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-rw-r--r--engine/lib/access.php11
-rw-r--r--engine/lib/admin.php6
-rw-r--r--engine/lib/configuration.php26
-rw-r--r--engine/lib/elgglib.php60
-rw-r--r--engine/lib/entities.php424
-rw-r--r--engine/lib/extender.php9
-rw-r--r--engine/lib/group.php1
-rw-r--r--engine/lib/metadata.php122
-rw-r--r--engine/lib/navigation.php29
-rw-r--r--engine/lib/notification.php7
-rw-r--r--engine/lib/objects.php1
-rw-r--r--engine/lib/output.php134
-rw-r--r--engine/lib/pagehandler.php10
-rw-r--r--engine/lib/pam.php7
-rw-r--r--engine/lib/plugins.php22
-rw-r--r--engine/lib/relationships.php2
-rw-r--r--engine/lib/river.php48
-rw-r--r--engine/lib/sites.php13
-rw-r--r--engine/lib/upgrade.php55
-rw-r--r--engine/lib/upgrades/2010052601.php12
-rw-r--r--engine/lib/upgrades/2010121602.php2
-rw-r--r--engine/lib/users.php1
-rw-r--r--engine/lib/views.php150
-rw-r--r--engine/lib/web_services.php44
-rw-r--r--engine/lib/xml.php38
25 files changed, 835 insertions, 399 deletions
diff --git a/engine/lib/access.php b/engine/lib/access.php
index e8b3b0d52..3b2b7aeaa 100644
--- a/engine/lib/access.php
+++ b/engine/lib/access.php
@@ -88,11 +88,7 @@ function get_access_array($user_id = 0, $site_id = 0, $flush = false) {
// @todo everything from the db is cached.
// this cache might be redundant. But db cache is flushed on every db write.
- static $access_array;
-
- if (!isset($access_array)) {
- $access_array = array();
- }
+ static $access_array = array();
if ($user_id == 0) {
$user_id = elgg_get_logged_in_user_guid();
@@ -476,7 +472,7 @@ function can_edit_access_collection($collection_id, $user_guid = null) {
return false;
}
- $write_access = get_write_access_array($user->getGUID(), null, true);
+ $write_access = get_write_access_array($user->getGUID(), 0, true);
// don't ignore access when checking users.
if ($user_guid) {
@@ -560,8 +556,6 @@ function create_access_collection($name, $owner_guid = 0, $site_guid = 0) {
* @see remove_user_from_access_collection()
*/
function update_access_collection($collection_id, $members) {
- global $CONFIG;
-
$acl = get_access_collection($collection_id);
if (!$acl) {
@@ -1018,6 +1012,7 @@ function elgg_override_permissions($hook, $type, $value, $params) {
*/
function access_test($hook, $type, $value, $params) {
global $CONFIG;
+
$value[] = $CONFIG->path . 'engine/tests/api/access_collections.php';
return $value;
}
diff --git a/engine/lib/admin.php b/engine/lib/admin.php
index b65d98c95..cb9524f11 100644
--- a/engine/lib/admin.php
+++ b/engine/lib/admin.php
@@ -233,6 +233,7 @@ function admin_init() {
elgg_register_action('admin/site/update_basic', '', 'admin');
elgg_register_action('admin/site/update_advanced', '', 'admin');
elgg_register_action('admin/site/flush_cache', '', 'admin');
+ elgg_register_action('admin/site/unlock_upgrade', '', 'admin');
elgg_register_action('admin/menu/save', '', 'admin');
@@ -268,8 +269,9 @@ function admin_init() {
// users
elgg_register_admin_menu_item('administer', 'users', null, 20);
elgg_register_admin_menu_item('administer', 'online', 'users', 10);
- elgg_register_admin_menu_item('administer', 'newest', 'users', 20);
- elgg_register_admin_menu_item('administer', 'add', 'users', 30);
+ elgg_register_admin_menu_item('administer', 'admins', 'users', 20);
+ elgg_register_admin_menu_item('administer', 'newest', 'users', 30);
+ elgg_register_admin_menu_item('administer', 'add', 'users', 40);
// configure
// plugins
diff --git a/engine/lib/configuration.php b/engine/lib/configuration.php
index 305aa00b6..b10e51130 100644
--- a/engine/lib/configuration.php
+++ b/engine/lib/configuration.php
@@ -91,23 +91,29 @@ function elgg_get_config($name, $site_guid = 0) {
return $CONFIG->$name;
}
- if ($site_guid === NULL) {
+ if ($site_guid === null) {
// installation wide setting
$value = datalist_get($name);
} else {
- // site specific setting
- if ($site_guid == 0) {
- $site_guid = (int) $CONFIG->site_id;
+ // hit DB only if we're not sure if value exists or not
+ if (!isset($CONFIG->site_config_loaded)) {
+ // site specific setting
+ if ($site_guid == 0) {
+ $site_guid = (int) $CONFIG->site_id;
+ }
+ $value = get_config($name, $site_guid);
+ } else {
+ $value = null;
}
- $value = get_config($name, $site_guid);
}
- if ($value !== false) {
- $CONFIG->$name = $value;
- return $value;
+ // @todo document why we don't cache false
+ if ($value === false) {
+ return null;
}
- return null;
+ $CONFIG->$name = $value;
+ return $value;
}
/**
@@ -558,6 +564,8 @@ function _elgg_load_site_config() {
$CONFIG->url = $CONFIG->wwwroot;
get_all_config();
+ // gives hint to elgg_get_config function how to approach missing values
+ $CONFIG->site_config_loaded = true;
}
/**
diff --git a/engine/lib/elgglib.php b/engine/lib/elgglib.php
index 3026a78e3..540605876 100644
--- a/engine/lib/elgglib.php
+++ b/engine/lib/elgglib.php
@@ -671,7 +671,7 @@ function elgg_register_event_handler($event, $object_type, $callback, $priority
global $CONFIG;
if (empty($event) || empty($object_type)) {
- return FALSE;
+ return false;
}
if (!isset($CONFIG->events)) {
@@ -684,8 +684,8 @@ function elgg_register_event_handler($event, $object_type, $callback, $priority
$CONFIG->events[$event][$object_type] = array();
}
- if (!is_callable($callback)) {
- return FALSE;
+ if (!is_callable($callback, true)) {
+ return false;
}
$priority = max((int) $priority, 0);
@@ -695,7 +695,7 @@ function elgg_register_event_handler($event, $object_type, $callback, $priority
}
$CONFIG->events[$event][$object_type][$priority] = $callback;
ksort($CONFIG->events[$event][$object_type]);
- return TRUE;
+ return true;
}
/**
@@ -710,9 +710,12 @@ function elgg_register_event_handler($event, $object_type, $callback, $priority
*/
function elgg_unregister_event_handler($event, $object_type, $callback) {
global $CONFIG;
- foreach ($CONFIG->events[$event][$object_type] as $key => $event_callback) {
- if ($event_callback == $callback) {
- unset($CONFIG->events[$event][$object_type][$key]);
+
+ if (isset($CONFIG->events[$event]) && isset($CONFIG->events[$event][$object_type])) {
+ foreach ($CONFIG->events[$event][$object_type] as $key => $event_callback) {
+ if ($event_callback == $callback) {
+ unset($CONFIG->events[$event][$object_type][$key]);
+ }
}
}
}
@@ -770,14 +773,14 @@ function elgg_trigger_event($event, $object_type, $object = null) {
foreach ($events as $callback_list) {
if (is_array($callback_list)) {
foreach ($callback_list as $callback) {
- if (call_user_func_array($callback, $args) === FALSE) {
- return FALSE;
+ if (is_callable($callback) && (call_user_func_array($callback, $args) === false)) {
+ return false;
}
}
}
}
- return TRUE;
+ return true;
}
/**
@@ -850,7 +853,7 @@ function elgg_register_plugin_hook_handler($hook, $type, $callback, $priority =
global $CONFIG;
if (empty($hook) || empty($type)) {
- return FALSE;
+ return false;
}
if (!isset($CONFIG->hooks)) {
@@ -863,8 +866,8 @@ function elgg_register_plugin_hook_handler($hook, $type, $callback, $priority =
$CONFIG->hooks[$hook][$type] = array();
}
- if (!is_callable($callback)) {
- return FALSE;
+ if (!is_callable($callback, true)) {
+ return false;
}
$priority = max((int) $priority, 0);
@@ -874,7 +877,7 @@ function elgg_register_plugin_hook_handler($hook, $type, $callback, $priority =
}
$CONFIG->hooks[$hook][$type][$priority] = $callback;
ksort($CONFIG->hooks[$hook][$type]);
- return TRUE;
+ return true;
}
/**
@@ -889,9 +892,12 @@ function elgg_register_plugin_hook_handler($hook, $type, $callback, $priority =
*/
function elgg_unregister_plugin_hook_handler($hook, $entity_type, $callback) {
global $CONFIG;
- foreach ($CONFIG->hooks[$hook][$entity_type] as $key => $hook_callback) {
- if ($hook_callback == $callback) {
- unset($CONFIG->hooks[$hook][$entity_type][$key]);
+
+ if (isset($CONFIG->hooks[$hook]) && isset($CONFIG->hooks[$hook][$entity_type])) {
+ foreach ($CONFIG->hooks[$hook][$entity_type] as $key => $hook_callback) {
+ if ($hook_callback == $callback) {
+ unset($CONFIG->hooks[$hook][$entity_type][$key]);
+ }
}
}
}
@@ -970,10 +976,12 @@ function elgg_trigger_plugin_hook($hook, $type, $params = null, $returnvalue = n
foreach ($hooks as $callback_list) {
if (is_array($callback_list)) {
foreach ($callback_list as $hookcallback) {
- $args = array($hook, $type, $returnvalue, $params);
- $temp_return_value = call_user_func_array($hookcallback, $args);
- if (!is_null($temp_return_value)) {
- $returnvalue = $temp_return_value;
+ if (is_callable($hookcallback)) {
+ $args = array($hook, $type, $returnvalue, $params);
+ $temp_return_value = call_user_func_array($hookcallback, $args);
+ if (!is_null($temp_return_value)) {
+ $returnvalue = $temp_return_value;
+ }
}
}
}
@@ -1070,7 +1078,11 @@ function _elgg_php_error_handler($errno, $errmsg, $filename, $linenum, $vars) {
case E_WARNING :
case E_USER_WARNING :
case E_RECOVERABLE_ERROR: // (e.g. type hint violation)
- error_log("PHP WARNING: $error");
+
+ // check if the error wasn't suppressed by the error control operator (@)
+ if (error_reporting()) {
+ error_log("PHP WARNING: $error");
+ }
break;
default:
@@ -1575,7 +1587,7 @@ function elgg_http_url_is_identical($url1, $url2, $ignore_params = array('offset
* @param bool $strict Return array key if it's set, even if empty. If false,
* return $default if the array key is unset or empty.
*
- * @return void
+ * @return mixed
* @since 1.8.0
*/
function elgg_extract($key, array $array, $default = null, $strict = true) {
@@ -1879,7 +1891,7 @@ function elgg_cacheable_view_page_handler($page, $type) {
header("Content-type: $content_type");
// @todo should js be cached when simple cache turned off
- //header('Expires: ' . date('r', time() + 864000));
+ //header('Expires: ' . gmdate('D, d M Y H:i:s \G\M\T', strtotime("+10 days")), true);
//header("Pragma: public");
//header("Cache-Control: public");
//header("Content-Length: " . strlen($return));
diff --git a/engine/lib/entities.php b/engine/lib/entities.php
index 66c1475b7..ce736ce05 100644
--- a/engine/lib/entities.php
+++ b/engine/lib/entities.php
@@ -17,20 +17,20 @@ global $ENTITY_CACHE;
$ENTITY_CACHE = array();
/**
- * Cache subtypes and related class names once loaded.
+ * Cache subtypes and related class names.
*
- * @global array $SUBTYPE_CACHE
+ * @global array|null $SUBTYPE_CACHE array once populated from DB, initially null
* @access private
*/
global $SUBTYPE_CACHE;
-$SUBTYPE_CACHE = NULL;
+$SUBTYPE_CACHE = null;
/**
* Invalidate this class's entry in the cache.
*
* @param int $guid The entity guid
*
- * @return void
+ * @return null
* @access private
*/
function invalidate_cache_for_entity($guid) {
@@ -39,6 +39,8 @@ function invalidate_cache_for_entity($guid) {
$guid = (int)$guid;
unset($ENTITY_CACHE[$guid]);
+
+ elgg_get_metadata_cache()->clear($guid);
}
/**
@@ -48,14 +50,35 @@ function invalidate_cache_for_entity($guid) {
*
* @param ElggEntity $entity Entity to cache
*
- * @return void
+ * @return null
* @see retrieve_cached_entity()
* @see invalidate_cache_for_entity()
* @access private
+ * TODO(evan): Use an ElggCache object
*/
function cache_entity(ElggEntity $entity) {
global $ENTITY_CACHE;
+ // Don't cache non-plugin entities while access control is off, otherwise they could be
+ // exposed to users who shouldn't see them when control is re-enabled.
+ if (!($entity instanceof ElggPlugin) && elgg_get_ignore_access()) {
+ return;
+ }
+
+ // Don't store too many or we'll have memory problems
+ // TODO(evan): Pick a less arbitrary limit
+ if (count($ENTITY_CACHE) > 256) {
+ $random_guid = array_rand($ENTITY_CACHE);
+
+ unset($ENTITY_CACHE[$random_guid]);
+
+ // Purge separate metadata cache. Original idea was to do in entity destructor, but that would
+ // have caused a bunch of unnecessary purges at every shutdown. Doing it this way we have no way
+ // to know that the expunged entity will be GCed (might be another reference living), but that's
+ // OK; the metadata will reload if necessary.
+ elgg_get_metadata_cache()->clear($random_guid);
+ }
+
$ENTITY_CACHE[$entity->guid] = $entity;
}
@@ -64,7 +87,7 @@ function cache_entity(ElggEntity $entity) {
*
* @param int $guid The guid
*
- * @return void
+ * @return ElggEntity|bool false if entity not cached, or not fully loaded
* @see cache_entity()
* @see invalidate_cache_for_entity()
* @access private
@@ -72,8 +95,6 @@ function cache_entity(ElggEntity $entity) {
function retrieve_cached_entity($guid) {
global $ENTITY_CACHE;
- $guid = (int)$guid;
-
if (isset($ENTITY_CACHE[$guid])) {
if ($ENTITY_CACHE[$guid]->isFullyLoaded()) {
return $ENTITY_CACHE[$guid];
@@ -133,29 +154,23 @@ function retrieve_cached_entity_row($guid) {
* @access private
*/
function get_subtype_id($type, $subtype) {
- global $CONFIG, $SUBTYPE_CACHE;
+ global $SUBTYPE_CACHE;
- $type = sanitise_string($type);
- $subtype = sanitise_string($subtype);
-
- if ($subtype == "") {
- return FALSE;
+ if (!$subtype) {
+ return false;
}
- // @todo use the cache before hitting database
- $result = get_data_row("SELECT * from {$CONFIG->dbprefix}entity_subtypes
- where type='$type' and subtype='$subtype'");
-
- if ($result) {
- if (!$SUBTYPE_CACHE) {
- $SUBTYPE_CACHE = array();
- }
+ if ($SUBTYPE_CACHE === null) {
+ _elgg_populate_subtype_cache();
+ }
- $SUBTYPE_CACHE[$result->id] = $result;
+ // use the cache before hitting database
+ $result = _elgg_retrieve_cached_subtype($type, $subtype);
+ if ($result !== null) {
return $result->id;
}
- return FALSE;
+ return false;
}
/**
@@ -163,35 +178,67 @@ function get_subtype_id($type, $subtype) {
*
* @param int $subtype_id Subtype ID
*
- * @return string Subtype name
+ * @return string|false Subtype name, false if subtype not found
* @link http://docs.elgg.org/DataModel/Entities/Subtypes
* @see get_subtype_from_id()
* @access private
*/
function get_subtype_from_id($subtype_id) {
- global $CONFIG, $SUBTYPE_CACHE;
-
- $subtype_id = (int)$subtype_id;
+ global $SUBTYPE_CACHE;
if (!$subtype_id) {
return false;
}
+ if ($SUBTYPE_CACHE === null) {
+ _elgg_populate_subtype_cache();
+ }
+
if (isset($SUBTYPE_CACHE[$subtype_id])) {
return $SUBTYPE_CACHE[$subtype_id]->subtype;
}
- $result = get_data_row("SELECT * from {$CONFIG->dbprefix}entity_subtypes where id=$subtype_id");
- if ($result) {
- if (!$SUBTYPE_CACHE) {
- $SUBTYPE_CACHE = array();
- }
+ return false;
+}
- $SUBTYPE_CACHE[$subtype_id] = $result;
- return $result->subtype;
+/**
+ * Retrieve subtype from the cache.
+ *
+ * @param string $type
+ * @param string $subtype
+ * @return stdClass|null
+ *
+ * @access private
+ */
+function _elgg_retrieve_cached_subtype($type, $subtype) {
+ global $SUBTYPE_CACHE;
+
+ if ($SUBTYPE_CACHE === null) {
+ _elgg_populate_subtype_cache();
}
- return false;
+ foreach ($SUBTYPE_CACHE as $obj) {
+ if ($obj->type === $type && $obj->subtype === $subtype) {
+ return $obj;
+ }
+ }
+ return null;
+}
+
+/**
+ * Fetch all suptypes from DB to local cache.
+ *
+ * @access private
+ */
+function _elgg_populate_subtype_cache() {
+ global $CONFIG, $SUBTYPE_CACHE;
+
+ $results = get_data("SELECT * FROM {$CONFIG->dbprefix}entity_subtypes");
+
+ $SUBTYPE_CACHE = array();
+ foreach ($results as $row) {
+ $SUBTYPE_CACHE[$row->id] = $row;
+ }
}
/**
@@ -210,25 +257,19 @@ function get_subtype_from_id($subtype_id) {
* @access private
*/
function get_subtype_class($type, $subtype) {
- global $CONFIG, $SUBTYPE_CACHE;
-
- $type = sanitise_string($type);
- $subtype = sanitise_string($subtype);
-
- // @todo use the cache before going to the database
- $result = get_data_row("SELECT * from {$CONFIG->dbprefix}entity_subtypes
- where type='$type' and subtype='$subtype'");
+ global $SUBTYPE_CACHE;
- if ($result) {
- if (!$SUBTYPE_CACHE) {
- $SUBTYPE_CACHE = array();
- }
-
- $SUBTYPE_CACHE[$result->id] = $result;
- return $result->class;
+ if ($SUBTYPE_CACHE === null) {
+ _elgg_populate_subtype_cache();
+ }
+
+ // use the cache before going to the database
+ $obj = _elgg_retrieve_cached_subtype($type, $subtype);
+ if ($obj) {
+ return $obj->class;
}
- return NULL;
+ return null;
}
/**
@@ -242,29 +283,21 @@ function get_subtype_class($type, $subtype) {
* @access private
*/
function get_subtype_class_from_id($subtype_id) {
- global $CONFIG, $SUBTYPE_CACHE;
-
- $subtype_id = (int)$subtype_id;
+ global $SUBTYPE_CACHE;
if (!$subtype_id) {
- return false;
+ return null;
}
+ if ($SUBTYPE_CACHE === null) {
+ _elgg_populate_subtype_cache();
+ }
+
if (isset($SUBTYPE_CACHE[$subtype_id])) {
return $SUBTYPE_CACHE[$subtype_id]->class;
}
- $result = get_data_row("SELECT * from {$CONFIG->dbprefix}entity_subtypes where id=$subtype_id");
-
- if ($result) {
- if (!$SUBTYPE_CACHE) {
- $SUBTYPE_CACHE = array();
- }
- $SUBTYPE_CACHE[$subtype_id] = $result;
- return $result->class;
- }
-
- return NULL;
+ return null;
}
/**
@@ -290,21 +323,32 @@ function get_subtype_class_from_id($subtype_id) {
* @see get_entity()
*/
function add_subtype($type, $subtype, $class = "") {
- global $CONFIG;
- $type = sanitise_string($type);
- $subtype = sanitise_string($subtype);
- $class = sanitise_string($class);
+ global $CONFIG, $SUBTYPE_CACHE;
- // Short circuit if no subtype is given
- if ($subtype == "") {
+ if (!$subtype) {
return 0;
}
$id = get_subtype_id($type, $subtype);
- if ($id == 0) {
- return insert_data("insert into {$CONFIG->dbprefix}entity_subtypes"
- . " (type, subtype, class) values ('$type','$subtype','$class')");
+ if (!$id) {
+ // In cache we store non-SQL-escaped strings because that's what's returned by query
+ $cache_obj = (object) array(
+ 'type' => $type,
+ 'subtype' => $subtype,
+ 'class' => $class,
+ );
+
+ $type = sanitise_string($type);
+ $subtype = sanitise_string($subtype);
+ $class = sanitise_string($class);
+
+ $id = insert_data("INSERT INTO {$CONFIG->dbprefix}entity_subtypes"
+ . " (type, subtype, class) VALUES ('$type', '$subtype', '$class')");
+
+ // add entry to cache
+ $cache_obj->id = $id;
+ $SUBTYPE_CACHE[$id] = $cache_obj;
}
return $id;
@@ -346,22 +390,31 @@ function remove_subtype($type, $subtype) {
function update_subtype($type, $subtype, $class = '') {
global $CONFIG, $SUBTYPE_CACHE;
- if (!$id = get_subtype_id($type, $subtype)) {
- return FALSE;
+ $id = get_subtype_id($type, $subtype);
+ if (!$id) {
+ return false;
+ }
+
+ if ($SUBTYPE_CACHE === null) {
+ _elgg_populate_subtype_cache();
}
+
+ $unescaped_class = $class;
+
$type = sanitise_string($type);
$subtype = sanitise_string($subtype);
-
- $result = update_data("UPDATE {$CONFIG->dbprefix}entity_subtypes
+ $class = sanitise_string($class);
+
+ $success = update_data("UPDATE {$CONFIG->dbprefix}entity_subtypes
SET type = '$type', subtype = '$subtype', class = '$class'
WHERE id = $id
");
- if ($result && isset($SUBTYPE_CACHE[$id])) {
- $SUBTYPE_CACHE[$id]->class = $class;
+ if ($success && isset($SUBTYPE_CACHE[$id])) {
+ $SUBTYPE_CACHE[$id]->class = $unescaped_class;
}
- return $result;
+ return $success;
}
/**
@@ -593,12 +646,14 @@ function get_entity_as_row($guid) {
*
* @param stdClass $row The row of the entry in the entities table.
*
- * @return object|false
+ * @return ElggEntity|false
* @link http://docs.elgg.org/DataModel/Entities
* @see get_entity_as_row()
* @see add_subtype()
* @see get_entity()
* @access private
+ *
+ * @throws ClassException|InstallationException
*/
function entity_row_to_elggstar($row) {
if (!($row instanceof stdClass)) {
@@ -676,29 +731,59 @@ function entity_row_to_elggstar($row) {
* @link http://docs.elgg.org/DataModel/Entities
*/
function get_entity($guid) {
- static $newentity_cache;
- $new_entity = false;
+ // This should not be a static local var. Notice that cache writing occurs in a completely
+ // different instance outside this function.
+ // @todo We need a single Memcache instance with a shared pool of namespace wrappers. This function would pull an instance from the pool.
+ static $shared_cache;
// We could also use: if (!(int) $guid) { return FALSE },
// but that evaluates to a false positive for $guid = TRUE.
// This is a bit slower, but more thorough.
if (!is_numeric($guid) || $guid === 0 || $guid === '0') {
- return FALSE;
+ return false;
+ }
+
+ // Check local cache first
+ $new_entity = retrieve_cached_entity($guid);
+ if ($new_entity) {
+ return $new_entity;
}
- if ((!$newentity_cache) && (is_memcache_available())) {
- $newentity_cache = new ElggMemcache('new_entity_cache');
+ // Check shared memory cache, if available
+ if (null === $shared_cache) {
+ if (is_memcache_available()) {
+ $shared_cache = new ElggMemcache('new_entity_cache');
+ } else {
+ $shared_cache = false;
+ }
}
- if ($newentity_cache) {
- $new_entity = $newentity_cache->load($guid);
+ // until ACLs in memcache, DB query is required to determine access
+ $entity_row = get_entity_as_row($guid);
+ if (!$entity_row) {
+ return false;
}
- if ($new_entity) {
- return $new_entity;
+ if ($shared_cache) {
+ $cached_entity = $shared_cache->load($guid);
+ // @todo store ACLs in memcache http://trac.elgg.org/ticket/3018#comment:3
+ if ($cached_entity) {
+ // @todo use ACL and cached entity access_id to determine if user can see it
+ return $cached_entity;
+ }
+ }
+
+ // don't let incomplete entities cause fatal exceptions
+ try {
+ $new_entity = entity_row_to_elggstar($entity_row);
+ } catch (IncompleteEntityException $e) {
+ return false;
}
- return entity_row_to_elggstar(get_entity_as_row($guid));
+ if ($new_entity) {
+ cache_entity($new_entity);
+ }
+ return $new_entity;
}
/**
@@ -939,7 +1024,32 @@ function elgg_get_entities(array $options = array()) {
$query .= " LIMIT $offset, $limit";
}
- $dt = get_data($query, $options['callback']);
+ if ($options['callback'] === 'entity_row_to_elggstar') {
+ $dt = _elgg_fetch_entities_from_sql($query);
+ } else {
+ $dt = get_data($query, $options['callback']);
+ }
+
+ if ($dt) {
+ // populate entity and metadata caches
+ $guids = array();
+ foreach ($dt as $item) {
+ // A custom callback could result in items that aren't ElggEntity's, so check for them
+ if ($item instanceof ElggEntity) {
+ cache_entity($item);
+ // plugins usually have only settings
+ if (!$item instanceof ElggPlugin) {
+ $guids[] = $item->guid;
+ }
+ }
+ }
+ // @todo Without this, recursive delete fails. See #4568
+ reset($dt);
+
+ if ($guids) {
+ elgg_get_metadata_cache()->populateFromEntities($guids);
+ }
+ }
return $dt;
} else {
$total = get_data_row($query);
@@ -948,6 +1058,97 @@ function elgg_get_entities(array $options = array()) {
}
/**
+ * Return entities from an SQL query generated by elgg_get_entities.
+ *
+ * @param string $sql
+ * @return ElggEntity[]
+ *
+ * @access private
+ * @throws LogicException
+ */
+function _elgg_fetch_entities_from_sql($sql) {
+ static $plugin_subtype;
+ if (null === $plugin_subtype) {
+ $plugin_subtype = get_subtype_id('object', 'plugin');
+ }
+
+ // Keys are types, values are columns that, if present, suggest that the secondary
+ // table is already JOINed
+ $types_to_optimize = array(
+ 'object' => 'title',
+ 'user' => 'password',
+ 'group' => 'name',
+ );
+
+ $rows = get_data($sql);
+
+ // guids to look up in each type
+ $lookup_types = array();
+ // maps GUIDs to the $rows key
+ $guid_to_key = array();
+
+ if (isset($rows[0]->type, $rows[0]->subtype)
+ && $rows[0]->type === 'object'
+ && $rows[0]->subtype == $plugin_subtype) {
+ // Likely the entire resultset is plugins, which have already been optimized
+ // to JOIN the secondary table. In this case we allow retrieving from cache,
+ // but abandon the extra queries.
+ $types_to_optimize = array();
+ }
+
+ // First pass: use cache where possible, gather GUIDs that we're optimizing
+ foreach ($rows as $i => $row) {
+ if (empty($row->guid) || empty($row->type)) {
+ throw new LogicException('Entity row missing guid or type');
+ }
+ if ($entity = retrieve_cached_entity($row->guid)) {
+ $rows[$i] = $entity;
+ continue;
+ }
+ if (isset($types_to_optimize[$row->type])) {
+ // check if row already looks JOINed.
+ if (isset($row->{$types_to_optimize[$row->type]})) {
+ // Row probably already contains JOINed secondary table. Don't make another query just
+ // to pull data that's already there
+ continue;
+ }
+ $lookup_types[$row->type][] = $row->guid;
+ $guid_to_key[$row->guid] = $i;
+ }
+ }
+ // Do secondary queries and merge rows
+ if ($lookup_types) {
+ $dbprefix = elgg_get_config('dbprefix');
+ }
+ foreach ($lookup_types as $type => $guids) {
+ $set = "(" . implode(',', $guids) . ")";
+ $sql = "SELECT * FROM {$dbprefix}{$type}s_entity WHERE guid IN $set";
+ $secondary_rows = get_data($sql);
+ if ($secondary_rows) {
+ foreach ($secondary_rows as $secondary_row) {
+ $key = $guid_to_key[$secondary_row->guid];
+ // cast to arrays to merge then cast back
+ $rows[$key] = (object)array_merge((array)$rows[$key], (array)$secondary_row);
+ }
+ }
+ }
+ // Second pass to finish conversion
+ foreach ($rows as $i => $row) {
+ if ($row instanceof ElggEntity) {
+ continue;
+ } else {
+ try {
+ $rows[$i] = entity_row_to_elggstar($row);
+ } catch (IncompleteEntityException $e) {
+ // don't let incomplete entities throw fatal errors
+ unset($rows[$i]);
+ }
+ }
+ }
+ return $rows;
+}
+
+/**
* Returns SQL where clause for type and subtype on main entity table
*
* @param string $table Entity table prefix as defined in SELECT...FROM entities $table
@@ -1113,7 +1314,7 @@ function elgg_get_entity_type_subtype_where_sql($table, $types, $subtypes, $pair
* best to provide in table.column format.
* @param NULL|array $guids Array of GUIDs.
*
- * @return false|str
+ * @return false|string
* @since 1.8.0
* @access private
*/
@@ -1162,7 +1363,7 @@ function elgg_get_guid_based_where_sql($column, $guids) {
* @param NULL|int $time_updated_upper Time updated upper limit
* @param NULL|int $time_updated_lower Time updated lower limit
*
- * @return FALSE|str FALSE on fail, string on success.
+ * @return FALSE|string FALSE on fail, string on success.
* @since 1.7.0
* @access private
*/
@@ -1264,7 +1465,7 @@ function elgg_list_entities(array $options = array(), $getter = 'elgg_get_entiti
* @param string $subtype The subtype of entity
* @param int $container_guid The container GUID that the entinties belong to
* @param int $site_guid The site GUID
- * @param str $order_by Order_by SQL order by clause
+ * @param string $order_by Order_by SQL order by clause
*
* @return array|false Either an array months as YYYYMM, or false on failure
*/
@@ -1412,6 +1613,7 @@ function disable_entity($guid, $reason = "", $recursive = true) {
$entity->disableMetadata();
$entity->disableAnnotations();
+ invalidate_cache_for_entity($guid);
$res = update_data("UPDATE {$CONFIG->dbprefix}entities
SET enabled = 'no'
@@ -1608,7 +1810,7 @@ function delete_entity($guid, $recursive = true) {
* @param string $returnvalue Return value from previous hook
* @param array $params The parameters, passed 'guid' and 'varname'
*
- * @return void
+ * @return ElggMetadata|null
* @elgg_plugin_hook_handler volatile metadata
* @todo investigate more.
* @access private
@@ -1653,6 +1855,8 @@ function volatile_data_export_plugin_hook($hook, $entity_type, $returnvalue, $pa
* @elgg_event_handler export all
* @return mixed
* @access private
+ *
+ * @throws InvalidParameterException|InvalidClassException
*/
function export_entity_plugin_hook($hook, $entity_type, $returnvalue, $params) {
// Sanity check values
@@ -1695,6 +1899,8 @@ function export_entity_plugin_hook($hook, $entity_type, $returnvalue, $params) {
* @return ElggEntity the unsaved entity which should be populated by items.
* @todo Remove this.
* @access private
+ *
+ * @throws ClassException|InstallationException|ImportException
*/
function oddentity_to_elggentity(ODDEntity $element) {
$class = $element->getAttribute('class');
@@ -1706,7 +1912,7 @@ function oddentity_to_elggentity(ODDEntity $element) {
if (!$tmp) {
// Construct new class with owner from session
$classname = get_subtype_class($class, $subclass);
- if ($classname != "") {
+ if ($classname) {
if (class_exists($classname)) {
$tmp = new $classname();
@@ -1766,11 +1972,13 @@ function oddentity_to_elggentity(ODDEntity $element) {
* @elgg_plugin_hook_handler import all
* @todo document
* @access private
+ *
+ * @throws ImportException
*/
function import_entity_plugin_hook($hook, $entity_type, $returnvalue, $params) {
$element = $params['element'];
- $tmp = NULL;
+ $tmp = null;
if ($element instanceof ODDEntity) {
$tmp = oddentity_to_elggentity($element);
@@ -1812,8 +2020,6 @@ function import_entity_plugin_hook($hook, $entity_type, $returnvalue, $params) {
* @link http://docs.elgg.org/Entities/AccessControl
*/
function can_edit_entity($entity_guid, $user_guid = 0) {
- global $CONFIG;
-
$user_guid = (int)$user_guid;
$user = get_entity($user_guid);
if (!$user) {
@@ -1937,7 +2143,7 @@ function get_entity_url($entity_guid) {
* @param string $entity_subtype The entity subtype
* @param string $function_name The function to register
*
- * @return true|false Depending on success
+ * @return bool Depending on success
* @see get_entity_url()
* @see ElggEntity::getURL()
* @since 1.8.0
@@ -1945,7 +2151,7 @@ function get_entity_url($entity_guid) {
function elgg_register_entity_url_handler($entity_type, $entity_subtype, $function_name) {
global $CONFIG;
- if (!is_callable($function_name)) {
+ if (!is_callable($function_name, true)) {
return false;
}
@@ -1973,7 +2179,7 @@ function elgg_register_entity_url_handler($entity_type, $entity_subtype, $functi
* @param string $type The type of entity (object, site, user, group)
* @param string $subtype The subtype to register (may be blank)
*
- * @return true|false Depending on success
+ * @return bool Depending on success
* @see get_registered_entity_types()
* @link http://docs.elgg.org/Search
* @link http://docs.elgg.org/Tutorials/Search
@@ -2010,7 +2216,7 @@ function elgg_register_entity_type($type, $subtype = null) {
* @param string $type The type of entity (object, site, user, group)
* @param string $subtype The subtype to register (may be blank)
*
- * @return true|false Depending on success
+ * @return bool Depending on success
* @see elgg_register_entity_type()
*/
function unregister_entity_type($type, $subtype) {
@@ -2077,7 +2283,7 @@ function get_registered_entity_types($type = null) {
* @param string $type The type of entity (object, site, user, group)
* @param string $subtype The subtype (may be blank)
*
- * @return true|false Depending on whether or not the type has been registered
+ * @return bool Depending on whether or not the type has been registered
*/
function is_registered_entity_type($type, $subtype = null) {
global $CONFIG;
@@ -2277,7 +2483,7 @@ function entities_gc() {
/**
* Runs unit tests for the entity objects.
*
- * @param sting $hook unit_test
+ * @param string $hook unit_test
* @param string $type system
* @param mixed $value Array of tests
* @param mixed $params Params
diff --git a/engine/lib/extender.php b/engine/lib/extender.php
index 43421342c..538f601e1 100644
--- a/engine/lib/extender.php
+++ b/engine/lib/extender.php
@@ -136,14 +136,15 @@ function can_edit_extender($extender_id, $type, $user_guid = 0) {
$functionname = "elgg_get_{$type}_from_id";
if (is_callable($functionname)) {
- $extender = $functionname($extender_id);
+ $extender = call_user_func($functionname, $extender_id);
} else {
return false;
}
- if (!is_a($extender, "ElggExtender")) {
+ if (!($extender instanceof ElggExtender)) {
return false;
}
+ /* @var ElggExtender $extender */
// If the owner is the specified user, great! They can edit.
if ($extender->getOwnerGUID() == $user->getGUID()) {
@@ -175,7 +176,7 @@ function elgg_register_extender_url_handler($extender_type, $extender_name, $fun
global $CONFIG;
- if (!is_callable($function_name)) {
+ if (!is_callable($function_name, true)) {
return false;
}
@@ -228,7 +229,7 @@ function get_extender_url(ElggExtender $extender) {
if ($url == "") {
$nameid = $extender->id;
if ($type == 'volatile') {
- $nameid == $extender->name;
+ $nameid = $extender->name;
}
$url = "export/$view/$guid/$type/$nameid/";
}
diff --git a/engine/lib/group.php b/engine/lib/group.php
index feb1f1e7f..852c08de9 100644
--- a/engine/lib/group.php
+++ b/engine/lib/group.php
@@ -33,6 +33,7 @@ function get_group_entity_as_row($guid) {
* @param string $description Description
*
* @return bool
+ * @access private
*/
function create_group_entity($guid, $name, $description) {
global $CONFIG;
diff --git a/engine/lib/metadata.php b/engine/lib/metadata.php
index 77fa30e41..f76c20f24 100644
--- a/engine/lib/metadata.php
+++ b/engine/lib/metadata.php
@@ -12,7 +12,7 @@
*
* @param stdClass $row An object from the database
*
- * @return stdClass or ElggMetadata
+ * @return stdClass|ElggMetadata
* @access private
*/
function row_to_elggmetadata($row) {
@@ -30,7 +30,7 @@ function row_to_elggmetadata($row) {
*
* @param int $id The id of the metadata object being retrieved.
*
- * @return false|ElggMetadata
+ * @return ElggMetadata|false FALSE if not found
*/
function elgg_get_metadata_from_id($id) {
return elgg_get_metastring_based_object_from_id($id, 'metadata');
@@ -64,7 +64,7 @@ function elgg_delete_metadata_by_id($id) {
* @param int $access_id Default is ACCESS_PRIVATE
* @param bool $allow_multiple Allow multiple values for one key. Default is FALSE
*
- * @return int/bool id of metadata or FALSE if failure
+ * @return int|false id of metadata or FALSE if failure
*/
function create_metadata($entity_guid, $name, $value, $value_type = '', $owner_guid = 0,
$access_id = ACCESS_PRIVATE, $allow_multiple = false) {
@@ -90,8 +90,6 @@ function create_metadata($entity_guid, $name, $value, $value_type = '', $owner_g
$access_id = (int)$access_id;
- $id = false;
-
$query = "SELECT * from {$CONFIG->dbprefix}metadata"
. " WHERE entity_guid = $entity_guid and name_id=" . add_metastring($name) . " limit 1";
@@ -106,34 +104,33 @@ function create_metadata($entity_guid, $name, $value, $value_type = '', $owner_g
} else {
// Support boolean types
if (is_bool($value)) {
- if ($value) {
- $value = 1;
- } else {
- $value = 0;
- }
+ $value = (int) $value;
}
// Add the metastrings
- $value = add_metastring($value);
- if (!$value) {
+ $value_id = add_metastring($value);
+ if (!$value_id) {
return false;
}
- $name = add_metastring($name);
- if (!$name) {
+ $name_id = add_metastring($name);
+ if (!$name_id) {
return false;
}
// If ok then add it
$query = "INSERT into {$CONFIG->dbprefix}metadata"
. " (entity_guid, name_id, value_id, value_type, owner_guid, time_created, access_id)"
- . " VALUES ($entity_guid, '$name','$value','$value_type', $owner_guid, $time, $access_id)";
+ . " VALUES ($entity_guid, '$name_id','$value_id','$value_type', $owner_guid, $time, $access_id)";
$id = insert_data($query);
if ($id !== false) {
$obj = elgg_get_metadata_from_id($id);
if (elgg_trigger_event('create', 'metadata', $obj)) {
+
+ elgg_get_metadata_cache()->save($entity_guid, $name, $value, $allow_multiple);
+
return $id;
} else {
elgg_delete_metadata_by_id($id);
@@ -175,6 +172,7 @@ function update_metadata($id, $name, $value, $value_type, $owner_guid, $access_i
}
if ($metabyname_memcache) {
+ // @todo fix memcache (name_id is not a property of ElggMetadata)
$metabyname_memcache->delete("{$md->entity_guid}:{$md->name_id}");
}
@@ -187,15 +185,9 @@ function update_metadata($id, $name, $value, $value_type, $owner_guid, $access_i
$access_id = (int)$access_id;
- $access = get_access_sql_suffix();
-
// Support boolean types (as integers)
if (is_bool($value)) {
- if ($value) {
- $value = 1;
- } else {
- $value = 0;
- }
+ $value = (int) $value;
}
// Add the metastring
@@ -216,6 +208,9 @@ function update_metadata($id, $name, $value, $value_type, $owner_guid, $access_i
$result = update_data($query);
if ($result !== false) {
+
+ elgg_get_metadata_cache()->save($md->entity_guid, $name, $value);
+
// @todo this event tells you the metadata has been updated, but does not
// let you do anything about it. What is needed is a plugin hook before
// the update that passes old and new values.
@@ -234,7 +229,7 @@ function update_metadata($id, $name, $value, $value_type, $owner_guid, $access_i
* associative arrays and there is no guarantee on the ordering in the array.
*
* @param int $entity_guid The entity to attach the metadata to
- * @param string $name_and_values Associative array - a value can be a string, number, bool
+ * @param array $name_and_values Associative array - a value can be a string, number, bool
* @param string $value_type 'text', 'integer', or '' for automatic detection
* @param int $owner_guid GUID of entity that owns the metadata
* @param int $access_id Default is ACCESS_PRIVATE
@@ -308,6 +303,8 @@ function elgg_delete_metadata(array $options) {
return false;
}
+ elgg_get_metadata_cache()->invalidateByOptions('delete', $options);
+
$options['metastring_type'] = 'metadata';
return elgg_batch_metastring_based_objects($options, 'elgg_batch_delete_callback', false);
}
@@ -328,6 +325,8 @@ function elgg_disable_metadata(array $options) {
return false;
}
+ elgg_get_metadata_cache()->invalidateByOptions('disable', $options);
+
$options['metastring_type'] = 'metadata';
return elgg_batch_metastring_based_objects($options, 'elgg_batch_disable_callback', false);
}
@@ -348,6 +347,8 @@ function elgg_enable_metadata(array $options) {
return false;
}
+ elgg_get_metadata_cache()->invalidateByOptions('enable', $options);
+
$options['metastring_type'] = 'metadata';
return elgg_batch_metastring_based_objects($options, 'elgg_batch_enable_callback');
}
@@ -449,16 +450,16 @@ function elgg_get_entities_from_metadata(array $options = array()) {
* This function is reused for annotations because the tables are
* exactly the same.
*
- * @param string $e_table Entities table name
- * @param string $n_table Normalized metastrings table name (Where entities,
+ * @param string $e_table Entities table name
+ * @param string $n_table Normalized metastrings table name (Where entities,
* values, and names are joined. annotations / metadata)
- * @param arr|null $names Array of names
- * @param arr|null $values Array of values
- * @param arr|null $pairs Array of names / values / operands
- * @param and|or $pair_operator Operator to use to join the where clauses for pairs
- * @param bool $case_sensitive Case sensitive metadata names?
- * @param arr|null $order_by_metadata Array of names / direction
- * @param arr|null $owner_guids Array of owner GUIDs
+ * @param array|null $names Array of names
+ * @param array|null $values Array of values
+ * @param array|null $pairs Array of names / values / operands
+ * @param string $pair_operator ("AND" or "OR") Operator to use to join the where clauses for pairs
+ * @param bool $case_sensitive Case sensitive metadata names?
+ * @param array|null $order_by_metadata Array of names / direction
+ * @param array|null $owner_guids Array of owner GUIDs
*
* @return FALSE|array False on fail, array('joins', 'wheres')
* @since 1.7.0
@@ -732,6 +733,8 @@ function elgg_list_entities_from_metadata($options) {
*
* @return array
* @access private
+ *
+ * @throws InvalidParameterException
*/
function export_metadata_plugin_hook($hook, $entity_type, $returnvalue, $params) {
// Sanity check values
@@ -743,15 +746,13 @@ function export_metadata_plugin_hook($hook, $entity_type, $returnvalue, $params)
throw new InvalidParameterException(elgg_echo('InvalidParameterException:NonArrayReturnValue'));
}
- $guid = (int)$params['guid'];
- $name = $params['name'];
-
$result = elgg_get_metadata(array(
- 'guid' => $guid,
- 'limit' => 0
+ 'guid' => (int)$params['guid'],
+ 'limit' => 0,
));
if ($result) {
+ /* @var ElggMetadata[] $result */
foreach ($result as $r) {
$returnvalue[] = $r->export();
}
@@ -889,6 +890,50 @@ function elgg_register_metadata_url_handler($extender_name, $function) {
return elgg_register_extender_url_handler('metadata', $extender_name, $function);
}
+/**
+ * Get the global metadata cache instance
+ *
+ * @return ElggVolatileMetadataCache
+ *
+ * @access private
+ */
+function elgg_get_metadata_cache() {
+ global $CONFIG;
+ if (empty($CONFIG->local_metadata_cache)) {
+ $CONFIG->local_metadata_cache = new ElggVolatileMetadataCache();
+ }
+ return $CONFIG->local_metadata_cache;
+}
+
+/**
+ * Invalidate the metadata cache based on options passed to various *_metadata functions
+ *
+ * @param string $action Action performed on metadata. "delete", "disable", or "enable"
+ *
+ * @param array $options Options passed to elgg_(delete|disable|enable)_metadata
+ */
+function elgg_invalidate_metadata_cache($action, array $options) {
+ // remove as little as possible, optimizing for common cases
+ $cache = elgg_get_metadata_cache();
+ if (empty($options['guid'])) {
+ // safest to clear everything unless we want to make this even more complex :(
+ $cache->flush();
+ } else {
+ if (empty($options['metadata_name'])) {
+ // safest to clear the whole entity
+ $cache->clear($options['guid']);
+ } else {
+ switch ($action) {
+ case 'delete':
+ $cache->markEmpty($options['guid'], $options['metadata_name']);
+ break;
+ default:
+ $cache->markUnknown($options['guid'], $options['metadata_name']);
+ }
+ }
+ }
+}
+
/** Register the hook */
elgg_register_plugin_hook_handler("export", "all", "export_metadata_plugin_hook", 2);
@@ -912,5 +957,6 @@ elgg_register_plugin_hook_handler('unit_test', 'system', 'metadata_test');
function metadata_test($hook, $type, $value, $params) {
global $CONFIG;
$value[] = $CONFIG->path . 'engine/tests/api/metadata.php';
+ $value[] = $CONFIG->path . 'engine/tests/api/metadata_cache.php';
return $value;
-} \ No newline at end of file
+}
diff --git a/engine/lib/navigation.php b/engine/lib/navigation.php
index 10b11acfe..86624cd7c 100644
--- a/engine/lib/navigation.php
+++ b/engine/lib/navigation.php
@@ -308,6 +308,32 @@ function elgg_site_menu_setup($hook, $type, $return, $params) {
$return['more'] = array_splice($return['default'], $max_display_items);
}
}
+
+ // check if we have anything selected
+ $selected = false;
+ foreach ($return as $section_name => $section) {
+ foreach ($section as $key => $item) {
+ if ($item->getSelected()) {
+ $selected = true;
+ break 2;
+ }
+ }
+ }
+
+ if (!$selected) {
+ // nothing selected, match name to context
+ foreach ($return as $section_name => $section) {
+ foreach ($section as $key => $item) {
+ // only highlight internal links
+ if (strpos($item->getHref(), elgg_get_site_url()) === 0) {
+ if ($item->getName() == elgg_get_context()) {
+ $return[$section_name][$key]->setSelected(true);
+ break 2;
+ }
+ }
+ }
+ }
+ }
return $return;
}
@@ -339,11 +365,10 @@ function elgg_river_menu_setup($hook, $type, $return, $params) {
if (elgg_is_admin_logged_in()) {
$options = array(
'name' => 'delete',
- 'href' => "action/river/delete?id=$item->id",
+ 'href' => elgg_add_action_tokens_to_url("action/river/delete?id=$item->id"),
'text' => elgg_view_icon('delete'),
'title' => elgg_echo('delete'),
'confirm' => elgg_echo('deleteconfirm'),
- 'is_action' => true,
'priority' => 200,
);
$return[] = ElggMenuItem::factory($options);
diff --git a/engine/lib/notification.php b/engine/lib/notification.php
index 18faff27f..9e3c075a8 100644
--- a/engine/lib/notification.php
+++ b/engine/lib/notification.php
@@ -38,7 +38,7 @@ $NOTIFICATION_HANDLERS = array();
function register_notification_handler($method, $handler, $params = NULL) {
global $NOTIFICATION_HANDLERS;
- if (is_callable($handler)) {
+ if (is_callable($handler, true)) {
$NOTIFICATION_HANDLERS[$method] = new stdClass;
$NOTIFICATION_HANDLERS[$method]->handler = $handler;
@@ -131,8 +131,9 @@ function notify_user($to, $from, $subject, $message, array $params = NULL, $meth
// Extract method details from list
$details = $NOTIFICATION_HANDLERS[$method];
$handler = $details->handler;
+ /* @var callable $handler */
- if ((!$NOTIFICATION_HANDLERS[$method]) || (!$handler)) {
+ if ((!$NOTIFICATION_HANDLERS[$method]) || (!$handler) || (!is_callable($handler))) {
error_log(elgg_echo('NotificationException:NoHandlerFound', array($method)));
}
@@ -140,7 +141,7 @@ function notify_user($to, $from, $subject, $message, array $params = NULL, $meth
// Trigger handler and retrieve result.
try {
- $result[$guid][$method] = $handler(
+ $result[$guid][$method] = call_user_func($handler,
$from ? get_entity($from) : NULL, // From entity
get_entity($guid), // To entity
$subject, // The subject
diff --git a/engine/lib/objects.php b/engine/lib/objects.php
index f186c66cb..e5e8f67c4 100644
--- a/engine/lib/objects.php
+++ b/engine/lib/objects.php
@@ -31,6 +31,7 @@ function get_object_entity_as_row($guid) {
* @param string $description The object's description
*
* @return bool
+ * @access private
*/
function create_object_entity($guid, $title, $description) {
global $CONFIG;
diff --git a/engine/lib/output.php b/engine/lib/output.php
index 7bfc4be6e..bff0bf6e9 100644
--- a/engine/lib/output.php
+++ b/engine/lib/output.php
@@ -16,7 +16,7 @@
**/
function parse_urls($text) {
// @todo this causes problems with <attr = "val">
- // must be ing <attr="val"> format (no space).
+ // must be in <attr="val"> format (no space).
// By default htmlawed rewrites tags to this format.
// if PHP supported conditional negative lookbehinds we could use this:
// $r = preg_replace_callback('/(?<!=)(?<![ ])?(?<!["\'])((ht|f)tps?:\/\/[^\s\r\n\t<>"\'\!\(\),]+)/i',
@@ -43,51 +43,26 @@ function parse_urls($text) {
/**
* Create paragraphs from text with line spacing
- * Borrowed from Wordpress.
*
* @param string $pee The string
- * @param bool $br Add BRs?
+ * @deprecated Use elgg_autop instead
+ * @todo Add deprecation warning in 1.9
*
- * @todo Rewrite
* @return string
**/
-function autop($pee, $br = 1) {
- $pee = $pee . "\n"; // just to make things a little easier, pad the end
- $pee = preg_replace('|<br />\s*<br />|', "\n\n", $pee);
- // Space things out a little
- $allblocks = '(?:table|thead|tfoot|caption|colgroup|tbody|tr|td|th|div|dl|dd|dt|ul|ol|li|pre|select|form|map|area|blockquote|address|math|style|input|p|h[1-6]|hr)';
- $pee = preg_replace('!(<' . $allblocks . '[^>]*>)!', "\n$1", $pee);
- $pee = preg_replace('!(</' . $allblocks . '>)!', "$1\n\n", $pee);
- $pee = str_replace(array("\r\n", "\r"), "\n", $pee); // cross-platform newlines
- if (strpos($pee, '<object') !== false) {
- $pee = preg_replace('|\s*<param([^>]*)>\s*|', "<param$1>", $pee); // no pee inside object/embed
- $pee = preg_replace('|\s*</embed>\s*|', '</embed>', $pee);
- }
- $pee = preg_replace("/\n\n+/", "\n\n", $pee); // take care of duplicates
- $pee = preg_replace('/\n?(.+?)(?:\n\s*\n|\z)/s', "<p>$1</p>\n", $pee); // make paragraphs, including one at the end
- $pee = preg_replace('|<p>\s*?</p>|', '', $pee); // under certain strange conditions it could create a P of entirely whitespace
- $pee = preg_replace('!<p>([^<]+)\s*?(</(?:div|address|form)[^>]*>)!', "<p>$1</p>$2", $pee);
- $pee = preg_replace('|<p>|', "$1<p>", $pee);
- $pee = preg_replace('!<p>\s*(</?' . $allblocks . '[^>]*>)\s*</p>!', "$1", $pee); // don't pee all over a tag
- $pee = preg_replace("|<p>(<li.+?)</p>|", "$1", $pee); // problem with nested lists
- $pee = preg_replace('|<p><blockquote([^>]*)>|i', "<blockquote$1><p>", $pee);
- $pee = str_replace('</blockquote></p>', '</p></blockquote>', $pee);
- $pee = preg_replace('!<p>\s*(</?' . $allblocks . '[^>]*>)!', "$1", $pee);
- $pee = preg_replace('!(</?' . $allblocks . '[^>]*>)\s*</p>!', "$1", $pee);
- if ($br) {
- $pee = preg_replace_callback('/<(script|style).*?<\/\\1>/s', create_function('$matches', 'return str_replace("\n", "<WPPreserveNewline />", $matches[0]);'), $pee);
- $pee = preg_replace('|(?<!<br />)\s*\n|', "<br />\n", $pee); // optionally make line breaks
- $pee = str_replace('<WPPreserveNewline />', "\n", $pee);
- }
- $pee = preg_replace('!(</?' . $allblocks . '[^>]*>)\s*<br />!', "$1", $pee);
- $pee = preg_replace('!<br />(\s*</?(?:p|li|div|dl|dd|dt|th|pre|td|ul|ol)[^>]*>)!', '$1', $pee);
- //if (strpos($pee, '<pre') !== false) {
- // mind the space between the ? and >. Only there because of the comment.
- // $pee = preg_replace_callback('!(<pre.*? >)(.*?)</pre>!is', 'clean_pre', $pee );
- //}
- $pee = preg_replace("|\n</p>$|", '</p>', $pee);
-
- return $pee;
+function autop($pee) {
+ return elgg_autop($pee);
+}
+
+/**
+ * Create paragraphs from text with line spacing
+ *
+ * @param string $string The string
+ *
+ * @return string
+ **/
+function elgg_autop($string) {
+ return ElggAutoP::getInstance()->process($string);
}
/**
@@ -271,8 +246,8 @@ function elgg_normalize_url($url) {
// '?query=test', #target
return $url;
- } elseif (stripos($url, 'javascript:') === 0) {
- // 'javascript:'
+ } elseif (stripos($url, 'javascript:') === 0 || stripos($url, 'mailto:') === 0) {
+ // 'javascript:' and 'mailto:'
// Not covered in FILTER_VALIDATE_URL
return $url;
@@ -384,7 +359,7 @@ function elgg_get_friendly_time($time) {
/**
* Strip tags and offer plugins the chance.
* Plugins register for output:strip_tags plugin hook.
- * Original string included in $params['original_string']
+ * Original string included in $params['original_string']
*
* @param string $string Formatted string
*
@@ -398,3 +373,74 @@ function elgg_strip_tags($string) {
return $string;
}
+
+/**
+ * Apply html_entity_decode() to a string while re-entitising HTML
+ * special char entities to prevent them from being decoded back to their
+ * unsafe original forms.
+ *
+ * This relies on html_entity_decode() not translating entities when
+ * doing so leaves behind another entity, e.g. &amp;gt; if decoded would
+ * create &gt; which is another entity itself. This seems to escape the
+ * usual behaviour where any two paired entities creating a HTML tag are
+ * usually decoded, i.e. a lone &gt; is not decoded, but &lt;foo&gt; would
+ * be decoded to <foo> since it creates a full tag.
+ *
+ * Note: This function is poorly explained in the manual - which is really
+ * bad given its potential for misuse on user input already escaped elsewhere.
+ * Stackoverflow is littered with advice to use this function in the precise
+ * way that would lead to user input being capable of injecting arbitrary HTML.
+ *
+ * @param string $string
+ *
+ * @return string
+ *
+ * @author Pádraic Brady
+ * @copyright Copyright (c) 2010 Pádraic Brady (http://blog.astrumfutura.com)
+ * @license Released under dual-license GPL2/MIT by explicit permission of Pádraic Brady
+ *
+ * @access private
+ */
+function _elgg_html_decode($string) {
+ $string = str_replace(
+ array('&gt;', '&lt;', '&amp;', '&quot;', '&#039;'),
+ array('&amp;gt;', '&amp;lt;', '&amp;amp;', '&amp;quot;', '&amp;#039;'),
+ $string
+ );
+ $string = html_entity_decode($string, ENT_NOQUOTES, 'UTF-8');
+ $string = str_replace(
+ array('&amp;gt;', '&amp;lt;', '&amp;amp;', '&amp;quot;', '&amp;#039;'),
+ array('&gt;', '&lt;', '&amp;', '&quot;', '&#039;'),
+ $string
+ );
+ return $string;
+}
+
+/**
+ * Unit tests for Output
+ *
+ * @param sting $hook unit_test
+ * @param string $type system
+ * @param mixed $value Array of tests
+ * @param mixed $params Params
+ *
+ * @return array
+ * @access private
+ */
+function output_unit_test($hook, $type, $value, $params) {
+ global $CONFIG;
+ $value[] = $CONFIG->path . 'engine/tests/api/output.php';
+ return $value;
+}
+
+/**
+ * Initialise the Output subsystem.
+ *
+ * @return void
+ * @access private
+ */
+function output_init() {
+ elgg_register_plugin_hook_handler('unit_test', 'system', 'output_unit_test');
+}
+
+elgg_register_event_handler('init', 'system', 'output_init');
diff --git a/engine/lib/pagehandler.php b/engine/lib/pagehandler.php
index ba7518a77..0cf99b6fe 100644
--- a/engine/lib/pagehandler.php
+++ b/engine/lib/pagehandler.php
@@ -45,7 +45,10 @@ function page_handler($handler, $page) {
$page = $request['segments'];
$result = false;
- if (isset($CONFIG->pagehandler) && !empty($handler) && isset($CONFIG->pagehandler[$handler])) {
+ if (isset($CONFIG->pagehandler)
+ && !empty($handler)
+ && isset($CONFIG->pagehandler[$handler])
+ && is_callable($CONFIG->pagehandler[$handler])) {
$function = $CONFIG->pagehandler[$handler];
$result = call_user_func($function, $page, $handler);
}
@@ -76,14 +79,15 @@ function page_handler($handler, $page) {
* @param string $handler The page type to handle
* @param string $function Your function name
*
- * @return true|false Depending on success
+ * @return bool Depending on success
*/
function elgg_register_page_handler($handler, $function) {
global $CONFIG;
+
if (!isset($CONFIG->pagehandler)) {
$CONFIG->pagehandler = array();
}
- if (is_callable($function)) {
+ if (is_callable($function, true)) {
$CONFIG->pagehandler[$handler] = $function;
return true;
}
diff --git a/engine/lib/pam.php b/engine/lib/pam.php
index 4f9f44278..1c9c3bfe1 100644
--- a/engine/lib/pam.php
+++ b/engine/lib/pam.php
@@ -30,7 +30,9 @@ $_PAM_HANDLERS = array();
* failure, return false or throw an exception. Returning nothing indicates that
* the handler wants to be skipped.
*
- * @param string $handler The handler function in the format
+ * Note, $handler must be string callback (not an array/Closure).
+ *
+ * @param string $handler Callable global handler function in the format ()
* pam_handler($credentials = NULL);
* @param string $importance The importance - "sufficient" (default) or "required"
* @param string $policy The policy type, default is "user"
@@ -45,7 +47,8 @@ function register_pam_handler($handler, $importance = "sufficient", $policy = "u
$_PAM_HANDLERS[$policy] = array();
}
- if (is_callable($handler)) {
+ // @todo remove requirement that $handle be a global function
+ if (is_string($handler) && is_callable($handler, true)) {
$_PAM_HANDLERS[$policy][$handler] = new stdClass;
$_PAM_HANDLERS[$policy][$handler]->handler = $handler;
diff --git a/engine/lib/plugins.php b/engine/lib/plugins.php
index d5cd4fe76..94aff277e 100644
--- a/engine/lib/plugins.php
+++ b/engine/lib/plugins.php
@@ -176,6 +176,19 @@ function elgg_generate_plugin_entities() {
}
/**
+ * Cache a reference to this plugin by its ID
+ *
+ * @param ElggPlugin $plugin
+ *
+ * @access private
+ */
+function _elgg_cache_plugin_by_id(ElggPlugin $plugin) {
+ $map = (array) elgg_get_config('plugins_by_id_map');
+ $map[$plugin->getID()] = $plugin;
+ elgg_set_config('plugins_by_id_map', $map);
+}
+
+/**
* Returns an ElggPlugin object with the path $path.
*
* @param string $plugin_id The id (dir name) of the plugin. NOT the guid.
@@ -183,6 +196,11 @@ function elgg_generate_plugin_entities() {
* @since 1.8.0
*/
function elgg_get_plugin_from_id($plugin_id) {
+ $map = (array) elgg_get_config('plugins_by_id_map');
+ if (isset($map[$plugin_id])) {
+ return $map[$plugin_id];
+ }
+
$plugin_id = sanitize_string($plugin_id);
$db_prefix = get_config('dbprefix');
@@ -190,6 +208,7 @@ function elgg_get_plugin_from_id($plugin_id) {
'type' => 'object',
'subtype' => 'plugin',
'joins' => array("JOIN {$db_prefix}objects_entity oe on oe.guid = e.guid"),
+ 'selects' => array("oe.title", "oe.description"),
'wheres' => array("oe.title = '$plugin_id'"),
'limit' => 1
);
@@ -512,6 +531,8 @@ function elgg_namespace_plugin_private_setting($type, $name, $id = null) {
* @return string|false Plugin name, or false if no plugin name was called
* @since 1.8.0
* @access private
+ *
+ * @todo get rid of this
*/
function elgg_get_calling_plugin_id($mainfilename = false) {
if (!$mainfilename) {
@@ -920,6 +941,7 @@ function elgg_set_plugin_setting($name, $value, $plugin_id = null) {
*
* @return mixed
* @since 1.8.0
+ * @todo make $plugin_id required in future version
*/
function elgg_get_plugin_setting($name, $plugin_id = null) {
if ($plugin_id) {
diff --git a/engine/lib/relationships.php b/engine/lib/relationships.php
index 09d541e22..01654b1ce 100644
--- a/engine/lib/relationships.php
+++ b/engine/lib/relationships.php
@@ -416,7 +416,7 @@ function elgg_list_entities_from_relationship_count($options) {
function elgg_register_relationship_url_handler($relationship_type, $function_name) {
global $CONFIG;
- if (!is_callable($function_name)) {
+ if (!is_callable($function_name, true)) {
return false;
}
diff --git a/engine/lib/river.php b/engine/lib/river.php
index b717a7756..33f34360e 100644
--- a/engine/lib/river.php
+++ b/engine/lib/river.php
@@ -361,6 +361,7 @@ function elgg_get_river(array $options = array()) {
}
$river_items = get_data($query, 'elgg_row_to_elgg_river_item');
+ _elgg_prefetch_river_entities($river_items);
return $river_items;
} else {
@@ -370,11 +371,56 @@ function elgg_get_river(array $options = array()) {
}
/**
+ * Prefetch entities that will be displayed in the river.
+ *
+ * @param ElggRiverItem[] $river_items
+ * @access private
+ */
+function _elgg_prefetch_river_entities(array $river_items) {
+ // prefetch objects and subjects
+ $guids = array();
+ foreach ($river_items as $item) {
+ if ($item->subject_guid && !retrieve_cached_entity($item->subject_guid)) {
+ $guids[$item->subject_guid] = true;
+ }
+ if ($item->object_guid && !retrieve_cached_entity($item->object_guid)) {
+ $guids[$item->object_guid] = true;
+ }
+ }
+ if ($guids) {
+ // avoid creating oversized query
+ // @todo how to better handle this?
+ $guids = array_slice($guids, 0, 300, true);
+ // return value unneeded, just priming cache
+ elgg_get_entities(array(
+ 'guids' => array_keys($guids),
+ 'limit' => 0,
+ ));
+ }
+
+ // prefetch object containers
+ $guids = array();
+ foreach ($river_items as $item) {
+ $object = $item->getObjectEntity();
+ if ($object->container_guid && !retrieve_cached_entity($object->container_guid)) {
+ $guids[$object->container_guid] = true;
+ }
+ }
+ if ($guids) {
+ $guids = array_slice($guids, 0, 300, true);
+ elgg_get_entities(array(
+ 'guids' => array_keys($guids),
+ 'limit' => 0,
+ ));
+ }
+}
+
+/**
* List river items
*
* @param array $options Any options from elgg_get_river() plus:
* pagination => BOOL Display pagination links (true)
-
+ *
* @return string
* @since 1.8.0
*/
diff --git a/engine/lib/sites.php b/engine/lib/sites.php
index 850092cad..d9eb2d25e 100644
--- a/engine/lib/sites.php
+++ b/engine/lib/sites.php
@@ -18,11 +18,19 @@
function elgg_get_site_entity($site_guid = 0) {
global $CONFIG;
+ $result = false;
+
if ($site_guid == 0) {
- return $CONFIG->site;
+ $site = $CONFIG->site;
+ } else {
+ $site = get_entity($site_guid);
+ }
+
+ if($site instanceof ElggSite){
+ $result = $site;
}
- return get_entity($site_guid);
+ return $result;
}
/**
@@ -50,6 +58,7 @@ function get_site_entity_as_row($guid) {
* @param string $url URL of the site
*
* @return bool
+ * @access private
*/
function create_site_entity($guid, $name, $description, $url) {
global $CONFIG;
diff --git a/engine/lib/upgrade.php b/engine/lib/upgrade.php
index f0874a483..f4f4b16f5 100644
--- a/engine/lib/upgrade.php
+++ b/engine/lib/upgrade.php
@@ -311,3 +311,58 @@ function elgg_upgrade_bootstrap_17_to_18() {
return elgg_set_processed_upgrades($processed_upgrades);
}
+
+/**
+ * Creates a table {prefix}upgrade_lock that is used as a mutex for upgrades.
+ *
+ * @see _elgg_upgrade_lock()
+ *
+ * @return bool
+ * @access private
+ */
+function _elgg_upgrade_lock() {
+ global $CONFIG;
+
+ if (!_elgg_upgrade_is_locked()) {
+ // lock it
+ insert_data("create table {$CONFIG->dbprefix}upgrade_lock (id INT)");
+ elgg_log('Locked for upgrade.', 'NOTICE');
+ return true;
+ }
+
+ elgg_log('Cannot lock for upgrade: already locked.', 'WARNING');
+ return false;
+}
+
+/**
+ * Unlocks upgrade.
+ *
+ * @see _elgg_upgrade_lock()
+ *
+ * @access private
+ */
+function _elgg_upgrade_unlock() {
+ global $CONFIG;
+ delete_data("drop table {$CONFIG->dbprefix}upgrade_lock");
+ elgg_log('Upgrade unlocked.', 'NOTICE');
+}
+
+/**
+ * Checks if upgrade is locked
+ *
+ * @return bool
+ * @access private
+ */
+function _elgg_upgrade_is_locked() {
+ global $CONFIG, $DB_QUERY_CACHE;
+
+ $is_locked = count(get_data("show tables like '{$CONFIG->dbprefix}upgrade_lock'"));
+
+ // Invalidate query cache
+ if ($DB_QUERY_CACHE) {
+ $DB_QUERY_CACHE->clear();
+ elgg_log("Query cache invalidated", 'NOTICE');
+ }
+
+ return $is_locked;
+}
diff --git a/engine/lib/upgrades/2010052601.php b/engine/lib/upgrades/2010052601.php
index 5b477910f..a9cca6dc5 100644
--- a/engine/lib/upgrades/2010052601.php
+++ b/engine/lib/upgrades/2010052601.php
@@ -9,14 +9,14 @@ $params = array('type' => 'group',
$groups = elgg_get_entities($params);
if ($groups) {
foreach ($groups as $group) {
- $group->name = html_entity_decode($group->name, ENT_COMPAT, 'UTF-8');
- $group->description = html_entity_decode($group->description, ENT_COMPAT, 'UTF-8');
- $group->briefdescription = html_entity_decode($group->briefdescription, ENT_COMPAT, 'UTF-8');
- $group->website = html_entity_decode($group->website, ENT_COMPAT, 'UTF-8');
+ $group->name = _elgg_html_decode($group->name);
+ $group->description = _elgg_html_decode($group->description);
+ $group->briefdescription = _elgg_html_decode($group->briefdescription);
+ $group->website = _elgg_html_decode($group->website);
if ($group->interests) {
$tags = $group->interests;
- foreach ($tags as $index=>$tag) {
- $tags[$index] = html_entity_decode($tag, ENT_COMPAT, 'UTF-8');
+ foreach ($tags as $index => $tag) {
+ $tags[$index] = _elgg_html_decode($tag);
}
$group->interests = $tags;
}
diff --git a/engine/lib/upgrades/2010121602.php b/engine/lib/upgrades/2010121602.php
index 2d55c8214..5b0996b5e 100644
--- a/engine/lib/upgrades/2010121602.php
+++ b/engine/lib/upgrades/2010121602.php
@@ -4,7 +4,7 @@
*/
$query = "UPDATE {$CONFIG->dbprefix}river
- SET view='river/annotation/generic_comment/create', action_type='create'
+ SET view='river/annotation/generic_comment/create'
WHERE view='annotation/annotate' AND action_type='comment'";
update_data($query);
diff --git a/engine/lib/users.php b/engine/lib/users.php
index 527eff3cd..95ef9d176 100644
--- a/engine/lib/users.php
+++ b/engine/lib/users.php
@@ -44,6 +44,7 @@ function get_user_entity_as_row($guid) {
* @param string $code A code
*
* @return bool
+ * @access private
*/
function create_user_entity($guid, $name, $username, $password, $salt, $email, $language, $code) {
global $CONFIG;
diff --git a/engine/lib/views.php b/engine/lib/views.php
index b00334062..69bceabf5 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');
@@ -1647,13 +1625,13 @@ 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);
}
}
// set default icon sizes - can be overridden in settings.php or with plugin
- if (!elgg_get_config('icon_sizes')) {
+ if (!$CONFIG->icon_sizes) {
$icon_sizes = array(
'topbar' => array('w' => 16, 'h' => 16, 'square' => TRUE, 'upscale' => TRUE),
'tiny' => array('w' => 25, 'h' => 25, 'square' => TRUE, 'upscale' => TRUE),
diff --git a/engine/lib/web_services.php b/engine/lib/web_services.php
index da3ed76a9..c8e4a13cc 100644
--- a/engine/lib/web_services.php
+++ b/engine/lib/web_services.php
@@ -232,6 +232,7 @@ function execute_method($method) {
$function = $API_METHODS[$method]["function"];
$serialised_parameters = trim($serialised_parameters, ", ");
+ // @todo document why we cannot use call_user_func_array here
$result = eval("return $function($serialised_parameters);");
// Sanity check result
@@ -1194,6 +1195,8 @@ $ERRORS = array();
*
* @return void
* @access private
+ *
+ * @throws Exception
*/
function _php_api_error_handler($errno, $errmsg, $filename, $linenum, $vars) {
global $ERRORS;
@@ -1278,11 +1281,9 @@ function service_handler($handler, $request) {
// no handlers set or bad url
header("HTTP/1.0 404 Not Found");
exit;
- } else if (isset($CONFIG->servicehandler[$handler])
- && is_callable($CONFIG->servicehandler[$handler])) {
-
+ } else if (isset($CONFIG->servicehandler[$handler]) && is_callable($CONFIG->servicehandler[$handler])) {
$function = $CONFIG->servicehandler[$handler];
- $function($request, $handler);
+ call_user_func($function, $request, $handler);
} else {
// no handler for this web service
header("HTTP/1.0 404 Not Found");
@@ -1301,10 +1302,11 @@ function service_handler($handler, $request) {
*/
function register_service_handler($handler, $function) {
global $CONFIG;
+
if (!isset($CONFIG->servicehandler)) {
$CONFIG->servicehandler = array();
}
- if (is_callable($function)) {
+ if (is_callable($function, true)) {
$CONFIG->servicehandler[$handler] = $function;
return true;
}
@@ -1319,11 +1321,13 @@ function register_service_handler($handler, $function) {
*
* @param string $handler web services type
*
- * @return 1.7.0
+ * @return void
+ * @since 1.7.0
*/
function unregister_service_handler($handler) {
global $CONFIG;
- if (isset($CONFIG->servicehandler) && isset($CONFIG->servicehandler[$handler])) {
+
+ if (isset($CONFIG->servicehandler, $CONFIG->servicehandler[$handler])) {
unset($CONFIG->servicehandler[$handler]);
}
}
@@ -1333,6 +1337,8 @@ function unregister_service_handler($handler) {
*
* @return void
* @access private
+ *
+ * @throws SecurityException|APIException
*/
function rest_handler() {
global $CONFIG;
@@ -1387,7 +1393,7 @@ function rest_handler() {
/**
* Unit tests for API
*
- * @param sting $hook unit_test
+ * @param string $hook unit_test
* @param string $type system
* @param mixed $value Array of tests
* @param mixed $params Params
@@ -1397,6 +1403,7 @@ function rest_handler() {
*/
function api_unit_test($hook, $type, $value, $params) {
global $CONFIG;
+
$value[] = $CONFIG->path . 'engine/tests/services/api.php';
return $value;
}
@@ -1418,15 +1425,18 @@ function api_init() {
elgg_echo("system.api.list"), "GET", false, false);
// The authentication token api
- expose_function("auth.gettoken",
- "auth_gettoken", array(
- 'username' => array ('type' => 'string'),
- 'password' => array ('type' => 'string'),
- ),
- elgg_echo('auth.gettoken'),
- 'POST',
- false,
- false);
+ expose_function(
+ "auth.gettoken",
+ "auth_gettoken",
+ array(
+ 'username' => array ('type' => 'string'),
+ 'password' => array ('type' => 'string'),
+ ),
+ elgg_echo('auth.gettoken'),
+ 'POST',
+ false,
+ false
+ );
}
diff --git a/engine/lib/xml.php b/engine/lib/xml.php
index 813bc4ee0..ff82d7e8a 100644
--- a/engine/lib/xml.php
+++ b/engine/lib/xml.php
@@ -101,47 +101,11 @@ function serialise_array_to_xml(array $data, $n = 0) {
/**
* Parse an XML file into an object.
- * Based on code from http://de.php.net/manual/en/function.xml-parse-into-struct.php by
- * efredricksen at gmail dot com
*
* @param string $xml The XML
*
* @return object
*/
function xml_to_object($xml) {
- $parser = xml_parser_create();
-
- // Parse $xml into a structure
- xml_parser_set_option($parser, XML_OPTION_SKIP_WHITE, 1);
- xml_parser_set_option($parser, XML_OPTION_CASE_FOLDING, 0);
- xml_parse_into_struct($parser, $xml, $tags);
-
- xml_parser_free($parser);
-
- $elements = array();
- $stack = array();
-
- foreach ($tags as $tag) {
- $index = count($elements);
-
- if ($tag['type'] == "complete" || $tag['type'] == "open") {
- $elements[$index] = new XmlElement;
- $elements[$index]->name = $tag['tag'];
- $elements[$index]->attributes = elgg_extract('attributes', $tag, '');
- $elements[$index]->content = elgg_extract('value', $tag, '');
-
- if ($tag['type'] == "open") {
- $elements[$index]->children = array();
- $stack[count($stack)] = &$elements;
- $elements = &$elements[$index]->children;
- }
- }
-
- if ($tag['type'] == "close") {
- $elements = &$stack[count($stack) - 1];
- unset($stack[count($stack) - 1]);
- }
- }
-
- return $elements[0];
+ return new ElggXMLElement($xml);
}