codysnider / tt-rss

classes/db/mysqli.php

Spacing +2 added lines, -2 removed lines

@@ -14,7 +14,7 @@ 
 
 			return $this->link;
 		} else {
-			print("Unable to connect to database (as $user to $host, database $db): " . mysqli_connect_error());
+			print("Unable to connect to database (as $user to $host, database $db): ".mysqli_connect_error());
 			exit(102);
 		}
 	}
@@ -31,7 +31,7 @@ 
 			$this->last_error = @mysqli_error($this->link);
 
 			@mysqli_query($this->link, "ROLLBACK");
-			user_error("query $query failed: " . ($this->link ? $this->last_error : "No connection"),
+			user_error("query $query failed: ".($this->link ? $this->last_error : "No connection"),
 				$die_on_error ? E_USER_ERROR : E_USER_WARNING);
 		}
 

classes/db/pgsql.php

Spacing +3 added lines, -3 removed lines

@@ -15,13 +15,13 @@ 
 		}
 
 		if (is_numeric($port) && $port > 0) {
-			$string = "$string port=" . $port;
+			$string = "$string port=".$port;
 		}
 
 		$this->link = pg_connect($string);
 
 		if (!$this->link) {
-			print("Unable to connect to database (as $user to $host, database $db):" . pg_last_error());
+			print("Unable to connect to database (as $user to $host, database $db):".pg_last_error());
 			exit(102);
 		}
 
@@ -44,7 +44,7 @@ 
 
 			@pg_query($this->link, "ROLLBACK");
 			$query = htmlspecialchars($query); // just in case
-			user_error("query $query failed: " . ($this->link ? $this->last_error : "No connection"),
+			user_error("query $query failed: ".($this->link ? $this->last_error : "No connection"),
 				$die_on_error ? E_USER_ERROR : E_USER_WARNING);
 		}
 		return $result;

classes/rssutils.php

Spacing +32 added lines, -32 removed lines

@@ -7,11 +7,11 @@ 
 			if ($k != "feed" && isset($v)) {
 				$x = strip_tags(is_array($v) ? implode(",", $v) : $v);
 
-				$tmp .= sha1("$k:" . sha1($x));
+				$tmp .= sha1("$k:".sha1($x));
 			}
 		}
 
-		return sha1(implode(",", $pluginhost->get_plugin_names()) . $tmp);
+		return sha1(implode(",", $pluginhost->get_plugin_names()).$tmp);
 	}
 
 	// Strips utf8mb4 characters (i.e. emoji) for mysql
@@ -137,7 +137,7 @@ 
 			//update_rss_feed($line["id"], true);
 
 			if ($tline = $usth->fetch()) {
-				Debug::log(" => " . $tline["last_updated"] . ", " . $tline["id"] . " " . $tline["owner_uid"]);
+				Debug::log(" => ".$tline["last_updated"].", ".$tline["id"]." ".$tline["owner_uid"]);
 
 				if (array_search($tline["owner_uid"], $batch_owners) === false)
 					array_push($batch_owners, $tline["owner_uid"]);
@@ -323,7 +323,7 @@ 
 
 		$date_feed_processed = date('Y-m-d H:i');
 
-		$cache_filename = CACHE_DIR . "/feeds/" . sha1($fetch_url) . ".xml";
+		$cache_filename = CACHE_DIR."/feeds/".sha1($fetch_url).".xml";
 
 		$pluginhost = new PluginHost();
 		$user_plugins = get_pref("_ENABLED_PLUGINS", $owner_uid);
@@ -340,7 +340,7 @@ 
 		Debug::log("running HOOK_FETCH_FEED handlers...", Debug::$LOG_VERBOSE);
 
 		foreach ($pluginhost->get_hooks(PluginHost::HOOK_FETCH_FEED) as $plugin) {
-			Debug::log("... " . get_class($plugin), Debug::$LOG_VERBOSE);
+			Debug::log("... ".get_class($plugin), Debug::$LOG_VERBOSE);
 			$start = microtime(true);
 			$feed_data = $plugin->hook_fetch_feed($feed_data, $fetch_url, $owner_uid, $feed, 0, $auth_login, $auth_pass);
 			Debug::log(sprintf("=== %.4f (sec)", microtime(true) - $start), Debug::$LOG_VERBOSE);
@@ -402,7 +402,7 @@ 
 			$feed_data = trim($feed_data);
 
 			Debug::log("fetch done.", Debug::$LOG_VERBOSE);
-			Debug::log("source last modified: " . $fetch_last_modified, Debug::$LOG_VERBOSE);
+			Debug::log("source last modified: ".$fetch_last_modified, Debug::$LOG_VERBOSE);
 
 			if ($feed_data && $fetch_last_modified != $stored_last_modified) {
 				$sth = $pdo->prepare("UPDATE ttrss_feeds SET last_modified = ? WHERE id = ?");
@@ -410,7 +410,7 @@ 
 			}
 
 			// cache vanilla feed data for re-use
-			if ($feed_data && !$auth_pass && !$auth_login && is_writable(CACHE_DIR . "/feeds")) {
+			if ($feed_data && !$auth_pass && !$auth_login && is_writable(CACHE_DIR."/feeds")) {
 				$new_rss_hash = sha1($feed_data);
 
 				if ($new_rss_hash != $rss_hash) {
@@ -445,7 +445,7 @@ 
 		$feed_data_checksum = md5($feed_data);
 
 		foreach ($pluginhost->get_hooks(PluginHost::HOOK_FEED_FETCHED) as $plugin) {
-			Debug::log("... " . get_class($plugin), Debug::$LOG_VERBOSE);
+			Debug::log("... ".get_class($plugin), Debug::$LOG_VERBOSE);
 			$start = microtime(true);
 			$feed_data = $plugin->hook_feed_fetched($feed_data, $fetch_url, $owner_uid, $feed);
 			Debug::log(sprintf("=== %.4f (sec)", microtime(true) - $start), Debug::$LOG_VERBOSE);
@@ -467,7 +467,7 @@ 
 			// We use local pluginhost here because we need to load different per-user feed plugins
 
 			foreach ($pluginhost->get_hooks(PluginHost::HOOK_FEED_PARSED) as $plugin) {
-				Debug::log("... " . get_class($plugin), Debug::$LOG_VERBOSE);
+				Debug::log("... ".get_class($plugin), Debug::$LOG_VERBOSE);
 				$start = microtime(true);
 				$plugin->hook_feed_parsed($rss);
 				Debug::log(sprintf("=== %.4f (sec)", microtime(true) - $start), Debug::$LOG_VERBOSE);
@@ -499,14 +499,14 @@ 
 			$site_url = mb_substr(rewrite_relative_url($fetch_url, clean($rss->get_link())), 0, 245);
 
 			Debug::log("site_url: $site_url", Debug::$LOG_VERBOSE);
-			Debug::log("feed_title: " . clean($rss->get_title()), Debug::$LOG_VERBOSE);
+			Debug::log("feed_title: ".clean($rss->get_title()), Debug::$LOG_VERBOSE);
 
 			if ($favicon_needs_check || $force_refetch) {
 
 				/* terrible hack: if we crash on floicon shit here, we won't check
 				 * the icon avgcolor again (unless the icon got updated) */
 
-				$favicon_file = ICONS_DIR . "/$feed.ico";
+				$favicon_file = ICONS_DIR."/$feed.ico";
 				$favicon_modified = @filemtime($favicon_file);
 
 				Debug::log("checking favicon...", Debug::$LOG_VERBOSE);
@@ -527,7 +527,7 @@ 
 
 					$favicon_color = calculate_avg_color($favicon_file);
 
-					$favicon_colorstring = ",favicon_avg_color = " . $pdo->quote($favicon_color);
+					$favicon_colorstring = ",favicon_avg_color = ".$pdo->quote($favicon_color);
 
 				} else if ($favicon_avg_color == 'fail') {
 					Debug::log("floicon failed on this file, not trying to recalculate avg color", Debug::$LOG_VERBOSE);
@@ -546,7 +546,7 @@ 
 				print_r($filters);
 			}
 
-			Debug::log("" . count($filters) . " filters loaded.", Debug::$LOG_VERBOSE);
+			Debug::log("".count($filters)." filters loaded.", Debug::$LOG_VERBOSE);
 
 			$items = $rss->get_items();
 
@@ -588,13 +588,13 @@ 
 
 				$entry_guid = "$owner_uid,$entry_guid";
 
-				$entry_guid_hashed = 'SHA1:' . sha1($entry_guid);
+				$entry_guid_hashed = 'SHA1:'.sha1($entry_guid);
 
 				Debug::log("guid $entry_guid / $entry_guid_hashed", Debug::$LOG_VERBOSE);
 
-				$entry_timestamp = (int)$item->get_date();
+				$entry_timestamp = (int) $item->get_date();
 
-				Debug::log("orig date: " . $item->get_date(), Debug::$LOG_VERBOSE);
+				Debug::log("orig date: ".$item->get_date(), Debug::$LOG_VERBOSE);
 
 				$entry_title = strip_tags($item->get_title());
 
@@ -606,7 +606,7 @@ 
 				Debug::log("link $entry_link", Debug::$LOG_VERBOSE);
 				Debug::log("language $entry_language", Debug::$LOG_VERBOSE);
 
-				if (!$entry_title) $entry_title = date("Y-m-d H:i:s", $entry_timestamp);;
+				if (!$entry_title) $entry_title = date("Y-m-d H:i:s", $entry_timestamp); ;
 
 				$entry_content = $item->get_content();
 				if (!$entry_content) $entry_content = $item->get_description();
@@ -627,7 +627,7 @@ 
 				Debug::log("looking for tags...", Debug::$LOG_VERBOSE);
 
 				$entry_tags = $item->get_categories();
-				Debug::log("tags found: " . join(", ", $entry_tags), Debug::$LOG_VERBOSE);
+				Debug::log("tags found: ".join(", ", $entry_tags), Debug::$LOG_VERBOSE);
 
 				Debug::log("done collecting data.", Debug::$LOG_VERBOSE);
 
@@ -692,14 +692,14 @@ 
 				Debug::log("hash differs, applying plugin filters:", Debug::$LOG_VERBOSE);
 
 				foreach ($pluginhost->get_hooks(PluginHost::HOOK_ARTICLE_FILTER) as $plugin) {
-					Debug::log("... " . get_class($plugin), Debug::$LOG_VERBOSE);
+					Debug::log("... ".get_class($plugin), Debug::$LOG_VERBOSE);
 
 					$start = microtime(true);
 					$article = $plugin->hook_article_filter($article);
 
 					Debug::log(sprintf("=== %.4f (sec)", microtime(true) - $start), Debug::$LOG_VERBOSE);
 
-					$entry_plugin_data .= mb_strtolower(get_class($plugin)) . ",";
+					$entry_plugin_data .= mb_strtolower(get_class($plugin)).",";
 				}
 
                 if (Debug::get_loglevel() >= 3) {
@@ -772,7 +772,7 @@ 
 					Debug::log("applying plugin filter actions...", Debug::$LOG_VERBOSE);
 
 					foreach ($plugin_filter_names as $pfn) {
-						list($pfclass,$pfaction) = explode(":", $pfn["param"]);
+						list($pfclass, $pfaction) = explode(":", $pfn["param"]);
 
 						if (isset($plugin_filter_actions[$pfclass])) {
 							$plugin = $pluginhost->get_plugin($pfclass);
@@ -867,7 +867,7 @@ 
 							$entry_current_hash,
 							$date_feed_processed,
 							$entry_comments,
-							(int)$num_comments,
+							(int) $num_comments,
 							$entry_plugin_data,
 							"$entry_language",
 							"$entry_author"]);
@@ -979,7 +979,7 @@ 
 						":content" => "$entry_content",
 						":content_hash" => $entry_current_hash,
 						":updated" => $entry_timestamp_fmt,
-						":num_comments" => (int)$num_comments,
+						":num_comments" => (int) $num_comments,
 						":plugin_data" => $entry_plugin_data,
 						":author" => "$entry_author",
 						":lang" => $entry_language,
@@ -987,7 +987,7 @@ 
 
 					if (DB_TYPE == "pgsql") {
 						$params[":ts_lang"] = $feed_language;
-						$params[":ts_content"] = mb_substr(strip_tags($entry_title . " " . $entry_content), 0, 900000);
+						$params[":ts_content"] = mb_substr(strip_tags($entry_title." ".$entry_content), 0, 900000);
 					}
 
 					$sth->execute($params);
@@ -1067,7 +1067,7 @@ 
 				foreach ($enclosures as $enc) {
 					$enc_url = $enc[0];
 					$enc_type = $enc[1];
-					$enc_dur = (int)$enc[2];
+					$enc_dur = (int) $enc[2];
 					$enc_title = $enc[3];
 					$enc_width = intval($enc[4]);
 					$enc_height = intval($enc[5]);
@@ -1075,7 +1075,7 @@ 
 					$esth->execute([$enc_url, $enc_type, $entry_ref_id]);
 
 					if (!$esth->fetch()) {
-						$usth->execute([$enc_url, $enc_type, (string)$enc_title, $enc_dur, $entry_ref_id, $enc_width, $enc_height]);
+						$usth->execute([$enc_url, $enc_type, (string) $enc_title, $enc_dur, $entry_ref_id, $enc_width, $enc_height]);
 					}
 				}
 
@@ -1109,7 +1109,7 @@ 
 				$filtered_tags = array_unique($filtered_tags);
 
 				if (Debug::get_loglevel() >= Debug::$LOG_VERBOSE) {
-					Debug::log("filtered tags: " . implode(", ", $filtered_tags), Debug::$LOG_VERBOSE);
+					Debug::log("filtered tags: ".implode(", ", $filtered_tags), Debug::$LOG_VERBOSE);
 
 				}
 
@@ -1297,11 +1297,11 @@ 
 		$num_deleted = 0;
 
 		if (is_writable(LOCK_DIRECTORY)) {
-			$files = glob(LOCK_DIRECTORY . "/*.lock");
+			$files = glob(LOCK_DIRECTORY."/*.lock");
 
 			if ($files) {
 				foreach ($files as $file) {
-					if (!file_is_locked(basename($file)) && time() - filemtime($file) > 86400*2) {
+					if (!file_is_locked(basename($file)) && time() - filemtime($file) > 86400 * 2) {
 						unlink($file);
 						++$num_deleted;
 					}
@@ -1516,7 +1516,7 @@ 
 	public static function check_feed_favicon($site_url, $feed) {
 		#		print "FAVICON [$site_url]: $favicon_url\n";
 
-		$icon_file = ICONS_DIR . "/$feed.ico";
+		$icon_file = ICONS_DIR."/$feed.ico";
 
 		if (!file_exists($icon_file)) {
 			$favicon_url = RSSUtils::get_favicon_url($site_url);
@@ -1570,14 +1570,14 @@ 
 
 	public static function is_gzipped($feed_data) {
 		return strpos(substr($feed_data, 0, 3),
-				"\x1f" . "\x8b" . "\x08", 0) === 0;
+				"\x1f"."\x8b"."\x08", 0) === 0;
 	}
 
 	public static function load_filters($feed_id, $owner_uid) {
 		$filters = array();
 
 		$feed_id = (int) $feed_id;
-		$cat_id = (int)Feeds::getFeedCategory($feed_id);
+		$cat_id = (int) Feeds::getFeedCategory($feed_id);
 
 		if ($cat_id == 0)
 			$null_cat_qpart = "cat_id IS NULL OR";

plugins/af_redditimgur/init.php

Spacing +10 added lines, -10 removed lines

@@ -57,13 +57,13 @@ 
 		print "<fieldset class='narrow'>";
 		print "<label class='checkbox'>";
 		print_checkbox("enable_readability", $enable_readability);
-		print " " . __("Extract missing content using Readability (requires af_readability)") . "</label>";
+		print " ".__("Extract missing content using Readability (requires af_readability)")."</label>";
 		print "</fieldset>";
 
 		print "<fieldset class='narrow'>";
 		print "<label class='checkbox'>";
 		print_checkbox("enable_content_dupcheck", $enable_content_dupcheck);
-		print " " . __("Enable additional duplicate checking") . "</label>";
+		print " ".__("Enable additional duplicate checking")."</label>";
 		print "</fieldset>";
 
 		print_button("submit", __("Save"), 'class="alt-primary"');
@@ -96,14 +96,14 @@ 
 		foreach ($entries as $entry) {
 			if ($entry->hasAttribute("href") && strpos($entry->getAttribute("href"), "reddit.com") === false) {
 
-				Debug::log("processing href: " . $entry->getAttribute("href"), Debug::$LOG_VERBOSE);
+				Debug::log("processing href: ".$entry->getAttribute("href"), Debug::$LOG_VERBOSE);
 
 				$matches = array();
 
 				if (!$found && preg_match("/^https?:\/\/twitter.com\/(.*?)\/status\/(.*)/", $entry->getAttribute("href"), $matches)) {
-					Debug::log("handling as twitter: " . $matches[1] . " " . $matches[2], Debug::$LOG_VERBOSE);
+					Debug::log("handling as twitter: ".$matches[1]." ".$matches[2], Debug::$LOG_VERBOSE);
 
-					$oembed_result = fetch_file_contents("https://publish.twitter.com/oembed?url=" . urlencode($entry->getAttribute("href")));
+					$oembed_result = fetch_file_contents("https://publish.twitter.com/oembed?url=".urlencode($entry->getAttribute("href")));
 
 					if ($oembed_result) {
 						$oembed_result = json_decode($oembed_result, true);
@@ -111,7 +111,7 @@ 
 						if ($oembed_result && isset($oembed_result["html"])) {
 
 							$tmp = new DOMDocument();
-							if ($tmp->loadHTML('<?xml encoding="utf-8" ?>' . $oembed_result["html"])) {
+							if ($tmp->loadHTML('<?xml encoding="utf-8" ?>'.$oembed_result["html"])) {
 								$p = $doc->createElement("p");
 
 								$p->appendChild($doc->importNode(
@@ -135,8 +135,8 @@ 
 
 					Debug::log("Handling as Gfycat", Debug::$LOG_VERBOSE);
 
-					$source_stream = 'https://giant.gfycat.com/' . $matches[2] . '.mp4';
-					$poster_url = 'https://thumbs.gfycat.com/' . $matches[2] . '-mobile.jpg';
+					$source_stream = 'https://giant.gfycat.com/'.$matches[2].'.mp4';
+					$poster_url = 'https://thumbs.gfycat.com/'.$matches[2].'-mobile.jpg';
 
 					$content_type = $this->get_content_type($source_stream);
 
@@ -184,7 +184,7 @@ 
 					}
 
 					if (!$source_stream) {
-						$source_stream = "https://v.redd.it/" . $matches[1] . "/DASH_600_K";
+						$source_stream = "https://v.redd.it/".$matches[1]."/DASH_600_K";
 					}
 
 					$this->handle_as_video($doc, $entry, $source_stream, $poster_url);
@@ -542,7 +542,7 @@ 
 
 			// do not try to embed posts linking back to other reddit posts
 			// readability.php requires PHP 5.6
-			if ($url &&	strpos($url, "reddit.com") === false && version_compare(PHP_VERSION, '5.6.0', '>=')) {
+			if ($url && strpos($url, "reddit.com") === false && version_compare(PHP_VERSION, '5.6.0', '>=')) {
 
 				/* link may lead to a huge video file or whatever, we need to check content type before trying to
 				parse it which p much requires curl */

lib/accept-to-gettext.php

Spacing +51 added lines, -53 removed lines

@@ -69,17 +69,17 @@ 
 
 /* not really important, this one; perhaps I could've put it inline with
  * the rest. */
-function find_match($curlscore,$curcscore,$curgtlang,$langval,$charval,
+function find_match($curlscore, $curcscore, $curgtlang, $langval, $charval,
                     $gtlang)
 {
-  if($curlscore < $langval) {
-    $curlscore=$langval;
-    $curcscore=$charval;
-    $curgtlang=$gtlang;
+  if ($curlscore < $langval) {
+    $curlscore = $langval;
+    $curcscore = $charval;
+    $curgtlang = $gtlang;
   } else if ($curlscore == $langval) {
-    if($curcscore < $charval) {
-      $curcscore=$charval;
-      $curgtlang=$gtlang;
+    if ($curcscore < $charval) {
+      $curcscore = $charval;
+      $curgtlang = $gtlang;
     }
   }
   return array($curlscore, $curcscore, $curgtlang);
@@ -87,22 +87,20 @@ 
 
 function al2gt($gettextlangs, $mime) {
   /* default to "everything is acceptable", as RFC2616 specifies */
-  $acceptLang=(($_SERVER["HTTP_ACCEPT_LANGUAGE"] == '') ? '*' :
-      $_SERVER["HTTP_ACCEPT_LANGUAGE"]);
-  $acceptChar=(($_SERVER["HTTP_ACCEPT_CHARSET"] == '') ? '*' :
-      $_SERVER["HTTP_ACCEPT_CHARSET"]);
-  $alparts=@preg_split("/,/",$acceptLang);
-  $acparts=@preg_split("/,/",$acceptChar);
+  $acceptLang = (($_SERVER["HTTP_ACCEPT_LANGUAGE"] == '') ? '*' : $_SERVER["HTTP_ACCEPT_LANGUAGE"]);
+  $acceptChar = (($_SERVER["HTTP_ACCEPT_CHARSET"] == '') ? '*' : $_SERVER["HTTP_ACCEPT_CHARSET"]);
+  $alparts = @preg_split("/,/", $acceptLang);
+  $acparts = @preg_split("/,/", $acceptChar);
   
   /* Parse the contents of the Accept-Language header.*/
-  foreach($alparts as $part) {
-    $part=trim($part);
-    if(preg_match("/;/", $part)) {
-      $lang=@preg_split("/;/",$part);
-      $score=@preg_split("/=/",$lang[1]);
-      $alscores[$lang[0]]=$score[1];
+  foreach ($alparts as $part) {
+    $part = trim($part);
+    if (preg_match("/;/", $part)) {
+      $lang = @preg_split("/;/", $part);
+      $score = @preg_split("/=/", $lang[1]);
+      $alscores[$lang[0]] = $score[1];
     } else {
-      $alscores[$part]=1;
+      $alscores[$part] = 1;
     }
   }
 
@@ -116,20 +114,20 @@ 
    * Making it 2 for the time being, so that we
    * can distinguish between "not specified" and "specified as 1" later
    * on. */
-  $acscores["ISO-8859-1"]=2;
+  $acscores["ISO-8859-1"] = 2;
 
-  foreach($acparts as $part) {
-    $part=trim($part);
-    if(preg_match("/;/", $part)) {
-      $cs=@preg_split("/;/",$part);
-      $score=@preg_split("/=/",$cs[1]);
-      $acscores[strtoupper($cs[0])]=$score[1];
+  foreach ($acparts as $part) {
+    $part = trim($part);
+    if (preg_match("/;/", $part)) {
+      $cs = @preg_split("/;/", $part);
+      $score = @preg_split("/=/", $cs[1]);
+      $acscores[strtoupper($cs[0])] = $score[1];
     } else {
-      $acscores[strtoupper($part)]=1;
+      $acscores[strtoupper($part)] = 1;
     }
   }
-  if($acscores["ISO-8859-1"]==2) {
-    $acscores["ISO-8859-1"]=(isset($acscores["*"])?$acscores["*"]:1);
+  if ($acscores["ISO-8859-1"] == 2) {
+    $acscores["ISO-8859-1"] = (isset($acscores["*"]) ? $acscores["*"] : 1);
   }
 
   /* 
@@ -137,18 +135,18 @@ 
    * with the highest score, excluding the ones with a charset the user
    * did not include.
    */
-  $curlscore=0;
-  $curcscore=0;
-  $curgtlang=null;
-  foreach($gettextlangs as $gtlang) {
+  $curlscore = 0;
+  $curcscore = 0;
+  $curgtlang = null;
+  foreach ($gettextlangs as $gtlang) {
 
-    $tmp1=preg_replace("/\_/","-",$gtlang);
-    $tmp2=@preg_split("/\./",$tmp1);
-    $allang=strtolower($tmp2[0]);
-    $gtcs=strtoupper($tmp2[1]);
-    $noct=@preg_split("/-/",$allang);
+    $tmp1 = preg_replace("/\_/", "-", $gtlang);
+    $tmp2 = @preg_split("/\./", $tmp1);
+    $allang = strtolower($tmp2[0]);
+    $gtcs = strtoupper($tmp2[1]);
+    $noct = @preg_split("/-/", $allang);
 
-    $testvals=array(
+    $testvals = array(
          array(@$alscores[$allang], @$acscores[$gtcs]),
      array(@$alscores[$noct[0]], @$acscores[$gtcs]),
      array(@$alscores[$allang], @$acscores["*"]),
@@ -156,15 +154,15 @@ 
      array(@$alscores["*"], @$acscores[$gtcs]),
      array(@$alscores["*"], @$acscores["*"]));
 
-    $found=false;
-    foreach($testvals as $tval) {
-      if(!$found && isset($tval[0]) && isset($tval[1])) {
-        $arr=find_match($curlscore, $curcscore, $curgtlang, $tval[0],
+    $found = false;
+    foreach ($testvals as $tval) {
+      if (!$found && isset($tval[0]) && isset($tval[1])) {
+        $arr = find_match($curlscore, $curcscore, $curgtlang, $tval[0],
               $tval[1], $gtlang);
-        $curlscore=$arr[0];
-        $curcscore=$arr[1];
-        $curgtlang=$arr[2];
-    $found=true;
+        $curlscore = $arr[0];
+        $curcscore = $arr[1];
+        $curgtlang = $arr[2];
+    $found = true;
       }
     }
   }
@@ -172,10 +170,10 @@ 
   /* We must re-parse the gettext-string now, since we may have found it
    * through a "*" qualifier.*/
   
-  $gtparts=@preg_split("/\./",$curgtlang);
-  $tmp=strtolower($gtparts[0]);
-  $lang=preg_replace("/\_/", "-", $tmp);
-  $charset=$gtparts[1];
+  $gtparts = @preg_split("/\./", $curgtlang);
+  $tmp = strtolower($gtparts[0]);
+  $lang = preg_replace("/\_/", "-", $tmp);
+  $charset = $gtparts[1];
 
   header("Content-Language: $lang");
   header("Content-Type: $mime; charset=$charset");

lib/phpqrcode/qrencode.php

Spacing +46 added lines, -46 removed lines

@@ -58,10 +58,10 @@ 
         //----------------------------------------------------------------------

         public function __construct(QRinput $input)

         {

-            $spec = array(0,0,0,0,0);

+            $spec = array(0, 0, 0, 0, 0);

             

             $this->datacode = $input->getByteStream();

-            if(is_null($this->datacode)) {

+            if (is_null($this->datacode)) {

                 throw new Exception('null imput string');

             }

 

@@ -75,7 +75,7 @@ 
             $this->blocks = QRspec::rsBlockNum($spec);

             

             $ret = $this->init($spec);

-            if($ret < 0) {

+            if ($ret < 0) {

                 throw new Exception('block alloc error');

                 return null;

             }

@@ -94,29 +94,29 @@ 
             $blockNo = 0;

             $dataPos = 0;

             $eccPos = 0;

-            for($i=0; $i<QRspec::rsBlockNum1($spec); $i++) {

-                $ecc = array_slice($this->ecccode,$eccPos);

-                $this->rsblocks[$blockNo] = new QRrsblock($dl, array_slice($this->datacode, $dataPos), $el,  $ecc, $rs);

-                $this->ecccode = array_merge(array_slice($this->ecccode,0, $eccPos), $ecc);

+            for ($i = 0; $i < QRspec::rsBlockNum1($spec); $i++) {

+                $ecc = array_slice($this->ecccode, $eccPos);

+                $this->rsblocks[$blockNo] = new QRrsblock($dl, array_slice($this->datacode, $dataPos), $el, $ecc, $rs);

+                $this->ecccode = array_merge(array_slice($this->ecccode, 0, $eccPos), $ecc);

                 

                 $dataPos += $dl;

                 $eccPos += $el;

                 $blockNo++;

             }

 

-            if(QRspec::rsBlockNum2($spec) == 0)

+            if (QRspec::rsBlockNum2($spec) == 0)

                 return 0;

 

             $dl = QRspec::rsDataCodes2($spec);

             $el = QRspec::rsEccCodes2($spec);

             $rs = QRrs::init_rs(8, 0x11d, 0, 1, $el, 255 - $dl - $el);

             

-            if($rs == null) return -1;

+            if ($rs == null) return -1;

             

-            for($i=0; $i<QRspec::rsBlockNum2($spec); $i++) {

-                $ecc = array_slice($this->ecccode,$eccPos);

+            for ($i = 0; $i < QRspec::rsBlockNum2($spec); $i++) {

+                $ecc = array_slice($this->ecccode, $eccPos);

                 $this->rsblocks[$blockNo] = new QRrsblock($dl, array_slice($this->datacode, $dataPos), $el, $ecc, $rs);

-                $this->ecccode = array_merge(array_slice($this->ecccode,0, $eccPos), $ecc);

+                $this->ecccode = array_merge(array_slice($this->ecccode, 0, $eccPos), $ecc);

                 

                 $dataPos += $dl;

                 $eccPos += $el;

@@ -131,14 +131,14 @@ 
         {

             $ret = 0;

 

-            if($this->count < $this->dataLength) {

+            if ($this->count < $this->dataLength) {

                 $row = $this->count % $this->blocks;

                 $col = $this->count / $this->blocks;

-                if($col >= $this->rsblocks[0]->dataLength) {

+                if ($col >= $this->rsblocks[0]->dataLength) {

                     $row += $this->b1;

                 }

                 $ret = $this->rsblocks[$row]->data[$col];

-            } else if($this->count < $this->dataLength + $this->eccLength) {

+            } else if ($this->count < $this->dataLength + $this->eccLength) {

                 $row = ($this->count - $this->dataLength) % $this->blocks;

                 $col = ($this->count - $this->dataLength) / $this->blocks;

                 $ret = $this->rsblocks[$row]->ecc[$col];

@@ -162,10 +162,10 @@ 
         //----------------------------------------------------------------------

         public function encodeMask(QRinput $input, $mask)

         {

-            if($input->getVersion() < 0 || $input->getVersion() > QRSPEC_VERSION_MAX) {

+            if ($input->getVersion() < 0 || $input->getVersion() > QRSPEC_VERSION_MAX) {

                 throw new Exception('wrong version');

             }

-            if($input->getErrorCorrectionLevel() > QR_ECLEVEL_H) {

+            if ($input->getErrorCorrectionLevel() > QR_ECLEVEL_H) {

                 throw new Exception('wrong level');

             }

 

@@ -178,15 +178,15 @@ 
             $frame = QRspec::newFrame($version);

             

             $filler = new FrameFiller($width, $frame);

-            if(is_null($filler)) {

+            if (is_null($filler)) {

                 return null;

             }

 

             // inteleaved data and ecc codes

-            for($i=0; $i<$raw->dataLength + $raw->eccLength; $i++) {

+            for ($i = 0; $i < $raw->dataLength + $raw->eccLength; $i++) {

                 $code = $raw->getCode();

                 $bit = 0x80;

-                for($j=0; $j<8; $j++) {

+                for ($j = 0; $j < 8; $j++) {

                     $addr = $filler->next();

                     $filler->setFrameAt($addr, 0x02 | (($bit & $code) != 0));

                     $bit = $bit >> 1;

@@ -199,7 +199,7 @@ 
             

             // remainder bits

             $j = QRspec::getRemainder($version);

-            for($i=0; $i<$j; $i++) {

+            for ($i = 0; $i < $j; $i++) {

                 $addr = $filler->next();

                 $filler->setFrameAt($addr, 0x02);

             }

@@ -210,7 +210,7 @@ 
             

             // masking

             $maskObj = new QRmask();

-            if($mask < 0) {

+            if ($mask < 0) {

             

                 if (QR_FIND_BEST_MASK) {

                     $masked = $maskObj->mask($width, $frame, $input->getErrorCorrectionLevel());

@@ -221,7 +221,7 @@ 
                 $masked = $maskObj->makeMask($width, $frame, $mask, $input->getErrorCorrectionLevel());

             }

             

-            if($masked == null) {

+            if ($masked == null) {

                 return null;

             }

             

@@ -243,16 +243,16 @@ 
         //----------------------------------------------------------------------

         public function encodeString8bit($string, $version, $level)

         {

-            if(string == null) {

+            if (string == null) {

                 throw new Exception('empty string!');

                 return null;

             }

 

             $input = new QRinput($version, $level);

-            if($input == null) return null;

+            if ($input == null) return null;

 

             $ret = $input->append($input, QR_MODE_8, strlen($string), str_split($string));

-            if($ret < 0) {

+            if ($ret < 0) {

                 unset($input);

                 return null;

             }

@@ -263,16 +263,16 @@ 
         public function encodeString($string, $version, $level, $hint, $casesensitive)

         {

 

-            if($hint != QR_MODE_8 && $hint != QR_MODE_KANJI) {

+            if ($hint != QR_MODE_8 && $hint != QR_MODE_KANJI) {

                 throw new Exception('bad hint');

                 return null;

             }

 

             $input = new QRinput($version, $level);

-            if($input == null) return null;

+            if ($input == null) return null;

 

             $ret = QRsplit::splitStringToQRinput($string, $input, $hint, $casesensitive);

-            if($ret < 0) {

+            if ($ret < 0) {

                 return null;

             }

 

@@ -280,10 +280,10 @@ 
         }

         

         //----------------------------------------------------------------------

-        public static function png($text, $outfile = false, $level = QR_ECLEVEL_L, $size = 3, $margin = 4, $saveandprint=false) 

+        public static function png($text, $outfile = false, $level = QR_ECLEVEL_L, $size = 3, $margin = 4, $saveandprint = false) 

         {

             $enc = QRencode::factory($level, $size, $margin);

-            return $enc->encodePNG($text, $outfile, $saveandprint=false);

+            return $enc->encodePNG($text, $outfile, $saveandprint = false);

         }

 

         //----------------------------------------------------------------------

@@ -340,7 +340,7 @@ 
         {

             do {

             

-                if($this->bit == -1) {

+                if ($this->bit == -1) {

                     $this->bit = 0;

                     return array('x'=>$this->x, 'y'=>$this->y);

                 }

@@ -349,7 +349,7 @@ 
                 $y = $this->y;

                 $w = $this->width;

 

-                if($this->bit == 0) {

+                if ($this->bit == 0) {

                     $x--;

                     $this->bit++;

                 } else {

@@ -358,33 +358,33 @@ 
                     $this->bit--;

                 }

 

-                if($this->dir < 0) {

-                    if($y < 0) {

+                if ($this->dir < 0) {

+                    if ($y < 0) {

                         $y = 0;

                         $x -= 2;

                         $this->dir = 1;

-                        if($x == 6) {

+                        if ($x == 6) {

                             $x--;

                             $y = 9;

                         }

                     }

                 } else {

-                    if($y == $w) {

+                    if ($y == $w) {

                         $y = $w - 1;

                         $x -= 2;

                         $this->dir = -1;

-                        if($x == 6) {

+                        if ($x == 6) {

                             $x--;

                             $y -= 8;

                         }

                     }

                 }

-                if($x < 0 || $y < 0) return null;

+                if ($x < 0 || $y < 0) return null;

 

                 $this->x = $x;

                 $this->y = $y;

 

-            } while(ord($this->frame[$y][$x]) & 0x80);

+            } while (ord($this->frame[$y][$x]) & 0x80);

                         

             return array('x'=>$x, 'y'=>$y);

         }

@@ -447,7 +447,7 @@ 
         {

             $code = new QRcode();

 

-            if($this->eightbit) {

+            if ($this->eightbit) {

                 $code->encodeString8bit($intext, $this->version, $this->level);

             } else {

                 $code->encodeString($intext, $this->version, $this->level, $this->hint, $this->casesensitive);

@@ -461,7 +461,7 @@ 
         {

             $code = new QRcode();

 

-            if($this->eightbit) {

+            if ($this->eightbit) {

                 $code->encodeString8bit($intext, $this->version, $this->level);

             } else {

                 $code->encodeString($intext, $this->version, $this->level, $this->hint, $this->casesensitive);

@@ -469,7 +469,7 @@ 
             

             QRtools::markTime('after_encode');

             

-            if ($outfile!== false) {

+            if ($outfile !== false) {

                 file_put_contents($outfile, join("\n", QRtools::binarize($code->data)));

             } else {

                 return QRtools::binarize($code->data);

@@ -477,7 +477,7 @@ 
         }

         

         //----------------------------------------------------------------------

-        public function encodePNG($intext, $outfile = false,$saveandprint=false) 

+        public function encodePNG($intext, $outfile = false, $saveandprint = false) 

         {

             try {

             

@@ -489,9 +489,9 @@ 
                 if ($err != '')

                     QRtools::log($outfile, $err);

                 

-                $maxSize = (int)(QR_PNG_MAXIMUM_SIZE / (count($tab)+2*$this->margin));

+                $maxSize = (int) (QR_PNG_MAXIMUM_SIZE / (count($tab) + 2 * $this->margin));

                 

-                QRimage::png($tab, $outfile, min(max(1, $this->size), $maxSize), $this->margin,$saveandprint);

+                QRimage::png($tab, $outfile, min(max(1, $this->size), $maxSize), $this->margin, $saveandprint);

             

             } catch (Exception $e) {

             

lib/phpqrcode/qrrscode.php

Spacing +53 added lines, -53 removed lines

@@ -30,16 +30,16 @@ 
  

     class QRrsItem {

     

-        public $mm;                  // Bits per symbol 

-        public $nn;                  // Symbols per block (= (1<<mm)-1) 

-        public $alpha_to = array();  // log lookup table 

-        public $index_of = array();  // Antilog lookup table 

-        public $genpoly = array();   // Generator polynomial 

-        public $nroots;              // Number of generator roots = number of parity symbols 

-        public $fcr;                 // First consecutive root, index form 

-        public $prim;                // Primitive element, index form 

-        public $iprim;               // prim-th root of 1, index form 

-        public $pad;                 // Padding bytes in shortened block 

+        public $mm; // Bits per symbol 

+        public $nn; // Symbols per block (= (1<<mm)-1) 

+        public $alpha_to = array(); // log lookup table 

+        public $index_of = array(); // Antilog lookup table 

+        public $genpoly = array(); // Generator polynomial 

+        public $nroots; // Number of generator roots = number of parity symbols 

+        public $fcr; // First consecutive root, index form 

+        public $prim; // Primitive element, index form 

+        public $iprim; // prim-th root of 1, index form 

+        public $pad; // Padding bytes in shortened block 

         public $gfpoly;

     

         //----------------------------------------------------------------------

@@ -63,47 +63,47 @@ 
             $rs = null;

             

             // Check parameter ranges

-            if($symsize < 0 || $symsize > 8)                     return $rs;

-            if($fcr < 0 || $fcr >= (1<<$symsize))                return $rs;

-            if($prim <= 0 || $prim >= (1<<$symsize))             return $rs;

-            if($nroots < 0 || $nroots >= (1<<$symsize))          return $rs; // Can't have more roots than symbol values!

-            if($pad < 0 || $pad >= ((1<<$symsize) -1 - $nroots)) return $rs; // Too much padding

+            if ($symsize < 0 || $symsize > 8)                     return $rs;

+            if ($fcr < 0 || $fcr >= (1 << $symsize))                return $rs;

+            if ($prim <= 0 || $prim >= (1 << $symsize))             return $rs;

+            if ($nroots < 0 || $nroots >= (1 << $symsize))          return $rs; // Can't have more roots than symbol values!

+            if ($pad < 0 || $pad >= ((1 << $symsize) - 1 - $nroots)) return $rs; // Too much padding

 

             $rs = new QRrsItem();

             $rs->mm = $symsize;

-            $rs->nn = (1<<$symsize)-1;

+            $rs->nn = (1 << $symsize) - 1;

             $rs->pad = $pad;

 

-            $rs->alpha_to = array_fill(0, $rs->nn+1, 0);

-            $rs->index_of = array_fill(0, $rs->nn+1, 0);

+            $rs->alpha_to = array_fill(0, $rs->nn + 1, 0);

+            $rs->index_of = array_fill(0, $rs->nn + 1, 0);

           

             // PHP style macro replacement ;)

-            $NN =& $rs->nn;

-            $A0 =& $NN;

+            $NN = & $rs->nn;

+            $A0 = & $NN;

             

             // Generate Galois field lookup tables

             $rs->index_of[0] = $A0; // log(zero) = -inf

             $rs->alpha_to[$A0] = 0; // alpha**-inf = 0

             $sr = 1;

           

-            for($i=0; $i<$rs->nn; $i++) {

+            for ($i = 0; $i < $rs->nn; $i++) {

                 $rs->index_of[$sr] = $i;

                 $rs->alpha_to[$i] = $sr;

                 $sr <<= 1;

-                if($sr & (1<<$symsize)) {

+                if ($sr & (1 << $symsize)) {

                     $sr ^= $gfpoly;

                 }

                 $sr &= $rs->nn;

             }

             

-            if($sr != 1){

+            if ($sr != 1) {

                 // field generator polynomial is not primitive!

                 $rs = null;

                 return $rs;

             }

 

             /* Form RS code generator polynomial from its roots */

-            $rs->genpoly = array_fill(0, $nroots+1, 0);

+            $rs->genpoly = array_fill(0, $nroots + 1, 0);

         

             $rs->fcr = $fcr;

             $rs->prim = $prim;

@@ -111,21 +111,21 @@ 
             $rs->gfpoly = $gfpoly;

 

             /* Find prim-th root of 1, used in decoding */

-            for($iprim=1;($iprim % $prim) != 0;$iprim += $rs->nn)

+            for ($iprim = 1; ($iprim % $prim) != 0; $iprim += $rs->nn)

             ; // intentional empty-body loop!

             

-            $rs->iprim = (int)($iprim / $prim);

+            $rs->iprim = (int) ($iprim / $prim);

             $rs->genpoly[0] = 1;

             

-            for ($i = 0,$root=$fcr*$prim; $i < $nroots; $i++, $root += $prim) {

-                $rs->genpoly[$i+1] = 1;

+            for ($i = 0, $root = $fcr * $prim; $i < $nroots; $i++, $root += $prim) {

+                $rs->genpoly[$i + 1] = 1;

 

                 // Multiply rs->genpoly[] by  @**(root + x)

                 for ($j = $i; $j > 0; $j--) {

                     if ($rs->genpoly[$j] != 0) {

-                        $rs->genpoly[$j] = $rs->genpoly[$j-1] ^ $rs->alpha_to[$rs->modnn($rs->index_of[$rs->genpoly[$j]] + $root)];

+                        $rs->genpoly[$j] = $rs->genpoly[$j - 1] ^ $rs->alpha_to[$rs->modnn($rs->index_of[$rs->genpoly[$j]] + $root)];

                     } else {

-                        $rs->genpoly[$j] = $rs->genpoly[$j-1];

+                        $rs->genpoly[$j] = $rs->genpoly[$j - 1];

                     }

                 }

                 // rs->genpoly[0] can never be zero

@@ -142,38 +142,38 @@ 
         //----------------------------------------------------------------------

         public function encode_rs_char($data, &$parity)

         {

-            $MM       =& $this->mm;

-            $NN       =& $this->nn;

-            $ALPHA_TO =& $this->alpha_to;

-            $INDEX_OF =& $this->index_of;

-            $GENPOLY  =& $this->genpoly;

-            $NROOTS   =& $this->nroots;

-            $FCR      =& $this->fcr;

-            $PRIM     =& $this->prim;

-            $IPRIM    =& $this->iprim;

-            $PAD      =& $this->pad;

-            $A0       =& $NN;

+            $MM       = & $this->mm;

+            $NN       = & $this->nn;

+            $ALPHA_TO = & $this->alpha_to;

+            $INDEX_OF = & $this->index_of;

+            $GENPOLY  = & $this->genpoly;

+            $NROOTS   = & $this->nroots;

+            $FCR      = & $this->fcr;

+            $PRIM     = & $this->prim;

+            $IPRIM    = & $this->iprim;

+            $PAD      = & $this->pad;

+            $A0       = & $NN;

 

             $parity = array_fill(0, $NROOTS, 0);

 

-            for($i=0; $i< ($NN-$NROOTS-$PAD); $i++) {

+            for ($i = 0; $i < ($NN - $NROOTS - $PAD); $i++) {

                 

                 $feedback = $INDEX_OF[$data[$i] ^ $parity[0]];

-                if($feedback != $A0) {      

+                if ($feedback != $A0) {      

                     // feedback term is non-zero

             

                     // This line is unnecessary when GENPOLY[NROOTS] is unity, as it must

                     // always be for the polynomials constructed by init_rs()

                     $feedback = $this->modnn($NN - $GENPOLY[$NROOTS] + $feedback);

             

-                    for($j=1;$j<$NROOTS;$j++) {

-                        $parity[$j] ^= $ALPHA_TO[$this->modnn($feedback + $GENPOLY[$NROOTS-$j])];

+                    for ($j = 1; $j < $NROOTS; $j++) {

+                        $parity[$j] ^= $ALPHA_TO[$this->modnn($feedback + $GENPOLY[$NROOTS - $j])];

                     }

                 }

                 

                 // Shift 

                 array_shift($parity);

-                if($feedback != $A0) {

+                if ($feedback != $A0) {

                     array_push($parity, $ALPHA_TO[$this->modnn($feedback + $GENPOLY[0])]);

                 } else {

                     array_push($parity, 0);

@@ -191,13 +191,13 @@ 
         //----------------------------------------------------------------------

         public static function init_rs($symsize, $gfpoly, $fcr, $prim, $nroots, $pad)

         {

-            foreach(self::$items as $rs) {

-                if($rs->pad != $pad)       continue;

-                if($rs->nroots != $nroots) continue;

-                if($rs->mm != $symsize)    continue;

-                if($rs->gfpoly != $gfpoly) continue;

-                if($rs->fcr != $fcr)       continue;

-                if($rs->prim != $prim)     continue;

+            foreach (self::$items as $rs) {

+                if ($rs->pad != $pad)       continue;

+                if ($rs->nroots != $nroots) continue;

+                if ($rs->mm != $symsize)    continue;

+                if ($rs->gfpoly != $gfpoly) continue;

+                if ($rs->fcr != $fcr)       continue;

+                if ($rs->prim != $prim)     continue;

 

                 return $rs;

             }

lib/phpqrcode/qrimage.php

Spacing +12 added lines, -12 removed lines

@@ -27,7 +27,7 @@ 
     class QRimage {

     

         //----------------------------------------------------------------------

-        public static function png($frame, $filename = false, $pixelPerPoint = 4, $outerFrame = 4,$saveandprint=false) 

+        public static function png($frame, $filename = false, $pixelPerPoint = 4, $outerFrame = 4, $saveandprint = false) 

         {

             $image = self::image($frame, $pixelPerPoint, $outerFrame);

             

@@ -35,11 +35,11 @@ 
                 Header("Content-type: image/png");

                 ImagePng($image);

             } else {

-                if($saveandprint===true){

+                if ($saveandprint === true) {

                     ImagePng($image, $filename);

                     header("Content-type: image/png");

                     ImagePng($image);

-                }else{

+                } else {

                     ImagePng($image, $filename);

                 }

             }

@@ -68,25 +68,25 @@ 
             $h = count($frame);

             $w = strlen($frame[0]);

             

-            $imgW = $w + 2*$outerFrame;

-            $imgH = $h + 2*$outerFrame;

+            $imgW = $w + 2 * $outerFrame;

+            $imgH = $h + 2 * $outerFrame;

             

-            $base_image =ImageCreate($imgW, $imgH);

+            $base_image = ImageCreate($imgW, $imgH);

             

-            $col[0] = ImageColorAllocate($base_image,255,255,255);

-            $col[1] = ImageColorAllocate($base_image,0,0,0);

+            $col[0] = ImageColorAllocate($base_image, 255, 255, 255);

+            $col[1] = ImageColorAllocate($base_image, 0, 0, 0);

 

             imagefill($base_image, 0, 0, $col[0]);

 

-            for($y=0; $y<$h; $y++) {

-                for($x=0; $x<$w; $x++) {

+            for ($y = 0; $y < $h; $y++) {

+                for ($x = 0; $x < $w; $x++) {

                     if ($frame[$y][$x] == '1') {

-                        ImageSetPixel($base_image,$x+$outerFrame,$y+$outerFrame,$col[1]); 

+                        ImageSetPixel($base_image, $x + $outerFrame, $y + $outerFrame, $col[1]); 

                     }

                 }

             }

             

-            $target_image =ImageCreate($imgW * $pixelPerPoint, $imgH * $pixelPerPoint);

+            $target_image = ImageCreate($imgW * $pixelPerPoint, $imgH * $pixelPerPoint);

             ImageCopyResized($target_image, $base_image, 0, 0, 0, 0, $imgW * $pixelPerPoint, $imgH * $pixelPerPoint, $imgW, $imgH);

             ImageDestroy($base_image);

             

lib/phpqrcode/bindings/tcpdf/qrcode.php

Spacing +262 added lines, -262 removed lines

@@ -180,12 +180,12 @@ 
 	/**
 	 * Matrix index to get width from $capacity array.
 	 */
-    define('QRCAP_WIDTH',    0);
+    define('QRCAP_WIDTH', 0);
 
     /**
 	 * Matrix index to get number of words from $capacity array.
 	 */
-    define('QRCAP_WORDS',    1);
+    define('QRCAP_WORDS', 1);
 
     /**
 	 * Matrix index to get remainder from $capacity array.
@@ -195,7 +195,7 @@ 
     /**
 	 * Matrix index to get error correction level from $capacity array.
 	 */
-    define('QRCAP_EC',       3);
+    define('QRCAP_EC', 3);
 
 	// -----------------------------------------------------
 
@@ -204,7 +204,7 @@ 
 	/**
 	 * Number of header bits for structured mode
 	 */
-    define('STRUCTURE_HEADER_BITS',  20);
+    define('STRUCTURE_HEADER_BITS', 20);
 
     /**
 	 * Max number of symbols for structured mode
@@ -218,12 +218,12 @@ 
     /**
 	 * Down point base value for case 1 mask pattern (concatenation of same color in a line or a column)
 	 */
-    define('N1',  3);
+    define('N1', 3);
 
     /**
 	 * Down point base value for case 2 mask pattern (module block of same color)
 	 */
-	define('N2',  3);
+	define('N2', 3);
 
     /**
 	 * Down point base value for case 3 mask pattern (1:1:3:1:1(dark:bright:dark:bright:dark)pattern in a line or a column)
@@ -270,7 +270,7 @@ 
     	 * @param int $split_length Maximum length of the chunk.
     	 * @return  If the optional split_length  parameter is specified, the returned array will be broken down into chunks with each being split_length  in length, otherwise each chunk will be one character in length. FALSE is returned if split_length is less than 1. If the split_length length exceeds the length of string , the entire string is returned as the first (and only) array element.
     	 */
-		function str_split($string, $split_length=1) {
+		function str_split($string, $split_length = 1) {
 			if ((strlen($string) > $split_length) or (!$split_length)) {
 				do {
 					$c = strlen($string);
@@ -481,7 +481,7 @@ 
 			-1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, //
 			-1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, //
 			36, -1, -1, -1, 37, 38, -1, -1, -1, -1, 39, 40, -1, 41, 42, 43, //
-			 0,  1,  2,  3,  4,  5,  6,  7,  8,  9, 44, -1, -1, -1, -1, -1, //
+			 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 44, -1, -1, -1, -1, -1, //
 			-1, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, //
 			25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, -1, -1, -1, -1, -1, //
 			-1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, //
@@ -494,47 +494,47 @@ 
 		 * @access protected
 		 */
 		protected $capacity = array(
-			array(  0,    0, 0, array(   0,    0,    0,    0)), //
-			array( 21,   26, 0, array(   7,   10,   13,   17)), //  1
-			array( 25,   44, 7, array(  10,   16,   22,   28)), //
-			array( 29,   70, 7, array(  15,   26,   36,   44)), //
-			array( 33,  100, 7, array(  20,   36,   52,   64)), //
-			array( 37,  134, 7, array(  26,   48,   72,   88)), //  5
-			array( 41,  172, 7, array(  36,   64,   96,  112)), //
-			array( 45,  196, 0, array(  40,   72,  108,  130)), //
-			array( 49,  242, 0, array(  48,   88,  132,  156)), //
-			array( 53,  292, 0, array(  60,  110,  160,  192)), //
-			array( 57,  346, 0, array(  72,  130,  192,  224)), // 10
-			array( 61,  404, 0, array(  80,  150,  224,  264)), //
-			array( 65,  466, 0, array(  96,  176,  260,  308)), //
-			array( 69,  532, 0, array( 104,  198,  288,  352)), //
-			array( 73,  581, 3, array( 120,  216,  320,  384)), //
-			array( 77,  655, 3, array( 132,  240,  360,  432)), // 15
-			array( 81,  733, 3, array( 144,  280,  408,  480)), //
-			array( 85,  815, 3, array( 168,  308,  448,  532)), //
-			array( 89,  901, 3, array( 180,  338,  504,  588)), //
-			array( 93,  991, 3, array( 196,  364,  546,  650)), //
-			array( 97, 1085, 3, array( 224,  416,  600,  700)), // 20
-			array(101, 1156, 4, array( 224,  442,  644,  750)), //
-			array(105, 1258, 4, array( 252,  476,  690,  816)), //
-			array(109, 1364, 4, array( 270,  504,  750,  900)), //
-			array(113, 1474, 4, array( 300,  560,  810,  960)), //
-			array(117, 1588, 4, array( 312,  588,  870, 1050)), // 25
-			array(121, 1706, 4, array( 336,  644,  952, 1110)), //
-			array(125, 1828, 4, array( 360,  700, 1020, 1200)), //
-			array(129, 1921, 3, array( 390,  728, 1050, 1260)), //
-			array(133, 2051, 3, array( 420,  784, 1140, 1350)), //
-			array(137, 2185, 3, array( 450,  812, 1200, 1440)), // 30
-			array(141, 2323, 3, array( 480,  868, 1290, 1530)), //
-			array(145, 2465, 3, array( 510,  924, 1350, 1620)), //
-			array(149, 2611, 3, array( 540,  980, 1440, 1710)), //
-			array(153, 2761, 3, array( 570, 1036, 1530, 1800)), //
-			array(157, 2876, 0, array( 570, 1064, 1590, 1890)), // 35
-			array(161, 3034, 0, array( 600, 1120, 1680, 1980)), //
-			array(165, 3196, 0, array( 630, 1204, 1770, 2100)), //
-			array(169, 3362, 0, array( 660, 1260, 1860, 2220)), //
-			array(173, 3532, 0, array( 720, 1316, 1950, 2310)), //
-			array(177, 3706, 0, array( 750, 1372, 2040, 2430))  // 40
+			array(0, 0, 0, array(0, 0, 0, 0)), //
+			array(21, 26, 0, array(7, 10, 13, 17)), //  1
+			array(25, 44, 7, array(10, 16, 22, 28)), //
+			array(29, 70, 7, array(15, 26, 36, 44)), //
+			array(33, 100, 7, array(20, 36, 52, 64)), //
+			array(37, 134, 7, array(26, 48, 72, 88)), //  5
+			array(41, 172, 7, array(36, 64, 96, 112)), //
+			array(45, 196, 0, array(40, 72, 108, 130)), //
+			array(49, 242, 0, array(48, 88, 132, 156)), //
+			array(53, 292, 0, array(60, 110, 160, 192)), //
+			array(57, 346, 0, array(72, 130, 192, 224)), // 10
+			array(61, 404, 0, array(80, 150, 224, 264)), //
+			array(65, 466, 0, array(96, 176, 260, 308)), //
+			array(69, 532, 0, array(104, 198, 288, 352)), //
+			array(73, 581, 3, array(120, 216, 320, 384)), //
+			array(77, 655, 3, array(132, 240, 360, 432)), // 15
+			array(81, 733, 3, array(144, 280, 408, 480)), //
+			array(85, 815, 3, array(168, 308, 448, 532)), //
+			array(89, 901, 3, array(180, 338, 504, 588)), //
+			array(93, 991, 3, array(196, 364, 546, 650)), //
+			array(97, 1085, 3, array(224, 416, 600, 700)), // 20
+			array(101, 1156, 4, array(224, 442, 644, 750)), //
+			array(105, 1258, 4, array(252, 476, 690, 816)), //
+			array(109, 1364, 4, array(270, 504, 750, 900)), //
+			array(113, 1474, 4, array(300, 560, 810, 960)), //
+			array(117, 1588, 4, array(312, 588, 870, 1050)), // 25
+			array(121, 1706, 4, array(336, 644, 952, 1110)), //
+			array(125, 1828, 4, array(360, 700, 1020, 1200)), //
+			array(129, 1921, 3, array(390, 728, 1050, 1260)), //
+			array(133, 2051, 3, array(420, 784, 1140, 1350)), //
+			array(137, 2185, 3, array(450, 812, 1200, 1440)), // 30
+			array(141, 2323, 3, array(480, 868, 1290, 1530)), //
+			array(145, 2465, 3, array(510, 924, 1350, 1620)), //
+			array(149, 2611, 3, array(540, 980, 1440, 1710)), //
+			array(153, 2761, 3, array(570, 1036, 1530, 1800)), //
+			array(157, 2876, 0, array(570, 1064, 1590, 1890)), // 35
+			array(161, 3034, 0, array(600, 1120, 1680, 1980)), //
+			array(165, 3196, 0, array(630, 1204, 1770, 2100)), //
+			array(169, 3362, 0, array(660, 1260, 1860, 2220)), //
+			array(173, 3532, 0, array(720, 1316, 1950, 2310)), //
+			array(177, 3706, 0, array(750, 1372, 2040, 2430))  // 40
 		);
 
 		/**
@@ -543,9 +543,9 @@ 
 		 */
 		protected $lengthTableBits = array(
 			array(10, 12, 14),
-			array( 9, 11, 13),
-			array( 8, 16, 16),
-			array( 8, 10, 12)
+			array(9, 11, 13),
+			array(8, 16, 16),
+			array(8, 10, 12)
 		);
 
 		/**
@@ -554,47 +554,47 @@ 
 		 * @access protected
 		 */
 		protected $eccTable = array(
-			array(array( 0,  0), array( 0,  0), array( 0,  0), array( 0,  0)), //
-			array(array( 1,  0), array( 1,  0), array( 1,  0), array( 1,  0)), //  1
-			array(array( 1,  0), array( 1,  0), array( 1,  0), array( 1,  0)), //
-			array(array( 1,  0), array( 1,  0), array( 2,  0), array( 2,  0)), //
-			array(array( 1,  0), array( 2,  0), array( 2,  0), array( 4,  0)), //
-			array(array( 1,  0), array( 2,  0), array( 2,  2), array( 2,  2)), //  5
-			array(array( 2,  0), array( 4,  0), array( 4,  0), array( 4,  0)), //
-			array(array( 2,  0), array( 4,  0), array( 2,  4), array( 4,  1)), //
-			array(array( 2,  0), array( 2,  2), array( 4,  2), array( 4,  2)), //
-			array(array( 2,  0), array( 3,  2), array( 4,  4), array( 4,  4)), //
-			array(array( 2,  2), array( 4,  1), array( 6,  2), array( 6,  2)), // 10
-			array(array( 4,  0), array( 1,  4), array( 4,  4), array( 3,  8)), //
-			array(array( 2,  2), array( 6,  2), array( 4,  6), array( 7,  4)), //
-			array(array( 4,  0), array( 8,  1), array( 8,  4), array(12,  4)), //
-			array(array( 3,  1), array( 4,  5), array(11,  5), array(11,  5)), //
-			array(array( 5,  1), array( 5,  5), array( 5,  7), array(11,  7)), // 15
-			array(array( 5,  1), array( 7,  3), array(15,  2), array( 3, 13)), //
-			array(array( 1,  5), array(10,  1), array( 1, 15), array( 2, 17)), //
-			array(array( 5,  1), array( 9,  4), array(17,  1), array( 2, 19)), //
-			array(array( 3,  4), array( 3, 11), array(17,  4), array( 9, 16)), //
-			array(array( 3,  5), array( 3, 13), array(15,  5), array(15, 10)), // 20
-			array(array( 4,  4), array(17,  0), array(17,  6), array(19,  6)), //
-			array(array( 2,  7), array(17,  0), array( 7, 16), array(34,  0)), //
-			array(array( 4,  5), array( 4, 14), array(11, 14), array(16, 14)), //
-			array(array( 6,  4), array( 6, 14), array(11, 16), array(30,  2)), //
-			array(array( 8,  4), array( 8, 13), array( 7, 22), array(22, 13)), // 25
-			array(array(10,  2), array(19,  4), array(28,  6), array(33,  4)), //
-			array(array( 8,  4), array(22,  3), array( 8, 26), array(12, 28)), //
-			array(array( 3, 10), array( 3, 23), array( 4, 31), array(11, 31)), //
-			array(array( 7,  7), array(21,  7), array( 1, 37), array(19, 26)), //
-			array(array( 5, 10), array(19, 10), array(15, 25), array(23, 25)), // 30
-			array(array(13,  3), array( 2, 29), array(42,  1), array(23, 28)), //
-			array(array(17,  0), array(10, 23), array(10, 35), array(19, 35)), //
-			array(array(17,  1), array(14, 21), array(29, 19), array(11, 46)), //
-			array(array(13,  6), array(14, 23), array(44,  7), array(59,  1)), //
-			array(array(12,  7), array(12, 26), array(39, 14), array(22, 41)), // 35
-			array(array( 6, 14), array( 6, 34), array(46, 10), array( 2, 64)), //
-			array(array(17,  4), array(29, 14), array(49, 10), array(24, 46)), //
-			array(array( 4, 18), array(13, 32), array(48, 14), array(42, 32)), //
-			array(array(20,  4), array(40,  7), array(43, 22), array(10, 67)), //
-			array(array(19,  6), array(18, 31), array(34, 34), array(20, 61))  // 40
+			array(array(0, 0), array(0, 0), array(0, 0), array(0, 0)), //
+			array(array(1, 0), array(1, 0), array(1, 0), array(1, 0)), //  1
+			array(array(1, 0), array(1, 0), array(1, 0), array(1, 0)), //
+			array(array(1, 0), array(1, 0), array(2, 0), array(2, 0)), //
+			array(array(1, 0), array(2, 0), array(2, 0), array(4, 0)), //
+			array(array(1, 0), array(2, 0), array(2, 2), array(2, 2)), //  5
+			array(array(2, 0), array(4, 0), array(4, 0), array(4, 0)), //
+			array(array(2, 0), array(4, 0), array(2, 4), array(4, 1)), //
+			array(array(2, 0), array(2, 2), array(4, 2), array(4, 2)), //
+			array(array(2, 0), array(3, 2), array(4, 4), array(4, 4)), //
+			array(array(2, 2), array(4, 1), array(6, 2), array(6, 2)), // 10
+			array(array(4, 0), array(1, 4), array(4, 4), array(3, 8)), //
+			array(array(2, 2), array(6, 2), array(4, 6), array(7, 4)), //
+			array(array(4, 0), array(8, 1), array(8, 4), array(12, 4)), //
+			array(array(3, 1), array(4, 5), array(11, 5), array(11, 5)), //
+			array(array(5, 1), array(5, 5), array(5, 7), array(11, 7)), // 15
+			array(array(5, 1), array(7, 3), array(15, 2), array(3, 13)), //
+			array(array(1, 5), array(10, 1), array(1, 15), array(2, 17)), //
+			array(array(5, 1), array(9, 4), array(17, 1), array(2, 19)), //
+			array(array(3, 4), array(3, 11), array(17, 4), array(9, 16)), //
+			array(array(3, 5), array(3, 13), array(15, 5), array(15, 10)), // 20
+			array(array(4, 4), array(17, 0), array(17, 6), array(19, 6)), //
+			array(array(2, 7), array(17, 0), array(7, 16), array(34, 0)), //
+			array(array(4, 5), array(4, 14), array(11, 14), array(16, 14)), //
+			array(array(6, 4), array(6, 14), array(11, 16), array(30, 2)), //
+			array(array(8, 4), array(8, 13), array(7, 22), array(22, 13)), // 25
+			array(array(10, 2), array(19, 4), array(28, 6), array(33, 4)), //
+			array(array(8, 4), array(22, 3), array(8, 26), array(12, 28)), //
+			array(array(3, 10), array(3, 23), array(4, 31), array(11, 31)), //
+			array(array(7, 7), array(21, 7), array(1, 37), array(19, 26)), //
+			array(array(5, 10), array(19, 10), array(15, 25), array(23, 25)), // 30
+			array(array(13, 3), array(2, 29), array(42, 1), array(23, 28)), //
+			array(array(17, 0), array(10, 23), array(10, 35), array(19, 35)), //
+			array(array(17, 1), array(14, 21), array(29, 19), array(11, 46)), //
+			array(array(13, 6), array(14, 23), array(44, 7), array(59, 1)), //
+			array(array(12, 7), array(12, 26), array(39, 14), array(22, 41)), // 35
+			array(array(6, 14), array(6, 34), array(46, 10), array(2, 64)), //
+			array(array(17, 4), array(29, 14), array(49, 10), array(24, 46)), //
+			array(array(4, 18), array(13, 32), array(48, 14), array(42, 32)), //
+			array(array(20, 4), array(40, 7), array(43, 22), array(10, 67)), //
+			array(array(19, 6), array(18, 31), array(34, 34), array(20, 61))  // 40
 		);
 
 		/**
@@ -604,9 +604,9 @@ 
 		 * @access protected
 		 */
 		protected $alignmentPattern = array(
-			array( 0,  0),
-			array( 0,  0), array(18,  0), array(22,  0), array(26,  0), array(30,  0), //  1- 5
-			array(34,  0), array(22, 38), array(24, 42), array(26, 46), array(28, 50), //  6-10
+			array(0, 0),
+			array(0, 0), array(18, 0), array(22, 0), array(26, 0), array(30, 0), //  1- 5
+			array(34, 0), array(22, 38), array(24, 42), array(26, 46), array(28, 50), //  6-10
 			array(30, 54), array(32, 58), array(34, 62), array(26, 46), array(26, 48), // 11-15
 			array(26, 50), array(30, 54), array(30, 56), array(30, 58), array(34, 62), // 16-20
 			array(28, 50), array(26, 50), array(30, 54), array(28, 54), array(32, 58), // 21-25
@@ -679,7 +679,7 @@ 
 			foreach ($qrTab as $line) {
 				$arrAdd = array();
 				foreach (str_split($line) as $char) {
-					$arrAdd[] = ($char=='1')?1:0;
+					$arrAdd[] = ($char == '1') ? 1 : 0;
 				}
 				$barcode_array['bcode'][] = $arrAdd;
 			}
@@ -704,8 +704,8 @@ 
 			$len = count($frame);
 			// the frame is square (width = height)
 			foreach ($frame as &$frameLine) {
-				for ($i=0; $i<$len; $i++) {
-					$frameLine[$i] = (ord($frameLine[$i])&1)?'1':'0';
+				for ($i = 0; $i < $len; $i++) {
+					$frameLine[$i] = (ord($frameLine[$i]) & 1) ? '1' : '0';
 				}
 			}
 			return $frame;
@@ -755,10 +755,10 @@ 
 			$this->dir = -1;
 			$this->bit = -1;
 			// inteleaved data and ecc codes
-			for ($i=0; $i < ($this->dataLength + $this->eccLength); $i++) {
+			for ($i = 0; $i < ($this->dataLength + $this->eccLength); $i++) {
 				$code = $this->getCode();
 				$bit = 0x80;
-				for ($j=0; $j<8; $j++) {
+				for ($j = 0; $j < 8; $j++) {
 					$addr = $this->getNextPosition();
 					$this->setFrameAt($addr, 0x02 | (($bit & $code) != 0));
 					$bit = $bit >> 1;
@@ -766,7 +766,7 @@ 
 			}
 			// remainder bits
 			$j = $this->getRemainder($this->version);
-			for ($i=0; $i<$j; $i++) {
+			for ($i = 0; $i < $j; $i++) {
 				$addr = $this->getNextPosition();
 				$this->setFrameAt($addr, 0x02);
 			}
@@ -856,7 +856,7 @@ 
 				}
 				$this->x = $x;
 				$this->y = $y;
-			} while(ord($this->frame[$y][$x]) & 0x80);
+			} while (ord($this->frame[$y][$x]) & 0x80);
 			return array('x'=>$x, 'y'=>$y);
 		}
 
@@ -877,7 +877,7 @@ 
 			$dataPos = 0;
 			$eccPos = 0;
 			$endfor = $this->rsBlockNum1($spec);
-			for ($i=0; $i < $endfor; ++$i) {
+			for ($i = 0; $i < $endfor; ++$i) {
 				$ecc = array_slice($this->ecccode, $eccPos);
 				$this->rsblocks[$blockNo] = array();
 				$this->rsblocks[$blockNo]['dataLength'] = $dl;
@@ -885,7 +885,7 @@ 
 				$this->rsblocks[$blockNo]['eccLength'] = $el;
 				$ecc = $this->encode_rs_char($rs, $this->rsblocks[$blockNo]['data'], $ecc);
 				$this->rsblocks[$blockNo]['ecc'] = $ecc;
-				$this->ecccode = array_merge(array_slice($this->ecccode,0, $eccPos), $ecc);
+				$this->ecccode = array_merge(array_slice($this->ecccode, 0, $eccPos), $ecc);
 				$dataPos += $dl;
 				$eccPos += $el;
 				$blockNo++;
@@ -900,7 +900,7 @@ 
 				return -1;
 			}
 			$endfor = $this->rsBlockNum2($spec);
-			for ($i=0; $i < $endfor; ++$i) {
+			for ($i = 0; $i < $endfor; ++$i) {
 				$ecc = array_slice($this->ecccode, $eccPos);
 				$this->rsblocks[$blockNo] = array();
 				$this->rsblocks[$blockNo]['dataLength'] = $dl;
@@ -953,8 +953,8 @@ 
 		 */
 		 protected function writeFormatInformation($width, &$frame, $mask, $level) {
 			$blacks = 0;
-			$format =  $this->getFormatInfo($mask, $level);
-			for ($i=0; $i<8; ++$i) {
+			$format = $this->getFormatInfo($mask, $level);
+			for ($i = 0; $i < 8; ++$i) {
 				if ($format & 1) {
 					$blacks += 2;
 					$v = 0x85;
@@ -969,7 +969,7 @@ 
 				}
 				$format = $format >> 1;
 			}
-			for ($i=0; $i<7; ++$i) {
+			for ($i = 0; $i < 7; ++$i) {
 			if ($format & 1) {
 				$blacks += 2;
 				$v = 0x85;
@@ -1034,7 +1034,7 @@ 
 		 * @return int mask
 		 */
 		 protected function mask4($x, $y) {
-			return (((int)($y / 2)) + ((int)($x / 3))) & 1;
+			return (((int) ($y / 2)) + ((int) ($x / 3))) & 1;
 		}
 
 		/**
@@ -1076,13 +1076,13 @@ 
 		 */
 		protected function generateMaskNo($maskNo, $width, $frame) {
 			$bitMask = array_fill(0, $width, array_fill(0, $width, 0));
-			for ($y=0; $y<$width; ++$y) {
-				for ($x=0; $x<$width; ++$x) {
+			for ($y = 0; $y < $width; ++$y) {
+				for ($x = 0; $x < $width; ++$x) {
 					if (ord($frame[$y][$x]) & 0x80) {
 						$bitMask[$y][$x] = 0;
 					} else {
 						$maskFunc = call_user_func(array($this, 'mask'.$maskNo), $x, $y);
-						$bitMask[$y][$x] = ($maskFunc == 0)?1:0;
+						$bitMask[$y][$x] = ($maskFunc == 0) ? 1 : 0;
 					}
 				}
 			}
@@ -1098,7 +1098,7 @@ 
 		 * @param boolean $maskGenOnly
 		 * @return int b
 		 */
-		 protected function makeMaskNo($maskNo, $width, $s, &$d, $maskGenOnly=false) {
+		 protected function makeMaskNo($maskNo, $width, $s, &$d, $maskGenOnly = false) {
 			$b = 0;
 			$bitMask = array();
 			$bitMask = $this->generateMaskNo($maskNo, $width, $s);
@@ -1106,12 +1106,12 @@ 
 				return;
 			}
 			$d = $s;
-			for ($y=0; $y<$width; ++$y) {
-				for ($x=0; $x<$width; ++$x) {
+			for ($y = 0; $y < $width; ++$y) {
+				for ($x = 0; $x < $width; ++$x) {
 					if ($bitMask[$y][$x] == 1) {
-						$d[$y][$x] = chr(ord($s[$y][$x]) ^ (int)$bitMask[$y][$x]);
+						$d[$y][$x] = chr(ord($s[$y][$x]) ^ (int) $bitMask[$y][$x]);
 					}
-					$b += (int)(ord($d[$y][$x]) & 1);
+					$b += (int) (ord($d[$y][$x]) & 1);
 				}
 			}
 			return $b;
@@ -1139,20 +1139,20 @@ 
 		 */
 		 protected function calcN1N3($length) {
 			$demerit = 0;
-			for ($i=0; $i<$length; ++$i) {
+			for ($i = 0; $i < $length; ++$i) {
 				if ($this->runLength[$i] >= 5) {
 					$demerit += (N1 + ($this->runLength[$i] - 5));
 				}
 				if ($i & 1) {
-					if (($i >= 3) and ($i < ($length-2)) and ($this->runLength[$i] % 3 == 0)) {
-						$fact = (int)($this->runLength[$i] / 3);
-						if (($this->runLength[$i-2] == $fact)
-							and ($this->runLength[$i-1] == $fact)
-							and ($this->runLength[$i+1] == $fact)
-							and ($this->runLength[$i+2] == $fact)) {
-							if (($this->runLength[$i-3] < 0) or ($this->runLength[$i-3] >= (4 * $fact))) {
+					if (($i >= 3) and ($i < ($length - 2)) and ($this->runLength[$i] % 3 == 0)) {
+						$fact = (int) ($this->runLength[$i] / 3);
+						if (($this->runLength[$i - 2] == $fact)
+							and ($this->runLength[$i - 1] == $fact)
+							and ($this->runLength[$i + 1] == $fact)
+							and ($this->runLength[$i + 2] == $fact)) {
+							if (($this->runLength[$i - 3] < 0) or ($this->runLength[$i - 3] >= (4 * $fact))) {
 								$demerit += N3;
-							} elseif ((($i+3) >= $length) or ($this->runLength[$i+3] >= (4 * $fact))) {
+							} elseif ((($i + 3) >= $length) or ($this->runLength[$i + 3] >= (4 * $fact))) {
 								$demerit += N3;
 							}
 						}
@@ -1171,17 +1171,17 @@ 
 		 protected function evaluateSymbol($width, $frame) {
 			$head = 0;
 			$demerit = 0;
-			for ($y=0; $y<$width; ++$y) {
+			for ($y = 0; $y < $width; ++$y) {
 				$head = 0;
 				$this->runLength[0] = 1;
 				$frameY = $frame[$y];
 				if ($y > 0) {
-					$frameYM = $frame[$y-1];
+					$frameYM = $frame[$y - 1];
 				}
-				for ($x=0; $x<$width; ++$x) {
+				for ($x = 0; $x < $width; ++$x) {
 					if (($x > 0) and ($y > 0)) {
-						$b22 = ord($frameY[$x]) & ord($frameY[$x-1]) & ord($frameYM[$x]) & ord($frameYM[$x-1]);
-						$w22 = ord($frameY[$x]) | ord($frameY[$x-1]) | ord($frameYM[$x]) | ord($frameYM[$x-1]);
+						$b22 = ord($frameY[$x]) & ord($frameY[$x - 1]) & ord($frameYM[$x]) & ord($frameYM[$x - 1]);
+						$w22 = ord($frameY[$x]) | ord($frameY[$x - 1]) | ord($frameYM[$x]) | ord($frameYM[$x - 1]);
 						if (($b22 | ($w22 ^ 1)) & 1) {
 							$demerit += N2;
 						}
@@ -1191,7 +1191,7 @@ 
 						$head = 1;
 						$this->runLength[$head] = 1;
 					} elseif ($x > 0) {
-						if ((ord($frameY[$x]) ^ ord($frameY[$x-1])) & 1) {
+						if ((ord($frameY[$x]) ^ ord($frameY[$x - 1])) & 1) {
 							$head++;
 							$this->runLength[$head] = 1;
 						} else {
@@ -1199,18 +1199,18 @@ 
 						}
 					}
 				}
-				$demerit += $this->calcN1N3($head+1);
+				$demerit += $this->calcN1N3($head + 1);
 			}
-			for ($x=0; $x<$width; ++$x) {
+			for ($x = 0; $x < $width; ++$x) {
 				$head = 0;
 				$this->runLength[0] = 1;
-				for ($y=0; $y<$width; ++$y) {
+				for ($y = 0; $y < $width; ++$y) {
 					if (($y == 0) and (ord($frame[$y][$x]) & 1)) {
 						$this->runLength[0] = -1;
 						$head = 1;
 						$this->runLength[$head] = 1;
 					} elseif ($y > 0) {
-						if ((ord($frame[$y][$x]) ^ ord($frame[$y-1][$x])) & 1) {
+						if ((ord($frame[$y][$x]) ^ ord($frame[$y - 1][$x])) & 1) {
 							$head++;
 							$this->runLength[$head] = 1;
 						} else {
@@ -1218,7 +1218,7 @@ 
 						}
 					}
 				}
-				$demerit += $this->calcN1N3($head+1);
+				$demerit += $this->calcN1N3($head + 1);
 			}
 			return $demerit;
 		}
@@ -1237,8 +1237,8 @@ 
 			$checked_masks = array(0, 1, 2, 3, 4, 5, 6, 7);
 			if (QR_FIND_FROM_RANDOM !== false) {
 				$howManuOut = 8 - (QR_FIND_FROM_RANDOM % 9);
-				for ($i = 0; $i <  $howManuOut; ++$i) {
-					$remPos = rand (0, count($checked_masks)-1);
+				for ($i = 0; $i < $howManuOut; ++$i) {
+					$remPos = rand(0, count($checked_masks) - 1);
 					unset($checked_masks[$remPos]);
 					$checked_masks = array_values($checked_masks);
 				}
@@ -1250,8 +1250,8 @@ 
 				$blacks = 0;
 				$blacks  = $this->makeMaskNo($i, $width, $frame, $mask);
 				$blacks += $this->writeFormatInformation($width, $mask, $i, $level);
-				$blacks  = (int)(100 * $blacks / ($width * $width));
-				$demerit = (int)((int)(abs($blacks - 50) / 5) * N4);
+				$blacks  = (int) (100 * $blacks / ($width * $width));
+				$demerit = (int) ((int) (abs($blacks - 50) / 5) * N4);
 				$demerit += $this->evaluateSymbol($width, $mask);
 				if ($demerit < $minDemerit) {
 					$minDemerit = $demerit;
@@ -1276,7 +1276,7 @@ 
 			if ($pos >= strlen($str)) {
 				return false;
 			}
-			return ((ord($str[$pos]) >= ord('0'))&&(ord($str[$pos]) <= ord('9')));
+			return ((ord($str[$pos]) >= ord('0')) && (ord($str[$pos]) <= ord('9')));
 		}
 
 		/**
@@ -1307,8 +1307,8 @@ 
 			} elseif ($this->isalnumat($this->dataStr, $pos)) {
 				return QR_MODE_AN;
 			} elseif ($this->hint == QR_MODE_KJ) {
-				if ($pos+1 < strlen($this->dataStr)) {
-					$d = $this->dataStr[$pos+1];
+				if ($pos + 1 < strlen($this->dataStr)) {
+					$d = $this->dataStr[$pos + 1];
 					$word = (ord($c) << 8) | ord($d);
 					if (($word >= 0x8140 && $word <= 0x9ffc) or ($word >= 0xe040 && $word <= 0xebbf)) {
 						return QR_MODE_KJ;
@@ -1325,7 +1325,7 @@ 
 		 protected function eatNum() {
 			$ln = $this->lengthIndicator(QR_MODE_NM, $this->version);
 			$p = 0;
-			while($this->isdigitat($this->dataStr, $p)) {
+			while ($this->isdigitat($this->dataStr, $p)) {
 				$p++;
 			}
 			$run = $p;
@@ -1341,7 +1341,7 @@ 
 			if ($mode == QR_MODE_AN) {
 				$dif = $this->estimateBitsModeNum($run) + 4 + $ln
 				+ $this->estimateBitsModeAn(1)        // + 4 + la
-				- $this->estimateBitsModeAn($run + 1);// - 4 - la
+				- $this->estimateBitsModeAn($run + 1); // - 4 - la
 				if ($dif > 0) {
 					return $this->eatAn();
 				}
@@ -1355,13 +1355,13 @@ 
 		 * @return int run
 		 */
 		 protected function eatAn() {
-			$la = $this->lengthIndicator(QR_MODE_AN,  $this->version);
+			$la = $this->lengthIndicator(QR_MODE_AN, $this->version);
 			$ln = $this->lengthIndicator(QR_MODE_NM, $this->version);
 			$p = 0;
-			while($this->isalnumat($this->dataStr, $p)) {
+			while ($this->isalnumat($this->dataStr, $p)) {
 				if ($this->isdigitat($this->dataStr, $p)) {
 					$q = $p;
-					while($this->isdigitat($this->dataStr, $q)) {
+					while ($this->isdigitat($this->dataStr, $q)) {
 						$q++;
 					}
 					$dif = $this->estimateBitsModeAn($p) // + 4 + la
@@ -1395,7 +1395,7 @@ 
 		 */
 		 protected function eatKanji() {
 			$p = 0;
-			while($this->identifyMode($p) == QR_MODE_KJ) {
+			while ($this->identifyMode($p) == QR_MODE_KJ) {
 				$p += 2;
 			}
 			$this->items = $this->appendNewInputItem($this->items, QR_MODE_KJ, $p, str_split($this->dataStr));
@@ -1411,14 +1411,14 @@ 
 			$ln = $this->lengthIndicator(QR_MODE_NM, $this->version);
 			$p = 1;
 			$dataStrLen = strlen($this->dataStr);
-			while($p < $dataStrLen) {
+			while ($p < $dataStrLen) {
 				$mode = $this->identifyMode($p);
 				if ($mode == QR_MODE_KJ) {
 					break;
 				}
 				if ($mode == QR_MODE_NM) {
 					$q = $p;
-					while($this->isdigitat($this->dataStr, $q)) {
+					while ($this->isdigitat($this->dataStr, $q)) {
 						$q++;
 					}
 					$dif = $this->estimateBitsMode8($p) // + 4 + l8
@@ -1431,7 +1431,7 @@ 
 					}
 				} elseif ($mode == QR_MODE_AN) {
 					$q = $p;
-					while($this->isalnumat($this->dataStr, $q)) {
+					while ($this->isalnumat($this->dataStr, $q)) {
 						$q++;
 					}
 					$dif = $this->estimateBitsMode8($p)  // + 4 + l8
@@ -1524,7 +1524,7 @@ 
 		 * @param array $bstream
 		 * @return array input item
 		 */
-		 protected function newInputItem($mode, $size, $data, $bstream=null) {
+		 protected function newInputItem($mode, $size, $data, $bstream = null) {
 			$setData = array_slice($data, 0, $size);
 			if (count($setData) < $size) {
 				$setData = array_merge($setData, array_fill(0, ($size - count($setData)), 0));
@@ -1547,23 +1547,23 @@ 
 		 * @return array input item
 		 */
 		 protected function encodeModeNum($inputitem, $version) {
-			$words = (int)($inputitem['size'] / 3);
+			$words = (int) ($inputitem['size'] / 3);
 			$inputitem['bstream'] = array();
 			$val = 0x1;
 			$inputitem['bstream'] = $this->appendNum($inputitem['bstream'], 4, $val);
 			$inputitem['bstream'] = $this->appendNum($inputitem['bstream'], $this->lengthIndicator(QR_MODE_NM, $version), $inputitem['size']);
-			for ($i=0; $i < $words; ++$i) {
-				$val  = (ord($inputitem['data'][$i*3  ]) - ord('0')) * 100;
-				$val += (ord($inputitem['data'][$i*3+1]) - ord('0')) * 10;
-				$val += (ord($inputitem['data'][$i*3+2]) - ord('0'));
+			for ($i = 0; $i < $words; ++$i) {
+				$val  = (ord($inputitem['data'][$i * 3]) - ord('0')) * 100;
+				$val += (ord($inputitem['data'][$i * 3 + 1]) - ord('0')) * 10;
+				$val += (ord($inputitem['data'][$i * 3 + 2]) - ord('0'));
 				$inputitem['bstream'] = $this->appendNum($inputitem['bstream'], 10, $val);
 			}
 			if ($inputitem['size'] - $words * 3 == 1) {
-				$val = ord($inputitem['data'][$words*3]) - ord('0');
+				$val = ord($inputitem['data'][$words * 3]) - ord('0');
 				$inputitem['bstream'] = $this->appendNum($inputitem['bstream'], 4, $val);
 			} elseif (($inputitem['size'] - ($words * 3)) == 2) {
-				$val  = (ord($inputitem['data'][$words*3  ]) - ord('0')) * 10;
-				$val += (ord($inputitem['data'][$words*3+1]) - ord('0'));
+				$val  = (ord($inputitem['data'][$words * 3]) - ord('0')) * 10;
+				$val += (ord($inputitem['data'][$words * 3 + 1]) - ord('0'));
 				$inputitem['bstream'] = $this->appendNum($inputitem['bstream'], 7, $val);
 			}
 			return $inputitem;
@@ -1576,13 +1576,13 @@ 
 		 * @return array input item
 		 */
 		 protected function encodeModeAn($inputitem, $version) {
-			$words = (int)($inputitem['size'] / 2);
+			$words = (int) ($inputitem['size'] / 2);
 			$inputitem['bstream'] = array();
 			$inputitem['bstream'] = $this->appendNum($inputitem['bstream'], 4, 0x02);
 			$inputitem['bstream'] = $this->appendNum(v, $this->lengthIndicator(QR_MODE_AN, $version), $inputitem['size']);
-			for ($i=0; $i < $words; ++$i) {
-				$val  = (int)$this->lookAnTable(ord($inputitem['data'][$i*2  ])) * 45;
-				$val += (int)$this->lookAnTable(ord($inputitem['data'][$i*2+1]));
+			for ($i = 0; $i < $words; ++$i) {
+				$val  = (int) $this->lookAnTable(ord($inputitem['data'][$i * 2])) * 45;
+				$val += (int) $this->lookAnTable(ord($inputitem['data'][$i * 2 + 1]));
 				$inputitem['bstream'] = $this->appendNum($inputitem['bstream'], 11, $val);
 			}
 			if ($inputitem['size'] & 1) {
@@ -1602,7 +1602,7 @@ 
 			$inputitem['bstream'] = array();
 			$inputitem['bstream'] = $this->appendNum($inputitem['bstream'], 4, 0x4);
 			$inputitem['bstream'] = $this->appendNum($inputitem['bstream'], $this->lengthIndicator(QR_MODE_8B, $version), $inputitem['size']);
-			for ($i=0; $i < $inputitem['size']; ++$i) {
+			for ($i = 0; $i < $inputitem['size']; ++$i) {
 				$inputitem['bstream'] = $this->appendNum($inputitem['bstream'], 8, ord($inputitem['data'][$i]));
 			}
 			return $inputitem;
@@ -1617,9 +1617,9 @@ 
 		 protected function encodeModeKanji($inputitem, $version) {
 			$inputitem['bstream'] = array();
 			$inputitem['bstream'] = $this->appendNum($inputitem['bstream'], 4, 0x8);
-			$inputitem['bstream'] = $this->appendNum($inputitem['bstream'], $this->lengthIndicator(QR_MODE_KJ, $version), (int)($inputitem['size'] / 2));
-			for ($i=0; $i<$inputitem['size']; $i+=2) {
-				$val = (ord($inputitem['data'][$i]) << 8) | ord($inputitem['data'][$i+1]);
+			$inputitem['bstream'] = $this->appendNum($inputitem['bstream'], $this->lengthIndicator(QR_MODE_KJ, $version), (int) ($inputitem['size'] / 2));
+			for ($i = 0; $i < $inputitem['size']; $i += 2) {
+				$val = (ord($inputitem['data'][$i]) << 8) | ord($inputitem['data'][$i + 1]);
 				if ($val <= 0x9ffc) {
 					$val -= 0x8140;
 				} else {
@@ -1664,7 +1664,7 @@ 
 				$inputitem['bstream'] = $this->appendBitstream($inputitem['bstream'], $st1['bstream']);
 				$inputitem['bstream'] = $this->appendBitstream($inputitem['bstream'], $st2['bstream']);
 			} else {
-				switch($inputitem['mode']) {
+				switch ($inputitem['mode']) {
 					case QR_MODE_NM: {
 						$inputitem = $this->encodeModeNum($inputitem, $version);
 						break;
@@ -1742,7 +1742,7 @@ 
 			$parity = 0;
 			foreach ($items as $item) {
 				if ($item['mode'] != QR_MODE_ST) {
-					for ($i=$item['size']-1; $i>=0; --$i) {
+					for ($i = $item['size'] - 1; $i >= 0; --$i) {
 						$parity ^= $item['data'][$i];
 					}
 				}
@@ -1757,8 +1757,8 @@ 
 		 * @return boolean true or false
 		 */
 		 protected function checkModeNum($size, $data) {
-			for ($i=0; $i<$size; ++$i) {
-				if ((ord($data[$i]) < ord('0')) or (ord($data[$i]) > ord('9'))){
+			for ($i = 0; $i < $size; ++$i) {
+				if ((ord($data[$i]) < ord('0')) or (ord($data[$i]) > ord('9'))) {
 					return false;
 				}
 			}
@@ -1771,9 +1771,9 @@ 
 		 * @return int number of bits
 		 */
 		 protected function estimateBitsModeNum($size) {
-			$w = (int)$size / 3;
+			$w = (int) $size / 3;
 			$bits = $w * 10;
-			switch($size - $w * 3) {
+			switch ($size - $w * 3) {
 				case 1: {
 					$bits += 4;
 					break;
@@ -1795,7 +1795,7 @@ 
 		 * @return value
 		 */
 		protected function lookAnTable($c) {
-			return (($c > 127)?-1:$this->anTable[$c]);
+			return (($c > 127) ?-1 : $this->anTable[$c]);
 		}
 
 		/**
@@ -1805,7 +1805,7 @@ 
 		 * @return boolean true or false
 		 */
 		 protected function checkModeAn($size, $data) {
-			for ($i=0; $i<$size; ++$i) {
+			for ($i = 0; $i < $size; ++$i) {
 				if ($this->lookAnTable(ord($data[$i])) == -1) {
 					return false;
 				}
@@ -1819,7 +1819,7 @@ 
 		 * @return int number of bits
 		 */
 		 protected function estimateBitsModeAn($size) {
-			$w = (int)($size / 2);
+			$w = (int) ($size / 2);
 			$bits = $w * 11;
 			if ($size & 1) {
 				$bits += 6;
@@ -1842,7 +1842,7 @@ 
 		 * @return int number of bits
 		 */
 		 protected function estimateBitsModeKanji($size) {
-			return (int)(($size / 2) * 13);
+			return (int) (($size / 2) * 13);
 		}
 
 		/**
@@ -1855,8 +1855,8 @@ 
 			if ($size & 1) {
 				return false;
 			}
-			for ($i=0; $i<$size; $i+=2) {
-				$val = (ord($data[$i]) << 8) | ord($data[$i+1]);
+			for ($i = 0; $i < $size; $i += 2) {
+				$val = (ord($data[$i]) << 8) | ord($data[$i + 1]);
 				if (($val < 0x8140) or (($val > 0x9ffc) and ($val < 0xe040)) or ($val > 0xebbf)) {
 					return false;
 				}
@@ -1875,7 +1875,7 @@ 
 			if ($size <= 0) {
 				return false;
 			}
-			switch($mode) {
+			switch ($mode) {
 				case QR_MODE_NM: {
 					return $this->checkModeNum($size, $data);
 				}
@@ -1910,7 +1910,7 @@ 
 				$version = 1;
 			}
 			foreach ($items as $item) {
-				switch($item['mode']) {
+				switch ($item['mode']) {
 					case QR_MODE_NM: {
 						$bits = $this->estimateBitsModeNum($item['size']);
 						break;
@@ -1936,7 +1936,7 @@ 
 				}
 				$l = $this->lengthIndicator($item['mode'], $version);
 				$m = 1 << $l;
-				$num = (int)(($item['size'] + $m - 1) / $m);
+				$num = (int) (($item['size'] + $m - 1) / $m);
 				$bits += $num * (4 + $l);
 			}
 			return $bits;
@@ -1953,7 +1953,7 @@ 
 			do {
 				$prev = $version;
 				$bits = $this->estimateBitStreamSize($items, $prev);
-				$version = $this->getMinimumVersion((int)(($bits + 7) / 8), $this->level);
+				$version = $this->getMinimumVersion((int) (($bits + 7) / 8), $this->level);
 				if ($version < 0) {
 					return -1;
 				}
@@ -1970,9 +1970,9 @@ 
 		 */
 		 protected function lengthOfCode($mode, $version, $bits) {
 			$payload = $bits - 4 - $this->lengthIndicator($mode, $version);
-			switch($mode) {
+			switch ($mode) {
 				case QR_MODE_NM: {
-					$chunks = (int)($payload / 10);
+					$chunks = (int) ($payload / 10);
 					$remain = $payload - $chunks * 10;
 					$size = $chunks * 3;
 					if ($remain >= 7) {
@@ -1983,7 +1983,7 @@ 
 					break;
 				}
 				case QR_MODE_AN: {
-					$chunks = (int)($payload / 11);
+					$chunks = (int) ($payload / 11);
 					$remain = $payload - $chunks * 11;
 					$size = $chunks * 2;
 					if ($remain >= 6) {
@@ -1992,15 +1992,15 @@ 
 					break;
 				}
 				case QR_MODE_8B: {
-					$size = (int)($payload / 8);
+					$size = (int) ($payload / 8);
 					break;
 				}
 				case QR_MODE_KJ: {
-					$size = (int)(($payload / 13) * 2);
+					$size = (int) (($payload / 13) * 2);
 					break;
 				}
 				case QR_MODE_ST: {
-					$size = (int)($payload / 8);
+					$size = (int) ($payload / 8);
 					break;
 				}
 				default: {
@@ -2050,7 +2050,7 @@ 
 				if ($bits < 0) {
 					return -1;
 				}
-				$ver = $this->getMinimumVersion((int)(($bits + 7) / 8), $this->level);
+				$ver = $this->getMinimumVersion((int) (($bits + 7) / 8), $this->level);
 				if ($ver < 0) {
 					return -1;
 				} elseif ($ver > $this->version) {
@@ -2078,14 +2078,14 @@ 
 				return $this->appendNum($bstream, $maxbits - $bits, 0);
 			}
 			$bits += 4;
-			$words = (int)(($bits + 7) / 8);
+			$words = (int) (($bits + 7) / 8);
 			$padding = array();
 			$padding = $this->appendNum($padding, $words * 8 - $bits + 4, 0);
 			$padlen = $maxwords - $words;
 			if ($padlen > 0) {
 				$padbuf = array();
-				for ($i=0; $i<$padlen; ++$i) {
-					$padbuf[$i] = ($i&1)?0x11:0xec;
+				for ($i = 0; $i < $padlen; ++$i) {
+					$padbuf[$i] = ($i & 1) ? 0x11 : 0xec;
 				}
 				$padding = $this->appendBytes($padding, $padlen, $padbuf);
 			}
@@ -2148,7 +2148,7 @@ 
 		 protected function newFromNum($bits, $num) {
 			$bstream = $this->allocate($bits);
 			$mask = 1 << ($bits - 1);
-			for ($i=0; $i<$bits; ++$i) {
+			for ($i = 0; $i < $bits; ++$i) {
 				if ($num & $mask) {
 					$bstream[$i] = 1;
 				} else {
@@ -2167,10 +2167,10 @@ 
 		 */
 		 protected function newFromBytes($size, $data) {
 			$bstream = $this->allocate($size * 8);
-			$p=0;
-			for ($i=0; $i<$size; ++$i) {
+			$p = 0;
+			for ($i = 0; $i < $size; ++$i) {
 				$mask = 0x80;
-				for ($j=0; $j<8; ++$j) {
+				for ($j = 0; $j < 8; ++$j) {
 					if ($data[$i] & $mask) {
 						$bstream[$p] = 1;
 					} else {
@@ -2239,12 +2239,12 @@ 
 			if ($size == 0) {
 				return array();
 			}
-			$data = array_fill(0, (int)(($size + 7) / 8), 0);
-			$bytes = (int)($size / 8);
+			$data = array_fill(0, (int) (($size + 7) / 8), 0);
+			$bytes = (int) ($size / 8);
 			$p = 0;
-			for ($i=0; $i<$bytes; $i++) {
+			for ($i = 0; $i < $bytes; $i++) {
 				$v = 0;
-				for ($j=0; $j<8; $j++) {
+				for ($j = 0; $j < 8; $j++) {
 					$v = $v << 1;
 					$v |= $bstream[$p];
 					$p++;
@@ -2253,7 +2253,7 @@ 
 			}
 			if ($size & 7) {
 				$v = 0;
-				for ($j=0; $j<($size & 7); $j++) {
+				for ($j = 0; $j < ($size & 7); $j++) {
 					$v = $v << 1;
 					$v |= $bstream[$p];
 					$p++;
@@ -2276,8 +2276,8 @@ 
 		 * @param int $replLen length of the repl string
 		 * @return array srctab
 		 */
-		 protected function qrstrset($srctab, $x, $y, $repl, $replLen=false) {
-			$srctab[$y] = substr_replace($srctab[$y], ($replLen !== false)?substr($repl,0,$replLen):$repl, $x, ($replLen !== false)?$replLen:strlen($repl));
+		 protected function qrstrset($srctab, $x, $y, $repl, $replLen = false) {
+			$srctab[$y] = substr_replace($srctab[$y], ($replLen !== false) ?substr($repl, 0, $replLen) : $repl, $x, ($replLen !== false) ? $replLen : strlen($repl));
 			return $srctab;
 		}
 
@@ -2297,7 +2297,7 @@ 
 		 * @param int $level error correction level
 		 * @return int ECC size (bytes)
 		 */
-		protected function getECCLength($version, $level){
+		protected function getECCLength($version, $level) {
 			return $this->capacity[$version][QRCAP_EC][$level];
 		}
 
@@ -2326,8 +2326,8 @@ 
 		 * @return int version number
 		 */
 		protected function getMinimumVersion($size, $level) {
-			for ($i=1; $i <= QRSPEC_VERSION_MAX; ++$i) {
-				$words  = $this->capacity[$i][QRCAP_WORDS] - $this->capacity[$i][QRCAP_EC][$level];
+			for ($i = 1; $i <= QRSPEC_VERSION_MAX; ++$i) {
+				$words = $this->capacity[$i][QRCAP_WORDS] - $this->capacity[$i][QRCAP_EC][$level];
 				if ($words >= $size) {
 					return $i;
 				}
@@ -2397,14 +2397,14 @@ 
 			$ecc = $this->getECCLength($version, $level);
 			if ($b2 == 0) {
 				$spec[0] = $b1;
-				$spec[1] = (int)($data / $b1);
-				$spec[2] = (int)($ecc / $b1);
+				$spec[1] = (int) ($data / $b1);
+				$spec[2] = (int) ($ecc / $b1);
 				$spec[3] = 0;
 				$spec[4] = 0;
 			} else {
 				$spec[0] = $b1;
-				$spec[1] = (int)($data / ($b1 + $b2));
-				$spec[2] = (int)($ecc  / ($b1 + $b2));
+				$spec[1] = (int) ($data / ($b1 + $b2));
+				$spec[2] = (int) ($ecc / ($b1 + $b2));
 				$spec[3] = $b2;
 				$spec[4] = $spec[1] + 1;
 			}
@@ -2429,8 +2429,8 @@ 
 				);
 			$yStart = $oy - 2;
 			$xStart = $ox - 2;
-			for ($y=0; $y < 5; $y++) {
-				$frame = $this->qrstrset($frame, $xStart, $yStart+$y, $finder[$y]);
+			for ($y = 0; $y < 5; $y++) {
+				$frame = $this->qrstrset($frame, $xStart, $yStart + $y, $finder[$y]);
 			}
 			return $frame;
 		}
@@ -2450,7 +2450,7 @@ 
 			if ($d < 0) {
 				$w = 2;
 			} else {
-				$w = (int)(($width - $this->alignmentPattern[$version][0]) / $d + 2);
+				$w = (int) (($width - $this->alignmentPattern[$version][0]) / $d + 2);
 			}
 			if ($w * $w - 3 == 1) {
 				$x = $this->alignmentPattern[$version][0];
@@ -2460,15 +2460,15 @@ 
 			}
 			$cx = $this->alignmentPattern[$version][0];
 			$wo = $w - 1;
-			for ($x=1; $x < $wo; ++$x) {
+			for ($x = 1; $x < $wo; ++$x) {
 				$frame = $this->putAlignmentMarker($frame, 6, $cx);
-				$frame = $this->putAlignmentMarker($frame, $cx,  6);
+				$frame = $this->putAlignmentMarker($frame, $cx, 6);
 				$cx += $d;
 			}
 			$cy = $this->alignmentPattern[$version][0];
-			for ($y=0; $y < $wo; ++$y) {
+			for ($y = 0; $y < $wo; ++$y) {
 				$cx = $this->alignmentPattern[$version][0];
-				for ($x=0; $x < $wo; ++$x) {
+				for ($x = 0; $x < $wo; ++$x) {
 					$frame = $this->putAlignmentMarker($frame, $cx, $cy);
 					$cx += $d;
 				}
@@ -2523,7 +2523,7 @@ 
 			"\xc1\xc0\xc0\xc0\xc0\xc0\xc1",
 			"\xc1\xc1\xc1\xc1\xc1\xc1\xc1"
 			);
-			for ($y=0; $y < 7; $y++) {
+			for ($y = 0; $y < 7; $y++) {
 				$frame = $this->qrstrset($frame, $ox, ($oy + $y), $finder[$y]);
 			}
 			return $frame;
@@ -2536,7 +2536,7 @@ 
 		 */
 		protected function createFrame($version) {
 			$width = $this->capacity[$version][QRCAP_WIDTH];
-			$frameLine = str_repeat ("\0", $width);
+			$frameLine = str_repeat("\0", $width);
 			$frame = array_fill(0, $width, $frameLine);
 			// Finder pattern
 			$frame = $this->putFinderPattern($frame, 0, 0);
@@ -2544,7 +2544,7 @@ 
 			$frame = $this->putFinderPattern($frame, 0, $width - 7);
 			// Separator
 			$yOffset = $width - 7;
-			for ($y=0; $y < 7; ++$y) {
+			for ($y = 0; $y < 7; ++$y) {
 				$frame[$y][7] = "\xc0";
 				$frame[$y][$width - 8] = "\xc0";
 				$frame[$yOffset][7] = "\xc0";
@@ -2552,22 +2552,22 @@ 
 			}
 			$setPattern = str_repeat("\xc0", 8);
 			$frame = $this->qrstrset($frame, 0, 7, $setPattern);
-			$frame = $this->qrstrset($frame, $width-8, 7, $setPattern);
+			$frame = $this->qrstrset($frame, $width - 8, 7, $setPattern);
 			$frame = $this->qrstrset($frame, 0, $width - 8, $setPattern);
 			// Format info
 			$setPattern = str_repeat("\x84", 9);
 			$frame = $this->qrstrset($frame, 0, 8, $setPattern);
 			$frame = $this->qrstrset($frame, $width - 8, 8, $setPattern, 8);
 			$yOffset = $width - 8;
-			for ($y=0; $y < 8; ++$y,++$yOffset) {
+			for ($y = 0; $y < 8; ++$y, ++$yOffset) {
 				$frame[$y][8] = "\x84";
 				$frame[$yOffset][8] = "\x84";
 			}
 			// Timing pattern
 			$wo = $width - 15;
-			for ($i=1; $i < $wo; ++$i) {
-				$frame[6][7+$i] = chr(0x90 | ($i & 1));
-				$frame[7+$i][6] = chr(0x90 | ($i & 1));
+			for ($i = 1; $i < $wo; ++$i) {
+				$frame[6][7 + $i] = chr(0x90 | ($i & 1));
+				$frame[7 + $i][6] = chr(0x90 | ($i & 1));
 			}
 			// Alignment pattern
 			$frame = $this->putAlignmentPattern($version, $frame, $width);
@@ -2575,16 +2575,16 @@ 
 			if ($version >= 7) {
 				$vinf = $this->getVersionPattern($version);
 				$v = $vinf;
-				for ($x=0; $x<6; ++$x) {
-					for ($y=0; $y<3; ++$y) {
-						$frame[($width - 11)+$y][$x] = chr(0x88 | ($v & 1));
+				for ($x = 0; $x < 6; ++$x) {
+					for ($y = 0; $y < 3; ++$y) {
+						$frame[($width - 11) + $y][$x] = chr(0x88 | ($v & 1));
 						$v = $v >> 1;
 					}
 				}
 				$v = $vinf;
-				for ($y=0; $y<6; ++$y) {
-					for ($x=0; $x<3; ++$x) {
-						$frame[$y][$x+($width - 11)] = chr(0x88 | ($v & 1));
+				for ($y = 0; $y < 6; ++$y) {
+					for ($x = 0; $x < 3; ++$x) {
+						$frame[$y][$x + ($width - 11)] = chr(0x88 | ($v & 1));
 						$v = $v >> 1;
 					}
 				}
@@ -2755,16 +2755,16 @@ 
 			if (($symsize < 0) or ($symsize > 8)) {
 				return $rs;
 			}
-			if (($fcr < 0) or ($fcr >= (1<<$symsize))) {
+			if (($fcr < 0) or ($fcr >= (1 << $symsize))) {
 				return $rs;
 			}
-			if (($prim <= 0) or ($prim >= (1<<$symsize))) {
+			if (($prim <= 0) or ($prim >= (1 << $symsize))) {
 				return $rs;
 			}
-			if (($nroots < 0) or ($nroots >= (1<<$symsize))) {
+			if (($nroots < 0) or ($nroots >= (1 << $symsize))) {
 				return $rs;
 			}
-			if (($pad < 0) or ($pad >= ((1<<$symsize) -1 - $nroots))) {
+			if (($pad < 0) or ($pad >= ((1 << $symsize) - 1 - $nroots))) {
 				return $rs;
 			}
 			$rs = array();
@@ -2774,13 +2774,13 @@ 
 			$rs['alpha_to'] = array_fill(0, ($rs['nn'] + 1), 0);
 			$rs['index_of'] = array_fill(0, ($rs['nn'] + 1), 0);
 			// PHP style macro replacement ;)
-			$NN =& $rs['nn'];
-			$A0 =& $NN;
+			$NN = & $rs['nn'];
+			$A0 = & $NN;
 			// Generate Galois field lookup tables
 			$rs['index_of'][0] = $A0; // log(zero) = -inf
 			$rs['alpha_to'][$A0] = 0; // alpha**-inf = 0
 			$sr = 1;
-			for ($i=0; $i<$rs['nn']; ++$i) {
+			for ($i = 0; $i < $rs['nn']; ++$i) {
 				$rs['index_of'][$sr] = $i;
 				$rs['alpha_to'][$i] = $sr;
 				$sr <<= 1;
@@ -2800,21 +2800,21 @@ 
 			$rs['nroots'] = $nroots;
 			$rs['gfpoly'] = $gfpoly;
 			// Find prim-th root of 1, used in decoding
-			for ($iprim=1; ($iprim % $prim) != 0; $iprim += $rs['nn']) {
+			for ($iprim = 1; ($iprim % $prim) != 0; $iprim += $rs['nn']) {
 				; // intentional empty-body loop!
 			}
-			$rs['iprim'] = (int)($iprim / $prim);
+			$rs['iprim'] = (int) ($iprim / $prim);
 			$rs['genpoly'][0] = 1;
 
 
-			for ($i = 0,$root=$fcr*$prim; $i < $nroots; $i++, $root += $prim) {
-				$rs['genpoly'][$i+1] = 1;
+			for ($i = 0, $root = $fcr * $prim; $i < $nroots; $i++, $root += $prim) {
+				$rs['genpoly'][$i + 1] = 1;
 				// Multiply rs->genpoly[] by  @**(root + x)
 				for ($j = $i; $j > 0; --$j) {
 					if ($rs['genpoly'][$j] != 0) {
-						$rs['genpoly'][$j] = $rs['genpoly'][$j-1] ^ $rs['alpha_to'][$this->modnn($rs, $rs['index_of'][$rs['genpoly'][$j]] + $root)];
+						$rs['genpoly'][$j] = $rs['genpoly'][$j - 1] ^ $rs['alpha_to'][$this->modnn($rs, $rs['index_of'][$rs['genpoly'][$j]] + $root)];
 					} else {
-						$rs['genpoly'][$j] = $rs['genpoly'][$j-1];
+						$rs['genpoly'][$j] = $rs['genpoly'][$j - 1];
 					}
 				}
 				// rs->genpoly[0] can never be zero
@@ -2835,26 +2835,26 @@ 
 		 * @return parity array
 		 */
 		 protected function encode_rs_char($rs, $data, $parity) {
-			$MM       =& $rs['mm']; // bits per symbol
-			$NN       =& $rs['nn']; // the total number of symbols in a RS block
-			$ALPHA_TO =& $rs['alpha_to']; // the address of an array of NN elements to convert Galois field elements in index (log) form to polynomial form
-			$INDEX_OF =& $rs['index_of']; // the address of an array of NN elements to convert Galois field elements in polynomial form to index (log) form
-			$GENPOLY  =& $rs['genpoly']; // an array of NROOTS+1 elements containing the generator polynomial in index form
-			$NROOTS   =& $rs['nroots']; // the number of roots in the RS code generator polynomial, which is the same as the number of parity symbols in a block
-			$FCR      =& $rs['fcr']; // first consecutive root, index form
-			$PRIM     =& $rs['prim']; // primitive element, index form
-			$IPRIM    =& $rs['iprim']; // prim-th root of 1, index form
-			$PAD      =& $rs['pad']; // the number of pad symbols in a block
-			$A0       =& $NN;
+			$MM       = & $rs['mm']; // bits per symbol
+			$NN       = & $rs['nn']; // the total number of symbols in a RS block
+			$ALPHA_TO = & $rs['alpha_to']; // the address of an array of NN elements to convert Galois field elements in index (log) form to polynomial form
+			$INDEX_OF = & $rs['index_of']; // the address of an array of NN elements to convert Galois field elements in polynomial form to index (log) form
+			$GENPOLY  = & $rs['genpoly']; // an array of NROOTS+1 elements containing the generator polynomial in index form
+			$NROOTS   = & $rs['nroots']; // the number of roots in the RS code generator polynomial, which is the same as the number of parity symbols in a block
+			$FCR      = & $rs['fcr']; // first consecutive root, index form
+			$PRIM     = & $rs['prim']; // primitive element, index form
+			$IPRIM    = & $rs['iprim']; // prim-th root of 1, index form
+			$PAD      = & $rs['pad']; // the number of pad symbols in a block
+			$A0       = & $NN;
 			$parity = array_fill(0, $NROOTS, 0);
-			for ($i=0; $i < ($NN - $NROOTS - $PAD); $i++) {
+			for ($i = 0; $i < ($NN - $NROOTS - $PAD); $i++) {
 				$feedback = $INDEX_OF[$data[$i] ^ $parity[0]];
 				if ($feedback != $A0) {
 					// feedback term is non-zero
 					// This line is unnecessary when GENPOLY[NROOTS] is unity, as it must
 					// always be for the polynomials constructed by init_rs()
 					$feedback = $this->modnn($rs, $NN - $GENPOLY[$NROOTS] + $feedback);
-					for ($j=1; $j < $NROOTS; ++$j) {
+					for ($j = 1; $j < $NROOTS; ++$j) {
 					$parity[$j] ^= $ALPHA_TO[$this->modnn($rs, $feedback + $GENPOLY[($NROOTS - $j)])];
 					}
 				}