chamilo / chamilo-lms

main/inc/lib/phpseclib/Net/SSH1.php

Spacing +41 added lines, -41 removed lines

@@ -76,23 +76,23 @@ 
  *
  * Not supported.
  */
-define('NET_SSH1_CIPHER_NONE',       0);
+define('NET_SSH1_CIPHER_NONE', 0);
 /**
  * IDEA in CFB mode
  *
  * Not supported.
  */
-define('NET_SSH1_CIPHER_IDEA',       1);
+define('NET_SSH1_CIPHER_IDEA', 1);
 /**
  * DES in CBC mode
  */
-define('NET_SSH1_CIPHER_DES',        2);
+define('NET_SSH1_CIPHER_DES', 2);
 /**
  * Triple-DES in CBC mode
  *
  * All implementations are required to support this
  */
-define('NET_SSH1_CIPHER_3DES',       3);
+define('NET_SSH1_CIPHER_3DES', 3);
 /**
  * TRI's Simple Stream encryption CBC
  *
@@ -115,14 +115,14 @@ 
  *     This library currently only supports encryption when the same key is being used for both directions.  This is
  *     because there's only one $crypto object.  Two could be added ($encrypt and $decrypt, perhaps).
  */
-define('NET_SSH1_CIPHER_RC4',        5);
+define('NET_SSH1_CIPHER_RC4', 5);
 /**
  * Blowfish
  *
  * Not supported nor is it defined in the official SSH1 specs.  OpenSSH, however, defines it (see cipher.h) and
  * uses it (see cipher.c)
  */
-define('NET_SSH1_CIPHER_BLOWFISH',   6);
+define('NET_SSH1_CIPHER_BLOWFISH', 6);
 /**#@-*/
 
 /**#@+
@@ -134,17 +134,17 @@ 
 /**
  * .rhosts or /etc/hosts.equiv
  */
-define('NET_SSH1_AUTH_RHOSTS',     1);
+define('NET_SSH1_AUTH_RHOSTS', 1);
 /**
  * pure RSA authentication
  */
-define('NET_SSH1_AUTH_RSA',        2);
+define('NET_SSH1_AUTH_RSA', 2);
 /**
  * password authentication
  *
  * This is the only method that is supported by this library.
  */
-define('NET_SSH1_AUTH_PASSWORD',   3);
+define('NET_SSH1_AUTH_PASSWORD', 3);
 /**
  * .rhosts with RSA host authentication
  */
@@ -157,7 +157,7 @@ 
  * @link http://3sp.com/content/developer/maverick-net/docs/Maverick.SSH.PseudoTerminalModesMembers.html
  * @access private
  */
-define('NET_SSH1_TTY_OP_END',  0);
+define('NET_SSH1_TTY_OP_END', 0);
 /**#@-*/
 
 /**
@@ -183,8 +183,8 @@ 
  * @access private
  */
 define('NET_SSH1_MASK_CONSTRUCTOR', 0x00000001);
-define('NET_SSH1_MASK_LOGIN',       0x00000002);
-define('NET_SSH1_MASK_SHELL',       0x00000004);
+define('NET_SSH1_MASK_LOGIN', 0x00000002);
+define('NET_SSH1_MASK_SHELL', 0x00000004);
 /**#@-*/
 
 /**#@+
@@ -194,7 +194,7 @@ 
 /**
  * Returns the message numbers
  */
-define('NET_SSH1_LOG_SIMPLE',  1);
+define('NET_SSH1_LOG_SIMPLE', 1);
 /**
  * Returns the message content
  */
@@ -216,7 +216,7 @@ 
 /**
  * Returns when a string matching $expect exactly is found
  */
-define('NET_SSH1_READ_SIMPLE',  1);
+define('NET_SSH1_READ_SIMPLE', 1);
 /**
  * Returns when a string matching the regular expression $expect is found
  */
@@ -492,7 +492,7 @@ 
 
         if (defined('NET_SSH1_LOGGING')) {
             $this->_append_log('<-', $this->server_identification);
-            $this->_append_log('->', $this->identifier . "\r\n");
+            $this->_append_log('->', $this->identifier."\r\n");
         }
 
         if (!preg_match('#SSH-([0-9\.]+)-(.+)#', $init_line, $parts)) {
@@ -552,7 +552,7 @@ 
             }
         }
 
-        $session_id = pack('H*', md5($host_key_public_modulus->toBytes() . $server_key_public_modulus->toBytes() . $anti_spoofing_cookie));
+        $session_id = pack('H*', md5($host_key_public_modulus->toBytes().$server_key_public_modulus->toBytes().$anti_spoofing_cookie));
 
         $session_key = crypt_random_string(32);
         $double_encrypted_session_key = $session_key ^ str_pad($session_id, 32, chr(0));
@@ -608,7 +608,7 @@ 
                 $this->crypto = new Crypt_DES();
                 $this->crypto->disablePadding();
                 $this->crypto->enableContinuousBuffer();
-                $this->crypto->setKey(substr($session_key, 0,  8));
+                $this->crypto->setKey(substr($session_key, 0, 8));
                 break;
             case NET_SSH1_CIPHER_3DES:
                 if (!class_exists('Crypt_TripleDES')) {
@@ -758,7 +758,7 @@ 
 
         if ($response !== false) {
             do {
-                $output.= substr($response[NET_SSH1_RESPONSE_DATA], 4);
+                $output .= substr($response[NET_SSH1_RESPONSE_DATA], 4);
                 $response = $this->_get_binary_packet();
             } while (is_array($response) && $response[NET_SSH1_RESPONSE_TYPE] != NET_SSH1_SMSG_EXITSTATUS);
         }
@@ -872,7 +872,7 @@ 
             if ($response === true) {
                 return $this->_string_shift($this->interactiveBuffer, strlen($this->interactiveBuffer));
             }
-            $this->interactiveBuffer.= substr($response[NET_SSH1_RESPONSE_DATA], 4);
+            $this->interactiveBuffer .= substr($response[NET_SSH1_RESPONSE_DATA], 4);
         }
     }
 
@@ -1028,7 +1028,7 @@ 
                 return true;
             }
             $elapsed = strtok(microtime(), ' ') + strtok('') - $start;
-            $this->curTimeout-= $elapsed;
+            $this->curTimeout -= $elapsed;
         }
 
         $start = strtok(microtime(), ' ') + strtok(''); // http://php.net/microtime#61838
@@ -1039,8 +1039,8 @@ 
 
         while ($length > 0) {
             $temp = fread($this->fsock, $length);
-            $raw.= $temp;
-            $length-= strlen($temp);
+            $raw .= $temp;
+            $length -= strlen($temp);
         }
         $stop = strtok(microtime(), ' ') + strtok('');
 
@@ -1063,8 +1063,8 @@ 
 
         if (defined('NET_SSH1_LOGGING')) {
             $temp = isset($this->protocol_flags[$type]) ? $this->protocol_flags[$type] : 'UNKNOWN';
-            $temp = '<- ' . $temp .
-                    ' (' . round($stop - $start, 4) . 's)';
+            $temp = '<- '.$temp.
+                    ' ('.round($stop - $start, 4).'s)';
             $this->_append_log($temp, $data);
         }
 
@@ -1096,8 +1096,8 @@ 
         $padding = crypt_random_string(8 - ($length & 7));
 
         $orig = $data;
-        $data = $padding . $data;
-        $data.= pack('N', $this->_crc($data));
+        $data = $padding.$data;
+        $data .= pack('N', $this->_crc($data));
 
         if ($this->crypto !== false) {
             $data = $this->crypto->encrypt($data);
@@ -1111,8 +1111,8 @@ 
 
         if (defined('NET_SSH1_LOGGING')) {
             $temp = isset($this->protocol_flags[ord($orig[0])]) ? $this->protocol_flags[ord($orig[0])] : 'UNKNOWN';
-            $temp = '-> ' . $temp .
-                    ' (' . round($stop - $start, 4) . 's)';
+            $temp = '-> '.$temp.
+                    ' ('.round($stop - $start, 4).'s)';
             $this->_append_log($temp, $orig);
         }
 
@@ -1206,7 +1206,7 @@ 
         $crc = 0x00000000;
         $length = strlen($data);
 
-        for ($i=0;$i<$length;$i++) {
+        for ($i = 0; $i < $length; $i++) {
             // We AND $crc >> 8 with 0x00FFFFFF because we want the eight newly added bits to all
             // be zero.  PHP, unfortunately, doesn't always do this.  0x80000000 >> 8, as an example,
             // yields 0xFF800000 - not 0x00800000.  The following link elaborates:
@@ -1281,9 +1281,9 @@ 
         while (strlen($random) != $length) {
             $block = crypt_random_string($length - strlen($random));
             $block = str_replace("\x00", '', $block);
-            $random.= $block;
+            $random .= $block;
         }
-        $temp = chr(0) . chr(2) . $random . chr(0) . $m;
+        $temp = chr(0).chr(2).$random.chr(0).$m;
 
         $m = new Math_BigInteger($temp, 256);
         $m = $m->modPow($key[0], $key[1]);
@@ -1355,18 +1355,18 @@ 
 
         $output = '';
         for ($i = 0; $i < count($message_log); $i++) {
-            $output.= $message_number_log[$i] . "\r\n";
+            $output .= $message_number_log[$i]."\r\n";
             $current_log = $message_log[$i];
             $j = 0;
             do {
                 if (strlen($current_log)) {
-                    $output.= str_pad(dechex($j), 7, '0', STR_PAD_LEFT) . '0  ';
+                    $output .= str_pad(dechex($j), 7, '0', STR_PAD_LEFT).'0  ';
                 }
                 $fragment = $this->_string_shift($current_log, $short_width);
                 $hex = substr(
                            preg_replace(
                                '#(.)#es',
-                               '"' . $boundary . '" . str_pad(dechex(ord(substr("\\1", -1))), 2, "0", STR_PAD_LEFT)',
+                               '"'.$boundary.'" . str_pad(dechex(ord(substr("\\1", -1))), 2, "0", STR_PAD_LEFT)',
                                $fragment),
                            strlen($boundary)
                        );
@@ -1374,10 +1374,10 @@ 
                 // http://en.wikipedia.org/wiki/ASCII#ASCII_printable_characters
                 // also replace < with a . since < messes up the output on web browsers
                 $raw = preg_replace('#[^\x20-\x7E]|<#', '.', $fragment);
-                $output.= str_pad($hex, $long_width - $short_width, ' ') . $raw . "\r\n";
+                $output .= str_pad($hex, $long_width - $short_width, ' ').$raw."\r\n";
                 $j++;
             } while (strlen($current_log));
-            $output.= "\r\n";
+            $output .= "\r\n";
         }
 
         return $output;
@@ -1505,10 +1505,10 @@ 
                 case NET_SSH1_LOG_COMPLEX:
                     $this->protocol_flags_log[] = $protocol_flags;
                     $this->_string_shift($message);
-                    $this->log_size+= strlen($message);
+                    $this->log_size += strlen($message);
                     $this->message_log[] = $message;
                     while ($this->log_size > NET_SSH2_LOG_MAX_SIZE) {
-                        $this->log_size-= strlen(array_shift($this->message_log));
+                        $this->log_size -= strlen(array_shift($this->message_log));
                         array_shift($this->protocol_flags_log);
                     }
                     break;
@@ -1516,7 +1516,7 @@ 
                 // passwords won't be filtered out and select other packets may not be correctly
                 // identified
                 case NET_SSH1_LOG_REALTIME:
-                    echo "<pre>\r\n" . $this->_format_log(array($message), array($protocol_flags)) . "\r\n</pre>\r\n";
+                    echo "<pre>\r\n".$this->_format_log(array($message), array($protocol_flags))."\r\n</pre>\r\n";
                     @flush();
                     @ob_flush();
                     break;
@@ -1537,10 +1537,10 @@ 
                     $entry = $this->_format_log(array($message), array($protocol_flags));
                     if ($this->realtime_log_wrap) {
                         $temp = "<<< START >>>\r\n";
-                        $entry.= $temp;
+                        $entry .= $temp;
                         fseek($this->realtime_log_file, ftell($this->realtime_log_file) - strlen($temp));
                     }
-                    $this->realtime_log_size+= strlen($entry);
+                    $this->realtime_log_size += strlen($entry);
                     if ($this->realtime_log_size > NET_SSH1_LOG_MAX_SIZE) {
                         fseek($this->realtime_log_file, 0);
                         $this->realtime_log_size = strlen($entry);

main/inc/lib/phpseclib/Net/SCP.php

Spacing +7 added lines, -7 removed lines

@@ -61,7 +61,7 @@ 
 /**
  * Reads data from a string.
  */
-define('NET_SCP_STRING',  2);
+define('NET_SCP_STRING', 2);
 /**#@-*/
 
 /**#@+
@@ -76,7 +76,7 @@ 
 /**
  * SSH2 is being used.
  */
-define('NET_SCP_SSH2',  2);
+define('NET_SCP_SSH2', 2);
 /**#@-*/
 
 /**
@@ -170,7 +170,7 @@ 
             return false;
         }
 
-        $this->ssh->exec('scp -t ' . $remote_file, false); // -t = to
+        $this->ssh->exec('scp -t '.$remote_file, false); // -t = to
 
         $temp = $this->_receive();
         if ($temp !== chr(0)) {
@@ -182,7 +182,7 @@ 
         }
 
         $remote_file = basename($remote_file);
-        $this->_send('C0644 ' . strlen($data) . ' ' . $remote_file . "\n");
+        $this->_send('C0644 '.strlen($data).' '.$remote_file."\n");
 
         $temp = $this->_receive();
         if ($temp !== chr(0)) {
@@ -227,7 +227,7 @@ 
             return false;
         }
 
-        $this->ssh->exec('scp -f ' . $remote_file, false); // -f = from
+        $this->ssh->exec('scp -f '.$remote_file, false); // -f = from
 
         $this->_send("\0");
 
@@ -250,10 +250,10 @@ 
         while ($size < $info['size']) {
             $data = $this->_receive();
             // SCP usually seems to split stuff out into 16k chunks
-            $size+= strlen($data);
+            $size += strlen($data);
 
             if ($local_file === false) {
-                $content.= $data;
+                $content .= $data;
             } else {
                 fputs($fp, $data);
             }

main/inc/lib/lp_item.lib.php

Spacing +2 added lines, -2 removed lines

@@ -34,9 +34,9 @@
     public $search_did = 0;

     public $audio = "";

 

-    public function __construct($in_c_id=0, $in_id=0)

+    public function __construct($in_c_id = 0, $in_id = 0)

     {

-        if ($in_c_id > 0 && $in_id >0) {

+        if ($in_c_id > 0 && $in_id > 0) {

             $item_view_table = Database::get_course_table(TABLE_LP_ITEM);

             $sql = "SELECT * FROM $item_view_table

                     WHERE

main/inc/lib/course_request.lib.php

Spacing +14 added lines, -14 removed lines

@@ -65,8 +65,8 @@ 
         $exemplary_content
     ) {
         $wanted_code = trim($wanted_code);
-        $user_id = (int)$user_id;
-        $exemplary_content = (bool)$exemplary_content ? 1 : 0;
+        $user_id = (int) $user_id;
+        $exemplary_content = (bool) $exemplary_content ? 1 : 0;
 
         if ($wanted_code == '') {
             return false;
@@ -254,10 +254,10 @@ 
         $user_id,
         $exemplary_content
     ) {
-        $id = (int)$id;
+        $id = (int) $id;
         $wanted_code = trim($wanted_code);
-        $user_id = (int)$user_id;
-        $exemplary_content = (bool)$exemplary_content ? 1 : 0;
+        $user_id = (int) $user_id;
+        $exemplary_content = (bool) $exemplary_content ? 1 : 0;
 
         if ($wanted_code == '') {
             return false;
@@ -360,7 +360,7 @@ 
      */
     public static function delete_course_request($id)
     {
-        $id = (int)$id;
+        $id = (int) $id;
         $sql = "DELETE FROM ".Database :: get_main_table(TABLE_MAIN_COURSE_REQUEST)."
                 WHERE id = ".$id;
         $result = Database::query($sql);
@@ -377,7 +377,7 @@ 
         if (is_null($status)) {
             $sql = "SELECT COUNT(id) AS number FROM ".$course_table;
         } else {
-            $status = (int)$status;
+            $status = (int) $status;
             $sql = "SELECT COUNT(id) AS number FROM ".$course_table."
                     WHERE status = ".$status;
         }
@@ -395,7 +395,7 @@ 
      */
     public static function get_course_request_info($id)
     {
-        $id = (int)$id;
+        $id = (int) $id;
         $sql = "SELECT *
                 FROM ".Database :: get_main_table(TABLE_MAIN_COURSE_REQUEST)."
                 WHERE id = ".$id;
@@ -413,7 +413,7 @@ 
      */
     public static function get_course_request_code($id)
     {
-        $id = (int)$id;
+        $id = (int) $id;
         $sql = "SELECT code
                 FROM ".Database :: get_main_table(TABLE_MAIN_COURSE_REQUEST)."
                 WHERE id = ".$id;
@@ -434,7 +434,7 @@ 
      */
     public static function accept_course_request($id)
     {
-        $id = (int)$id;
+        $id = (int) $id;
 
         // Retrieve request's data
         $course_request_info = self::get_course_request_info($id);
@@ -447,7 +447,7 @@ 
             return false;
         }*/
 
-        $user_id = (int)$course_request_info['user_id'];
+        $user_id = (int) $course_request_info['user_id'];
         if ($user_id <= 0) {
             return false;
         }
@@ -531,7 +531,7 @@ 
      */
     public static function reject_course_request($id)
     {
-        $id = (int)$id;
+        $id = (int) $id;
         // Retrieve request's data
         $course_request_info = self::get_course_request_info($id);
         if (!is_array($course_request_info)) {
@@ -609,7 +609,7 @@ 
      */
     public static function ask_for_additional_info($id)
     {
-        $id = (int)$id;
+        $id = (int) $id;
 
         // Retrieve request's data
         $course_request_info = self::get_course_request_info($id);
@@ -700,7 +700,7 @@ 
      */
     public static function additional_info_asked($id)
     {
-        $id = (int)$id;
+        $id = (int) $id;
         $sql = "SELECT id FROM ".Database :: get_main_table(TABLE_MAIN_COURSE_REQUEST)."
                 WHERE (id = ".$id." AND info > 0)";
         $result = Database::num_rows(Database::query($sql));

main/inc/lib/system/web/request.class.php

Spacing +1 added lines, -1 removed lines

@@ -15,7 +15,7 @@
         return isset($_REQUEST[$key]) ? $_REQUEST[$key] : $default;
     }
 
-    public static function has($key){
+    public static function has($key) {
         return isset($_REQUEST[$key]);
     }
 

main/inc/lib/access_url_edit_sessions_to_url_functions.lib.php

Spacing +3 added lines, -3 removed lines

@@ -44,17 +44,17 @@
                     ORDER BY name, id
                     LIMIT 11';
             $rs = Database::query($sql);
-            $i=0;
+            $i = 0;
             while ($session = Database :: fetch_array($rs)) {
                 $i++;
-                if ($i<=10) {
+                if ($i <= 10) {
                      $return .= '<a href="#" onclick="add_user_to_url(\''.addslashes($session['id']).'\',\''.addslashes($session['name']).' ('.addslashes($session['id']).')'.'\')">'.$session['name'].' </a><br />';
                 } else {
                     $return .= '...<br />';
                 }
             }
         }
-        $xajax_response -> addAssign('ajax_list_courses','innerHTML',api_utf8_encode($return));
+        $xajax_response -> addAssign('ajax_list_courses', 'innerHTML', api_utf8_encode($return));
         return $xajax_response;
     }
 }

main/inc/lib/portfolio.class.php

Spacing +6 added lines, -6 removed lines

@@ -482,14 +482,14 @@ 
         $attributes['z-index'] = 100000;
         $s = ' ';
         foreach ($attributes as $key => $value) {
-            $s .= $key . '="' . $value . '" ';
+            $s .= $key.'="'.$value.'" ';
         }
 
         $result = array();
-        $result[] = '<span ' . $s . ' >';
+        $result[] = '<span '.$s.' >';
         $result[] = '<span class="dropdown" >';
         $result[] = '<a href="#" data-toggle="dropdown" class="dropdown-toggle">';
-        $result[] = Display::return_icon('document_send.png', get_lang('Send'), array(), ICON_SIZE_SMALL) . '<b class="caret"></b>';
+        $result[] = Display::return_icon('document_send.png', get_lang('Send'), array(), ICON_SIZE_SMALL).'<b class="caret"></b>';
         $result[] = '</a>';
         $result[] = '<ul class="dropdown-menu">';
 
@@ -505,7 +505,7 @@ 
             $parameters[PortfolioController::PARAM_TOOL] = $tool;
             $url = api_get_path(WEB_CODE_PATH).'portfolio/share.php?';
             $result[] = '<li>';
-            $result[] = '<a href="' . $url . '">' . $portfolio->get_title() . '</a>';
+            $result[] = '<a href="'.$url.'">'.$portfolio->get_title().'</a>';
             $result[] = '</li>';
         }
         $result[] = '</ul>';
@@ -564,8 +564,8 @@ 
      */
     public function __construct($portfolio)
     {
-        $this->name = md5(__CLASS__) . '_' . $portfolio->get_name();
-        $this->title = $portfolio->get_title() ? $portfolio->get_title() : get_lang('SendTo') . ' ' . $portfolio->get_name();
+        $this->name = md5(__CLASS__).'_'.$portfolio->get_name();
+        $this->title = $portfolio->get_title() ? $portfolio->get_title() : get_lang('SendTo').' '.$portfolio->get_name();
         $this->portfolio = $portfolio;
     }
 

main/inc/lib/nanogong/receiver.php

Spacing +2 added lines, -2 removed lines

@@ -48,7 +48,7 @@ 
 $title = trim(str_replace('_chnano_.', '.', $filename)); //hide nanogong wav tag at title
 $title = str_replace('_', ' ', $title);
 
-$documentPath = $filepath . $filename;
+$documentPath = $filepath.$filename;
 
 if ($nano_user_id != api_get_user_id() || api_get_user_id() == 0 || $nano_user_id == 0) {
     echo 'Not allowed';
@@ -66,7 +66,7 @@ 
     $groupId = $nano_group_id;
     $file_size = filesize($documentPath);
     $relativeUrlPath = $dir;
-    $doc_id = add_document($_course, $relativeUrlPath . $filename, 'file', filesize($documentPath), $title);
+    $doc_id = add_document($_course, $relativeUrlPath.$filename, 'file', filesize($documentPath), $title);
     api_item_property_update(
         $_course,
         TOOL_DOCUMENT,

main/inc/lib/hook/HookManagement.php

Spacing +14 added lines, -14 removed lines

@@ -145,10 +145,10 @@ 
     public function listHookObservers($eventName)
     {
         $array = array();
-        $joinTable = $this->tables[TABLE_HOOK_CALL] . ' hc' .
-            ' INNER JOIN ' . $this->tables[TABLE_HOOK_EVENT] . ' he' .
-            ' ON hc.hook_event_id = he.id ' .
-            ' INNER JOIN ' . $this->tables[TABLE_HOOK_OBSERVER] . ' ho ' .
+        $joinTable = $this->tables[TABLE_HOOK_CALL].' hc'.
+            ' INNER JOIN '.$this->tables[TABLE_HOOK_EVENT].' he'.
+            ' ON hc.hook_event_id = he.id '.
+            ' INNER JOIN '.$this->tables[TABLE_HOOK_OBSERVER].' ho '.
             ' ON hc.hook_observer_id = ho.id ';
         $columns = 'ho.class_name, ho.path, ho.plugin_name, hc.enabled';
         $where = array('where' => array('he.class_name = ? ' => $eventName, 'AND hc.enabled = ? ' => 1));
@@ -202,10 +202,10 @@ 
     public function listAllHookCalls()
     {
         $array = array();
-        $joinTable = $this->tables[TABLE_HOOK_CALL] . ' hc' .
-            ' INNER JOIN ' . $this->tables[TABLE_HOOK_EVENT] . ' he' .
-            ' ON hc.hook_event_id = he.id ' .
-            ' INNER JOIN ' . $this->tables[TABLE_HOOK_OBSERVER] . ' ho ' .
+        $joinTable = $this->tables[TABLE_HOOK_CALL].' hc'.
+            ' INNER JOIN '.$this->tables[TABLE_HOOK_EVENT].' he'.
+            ' ON hc.hook_event_id = he.id '.
+            ' INNER JOIN '.$this->tables[TABLE_HOOK_OBSERVER].' ho '.
             ' ON hc.hook_observer_id = ho.id ';
         $columns = 'he.class_name AS event_class_name, ho.class_name AS observer_class_name, hc.id AS id, hc.type AS type';
         $rows = Database::select($columns, $joinTable);
@@ -231,7 +231,7 @@ 
         if (isset($eventName) && !isset($this->hookEvents[$eventName])) {
             $attributes = array(
                 'class_name' => $eventName,
-                'description' => get_lang('HookDescription' . $eventName),
+                'description' => get_lang('HookDescription'.$eventName),
             );
             $id = Database::insert($this->tables[TABLE_HOOK_EVENT], $attributes);
             $this->hookEvents[$eventName] = $id;
@@ -240,7 +240,7 @@ 
         // Check if exists hook observer
         if (isset($observerClassName) &&
             !isset($this->hookObservers[$observerClassName])
-        ){
+        ) {
             $object = $observerClassName::create();
             $attributes = array(
                 'class_name' => $observerClassName,
@@ -338,10 +338,10 @@ 
         $eventName = Database::escape_string($eventName);
         $observerClassName($observerClassName);
         $type = Database::escape_string($type);
-        $joinTable = $this->tables[TABLE_HOOK_CALL] . ' hc' .
-            ' INNER JOIN ' . $this->tables[TABLE_HOOK_EVENT] . ' he' .
-            ' ON hc.hook_event_id = he.id ' .
-            ' INNER JOIN ' . $this->tables[TABLE_HOOK_OBSERVER] . ' ho ' .
+        $joinTable = $this->tables[TABLE_HOOK_CALL].' hc'.
+            ' INNER JOIN '.$this->tables[TABLE_HOOK_EVENT].' he'.
+            ' ON hc.hook_event_id = he.id '.
+            ' INNER JOIN '.$this->tables[TABLE_HOOK_OBSERVER].' ho '.
             ' ON hc.hook_observer_id = ho.id ';
         $row = Database::select(
             'id',