X-Git-Url: https://git.mxchange.org/?p=mailer.git;a=blobdiff_plain;f=inc%2Fload_extensions.php;h=f056fafa59eac5213661710e91e0698080059ce2;hp=7ec8ecc44f4a81046218db101cfbb23b069a4e75;hb=4001187f22197f55e5a1f211fc8defcc180f7c32;hpb=39172de4ecec2f6ddc597a5ae439e7aef79c75ed

diff --git a/inc/load_extensions.php b/inc/load_extensions.php
index 7ec8ecc44f..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                           *
@@ -38,61 +40,79 @@ if (!defined('__SECURITY')) {
 }
 
 // Init variables
-global $EXT_CSS_FILES;
-$EXT_CSS_FILES = array();
+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;
+if ((!isInstalled()) || (isInstalling())) {
+	// Init filter system here
+	INIT_FILTER_SYSTEM();
+
+	// Skip loading
+	return;
+} // END - if
 
 // Initialize array for "always keep active extensions"
-$cacheArray['active_extensions'] = array();
+$GLOBALS['cache_array']['active_extensions'] = array();
 
 // By default no cache is set
-$cacheMode = "no";
+$GLOBALS['cache_mode'] = "no";
 
 // Load sql_patchrs extension alone
-LOAD_EXTENSION("sql_patches");
+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
-	LOAD_EXTENSION("cache");
+	if (!LOAD_EXTENSION("cache")) {
+		// Extension 'cache' was not loaded
+		trigger_error("Cannot load extension cache.");
+	} // END - if
 
 	// Check extension cache
-	switch (($cacheInstance->loadCacheFile("extensions", true)) && ($cacheInstance->extensionVersionMatches("sql_patches"))) {
-		case true : $cacheMode = "load"; break;
-		case false: $cacheMode = "init"; break;
+	switch (($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 we need to init the cache?
-	if (($cacheMode == "init") && (getConfig('cache_exts') == "Y")) {
+	if (($GLOBALS['cache_mode'] == "init") && (getConfig('cache_exts') == "Y")) {
 		// Init cache file
-		$cacheInstance->init("EXTENSIONS");
-		$cacheInstance->storeExtensionVersion("sql_patches");
-	} elseif (getConfig('cache_exts') == "N") {
+		$GLOBALS['cache_instance']->init("EXTENSIONS");
+		$GLOBALS['cache_instance']->storeExtensionVersion("sql_patches");
+	} elseif (getConfig('cache_exts') != "Y") {
 		// Cache will not be created for extensions
-		$cacheMode = "skip";
+		$GLOBALS['cache_mode'] = "skip";
 	}
 } // END - if
 
 // Load cache?
-if ($cacheMode == "load") {
+if ($GLOBALS['cache_mode'] == "load") {
 	// Init include array
 	$EXT_POOL = array();
 
 	// Re-initialize handler
-	$cacheInstance->loadCacheFile("extensions", true);
+	$GLOBALS['cache_instance']->loadCacheFile("extensions", true);
 
 	// Load extension data from cache file
-	$EXT_DUMMY = $cacheInstance->getArrayFromCache();
+	$EXT_DUMMY = $GLOBALS['cache_instance']->getArrayFromCache();
 
 	// Is the cache file fine?
 	if (!isset($EXT_DUMMY['ext_name'])) {
 		// Cache file is damaged so kill it
-		$cacheInstance->destroyCacheFile();
+		$GLOBALS['cache_instance']->destroyCacheFile();
 
 		// Retry it
 		require(__FILE__);
@@ -103,7 +123,7 @@ if ($cacheMode == "load") {
 	$EXT_NAMES = array();
 	foreach ($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())) && (!in_array($name, array("sql_patches", "cache")))) {
@@ -134,7 +154,7 @@ if ($cacheMode == "load") {
 		$EXT_DUMMY['ext_deprecated'][$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
@@ -148,37 +168,40 @@ if ($cacheMode == "load") {
 	// Loading cache is done so let's free some memory!
 	unset($EXT_DUMMY['ext_keep']);
 	unset($EXT_DUMMY['ext_css']);
-	$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 $ext) {
 		LOAD_EXTENSION($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($EXT_POOL);
 } else {
 	// If current user is not admin load only activated extensions. But load
 	// them all if we are going to init the cache files. The admin shall use
 	// every available extension for testing purposes.
-	if ((!IS_ADMIN()) && ($cacheMode != "init")) $ADD = " WHERE ext_active='Y'";
+	if ((!IS_ADMIN()) && ($GLOBALS['cache_mode'] != "init")) $ADD = " WHERE ext_active='Y'";
 
 	if (GET_EXT_VERSION("sql_patches") >= "0.0.6") {
 		// Query with CSS file from DB
 		$res_ext_crt = SQL_QUERY("SELECT id AS ext_id, ext_name, ext_has_css AS ext_css, ext_active, ext_version
-FROM "._MYSQL_PREFIX."_extensions".$ADD."
+FROM `{!_MYSQL_PREFIX!}_extensions`".$ADD."
 ORDER BY ext_name", __FILE__, __LINE__);
 	} else {
 		// 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."
+FROM `{!_MYSQL_PREFIX!}_extensions`".$ADD."
 ORDER BY ext_name", __FILE__, __LINE__);
 	}
 }
@@ -187,10 +210,7 @@ ORDER BY ext_name", __FILE__, __LINE__);
 $DEL = array();
 
 // At least one found?
-if ((SQL_NUMROWS($res_ext_crt) > 0) && ((($cacheMode == "init") && ($CSS != "1") && ($CSS != "-1")) || ($cacheMode == "no"))) {
-	// Load session management
-	require_once(PATH."inc/session.php");
-
+if ((SQL_NUMROWS($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 ($content = SQL_FETCHARRAY($res_ext_crt)) {
 		// Get menu entry
@@ -199,14 +219,13 @@ if ((SQL_NUMROWS($res_ext_crt) > 0) && ((($cacheMode == "init") && ($CSS != "1")
 			$content['ext_menu'] = "Y";
 		} // END - if
 
-		// Load extensions
-		$file1 = sprintf("%sinc/extensions/ext-%s.php", PATH, $content['ext_name']);
-		$EXT_CSS = "N"; $EXT_ALWAYS_ACTIVE = "N";
+		// Generate FQFN for extension
+		$FQFN = sprintf("%sinc/extensions/ext-%s.php", constant('PATH'), $content['ext_name']);
 
 		// Does the extension file exists?
-		if (FILE_READABLE($file1)) {
+		if (FILE_READABLE($FQFN)) {
 			// By default no extension is always active, except sql_patches
-			$EXT_ALWAYS_ACTIVE = "N";
+			EXT_SET_ALWAYS_ACTIVE("N");
 
 			// Load extension
 			if (($content['ext_name'] != "sql_patches") && (($content['ext_name'] != "cache") || (!EXT_IS_ACTIVE("cache")))) {
@@ -214,21 +233,21 @@ if ((SQL_NUMROWS($res_ext_crt) > 0) && ((($cacheMode == "init") && ($CSS != "1")
 				LOAD_EXTENSION($content['ext_name']);
 			} else {
 				// Keep sql_patches always active
-				$EXT_ALWAYS_ACTIVE = "Y";
+				EXT_SET_ALWAYS_ACTIVE("Y");
 			}
 
 			// Transfer EXT_ALWAYS_ACTIVE flag
-			$content['ext_keep'] = $EXT_ALWAYS_ACTIVE;
+			$content['ext_keep'] = EXT_GET_ALWAYS_ACTIVE();
 
 			// CSS file handling:
 			if ((!isset($content['ext_css'])) || ($content['ext_css'] == "Y")) {
 				// Create FQFN for the CSS file
-				$CSS_FILE = sprintf("%stheme/%s/css/%s.css", PATH, GET_CURR_THEME(), $content['ext_name']);
+				$FQFN = sprintf("%stheme/%s/css/%s.css", constant('PATH'), GET_CURR_THEME(), $content['ext_name']);
 
 				// Is the file there?
-				if (FILE_READABLE($CSS_FILE)) {
+				if (FILE_READABLE($FQFN)) {
 					// CSS file for extension was found (use only relative path for now!)
-					$EXT_CSS_FILES[] = $content['ext_name'].".css";
+					EXT_ADD_CSS_FILE($content['ext_name'].".css");
 					$content['ext_css'] = "Y";
 				} else {
 					// Don't load CSS file
@@ -237,44 +256,50 @@ if ((SQL_NUMROWS($res_ext_crt) > 0) && ((($cacheMode == "init") && ($CSS != "1")
 			} // END - if
 
 			// Shall we cache?
-			if ($cacheMode == "init") {
+			if ($GLOBALS['cache_mode'] == "init") {
 				// Add cache row
-				$cacheInstance->addRow($content);
-			} elseif ($cacheMode == "no") {
+				$GLOBALS['cache_instance']->addRow($content);
+			} elseif ($GLOBALS['cache_mode'] == "no") {
 				// Remember this value for later usage
-				$cacheArray['active_extensions'][$content['ext_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[] = $content['ext_name'];
 		}
 	} // END - while
 
-	if ($cacheMode == "init") {
+	// Init filter system
+	INIT_FILTER_SYSTEM();
+
+	if ($GLOBALS['cache_mode'] == "init") {
 		// Close cache file
-		$cacheInstance->finalize();
+		$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);
-} // END - if
+} elseif (!EXT_IS_ACTIVE("cache")) {
+	// Init filter system even when there are no extensions installed. #16
+	INIT_FILTER_SYSTEM();
+}
 
 // Run the filter
-RUN_FILTER('load_includes');
+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 $del_ext) {
 		// First remove entry from extensions table
-		SQL_QUERY_ESC("DELETE LOW_PRIORITY FROM "._MYSQL_PREFIX."_extensions WHERE ext_name='%s' LIMIT 1",
+		SQL_QUERY_ESC("DELETE LOW_PRIORITY FROM `{!_MYSQL_PREFIX!}_extensions` WHERE ext_name='%s' LIMIT 1",
 			array($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='[%s:]' AND (task_type='EXTENSION' OR task_type='EXTENSION_UPDATE')",
+		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