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#62 update Cache_Lite pear Library in place 

via https://github.com/pear/Cache_Lite
This commit is contained in:
Phil 2024-05-24 12:19:27 +02:00
parent fe1ee908c1
commit b4e2f7a5b9
1 changed files with 67 additions and 67 deletions
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134
proxy/libs/Cache/Lite.php
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@ -79,7 +79,7 @@ class Cache_Lite
* @var string $_file
*/
var $_file;
/**
* File name (without path)
*
@ -128,7 +128,7 @@ class Cache_Lite
* @var int $_pearErrorMode
*/
var $_pearErrorMode = CACHE_LITE_ERROR_RETURN;
/**
* Current cache id
*
@ -146,7 +146,7 @@ class Cache_Lite
/**
* Enable / Disable "Memory Caching"
*
* NB : There is no lifetime for memory caching !
* NB : There is no lifetime for memory caching !
*
* @var boolean $_memoryCaching
*/
@ -180,7 +180,7 @@ class Cache_Lite
* @var int $memoryCachingLimit
*/
var $_memoryCachingLimit = 1000;
/**
* File Name protection
*
@ -192,17 +192,17 @@ class Cache_Lite
* @var boolean $fileNameProtection
*/
var $_fileNameProtection = true;
/**
* Enable / disable automatic serialization
*
* it can be used to save directly datas which aren't strings
* (but it's slower)
* (but it's slower)
*
* @var boolean $_serialize
*/
var $_automaticSerialization = false;
/**
* Disable / Tune the automatic cleaning process
*
@ -215,45 +215,45 @@ class Cache_Lite
* @var int $_automaticCleaning
*/
var $_automaticCleaningFactor = 0;
/**
* Nested directory level
*
* Set the hashed directory structure level. 0 means "no hashed directory
* structure", 1 means "one level of directory", 2 means "two levels"...
* This option can speed up Cache_Lite only when you have many thousands of
* cache file. Only specific benchs can help you to choose the perfect value
* Set the hashed directory structure level. 0 means "no hashed directory
* structure", 1 means "one level of directory", 2 means "two levels"...
* This option can speed up Cache_Lite only when you have many thousands of
* cache file. Only specific benchs can help you to choose the perfect value
* for you. Maybe, 1 or 2 is a good start.
*
* @var int $_hashedDirectoryLevel
*/
var $_hashedDirectoryLevel = 0;
/**
* Umask for hashed directory structure
*
* @var int $_hashedDirectoryUmask
*/
var $_hashedDirectoryUmask = 0700;
/**
* API break for error handling in CACHE_LITE_ERROR_RETURN mode
*
*
* In CACHE_LITE_ERROR_RETURN mode, error handling was not good because
* for example save() method always returned a boolean (a PEAR_Error object
* would be better in CACHE_LITE_ERROR_RETURN mode). To correct this without
* breaking the API, this option (false by default) can change this handling.
*
*
* @var boolean
*/
var $_errorHandlingAPIBreak = false;
var $_hashedDirectoryGroup = NULL;
var $_cacheFileMode = NULL;
var $_cacheFileGroup = NULL;
// --- Public methods ---
/**
@ -282,12 +282,12 @@ class Cache_Lite
* 'cacheFileMode' => filesystem mode of newly created cache files (int)
* 'cacheFileGroup' => group of newly created cache files (int | string) (see function chgrp)
* );
*
* If sys_get_temp_dir() is available and the
* 'cacheDir' option is not provided in the
* constructor options array its output is used
*
* If sys_get_temp_dir() is available and the
* 'cacheDir' option is not provided in the
* constructor options array its output is used
* to determine the suitable temporary directory.
*
*
* @see http://de.php.net/sys_get_temp_dir
* @see http://pear.php.net/bugs/bug.php?id=18328
*
@ -313,7 +313,7 @@ class Cache_Lite
{
self::__construct($options);
}
/**
* Generic way to set a Cache_Lite option
*
@ -323,7 +323,7 @@ class Cache_Lite
* @var mixed $value value of the option
* @access public
*/
function setOption($name, $value)
function setOption($name, $value)
{
$availableOptions = array('errorHandlingAPIBreak', 'hashedDirectoryUmask', 'hashedDirectoryLevel', 'automaticCleaningFactor', 'automaticSerialization', 'fileNameProtection', 'memoryCaching', 'onlyMemoryCaching', 'memoryCachingLimit', 'cacheDir', 'caching', 'lifeTime', 'fileLocking', 'writeControl', 'readControl', 'readControlType', 'pearErrorMode', 'hashedDirectoryGroup', 'cacheFileMode', 'cacheFileGroup');
if (in_array($name, $availableOptions)) {
@ -331,7 +331,7 @@ class Cache_Lite
$this->$property = $value;
}
}
/**
* Test if a cache is available and (if yes) return it
*
@ -359,7 +359,7 @@ class Cache_Lite
}
if ($this->_onlyMemoryCaching) {
return false;
}
}
}
if (($doNotTestCacheValidity) || (is_null($this->_refreshTime))) {
if (file_exists($this->_file)) {
@ -380,7 +380,7 @@ class Cache_Lite
}
return false;
}
/**
* Save some data in a cache file
*
@ -406,24 +406,24 @@ class Cache_Lite
}
}
if ($this->_automaticCleaningFactor>0 && ($this->_automaticCleaningFactor==1 || mt_rand(1, $this->_automaticCleaningFactor)==1)) {
$this->clean(false, 'old');
$this->clean(false, 'old');
}
if ($this->_writeControl) {
$res = $this->_writeAndControl($data);
if (is_bool($res)) {
if ($res) {
return true;
return true;
}
// if $res if false, we need to invalidate the cache
@touch($this->_file, time() - 2*abs($this->_lifeTime));
return false;
}
}
} else {
$res = $this->_write($data);
}
if (is_object($res)) {
// $res is a PEAR_Error object
if (!($this->_errorHandlingAPIBreak)) {
// $res is a PEAR_Error object
if (!($this->_errorHandlingAPIBreak)) {
return false; // we return false (old API)
}
}
@ -466,7 +466,7 @@ class Cache_Lite
* else only cache files of the specified group will be destroyed
*
* @param string $group name of the cache group
* @param string $mode flush cache mode : 'old', 'ingroup', 'notingroup',
* @param string $mode flush cache mode : 'old', 'ingroup', 'notingroup',
* 'callback_myFunction'
* @return boolean true if no problem
* @access public
@ -475,12 +475,12 @@ class Cache_Lite
{
return $this->_cleanDir($this->_cacheDir, $group, $mode);
}
/**
* Set to debug mode
*
* When an error is found, the script will stop and the message will be displayed
* (in debug mode only).
* (in debug mode only).
*
* @access public
*/
@ -538,7 +538,7 @@ class Cache_Lite
}
}
}
/**
* Return the cache last modification time
*
@ -546,11 +546,11 @@ class Cache_Lite
*
* @return int last modification time
*/
function lastModified()
function lastModified()
{
return @filemtime($this->_file);
}
/**
* Trigger a PEAR error
*
@ -564,29 +564,29 @@ class Cache_Lite
*/
function raiseError($msg, $code)
{
error_log("[code] $msg");
return PEAR::raiseError($msg, $code, $this->_pearErrorMode);
}
/**
* Extend the life of a valid cache file
*
*
* see http://pear.php.net/bugs/bug.php?id=6681
*
*
* @access public
*/
function extendLife()
{
@touch($this->_file);
}
// --- Private methods ---
/**
* Compute & set the refresh time
*
* @access private
*/
function _setRefreshTime()
function _setRefreshTime()
{
if (is_null($this->_lifeTime)) {
$this->_refreshTime = null;
@ -594,10 +594,10 @@ class Cache_Lite
$this->_refreshTime = time() - $this->_lifeTime;
}
}
/**
* Remove a file
*
*
* @param string $file complete file path and name
* @return boolean true if no problem
* @access private
@ -607,7 +607,7 @@ class Cache_Lite
if (!@unlink($file)) {
return $this->raiseError('Cache_Lite : Unable to remove cache !', -3);
}
return true;
return true;
}
/**
@ -620,7 +620,7 @@ class Cache_Lite
* @return boolean true if no problem
* @access private
*/
function _cleanDir($dir, $group = false, $mode = 'ingroup')
function _cleanDir($dir, $group = false, $mode = 'ingroup')
{
if ($this->_fileNameProtection) {
$motif = ($group) ? 'cache_'.md5($group).'_' : 'cache_';
@ -638,7 +638,7 @@ class Cache_Lite
return true;
}
}
if (!($dh = opendir($dir))) {
if (!($dh = @opendir($dir))) {
return $this->raiseError('Cache_Lite : Unable to open cache directory !', -4);
}
$result = true;
@ -710,7 +710,7 @@ class Cache_Lite
$key = key($this->_memoryCachingArray);
next($this->_memoryCachingArray);
unset($this->_memoryCachingArray[$key]);
} else {
$this->_memoryCachingCounter = $this->_memoryCachingCounter + 1;
}
@ -725,7 +725,7 @@ class Cache_Lite
*/
function _setFileName($id, $group)
{
if ($this->_fileNameProtection) {
$suffix = 'cache_'.md5($group).'_'.md5($id);
} else {
@ -736,12 +736,12 @@ class Cache_Lite
$hash = md5($suffix);
for ($i=0 ; $i<$this->_hashedDirectoryLevel ; $i++) {
$root = $root . 'cache_' . substr($hash, 0, $i + 1) . '/';
}
}
}
$this->_fileName = $suffix;
$this->_file = $root.$suffix;
}
/**
* Read the cache file and return the content
*
@ -781,7 +781,7 @@ class Cache_Lite
$hashData = $this->_hash($data, $this->_readControlType);
if ($hashData != $hashControl) {
if (!(is_null($this->_lifeTime))) {
@touch($this->_file, time() - 2*abs($this->_lifeTime));
@touch($this->_file, time() - 2*abs($this->_lifeTime));
} else {
@unlink($this->_file);
}
@ -790,9 +790,9 @@ class Cache_Lite
}
return $data;
}
return $this->raiseError('Cache_Lite : Unable to read cache !', -2);
return $this->raiseError('Cache_Lite : Unable to read cache !', -2);
}
/**
* Write the given data in the cache file
*
@ -819,7 +819,7 @@ class Cache_Lite
}
// if both _cacheFileMode and _cacheFileGroup is null, then we don't need to call
// file_exists (see below: if ($is_newfile) ...)
$is_newfile = (! is_null($this->_cacheFileMode) || !is_null($this->_cacheFileGroup))
$is_newfile = (! is_null($this->_cacheFileMode) || !is_null($this->_cacheFileGroup))
&& ! @file_exists($this->_file);
$fp = @fopen($this->_file, "wb");
if ($fp) {
@ -845,10 +845,10 @@ class Cache_Lite
if ($this->_fileLocking) @flock($fp, LOCK_UN);
@fclose($fp);
return true;
}
}
return $this->raiseError('Cache_Lite : Unable to write cache file : '.$this->_file, -1);
}
/**
* Write the given data in the cache file and control it just after to avoir corrupted cache entries
*
@ -867,11 +867,11 @@ class Cache_Lite
return $dataRead; # We return the PEAR_Error object
}
if ((is_bool($dataRead)) && (!$dataRead)) {
return false;
return false;
}
return ($dataRead==$data);
}
/**
* Make a control key with the string containing datas
*
@ -893,5 +893,5 @@ class Cache_Lite
return $this->raiseError('Unknown controlType ! (available values are only \'md5\', \'crc32\', \'strlen\')', -5);
}
}
}
}