From 85e4c16f39a8b00b229644bcd175663541dfd51a Mon Sep 17 00:00:00 2001
From: Steve Clay <steve@mrclay.org>
Date: Mon, 4 Feb 2013 20:37:25 -0500
Subject: Doc fixes and inline type hints for variables (big static analysis
 cleanup)

---
 engine/lib/system_log.php | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

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

diff --git a/engine/lib/system_log.php b/engine/lib/system_log.php
index 53fa24557..8149d3fac 100644
--- a/engine/lib/system_log.php
+++ b/engine/lib/system_log.php
@@ -22,7 +22,7 @@
  * @param int       $timebefore Lower time limit
  * @param int       $timeafter  Upper time limit
  * @param int       $object_id  GUID of an object
- * @param str       $ip_address The IP address.
+ * @param string    $ip_address The IP address.
  * @return mixed
  */
 function get_system_log($by_user = "", $event = "", $class = "", $type = "", $subtype = "",
@@ -166,6 +166,7 @@ function system_log($object, $event) {
 
 	if ($object instanceof Loggable) {
 
+		/* @var ElggEntity|ElggExtender $object */
 		if (datalist_get('version') < 2012012000) {
 			// this is a site that doesn't have the ip_address column yet
 			return;
-- 
cgit v1.2.3


From 707df9db27cf2154910978427b9844448bcf931a Mon Sep 17 00:00:00 2001
From: Steve Clay <steve@mrclay.org>
Date: Mon, 4 Feb 2013 20:51:07 -0500
Subject: Small changes to remove static analysis noise and simplify flow

---
 engine/classes/ElggAutoP.php           | 11 ++++++-----
 engine/classes/ElggData.php            |  1 +
 engine/classes/ElggDiskFilestore.php   |  2 --
 engine/classes/ElggFile.php            |  4 +++-
 engine/classes/ElggGroup.php           |  2 +-
 engine/classes/ElggMenuBuilder.php     |  1 +
 engine/classes/ElggRelationship.php    |  2 ++
 engine/lib/admin.php                   |  2 +-
 engine/lib/annotations.php             |  1 +
 engine/lib/cache.php                   |  6 +++---
 engine/lib/configuration.php           |  2 +-
 engine/lib/cron.php                    |  1 -
 engine/lib/elgglib.php                 |  1 +
 engine/lib/export.php                  | 17 +++++++++--------
 engine/lib/location.php                |  2 +-
 engine/lib/plugins.php                 | 16 +++++++++-------
 engine/lib/relationships.php           |  3 +--
 engine/lib/river.php                   |  1 +
 engine/lib/sessions.php                |  2 +-
 engine/lib/sites.php                   |  2 +-
 engine/lib/statistics.php              |  3 ++-
 engine/lib/system_log.php              |  6 +++---
 engine/lib/tags.php                    |  1 +
 engine/lib/upgrades/create_upgrade.php |  3 ++-
 engine/lib/user_settings.php           |  1 +
 engine/lib/users.php                   | 16 ++++++++--------
 engine/lib/views.php                   |  6 +-----
 27 files changed, 62 insertions(+), 53 deletions(-)

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

diff --git a/engine/classes/ElggAutoP.php b/engine/classes/ElggAutoP.php
index 40600aa13..f3c7cc972 100644
--- a/engine/classes/ElggAutoP.php
+++ b/engine/classes/ElggAutoP.php
@@ -159,8 +159,9 @@ class ElggAutoP {
 			/* @var DOMElement $el */
 			$autops = $this->_xpath->query('./autop', $el);
 			if ($autops->length === 1) {
-				// strip w/ preg_replace later (faster than moving nodes out)
-				$autops->item(0)->setAttribute("r", "1");
+				$firstAutop = $autops->item(0);
+				/* @var DOMElement $firstAutop */
+				$firstAutop->setAttribute("r", "1");
 			}
 		}
 
@@ -220,12 +221,12 @@ class ElggAutoP {
 
 				$isElement = ($node->nodeType === XML_ELEMENT_NODE);
 				if ($isElement) {
-					$elName = $node->nodeName;
+					$isBlock = in_array($node->nodeName, $this->_blocks);
+				} else {
+					$isBlock = false;
 				}
-				$isBlock = ($isElement && in_array($elName, $this->_blocks));
 
 				if ($alterInline) {
-					$isInline = $isElement && ! $isBlock;
 					$isText = ($node->nodeType === XML_TEXT_NODE);
 					$isLastInline = (! $node->nextSibling
 								   || ($node->nextSibling->nodeType === XML_ELEMENT_NODE
diff --git a/engine/classes/ElggData.php b/engine/classes/ElggData.php
index a0df3c924..426248ca3 100644
--- a/engine/classes/ElggData.php
+++ b/engine/classes/ElggData.php
@@ -273,6 +273,7 @@ abstract class ElggData implements
 		if (array_key_exists($key, $this->attributes)) {
 			return $this->attributes[$key];
 		}
+		return null;
 	}
 
 	/**
diff --git a/engine/classes/ElggDiskFilestore.php b/engine/classes/ElggDiskFilestore.php
index 5483eed81..2d86e7c2d 100644
--- a/engine/classes/ElggDiskFilestore.php
+++ b/engine/classes/ElggDiskFilestore.php
@@ -316,8 +316,6 @@ class ElggDiskFilestore extends ElggFilestore {
 		} else {
 			return str_split($string);
 		}
-
-		return false;
 	}
 
 	/**
diff --git a/engine/classes/ElggFile.php b/engine/classes/ElggFile.php
index 86406d108..3f652ff19 100644
--- a/engine/classes/ElggFile.php
+++ b/engine/classes/ElggFile.php
@@ -127,9 +127,11 @@ class ElggFile extends ElggObject {
 	 * @param mixed $default A default. Useful to pass what the browser thinks it is.
 	 * @since 1.7.12
 	 *
+	 * @note If $file is provided, this may be called statically
+	 *
 	 * @return mixed Detected type on success, false on failure.
 	 */
-	static function detectMimeType($file = null, $default = null) {
+	public function detectMimeType($file = null, $default = null) {
 		if (!$file) {
 			if (isset($this) && $this->filename) {
 				$file = $this->filename;
diff --git a/engine/classes/ElggGroup.php b/engine/classes/ElggGroup.php
index d17fa4f1a..24bdee79e 100644
--- a/engine/classes/ElggGroup.php
+++ b/engine/classes/ElggGroup.php
@@ -284,7 +284,7 @@ class ElggGroup extends ElggEntity
 	 *
 	 * @return bool
 	 */
-	public function isMember($user = 0) {
+	public function isMember($user = null) {
 		if (!($user instanceof ElggUser)) {
 			$user = elgg_get_logged_in_user_entity();
 		}
diff --git a/engine/classes/ElggMenuBuilder.php b/engine/classes/ElggMenuBuilder.php
index 2fd5ad9c4..028eef15f 100644
--- a/engine/classes/ElggMenuBuilder.php
+++ b/engine/classes/ElggMenuBuilder.php
@@ -122,6 +122,7 @@ class ElggMenuBuilder {
 			// attach children to parents
 			$iteration = 0;
 			$current_gen = $parents;
+			$next_gen = null;
 			while (count($children) && $iteration < 5) {
 				foreach ($children as $index => $menu_item) {
 					$parent_name = $menu_item->getParentName();
diff --git a/engine/classes/ElggRelationship.php b/engine/classes/ElggRelationship.php
index 377a41093..d2e88882a 100644
--- a/engine/classes/ElggRelationship.php
+++ b/engine/classes/ElggRelationship.php
@@ -180,6 +180,8 @@ class ElggRelationship extends ElggData implements
 				return true;
 			}
 		}
+
+		return false;
 	}
 
 	// SYSTEM LOG INTERFACE ////////////////////////////////////////////////////////////
diff --git a/engine/lib/admin.php b/engine/lib/admin.php
index 3677a3b69..ec19a5476 100644
--- a/engine/lib/admin.php
+++ b/engine/lib/admin.php
@@ -346,7 +346,7 @@ function elgg_admin_add_plugin_settings_menu() {
 	$active_plugins = elgg_get_plugins('active');
 	if (!$active_plugins) {
 		// nothing added because no items
-		return FALSE;
+		return;
 	}
 
 	foreach ($active_plugins as $plugin) {
diff --git a/engine/lib/annotations.php b/engine/lib/annotations.php
index 9ba0491b2..3d94a1d55 100644
--- a/engine/lib/annotations.php
+++ b/engine/lib/annotations.php
@@ -542,6 +542,7 @@ function elgg_comment_url_handler(ElggAnnotation $comment) {
 	if ($entity) {
 		return $entity->getURL() . '#item-annotation-' . $comment->id;
 	}
+	return "";
 }
 
 /**
diff --git a/engine/lib/cache.php b/engine/lib/cache.php
index 5c917bb18..74644019c 100644
--- a/engine/lib/cache.php
+++ b/engine/lib/cache.php
@@ -125,7 +125,7 @@ function elgg_get_filepath_cache() {
  * @access private
  */
 function elgg_filepath_cache_reset() {
-	return elgg_reset_system_cache();
+	elgg_reset_system_cache();
 }
 /**
  * @access private
@@ -143,13 +143,13 @@ function elgg_filepath_cache_load($type) {
  * @access private
  */
 function elgg_enable_filepath_cache() {
-	return elgg_enable_system_cache();
+	elgg_enable_system_cache();
 }
 /**
  * @access private
  */
 function elgg_disable_filepath_cache() {
-	return elgg_disable_system_cache();
+	elgg_disable_system_cache();
 }
 
 /* Simplecache */
diff --git a/engine/lib/configuration.php b/engine/lib/configuration.php
index 851430127..a0f297f0c 100644
--- a/engine/lib/configuration.php
+++ b/engine/lib/configuration.php
@@ -182,7 +182,7 @@ function verify_installation() {
 	global $CONFIG;
 
 	if (isset($CONFIG->installed)) {
-		return $CONFIG->installed;
+		return;
 	}
 
 	try {
diff --git a/engine/lib/cron.php b/engine/lib/cron.php
index f2939bdd6..dd83a9849 100644
--- a/engine/lib/cron.php
+++ b/engine/lib/cron.php
@@ -52,7 +52,6 @@ function cron_page_handler($page) {
 	$params['time'] = time();
 
 	// Data to return to
-	$std_out = "";
 	$old_stdout = "";
 	ob_start();
 
diff --git a/engine/lib/elgglib.php b/engine/lib/elgglib.php
index 746fd8aa9..6a2ebf97b 100644
--- a/engine/lib/elgglib.php
+++ b/engine/lib/elgglib.php
@@ -1903,6 +1903,7 @@ function elgg_cacheable_view_page_handler($page, $type) {
 		echo $return;
 		return true;
 	}
+	return false;
 }
 
 /**
diff --git a/engine/lib/export.php b/engine/lib/export.php
index 31afc1b74..1996bc885 100644
--- a/engine/lib/export.php
+++ b/engine/lib/export.php
@@ -117,18 +117,19 @@ function _process_element(ODD $odd) {
 	global $IMPORTED_DATA, $IMPORTED_OBJECT_COUNTER;
 
 	// See if anyone handles this element, return true if it is.
+	$to_be_serialised = null;
 	if ($odd) {
 		$handled = elgg_trigger_plugin_hook("import", "all", array("element" => $odd), $to_be_serialised);
-	}
 
-	// If not, then see if any of its sub elements are handled
-	if ($handled) {
-		// Increment validation counter
-		$IMPORTED_OBJECT_COUNTER ++;
-		// Return the constructed object
-		$IMPORTED_DATA[] = $handled;
+		// If not, then see if any of its sub elements are handled
+		if ($handled) {
+			// Increment validation counter
+			$IMPORTED_OBJECT_COUNTER ++;
+			// Return the constructed object
+			$IMPORTED_DATA[] = $handled;
 
-		return true;
+			return true;
+		}
 	}
 
 	return false;
diff --git a/engine/lib/location.php b/engine/lib/location.php
index 5b889509b..b319bb3bb 100644
--- a/engine/lib/location.php
+++ b/engine/lib/location.php
@@ -101,7 +101,7 @@ function elgg_get_entities_from_location(array $options = array()) {
 	$long_min = $long - $long_distance;
 	$long_max = $long + $long_distance;
 
-	$where = array();
+	$wheres = array();
 	$wheres[] = "lat_name.string='geo:lat'";
 	$wheres[] = "lat_value.string >= $lat_min";
 	$wheres[] = "lat_value.string <= $lat_max";
diff --git a/engine/lib/plugins.php b/engine/lib/plugins.php
index 3a42cb9b8..973ca4026 100644
--- a/engine/lib/plugins.php
+++ b/engine/lib/plugins.php
@@ -261,6 +261,8 @@ function elgg_get_max_plugin_priority() {
 	$data = get_data($q);
 	if ($data) {
 		$max = $data[0]->max;
+	} else {
+		$max = 1;
 	}
 
 	// can't have a priority of 0.
@@ -442,6 +444,7 @@ function elgg_set_plugin_priorities(array $order) {
 	// though we do start with 1
 	$order = array_values($order);
 
+	$missing_plugins = array();
 	foreach ($plugins as $plugin) {
 		$plugin_id = $plugin->getID();
 
@@ -640,19 +643,18 @@ function elgg_get_plugins_provides($type = null, $name = null) {
  * @access private
  */
 function elgg_check_plugins_provides($type, $name, $version = null, $comparison = 'ge') {
-	if (!$provided = elgg_get_plugins_provides($type, $name)) {
+	$provided = elgg_get_plugins_provides($type, $name);
+	if (!$provided) {
 		return array(
 			'status' => false,
 			'version' => ''
 		);
 	}
 
-	if ($provided) {
-		if ($version) {
-			$status = version_compare($provided['version'], $version, $comparison);
-		} else {
-			$status = true;
-		}
+	if ($version) {
+		$status = version_compare($provided['version'], $version, $comparison);
+	} else {
+		$status = true;
 	}
 
 	return array(
diff --git a/engine/lib/relationships.php b/engine/lib/relationships.php
index 74954b4ff..6f18bda93 100644
--- a/engine/lib/relationships.php
+++ b/engine/lib/relationships.php
@@ -571,9 +571,8 @@ function import_relationship_plugin_hook($hook, $entity_type, $returnvalue, $par
 	if ($element instanceof ODDRelationship) {
 		$tmp = new ElggRelationship();
 		$tmp->import($element);
-
-		return $tmp;
 	}
+	return $tmp;
 }
 
 /**
diff --git a/engine/lib/river.php b/engine/lib/river.php
index 148fee051..6274887b5 100644
--- a/engine/lib/river.php
+++ b/engine/lib/river.php
@@ -500,6 +500,7 @@ function elgg_get_river_type_subtype_where_sql($table, $types, $subtypes, $pairs
 		return '';
 	}
 
+	$wheres = array();
 	$types_wheres = array();
 	$subtypes_wheres = array();
 
diff --git a/engine/lib/sessions.php b/engine/lib/sessions.php
index 72ca0a1c2..eb451f05a 100644
--- a/engine/lib/sessions.php
+++ b/engine/lib/sessions.php
@@ -616,7 +616,7 @@ function _elgg_session_destroy($id) {
 		global $sess_save_path;
 
 		$sess_file = "$sess_save_path/sess_$id";
-		return(@unlink($sess_file));
+		return (@unlink($sess_file));
 	}
 
 	return false;
diff --git a/engine/lib/sites.php b/engine/lib/sites.php
index fe9af8c7a..8ee3213d3 100644
--- a/engine/lib/sites.php
+++ b/engine/lib/sites.php
@@ -26,7 +26,7 @@ function elgg_get_site_entity($site_guid = 0) {
 		$site = get_entity($site_guid);
 	}
 	
-	if($site instanceof ElggSite){
+	if ($site instanceof ElggSite) {
 		$result = $site;
 	}
 
diff --git a/engine/lib/statistics.php b/engine/lib/statistics.php
index 5ee640549..0c9a3c945 100644
--- a/engine/lib/statistics.php
+++ b/engine/lib/statistics.php
@@ -101,9 +101,10 @@ function get_online_users() {
 	if ($objects) {
 		return elgg_view_entity_list($objects, array(
 			'count' => $count,
-			'limit' => 10
+			'limit' => 10,
 		));
 	}
+	return '';
 }
 
 /**
diff --git a/engine/lib/system_log.php b/engine/lib/system_log.php
index 8149d3fac..38bc4ba96 100644
--- a/engine/lib/system_log.php
+++ b/engine/lib/system_log.php
@@ -25,9 +25,9 @@
  * @param string    $ip_address The IP address.
  * @return mixed
  */
-function get_system_log($by_user = "", $event = "", $class = "", $type = "", $subtype = "",
-$limit = 10, $offset = 0, $count = false, $timebefore = 0, $timeafter = 0, $object_id = 0,
-$ip_address = false) {
+function get_system_log($by_user = "", $event = "", $class = "", $type = "", $subtype = "", $limit = 10,
+						$offset = 0, $count = false, $timebefore = 0, $timeafter = 0, $object_id = 0,
+						$ip_address = "") {
 
 	global $CONFIG;
 
diff --git a/engine/lib/tags.php b/engine/lib/tags.php
index a25bd7d33..586a9b9e4 100644
--- a/engine/lib/tags.php
+++ b/engine/lib/tags.php
@@ -172,6 +172,7 @@ function elgg_get_tags(array $options = array()) {
 	// catch for tags that were spaces
 	$wheres[] = "msv.string != ''";
 
+	$sanitised_tags = array();
 	foreach ($options['tag_names'] as $tag) {
 		$sanitised_tags[] = '"' . sanitise_string($tag) . '"';
 	}
diff --git a/engine/lib/upgrades/create_upgrade.php b/engine/lib/upgrades/create_upgrade.php
index 3652e18a2..f0fa9b594 100644
--- a/engine/lib/upgrades/create_upgrade.php
+++ b/engine/lib/upgrades/create_upgrade.php
@@ -93,7 +93,7 @@ if (!$h) {
 	die("Could not open file $upgrade_file");
 }
 
-if (!fputs($h, $upgrade_code)) {
+if (!fwrite($h, $upgrade_code)) {
 	die("Could not write to $upgrade_file");
 } else {
 	elgg_set_version_dot_php_version($upgrade_version);
@@ -130,6 +130,7 @@ function elgg_set_version_dot_php_version($version) {
 
 	fputs($h, $out);
 	fclose($h);
+	return true;
 }
 
 /**
diff --git a/engine/lib/user_settings.php b/engine/lib/user_settings.php
index e4069fb53..cca5359a4 100644
--- a/engine/lib/user_settings.php
+++ b/engine/lib/user_settings.php
@@ -332,6 +332,7 @@ function usersettings_page_handler($page) {
 		require $path;
 		return true;
 	}
+	return false;
 }
 
 /**
diff --git a/engine/lib/users.php b/engine/lib/users.php
index 22ce08e10..7a6245261 100644
--- a/engine/lib/users.php
+++ b/engine/lib/users.php
@@ -560,7 +560,7 @@ function get_user_by_username($username) {
 
 	// Caching
 	if ((isset($USERNAME_TO_GUID_MAP_CACHE[$username]))
-	&& (retrieve_cached_entity($USERNAME_TO_GUID_MAP_CACHE[$username]))) {
+			&& (retrieve_cached_entity($USERNAME_TO_GUID_MAP_CACHE[$username]))) {
 		return retrieve_cached_entity($USERNAME_TO_GUID_MAP_CACHE[$username]);
 	}
 
@@ -687,15 +687,14 @@ function send_new_password_request($user_guid) {
 		$code = generate_random_cleartext_password();
 		$user->setPrivateSetting('passwd_conf_code', $code);
 
-
 		// generate link
-		$link = $CONFIG->site->url . "resetpassword?u=$user_guid&c=$code";
+		$link = elgg_get_site_url() . "resetpassword?u=$user_guid&c=$code";
 
 		// generate email
 		$email = elgg_echo('email:resetreq:body', array($user->name, $_SERVER['REMOTE_ADDR'], $link));
 
-		return notify_user($user->guid, $CONFIG->site->guid,
-			elgg_echo('email:resetreq:subject'), $email, NULL, 'email');
+		return notify_user($user->guid, elgg_get_site_entity()->guid,
+			elgg_echo('email:resetreq:subject'), $email, array(), 'email');
 	}
 
 	return false;
@@ -760,7 +759,7 @@ function execute_new_password_request($user_guid, $conf_code) {
 				$email = elgg_echo('email:resetpassword:body', array($user->name, $password));
 
 				return notify_user($user->guid, $CONFIG->site->guid,
-					elgg_echo('email:resetpassword:subject'), $email, NULL, 'email');
+					elgg_echo('email:resetpassword:subject'), $email, array(), 'email');
 			}
 		}
 	}
@@ -1036,7 +1035,7 @@ function elgg_get_user_validation_status($user_guid) {
 		'metadata_name' => 'validated'
 	));
 	if ($md == false) {
-		return;
+		return null;
 	}
 
 	if ($md[0]->value) {
@@ -1208,7 +1207,8 @@ function set_last_login($user_guid) {
 function user_create_hook_add_site_relationship($event, $object_type, $object) {
 	global $CONFIG;
 
-	add_entity_relationship($object->getGUID(), 'member_of_site', $CONFIG->site->getGUID());
+	add_entity_relationship($object->getGUID(), 'member_of_site', elgg_get_site_entity()->guid);
+	return true;
 }
 
 /**
diff --git a/engine/lib/views.php b/engine/lib/views.php
index 9ee7ae00c..7d8347863 100644
--- a/engine/lib/views.php
+++ b/engine/lib/views.php
@@ -1451,17 +1451,13 @@ function elgg_get_views($dir, $base) {
  */
 function elgg_view_tree($view_root, $viewtype = "") {
 	global $CONFIG;
-	static $treecache;
+	static $treecache = array();
 
 	// Get viewtype
 	if (!$viewtype) {
 		$viewtype = elgg_get_viewtype();
 	}
 
-	// Has the treecache been initialised?
-	if (!isset($treecache)) {
-		$treecache = array();
-	}
 	// A little light internal caching
 	if (!empty($treecache[$view_root])) {
 		return $treecache[$view_root];
-- 
cgit v1.2.3


From 011485988a8fa734c2ed74fec21031b3beebbcfd Mon Sep 17 00:00:00 2001
From: Steve Clay <steve@mrclay.org>
Date: Mon, 4 Feb 2013 21:09:02 -0500
Subject: Lots of new @todos :(

---
 engine/classes/ElggDiskFilestore.php | 1 +
 engine/classes/ElggFile.php          | 3 +++
 engine/classes/ElggGroup.php         | 3 +++
 engine/classes/ElggMenuBuilder.php   | 2 ++
 engine/classes/ElggPlugin.php        | 2 ++
 engine/lib/annotations.php           | 1 +
 engine/lib/calendar.php              | 2 ++
 engine/lib/database.php              | 2 ++
 engine/lib/entities.php              | 3 +++
 engine/lib/input.php                 | 5 +++++
 engine/lib/metastrings.php           | 1 +
 engine/lib/notification.php          | 3 ++-
 engine/lib/plugins.php               | 2 ++
 engine/lib/system_log.php            | 2 ++
 14 files changed, 31 insertions(+), 1 deletion(-)

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

diff --git a/engine/classes/ElggDiskFilestore.php b/engine/classes/ElggDiskFilestore.php
index 2d86e7c2d..7374aad35 100644
--- a/engine/classes/ElggDiskFilestore.php
+++ b/engine/classes/ElggDiskFilestore.php
@@ -60,6 +60,7 @@ class ElggDiskFilestore extends ElggFilestore {
 
 		$path = substr($fullname, 0, $ls);
 		$name = substr($fullname, $ls);
+		// @todo $name is unused, remove it or do we need to fix something?
 
 		// Try and create the directory
 		try {
diff --git a/engine/classes/ElggFile.php b/engine/classes/ElggFile.php
index 532db3617..3e9c24c17 100644
--- a/engine/classes/ElggFile.php
+++ b/engine/classes/ElggFile.php
@@ -93,6 +93,7 @@ class ElggFile extends ElggObject {
 			$container_guid = $this->container_guid;
 		}
 		$fs = $this->getFilestore();
+		// @todo add getSize() to ElggFilestore
 		return $fs->getSize($prefix, $container_guid);
 	}
 
@@ -289,6 +290,7 @@ class ElggFile extends ElggObject {
 	public function seek($position) {
 		$fs = $this->getFilestore();
 
+		// @todo add seek() to ElggFilestore
 		return $fs->seek($this->handle, $position);
 	}
 
@@ -393,6 +395,7 @@ class ElggFile extends ElggObject {
 
 			$this->filestore = new $filestore();
 			$this->filestore->setParameters($parameters);
+			// @todo explain why $parameters will always be set here (PhpStorm complains)
 		}
 
 		// this means the entity hasn't been saved so fallback to default
diff --git a/engine/classes/ElggGroup.php b/engine/classes/ElggGroup.php
index 24bdee79e..61f699f1a 100644
--- a/engine/classes/ElggGroup.php
+++ b/engine/classes/ElggGroup.php
@@ -220,6 +220,7 @@ class ElggGroup extends ElggEntity
 	 * @return array|false
 	 */
 	public function getObjects($subtype = "", $limit = 10, $offset = 0) {
+		// @todo are we deprecating this method, too?
 		return get_objects_in_group($this->getGUID(), $subtype, 0, 0, "", $limit, $offset, false);
 	}
 
@@ -233,6 +234,7 @@ class ElggGroup extends ElggEntity
 	 * @return array|false
 	 */
 	public function getFriendsObjects($subtype = "", $limit = 10, $offset = 0) {
+		// @todo are we deprecating this method, too?
 		return get_objects_in_group($this->getGUID(), $subtype, 0, 0, "", $limit, $offset, false);
 	}
 
@@ -244,6 +246,7 @@ class ElggGroup extends ElggEntity
 	 * @return array|false
 	 */
 	public function countObjects($subtype = "") {
+		// @todo are we deprecating this method, too?
 		return get_objects_in_group($this->getGUID(), $subtype, 0, 0, "", 10, 0, true);
 	}
 
diff --git a/engine/classes/ElggMenuBuilder.php b/engine/classes/ElggMenuBuilder.php
index 6da951597..0dce02be4 100644
--- a/engine/classes/ElggMenuBuilder.php
+++ b/engine/classes/ElggMenuBuilder.php
@@ -274,6 +274,8 @@ class ElggMenuBuilder {
 	 * @param ElggMenuItem $a
 	 * @param ElggMenuItem $b
 	 * @return bool
+	 *
+	 * @todo deprecate this? weight seems to be deprecated
 	 */
 	public static function compareByWeight($a, $b) {
 		$aw = $a->getWeight();
diff --git a/engine/classes/ElggPlugin.php b/engine/classes/ElggPlugin.php
index 066fd9a79..ae447bddb 100644
--- a/engine/classes/ElggPlugin.php
+++ b/engine/classes/ElggPlugin.php
@@ -597,6 +597,8 @@ class ElggPlugin extends ElggObject {
 	 * Checks if this plugin can be activated on the current
 	 * Elgg installation.
 	 *
+	 * @todo remove $site_guid param or implement it
+	 *
 	 * @param mixed $site_guid Optional site guid
 	 * @return bool
 	 */
diff --git a/engine/lib/annotations.php b/engine/lib/annotations.php
index 41a736aa1..f40a2cc6f 100644
--- a/engine/lib/annotations.php
+++ b/engine/lib/annotations.php
@@ -17,6 +17,7 @@
  */
 function row_to_elggannotation($row) {
 	if (!($row instanceof stdClass)) {
+		// @todo should throw in this case?
 		return $row;
 	}
 
diff --git a/engine/lib/calendar.php b/engine/lib/calendar.php
index 9a06c5292..e6f95934c 100644
--- a/engine/lib/calendar.php
+++ b/engine/lib/calendar.php
@@ -39,6 +39,8 @@ function get_day_end($day = null, $month = null, $year = null) {
 /**
  * Return the notable entities for a given time period.
  *
+ * @todo this function also accepts an array(type => subtypes) for 3rd arg. Should we document this?
+ *
  * @param int     $start_time     The start time as a unix timestamp.
  * @param int     $end_time       The end time as a unix timestamp.
  * @param string  $type           The type of entity (eg "user", "object" etc)
diff --git a/engine/lib/database.php b/engine/lib/database.php
index dcf50545d..2b348366d 100644
--- a/engine/lib/database.php
+++ b/engine/lib/database.php
@@ -123,6 +123,8 @@ function establish_db_link($dblinkname = "readwrite") {
 
 	// Set up cache if global not initialized and query cache not turned off
 	if ((!$DB_QUERY_CACHE) && (!$db_cache_off)) {
+		// @todo everywhere else this is assigned to array(), making it dangerous to call
+		// object methods on this. We should consider making this an plain array
 		$DB_QUERY_CACHE = new ElggStaticVariableCache('db_query_cache');
 	}
 }
diff --git a/engine/lib/entities.php b/engine/lib/entities.php
index e3535c741..25c927ac6 100644
--- a/engine/lib/entities.php
+++ b/engine/lib/entities.php
@@ -1220,6 +1220,7 @@ function elgg_get_entity_type_subtype_where_sql($table, $types, $subtypes, $pair
 			if ($subtypes) {
 				foreach ($subtypes as $subtype) {
 					// check that the subtype is valid (with ELGG_ENTITIES_NO_VALUE being a valid subtype)
+					// @todo simplify this logic
 					if (ELGG_ENTITIES_NO_VALUE === $subtype || $subtype_id = get_subtype_id($type, $subtype)) {
 						$subtype_ids[] = (ELGG_ENTITIES_NO_VALUE === $subtype) ? ELGG_ENTITIES_NO_VALUE : $subtype_id;
 					} else {
@@ -1461,6 +1462,8 @@ function elgg_list_entities(array $options = array(), $getter = 'elgg_get_entiti
  *
  * @tip Use this to generate a list of archives by month for when entities were added or updated.
  *
+ * @todo document how to pass in array for $subtype
+ *
  * @warning Months are returned in the form YYYYMM.
  *
  * @param string $type           The type of entity
diff --git a/engine/lib/input.php b/engine/lib/input.php
index bbb9ff94d..2d9bae4dd 100644
--- a/engine/lib/input.php
+++ b/engine/lib/input.php
@@ -226,6 +226,8 @@ function elgg_clear_sticky_value($form_name, $variable) {
 /**
  * Page handler for autocomplete endpoint.
  *
+ * @todo split this into functions/objects, this is way too big
+ *
  * /livesearch?q=<query>
  *
  * Other options include:
@@ -288,6 +290,7 @@ function input_livesearch_page_handler($page) {
 
 				if ($entities = get_data($query)) {
 					foreach ($entities as $entity) {
+						// @todo use elgg_get_entities (don't query in a loop!)
 						$entity = get_entity($entity->guid);
 						/* @var ElggUser $entity */
 						if (!$entity) {
@@ -338,6 +341,7 @@ function input_livesearch_page_handler($page) {
 				";
 				if ($entities = get_data($query)) {
 					foreach ($entities as $entity) {
+						// @todo use elgg_get_entities (don't query in a loop!)
 						$entity = get_entity($entity->guid);
 						/* @var ElggGroup $entity */
 						if (!$entity) {
@@ -386,6 +390,7 @@ function input_livesearch_page_handler($page) {
 
 				if ($entities = get_data($query)) {
 					foreach ($entities as $entity) {
+						// @todo use elgg_get_entities (don't query in a loop!)
 						$entity = get_entity($entity->guid);
 						/* @var ElggUser $entity */
 						if (!$entity) {
diff --git a/engine/lib/metastrings.php b/engine/lib/metastrings.php
index 7e18597a6..76c4bd8c4 100644
--- a/engine/lib/metastrings.php
+++ b/engine/lib/metastrings.php
@@ -804,6 +804,7 @@ function elgg_delete_metastring_based_object_by_id($id, $type) {
 			}
 
 			if ($metabyname_memcache) {
+				// @todo why name_id? is that even populated?
 				$metabyname_memcache->delete("{$obj->entity_guid}:{$obj->name_id}");
 			}
 		}
diff --git a/engine/lib/notification.php b/engine/lib/notification.php
index f0aff84e6..56e591192 100644
--- a/engine/lib/notification.php
+++ b/engine/lib/notification.php
@@ -174,7 +174,8 @@ function get_user_notification_settings($user_guid = 0) {
 		$user_guid = elgg_get_logged_in_user_guid();
 	}
 
-	// @todo: holy crap, really?
+	// @todo: there should be a better way now that metadata is cached. E.g. just query for MD names, then
+	// query user object directly
 	$all_metadata = elgg_get_metadata(array(
 		'guid' => $user_guid,
 		'limit' => 0
diff --git a/engine/lib/plugins.php b/engine/lib/plugins.php
index 0ea4404f3..f281b1416 100644
--- a/engine/lib/plugins.php
+++ b/engine/lib/plugins.php
@@ -91,7 +91,9 @@ function elgg_get_plugin_ids_in_dir($dir = null) {
  * @access private
  */
 function elgg_generate_plugin_entities() {
+	// @todo $site unused, can remove?
 	$site = get_config('site');
+
 	$dir = elgg_get_plugins_path();
 	$db_prefix = elgg_get_config('dbprefix');
 
diff --git a/engine/lib/system_log.php b/engine/lib/system_log.php
index 38bc4ba96..5a153afb2 100644
--- a/engine/lib/system_log.php
+++ b/engine/lib/system_log.php
@@ -10,6 +10,8 @@
 /**
  * Retrieve the system log based on a number of parameters.
  *
+ * @todo too many args, and the first arg is too confusing
+ *
  * @param int|array $by_user    The guid(s) of the user(s) who initiated the event.
  *                              Use 0 for unowned entries. Anything else falsey means anyone.
  * @param string    $event      The event you are searching on.
-- 
cgit v1.2.3


From f4420e017f6dc2039e8e3910e5b98c0eb17a7be2 Mon Sep 17 00:00:00 2001
From: Steve Clay <steve@mrclay.org>
Date: Sat, 7 Dec 2013 20:27:32 -0500
Subject: Fixes #6012: Gets correct client IP behind proxy (1.8)

---
 engine/lib/system_log.php | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

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

diff --git a/engine/lib/system_log.php b/engine/lib/system_log.php
index 5a153afb2..bed863755 100644
--- a/engine/lib/system_log.php
+++ b/engine/lib/system_log.php
@@ -187,7 +187,11 @@ function system_log($object, $event) {
 		$object_subtype = $object->getSubtype();
 		$event = sanitise_string($event);
 		$time = time();
-		$ip_address = sanitise_string($_SERVER['REMOTE_ADDR']);
+		if (!empty($_SERVER['HTTP_X_FORWARDED_FOR'])) {
+			$ip_address = array_pop(explode(',', $_SERVER['HTTP_X_FORWARDED_FOR']));
+		} else {
+			$ip_address = sanitise_string($_SERVER['REMOTE_ADDR']);
+		}
 		$performed_by = elgg_get_logged_in_user_guid();
 
 		if (isset($object->access_id)) {
-- 
cgit v1.2.3


From 5866c12f7b5cc7c9fa922324a26c419a66fc5ea3 Mon Sep 17 00:00:00 2001
From: Paweł Sroka <srokap@gmail.com>
Date: Sun, 8 Dec 2013 04:13:02 +0100
Subject: Checks X-Real-Ip header as well when determining client IP

---
 engine/lib/system_log.php | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

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

diff --git a/engine/lib/system_log.php b/engine/lib/system_log.php
index bed863755..84302632e 100644
--- a/engine/lib/system_log.php
+++ b/engine/lib/system_log.php
@@ -187,11 +187,16 @@ function system_log($object, $event) {
 		$object_subtype = $object->getSubtype();
 		$event = sanitise_string($event);
 		$time = time();
+
 		if (!empty($_SERVER['HTTP_X_FORWARDED_FOR'])) {
 			$ip_address = array_pop(explode(',', $_SERVER['HTTP_X_FORWARDED_FOR']));
+		} elseif (!empty($_SERVER['HTTP_X_REAL_IP'])) {
+			$ip_address = array_pop(explode(',', $_SERVER['HTTP_X_REAL_IP']));
 		} else {
-			$ip_address = sanitise_string($_SERVER['REMOTE_ADDR']);
+			$ip_address = $_SERVER['REMOTE_ADDR'];
 		}
+		$ip_address = sanitise_string($ip_address);
+
 		$performed_by = elgg_get_logged_in_user_guid();
 
 		if (isset($object->access_id)) {
-- 
cgit v1.2.3