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<?php
# -- BEGIN LICENSE BLOCK ---------------------------------------
#
# This file is part of Dotclear 2.
#
# Copyright (c) 2003-2013 Olivier Meunier & Association Dotclear
# Licensed under the GPL version 2.0 license.
# See LICENSE file or
# http://www.gnu.org/licenses/old-licenses/gpl-2.0.html
#
# -- END LICENSE BLOCK -----------------------------------------
if (!defined('DC_RC_PATH')) { return; }
include dirname(__FILE__).'/_default_widgets.php';
require_once dirname(__FILE__).'/_widgets_functions.php';
$core->tpl->addValue('Widgets',array('publicWidgets','tplWidgets'));
$core->tpl->addBlock('Widget',array('publicWidgets','tplWidget'));
class publicWidgets
{
public static function tplWidgets($attr)
{
$type = isset($attr['type']) ? $attr['type'] : '';
# widgets to disable
$disable = isset($attr['disable']) ? trim($attr['disable']) : '';
if ($type == '') {
$res = "publicWidgets::widgetsHandler('nav','".addslashes($disable)."');"."\n".
" publicWidgets::widgetsHandler('extra','".addslashes($disable)."');"."\n".
" publicWidgets::widgetsHandler('custom','".addslashes($disable)."');"."\n";
} else {
if (!in_array($type, array('nav','extra','custom'))) {
$type = 'nav';
}
$res = "publicWidgets::widgetsHandler('".addslashes($type)."','".addslashes($disable)."');";
}
return '<?php '.$res.' ?>';
}
public static function widgetsHandler($type,$disable='')
{
$wtype = 'widgets_'.$type;
$GLOBALS['core']->blog->settings->addNameSpace('widgets');
$widgets = $GLOBALS['core']->blog->settings->widgets->{$wtype};
if (!$widgets) { // If widgets value is empty, get defaults
$widgets = self::defaultWidgets($type);
} else { // Otherwise, load widgets
$widgets = dcWidgets::load($widgets);
}
if ($widgets->isEmpty()) { // Widgets are empty, don't show anything
return;
}
$disable = preg_split('/\s*,\s*/',$disable,-1,PREG_SPLIT_NO_EMPTY);
$disable = array_flip($disable);
foreach ($widgets->elements() as $k => $w)
{
if (isset($disable[$w->id()])) {
continue;
}
echo $w->call($k);
}
}
private static function defaultWidgets($type)
{
$widgets = new dcWidgets();
$w = new dcWidgets();
if (isset($GLOBALS['__default_widgets'][$type])) {
$w = $GLOBALS['__default_widgets'][$type];
}
return $w;
}
public static function tplWidget($attr,$content)
{
if (!isset($attr['id']) || !($GLOBALS['__widgets']->{$attr['id']} instanceof dcWidget)) {
return;
}
# We change tpl:lang syntax, we need it
$content = preg_replace('/\{\{tpl:lang\s+(.*?)\}\}/msu','{tpl:lang $1}',$content);
# We remove every {{tpl:
$content = preg_replace('/\{\{tpl:.*?\}\}/msu','',$content);
return
"<?php publicWidgets::widgetHandler('".addslashes($attr['id'])."','".str_replace("'","\\'",$content)."'); ?>";
}
public static function widgetHandler($id,$xml)
{
$widgets =& $GLOBALS['__widgets'];
if (!($widgets->{$id} instanceof dcWidget)) {
return;
}
$xml = '<?xml version="1.0" encoding="utf-8" ?><widget>'.$xml.'</widget>';
$xml = @simplexml_load_string($xml);
if (!($xml instanceof SimpleXMLElement)) {
echo "Invalid widget XML fragment";
return;
}
$w = clone $widgets->{$id};
foreach ($xml->setting as $e)
{
if (empty($e['name'])) {
continue;
}
$setting = (string) $e['name'];
if (count($e->children())>0) {
$text = preg_replace('#^<setting[^>]*>(.*)</setting>$#msu','\1', (string)$e->asXML());
} else {
$text=$e;
}
$w->{$setting} = preg_replace_callback('/\{tpl:lang (.*?)\}/msu',array('self','widgetL10nHandler'),$text);
}
echo $w->call(0);
}
private static function widgetL10nHandler($m)
{
return __($m[1]);
}
}
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