* -------------------------------------------------------------------- *
* Kurzbeschreibung : Funktionen fuer die admins-Erweiterung *
* -------------------------------------------------------------------- *
- * *
+ * $Revision:: $ *
+ * $Date:: $ *
+ * $Tag:: 0.2.1-FINAL $ *
+ * $Author:: $ *
+ * Needs to be in all Files and every File needs "svn propset *
+ * svn:keywords Date Revision" (autoprobset!) at least!!!!!! *
* -------------------------------------------------------------------- *
* Copyright (c) 2003 - 2008 by Roland Haeder *
* For more information visit: http://www.mxchange.org *
// Some security stuff...
if (!defined('__SECURITY')) {
- $INC = substr(dirname(__FILE__), 0, strpos(dirname(__FILE__), "/inc") + 4) . "/security.php";
+ $INC = substr(dirname(__FILE__), 0, strpos(dirname(__FILE__), '/inc') + 4) . '/security.php';
require($INC);
}
// Caching class
class CacheSystem {
// Define variables
- var $ret = "init";
- var $path = "";
- var $inc = "";
+ var $ret = 'init';
+ var $path = '';
+ var $inc = '';
+ var $fqfn = '';
var $pointer = false;
- var $data = "";
- var $version = "";
- var $name = "";
+ var $data = array();
+ var $version = array();
+ var $name = '';
var $rebuilt = array();
+ var $extension = '.cache';
+ var $statusDone = 'done';
// Constructor
function CacheSystem ($interval, $path, $tested) {
// Failed is the default
- $this->ret = "failed";
+ $this->ret = 'failed';
// Remeber path
$this->path = $path;
// Check if path exists
- if ((is_dir($path)) && (!$tested)) {
+ if ((isDirectory($path)) && (!$tested)) {
+ // Make FQFN for dummy file
+ $fqfn = $path . 'dummy.tmp';
+
// Check if we can create a file inside the path
- touch($path."dummy.tmp", 'w');
- if (FILE_READABLE($path."dummy.tmp")) {
+ touch($fqfn, 'w');
+
+ // Is the file there?
+ if (isFileReadable($fqfn)) {
// Yes, we can do. So let's remove it
- unlink($path."dummy.tmp");
+ removeFile($fqfn);
// Is there a .htaccess file?
- if (FILE_READABLE($path.".htaccess")) {
+ if (isFileReadable($path . '.htaccess')) {
// Update database that we have tested it
- UPDATE_CONFIG("cache_tested", 1);
+ updateConfiguration('cache_tested', 1);
// All done!
- $this->ret = "done";
+ $this->ret = $this->statusDone;
} else {
// Stop! Set a .htaccess file first
- $this->ret = "htaccess";
+ $this->ret = 'htaccess';
}
}
} elseif ($tested) {
// System already tested
- $this->ret = "done";
+ $this->ret = $this->statusDone;
}
}
// Checks validity of cache file and if content is given
- function loadCacheFile ($file, $forceContent = false) {
+ function loadCacheFile ($cacheName, $forceContent = false) {
// Remember cache file
- $this->name = $file;
+ $this->name = $cacheName;
+
+ // Construct include filename for loadIncludeOnce() call
+ $this->inc = $this->path . $cacheName . $this->extension;
// Construct FQFN (full qualified file name)
- $this->inc = $this->path.$file.".cache";
+ $this->fqfn = constant('PATH') . $this->inc;
// Check if file exists and if version matches
- $status = (FILE_READABLE($this->inc) && (is_writeable($this->inc)) && ($this->extensionVersionMatches("cache")));
+ $status = ($this->isCacheReadable() && (is_writeable($this->fqfn)) && ($this->extensionVersionMatches('cache')));
// Return status
return $status;
}
+ // Initializes the cache file
function init () {
// This will destory an existing cache file!
- if ($this->ret == "done") {
+ if ($this->ret == $this->statusDone) {
// Create file
- if (FILE_READABLE($this->inc)) chmod($this->inc, 0666);
- $this->pointer = fopen($this->inc, 'w') or mxchange_die("Cannot write to cache ".$this->inc." !");
+ if ($this->isCacheReadable()) changeMode($this->fqfn, 0666);
+ $this->pointer = fopen($this->fqfn, 'w') or app_die(__METHOD__, __LINE__, "Cannot write to cache ".$this->fqfn." !");
// Add open PHP tag
fwrite($this->pointer, "<?php\n");
// Add default depency
- $this->storeExtensionVersion("cache");
+ $this->storeExtensionVersion('cache');
} else {
// Cannot create file
- ADD_FATAL(__FILE__."(<font color=\"#0000aa\">".__LINE__."</font>): ".CACHE_PROBLEMS_DETECTED);
+ addFatalMessage(__METHOD__, __LINE__, "(<font color=\"#0000aa\">".__LINE__."</font>): ".getMessage('CACHE_PROBLEMS_DETECTED'));
}
}
function addRow ($data) {
- global $cacheArray;
-
+ // Is the pointe rvalid?
if (is_resource($this->pointer)) {
// Write every array element to cache file
foreach ($data as $k => $v) {
// Write global cache array for immediate access
- if ((substr($k, 0, 4) == "ext_") && (isset($data['ext_name'])) && (isset($data['ext_id']))) {
- if ($k != "ext_name") {
- $cacheArray['extensions'][$k][$data['ext_name']] = $v;
+ if ((substr($k, 0, 4) == 'ext_') && (isset($data['ext_name'])) && (isset($data['ext_id']))) {
+ if ($k != 'ext_name') {
+ $GLOBALS['cache_array']['extensions'][$k][$data['ext_name']] = $v;
} else {
- $cacheArray['extensions'][$k][$data['ext_id']] = $v;
+ $GLOBALS['cache_array']['extensions'][$k][$data['ext_id']] = $v;
}
- if (($k == "ext_keep") && ($v == "Y")) {
- $cacheArray['active_extensions'][$data['ext_name']] = $v;
+ if (($k == 'ext_keep') && ($v == 'Y')) {
+ $GLOBALS['cache_array']['active_extensions'][$data['ext_name']] = $v;
} // END - if
} elseif (is_array($v)) {
// Serialize and BASE64-encode the array
}
} else {
// Cannot create file
- ADD_FATAL(__FILE__."(<font color=\"#0000aa\">".__LINE__."</font>): ".CACHE_PROBLEMS_DETECTED);
+ addFatalMessage(__METHOD__, __LINE__, "(<font color=\"#0000aa\">".__LINE__."</font>): ".getMessage('CACHE_PROBLEMS_DETECTED'));
}
}
fclose($this->pointer);
// Set rights
- if (FILE_READABLE($this->inc)) chmod($this->inc, 0666);
+ if ($this->isCacheReadable()) changeMode($this->fqfn, 0666);
// Remove pointer
$this->pointer = false;
} // END - if
// Is the cache file there?
- if (FILE_READABLE($this->inc)) {
+ if ($this->isCacheReadable()) {
// Prepare temporary array
$data = array();
$cache_version = null;
// Load cache file
- require_once($this->inc);
+ require($this->inc);
// Is there an array?
if (is_array($data)) {
}
} else {
// Cache file not found or not readable
- ADD_FATAL(__FILE__."(<font color=\"#0000aa\">".__LINE__."</font>): ".CACHE_CANNOT_LOAD_1.$this->inc.CACHE_CANNOT_LOAD_2);
+ addFatalMessage(__METHOD__, __LINE__, "(<font color=\"#0000aa\">".__LINE__."</font>): ".CACHE_CANNOT_LOAD_1.$this->fqfn.CACHE_CANNOT_LOAD_2);
}
}
// Destroy an existing cache file
function destroyCacheFile () {
// Is the cache file there?
- if ((!isset($this->rebuilt[$this->name])) && (FILE_READABLE($this->inc))) {
+ if ((!isset($this->rebuilt[$this->name])) && ($this->isCacheReadable())) {
// Close cache
$this->finalize();
// Remove cache file from system
//* DEBUG: */ print __METHOD__."(<font color=\"#0000aa\">".__LINE__."</font>): {$this->name} - DESTROYED!<br />\n";
- unlink($this->inc);
+ removeFile($this->fqfn);
+ // @TODO remove from $GLOBALS['cache_array']!!!
// Is the file there?
- if (!FILE_READABLE($this->inc)) {
+ if (!$this->isCacheReadable()) {
// The cache does no longer exist so kill the content
unset($this->data[$this->name]);
unset($this->version[$this->name]);
$this->rebuilt[$this->name] = true;
} else {
// Not removed!
- ADD_FATAL(__FILE__."(<font color=\"#0000aa\">".__LINE__."</font>): ".CACHE_CANNOT_UNLINK_1.$this->inc.CACHE_CANNOT_UNLINK_2);
+ addFatalMessage(__METHOD__, __LINE__, "(<font color=\"#0000aa\">".__LINE__."</font>): ".CACHE_CANNOT_UNLINK_1.$this->fqfn.CACHE_CANNOT_UNLINK_2);
}
- } else {
- // Does not exist!
- ADD_FATAL(__FILE__."(<font color=\"#0000aa\">".__LINE__."</font>): ".CACHE_PROBLEMS_DETECTED);
- }
+ } // END - if
}
// Unused method:
function removeEntry ($search, $data, $array) {
- if ((FILE_READABLE($this->inc)) && (is_writeable($this->inc))) {
+ if (($this->isCacheReadable()) && (is_writeable($this->fqfn))) {
// Load cache into dummy array
$dummy = $this->getArrayFromCache();
}
} else {
// Cannot write to cache!
- ADD_FATAL(__FILE__."(<font color=\"#0000aa\">".__LINE__."</font>): ".CACHE_PROBLEMS_DETECTED);
+ addFatalMessage(__METHOD__, __LINE__, "(<font color=\"#0000aa\">".__LINE__."</font>): ".getMessage('CACHE_PROBLEMS_DETECTED'));
}
}
foreach ($array as $k => $v) {
if (is_array($v)) {
// Multi line(s) found
- $LINE = "";
+ $LINE = '';
foreach($v as $k2 => $v2) {
// Put every array element in a row...
$LINE .= $this->rewriteEntry($k, $v2);
} // END - foreach
} else {
// Cannot write array!
- ADD_FATAL(__FILE__."(<font color=\"#0000aa\">".__LINE__."</font>): ".CACHE_PROBLEMS_DETECTED);
+ addFatalMessage(__METHOD__, __LINE__, "(<font color=\"#0000aa\">".__LINE__."</font>): ".getMessage('CACHE_PROBLEMS_DETECTED'));
}
}
// Unused method
function replaceEntry ($search, $replace, $search_key, $array) {
- if ((FILE_READABLE($this->inc)) && (is_writeable($this->inc))) {
+ if (($this->isCacheReadable()) && (is_writeable($this->fqfn))) {
// Load cache into dummy array
$dummy = $this->getArrayFromCache();
} // END - if
} else {
// Cannot write to cache!
- ADD_FATAL(__FILE__."(<font color=\"#0000aa\">".__LINE__."</font>): ".CACHE_PROBLEMS_DETECTED);
+ addFatalMessage(__METHOD__, __LINE__, "(<font color=\"#0000aa\">".__LINE__."</font>): ".getMessage('CACHE_PROBLEMS_DETECTED'));
}
}
+ // Writes the version of given extension to the cache file
function storeExtensionVersion ($ext_name) {
// Valid cache pointer?
if (is_resource($this->pointer)) {
//* DEBUG: */ print __METHOD__."(<font color=\"#0000aa\">".__LINE__."</font>): {$this->name} - {$ext_name}={$ext_ver}<br />\n";
} else {
// Cannot create file
- ADD_FATAL(__FILE__."(<font color=\"#0000aa\">".__LINE__."</font>): ".CACHE_PROBLEMS_DETECTED);
+ addFatalMessage(__METHOD__, __LINE__, "(<font color=\"#0000aa\">".__LINE__."</font>): ".getMessage('CACHE_PROBLEMS_DETECTED'));
}
}
+ // Checks wether versions from cache and extension matches
function extensionVersionMatches ($ext_name) {
// Load cache (dummy)
$this->getArrayFromCache();
//* DEBUG: */ print __METHOD__."(<font color=\"#0000aa\">".__LINE__."</font>): cache={$this->name},ext_name={$ext_name} - {$ext_ver}/{$this->version[$this->name][$ext_name]}<br />\n";
} else {
// No cache version found!
- DEBUG_LOG(__METHOD__, __LINE__, "Cache {$this->name} has missing entry for extension {$ext_name}!");
+ DEBUG_LOG(__METHOD__, __LINE__, "Cache {$this->name} has missing version entry for extension {$ext_name}!");
}
// Compare both
return ((isset($this->version[$this->name][$ext_name])) && ($this->version[$this->name][$ext_name] == $ext_ver));
}
+ // Rewrit the entry so it can be stored in cache file
+ // @TODO Add support for more types which break in last else-block
function rewriteEntry ($key, $value) {
// Init line
- $line = "";
+ $line = '';
// String or non-string? ;-)
if (is_string($value)) {
} elseif (is_bool($value)) {
// Boolean value
if ($value === true) {
+ // True
$line = "\$data['".$key."'][] = true;\n";
} else {
+ // False
$line = "\$data['".$key."'][] = false;\n";
}
} else {
return $line;
}
+ // Getter for cache status
function getStatus () {
return $this->ret;
}
-}
+
+ // Checks wether the current cache file is readable
+ function isCacheReadable () {
+ return isIncludeReadable($this->inc);
+ }
+
+} // END - class
// Destroy the cache on extension changes
function FILTER_CACHE_DESTROY_ON_EXT_CHANGE ($data) {
- global $cacheInstance;
+ // Return the data anyway if there is no cache extension
+ if (!isCacheInstanceValid()) return $data;
// Remove cache
- if (EXT_IS_ACTIVE("cache")) {
- if ($cacheInstance->loadCacheFile("config")) $cacheInstance->destroyCacheFile();
- if ($cacheInstance->loadCacheFile("extensions")) $cacheInstance->destroyCacheFile();
- if ($cacheInstance->loadCacheFile("mod_reg")) $cacheInstance->destroyCacheFile();
- } // END - if
+ if ($GLOBALS['cache_instance']->loadCacheFile('config')) $GLOBALS['cache_instance']->destroyCacheFile();
+ if ($GLOBALS['cache_instance']->loadCacheFile('extensions')) $GLOBALS['cache_instance']->destroyCacheFile();
+ if ($GLOBALS['cache_instance']->loadCacheFile('modreg')) $GLOBALS['cache_instance']->destroyCacheFile();
// Return it
- return $DATA;
+ return $data;
}
// Destroy the cache on changing admin
function FILTER_CACHE_DESTROY_ON_ADMIN_CHANGE () {
- global $cacheInstance;
+ // Skip this step if the cache instance is not there
+ if (!isCacheInstanceValid()) return false;
// Remove cache
- if (EXT_IS_ACTIVE("cache")) {
- if ($cacheInstance->loadCacheFile("admins")) $cacheInstance->destroyCacheFile();
- } // END - if
+ if ($GLOBALS['cache_instance']->loadCacheFile('admins')) $GLOBALS['cache_instance']->destroyCacheFile();
}
// Destroy all cache files
function FILTER_CACHE_DESTROY_ALL () {
- global $cacheInstance;
-
- // Remove cache
- if (EXT_IS_ACTIVE("cache")) {
- if ($cacheInstance->loadCacheFile("admins")) $cacheInstance->destroyCacheFile();
- if ($cacheInstance->loadCacheFile("config")) $cacheInstance->destroyCacheFile();
- if ($cacheInstance->loadCacheFile("extensions")) $cacheInstance->destroyCacheFile();
- if ($cacheInstance->loadCacheFile("mod_reg")) $cacheInstance->destroyCacheFile();
- if ($cacheInstance->loadCacheFile("refdepths")) $cacheInstance->destroyCacheFile();
- if ($cacheInstance->loadCacheFile("refsystem")) $cacheInstance->destroyCacheFile();
- if ($cacheInstance->loadCacheFile("themes")) $cacheInstance->destroyCacheFile();
- } // END - if
+ // Skip this step if the cache instance is not there
+ if (!isCacheInstanceValid()) return false;
+
+ // Remove cache files
+ if ($GLOBALS['cache_instance']->loadCacheFile('admins')) $GLOBALS['cache_instance']->destroyCacheFile();
+ if ($GLOBALS['cache_instance']->loadCacheFile('admins_acls')) $GLOBALS['cache_instance']->destroyCacheFile();
+ if ($GLOBALS['cache_instance']->loadCacheFile('config')) $GLOBALS['cache_instance']->destroyCacheFile();
+ if ($GLOBALS['cache_instance']->loadCacheFile('extensions')) $GLOBALS['cache_instance']->destroyCacheFile();
+ if ($GLOBALS['cache_instance']->loadCacheFile('modreg')) $GLOBALS['cache_instance']->destroyCacheFile();
+ if ($GLOBALS['cache_instance']->loadCacheFile('refdepths')) $GLOBALS['cache_instance']->destroyCacheFile();
+ if ($GLOBALS['cache_instance']->loadCacheFile('refsystem')) $GLOBALS['cache_instance']->destroyCacheFile();
+ if ($GLOBALS['cache_instance']->loadCacheFile('themes')) $GLOBALS['cache_instance']->destroyCacheFile();
+ if ($GLOBALS['cache_instance']->loadCacheFile('revision')) $GLOBALS['cache_instance']->destroyCacheFile();
}
// Filter for purging entire admin menu cache
function FILTER_CACHE_PURGE_ADMIN_MENU () {
// Just call the function
- CACHE_PURGE_ADMIN_MENU();
+ cachePurgeAdminMenu();
}
//