X-Git-Url: https://git.mxchange.org/?p=mailer.git;a=blobdiff_plain;f=inc%2Fload_extensions.php;h=f056fafa59eac5213661710e91e0698080059ce2;hp=8d69d37d79da508a1975e1a91517c32bedacd45d;hb=4001187f22197f55e5a1f211fc8defcc180f7c32;hpb=7f104f6fe558bb56b4205241435a2357c2feece1

diff --git a/inc/load_extensions.php b/inc/load_extensions.php
index 8d69d37d79..f056fafa59 100644
--- a/inc/load_extensions.php
+++ b/inc/load_extensions.php
@@ -10,6 +10,8 @@
  * -------------------------------------------------------------------- *
  * Kurzbeschreibung  : Alle Erweiterungen laden                         *
  * -------------------------------------------------------------------- *
+ * @TODO Rewrite this whole file to load_cache-extensions.php           *
+ * -------------------------------------------------------------------- *
  *                                                                      *
  * -------------------------------------------------------------------- *
  * Copyright (c) 2003 - 2008 by Roland Haeder                           *
@@ -36,89 +38,110 @@ 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();
+
+// 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_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"
-	$cacheArray['active_extensions'] = array();
-}
+if ((!isInstalled()) || (isInstalling())) {
+	// Init filter system here
+	INIT_FILTER_SYSTEM();
+
+	// Skip loading
+	return;
+} // END - if
+
+// Initialize array for "always keep active extensions"
+$GLOBALS['cache_array']['active_extensions'] = array();
+
+// By default no cache is set
+$GLOBALS['cache_mode'] = "no";
+
+// Load sql_patchrs extension alone
+if (!LOAD_EXTENSION("sql_patches")) {
+	// Could not load sql_patches! ARGH!!!
+	trigger_error("Cannot load extension sql_patches.");
+} // END - if
+
+// Init inc pool array
+$INC_POOL = array();
 
 //
 // Load extensions
 //
 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";
-} else {
-	// Cache extension not active
-	$cacheMode = "no";
-}
+	// Do we need to init the cache?
+	if (($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 ($cacheMode == "load") {
+// Load cache?
+if ($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();
+	$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 => $name) {
-		// Load functions file
-		if ($EXT_DUMMY['ext_funcs'][$k] == "Y") {
-			require_once(PATH."inc/libs/".$name."_functions.php");
-		} // END - if
-
-		// Load Language file
-		if ($EXT_DUMMY['ext_lang'][$k] == "Y") {
-			$INC = sprintf("%sinc/language/%s_%s.php", PATH, $name, GET_LANGUAGE());
-			if (FILE_READABLE($INC)) {
-				// Add it
-				$EXT_POOL[] = $INC;
-			}
-		} // END - if
-
 		// Load CSS file
-		if ($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())) {
-			$EXT_POOL[] = sprintf("%sinc/extensions/ext-%s.php", PATH, $name);
+		if ((($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
 
 		// 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]);
+
 		// Extension id
 		$EXT_DUMMY['ext_id'][$name] = $EXT_DUMMY['ext_id'][$k];
 		$id = $EXT_DUMMY['ext_id'][$name];
@@ -127,58 +150,58 @@ if ($cacheMode == "load") {
 		// 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
-		$cacheArray['active_extensions']['$name'] = $EXT_DUMMY['ext_keep'][$k];
+		$GLOBALS['cache_array']['active_extensions']['$name'] = $EXT_DUMMY['ext_keep'][$k];
 		unset($EXT_DUMMY['ext_keep'][$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
 
 	// Write dummy array back
 	$EXT_DUMMY['ext_name'] = $EXT_NAMES;
 	unset($EXT_NAMES);
 
-	// Close cache file
-	$cacheInstance->cache_close();
-
 	// Loading cache is done so let's free some memory!
-	unset($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 more cache files (like admins)
-	require_once(PATH."inc/load_cache.php");
-
 	// Load all extension files
-	foreach ($EXT_POOL as $inc) {
-		require_once($inc);
+	foreach ($EXT_POOL as $ext) {
+		LOAD_EXTENSION($ext);
 	} // END - foreach
 
+	// Init filter system
+	INIT_FILTER_SYSTEM();
+
+	// Load more cache files (like admins)
+	LOAD_INC_ONCE("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") {
 		// 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__);
 	}
 }
@@ -187,131 +210,97 @@ 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
-		$menu = "N";
-		if (MODULE_HAS_MENU($name, true)) {
-			$menu = "Y";
+		$content['ext_menu'] = "N";
+		if (MODULE_HAS_MENU($content['ext_name'], true)) {
+			$content['ext_menu'] = "Y";
 		} // END - if
 
-		// Load extensions
-		$file1 = sprintf("%sinc/extensions/ext-%s.php", PATH, $name);
-		$file2 = $file1; $EXT_CSS = "N"; $EXT_ALWAYS_ACTIVE = "N";
-
-		// 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_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, $lang, GET_LANGUAGE());
-			}
+		if (FILE_READABLE($FQFN)) {
+			// By default no extension is always active, except sql_patches
+			EXT_SET_ALWAYS_ACTIVE("N");
 
-			if (FILE_READABLE($file3)) {
-				// Special functions file
-				$funcs = "Y";
-				require_once($file3);
+			// Load extension
+			if (($content['ext_name'] != "sql_patches") && (($content['ext_name'] != "cache") || (!EXT_IS_ACTIVE("cache")))) {
+				// Load extension
+				LOAD_EXTENSION($content['ext_name']);
 			} else {
-				// Don't load functions file
-				$funcs = "N";
+				// Keep sql_patches always active
+				EXT_SET_ALWAYS_ACTIVE("Y");
 			}
 
-			// Do we need a language file?
-			if (($file1 != $file2) && (FILE_READABLE($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'), GET_CURR_THEME(), $content['ext_name']);
 
-			if ($css == "Y") {
-				$CSS_FILE = sprintf("%stheme/%s/css/%s.css", PATH, GET_CURR_THEME(), $name);
-				if (FILE_READABLE($CSS_FILE)) {
+				// Is the file there?
+				if (FILE_READABLE($FQFN)) {
 					// CSS file for extension was found (use only relative path for now!)
-					$EXT_CSS_FILES[] = $name.".css";
+					EXT_ADD_CSS_FILE($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_READABLE($file1)) {
+		} elseif (!FILE_READABLE($FQFN)) {
 			// Deleted extension file so we mark it for removal from DB
-			$DEL[] = $name;
+			$DEL[] = $content['ext_name'];
 		}
 	} // END - while
 
-	if ($cacheMode == "init") {
+	// Init filter system
+	INIT_FILTER_SYSTEM();
+
+	if ($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");
+		LOAD_INC_ONCE("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
+	INIT_FILTER_SYSTEM();
 }
 
-// Load include files if found
-if (!empty($INC_POOL[0])) {
-	foreach ($INC_POOL as $inc) {
-		require_once($inc);
-	} // END - foreach
-
-	// Remove array
-	unset($INC_POOL);
-} // END - if
+// Run the filter
+runFilterChain('load_includes', $INC_POOL);
 
 // Uninstall extensions that are no longer in our system
 if (!empty($DEL[0])) {
 	// Remove extensions from two tables: extension registry and tasks table
-	foreach ($DEL as $name) {
+	foreach ($DEL as $del_ext) {
 		// First remove entry from extensions table
-		SQL_QUERY_ESC("DELETE LOW_PRIORITY FROM "._MYSQL_PREFIX."_extensions WHERE ext_name='%s' LIMIT 1",
-			array($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
-		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