ikiwiki/IkiWiki/Plugin/shortcut.pm

108 lines
2.4 KiB
Perl

#!/usr/bin/perl
package IkiWiki::Plugin::shortcut;
use warnings;
use strict;
use IkiWiki 3.00;
sub import {
hook(type => "getsetup", id => "shortcut", call => \&getsetup);
hook(type => "checkconfig", id => "shortcut", call => \&checkconfig);
hook(type => "preprocess", id => "shortcut", call => \&preprocess_shortcut);
}
sub getsetup () {
return
plugin => {
safe => 1,
rebuild => undef,
section => "widget",
},
}
sub checkconfig () {
if (defined $config{srcdir} && length $config{srcdir}) {
# Preprocess the shortcuts page to get all the available shortcuts
# defined before other pages are rendered.
my $srcfile=srcfile("shortcuts.".$config{default_pageext}, 1);
if (! defined $srcfile) {
$srcfile=srcfile("shortcuts.mdwn", 1);
}
if (! defined $srcfile) {
print STDERR sprintf(gettext("shortcut plugin will not work without %s"),
"shortcuts.".$config{default_pageext})."\n";
}
else {
IkiWiki::preprocess("shortcuts", "shortcuts", readfile($srcfile));
}
}
}
sub preprocess_shortcut (@) {
my %params=@_;
if (! defined $params{name} || ! defined $params{url}) {
error gettext("missing name or url parameter");
}
hook(type => "preprocess", no_override => 1, id => $params{name},
shortcut => 1,
call => sub { shortcut_expand($params{url}, $params{desc}, @_) });
#translators: This is used to display what shortcuts are defined.
#translators: First parameter is the name of the shortcut, the second
#translators: is an URL.
return sprintf(gettext("shortcut %s points to <i>%s</i>"), $params{name}, $params{url});
}
sub shortcut_expand ($$@) {
my $url=shift;
my $desc=shift;
my %params=@_;
# Get params in original order.
my @params;
while (@_) {
my $key=shift;
my $value=shift;
push @params, $key if ! length $value;
}
# If the shortcuts page changes, all pages that use shortcuts will
# need to be updated.
add_depends($params{destpage}, "shortcuts");
my $text=join(" ", @params);
$url=~s{\%([sSW])}{
if ($1 eq 's') {
my $t=$text;
$t=~s/([^A-Za-z0-9])/sprintf("%%%02X", ord($1))/seg;
$t;
}
elsif ($1 eq 'S') {
$text;
}
elsif ($1 eq 'W') {
my $t=Encode::encode_utf8($text);
$t=~s/([^A-Za-z0-9])/sprintf("%%%02X", ord($1))/seg;
$t;
}
}eg;
$text=~s/_/ /g;
if (defined $params{desc}) {
$desc=$params{desc};
}
if (defined $desc) {
$desc=~s/\%s/$text/g;
}
else {
$desc=$text;
}
return "<a href=\"$url\">$desc</a>";
}
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