X-Git-Url: https://git.mxchange.org/?p=mailer.git;a=blobdiff_plain;f=inc%2Fload_extensions.php;h=96b15450cd3c61e3b4b3a2d1afdc2c621c5c7d23;hp=1ca104512ee2326f03f31527a14b6ebdad63f7d1;hb=b16d1f640a44da05b1f018be13e8d0b803a74aeb;hpb=61bddb167e29e7275f5a1c9fa8cb80431fa5ee6f

diff --git a/inc/load_extensions.php b/inc/load_extensions.php
index 1ca104512e..96b15450cd 100644
--- a/inc/load_extensions.php
+++ b/inc/load_extensions.php
@@ -10,7 +10,14 @@
  * -------------------------------------------------------------------- *
  * Kurzbeschreibung  : Alle Erweiterungen laden                         *
  * -------------------------------------------------------------------- *
- *                                                                      *
+ * @TODO Rewrite this whole file to load_cache-extensions.php           *
+ * -------------------------------------------------------------------- *
+ * $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                  *
@@ -32,125 +39,174 @@
  ************************************************************************/
 
 // Some security stuff...
-if (ereg(basename(__FILE__), $_SERVER['PHP_SELF']))
-{
-	$INC = substr(dirname(__FILE__), 0, strpos(dirname(__FILE__), "/inc") + 4) . "/security.php";
+if (!defined('__SECURITY')) {
+	$INC = substr(dirname(__FILE__), 0, strpos(dirname(__FILE__), '/inc') + 4) . '/security.php';
 	require($INC);
 }
-//
-global $EXT_CSS_FILES;
-$EXT_CSS_FILES = array();
-$ADD = "";
+
+// Init variables
+EXT_INIT_CSS_FILES();
+$add = '';
+
+// Init cache instance and array
+$GLOBALS['cache_instance'] = null;
+$GLOBALS['cache_array'] = array();
 
 // Skip loading extensions
-if ((!isBooleanConstantAndTrue('mxchange_installed')) || (isBooleanConstantAndTrue('mxchange_installing'))) return;
-
-// Load default sql_patches extension if present
-if (file_exists(PATH."inc/extensions/ext-sql_patches.php") && is_readable(PATH."inc/extensions/ext-sql_patches.php")) {
-	// Load it...
-	$EXT_LOAD_MODE = "";
-	require_once(PATH."inc/extensions/ext-sql_patches.php");
-	$cacheArray['active_extensions'] = array('sql_patches' => 'Y'); // KEEP THIS ALWAYS ACTIVE!
-} else {
-	// Initialize array for "always keep active extensions"
-	$cacheArray['active_extensions'] = array();
-}
+if ((!isInstalled()) || (isInstalling())) {
+	// Init filter system here
+	initFilterSystem();
+
+	// Skip loading
+	return;
+} // END - if
+
+// Initialize array for "always keep active extensions"
+$GLOBALS['cache_array']['active_extensions'] = array();
+
+// By default no cache is set
+$GLOBALS['cache_mode'] = 'no';
+
+// Load sql_patchrs extension alone
+if (!LOAD_EXTENSION('sql_patches')) {
+	// Could not load sql_patches! ARGH!!!
+	trigger_error('Cannot load extension sql_patches.');
+} // END - if
+
+// Init inc pool array
+INIT_INC_POOL();
 
 //
 // Load extensions
 //
-if (EXT_IS_ACTIVE("cache")) {
+if (EXT_IS_ACTIVE('cache')) {
 	// Load cache extension alone
-	include_once(PATH."inc/libs/cache_functions.php");
-	$cacheMode = "";
-	include_once(PATH."inc/extensions/ext-cache.php");
-	switch($cacheInstance->cache_file("extensions", true)) {
-		case true : $cacheMode = "load"; break;
-		case false: $cacheMode = "init"; break;
+	if (!LOAD_EXTENSION('cache')) {
+		// Extension 'cache' was not loaded
+		trigger_error('Cannot load extension cache.');
+	} // END - if
+
+	// Check extension cache
+	switch (($GLOBALS['cache_instance']->loadCacheFile('extensions', true)) && ($GLOBALS['cache_instance']->extensionVersionMatches('sql_patches'))) {
+		case true : $GLOBALS['cache_mode'] = 'load'; break;
+		case false: $GLOBALS['cache_mode'] = 'init'; break;
 	}
 
-	// Do not recreate cache file when it's switched off!
-	if (($cacheMode == "init") && ($_CONFIG['cache_exts'] == "N")) $cacheMode = "skip";
-
-	// Load language
-	if ($cacheMode == "load") include(PATH."inc/language/cache_".GET_LANGUAGE().".php");
-} else {
-	$cacheMode = "no";
-}
+	// Do we need to init the cache?
+	if (($GLOBALS['cache_mode'] == 'init') && (getConfig('cache_exts') == 'Y')) {
+		// Init cache file
+		$GLOBALS['cache_instance']->init('EXTENSIONS');
+		$GLOBALS['cache_instance']->storeExtensionVersion('sql_patches');
+	} elseif (getConfig('cache_exts') != 'Y') {
+		// Cache will not be created for extensions
+		$GLOBALS['cache_mode'] = 'skip';
+	}
+} // END - if
 
-if ($cacheMode == "load") {
-	// Load more cache files (like admins)
-	require_once(PATH."inc/load_cache.php");
+// Load cache?
+if ($GLOBALS['cache_mode'] == 'load') {
+	// Init include array
+	$EXT_POOL = array();
 
 	// Re-initialize handler
-	$cacheInstance->cache_file("extensions", true);
+	$GLOBALS['cache_instance']->loadCacheFile('extensions', true);
 
 	// Load extension data from cache file
-	$EXT_DUMMY = $cacheInstance->cache_load();
-	foreach ($EXT_DUMMY['ext_name'] as $k=>$name) {
-		// Load functions file
-		if ($EXT_DUMMY['ext_funcs'][$k] == "Y") require_once(PATH."inc/libs/".$name."_functions.php");
-
-		// Load Language file
-		if ($EXT_DUMMY['ext_lang'][$k] == "Y") {
-			$INC = sprintf("%sinc/language/%s_%s.php", PATH, $name, GET_LANGUAGE());
-			if (file_exists($INC)) require_once($INC);
-		}
+	$EXT_DUMMY = $GLOBALS['cache_instance']->getArrayFromCache();
+
+	// Is the cache file fine?
+	if (!isset($EXT_DUMMY['ext_name'])) {
+		// Cache file is damaged so kill it
+		$GLOBALS['cache_instance']->destroyCacheFile();
 
+		// Retry it
+		require(__FILE__);
+		return;
+	} // END -  if
+
+	// Begin with the cache preparation of extensions
+	$EXT_NAMES = array();
+	foreach ($EXT_DUMMY['ext_name'] as $k => $name) {
 		// Load CSS file
-		if ($EXT_DUMMY['ext_css'][$k] == "Y") $EXT_CSS_FILES[] = "".$name.".css";
+		if ($EXT_DUMMY['ext_css'][$k] == 'Y') EXT_ADD_CSS_FILE($name . '.css');
 
 		// Load extension file itself
-		if (($EXT_DUMMY['ext_active'][$k] == "Y") || ($EXT_DUMMY['ext_keep'][$k] == "Y") || (IS_ADMIN())) {
-			require_once(PATH."inc/extensions/ext-".$name.".php");
-		}
+		if ((($EXT_DUMMY['ext_active'][$k] == 'Y') || ($EXT_DUMMY['ext_keep'][$k] == 'Y') || (IS_ADMIN())) && (!in_array($name, array('sql_patches', 'cache')))) {
+			$EXT_POOL[] = $name;
+		} // END - if
 
-		// Transfer version number and active status
+		// Version number
 		$EXT_DUMMY['ext_version'][$name] = $EXT_DUMMY['ext_version'][$k];
 		unset($EXT_DUMMY['ext_version'][$k]);
+
+		// Extension is active
 		$EXT_DUMMY['ext_active'][$name] = $EXT_DUMMY['ext_active'][$k];
 		unset($EXT_DUMMY['ext_active'][$k]);
+
+		// Ext menu
 		$EXT_DUMMY['ext_menu'][$name] = $EXT_DUMMY['ext_menu'][$k];
 		unset($EXT_DUMMY['ext_menu'][$k]);
-		$cacheArray['active_extensions']['$name'] = $EXT_DUMMY['ext_keep'][$k];
+
+		// Extension id
+		$EXT_DUMMY['ext_id'][$name] = $EXT_DUMMY['ext_id'][$k];
+		$id = $EXT_DUMMY['ext_id'][$name];
+		unset($EXT_DUMMY['ext_id'][$k]);
+
+		// Add ext name
+		$EXT_NAMES[$id] = $name;
+
+		// Add deprecated flag (defaults to 'not deprecated')
+		$EXT_DUMMY['ext_deprecated'][$name] = 'N';
+
+		// Mark it as active extension
+		$GLOBALS['cache_array']['active_extensions']['$name'] = $EXT_DUMMY['ext_keep'][$k];
 		unset($EXT_DUMMY['ext_keep'][$k]);
-		$k2 = $EXT_DUMMY['ext_id'][$k];
-		$EXT_DUMMY['ext_id'][$k2] = $name;
-		if ($k2 != $k) unset($EXT_DUMMY['ext_id'][$k]);
 
 		// Remove unneccessary data from memory
-		unset($EXT_DUMMY['ext_lang'][$k]);
 		unset($EXT_DUMMY['ext_css'][$k]);
-		unset($EXT_DUMMY['ext_funcs'][$k]);
-	}
+	} // END - foreach
 
-	// Close cache file
-	$cacheInstance->cache_close();
+	// Write dummy array back
+	$EXT_DUMMY['ext_name'] = $EXT_NAMES;
+	unset($EXT_NAMES);
 
 	// Loading cache is done so let's free some memory!
-	unset($EXT_DUMMY['ext_lang']);
 	unset($EXT_DUMMY['ext_keep']);
 	unset($EXT_DUMMY['ext_css']);
-	unset($EXT_DUMMY['ext_funcs']);
-	$cacheArray['extensions'] = $EXT_DUMMY;
+	$GLOBALS['cache_array']['extensions'] = $EXT_DUMMY;
 	unset($EXT_DUMMY);
 
 	// No database load needed
 	$res_ext_crt = false;
+
+	// Load all extension files
+	foreach ($EXT_POOL as $ext) {
+		LOAD_EXTENSION($ext);
+	} // END - foreach
+
+	// Init filter system
+	initFilterSystem();
+
+	// Load more cache files (like admins)
+	loadIncludeOnce('inc/load_cache.php');
+
+	// Remove array
+	unset($EXT_POOL);
 } else {
-	// If current user is not admin load only activated extensions
-	// The admin shall use every available extension for testing purposes
-	if ((!IS_ADMIN()) && ($cacheMode != "init")) $ADD = " WHERE ext_active='Y'";
+	// If current user is not admin load only activated extensions. But load
+	// them all if we are going to init the cache files. The admin shall use
+	// every available extension for testing purposes.
+	if ((!IS_ADMIN()) && ($GLOBALS['cache_mode'] != 'init')) $add = " WHERE `ext_active`='Y'";
 
-	if (GET_EXT_VERSION("sql_patches") >= "0.0.6") {
+	if (GET_EXT_VERSION('sql_patches') >= '0.0.6') {
 		// Query with CSS file from DB
-		$res_ext_crt = SQL_QUERY("SELECT id, ext_name, ext_lang_file, ext_has_css, ext_active, ext_version
-FROM "._MYSQL_PREFIX."_extensions".$ADD."
+		$res_ext_crt = SQL_QUERY("SELECT id AS ext_id, ext_name, ext_has_css AS ext_css, ext_active, ext_version
+FROM `{!_MYSQL_PREFIX!}_extensions`" . $add . "
 ORDER BY ext_name", __FILE__, __LINE__);
 	} else {
-		// Old obsulete query string
-		$res_ext_crt = SQL_QUERY("SELECT id, ext_name, ext_lang_file, ext_name, ext_active, ext_version
-FROM "._MYSQL_PREFIX."_extensions".$ADD."
+		// Old obsolete query string
+		$res_ext_crt = SQL_QUERY("SELECT id AS ext_id, ext_name, ext_name, ext_active, ext_version
+FROM `{!_MYSQL_PREFIX!}_extensions`" . $add . "
 ORDER BY ext_name", __FILE__, __LINE__);
 	}
 }
@@ -159,161 +215,102 @@ ORDER BY ext_name", __FILE__, __LINE__);
 $DEL = array();
 
 // At least one found?
-if ((SQL_NUMROWS($res_ext_crt) > 0) && (($cacheMode == "init") || ($cacheMode == "no")) && ($CSS != "1") && ($CSS != "-1"))
-{
-	// Load theme management
-	require_once(PATH."inc/theme-manager.php");
-
-	// If we need to init the cache init it now
-	if ($cacheMode == "init") $cacheInstance->cache_init("EXTENSIONS");
-
+if ((SQL_NUMROWS($res_ext_crt) > 0) && ((($GLOBALS['cache_mode'] == 'init') && ($GLOBALS['output_mode'] != '1') && ($GLOBALS['output_mode'] != '-1')) || ($GLOBALS['cache_mode'] == 'no'))) {
 	// Extensions are registered so we load them
-	while (list($EXT_ID, $name, $lang, $css, $active, $version) = SQL_FETCHROW($res_ext_crt))
-	{
+	while ($content = SQL_FETCHARRAY($res_ext_crt)) {
 		// Get menu entry
-		$result_menu = SQL_QUERY_ESC("SELECT has_menu FROM "._MYSQL_PREFIX."_mod_reg WHERE module='%s' LIMIT 1",
-		 array($name), __FILE__, __LINE__);
-		list($menu) = SQL_FETCHROW($result_menu);
-		//* DEBUG: */ echo "*".$name."/".$menu."*<br>";
-
-		// An empty menu entry will be interpreted as N (no menu) to avoid problems
-		if (empty($menu)) $menu = "N";
-
-		// Load extensions
-		$file1 = sprintf("%sinc/extensions/ext-%s.php", PATH, $name);
-		$file2 = $file1; $EXT_CSS = "N"; $EXT_ALWAYS_ACTIVE = "N";
+		$content['ext_menu'] = 'N';
+		if (MODULE_HAS_MENU($content['ext_name'], true)) {
+			$content['ext_menu'] = 'Y';
+		} // END - if
 
-		// Special functions file
-		$file3 = sprintf("%sinc/libs/%s_functions.php", PATH, $name);
+		// Generate FQFN for extension
+		$FQFN = sprintf("%sinc/extensions/ext-%s.php", constant('PATH'), $content['ext_name']);
 
 		// Does the extension file exists?
-		if (file_exists($file1) && is_readable($file1))
-		{
-			// If there's no language file specified we don't need to load one... ;-)
-			if (!empty($lang)) {
-				// Create language file
-				$file2 = sprintf("%sinc/language/%s_%s.php", PATH, $lang, GET_LANGUAGE());
-			}
+		if (isFileReadable($FQFN)) {
+			// By default no extension is always active, except sql_patches
+			EXT_SET_ALWAYS_ACTIVE('N');
 
-			if (file_exists($file3) && is_readable($file3))
-			{
-				// Special functions file
-				$funcs = "Y";
-				require_once($file3);
-			}
-			 else
-			{
-				// Don't load functions file
-				$funcs = "N";
+			// Load extension
+			if (($content['ext_name'] != 'sql_patches') && (($content['ext_name'] != 'cache') || (!EXT_IS_ACTIVE('cache')))) {
+				// Load extension
+				LOAD_EXTENSION($content['ext_name']);
+			} else {
+				// Keep sql_patches always active
+				EXT_SET_ALWAYS_ACTIVE('Y');
 			}
 
-			// Do we need a language file?
-			if (($file1 != $file2) && (file_exists($file2)) && (is_readable($file2)))
-			{
-				// Load language file
-				$lang = "Y";
-				include($file2);
-			}
-			 else
-			{
-				// Don't load language file
-				$lang = "N";
-			}
+			// Transfer EXT_ALWAYS_ACTIVE flag
+			$content['ext_keep'] = EXT_GET_ALWAYS_ACTIVE();
 
-			// Load extension
-			if ($name != "sql_patches")
-			{
-				// Load extension's file
-				include_once($file1);
-			}
-			 else
-			{
-				// KEEP sql_patches ALWAYS ACTIVE!
-				$EXT_ALWAYS_ACTIVE = "Y";
-			}
+			// CSS file handling:
+			if ((!isset($content['ext_css'])) || ($content['ext_css'] == 'Y')) {
+				// Create FQFN for the CSS file
+				$FQFN = sprintf("%stheme/%s/css/%s.css", constant('PATH'), getCurrentTheme(), $content['ext_name']);
 
-			if ($css == "Y")
-			{
-				$CSS_FILE = sprintf("%stheme/%s/css/%s.css", PATH, GET_CURR_THEME(), $name);
-				if (file_exists($CSS_FILE))
-				{
+				// Is the file there?
+				if (isFileReadable($FQFN)) {
 					// CSS file for extension was found (use only relative path for now!)
-					$EXT_CSS_FILES[] = $name.".css";
-				}
-				 else
-				{
+					EXT_ADD_CSS_FILE($content['ext_name'] . '.css');
+					$content['ext_css'] = 'Y';
+				} else {
 					// Don't load CSS file
-					$css = "N";
+					$content['ext_css'] = 'N';
 				}
-			}
+			} // END - if
 
-			// Add cache row
-			if ($cacheMode == "init")
-			{
-				$cacheInstance->add_row(array(
-					'ext_id'      => $EXT_ID,
-					'ext_name'    => $name,
-					'ext_lang'    => $lang,
-					'ext_css'     => $css,
-					'ext_menu'    => $menu,
-					'ext_funcs'   => $funcs,
-					'ext_active'  => $active,
-					'ext_version' => $version,
-					'ext_keep'    => $EXT_ALWAYS_ACTIVE,
-				));
-			}
-			 elseif ($cacheMode == "no")
-			{
+			// Shall we cache?
+			if ($GLOBALS['cache_mode'] == 'init') {
+				// Add cache row
+				$GLOBALS['cache_instance']->addRow($content);
+			} elseif ($GLOBALS['cache_mode'] == 'no') {
 				// Remember this value for later usage
-				$cacheArray['active_extensions'][$name] = $EXT_ALWAYS_ACTIVE;
+				$GLOBALS['cache_array']['active_extensions'][$content['ext_name']] = EXT_GET_ALWAYS_ACTIVE();
 			}
-		}
-		 elseif (!file_exists($file1))
-		{
+		} elseif (!isFileReadable($FQFN)) {
 			// Deleted extension file so we mark it for removal from DB
-			$DEL[] = $name;
+			$DEL[] = $content['ext_name'];
 		}
-	}
+	} // END - while
+
+	// Init filter system
+	initFilterSystem();
 
-	if ($cacheMode == "init")
-	{
+	if ($GLOBALS['cache_mode'] == 'init') {
 		// Close cache file
-		$cacheInstance->cache_close();
+		$GLOBALS['cache_instance']->finalize();
 
 		// Load more cache files (like admins)
-		require_once(PATH."inc/load_cache.php");
-	}
+		loadIncludeOnce('inc/load_cache.php');
+	} // END - if
+
+	// Free memory
+	SQL_FREERESULT($res_ext_crt);
+} elseif (!EXT_IS_ACTIVE('cache')) {
+	// Init filter system even when there are no extensions installed. #16
+	initFilterSystem();
 }
 
-// Free memory
-SQL_FREERESULT($res_ext_crt);
-
-// Load include files
-if (!empty($INC_POOL[0]))
-{
-	foreach ($INC_POOL as $inc)
-	{
-		require_once($inc);
-	}
-}
+// Run the filter
+runFilterChain('load_includes');
 
 // Uninstall extensions that are no longer in our system
-if (!empty($DEL[0]))
-{
+if (!empty($DEL[0])) {
 	// Remove extensions from two tables: extension registry and tasks table
-	foreach ($DEL as $name)
-	{
+	foreach ($DEL as $del_ext) {
 		// First remove entry from extensions table
-		$result = SQL_QUERY_ESC("DELETE LOW_PRIORITY FROM "._MYSQL_PREFIX."_extensions WHERE ext_name='%s' LIMIT 1",
-		 array($name), __FILE__, __LINE__);
+		SQL_QUERY_ESC("DELETE LOW_PRIORITY FROM `{!_MYSQL_PREFIX!}_extensions` WHERE `ext_name`='%s' LIMIT 1",
+		array($del_ext), __FILE__, __LINE__);
 
 		// Remove (maybe?) found tasks (main task and possible updates
-		$result = SQL_QUERY_ESC("DELETE LOW_PRIORITY FROM "._MYSQL_PREFIX."_task_system WHERE subject LIKE '[%s:] %' AND (task_type='EXTENSION' OR task_type='EXTENSION_UPDATE')",
-		 array($name), __FILE__, __LINE__);
-	}
+		SQL_QUERY_ESC("DELETE LOW_PRIORITY FROM `{!_MYSQL_PREFIX!}_task_system` WHERE subject='[%s:]' AND (task_type='EXTENSION' OR task_type='EXTENSION_UPDATE')",
+		array($del_ext), __FILE__, __LINE__);
+	} // END - foreach
 
 	// I think it's not neccessary to run the optimization function here
 	// because we didn't delete so much data from database. Can you aggree?
-}
+} // END - if
+
 //
 ?>