524 lines
		
	
	
		
			11 KiB
		
	
	
	
		
			PHP
		
	
	
	
	
	
			
		
		
	
	
			524 lines
		
	
	
		
			11 KiB
		
	
	
	
		
			PHP
		
	
	
	
	
	
| <?php
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| /*
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| Plugin Name: PrettyURLs
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| Plugin URI: http://flatpress.nowherland.it/
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| Description: Url prettifier (powered by htaccess)
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| Author: NoWhereMan  (E.Vacchi)
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| Version: 3.0
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| Author URI: http://www.nowhereland.it
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| */
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| 
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| /**
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|  * Place where the index is stored
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|  */
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| define('PRETTYURLS_CACHE', CACHE_DIR . '%%prettyurls-index.tmp');
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| define('PRETTYURLS_CATS', CACHE_DIR . '%%prettyurls-cats.tmp');
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| 
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| /**
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|  * File existance check
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|  */
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| 
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| # memo
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| # register_plugin_setup('plugin_id', 'setup_func');
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| 
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| function plugin_prettyurls_setup() {
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| 	
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| 	if (file_exists(ABS_PATH . '.htaccess'))
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| 		return 1;
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| 	
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| 	if (!is_writable(ABS_PATH)) {
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| 	 	return -2;
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| 	}
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| 	
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| 	return 1;
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| }
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| 
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| class Plugin_PrettyURLs {
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| 
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| 	var $index = array();
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| 	var $status = 0;
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| 	var $date_handled = false;
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| 	var $categories = null;
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| 	
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| 	
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| 	function categories($force=true) {
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| 		
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| 		if ($this->categories) 
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| 			return; 
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| 		
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| 		if ($force || !file_exists(PRETTYURLS_CATS)) {
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| 			$d = entry_categories_get('defs');
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| 			$list = array();
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| 			foreach ($d as $k=>$v) {
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| 				$list[$k] = sanitize_title($v);
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| 			}
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| 			io_write_file(PRETTYURLS_CATS, serialize($list));
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| 		} else {
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| 			$f = io_load_file(PRETTYURLS_CATS);
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| 			$list = unserialize($f);
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| 		}
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| 		$this->categories = $list;
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| 	}
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| 	
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| 	
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| 	function md5($id, $title) {
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| 		$date = date_from_id($id);
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| 		return md5($date['y'].$date['m'].$date['d'].$title);
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| 	}
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| 
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| 	
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| 	
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| 	function permalink($str, $id) {
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| 		global $fpdb, $post;
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| 		
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| 		$title = sanitize_title($post['subject']);
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| 		$date = date_from_id($id);
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| 					// yeah, hackish, I know...
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| 	
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| 		return BLOG_BASEURL . "20{$date['y']}/{$date['m']}/{$date['d']}/$title/";
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| 	}
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| 	
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| 	function commentlink($str, $id) {
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| 		$link = $this->permalink($str, $id);
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| 		return $link . "comments/";
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| 	}
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| 	
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| 	function feedlink($str, $type) {
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| 		return BLOG_BASEURL . "feed/{$type}/";
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| 		
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| 	}
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| 	
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| 	function commentsfeedlink($str, $type, $id) {
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| 		$link = $this->commentlink($str, $id);
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| 		return $link . "feed/{$type}/"; 
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| 	}
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| 
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| 
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| 	function staticlink($str, $id) {
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| 		return BLOG_BASEURL .  "$id/";
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| 	}
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| 	
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| 
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| 	function categorylink($str, $catid) {
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| 		return BLOG_BASEURL . "category/{$this->categories[$catid]}/";
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| 	}
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| 	
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| 	
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| 	function yearlink($str, $y) {
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| 		return BLOG_BASEURL . "20$y/";
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| 	}
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| 	
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| 	function monthlink($str, $y, $m) {
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| 		return $this->yearlink($str, $y) . "$m/";
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| 	}
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| 	
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| 	function daylink($str, $y, $m, $d) {
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| 		return $this->daylink($str, $y, $m) . "$d/";
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| 	}
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| 	
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| 	
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| 	function cache_create() {
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| 		
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| 		$this->index = array();
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| 		
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| 		$o =& entry_init();
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| 		
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| 		$entries = $o->getList();
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| 		
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| 		foreach ($entries as $id => $contents) {
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| 			$date = date_from_id($id);
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| 			$md5 = md5(sanitize_title($contents['subject']));
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| 			$this->index[$date['y']][$date['m']][$date['d']][$md5] = $id;		
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| 		}
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| 		
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| 		$this->cache_save();
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| 		
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| 	}
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| 	
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| 
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| 	
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| 	
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| 	function handle_categories($matches) {
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| 	
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| 	
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| 		if (!$this->categories) 
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| 			return;
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| 			
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| 	
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| 		if ($c = array_search($matches[1], $this->categories))
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| 			$_GET['category'] = $c;
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| 		
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| 	}
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| 	
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| 	/*
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| 		named matches are not supported here
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| 	*/
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| 	
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| 	function handle_date($matches) {
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| 	
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| 		$_GET['y'] = $matches[1];
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| 		if (isset($matches[3])) $_GET['m'] = $matches[3] ;
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| 		if (isset($matches[5])) $_GET['d'] = $matches[5];
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| 		
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| 		$this->date_handled = true;
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| 		
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| 	}
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| 	
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| 	
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| 	function handle_static($matches) {
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| 		$_GET['page'] = $matches[1];
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| 		$this->status = 2;	
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| 	}
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| 	
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| 	function handle_entry($matches) {
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| 		
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| 		
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| 		if (isset($this->index[$_GET['y']][$_GET['m']][$_GET['d']][md5($matches[1])]))
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| 				$_GET['entry'] = $this->index[$_GET['y']][$_GET['m']][$_GET['d']][md5($matches[1])];
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| 			
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| 	}
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| 	
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| 	function handle_page($matches) {
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| 		$_GET['paged'] = $matches[1];
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| 		$this->status = 2;
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| 	}
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| 	
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| 	
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| 	function handle_comment($matches) {
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| 		$_GET['comments'] = true;
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| 	}
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| 	
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| 	function handle_feed($matches) {
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| 	
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| 		$_GET['feed'] = isset($matches[2])? $matches[2]:'rss2';
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| 	}
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| 
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| 	
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| 	/*
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| 	 * here is where the real work is done.
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| 	 *
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| 	 * First we load the cache if exists;
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| 	 *
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| 	 * We check then if the GET request contains a 'title'
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| 	 * if so, we'll need date and time to construct the md5 sum
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| 	 * with which we index the cache array
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| 	 *
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| 	 * If that entry exists, we set $_GET['entry'] to that ID,
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| 	 * so that FlatPress can find it where it is expected
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| 	 *
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| 	 */
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| 
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| 	
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| 	function cache_init() {
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| 	
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| 	
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| 		if ($f = io_load_file(PRETTYURLS_CACHE))
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| 			$this->index = unserialize($f);
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| 			
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| 		if (!$this->index)
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| 			$this->cache_create();
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| 			
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| 		$this->categories(false);
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| 		
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| 		if (!defined('MOD_INDEX'))
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| 			return;
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| 		
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| 
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| 		
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| 		if (strpos($_SERVER['REQUEST_URI'], BLOG_ROOT)!==false) {
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| 			$url = $_SERVER['REQUEST_URI'];
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| 			$del = BLOG_ROOT;
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| 			if (strpos($url, 'index.php')!==false)
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| 				$del = $del . 'index.php/';
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| 			$url = substr($url, strlen($del)-1);
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| 		}
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| 		
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| 		if ($url=='/')
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| 			return;
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| 
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| 		
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| 		$matches = array();
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| 		
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| 		// removes querystrings
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| 		if ($i = strpos($url, '?'))
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| 			$url = substr($url, 0, $i);
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| 		
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| 		if (strrpos($url, '/') != (strlen($url)-1)) {
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| 			$url .= '/';
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| 		}
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| 		
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| 		
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| 		
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| 		//date
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| 		$url = preg_replace_callback(
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| 			'!^/[0-9]{2}(?P<y>[0-9]{2})(/(?P<m>[0-9]{2})(/(?P<d>[0-9]{2}))?)?!', 
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| 			array(&$this, 'handle_date'), 
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| 			$url
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| 			);
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| 			
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| 		
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| 		if (!$this->date_handled){
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| 			// static page
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| 			$url = preg_replace_callback('|^/([a-zA-Z0-9_-]+)/$|', array(&$this, 'handle_static'), $url);
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| 			if ($this->status == 2)
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| 				return;
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| 		}
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| 		
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| 		
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| 		$url = preg_replace_callback('{category/([^/]+)}', array(&$this, 'handle_categories'), $url);
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| 		
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| 		
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| 		$url = preg_replace_callback('|page/([0-9]+)/$|', array(&$this, 'handle_page'), $url);		
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| 		if ($this->status == 2)
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| 			return;	
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| 		
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| 		if ($this->date_handled){
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| 			$url = preg_replace_callback('|^/([^/]+)|', array(&$this, 'handle_entry'), $url);
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| 			// if status = 2
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| 				/*
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| 					utils_error(404);
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| 				*/
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| 			
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| 			$url = preg_replace_callback('|^/comments|', array(&$this, 'handle_comment'), $url);
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| 		}
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| 		
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| 		
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| 		$url = preg_replace_callback('|^/feed(/([^/]*))?|', array(&$this, 'handle_feed'), $url);
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| 		
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| 			
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| 		
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| 	}
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| 
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| 
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| 	function cache_delete_elem($id, $date) {
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| 	
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| 		# is this a title change?
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| 		if (isset($this->index[ $date['y'] ] [ $date['m'] ][ $date['d'] ]))
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| 			$hash = array_search($id, $this->index[ $date['y'] ] [ $date['m'] ][ $date['d'] ]);
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| 		else
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| 			return;
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| 		
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| 		if ($hash) {
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| 			unset($this->index[ $date['y'] ] [ $date['m'] ][ $date['d'] ][ $hash ]);
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| 			
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| 			if (empty($this->index[ $date['y'] ] [ $date['m'] ][ $date['d'] ])) {
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| 				unset($this->index[ $date['y'] ] [ $date['m'] ][ $date['d'] ]);
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| 			
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| 				if (empty($this->index[ $date['y'] ] [ $date['m'] ])) {
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| 					unset($this->index[ $date['y'] ] [ $date['m'] ]);
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| 			
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| 					if (empty($this->index[ $date['y'] ])) {
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| 						unset($this->index[ $date['y'] ]);
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| 					}
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| 					
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| 				}
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| 				
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| 			}
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| 			
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| 		}
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| 	
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| 	}
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| 	
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| 	function cache_add($id, &$arr) {
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| 		
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| 		$date = date_from_id($id);
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| 		$title = sanitize_title($arr['subject']);
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| 		
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| 		$this->cache_delete_elem($id, $date);
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| 		
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| 		$this->index[ $date['y'] ] [ $date['m'] ][ $date['d'] ][ md5($title) ] = $id;
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| 		
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| 		$this->cache_save();
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| 	
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| 		
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| 		return true;
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| 		
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| 	}
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| 	
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| 	function cache_delete($id) {
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| 		$date = date_from_id($id);
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| 		$this->cache_delete_elem($id, $date);
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| 		$this->cache_save();
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| 	
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| 	}
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| 
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| 	function cache_save() {
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| 		if ($this->index)
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| 			return io_write_file(PRETTYURLS_CACHE, serialize($this->index));
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| 		
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| 		return true;
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| 		
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| 	}
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| 
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| 	function nextprevlink($nextprev, $v) {
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| 	
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| 		global $fpdb;	
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| 		$q =& $fpdb->getQuery();
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| 		
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| 		list($caption, $id) = call_user_func(array(&$q, 'get'.$nextprev));
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| 	
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| 		if (!$id)
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| 			return array();
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| 		
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| 		
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| 		if ($q->single) {
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| 			$date = date_from_id($id);
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| 			$title = sanitize_title($caption);
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| 			$url = BLOG_BASEURL . "20{$date['y']}/{$date['m']}/{$date['d']}/$title/";
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| 			
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| 			if ($v>0) 
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| 				$caption = $caption . ' » '; 
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| 			else
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| 				$caption = ' « ' . $caption;
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| 			
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| 			return array($caption,$url);
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| 			
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| 		}
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| 		
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| 		
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| 		// else, we build a complete url
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| 		
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| 		$l = BLOG_BASEURL;
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| 		
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| 		
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| 		if (isset($_GET['category']) && is_numeric($_GET['category'])) 
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| 			$c = $this->categories[$_GET['category']];
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| 		elseif (isset($_GET['cat']) && is_numeric($_GET['cat'])) 
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| 			$c = 'category-' . $_GET['cat'] .'/';
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| 		
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| 		$l .= $c;
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| 		
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| 		if (isset($_GET['y']) && $_GET['y']) {
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| 			$l .= '20'. $_GET['y'] . '/';
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| 			
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| 			if (isset($_GET['m']) && $_GET['m']) {
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| 				$l .= $_GET['m']  . '/';
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| 			
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| 				if (isset($_GET['d']) && $_GET['d'])
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| 					$l .= $_GET['d']  . '/';
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| 		
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| 			}
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| 			
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| 		}
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| 		
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| 		$page = 1;
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| 		
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| 		if (isset($_GET['paged']) && $_GET['paged']>1) $page = $_GET['paged'];
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| 	
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| 		$page += $v;
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| 		
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| 		if ($page > 0) {
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| 			$l .= 'page/' . $page . '/';
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| 		}
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| 		
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| 		
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| 		return array($caption,$l);
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| 		
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| 		
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| 	}
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| 	
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| 	
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| 	
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| }	
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| 
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| 	global $plugin_prettyurls;
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| 	$plugin_prettyurls = new Plugin_PrettyURLs;
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| 	$plugin_prettyurls->categories();
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| 	
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| 	
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| 	if (!defined('MOD_ADMIN_PANEL')){
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| 	
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| 		if (!function_exists('get_nextpage_link')) :
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| 		
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| 		function get_nextpage_link() {
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| 			global $plugin_prettyurls;
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| 			return $plugin_prettyurls->nextprevlink('NextPage', 1);
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| 		}
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| 		function get_prevpage_link() {
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| 			global $plugin_prettyurls;
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| 			return $plugin_prettyurls->nextprevlink('PrevPage',-1);
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| 		}
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| 		
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| 		endif;
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| 		
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| 	}
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| 	
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| 	
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| 
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| 	add_filter('post_link', 	array(&$plugin_prettyurls,'permalink'), 0, 2);
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| 	add_filter('comments_link', array(&$plugin_prettyurls, 'commentlink'), 0, 2);
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| 	add_filter('feed_link', 	array(&$plugin_prettyurls, 'feedlink'), 0, 2);
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| 	add_filter('post_comments_feed_link', array(&$plugin_prettyurls, 'commentsfeedlink'), 0, 3);
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| 	add_filter('category_link', array(&$plugin_prettyurls,'categorylink'), 0, 2);
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| 	add_action('update_categories',  array(&$plugin_prettyurls, 'categories'));
 | |
| 	add_filter('year_link', 	array(&$plugin_prettyurls,'yearlink'), 0, 2);
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| 	add_filter('month_link', 	array(&$plugin_prettyurls,'monthlink'), 0, 3);
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| 	add_filter('day_link', 	array(&$plugin_prettyurls,'daylink'), 0, 4);
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| 	
 | |
| 	
 | |
| 	
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| 	add_filter('publish_post', 	array(&$plugin_prettyurls, 'cache_add'), 5, 2);
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| 	add_filter('page_link', 	array(&$plugin_prettyurls, 'staticlink'), 0, 2);
 | |
| 	add_filter('init', 			array(&$plugin_prettyurls, 'cache_init'));
 | |
| 	// add_filter('cache_save', 	array(&$plugin_prettyurls, 'cache_save'));
 | |
| 	add_filter('delete_post', 	array(&$plugin_prettyurls, 'cache_delete'));
 | |
| 
 | |
| if (class_exists('AdminPanelAction')){
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| 
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| 	class admin_plugin_prettyurls extends AdminPanelAction { 
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| 		
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| 		var $langres = 'plugin:prettyurls';
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| 		
 | |
| 		function setup() {
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| 			$this->smarty->assign('admin_resource', "plugin:prettyurls/admin.plugin.prettyurls");
 | |
| 			$blogroot = BLOG_ROOT;
 | |
| 			$f = ABS_PATH . '.htaccess';
 | |
| 			$txt = io_load_file($f);
 | |
| 			if (!$txt) {
 | |
| 		
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| $txt =<<<STR
 | |
| 
 | |
| # Thanks again WP :)
 | |
| 
 | |
| <IfModule mod_rewrite.c>
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| RewriteEngine On
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| RewriteBase {$blogroot}
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| RewriteCond %{REQUEST_FILENAME} !-f
 | |
| RewriteCond %{REQUEST_FILENAME} !-d
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| RewriteRule . {$blogroot}index.php [L]
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| </IfModule>
 | |
| 
 | |
| 			
 | |
| 				
 | |
| STR;
 | |
| 			}
 | |
| 			
 | |
| 			
 | |
| 			$this->smarty->assign('cantsave', 
 | |
| 				( (file_exists($f) && !is_writable($f)) && !is_writable(ABS_PATH) )
 | |
| 			);	
 | |
| 			$this->smarty->assign('htaccess', $txt);		
 | |
| 		}
 | |
| 		
 | |
| 		
 | |
| 		
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| 		function onsubmit() {
 | |
| 			global $fp_config;
 | |
| 			
 | |
| 			if (!empty($_POST['htaccess']) && io_write_file(ABS_PATH.'.htaccess', $_POST['htaccess'])){
 | |
| 				$this->smarty->assign('success', 1);
 | |
| 			} else {
 | |
| 			 	$this->smarty->assign('success', -1);
 | |
| 			}
 | |
| 			
 | |
| 			return 2;
 | |
| 		}
 | |
| 		
 | |
| 	}
 | |
| 
 | |
| 	admin_addpanelaction('plugin', 'prettyurls', true);
 | |
| 
 | |
| }
 | |
| 
 | |
| ?>
 | 
