Fixes #2563 - setup autoload in elgglib.php so exceptions and other classes are available as soon as possible

git-svn-id: http://code.elgg.org/elgg/trunk@7091 36083f99-b078-4883-b0ff-0f9b5a30f544

1 files changed, 53 insertions, 26 deletions

diff --git a/engine/lib/elgglib.php b/engine/lib/elgglib.php
index 675c0143e..8ff0a24a5 100644
--- a/engine/lib/elgglib.php
+++ b/engine/lib/elgglib.php
@@ -8,6 +8,36 @@
  * puposes and subsystems.  Many of them should be moved to more relevant files.
  */
 
+// prep core classes to be autoloadable
+spl_autoload_register('__elgg_autoload');
+elgg_register_classes(dirname(dirname(__FILE__)) . '/classes');
+
+function __elgg_autoload($class) {
+	global $CONFIG;
+
+	if (!include($CONFIG->classes[$class])) {
+		throw new Exception("Failed to autoload $class");
+	}
+}
+
+function elgg_register_classes($dir) {
+	$classes = elgg_get_file_list($dir, array(), array(), array('.php'));
+
+	foreach ($classes as $class) {
+		elgg_register_class(basename($class, '.php'), $class);
+	}
+}
+
+function elgg_register_class($class, $location) {
+	global $CONFIG;
+
+	if (!isset($CONFIG->classes)) {
+		$CONFIG->classes = array();
+	}
+
+	$CONFIG->classes[$class] = $location;
+}
+
 /**
  * Forward to $location.
  *
@@ -584,6 +614,29 @@ function elgg_get_file_list($directory, $exceptions = array(), $list = array(),
 }
 
 /**
+ * Sanitise file paths ensuring that they begin and end with slashes etc.
+ *
+ * @param string $path The path
+ * @return string
+ */
+function sanitise_filepath($path, $append_slash = TRUE) {
+	// Convert to correct UNIX paths
+	$path = str_replace('\\', '/', $path);
+	$path = str_replace('../', '/', $path);
+
+	// Sort trailing slash
+	$path = trim($path);
+	// rtrim defaults plus /
+	$path = rtrim($path, " \n\t\0\x0B/");
+
+	if ($append_slash) {
+		$path = $path . '/';
+	}
+
+	return $path;
+}
+
+/**
  * Adds an entry in $CONFIG[$register_name][$subregister_name].
  *
  * This is only used for the site-wide menu.  See {@link add_menu()}.
@@ -2200,32 +2253,6 @@ function js_page_handler($page) {
 	}
 }
 
-function __elgg_autoload($class) {
-	global $CONFIG;
-
-	if (!include($CONFIG->classes[$class])) {
-		throw new Exception("Failed to autoload $class");
-	}	
-}
-
-function elgg_register_classes($dir) {
-	$classes = elgg_get_file_list($dir, array(), array(), array('.php'));
-	
-	foreach ($classes as $class) {
-		elgg_register_class(basename($class, '.php'), $class);
-	}
-}
-
-function elgg_register_class($class, $location) {
-	global $CONFIG;
-
-	if (!isset($CONFIG->classes)) {
-		$CONFIG->classes = array();
-	}
-	
-	$CONFIG->classes[$class] = $location;
-}
-
 /**
  * Emits a shutdown:system event upon PHP shutdown, but before database connections are dropped.
  *