code cleanup

22 files changed, 24 insertions, 92 deletions

diff --git a/include/Import/import_diaspora.php b/include/Import/import_diaspora.php
index a94e73395..b664badf1 100644
--- a/include/Import/import_diaspora.php
+++ b/include/Import/import_diaspora.php
@@ -6,7 +6,6 @@ require_once('include/follow.php');
 require_once('include/photo/photo_driver.php');
 
 function import_diaspora($data) {
-	$a = get_app();
 
 	$account = App::get_account();
 	if(! $account)
diff --git a/include/account.php b/include/account.php
index e367e002d..a442f3073 100644
--- a/include/account.php
+++ b/include/account.php
@@ -656,7 +656,8 @@ function account_service_class_allows($aid, $property, $usage = false) {
  * @todo Should we merge this with account_service_class_fetch()?
  */
 function service_class_fetch($uid, $property) {
-	$a = get_app();
+
+
 	if($uid == local_channel()) {
 		$service_class = App::$account['account_service_class'];
 	}
diff --git a/include/acl_selectors.php b/include/acl_selectors.php
index 886574714..1f97a7a7b 100644
--- a/include/acl_selectors.php
+++ b/include/acl_selectors.php
@@ -11,8 +11,6 @@ require_once("include/PermissionDescription.php");
 
 function group_select($selname,$selclass,$preselected = false,$size = 4) {
 
-	$a = get_app();
-
 	$o = '';
 
 	$o .= "<select name=\"{$selname}[]\" id=\"$selclass\" class=\"$selclass\" multiple=\"multiple\" size=\"$size\" >\r\n";
@@ -51,7 +49,6 @@ function group_select($selname,$selclass,$preselected = false,$size = 4) {
 /* MicMee 20130114 function contact_selector no longer in use, sql table contact does no longer exist
 function contact_selector($selname, $selclass, $preselected = false, $options) {
 
-	$a = get_app();
 
 	$mutual = false;
 	$networks = null;
@@ -157,7 +154,6 @@ function contact_selector($selname, $selclass, $preselected = false, $options) {
 
 function contact_select($selname, $selclass, $preselected = false, $size = 4, $privmail = false, $celeb = false, $privatenet = false, $tabindex = null) {
 
-	$a = get_app();
 
 	$o = '';
 
diff --git a/include/activities.php b/include/activities.php
index 7b9aa9963..3271db993 100644
--- a/include/activities.php
+++ b/include/activities.php
@@ -1,7 +1,6 @@
 <?php /** @file */
 
 function profile_activity($changed, $value) {
-	$a = get_app();
 
 	if(! local_channel() || ! is_array($changed) || ! count($changed))
 		return;
diff --git a/include/api.php b/include/api.php
index ba36cc01a..af5a22a74 100644
--- a/include/api.php
+++ b/include/api.php
@@ -451,8 +451,6 @@ require_once('include/api_auth.php');
 	 */
 	function api_apply_template($templatename, $type, $data){
 
-		$a = get_app();
-
 		switch($type){
 			case "atom":
 			case "rss":
@@ -1904,7 +1902,6 @@ require_once('include/api_auth.php');
 
 		//logger('api_format_items: ' . print_r($user_info,true));
 
-		$a = get_app();
 		$ret = array();
 
 		if(! $r)
diff --git a/include/bb2diaspora.php b/include/bb2diaspora.php
index 9167cb5ad..c7d0e56b1 100644
--- a/include/bb2diaspora.php
+++ b/include/bb2diaspora.php
@@ -479,8 +479,6 @@ function unescape_underscores_in_links($m) {
 
 function format_event_diaspora($ev) {
 
-	$a = get_app();
-
 	if(! ((is_array($ev)) && count($ev)))
 		return '';
 
diff --git a/include/bbcode.php b/include/bbcode.php
index ba35050e8..1001a4938 100644
--- a/include/bbcode.php
+++ b/include/bbcode.php
@@ -275,7 +275,6 @@ function bb_location($match) {
  * @return string HTML iframe with content of $match[1]
  */
 function bb_iframe($match) {
-	$a = get_app();
 
 	$sandbox = ((strpos($match[1], App::get_hostname())) ? ' sandbox="allow-scripts" ' : '');
 
@@ -449,8 +448,6 @@ function bb_sanitize_style($input) {
 
 function bb_observer($Text) {
 
-	$a = get_app();
-
 	$observer = App::get_observer();
 
 	if ((strpos($Text,'[/observer]') !== false) || (strpos($Text,'[/rpost]') !== false)) {
diff --git a/include/config.php b/include/config.php
index 29ea10b5a..3017c3865 100644
--- a/include/config.php
+++ b/include/config.php
@@ -80,7 +80,6 @@ function load_config($family) {
  * @return mixed Return value or false on error or if not set
  */
 function get_config($family, $key) {
-	global $a;
 
 	if((! array_key_exists($family, App::$config)) || (! array_key_exists('config_loaded', App::$config[$family])))
 		load_config($family);
@@ -135,7 +134,6 @@ function get_config_from_storage($family, $key) {
  *  Return the set value, or false if the database update failed
  */
 function set_config($family, $key, $value) {
-	global $a;
 
 	// manage array value
 	$dbvalue = ((is_array($value))  ? serialize($value) : $value);
@@ -180,7 +178,7 @@ function set_config($family, $key, $value) {
  * @return mixed
  */
 function del_config($family, $key) {
-	global $a;
+
 	$ret = false;
 
 	if(array_key_exists($family, App::$config) && array_key_exists($key, App::$config[$family]))
@@ -204,7 +202,6 @@ function del_config($family, $key) {
  * @return void|false Nothing or false if $uid is false
  */
 function load_pconfig($uid) {
-	global $a;
 
 	if($uid === false)
 		return false;
@@ -249,7 +246,6 @@ function load_pconfig($uid) {
  */
 function get_pconfig($uid, $family, $key, $instore = false) {
 //	logger('include/config.php: get_pconfig() deprecated instore param used', LOGGER_DEBUG);
-	global $a;
 
 	if($uid === false)
 		return false;
@@ -285,7 +281,6 @@ function get_pconfig($uid, $family, $key, $instore = false) {
  * @return mixed Stored $value or false
  */
 function set_pconfig($uid, $family, $key, $value) {
-	global $a;
 
 	// this catches subtle errors where this function has been called 
 	// with local_channel() when not logged in (which returns false)
@@ -372,7 +367,7 @@ function set_pconfig($uid, $family, $key, $value) {
  * @return mixed
  */
 function del_pconfig($uid, $family, $key) {
-	global $a;
+
 	$ret = false;
 
 	if (x(App::$config[$uid][$family], $key))
@@ -398,7 +393,6 @@ function del_pconfig($uid, $family, $key) {
  * @return void|false Returns false if xchan is not set
  */
 function load_xconfig($xchan) {
-	global $a;
 
 	if(! $xchan)
 		return false;
@@ -441,7 +435,6 @@ function load_xconfig($xchan) {
  * @return mixed Stored $value or false if it does not exist
  */
 function get_xconfig($xchan, $family, $key) {
-	global $a;
 
 	if(! $xchan)
 		return false;
@@ -477,7 +470,6 @@ function get_xconfig($xchan, $family, $key) {
  * @return mixed Stored $value or false
  */
 function set_xconfig($xchan, $family, $key, $value) {
-	global $a;
 
 	// manage array value
 	$dbvalue = ((is_array($value))  ? serialize($value) : $value);
@@ -530,7 +522,7 @@ function set_xconfig($xchan, $family, $key, $value) {
  * @return mixed
  */
 function del_xconfig($xchan, $family, $key) {
-	global $a;
+
 	$ret = false;
 
 	if(x(App::$config[$xchan][$family], $key))
diff --git a/include/connections.php b/include/connections.php
index c55ffd817..d9331f42f 100644
--- a/include/connections.php
+++ b/include/connections.php
@@ -72,8 +72,6 @@ function channelx_by_n($id) {
 
 function vcard_from_xchan($xchan, $observer = null, $mode = '') {
 
-	$a = get_app();
-
 	if(! $xchan) {
 		if(App::$poi) {
 			$xchan = App::$poi;
@@ -267,7 +265,7 @@ function channel_remove($channel_id, $local = true, $unset_session=false) {
 
 	if(! $channel_id)
 		return;
-	$a = get_app();
+
 	logger('Removing channel: ' . $channel_id);
 	logger('channel_remove: local only: ' . intval($local));
 
diff --git a/include/conversation.php b/include/conversation.php
index f405bc9d5..dabe2ca93 100644
--- a/include/conversation.php
+++ b/include/conversation.php
@@ -858,8 +858,6 @@ function conversation(&$a, $items, $mode, $update, $page_mode = 'traditional', $
 
 function best_link_url($item) {
 
-	$a = get_app();
-
 	$best_url = '';
 	$sparkle  = false;
 
@@ -888,7 +886,7 @@ function best_link_url($item) {
 
 
 function item_photo_menu($item){
-	$a = get_app();
+
 	$contact = null;
 
 	$ssl_state = false;
@@ -1408,7 +1406,7 @@ function render_location_default($item) {
 
 
 function prepare_page($item) {
-	$a = get_app();
+
 	$naked = 1;
 //	$naked = ((get_pconfig($item['uid'],'system','nakedpage')) ? 1 : 0);
 	$observer = App::get_observer();
@@ -1442,7 +1440,7 @@ function prepare_page($item) {
 
 
 function network_tabs() {
-	$a = get_app();
+
 	$no_active='';
 	$starred_active = '';
 	$new_active = '';
diff --git a/include/datetime.php b/include/datetime.php
index 83fb49d04..bf58866e9 100644
--- a/include/datetime.php
+++ b/include/datetime.php
@@ -119,7 +119,6 @@ function datetime_convert($from = 'UTC', $to = 'UTC', $s = 'now', $fmt = "Y-m-d
  * @return string
  */
 function dob($dob) {
-	$a = get_app();
 
 	list($year, $month, $day) = sscanf($dob, '%4d-%2d-%2d');
 	$f = get_config('system', 'birthday_input_format');
diff --git a/include/follow.php b/include/follow.php
index dd43c7c4c..0c3973175 100644
--- a/include/follow.php
+++ b/include/follow.php
@@ -17,7 +17,6 @@ function new_contact($uid,$url,$channel,$interactive = false, $confirm = false)
 
 	$result = array('success' => false,'message' => '');
 
-	$a = get_app();
 	$is_red = false;
 	$is_http = ((strpos($url,'://') !== false) ? true : false);
 
diff --git a/include/help.php b/include/help.php
index 13473164d..5518eeb70 100644
--- a/include/help.php
+++ b/include/help.php
@@ -24,8 +24,6 @@ function find_doc_file($s) {
 
 function search_doc_files($s) {
 
-	$a = get_app();
-
 	$itemspage = get_pconfig(local_channel(),'system','itemspage');
 	\App::set_pager_itemspage(((intval($itemspage)) ? $itemspage : 20));
 	$pager_sql = sprintf(" LIMIT %d OFFSET %d ", intval(\App::$pager['itemspage']), intval(\App::$pager['start']));
diff --git a/include/language.php b/include/language.php
index 14139e90c..238c23028 100644
--- a/include/language.php
+++ b/include/language.php
@@ -82,13 +82,11 @@ function get_best_language() {
 	if($arr['preferred'] !== 'unset')
 		return $arr['preferred'];
 
-	$a = get_app();
 	return ((isset(App::$config['system']['language'])) ? App::$config['system']['language'] : 'en');
 }
 
 
 function push_lang($language) {
-	global $a;
 
 	App::$langsave = App::$language;
 
@@ -104,7 +102,6 @@ function push_lang($language) {
 }
 
 function pop_lang() {
-	global $a;
 
 	if(App::$language === App::$langsave)
 		return;
@@ -124,7 +121,6 @@ function pop_lang() {
  * @param boolean $install (optional) default false
  */
 function load_translation_table($lang, $install = false) {
-	global $a;
 
 	App::$strings = array();
 
@@ -170,7 +166,6 @@ function load_translation_table($lang, $install = false) {
  *
  */
 function t($s, $ctx = '') {
-	global $a;
 
 	$cs = $ctx ? '__ctx:' . $ctx . '__ ' . $s : $s;
 	if (x(App::$strings, $cs)) {
@@ -205,7 +200,6 @@ function translate_projectname($s) {
  * @return string
  */
 function tt($singular, $plural, $count, $ctx = ''){
-	$a = get_app();
 
 	$cs = $ctx ? "__ctx:" . $ctx . "__ " . $singular : $singular;
 	if (x(App::$strings,$cs)) {
diff --git a/include/network.php b/include/network.php
index 35f4d113f..dd266f5d1 100644
--- a/include/network.php
+++ b/include/network.php
@@ -595,8 +595,6 @@ function parse_xml_string($s,$strict = true) {
 
 function scale_external_images($s, $include_link = true, $scale_replace = false) {
 
-	$a = get_app();
-
 	// Picture addresses can contain special characters
 	$s = htmlspecialchars_decode($s, ENT_COMPAT);
 
@@ -1618,8 +1616,6 @@ function fetch_xrd_links($url) {
 
 function scrape_vcard($url) {
 
-	$a = get_app();
-
 	$ret = array();
 
 	logger('scrape_vcard: url=' . $url);
@@ -1699,8 +1695,6 @@ function scrape_vcard($url) {
 
 function scrape_feed($url) {
 
-	$a = get_app();
-
 	$ret = array();
 	$level = 0;
 	$x = z_fetch_url($url,false,$level,array('novalidate' => true));
@@ -1938,9 +1932,6 @@ function do_delivery($deliveries) {
 
 function get_site_info() {
 
-	global $db;
-	global $a;
-
 	$register_policy = Array('REGISTER_CLOSED', 'REGISTER_APPROVE', 'REGISTER_OPEN');
 	$directory_mode = Array('DIRECTORY_MODE_NORMAL', 'DIRECTORY_MODE_PRIMARY', 'DIRECTORY_MODE_SECONDARY', 256 => 'DIRECTORY_MODE_STANDALONE');
 		
diff --git a/include/oembed.php b/include/oembed.php
index 1e5c51172..08363e488 100755
--- a/include/oembed.php
+++ b/include/oembed.php
@@ -227,7 +227,7 @@ function oembed_fetch_url($embedurl){
 }
 	
 function oembed_format_object($j){
-	$a = get_app();
+
     $embedurl = $j->embedurl;
 
 // logger('format: ' . print_r($j,true));
diff --git a/include/photo/photo_driver.php b/include/photo/photo_driver.php
index 3bea54fd4..e57a9165a 100644
--- a/include/photo/photo_driver.php
+++ b/include/photo/photo_driver.php
@@ -521,7 +521,7 @@ function guess_image_type($filename, $headers = '') {
 	logger('Photo: guess_image_type: '.$filename . ($headers?' from curl headers':''), LOGGER_DEBUG);
 	$type = null;
 	if ($headers) {
-		$a = get_app();
+
 		$hdrs=array();
 		$h = explode("\n",$headers);
 		foreach ($h as $l) {
@@ -580,8 +580,6 @@ function guess_image_type($filename, $headers = '') {
 
 function import_xchan_photo($photo,$xchan,$thing = false) {
 
-	$a = get_app();
-
 	$flags = (($thing) ? PHOTO_THING : PHOTO_XCHAN);
 	$album = (($thing) ? 'Things' : 'Contact Photos');
 
@@ -703,8 +701,6 @@ function import_xchan_photo($photo,$xchan,$thing = false) {
 
 function import_channel_photo($photo,$type,$aid,$uid) {
 
-	$a = get_app();
-
 	logger('import_channel_photo: importing channel photo for ' . $uid, LOGGER_DEBUG);
 
 	$hash = photo_new_resource();
diff --git a/include/photos.php b/include/photos.php
index d8d3d102c..c333a4d04 100644
--- a/include/photos.php
+++ b/include/photos.php
@@ -19,8 +19,6 @@ require_once('include/text.php');
  */
 function photo_upload($channel, $observer, $args) {
 
-	$a = get_app();
-
 	$ret = array('success' => false);
 	$channel_id = $channel['channel_id'];
 	$account_id = $channel['channel_account_id'];
diff --git a/include/plugin.php b/include/plugin.php
index 0466360bb..6c108fcc5 100755
--- a/include/plugin.php
+++ b/include/plugin.php
@@ -500,7 +500,7 @@ function get_theme_info($theme){
  * @return string
  */
 function get_theme_screenshot($theme) {
-	$a = get_app();
+
 	$exts = array('.png', '.jpg');
 	foreach($exts as $ext) {
 		if(file_exists('view/theme/' . $theme . '/img/screenshot' . $ext))
@@ -521,7 +521,7 @@ function head_add_css($src, $media = 'screen') {
 }
 
 function head_remove_css($src, $media = 'screen') {
-	$a = get_app();
+
 	$index = array_search(array($src, $media), App::$css_sources);
 	if ($index !== false)
 		unset(App::$css_sources[$index]);
@@ -592,7 +592,7 @@ function head_add_js($src) {
 }
 
 function head_remove_js($src) {
-	$a = get_app();
+
 	$index = array_search($src, App::$js_sources);
 	if($index !== false)
 		unset(App::$js_sources[$index]);
@@ -633,7 +633,6 @@ function format_js_if_exists($source) {
 
 
 function theme_include($file, $root = '') {
-	$a = get_app();
 
 	// Make sure $root ends with a slash / if it's not blank
 	if($root !== '' && $root[strlen($root)-1] !== '/')
@@ -671,7 +670,7 @@ function theme_include($file, $root = '') {
 
 
 function get_intltext_template($s, $root = '') {
-	$a = get_app();
+
 	$t = App::template_engine();
 
 	$template = $t->get_intltext_template($s, $root);
@@ -680,7 +679,7 @@ function get_intltext_template($s, $root = '') {
 
 
 function get_markup_template($s, $root = '') {
-	$a = get_app();
+
 	$t = App::template_engine();
 	$template = $t->get_markup_template($s, $root);
 	return $template;
diff --git a/include/text.php b/include/text.php
index caaef664f..a7cc4c9bd 100644
--- a/include/text.php
+++ b/include/text.php
@@ -20,7 +20,6 @@ define('RANDOM_STRING_TEXT', 0x01 );
  * @return string substituted string
  */
 function replace_macros($s, $r) {
-	$a = get_app();
 
 	$arr = array('template' => $s, 'params' => $r);
 	call_hooks('replace_macros', $arr);
@@ -96,7 +95,6 @@ function z_input_filter($channel_id,$s,$type = 'text/bbcode') {
 	if($type == 'application/x-pdl')
 		return escape_tags($s);
 
-	$a = get_app();
 	if(App::$is_sys) {
 		return $s;
 	}
@@ -653,11 +651,10 @@ function log_priority_str($priority) {
  * @param int $level A log level.
  */
 function dlogger($msg, $level = 0) {
+
 	// turn off logger in install mode
-	global $a;
-	global $db;
 
-	if((App::$module == 'install') || (! (DBA::$dba && DBA::$dba->connected)))
+	if(App::$module == 'setup')
 		return;
 
 	$debugging = get_config('system','debugging');
@@ -815,7 +812,6 @@ function get_mentions($item,$tags) {
 
 function contact_block() {
 	$o = '';
-	$a = get_app();
 
 	if(! App::$profile['uid'])
 		return;
@@ -928,7 +924,7 @@ function micropro($contact, $redirect = false, $class = '', $textmode = false) {
 
 
 function search($s,$id='search-box',$url='/search',$save = false) {
-	$a = get_app();
+
 	return replace_macros(get_markup_template('searchbox.tpl'),array(
 		'$s' => $s,
 		'$id' => $id,
@@ -1073,7 +1069,7 @@ function get_mood_verbs() {
 // Function to list all smilies, both internal and from addons
 // Returns array with keys 'texts' and 'icons'
 function list_smilies() {
-	$a = get_app();
+
 	$texts =  array( 
 		'&lt;3', 
 		'&lt;/3', 
@@ -1106,10 +1102,8 @@ function list_smilies() {
 		':coffee', 
 		':facepalm',
 		':like',
-		':dislike',
-		'red#matrix',
-		'red#',
-		'r#'
+		':dislike'
+
 	);
 
 	$icons = array(
@@ -1145,9 +1139,6 @@ function list_smilies() {
 		'<img class="smiley" src="' . z_root() . '/images/smiley-facepalm.gif" alt=":facepalm" />',
 		'<img class="smiley" src="' . z_root() . '/images/like.gif" alt=":like" />',
 		'<img class="smiley" src="' . z_root() . '/images/dislike.gif" alt=":dislike" />',
-		'<a href="http://getzot.com"><strong>red<img class="smiley bb_rm-logo" src="' . z_root() . '/images/rm-32.png" alt="' . urlencode('red#matrix') . '" />matrix</strong></a>',
-		'<a href="http://getzot.com"><strong>red<img class="smiley bb_rm-logo" src="' . z_root() . '/images/rm-32.png" alt="' . urlencode('red#') . '" />matrix</strong></a>',
-		'<a href="http://getzot.com"><strong>red<img class="smiley bb_rm-logo" src="' . z_root() . '/images/rm-32.png" alt="r#" />matrix</strong></a>'
 
 	);
 
@@ -1218,7 +1209,7 @@ function smile_unshield($m) {
  * @param array $x
  */
 function preg_heart($x) {
-	$a = get_app();
+
 	if (strlen($x[1]) == 1)
 		return $x[0];
 
@@ -1491,7 +1482,6 @@ function format_event($jobject) {
 }
 
 function prepare_body(&$item,$attach = false) {
-	require_once('include/channel.php');
 
 	call_hooks('prepare_body_init', $item); 
 
@@ -1721,7 +1711,6 @@ function feed_hublinks() {
 /* return atom link elements for salmon endpoints */
 
 function feed_salmonlinks($nick) {
-	$a = get_app();
 
 	$salmon  = '<link rel="salmon" href="' . xmlify(z_root() . '/salmon/' . $nick) . '" />' . "\n" ;
 
@@ -1789,7 +1778,7 @@ function mimetype_select($channel_id, $current = 'text/bbcode') {
 		'application/x-pdl'
 	);
 
-	$a = get_app();
+
 	if(App::$is_sys) {
 		$x[] = 'application/x-php';
 	}
@@ -1822,7 +1811,6 @@ function mimetype_select($channel_id, $current = 'text/bbcode') {
 
 
 function lang_selector() {
-	global $a;
 
 	$langs = glob('view/*/hstrings.php');
 
diff --git a/include/widgets.php b/include/widgets.php
index e6d162ccd..c4b80afd0 100644
--- a/include/widgets.php
+++ b/include/widgets.php
@@ -771,7 +771,6 @@ function widget_eventstools($arr) {
 }
 
 function widget_design_tools($arr) {
-	$a = get_app();
 
 	// mod menu doesn't load a profile. For any modules which load a profile, check it.
 	// otherwise local_channel() is sufficient for permissions.
diff --git a/include/zot.php b/include/zot.php
index cfe524135..9ed3d7d03 100644
--- a/include/zot.php
+++ b/include/zot.php
@@ -2944,8 +2944,6 @@ function build_sync_packet($uid = 0, $packet = null, $groups_changed = false) {
 	if(UNO)
 		return;
 
-	$a = get_app();
-
 	logger('build_sync_packet');
 
 	if($packet)
@@ -3932,8 +3930,6 @@ function zotinfo($arr) {
 
 		$ret['site']['admin'] = get_config('system','admin_email');
 
-		$a = get_app();
-
 		$visible_plugins = array();
 		if(is_array(App::$plugins) && count(App::$plugins)) {
 			$r = q("select * from addon where hidden = 0");