noodles/_public.php

<?php
# -- BEGIN LICENSE BLOCK ----------------------------------
# This file is part of noodles, a plugin for Dotclear 2.
# 
# Copyright (c) 2009-2010 JC Denis and contributors
# jcdenis@gdwd.com
# 
# Licensed under the GPL version 2.0 license.
# A copy of this license is available in LICENSE file or at
# http://www.gnu.org/licenses/old-licenses/gpl-2.0.html
# -- END LICENSE BLOCK ------------------------------------

if (!defined('DC_RC_PATH')){return;}

if (!$core->blog->settings->noodles->noodles_active) return;

include dirname(__FILE__).'/inc/_default_noodles.php';
require_once dirname(__FILE__).'/inc/_noodles_functions.php';

$core->addBehavior('publicHeadContent',
	array('publicNoodles','publicHeadContent'));

$core->tpl->setPath($core->tpl->getPath(),dirname(__FILE__).'/default-templates');

global $__noodles;
$__noodles = noodles::decode($core->blog->settings->noodles->noodles_object);

if ($__noodles->isEmpty())
	$__noodles = $__default_noodles;

//$GLOBALS['__noodles'] =& $__noodles;

foreach($__noodles->noodles() AS $noodle) {
	if ($noodle->active && $noodle->hasPhpCallback())
		$noodle->phpCallback($core);
}

class publicNoodles
{
	public static function publicHeadContent($core)
	{
		$__noodles =& $GLOBALS['__noodles'];

		$css = "\n";
		$targets = array();
		foreach($__noodles->noodles() AS $noodle) {

			if (!$noodle->active || !$noodle->hasJsCallback()) continue;

			$css .= '.noodles-'.$noodle->id().'{'.$noodle->css.'}'."\n";

			$targets[] = 
			'  $(\''.html::escapeJS($noodle->target).'\').noodles({'.
				'imgId:\''.html::escapeJS($noodle->id()).'\','.
				'imgPlace:\''.html::escapeJS($noodle->place).'\''.
			'});';
		}

		if (empty($targets)) return;

		echo 
		"\n<!-- CSS for noodles --> \n".
		'<style type="text/css">'.html::escapeHTML($css).'</style>'.
		"\n<!-- JS for noodles --> \n".
		"<script type=\"text/javascript\" src=\"".
			$core->blog->url.$core->url->getBase('noodlesmodule')."/js/jquery.noodles.js\"></script> \n".
		"<script type=\"text/javascript\"> \n".
		"//<![CDATA[\n".
		" \$(function(){if(!document.getElementById){return;} \n".
		"  \$.fn.noodles.defaults.service_url = '".html::escapeJS($core->blog->url.$core->url->getBase('noodlesservice').'/')."'; \n".
		"  \$.fn.noodles.defaults.service_func = '".html::escapeJS('getNoodle')."'; \n".
		implode("\n",$targets)."\n".
		"})\n".
		"\n//]]>\n".
		"</script>\n";
	}
}

class urlNoodles extends dcUrlHandlers
{
	public static function service($args)
	{
		global $core;
		
		header('Content-Type: text/xml; charset=UTF-8');
		
		$rsp = new xmlTag('rsp');

		$i = !empty($_POST['noodleId']) ? $_POST['noodleId'] : null;
		$c = !empty($_POST['noodleContent']) ? $_POST['noodleContent'] : null;
		
		if (!$core->blog->settings->noodles->noodles_active)
		{
			$rsp->status = 'failed';
			$rsp->message(__('noodles is disabled on this blog'));
			echo $rsp->toXML(1);
			return false;
		}
		
		if ($i === null || $c === null)
		{
			$rsp->status = 'failed';
			$rsp->message(__('noodles failed because of missing informations'));
			echo $rsp->toXML(1);
			return false;
		}
		
		try
		{
			$__noodles = noodles::decode($core->blog->settings->noodles->noodles_object);
			
			if ($__noodles->isEmpty())
			{
				$__noodles = $GLOBALS['__default_noodles'];
			}
		}
		catch(Excetpion $e)
		{
			$rsp->status = 'failed';
			$rsp->message(__('Failed to load default noodles'));
			echo $rsp->toXML(1);
			return false;
		}
		
		if (!$__noodles->exists($i))
		{
			$rsp->status = 'failed';
			$rsp->message(__('Failed to load noodle'));
			echo $rsp->toXML(1);
			return false;
		}
		
		$m = $__noodles->{$i}->jsCallback($__noodles->{$i},$c);
		
		$s = $__noodles->{$i}->size;
		$r = $__noodles->{$i}->rating;
		$d = $core->blog->settings->noodles->noodles_image ? 
			urlencode(noodlesLibImagePath::getUrl($core,'noodles')) : '';
		
		if (!$m) $m = 'nobody@nowhere.tld';
		if (!$s) $s = 32;
		if (!$r) $r = 'g';
		
		$m = mb_strtolower($m);
		$m = md5($m);
		
		$im = new xmlTag('noodle');
		$im->size = $s;
		$im->src = 'http://www.gravatar.com/avatar/'.$m.'?s='.$s.'&amp;r='.$r.'&amp;d='.$d;
		$rsp->insertNode($im);
		
		$rsp->status = 'ok';
		echo $rsp->toXML(1);
		exit;
	}

	public static function noodles($args)
	{
		global $core;

		if (!$core->blog->settings->noodles->noodles_active)
		{
			self::p404();
			return;
		}

		if (!preg_match('#^(.*?)$#',$args,$m))
		{
			self::p404();
			return;
		}

		$f = $m[1];
		
		if (!($f = self::searchTplFiles($f)))
		{
			self::p404();
			return;
		}
		
		$allowed_types = array('png','jpg','jpeg','gif','css','js','swf');
		if (!in_array(files::getExtension($f),$allowed_types))
		{
			self::p404();
			return;
		}
		$type = files::getMimeType($f);
		
		header('Content-Type: '.$type.'; charset=UTF-8');
		header('Content-Length: '.filesize($f));
		
		if ($type != "text/css" || $core->blog->settings->system->url_scan == 'path_info')
		{
			readfile($f);
		}
		else
		{
			echo preg_replace('#url\((?!(http:)|/)#','url('.$core->blog->url.$core->url->getBase('noodlesmodule').'/',file_get_contents($f));
		}
		exit;
	}
	
	# Search noodles files like JS, CSS in default-templates subdirectories
	private static function searchTplFiles($file)
	{
		if (strstr($file,"..") !== false)
		{
			return false;
		}
		$paths = $GLOBALS['core']->tpl->getPath();
		
		foreach($paths as $path)
		{
			if (preg_match('/tpl(\/|)$/',$path))
			{
				$path = path::real($path.'/..');
			}
			if (file_exists($path.'/'.$file))
			{
				return $path.'/'.$file;
			}
		}
		return false;
	}
}
?>