ikiwiki/IkiWiki/Plugin/googlecalendar.pm

56 lines
1.3 KiB
Perl

#!/usr/bin/perl
package IkiWiki::Plugin::googlecalendar;
use warnings;
use strict;
use IkiWiki 3.00;
sub import {
hook(type => "getsetup", id => "googlecalendar",
call => \&getsetup);
hook(type => "preprocess", id => "googlecalendar",
call => \&preprocess);
hook(type => "format", id => "googlecalendar",
call => \&format);
}
sub getsetup () {
return
plugin => {
safe => 1,
rebuild => undef,
},
}
sub preprocess (@) {
my %params=@_;
# Parse the html, looking for the url to embed for the calendar.
# Avoid XSS attacks..
my ($url)=$params{html}=~m#iframe\s+src="http://www\.google\.com/calendar/embed\?([^"<>]+)"#;
if (! defined $url || ! length $url) {
error gettext("failed to find url in html")
}
my ($height)=$params{html}=~m#height="(\d+)"#;
my ($width)=$params{html}=~m#width="(\d+)"#;
return "<div class=\"googlecalendar\" src=\"$url\" height=\"$height\" width=\"$width\"></div>";
}
sub format (@) {
my %params=@_;
$params{content}=~s/<div class=\"googlecalendar" src="([^"]+)" height="([^"]+)" width="([^"]+)"><\/div>/gencal($1,$2,$3)/eg;
return $params{content};
}
sub gencal ($$$) {
my $url=shift;
my $height=shift;
my $width=shift;
return qq{<iframe src="http://www.google.com/calendar/embed?$url" style=" border-width:0 " width="$width" frameborder="0" height="$height"></iframe>};
}
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