stronger type checking on comparisons

19 files changed, 64 insertions, 64 deletions

diff --git a/boot.php b/boot.php
index 8dd7c7440..956f2f466 100644
--- a/boot.php
+++ b/boot.php
@@ -103,7 +103,7 @@ class App {
 			$this->module = 'home';
 		}
 
-		if($this->cmd == '.well-known/host-meta')
+		if($this->cmd === '.well-known/host-meta')
 			require_once('include/hostxrd.php');
 
 		$this->pager['page'] = ((x($_GET,'page')) ? $_GET['page'] : 1);
@@ -720,7 +720,7 @@ function webfinger($s) {
 		$links = $link;
 
 	foreach($links as $link)
-		if($link['@attributes']['rel'] && $link['@attributes']['rel'] == 'lrdd')
+		if($link['@attributes']['rel'] && $link['@attributes']['rel'] === 'lrdd')
 			$tpl = $link['@attributes']['template'];
 	if((empty($tpl)) || (! strpos($tpl, '{uri}')))
 		return '';
@@ -883,10 +883,10 @@ function allowed_email($email) {
 if(! function_exists('format_like')) {
 function format_like($cnt,$arr,$type,$id) {
 	if($cnt == 1)
-		$o .= $arr[0] . (($type == 'like') ? t(' likes this.') : t(' doesn\'t like this.')) . EOL ;
+		$o .= $arr[0] . (($type === 'like') ? t(' likes this.') : t(' doesn\'t like this.')) . EOL ;
 	else {
 		$o .= '<span class="fakelink" onclick="openClose(\'' . $type . 'list-' . $id . '\');" >' 
-			. $cnt . ' ' . t('people') . '</span> ' . (($type == 'like') ? t('like this.') : t('don\'t like this.')) . EOL ;
+			. $cnt . ' ' . t('people') . '</span> ' . (($type === 'like') ? t('like this.') : t('don\'t like this.')) . EOL ;
 		$total = count($arr);
 		if($total >= 75)
 			$arr = array_slice($arr,0,74);
@@ -895,7 +895,7 @@ function format_like($cnt,$arr,$type,$id) {
 		$str = implode(', ', $arr);
 		if($total >= 75)
 			$str .= t(', and ') . $total - 75 . t(' other people');
-		$str .= (($type == 'like') ? t(' like this.') : t(' don\'t like this.'));
+		$str .= (($type === 'like') ? t(' like this.') : t(' don\'t like this.'));
 		$o .= '<div id="' . $type . 'list-' . $id . '" style="display: none;" >' . $str . '</div>';
 	}
 	return $o;
diff --git a/include/auth.php b/include/auth.php
index b856379f1..6a50362d6 100644
--- a/include/auth.php
+++ b/include/auth.php
@@ -2,8 +2,8 @@
 
 // login/logout 
 
-if((x($_SESSION,'authenticated')) && (! ($_POST['auth-params'] == 'login'))) {
-	if($_POST['auth-params'] == 'logout' || $a->module == "logout") {
+if((x($_SESSION,'authenticated')) && (! ($_POST['auth-params'] === 'login'))) {
+	if($_POST['auth-params'] === 'logout' || $a->module === 'logout') {
 		unset($_SESSION['authenticated']);
 		unset($_SESSION['uid']);
 		unset($_SESSION['visitor_id']);
@@ -46,7 +46,7 @@ else {
 
 	$encrypted = hash('whirlpool',trim($_POST['password']));
 
-	if((x($_POST,'auth-params')) && $_POST['auth-params'] == 'login') {
+	if((x($_POST,'auth-params')) && $_POST['auth-params'] === 'login') {
 		$r = q("SELECT * FROM `user` 
 			WHERE `email` = '%s' AND `password` = '%s' AND `blocked` = 0 AND `verified` = 1 LIMIT 1",
 			dbesc(trim($_POST['login-name'])),
diff --git a/include/items.php b/include/items.php
index ea95c4f1d..a44bc1feb 100644
--- a/include/items.php
+++ b/include/items.php
@@ -84,7 +84,7 @@ function get_feed_for(&$a, $dfrn_id, $owner_id, $last_update, $direction = 0) {
 		);
 	}
 
-	if($dfrn_id == '' || $dfrn_id == '*')
+	if($dfrn_id === '' || $dfrn_id === '*')
 		$sort = 'DESC';
 	else
 		$sort = 'ASC';
@@ -147,7 +147,7 @@ function get_feed_for(&$a, $dfrn_id, $owner_id, $last_update, $direction = 0) {
 
 		// public feeds get html, our own nodes use bbcode
 
-		if($dfrn_id == '*') {
+		if($dfrn_id === '*') {
 			$item['body'] = bbcode($item['body']);
 			$type = 'html';
 		}
@@ -250,7 +250,7 @@ function get_atom_elements($item) {
 
 	$raw_author = $item->get_item_tags(SIMPLEPIE_NAMESPACE_ATOM_10,'author');
 	if($raw_author) {
-		if($raw_author[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['link'][0]['attribs']['']['rel'] == 'photo')
+		if($raw_author[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['link'][0]['attribs']['']['rel'] === 'photo')
 		$res['author-avatar'] = unxmlify($raw_author[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['link'][0]['attribs']['']['href']);
 	}
 
@@ -327,7 +327,7 @@ function get_atom_elements($item) {
 	elseif($rawowner[0]['child'][NAMESPACE_DFRN]['uri'][0]['data'])
 		$res['owner-link'] = unxmlify($rawowner[0]['child'][NAMESPACE_DFRN]['uri'][0]['data']);
 
-	if($rawowner[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['link'][0]['attribs']['']['rel'] == 'photo')
+	if($rawowner[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['link'][0]['attribs']['']['rel'] === 'photo')
 		$res['owner-avatar'] = unxmlify($rawowner[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['link'][0]['attribs']['']['href']);
 	elseif($rawowner[0]['child'][NAMESPACE_DFRN]['avatar'][0]['data'])
 		$res['owner-avatar'] = unxmlify($rawowner[0]['child'][NAMESPACE_DFRN]['avatar'][0]['data']);
@@ -349,7 +349,7 @@ function get_atom_elements($item) {
 		if($rawobj[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['id'][0]['data'])
 			$res['object'] .= '<id>' . $rawobj[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['id'][0]['data'] . '</id>' . "\n";
 		
-		if($rawobj[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['link'][0]['attribs']['']['rel'] == 'alternate')
+		if($rawobj[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['link'][0]['attribs']['']['rel'] === 'alternate')
 			$res['object'] .= '<link>' . $rawobj[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['link'][0]['attribs']['']['href'] . '</link>' . "\n";
 		if($rawobj[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['title'][0]['data'])
 			$res['object'] .= '<title>' . $rawobj[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['title'][0]['data'] . '</title>' . "\n";
diff --git a/include/notifier.php b/include/notifier.php
index 571677aa3..2124c18e7 100644
--- a/include/notifier.php
+++ b/include/notifier.php
@@ -39,7 +39,7 @@
 
 	$recipients = array();
 
-	if($cmd == 'mail') {
+	if($cmd === 'mail') {
 
 		$message = q("SELECT * FROM `mail` WHERE `id` = %d LIMIT 1",
 				intval($item_id)
@@ -89,7 +89,7 @@
 
 		$parent = $items[0];
 
-		if($parent['type'] == 'remote') {
+		if($parent['type'] === 'remote') {
 			// local followup to remote post
 			$followup = true;
 			$conversant_str = dbesc($parent['contact-id']);
@@ -152,7 +152,7 @@
 			'$namdate'      => xmlify(datetime_convert('UTC','UTC',$owner['name-date']   . '+00:00' , ATOM_TIME))
 	));
 
-	if($cmd == 'mail') {
+	if($cmd === 'mail') {
 		$atom .= replace_macros($mail_template, array(
 			'$name'         => xmlify($owner['name']),
 			'$profile_page' => xmlify($owner['url']),
@@ -287,7 +287,7 @@
 				break;
 		}
 
-		if(($cmd == 'mail') && ($deliver_status == 0)) {
+		if(($cmd === 'mail') && ($deliver_status == 0)) {
 			$r = q("UPDATE `mail` SET `delivered` = 1 WHERE `id` = %d LIMIT 1",
 				intval($item_id)
 			);
diff --git a/include/poller.php b/include/poller.php
index f35d1c7b0..6b0719b92 100644
--- a/include/poller.php
+++ b/include/poller.php
@@ -75,7 +75,7 @@
 		if($debugging)
 			echo "IMPORTER: {$importer['name']}";
 
-		$last_update = (($contact['last-update'] == '0000-00-00 00:00:00') 
+		$last_update = (($contact['last-update'] === '0000-00-00 00:00:00') 
 			? datetime_convert('UTC','UTC','now - 30 days','Y-m-d\TH:i:s\Z')
 			: datetime_convert('UTC','UTC',$contact['last-update'],'Y-m-d\TH:i:s\Z'));
 
@@ -179,7 +179,7 @@
 				$name_updated = $elems['name'][0]['attribs'][NAMESPACE_DFRN]['updated'];
 				$new_name = $elems['name'][0]['data'];
 			} 
-			if(($elems['link'][0]['attribs']['']['rel'] == 'photo') && ($elems['link'][0]['attribs'][NAMESPACE_DFRN]['updated'])) {
+			if(($elems['link'][0]['attribs']['']['rel'] === 'photo') && ($elems['link'][0]['attribs'][NAMESPACE_DFRN]['updated'])) {
 				$photo_timestamp = datetime_convert('UTC','UTC',$elems['link'][0]['attribs'][NAMESPACE_DFRN]['updated']);
 				$photo_url = $elems['link'][0]['attribs']['']['href'];
 			}
diff --git a/index.php b/index.php
index dca251538..898a1c37a 100644
--- a/index.php
+++ b/index.php
@@ -53,7 +53,7 @@ if($a->module_loaded) {
 		$func($a);
     	}
 
-	if(($_SERVER['REQUEST_METHOD'] == 'POST') && (! $a->error)
+	if(($_SERVER['REQUEST_METHOD'] === 'POST') && (! $a->error)
 		&& (function_exists($a->module . '_post'))
 		&& (! x($_POST,'auth-params'))) {
 		$func = $a->module . '_post';
diff --git a/mod/contacts.php b/mod/contacts.php
index 6541c1c0a..50cc1586a 100644
--- a/mod/contacts.php
+++ b/mod/contacts.php
@@ -98,7 +98,7 @@ function contacts_content(&$a) {
 		}
 
 
-		if($cmd == 'block') {
+		if($cmd === 'block') {
 			$blocked = (($orig_record[0]['blocked']) ? 0 : 1);
 			$r = q("UPDATE `contact` SET `blocked` = %d WHERE `id` = %d AND `uid` = %d LIMIT 1",
 					intval($blocked),
@@ -112,7 +112,7 @@ function contacts_content(&$a) {
 			return; // NOTREACHED
 		}
 
-		if($cmd == 'ignore') {
+		if($cmd === 'ignore') {
 			$readonly = (($orig_record[0]['readonly']) ? 0 : 1);
 			$r = q("UPDATE `contact` SET `readonly` = %d WHERE `id` = %d AND `uid` = %d LIMIT 1",
 					intval($readonly),
@@ -126,7 +126,7 @@ function contacts_content(&$a) {
 			return; // NOTREACHED
 		}
 
-		if($cmd == 'drop') {
+		if($cmd === 'drop') {
 			contact_remove($contact_id);
 			notice( t('Contact has been removed.') . EOL );
 			goaway($a->get_baseurl() . '/contacts');
@@ -195,7 +195,7 @@ function contacts_content(&$a) {
 	}
 
 
-	if(($a->argc == 2) && ($a->argv[1] == 'all'))
+	if(($a->argc == 2) && ($a->argv[1] === 'all'))
 		$sql_extra = '';
 	else
 		$sql_extra = " AND `blocked` = 0 ";
diff --git a/mod/dfrn_poll.php b/mod/dfrn_poll.php
index a85351c8c..a65f6555d 100644
--- a/mod/dfrn_poll.php
+++ b/mod/dfrn_poll.php
@@ -26,13 +26,13 @@ function dfrn_poll_init(&$a) {
 		$dfrn_id = substr($dfrn_id,2);
 	}
 
-	if(($dfrn_id == '') && (! x($_POST,'dfrn_id')) && ($a->argc > 1)) {
+	if(($dfrn_id === '') && (! x($_POST,'dfrn_id')) && ($a->argc > 1)) {
 		$o = get_feed_for($a, '*', $a->argv[1],$last_update);
 		echo $o;
 		killme();
 	}
 
-	if((x($type)) && ($type == 'profile')) {
+	if((x($type)) && ($type === 'profile')) {
 
 		$sql_extra = '';
 		switch($direction) {
@@ -85,7 +85,7 @@ function dfrn_poll_init(&$a) {
 
 	}
 
-	if((x($type)) && ($type == 'profile-check')) {
+	if((x($type)) && ($type === 'profile-check')) {
 
 		switch($direction) {
 			case 1:
@@ -173,7 +173,7 @@ function dfrn_poll_post(&$a) {
 	$contact_id = $r[0]['id']; 
 
 
-	if($type == 'reputation' && strlen($url)) {
+	if($type === 'reputation' && strlen($url)) {
 		$r = q("SELECT * FROM `contact` WHERE `url` = '%s' AND `uid` = %d LIMIT 1",
 			dbesc($url),
 			intval($owner_uid)
diff --git a/mod/display.php b/mod/display.php
index 5c4c5b12b..f695dc205 100644
--- a/mod/display.php
+++ b/mod/display.php
@@ -173,7 +173,7 @@ function display_content(&$a) {
 
 			if(($item['parent'] == $item['item_id']) && (! $item['self'])) {
 				
-				if($item['type'] == 'wall') {
+				if($item['type'] === 'wall') {
 					// I do. Put me on the left of the wall-to-wall notice.
 					$owner_url = $a->contact['url'];
 					$owner_photo = $a->contact['thumb'];
@@ -181,7 +181,7 @@ function display_content(&$a) {
 					$template = $wallwall;
 					$commentww = 'ww';	
 				}
-				if($item['type'] == 'remote' && ($item['owner-link'] != $item['author-link'])) {
+				if($item['type'] === 'remote' && ($item['owner-link'] != $item['author-link'])) {
 					// Could be anybody. 
 					$owner_url = $item['owner-link'];
 					$owner_photo = $item['owner-avatar'];
diff --git a/mod/group.php b/mod/group.php
index aa4751961..dc5dd3c71 100644
--- a/mod/group.php
+++ b/mod/group.php
@@ -20,7 +20,7 @@ function group_post(&$a) {
 		return;
 	}
 
-	if(($a->argc == 2) && ($a->argv[1] == 'new')) {
+	if(($a->argc == 2) && ($a->argv[1] === 'new')) {
 		$name = notags(trim($_POST['groupname']));
 		$r = group_add(get_uid(),$name);
 		if($r) {
@@ -88,13 +88,13 @@ function group_content(&$a) {
 		return;
 	}
 
-	if(($a->argc == 2) && ($a->argv[1] == 'new')) {
+	if(($a->argc == 2) && ($a->argv[1] === 'new')) {
 		$tpl = load_view_file('view/group_new.tpl');
 		$o .= replace_macros($tpl,array());
 		return $o;
 	}
 
-	if(($a->argc == 3) && ($a->argv[1] == 'drop')) {
+	if(($a->argc == 3) && ($a->argv[1] === 'drop')) {
 		if(intval($a->argv[2])) {
 			$r = q("SELECT `name` FROM `group` WHERE `id` = %d AND `uid` = %d LIMIT 1",
 				intval($a->argv[2]),
diff --git a/mod/item.php b/mod/item.php
index 922a407ef..fb2bff127 100644
--- a/mod/item.php
+++ b/mod/item.php
@@ -95,9 +95,9 @@ function item_post(&$a) {
 
 	$post_type = notags(trim($_POST['type']));
 
-	if($post_type == 'net-comment') {
+	if($post_type === 'net-comment') {
 		if($parent_item !== null) {
-			if($parent_item['type'] == 'remote') {
+			if($parent_item['type'] === 'remote') {
 				$post_type = 'remote-comment';
 			} 
 			else {		
@@ -107,7 +107,7 @@ function item_post(&$a) {
 	}
 
 	$wall = 0;
-	if($post_type == 'wall' || $post_type == 'wall-comment')
+	if($post_type === 'wall' || $post_type === 'wall-comment')
 		$wall = 1;
 
 	if(! strlen($verb))
@@ -244,7 +244,7 @@ function item_content(&$a) {
 
 	$uid = $_SESSION['uid'];
 
-	if(($a->argc == 3) && ($a->argv[1] == 'drop') && intval($a->argv[2])) {
+	if(($a->argc == 3) && ($a->argv[1] === 'drop') && intval($a->argv[2])) {
 
 		// locate item to be deleted
 
diff --git a/mod/like.php b/mod/like.php
index 10a466b50..c7782d4d7 100644
--- a/mod/like.php
+++ b/mod/like.php
@@ -121,9 +121,9 @@ function like_content(&$a) {
 		<content>$body</content>
 	</object>
 EOT;
-	if($verb == 'like')
+	if($verb === 'like')
 		$bodyverb = t('likes');
-	if($verb == 'dislike')
+	if($verb === 'dislike')
 		$bodyverb = t('doesn\'t like');
 
 	if(! isset($bodyverb))
diff --git a/mod/message.php b/mod/message.php
index a16b0d8cf..b544b552a 100644
--- a/mod/message.php
+++ b/mod/message.php
@@ -103,11 +103,11 @@ function message_content(&$a) {
 	));
 
 
-	if(($a->argc == 3) && ($a->argv[1] == 'drop' || $a->argv[1] == 'dropconv')) {
+	if(($a->argc == 3) && ($a->argv[1] === 'drop' || $a->argv[1] === 'dropconv')) {
 		if(! intval($a->argv[2]))
 			return;
 		$cmd = $a->argv[1];
-		if($cmd == 'drop') {
+		if($cmd === 'drop') {
 			$r = q("DELETE FROM `mail` WHERE `id` = %d AND `uid` = %d LIMIT 1",
 				intval($a->argv[2]),
 				intval($_SESSION['uid'])
@@ -135,7 +135,7 @@ function message_content(&$a) {
 		}	
 	
 	}
-	if(($a->argc > 2) && ($a->argv[1] == 'redeliver') && intval($a->argv[2])) {
+	if(($a->argc > 2) && ($a->argv[1] === 'redeliver') && intval($a->argv[2])) {
 		$post_id = intval($a->argv[2]);
 		$php_path = ((strlen($a->config['php_path'])) ? $a->config['php_path'] : 'php');
 		$proc_debug = get_config('system','proc_debug');
@@ -148,7 +148,7 @@ function message_content(&$a) {
 
 
 
-	if(($a->argc > 1) && ($a->argv[1] == 'new')) {
+	if(($a->argc > 1) && ($a->argv[1] === 'new')) {
 		
 		$tpl = load_view_file('view/msg-header.tpl');
 	
@@ -174,7 +174,7 @@ function message_content(&$a) {
 		return $o;
 	}
 
-	if(($a->argc == 1) || ($a->argc == 2 && $a->argv[1] == 'sent')) {
+	if(($a->argc == 1) || ($a->argc == 2 && $a->argv[1] === 'sent')) {
 
 		$o .= $header;
 		
diff --git a/mod/network.php b/mod/network.php
index fa267fee2..541e10494 100644
--- a/mod/network.php
+++ b/mod/network.php
@@ -172,7 +172,7 @@ function network_content(&$a, $update = 0) {
 
 			if(($item['parent'] == $item['item_id']) && (! $item['self'])) {
 
-				if($item['type'] == 'wall') {
+				if($item['type'] === 'wall') {
 					// I do. Put me on the left of the wall-to-wall notice.
 					$owner_url = $a->contact['url'];
 					$owner_photo = $a->contact['thumb'];
@@ -180,7 +180,7 @@ function network_content(&$a, $update = 0) {
 					$template = $wallwall;
 					$commentww = 'ww';	
 				}
-				if($item['type'] == 'remote' && ($item['owner-link'] != $item['author-link'])) {
+				if($item['type'] === 'remote' && ($item['owner-link'] != $item['author-link'])) {
 					// Could be anybody. 
 					$owner_url = $item['owner-link'];
 					$owner_photo = $item['owner-avatar'];
diff --git a/mod/photos.php b/mod/photos.php
index 705c76200..693d068e4 100644
--- a/mod/photos.php
+++ b/mod/photos.php
@@ -61,7 +61,7 @@ function photos_post(&$a) {
 	$contact_record = $r[0];	
 
 
-	if(($a->argc > 2) && ($a->argv[1] == 'album')) {
+	if(($a->argc > 2) && ($a->argv[1] === 'album')) {
 		$album = hex2bin($a->argv[2]);
 
 		if($album == t('Profile Photos') || $album == t('Contact Photos')) {
@@ -390,7 +390,7 @@ function photos_content(&$a) {
 		$datatype = $a->argv[2];
 		$datum = $a->argv[3];
 	}
-	elseif(($a->argc > 2) && ($a->argv[2] == 'upload'))
+	elseif(($a->argc > 2) && ($a->argv[2] === 'upload'))
 		$datatype = 'upload';
 	else
 		$datatype = 'summary';
@@ -445,7 +445,7 @@ function photos_content(&$a) {
 	//
 
 
-	if($datatype == 'upload') {
+	if($datatype === 'upload') {
 		if( ! (local_user() && (get_uid() == $a->data['user']['uid']))) {
 			notice( t('Permission denied.'));
 			return;
@@ -455,7 +455,7 @@ function photos_content(&$a) {
 		$albumselect .= '<option value="" selected="selected" >&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</option>';
 		if(count($a->data['albums'])) {
 			foreach($a->data['albums'] as $album) {
-				if(($album['album'] == '') || ($album['album'] == t('Contact Photos')))
+				if(($album['album'] === '') || ($album['album'] == t('Contact Photos')))
 					continue;
 				$albumselect .= '<option value="' . $album['album'] . '">' . $album['album'] . '</option>';
 			}
@@ -481,7 +481,7 @@ function photos_content(&$a) {
 
 	}
 
-	if($datatype == 'album') {
+	if($datatype === 'album') {
 
 		$album = hex2bin($datum);
 
@@ -504,7 +504,7 @@ function photos_content(&$a) {
 
 		$o .= '<h3>' . $album . '</h3>';
 		
-		if($cmd == 'edit') {		
+		if($cmd === 'edit') {		
 			if(($album != t('Profile Photos')) && ($album != t('Contact Photos'))) {
 				if(local_user() && (get_uid() == $a->data['user']['uid'])) {
 					$edit_tpl = load_view_file('view/album_edit.tpl');
@@ -545,7 +545,7 @@ function photos_content(&$a) {
 	}	
 
 
-	if($datatype == 'image') {
+	if($datatype === 'image') {
 
 		require_once('security.php');
 		require_once('bbcode.php');
@@ -638,7 +638,7 @@ function photos_content(&$a) {
 			$o .= '<div id="in-this-photo">' . $i1[0]['tag'] . '</div>';
 		}
 
-		if($cmd == 'edit') {
+		if($cmd === 'edit') {
 			$edit_tpl = load_view_file('view/photo_edit.tpl');
 			$o .= replace_macros($edit_tpl, array(
 				'$id' => $ph[0]['id'],
diff --git a/mod/profile.php b/mod/profile.php
index 8c23b6c57..8395bc1f6 100644
--- a/mod/profile.php
+++ b/mod/profile.php
@@ -56,7 +56,7 @@ function profile_init(&$a) {
 	}
 
 	$profile = 0;
-	if((local_user()) && ($a->argc > 2) && ($a->argv[2] == 'view')) {
+	if((local_user()) && ($a->argc > 2) && ($a->argv[2] === 'view')) {
 		$which = $a->user['nickname'];
 		$profile = $a->argv[1];		
 	}
@@ -129,7 +129,7 @@ function profile_content(&$a, $update = 0) {
 		));
 
 
-		if($tab == 'profile') {
+		if($tab === 'profile') {
 			$lang = get_config('system','language');
 			if($lang && file_exists("view/$lang/profile_advanced.php"))
 				require_once("view/$lang/profile_advanced.php");
@@ -164,7 +164,7 @@ function profile_content(&$a, $update = 0) {
 		// This is ugly, but we can't pass the profile_uid through the session to the ajax updater,
 		// because browser prefetching might change it on us. We have to deliver it with the page.
 
-		if($tab == 'posts' && (! $a->pager['start'])) {
+		if($tab === 'posts' && (! $a->pager['start'])) {
 			$o .= '<div id="live-profile"></div>' . "\r\n";
 			$o .= "<script> var profile_uid = " . $a->profile['profile_uid'] . "; </script>\r\n";
 		}
diff --git a/mod/profiles.php b/mod/profiles.php
index 111610c66..ce7e616ea 100644
--- a/mod/profiles.php
+++ b/mod/profiles.php
@@ -10,7 +10,7 @@ function profiles_post(&$a) {
 
 	$namechanged = false;
 
-	if(($a->argc > 1) && ($a->argv[1] != "new") && intval($a->argv[1])) {
+	if(($a->argc > 1) && ($a->argv[1] !== "new") && intval($a->argv[1])) {
 		$orig = q("SELECT * FROM `profile` WHERE `id` = %d AND `uid` = %d LIMIT 1",
 			intval($a->argv[1]),
 			intval($_SESSION['uid'])
@@ -163,7 +163,7 @@ function profiles_content(&$a) {
 		return;
 	}
 
-	if(($a->argc > 2) && ($a->argv[1] == "drop") && intval($a->argv[2])) {
+	if(($a->argc > 2) && ($a->argv[1] === "drop") && intval($a->argv[2])) {
 		$r = q("SELECT * FROM `profile` WHERE `id` = %d AND `uid` = %d AND `is-default` = 0 AND `self` = 0 LIMIT 1",
 			intval($a->argv[2]),
 			intval($_SESSION['uid'])
@@ -195,7 +195,7 @@ function profiles_content(&$a) {
 
 
 
-	if(($a->argc > 1) && ($a->argv[1] == 'new')) {
+	if(($a->argc > 1) && ($a->argv[1] === 'new')) {
 
 		$r0 = q("SELECT `id` FROM `profile` WHERE `uid` = %d",
 			intval($_SESSION['uid']));
@@ -225,7 +225,7 @@ function profiles_content(&$a) {
 		goaway($a->get_baseurl() . '/profiles');
 	}		 
 
-	if(($a->argc > 2) && ($a->argv[1] == 'clone')) {
+	if(($a->argc > 2) && ($a->argv[1] === 'clone')) {
 
 		$r0 = q("SELECT `id` FROM `profile` WHERE `uid` = %d",
 			intval($_SESSION['uid']));
diff --git a/mod/regmod.php b/mod/regmod.php
index 373180ba2..49a719493 100644
--- a/mod/regmod.php
+++ b/mod/regmod.php
@@ -29,7 +29,7 @@ function regmod_content(&$a) {
 		intval($register[0]['uid'])
 	);
 
-	if($cmd == 'deny') {
+	if($cmd === 'deny') {
 
 		$r = q("DELETE FROM `user` WHERE `uid` = %d LIMIT 1",
 			intval($register[0]['uid'])
@@ -49,7 +49,7 @@ function regmod_content(&$a) {
 
 	}
 
-	if($cmd == 'allow') {
+	if($cmd === 'allow') {
 
 		if(! count($user))
 			killme();
diff --git a/mod/settings.php b/mod/settings.php
index aef00c8c2..7ba2f177f 100644
--- a/mod/settings.php
+++ b/mod/settings.php
@@ -215,7 +215,7 @@ function settings_content(&$a) {
 	if($files) {
 		foreach($files as $file) {
 			$f = basename($file);
-			$selected = (($f == $_SESSION['theme']) || ($f == 'default' && (! x($_SESSION,'theme')))
+			$selected = (($f == $_SESSION['theme']) || ($f === 'default' && (! x($_SESSION,'theme')))
 				? ' selected="selected" ' : '' );
 			$theme_selector .= '<option val="' . basename($file) . '"' . $selected . '>' . basename($file) . '</option>';
 		}