[pLog-svn] r1068 - in plog/trunk/class/xml/rssparser: . magpierss

[oscar at devel.plogworld.net]

Author: oscar
Date: 2005-02-14 15:14:44 +0000 (Mon, 14 Feb 2005)
New Revision: 1068

Added:
   plog/trunk/class/xml/rssparser/magpierss/rss_cache.inc
Removed:
   plog/trunk/class/xml/rssparser/rss_cache.inc
Log:
yay, one more move!


Copied: plog/trunk/class/xml/rssparser/magpierss/rss_cache.inc (from rev 1067, plog/trunk/class/xml/rssparser/rss_cache.inc)

Deleted: plog/trunk/class/xml/rssparser/rss_cache.inc
===================================================================
--- plog/trunk/class/xml/rssparser/rss_cache.inc	2005-02-14 15:13:56 UTC (rev 1067)
+++ plog/trunk/class/xml/rssparser/rss_cache.inc	2005-02-14 15:14:44 UTC (rev 1068)
@@ -1,184 +0,0 @@
-<?php
-/*
- * Project:     MagpieRSS: a simple RSS integration tool
- * File:        rss_cache.inc, a simple, rolling(no GC), cache 
- *				for RSS objects, keyed on URL.
- * Author:      Kellan Elliott-McCrea <kellan at protest.net>
- * Version:		0.51
- * License:		GPL
- *
- * The lastest version of MagpieRSS can be obtained from:
- * http://magpierss.sourceforge.net
- *
- * For questions, help, comments, discussion, etc., please join the
- * Magpie mailing list:
- * http://lists.sourceforge.net/lists/listinfo/magpierss-general
- *
- */
-
-class RSSCache {
-	var $BASE_CACHE = './cache';	// where the cache files are stored
-	var $MAX_AGE	= 3600;  		// when are files stale, default one hour
-	var $ERROR 		= "";			// accumulate error messages
-	
-	function RSSCache ($base='', $age='') {
-		if ( $base ) {
-			$this->BASE_CACHE = $base;
-		}
-		if ( $age ) {
-			$this->MAX_AGE = $age;
-		}
-		
-		// attempt to make the cache directory
-		if ( ! file_exists( $this->BASE_CACHE ) ) {
-			$status = @mkdir( $this->BASE_CACHE, 0755 );
-			
-			// if make failed 
-			if ( ! $status ) {
-				$this->error(
-					"Cache couldn't make dir '" . $this->BASE_CACHE . "'."
-				);
-			}
-		}
-	}
-	
-/*=======================================================================*\
-	Function:	set
-	Purpose:	add an item to the cache, keyed on url
-	Input:		url from wich the rss file was fetched
-	Output:		true on sucess	
-\*=======================================================================*/
-	function set ($url, $rss) {
-		$this->ERROR = "";
-		$cache_file = $this->file_name( $url );
-		$fp = @fopen( $cache_file, 'w' );
-		
-		if ( ! $fp ) {
-			$this->error(
-				"Cache unable to open file for writing: $cache_file"
-			);
-			return 0;
-		}
-		
-		
-		$data = $this->serialize( $rss );
-		fwrite( $fp, $data );
-		fclose( $fp );
-		
-		return $cache_file;
-	}
-	
-/*=======================================================================*\
-	Function:	get
-	Purpose:	fetch an item from the cache
-	Input:		url from wich the rss file was fetched
-	Output:		cached object on HIT, false on MISS	
-\*=======================================================================*/	
-	function get ($url) {
-		$this->ERROR = "";
-		$cache_file = $this->file_name( $url );
-		
-		if ( ! file_exists( $cache_file ) ) {
-			$this->debug( 
-				"Cache doesn't contain: $url (cache file: $cache_file)"
-			);
-			return 0;
-		}
-		
-		$fp = @fopen($cache_file, 'r');
-		if ( ! $fp ) {
-			$this->error(
-				"Failed to open cache file for reading: $cache_file"
-			);
-			return 0;
-		}
-		
-		$data = fread( $fp, filesize($cache_file) );
-		$rss = $this->unserialize( $data );
-		
-		return $rss;
-	}
-
-/*=======================================================================*\
-	Function:	check_cache
-	Purpose:	check a url for membership in the cache
-				and whether the object is older then MAX_AGE (ie. STALE)
-	Input:		url from wich the rss file was fetched
-	Output:		cached object on HIT, false on MISS	
-\*=======================================================================*/		
-	function check_cache ( $url ) {
-		$this->ERROR = "";
-		$filename = $this->file_name( $url );
-		
-		if ( file_exists( $filename ) ) {
-			// find how long ago the file was added to the cache
-			// and whether that is longer then MAX_AGE
-			$mtime = filemtime( $filename );
-			$age = time() - $mtime;
-			if ( $this->MAX_AGE > $age ) {
-				// object exists and is current
-				return 'HIT';
-			}
-			else {
-				// object exists but is old
-				return 'STALE';
-			}
-		}
-		else {
-			// object does not exist
-			return 'MISS';
-		}
-	}
-
-/*=======================================================================*\
-	Function:	serialize
-\*=======================================================================*/		
-	function serialize ( $rss ) {
-		return serialize( $rss );
-	}
-
-/*=======================================================================*\
-	Function:	unserialize
-\*=======================================================================*/		
-	function unserialize ( $data ) {
-		return unserialize( $data );
-	}
-	
-/*=======================================================================*\
-	Function:	file_name
-	Purpose:	map url to location in cache
-	Input:		url from wich the rss file was fetched
-	Output:		a file name
-\*=======================================================================*/		
-	function file_name ($url) {
-		$filename = md5( $url );
-		return join( DIRECTORY_SEPARATOR, array( $this->BASE_CACHE, $filename ) );
-	}
-
-/*=======================================================================*\
-	Function:	error
-	Purpose:	register error
-\*=======================================================================*/			
-	function error ($errormsg, $lvl=E_USER_WARNING) {
-		// append PHP's error message if track_errors enabled
-		if ( isset($php_errormsg) ) { 
-			$errormsg .= " ($php_errormsg)";
-		}
-		$this->ERROR = $errormsg;
-		if ( MAGPIE_DEBUG ) {
-			trigger_error( $errormsg, $lvl);
-		}
-		else {
-			error_log( $errormsg, 0);
-		}
-	}
-	
-	function debug ($debugmsg, $lvl=E_USER_NOTICE) {
-		if ( MAGPIE_DEBUG ) {
-			$this->error("MagpieRSS [debug] $debugmsg", $lvl);
-		}
-	}
-
-}
-
-?>