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#!/usr/bin/perl
package IkiWiki::Plugin::googlecalendar;
use warnings;
use strict;
use IkiWiki;
use IPC::Open2;
sub import { #{{{
IkiWiki::hook(type => "preprocess", id => "googlecalendar",
call => \&preprocess);
IkiWiki::hook(type => "format", id => "googlecalendar",
call => \&format);
} # }}}
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 $url) {
return "[[googlecalendar failed to find url in html]]";
}
my ($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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