Files
oddmuse/modules/google-plus-one.pl
Alex Schroeder ceca41d85c google-plus-one.pl: fix plusone action
Privacy Badger is acting up and I think we're better off creating the
buttons dynamically.
2015-09-04 14:00:44 +02:00

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# Copyright (C) 20112015 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 warnings;
use v5.10;
AddModuleDescription('google-plus-one.pl', 'Google Plus One Module');
our ($q, $RCName, @MyFooters, @MyAdminCode, %Action, @MyInitVariables, $CommentsPrefix);
my $data_uri = 'data:image/png;base64,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';
# Make sure journal pages set a global variable which we then use to
# hide the +1 button.
*OldGooglePlusPrintJournal = \&PrintJournal;
*PrintJournal = \&NewGooglePlusPrintJournal;
my $GooglePlusThisPagePrintedJournal;
push(@MyInitVariables, sub {
$GooglePlusThisPagePrintedJournal = 0;
});
sub NewGooglePlusPrintJournal {
$GooglePlusThisPagePrintedJournal = 1;
return OldGooglePlusPrintJournal(@_);
}
# Use a two step Google +1 button to protect your privacy: show this
# at the bottom of every page but not on comment pages, Recent
# changes, and pages that printed a journal.
unshift(@MyFooters, \&GooglePlusPrintFooter);
sub GooglePlusPrintFooter {
my ($id, $rev, $comment) = @_;
if (not $GooglePlusThisPagePrintedJournal
and (GetParam('action', 'browse') eq 'plusone'
or (GetParam('action', 'browse') eq 'browse'
and $id
and $id ne $RCName
and (not $CommentsPrefix or $id !~ /^$CommentsPrefix(.*)/)))) {
return q{
<!-- start of Google+ -->
<script type="text/javascript">
function loadScript(jssource) {
// add javascript
var jsnode = document.createElement('script');
jsnode.setAttribute('type','text/javascript');
jsnode.setAttribute('src',jssource);
document.getElementsByTagName('head')[0].appendChild(jsnode);
// add button
var butn = document.createElement('div');
butn.setAttribute('class', 'g-plusone');
butn.setAttribute('id', 'my_plusone');
var link = document.getElementById('plus1');
link.parentNode.insertBefore(butn, link);
// hide the link
link.innerHTML = "";
// when looking at action=plusone
var ul = document.getElementById('plus1s');
var children = ul.children;
for (var i = 0; i < children.length; i++) {
var li = children[i];
butn = document.createElement('g:plusone');
butn.setAttribute('href', li.firstElementChild.getAttribute('href'));
butn.setAttribute('id', 'my_plusone' + i);
li.appendChild(butn);
}
}
</script>
<p id="plus1">
<a href="javascript:loadScript('https://apis.google.com/js/plusone.js')">
<img src="/pics/plusone-h24.png" alt="Show Google +1" />
</a>
</p>
<!-- end of Google+ -->
};
}
}
# Google +1 list
push(@MyAdminCode, sub {
my ($id, $menuref, $restref) = @_;
push(@$menuref, ScriptLink('action=plusone',
T('Google +1 Buttons'),
'plusone'));
});
$Action{plusone} = \&DoPlusOne;
sub DoPlusOne {
print GetHeader('', T('All Pages +1'), ''),
$q->start_div({-class=>'content plusone'});
print $q->p(T("This page lists the twenty last diary entries and their +1 buttons."));
my @pages;
foreach my $id (AllPagesList()) {
push(@pages, $id) if $id =~ /^\d\d\d\d-\d\d-\d\d/;
}
splice(@pages, 0, $#pages - 19); # last 20 items
print '<ul id="plus1s">';
foreach my $id (@pages) {
print $q->li(GetPageLink($id), ' ');
}
print "</ul>";
print $q->end_div();
PrintFooter();
}