From fcf9dcf201ed1088b84c38236d43d5d4f1c2e2e3 Mon Sep 17 00:00:00 2001
From: brettp <brettp@36083f99-b078-4883-b0ff-0f9b5a30f544>
Date: Fri, 28 May 2010 23:14:07 +0000
Subject: Refs #2115: Added elgg_is_valid_view_type(). Currently calculated at
 each load but will want to cache like view paths. Cleaned up
 autoregister_views() and load_plugins() code. Added spaces between function
 params in numerous places.  C'mon guys...spaces are free.

git-svn-id: http://code.elgg.org/elgg/trunk@6274 36083f99-b078-4883-b0ff-0f9b5a30f544
---
 engine/lib/elgglib.php | 41 +++++++++++++++++++++++++++++++++++++++--
 1 file changed, 39 insertions(+), 2 deletions(-)

(limited to 'engine/lib/elgglib.php')

diff --git a/engine/lib/elgglib.php b/engine/lib/elgglib.php
index 110cafcab..9d0bae0b6 100644
--- a/engine/lib/elgglib.php
+++ b/engine/lib/elgglib.php
@@ -1473,6 +1473,8 @@ function autoregister_views($view_base, $folder, $base_location_path, $viewtype)
 	if ($handle = opendir($folder)) {
 		while ($view = readdir($handle)) {
 			if (!in_array($view,array('.','..','.svn','CVS')) && !is_dir($folder . "/" . $view)) {
+				// this includes png files because some icons are stored within view directories.
+				// See commit [1705]
 				if ((substr_count($view,".php") > 0) || (substr_count($view,".png") > 0)) {
 					if (!empty($view_base)) {
 						$view_base_new = $view_base . "/";
@@ -1480,9 +1482,9 @@ function autoregister_views($view_base, $folder, $base_location_path, $viewtype)
 						$view_base_new = "";
 					}
 
-					set_view_location($view_base_new . str_replace(".php","",$view), $base_location_path, $viewtype);
+					set_view_location($view_base_new . str_replace('.php', '', $view), $base_location_path, $viewtype);
 				}
-			} else if (!in_array($view,array('.','..','.svn','CVS')) && is_dir($folder . "/" . $view)) {
+			} else if (!in_array($view, array('.', '..', '.svn', 'CVS')) && is_dir($folder . "/" . $view)) {
 				if (!empty($view_base)) {
 					$view_base_new = $view_base . "/";
 				} else {
@@ -1491,7 +1493,10 @@ function autoregister_views($view_base, $folder, $base_location_path, $viewtype)
 				autoregister_views($view_base_new . $view, $folder . "/" . $view, $base_location_path, $viewtype);
 			}
 		}
+		return TRUE;
 	}
+
+	return FALSE;
 }
 
 /**
@@ -3151,11 +3156,26 @@ function __elgg_shutdown_hook() {
  * @return unknown_type
  */
 function elgg_init() {
+	global $CONFIG;
+
 	// Page handler for JS
 	register_page_handler('js','js_page_handler');
 
 	// Register an event triggered at system shutdown
 	register_shutdown_function('__elgg_shutdown_hook');
+
+	// discover the built-in view types
+	// @todo cache this
+	$view_path = $CONFIG->viewpath;
+	$CONFIG->view_types = array();
+
+	$views = scandir($view_path);
+
+	foreach ($views as $view) {
+		if ('.' !== substr($view, 0, 1) && is_dir($view_path . $view)) {
+			$CONFIG->view_types[] = $view;
+		}
+	}
 }
 
 function elgg_walled_garden_index() {
@@ -3342,6 +3362,11 @@ function elgg_http_url_is_identical($url1, $url2, $ignore_params = array('offset
 	return TRUE;
 }
 
+/**
+ * Checks walled garden status upon Elgg init.
+ *
+ * @since 1.8
+ */
 function elgg_walled_garden() {
 	global $CONFIG;
 
@@ -3351,6 +3376,18 @@ function elgg_walled_garden() {
 	}
 }
 
+/**
+ * Checks if $view_type is valid on this installation.
+ *
+ * @param string $view_type
+ * @return bool
+ */
+function elgg_is_valid_view_type($view_type) {
+	global $CONFIG;
+
+	return in_array($view_type, $CONFIG->view_types);
+}
+
 /**
  * Some useful constant definitions
  */
-- 
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