Merge pull request #883 from dawnbreak/docu

:bulb: Improving Doxygen documentation.

12 files changed, 451 insertions, 239 deletions

diff --git a/Zotlabs/Access/PermissionRoles.php b/Zotlabs/Access/PermissionRoles.php
index 49d478c5c..b335bf825 100644
--- a/Zotlabs/Access/PermissionRoles.php
+++ b/Zotlabs/Access/PermissionRoles.php
@@ -1,12 +1,21 @@
 <?php
 
-
 namespace Zotlabs\Access;
 
-use Zotlabs\Lib as Zlib;
-
+/**
+ * @brief PermissionRoles class.
+ *
+ * @see Permissions
+ */
 class PermissionRoles {
 
+	/**
+	 * @brief PermissionRoles version.
+	 *
+	 * This must match the version in Permissions.php before permission updates can run.
+	 *
+	 * @return number
+	 */
 	static public function version() {
 		return 2;
 	}
@@ -23,12 +32,13 @@ class PermissionRoles {
 				$ret['default_collection'] = false;
 				$ret['directory_publish'] = true;
 				$ret['online'] = true;
-				$ret['perms_connect'] = [ 
+				$ret['perms_connect'] = [
 					'view_stream', 'view_profile', 'view_contacts', 'view_storage',
-					'view_pages', 'view_wiki', 'send_stream', 'post_wall', 'post_comments', 
-					'post_mail', 'chat', 'post_like', 'republish' ];
-
+					'view_pages', 'view_wiki', 'send_stream', 'post_wall', 'post_comments',
+					'post_mail', 'chat', 'post_like', 'republish'
+				];
 				$ret['limits'] = PermissionLimits::Std_Limits();
+
 				break;
 
 			case 'social_restricted':
@@ -36,11 +46,11 @@ class PermissionRoles {
 				$ret['default_collection'] = true;
 				$ret['directory_publish'] = true;
 				$ret['online'] = true;
-				$ret['perms_connect'] = [ 
+				$ret['perms_connect'] = [
 					'view_stream', 'view_profile', 'view_contacts', 'view_storage',
-					'view_pages', 'view_wiki', 'send_stream', 'post_wall', 'post_comments', 
-					'post_mail', 'chat', 'post_like' ];
-
+					'view_pages', 'view_wiki', 'send_stream', 'post_wall', 'post_comments',
+					'post_mail', 'chat', 'post_like'
+				];
 				$ret['limits'] = PermissionLimits::Std_Limits();
 
 				break;
@@ -50,10 +60,11 @@ class PermissionRoles {
 				$ret['default_collection'] = true;
 				$ret['directory_publish'] = false;
 				$ret['online'] = false;
-				$ret['perms_connect'] = [ 
+				$ret['perms_connect'] = [
 					'view_stream', 'view_profile', 'view_contacts', 'view_storage',
-					'view_pages', 'view_wiki', 'send_stream', 'post_wall', 'post_comments', 
-					'post_mail', 'post_like' ];
+					'view_pages', 'view_wiki', 'send_stream', 'post_wall', 'post_comments',
+					'post_mail', 'post_like'
+				];
 				$ret['limits'] = PermissionLimits::Std_Limits();
 				$ret['limits']['view_contacts'] = PERMS_SPECIFIC;
 				$ret['limits']['view_storage'] = PERMS_SPECIFIC;
@@ -65,12 +76,13 @@ class PermissionRoles {
 				$ret['default_collection'] = false;
 				$ret['directory_publish'] = true;
 				$ret['online'] = false;
-				$ret['perms_connect'] = [ 
+				$ret['perms_connect'] = [
 					'view_stream', 'view_profile', 'view_contacts', 'view_storage',
 					'view_pages', 'view_wiki', 'post_wall', 'post_comments', 'tag_deliver',
-					'post_mail', 'post_like' , 'republish', 'chat' ];
-
+					'post_mail', 'post_like' , 'republish', 'chat'
+				];
 				$ret['limits'] = PermissionLimits::Std_Limits();
+
 				break;
 
 			case 'forum_restricted':
@@ -78,11 +90,10 @@ class PermissionRoles {
 				$ret['default_collection'] = true;
 				$ret['directory_publish'] = true;
 				$ret['online'] = false;
-				$ret['perms_connect'] = [ 
+				$ret['perms_connect'] = [
 					'view_stream', 'view_profile', 'view_contacts', 'view_storage',
 					'view_pages', 'view_wiki', 'post_wall', 'post_comments', 'tag_deliver',
 					'post_mail', 'post_like' , 'chat' ];
-
 				$ret['limits'] = PermissionLimits::Std_Limits();
 
 				break;
@@ -92,12 +103,11 @@ class PermissionRoles {
 				$ret['default_collection'] = true;
 				$ret['directory_publish'] = false;
 				$ret['online'] = false;
-
-				$ret['perms_connect'] = [ 
+				$ret['perms_connect'] = [
 					'view_stream', 'view_profile', 'view_contacts', 'view_storage',
 					'view_pages', 'view_wiki', 'post_wall', 'post_comments',
-					'post_mail', 'post_like' , 'chat' ];
-
+					'post_mail', 'post_like' , 'chat'
+				];
 				$ret['limits'] = PermissionLimits::Std_Limits();
 				$ret['limits']['view_profile']  = PERMS_SPECIFIC;
 				$ret['limits']['view_contacts'] = PERMS_SPECIFIC;
@@ -112,12 +122,11 @@ class PermissionRoles {
 				$ret['default_collection'] = false;
 				$ret['directory_publish'] = true;
 				$ret['online'] = false;
-
-				$ret['perms_connect'] = [ 
+				$ret['perms_connect'] = [
 					'view_stream', 'view_profile', 'view_contacts', 'view_storage',
-					'view_pages', 'view_wiki', 'send_stream', 'post_wall', 'post_comments', 
-					'post_mail', 'post_like' , 'republish' ];
-	
+					'view_pages', 'view_wiki', 'send_stream', 'post_wall', 'post_comments',
+					'post_mail', 'post_like' , 'republish'
+				];
 				$ret['limits'] = PermissionLimits::Std_Limits();
 
 				break;
@@ -127,11 +136,11 @@ class PermissionRoles {
 				$ret['default_collection'] = true;
 				$ret['directory_publish'] = false;
 				$ret['online'] = false;
-				$ret['perms_connect'] = [ 
+				$ret['perms_connect'] = [
 					'view_stream', 'view_profile', 'view_contacts', 'view_storage',
-					'view_pages', 'view_wiki', 'send_stream', 'post_wall', 'post_comments', 
-					'post_mail', 'post_like' , 'republish' ];
-
+					'view_pages', 'view_wiki', 'send_stream', 'post_wall', 'post_comments',
+					'post_mail', 'post_like' , 'republish'
+				];
 				$ret['limits'] = PermissionLimits::Std_Limits();
 
 				break;
@@ -141,11 +150,10 @@ class PermissionRoles {
 				$ret['default_collection'] = false;
 				$ret['directory_publish'] = true;
 				$ret['online'] = false;
-
-				$ret['perms_connect'] = [ 
+				$ret['perms_connect'] = [
 					'view_stream', 'view_profile', 'view_contacts', 'view_storage',
-					'view_pages', 'view_wiki', 'post_like' , 'republish' ];
-
+					'view_pages', 'view_wiki', 'post_like' , 'republish'
+				];
 				$ret['limits'] = PermissionLimits::Std_Limits();
 
 				break;
@@ -155,13 +163,13 @@ class PermissionRoles {
 				$ret['default_collection'] = false;
 				$ret['directory_publish'] = true;
 				$ret['online'] = false;
-
-				$ret['perms_connect'] = [ 
+				$ret['perms_connect'] = [
 					'view_stream', 'view_profile', 'view_contacts', 'view_storage',
 					'view_pages', 'view_wiki', 'write_storage', 'write_pages', 'post_wall', 'post_comments', 'tag_deliver',
-					'post_mail', 'post_like' , 'republish', 'chat', 'write_wiki' ];
-
+					'post_mail', 'post_like' , 'republish', 'chat', 'write_wiki'
+				];
 				$ret['limits'] = PermissionLimits::Std_Limits();
+
 				break;
 
 			case 'custom':
@@ -170,11 +178,15 @@ class PermissionRoles {
 		}
 
 		$x = get_config('system','role_perms');
-		// let system settings over-ride any or all 
+		// let system settings over-ride any or all
 		if($x && is_array($x) && array_key_exists($role,$x))
 			$ret = array_merge($ret,$x[$role]);
 
-		call_hooks('get_role_perms',$ret);
+		/**
+		 * @hooks get_role_perms
+		 *   * \e array
+		 */
+		call_hooks('get_role_perms', $ret);
 
 		return $ret;
 	}
@@ -187,10 +199,10 @@ class PermissionRoles {
 		//     \Zotlabs\Access\PermissionLimits::Set($uid,$perm,1);
 
 		if($perm === 'view_wiki')
-		     \Zotlabs\Access\PermissionLimits::Set($uid,$perm,PERMS_PUBLIC);
+			\Zotlabs\Access\PermissionLimits::Set($uid, $perm, PERMS_PUBLIC);
 
 		if($perm === 'write_wiki')
-		     \Zotlabs\Access\PermissionLimits::Set($uid,$perm,PERMS_SPECIFIC);
+			\Zotlabs\Access\PermissionLimits::Set($uid, $perm, PERMS_SPECIFIC);
 
 
 		// set autoperms here if applicable
@@ -213,8 +225,6 @@ class PermissionRoles {
 			if($c) {
 				set_abconfig($uid,$c['channel_hash'],'autoperms',$perm,$value);
 			}
-
-
 		}
 
 		// now set something for all existing connections.
@@ -242,38 +252,44 @@ class PermissionRoles {
 		}
 	}
 
-
+	/**
+	 * @brief Array with translated role names and grouping.
+	 *
+	 * Return an associative array with grouped role names that can be used
+	 * to create select groups like in \e field_select_grouped.tpl.
+	 *
+	 * @return array
+	 */
 	static public function roles() {
-	    $roles = [
+		$roles = [
 			t('Social Networking') => [
-				'social' => t('Social - Mostly Public'), 
-				'social_restricted' => t('Social - Restricted'), 
+				'social' => t('Social - Mostly Public'),
+				'social_restricted' => t('Social - Restricted'),
 				'social_private' => t('Social - Private')
 			],
 
 			t('Community Forum') => [
-				'forum' => t('Forum - Mostly Public'), 
-				'forum_restricted' => t('Forum - Restricted'), 
+				'forum' => t('Forum - Mostly Public'),
+				'forum_restricted' => t('Forum - Restricted'),
 				'forum_private' => t('Forum - Private')
 			],
 
 			t('Feed Republish') => [
-				'feed' => t('Feed - Mostly Public'), 
+				'feed' => t('Feed - Mostly Public'),
 				'feed_restricted' => t('Feed - Restricted')
 			],
 
 			t('Special Purpose') => [
-				'soapbox' => t('Special - Celebrity/Soapbox'), 
+				'soapbox' => t('Special - Celebrity/Soapbox'),
 				'repository' => t('Special - Group Repository')
 			],
 
 			t('Other') => [
 				'custom' => t('Custom/Expert Mode')
 			]
-    
 		];
 
-    	return $roles;
+		return $roles;
 	}
 
 }
\ No newline at end of file
diff --git a/Zotlabs/Access/Permissions.php b/Zotlabs/Access/Permissions.php
index 62c4af0ff..20ce21238 100644
--- a/Zotlabs/Access/Permissions.php
+++ b/Zotlabs/Access/Permissions.php
@@ -33,19 +33,22 @@ use Zotlabs\Lib as Zlib;
  */
 class Permissions {
 
+	/**
+	 * @brief Permissions version.
+	 *
+	 * This must match the version in PermissionRoles.php before permission updates can run.
+	 *
+	 * @return number
+	 */
 	static public function version() {
-		// This must match the version in PermissionRoles.php before permission updates can run.
 		return 2;
 	}
 
 	/**
 	 * @brief Return an array with Permissions.
 	 *
-	 * @hooks permissions_list
-	 *   * \e array \b permissions
-	 *   * \e string \b filter
-	 * @param string $filter (optional) only passed to hook permission_list
-	 * @return Associative array with permissions and short description.
+	 * @param string $filter (optional) only passed to hook permissions_list
+	 * @return array Associative array with permissions and short description.
 	 */
 	static public function Perms($filter = '') {
 
@@ -74,6 +77,11 @@ class Permissions {
 			'permissions' => $perms,
 			'filter' => $filter
 		];
+		/**
+		 * @hooks permissions_list
+		 *   * \e array \b permissions
+		 *   * \e string \b filter
+		 */
 		call_hooks('permissions_list', $x);
 
 		return($x['permissions']);
@@ -84,9 +92,7 @@ class Permissions {
 	 *
 	 * e.g. you must be authenticated.
 	 *
-	 * @hooks write_perms
-	 *   * \e array \b permissions
-	 * @return Associative array with permissions and short description.
+	 * @return array Associative array with permissions and short description.
 	 */
 	static public function BlockedAnonPerms() {
 
@@ -99,6 +105,10 @@ class Permissions {
 		}
 
 		$x = ['permissions' => $res];
+		/**
+		 * @hooks write_perms
+		 *   * \e array \b permissions
+		 */
 		call_hooks('write_perms', $x);
 
 		return($x['permissions']);
@@ -138,7 +148,7 @@ class Permissions {
 	 * to [ 0 => ['name' => 'view_stream', 'value' => 1], ... ]
 	 *
 	 * @param array $arr associative perms array 'view_stream' => 1
-	 * @return Indexed array with elements that look like
+	 * @return array Indexed array with elements that look like
 	 *   * \e string \b name the perm name (e.g. view_stream)
 	 *   * \e int \b value the value of the perm (e.g. 1)
 	 */
@@ -197,11 +207,10 @@ class Permissions {
 	 * @brief
 	 *
 	 * @param int $channel_id A channel id
-	 * @return associative array
+	 * @return array Associative array with
 	 *   * \e array \b perms Permission array
 	 *   * \e int \b automatic 0 or 1
 	 */
-
 	static public function connect_perms($channel_id) {
 
 		$my_perms = [];
diff --git a/Zotlabs/Extend/Hook.php b/Zotlabs/Extend/Hook.php
index c6f9ea850..81260ead6 100644
--- a/Zotlabs/Extend/Hook.php
+++ b/Zotlabs/Extend/Hook.php
@@ -2,7 +2,12 @@
 
 namespace Zotlabs\Extend;
 
+use App;
 
+/**
+ * @brief Hook class.
+ *
+ */
 class Hook {
 
 	static public function register($hook,$file,$function,$version = 1,$priority = 0) {
@@ -64,11 +69,14 @@ class Hook {
 		return $r;
 	}
 
-	// unregister all hooks with this file component. 
-	// Useful for addon upgrades where you want to clean out old interfaces.
-
+	/**
+	 * @brief Unregister all hooks with this file component.
+	 *
+	 * Useful for addon upgrades where you want to clean out old interfaces.
+	 *
+	 * @param string $file
+	 */
 	static public function unregister_by_file($file) {
-
 		$r = q("DELETE FROM hook WHERE file = '%s' ",
 			dbesc($file)
 		);
@@ -76,7 +84,6 @@ class Hook {
 		return $r;
 	}
 
-
 	/**
 	 * @brief Inserts a hook into a page request.
 	 *
@@ -98,7 +105,6 @@ class Hook {
 	 * @param int $priority
 	 *     currently not implemented in this function, would require the hook array to be resorted
 	 */
-
 	static public function insert($hook, $fn, $version = 0, $priority = 0) {
 		if(is_array($fn)) {
 			$fn = serialize($fn);
diff --git a/Zotlabs/Lib/ActivityStreams.php b/Zotlabs/Lib/ActivityStreams.php
index 379e78a59..2e9bb0703 100644
--- a/Zotlabs/Lib/ActivityStreams.php
+++ b/Zotlabs/Lib/ActivityStreams.php
@@ -2,6 +2,11 @@
 
 namespace Zotlabs\Lib;
 
+/**
+ * @brief ActivityStreams class.
+ *
+ * Parses an ActivityStream JSON string.
+ */
 class ActivityStreams {
 
 	public $data;
@@ -19,9 +24,16 @@ class ActivityStreams {
 	public $recips = null;
 	public $raw_recips = null;
 
+	/**
+	 * @brief Constructor for ActivityStreams.
+	 *
+	 * Takes a JSON string as parameter, decodes it and sets up this object.
+	 *
+	 * @param string $string
+	 */
 	function __construct($string) {
 
-		$this->data = json_decode($string,true);
+		$this->data = json_decode($string, true);
 		if($this->data) {
 			$this->valid = true;
 		}
@@ -50,6 +62,11 @@ class ActivityStreams {
 		}
 	}
 
+	/**
+	 * @brief Return if instantiated ActivityStream is valid.
+	 *
+	 * @return boolean Return true if the JSON string could be decoded.
+	 */
 	function is_valid() {
 		return $this->valid;
 	}
@@ -58,18 +75,26 @@ class ActivityStreams {
 		$this->saved_recips = $arr;
 	}
 
-	function collect_recips($base = '',$namespace = '') {
+	/**
+	 * @brief Collects all recipients.
+	 *
+	 * @param string $base
+	 * @param string $namespace (optional) default empty
+	 * @return array
+	 */
+	function collect_recips($base = '', $namespace = '') {
 		$x = [];
-		$fields = [ 'to','cc','bto','bcc','audience'];
+		$fields = [ 'to', 'cc', 'bto', 'bcc', 'audience'];
 		foreach($fields as $f) {
-			$y = $this->get_compound_property($f,$base,$namespace);
+			$y = $this->get_compound_property($f, $base, $namespace);
 			if($y) {
-				$x = array_merge($x,$y);
+				$x = array_merge($x, $y);
 				if(! is_array($this->raw_recips))
 					$this->raw_recips = [];
+
 				$this->raw_recips[$f] = $x;
 			}
-		}						
+		}
 // not yet ready for prime time
 //		$x = $this->expand($x,$base,$namespace);
 		return $x;
@@ -96,23 +121,30 @@ class ActivityStreams {
 			}
 		}
 
-		// @fixme de-duplicate
+		/// @fixme de-duplicate
 
 		return $ret;
 	}
 
-	function get_namespace($base,$namespace) {
+	/**
+	 * @brief
+	 *
+	 * @param array $base
+	 * @param string $namespace if not set return empty string
+	 * @return string|NULL
+	 */
+	function get_namespace($base, $namespace) {
 
 		if(! $namespace)
 			return '';
 
 		$key = null;
 
-
 		foreach( [ $this->data, $base ] as $b ) {
 			if(! $b)
 				continue;
-			if(array_key_exists('@context',$b)) {
+
+			if(array_key_exists('@context', $b)) {
 				if(is_array($b['@context'])) {
 					foreach($b['@context'] as $ns) {
 						if(is_array($ns)) {
@@ -135,19 +167,35 @@ class ActivityStreams {
 				}
 			}
 		}
+
 		return $key;
 	}
 
-
-	function get_property_obj($property,$base = '',$namespace = '' ) {
-		$prefix = $this->get_namespace($base,$namespace);
+	/**
+	 * @brief
+	 *
+	 * @param string $property
+	 * @param array $base (optional)
+	 * @param string $namespace (optional) default empty
+	 * @return NULL|mixed
+	 */
+	function get_property_obj($property, $base = '', $namespace = '') {
+		$prefix = $this->get_namespace($base, $namespace);
 		if($prefix === null)
-			return null;	
+			return null;
+
 		$base = (($base) ? $base : $this->data);
 		$propname = (($prefix) ? $prefix . ':' : '') . $property;
-		return ((array_key_exists($propname,$base)) ? $base[$propname] : null);
+
+		return ((array_key_exists($propname, $base)) ? $base[$propname] : null);
 	}
 
+	/**
+	 * @brief Fetches a property from an URL.
+	 *
+	 * @param string $url
+	 * @return NULL|mixed
+	 */
 	function fetch_property($url) {
 		$redirects = 0;
 		if(! check_siteallowed($url)) {
@@ -155,44 +203,70 @@ class ActivityStreams {
 			return null;
 		}
 
-		$x = z_fetch_url($url,true,$redirects,
+		$x = z_fetch_url($url, true, $redirects,
 			['headers' => [ 'Accept: application/ld+json; profile="https://www.w3.org/ns/activitystreams", application/activity+json' ]]);
 		if($x['success'])
-			return json_decode($x['body'],true);
+			return json_decode($x['body'], true);
+
 		return null;
 	}
 
-	function get_compound_property($property,$base = '',$namespace = '') {
-		$x = $this->get_property_obj($property,$base,$namespace);
+	/**
+	 * @brief
+	 *
+	 * @param string $property
+	 * @param array $base
+	 * @param string $namespace (optional) default empty
+	 * @return NULL|mixed
+	 */
+	function get_compound_property($property, $base = '', $namespace = '') {
+		$x = $this->get_property_obj($property, $base, $namespace);
 		if($this->is_url($x)) {
-			$x = $this->fetch_property($x); 	
+			$x = $this->fetch_property($x);
 		}
+
 		return $x;
 	}
 
+	/**
+	 * @brief Check if string starts with http.
+	 *
+	 * @param string $url
+	 * @return boolean
+	 */
 	function is_url($url) {
-		if(($url) && (! is_array($url)) && (strpos($url,'http') === 0)) {
+		if(($url) && (! is_array($url)) && (strpos($url, 'http') === 0)) {
 			return true;
 		}
+
 		return false;
 	}
 
-	function get_primary_type($base = '',$namespace = '') {
+	/**
+	 * @brief Gets the type property.
+	 *
+	 * @param array $base
+	 * @param string $namespace (optional) default empty
+	 * @return NULL|mixed
+	 */
+	function get_primary_type($base = '', $namespace = '') {
 		if(! $base)
 			$base = $this->data;
-		$x = $this->get_property_obj('type',$base,$namespace);
+
+		$x = $this->get_property_obj('type', $base, $namespace);
 		if(is_array($x)) {
 			foreach($x as $y) {
-				if(strpos($y,':') === false) {
+				if(strpos($y, ':') === false) {
 					return $y;
 				}
 			}
 		}
+
 		return $x;
 	}
 
 	function debug() {
-		$x = var_export($this,true);
+		$x = var_export($this, true);
 		return $x;
 	}
 
diff --git a/Zotlabs/Lib/Chatroom.php b/Zotlabs/Lib/Chatroom.php
index e1a9a10b3..e762620ae 100644
--- a/Zotlabs/Lib/Chatroom.php
+++ b/Zotlabs/Lib/Chatroom.php
@@ -2,22 +2,18 @@
 namespace Zotlabs\Lib;
 
 /**
- * @brief Chat related functions.
+ * @brief A class with chatroom related static methods.
  */
-
-
-
 class Chatroom {
 	/**
 	 * @brief Creates a chatroom.
 	 *
 	 * @param array $channel
 	 * @param array $arr
-	 * @return An associative array containing:
-	 *  - success: A boolean
-	 *  - message: (optional) A string
+	 * @return array An associative array containing:
+	 *   * \e boolean \b success - A boolean success status
+	 *   * \e string \b message - (optional) A string
 	 */
-
 	static public function create($channel, $arr) {
 
 		$ret = array('success' => false);
@@ -150,8 +146,8 @@ class Chatroom {
 		}
 
 		if(intval($x[0]['cr_expire'])) {
-			$r = q("delete from chat where created < %s - INTERVAL %s and chat_room = %d", 
-				db_utcnow(), 
+			$r = q("delete from chat where created < %s - INTERVAL %s and chat_room = %d",
+				db_utcnow(),
 				db_quoteinterval( intval($x[0]['cr_expire']) . ' MINUTE' ),
 				intval($x[0]['cr_id'])
 			);
@@ -225,10 +221,16 @@ class Chatroom {
 	}
 
 	/**
-	 * create a chat message via API.
+	 * @brief Create a chat message via API.
+	 *
 	 * It is the caller's responsibility to enter the room.
- 	*/
-
+	 *
+	 * @param int $uid
+	 * @param int $room_id
+	 * @param string $xchan
+	 * @param string $text
+	 * @return array
+	 */
 	static public function message($uid, $room_id, $xchan, $text) {
 
 		$ret = array('success' => false);
@@ -245,12 +247,18 @@ class Chatroom {
 		if(! $r)
 			return $ret;
 
-		$arr = array(
+		$arr = [
 			'chat_room' => $room_id,
 			'chat_xchan' => $xchan,
 			'chat_text' => $text
-		);
-
+		];
+		/**
+		 * @hooks chat_message
+		 *   Called to create a chat message.
+		 *   * \e int \b chat_room
+		 *   * \e string \b chat_xchan
+		 *   * \e string \b chat_text
+		 */
 		call_hooks('chat_message', $arr);
 
 		$x = q("insert into chat ( chat_room, chat_xchan, created, chat_text )
diff --git a/Zotlabs/Lib/Config.php b/Zotlabs/Lib/Config.php
index 6e042feba..f9f22ba3a 100644
--- a/Zotlabs/Lib/Config.php
+++ b/Zotlabs/Lib/Config.php
@@ -1,4 +1,4 @@
-<?php /** @file */
+<?php
 
 namespace Zotlabs\Lib;
 
@@ -14,7 +14,6 @@ class Config {
 	 * @param string $family
 	 *  The category of the configuration value
 	 */
-
 	static public function Load($family) {
 		if(! array_key_exists($family, \App::$config))
 			\App::$config[$family] = array();
@@ -30,7 +29,7 @@ class Config {
 				}
 				\App::$config[$family]['config_loaded'] = true;
 			}
-		} 
+		}
 	}
 
 	/**
@@ -47,8 +46,7 @@ class Config {
 	 * @return mixed
 	 *  Return the set value, or false if the database update failed
 	 */
-
-	static public function Set($family,$key,$value) {
+	static public function Set($family, $key, $value) {
 		// manage array value
 		$dbvalue = ((is_array($value))  ? serialize($value) : $value);
 		$dbvalue = ((is_bool($dbvalue)) ? intval($dbvalue)  : $dbvalue);
@@ -76,8 +74,8 @@ class Config {
 			\App::$config[$family][$key] = $value;
 			$ret = $value;
 		}
-		return $ret;
 
+		return $ret;
 	}
 
 	/**
@@ -88,25 +86,25 @@ class Config {
 	 * $key from a cached storage in App::$config[$family]. If a key is found in the
 	 * DB but does not exist in local config cache, pull it into the cache so we
 	 * do not have to hit the DB again for this item.
-	 * 
+	 *
 	 * Returns false if not set.
 	 *
 	 * @param string $family
 	 *  The category of the configuration value
 	 * @param string $key
 	 *  The configuration key to query
+	 * @param string $default (optional) default false
 	 * @return mixed Return value or false on error or if not set
 	 */
-
-	static public function Get($family,$key,$default = false) {
+	static public function Get($family, $key, $default = false) {
 		if((! array_key_exists($family, \App::$config)) || (! array_key_exists('config_loaded', \App::$config[$family])))
 			self::Load($family);
 
 		if(array_key_exists('config_loaded', \App::$config[$family])) {
 			if(! array_key_exists($key, \App::$config[$family])) {
-				return $default;		
+				return $default;
 			}
-			return ((! is_array(\App::$config[$family][$key])) && (preg_match('|^a:[0-9]+:{.*}$|s', \App::$config[$family][$key])) 
+			return ((! is_array(\App::$config[$family][$key])) && (preg_match('|^a:[0-9]+:{.*}$|s', \App::$config[$family][$key]))
 				? unserialize(\App::$config[$family][$key])
 				: \App::$config[$family][$key]
 			);
@@ -127,17 +125,18 @@ class Config {
 	 *  The configuration key to delete
 	 * @return mixed
 	 */
-
-	static public function Delete($family,$key) {
+	static public function Delete($family, $key) {
 
 		$ret = false;
 
 		if(array_key_exists($family, \App::$config) && array_key_exists($key, \App::$config[$family]))
 			unset(\App::$config[$family][$key]);
-			$ret = q("DELETE FROM config WHERE cat = '%s' AND k = '%s'",
+
+		$ret = q("DELETE FROM config WHERE cat = '%s' AND k = '%s'",
 			dbesc($family),
 			dbesc($key)
 		);
+
 		return $ret;
 	}
 
@@ -154,12 +153,12 @@ class Config {
 	 *  The configuration key to query
 	 * @return mixed
 	 */
-
 	static private function get_from_storage($family,$key) {
 		$ret = q("SELECT * FROM config WHERE cat = '%s' AND k = '%s' LIMIT 1",
 			dbesc($family),
 			dbesc($key)
 		);
+
 		return $ret;
 	}
 
diff --git a/Zotlabs/Lib/PConfig.php b/Zotlabs/Lib/PConfig.php
index 2a0b18aac..ec0792ce1 100644
--- a/Zotlabs/Lib/PConfig.php
+++ b/Zotlabs/Lib/PConfig.php
@@ -1,8 +1,21 @@
-<?php /** @file */
+<?php
 
 namespace Zotlabs\Lib;
 
-
+/**
+ * @brief Class for handling channel specific configurations.
+ *
+ * <b>PConfig</b> is used for channel specific configurations and takes a
+ * <i>channel_id</i> as identifier. It stores for example which features are
+ * enabled per channel. The storage is of size MEDIUMTEXT.
+ *
+ * @code{.php}$var = Zotlabs\Lib\PConfig::Get('uid', 'category', 'key');
+ * // with default value for non existent key
+ * $var = Zotlabs\Lib\PConfig::Get('uid', 'category', 'unsetkey', 'defaultvalue');@endcode
+ *
+ * The old (deprecated?) way to access a PConfig value is:
+ * @code{.php}$var = get_pconfig(local_channel(), 'category', 'key');@endcode
+ */
 class PConfig {
 
 	/**
@@ -13,9 +26,8 @@ class PConfig {
 	 *
 	 * @param string $uid
 	 *  The channel_id
-	 * @return void|false Nothing or false if $uid is false
+	 * @return void|false Nothing or false if $uid is null or false
 	 */
-
 	static public function Load($uid) {
 		if(is_null($uid) || $uid === false)
 			return false;
@@ -64,11 +76,11 @@ class PConfig {
 	 *  The category of the configuration value
 	 * @param string $key
 	 *  The configuration key to query
-	 * @param boolean $instore (deprecated, without function)
+	 * @param mixed $default (optional, default false)
+	 *  Default value to return if key does not exist
 	 * @return mixed Stored value or false if it does not exist
 	 */
-
-	static public function Get($uid,$family,$key,$default = false) {
+	static public function Get($uid, $family, $key, $default = false) {
 
 		if(is_null($uid) || $uid === false)
 			return $default;
@@ -79,11 +91,10 @@ class PConfig {
 		if((! array_key_exists($family, \App::$config[$uid])) || (! array_key_exists($key, \App::$config[$uid][$family])))
 			return $default;
 
-		return ((! is_array(\App::$config[$uid][$family][$key])) && (preg_match('|^a:[0-9]+:{.*}$|s', \App::$config[$uid][$family][$key])) 
+		return ((! is_array(\App::$config[$uid][$family][$key])) && (preg_match('|^a:[0-9]+:{.*}$|s', \App::$config[$uid][$family][$key]))
 			? unserialize(\App::$config[$uid][$family][$key])
 			: \App::$config[$uid][$family][$key]
 		);
-
 	}
 
 	/**
@@ -102,12 +113,11 @@ class PConfig {
 	 *  The value to store
 	 * @return mixed Stored $value or false
 	 */
-
 	static public function Set($uid, $family, $key, $value) {
 
-		// this catches subtle errors where this function has been called 
+		// this catches subtle errors where this function has been called
 		// with local_channel() when not logged in (which returns false)
-		// and throws an error in array_key_exists below. 
+		// and throws an error in array_key_exists below.
 		// we provide a function backtrace in the logs so that we can find
 		// and fix the calling function.
 
@@ -132,7 +142,6 @@ class PConfig {
 				dbesc($key),
 				dbesc($dbvalue)
 			);
-
 		}
 		else {
 
@@ -142,7 +151,6 @@ class PConfig {
 				dbesc($family),
 				dbesc($key)
 			);
-
 		}
 
 		// keep a separate copy for all variables which were
@@ -178,7 +186,6 @@ class PConfig {
 	 *  The configuration key to delete
 	 * @return mixed
 	 */
- 
 	static public function Delete($uid, $family, $key) {
 
 		if(is_null($uid) || $uid === false)
@@ -186,12 +193,12 @@ class PConfig {
 
 		$ret = false;
 
-		if(array_key_exists($uid,\App::$config) 
-			&& is_array(\App::$config['uid']) 
-			&& array_key_exists($family,\App::$config['uid']) 
+		if(array_key_exists($uid,\App::$config)
+			&& is_array(\App::$config['uid'])
+			&& array_key_exists($family,\App::$config['uid'])
 			&& array_key_exists($key, \App::$config[$uid][$family]))
 			unset(\App::$config[$uid][$family][$key]);
-			
+
 		$ret = q("DELETE FROM pconfig WHERE uid = %d AND cat = '%s' AND k = '%s'",
 			intval($uid),
 			dbesc($family),
@@ -202,4 +209,3 @@ class PConfig {
 	}
 
 }
-		
\ No newline at end of file
diff --git a/Zotlabs/Lib/SConfig.php b/Zotlabs/Lib/SConfig.php
index ca0d133b2..ab6f49025 100644
--- a/Zotlabs/Lib/SConfig.php
+++ b/Zotlabs/Lib/SConfig.php
@@ -2,8 +2,11 @@
 
 namespace Zotlabs\Lib;
 
-// account configuration storage is built on top of the under-utilised xconfig
-
+/**
+ * @brief Account configuration storage is built on top of the under-utilised xconfig.
+ *
+ * @see XConfig
+ */
 class SConfig {
 
 	static public function Load($server_id) {
diff --git a/Zotlabs/Lib/XConfig.php b/Zotlabs/Lib/XConfig.php
index bf78c360f..c5a108ac9 100644
--- a/Zotlabs/Lib/XConfig.php
+++ b/Zotlabs/Lib/XConfig.php
@@ -2,7 +2,26 @@
 
 namespace Zotlabs\Lib;
 
-
+/**
+ * @brief Class for handling observer's config.
+ *
+ * <b>XConfig</b> is comparable to <i>PConfig</i>, except that it uses <i>xchan</i>
+ * (an observer hash) as an identifier.
+ *
+ * <b>XConfig</b> is used for observer specific configurations and takes a
+ * <i>xchan</i> as identifier.
+ * The storage is of size MEDIUMTEXT.
+ *
+ * @code{.php}$var = Zotlabs\Lib\XConfig::Get('xchan', 'category', 'key');
+ * // with default value for non existent key
+ * $var = Zotlabs\Lib\XConfig::Get('xchan', 'category', 'unsetkey', 'defaultvalue');@endcode
+ *
+ * The old (deprecated?) way to access a XConfig value is:
+ * @code{.php}$observer = App::get_observer_hash();
+ * if ($observer) {
+ *     $var = get_xconfig($observer, 'category', 'key');
+ * }@endcode
+ */
 class XConfig {
 
 	/**
@@ -15,7 +34,6 @@ class XConfig {
 	 *  The observer's hash
 	 * @return void|false Returns false if xchan is not set
 	 */
-
 	static public function Load($xchan) {
 
 		if(! $xchan)
@@ -56,9 +74,9 @@ class XConfig {
 	 *  The category of the configuration value
 	 * @param string $key
 	 *  The configuration key to query
+	 * @param boolean $default (optional) default false
 	 * @return mixed Stored $value or false if it does not exist
 	 */
-
 	static public function Get($xchan, $family, $key, $default = false) {
 
 		if(! $xchan)
@@ -70,7 +88,7 @@ class XConfig {
 		if((! array_key_exists($family, \App::$config[$xchan])) || (! array_key_exists($key, \App::$config[$xchan][$family])))
 			return $default;
 
-		return ((! is_array(\App::$config[$xchan][$family][$key])) && (preg_match('|^a:[0-9]+:{.*}$|s', \App::$config[$xchan][$family][$key])) 
+		return ((! is_array(\App::$config[$xchan][$family][$key])) && (preg_match('|^a:[0-9]+:{.*}$|s', \App::$config[$xchan][$family][$key]))
 			? unserialize(\App::$config[$xchan][$family][$key])
 			: \App::$config[$xchan][$family][$key]
 		);
@@ -82,7 +100,6 @@ class XConfig {
 	 * Stores a config value ($value) in the category ($family) under the key ($key)
 	 * for the observer's $xchan hash.
 	 *
-	 *
 	 * @param string $xchan
 	 *  The observer's hash
 	 * @param string $family
@@ -93,7 +110,6 @@ class XConfig {
 	 *  The value to store
 	 * @return mixed Stored $value or false
 	 */
-
 	static public function Set($xchan, $family, $key, $value) {
 
 		// manage array value
@@ -106,7 +122,7 @@ class XConfig {
 			if(! array_key_exists($family, \App::$config[$xchan]))
 				\App::$config[$xchan][$family] = array();
 
-			$ret = q("INSERT INTO xconfig ( xchan, cat, k, v ) VALUES ( '%s', '%s', '%s', '%s' ) ",
+			$ret = q("INSERT INTO xconfig ( xchan, cat, k, v ) VALUES ( '%s', '%s', '%s', '%s' )",
 				dbesc($xchan),
 				dbesc($family),
 				dbesc($key),
@@ -126,6 +142,7 @@ class XConfig {
 
 		if($ret)
 			return $value;
+
 		return $ret;
 	}
 
@@ -143,11 +160,11 @@ class XConfig {
 	 *  The configuration key to delete
 	 * @return mixed
 	 */
-
 	static public function Delete($xchan, $family, $key) {
 
 		if(x(\App::$config[$xchan][$family], $key))
 			unset(\App::$config[$xchan][$family][$key]);
+
 		$ret = q("DELETE FROM xconfig WHERE xchan = '%s' AND cat = '%s' AND k = '%s'",
 			dbesc($xchan),
 			dbesc($family),
diff --git a/Zotlabs/Render/Comanche.php b/Zotlabs/Render/Comanche.php
index 78ca870a7..cd06e11a8 100644
--- a/Zotlabs/Render/Comanche.php
+++ b/Zotlabs/Render/Comanche.php
@@ -5,10 +5,20 @@ namespace Zotlabs\Render;
 require_once('include/security.php');
 require_once('include/menu.php');
 
-
+/**
+ * @brief Comanche Page Description Language.
+ *
+ * Comanche is a markup language similar to bbcode with which to create elaborate
+ * and complex web pages by assembling them from a series of components - some of
+ * which are pre-built and others which can be defined on the fly. Comanche uses
+ * a Page Decription Language to create these pages.
+ *
+ * Comanche primarily chooses what content will appear in various regions of the
+ * page. The various regions have names and these names can change depending on
+ * what layout template you choose.
+ */
 class Comanche {
 
-
 	function parse($s, $pass = 0) {
 		$matches = array();
 
@@ -18,13 +28,13 @@ class Comanche {
 				$s = str_replace($mtch[0], '', $s);
 			}
 		}
-		
+
 		/*
-		 * This section supports the "switch" statement of the form given by the following 
-		 * example. The [default][/default] block must be the last in the arbitrary 
+		 * This section supports the "switch" statement of the form given by the following
+		 * example. The [default][/default] block must be the last in the arbitrary
 		 * list of cases. The first case that matches the switch variable is used
 		 * and the rest are not evaluated.
-		 * 
+		 *
 		 * [switch observer.language]
 		 * [case de]
 		 *   [block]german-content[/block]
@@ -37,7 +47,7 @@ class Comanche {
 		 * [/default]
 		 * [/switch]
 		 */
-		
+
 		$cnt = preg_match_all("/\[switch (.*?)\](.*?)\[default\](.*?)\[\/default\]\s*\[\/switch\]/ism", $s, $matches, PREG_SET_ORDER);
 		if($cnt) {
 			foreach($matches as $mtch) {
@@ -60,7 +70,7 @@ class Comanche {
 				}
 			}
 		}
-		
+
 		$cnt = preg_match_all("/\[if (.*?)\](.*?)\[else\](.*?)\[\/if\]/ism", $s, $matches, PREG_SET_ORDER);
 		if($cnt) {
 			foreach($matches as $mtch) {
@@ -89,7 +99,6 @@ class Comanche {
 			$this->parse_pass0($s);
 		else
 			$this->parse_pass1($s);
-
 	}
 
 	function parse_pass0($s) {
@@ -103,7 +112,7 @@ class Comanche {
 		$cnt = preg_match("/\[template=(.*?)\](.*?)\[\/template\]/ism", $s, $matches);
 		if($cnt) {
 			\App::$page['template'] = trim($matches[2]);
-			\App::$page['template_style'] = trim($matches[2]) . '_' . $matches[1]; 
+			\App::$page['template_style'] = trim($matches[2]) . '_' . $matches[1];
 		}
 
 		$cnt = preg_match("/\[template\](.*?)\[\/template\]/ism", $s, $matches);
@@ -145,20 +154,23 @@ class Comanche {
 	}
 
 	/**
+	 * @brief Replace conditional variables with real values.
+	 *
 	 * Currently supported condition variables:
+	 *   * $config.xxx.yyy - get_config with cat = xxx and k = yyy
+	 *   * $request - request uri for this page
+	 *   * $observer.language - viewer's preferred language (closest match)
+	 *   * $observer.address - xchan_addr or false
+	 *   * $observer.name - xchan_name or false
+	 *   * $observer - xchan_hash of observer or empty string
+	 *   * $local_channel - logged in channel_id or false
 	 *
-	 * $config.xxx.yyy - get_config with cat = xxx and k = yyy
-	 * $request - request uri for this page
-	 * $observer.language - viewer's preferred language (closest match)
-	 * $observer.address - xchan_addr or false
-	 * $observer.name - xchan_name or false
-	 * $observer - xchan_hash of observer or empty string
-	 * $local_channel - logged in channel_id or false
+	 * @param string $v The conditional variable name
+	 * @return string|boolean
 	 */
-
 	function get_condition_var($v) {
 		if($v) {
-			$x = explode('.',$v);
+			$x = explode('.', $v);
 			if($x[0] == 'config')
 				return get_config($x[1],$x[2]);
 			elseif($x[0] === 'request')
@@ -179,6 +191,7 @@ class Comanche {
 						return $y['xchan_name'];
 					elseif($x[1] == 'webname')
 						return substr($y['xchan_addr'],0,strpos($y['xchan_addr'],'@'));
+
 					return false;
 				}
 				return get_observer_hash();
@@ -186,30 +199,39 @@ class Comanche {
 			else
 				return false;
 		}
+
 		return false;
 	}
 
+	/**
+	 * @brief Test for Conditional Execution conditions.
+	 *
+	 * This is extensible. The first version of variable testing supports tests of the forms:
+	 *
+	 * - [if $config.system.foo ~= baz] which will check if get_config('system','foo') contains the string 'baz';
+	 * - [if $config.system.foo == baz] which will check if get_config('system','foo') is the string 'baz';
+	 * - [if $config.system.foo != baz] which will check if get_config('system','foo') is not the string 'baz';
+	 * - [if $config.system.foo >= 3] which will check if get_config('system','foo') is greater than or equal to 3;
+	 * - [if $config.system.foo > 3] which will check if get_config('system','foo') is greater than 3;
+	 * - [if $config.system.foo <= 3] which will check if get_config('system','foo') is less than or equal to 3;
+	 * - [if $config.system.foo < 3] which will check if get_config('system','foo') is less than 3;
+	 *
+	 * - [if $config.system.foo {} baz] which will check if 'baz' is an array element in get_config('system','foo')
+	 * - [if $config.system.foo {*} baz] which will check if 'baz' is an array key in get_config('system','foo')
+	 * - [if $config.system.foo] which will check for a return of a true condition for get_config('system','foo');
+	 *
+	 * The values 0, '', an empty array, and an unset value will all evaluate to false.
+	 *
+	 * @param int|string $s
+	 * @return boolean
+	 */
 	function test_condition($s) {
-		// This is extensible. The first version of variable testing supports tests of the forms:
-
-		// [if $config.system.foo ~= baz] which will check if get_config('system','foo') contains the string 'baz';
-		// [if $config.system.foo == baz] which will check if get_config('system','foo') is the string 'baz';
-		// [if $config.system.foo != baz] which will check if get_config('system','foo') is not the string 'baz';
-		// [if $config.system.foo >= 3] which will check if get_config('system','foo') is greater than or equal to 3;
-		// [if $config.system.foo > 3] which will check if get_config('system','foo') is greater than 3;
-
-		// [if $config.system.foo <= 3] which will check if get_config('system','foo') is less than or equal to 3;
-		// [if $config.system.foo < 3] which will check if get_config('system','foo') is less than 3;
-
-		// [if $config.system.foo {} baz] which will check if 'baz' is an array element in get_config('system','foo')
-		// [if $config.system.foo {*} baz] which will check if 'baz' is an array key in get_config('system','foo')
-		// [if $config.system.foo] which will check for a return of a true condition for get_config('system','foo');
-		// The values 0, '', an empty array, and an unset value will all evaluate to false.
 
 		if(preg_match('/[\$](.*?)\s\~\=\s(.*?)$/',$s,$matches)) {
 			$x = $this->get_condition_var($matches[1]);
 			if(stripos($x,trim($matches[2])) !== false)
 				return true;
+
 			return false;
 		}
 
@@ -217,6 +239,7 @@ class Comanche {
 			$x = $this->get_condition_var($matches[1]);
 			if($x == trim($matches[2]))
 				return true;
+
 			return false;
 		}
 
@@ -224,6 +247,7 @@ class Comanche {
 			$x = $this->get_condition_var($matches[1]);
 			if($x != trim($matches[2]))
 				return true;
+
 			return false;
 		}
 
@@ -231,24 +255,31 @@ class Comanche {
 			$x = $this->get_condition_var($matches[1]);
 			if($x >= trim($matches[2]))
 				return true;
+
 			return false;
 		}
+
 		if(preg_match('/[\$](.*?)\s\<\=\s(.*?)$/',$s,$matches)) {
 			$x = $this->get_condition_var($matches[1]);
 			if($x <= trim($matches[2]))
 				return true;
+
 			return false;
 		}
+
 		if(preg_match('/[\$](.*?)\s\>\s(.*?)$/',$s,$matches)) {
 			$x = $this->get_condition_var($matches[1]);
 			if($x > trim($matches[2]))
 				return true;
+
 			return false;
 		}
+
 		if(preg_match('/[\$](.*?)\s\>\s(.*?)$/',$s,$matches)) {
 			$x = $this->get_condition_var($matches[1]);
 			if($x < trim($matches[2]))
 				return true;
+
 			return false;
 		}
 
@@ -256,6 +287,7 @@ class Comanche {
 			$x = $this->get_condition_var($matches[1]);
 			if(is_array($x) && in_array(trim($matches[2]),$x))
 				return true;
+
 			return false;
 		}
 
@@ -263,6 +295,7 @@ class Comanche {
 			$x = $this->get_condition_var($matches[1]);
 			if(is_array($x) && array_key_exists(trim($matches[2]),$x))
 				return true;
+
 			return false;
 		}
 
@@ -270,13 +303,21 @@ class Comanche {
 			$x = $this->get_condition_var($matches[1]);
 			if($x)
 				return true;
+
 			return false;
 		}
-		return false;
 
+		return false;
 	}
 
-
+	/**
+	 * @brief Return rendered menu for current channel_id.
+	 *
+	 * @see menu_render()
+	 * @param string $s
+	 * @param string $class (optional) default empty
+	 * @return string
+	 */
 	function menu($s, $class = '') {
 
 		$channel_id = $this->get_channel_id();
@@ -291,7 +332,7 @@ class Comanche {
 		}
 
 		if($channel_id) {
-			$m = menu_fetch($name,$channel_id, get_observer_hash());
+			$m = menu_fetch($name, $channel_id, get_observer_hash());
 			return menu_render($m, $class, $edit = false, $var);
 		}
 	}
@@ -309,9 +350,8 @@ class Comanche {
 	 * Returns the channel_id of the profile owner of the page, or the local_channel
 	 * if there is no profile owner. Otherwise returns 0.
 	 *
-	 * @return channel_id
+	 * @return int channel_id
 	 */
-
 	function get_channel_id() {
 		$channel_id = ((is_array(\App::$profile)) ? \App::$profile['profile_uid'] : 0);
 
@@ -321,6 +361,13 @@ class Comanche {
 		return $channel_id;
 	}
 
+	/**
+	 * @brief Returns a parsed block.
+	 *
+	 * @param string $s
+	 * @param string $class (optional) default empty
+	 * @return string parsed HTML of block
+	 */
 	function block($s, $class = '') {
 		$var = array();
 		$matches = array();
@@ -339,7 +386,7 @@ class Comanche {
 		$channel_id = $this->get_channel_id();
 
 		if($channel_id) {
-			$r = q("select * from item inner join iconfig on iconfig.iid = item.id and item.uid = %d 
+			$r = q("select * from item inner join iconfig on iconfig.iid = item.id and item.uid = %d
 				and iconfig.cat = 'system' and iconfig.k = 'BUILDBLOCK' and iconfig.v = '%s' limit 1",
 				intval($channel_id),
 				dbesc($name)
@@ -381,6 +428,12 @@ class Comanche {
 		return $o;
 	}
 
+	/**
+	 * @brief Include JS depending on framework.
+	 *
+	 * @param string $s
+	 * @return string
+	 */
 	function js($s) {
 
 		switch($s) {
@@ -401,9 +454,14 @@ class Comanche {
 			$ret .= $init;
 
 		return $ret;
-
 	}
 
+	/**
+	 * @brief Include CSS depending on framework.
+	 *
+	 * @param string $s
+	 * @return string
+	 */
 	function css($s) {
 
 		switch($s) {
@@ -418,17 +476,22 @@ class Comanche {
 		$ret = '<link rel="stylesheet" href="' . z_root() . '/' . $path . '" type="text/css" media="screen">';
 
 		return $ret;
-
 	}
 
-	// This doesn't really belong in Comanche, but it could also be argued that it is the perfect place.
-	// We need to be able to select what kind of template and decoration to use for the webpage at the heart of our content.
-	// For now we'll allow an '[authored]' element which defaults to name and date, or 'none' to remove these, and perhaps
-	// 'full' to provide a social network style profile photo.
-	// But leave it open to have richer templating options and perhaps ultimately discard this one, once we have a better idea
-	// of what template and webpage options we might desire. 
-
-	function webpage(&$a,$s) {
+	/**
+	 * This doesn't really belong in Comanche, but it could also be argued that it is the perfect place.
+	 * We need to be able to select what kind of template and decoration to use for the webpage at the heart of our content.
+	 * For now we'll allow an '[authored]' element which defaults to name and date, or 'none' to remove these, and perhaps
+	 * 'full' to provide a social network style profile photo.
+	 *
+	 * But leave it open to have richer templating options and perhaps ultimately discard this one, once we have a better idea
+	 * of what template and webpage options we might desire.
+	 *
+	 * @param[in,out] array $a
+	 * @param string $s
+	 * @return array
+	 */
+	function webpage(&$a, $s) {
 		$ret = array();
 		$matches = array();
 
@@ -438,22 +501,20 @@ class Comanche {
 				$ret['authored'] = $mtch[1];
 			}
 		}
+
 		return $ret;
 	}
 
-
 	/**
-	 * Render a widget
+	 * @brief Render a widget.
 	 *
 	 * @param string $name
 	 * @param string $text
 	 */
-
 	function widget($name, $text) {
 		$vars = array();
 		$matches = array();
 
-
 		$cnt = preg_match_all("/\[var=(.*?)\](.*?)\[\/var\]/ism", $text, $matches, PREG_SET_ORDER);
 		if ($cnt) {
 			foreach ($matches as $mtch) {
@@ -480,7 +541,7 @@ class Comanche {
 			if(method_exists($x,$f)) {
 				return $x->$f($vars);
 			}
-		} 
+		}
 
 		$func = 'widget_' . trim($name);
 
@@ -563,9 +624,9 @@ class Comanche {
 	}
 
 
-	/*
-	 * @function register_page_template($arr)
-	 *   Registers a page template/variant for use by Comanche selectors
+	/**
+	 * @brief Registers a page template/variant for use by Comanche selectors.
+	 *
 	 * @param array $arr
 	 *    'template' => template name
 	 *    'variant' => array(
@@ -577,8 +638,6 @@ class Comanche {
 	 *           )
 	 *    )
 	 */
-
-
 	function register_page_template($arr) {
 		\App::$page_layouts[$arr['template']] = array($arr['variant']);
 		return;
diff --git a/Zotlabs/Web/Router.php b/Zotlabs/Web/Router.php
index 9486130cb..12ef315d4 100644
--- a/Zotlabs/Web/Router.php
+++ b/Zotlabs/Web/Router.php
@@ -2,6 +2,8 @@
 
 namespace Zotlabs\Web;
 
+use Exception;
+
 /**
  *
  * We have already parsed the server path into App::$argc and App::$argv
@@ -34,7 +36,7 @@ class Router {
 	private $controller = null;
 
 	/**
-	 * @brief Router constructor
+	 * @brief Router constructor.
 	 *
 	 * @param[in,out] App &$a
 	 * @throws Exception module not found
@@ -98,15 +100,23 @@ class Router {
 				}
 			}
 
-			/*
-			 * This provides a place for plugins to register module handlers which don't otherwise exist
-			 * on the system, or to completely over-ride an existing module.
-			 * If the plugin sets 'installed' to true we won't throw a 404 error for the specified module even if
-			 * there is no specific module file or matching plugin name.
-			 * The plugin should catch at least one of the module hooks for this URL.
+			$x = [
+					'module' => $module,
+					'installed' => \App::$module_loaded,
+					'controller' => $this->controller
+			];
+			/**
+			 * @hooks module_loaded
+			 *   Called when a module has been successfully locate to server a URL request.
+			 *   This provides a place for plugins to register module handlers which don't otherwise exist
+			 *   on the system, or to completely over-ride an existing module.
+			 *   If the plugin sets 'installed' to true we won't throw a 404 error for the specified module even if
+			 *   there is no specific module file or matching plugin name.
+			 *   The plugin should catch at least one of the module hooks for this URL.
+			 *   * \e string \b module
+			 *   * \e boolean \b installed
+			 *   * \e mixed \b controller - The initialized module object
 			 */
-
-			$x = array('module' => $module, 'installed' => \App::$module_loaded, 'controller' => $this->controller);
 			call_hooks('module_loaded', $x);
 			if($x['installed']) {
 				\App::$module_loaded = true;
@@ -131,14 +141,14 @@ class Router {
 					}
 				}
 
-				$x = [ 
-					'module' => $module, 
-					'installed' => \App::$module_loaded, 
+				$x = [
+					'module' => $module,
+					'installed' => \App::$module_loaded,
 					'controller' => $this->controller
 				];
 				call_hooks('page_not_found',$x);
 
-				// Stupid browser tried to pre-fetch our Javascript img template. 
+				// Stupid browser tried to pre-fetch our Javascript img template.
 				// Don't log the event or return anything - just quietly exit.
 
 				if((x($_SERVER, 'QUERY_STRING')) && preg_match('/{[0-9]}/', $_SERVER['QUERY_STRING']) !== 0) {
@@ -147,8 +157,8 @@ class Router {
 
 				if(get_config('system','log_404',true)) {
 					logger("Module {$module} not found.", LOGGER_DEBUG, LOG_WARNING);
-					logger('index.php: page not found: ' . $_SERVER['REQUEST_URI'] 
-						. ' ADDRESS: ' . $_SERVER['REMOTE_ADDR'] . ' QUERY: ' 
+					logger('index.php: page not found: ' . $_SERVER['REQUEST_URI']
+						. ' ADDRESS: ' . $_SERVER['REMOTE_ADDR'] . ' QUERY: '
 						. $_SERVER['QUERY_STRING'], LOGGER_DEBUG);
 				}
 
diff --git a/Zotlabs/Zot/Verify.php b/Zotlabs/Zot/Verify.php
index 1d9e6de3f..7abe38d17 100644
--- a/Zotlabs/Zot/Verify.php
+++ b/Zotlabs/Zot/Verify.php
@@ -26,12 +26,11 @@ class Verify {
 			q("delete from verify where id = %d",
 				intval($r[0]['id'])
 			);
-			return true; 
+			return true;
 		}
 		return false;
 	}
 
-
 	function get_meta($type,$channel_id,$token) {
 		$r = q("select id, meta from verify where vtype = '%s' and channel = %d and token = '%s' limit 1",
 			dbesc($type),
@@ -42,12 +41,18 @@ class Verify {
 			q("delete from verify where id = %d",
 				intval($r[0]['id'])
 			);
-			return $r[0]['meta']; 
+			return $r[0]['meta'];
 		}
 		return false;
 	}
 
-	function purge($type,$interval) {
+	/**
+	 * @brief Purge entries of a verify-type older than interval.
+	 *
+	 * @param string $type Verify type
+	 * @param string $interval SQL compatible time interval
+	 */
+	function purge($type, $interval) {
 		q("delete from verify where vtype = '%s' and created < %s - INTERVAL %s",
 			dbesc($type),
 			db_utcnow(),