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-rw-r--r--engine/lib/views.php148
1 files changed, 63 insertions, 85 deletions
diff --git a/engine/lib/views.php b/engine/lib/views.php
index b92d9c57a..e24ccb942 100644
--- a/engine/lib/views.php
+++ b/engine/lib/views.php
@@ -101,15 +101,15 @@ function elgg_get_viewtype() {
return $CURRENT_SYSTEM_VIEWTYPE;
}
- $viewtype = get_input('view', NULL);
- if ($viewtype) {
+ $viewtype = get_input('view', '', false);
+ if (is_string($viewtype) && $viewtype !== '') {
// only word characters allowed.
- if (!preg_match('[\W]', $viewtype)) {
+ if (!preg_match('/\W/', $viewtype)) {
return $viewtype;
}
}
- if (isset($CONFIG->view) && !empty($CONFIG->view)) {
+ if (!empty($CONFIG->view)) {
return $CONFIG->view;
}
@@ -258,8 +258,6 @@ function elgg_get_view_location($view, $viewtype = '') {
} else {
return $CONFIG->views->locations[$viewtype][$view];
}
-
- return false;
}
/**
@@ -329,7 +327,7 @@ function elgg_view_exists($view, $viewtype = '', $recurse = true) {
$location = $CONFIG->views->locations[$viewtype][$view];
}
- if (file_exists($location . "{$viewtype}/{$view}.php")) {
+ if (file_exists("{$location}{$viewtype}/{$view}.php")) {
return true;
}
@@ -378,7 +376,7 @@ function elgg_view_exists($view, $viewtype = '', $recurse = true) {
* @param boolean $bypass If set to true, elgg_view will bypass any specified
* alternative template handler; by default, it will
* hand off to this if requested (see set_template_handler)
- * @param boolean $debug If set to true, the viewer will complain if it can't find a view
+ * @param boolean $ignored This argument is ignored and will be removed eventually
* @param string $viewtype If set, forces the viewtype for the elgg_view call to be
* this value (default: standard detection)
*
@@ -386,18 +384,30 @@ function elgg_view_exists($view, $viewtype = '', $recurse = true) {
* @see set_template_handler()
* @example views/elgg_view.php
* @link http://docs.elgg.org/View
- * @todo $debug isn't used.
- * @todo $usercache is redundant.
*/
-function elgg_view($view, $vars = array(), $bypass = false, $debug = false, $viewtype = '') {
+function elgg_view($view, $vars = array(), $bypass = false, $ignored = false, $viewtype = '') {
global $CONFIG;
- static $usercache;
-
- $view = (string)$view;
+ if (!is_string($view) || !is_string($viewtype)) {
+ elgg_log("View and Viewtype in views must be a strings: $view", 'NOTICE');
+ return '';
+ }
// basic checking for bad paths
if (strpos($view, '..') !== false) {
- return false;
+ return '';
+ }
+
+ if (!is_array($vars)) {
+ elgg_log("Vars in views must be an array: $view", 'ERROR');
+ $vars = array();
+ }
+
+ // Get the current viewtype
+ if ($viewtype === '') {
+ $viewtype = elgg_get_viewtype();
+ } elseif (preg_match('/\W/', $viewtype)) {
+ // Viewtypes can only be alphanumeric
+ return '';
}
$view_orig = $view;
@@ -408,19 +418,6 @@ function elgg_view($view, $vars = array(), $bypass = false, $debug = false, $vie
elgg_trigger_event('pagesetup', 'system');
}
- if (!is_array($usercache)) {
- $usercache = array();
- }
-
- if (!is_array($vars)) {
- elgg_log("Vars in views must be an array: $view", 'ERROR');
- $vars = array();
- }
-
- if (empty($vars)) {
- $vars = array();
- }
-
// @warning - plugin authors: do not expect user, config, and url to be
// set by elgg_view() in the future. Instead, use elgg_get_logged_in_user_entity(),
// elgg_get_config(), and elgg_get_site_url() in your views.
@@ -475,16 +472,6 @@ function elgg_view($view, $vars = array(), $bypass = false, $debug = false, $vie
}
}
- // Get the current viewtype
- if (empty($viewtype)) {
- $viewtype = elgg_get_viewtype();
- }
-
- // Viewtypes can only be alphanumeric
- if (preg_match('[\W]', $viewtype)) {
- return '';
- }
-
// Set up any extensions to the requested view
if (isset($CONFIG->views->extensions[$view])) {
$viewlist = $CONFIG->views->extensions[$view];
@@ -496,19 +483,21 @@ function elgg_view($view, $vars = array(), $bypass = false, $debug = false, $vie
ob_start();
foreach ($viewlist as $priority => $view) {
+
$view_location = elgg_get_view_location($view, $viewtype);
$view_file = "$view_location$viewtype/$view.php";
- $default_location = elgg_get_view_location($view, 'default');
- $default_view_file = "{$default_location}default/$view.php";
-
// try to include view
if (!file_exists($view_file) || !include($view_file)) {
// requested view does not exist
$error = "$viewtype/$view view does not exist.";
// attempt to load default view
- if ($viewtype != 'default' && elgg_does_viewtype_fallback($viewtype)) {
+ if ($viewtype !== 'default' && elgg_does_viewtype_fallback($viewtype)) {
+
+ $default_location = elgg_get_view_location($view, 'default');
+ $default_view_file = "{$default_location}default/$view.php";
+
if (file_exists($default_view_file) && include($default_view_file)) {
// default view found
$error .= " Using default/$view instead.";
@@ -533,7 +522,7 @@ function elgg_view($view, $vars = array(), $bypass = false, $debug = false, $vie
// backward compatibility with less granular hook will be gone in 2.0
$content_tmp = elgg_trigger_plugin_hook('display', 'view', $params, $content);
- if ($content_tmp != $content) {
+ if ($content_tmp !== $content) {
$content = $content_tmp;
elgg_deprecated_notice('The display:view plugin hook is deprecated by view:view_name', 1.8);
}
@@ -559,33 +548,32 @@ function elgg_view($view, $vars = array(), $bypass = false, $debug = false, $vie
* @param string $view_extension This view is added to $view
* @param int $priority The priority, from 0 to 1000,
* to add at (lowest numbers displayed first)
- * @param string $viewtype Not used
*
* @return void
* @since 1.7.0
* @link http://docs.elgg.org/Views/Extend
* @example views/extend.php
*/
-function elgg_extend_view($view, $view_extension, $priority = 501, $viewtype = '') {
+function elgg_extend_view($view, $view_extension, $priority = 501) {
global $CONFIG;
if (!isset($CONFIG->views)) {
- $CONFIG->views = new stdClass;
- }
-
- if (!isset($CONFIG->views->extensions)) {
- $CONFIG->views->extensions = array();
- }
-
- if (!isset($CONFIG->views->extensions[$view])) {
- $CONFIG->views->extensions[$view][500] = "{$view}";
+ $CONFIG->views = (object) array(
+ 'extensions' => array(),
+ );
+ $CONFIG->views->extensions[$view][500] = (string)$view;
+ } else {
+ if (!isset($CONFIG->views->extensions[$view])) {
+ $CONFIG->views->extensions[$view][500] = (string)$view;
+ }
}
+ // raise priority until it doesn't match one already registered
while (isset($CONFIG->views->extensions[$view][$priority])) {
$priority++;
}
- $CONFIG->views->extensions[$view][$priority] = "{$view_extension}";
+ $CONFIG->views->extensions[$view][$priority] = (string)$view_extension;
ksort($CONFIG->views->extensions[$view]);
}
@@ -601,14 +589,6 @@ function elgg_extend_view($view, $view_extension, $priority = 501, $viewtype = '
function elgg_unextend_view($view, $view_extension) {
global $CONFIG;
- if (!isset($CONFIG->views)) {
- return FALSE;
- }
-
- if (!isset($CONFIG->views->extensions)) {
- return FALSE;
- }
-
if (!isset($CONFIG->views->extensions[$view])) {
return FALSE;
}
@@ -1105,10 +1085,6 @@ function elgg_view_annotation_list($annotations, array $vars = array()) {
* @todo Change the hook name.
*/
function elgg_view_entity_annotations(ElggEntity $entity, $full_view = true) {
- if (!$entity) {
- return false;
- }
-
if (!($entity instanceof ElggEntity)) {
return false;
}
@@ -1131,7 +1107,7 @@ function elgg_view_entity_annotations(ElggEntity $entity, $full_view = true) {
* This is a shortcut for {@elgg_view page/elements/title}.
*
* @param string $title The page title
- * @param string $vars View variables (was submenu be displayed? (deprecated))
+ * @param array $vars View variables (was submenu be displayed? (deprecated))
*
* @return string The HTML (etc)
*/
@@ -1203,7 +1179,7 @@ function elgg_view_comments($entity, $add_comment = true, array $vars = array())
*
* @param string $image The icon and other information
* @param string $body Description content
- * @param string $vars Additional parameters for the view
+ * @param array $vars Additional parameters for the view
*
* @return string
* @since 1.8.0
@@ -1230,7 +1206,6 @@ function elgg_view_image_block($image, $body, $vars = array()) {
* @since 1.8.0
*/
function elgg_view_module($type, $title, $body, array $vars = array()) {
-
$vars['class'] = elgg_extract('class', $vars, '') . " elgg-module-$type";
$vars['title'] = $title;
$vars['body'] = $body;
@@ -1243,11 +1218,15 @@ function elgg_view_module($type, $title, $body, array $vars = array()) {
* @param ElggRiverItem $item A river item object
* @param array $vars An array of variables for the view
*
- * @return string|false Depending on success
+ * @return string returns empty string if could not be rendered
*/
function elgg_view_river_item($item, array $vars = array()) {
+ if (!($item instanceof ElggRiverItem)) {
+ return '';
+ }
// checking default viewtype since some viewtypes do not have unique views per item (rss)
- if (!$item || !$item->getView() || !elgg_view_exists($item->getView(), 'default')) {
+ $view = $item->getView();
+ if (!$view || !elgg_view_exists($view, 'default')) {
return '';
}
@@ -1339,7 +1318,7 @@ function elgg_view_list_item($item, array $vars = array()) {
return elgg_view_river_item($item, $vars);
}
- return false;
+ return '';
}
/**
@@ -1354,7 +1333,7 @@ function elgg_view_list_item($item, array $vars = array()) {
*/
function elgg_view_icon($name, $class = '') {
// @todo deprecate boolean in Elgg 1.9
- if (is_bool($class) && $class === true) {
+ if ($class === true) {
$class = 'float';
}
return "<span class=\"elgg-icon elgg-icon-$name $class\"></span>";
@@ -1403,7 +1382,8 @@ function elgg_view_access_collections($owner_guid) {
*/
function set_template_handler($function_name) {
global $CONFIG;
- if (!empty($function_name) && is_callable($function_name)) {
+
+ if (is_callable($function_name)) {
$CONFIG->template_handler = $function_name;
return true;
}
@@ -1516,17 +1496,13 @@ function elgg_view_tree($view_root, $viewtype = "") {
* @param string $base_location_path The base views directory to use with elgg_set_view_location()
* @param string $viewtype The type of view we're looking at (default, rss, etc)
*
- * @return void
+ * @return bool returns false if folder can't be read
* @since 1.7.0
* @see elgg_set_view_location()
* @todo This seems overly complicated.
* @access private
*/
function autoregister_views($view_base, $folder, $base_location_path, $viewtype) {
- if (!isset($i)) {
- $i = 0;
- }
-
if ($handle = opendir($folder)) {
while ($view = readdir($handle)) {
if (!in_array($view, array('.', '..', '.svn', 'CVS')) && !is_dir($folder . "/" . $view)) {
@@ -1608,16 +1584,15 @@ function elgg_views_handle_deprecated_views() {
function elgg_views_boot() {
global $CONFIG;
- elgg_register_simplecache_view('css/elgg');
elgg_register_simplecache_view('css/ie');
elgg_register_simplecache_view('css/ie6');
elgg_register_simplecache_view('css/ie7');
- elgg_register_simplecache_view('js/elgg');
elgg_register_js('jquery', '/vendors/jquery/jquery-1.6.4.min.js', 'head');
elgg_register_js('jquery-ui', '/vendors/jquery/jquery-ui-1.8.16.min.js', 'head');
elgg_register_js('jquery.form', '/vendors/jquery/jquery.form.js');
-
+
+ elgg_register_simplecache_view('js/elgg');
$elgg_js_url = elgg_get_simplecache_url('js', 'elgg');
elgg_register_js('elgg', $elgg_js_url, 'head');
@@ -1626,14 +1601,17 @@ function elgg_views_boot() {
elgg_load_js('elgg');
elgg_register_simplecache_view('js/lightbox');
- elgg_register_simplecache_view('css/lightbox');
$lightbox_js_url = elgg_get_simplecache_url('js', 'lightbox');
elgg_register_js('lightbox', $lightbox_js_url);
+
+ elgg_register_simplecache_view('css/lightbox');
$lightbox_css_url = elgg_get_simplecache_url('css', 'lightbox');
elgg_register_css('lightbox', $lightbox_css_url);
+ elgg_register_simplecache_view('css/elgg');
$elgg_css_url = elgg_get_simplecache_url('css', 'elgg');
elgg_register_css('elgg', $elgg_css_url);
+
elgg_load_css('elgg');
elgg_register_ajax_view('js/languages');
@@ -1647,7 +1625,7 @@ function elgg_views_boot() {
$views = scandir($view_path);
foreach ($views as $view) {
- if ('.' !== substr($view, 0, 1) && is_dir($view_path . $view)) {
+ if ($view[0] !== '.' && is_dir($view_path . $view)) {
elgg_register_viewtype($view);
}
}