diff --git a/bin/importPdoMetadata.php b/bin/importPdoMetadata.php
index 9e4fe8bf57f5f3adbced92f82e3413e065ac1a26..79e4b504a2326208616469f7e1f9cc7bac31c531 100755
--- a/bin/importPdoMetadata.php
+++ b/bin/importPdoMetadata.php
@@ -2,27 +2,27 @@
 <?php
 $baseDir = dirname(dirname(__FILE__));
 
-require_once $baseDir . DIRECTORY_SEPARATOR . 'lib' . DIRECTORY_SEPARATOR . '_autoload.php';
-require_once SimpleSAML\Utils\Config::getConfigDir(). DIRECTORY_SEPARATOR . 'config.php';
+require_once $baseDir.DIRECTORY_SEPARATOR.'lib'.DIRECTORY_SEPARATOR.'_autoload.php';
+require_once SimpleSAML\Utils\Config::getConfigDir().DIRECTORY_SEPARATOR.'config.php';
 
 # Iterate through configured metadata sources and ensure
 # that a PDO source exists.
 foreach ($config['metadata.sources'] as $s) {
-	# If pdo is configured, create the new handler and add in the metadata sets.
-	if ($s['type'] === "pdo") {
-		$mdshp = new SimpleSAML_Metadata_MetaDataStorageHandlerPdo($s);
-		$mdshp->initDatabase();
+    # If pdo is configured, create the new handler and add in the metadata sets.
+    if ($s['type'] === "pdo") {
+        $mdshp = new SimpleSAML_Metadata_MetaDataStorageHandlerPdo($s);
+        $mdshp->initDatabase();
 
-		foreach (glob("metadata/*.php") as $filename) {
-			$metadata = array();
-			require_once $filename;
-			$set = basename($filename, ".php");
-			echo "importing set '$set'..." . PHP_EOL;
+        foreach (glob("metadata/*.php") as $filename) {
+            $metadata = array();
+            require_once $filename;
+            $set = basename($filename, ".php");
+            echo "importing set '$set'...".PHP_EOL;
 
-			foreach ($metadata as $k => $v) {
-				echo "\t$k" . PHP_EOL;
-				$mdshp->addEntry($k, $set, $v);
-			}
-		}
-	}
+            foreach ($metadata as $k => $v) {
+                echo "\t$k".PHP_EOL;
+                $mdshp->addEntry($k, $set, $v);
+            }
+        }
+    }
 }
diff --git a/bin/initMDSPdo.php b/bin/initMDSPdo.php
index 48375a0b601f5015ab3065c49eaeb62ad80dd1c8..b68a5b22f6ccc2bfe311a8f9dc0fd67528eeb850 100755
--- a/bin/initMDSPdo.php
+++ b/bin/initMDSPdo.php
@@ -5,23 +5,23 @@
 $baseDir = dirname(dirname(__FILE__));
 
 // Add library autoloader and configuration
-require_once $baseDir . DIRECTORY_SEPARATOR . 'lib' . DIRECTORY_SEPARATOR . '_autoload.php';
-require_once SimpleSAML\Utils\Config::getConfigDir(). DIRECTORY_SEPARATOR . 'config.php';
+require_once $baseDir.DIRECTORY_SEPARATOR.'lib'.DIRECTORY_SEPARATOR.'_autoload.php';
+require_once SimpleSAML\Utils\Config::getConfigDir().DIRECTORY_SEPARATOR.'config.php';
 
-echo "Initializing Metadata Database...". PHP_EOL;
+echo "Initializing Metadata Database...".PHP_EOL;
 
 # Iterate through configured metadata sources and ensure
 # that a PDO source exists.
 foreach ($config['metadata.sources'] as $source) {
-	# If pdo is configured, create the new handler and initialize the DB.
-	if ($source['type'] === "pdo") {
-		$metadataStorageHandler = new SimpleSAML_Metadata_MetaDataStorageHandlerPdo($source);
-		$result = $metadataStorageHandler->initDatabase();
+    # If pdo is configured, create the new handler and initialize the DB.
+    if ($source['type'] === "pdo") {
+        $metadataStorageHandler = new SimpleSAML_Metadata_MetaDataStorageHandlerPdo($source);
+        $result = $metadataStorageHandler->initDatabase();
 
-		if ($result === false) {
-			echo "Failed to intialize metadata database.". PHP_EOL;
-		} else {
-			echo "Successfully initialized metadata database.". PHP_EOL;
-		}
-	}
+        if ($result === false) {
+            echo "Failed to initialize metadata database.".PHP_EOL;
+        } else {
+            echo "Successfully initialized metadata database.".PHP_EOL;
+        }
+    }
 }
diff --git a/bin/memcacheSync.php b/bin/memcacheSync.php
index 2de186ae5f4fdf74750b6909d848ece87aa338db..6e3ae4ad7c2c1450f58edbfc51a4a6cdb7773811 100755
--- a/bin/memcacheSync.php
+++ b/bin/memcacheSync.php
@@ -3,25 +3,25 @@
 
 
 // Check that the memcache library is enabled
-if(!class_exists('Memcache')) {
-	echo("Error: the memcache library appears to be unavailable.\n");
-	echo("\n");
-	echo("This is most likely because PHP doesn't load it for the command line\n");
-	echo("version. You probably need to enable it somehow.\n");
-	echo("\n");
-	if(is_dir('/etc/php5/cli/conf.d')) {
-		echo("It is possible that running the following command as root will fix it:\n");
-		echo(" echo 'extension=memcache.so' >/etc/php5/cli/conf.d/memcache.ini\n");
-	}
-
-	exit(1);
+if (!class_exists('Memcache')) {
+    echo("Error: the memcache library appears to be unavailable.\n");
+    echo("\n");
+    echo("This is most likely because PHP doesn't load it for the command line\n");
+    echo("version. You probably need to enable it somehow.\n");
+    echo("\n");
+    if (is_dir('/etc/php5/cli/conf.d')) {
+        echo("It is possible that running the following command as root will fix it:\n");
+        echo(" echo 'extension=memcache.so' >/etc/php5/cli/conf.d/memcache.ini\n");
+    }
+
+    exit(1);
 }
 
 // This is the base directory of the SimpleSAMLphp installation
 $baseDir = dirname(dirname(__FILE__));
 
 // Add library autoloader
-require_once($baseDir . '/lib/_autoload.php');
+require_once($baseDir.'/lib/_autoload.php');
 
 // Initialize the configuration
 $configdir = SimpleSAML\Utils\Config::getConfigDir();
@@ -35,129 +35,131 @@ $warnBigSlab = 0;
 $stats = SimpleSAML_Memcache::getRawStats();
 
 $keys = array();
-foreach($stats as $group) {
-	foreach($group as $server => $state) {
-
-		if($state === FALSE) {
-			echo("WARNING: Server " . $server . " is down.\n");
-			$warnServerDown++;
-			continue;
-		}
-
-		$items = $state['curr_items'];
-		echo("Server " . $server . " has " . $items . " items.\n");
-		$serverKeys = getServerKeys($server);
-		$keys = array_merge($keys, $serverKeys);
-	}
+foreach ($stats as $group) {
+    foreach ($group as $server => $state) {
+
+        if ($state === false) {
+            echo("WARNING: Server ".$server." is down.\n");
+            $warnServerDown++;
+            continue;
+        }
+
+        $items = $state['curr_items'];
+        echo("Server ".$server." has ".$items." items.\n");
+        $serverKeys = getServerKeys($server);
+        $keys = array_merge($keys, $serverKeys);
+    }
 }
 
-echo("Total number of keys: " . count($keys) . "\n");
+echo("Total number of keys: ".count($keys)."\n");
 $keys = array_unique($keys);
-echo("Total number of unique keys: " . count($keys) . "\n");
+echo("Total number of unique keys: ".count($keys)."\n");
 
 echo("Starting synchronization.\n");
 
 $skipped = 0;
 $sync = 0;
-foreach($keys as $key) {
-	$res = SimpleSAML_Memcache::get($key);
-	if($res === NULL) {
-		$skipped += 1;
-	} else {
-		$sync += 1;
-	}
+foreach ($keys as $key) {
+    $res = SimpleSAML_Memcache::get($key);
+    if ($res === null) {
+        $skipped += 1;
+    } else {
+        $sync += 1;
+    }
 }
 
 
 echo("Synchronization done.\n");
-echo($sync . " keys in sync.\n");
-if($skipped > 0) {
-	echo($skipped . " keys skipped.\n");
-	echo("Keys are skipped because they are either expired, or are of a type unknown\n");
-	echo("to SimpleSAMLphp.\n");
+echo($sync." keys in sync.\n");
+if ($skipped > 0) {
+    echo($skipped." keys skipped.\n");
+    echo("Keys are skipped because they are either expired, or are of a type unknown\n");
+    echo("to SimpleSAMLphp.\n");
 }
 
-if($warnServerDown > 0) {
-	echo("WARNING: " . $warnServerDown . " server(s) down. Not all servers are synchronized.\n");
+if ($warnServerDown > 0) {
+    echo("WARNING: ".$warnServerDown." server(s) down. Not all servers are synchronized.\n");
 }
 
-if($warnBigSlab > 0) {
-	echo("WARNING: " . $warnBigSlab . " slab(s) may have contained more keys than we were told about.\n");
+if ($warnBigSlab > 0) {
+    echo("WARNING: ".$warnBigSlab." slab(s) may have contained more keys than we were told about.\n");
 }
 
 /**
  * Fetch all keys available in an server.
  *
- * @param $server  The server, as a string with <hostname>:<port>.
- * @return  An array with all the keys available on the server.
+ * @param string $server The server, as a string with <hostname>:<port>.
+ *
+ * @return array An array with all the keys available on the server.
  */
-function getServerKeys($server) {
-	$server = explode(':', $server);
-	$host = $server[0];
-	$port = (int)$server[1];
-
-	echo("Connecting to: " . $host . ":" . $port . "\n");
-	$socket = fsockopen($host, $port);
-	echo("Connected. Finding keys.\n");
-
-	if(fwrite($socket, "stats slabs\r\n") === FALSE) {
-		echo("Error requesting slab dump from server.\n");
-		exit(1);
-	}
-
-	// Read list of slabs
-	$slabs = array();
-	while( ($line = fgets($socket)) !== FALSE) {
-		$line = rtrim($line);
-		if($line === 'END') {
-			break;
-		}
-
-		if(preg_match('/^STAT (\d+):/', $line, $matches)) {
-			$slab = (int)$matches[1];
-			if(!in_array($slab, $slabs, TRUE)) {
-				$slabs[] = $slab;
-			}
-		}
-	}
-
-	// Dump keys in slabs
-	$keys = array();
-	foreach($slabs as $slab) {
-
-		if(fwrite($socket, "stats cachedump " . $slab . " 1000000\r\n") === FALSE) {
-			echo("Error requesting cache dump from server.\n");
-			exit(1);
-		}
-
-		/* We keep track of the result size, to be able to warn the user if it is
-		 * so big that keys may have been lost.
-		 */
-		$resultSize = 0;
-
-		while( ($line = fgets($socket)) !== FALSE) {
-			$resultSize += strlen($line);
-
-			$line = rtrim($line);
-			if($line === 'END') {
-				break;
-			}
-
-			if(preg_match('/^ITEM (.*) \[\d+ b; \d+ s\]/', $line, $matches)) {
-				$keys[] = $matches[1];
-			} else {
-				echo("Unknown result from cache dump: " . $line . "\n");
-			}
-		}
-		if($resultSize > 1900000 || count($keys) >= 1000000) {
-			echo("WARNING: Slab " . $slab . " on server " . $host . ":" . $port .
-				" may have contained more keys than we were told about.\n");
-			$GLOBALS['warnBigSlab'] += 1;
-		}
-	}
-
-	echo("Found " . count($keys) . " key(s).\n");
-	fclose($socket);
-
-	return $keys;
+function getServerKeys($server)
+{
+    $server = explode(':', $server);
+    $host = $server[0];
+    $port = (int) $server[1];
+
+    echo("Connecting to: ".$host.":".$port."\n");
+    $socket = fsockopen($host, $port);
+    echo("Connected. Finding keys.\n");
+
+    if (fwrite($socket, "stats slabs\r\n") === false) {
+        echo("Error requesting slab dump from server.\n");
+        exit(1);
+    }
+
+    // Read list of slabs
+    $slabs = array();
+    while (($line = fgets($socket)) !== false) {
+        $line = rtrim($line);
+        if ($line === 'END') {
+            break;
+        }
+
+        if (preg_match('/^STAT (\d+):/', $line, $matches)) {
+            $slab = (int) $matches[1];
+            if (!in_array($slab, $slabs, true)) {
+                $slabs[] = $slab;
+            }
+        }
+    }
+
+    // Dump keys in slabs
+    $keys = array();
+    foreach ($slabs as $slab) {
+
+        if (fwrite($socket, "stats cachedump ".$slab." 1000000\r\n") === false) {
+            echo("Error requesting cache dump from server.\n");
+            exit(1);
+        }
+
+        /* We keep track of the result size, to be able to warn the user if it is
+         * so big that keys may have been lost.
+         */
+        $resultSize = 0;
+
+        while (($line = fgets($socket)) !== false) {
+            $resultSize += strlen($line);
+
+            $line = rtrim($line);
+            if ($line === 'END') {
+                break;
+            }
+
+            if (preg_match('/^ITEM (.*) \[\d+ b; \d+ s\]/', $line, $matches)) {
+                $keys[] = $matches[1];
+            } else {
+                echo("Unknown result from cache dump: ".$line."\n");
+            }
+        }
+        if ($resultSize > 1900000 || count($keys) >= 1000000) {
+            echo("WARNING: Slab ".$slab." on server ".$host.":".$port.
+                " may have contained more keys than we were told about.\n");
+            $GLOBALS['warnBigSlab'] += 1;
+        }
+    }
+
+    echo("Found ".count($keys)." key(s).\n");
+    fclose($socket);
+
+    return $keys;
 }
diff --git a/bin/pwgen.php b/bin/pwgen.php
index a91df060d923da0630d1c8f5c027832c1978dc13..e91486d3548cb28caeac96419971665ef96b2267 100755
--- a/bin/pwgen.php
+++ b/bin/pwgen.php
@@ -10,38 +10,38 @@
 $baseDir = dirname(dirname(__FILE__));
 
 // Add library autoloader
-require_once($baseDir . '/lib/_autoload.php');
+require_once($baseDir.'/lib/_autoload.php');
 
 
 echo "Enter password: ";
 $password = trim(fgets(STDIN));
 
-if(empty($password)) {
-	echo "Need at least one character for a password\n";
-	exit(1);
+if (empty($password)) {
+    echo "Need at least one character for a password\n";
+    exit(1);
 }
 
 $table = '';
 foreach (array_chunk(hash_algos(), 6) as $chunk) {
-	foreach($chunk as $algo) {
-		$table .= sprintf('%-13s', $algo);
-	}
-	$table .= "\n";
+    foreach ($chunk as $algo) {
+        $table .= sprintf('%-13s', $algo);
+    }
+    $table .= "\n";
 }
 
-echo "The following hashing algorithms are available:\n" . $table . "\n";
+echo "The following hashing algorithms are available:\n".$table."\n";
 echo "Which one do you want? [sha256] ";
 $algo = trim(fgets(STDIN));
-if(empty($algo)) {
-	$algo = 'sha256';
+if (empty($algo)) {
+    $algo = 'sha256';
 }
 
-if(!in_array(strtolower($algo), hash_algos())) {
-	echo "Hashing algorithm '$algo' is not supported\n";
-	exit(1);
+if (!in_array(strtolower($algo), hash_algos())) {
+    echo "Hashing algorithm '$algo' is not supported\n";
+    exit(1);
 }
 
 echo "Do you want to use a salt? (yes/no) [yes] ";
 $s = (trim(fgets(STDIN)) == 'no') ? '' : 'S';
 
-echo "\n  " . SimpleSAML\Utils\Crypto::pwHash($password, strtoupper( $s . $algo ) ). "\n\n";
+echo "\n  ".SimpleSAML\Utils\Crypto::pwHash($password, strtoupper($s.$algo))."\n\n";