* -------------------------------------------------------------------- *
* Kurzbeschreibung : Alle Erweiterungen laden *
* -------------------------------------------------------------------- *
+ * @TODO Rewrite this whole file to load_cache-extensions.php *
+ * -------------------------------------------------------------------- *
* *
* -------------------------------------------------------------------- *
* Copyright (c) 2003 - 2008 by Roland Haeder *
}
// 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;
-
-// 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
-$cacheMode = "no";
+$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
+$INC_POOL = array();
//
// Load extensions
//
if (EXT_IS_ACTIVE("cache")) {
// Load cache extension alone
- include_once(PATH."inc/libs/cache_functions.php");
- include_once(PATH."inc/extensions/ext-cache.php");
+ if (!LOAD_EXTENSION("cache")) {
+ // Extension 'cache' was not loaded
+ trigger_error("Cannot load extension cache.");
+ } // END - if
// Check extension cache
- switch (($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") && ($_CONFIG['cache_exts'] == "Y")) {
+ if (($GLOBALS['cache_mode'] == "init") && (getConfig('cache_exts') == "Y")) {
// Init cache file
- $cacheInstance->init("EXTENSIONS");
- $cacheInstance->storeExtensionVersion("sql_patches");
- } elseif ($_CONFIG['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();
- // Skip any further execution
+ // 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[] = $INC;
- } // END - if
- } // END - if
-
// Load CSS file
- if ($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
$EXT_DUMMY['ext_deprecated'][$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
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
$res_ext_crt = false;
- // Load more cache files (like admins)
- require_once(PATH."inc/load_cache.php");
-
// Load all extension files
- foreach ($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($EXT_POOL);
} else {
// If current user is not admin load only activated extensions. But load
// them all if we are going to init the cache files. The admin shall use
// every available extension for testing purposes.
- if ((!IS_ADMIN()) && ($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
- $res_ext_crt = SQL_QUERY("SELECT id AS ext_id, ext_name, ext_lang_file AS ext_lang, ext_has_css AS ext_css, ext_active, ext_version
-FROM "._MYSQL_PREFIX."_extensions".$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 obsolete query string
- $res_ext_crt = SQL_QUERY("SELECT id AS ext_id, ext_name, ext_lang_file AS ext_lang, ext_name, ext_active, ext_version
-FROM "._MYSQL_PREFIX."_extensions".$ADD."
+ $res_ext_crt = SQL_QUERY("SELECT id AS ext_id, ext_name, ext_name, ext_active, ext_version
+FROM `{!_MYSQL_PREFIX!}_extensions`".$ADD."
ORDER BY ext_name", __FILE__, __LINE__);
}
}
$DEL = array();
// At least one found?
-if ((SQL_NUMROWS($res_ext_crt) > 0) && ((($cacheMode == "init") && ($CSS != "1") && ($CSS != "-1")) || ($cacheMode == "no"))) {
- // Load theme management
- require_once(PATH."inc/theme-manager.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
$content['ext_menu'] = "Y";
} // END - if
- // Load extensions
- $file1 = sprintf("%sinc/extensions/ext-%s.php", PATH, $content['ext_name']);
- $file2 = $file1; $EXT_CSS = "N"; $EXT_ALWAYS_ACTIVE = "N";
-
- // Special functions file
- $file3 = sprintf("%sinc/libs/%s_functions.php", PATH, $content['ext_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($content['ext_lang'])) {
- // Create language file
- $file2 = sprintf("%sinc/language/%s_%s.php", PATH, $content['ext_lang'], GET_LANGUAGE());
- } // END - if
-
- if (FILE_READABLE($file3)) {
- // Special functions file
- $content['ext_funcs'] = "Y";
- require_once($file3);
- } else {
- // Don't load functions file
- $content['ext_funcs'] = "N";
- }
-
- // Do we need a language file?
- if (($file1 != $file2) && (FILE_READABLE($file2))) {
- // Load language file
- $content['ext_lang'] = "Y";
- include($file2);
- } else {
- // Don't load language file
- $content['ext_lang'] = "N";
- }
-
+ if (FILE_READABLE($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") {
- // Load extension's file
- include_once($file1);
+ if (($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_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");
$content['ext_css'] = "Y";
} else {
// Don't load CSS file
} // END - if
// Shall we cache?
- if ($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
-
-// Load include files if found
-if (!empty($INC_POOL[0])) {
- foreach ($INC_POOL as $inc) {
- require_once($inc);
- } // END - foreach
+} elseif (!EXT_IS_ACTIVE("cache")) {
+ // Init filter system even when there are no extensions installed. #16
+ INIT_FILTER_SYSTEM();
+}
- // 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 $del_ext) {
// First remove entry from extensions table
- SQL_QUERY_ESC("DELETE LOW_PRIORITY FROM "._MYSQL_PREFIX."_extensions WHERE ext_name='%s' LIMIT 1",
+ SQL_QUERY_ESC("DELETE LOW_PRIORITY FROM `{!_MYSQL_PREFIX!}_extensions` WHERE ext_name='%s' LIMIT 1",
array($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 LIKE '[%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
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