gopher-server: better handle links gopher urls

Accept links without path, i.e. gopher://alexschroeder.ch.

.gitattributes

@@ -0,0 +1 @@
+*.pl linguist-language=Perl

.gitignore

@@ -8,3 +8,4 @@
 .DS_Store
 wiki.log
 .prove
+TAGS

Makefile

@@ -22,10 +22,10 @@ clean:
 	prove t/setup.pl
 
 release:
-	perl stuff/release ~/oddmuse.org
+	perl stuff/release ~/oddmuse.org/releases 2.3.3
 
 build/wiki.pl: wiki.pl
-	perl -lne "s/(\\\$$q->a\(\{-href=>'http:\/\/www.oddmuse.org\/'\}, 'Oddmuse'\))/\\\$$q->a({-href=>'http:\/\/git.savannah.gnu.org\/cgit\/oddmuse.git\/tag\/?id=$(VERSION_NO)'}, 'wiki.pl') . ' ($(VERSION_NO)), see ' . \$$1/; print" < $< > $@
+	perl -lne "s/(\\\$$q->a\(\{-href=>'https:\/\/www.oddmuse.org\/'\}, 'Oddmuse'\))/\\\$$q->a({-href=>'https:\/\/git.savannah.gnu.org\/cgit\/oddmuse.git\/tag\/?id=$(VERSION_NO)'}, 'wiki.pl') . ' ($(VERSION_NO)), see ' . \$$1/; print" < $< > $@
 
 build/%-utf8.pl: modules/translations/%-utf8.pl
 	perl -lne "s/(AddModuleDescription\('[^']+', '[^']+')\)/\$$1, 'translations\/', '$(VERSION_NO)')/; print" < $< > $@
@@ -36,8 +36,8 @@ build/national-%.pl: modules/translations/national-%.pl
 build/month-names-%.pl: modules/translations/month-names-%.pl
 	perl -lne "s/(AddModuleDescription\('[^']+', '[^']+')\)/\$$1, 'translations\/', '$(VERSION_NO)')/; print" < $< > $@
 
-# from: http://git.savannah.gnu.org/cgit/oddmuse.git/tree/modules/namespaces.pl
-#   to: http://git.savannah.gnu.org/cgit/oddmuse.git/tree/modules/namespaces.pl?id=2.1-11-gd4f1e27
+# from: https://git.savannah.gnu.org/cgit/oddmuse.git/tree/modules/namespaces.pl
+#   to: https://git.savannah.gnu.org/cgit/oddmuse.git/tree/modules/namespaces.pl?id=2.1-11-gd4f1e27
 
 build/%.pl: modules/%.pl
 	perl -lne "s/(AddModuleDescription\('[^']+', '[^']+')\)/\$$1, undef, '$(VERSION_NO)')/; print" < $< > $@

README.creole

@@ -23,12 +23,21 @@ usermod -a -G sudo alex
 Now you can login as {{{alex}}} and do everything else using {{{sudo}}}.
 
 You need to copy wiki.pl into your cgi-bin directory, and you need to
-make the script executable.
+make the script executable. You might also have to change its owner to
+an appropriate user on your system.
 
 {{{
 sudo wget -O /usr/lib/cgi-bin/wiki.pl \
   http://git.savannah.gnu.org/cgit/oddmuse.git/plain/wiki.pl
 sudo chmod +x /usr/lib/cgi-bin/wiki.pl
+sudo chown www-data.www-data /usr/lib/cgi-bin/wiki.pl
+}}}
+
+If you're on SUSE, the user might not be {{{www-data}}} but
+{{{wwwrun}}} without appropriate group:
+
+{{{
+sudo chown wwwrun.root /usr/lib/cgi-bin/wiki.pl
 }}}
 
 You should be able to test it right now! Visit
@@ -85,7 +94,7 @@ Enjoy your wiki experience.
 Visit https://www.oddmuse.org/ to learn more about the translation
 files and modules that are part of this package.
 
-== Apache
+== Checking the Apache Setup
 
 If you think this information doesn't work for you, here are some things
 to check.
@@ -119,7 +128,7 @@ The default site is configured in
 sudo a2ensite default
 }}}
 
-This file also lists the directories we've used in out instructions
+This file also lists the directories we've used in our instructions
 above.
 
 {{{
@@ -136,6 +145,32 @@ simply restart it all:
 sudo service apache2 graceful
 }}}
 
+== Using just Perl
+
+You can use Mojolicious as your web server. There is a simple
+##server.pl## which you can use. Here's how you might start it:
+
+{{{
+mkdir ~/oddmuse
+WikiDataDir=$HOME/oddmuse perl server.pl daemon
+}}}
+
+This makes the server available on {{{http://localhost:3000/wiki}}}.
+
+If it works for you, feel free to upgrade to Hypnotoad.
+
+{{{
+WikiDataDir=$HOME/oddmuse hypnotoad server.pl
+}}}
+
+Note: Hypnotoad uses a different default port. The above makes the
+server available on {{{http://localhost:8080/wiki}}}. Hypnotoad will
+keep forking new processes. To stop it, use the {{{-s}}} flag.
+
+{{{
+hypnotoad -s server.pl
+}}}
+
 == License
 
 Permission is granted to copy, distribute and/or modify this document

contrib/campaignwiki/delete.sh

@@ -7,7 +7,7 @@ fi
 username=$1
 wiki=$2
 
-for p in $(curl "https://campaignwiki.org/wiki/$wiki?action=index;raw=1"); do
+for p in $(curl --silent "https://campaignwiki.org/wiki/$wiki?action=index;raw=1"); do
     echo "Deleting: $p"
     curl -F frodo=1 -F "title=$p" -F text=DeletedPage -F summary=Deleted -F username="$username" "https://campaignwiki.org/wiki/$wiki"
     sleep 5

contrib/localnames-server.pl

@@ -3,7 +3,7 @@
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
-# the Free Software Foundation; either version 2 of the License, or
+# the Free Software Foundation; either version 3 of the License, or
 # (at your option) any later version.
 #
 # This program is distributed in the hope that it will be useful,
@@ -12,10 +12,7 @@
 # GNU General Public License for more details.
 #
 # You should have received a copy of the GNU General Public License
-# along with this program; if not, write to the
-#    Free Software Foundation, Inc.
-#    59 Temple Place, Suite 330
-#    Boston, MA 02111-1307 USA
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
 use CGI;
 use CGI::Carp qw(fatalsToBrowser);

contrib/vc-oddmuse.el

@@ -1,165 +0,0 @@
-;;; vc-oddmuse.el -- add VC support to oddmuse-curl
-;; 
-;; Copyright (C) 2014  Alex Schroeder <alex@gnu.org>
-;; 
-;; Latest version:
-;;   http://git.savannah.gnu.org/cgit/oddmuse.git/plain/contrib/vc-oddmuse.el
-;; Discussion, feedback:
-;;   http://www.emacswiki.org/cgi-bin/wiki/OddmuseCurl
-;; 
-;; This program is free software: you can redistribute it and/or modify it
-;; under the terms of the GNU General Public License as published by the Free
-;; Software Foundation, either version 3 of the License, or (at your option)
-;; any later version.
-;; 
-;; This program is distributed in the hope that it will be useful, but WITHOUT
-;; ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
-;; FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
-;; more details.
-;; 
-;; You should have received a copy of the GNU General Public License along
-;; with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.
-
-;;; Commentary:
-;;
-;; Add the following to your init file:
-;;
-;; (add-to-list 'vc-handled-backends 'oddmuse)
-
-(add-to-list 'vc-handled-backends 'oddmuse)
-
-(require 'oddmuse-curl)
-(require 'diff)
-
-(defun vc-oddmuse-revision-granularity () 'file)
-
-(defun vc-oddmuse-registered (file)
-  "Handle files in `oddmuse-directory'."
-  (string-match (concat "^" (expand-file-name oddmuse-directory))
-		(file-name-directory file)))
-
-(defun vc-oddmuse-state (file)
-  "Return the current version control state of FILE.
-For a list of possible values, see `vc-state'."
-  ;; Avoid downloading the current version from the wiki and comparing
-  ;; the text: Too much traffic!
-  'edited)
-
-(defun vc-oddmuse-working-revision (file)
-  "The current revision based on `oddmuse-revisions'."
-  (with-oddmuse-file
-      (oddmuse-get-latest-revision wiki pagename)))
-
-(defun vc-oddmuse-checkout-model (files)
-  "No locking."
-  'implicit)
-
-(defun vc-oddmuse-create-repo (file)
-  (error "You cannot create Oddmuse wikis using Emacs."))
-
-(defun vc-oddmuse-register (files &optional rev comment)
-  "This always works.")
-
-(defvar vc-oddmuse-log-command
-  (concat "curl --silent %w"
-	  " --form action=rc"
-	  " --form showedit=1"
-	  " --form all=1"
-	  " --form from=1"
-	  " --form raw=1"
-	  " --form match='%r'")
-  "Command to use for publishing index pages.
-It must print the page to stdout.
-
-See `oddmuse-format-command' for the formatting options.")
-
-(defun vc-oddmuse-print-log (files buffer &optional shortlog start-revision limit)
-  "Load complete recent changes for the files."
-  ;; Derive `oddmuse-wiki' from the first file
-  (with-oddmuse-file (car files)
-    ;; The wiki expects a Perl regular expression!
-    (let ((regexp (concat "^(" (mapconcat 'file-name-nondirectory files "|") ")$")))
-      (oddmuse-run "Getting recent changes" vc-oddmuse-log-command nil nil buffer)))
-  (with-current-buffer buffer
-    (oddmuse-render-rss3))
-  'limit-unsupported)
-
-(defun vc-oddmuse-log-outgoing ()
-  (error "This is not supported."))
-
-(defun vc-oddmuse-log-incoming ()
-  (error "This is not supported."))
-
-(defvar vc-oddmuse-get-revision-command
-  (concat "curl --silent"
-	  " --form action=browse"
-	  " --form id=%t"
-	  " --form revision=%v"
-	  " --form raw=1"
-	  " '%w'")
-  "Command to use to get older revisions of a page.
-It must print the page to stdout.
-
-%?  '?' character
-%w  URL of the wiki as provided by `oddmuse-wikis'
-%t  Page title as provided by `oddmuse-page-name'
-%v  Revision to retrieve as provided by `oddmuse-revision'")
-
-(defun oddmuse-revision-filename (rev)
-  "Return filename for revision REV.
-This uses `oddmuse-directory', `wiki' and `pagename' as bound by
-`with-oddmuse-file'."
-  (concat oddmuse-directory
-	  "/" wiki
-	  "/" pagename
-	  ".~" rev "~"))
-
-(defun vc-oddmuse-diff (files &optional rev1 rev2 buffer)
-  "Report the differences for FILES."
-  (setq buffer (or buffer (get-buffer-create "*vc-diff*")))
-  (dolist (file files)
-    (with-oddmuse-file file
-      (setq rev1 (or rev1 (oddmuse-get-latest-revision wiki pagename)))
-      (dolist (rev (list rev1 rev2))
-	(when (and rev (not (file-readable-p (oddmuse-revision-filename rev))))
-	  (let* ((oddmuse-revision rev)
-		 (command vc-oddmuse-get-revision-command)
-		 (filename (oddmuse-revision-filename rev)))
-	    (with-temp-buffer
-	      (oddmuse-run
-	       (concat "Downloading revision " rev)
-	       command wiki pagename)
-	      (write-file filename)))))
-      (diff-no-select
-       (if rev1 (oddmuse-revision-filename rev1) file)
-       (if rev2 (oddmuse-revision-filename rev2) file)
-       nil
-       (vc-switches 'oddmuse 'diff)
-       buffer))))
-
-(defun vc-oddmuse-revert (file &optional contents-done)
-  "Revert FILE back to the wiki revision.
-If optional arg CONTENTS-DONE is non-nil, then nothing needs to
-be done, as the contents of FILE have already been reverted from
-a version backup."
-  (unless contents-done
-    (with-oddmuse-file file
-      (let ((command (oddmuse-format-command vc-oddmuse-get-revision-command)))
-	(with-temp-buffer
-	  (oddmuse-run "Loading" command wiki pagename)
-	  (write-file file))))))
-
-(defun vc-oddmuse-checkin (files rev comment)
-  "Commit changes in FILES to this backend.
-REV is a historical artifact and should be ignored.  COMMENT is
-used as a check-in comment."
-  (dolist (file files)
-    (with-oddmuse-file file
-      (let* ((summary comment)
-	     (command (oddmuse-format-command oddmuse-post-command))
-	     (buf (get-buffer-create " *oddmuse-response*")))
-	(with-temp-buffer
-	  (insert-file-contents file)
-	  (oddmuse-run "Posting" command wiki pagename buf t 302))))))
-
-(provide 'vc-oddmuse)

css/alex-2017.css

@@ -0,0 +1,544 @@
+/* This file is in the public domain. */
+html{ text-align: center; }
+
+body, rss {
+    font-family: "Palatino Linotype", "Book Antiqua", Palatino, serif;
+    font-style: normal;
+    font-size: 14pt;
+    padding: 1em 3em;
+    max-width: 72ex;
+    display: inline-block;
+    text-align: left;
+    color: #000;
+    background-color: #fff;
+}
+
+@import url(file:///home/alex/alexschroeder.ch/css/alex-2017.css) print;
+
+@media print {
+    body {
+	font-size: 12pt;
+    }
+    
+    /* hide all the crap */
+    div.diff, div.diff+hr, div.refer, div.near, div.definition, div.sister,
+    div.cal, div.footer, span.specialdays, span.gotobar, a.edit, a.number span,
+    div.rc form, form.tiny, p.comment, p#plus1, div.g-plusone, div.content a.feed {
+	display:none;
+    }
+    div.content a.book,
+    div.content a.movie {
+	text-decoration: none;
+    }
+    a cite {
+	font-style: italic;
+    }
+    img[alt="RSS"] { display: none }
+    a.rss { font-size: 8pt }
+}
+
+/* headings: we can use larger sizes if we use a lighter color.
+   we cannot inherit the font-family because header and footer use a narrow font. */
+
+h1, h2, h3, title {
+    font-family: inherit;
+    font-weight: normal;
+}
+h1, channel title {
+    font-size: 32pt;
+    margin: 1em 0 0.5em 0;
+    padding: 0.4em 0;
+}
+h2 {
+    font-size: 18pt;
+    margin: 2em 0 0 0;
+    padding: 0;
+}
+h3 {
+    font-size: inherit;
+    font-weight: bold;
+    padding: 0;
+    margin: 1em 0 0 0;
+    clear: both;
+}
+
+/* headers in the journal are smaller */
+
+div.journal h1, item title {
+    font-size: inherit;
+    padding: 0;
+    clear: both;
+    border-bottom: 1px solid #000;
+}
+div.journal h2 {
+    font-family: inherit;
+    font-size: inherit;
+}
+div.journal h3 {
+    font-family: inherit;
+    font-size: inherit;
+    font-weight: inherit;
+    font-style: italic;
+}
+div.journal hr {
+    visibility: hidden;
+}
+p.more {
+    margin-top: 3em;
+}
+/* Links in headings appear on journal pages. */
+
+h1 a, h2 a, h3 a {
+    color:inherit;
+    text-decoration:none;
+    font-weight: normal;
+} 
+h1 a:visited, h2 a:visited, h3 a:visited {
+    color: inherit;
+}
+
+/* for download buttons and the like */
+
+.button {
+    display: inline-block;
+    font-size: 120%;
+    cursor: pointer;
+    padding: 0.4em 0.6em;
+    text-shadow: 0px -1px 0px #ccc;
+    background-color: #cfa;
+    border: 1px solid #9d8;
+    border-radius: 5px;
+    box-shadow: 0px 1px 3px white inset, 0px 1px 3px black;
+}
+
+.button .icon {
+    color: #363;
+    text-shadow: 0px -1px 1px white, 0px 1px 3px #666;
+}
+
+.button a {
+    text-decoration: none;
+    font-weight: normal;
+}
+
+/* links */
+
+a.pencil {
+    padding-left: 1ex;
+    text-decoration: none;
+    color: inherit;
+    visibility: hidden;
+    transition: visibility 0s 1s, opacity 1s linear;
+    opacity: 0;
+}
+*:hover > a.pencil {
+    visibility: visible;
+    transition: opacity .5s linear;
+    opacity: 1;
+}
+@media print {
+    a.pencil {
+	display: none;
+    }
+}
+
+a.number {
+    text-decoration: none;
+}
+
+/* stop floating content from flowing over the footer */
+
+hr {
+    clear: both;
+}
+
+/* the distance between links in the navigation bars */
+
+span.bar a {
+    margin-right: 1ex;
+}
+
+a img {
+    border: none;
+}
+
+/* search box in the top bar */
+
+.header form, .header p {
+    display: inline;
+    white-space: nowrap;
+}
+label[for="searchlang"], #searchlang, .header input[type="submit"] {
+    /* don't use display: none! http://stackoverflow.com/questions/5665203/getting-iphone-go-button-to-submit-form */
+    visibility: hidden; position: absolute;
+}
+/* wrap on the iphone */
+@media only screen and (max-device-width: 480px) {
+}
+
+.header input {
+    width: 10ex;
+}
+
+/* other form fields */
+
+input[type="text"] {
+    padding: 0;
+    font-size: 80%;
+    line-height: 125%;
+}
+
+/* code */
+
+textarea, pre, code, tt {
+    font-family: "Andale Mono", Monaco, "Courier New", Courier, monospace, "Symbola";
+    font-size: 80%;
+}
+
+pre {
+    overflow:hidden;
+    white-space: pre-wrap;      /* CSS 3 */
+    white-space: -moz-pre-wrap; /* Mozilla, since 1999 */
+    white-space: -pre-wrap;     /* Opera 4-6 */
+    white-space: -o-pre-wrap;   /* Opera 7 */
+    word-wrap: break-word;      /* Internet Explorer 5.5+ */
+}
+
+/* styling for divs that will be invisible when printing
+   when printing. */
+
+div.header, div.footer, div.near, div.definition, p.comment, a.tag {
+    
+    font-size: 14pt;
+}
+@media print {
+    div.header, div.footer, div.near, div.definition, p.comment, a.tag {
+	font-size: 8pt;
+    }
+}
+
+div.footer form.search {
+    display: none;
+}
+div.rc li + li {
+    margin-top: 1em;
+}
+div.rc li strong, table.history strong, strong.description {
+    font-family: inherit;
+    font-weight: inherit;
+}
+div.diff {
+    padding-left: 5%;
+    padding-right: 5%;
+    font-size: 12pt;
+    color: #000;
+
+}
+div.old {
+    background-color: #ffffaf;
+}
+div.new {
+    background-color: #cfffcf;
+}
+
+div.refer {
+    padding-left: 5%;
+    padding-right: 5%;
+    font-size: 12pt;
+}
+
+div.message {
+    background-color:#fee;
+    color:#000;
+}
+
+img.xml {
+    border:none;
+    padding:1px;
+}
+a.small img {
+    max-width:300px;
+}
+a.large img {
+    max-width:600px;
+}
+div.sister {
+    margin-right:1ex;
+    background-color:inherit;
+}
+div.sister p {
+    margin-top:0;
+}
+div.sister hr {
+    display:none;
+}
+div.sister img {
+    border:none;
+}
+
+div.near, div.definition {
+    background-color:#efe;
+}
+
+div.sidebar {
+    float:right;
+    border:1px dotted #000;
+    padding:0 1em;
+}
+div.sidebar ul {
+    padding-left:1em;
+}
+
+/* replacements, features */
+
+ins {
+    font-style: italic;
+    text-decoration: none;
+}
+acronym, abbr {
+    letter-spacing:0.1em;
+    font-variant:small-caps;
+}
+
+/* Interlink prefix not shown */
+a .site, a .separator {
+        display: none;
+}
+a cite { font:inherit; }
+/* browser borkage */
+textarea[name="text"] { width:97%; height:80%; }
+textarea[name="summary"] { width:97%; height:3em; }
+/* comments */
+textarea[name="aftertext"] { width:97%; height:10em; }
+div.commentshown {
+    font-size: 12pt;
+    padding: 2em 0;
+}
+div.commenthidden {
+    display:none;
+}
+div.commentshown {
+    display:block;
+}
+p.comment {
+    margin-bottom: 0;
+}
+div.comment {
+    font-size: 14pt;
+}
+div.comment h2 {
+    margin-top: 5em;
+}
+/* comment pages with username, homepage, and email subscription */
+.comment form span { display: block; }
+.comment form span label { display: inline-block; width: 10em; }
+/* IE sucks */
+.comment input#username,
+.comment input#homepage,
+.comment input#mail { width: 20em; }
+
+/* cal */
+div.month { padding:0; margin:0 2ex; }
+body > div.month {
+    float:right;
+    background-color: inherit;
+    border:solid thin;
+    padding:0 1ex;
+}
+.year > .month {
+    float:left;
+}
+.footer {
+    clear:both;
+}
+.month .title a.local {
+    background-color: inherit;
+}
+.month a.local {
+    background-color: #ddf;
+}
+.month a.today {
+    background-color: #fdd;
+}
+.month a {
+    color:inherit;
+    font-weight:inherit;
+    text-decoration: none;
+    background-color: #eee;
+}
+/* history tables and other tables */
+table.history {
+    border: none;
+}
+td.history {
+    border: none;
+}
+
+table {
+    border: none;
+    border-top: 1px solid #ccc;
+    border-bottom: 1px solid #ccc;
+    padding: 1em;
+    margin: 1em 2em;
+}
+table tr td, table tr th {
+    border: none;
+    padding: 0.2em 0.5em;
+    vertical-align: top;
+}
+table.arab tr th {
+    font-weight:normal;
+    text-align:left;
+    vertical-align:top;
+}
+table.arab, table.arab tr th, table.arab tr td {
+    border:none;
+}
+th.nobreak {
+    white-space:nowrap;
+}
+table.full { width:99%; margin-left:1px; }
+table.j td, table.j th, table tr td.j, table tr th.j, .j { text-align:justify; }
+table.l td, table.l th, table tr td.l, table tr th.l, .l { text-align:left; }
+table.r td, table.r th, table tr td.r, table tr th.r, .r { text-align:right; }
+table.c td, table.c th, table tr td.c, table tr th.c, .c { text-align:center; }
+table.t td { vertical-align: top; }
+td.half { width:50%; }
+td.third { width:33%; }
+
+form table td { padding:5px; }
+
+/* lists */
+dd { padding-bottom:0.5ex; }
+dl.inside dt { float:left; }
+/* search */
+div.search span.result { font-size:larger; }
+div.search span.info { font-size:smaller; font-style:italic; }
+div.search p.result { display:none; }
+
+img.logo {
+    float: right;
+    margin: 0 0 0 1ex;
+    padding: 0;
+    border: 1px solid #000;
+    opacity: 0.3;
+    background-color:#ffe;
+}
+
+/* images */
+
+div.content a.feed img, div.journal a.feed img,
+div.content a img.smiley, div.journal a img.smiley, img.smiley,
+div.content a.inline img, div.journal a.inline img,
+div.content li a.image img, div.journal li a.image img { 
+    margin: 0; padding: 0; border: none;
+}
+div.image a img {
+    margin-bottom: 0;
+}
+div.image span.caption {
+    margin: 0 1em;
+}
+
+img {
+    max-width: 100%;
+}
+
+.left { float:left; margin-right: 1em; }
+.right { float:right; margin-left: 1em; }
+.half img { height: 50%; width: 50%; }
+.face img { width: 200px; }
+div.left .left, div.right .right {
+    float:none;
+}
+.center { text-align:center; }
+table.aside {
+    float:right;
+    width:40%;
+    margin-left: 1em;
+    padding: 1ex;
+    border: 1px dotted #666;
+}
+table.aside td {
+    text-align:left;
+}
+div.sidebar {
+    float:right; width: 250px;
+    text-align: right;
+    border: none;
+    margin: 1ex;
+}
+
+.bigsidebar {
+    float:right;
+    width: 500px;
+    border: none;
+    margin-left: 1ex;
+    font-size: 80%;
+}
+
+dl.irc dt { width:20ex; float:left; text-align:right; clear:left; }
+dl.irc dt span.time { float:left; }
+dl.irc dd { margin-left:22ex; }
+
+/* portrait */
+
+div.footer, div.comment, hr { clear: both; }
+.portrait { float: left; font-size: small; margin-right: 1em; }
+.portrait a { color: #999; }
+
+div.left { float:left; margin:1em; padding: 0.5em; }
+div.left p { display:table-cell; }
+div.left p + p { display:table-caption; caption-side:bottom; }
+
+p.table a { float:left; width:20ex; }
+p.table + p { clear:both; }
+
+/* mastodon */
+
+div.mastodon { padding: 0 2em }
+div.mastodon .status {padding-top: 1ex; border-bottom: 1px solid grey;}
+div.mastodon .status:first-child {border-top: 1px solid grey;}
+
+/* rss */
+
+channel * { display: block; }
+
+channel title {
+    margin-top: 30pt;
+}
+copyright {
+    font-size: 14pt;
+    margin-top: 1em;
+}
+channel:before {
+    font-size: 14pt;
+    display: block;
+    margin: 1em;
+    padding: 0.5em;
+    content: "This document is to be read in a feed reader. The item content is escaped HTML, which makes it hard to read for humans. Sorry!";
+    color: red;
+    border: 1px solid red;
+}
+license {
+    font-size: 11pt;
+    margin-bottom: 9pt;
+}
+contributor:before { content: "Last edited by "; }
+contributor:after { content: "."; }
+generator:before { content: "Feed generated by "; }
+generator:after { content: "."; }
+channel description {
+    font-weight: bold;
+}
+item description {
+    font-weight: normal;
+    margin-bottom: 1em;
+}
+link, managingEditor, webMaster, license, url,
+docs, language,
+pubDate, lastBuildDate, ttl, guid, category, comments,
+docs, image title, image link,
+status, version, diff, history, importance {
+    display: none;
+}

css/alex-2018.css

@@ -0,0 +1,562 @@
+/* This file is in the public domain. */
+html{ text-align: center; }
+
+body, rss {
+    font-family: "Palatino Linotype", "Book Antiqua", Palatino, serif;
+    font-style: normal;
+    font-size: 14pt;
+    padding: 1em 3em;
+    max-width: 72ex;
+    display: inline-block;
+    text-align: left;
+    color: #000;
+    background-color: #fff;
+}
+
+@media only screen and (max-device-width: 480px) {
+    body {
+	padding: 1ex;
+    }
+}
+
+@import url(file:///home/alex/alexschroeder.ch/css/alex-2017.css) print;
+
+@media print {
+    body {
+	font-size: 12pt;
+    }
+    
+    /* hide all the crap */
+    div.diff, div.diff+hr, div.refer, div.near, div.definition, div.sister,
+    div.cal, div.footer, span.specialdays, span.gotobar, a.edit, a.number span,
+    div.rc form, form.tiny, p.comment, p#plus1, div.g-plusone, div.content a.feed {
+	display:none;
+    }
+    div.content a.book,
+    div.content a.movie {
+	text-decoration: none;
+    }
+    a cite {
+	font-style: italic;
+    }
+    img[alt="RSS"] { display: none }
+    a.rss { font-size: 8pt }
+}
+
+/* headings: we can use larger sizes if we use a lighter color.
+   we cannot inherit the font-family because header and footer use a narrow font. */
+
+h1, h2, h3, title {
+    font-family: inherit;
+    font-weight: normal;
+}
+h1, channel title {
+    font-size: 32pt;
+    margin: 1em 0 0.5em 0;
+    padding: 0.4em 0;
+}
+h2 {
+    font-size: 18pt;
+    margin: 2em 0 0 0;
+    padding: 0;
+}
+h3 {
+    font-size: inherit;
+    font-weight: bold;
+    padding: 0;
+    margin: 1em 0 0 0;
+    clear: both;
+}
+
+/* headers in the journal are smaller */
+
+div.journal h1, item title {
+    font-size: inherit;
+    padding: 0;
+    clear: both;
+    border-bottom: 1px solid #000;
+}
+div.journal h2 {
+    font-family: inherit;
+    font-size: inherit;
+}
+div.journal h3 {
+    font-family: inherit;
+    font-size: inherit;
+    font-weight: inherit;
+    font-style: italic;
+}
+div.journal hr {
+    visibility: hidden;
+}
+p.more {
+    margin-top: 3em;
+}
+/* Links in headings appear on journal pages. */
+
+h1 a, h2 a, h3 a {
+    color:inherit;
+    text-decoration:none;
+    font-weight: normal;
+} 
+h1 a:visited, h2 a:visited, h3 a:visited {
+    color: inherit;
+}
+
+/* for download buttons and the like */
+
+.button {
+    display: inline-block;
+    font-size: 120%;
+    cursor: pointer;
+    padding: 0.4em 0.6em;
+    text-shadow: 0px -1px 0px #ccc;
+    background-color: #cfa;
+    border: 1px solid #9d8;
+    border-radius: 5px;
+    box-shadow: 0px 1px 3px white inset, 0px 1px 3px black;
+}
+
+.button .icon {
+    color: #363;
+    text-shadow: 0px -1px 1px white, 0px 1px 3px #666;
+}
+
+.button a {
+    text-decoration: none;
+    font-weight: normal;
+}
+
+/* links */
+
+a.pencil {
+    padding-left: 1ex;
+    text-decoration: none;
+    color: inherit;
+    visibility: hidden;
+    transition: visibility 0s 1s, opacity 1s linear;
+    opacity: 0;
+}
+*:hover > a.pencil {
+    visibility: visible;
+    transition: opacity .5s linear;
+    opacity: 1;
+}
+@media print {
+    a.pencil {
+	display: none;
+    }
+}
+
+a.number {
+    text-decoration: none;
+}
+
+/* stop floating content from flowing over the footer */
+
+hr {
+    clear: both;
+}
+
+/* the distance between links in the navigation bars */
+
+span.bar a {
+    margin-right: 1ex;
+}
+
+a img {
+    border: none;
+}
+
+/* search box in the top bar */
+
+.header form, .header p {
+    display: inline;
+    white-space: nowrap;
+}
+label[for="searchlang"], #searchlang, .header input[type="submit"] {
+    /* don't use display: none! http://stackoverflow.com/questions/5665203/getting-iphone-go-button-to-submit-form */
+    visibility: hidden; position: absolute;
+}
+
+.header input {
+    width: 10ex;
+}
+
+/* other form fields */
+
+input[type="text"] {
+    padding: 0;
+    font-size: 80%;
+    line-height: 125%;
+}
+
+/* code */
+
+textarea, pre, code, tt {
+    font-family: "Andale Mono", Monaco, "Courier New", Courier, monospace, "Symbola";
+    font-size: 75%; /* fits 80ex */
+}
+
+pre {
+    overflow:hidden;
+    white-space: pre-wrap;      /* CSS 3 */
+    white-space: -moz-pre-wrap; /* Mozilla, since 1999 */
+    white-space: -pre-wrap;     /* Opera 4-6 */
+    white-space: -o-pre-wrap;   /* Opera 7 */
+    word-wrap: break-word;      /* Internet Explorer 5.5+ */
+}
+
+/* styling for divs that will be invisible when printing
+   when printing. */
+
+div.header, div.footer, div.near, div.definition, p.comment, a.tag {
+    
+    font-size: 14pt;
+}
+@media print {
+    div.header, div.footer, div.near, div.definition, p.comment, a.tag {
+	font-size: 8pt;
+    }
+}
+
+div.footer form.search {
+    display: none;
+}
+div.rc {
+    overflow: hidden;
+}
+div.rc li + li {
+    margin-top: 1em;
+}
+div.rc li strong, table.history strong, strong.description {
+    font-family: inherit;
+    font-weight: inherit;
+}
+div.diff {
+    padding-left: 5%;
+    padding-right: 5%;
+    font-size: 12pt;
+    color: #000;
+
+}
+div.old {
+    background-color: #ffffaf;
+}
+div.new {
+    background-color: #cfffcf;
+}
+
+div.refer {
+    padding-left: 5%;
+    padding-right: 5%;
+    font-size: 12pt;
+}
+
+div.message {
+    background-color:#fee;
+    color:#000;
+}
+
+img.xml {
+    border:none;
+    padding:1px;
+}
+a.small img {
+    max-width:300px;
+}
+a.large img {
+    max-width:600px;
+}
+div.sister {
+    margin-right:1ex;
+    background-color:inherit;
+}
+div.sister p {
+    margin-top:0;
+}
+div.sister hr {
+    display:none;
+}
+div.sister img {
+    border:none;
+}
+
+div.near, div.definition {
+    background-color:#efe;
+}
+
+div.sidebar {
+    float:right;
+    border:1px dotted #000;
+    padding:0 1em;
+}
+div.sidebar ul {
+    padding-left:1em;
+}
+
+/* replacements, features */
+
+ins {
+    font-style: italic;
+    text-decoration: none;
+}
+acronym, abbr {
+    letter-spacing:0.1em;
+    font-variant:small-caps;
+}
+
+/* Interlink prefix not shown */
+a .site, a .separator {
+        display: none;
+}
+a cite { font:inherit; }
+/* browser borkage */
+textarea[name="text"] { width:97%; height:80%; }
+textarea[name="summary"] { width:97%; height:3em; }
+/* comments */
+textarea[name="aftertext"] { width:97%; height:10em; }
+div.commentshown {
+    font-size: 12pt;
+    padding: 2em 0;
+}
+div.commenthidden {
+    display:none;
+}
+div.commentshown {
+    display:block;
+}
+p.comment {
+    margin-bottom: 0;
+}
+div.comment {
+    font-size: 14pt;
+}
+div.comment h2 {
+    margin-top: 5em;
+}
+/* comment pages with username, homepage, and email subscription */
+.comment form span { display: block; }
+.comment form span label { display: inline-block; width: 10em; }
+/* IE sucks */
+.comment input#username,
+.comment input#homepage,
+.comment input#mail { width: 20em; }
+
+/* cal */
+div.month { padding:0; margin:0 2ex; }
+body > div.month {
+    float:right;
+    background-color: inherit;
+    border:solid thin;
+    padding:0 1ex;
+}
+.year > .month {
+    float:left;
+}
+.footer {
+    clear:both;
+}
+.month .title a.local {
+    background-color: inherit;
+}
+.month a.local {
+    background-color: #ddf;
+}
+.month a.today {
+    background-color: #fdd;
+}
+.month a {
+    color:inherit;
+    font-weight:inherit;
+    text-decoration: none;
+    background-color: #eee;
+}
+/* history tables and other tables */
+table.history {
+    border: none;
+}
+td.history {
+    border: none;
+}
+
+table {
+    border: none;
+    border-top: 1px solid #ccc;
+    border-bottom: 1px solid #ccc;
+    padding: 1em;
+    margin: 1em 2em;
+}
+table tr td, table tr th {
+    border: none;
+    padding: 0.2em 0.5em;
+    vertical-align: top;
+}
+table.arab tr th {
+    font-weight:normal;
+    text-align:left;
+    vertical-align:top;
+}
+table.arab, table.arab tr th, table.arab tr td {
+    border:none;
+}
+th.nobreak {
+    white-space:nowrap;
+}
+table.full { width:99%; margin-left:1px; }
+table.j td, table.j th, table tr td.j, table tr th.j, .j { text-align:justify; }
+table.l td, table.l th, table tr td.l, table tr th.l, .l { text-align:left; }
+table.r td, table.r th, table tr td.r, table tr th.r, .r { text-align:right; }
+table.c td, table.c th, table tr td.c, table tr th.c, .c { text-align:center; }
+table.t td { vertical-align: top; }
+td.half { width:50%; }
+td.third { width:33%; }
+
+form table td { padding:5px; }
+
+/* lists */
+dd { padding-bottom:0.5ex; }
+dl.inside dt { float:left; }
+/* search */
+div.search span.result { font-size:larger; }
+div.search span.info { font-size:smaller; font-style:italic; }
+div.search p.result { display:none; }
+
+img.logo {
+    float: right;
+    margin: 0 0 0 1ex;
+    padding: 0;
+    border: 1px solid #000;
+    opacity: 0.3;
+    background-color:#ffe;
+}
+
+/* images */
+
+div.content a.feed img, div.journal a.feed img,
+div.content a img.smiley, div.journal a img.smiley, img.smiley,
+div.content a.inline img, div.journal a.inline img,
+div.content li a.image img, div.journal li a.image img { 
+    margin: 0; padding: 0; border: none;
+}
+div.image a img {
+    margin-bottom: 0;
+}
+div.image span.caption {
+    margin: 0 1em;
+}
+
+img {
+    max-width: 100%;
+}
+
+.left { float:left; margin-right: 1em; }
+.right { float:right; margin-left: 1em; }
+.half img { height: 50%; width: 50%; }
+.face img { width: 200px; }
+div.left .left, div.right .right {
+    float:none;
+}
+.center { text-align:center; }
+table.aside {
+    float:right;
+    width:40%;
+    margin-left: 1em;
+    padding: 1ex;
+    border: 1px dotted #666;
+}
+table.aside td {
+    text-align:left;
+}
+div.sidebar {
+    float:right; width: 250px;
+    text-align: right;
+    border: none;
+    margin: 1ex;
+}
+
+.bigsidebar {
+    float:right;
+    width: 500px;
+    border: none;
+    margin-left: 1ex;
+    font-size: 80%;
+}
+
+dl.irc dt { width:20ex; float:left; text-align:right; clear:left; }
+dl.irc dt span.time { float:left; }
+dl.irc dd { margin-left:22ex; }
+
+/* portrait */
+
+div.footer, div.comment, hr { clear: both; }
+.portrait { float: left; font-size: small; margin-right: 1em; }
+.portrait a { color: #999; }
+
+div.left { float:left; margin:1em; padding: 0.5em; }
+div.left p { display:table-cell; }
+div.left p + p { display:table-caption; caption-side:bottom; }
+
+p.table a { float:left; width:20ex; }
+p.table + p { clear:both; }
+
+/* mastodon */
+
+div.mastodon { padding: 0 2em }
+div.mastodon .status {padding-top: 1ex; border-bottom: 1px solid grey;}
+div.mastodon .status:first-child {border-top: 1px solid grey;}
+
+/* terminal "screenshots" */
+
+.terminal {
+    width: 80%;
+    margin: 50px auto 100px auto;
+    padding: 5px;
+    font-size: 62%; /* fits 80ex */
+    border: 1px solid #999;
+    border-radius: 5px;
+    box-shadow: 0px 25px 50px #999;  
+}
+
+/* rss */
+
+channel * { display: block; }
+
+channel title {
+    margin-top: 30pt;
+}
+copyright {
+    font-size: 14pt;
+    margin-top: 1em;
+}
+channel:before {
+    font-size: 14pt;
+    display: block;
+    margin: 1em;
+    padding: 0.5em;
+    content: "This document is to be read in a feed reader. The item content is escaped HTML, which makes it hard to read for humans. Sorry!";
+    color: red;
+    border: 1px solid red;
+}
+license {
+    font-size: 11pt;
+    margin-bottom: 9pt;
+}
+contributor:before { content: "Last edited by "; }
+contributor:after { content: "."; }
+generator:before { content: "Feed generated by "; }
+generator:after { content: "."; }
+channel description {
+    font-weight: bold;
+}
+item description {
+    font-weight: normal;
+    margin-bottom: 1em;
+}
+link, managingEditor, webMaster, license, url,
+docs, language,
+pubDate, lastBuildDate, ttl, guid, category, comments,
+docs, image title, image link,
+status, version, diff, history, importance {
+    display: none;
+}

css/light.css

@@ -27,6 +27,10 @@ textarea, pre, code, tt {
 		font-family: Times, serif;
 		font-size:10pt;
 	}
+	/* Printing from Firefox */
+	svg {
+	    transform: translate(-1.5cm, -1cm);
+	}
 }
 
 /* iPhone */
@@ -49,7 +53,8 @@ textarea, pre, code, tt {
 /* hide the buttons but don't use display:none because of
    http://stackoverflow.com/questions/5665203/getting-iphone-go-button-to-submit-form
 .header input[type="submit"] { position: absolute; visibility: hidden; } */
-.header input { width: 5em; font-size: 80%; }
+.header input { width: 6em; font-size: 80%; }
+.header input[type="checkbox"] { width: 1em; }
 .footer { clear:both; font-size: 90%; }
 .content input { font-size: 80%; line-height: 125%; }
 

css/wiki.css

@@ -51,13 +51,13 @@ a.image:hover img {
 }
 
 /* a.definition soll aussehen wie h2 */
-h2, p a.definition {
+h2, p > a.definition {
     display: block;
     clear: both;
 }
 
 /* Such Link im h1 soll nicht auffallen. */
-h1, h2, h3, h4, h1 a, h1 a:visited, p a.definition {
+h1, h2, h3, h4, h1 a, h1 a:visited, p > a.definition {
     color: #666;
     font-size: 30pt;
     font-weight: normal;

modules/404handler.pl

@@ -3,7 +3,7 @@
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
-# the Free Software Foundation; either version 2 of the License, or
+# the Free Software Foundation; either version 3 of the License, or
 # (at your option) any later version.
 #
 # This program is distributed in the hope that it will be useful,
@@ -12,10 +12,7 @@
 # GNU General Public License for more details.
 #
 # You should have received a copy of the GNU General Public License
-# along with this program; if not, write to the
-#    Free Software Foundation, Inc.
-#    59 Temple Place, Suite 330
-#    Boston, MA 02111-1307 USA
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
 package OddMuse;
 

modules/admin.pl

@@ -2,7 +2,7 @@
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
-# the Free Software Foundation; either version 2 of the License, or
+# the Free Software Foundation; either version 3 of the License, or
 # (at your option) any later version.
 #
 # This program is distributed in the hope that it will be useful,
@@ -11,10 +11,7 @@
 # GNU General Public License for more details.
 #
 # You should have received a copy of the GNU General Public License
-# along with this program; if not, write to the
-#    Free Software Foundation, Inc.
-#    59 Temple Place, Suite 330
-#    Boston, MA 02111-1307 USA
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
 use strict;
 use v5.10;

modules/age.pl

@@ -2,7 +2,7 @@
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
-# the Free Software Foundation; either version 2 of the License, or
+# the Free Software Foundation; either version 3 of the License, or
 # (at your option) any later version.
 #
 # This program is distributed in the hope that it will be useful,
@@ -11,10 +11,7 @@
 # GNU General Public License for more details.
 #
 # You should have received a copy of the GNU General Public License
-# along with this program; if not, write to the
-#    Free Software Foundation, Inc.
-#    59 Temple Place, Suite 330
-#    Boston, MA 02111-1307 USA
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
 use strict;
 use v5.10;

modules/aggregate.pl

@@ -2,7 +2,7 @@
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
-# the Free Software Foundation; either version 2 of the License, or
+# the Free Software Foundation; either version 3 of the License, or
 # (at your option) any later version.
 #
 # This program is distributed in the hope that it will be useful,
@@ -11,10 +11,7 @@
 # GNU General Public License for more details.
 #
 # You should have received a copy of the GNU General Public License
-# along with this program; if not, write to the
-#    Free Software Foundation, Inc.
-#    59 Temple Place, Suite 330
-#    Boston, MA 02111-1307 USA
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
 use strict;
 use v5.10;

modules/agree-disagree.pl

@@ -2,7 +2,7 @@
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
-# the Free Software Foundation; either version 2 of the License, or
+# the Free Software Foundation; either version 3 of the License, or
 # (at your option) any later version.
 #
 # This program is distributed in the hope that it will be useful,
@@ -11,10 +11,7 @@
 # GNU General Public License for more details.
 #
 # You should have received a copy of the GNU General Public License
-# along with this program; if not, write to the
-#    Free Software Foundation, Inc.
-#    59 Temple Place, Suite 330
-#    Boston, MA 02111-1307 USA
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
 use strict;
 use v5.10;

modules/all.pl

@@ -2,7 +2,7 @@
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
-# the Free Software Foundation; either version 2 of the License, or
+# the Free Software Foundation; either version 3 of the License, or
 # (at your option) any later version.
 #
 # This program is distributed in the hope that it will be useful,
@@ -11,10 +11,7 @@
 # GNU General Public License for more details.
 #
 # You should have received a copy of the GNU General Public License
-# along with this program; if not, write to the
-#    Free Software Foundation, Inc.
-#    59 Temple Place, Suite 330
-#    Boston, MA 02111-1307 USA
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
 use strict;
 use v5.10;

modules/antispam.pl

@@ -2,7 +2,7 @@
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
-# the Free Software Foundation; either version 2 of the License, or
+# the Free Software Foundation; either version 3 of the License, or
 # (at your option) any later version.
 #
 # This program is distributed in the hope that it will be useful,
@@ -11,10 +11,7 @@
 # GNU General Public License for more details.
 #
 # You should have received a copy of the GNU General Public License
-# along with this program; if not, write to the
-#    Free Software Foundation, Inc.
-#    59 Temple Place, Suite 330
-#    Boston, MA 02111-1307 USA
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
 use strict;
 use v5.10;

modules/archive.pl

@@ -2,7 +2,7 @@
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
-# the Free Software Foundation; either version 2 of the License, or
+# the Free Software Foundation; either version 3 of the License, or
 # (at your option) any later version.
 #
 # This program is distributed in the hope that it will be useful,
@@ -11,10 +11,7 @@
 # GNU General Public License for more details.
 #
 # You should have received a copy of the GNU General Public License
-# along with this program; if not, write to the
-#    Free Software Foundation, Inc.
-#    59 Temple Place, Suite 330
-#    Boston, MA 02111-1307 USA
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
 use strict;
 use v5.10;

modules/autolock.pl

@@ -206,18 +206,17 @@ except where noted.
 
 Copyleft 2008 by B.w.Curry <http://www.raiazome.com>.
 
-This file is free software; you can redistribute it and/or
-modify it under the terms of the GNU General Public License
-as published by the Free Software Foundation; either version 2
-of the License, or (at your option) any later version.
+This program is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 3 of the License, or
+(at your option) any later version.
 
-This file is distributed in the hope that it will be useful,
+This program is distributed in the hope that it will be useful,
 but WITHOUT ANY WARRANTY; without even the implied warranty of
 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.
 
 You should have received a copy of the GNU General Public License
-along with this file; if not, write to the Free Software
-Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
+along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
 =cut

modules/backlinkage.pl

@@ -2,7 +2,7 @@
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
-# the Free Software Foundation; either version 2 of the License, or
+# the Free Software Foundation; either version 3 of the License, or
 # (at your option) any later version.
 #
 # This program is distributed in the hope that it will be useful,
@@ -11,10 +11,7 @@
 # GNU General Public License for more details.
 #
 # You should have received a copy of the GNU General Public License
-# along with this program; if not, write to the
-#    Free Software Foundation, Inc.
-#    59 Temple Place, Suite 330
-#    Boston, MA 02111-1307 USA
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
 # Grab MLDBM at http://search.cpan.org/dist/MLDBM/lib/MLDBM.pm
 # ie: http://search.cpan.org/CPAN/authors/id/C/CH/CHAMAS/MLDBM-2.01.tar.gz

modules/ban-contributors.pl

@@ -1,4 +1,4 @@
-# Copyright (C) 2013  Alex Schroeder <alex@gnu.org>
+# Copyright (C) 2013-2016  Alex Schroeder <alex@gnu.org>
 
 # This program is free software: you can redistribute it and/or modify it under
 # the terms of the GNU General Public License as published by the Free Software
@@ -21,11 +21,12 @@ compared to the list of regular expressions on the C<BannedHosts> page
 (see C<$BannedHosts>). If the contributor is already banned, this is
 mentioned. If the contributor is not banned, you'll see a button
 allowing you to ban him or her immediately. If you click the button,
-the IP or hostname will be added to the C<BannedHosts> page for you.
+the IP will be added to the C<BannedHosts> page for you.
 
 =cut
 use strict;
 use v5.10;
+
 our ($q, $Now, %Page, $OpenPageName, %Action, $UrlPattern, $BannedContent, $BannedHosts, @MyAdminCode);
 
 AddModuleDescription('ban-contributors.pl', 'Ban Contributors Extension');
@@ -56,17 +57,18 @@ sub IsItBanned {
 sub DoBanHosts {
   my $id = shift;
   my $content = GetParam('content', '');
-  my $host = GetParam('host', '');
+  my $range = GetParam('range', '');
+  my $regexp = GetParam('regexp', '');
   if ($content) {
     SetParam('text', GetPageContent($BannedContent)
 	     . $content . " # " . CalcDay($Now) . " "
 	     . NormalToFree($id) . "\n");
     SetParam('summary', NormalToFree($id));
     DoPost($BannedContent);
-  } elsif ($host) {
-    $host =~ s/\./\\./g;
+  } elsif ($regexp) {
     SetParam('text', GetPageContent($BannedHosts)
-	     . "^" . $host . " # " . CalcDay($Now) . " "
+	     . $regexp . " # " . CalcDay($Now)
+	     . " $range "
 	     . NormalToFree($id) . "\n");
     SetParam('summary', NormalToFree($id));
     DoPost($BannedHosts);
@@ -94,10 +96,14 @@ sub DoBanHosts {
       if (IsItBanned($_, \@regexps)) {
 	print $q->p(Ts("%s is banned", $name));
       } else {
+	my ($start, $end) = BanContributors::get_range($_);
+	$range = "[$start - $end]";
+	$name .= " " . $range;
 	print GetFormStart(undef, 'get', 'ban'),
 	  GetHiddenValue('action', 'ban'),
 	  GetHiddenValue('id', $id),
-	  GetHiddenValue('host', $_),
+	  GetHiddenValue('range', $range),
+	  GetHiddenValue('regexp', BanContributors::get_regexp_ip($start, $end)),
 	  GetHiddenValue('recent_edit', 'on'),
 	  $q->p($name, $q->submit(T('Ban!'))), $q->end_form();
       }
@@ -158,3 +164,95 @@ sub NewBanContributorsWriteRcLog {
   };
   return OldBanContributorsWriteRcLog(@_);
 }
+
+package BanContributors;
+use Net::Whois::Parser qw/parse_whois/;
+
+sub get_range {
+  my $ip = shift;
+  my $response = parse_whois(domain => $ip);
+  my ($start, $end);
+  my $re = '(?:[0-9]{1,3}\.){3}[0-9]{1,3}';
+  my ($start, $end) = $response->{inetnum} =~ /($re) *- *($re)/;
+  return $start, $end;
+}
+
+sub get_groups {
+  my ($from, $to) = @_;
+  my @groups;
+  if ($from < 10) {
+    my $to = $to >= 10 ? 9 : $to;
+    push(@groups, [$from, $to]);
+    $from = $to + 1;
+  }
+  while ($from < $to) {
+    my $to = int($from/100) < int($to/100) ? $from + 99 - $from % 100 : $to;
+    if ($from % 10) {
+      push(@groups, [$from, $from + 9 - $from % 10]);
+      $from += 10 - $from % 10;
+    }
+    if (int($from/10) < int($to/10)) {
+      if ($to % 10 == 9) {
+	push(@groups, [$from, $to]);
+	$from = 1 + $to;
+      } else {
+	push(@groups, [$from, $to - 1 - $to % 10]);
+	$from = $to - $to % 10;
+      }
+    } else {
+      push(@groups, [$from - $from % 10, $to]);
+      last;
+    }
+    if ($to % 10 != 9) {
+      push(@groups, [$from, $to]);
+      $from = 1 + $to; # jump from 99 to 100
+    }
+  }
+  return \@groups;
+}
+
+sub get_regexp_range {
+  my @chars;
+  for my $group (@{get_groups(@_)}) {
+    my ($from, $to) = @$group;
+    my $char;
+    for (my $i = length($from); $i >= 1; $i--) {
+      if (substr($from, - $i, 1) eq substr($to, - $i, 1)) {
+	$char .= substr($from, - $i, 1);
+      } else {
+	$char .= '[' . substr($from, - $i, 1) . '-' . substr($to, - $i, 1). ']';
+      }
+    }
+    push(@chars, $char);
+  }
+  return join('|', @chars);
+}
+
+sub get_regexp_ip {
+  my ($from, $to) = @_;
+  my @start = split(/\./, $from);
+  my @end = split(/\./, $to);
+  my $regexp = "^";
+  for my $i (0 .. 3) {
+    if ($start[$i] eq $end[$i]) {
+      $regexp .= $start[$i];
+    } elsif ($start[$i] eq '0' and $end[$i] eq '255') {
+      last;
+    } elsif ($start[$i + 1] > 0) {
+      $regexp .= '(' . $start[$i] . '\.('
+	  . get_regexp_range($start[$i + 1], '255') . ')|'
+	  . get_regexp_range($start[$i] + 1, $end[$i + 1]) . ')';
+      $regexp .= '\.';
+      last;
+    } else {
+      $regexp .= '(' . get_regexp_range($start[$i], $end[$i]) . ')$';
+      last;
+    }
+    $regexp .= '\.' if $i < 3;
+  }
+  return $regexp;
+}
+
+# this is required in case we concatenate other modules to this one
+package OddMuse;
+

modules/banned-regexps.pl

@@ -45,7 +45,8 @@ This extension works with logbannedcontent.pl.
 
 =cut
 
-our (%AdminPages, %LockOnCreation, @MyInitVariables, %PlainTextPages, $BannedContent, $BannedFile);
+our (%AdminPages, %LockOnCreation, @MyInitVariables, %PlainTextPages, $BannedContent, $BannedFile,
+    $FullUrlPattern);
 our ($BannedRegexps);
 
 $BannedRegexps = 'BannedRegexps';
@@ -61,6 +62,8 @@ push(@MyInitVariables, sub {
 
 sub RegexpNewBannedContent {
   my $str = shift;
+  # remove URLs as they are controlled by $BannedContent
+  $str =~ s/$FullUrlPattern//g;
   my $rule = RegexpOldBannedContent($str, @_);
   if (not $rule) {
     foreach (split(/\n/, GetPageContent($BannedRegexps))) {

modules/bbcode.pl

@@ -19,7 +19,7 @@ AddModuleDescription('bbcode.pl', 'bbCode Extension');
 
 our ($q, @HtmlStack, @MyRules, %RuleOrder, $UrlProtocols, $FullUrlPattern);
 push(@MyRules, \&bbCodeRule);
-$RuleOrder{\&bbCodeRule} = 100; # must come after PortraitSupportRule
+$RuleOrder{\&bbCodeRule} = 300; # must come after PortraitSupportRule, MarkdownRule
 
 our ($bbBlock);
 my %bbTitle = qw(h1 1 h2 1 h3 1 h4 1 h5 1 h6 1);

modules/blockquote.pl

@@ -2,7 +2,7 @@
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
-# the Free Software Foundation; either version 2 of the License, or
+# the Free Software Foundation; either version 3 of the License, or
 # (at your option) any later version.
 #
 # This program is distributed in the hope that it will be useful,
@@ -11,10 +11,7 @@
 # GNU General Public License for more details.
 #
 # You should have received a copy of the GNU General Public License
-# along with this program; if not, write to the
-#    Free Software Foundation, Inc.
-#    59 Temple Place, Suite 330
-#    Boston, MA 02111-1307 USA
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
 use strict;
 use v5.10;

modules/calendar.pl

@@ -3,7 +3,7 @@
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
-# the Free Software Foundation; either version 2 of the License, or
+# the Free Software Foundation; either version 3 of the License, or
 # (at your option) any later version.
 #
 # This program is distributed in the hope that it will be useful,
@@ -12,10 +12,7 @@
 # GNU General Public License for more details.
 #
 # You should have received a copy of the GNU General Public License
-# along with this program; if not, write to the
-#    Free Software Foundation, Inc.
-#    59 Temple Place, Suite 330
-#    Boston, MA 02111-1307 USA
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
 use strict;
 use v5.10;
@@ -26,6 +23,7 @@ our ($q, %Page, %Action, $Now, $OpenPageName, $CollectingJournal, $FreeLinkPatte
 our ($CalendarOnEveryPage, $CalAsTable, $CalStartMonday);
 
 $CalendarOnEveryPage = 0;   # 1=on every page is a month-div situated in the header, use css to control
+                            # 2=this month and the previous month; 3=this, previous and next month
 $CalAsTable = 0;            # 0=every month-div is "free", 1=every month-div is caught in a table, use css to control
 $CalStartMonday = 0;        # 0=week starts with Su, 1=week starts with Mo
 
@@ -37,8 +35,22 @@ sub NewCalendarGetHeader {
   return $header unless $CalendarOnEveryPage;
   my $action = GetParam('action', 'browse');
   return $header if grep(/^$action$/, ('calendar', 'edit'));
-  my $cal = Cal();
-  $header =~ s/<div class="header">/$cal<div class="header">/;
+  my $cal;
+  my ($sec, $min, $hour, $mday, $mon, $year) = localtime($Now);
+  $year += 1900;
+  # $mon is 0 based and thus good for previous month
+  if ($mon < 1) { $year -= 1; $mon += 12; };
+  $cal .= Cal($year, $mon) if $CalendarOnEveryPage > 1;
+  # the current month
+  $mon += 1;
+  if ($mon > 12) { $year += 1; $mon -= 12; };
+  $cal .= Cal($year, $mon) if $CalendarOnEveryPage;
+  # the next month
+  $mon += 1;
+  if ($mon > 12) { $year += 1; $mon -= 12; };
+  $cal .= Cal($year, $mon) if $CalendarOnEveryPage > 2;
+  # insert calendars before header div
+  $header =~ s!<div class="header">!<div class="cal">$cal</div><div class="header">!;
   return $header;
 }
 
@@ -88,7 +100,7 @@ sub Cal {
 			    $year_text,  'local collection year'));
     }
   }}e;
-  return "<div class=\"cal month\"><pre>$cal</pre></div>";
+  return "<div class=\"month\"><pre>$cal</pre></div>";
 }
 
 $Action{collect} = \&DoCollect;
@@ -129,7 +141,7 @@ sub CalendarRule {
     my $oldpos = pos;
     Clean(CloseHtmlEnvironments());
     Dirty($1);
-    print Cal($2, $3);
+    print $q->div({-class => 'cal'}, Cal($2, $3));
     pos = $oldpos;
     return AddHtmlEnvironment('p');
   } elsif (/\G(month:([+-]\d\d?))/cg
@@ -144,7 +156,7 @@ sub CalendarRule {
     $mon += 1 + $delta;
     while ($mon < 1) { $year -= 1; $mon += 12; };
     while ($mon > 12) { $year += 1; $mon -= 12; };
-    print Cal($year, $mon, undef, $id);
+    print $q->div({-class => 'cal'}, Cal($year, $mon, undef, $id));
     pos = $oldpos;
     return AddHtmlEnvironment('p');
   }

modules/canonical.pl

@@ -2,7 +2,7 @@
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
-# the Free Software Foundation; either version 2 of the License, or
+# the Free Software Foundation; either version 3 of the License, or
 # (at your option) any later version.
 #
 # This program is distributed in the hope that it will be useful,
@@ -11,10 +11,7 @@
 # GNU General Public License for more details.
 #
 # You should have received a copy of the GNU General Public License
-# along with this program; if not, write to the
-#    Free Software Foundation, Inc.
-#    59 Temple Place, Suite 330
-#    Boston, MA 02111-1307 USA
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
 use strict;
 use v5.10;

modules/cart.pl

@@ -2,7 +2,7 @@
 
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
-# the Free Software Foundation; either version 2 of the License, or
+# the Free Software Foundation; either version 3 of the License, or
 # (at your option) any later version.
 #
 # This program is distributed in the hope that it will be useful,
@@ -11,10 +11,8 @@
 # GNU General Public License for more details.
 #
 # You should have received a copy of the GNU General Public License
-# along with this program; if not, write to the
-#    Free Software Foundation, Inc.
-#    59 Temple Place, Suite 330
-#    Boston, MA 02111-1307 USA
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
 use strict;
 use v5.10;
 use utf8;

modules/checkbox.pl

@@ -2,7 +2,7 @@
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
-# the Free Software Foundation; either version 2 of the License, or
+# the Free Software Foundation; either version 3 of the License, or
 # (at your option) any later version.
 #
 # This program is distributed in the hope that it will be useful,
@@ -11,10 +11,7 @@
 # GNU General Public License for more details.
 #
 # You should have received a copy of the GNU General Public License
-# along with this program; if not, write to the
-#    Free Software Foundation, Inc.
-#    59 Temple Place, Suite 330
-#    Boston, MA 02111-1307 USA
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
 use strict;
 use v5.10;

modules/clustermap.pl

@@ -2,7 +2,7 @@
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
-# the Free Software Foundation; either version 2 of the License, or
+# the Free Software Foundation; either version 3 of the License, or
 # (at your option) any later version.
 #
 # This program is distributed in the hope that it will be useful,
@@ -11,10 +11,7 @@
 # GNU General Public License for more details.
 #
 # You should have received a copy of the GNU General Public License
-# along with this program; if not, write to the
-#    Free Software Foundation, Inc.
-#    59 Temple Place, Suite 330
-#    Boston, MA 02111-1307 USA
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
 use strict;
 use v5.10;

modules/commentcount.pl

@@ -2,7 +2,7 @@
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
-# the Free Software Foundation; either version 2 of the License, or
+# the Free Software Foundation; either version 3 of the License, or
 # (at your option) any later version.
 #
 # This program is distributed in the hope that it will be useful,
@@ -11,10 +11,7 @@
 # GNU General Public License for more details.
 #
 # You should have received a copy of the GNU General Public License
-# along with this program; if not, write to the
-#    Free Software Foundation, Inc.
-#    59 Temple Place, Suite 330
-#    Boston, MA 02111-1307 USA
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
 use strict;
 use v5.10;

modules/compilation.pl

@@ -2,7 +2,7 @@
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
-# the Free Software Foundation; either version 2 of the License, or
+# the Free Software Foundation; either version 3 of the License, or
 # (at your option) any later version.
 #
 # This program is distributed in the hope that it will be useful,
@@ -11,10 +11,7 @@
 # GNU General Public License for more details.
 #
 # You should have received a copy of the GNU General Public License
-# along with this program; if not, write to the
-#    Free Software Foundation, Inc.
-#    59 Temple Place, Suite 330
-#    Boston, MA 02111-1307 USA
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
 use strict;
 use v5.10;

modules/context.pl

@@ -2,7 +2,7 @@
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
-# the Free Software Foundation; either version 2 of the License, or
+# the Free Software Foundation; either version 3 of the License, or
 # (at your option) any later version.
 #
 # This program is distributed in the hope that it will be useful,

modules/creationdate.pl

@@ -1,34 +1,35 @@
 # Copyright (C) 2005  Fletcher T. Penney <fletcher@freeshell.org>
+# Copyright (C) 2016  Alex Schroeder <alex@gnu.org>
 #
-# This program is free software; you can redistribute it and/or modify
-# it under the terms of the GNU General Public License as published by
-# the Free Software Foundation; either version 2 of the License, or
-# (at your option) any later version.
+# This program is free software; you can redistribute it and/or modify it under
+# the terms of the GNU General Public License as published by the Free Software
+# Foundation; either version 3 of the License, or (at your option) any later
+# version.
 #
-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-# GNU General Public License for more details.
+# This program is distributed in the hope that it will be useful, but WITHOUT
+# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
+# FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.
 #
-# You should have received a copy of the GNU General Public License
-# along with this program; if not, write to the
-#    Free Software Foundation, Inc.
-#    59 Temple Place, Suite 330
-#    Boston, MA 02111-1307 USA
-#
-# This module stores additional information about a page when it is
-# first created:
-#		created = the date the page is FIRST saved
-#		originalAuthor = the username that first created a page
-#
-# Of course, you can customize this to store more information
+# You should have received a copy of the GNU General Public License along with
+# this program. If not, see <http://www.gnu.org/licenses/>.
+
+
+=head1 Creation Date Extension
+
+This module stores additional information about a page when it is first created:
+
+=over
+=item C<created> is the date the page is first saved
+=item C<originalAuthor> is the username that first created a page
+=back
+=cut
 
 use strict;
 use v5.10;
 
 AddModuleDescription('creationdate.pl', 'CreationDate Module');
 
-our (%Page, $Now);
+our (%Page, $Now, @MyAdminCode, %Action, $q, $FS, $RcOldFile, $RcFile);
 
 *CreationDateOldOpenPage = \&OpenPage;
 *OpenPage = \&CreationDateOpenPage;
@@ -39,3 +40,45 @@ sub CreationDateOpenPage{
 	$Page{originalAuthor} = GetParam('username','') unless $Page{originalAuthor}
 		or $Page{revision};
 }
+
+# Allow administrators to add the 'created' item to page files, based on rc log
+# files.
+
+push(@MyAdminCode, \&CreationDateMenu);
+
+sub CreationDateMenu {
+  my ($id, $menuref, $restref) = @_;
+  push(@$menuref,
+       ScriptLink('action=add-creation-date',
+		  T('Add creation date to page files'),
+		  'creationdate')) if UserIsAdmin();
+}
+
+$Action{'add-creation-date'} = \&AddCreationDate;
+
+sub AddCreationDate {
+  print GetHeader('', T('Add creation date to page files'));
+  print $q->start_div({-class=>'creationdate'});
+  print '<ul>';
+  RequestLockOrError();
+  for my $file ($RcOldFile, $RcFile) {
+    open(my $F, '<:encoding(UTF-8)', encode_utf8($file)) or next;
+    while (my $line = <$F>) {
+      chomp($line);
+      my ($ts, $id, $minor, $summary, $host, $username, $revision)
+	  = split(/$FS/, $line);
+      next unless $revision == 1;
+      print $q->li(NormalToFree($id));
+      OpenPage($id);
+      next unless $Page{revision}; # skip if page no longer exists
+      next if $Page{created} and $Page{originalAuthor};
+      $Page{created} = $ts unless $Page{created};
+      $Page{originalAuthor} = $username unless $Page{originalAuthor};
+      SavePage();
+    }
+  }
+  ReleaseLock();
+  print '</ul>';
+  print $q->end_div();
+  PrintFooter();
+}

modules/creole.pl

@@ -405,8 +405,7 @@ sub CreoleRule {
          if ($is_left_justified and
              $is_right_justified) { $attributes .= 'align="center"' }
       elsif ($is_right_justified) { $attributes .= 'align="right"' }
-      # this is the default:
-      # elsif ($is_left_justified) { $attributes .= 'align="left"' }
+      elsif ($is_left_justified) { $attributes .= 'align="left"' }
 
       return
          (InElement('td') || InElement('th') ? CloseHtmlEnvironmentUntil('tr') : '')

modules/crumbs.pl

@@ -2,7 +2,7 @@
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
-# the Free Software Foundation; either version 2 of the License, or
+# the Free Software Foundation; either version 3 of the License, or
 # (at your option) any later version.
 #
 # This program is distributed in the hope that it will be useful,
@@ -11,10 +11,7 @@
 # GNU General Public License for more details.
 #
 # You should have received a copy of the GNU General Public License
-# along with this program; if not, write to the
-#    Free Software Foundation, Inc.
-#    59 Temple Place, Suite 330
-#    Boston, MA 02111-1307 USA
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
 use strict;
 use v5.10;

modules/csv.pl

@@ -2,7 +2,7 @@
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
-# the Free Software Foundation; either version 2 of the License, or
+# the Free Software Foundation; either version 3 of the License, or
 # (at your option) any later version.
 #
 # This program is distributed in the hope that it will be useful,
@@ -11,10 +11,7 @@
 # GNU General Public License for more details.
 #
 # You should have received a copy of the GNU General Public License
-# along with this program; if not, write to the
-#    Free Software Foundation, Inc.
-#    59 Temple Place, Suite 330
-#    Boston, MA 02111-1307 USA
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
 use strict;
 use v5.10;

modules/despam.pl

@@ -2,7 +2,7 @@
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
-# the Free Software Foundation; either version 2 of the License, or
+# the Free Software Foundation; either version 3 of the License, or
 # (at your option) any later version.
 #
 # This program is distributed in the hope that it will be useful,
@@ -11,10 +11,7 @@
 # GNU General Public License for more details.
 #
 # You should have received a copy of the GNU General Public License
-# along with this program; if not, write to the
-#    Free Software Foundation, Inc.
-#    59 Temple Place, Suite 330
-#    Boston, MA 02111-1307 USA
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
 use strict;
 use v5.10;

modules/ditaa.pl

@@ -0,0 +1,49 @@
+#! /usr/bin/perl
+# Copyright (C) 2015–2017  Alex Schroeder <alex@gnu.org>
+
+# This program is free software: you can redistribute it and/or modify it under
+# the terms of the GNU General Public License as published by the Free Software
+# Foundation, either version 3 of the License, or (at your option) any later
+# version.
+#
+# This program is distributed in the hope that it will be useful, but WITHOUT
+# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
+# FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License along with
+# this program. If not, see <http://www.gnu.org/licenses/>.
+
+use strict;
+use v5.10;
+
+AddModuleDescription('ditaa.pl', 'Ditaa for Diagrams');
+
+our ($q, $bol, @MyRules, @KnownLocks, $TempDir);
+
+push (@MyRules, \&DitaaRule);
+push(@KnownLocks, 'diagram');
+
+sub DitaaRule {
+  if ($bol && m/\G&lt;diagram(\s+style=".*")?&gt;\n((.*\n)+)&lt;\/diagram&gt;/cg) {
+    return "MIME::Base64 not installed" unless eval { require MIME::Base64; };
+    my $style = $1;
+    my $map = UnquoteHtml($2);
+    RequestLockDir('diagram', undef, undef, 1);
+    WriteStringToFile("$TempDir/diagram.txt", $map);
+    $ENV{LANG}='en_US.UTF-8'; # Java needs Locale to match as well!
+    my $output = `ditaa "$TempDir/diagram.txt" "$TempDir/diagram.png"`;
+    my $image = '';
+    # not UTF-8 layer!
+    if (open(IN, '<', "$TempDir/diagram.png")) {
+      local $/ = undef; # Read complete files
+      $image = <IN>;
+      close IN;
+    }
+    ReleaseLockDir('diagram');
+    my $data = MIME::Base64::encode_base64($image);
+    my $url = "data:image/png;base64,$data";
+    return CloseHtmlEnvironments()
+      . "<div$style>" . $q->img({-src=>$url, -alt=>$map}) . "</div>";
+  }
+  return undef;
+}

modules/doubleclick.pl

@@ -3,7 +3,7 @@
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
-# the Free Software Foundation; either version 2 of the License, or
+# the Free Software Foundation; either version 3 of the License, or
 # (at your option) any later version.
 #
 # This program is distributed in the hope that it will be useful,
@@ -12,10 +12,7 @@
 # GNU General Public License for more details.
 #
 # You should have received a copy of the GNU General Public License
-# along with this program; if not, write to the
-#    Free Software Foundation, Inc.
-#    59 Temple Place, Suite 330
-#    Boston, MA 02111-1307 USA
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
 # This module offers the user the additional possibility to
 # edit a page by double-clicking on it. The user must have

modules/download.pl

@@ -2,7 +2,7 @@
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
-# the Free Software Foundation; either version 2 of the License, or
+# the Free Software Foundation; either version 3 of the License, or
 # (at your option) any later version.
 #
 # This program is distributed in the hope that it will be useful,
@@ -11,10 +11,7 @@
 # GNU General Public License for more details.
 #
 # You should have received a copy of the GNU General Public License
-# along with this program; if not, write to the
-#    Free Software Foundation, Inc.
-#    59 Temple Place, Suite 330
-#    Boston, MA 02111-1307 USA
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
 use strict;
 use v5.10;

modules/dynlogo.pl

@@ -2,7 +2,7 @@
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
-# the Free Software Foundation; either version 2 of the License, or
+# the Free Software Foundation; either version 3 of the License, or
 # (at your option) any later version.
 #
 # This program is distributed in the hope that it will be useful,
@@ -11,10 +11,7 @@
 # GNU General Public License for more details.
 #
 # You should have received a copy of the GNU General Public License
-# along with this program; if not, write to the
-#    Free Software Foundation, Inc.
-#    59 Temple Place, Suite 330
-#    Boston, MA 02111-1307 USA
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
 # Makes the wiki logo depend on the current date.
 #

modules/edit-assist.pl

@@ -1,6 +1,6 @@
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
-# the Free Software Foundation; either version 2 of the License, or
+# the Free Software Foundation; either version 3 of the License, or
 # (at your option) any later version.
 #
 # This program is distributed in the hope that it will be useful,
@@ -9,10 +9,7 @@
 # GNU General Public License for more details.
 #
 # You should have received a copy of the GNU General Public License
-# along with this program; if not, write to the
-#    Free Software Foundation, Inc.
-#    59 Temple Place, Suite 330
-#    Boston, MA 02111-1307 USA
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
 use strict;
 use v5.10;

modules/faq.pl

@@ -3,7 +3,7 @@
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
-# the Free Software Foundation; either version 2 of the License, or
+# the Free Software Foundation; either version 3 of the License, or
 # (at your option) any later version.
 #
 # This program is distributed in the hope that it will be useful,
@@ -12,10 +12,7 @@
 # GNU General Public License for more details.
 #
 # You should have received a copy of the GNU General Public License
-# along with this program; if not, write to the
-#    Free Software Foundation, Inc.
-#    59 Temple Place, Suite 330
-#    Boston, MA 02111-1307 USA
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
 # This module creates a list of all questions on the page, e.g.
 # for a faq. It does so by recognizing all lines that begin with

modules/fckeditor.pl

@@ -2,7 +2,7 @@
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
-# the Free Software Foundation; either version 2 of the License, or
+# the Free Software Foundation; either version 3 of the License, or
 # (at your option) any later version.
 #
 # This program is distributed in the hope that it will be useful,
@@ -11,10 +11,7 @@
 # GNU General Public License for more details.
 #
 # You should have received a copy of the GNU General Public License
-# along with this program; if not, write to the
-#    Free Software Foundation, Inc.
-#    59 Temple Place, Suite 330
-#    Boston, MA 02111-1307 USA,
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
 use strict;
 use v5.10;

modules/flickrgallery.pl

@@ -2,7 +2,7 @@
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
-# the Free Software Foundation; either version 2 of the License, or
+# the Free Software Foundation; either version 3 of the License, or
 # (at your option) any later version.
 #
 # This program is distributed in the hope that it will be useful,
@@ -11,10 +11,7 @@
 # GNU General Public License for more details.
 #
 # You should have received a copy of the GNU General Public License
-# along with this program; if not, write to the
-#    Free Software Foundation, Inc.
-#    59 Temple Place, Suite 330
-#    Boston, MA 02111-1307 USA
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
 use strict;
 use v5.10;

modules/git.pl

@@ -196,7 +196,7 @@ sub GitCleanup {
       my $name = decode_utf8($file);
       next if $file eq '.git' or $file eq '.' or $file eq '..' or $IndexHash{$name};
       print $q->p("Deleting left over file $name");
-      Unlink("$GitRepo/$file") or ReportError("cannot delete $GitRepo/$name: $!");
+      Unlink("$GitRepo/$file") or print $q->p("Cannot delete $GitRepo/$name: $!");
     }
     closedir DIR;
     # write all the files again, just to be sure

modules/google-search.pl

@@ -2,7 +2,7 @@
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
-# the Free Software Foundation; either version 2 of the License, or
+# the Free Software Foundation; either version 3 of the License, or
 # (at your option) any later version.
 #
 # This program is distributed in the hope that it will be useful,
@@ -11,10 +11,7 @@
 # GNU General Public License for more details.
 #
 # You should have received a copy of the GNU General Public License
-# along with this program; if not, write to the
-#    Free Software Foundation, Inc.
-#    59 Temple Place, Suite 330
-#    Boston, MA 02111-1307 USA
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
 use strict;
 use v5.10;

modules/gotobar.pl

@@ -1,4 +1,5 @@
 # Copyright (C) 2006-2014  Alex Schroeder <alex@gnu.org>
+# Copyright (C) 2016  Ingo Belka
 #
 # This program is free software: you can redistribute it and/or modify it under
 # the terms of the GNU General Public License as published by the Free Software
@@ -25,6 +26,9 @@ our ($GotobarName);
 
 $GotobarName = 'GotoBar';
 
+our ($GotobarSetHome, $GotobarSetRC);
+# 0 does set home-link and/or rc-link automatically, 1 doesn't
+
 # do this later so that the user can customize $GotobarName
 push(@MyInitVariables, \&GotobarInit);
 
@@ -53,10 +57,10 @@ sub GotobarInit {
 	# is the list of recent changes.
 	$count++;
 	if ($count == 1) {
-	  $HomePage = FreeToNormal($page);
-	} elsif ($count == 2) {
-	  $RCName = FreeToNormal($page);
-	}
+        unless ($GotobarSetHome) {$HomePage = FreeToNormal($page)};
+    } elsif ($count == 2) {
+        unless ($GotobarSetRC) {$RCName = FreeToNormal($page);}
+    }
       }
     }
   }

modules/grep.pl

@@ -2,7 +2,7 @@
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
-# the Free Software Foundation; either version 2 of the License, or
+# the Free Software Foundation; either version 3 of the License, or
 # (at your option) any later version.
 #
 # This program is distributed in the hope that it will be useful,
@@ -11,10 +11,7 @@
 # GNU General Public License for more details.
 #
 # You should have received a copy of the GNU General Public License
-# along with this program; if not, write to the
-#    Free Software Foundation, Inc.
-#    59 Temple Place, Suite 330
-#    Boston, MA 02111-1307 USA
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
 use strict;
 use v5.10;

modules/header-and-footer-templates.pl

@@ -2,7 +2,7 @@
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
-# the Free Software Foundation; either version 2 of the License, or
+# the Free Software Foundation; either version 3 of the License, or
 # (at your option) any later version.
 #
 # This program is distributed in the hope that it will be useful,
@@ -11,10 +11,7 @@
 # GNU General Public License for more details.
 #
 # You should have received a copy of the GNU General Public License
-# along with this program; if not, write to the
-#    Free Software Foundation, Inc.
-#    59 Temple Place, Suite 330
-#    Boston, MA 02111-1307 USA
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
 use strict;
 use v5.10;

modules/headers.pl

@@ -2,7 +2,7 @@
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
-# the Free Software Foundation; either version 2 of the License, or
+# the Free Software Foundation; either version 3 of the License, or
 # (at your option) any later version.
 #
 # This program is distributed in the hope that it will be useful,
@@ -11,10 +11,7 @@
 # GNU General Public License for more details.
 #
 # You should have received a copy of the GNU General Public License
-# along with this program; if not, write to the
-#    Free Software Foundation, Inc.
-#    59 Temple Place, Suite 330
-#    Boston, MA 02111-1307 USA
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
 use strict;
 use v5.10;

modules/headlines.pl

@@ -3,7 +3,7 @@
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
-# the Free Software Foundation; either version 2 of the License, or
+# the Free Software Foundation; either version 3 of the License, or
 # (at your option) any later version.
 #
 # This program is distributed in the hope that it will be useful,
@@ -12,10 +12,7 @@
 # GNU General Public License for more details.
 #
 # You should have received a copy of the GNU General Public License
-# along with this program; if not, write to the
-#    Free Software Foundation, Inc.
-#    59 Temple Place, Suite 330
-#    Boston, MA 02111-1307 USA
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
 use strict;
 use v5.10;

modules/hiddenpages.pl

@@ -5,7 +5,7 @@
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
-# the Free Software Foundation; either version 2 of the License, or
+# the Free Software Foundation; either version 3 of the License, or
 # (at your option) any later version.
 #
 # This program is distributed in the hope that it will be useful,
@@ -14,10 +14,7 @@
 # GNU General Public License for more details.
 #
 # You should have received a copy of the GNU General Public License
-# along with this program; if not, write to the
-#    Free Software Foundation, Inc.
-#    59 Temple Place, Suite 330
-#    Boston, MA 02111-1307 USA
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
 # This module offers the possibility to restrict viewing of "hidden"
 # pages to only editors or admins. The restriction may be based

modules/html-template.pl

@@ -2,7 +2,7 @@
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
-# the Free Software Foundation; either version 2 of the License, or
+# the Free Software Foundation; either version 3 of the License, or
 # (at your option) any later version.
 #
 # This program is distributed in the hope that it will be useful,
@@ -11,10 +11,7 @@
 # GNU General Public License for more details.
 #
 # You should have received a copy of the GNU General Public License
-# along with this program; if not, write to the
-#    Free Software Foundation, Inc.
-#    59 Temple Place, Suite 330
-#    Boston, MA 02111-1307 USA
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
 use strict;
 use v5.10;

modules/html-uploads.pl

@@ -2,7 +2,7 @@
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
-# the Free Software Foundation; either version 2 of the License, or
+# the Free Software Foundation; either version 3 of the License, or
 # (at your option) any later version.
 #
 # This program is distributed in the hope that it will be useful,
@@ -11,10 +11,7 @@
 # GNU General Public License for more details.
 #
 # You should have received a copy of the GNU General Public License
-# along with this program; if not, write to the
-#    Free Software Foundation, Inc.
-#    59 Temple Place, Suite 330
-#    Boston, MA 02111-1307 USA
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
 use strict;
 use v5.10;

modules/htmllinks.pl

@@ -2,7 +2,7 @@
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
-# the Free Software Foundation; either version 2 of the License, or
+# the Free Software Foundation; either version 3 of the License, or
 # (at your option) any later version.
 #
 # This program is distributed in the hope that it will be useful,
@@ -11,10 +11,7 @@
 # GNU General Public License for more details.
 #
 # You should have received a copy of the GNU General Public License
-# along with this program; if not, write to the
-#    Free Software Foundation, Inc.
-#    59 Temple Place, Suite 330
-#    Boston, MA 02111-1307 USA
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
 use strict;
 use v5.10;

modules/image.pl

@@ -2,7 +2,7 @@
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
-# the Free Software Foundation; either version 2 of the License, or
+# the Free Software Foundation; either version 3 of the License, or
 # (at your option) any later version.
 #
 # This program is distributed in the hope that it will be useful,
@@ -11,10 +11,7 @@
 # GNU General Public License for more details.
 #
 # You should have received a copy of the GNU General Public License
-# along with this program; if not, write to the
-#    Free Software Foundation, Inc.
-#    59 Temple Place, Suite 330
-#    Boston, MA 02111-1307 USA
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
 use strict;
 use v5.10;

modules/index.pl

@@ -2,7 +2,7 @@
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
-# the Free Software Foundation; either version 2 of the License, or
+# the Free Software Foundation; either version 3 of the License, or
 # (at your option) any later version.
 #
 # This program is distributed in the hope that it will be useful,
@@ -11,10 +11,7 @@
 # GNU General Public License for more details.
 #
 # You should have received a copy of the GNU General Public License
-# along with this program; if not, write to the
-#    Free Software Foundation, Inc.
-#    59 Temple Place, Suite 330
-#    Boston, MA 02111-1307 USA
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
 use strict;
 use v5.10;

modules/irc.pl

@@ -2,7 +2,7 @@
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
-# the Free Software Foundation; either version 2 of the License, or
+# the Free Software Foundation; either version 3 of the License, or
 # (at your option) any later version.
 #
 # This program is distributed in the hope that it will be useful,
@@ -11,10 +11,7 @@
 # GNU General Public License for more details.
 #
 # You should have received a copy of the GNU General Public License
-# along with this program; if not, write to the
-#    Free Software Foundation, Inc.
-#    59 Temple Place, Suite 330
-#    Boston, MA 02111-1307 USA
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
 use strict;
 use v5.10;

modules/lang.pl

@@ -2,7 +2,7 @@
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
-# the Free Software Foundation; either version 2 of the License, or
+# the Free Software Foundation; either version 3 of the License, or
 # (at your option) any later version.
 #
 # This program is distributed in the hope that it will be useful,
@@ -11,10 +11,7 @@
 # GNU General Public License for more details.
 #
 # You should have received a copy of the GNU General Public License
-# along with this program; if not, write to the
-#    Free Software Foundation, Inc.
-#    59 Temple Place, Suite 330
-#    Boston, MA 02111-1307 USA
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
 # In your CSS file, use something like this, for example:
 

modules/linebreaks.pl

@@ -2,7 +2,7 @@
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
-# the Free Software Foundation; either version 2 of the License, or
+# the Free Software Foundation; either version 3 of the License, or
 # (at your option) any later version.
 #
 # This program is distributed in the hope that it will be useful,
@@ -11,10 +11,7 @@
 # GNU General Public License for more details.
 #
 # You should have received a copy of the GNU General Public License
-# along with this program; if not, write to the
-#    Free Software Foundation, Inc.
-#    59 Temple Place, Suite 330
-#    Boston, MA 02111-1307 USA
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
 use strict;
 use v5.10;

modules/links.pl

@@ -2,7 +2,7 @@
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
-# the Free Software Foundation; either version 2 of the License, or
+# the Free Software Foundation; either version 3 of the License, or
 # (at your option) any later version.
 #
 # This program is distributed in the hope that it will be useful,
@@ -11,10 +11,7 @@
 # GNU General Public License for more details.
 #
 # You should have received a copy of the GNU General Public License
-# along with this program; if not, write to the
-#    Free Software Foundation, Inc.
-#    59 Temple Place, Suite 330
-#    Boston, MA 02111-1307 USA
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
 use strict;
 use v5.10;

modules/linktagmap.pl

@@ -2,7 +2,7 @@
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
-# the Free Software Foundation; either version 2 of the License, or
+# the Free Software Foundation; either version 3 of the License, or
 # (at your option) any later version.
 #
 # This program is distributed in the hope that it will be useful,
@@ -11,13 +11,8 @@
 # GNU General Public License for more details.
 #
 # You should have received a copy of the GNU General Public License
-# along with this program; if not, write to the
-#    Free Software Foundation, Inc.
-#    59 Temple Place, Suite 330
-#    Boston, MA 02111-1307 USA
-#
-# Based on code of tagmap.pl module by Fletcher T. Penney
-# and searchtags.pl module by Brock Wilcox
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
 use strict;
 use v5.10;
 

modules/listtags.pl

@@ -2,7 +2,7 @@
 # Copyright (C) 2008 Weakish Jiang <weakish@gmail.com>
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
-# the Free Software Foundation; either version 2 of the License, or
+# the Free Software Foundation; either version 3 of the License, or
 # (at your option) any later version.
 #
 # This program is distributed in the hope that it will be useful,
@@ -11,10 +11,7 @@
 # GNU General Public License for more details.
 #
 # You should have received a copy of the GNU General Public License
-# along with this program; if not, write to the
-#    Free Software Foundation, Inc.
-#    59 Temple Place, Suite 330
-#    Boston, MA 02111-1307 USA
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
 use strict;
 use v5.10;

modules/live-templates.pl

@@ -2,7 +2,7 @@
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
-# the Free Software Foundation; either version 2 of the License, or
+# the Free Software Foundation; either version 3 of the License, or
 # (at your option) any later version.
 #
 # This program is distributed in the hope that it will be useful,
@@ -11,10 +11,7 @@
 # GNU General Public License for more details.
 #
 # You should have received a copy of the GNU General Public License
-# along with this program; if not, write to the
-#    Free Software Foundation, Inc.
-#    59 Temple Place, Suite 330
-#    Boston, MA 02111-1307 USA
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
 use strict;
 use v5.10;

modules/login.pl

@@ -2,7 +2,7 @@
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
-# the Free Software Foundation; either version 2 of the License, or
+# the Free Software Foundation; either version 3 of the License, or
 # (at your option) any later version.
 #
 # This program is distributed in the hope that it will be useful,
@@ -11,10 +11,7 @@
 # GNU General Public License for more details.
 #
 # You should have received a copy of the GNU General Public License
-# along with this program; if not, write to the
-#    Free Software Foundation, Inc.
-#    59 Temple Place, Suite 330
-#    Boston, MA 02111-1307 USA
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
 use strict;
 use v5.10;

modules/logout.pl

@@ -266,18 +266,17 @@ except where noted.
 
 Copyleft 2008 by B.w.Curry <http://www.raiazome.com>.
 
-This file is free software; you can redistribute it and/or
-modify it under the terms of the GNU General Public License
-as published by the Free Software Foundation; either version 2
-of the License, or (at your option) any later version.
+This program is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 3 of the License, or
+(at your option) any later version.
 
-This file is distributed in the hope that it will be useful,
+This program is distributed in the hope that it will be useful,
 but WITHOUT ANY WARRANTY; without even the implied warranty of
 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.
 
 You should have received a copy of the GNU General Public License
-along with this file; if not, write to the Free Software
-Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
+along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
 =cut

modules/markdown-rule.pl

@@ -1,5 +1,5 @@
 #! /usr/bin/perl
-# Copyright (C) 2014  Alex Schroeder <alex@gnu.org>
+# Copyright (C) 2014–2017  Alex Schroeder <alex@gnu.org>
 
 # This program is free software: you can redistribute it and/or modify it under
 # the terms of the GNU General Public License as published by the Free Software
@@ -18,7 +18,7 @@ use v5.10;
 
 AddModuleDescription('markdown-rule.pl', 'Markdown Rule Extension');
 
-our ($q, $bol, %RuleOrder, @MyRules, $UrlProtocols, $FullUrlPattern);
+our ($q, $bol, %RuleOrder, @MyRules, $UrlProtocols, $FullUrlPattern, @HtmlStack);
 
 push(@MyRules, \&MarkdownRule);
 # Since we want this package to be a simple add-on, we try and avoid
@@ -31,58 +31,94 @@ $RuleOrder{\&MarkdownRule} = 200;
 # https://help.github.com/articles/github-flavored-markdown
 
 sub MarkdownRule {
+  # \escape
+  if (m/\G\\([-#>*`=])/cg) {
+    return $1;
+  }
   # atx headers
-  if ($bol and m~\G(\s*\n)*(#{1,6})[ \t]*~cg) {
+  elsif ($bol and m~\G(\s*\n)*(#{1,6})[ \t]*~cg) {
     my $header_depth = length($2);
     return CloseHtmlEnvironments()
       . AddHtmlEnvironment("h" . $header_depth);
   }
   # end atx header at a newline
   elsif ((InElement('h1') or InElement('h2') or InElement('h3') or
-	  InElement('h4') or InElement('h5') or InElement('h6'))
-	 and m/\G\n/cg) {
+  	  InElement('h4') or InElement('h5') or InElement('h6'))
+  	 and m/\G\n/cg) {
     return CloseHtmlEnvironments()
       . AddHtmlEnvironment("p");
   }
-  # setext headers
-  elsif ($bol and m/\G((\s*\n)*(.+?)[ \t]*\n(-+|=+)[ \t]*\n)/cg) {
-    return CloseHtmlEnvironments()
-      . (substr($4,0,1) eq '=' ? $q->h2($3) : $q->h3($3))
-      . AddHtmlEnvironment('p');
-  }
   # > blockquote
   # with continuation
   elsif ($bol and m/\G&gt;/cg) {
     return CloseHtmlEnvironments()
       . AddHtmlEnvironment('blockquote');
   }
+  # ``` = code
+  elsif ($bol and m/\G```[ \t]*\n(.*?)\n```[ \t]*(\n|$)/cgs) {
+    return CloseHtmlEnvironments() . $q->pre($1)
+      . AddHtmlEnvironment("p");
+  }
+  # ` = code may not start with a newline
+  elsif (m/\G`([^\n`][^`]*)`/cg) {
+    return $q->code($1);
+  }
   # ***bold and italic***
   elsif (not InElement('strong') and not InElement('em') and m/\G\*\*\*/cg) {
     return AddHtmlEnvironment('em') . AddHtmlEnvironment('strong');
   }
+  elsif (InElement('strong') and InElement('em') and m/\G\*\*\*/cg) {
+    return CloseHtmlEnvironment('strong') . CloseHtmlEnvironment('em');
+  }
   # **bold**
   elsif (m/\G\*\*/cg) {
     return AddOrCloseHtmlEnvironment('strong');
   }
-  # *italic*
-  elsif (m/\G\*/cg) {
-    return AddOrCloseHtmlEnvironment('em');
+  # *italic* (closing before adding environment!)
+  elsif (InElement('em') and m/\G\*/cg) {
+    return CloseHtmlEnvironment('em');
+  }
+  elsif ($bol and m/\G\*/cg or m/\G(?<=\P{Word})\*/cg) {
+    return AddHtmlEnvironment('em');
   }
   # ~~strikethrough~~ (deleted)
   elsif (m/\G~~/cg) {
     return AddOrCloseHtmlEnvironment('del');
   }
-  # - bullet list
-  elsif ($bol and m/\G(\s*\n)*-[ \t]*/cg
-	   or InElement('li') and m/\G(\s*\n)+-[ \t]*/cg) {
-    return CloseHtmlEnvironment('li')
-      . OpenHtmlEnvironment('ul',1) . AddHtmlEnvironment('li');
-  }
-  # 1. numbered list
-  elsif ($bol and m/\G(\s*\n)*\d+\.[ \t]*/cg
-	   or InElement('li') and m/\G(\s*\n)+\d+\.[ \t]*/cg) {
-    return CloseHtmlEnvironment('li')
-      . OpenHtmlEnvironment('ol',1) . AddHtmlEnvironment('li');
+  # indented lists = nested lists
+  elsif ($bol and m/\G(\s*\n)*()([*-]|\d+\.)[ \t]+/cg
+      or InElement('li') && m/\G(\s*\n)+( *)([*-]|\d+\.)[ \t]+/cg) {
+    my $nesting_goal = int(length($2)/4) + 1;
+    my $tag = ($3 eq '*' or $3 eq '-') ? 'ul' : 'ol';
+    my $nesting_current = 0;
+    my @nesting = grep(/^[uo]l$/, @HtmlStack);
+    my $html = CloseHtmlEnvironmentUntil('li'); # but don't close li element
+    # warn "\@nesting is (@nesting)\n";
+    # warn "    goal is $nesting_goal\n";
+    # warn "     tag is $3 > $tag\n";
+    while (@nesting > $nesting_goal) {
+      $html .= CloseHtmlEnvironment(pop(@nesting));
+      # warn "      pop\n";
+    }
+    # if have the correct nesting level, but the wrong type, close it
+    if (@nesting == $nesting_goal
+	and $nesting[$#nesting] ne $tag) {
+      $html .= CloseHtmlEnvironment(pop(@nesting));
+      # warn "   switch\n";
+    }
+    # now add a list of the appropriate type
+    if (@nesting < $nesting_goal) {
+      $html .= AddHtmlEnvironment($tag);
+      # warn "       add $tag\n";
+    }
+    # and a new list item
+    if (InElement('li')) {
+      $html .= CloseHtmlEnvironmentUntil($nesting[$#nesting]);
+      # warn "     close li\n";
+    }
+    $html .= AddHtmlEnvironment('li');
+      # warn "       add li\n";
+    return $html;
   }
   # beginning of a table
   elsif ($bol and !InElement('table') and m/\G\|/cg) {
@@ -124,11 +160,6 @@ sub MarkdownRule {
     }
     return OpenHtmlEnvironment('pre',1) . $str; # always level 1
   }
-  # ``` = code
-  elsif ($bol and m/\G```[ \t]*\n(.*?)\n```[ \t]*(\n|$)/cgs) {
-    return CloseHtmlEnvironments() . $q->pre($1)
-      . AddHtmlEnvironment("p");
-  }
   # [an example](http://example.com/ "Title")
   elsif (m/\G\[(.+?)\]\($FullUrlPattern(\s+"(.+?)")?\)/cg) {
     my ($text, $url, $title) = ($1, $2, $4);
@@ -139,5 +170,39 @@ sub MarkdownRule {
     $params{-title} = $title if $title;
     return $q->a(\%params, $text);
   }
+  # setext headers (must come after block quotes)
+  elsif ($bol and m/\G((\s*\n)*(.+?)[ \t]*\n(-+|=+)[ \t]*\n)/cg) {
+    return CloseHtmlEnvironments()
+      . (substr($4,0,1) eq '=' ? $q->h2($3) : $q->h3($3))
+      . AddHtmlEnvironment('p');
+  }
+  return;
+}
+
+push(@MyRules, \&MarkdownExtraRule);
+
+sub MarkdownExtraRule {
+  # __italic underline__
+  if (m/\G__/cg) {
+    return AddOrCloseHtmlEnvironment('em', 'style="font-style: normal; text-decoration: underline"');
+  }
+  # _underline_ (closing before adding environment!)
+  elsif (InElement('em', 'style="font-style: normal; text-decoration: underline"') and m/\G_/cg) {
+    return CloseHtmlEnvironment('em');
+  }
+  elsif ($bol and m/\G_/cg or m/\G(?<=\P{Word})_(?=\S)/cg) {
+    return AddHtmlEnvironment('em', 'style="font-style: normal; text-decoration: underline"');
+  }
+  # //italic//
+  elsif (m/\G\/\//cg) {
+    return AddOrCloseHtmlEnvironment('em');
+  }
+  # /italic/ (closing before adding environment!)
+  elsif (InElement('em') and m/\G\//cg) {
+    return CloseHtmlEnvironment('em');
+  }
+  elsif ($bol and m/\G\//cg or m/\G(?<=[|[:space:]])\/(?=\S)/cg) {
+    return AddHtmlEnvironment('em');
+  }
   return;
 }

modules/mermaid.pl

@@ -0,0 +1,73 @@
+#! /usr/bin/perl
+# Copyright (C) 2017  Alex Schroeder <alex@gnu.org>
+
+# This program is free software: you can redistribute it and/or modify it under
+# the terms of the GNU General Public License as published by the Free Software
+# Foundation, either version 3 of the License, or (at your option) any later
+# version.
+#
+# This program is distributed in the hope that it will be useful, but WITHOUT
+# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
+# FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License along with
+# this program. If not, see <http://www.gnu.org/licenses/>.
+
+use strict;
+use v5.10;
+
+AddModuleDescription('mermaid.pl', 'Mermaid for Diagrams');
+
+our ($bol, @MyRules, $MermaidCss, $MermaidJs, $HtmlHeaders, %Page);
+
+$MermaidCss = '/mermaid/mermaid.css';
+$MermaidJs = '/mermaid/mermaid.min.js';
+
+# When browsing a page containing mermaid markup, load the mermaid Javascript and CSS
+
+*MermaidOldBrowsePage = *BrowsePage;
+*BrowsePage = *MermaidNewBrowsePage;
+
+sub MermaidNewBrowsePage {
+  my ($id) = @_;
+  OpenPage($id);
+  # Uses <mermaid> to render graphs
+  if ($Page{text} =~ /<mermaid>/
+      and $HtmlHeaders !~ /mermaid/) {
+    $HtmlHeaders .= qq{
+<link type="text/css" rel="stylesheet" href="$MermaidCss" />
+<script type="text/javascript" src="$MermaidJs"></script>
+};
+  }
+  return MermaidOldBrowsePage(@_);
+}
+
+# When previewing an edit containing mermaid markup, load the mermaid Javascript
+# and CSS
+
+*MermaidOldDoEdit = *DoEdit;
+*DoEdit = *MermaidNewDoEdit;
+
+sub MermaidNewDoEdit {
+  # Uses <mermaid> to render graphs
+  if (GetParam('text') =~ /&lt;mermaid&gt;/
+      and $HtmlHeaders !~ /mermaid/) {
+    $HtmlHeaders = q{
+<link rel="stylesheet" href="/mermaid/mermaid.css" />
+<script type="text/javascript" src="/mermaid/mermaid.min.js"></script>
+};
+  }
+  return MermaidOldDoEdit(@_);
+}
+
+# And a formatting rule, of course.
+
+push(@MyRules, \&MermaidRule);
+
+sub MermaidRule {
+  if ($bol && m/\G\&lt;mermaid\&gt;\n(.+?)\n\&lt;\/mermaid\&gt;/cgs) {
+    return CloseHtmlEnvironments()
+        . '<div class="mermaid">' . UrlDecode($1) . '</div>';
+  }
+  return undef;
+}

modules/moin.pl

@@ -2,7 +2,7 @@
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
-# the Free Software Foundation; either version 2 of the License, or
+# the Free Software Foundation; either version 3 of the License, or
 # (at your option) any later version.
 #
 # This program is distributed in the hope that it will be useful,
@@ -11,10 +11,7 @@
 # GNU General Public License for more details.
 #
 # You should have received a copy of the GNU General Public License
-# along with this program; if not, write to the
-#    Free Software Foundation, Inc.
-#    59 Temple Place, Suite 330
-#    Boston, MA 02111-1307 USA
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
 use strict;
 use v5.10;

modules/namespaces.pl

@@ -80,6 +80,21 @@ $NamespaceSlashing = 0;   # affects : decoding NamespaceRcLines
 # variables (eg. localnames.pl)
 unshift(@MyInitVariables, \&NamespacesInitVariables);
 
+sub GetNamespace {
+  my $ns = GetParam('ns', '');
+  if (not $ns and $UsePathInfo) {
+    my $path_info = decode_utf8($q->path_info());
+    # make sure ordinary page names are not matched!
+    if ($path_info =~ m|^/($InterSitePattern)(/.*)?|
+	and ($2 or $q->keywords or NamespaceRequiredByParameter())) {
+      $ns = $1;
+    }
+  }
+  ReportError(Ts('%s is not a legal name for a namespace', $ns))
+    if $ns and $ns !~ m/^($InterSitePattern)$/;
+  return $ns;
+}
+
 sub NamespacesInitVariables {
   %Namespaces = ();
   # Do this before changing the $DataDir and $ScriptName
@@ -96,17 +111,7 @@ sub NamespacesInitVariables {
   }
   $NamespaceRoot = $ScriptName; # $ScriptName may be changed below
   $NamespaceCurrent = '';
-  my $ns = GetParam('ns', '');
-  if (not $ns and $UsePathInfo) {
-    my $path_info = decode_utf8($q->path_info());
-    # make sure ordinary page names are not matched!
-    if ($path_info =~ m|^/($InterSitePattern)(/.*)?|
-	and ($2 or $q->keywords or NamespaceRequiredByParameter())) {
-      $ns = $1;
-    }
-  }
-  ReportError(Ts('%s is not a legal name for a namespace', $ns))
-    if $ns and $ns !~ m/^($InterSitePattern)$/;
+  my $ns = GetNamespace();
   if ($ns
       and $ns ne $NamespacesMain
       and $ns ne $NamespacesSelf) {
@@ -400,7 +405,7 @@ $Action{namespaces} = \&DoNamespacesList;
 sub DoNamespacesList {
   if (GetParam('raw', 0)) {
     print GetHttpHeader('text/plain');
-    print join("\n", keys %Namespaces), "\n";
+    print join("\n", sort keys %Namespaces), "\n";
   } else {
     print GetHeader('', T('Namespaces')),
       $q->start_div({-class=>'content namespaces'}),
@@ -408,7 +413,7 @@ sub DoNamespacesList {
 	  GetHiddenValue('id', $HomePage);
     my $new = $q->textfield('ns') . ' ' . $q->submit('donamespace', T('Go!'));
     print $q->ul($q->li([map { $q->a({-href => $Namespaces{$_} . $HomePage},
-				     $_); } keys %Namespaces]), $q->li($new));
+				     $_); } sort keys %Namespaces]), $q->li($new));
     print $q->end_form() . $q->end_div();
     PrintFooter();
   }

modules/near-links/moin-search.pl

@@ -3,7 +3,7 @@
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
-# the Free Software Foundation; either version 2 of the License, or
+# the Free Software Foundation; either version 3 of the License, or
 # (at your option) any later version.
 #
 # This program is distributed in the hope that it will be useful,
@@ -12,10 +12,7 @@
 # GNU General Public License for more details.
 #
 # You should have received a copy of the GNU General Public License
-# along with this program; if not, write to the
-#    Free Software Foundation, Inc.
-#    59 Temple Place, Suite 330
-#    Boston, MA 02111-1307 USA
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
 use CGI qw/:standard/;
 use CGI::Carp qw(fatalsToBrowser);

modules/near-links/phpwiki-search.pl

@@ -3,7 +3,7 @@
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
-# the Free Software Foundation; either version 2 of the License, or
+# the Free Software Foundation; either version 3 of the License, or
 # (at your option) any later version.
 #
 # This program is distributed in the hope that it will be useful,
@@ -12,10 +12,7 @@
 # GNU General Public License for more details.
 #
 # You should have received a copy of the GNU General Public License
-# along with this program; if not, write to the
-#    Free Software Foundation, Inc.
-#    59 Temple Place, Suite 330
-#    Boston, MA 02111-1307 USA
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
 use CGI qw/:standard/;
 use CGI::Carp qw(fatalsToBrowser);

modules/near-links/usemod-search.pl

@@ -3,7 +3,7 @@
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
-# the Free Software Foundation; either version 2 of the License, or
+# the Free Software Foundation; either version 3 of the License, or
 # (at your option) any later version.
 #
 # This program is distributed in the hope that it will be useful,
@@ -12,10 +12,7 @@
 # GNU General Public License for more details.
 #
 # You should have received a copy of the GNU General Public License
-# along with this program; if not, write to the
-#    Free Software Foundation, Inc.
-#    59 Temple Place, Suite 330
-#    Boston, MA 02111-1307 USA
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
 use CGI qw/:standard/;
 use CGI::Carp qw(fatalsToBrowser);

modules/nearlink-create.pl

@@ -2,7 +2,7 @@
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
-# the Free Software Foundation; either version 2 of the License, or
+# the Free Software Foundation; either version 3 of the License, or
 # (at your option) any later version.
 #
 # This program is distributed in the hope that it will be useful,
@@ -11,10 +11,7 @@
 # GNU General Public License for more details.
 #
 # You should have received a copy of the GNU General Public License
-# along with this program; if not, write to the
-#    Free Software Foundation, Inc.
-#    59 Temple Place, Suite 330
-#    Boston, MA 02111-1307 USA
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
 use strict;
 use v5.10;

modules/no-question-mark.pl

@@ -2,7 +2,7 @@
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
-# the Free Software Foundation; either version 2 of the License, or
+# the Free Software Foundation; either version 3 of the License, or
 # (at your option) any later version.
 #
 # This program is distributed in the hope that it will be useful,
@@ -11,10 +11,7 @@
 # GNU General Public License for more details.
 #
 # You should have received a copy of the GNU General Public License
-# along with this program; if not, write to the
-#    Free Software Foundation, Inc.
-#    59 Temple Place, Suite 330
-#    Boston, MA 02111-1307 USA
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
 use strict;
 use v5.10;

modules/not-found-handler.pl

@@ -2,7 +2,7 @@
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
-# the Free Software Foundation; either version 2 of the License, or
+# the Free Software Foundation; either version 3 of the License, or
 # (at your option) any later version.
 #
 # This program is distributed in the hope that it will be useful,
@@ -11,10 +11,7 @@
 # GNU General Public License for more details.
 #
 # You should have received a copy of the GNU General Public License
-# along with this program; if not, write to the
-#    Free Software Foundation, Inc.
-#    59 Temple Place, Suite 330
-#    Boston, MA 02111-1307 USA
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
 use strict;
 use v5.10;

modules/numbered-list.pl

@@ -2,7 +2,7 @@
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
-# the Free Software Foundation; either version 2 of the License, or
+# the Free Software Foundation; either version 3 of the License, or
 # (at your option) any later version.
 #
 # This program is distributed in the hope that it will be useful,

modules/olocalmap.pl

@@ -2,7 +2,7 @@
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
-# the Free Software Foundation; either version 2 of the License, or
+# the Free Software Foundation; either version 3 of the License, or
 # (at your option) any later version.
 #
 # This program is distributed in the hope that it will be useful,
@@ -11,10 +11,7 @@
 # GNU General Public License for more details.
 #
 # You should have received a copy of the GNU General Public License
-# along with this program; if not, write to the
-#    Free Software Foundation, Inc.
-#    59 Temple Place, Suite 330
-#    Boston, MA 02111-1307 USA
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
 # This module adds an action and a link in the UserGotoBar to build
 # a Local Site Map starting from the current page. The map is a sort

modules/open-proxy.pl

@@ -3,7 +3,7 @@
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
-# the Free Software Foundation; either version 2 of the License, or
+# the Free Software Foundation; either version 3 of the License, or
 # (at your option) any later version.
 #
 # This program is distributed in the hope that it will be useful,
@@ -12,10 +12,7 @@
 # GNU General Public License for more details.
 #
 # You should have received a copy of the GNU General Public License
-# along with this program; if not, write to the
-#    Free Software Foundation, Inc.
-#    59 Temple Place, Suite 330
-#    Boston, MA 02111-1307 USA
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
 use strict;
 use v5.10;

modules/orphans.pl

@@ -4,20 +4,18 @@
 
 # Author: Jorgen Schaefer <forcer@forcix.cx>
 
-# This program is free software; you can redistribute it and/or
-# modify it under the terms of the GNU General Public License
-# as published by the Free Software Foundation; either version 2
-# of the License, or (at your option) any later version.
-
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 3 of the License, or
+# (at your option) any later version.
+#
 # This program is distributed in the hope that it will be useful,
 # but WITHOUT ANY WARRANTY; without even the implied warranty of
 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 # GNU General Public License for more details.
-
+#
 # You should have received a copy of the GNU General Public License
-# along with this program; if not, write to the Free Software
-# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
-# 02111-1307, USA.
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
 # This module will show ALL orphaned pages, even whole orphaned
 # subgraphs on this wiki.

modules/page-trail.pl

@@ -2,7 +2,7 @@
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
-# the Free Software Foundation; either version 2 of the License, or
+# the Free Software Foundation; either version 3 of the License, or
 # (at your option) any later version.
 #
 # This program is distributed in the hope that it will be useful,
@@ -11,10 +11,7 @@
 # GNU General Public License for more details.
 #
 # You should have received a copy of the GNU General Public License
-# along with this program; if not, write to the
-#    Free Software Foundation, Inc.
-#    59 Temple Place, Suite 330
-#    Boston, MA 02111-1307 USA
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
 use strict;
 use v5.10;

modules/page-type.pl

@@ -2,7 +2,7 @@
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
-# the Free Software Foundation; either version 2 of the License, or
+# the Free Software Foundation; either version 3 of the License, or
 # (at your option) any later version.
 #
 # This program is distributed in the hope that it will be useful,
@@ -11,10 +11,7 @@
 # GNU General Public License for more details.
 #
 # You should have received a copy of the GNU General Public License
-# along with this program; if not, write to the
-#    Free Software Foundation, Inc.
-#    59 Temple Place, Suite 330
-#    Boston, MA 02111-1307 USA
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
 use strict;
 use v5.10;

modules/paragraph-link.pl

@@ -2,7 +2,7 @@
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
-# the Free Software Foundation; either version 2 of the License, or
+# the Free Software Foundation; either version 3 of the License, or
 # (at your option) any later version.
 #
 # This program is distributed in the hope that it will be useful,
@@ -11,10 +11,7 @@
 # GNU General Public License for more details.
 #
 # You should have received a copy of the GNU General Public License
-# along with this program; if not, write to the
-#    Free Software Foundation, Inc.
-#    59 Temple Place, Suite 330
-#    Boston, MA 02111-1307 USA
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
 use strict;
 use v5.10;

modules/partial-journal.pl

@@ -2,7 +2,7 @@
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
-# the Free Software Foundation; either version 2 of the License, or
+# the Free Software Foundation; either version 3 of the License, or
 # (at your option) any later version.
 #
 # This program is distributed in the hope that it will be useful,
@@ -11,10 +11,7 @@
 # GNU General Public License for more details.
 #
 # You should have received a copy of the GNU General Public License
-# along with this program; if not, write to the
-#    Free Software Foundation, Inc.
-#    59 Temple Place, Suite 330
-#    Boston, MA 02111-1307 USA
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
 use strict;
 use v5.10;

modules/paste-image.pl

@@ -0,0 +1,230 @@
+#! /usr/bin/perl
+# Copyright (C) 2017  Alex Schroeder <alex@gnu.org>
+
+# This program is free software: you can redistribute it and/or modify it under
+# the terms of the GNU General Public License as published by the Free Software
+# Foundation, either version 3 of the License, or (at your option) any later
+# version.
+#
+# This program is distributed in the hope that it will be useful, but WITHOUT
+# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
+# FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License along with
+# this program. If not, see <http://www.gnu.org/licenses/>.
+
+use strict;
+use v5.10;
+
+AddModuleDescription('paste-image.pl', 'Paste Files to Upload');
+
+our (@MyInitVariables, $ScriptName, $HtmlHeaders, $MaxPost, $CommentsPattern,
+     $QuestionaskerSecretKey);
+
+our ($PasteImageOnBrowse);
+
+$PasteImageOnBrowse = 0;
+
+push(@MyInitVariables, \&PasteImageScript);
+
+# Resampling based on the following:
+# https://stackoverflow.com/a/19223362/534893
+# https://github.com/viliusle/Hermite-resize
+
+sub PasteImageScript {
+  my $id = GetId();
+  return unless $id;
+  OpenPage($id);
+  my $username = GetParam('username', '');
+  my $templatePage = "Image_{n}_for_$id";
+  my $templateText = "Image {n}";
+  my $question = $QuestionaskerSecretKey || 'question';
+  if ((GetParam('action', 'browse') eq 'edit'
+       or GetParam('action', 'browse') eq 'new'
+       or $CommentsPattern and $id =~ /$CommentsPattern/
+       or $PasteImageOnBrowse and GetParam('action', 'browse') eq 'browse')
+      and $HtmlHeaders !~ /PasteImage/) {
+    $HtmlHeaders .= << "EOT";
+<script type="text/javascript">
+if (!HTMLTextAreaElement.prototype.insertAtCaret) {
+  HTMLTextAreaElement.prototype.insertAtPoint = function (text) {
+    text = text || '';
+    if (this.selectionStart || this.selectionStart === 0) {
+      // Others
+      var startPos = this.selectionStart;
+      var endPos = this.selectionEnd;
+      this.value = this.value.substring(0, startPos) +
+	text +
+	this.value.substring(endPos, this.value.length);
+      this.selectionStart = startPos + text.length;
+      this.selectionEnd = startPos + text.length;
+    } else {
+      this.value += text;
+    }
+  };
+};
+
+var PasteImage = {
+
+  init: function() {
+    let e = document.getElementById('text') || document.getElementById('aftertext');
+    if (e)
+      e.addEventListener('paste', PasteImage.handler);
+  },
+
+  handler: function(e) {
+    // Chrome
+    if (e.clipboardData) {
+      let items = e.clipboardData.items;
+      for (var i = 0; i < items.length; i++) {
+	if (items[i].type.indexOf("image") !== -1) {
+          let blob = items[i].getAsFile();
+          let reader = new window.FileReader();
+          reader.onloadend = function() {
+            let dataUrl = reader.result;
+            let n = 1;
+            while (n++ < 4 && $MaxPost > 0 && dataUrl.length > $MaxPost)
+              dataUrl = PasteImage.shrink(dataUrl);
+            PasteImage.process(dataUrl, "$templatePage", "$templateText", 1);
+          }
+          reader.readAsDataURL(blob);
+        }
+      }
+    }
+  },
+
+  shrink: function(dataUrl) {
+    let image = new Image;
+    image.src = dataUrl;
+
+    let canvas = document.createElement("canvas");
+    canvas.width = image.width;
+    canvas.height = image.height;
+
+    let ctx = canvas.getContext("2d");
+    ctx.drawImage(image, 0, 0);
+
+    let width_source = canvas.width;
+    let height_source = canvas.height;
+    let width = Math.round(width_source * 0.5);
+    let height = Math.round(height_source * 0.5);
+
+    let ratio_w = width_source / width;
+    let ratio_h = height_source / height;
+    let ratio_w_half = Math.ceil(ratio_w / 2);
+    let ratio_h_half = Math.ceil(ratio_h / 2);
+
+    let img = ctx.getImageData(0, 0, width_source, height_source);
+    let img2 = ctx.createImageData(width, height);
+    let data = img.data;
+    let data2 = img2.data;
+
+    for (let j = 0; j < height; j++) {
+      for (let i = 0; i < width; i++) {
+        let x2 = (i + j * width) * 4;
+        let weight = 0;
+        let weights = 0;
+        let weights_alpha = 0;
+        let gx_r = 0;
+        let gx_g = 0;
+        let gx_b = 0;
+        let gx_a = 0;
+        let center_y = (j + 0.5) * ratio_h;
+        let yy_start = Math.floor(j * ratio_h);
+        let yy_stop = Math.ceil((j + 1) * ratio_h);
+        for (let yy = yy_start; yy < yy_stop; yy++) {
+          let dy = Math.abs(center_y - (yy + 0.5)) / ratio_h_half;
+          let center_x = (i + 0.5) * ratio_w;
+          let w0 = dy * dy; //pre-calc part of w
+          let xx_start = Math.floor(i * ratio_w);
+          let xx_stop = Math.ceil((i + 1) * ratio_w);
+          for (let xx = xx_start; xx < xx_stop; xx++) {
+            let dx = Math.abs(center_x - (xx + 0.5)) / ratio_w_half;
+            let w = Math.sqrt(w0 + dx * dx);
+            if (w >= 1) {
+              //pixel too far
+              continue;
+            }
+            //hermite filter
+            weight = 2 * w * w * w - 3 * w * w + 1;
+            let pos_x = 4 * (xx + yy * width_source);
+            //alpha
+            gx_a += weight * data[pos_x + 3];
+            weights_alpha += weight;
+            //colors
+            if (data[pos_x + 3] < 255)
+              weight = weight * data[pos_x + 3] / 250;
+            gx_r += weight * data[pos_x];
+            gx_g += weight * data[pos_x + 1];
+            gx_b += weight * data[pos_x + 2];
+            weights += weight;
+          }
+        }
+        data2[x2] = gx_r / weights;
+        data2[x2 + 1] = gx_g / weights;
+        data2[x2 + 2] = gx_b / weights;
+        data2[x2 + 3] = gx_a / weights_alpha;
+      }
+    }
+    canvas.width = width;
+    canvas.height = height;
+    ctx.putImageData(img2, 0, 0);
+    let png = canvas.toDataURL();
+    let jpg = canvas.toDataURL('image/jpeg');
+    return png <= jpg ? png : jpg;
+  },
+
+  process: function(dataUrl, templatePage, templateText, n) {
+    let name = templatePage.replace('{n}', n);
+    let text = templateText.replace('{n}', n);
+    let xhr = new XMLHttpRequest();
+    xhr.open("HEAD", "$ScriptName/" + name, true);
+    xhr.onreadystatechange = function() {
+      if (xhr.readyState == 4) {
+        if (xhr.status == 200) {
+          PasteImage.process(dataUrl, templatePage, templateText, n+1);
+        } else if (xhr.status == 404) {
+          PasteImage.post(dataUrl, name, text);
+        } else {
+          let re = /<h1>(.*)<\\/h1>/g;
+          let match = re.exec(xhr.responseText);
+          alert(match[1]);
+        }
+      }
+    };
+    xhr.send(null);
+  },
+
+  post: function(dataUrl, name, text) {
+    let xhr = new XMLHttpRequest();
+    xhr.open("POST", "$ScriptName", true);
+    xhr.onreadystatechange = function() {
+      if (xhr.readyState == 4) {
+        if (xhr.status == 200) {
+          let e = document.getElementById('text') || document.getElementById('aftertext');
+          e.insertAtPoint("[[image:" + name + "|" + text + "]]");
+        } else {
+          let re = /<h1>(.*)<\\/h1>/g;
+          let match = re.exec(xhr.responseText);
+          alert(match[1]);
+        }
+      }
+    }
+
+    let mimeType = dataUrl.split(',')[0].split(':')[1].split(';')[0];
+    let content = encodeURIComponent(dataUrl.split(',')[1]);
+    let params = "title=" + encodeURIComponent(name);
+    params += "&summary=" + encodeURIComponent(name);
+    params += "&username=" + encodeURIComponent("$username");
+    params += "&recent_edit=on";
+    params += "&$question=1";
+    params += "&text=#FILE " + mimeType + "%0A" + content;
+    xhr.setRequestHeader("Content-type", "application/x-www-form-urlencoded");
+    xhr.send(params);
+  },
+};
+window.addEventListener('load', PasteImage.init);
+</script>
+EOT
+  }
+}

modules/permanent-anchors.pl

@@ -86,6 +86,7 @@ sub PermanentAnchorsRule {
     } else {
       print $q->span({-class=>'permanentanchor'}, $2);
     }
+    return '';
   }
   return;
 }

modules/pingback-server.pl

@@ -2,7 +2,7 @@
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
-# the Free Software Foundation; either version 2 of the License, or
+# the Free Software Foundation; either version 3 of the License, or
 # (at your option) any later version.
 #
 # This program is distributed in the hope that it will be useful,
@@ -11,17 +11,7 @@
 # GNU General Public License for more details.
 #
 # You should have received a copy of the GNU General Public License
-# along with this program; if not, write to the
-#    Free Software Foundation, Inc.
-#    59 Temple Place, Suite 330
-#    Boston, MA 02111-1307 USA
-#
-# History / Notes
-#   2004.03.19
-#     - Created
-#     - Works!
-#     - Tried to get rid of LWP but failed :(
-#     - We have to capture the script before CGI.pm starts to get STDIN
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
 use strict;
 use v5.10;

modules/plainsite.pl

@@ -2,7 +2,7 @@
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
-# the Free Software Foundation; either version 2 of the License, or
+# the Free Software Foundation; either version 3 of the License, or
 # (at your option) any later version.
 #
 # This program is distributed in the hope that it will be useful,
@@ -11,10 +11,7 @@
 # GNU General Public License for more details.
 #
 # You should have received a copy of the GNU General Public License
-# along with this program; if not, write to the
-#    Free Software Foundation, Inc.
-#    59 Temple Place, Suite 330
-#    Boston, MA 02111-1307 USA
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
 use strict;
 use v5.10;

modules/publish.pl

@@ -2,7 +2,7 @@
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
-# the Free Software Foundation; either version 2 of the License, or
+# the Free Software Foundation; either version 3 of the License, or
 # (at your option) any later version.
 #
 # This program is distributed in the hope that it will be useful,
@@ -11,10 +11,7 @@
 # GNU General Public License for more details.
 #
 # You should have received a copy of the GNU General Public License
-# along with this program; if not, write to the
-#    Free Software Foundation, Inc.
-#    59 Temple Place, Suite 330
-#    Boston, MA 02111-1307 USA
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
 use strict;
 use v5.10;

modules/referrer-rss.pl

@@ -2,7 +2,7 @@
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
-# the Free Software Foundation; either version 2 of the License, or
+# the Free Software Foundation; either version 3 of the License, or
 # (at your option) any later version.
 #
 # This program is distributed in the hope that it will be useful,
@@ -11,10 +11,7 @@
 # GNU General Public License for more details.
 #
 # You should have received a copy of the GNU General Public License
-# along with this program; if not, write to the
-#    Free Software Foundation, Inc.
-#    59 Temple Place, Suite 330
-#    Boston, MA 02111-1307 USA
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
 # TODO referers and refeRrers
 

modules/relation.pl

@@ -2,7 +2,7 @@
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
-# the Free Software Foundation; either version 2 of the License, or
+# the Free Software Foundation; either version 3 of the License, or
 # (at your option) any later version.
 #
 # This program is distributed in the hope that it will be useful,
@@ -11,10 +11,7 @@
 # GNU General Public License for more details.
 #
 # You should have received a copy of the GNU General Public License
-# along with this program; if not, write to the
-#    Free Software Foundation, Inc.
-#    59 Temple Place, Suite 330
-#    Boston, MA 02111-1307 USA
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
 use strict;
 use v5.10;

modules/sabifoo.pl

@@ -2,7 +2,7 @@
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
-# the Free Software Foundation; either version 2 of the License, or
+# the Free Software Foundation; either version 3 of the License, or
 # (at your option) any later version.
 #
 # This program is distributed in the hope that it will be useful,
@@ -11,10 +11,7 @@
 # GNU General Public License for more details.
 #
 # You should have received a copy of the GNU General Public License
-# along with this program; if not, write to the
-#    Free Software Foundation, Inc.
-#    59 Temple Place, Suite 330
-#    Boston, MA 02111-1307 USA
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
 use strict;
 use v5.10;

modules/search-list.pl

@@ -2,7 +2,7 @@
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
-# the Free Software Foundation; either version 2 of the License, or
+# the Free Software Foundation; either version 3 of the License, or
 # (at your option) any later version.
 #
 # This program is distributed in the hope that it will be useful,
@@ -11,10 +11,7 @@
 # GNU General Public License for more details.
 #
 # You should have received a copy of the GNU General Public License
-# along with this program; if not, write to the
-#    Free Software Foundation, Inc.
-#    59 Temple Place, Suite 330
-#    Boston, MA 02111-1307 USA
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
 use strict;
 use v5.10;
@@ -26,20 +23,29 @@ our ($q, $bol, %Action, %Page, $OpenPageName, @MyRules);
 push(@MyRules, \&SearchListRule);
 
 sub SearchListRule {
-  if ($bol && /\G(&lt;list (.*?)&gt;)/cgis) {
-    # <list regexp>
+  if ($bol && /\G(&lt;(list|titlelist) (.*?)&gt;)/cgis) {
+    # <list regexp> (search page titles and page bodies)
+    # <titlelist regexp> (search page titles only)
     Clean(CloseHtmlEnvironments());
     Dirty($1);
     my ($oldpos, $old_) = (pos, $_);
     my $original = $OpenPageName;
-    my $term = $2;
+    my $variation = $2;
+    my $term = $3;
     if ($term eq "") {
-        $term = GetId();
+      $term = GetId();
     }
     local ($OpenPageName, %Page);
     my %hash = ();
-    foreach my $id (SearchTitleAndBody($term)) {
-      $hash{$id} = 1 unless $id eq $original; # skip the page with the query
+    if ($variation eq 'list') {
+      foreach my $id (SearchTitleAndBody($term)) {
+        $hash{$id} = 1 unless $id eq $original; # skip the page with the query
+      }
+    }
+    if ($variation eq 'titlelist') {
+      foreach my $id (grep(/$term/, AllPagesList())) {
+        $hash{$id} = 1 unless $id eq $original; # skip the page with the query
+      }
     }
     my @found = keys %hash;
     if (defined &PageSort) {
@@ -48,7 +54,7 @@ sub SearchListRule {
       @found = sort(@found);
     }
     @found = map { $q->li(GetPageLink($_)) } @found;
-    print $q->start_div({-class=>'search list'}),
+    print $q->start_div({-class=>"search $variation"}),
       $q->ul(@found), $q->end_div;
     Clean(AddHtmlEnvironment('p')); # if dirty block is looked at later, this will disappear
     ($_, pos) = ($old_, $oldpos); # restore \G (assignment order matters!)

modules/search-shortcut.pl

@@ -2,7 +2,7 @@
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
-# the Free Software Foundation; either version 2 of the License, or
+# the Free Software Foundation; either version 3 of the License, or
 # (at your option) any later version.
 #
 # This program is distributed in the hope that it will be useful,
@@ -11,10 +11,7 @@
 # GNU General Public License for more details.
 #
 # You should have received a copy of the GNU General Public License
-# along with this program; if not, write to the
-#    Free Software Foundation, Inc.
-#    59 Temple Place, Suite 330
-#    Boston, MA 02111-1307 USA
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
 use strict;
 use v5.10;

modules/searchtags.pl

@@ -2,7 +2,7 @@
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
-# the Free Software Foundation; either version 2 of the License, or
+# the Free Software Foundation; either version 3 of the License, or
 # (at your option) any later version.
 #
 # This program is distributed in the hope that it will be useful,
@@ -11,10 +11,7 @@
 # GNU General Public License for more details.
 #
 # You should have received a copy of the GNU General Public License
-# along with this program; if not, write to the
-#    Free Software Foundation, Inc.
-#    59 Temple Place, Suite 330
-#    Boston, MA 02111-1307 USA
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
 use strict;
 use v5.10;

modules/setext.pl

@@ -2,7 +2,7 @@
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
-# the Free Software Foundation; either version 2 of the License, or
+# the Free Software Foundation; either version 3 of the License, or
 # (at your option) any later version.
 #
 # This program is distributed in the hope that it will be useful,
@@ -11,10 +11,7 @@
 # GNU General Public License for more details.
 #
 # You should have received a copy of the GNU General Public License
-# along with this program; if not, write to the
-#    Free Software Foundation, Inc.
-#    59 Temple Place, Suite 330
-#    Boston, MA 02111-1307 USA
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
 use strict;
 use v5.10;

modules/show-comments.pl

@@ -3,7 +3,7 @@
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
-# the Free Software Foundation; either version 2 of the License, or
+# the Free Software Foundation; either version 3 of the License, or
 # (at your option) any later version.
 #
 # This program is distributed in the hope that it will be useful,
@@ -12,10 +12,7 @@
 # GNU General Public License for more details.
 #
 # You should have received a copy of the GNU General Public License
-# along with this program; if not, write to the
-#    Free Software Foundation, Inc.
-#    59 Temple Place, Suite 330
-#    Boston, MA 02111-1307 USA
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
 # Includes comment pages in journal collections.