chamilo / chamilo-lms

main/inc/lib/phpmailer/class.pop3.php

Indentation +203 added lines, -203 removed lines

@@ -60,103 +60,103 @@ 
  */
 
 class POP3 {
-  /**
-   * Default POP3 port
-   * @var int
-   */
-  public $POP3_PORT = 110;
-
-  /**
-   * Default Timeout
-   * @var int
-   */
-  public $POP3_TIMEOUT = 30;
-
-  /**
-   * POP3 Carriage Return + Line Feed
-   * @var string
-   */
-  public $CRLF = "\r\n";
-
-  /**
-   * Displaying Debug warnings? (0 = now, 1+ = yes)
-   * @var int
-   */
-  public $do_debug = 2;
-
-  /**
-   * POP3 Mail Server
-   * @var string
-   */
-  public $host;
-
-  /**
-   * POP3 Port
-   * @var int
-   */
-  public $port;
-
-  /**
-   * POP3 Timeout Value
-   * @var int
-   */
-  public $tval;
-
-  /**
-   * POP3 Username
-   * @var string
-   */
-  public $username;
-
-  /**
-   * POP3 Password
-   * @var string
-   */
-  public $password;
-
-  /////////////////////////////////////////////////
-  // PROPERTIES, PRIVATE AND PROTECTED
-  /////////////////////////////////////////////////
-
-  private $pop_conn;
-  private $connected;
-  private $error;     //  Error log array
-
-  /**
-   * Constructor, sets the initial values
-   * @access public
-   * @return POP3
-   */
-  public function __construct() {
+    /**
+     * Default POP3 port
+     * @var int
+     */
+    public $POP3_PORT = 110;
+
+    /**
+     * Default Timeout
+     * @var int
+     */
+    public $POP3_TIMEOUT = 30;
+
+    /**
+     * POP3 Carriage Return + Line Feed
+     * @var string
+     */
+    public $CRLF = "\r\n";
+
+    /**
+     * Displaying Debug warnings? (0 = now, 1+ = yes)
+     * @var int
+     */
+    public $do_debug = 2;
+
+    /**
+     * POP3 Mail Server
+     * @var string
+     */
+    public $host;
+
+    /**
+     * POP3 Port
+     * @var int
+     */
+    public $port;
+
+    /**
+     * POP3 Timeout Value
+     * @var int
+     */
+    public $tval;
+
+    /**
+     * POP3 Username
+     * @var string
+     */
+    public $username;
+
+    /**
+     * POP3 Password
+     * @var string
+     */
+    public $password;
+
+    /////////////////////////////////////////////////
+    // PROPERTIES, PRIVATE AND PROTECTED
+    /////////////////////////////////////////////////
+
+    private $pop_conn;
+    private $connected;
+    private $error;     //  Error log array
+
+    /**
+     * Constructor, sets the initial values
+     * @access public
+     * @return POP3
+     */
+    public function __construct() {
     $this->pop_conn  = 0;
     $this->connected = false;
     $this->error     = null;
-  }
-
-  /**
-   * Combination of public events - connect, login, disconnect
-   * @access public
-   * @param string $host
-   * @param integer $port
-   * @param integer $tval
-   * @param string $username
-   * @param string $password
-   */
-  public function Authorise ($host, $port = false, $tval = false, $username, $password, $debug_level = 0) {
+    }
+
+    /**
+     * Combination of public events - connect, login, disconnect
+     * @access public
+     * @param string $host
+     * @param integer $port
+     * @param integer $tval
+     * @param string $username
+     * @param string $password
+     */
+    public function Authorise ($host, $port = false, $tval = false, $username, $password, $debug_level = 0) {
     $this->host = $host;
 
     //  If no port value is passed, retrieve it
     if ($port == false) {
-      $this->port = $this->POP3_PORT;
+        $this->port = $this->POP3_PORT;
     } else {
-      $this->port = $port;
+        $this->port = $port;
     }
 
     //  If no port value is passed, retrieve it
     if ($tval == false) {
-      $this->tval = $this->POP3_TIMEOUT;
+        $this->tval = $this->POP3_TIMEOUT;
     } else {
-      $this->tval = $tval;
+        $this->tval = $tval;
     }
 
     $this->do_debug = $debug_level;
@@ -170,13 +170,13 @@ 
     $result = $this->Connect($this->host, $this->port, $this->tval);
 
     if ($result) {
-      $login_result = $this->Login($this->username, $this->password);
+        $login_result = $this->Login($this->username, $this->password);
 
-      if ($login_result) {
+        if ($login_result) {
         $this->Disconnect();
 
         return true;
-      }
+        }
 
     }
 
@@ -184,20 +184,20 @@ 
     $this->Disconnect();
 
     return false;
-  }
-
-  /**
-   * Connect to the POP3 server
-   * @access public
-   * @param string $host
-   * @param integer $port
-   * @param integer $tval
-   * @return boolean
-   */
-  public function Connect ($host, $port = false, $tval = 30) {
+    }
+
+    /**
+     * Connect to the POP3 server
+     * @access public
+     * @param string $host
+     * @param integer $port
+     * @param integer $tval
+     * @return boolean
+     */
+    public function Connect ($host, $port = false, $tval = 30) {
     //  Are we already connected?
     if ($this->connected) {
-      return true;
+        return true;
     }
 
     /*
@@ -209,45 +209,45 @@ 
 
     //  Connect to the POP3 server
     $this->pop_conn = fsockopen($host,    //  POP3 Host
-                  $port,    //  Port #
-                  $errno,   //  Error Number
-                  $errstr,  //  Error Message
-                  $tval);   //  Timeout (seconds)
+                    $port,    //  Port #
+                    $errno,   //  Error Number
+                    $errstr,  //  Error Message
+                    $tval);   //  Timeout (seconds)
 
     //  Restore the error handler
     restore_error_handler();
 
     //  Does the Error Log now contain anything?
     if ($this->error && $this->do_debug >= 1) {
-      $this->displayErrors();
+        $this->displayErrors();
     }
 
     //  Did we connect?
     if ($this->pop_conn == false) {
-      //  It would appear not...
-      $this->error = array(
+        //  It would appear not...
+        $this->error = array(
         'error' => "Failed to connect to server $host on port $port",
         'errno' => $errno,
         'errstr' => $errstr
-      );
+        );
 
-      if ($this->do_debug >= 1) {
+        if ($this->do_debug >= 1) {
         $this->displayErrors();
-      }
+        }
 
-      return false;
+        return false;
     }
 
     //  Increase the stream time-out
 
     //  Check for PHP 4.3.0 or later
     if (version_compare(phpversion(), '5.0.0', 'ge')) {
-      stream_set_timeout($this->pop_conn, $tval, 0);
+        stream_set_timeout($this->pop_conn, $tval, 0);
     } else {
-      //  Does not work on Windows
-      if (substr(PHP_OS, 0, 3) !== 'WIN') {
+        //  Does not work on Windows
+        if (substr(PHP_OS, 0, 3) !== 'WIN') {
         socket_set_timeout($this->pop_conn, $tval, 0);
-      }
+        }
     }
 
     //  Get the POP3 server response
@@ -257,33 +257,33 @@ 
     if ($this->checkResponse($pop3_response)) {
     //  The connection is established and the POP3 server is talking
     $this->connected = true;
-      return true;
+        return true;
     }
 
-  }
+    }
 
-  /**
-   * Login to the POP3 server (does not support APOP yet)
-   * @access public
-   * @param string $username
-   * @param string $password
-   * @return boolean
-   */
-  public function Login ($username = '', $password = '') {
+    /**
+     * Login to the POP3 server (does not support APOP yet)
+     * @access public
+     * @param string $username
+     * @param string $password
+     * @return boolean
+     */
+    public function Login ($username = '', $password = '') {
     if ($this->connected == false) {
-      $this->error = 'Not connected to POP3 server';
+        $this->error = 'Not connected to POP3 server';
 
-      if ($this->do_debug >= 1) {
+        if ($this->do_debug >= 1) {
         $this->displayErrors();
-      }
+        }
     }
 
     if (empty($username)) {
-      $username = $this->username;
+        $username = $this->username;
     }
 
     if (empty($password)) {
-      $password = $this->password;
+        $password = $this->password;
     }
 
     $pop_username = "USER $username" . $this->CRLF;
@@ -294,114 +294,114 @@ 
     $pop3_response = $this->getResponse();
 
     if ($this->checkResponse($pop3_response)) {
-      //  Send the Password
-      $this->sendString($pop_password);
-      $pop3_response = $this->getResponse();
+        //  Send the Password
+        $this->sendString($pop_password);
+        $pop3_response = $this->getResponse();
 
-      if ($this->checkResponse($pop3_response)) {
+        if ($this->checkResponse($pop3_response)) {
         return true;
-      } else {
+        } else {
         return false;
-      }
+        }
     } else {
-      return false;
+        return false;
+    }
     }
-  }
 
-  /**
-   * Disconnect from the POP3 server
-   * @access public
-   */
-  public function Disconnect () {
+    /**
+     * Disconnect from the POP3 server
+     * @access public
+     */
+    public function Disconnect () {
     $this->sendString('QUIT');
 
     fclose($this->pop_conn);
-  }
-
-  /////////////////////////////////////////////////
-  //  Private Methods
-  /////////////////////////////////////////////////
-
-  /**
-   * Get the socket response back.
-   * $size is the maximum number of bytes to retrieve
-   * @access private
-   * @param integer $size
-   * @return string
-   */
-  private function getResponse ($size = 128) {
+    }
+
+    /////////////////////////////////////////////////
+    //  Private Methods
+    /////////////////////////////////////////////////
+
+    /**
+     * Get the socket response back.
+     * $size is the maximum number of bytes to retrieve
+     * @access private
+     * @param integer $size
+     * @return string
+     */
+    private function getResponse ($size = 128) {
     $pop3_response = fgets($this->pop_conn, $size);
 
     return $pop3_response;
-  }
-
-  /**
-   * Send a string down the open socket connection to the POP3 server
-   * @access private
-   * @param string $string
-   * @return integer
-   */
-  private function sendString ($string) {
+    }
+
+    /**
+     * Send a string down the open socket connection to the POP3 server
+     * @access private
+     * @param string $string
+     * @return integer
+     */
+    private function sendString ($string) {
     $bytes_sent = fwrite($this->pop_conn, $string, strlen($string));
 
     return $bytes_sent;
-  }
-
-  /**
-   * Checks the POP3 server response for +OK or -ERR
-   * @access private
-   * @param string $string
-   * @return boolean
-   */
-  private function checkResponse ($string) {
+    }
+
+    /**
+     * Checks the POP3 server response for +OK or -ERR
+     * @access private
+     * @param string $string
+     * @return boolean
+     */
+    private function checkResponse ($string) {
     if (substr($string, 0, 3) !== '+OK') {
-      $this->error = array(
+        $this->error = array(
         'error' => "Server reported an error: $string",
         'errno' => 0,
         'errstr' => ''
-      );
+        );
 
-      if ($this->do_debug >= 1) {
+        if ($this->do_debug >= 1) {
         $this->displayErrors();
-      }
+        }
 
-      return false;
+        return false;
     } else {
-      return true;
+        return true;
     }
 
-  }
+    }
 
-  /**
-   * If debug is enabled, display the error message array
-   * @access private
-   */
-  private function displayErrors () {
+    /**
+     * If debug is enabled, display the error message array
+     * @access private
+     */
+    private function displayErrors () {
     echo '<pre>';
 
     foreach ($this->error as $single_error) {
-      print_r($single_error);
+        print_r($single_error);
     }
 
     echo '</pre>';
-  }
-
-  /**
-   * Takes over from PHP for the socket warning handler
-   * @access private
-   * @param integer $errno
-   * @param string $errstr
-   * @param string $errfile
-   * @param integer $errline
-   */
-  private function catchWarning ($errno, $errstr, $errfile, $errline) {
+    }
+
+    /**
+     * Takes over from PHP for the socket warning handler
+     * @access private
+     * @param integer $errno
+     * @param string $errstr
+     * @param string $errfile
+     * @param integer $errline
+     */
+    private function catchWarning ($errno, $errstr, $errfile, $errline) {
     $this->error[] = array(
-      'error' => "Connecting to the POP3 server raised a PHP warning: ",
-      'errno' => $errno,
-      'errstr' => $errstr
+        'error' => "Connecting to the POP3 server raised a PHP warning: ",
+        'errno' => $errno,
+        'errstr' => $errstr
     );
-  }
+    }
 
-  //  End of class
+    //  End of class
 }
 ?>
\ No newline at end of file

main/inc/lib/phpmailer/language/phpmailer.lang-ar.php

Indentation +1 added lines, -1 removed lines

@@ -19,7 +19,7 @@
 $PHPMAILER_LANG['mailer_not_supported'] = ' mailer غير مدعوم.';
 //$PHPMAILER_LANG['provide_address']      = 'You must provide at least one recipient email address.';
 $PHPMAILER_LANG['recipients_failed']    = 'SMTP Error: الأخطاء التالية ' .
-                                          'فشل في الارسال لكل من : ';
+                                            'فشل في الارسال لكل من : ';
 $PHPMAILER_LANG['signing']              = 'خطأ في التوقيع: ';
 //$PHPMAILER_LANG['smtp_connect_failed']  = 'SMTP Connect() failed.';
 //$PHPMAILER_LANG['smtp_error']           = 'SMTP server error: ';

main/inc/lib/phpmailer/class.phpmailer.php

Indentation +1454 added lines, -1454 removed lines

@@ -42,441 +42,441 @@ 
 
 class PHPMailer {
 
-  /////////////////////////////////////////////////
-  // PROPERTIES, PUBLIC
-  /////////////////////////////////////////////////
-
-  /**
-   * Email priority (1 = High, 3 = Normal, 5 = low).
-   * @var int
-   */
-  public $Priority          = 3;
-
-  /**
-   * Sets the CharSet of the message.
-   * @var string
-   */
-  public $CharSet           = 'iso-8859-1';
-
-  /**
-   * Sets the Content-type of the message.
-   * @var string
-   */
-  public $ContentType       = 'text/plain';
-
-  /**
-   * Sets the Encoding of the message. Options for this are
-   *  "8bit", "7bit", "binary", "base64", and "quoted-printable".
-   * @var string
-   */
-  public $Encoding          = '8bit';
-
-  /**
-   * Holds the most recent mailer error message.
-   * @var string
-   */
-  public $ErrorInfo         = '';
-
-  /**
-   * Sets the From email address for the message.
-   * @var string
-   */
-  public $From              = 'root@localhost';
-
-  /**
-   * Sets the From name of the message.
-   * @var string
-   */
-  public $FromName          = 'Root User';
-
-  /**
-   * Sets the Sender email (Return-Path) of the message.  If not empty,
-   * will be sent via -f to sendmail or as 'MAIL FROM' in smtp mode.
-   * @var string
-   */
-  public $Sender            = '';
-
-  /**
-   * Sets the Subject of the message.
-   * @var string
-   */
-  public $Subject           = '';
-
-  /**
-   * Sets the Body of the message.  This can be either an HTML or text body.
-   * If HTML then run IsHTML(true).
-   * @var string
-   */
-  public $Body              = '';
-
-  /**
-   * Sets the text-only body of the message.  This automatically sets the
-   * email to multipart/alternative.  This body can be read by mail
-   * clients that do not have HTML email capability such as mutt. Clients
-   * that can read HTML will view the normal Body.
-   * @var string
-   */
-  public $AltBody           = '';
-
-  /**
-   * Sets word wrapping on the body of the message to a given number of
-   * characters.
-   * @var int
-   */
-  public $WordWrap          = 0;
-
-  /**
-   * Method to send mail: ("mail", "sendmail", or "smtp").
-   * @var string
-   */
-  public $Mailer            = 'mail';
-
-  /**
-   * Sets the path of the sendmail program.
-   * @var string
-   */
-  public $Sendmail          = '/usr/sbin/sendmail';
-
-  /**
-   * Path to PHPMailer plugins.  Useful if the SMTP class
-   * is in a different directory than the PHP include path.
-   * @var string
-   */
-  public $PluginDir         = '';
-
-  /**
-   * Sets the email address that a reading confirmation will be sent.
-   * @var string
-   */
-  public $ConfirmReadingTo  = '';
-
-  /**
-   * Sets the hostname to use in Message-Id and Received headers
-   * and as default HELO string. If empty, the value returned
-   * by SERVER_NAME is used or 'localhost.localdomain'.
-   * @var string
-   */
-  public $Hostname          = '';
-
-  /**
-   * Sets the message ID to be used in the Message-Id header.
-   * If empty, a unique id will be generated.
-   * @var string
-   */
-  public $MessageID         = '';
-
-  /////////////////////////////////////////////////
-  // PROPERTIES FOR SMTP
-  /////////////////////////////////////////////////
-
-  /**
-   * Sets the SMTP hosts.  All hosts must be separated by a
-   * semicolon.  You can also specify a different port
-   * for each host by using this format: [hostname:port]
-   * (e.g. "smtp1.example.com:25;smtp2.example.com").
-   * Hosts will be tried in order.
-   * @var string
-   */
-  public $Host          = 'localhost';
-
-  /**
-   * Sets the default SMTP server port.
-   * @var int
-   */
-  public $Port          = 25;
-
-  /**
-   * Sets the SMTP HELO of the message (Default is $Hostname).
-   * @var string
-   */
-  public $Helo          = '';
-
-  /**
-   * Sets connection prefix.
-   * Options are "", "ssl" or "tls"
-   * @var string
-   */
-  public $SMTPSecure    = '';
-
-  /**
-   * Sets SMTP authentication. Utilizes the Username and Password variables.
-   * @var bool
-   */
-  public $SMTPAuth      = false;
-
-  /**
-   * Sets SMTP username.
-   * @var string
-   */
-  public $Username      = '';
-
-  /**
-   * Sets SMTP password.
-   * @var string
-   */
-  public $Password      = '';
-
-  /**
-   * Sets the SMTP server timeout in seconds.
-   * This function will not work with the win32 version.
-   * @var int
-   */
-  public $Timeout       = 10;
-
-  /**
-   * Sets SMTP class debugging on or off.
-   * @var bool
-   */
-  public $SMTPDebug     = false;
-
-  /**
-   * Prevents the SMTP connection from being closed after each mail
-   * sending.  If this is set to true then to close the connection
-   * requires an explicit call to SmtpClose().
-   * @var bool
-   */
-  public $SMTPKeepAlive = false;
-
-  /**
-   * Provides the ability to have the TO field process individual
-   * emails, instead of sending to entire TO addresses
-   * @var bool
-   */
-  public $SingleTo      = false;
-
-   /**
-   * If SingleTo is true, this provides the array to hold the email addresses
-   * @var bool
-   */
-  public $SingleToArray = array();
-
- /**
-   * Provides the ability to change the line ending
-   * @var string
-   */
-  public $LE              = "\n";
-
-  /**
-   * Used with DKIM DNS Resource Record
-   * @var string
-   */
-  public $DKIM_selector   = 'phpmailer';
-
-  /**
-   * Used with DKIM DNS Resource Record
-   * optional, in format of email address 'you@yourdomain.com'
-   * @var string
-   */
-  public $DKIM_identity   = '';
-
-  /**
-   * Used with DKIM DNS Resource Record
-   * optional, in format of email address 'you@yourdomain.com'
-   * @var string
-   */
-  public $DKIM_domain     = '';
-
-  /**
-   * Used with DKIM DNS Resource Record
-   * optional, in format of email address 'you@yourdomain.com'
-   * @var string
-   */
-  public $DKIM_private    = '';
-
-  /**
-   * Callback Action function name
-   * the function that handles the result of the send email action. Parameters:
-   *   bool    $result        result of the send action
-   *   string  $to            email address of the recipient
-   *   string  $cc            cc email addresses
-   *   string  $bcc           bcc email addresses
-   *   string  $subject       the subject
-   *   string  $body          the email body
-   * @var string
-   */
-  public $action_function = ''; //'callbackAction';
-
-  /**
-   * Sets the PHPMailer Version number
-   * @var string
-   */
-  public $Version         = '5.1';
-
-  /////////////////////////////////////////////////
-  // PROPERTIES, PRIVATE AND PROTECTED
-  /////////////////////////////////////////////////
-
-  private   $smtp           = NULL;
-  private   $to             = array();
-  private   $cc             = array();
-  private   $bcc            = array();
-  private   $ReplyTo        = array();
-  private   $all_recipients = array();
-  private   $attachment     = array();
-  private   $CustomHeader   = array();
-  private   $message_type   = '';
-  private   $boundary       = array();
-  protected $language       = array();
-  private   $error_count    = 0;
-  private   $sign_cert_file = "";
-  private   $sign_key_file  = "";
-  private   $sign_key_pass  = "";
-  private   $exceptions     = false;
-
-  /////////////////////////////////////////////////
-  // CONSTANTS
-  /////////////////////////////////////////////////
-
-  const STOP_MESSAGE  = 0; // message only, continue processing
-  const STOP_CONTINUE = 1; // message?, likely ok to continue processing
-  const STOP_CRITICAL = 2; // message, plus full stop, critical error reached
-
-  /////////////////////////////////////////////////
-  // METHODS, VARIABLES
-  /////////////////////////////////////////////////
-
-  /**
-   * Constructor
-   * @param boolean $exceptions Should we throw external exceptions?
-   */
-  public function __construct($exceptions = false) {
+    /////////////////////////////////////////////////
+    // PROPERTIES, PUBLIC
+    /////////////////////////////////////////////////
+
+    /**
+     * Email priority (1 = High, 3 = Normal, 5 = low).
+     * @var int
+     */
+    public $Priority          = 3;
+
+    /**
+     * Sets the CharSet of the message.
+     * @var string
+     */
+    public $CharSet           = 'iso-8859-1';
+
+    /**
+     * Sets the Content-type of the message.
+     * @var string
+     */
+    public $ContentType       = 'text/plain';
+
+    /**
+     * Sets the Encoding of the message. Options for this are
+     *  "8bit", "7bit", "binary", "base64", and "quoted-printable".
+     * @var string
+     */
+    public $Encoding          = '8bit';
+
+    /**
+     * Holds the most recent mailer error message.
+     * @var string
+     */
+    public $ErrorInfo         = '';
+
+    /**
+     * Sets the From email address for the message.
+     * @var string
+     */
+    public $From              = 'root@localhost';
+
+    /**
+     * Sets the From name of the message.
+     * @var string
+     */
+    public $FromName          = 'Root User';
+
+    /**
+     * Sets the Sender email (Return-Path) of the message.  If not empty,
+     * will be sent via -f to sendmail or as 'MAIL FROM' in smtp mode.
+     * @var string
+     */
+    public $Sender            = '';
+
+    /**
+     * Sets the Subject of the message.
+     * @var string
+     */
+    public $Subject           = '';
+
+    /**
+     * Sets the Body of the message.  This can be either an HTML or text body.
+     * If HTML then run IsHTML(true).
+     * @var string
+     */
+    public $Body              = '';
+
+    /**
+     * Sets the text-only body of the message.  This automatically sets the
+     * email to multipart/alternative.  This body can be read by mail
+     * clients that do not have HTML email capability such as mutt. Clients
+     * that can read HTML will view the normal Body.
+     * @var string
+     */
+    public $AltBody           = '';
+
+    /**
+     * Sets word wrapping on the body of the message to a given number of
+     * characters.
+     * @var int
+     */
+    public $WordWrap          = 0;
+
+    /**
+     * Method to send mail: ("mail", "sendmail", or "smtp").
+     * @var string
+     */
+    public $Mailer            = 'mail';
+
+    /**
+     * Sets the path of the sendmail program.
+     * @var string
+     */
+    public $Sendmail          = '/usr/sbin/sendmail';
+
+    /**
+     * Path to PHPMailer plugins.  Useful if the SMTP class
+     * is in a different directory than the PHP include path.
+     * @var string
+     */
+    public $PluginDir         = '';
+
+    /**
+     * Sets the email address that a reading confirmation will be sent.
+     * @var string
+     */
+    public $ConfirmReadingTo  = '';
+
+    /**
+     * Sets the hostname to use in Message-Id and Received headers
+     * and as default HELO string. If empty, the value returned
+     * by SERVER_NAME is used or 'localhost.localdomain'.
+     * @var string
+     */
+    public $Hostname          = '';
+
+    /**
+     * Sets the message ID to be used in the Message-Id header.
+     * If empty, a unique id will be generated.
+     * @var string
+     */
+    public $MessageID         = '';
+
+    /////////////////////////////////////////////////
+    // PROPERTIES FOR SMTP
+    /////////////////////////////////////////////////
+
+    /**
+     * Sets the SMTP hosts.  All hosts must be separated by a
+     * semicolon.  You can also specify a different port
+     * for each host by using this format: [hostname:port]
+     * (e.g. "smtp1.example.com:25;smtp2.example.com").
+     * Hosts will be tried in order.
+     * @var string
+     */
+    public $Host          = 'localhost';
+
+    /**
+     * Sets the default SMTP server port.
+     * @var int
+     */
+    public $Port          = 25;
+
+    /**
+     * Sets the SMTP HELO of the message (Default is $Hostname).
+     * @var string
+     */
+    public $Helo          = '';
+
+    /**
+     * Sets connection prefix.
+     * Options are "", "ssl" or "tls"
+     * @var string
+     */
+    public $SMTPSecure    = '';
+
+    /**
+     * Sets SMTP authentication. Utilizes the Username and Password variables.
+     * @var bool
+     */
+    public $SMTPAuth      = false;
+
+    /**
+     * Sets SMTP username.
+     * @var string
+     */
+    public $Username      = '';
+
+    /**
+     * Sets SMTP password.
+     * @var string
+     */
+    public $Password      = '';
+
+    /**
+     * Sets the SMTP server timeout in seconds.
+     * This function will not work with the win32 version.
+     * @var int
+     */
+    public $Timeout       = 10;
+
+    /**
+     * Sets SMTP class debugging on or off.
+     * @var bool
+     */
+    public $SMTPDebug     = false;
+
+    /**
+     * Prevents the SMTP connection from being closed after each mail
+     * sending.  If this is set to true then to close the connection
+     * requires an explicit call to SmtpClose().
+     * @var bool
+     */
+    public $SMTPKeepAlive = false;
+
+    /**
+     * Provides the ability to have the TO field process individual
+     * emails, instead of sending to entire TO addresses
+     * @var bool
+     */
+    public $SingleTo      = false;
+
+    /**
+     * If SingleTo is true, this provides the array to hold the email addresses
+     * @var bool
+     */
+    public $SingleToArray = array();
+
+    /**
+     * Provides the ability to change the line ending
+     * @var string
+     */
+    public $LE              = "\n";
+
+    /**
+     * Used with DKIM DNS Resource Record
+     * @var string
+     */
+    public $DKIM_selector   = 'phpmailer';
+
+    /**
+     * Used with DKIM DNS Resource Record
+     * optional, in format of email address 'you@yourdomain.com'
+     * @var string
+     */
+    public $DKIM_identity   = '';
+
+    /**
+     * Used with DKIM DNS Resource Record
+     * optional, in format of email address 'you@yourdomain.com'
+     * @var string
+     */
+    public $DKIM_domain     = '';
+
+    /**
+     * Used with DKIM DNS Resource Record
+     * optional, in format of email address 'you@yourdomain.com'
+     * @var string
+     */
+    public $DKIM_private    = '';
+
+    /**
+     * Callback Action function name
+     * the function that handles the result of the send email action. Parameters:
+     *   bool    $result        result of the send action
+     *   string  $to            email address of the recipient
+     *   string  $cc            cc email addresses
+     *   string  $bcc           bcc email addresses
+     *   string  $subject       the subject
+     *   string  $body          the email body
+     * @var string
+     */
+    public $action_function = ''; //'callbackAction';
+
+    /**
+     * Sets the PHPMailer Version number
+     * @var string
+     */
+    public $Version         = '5.1';
+
+    /////////////////////////////////////////////////
+    // PROPERTIES, PRIVATE AND PROTECTED
+    /////////////////////////////////////////////////
+
+    private   $smtp           = NULL;
+    private   $to             = array();
+    private   $cc             = array();
+    private   $bcc            = array();
+    private   $ReplyTo        = array();
+    private   $all_recipients = array();
+    private   $attachment     = array();
+    private   $CustomHeader   = array();
+    private   $message_type   = '';
+    private   $boundary       = array();
+    protected $language       = array();
+    private   $error_count    = 0;
+    private   $sign_cert_file = "";
+    private   $sign_key_file  = "";
+    private   $sign_key_pass  = "";
+    private   $exceptions     = false;
+
+    /////////////////////////////////////////////////
+    // CONSTANTS
+    /////////////////////////////////////////////////
+
+    const STOP_MESSAGE  = 0; // message only, continue processing
+    const STOP_CONTINUE = 1; // message?, likely ok to continue processing
+    const STOP_CRITICAL = 2; // message, plus full stop, critical error reached
+
+    /////////////////////////////////////////////////
+    // METHODS, VARIABLES
+    /////////////////////////////////////////////////
+
+    /**
+     * Constructor
+     * @param boolean $exceptions Should we throw external exceptions?
+     */
+    public function __construct($exceptions = false) {
     $this->exceptions = ($exceptions == true);
-  }
-
-  /**
-   * Sets message type to HTML.
-   * @param bool $ishtml
-   * @return void
-   */
-  public function IsHTML($ishtml = true) {
+    }
+
+    /**
+     * Sets message type to HTML.
+     * @param bool $ishtml
+     * @return void
+     */
+    public function IsHTML($ishtml = true) {
     if ($ishtml) {
-      $this->ContentType = 'text/html';
+        $this->ContentType = 'text/html';
     } else {
-      $this->ContentType = 'text/plain';
+        $this->ContentType = 'text/plain';
+    }
     }
-  }
 
-  /**
-   * Sets Mailer to send message using SMTP.
-   * @return void
-   */
-  public function IsSMTP() {
+    /**
+     * Sets Mailer to send message using SMTP.
+     * @return void
+     */
+    public function IsSMTP() {
     $this->Mailer = 'smtp';
-  }
+    }
 
-  /**
-   * Sets Mailer to send message using PHP mail() function.
-   * @return void
-   */
-  public function IsMail() {
+    /**
+     * Sets Mailer to send message using PHP mail() function.
+     * @return void
+     */
+    public function IsMail() {
     $this->Mailer = 'mail';
-  }
+    }
 
-  /**
-   * Sets Mailer to send message using the $Sendmail program.
-   * @return void
-   */
-  public function IsSendmail() {
+    /**
+     * Sets Mailer to send message using the $Sendmail program.
+     * @return void
+     */
+    public function IsSendmail() {
     if (!stristr(ini_get('sendmail_path'), 'sendmail')) {
-      $this->Sendmail = '/var/qmail/bin/sendmail';
+        $this->Sendmail = '/var/qmail/bin/sendmail';
     }
     $this->Mailer = 'sendmail';
-  }
+    }
 
-  /**
-   * Sets Mailer to send message using the qmail MTA.
-   * @return void
-   */
-  public function IsQmail() {
+    /**
+     * Sets Mailer to send message using the qmail MTA.
+     * @return void
+     */
+    public function IsQmail() {
     if (stristr(ini_get('sendmail_path'), 'qmail')) {
-      $this->Sendmail = '/var/qmail/bin/sendmail';
+        $this->Sendmail = '/var/qmail/bin/sendmail';
     }
     $this->Mailer = 'sendmail';
-  }
-
-  /////////////////////////////////////////////////
-  // METHODS, RECIPIENTS
-  /////////////////////////////////////////////////
-
-  /**
-   * Adds a "To" address.
-   * @param string $address
-   * @param string $name
-   * @return boolean true on success, false if address already used
-   */
-  public function AddAddress($address, $name = '') {
+    }
+
+    /////////////////////////////////////////////////
+    // METHODS, RECIPIENTS
+    /////////////////////////////////////////////////
+
+    /**
+     * Adds a "To" address.
+     * @param string $address
+     * @param string $name
+     * @return boolean true on success, false if address already used
+     */
+    public function AddAddress($address, $name = '') {
     return $this->AddAnAddress('to', $address, $name);
-  }
-
-  /**
-   * Adds a "Cc" address.
-   * Note: this function works with the SMTP mailer on win32, not with the "mail" mailer.
-   * @param string $address
-   * @param string $name
-   * @return boolean true on success, false if address already used
-   */
-  public function AddCC($address, $name = '') {
+    }
+
+    /**
+     * Adds a "Cc" address.
+     * Note: this function works with the SMTP mailer on win32, not with the "mail" mailer.
+     * @param string $address
+     * @param string $name
+     * @return boolean true on success, false if address already used
+     */
+    public function AddCC($address, $name = '') {
     return $this->AddAnAddress('cc', $address, $name);
-  }
-
-  /**
-   * Adds a "Bcc" address.
-   * Note: this function works with the SMTP mailer on win32, not with the "mail" mailer.
-   * @param string $address
-   * @param string $name
-   * @return boolean true on success, false if address already used
-   */
-  public function AddBCC($address, $name = '') {
+    }
+
+    /**
+     * Adds a "Bcc" address.
+     * Note: this function works with the SMTP mailer on win32, not with the "mail" mailer.
+     * @param string $address
+     * @param string $name
+     * @return boolean true on success, false if address already used
+     */
+    public function AddBCC($address, $name = '') {
     return $this->AddAnAddress('bcc', $address, $name);
-  }
-
-  /**
-   * Adds a "Reply-to" address.
-   * @param string $address
-   * @param string $name
-   * @return boolean
-   */
-  public function AddReplyTo($address, $name = '') {
+    }
+
+    /**
+     * Adds a "Reply-to" address.
+     * @param string $address
+     * @param string $name
+     * @return boolean
+     */
+    public function AddReplyTo($address, $name = '') {
     return $this->AddAnAddress('ReplyTo', $address, $name);
-  }
-
-  /**
-   * Adds an address to one of the recipient arrays
-   * Addresses that have been added already return false, but do not throw exceptions
-   * @param string $kind One of 'to', 'cc', 'bcc', 'ReplyTo'
-   * @param string $address The email address to send to
-   * @param string $name
-   * @return boolean true on success, false if address already used or invalid in some way
-   * @access private
-   */
-  private function AddAnAddress($kind, $address, $name = '') {
+    }
+
+    /**
+     * Adds an address to one of the recipient arrays
+     * Addresses that have been added already return false, but do not throw exceptions
+     * @param string $kind One of 'to', 'cc', 'bcc', 'ReplyTo'
+     * @param string $address The email address to send to
+     * @param string $name
+     * @return boolean true on success, false if address already used or invalid in some way
+     * @access private
+     */
+    private function AddAnAddress($kind, $address, $name = '') {
     if (!preg_match('/^(to|cc|bcc|ReplyTo)$/', $kind)) {
-      error_log('Invalid recipient array: ' . $kind);
-      return false;
+        error_log('Invalid recipient array: ' . $kind);
+        return false;
     }
     $address = trim($address);
     $name = trim(preg_replace('/[\r\n]+/', '', $name)); //Strip breaks and trim
     if (!self::ValidateAddress($address)) {
-      $this->SetError($this->Lang('invalid_address').': '. $address);
-      if ($this->exceptions) {
+        $this->SetError($this->Lang('invalid_address').': '. $address);
+        if ($this->exceptions) {
         throw new phpmailerException($this->Lang('invalid_address').': '.$address);
-      }
-      error_log($this->Lang('invalid_address').': '.$address);
-      return false;
+        }
+        error_log($this->Lang('invalid_address').': '.$address);
+        return false;
     }
     if ($kind != 'ReplyTo') {
-      if (!isset($this->all_recipients[strtolower($address)])) {
+        if (!isset($this->all_recipients[strtolower($address)])) {
         array_push($this->$kind, array($address, $name));
         $this->all_recipients[strtolower($address)] = true;
         return true;
-      }
+        }
     } else {
-      if (!array_key_exists(strtolower($address), $this->ReplyTo)) {
+        if (!array_key_exists(strtolower($address), $this->ReplyTo)) {
         $this->ReplyTo[strtolower($address)] = array($address, $name);
-      return true;
+        return true;
+    }
     }
-  }
-  return false;
+    return false;
 }
 
 /**
@@ -485,125 +485,125 @@ 
  * @param string $name
  * @return boolean
  */
-  public function SetFrom($address, $name = '',$auto=1) {
+    public function SetFrom($address, $name = '',$auto=1) {
     $address = trim($address);
     $name = trim(preg_replace('/[\r\n]+/', '', $name)); //Strip breaks and trim
     if (!self::ValidateAddress($address)) {
-      $this->SetError($this->Lang('invalid_address').': '. $address);
-      if ($this->exceptions) {
+        $this->SetError($this->Lang('invalid_address').': '. $address);
+        if ($this->exceptions) {
         throw new phpmailerException($this->Lang('invalid_address').': '.$address);
-      }
-      error_log($this->Lang('invalid_address').': '.$address);
-      return false;
+        }
+        error_log($this->Lang('invalid_address').': '.$address);
+        return false;
     }
     $this->From = $address;
     $this->FromName = $name;
     if ($auto) {
-      if (empty($this->ReplyTo)) {
+        if (empty($this->ReplyTo)) {
         $this->AddAnAddress('ReplyTo', $address, $name);
-      }
-      if (empty($this->Sender)) {
+        }
+        if (empty($this->Sender)) {
         $this->Sender = $address;
-      }
+        }
     }
     return true;
-  }
-
-  /**
-   * Check that a string looks roughly like an email address should
-   * Static so it can be used without instantiation
-   * Tries to use PHP built-in validator in the filter extension (from PHP 5.2), falls back to a reasonably competent regex validator
-   * Conforms approximately to RFC2822
-   * @link http://www.hexillion.com/samples/#Regex Original pattern found here
-   * @param string $address The email address to check
-   * @return boolean
-   * @static
-   * @access public
-   */
-  public static function ValidateAddress($address) {
+    }
+
+    /**
+     * Check that a string looks roughly like an email address should
+     * Static so it can be used without instantiation
+     * Tries to use PHP built-in validator in the filter extension (from PHP 5.2), falls back to a reasonably competent regex validator
+     * Conforms approximately to RFC2822
+     * @link http://www.hexillion.com/samples/#Regex Original pattern found here
+     * @param string $address The email address to check
+     * @return boolean
+     * @static
+     * @access public
+     */
+    public static function ValidateAddress($address) {
     if (function_exists('filter_var')) { //Introduced in PHP 5.2
-      if(filter_var($address, FILTER_VALIDATE_EMAIL) === FALSE) {
+        if(filter_var($address, FILTER_VALIDATE_EMAIL) === FALSE) {
         return false;
-      } else {
+        } else {
         return true;
-      }
+        }
     } else {
-      return preg_match('/^(?:[\w\!\#\$\%\&\'\*\+\-\/\=\?\^\`\{\|\}\~]+\.)*[\w\!\#\$\%\&\'\*\+\-\/\=\?\^\`\{\|\}\~]+@(?:(?:(?:[a-zA-Z0-9_](?:[a-zA-Z0-9_\-](?!\.)){0,61}[a-zA-Z0-9_-]?\.)+[a-zA-Z0-9_](?:[a-zA-Z0-9_\-](?!$)){0,61}[a-zA-Z0-9_]?)|(?:\[(?:(?:[01]?\d{1,2}|2[0-4]\d|25[0-5])\.){3}(?:[01]?\d{1,2}|2[0-4]\d|25[0-5])\]))$/', $address);
+        return preg_match('/^(?:[\w\!\#\$\%\&\'\*\+\-\/\=\?\^\`\{\|\}\~]+\.)*[\w\!\#\$\%\&\'\*\+\-\/\=\?\^\`\{\|\}\~]+@(?:(?:(?:[a-zA-Z0-9_](?:[a-zA-Z0-9_\-](?!\.)){0,61}[a-zA-Z0-9_-]?\.)+[a-zA-Z0-9_](?:[a-zA-Z0-9_\-](?!$)){0,61}[a-zA-Z0-9_]?)|(?:\[(?:(?:[01]?\d{1,2}|2[0-4]\d|25[0-5])\.){3}(?:[01]?\d{1,2}|2[0-4]\d|25[0-5])\]))$/', $address);
+    }
     }
-  }
 
-  /////////////////////////////////////////////////
-  // METHODS, MAIL SENDING
-  /////////////////////////////////////////////////
+    /////////////////////////////////////////////////
+    // METHODS, MAIL SENDING
+    /////////////////////////////////////////////////
 
-  /**
-   * Creates message and assigns Mailer. If the message is
-   * not sent successfully then it returns false.  Use the ErrorInfo
-   * variable to view description of the error.
-   * @return bool
-   */
-  public function Send() {
+    /**
+     * Creates message and assigns Mailer. If the message is
+     * not sent successfully then it returns false.  Use the ErrorInfo
+     * variable to view description of the error.
+     * @return bool
+     */
+    public function Send() {
     try {
-      if ((count($this->to) + count($this->cc) + count($this->bcc)) < 1) {
+        if ((count($this->to) + count($this->cc) + count($this->bcc)) < 1) {
         throw new phpmailerException($this->Lang('provide_address'), self::STOP_CRITICAL);
-      }
+        }
 
-      // Set whether the message is multipart/alternative
-      if(!empty($this->AltBody)) {
+        // Set whether the message is multipart/alternative
+        if(!empty($this->AltBody)) {
         $this->ContentType = 'multipart/alternative';
-      }
+        }
 
-      $this->error_count = 0; // reset errors
-      $this->SetMessageType();
-      $header = $this->CreateHeader();
-      $body = $this->CreateBody();
+        $this->error_count = 0; // reset errors
+        $this->SetMessageType();
+        $header = $this->CreateHeader();
+        $body = $this->CreateBody();
 
-      if (empty($this->Body)) {
+        if (empty($this->Body)) {
         throw new phpmailerException($this->Lang('empty_message'), self::STOP_CRITICAL);
-      }
+        }
 
-      // digitally sign with DKIM if enabled
-      if ($this->DKIM_domain && $this->DKIM_private) {
+        // digitally sign with DKIM if enabled
+        if ($this->DKIM_domain && $this->DKIM_private) {
         $header_dkim = $this->DKIM_Add($header,$this->Subject,$body);
         $header = str_replace("\r\n","\n",$header_dkim) . $header;
-      }
+        }
 
-      // Choose the mailer and send through it
-      switch($this->Mailer) {
+        // Choose the mailer and send through it
+        switch($this->Mailer) {
         case 'sendmail':
           return $this->SendmailSend($header, $body);
         case 'smtp':
           return $this->SmtpSend($header, $body);
         default:
           return $this->MailSend($header, $body);
-      }
+        }
 
     } catch (phpmailerException $e) {
-      $this->SetError($e->getMessage());
-      if ($this->exceptions) {
+        $this->SetError($e->getMessage());
+        if ($this->exceptions) {
         throw $e;
-      }
-      return false;
-    }
-  }
-
-  /**
-   * Sends mail using the $Sendmail program.
-   * @param string $header The message headers
-   * @param string $body The message body
-   * @access protected
-   * @return bool
-   */
-  protected function SendmailSend($header, $body) {
+        }
+        return false;
+    }
+    }
+
+    /**
+     * Sends mail using the $Sendmail program.
+     * @param string $header The message headers
+     * @param string $body The message body
+     * @access protected
+     * @return bool
+     */
+    protected function SendmailSend($header, $body) {
     if ($this->Sender != '') {
-      $sendmail = sprintf("%s -oi -f %s -t", escapeshellcmd($this->Sendmail), escapeshellarg($this->Sender));
+        $sendmail = sprintf("%s -oi -f %s -t", escapeshellcmd($this->Sendmail), escapeshellarg($this->Sender));
     } else {
-      $sendmail = sprintf("%s -oi -t", escapeshellcmd($this->Sendmail));
+        $sendmail = sprintf("%s -oi -t", escapeshellcmd($this->Sendmail));
     }
     if ($this->SingleTo === true) {
-      foreach ($this->SingleToArray as $key => $val) {
+        foreach ($this->SingleToArray as $key => $val) {
         if(!@$mail = popen($sendmail, 'w')) {
-          throw new phpmailerException($this->Lang('execute') . $this->Sendmail, self::STOP_CRITICAL);
+            throw new phpmailerException($this->Lang('execute') . $this->Sendmail, self::STOP_CRITICAL);
         }
         fputs($mail, "To: " . $val . "\n");
         fputs($mail, $header);
@@ -613,164 +613,164 @@ 
         $isSent = ($result == 0) ? 1 : 0;
         $this->doCallback($isSent,$val,$this->cc,$this->bcc,$this->Subject,$body);
         if($result != 0) {
-          throw new phpmailerException($this->Lang('execute') . $this->Sendmail, self::STOP_CRITICAL);
+            throw new phpmailerException($this->Lang('execute') . $this->Sendmail, self::STOP_CRITICAL);
+        }
         }
-      }
     } else {
-      if(!@$mail = popen($sendmail, 'w')) {
+        if(!@$mail = popen($sendmail, 'w')) {
         throw new phpmailerException($this->Lang('execute') . $this->Sendmail, self::STOP_CRITICAL);
-      }
-      fputs($mail, $header);
-      fputs($mail, $body);
-      $result = pclose($mail);
-      // implement call back function if it exists
-      $isSent = ($result == 0) ? 1 : 0;
-      $this->doCallback($isSent,$this->to,$this->cc,$this->bcc,$this->Subject,$body);
-      if($result != 0) {
+        }
+        fputs($mail, $header);
+        fputs($mail, $body);
+        $result = pclose($mail);
+        // implement call back function if it exists
+        $isSent = ($result == 0) ? 1 : 0;
+        $this->doCallback($isSent,$this->to,$this->cc,$this->bcc,$this->Subject,$body);
+        if($result != 0) {
         throw new phpmailerException($this->Lang('execute') . $this->Sendmail, self::STOP_CRITICAL);
-      }
+        }
     }
     return true;
-  }
-
-  /**
-   * Sends mail using the PHP mail() function.
-   * @param string $header The message headers
-   * @param string $body The message body
-   * @access protected
-   * @return bool
-   */
-  protected function MailSend($header, $body) {
+    }
+
+    /**
+     * Sends mail using the PHP mail() function.
+     * @param string $header The message headers
+     * @param string $body The message body
+     * @access protected
+     * @return bool
+     */
+    protected function MailSend($header, $body) {
     $toArr = array();
     foreach($this->to as $t) {
-      $toArr[] = $this->AddrFormat($t);
+        $toArr[] = $this->AddrFormat($t);
     }
     $to = implode(', ', $toArr);
 
     $params = sprintf("-oi -f %s", $this->Sender);
     if ($this->Sender != '' && strlen(ini_get('safe_mode'))< 1) {
-      $old_from = ini_get('sendmail_from');
-      ini_set('sendmail_from', $this->Sender);
-      if ($this->SingleTo === true && count($toArr) > 1) {
+        $old_from = ini_get('sendmail_from');
+        ini_set('sendmail_from', $this->Sender);
+        if ($this->SingleTo === true && count($toArr) > 1) {
         foreach ($toArr as $key => $val) {
-          $rt = @mail($val, $this->EncodeHeader($this->SecureHeader($this->Subject)), $body, $header, $params);
-          // implement call back function if it exists
-          $isSent = ($rt == 1) ? 1 : 0;
-          $this->doCallback($isSent,$val,$this->cc,$this->bcc,$this->Subject,$body);
+            $rt = @mail($val, $this->EncodeHeader($this->SecureHeader($this->Subject)), $body, $header, $params);
+            // implement call back function if it exists
+            $isSent = ($rt == 1) ? 1 : 0;
+            $this->doCallback($isSent,$val,$this->cc,$this->bcc,$this->Subject,$body);
         }
-      } else {
+        } else {
         $rt = @mail($to, $this->EncodeHeader($this->SecureHeader($this->Subject)), $body, $header, $params);
         // implement call back function if it exists
         $isSent = ($rt == 1) ? 1 : 0;
         $this->doCallback($isSent,$to,$this->cc,$this->bcc,$this->Subject,$body);
-      }
+        }
     } else {
-      if ($this->SingleTo === true && count($toArr) > 1) {
+        if ($this->SingleTo === true && count($toArr) > 1) {
         foreach ($toArr as $key => $val) {
-          $rt = @mail($val, $this->EncodeHeader($this->SecureHeader($this->Subject)), $body, $header, $params);
-          // implement call back function if it exists
-          $isSent = ($rt == 1) ? 1 : 0;
-          $this->doCallback($isSent,$val,$this->cc,$this->bcc,$this->Subject,$body);
+            $rt = @mail($val, $this->EncodeHeader($this->SecureHeader($this->Subject)), $body, $header, $params);
+            // implement call back function if it exists
+            $isSent = ($rt == 1) ? 1 : 0;
+            $this->doCallback($isSent,$val,$this->cc,$this->bcc,$this->Subject,$body);
         }
-      } else {
+        } else {
         $rt = @mail($to, $this->EncodeHeader($this->SecureHeader($this->Subject)), $body, $header);
         // implement call back function if it exists
         $isSent = ($rt == 1) ? 1 : 0;
         $this->doCallback($isSent,$to,$this->cc,$this->bcc,$this->Subject,$body);
-      }
+        }
     }
     if (isset($old_from)) {
-      ini_set('sendmail_from', $old_from);
+        ini_set('sendmail_from', $old_from);
     }
     if(!$rt) {
-      throw new phpmailerException($this->Lang('instantiate'), self::STOP_CRITICAL);
+        throw new phpmailerException($this->Lang('instantiate'), self::STOP_CRITICAL);
     }
     return true;
-  }
-
-  /**
-   * Sends mail via SMTP using PhpSMTP
-   * Returns false if there is a bad MAIL FROM, RCPT, or DATA input.
-   * @param string $header The message headers
-   * @param string $body The message body
-   * @uses SMTP
-   * @access protected
-   * @return bool
-   */
-  protected function SmtpSend($header, $body) {
+    }
+
+    /**
+     * Sends mail via SMTP using PhpSMTP
+     * Returns false if there is a bad MAIL FROM, RCPT, or DATA input.
+     * @param string $header The message headers
+     * @param string $body The message body
+     * @uses SMTP
+     * @access protected
+     * @return bool
+     */
+    protected function SmtpSend($header, $body) {
     require_once $this->PluginDir . 'class.smtp.php';
     $bad_rcpt = array();
 
     if(!$this->SmtpConnect()) {
-      throw new phpmailerException($this->Lang('smtp_connect_failed'), self::STOP_CRITICAL);
+        throw new phpmailerException($this->Lang('smtp_connect_failed'), self::STOP_CRITICAL);
     }
     $smtp_from = ($this->Sender == '') ? $this->From : $this->Sender;
     if(!$this->smtp->Mail($smtp_from)) {
-      throw new phpmailerException($this->Lang('from_failed') . $smtp_from, self::STOP_CRITICAL);
+        throw new phpmailerException($this->Lang('from_failed') . $smtp_from, self::STOP_CRITICAL);
     }
 
     // Attempt to send attach all recipients
     foreach($this->to as $to) {
-      if (!$this->smtp->Recipient($to[0])) {
+        if (!$this->smtp->Recipient($to[0])) {
         $bad_rcpt[] = $to[0];
         // implement call back function if it exists
         $isSent = 0;
         $this->doCallback($isSent,$to[0],'','',$this->Subject,$body);
-      } else {
+        } else {
         // implement call back function if it exists
         $isSent = 1;
         $this->doCallback($isSent,$to[0],'','',$this->Subject,$body);
-      }
+        }
     }
     foreach($this->cc as $cc) {
-      if (!$this->smtp->Recipient($cc[0])) {
+        if (!$this->smtp->Recipient($cc[0])) {
         $bad_rcpt[] = $cc[0];
         // implement call back function if it exists
         $isSent = 0;
         $this->doCallback($isSent,'',$cc[0],'',$this->Subject,$body);
-      } else {
+        } else {
         // implement call back function if it exists
         $isSent = 1;
         $this->doCallback($isSent,'',$cc[0],'',$this->Subject,$body);
-      }
+        }
     }
     foreach($this->bcc as $bcc) {
-      if (!$this->smtp->Recipient($bcc[0])) {
+        if (!$this->smtp->Recipient($bcc[0])) {
         $bad_rcpt[] = $bcc[0];
         // implement call back function if it exists
         $isSent = 0;
         $this->doCallback($isSent,'','',$bcc[0],$this->Subject,$body);
-      } else {
+        } else {
         // implement call back function if it exists
         $isSent = 1;
         $this->doCallback($isSent,'','',$bcc[0],$this->Subject,$body);
-      }
+        }
     }
 
 
     if (count($bad_rcpt) > 0 ) { //Create error message for any bad addresses
-      $badaddresses = implode(', ', $bad_rcpt);
-      throw new phpmailerException($this->Lang('recipients_failed') . $badaddresses);
+        $badaddresses = implode(', ', $bad_rcpt);
+        throw new phpmailerException($this->Lang('recipients_failed') . $badaddresses);
     }
     if(!$this->smtp->Data($header . $body)) {
-      throw new phpmailerException($this->Lang('data_not_accepted'), self::STOP_CRITICAL);
+        throw new phpmailerException($this->Lang('data_not_accepted'), self::STOP_CRITICAL);
     }
     if($this->SMTPKeepAlive == true) {
-      $this->smtp->Reset();
+        $this->smtp->Reset();
     }
     return true;
-  }
-
-  /**
-   * Initiates a connection to an SMTP server.
-   * Returns false if the operation failed.
-   * @uses SMTP
-   * @access public
-   * @return bool
-   */
-  public function SmtpConnect() {
+    }
+
+    /**
+     * Initiates a connection to an SMTP server.
+     * Returns false if the operation failed.
+     * @uses SMTP
+     * @access public
+     * @return bool
+     */
+    public function SmtpConnect() {
     if(is_null($this->smtp)) {
-      $this->smtp = new SMTP();
+        $this->smtp = new SMTP();
     }
 
     $this->smtp->do_debug = $this->SMTPDebug;
@@ -780,14 +780,14 @@ 
 
     // Retry while there is no connection
     try {
-      while($index < count($hosts) && !$connection) {
+        while($index < count($hosts) && !$connection) {
         $hostinfo = array();
         if (preg_match('/^(.+):([0-9]+)$/', $hosts[$index], $hostinfo)) {
-          $host = $hostinfo[1];
-          $port = $hostinfo[2];
+            $host = $hostinfo[1];
+            $port = $hostinfo[2];
         } else {
-          $host = $hosts[$index];
-          $port = $this->Port;
+            $host = $hosts[$index];
+            $port = $this->Port;
         }
 
         $tls = ($this->SMTPSecure == 'tls');
@@ -795,140 +795,140 @@ 
 
         if ($this->smtp->Connect(($ssl ? 'ssl://':'').$host, $port, $this->Timeout)) {
 
-          $hello = ($this->Helo != '' ? $this->Helo : $this->ServerHostname());
-          $this->smtp->Hello($hello);
+            $hello = ($this->Helo != '' ? $this->Helo : $this->ServerHostname());
+            $this->smtp->Hello($hello);
 
-          if ($tls) {
+            if ($tls) {
             if (!$this->smtp->StartTLS()) {
-              throw new phpmailerException($this->Lang('tls'));
+                throw new phpmailerException($this->Lang('tls'));
             }
 
             //We must resend HELO after tls negotiation
             $this->smtp->Hello($hello);
-          }
+            }
 
-          $connection = true;
-          if ($this->SMTPAuth) {
+            $connection = true;
+            if ($this->SMTPAuth) {
             if (!$this->smtp->Authenticate($this->Username, $this->Password)) {
-              throw new phpmailerException($this->Lang('authenticate'));
+                throw new phpmailerException($this->Lang('authenticate'));
+            }
             }
-          }
         }
         $index++;
         if (!$connection) {
-          throw new phpmailerException($this->Lang('connect_host'));
+            throw new phpmailerException($this->Lang('connect_host'));
+        }
         }
-      }
     } catch (phpmailerException $e) {
-      $this->smtp->Reset();
-      throw $e;
+        $this->smtp->Reset();
+        throw $e;
     }
     return true;
-  }
+    }
 
-  /**
-   * Closes the active SMTP session if one exists.
-   * @return void
-   */
-  public function SmtpClose() {
+    /**
+     * Closes the active SMTP session if one exists.
+     * @return void
+     */
+    public function SmtpClose() {
     if(!is_null($this->smtp)) {
-      if($this->smtp->Connected()) {
+        if($this->smtp->Connected()) {
         $this->smtp->Quit();
         $this->smtp->Close();
-      }
-    }
-  }
-
-  /**
-  * Sets the language for all class error messages.
-  * Returns false if it cannot load the language file.  The default language is English.
-  * @param string $langcode ISO 639-1 2-character language code (e.g. Portuguese: "br")
-  * @param string $lang_path Path to the language file directory
-  * @access public
-  */
-  function SetLanguage($langcode = 'en', $lang_path = 'language/') {
+        }
+    }
+    }
+
+    /**
+     * Sets the language for all class error messages.
+     * Returns false if it cannot load the language file.  The default language is English.
+     * @param string $langcode ISO 639-1 2-character language code (e.g. Portuguese: "br")
+     * @param string $lang_path Path to the language file directory
+     * @access public
+     */
+    function SetLanguage($langcode = 'en', $lang_path = 'language/') {
     //Define full set of translatable strings
     $PHPMAILER_LANG = array(
-      'provide_address' => 'You must provide at least one recipient email address.',
-      'mailer_not_supported' => ' mailer is not supported.',
-      'execute' => 'Could not execute: ',
-      'instantiate' => 'Could not instantiate mail function.',
-      'authenticate' => 'SMTP Error: Could not authenticate.',
-      'from_failed' => 'The following From address failed: ',
-      'recipients_failed' => 'SMTP Error: The following recipients failed: ',
-      'data_not_accepted' => 'SMTP Error: Data not accepted.',
-      'connect_host' => 'SMTP Error: Could not connect to SMTP host.',
-      'file_access' => 'Could not access file: ',
-      'file_open' => 'File Error: Could not open file: ',
-      'encoding' => 'Unknown encoding: ',
-      'signing' => 'Signing Error: ',
-      'smtp_error' => 'SMTP server error: ',
-      'empty_message' => 'Message body empty',
-      'invalid_address' => 'Invalid address',
-      'variable_set' => 'Cannot set or reset variable: '
+        'provide_address' => 'You must provide at least one recipient email address.',
+        'mailer_not_supported' => ' mailer is not supported.',
+        'execute' => 'Could not execute: ',
+        'instantiate' => 'Could not instantiate mail function.',
+        'authenticate' => 'SMTP Error: Could not authenticate.',
+        'from_failed' => 'The following From address failed: ',
+        'recipients_failed' => 'SMTP Error: The following recipients failed: ',
+        'data_not_accepted' => 'SMTP Error: Data not accepted.',
+        'connect_host' => 'SMTP Error: Could not connect to SMTP host.',
+        'file_access' => 'Could not access file: ',
+        'file_open' => 'File Error: Could not open file: ',
+        'encoding' => 'Unknown encoding: ',
+        'signing' => 'Signing Error: ',
+        'smtp_error' => 'SMTP server error: ',
+        'empty_message' => 'Message body empty',
+        'invalid_address' => 'Invalid address',
+        'variable_set' => 'Cannot set or reset variable: '
     );
     //Overwrite language-specific strings. This way we'll never have missing translations - no more "language string failed to load"!
     $l = true;
     if ($langcode != 'en') { //There is no English translation file
-      $l = @include $lang_path.'phpmailer.lang-'.$langcode.'.php';
+        $l = @include $lang_path.'phpmailer.lang-'.$langcode.'.php';
     }
     $this->language = $PHPMAILER_LANG;
     return ($l == true); //Returns false if language not found
-  }
+    }
 
-  /**
-  * Return the current array of language strings
-  * @return array
-  */
-  public function GetTranslations() {
+    /**
+     * Return the current array of language strings
+     * @return array
+     */
+    public function GetTranslations() {
     return $this->language;
-  }
-
-  /////////////////////////////////////////////////
-  // METHODS, MESSAGE CREATION
-  /////////////////////////////////////////////////
-
-  /**
-   * Creates recipient headers.
-   * @access public
-   * @return string
-   */
-  public function AddrAppend($type, $addr) {
+    }
+
+    /////////////////////////////////////////////////
+    // METHODS, MESSAGE CREATION
+    /////////////////////////////////////////////////
+
+    /**
+     * Creates recipient headers.
+     * @access public
+     * @return string
+     */
+    public function AddrAppend($type, $addr) {
     $addr_str = $type . ': ';
     $addresses = array();
     foreach ($addr as $a) {
-      $addresses[] = $this->AddrFormat($a);
+        $addresses[] = $this->AddrFormat($a);
     }
     $addr_str .= implode(', ', $addresses);
     $addr_str .= $this->LE;
 
     return $addr_str;
-  }
-
-  /**
-   * Formats an address correctly.
-   * @access public
-   * @return string
-   */
-  public function AddrFormat($addr) {
+    }
+
+    /**
+     * Formats an address correctly.
+     * @access public
+     * @return string
+     */
+    public function AddrFormat($addr) {
     if (empty($addr[1])) {
-      return $this->SecureHeader($addr[0]);
+        return $this->SecureHeader($addr[0]);
     } else {
-      return $this->EncodeHeader($this->SecureHeader($addr[1]), 'phrase') . " <" . $this->SecureHeader($addr[0]) . ">";
-    }
-  }
-
-  /**
-   * Wraps message for use with mailers that do not
-   * automatically perform wrapping and for quoted-printable.
-   * Original written by philippe.
-   * @param string $message The message to wrap
-   * @param integer $length The line length to wrap to
-   * @param boolean $qp_mode Whether to run in Quoted-Printable mode
-   * @access public
-   * @return string
-   */
-  public function WrapText($message, $length, $qp_mode = false) {
+        return $this->EncodeHeader($this->SecureHeader($addr[1]), 'phrase') . " <" . $this->SecureHeader($addr[0]) . ">";
+    }
+    }
+
+    /**
+     * Wraps message for use with mailers that do not
+     * automatically perform wrapping and for quoted-printable.
+     * Original written by philippe.
+     * @param string $message The message to wrap
+     * @param integer $length The line length to wrap to
+     * @param boolean $qp_mode Whether to run in Quoted-Printable mode
+     * @access public
+     * @return string
+     */
+    public function WrapText($message, $length, $qp_mode = false) {
     $soft_break = ($qp_mode) ? sprintf(" =%s", $this->LE) : $this->LE;
     // If utf-8 encoding is used, we will need to make sure we don't
     // split multibyte characters when we wrap
@@ -936,140 +936,140 @@ 
 
     $message = $this->FixEOL($message);
     if (substr($message, -1) == $this->LE) {
-      $message = substr($message, 0, -1);
+        $message = substr($message, 0, -1);
     }
 
     $line = explode($this->LE, $message);
     $message = '';
     for ($i=0 ;$i < count($line); $i++) {
-      $line_part = explode(' ', $line[$i]);
-      $buf = '';
-      for ($e = 0; $e<count($line_part); $e++) {
+        $line_part = explode(' ', $line[$i]);
+        $buf = '';
+        for ($e = 0; $e<count($line_part); $e++) {
         $word = $line_part[$e];
         if ($qp_mode and (strlen($word) > $length)) {
-          $space_left = $length - strlen($buf) - 1;
-          if ($e != 0) {
+            $space_left = $length - strlen($buf) - 1;
+            if ($e != 0) {
             if ($space_left > 20) {
-              $len = $space_left;
-              if ($is_utf8) {
+                $len = $space_left;
+                if ($is_utf8) {
                 $len = $this->UTF8CharBoundary($word, $len);
-              } elseif (substr($word, $len - 1, 1) == "=") {
+                } elseif (substr($word, $len - 1, 1) == "=") {
                 $len--;
-              } elseif (substr($word, $len - 2, 1) == "=") {
+                } elseif (substr($word, $len - 2, 1) == "=") {
                 $len -= 2;
-              }
-              $part = substr($word, 0, $len);
-              $word = substr($word, $len);
-              $buf .= ' ' . $part;
-              $message .= $buf . sprintf("=%s", $this->LE);
+                }
+                $part = substr($word, 0, $len);
+                $word = substr($word, $len);
+                $buf .= ' ' . $part;
+                $message .= $buf . sprintf("=%s", $this->LE);
             } else {
-              $message .= $buf . $soft_break;
+                $message .= $buf . $soft_break;
             }
             $buf = '';
-          }
-          while (strlen($word) > 0) {
+            }
+            while (strlen($word) > 0) {
             $len = $length;
             if ($is_utf8) {
-              $len = $this->UTF8CharBoundary($word, $len);
+                $len = $this->UTF8CharBoundary($word, $len);
             } elseif (substr($word, $len - 1, 1) == "=") {
-              $len--;
+                $len--;
             } elseif (substr($word, $len - 2, 1) == "=") {
-              $len -= 2;
+                $len -= 2;
             }
             $part = substr($word, 0, $len);
             $word = substr($word, $len);
 
             if (strlen($word) > 0) {
-              $message .= $part . sprintf("=%s", $this->LE);
+                $message .= $part . sprintf("=%s", $this->LE);
             } else {
-              $buf = $part;
+                $buf = $part;
+            }
             }
-          }
         } else {
-          $buf_o = $buf;
-          $buf .= ($e == 0) ? $word : (' ' . $word);
+            $buf_o = $buf;
+            $buf .= ($e == 0) ? $word : (' ' . $word);
 
-          if (strlen($buf) > $length and $buf_o != '') {
+            if (strlen($buf) > $length and $buf_o != '') {
             $message .= $buf_o . $soft_break;
             $buf = $word;
-          }
+            }
+        }
         }
-      }
-      $message .= $buf . $this->LE;
+        $message .= $buf . $this->LE;
     }
 
     return $message;
-  }
-
-  /**
-   * Finds last character boundary prior to maxLength in a utf-8
-   * quoted (printable) encoded string.
-   * Original written by Colin Brown.
-   * @access public
-   * @param string $encodedText utf-8 QP text
-   * @param int    $maxLength   find last character boundary prior to this length
-   * @return int
-   */
-  public function UTF8CharBoundary($encodedText, $maxLength) {
+    }
+
+    /**
+     * Finds last character boundary prior to maxLength in a utf-8
+     * quoted (printable) encoded string.
+     * Original written by Colin Brown.
+     * @access public
+     * @param string $encodedText utf-8 QP text
+     * @param int    $maxLength   find last character boundary prior to this length
+     * @return int
+     */
+    public function UTF8CharBoundary($encodedText, $maxLength) {
     $foundSplitPos = false;
     $lookBack = 3;
     while (!$foundSplitPos) {
-      $lastChunk = substr($encodedText, $maxLength - $lookBack, $lookBack);
-      $encodedCharPos = strpos($lastChunk, "=");
-      if ($encodedCharPos !== false) {
+        $lastChunk = substr($encodedText, $maxLength - $lookBack, $lookBack);
+        $encodedCharPos = strpos($lastChunk, "=");
+        if ($encodedCharPos !== false) {
         // Found start of encoded character byte within $lookBack block.
         // Check the encoded byte value (the 2 chars after the '=')
         $hex = substr($encodedText, $maxLength - $lookBack + $encodedCharPos + 1, 2);
         $dec = hexdec($hex);
         if ($dec < 128) { // Single byte character.
-          // If the encoded char was found at pos 0, it will fit
-          // otherwise reduce maxLength to start of the encoded char
-          $maxLength = ($encodedCharPos == 0) ? $maxLength :
+            // If the encoded char was found at pos 0, it will fit
+            // otherwise reduce maxLength to start of the encoded char
+            $maxLength = ($encodedCharPos == 0) ? $maxLength :
           $maxLength - ($lookBack - $encodedCharPos);
-          $foundSplitPos = true;
+            $foundSplitPos = true;
         } elseif ($dec >= 192) { // First byte of a multi byte character
-          // Reduce maxLength to split at start of character
-          $maxLength = $maxLength - ($lookBack - $encodedCharPos);
-          $foundSplitPos = true;
+            // Reduce maxLength to split at start of character
+            $maxLength = $maxLength - ($lookBack - $encodedCharPos);
+            $foundSplitPos = true;
         } elseif ($dec < 192) { // Middle byte of a multi byte character, look further back
-          $lookBack += 3;
+            $lookBack += 3;
         }
-      } else {
+        } else {
         // No encoded character found
         $foundSplitPos = true;
-      }
+        }
     }
     return $maxLength;
-  }
+    }
 
 
-  /**
-   * Set the body wrapping.
-   * @access public
-   * @return void
-   */
-  public function SetWordWrap() {
+    /**
+     * Set the body wrapping.
+     * @access public
+     * @return void
+     */
+    public function SetWordWrap() {
     if($this->WordWrap < 1) {
-      return;
+        return;
     }
 
     switch($this->message_type) {
-      case 'alt':
+        case 'alt':
       case 'alt_attachments':
         $this->AltBody = $this->WrapText($this->AltBody, $this->WordWrap);
         break;
-      default:
+        default:
         $this->Body = $this->WrapText($this->Body, $this->WordWrap);
         break;
     }
-  }
+    }
 
-  /**
-   * Assembles message header.
-   * @access public
-   * @return string The assembled header
-   */
-  public function CreateHeader() {
+    /**
+     * Assembles message header.
+     * @access public
+     * @return string The assembled header
+     */
+    public function CreateHeader() {
     $result = '';
 
     // Set the boundaries
@@ -1079,24 +1079,24 @@ 
 
     $result .= $this->HeaderLine('Date', self::RFCDate());
     if($this->Sender == '') {
-      $result .= $this->HeaderLine('Return-Path', trim($this->From));
+        $result .= $this->HeaderLine('Return-Path', trim($this->From));
     } else {
-      $result .= $this->HeaderLine('Return-Path', trim($this->Sender));
+        $result .= $this->HeaderLine('Return-Path', trim($this->Sender));
     }
 
     // To be created automatically by mail()
     if($this->Mailer != 'mail') {
-      if ($this->SingleTo === true) {
+        if ($this->SingleTo === true) {
         foreach($this->to as $t) {
-          $this->SingleToArray[] = $this->AddrFormat($t);
+            $this->SingleToArray[] = $this->AddrFormat($t);
         }
-      } else {
+        } else {
         if(count($this->to) > 0) {
-          $result .= $this->AddrAppend('To', $this->to);
+            $result .= $this->AddrAppend('To', $this->to);
         } elseif (count($this->cc) == 0) {
-          $result .= $this->HeaderLine('To', 'undisclosed-recipients:;');
+            $result .= $this->HeaderLine('To', 'undisclosed-recipients:;');
+        }
         }
-      }
     }
 
     $from = array();
@@ -1106,97 +1106,97 @@ 
 
     // sendmail and mail() extract Cc from the header before sending
     if(count($this->cc) > 0) {
-      $result .= $this->AddrAppend('Cc', $this->cc);
+        $result .= $this->AddrAppend('Cc', $this->cc);
     }
 
     // sendmail and mail() extract Bcc from the header before sending
     if((($this->Mailer == 'sendmail') || ($this->Mailer == 'mail')) && (count($this->bcc) > 0)) {
-      $result .= $this->AddrAppend('Bcc', $this->bcc);
+        $result .= $this->AddrAppend('Bcc', $this->bcc);
     }
 
     if(count($this->ReplyTo) > 0) {
-      $result .= $this->AddrAppend('Reply-to', $this->ReplyTo);
+        $result .= $this->AddrAppend('Reply-to', $this->ReplyTo);
     }
 
     // mail() sets the subject itself
     if($this->Mailer != 'mail') {
-      $result .= $this->HeaderLine('Subject', $this->EncodeHeader($this->SecureHeader($this->Subject)));
+        $result .= $this->HeaderLine('Subject', $this->EncodeHeader($this->SecureHeader($this->Subject)));
     }
 
     if($this->MessageID != '') {
-      $result .= $this->HeaderLine('Message-ID',$this->MessageID);
+        $result .= $this->HeaderLine('Message-ID',$this->MessageID);
     } else {
-      $result .= sprintf("Message-ID: <%s@%s>%s", $uniq_id, $this->ServerHostname(), $this->LE);
+        $result .= sprintf("Message-ID: <%s@%s>%s", $uniq_id, $this->ServerHostname(), $this->LE);
     }
     $result .= $this->HeaderLine('X-Priority', $this->Priority);
     $result .= $this->HeaderLine('X-Mailer', 'PHPMailer '.$this->Version.' (phpmailer.sourceforge.net)');
 
     if($this->ConfirmReadingTo != '') {
-      $result .= $this->HeaderLine('Disposition-Notification-To', '<' . trim($this->ConfirmReadingTo) . '>');
+        $result .= $this->HeaderLine('Disposition-Notification-To', '<' . trim($this->ConfirmReadingTo) . '>');
     }
 
     // Add custom headers
     for($index = 0; $index < count($this->CustomHeader); $index++) {
-      $result .= $this->HeaderLine(trim($this->CustomHeader[$index][0]), $this->EncodeHeader(trim($this->CustomHeader[$index][1])));
+        $result .= $this->HeaderLine(trim($this->CustomHeader[$index][0]), $this->EncodeHeader(trim($this->CustomHeader[$index][1])));
     }
     if (!$this->sign_key_file) {
-      $result .= $this->HeaderLine('MIME-Version', '1.0');
-      $result .= $this->GetMailMIME();
+        $result .= $this->HeaderLine('MIME-Version', '1.0');
+        $result .= $this->GetMailMIME();
     }
 
     return $result;
-  }
-
-  /**
-   * Returns the message MIME.
-   * @access public
-   * @return string
-   */
-  public function GetMailMIME() {
+    }
+
+    /**
+     * Returns the message MIME.
+     * @access public
+     * @return string
+     */
+    public function GetMailMIME() {
     $result = '';
     switch($this->message_type) {
-      case 'plain':
+        case 'plain':
         $result .= $this->HeaderLine('Content-Transfer-Encoding', $this->Encoding);
         $result .= sprintf("Content-Type: %s; charset=\"%s\"", $this->ContentType, $this->CharSet);
         break;
-      case 'attachments':
+        case 'attachments':
       case 'alt_attachments':
         if($this->InlineImageExists()){
-          $result .= sprintf("Content-Type: %s;%s\ttype=\"text/html\";%s\tboundary=\"%s\"%s", 'multipart/related', $this->LE, $this->LE, $this->boundary[1], $this->LE);
+            $result .= sprintf("Content-Type: %s;%s\ttype=\"text/html\";%s\tboundary=\"%s\"%s", 'multipart/related', $this->LE, $this->LE, $this->boundary[1], $this->LE);
         } else {
-          $result .= $this->HeaderLine('Content-Type', 'multipart/mixed;');
-          $result .= $this->TextLine("\tboundary=\"" . $this->boundary[1] . '"');
+            $result .= $this->HeaderLine('Content-Type', 'multipart/mixed;');
+            $result .= $this->TextLine("\tboundary=\"" . $this->boundary[1] . '"');
         }
         break;
-      case 'alt':
+        case 'alt':
         $result .= $this->HeaderLine('Content-Type', 'multipart/alternative;');
         $result .= $this->TextLine("\tboundary=\"" . $this->boundary[1] . '"');
         break;
     }
 
     if($this->Mailer != 'mail') {
-      $result .= $this->LE.$this->LE;
+        $result .= $this->LE.$this->LE;
     }
 
     return $result;
-  }
-
-  /**
-   * Assembles the message body.  Returns an empty string on failure.
-   * @access public
-   * @return string The assembled message body
-   */
-  public function CreateBody() {
+    }
+
+    /**
+     * Assembles the message body.  Returns an empty string on failure.
+     * @access public
+     * @return string The assembled message body
+     */
+    public function CreateBody() {
     $body = '';
 
     if ($this->sign_key_file) {
-      $body .= $this->GetMailMIME();
+        $body .= $this->GetMailMIME();
     }
 
     $this->SetWordWrap();
 
     switch($this->message_type) {
-      case 'alt':
+        case 'alt':
         $body .= $this->GetBoundary($this->boundary[1], '', 'text/plain', '');
         $body .= $this->EncodeString($this->AltBody, $this->Encoding);
         $body .= $this->LE.$this->LE;
@@ -1205,16 +1205,16 @@ 
         $body .= $this->LE.$this->LE;
         $body .= $this->EndBoundary($this->boundary[1]);
         break;
-      case 'plain':
+        case 'plain':
         $body .= $this->EncodeString($this->Body, $this->Encoding);
         break;
-      case 'attachments':
+        case 'attachments':
         $body .= $this->GetBoundary($this->boundary[1], '', '', '');
         $body .= $this->EncodeString($this->Body, $this->Encoding);
         $body .= $this->LE;
         $body .= $this->AttachAll();
         break;
-      case 'alt_attachments':
+        case 'alt_attachments':
         $body .= sprintf("--%s%s", $this->boundary[1], $this->LE);
         $body .= sprintf("Content-Type: %s;%s" . "\tboundary=\"%s\"%s", 'multipart/alternative', $this->LE, $this->boundary[2], $this->LE.$this->LE);
         $body .= $this->GetBoundary($this->boundary[2], '', 'text/plain', '') . $this->LE; // Create text body
@@ -1229,46 +1229,46 @@ 
     }
 
     if ($this->IsError()) {
-      $body = '';
+        $body = '';
     } elseif ($this->sign_key_file) {
-      try {
+        try {
         $file = tempnam('', 'mail');
         file_put_contents($file, $body); //TODO check this worked
         $signed = tempnam("", "signed");
         if (@openssl_pkcs7_sign($file, $signed, "file://".$this->sign_cert_file, array("file://".$this->sign_key_file, $this->sign_key_pass), NULL)) {
-          @unlink($file);
-          @unlink($signed);
-          $body = file_get_contents($signed);
+            @unlink($file);
+            @unlink($signed);
+            $body = file_get_contents($signed);
         } else {
-          @unlink($file);
-          @unlink($signed);
-          throw new phpmailerException($this->Lang("signing").openssl_error_string());
+            @unlink($file);
+            @unlink($signed);
+            throw new phpmailerException($this->Lang("signing").openssl_error_string());
         }
-      } catch (phpmailerException $e) {
+        } catch (phpmailerException $e) {
         $body = '';
         if ($this->exceptions) {
-          throw $e;
+            throw $e;
+        }
         }
-      }
     }
 
     return $body;
-  }
+    }
 
-  /**
-   * Returns the start of a message boundary.
-   * @access private
-   */
-  private function GetBoundary($boundary, $charSet, $contentType, $encoding) {
+    /**
+     * Returns the start of a message boundary.
+     * @access private
+     */
+    private function GetBoundary($boundary, $charSet, $contentType, $encoding) {
     $result = '';
     if($charSet == '') {
-      $charSet = $this->CharSet;
+        $charSet = $this->CharSet;
     }
     if($contentType == '') {
-      $contentType = $this->ContentType;
+        $contentType = $this->ContentType;
     }
     if($encoding == '') {
-      $encoding = $this->Encoding;
+        $encoding = $this->Encoding;
     }
     $result .= $this->TextLine('--' . $boundary);
     $result .= sprintf("Content-Type: %s; charset = \"%s\"", $contentType, $charSet);
@@ -1277,80 +1277,80 @@ 
     $result .= $this->LE;
 
     return $result;
-  }
+    }
 
-  /**
-   * Returns the end of a message boundary.
-   * @access private
-   */
-  private function EndBoundary($boundary) {
+    /**
+     * Returns the end of a message boundary.
+     * @access private
+     */
+    private function EndBoundary($boundary) {
     return $this->LE . '--' . $boundary . '--' . $this->LE;
-  }
-
-  /**
-   * Sets the message type.
-   * @access private
-   * @return void
-   */
-  private function SetMessageType() {
+    }
+
+    /**
+     * Sets the message type.
+     * @access private
+     * @return void
+     */
+    private function SetMessageType() {
     if(count($this->attachment) < 1 && strlen($this->AltBody) < 1) {
-      $this->message_type = 'plain';
+        $this->message_type = 'plain';
     } else {
-      if(count($this->attachment) > 0) {
+        if(count($this->attachment) > 0) {
         $this->message_type = 'attachments';
-      }
-      if(strlen($this->AltBody) > 0 && count($this->attachment) < 1) {
+        }
+        if(strlen($this->AltBody) > 0 && count($this->attachment) < 1) {
         $this->message_type = 'alt';
-      }
-      if(strlen($this->AltBody) > 0 && count($this->attachment) > 0) {
+        }
+        if(strlen($this->AltBody) > 0 && count($this->attachment) > 0) {
         $this->message_type = 'alt_attachments';
-      }
+        }
+    }
     }
-  }
 
-  /**
-   *  Returns a formatted header line.
-   * @access public
-   * @return string
-   */
-  public function HeaderLine($name, $value) {
+    /**
+     *  Returns a formatted header line.
+     * @access public
+     * @return string
+     */
+    public function HeaderLine($name, $value) {
     return $name . ': ' . $value . $this->LE;
-  }
-
-  /**
-   * Returns a formatted mail line.
-   * @access public
-   * @return string
-   */
-  public function TextLine($value) {
+    }
+
+    /**
+     * Returns a formatted mail line.
+     * @access public
+     * @return string
+     */
+    public function TextLine($value) {
     return $value . $this->LE;
-  }
-
-  /////////////////////////////////////////////////
-  // CLASS METHODS, ATTACHMENTS
-  /////////////////////////////////////////////////
-
-  /**
-   * Adds an attachment from a path on the filesystem.
-   * Returns false if the file could not be found
-   * or accessed.
-   * @param string $path Path to the attachment.
-   * @param string $name Overrides the attachment name.
-   * @param string $encoding File encoding (see $Encoding).
-   * @param string $type File extension (MIME) type.
-   * @return bool
-   */
-  public function AddAttachment($path, $name = '', $encoding = 'base64', $type = 'application/octet-stream') {
+    }
+
+    /////////////////////////////////////////////////
+    // CLASS METHODS, ATTACHMENTS
+    /////////////////////////////////////////////////
+
+    /**
+     * Adds an attachment from a path on the filesystem.
+     * Returns false if the file could not be found
+     * or accessed.
+     * @param string $path Path to the attachment.
+     * @param string $name Overrides the attachment name.
+     * @param string $encoding File encoding (see $Encoding).
+     * @param string $type File extension (MIME) type.
+     * @return bool
+     */
+    public function AddAttachment($path, $name = '', $encoding = 'base64', $type = 'application/octet-stream') {
     try {
-      if ( !@is_file($path) ) {
+        if ( !@is_file($path) ) {
         throw new phpmailerException($this->Lang('file_access') . $path, self::STOP_CONTINUE);
-      }
-      $filename = basename($path);
-      if ( $name == '' ) {
+        }
+        $filename = basename($path);
+        if ( $name == '' ) {
         $name = $filename;
-      }
+        }
 
-      $this->attachment[] = array(
+        $this->attachment[] = array(
         0 => $path,
         1 => $filename,
         2 => $name,
@@ -1359,36 +1359,36 @@ 
         5 => false,  // isStringAttachment
         6 => 'attachment',
         7 => 0
-      );
+        );
 
     } catch (phpmailerException $e) {
-      $this->SetError($e->getMessage());
-      if ($this->exceptions) {
+        $this->SetError($e->getMessage());
+        if ($this->exceptions) {
         throw $e;
-      }
-      error_log($e->getMessage()."\n");
-      if ( $e->getCode() == self::STOP_CRITICAL ) {
+        }
+        error_log($e->getMessage()."\n");
+        if ( $e->getCode() == self::STOP_CRITICAL ) {
         return false;
-      }
+        }
     }
     return true;
-  }
+    }
 
-  /**
-  * Return the current array of attachments
-  * @return array
-  */
-  public function GetAttachments() {
+    /**
+     * Return the current array of attachments
+     * @return array
+     */
+    public function GetAttachments() {
     return $this->attachment;
-  }
-
-  /**
-   * Attaches all fs, string, and binary attachments to the message.
-   * Returns an empty string on failure.
-   * @access private
-   * @return string
-   */
-  private function AttachAll() {
+    }
+
+    /**
+     * Attaches all fs, string, and binary attachments to the message.
+     * Returns an empty string on failure.
+     * @access private
+     * @return string
+     */
+    private function AttachAll() {
     // Return text of body
     $mime = array();
     $cidUniq = array();
@@ -1396,70 +1396,70 @@ 
 
     // Add all attachments
     foreach ($this->attachment as $attachment) {
-      // Check for string attachment
-      $bString = $attachment[5];
-      if ($bString) {
+        // Check for string attachment
+        $bString = $attachment[5];
+        if ($bString) {
         $string = $attachment[0];
-      } else {
+        } else {
         $path = $attachment[0];
-      }
-
-      if (in_array($attachment[0], $incl)) { continue; }
-      $filename    = $attachment[1];
-      $name        = $attachment[2];
-      $encoding    = $attachment[3];
-      $type        = $attachment[4];
-      $disposition = $attachment[6];
-      $cid         = $attachment[7];
-      $incl[]      = $attachment[0];
-      if ( $disposition == 'inline' && isset($cidUniq[$cid]) ) { continue; }
-      $cidUniq[$cid] = true;
-
-      $mime[] = sprintf("--%s%s", $this->boundary[1], $this->LE);
-      $mime[] = sprintf("Content-Type: %s; name=\"%s\"%s", $type, $this->EncodeHeader($this->SecureHeader($name)), $this->LE);
-      $mime[] = sprintf("Content-Transfer-Encoding: %s%s", $encoding, $this->LE);
-
-      if($disposition == 'inline') {
+        }
+
+        if (in_array($attachment[0], $incl)) { continue; }
+        $filename    = $attachment[1];
+        $name        = $attachment[2];
+        $encoding    = $attachment[3];
+        $type        = $attachment[4];
+        $disposition = $attachment[6];
+        $cid         = $attachment[7];
+        $incl[]      = $attachment[0];
+        if ( $disposition == 'inline' && isset($cidUniq[$cid]) ) { continue; }
+        $cidUniq[$cid] = true;
+
+        $mime[] = sprintf("--%s%s", $this->boundary[1], $this->LE);
+        $mime[] = sprintf("Content-Type: %s; name=\"%s\"%s", $type, $this->EncodeHeader($this->SecureHeader($name)), $this->LE);
+        $mime[] = sprintf("Content-Transfer-Encoding: %s%s", $encoding, $this->LE);
+
+        if($disposition == 'inline') {
         $mime[] = sprintf("Content-ID: <%s>%s", $cid, $this->LE);
-      }
+        }
 
-      $mime[] = sprintf("Content-Disposition: %s; filename=\"%s\"%s", $disposition, $this->EncodeHeader($this->SecureHeader($name)), $this->LE.$this->LE);
+        $mime[] = sprintf("Content-Disposition: %s; filename=\"%s\"%s", $disposition, $this->EncodeHeader($this->SecureHeader($name)), $this->LE.$this->LE);
 
-      // Encode as string attachment
-      if($bString) {
+        // Encode as string attachment
+        if($bString) {
         $mime[] = $this->EncodeString($string, $encoding);
         if($this->IsError()) {
-          return '';
+            return '';
         }
         $mime[] = $this->LE.$this->LE;
-      } else {
+        } else {
         $mime[] = $this->EncodeFile($path, $encoding);
         if($this->IsError()) {
-          return '';
+            return '';
         }
         $mime[] = $this->LE.$this->LE;
-      }
+        }
     }
 
     $mime[] = sprintf("--%s--%s", $this->boundary[1], $this->LE);
 
     return join('', $mime);
-  }
-
-  /**
-   * Encodes attachment in requested format.
-   * Returns an empty string on failure.
-   * @param string $path The full path to the file
-   * @param string $encoding The encoding to use; one of 'base64', '7bit', '8bit', 'binary', 'quoted-printable'
-   * @see EncodeFile()
-   * @access private
-   * @return string
-   */
-  private function EncodeFile($path, $encoding = 'base64') {
+    }
+
+    /**
+     * Encodes attachment in requested format.
+     * Returns an empty string on failure.
+     * @param string $path The full path to the file
+     * @param string $encoding The encoding to use; one of 'base64', '7bit', '8bit', 'binary', 'quoted-printable'
+     * @see EncodeFile()
+     * @access private
+     * @return string
+     */
+    private function EncodeFile($path, $encoding = 'base64') {
     try {
-      if (!is_readable($path)) {
+        if (!is_readable($path)) {
         throw new phpmailerException($this->Lang('file_open') . $path, self::STOP_CONTINUE);
-      }
+        }
         $magic_quotes = get_magic_quotes_runtime();
         if ($magic_quotes) {
             if (version_compare(PHP_VERSION, '5.3.0', '<')) {
@@ -1479,114 +1479,114 @@ 
         }
         return $file_buffer;
     } catch (Exception $e) {
-      $this->SetError($e->getMessage());
-      return '';
-    }
-  }
-
-  /**
-   * Encodes string to requested format.
-   * Returns an empty string on failure.
-   * @param string $str The text to encode
-   * @param string $encoding The encoding to use; one of 'base64', '7bit', '8bit', 'binary', 'quoted-printable'
-   * @access public
-   * @return string
-   */
-  public function EncodeString ($str, $encoding = 'base64') {
+        $this->SetError($e->getMessage());
+        return '';
+    }
+    }
+
+    /**
+     * Encodes string to requested format.
+     * Returns an empty string on failure.
+     * @param string $str The text to encode
+     * @param string $encoding The encoding to use; one of 'base64', '7bit', '8bit', 'binary', 'quoted-printable'
+     * @access public
+     * @return string
+     */
+    public function EncodeString ($str, $encoding = 'base64') {
     $encoded = '';
     switch(strtolower($encoding)) {
-      case 'base64':
+        case 'base64':
         $encoded = chunk_split(base64_encode($str), 76, $this->LE);
         break;
-      case '7bit':
+        case '7bit':
       case '8bit':
         $encoded = $this->FixEOL($str);
         //Make sure it ends with a line break
         if (substr($encoded, -(strlen($this->LE))) != $this->LE)
-          $encoded .= $this->LE;
+            $encoded .= $this->LE;
         break;
-      case 'binary':
+        case 'binary':
         $encoded = $str;
         break;
-      case 'quoted-printable':
+        case 'quoted-printable':
         $encoded = $this->EncodeQP($str);
         break;
-      default:
+        default:
         $this->SetError($this->Lang('encoding') . $encoding);
         break;
     }
     return $encoded;
-  }
-
-  /**
-   * Encode a header string to best (shortest) of Q, B, quoted or none.
-   * @access public
-   * @return string
-   */
-  public function EncodeHeader($str, $position = 'text') {
+    }
+
+    /**
+     * Encode a header string to best (shortest) of Q, B, quoted or none.
+     * @access public
+     * @return string
+     */
+    public function EncodeHeader($str, $position = 'text') {
     $x = 0;
 
     switch (strtolower($position)) {
-      case 'phrase':
+        case 'phrase':
         if (!preg_match('/[\200-\377]/', $str)) {
-          // Can't use addslashes as we don't know what value has magic_quotes_sybase
-          $encoded = addcslashes($str, "\0..\37\177\\\"");
-          if (($str == $encoded) && !preg_match('/[^A-Za-z0-9!#$%&\'*+\/=?^_`{|}~ -]/', $str)) {
+            // Can't use addslashes as we don't know what value has magic_quotes_sybase
+            $encoded = addcslashes($str, "\0..\37\177\\\"");
+            if (($str == $encoded) && !preg_match('/[^A-Za-z0-9!#$%&\'*+\/=?^_`{|}~ -]/', $str)) {
             return ($encoded);
-          } else {
+            } else {
             return ("\"$encoded\"");
-          }
+            }
         }
         $x = preg_match_all('/[^\040\041\043-\133\135-\176]/', $str, $matches);
         break;
-      case 'comment':
+        case 'comment':
         $x = preg_match_all('/[()"]/', $str, $matches);
         // Fall-through
-      case 'text':
+        case 'text':
       default:
         $x += preg_match_all('/[\000-\010\013\014\016-\037\177-\377]/', $str, $matches);
         break;
     }
 
     if ($x == 0) {
-      return ($str);
+        return ($str);
     }
 
     $maxlen = 75 - 7 - strlen($this->CharSet);
     // Try to select the encoding which should produce the shortest output
     if (strlen($str)/3 < $x) {
-      $encoding = 'B';
-      // Modified by Ivan Tcholakov, 24-JAN-2010.
-      //if (function_exists('mb_strlen') && $this->HasMultiBytes($str)) {
-      if ($this->HasMultiBytes($str)) {
-      //
+        $encoding = 'B';
+        // Modified by Ivan Tcholakov, 24-JAN-2010.
+        //if (function_exists('mb_strlen') && $this->HasMultiBytes($str)) {
+        if ($this->HasMultiBytes($str)) {
+        //
         // Use a custom function which correctly encodes and wraps long
         // multibyte strings without breaking lines within a character
         $encoded = $this->Base64EncodeWrapMB($str);
-      } else {
+        } else {
         $encoded = base64_encode($str);
         $maxlen -= $maxlen % 4;
         $encoded = trim(chunk_split($encoded, $maxlen, "\n"));
-      }
+        }
     } else {
-      $encoding = 'Q';
-      $encoded = $this->EncodeQ($str, $position);
-      $encoded = $this->WrapText($encoded, $maxlen, true);
-      $encoded = str_replace('='.$this->LE, "\n", trim($encoded));
+        $encoding = 'Q';
+        $encoded = $this->EncodeQ($str, $position);
+        $encoded = $this->WrapText($encoded, $maxlen, true);
+        $encoded = str_replace('='.$this->LE, "\n", trim($encoded));
     }
 
     $encoded = preg_replace('/^(.*)$/m', " =?".$this->CharSet."?$encoding?\\1?=", $encoded);
     $encoded = trim(str_replace("\n", $this->LE, $encoded));
 
     return $encoded;
-  }
-
-  /**
-   * Checks if a string contains multibyte characters.
-   * @access public
-   * @param string $str multi-byte text to wrap encode
-   * @return bool
-   */
+    }
+
+    /**
+     * Checks if a string contains multibyte characters.
+     * @access public
+     * @param string $str multi-byte text to wrap encode
+     * @return bool
+     */
     public function HasMultiBytes($str)
     {
         if (function_exists('mb_strlen')) {
@@ -1597,15 +1597,15 @@ 
 
     }
 
-  /**
-   * Correctly encodes and wraps long multibyte strings for mail headers
-   * without breaking lines within a character.
-   * Adapted from a function by paravoid at http://uk.php.net/manual/en/function.mb-encode-mimeheader.php
-   * @access public
-   * @param string $str multi-byte text to wrap encode
-   * @return string
-   */
-  public function Base64EncodeWrapMB($str) {
+    /**
+     * Correctly encodes and wraps long multibyte strings for mail headers
+     * without breaking lines within a character.
+     * Adapted from a function by paravoid at http://uk.php.net/manual/en/function.mb-encode-mimeheader.php
+     * @access public
+     * @param string $str multi-byte text to wrap encode
+     * @return string
+     */
+    public function Base64EncodeWrapMB($str) {
     $start = "=?".$this->CharSet."?B?";
     $end = "?=";
     $encoded = "";
@@ -1622,9 +1622,9 @@ 
     $offset = $avgLength = floor($length * $ratio * .75);
 
     for ($i = 0; $i < $mb_length; $i += $offset) {
-      $lookBack = 0;
+        $lookBack = 0;
 
-      do {
+        do {
         $offset = $avgLength - $lookBack;
         // Modified by Ivan Tcholakov, 24-JAN-2010.
         //$chunk = mb_substr($str, $i, $offset, $this->CharSet);
@@ -1632,85 +1632,85 @@ 
         //
         $chunk = base64_encode($chunk);
         $lookBack++;
-      }
-      while (strlen($chunk) > $length);
+        }
+        while (strlen($chunk) > $length);
 
-      $encoded .= $chunk . $this->LE;
+        $encoded .= $chunk . $this->LE;
     }
 
     // Chomp the last linefeed
     $encoded = substr($encoded, 0, -strlen($this->LE));
     return $encoded;
-  }
-
-  /**
-  * Encode string to quoted-printable.
-  * Only uses standard PHP, slow, but will always work
-  * @access public
-  * @param string $string the text to encode
-  * @param integer $line_max Number of chars allowed on a line before wrapping
-  * @return string
-  */
-  public function EncodeQPphp( $input = '', $line_max = 76, $space_conv = false) {
+    }
+
+    /**
+     * Encode string to quoted-printable.
+     * Only uses standard PHP, slow, but will always work
+     * @access public
+     * @param string $string the text to encode
+     * @param integer $line_max Number of chars allowed on a line before wrapping
+     * @return string
+     */
+    public function EncodeQPphp( $input = '', $line_max = 76, $space_conv = false) {
     $hex = array('0','1','2','3','4','5','6','7','8','9','A','B','C','D','E','F');
     $lines = preg_split('/(?:\r\n|\r|\n)/', $input);
     $eol = "\r\n";
     $escape = '=';
     $output = '';
     while( list(, $line) = each($lines) ) {
-      $linlen = strlen($line);
-      $newline = '';
-      for($i = 0; $i < $linlen; $i++) {
+        $linlen = strlen($line);
+        $newline = '';
+        for($i = 0; $i < $linlen; $i++) {
         $c = substr( $line, $i, 1 );
         $dec = ord( $c );
         if ( ( $i == 0 ) && ( $dec == 46 ) ) { // convert first point in the line into =2E
-          $c = '=2E';
+            $c = '=2E';
         }
         if ( $dec == 32 ) {
-          if ( $i == ( $linlen - 1 ) ) { // convert space at eol only
+            if ( $i == ( $linlen - 1 ) ) { // convert space at eol only
             $c = '=20';
-          } else if ( $space_conv ) {
+            } else if ( $space_conv ) {
             $c = '=20';
-          }
+            }
         } elseif ( ($dec == 61) || ($dec < 32 ) || ($dec > 126) ) { // always encode "\t", which is *not* required
-          $h2 = floor($dec/16);
-          $h1 = floor($dec%16);
-          $c = $escape.$hex[$h2].$hex[$h1];
+            $h2 = floor($dec/16);
+            $h1 = floor($dec%16);
+            $c = $escape.$hex[$h2].$hex[$h1];
         }
         if ( (strlen($newline) + strlen($c)) >= $line_max ) { // CRLF is not counted
-          $output .= $newline.$escape.$eol; //  soft line break; " =\r\n" is okay
-          $newline = '';
-          // check if newline first character will be point or not
-          if ( $dec == 46 ) {
+            $output .= $newline.$escape.$eol; //  soft line break; " =\r\n" is okay
+            $newline = '';
+            // check if newline first character will be point or not
+            if ( $dec == 46 ) {
             $c = '=2E';
-          }
+            }
         }
         $newline .= $c;
-      } // end of for
-      $output .= $newline.$eol;
+        } // end of for
+        $output .= $newline.$eol;
     } // end of while
     return $output;
-  }
-
-  /**
-  * Encode string to RFC2045 (6.7) quoted-printable format
-  * Uses a PHP5 stream filter to do the encoding about 64x faster than the old version
-  * Also results in same content as you started with after decoding
-  * @see EncodeQPphp()
-  * @access public
-  * @param string $string the text to encode
-  * @param integer $line_max Number of chars allowed on a line before wrapping
-  * @param boolean $space_conv Dummy param for compatibility with existing EncodeQP function
-  * @return string
-  * @author Marcus Bointon
-  */
-  public function EncodeQP($string, $line_max = 76, $space_conv = false) {
+    }
+
+    /**
+     * Encode string to RFC2045 (6.7) quoted-printable format
+     * Uses a PHP5 stream filter to do the encoding about 64x faster than the old version
+     * Also results in same content as you started with after decoding
+     * @see EncodeQPphp()
+     * @access public
+     * @param string $string the text to encode
+     * @param integer $line_max Number of chars allowed on a line before wrapping
+     * @param boolean $space_conv Dummy param for compatibility with existing EncodeQP function
+     * @return string
+     * @author Marcus Bointon
+     */
+    public function EncodeQP($string, $line_max = 76, $space_conv = false) {
     if (function_exists('quoted_printable_encode')) { //Use native function if it's available (>= PHP5.3)
-      return quoted_printable_encode($string);
+        return quoted_printable_encode($string);
     }
     $filters = stream_get_filters();
     if (!in_array('convert.*', $filters)) { //Got convert stream filter?
-      return $this->EncodeQPphp($string, $line_max, $space_conv); //Fall back to old implementation
+        return $this->EncodeQPphp($string, $line_max, $space_conv); //Fall back to old implementation
     }
     $fp = fopen('php://temp/', 'r+');
     $string = preg_replace('/\r\n?/', $this->LE, $string); //Normalise line breaks
@@ -1723,32 +1723,32 @@ 
     $out = preg_replace('/^\./m', '=2E', $out); //Encode . if it is first char on a line, workaround for bug in Exchange
     fclose($fp);
     return $out;
-  }
-
-  /**
-   * Encode string to q encoding.
-   * @link http://tools.ietf.org/html/rfc2047
-   * @param string $str the text to encode
-   * @param string $position Where the text is going to be used, see the RFC for what that means
-   * @access public
-   * @return string
-   */
-  public function EncodeQ ($str, $position = 'text') {
+    }
+
+    /**
+     * Encode string to q encoding.
+     * @link http://tools.ietf.org/html/rfc2047
+     * @param string $str the text to encode
+     * @param string $position Where the text is going to be used, see the RFC for what that means
+     * @access public
+     * @return string
+     */
+    public function EncodeQ ($str, $position = 'text') {
     // There should not be any EOL in the string
     $encoded = preg_replace('/[\r\n]*/', '', $str);
 
     switch (strtolower($position)) {
-      case 'phrase':
+        case 'phrase':
         $encoded = preg_replace("/([^A-Za-z0-9!*+\/ -])/e", "'='.sprintf('%02X', ord('\\1'))", $encoded);
         break;
-      case 'comment':
+        case 'comment':
         $encoded = preg_replace("/([\(\)\"])/e", "'='.sprintf('%02X', ord('\\1'))", $encoded);
-      case 'text':
+        case 'text':
       default:
         // Replace every high ascii, control =, ? and _ characters
         //TODO using /e (equivalent to eval()) is probably not a good idea
         $encoded = preg_replace('/([\000-\011\013\014\016-\037\075\077\137\177-\377])/e',
-              "'='.sprintf('%02X', ord('\\1'))", $encoded);
+                "'='.sprintf('%02X', ord('\\1'))", $encoded);
         break;
     }
 
@@ -1756,187 +1756,187 @@ 
     $encoded = str_replace(' ', '_', $encoded);
 
     return $encoded;
-  }
-
-  /**
-   * Adds a string or binary attachment (non-filesystem) to the list.
-   * This method can be used to attach ascii or binary data,
-   * such as a BLOB record from a database.
-   * @param string $string String attachment data.
-   * @param string $filename Name of the attachment.
-   * @param string $encoding File encoding (see $Encoding).
-   * @param string $type File extension (MIME) type.
-   * @return void
-   */
-  public function AddStringAttachment($string, $filename, $encoding = 'base64', $type = 'application/octet-stream') {
+    }
+
+    /**
+     * Adds a string or binary attachment (non-filesystem) to the list.
+     * This method can be used to attach ascii or binary data,
+     * such as a BLOB record from a database.
+     * @param string $string String attachment data.
+     * @param string $filename Name of the attachment.
+     * @param string $encoding File encoding (see $Encoding).
+     * @param string $type File extension (MIME) type.
+     * @return void
+     */
+    public function AddStringAttachment($string, $filename, $encoding = 'base64', $type = 'application/octet-stream') {
     // Append to $attachment array
     $this->attachment[] = array(
-      0 => $string,
-      1 => $filename,
-      2 => basename($filename),
-      3 => $encoding,
-      4 => $type,
-      5 => true,  // isStringAttachment
-      6 => 'attachment',
-      7 => 0
+        0 => $string,
+        1 => $filename,
+        2 => basename($filename),
+        3 => $encoding,
+        4 => $type,
+        5 => true,  // isStringAttachment
+        6 => 'attachment',
+        7 => 0
     );
-  }
-
-  /**
-   * Adds an embedded attachment.  This can include images, sounds, and
-   * just about any other document.  Make sure to set the $type to an
-   * image type.  For JPEG images use "image/jpeg" and for GIF images
-   * use "image/gif".
-   * @param string $path Path to the attachment.
-   * @param string $cid Content ID of the attachment.  Use this to identify
-   *        the Id for accessing the image in an HTML form.
-   * @param string $name Overrides the attachment name.
-   * @param string $encoding File encoding (see $Encoding).
-   * @param string $type File extension (MIME) type.
-   * @return bool
-   */
-  public function AddEmbeddedImage($path, $cid, $name = '', $encoding = 'base64', $type = 'application/octet-stream') {
+    }
+
+    /**
+     * Adds an embedded attachment.  This can include images, sounds, and
+     * just about any other document.  Make sure to set the $type to an
+     * image type.  For JPEG images use "image/jpeg" and for GIF images
+     * use "image/gif".
+     * @param string $path Path to the attachment.
+     * @param string $cid Content ID of the attachment.  Use this to identify
+     *        the Id for accessing the image in an HTML form.
+     * @param string $name Overrides the attachment name.
+     * @param string $encoding File encoding (see $Encoding).
+     * @param string $type File extension (MIME) type.
+     * @return bool
+     */
+    public function AddEmbeddedImage($path, $cid, $name = '', $encoding = 'base64', $type = 'application/octet-stream') {
 
     if ( !@is_file($path) ) {
-      $this->SetError($this->Lang('file_access') . $path);
-      return false;
+        $this->SetError($this->Lang('file_access') . $path);
+        return false;
     }
 
     $filename = basename($path);
     if ( $name == '' ) {
-      $name = $filename;
+        $name = $filename;
     }
 
     // Append to $attachment array
     $this->attachment[] = array(
-      0 => $path,
-      1 => $filename,
-      2 => $name,
-      3 => $encoding,
-      4 => $type,
-      5 => false,  // isStringAttachment
-      6 => 'inline',
-      7 => $cid
+        0 => $path,
+        1 => $filename,
+        2 => $name,
+        3 => $encoding,
+        4 => $type,
+        5 => false,  // isStringAttachment
+        6 => 'inline',
+        7 => $cid
     );
 
     return true;
-  }
-
-  /**
-   * Returns true if an inline attachment is present.
-   * @access public
-   * @return bool
-   */
-  public function InlineImageExists() {
+    }
+
+    /**
+     * Returns true if an inline attachment is present.
+     * @access public
+     * @return bool
+     */
+    public function InlineImageExists() {
     foreach($this->attachment as $attachment) {
-      if ($attachment[6] == 'inline') {
+        if ($attachment[6] == 'inline') {
         return true;
-      }
+        }
     }
     return false;
-  }
+    }
 
-  /////////////////////////////////////////////////
-  // CLASS METHODS, MESSAGE RESET
-  /////////////////////////////////////////////////
+    /////////////////////////////////////////////////
+    // CLASS METHODS, MESSAGE RESET
+    /////////////////////////////////////////////////
 
-  /**
-   * Clears all recipients assigned in the TO array.  Returns void.
-   * @return void
-   */
-  public function ClearAddresses() {
+    /**
+     * Clears all recipients assigned in the TO array.  Returns void.
+     * @return void
+     */
+    public function ClearAddresses() {
     foreach($this->to as $to) {
-      unset($this->all_recipients[strtolower($to[0])]);
+        unset($this->all_recipients[strtolower($to[0])]);
     }
     $this->to = array();
-  }
+    }
 
-  /**
-   * Clears all recipients assigned in the CC array.  Returns void.
-   * @return void
-   */
-  public function ClearCCs() {
+    /**
+     * Clears all recipients assigned in the CC array.  Returns void.
+     * @return void
+     */
+    public function ClearCCs() {
     foreach($this->cc as $cc) {
-      unset($this->all_recipients[strtolower($cc[0])]);
+        unset($this->all_recipients[strtolower($cc[0])]);
     }
     $this->cc = array();
-  }
+    }
 
-  /**
-   * Clears all recipients assigned in the BCC array.  Returns void.
-   * @return void
-   */
-  public function ClearBCCs() {
+    /**
+     * Clears all recipients assigned in the BCC array.  Returns void.
+     * @return void
+     */
+    public function ClearBCCs() {
     foreach($this->bcc as $bcc) {
-      unset($this->all_recipients[strtolower($bcc[0])]);
+        unset($this->all_recipients[strtolower($bcc[0])]);
     }
     $this->bcc = array();
-  }
+    }
 
-  /**
-   * Clears all recipients assigned in the ReplyTo array.  Returns void.
-   * @return void
-   */
-  public function ClearReplyTos() {
+    /**
+     * Clears all recipients assigned in the ReplyTo array.  Returns void.
+     * @return void
+     */
+    public function ClearReplyTos() {
     $this->ReplyTo = array();
-  }
-
-  /**
-   * Clears all recipients assigned in the TO, CC and BCC
-   * array.  Returns void.
-   * @return void
-   */
-  public function ClearAllRecipients() {
+    }
+
+    /**
+     * Clears all recipients assigned in the TO, CC and BCC
+     * array.  Returns void.
+     * @return void
+     */
+    public function ClearAllRecipients() {
     $this->to = array();
     $this->cc = array();
     $this->bcc = array();
     $this->all_recipients = array();
-  }
-
-  /**
-   * Clears all previously set filesystem, string, and binary
-   * attachments.  Returns void.
-   * @return void
-   */
-  public function ClearAttachments() {
+    }
+
+    /**
+     * Clears all previously set filesystem, string, and binary
+     * attachments.  Returns void.
+     * @return void
+     */
+    public function ClearAttachments() {
     $this->attachment = array();
-  }
+    }
 
-  /**
-   * Clears all custom headers.  Returns void.
-   * @return void
-   */
-  public function ClearCustomHeaders() {
+    /**
+     * Clears all custom headers.  Returns void.
+     * @return void
+     */
+    public function ClearCustomHeaders() {
     $this->CustomHeader = array();
-  }
-
-  /////////////////////////////////////////////////
-  // CLASS METHODS, MISCELLANEOUS
-  /////////////////////////////////////////////////
-
-  /**
-   * Adds the error message to the error container.
-   * @access protected
-   * @return void
-   */
-  protected function SetError($msg) {
+    }
+
+    /////////////////////////////////////////////////
+    // CLASS METHODS, MISCELLANEOUS
+    /////////////////////////////////////////////////
+
+    /**
+     * Adds the error message to the error container.
+     * @access protected
+     * @return void
+     */
+    protected function SetError($msg) {
     $this->error_count++;
     if ($this->Mailer == 'smtp' and !is_null($this->smtp)) {
-      $lasterror = $this->smtp->getError();
-      if (!empty($lasterror) and array_key_exists('smtp_msg', $lasterror)) {
+        $lasterror = $this->smtp->getError();
+        if (!empty($lasterror) and array_key_exists('smtp_msg', $lasterror)) {
         $msg .= '<p>' . $this->Lang('smtp_error') . $lasterror['smtp_msg'] . "</p>\n";
-      }
+        }
     }
     $this->ErrorInfo = $msg;
-  }
-
-  /**
-   * Returns the proper RFC 822 formatted date.
-   * @access public
-   * @return string
-   * @static
-   */
-  public static function RFCDate() {
+    }
+
+    /**
+     * Returns the proper RFC 822 formatted date.
+     * @access public
+     * @return string
+     * @static
+     */
+    public static function RFCDate() {
     $tz = date('Z');
     $tzs = ($tz < 0) ? '-' : '+';
     $tz = abs($tz);
@@ -1944,346 +1944,346 @@ 
     $result = sprintf("%s %s%04d", date('D, j M Y H:i:s'), $tzs, $tz);
 
     return $result;
-  }
-
-  /**
-   * Returns the server hostname or 'localhost.localdomain' if unknown.
-   * @access private
-   * @return string
-   */
-  private function ServerHostname() {
+    }
+
+    /**
+     * Returns the server hostname or 'localhost.localdomain' if unknown.
+     * @access private
+     * @return string
+     */
+    private function ServerHostname() {
     if (!empty($this->Hostname)) {
-      $result = $this->Hostname;
+        $result = $this->Hostname;
     } elseif (isset($_SERVER['SERVER_NAME'])) {
-      $result = $_SERVER['SERVER_NAME'];
+        $result = $_SERVER['SERVER_NAME'];
     } else {
-      $result = 'localhost.localdomain';
+        $result = 'localhost.localdomain';
     }
 
     return $result;
-  }
-
-  /**
-   * Returns a message in the appropriate language.
-   * @access private
-   * @return string
-   */
-  private function Lang($key) {
+    }
+
+    /**
+     * Returns a message in the appropriate language.
+     * @access private
+     * @return string
+     */
+    private function Lang($key) {
     if(count($this->language) < 1) {
-      $this->SetLanguage('en'); // set the default language
+        $this->SetLanguage('en'); // set the default language
     }
 
     if(isset($this->language[$key])) {
-      return $this->language[$key];
+        return $this->language[$key];
     } else {
-      return 'Language string failed to load: ' . $key;
+        return 'Language string failed to load: ' . $key;
+    }
     }
-  }
 
-  /**
-   * Returns true if an error occurred.
-   * @access public
-   * @return bool
-   */
-  public function IsError() {
+    /**
+     * Returns true if an error occurred.
+     * @access public
+     * @return bool
+     */
+    public function IsError() {
     return ($this->error_count > 0);
-  }
-
-  /**
-   * Changes every end of line from CR or LF to CRLF.
-   * @access private
-   * @return string
-   */
-  private function FixEOL($str) {
+    }
+
+    /**
+     * Changes every end of line from CR or LF to CRLF.
+     * @access private
+     * @return string
+     */
+    private function FixEOL($str) {
     $str = str_replace("\r\n", "\n", $str);
     $str = str_replace("\r", "\n", $str);
     $str = str_replace("\n", $this->LE, $str);
     return $str;
-  }
-
-  /**
-   * Adds a custom header.
-   * @access public
-   * @return void
-   */
-  public function AddCustomHeader($custom_header) {
+    }
+
+    /**
+     * Adds a custom header.
+     * @access public
+     * @return void
+     */
+    public function AddCustomHeader($custom_header) {
     $this->CustomHeader[] = explode(':', $custom_header, 2);
-  }
-
-  /**
-   * Evaluates the message and returns modifications for inline images and backgrounds
-   * @access public
-   * @return $message
-   */
-  public function MsgHTML($message, $basedir = '') {
+    }
+
+    /**
+     * Evaluates the message and returns modifications for inline images and backgrounds
+     * @access public
+     * @return $message
+     */
+    public function MsgHTML($message, $basedir = '') {
     preg_match_all("/(src|background)=\"(.*)\"/Ui", $message, $images);
     if(isset($images[2])) {
-      foreach($images[2] as $i => $url) {
+        foreach($images[2] as $i => $url) {
         // do not change urls for absolute images (thanks to corvuscorax)
         if (!preg_match('#^[A-z]+://#',$url)) {
-          $filename = basename($url);
-          $directory = dirname($url);
-          ($directory == '.')?$directory='':'';
-          $cid = 'cid:' . md5($filename);
-          $ext = pathinfo($filename, PATHINFO_EXTENSION);
-          $mimeType  = self::_mime_types($ext);
-          if ( strlen($basedir) > 1 && substr($basedir,-1) != '/') { $basedir .= '/'; }
-          if ( strlen($directory) > 1 && substr($directory,-1) != '/') { $directory .= '/'; }
-          if ( $this->AddEmbeddedImage($basedir.$directory.$filename, md5($filename), $filename, 'base64',$mimeType) ) {
+            $filename = basename($url);
+            $directory = dirname($url);
+            ($directory == '.')?$directory='':'';
+            $cid = 'cid:' . md5($filename);
+            $ext = pathinfo($filename, PATHINFO_EXTENSION);
+            $mimeType  = self::_mime_types($ext);
+            if ( strlen($basedir) > 1 && substr($basedir,-1) != '/') { $basedir .= '/'; }
+            if ( strlen($directory) > 1 && substr($directory,-1) != '/') { $directory .= '/'; }
+            if ( $this->AddEmbeddedImage($basedir.$directory.$filename, md5($filename), $filename, 'base64',$mimeType) ) {
             $message = preg_replace("/".$images[1][$i]."=\"".preg_quote($url, '/')."\"/Ui", $images[1][$i]."=\"".$cid."\"", $message);
-          }
+            }
+        }
         }
-      }
     }
     $this->IsHTML(true);
     $this->Body = $message;
     $textMsg = trim(strip_tags(preg_replace('/<(head|title|style|script)[^>]*>.*?<\/\\1>/s','',$message)));
     if (!empty($textMsg) && empty($this->AltBody)) {
-      $this->AltBody = html_entity_decode($textMsg);
+        $this->AltBody = html_entity_decode($textMsg);
     }
     if (empty($this->AltBody)) {
-      $this->AltBody = 'To view this email message, open it in a program that understands HTML!' . "\n\n";
-    }
-  }
-
-  /**
-   * Gets the MIME type of the embedded or inline image
-   * @param string File extension
-   * @access public
-   * @return string MIME type of ext
-   * @static
-   */
-  public static function _mime_types($ext = '') {
+        $this->AltBody = 'To view this email message, open it in a program that understands HTML!' . "\n\n";
+    }
+    }
+
+    /**
+     * Gets the MIME type of the embedded or inline image
+     * @param string File extension
+     * @access public
+     * @return string MIME type of ext
+     * @static
+     */
+    public static function _mime_types($ext = '') {
     $mimes = array(
-      'hqx'   =>  'application/mac-binhex40',
-      'cpt'   =>  'application/mac-compactpro',
-      'doc'   =>  'application/msword',
-      'bin'   =>  'application/macbinary',
-      'dms'   =>  'application/octet-stream',
-      'lha'   =>  'application/octet-stream',
-      'lzh'   =>  'application/octet-stream',
-      'exe'   =>  'application/octet-stream',
-      'class' =>  'application/octet-stream',
-      'psd'   =>  'application/octet-stream',
-      'so'    =>  'application/octet-stream',
-      'sea'   =>  'application/octet-stream',
-      'dll'   =>  'application/octet-stream',
-      'oda'   =>  'application/oda',
-      'pdf'   =>  'application/pdf',
-      'ai'    =>  'application/postscript',
-      'eps'   =>  'application/postscript',
-      'ps'    =>  'application/postscript',
-      'smi'   =>  'application/smil',
-      'smil'  =>  'application/smil',
-      'mif'   =>  'application/vnd.mif',
-      'xls'   =>  'application/vnd.ms-excel',
-      'ppt'   =>  'application/vnd.ms-powerpoint',
-      'wbxml' =>  'application/vnd.wap.wbxml',
-      'wmlc'  =>  'application/vnd.wap.wmlc',
-      'dcr'   =>  'application/x-director',
-      'dir'   =>  'application/x-director',
-      'dxr'   =>  'application/x-director',
-      'dvi'   =>  'application/x-dvi',
-      'gtar'  =>  'application/x-gtar',
-      'php'   =>  'application/x-httpd-php',
-      'php4'  =>  'application/x-httpd-php',
-      'php3'  =>  'application/x-httpd-php',
-      'phtml' =>  'application/x-httpd-php',
-      'phps'  =>  'application/x-httpd-php-source',
-      'js'    =>  'application/x-javascript',
-      'swf'   =>  'application/x-shockwave-flash',
-      'sit'   =>  'application/x-stuffit',
-      'tar'   =>  'application/x-tar',
-      'tgz'   =>  'application/x-tar',
-      'xhtml' =>  'application/xhtml+xml',
-      'xht'   =>  'application/xhtml+xml',
-      'zip'   =>  'application/zip',
-      'mid'   =>  'audio/midi',
-      'midi'  =>  'audio/midi',
-      'mpga'  =>  'audio/mpeg',
-      'mp2'   =>  'audio/mpeg',
-      'mp3'   =>  'audio/mpeg',
-      'aif'   =>  'audio/x-aiff',
-      'aiff'  =>  'audio/x-aiff',
-      'aifc'  =>  'audio/x-aiff',
-      'ram'   =>  'audio/x-pn-realaudio',
-      'rm'    =>  'audio/x-pn-realaudio',
-      'rpm'   =>  'audio/x-pn-realaudio-plugin',
-      'ra'    =>  'audio/x-realaudio',
-      'rv'    =>  'video/vnd.rn-realvideo',
-      'wav'   =>  'audio/x-wav',
-      'bmp'   =>  'image/bmp',
-      'gif'   =>  'image/gif',
-      'jpeg'  =>  'image/jpeg',
-      'jpg'   =>  'image/jpeg',
-      'jpe'   =>  'image/jpeg',
-      'png'   =>  'image/png',
-      'tiff'  =>  'image/tiff',
-      'tif'   =>  'image/tiff',
-      'css'   =>  'text/css',
-      'html'  =>  'text/html',
-      'htm'   =>  'text/html',
-      'shtml' =>  'text/html',
-      'txt'   =>  'text/plain',
-      'text'  =>  'text/plain',
-      'log'   =>  'text/plain',
-      'rtx'   =>  'text/richtext',
-      'rtf'   =>  'text/rtf',
-      'xml'   =>  'text/xml',
-      'xsl'   =>  'text/xml',
-      'mpeg'  =>  'video/mpeg',
-      'mpg'   =>  'video/mpeg',
-      'mpe'   =>  'video/mpeg',
-      'qt'    =>  'video/quicktime',
-      'mov'   =>  'video/quicktime',
-      'avi'   =>  'video/x-msvideo',
-      'movie' =>  'video/x-sgi-movie',
-      'doc'   =>  'application/msword',
-      'word'  =>  'application/msword',
-      'xl'    =>  'application/excel',
-      'eml'   =>  'message/rfc822'
+        'hqx'   =>  'application/mac-binhex40',
+        'cpt'   =>  'application/mac-compactpro',
+        'doc'   =>  'application/msword',
+        'bin'   =>  'application/macbinary',
+        'dms'   =>  'application/octet-stream',
+        'lha'   =>  'application/octet-stream',
+        'lzh'   =>  'application/octet-stream',
+        'exe'   =>  'application/octet-stream',
+        'class' =>  'application/octet-stream',
+        'psd'   =>  'application/octet-stream',
+        'so'    =>  'application/octet-stream',
+        'sea'   =>  'application/octet-stream',
+        'dll'   =>  'application/octet-stream',
+        'oda'   =>  'application/oda',
+        'pdf'   =>  'application/pdf',
+        'ai'    =>  'application/postscript',
+        'eps'   =>  'application/postscript',
+        'ps'    =>  'application/postscript',
+        'smi'   =>  'application/smil',
+        'smil'  =>  'application/smil',
+        'mif'   =>  'application/vnd.mif',
+        'xls'   =>  'application/vnd.ms-excel',
+        'ppt'   =>  'application/vnd.ms-powerpoint',
+        'wbxml' =>  'application/vnd.wap.wbxml',
+        'wmlc'  =>  'application/vnd.wap.wmlc',
+        'dcr'   =>  'application/x-director',
+        'dir'   =>  'application/x-director',
+        'dxr'   =>  'application/x-director',
+        'dvi'   =>  'application/x-dvi',
+        'gtar'  =>  'application/x-gtar',
+        'php'   =>  'application/x-httpd-php',
+        'php4'  =>  'application/x-httpd-php',
+        'php3'  =>  'application/x-httpd-php',
+        'phtml' =>  'application/x-httpd-php',
+        'phps'  =>  'application/x-httpd-php-source',
+        'js'    =>  'application/x-javascript',
+        'swf'   =>  'application/x-shockwave-flash',
+        'sit'   =>  'application/x-stuffit',
+        'tar'   =>  'application/x-tar',
+        'tgz'   =>  'application/x-tar',
+        'xhtml' =>  'application/xhtml+xml',
+        'xht'   =>  'application/xhtml+xml',
+        'zip'   =>  'application/zip',
+        'mid'   =>  'audio/midi',
+        'midi'  =>  'audio/midi',
+        'mpga'  =>  'audio/mpeg',
+        'mp2'   =>  'audio/mpeg',
+        'mp3'   =>  'audio/mpeg',
+        'aif'   =>  'audio/x-aiff',
+        'aiff'  =>  'audio/x-aiff',
+        'aifc'  =>  'audio/x-aiff',
+        'ram'   =>  'audio/x-pn-realaudio',
+        'rm'    =>  'audio/x-pn-realaudio',
+        'rpm'   =>  'audio/x-pn-realaudio-plugin',
+        'ra'    =>  'audio/x-realaudio',
+        'rv'    =>  'video/vnd.rn-realvideo',
+        'wav'   =>  'audio/x-wav',
+        'bmp'   =>  'image/bmp',
+        'gif'   =>  'image/gif',
+        'jpeg'  =>  'image/jpeg',
+        'jpg'   =>  'image/jpeg',
+        'jpe'   =>  'image/jpeg',
+        'png'   =>  'image/png',
+        'tiff'  =>  'image/tiff',
+        'tif'   =>  'image/tiff',
+        'css'   =>  'text/css',
+        'html'  =>  'text/html',
+        'htm'   =>  'text/html',
+        'shtml' =>  'text/html',
+        'txt'   =>  'text/plain',
+        'text'  =>  'text/plain',
+        'log'   =>  'text/plain',
+        'rtx'   =>  'text/richtext',
+        'rtf'   =>  'text/rtf',
+        'xml'   =>  'text/xml',
+        'xsl'   =>  'text/xml',
+        'mpeg'  =>  'video/mpeg',
+        'mpg'   =>  'video/mpeg',
+        'mpe'   =>  'video/mpeg',
+        'qt'    =>  'video/quicktime',
+        'mov'   =>  'video/quicktime',
+        'avi'   =>  'video/x-msvideo',
+        'movie' =>  'video/x-sgi-movie',
+        'doc'   =>  'application/msword',
+        'word'  =>  'application/msword',
+        'xl'    =>  'application/excel',
+        'eml'   =>  'message/rfc822'
     );
     return (!isset($mimes[strtolower($ext)])) ? 'application/octet-stream' : $mimes[strtolower($ext)];
-  }
-
-  /**
-  * Set (or reset) Class Objects (variables)
-  *
-  * Usage Example:
-  * $page->set('X-Priority', '3');
-  *
-  * @access public
-  * @param string $name Parameter Name
-  * @param mixed $value Parameter Value
-  * NOTE: will not work with arrays, there are no arrays to set/reset
-  * @todo Should this not be using __set() magic function?
-  */
-  public function set($name, $value = '') {
+    }
+
+    /**
+     * Set (or reset) Class Objects (variables)
+     *
+     * Usage Example:
+     * $page->set('X-Priority', '3');
+     *
+     * @access public
+     * @param string $name Parameter Name
+     * @param mixed $value Parameter Value
+     * NOTE: will not work with arrays, there are no arrays to set/reset
+     * @todo Should this not be using __set() magic function?
+     */
+    public function set($name, $value = '') {
     try {
-      if (isset($this->$name) ) {
+        if (isset($this->$name) ) {
         $this->$name = $value;
-      } else {
+        } else {
         throw new phpmailerException($this->Lang('variable_set') . $name, self::STOP_CRITICAL);
-      }
+        }
     } catch (Exception $e) {
-      $this->SetError($e->getMessage());
-      if ($e->getCode() == self::STOP_CRITICAL) {
+        $this->SetError($e->getMessage());
+        if ($e->getCode() == self::STOP_CRITICAL) {
         return false;
-      }
+        }
     }
     return true;
-  }
-
-  /**
-   * Strips newlines to prevent header injection.
-   * @access public
-   * @param string $str String
-   * @return string
-   */
-  public function SecureHeader($str) {
+    }
+
+    /**
+     * Strips newlines to prevent header injection.
+     * @access public
+     * @param string $str String
+     * @return string
+     */
+    public function SecureHeader($str) {
     $str = str_replace("\r", '', $str);
     $str = str_replace("\n", '', $str);
     return trim($str);
-  }
-
-  /**
-   * Set the private key file and password to sign the message.
-   *
-   * @access public
-   * @param string $key_filename Parameter File Name
-   * @param string $key_pass Password for private key
-   */
-  public function Sign($cert_filename, $key_filename, $key_pass) {
+    }
+
+    /**
+     * Set the private key file and password to sign the message.
+     *
+     * @access public
+     * @param string $key_filename Parameter File Name
+     * @param string $key_pass Password for private key
+     */
+    public function Sign($cert_filename, $key_filename, $key_pass) {
     $this->sign_cert_file = $cert_filename;
     $this->sign_key_file = $key_filename;
     $this->sign_key_pass = $key_pass;
-  }
-
-  /**
-   * Set the private key file and password to sign the message.
-   *
-   * @access public
-   * @param string $key_filename Parameter File Name
-   * @param string $key_pass Password for private key
-   */
-  public function DKIM_QP($txt) {
+    }
+
+    /**
+     * Set the private key file and password to sign the message.
+     *
+     * @access public
+     * @param string $key_filename Parameter File Name
+     * @param string $key_pass Password for private key
+     */
+    public function DKIM_QP($txt) {
     $tmp="";
     $line="";
     for ($i=0;$i<strlen($txt);$i++) {
-      $ord=ord($txt[$i]);
-      if ( ((0x21 <= $ord) && ($ord <= 0x3A)) || $ord == 0x3C || ((0x3E <= $ord) && ($ord <= 0x7E)) ) {
+        $ord=ord($txt[$i]);
+        if ( ((0x21 <= $ord) && ($ord <= 0x3A)) || $ord == 0x3C || ((0x3E <= $ord) && ($ord <= 0x7E)) ) {
         $line.=$txt[$i];
-      } else {
+        } else {
         $line.="=".sprintf("%02X",$ord);
-      }
+        }
     }
     return $line;
-  }
-
-  /**
-   * Generate DKIM signature
-   *
-   * @access public
-   * @param string $s Header
-   */
-  public function DKIM_Sign($s) {
+    }
+
+    /**
+     * Generate DKIM signature
+     *
+     * @access public
+     * @param string $s Header
+     */
+    public function DKIM_Sign($s) {
     $privKeyStr = file_get_contents($this->DKIM_private);
     if ($this->DKIM_passphrase!='') {
-      $privKey = openssl_pkey_get_private($privKeyStr,$this->DKIM_passphrase);
+        $privKey = openssl_pkey_get_private($privKeyStr,$this->DKIM_passphrase);
     } else {
-      $privKey = $privKeyStr;
+        $privKey = $privKeyStr;
     }
     if (openssl_sign($s, $signature, $privKey)) {
-      return base64_encode($signature);
+        return base64_encode($signature);
+    }
     }
-  }
 
-  /**
-   * Generate DKIM Canonicalization Header
-   *
-   * @access public
-   * @param string $s Header
-   */
-  public function DKIM_HeaderC($s) {
+    /**
+     * Generate DKIM Canonicalization Header
+     *
+     * @access public
+     * @param string $s Header
+     */
+    public function DKIM_HeaderC($s) {
     $s=preg_replace("/\r\n\s+/"," ",$s);
     $lines=explode("\r\n",$s);
     foreach ($lines as $key=>$line) {
-      list($heading,$value)=explode(":",$line,2);
-      $heading=strtolower($heading);
-      $value=preg_replace("/\s+/"," ",$value) ; // Compress useless spaces
-      $lines[$key]=$heading.":".trim($value) ; // Don't forget to remove WSP around the value
+        list($heading,$value)=explode(":",$line,2);
+        $heading=strtolower($heading);
+        $value=preg_replace("/\s+/"," ",$value) ; // Compress useless spaces
+        $lines[$key]=$heading.":".trim($value) ; // Don't forget to remove WSP around the value
     }
     $s=implode("\r\n",$lines);
     return $s;
-  }
-
-  /**
-   * Generate DKIM Canonicalization Body
-   *
-   * @access public
-   * @param string $body Message Body
-   */
-  public function DKIM_BodyC($body) {
+    }
+
+    /**
+     * Generate DKIM Canonicalization Body
+     *
+     * @access public
+     * @param string $body Message Body
+     */
+    public function DKIM_BodyC($body) {
     if ($body == '') return "\r\n";
     // stabilize line endings
     $body=str_replace("\r\n","\n",$body);
     $body=str_replace("\n","\r\n",$body);
     // END stabilize line endings
     while (substr($body,strlen($body)-4,4) == "\r\n\r\n") {
-      $body=substr($body,0,strlen($body)-2);
+        $body=substr($body,0,strlen($body)-2);
     }
     return $body;
-  }
-
-  /**
-   * Create the DKIM header, body, as new header
-   *
-   * @access public
-   * @param string $headers_line Header lines
-   * @param string $subject Subject
-   * @param string $body Body
-   */
-  public function DKIM_Add($headers_line,$subject,$body) {
+    }
+
+    /**
+     * Create the DKIM header, body, as new header
+     *
+     * @access public
+     * @param string $headers_line Header lines
+     * @param string $subject Subject
+     * @param string $body Body
+     */
+    public function DKIM_Add($headers_line,$subject,$body) {
     $DKIMsignatureType    = 'rsa-sha1'; // Signature & hash algorithms
     $DKIMcanonicalization = 'relaxed/simple'; // Canonicalization of header/body
     $DKIMquery            = 'dns/txt'; // Query method
@@ -2291,11 +2291,11 @@ 
     $subject_header       = "Subject: $subject";
     $headers              = explode("\r\n",$headers_line);
     foreach($headers as $header) {
-      if (strpos($header,'From:') === 0) {
+        if (strpos($header,'From:') === 0) {
         $from_header=$header;
-      } elseif (strpos($header,'To:') === 0) {
+        } elseif (strpos($header,'To:') === 0) {
         $to_header=$header;
-      }
+        }
     }
     $from     = str_replace('|','=7C',$this->DKIM_QP($from_header));
     $to       = str_replace('|','=7C',$this->DKIM_QP($to_header));
@@ -2316,20 +2316,20 @@ 
     $toSign   = $this->DKIM_HeaderC($from_header . "\r\n" . $to_header . "\r\n" . $subject_header . "\r\n" . $dkimhdrs);
     $signed   = $this->DKIM_Sign($toSign);
     return "X-PHPMAILER-DKIM: phpmailer.worxware.com\r\n".$dkimhdrs.$signed."\r\n";
-  }
+    }
 
-  protected function doCallback($isSent,$to,$cc,$bcc,$subject,$body) {
+    protected function doCallback($isSent,$to,$cc,$bcc,$subject,$body) {
     if (!empty($this->action_function) && function_exists($this->action_function)) {
-      $params = array($isSent,$to,$cc,$bcc,$subject,$body);
-      call_user_func_array($this->action_function,$params);
+        $params = array($isSent,$to,$cc,$bcc,$subject,$body);
+        call_user_func_array($this->action_function,$params);
+    }
     }
-  }
 }
 
 class phpmailerException extends Exception {
-  public function errorMessage() {
+    public function errorMessage() {
     $errorMsg = '<strong>' . $this->getMessage() . "</strong><br />\n";
     return $errorMsg;
-  }
+    }
 }
 ?>

main/inc/lib/chat.lib.php

Indentation +9 added lines, -9 removed lines

@@ -39,11 +39,11 @@ 
     }
 
     /**
-    * Set user chat status
-    * @param int 0 if disconnected, 1 if connected
+     * Set user chat status
+     * @param int 0 if disconnected, 1 if connected
      *
-    * @return void
-    */
+     * @return void
+     */
     public function setUserStatus($status)
     {
         UserManager::update_extra_field_value(api_get_user_id(), 'user_chat_status', $status);
@@ -147,10 +147,10 @@ 
     }
 
     /**
-    * Returns an array of messages inside a chat session with a specific user
-    * @param int The ID of the user with whom the current user is chatting
-    * @return array Messages list
-    */
+     * Returns an array of messages inside a chat session with a specific user
+     * @param int The ID of the user with whom the current user is chatting
+     * @return array Messages list
+     */
     public function box_session($user_id)
     {
         $items = array();
@@ -297,7 +297,7 @@ 
             }
         }
          
-         return false;
+            return false;
     }
     
     public function is_chat_blocked_by_exercises()

main/inc/lib/array.lib.php

Indentation +16 added lines, -16 removed lines

@@ -108,24 +108,24 @@
  */
 function utf8_sort($array)
 {
-	$old_locale = setlocale(LC_ALL, null);
-	$code = api_get_language_isocode();
-	$locale_list = array($code.'.utf8', 'en.utf8','en_US.utf8','en_GB.utf8');
-	$try_sort = false;
+    $old_locale = setlocale(LC_ALL, null);
+    $code = api_get_language_isocode();
+    $locale_list = array($code.'.utf8', 'en.utf8','en_US.utf8','en_GB.utf8');
+    $try_sort = false;
 
-	foreach($locale_list as $locale) {
-		$my_local = setlocale(LC_COLLATE, $locale);
-		if ($my_local) {
-			$try_sort = true;
-			break;
-		}
-	}
+    foreach($locale_list as $locale) {
+        $my_local = setlocale(LC_COLLATE, $locale);
+        if ($my_local) {
+            $try_sort = true;
+            break;
+        }
+    }
 
-	if ($try_sort) {
-		uasort($array, 'strcoll');
-	}
-	setlocale(LC_COLLATE, $old_locale);
-	return $array;
+    if ($try_sort) {
+        uasort($array, 'strcoll');
+    }
+    setlocale(LC_COLLATE, $old_locale);
+    return $array;
 }
 
 /**

main/inc/lib/legal.lib.php

Indentation +121 added lines, -121 removed lines

@@ -15,15 +15,15 @@ 
     {
     }
 
-	/**
-	 * Add a new Term and Condition
-	 * @param int $language language id
-	 * @param string $content content
-	 * @param int $type term and condition type (0 or 1)
-	 * @param string $changes explain changes
-	 * @return boolean success
-	 */
-	public static function add($language, $content, $type, $changes)
+    /**
+     * Add a new Term and Condition
+     * @param int $language language id
+     * @param string $content content
+     * @param int $type term and condition type (0 or 1)
+     * @param string $changes explain changes
+     * @return boolean success
+     */
+    public static function add($language, $content, $type, $changes)
     {
         $legal_table = Database::get_main_table(TABLE_MAIN_LEGAL);
         $last = self::get_last_condition($language);
@@ -60,62 +60,62 @@ 
         }
     }
 
-	public static function delete($id)
+    public static function delete($id)
     {
-		/*
+        /*
 		$legal_table = Database::get_main_table(TABLE_MAIN_LEGAL);
 		$id = intval($id);
 		$sql = "DELETE FROM $legal_table WHERE legal_id = '".$id."'";
 		*/
-	}
-
-	/**
-	 * Gets the last version of a Term and condition by language
-	 * @param int $language language id
-	 * @return array all the info of a Term and condition
-	 */
-	public static function get_last_condition_version($language)
+    }
+
+    /**
+     * Gets the last version of a Term and condition by language
+     * @param int $language language id
+     * @return array all the info of a Term and condition
+     */
+    public static function get_last_condition_version($language)
     {
-		$legal_conditions_table = Database::get_main_table(TABLE_MAIN_LEGAL);
-		$language= Database::escape_string($language);
-		$sql = "SELECT version FROM $legal_conditions_table
+        $legal_conditions_table = Database::get_main_table(TABLE_MAIN_LEGAL);
+        $language= Database::escape_string($language);
+        $sql = "SELECT version FROM $legal_conditions_table
 		        WHERE language_id = '".$language."'
 		        ORDER BY legal_id DESC LIMIT 1 ";
-		$result = Database::query($sql);
-		$row = Database::fetch_array($result);
+        $result = Database::query($sql);
+        $row = Database::fetch_array($result);
         if (Database::num_rows($result) > 0) {
 
-			return $row['version'];
-		} else {
+            return $row['version'];
+        } else {
 
-			return 0;
-		}
-	}
+            return 0;
+        }
+    }
 
-	/**
-	 * Gets the data of a Term and condition by language
-	 * @param int $language language id
-	 * @return array all the info of a Term and condition
-	 */
-	public static function get_last_condition ($language)
+    /**
+     * Gets the data of a Term and condition by language
+     * @param int $language language id
+     * @return array all the info of a Term and condition
+     */
+    public static function get_last_condition ($language)
     {
-		$legal_conditions_table = Database::get_main_table(TABLE_MAIN_LEGAL);
-		$language= Database::escape_string($language);
-		$sql = "SELECT * FROM $legal_conditions_table
+        $legal_conditions_table = Database::get_main_table(TABLE_MAIN_LEGAL);
+        $language= Database::escape_string($language);
+        $sql = "SELECT * FROM $legal_conditions_table
                 WHERE language_id = '".$language."'
                 ORDER BY version DESC
                 LIMIT 1 ";
-		$result = Database::query($sql);
+        $result = Database::query($sql);
 
-		return Database::fetch_array($result);
-	}
+        return Database::fetch_array($result);
+    }
 
-	/**
-	 * Gets the last version of a Term and condition by language
-	 * @param int $language language id
-	 * @return boolean | int the version or false if does not exist
-	 */
-	public static function get_last_version($language)
+    /**
+     * Gets the last version of a Term and condition by language
+     * @param int $language language id
+     * @return boolean | int the version or false if does not exist
+     */
+    public static function get_last_version($language)
     {
         $legal_conditions_table = Database::get_main_table(TABLE_MAIN_LEGAL);
         $language = intval($language);
@@ -133,15 +133,15 @@ 
 
             return false;
         }
-	}
+    }
 
-	/**
-	 * Show the last condition
-	 * @param array with type and content i.e array('type'=>'1', 'content'=>'hola');
+    /**
+     * Show the last condition
+     * @param array with type and content i.e array('type'=>'1', 'content'=>'hola');
      *
-	 * @return string html preview
-	 */
-	public static function show_last_condition($term_preview)
+     * @return string html preview
+     */
+    public static function show_last_condition($term_preview)
     {
         $preview = '';
         switch ($term_preview['type']) {
@@ -167,80 +167,80 @@ 
             default:
                 break;
         }
-		return 	$preview;
-	}
-
-	/**
-	 * Get the terms and condition table (only for maintenance)
-	 * @param int offset
-	 * @param int number of items
-	 * @param int column
-	 * @return array
-	 */
-	public static function get_legal_data($from, $number_of_items, $column)
+        return 	$preview;
+    }
+
+    /**
+     * Get the terms and condition table (only for maintenance)
+     * @param int offset
+     * @param int number of items
+     * @param int column
+     * @return array
+     */
+    public static function get_legal_data($from, $number_of_items, $column)
     {
-		$legal_conditions_table = Database::get_main_table(TABLE_MAIN_LEGAL);
-		$lang_table = Database::get_main_table(TABLE_MAIN_LANGUAGE);
-		$from = intval($from);
-		$number_of_items = intval($number_of_items);
-		$column = intval($column);
+        $legal_conditions_table = Database::get_main_table(TABLE_MAIN_LEGAL);
+        $lang_table = Database::get_main_table(TABLE_MAIN_LANGUAGE);
+        $from = intval($from);
+        $number_of_items = intval($number_of_items);
+        $column = intval($column);
 
- 		$sql  = "SELECT version, original_name as language, content, changes, type, FROM_UNIXTIME(date)
+            $sql  = "SELECT version, original_name as language, content, changes, type, FROM_UNIXTIME(date)
 				FROM $legal_conditions_table inner join $lang_table l on(language_id = l.id) ";
-		$sql .= "ORDER BY language, version ASC ";
-		$sql .= "LIMIT $from, $number_of_items ";
-
-		$result = Database::query($sql);
-		$legals = array ();
-		$versions = array ();
-		while ($legal = Database::fetch_array($result)) {
-			// max 2000 chars
-			//echo strlen($legal[1]); echo '<br>';
-			$versions[]=$legal[0];
-			$languages[]=$legal[1];
-			if (strlen($legal[2])>2000)
-				$legal[2]= substr($legal[2],0,2000).' ... ';
-			if ($legal[4]==0)
-				$legal[4]= get_lang('HTMLText');
-			elseif($legal[4]==1)
-				$legal[4]=get_lang('PageLink');
-			$legals[] = $legal;
-		}
-		return $legals;
-	}
-
-	/**
-	 * Gets the number of terms and conditions available
-	 * @return int
-	 */
-	public static function count()
+        $sql .= "ORDER BY language, version ASC ";
+        $sql .= "LIMIT $from, $number_of_items ";
+
+        $result = Database::query($sql);
+        $legals = array ();
+        $versions = array ();
+        while ($legal = Database::fetch_array($result)) {
+            // max 2000 chars
+            //echo strlen($legal[1]); echo '<br>';
+            $versions[]=$legal[0];
+            $languages[]=$legal[1];
+            if (strlen($legal[2])>2000)
+                $legal[2]= substr($legal[2],0,2000).' ... ';
+            if ($legal[4]==0)
+                $legal[4]= get_lang('HTMLText');
+            elseif($legal[4]==1)
+                $legal[4]=get_lang('PageLink');
+            $legals[] = $legal;
+        }
+        return $legals;
+    }
+
+    /**
+     * Gets the number of terms and conditions available
+     * @return int
+     */
+    public static function count()
     {
-		$legal_conditions_table = Database::get_main_table(TABLE_MAIN_LEGAL);
-		$sql = "SELECT count(*) as count_result
+        $legal_conditions_table = Database::get_main_table(TABLE_MAIN_LEGAL);
+        $sql = "SELECT count(*) as count_result
 		        FROM $legal_conditions_table
 		        ORDER BY legal_id DESC ";
-		$result = Database::query($sql);
-		$url = Database::fetch_array($result,'ASSOC');
-		$result = $url['count_result'];
-
-		return $result;
-	}
-
-	/**
-	 * Get type of terms and conditions
-	 * @param int The legal id
-	 * @param int The language id
-	 * @return int The current type of terms and conditions
-	 */
-	public static function get_type_of_terms_and_conditions($legal_id, $language_id)
+        $result = Database::query($sql);
+        $url = Database::fetch_array($result,'ASSOC');
+        $result = $url['count_result'];
+
+        return $result;
+    }
+
+    /**
+     * Get type of terms and conditions
+     * @param int The legal id
+     * @param int The language id
+     * @return int The current type of terms and conditions
+     */
+    public static function get_type_of_terms_and_conditions($legal_id, $language_id)
     {
-		$legal_conditions_table = Database::get_main_table(TABLE_MAIN_LEGAL);
-		$legal_id = intval($legal_id);
-		$language_id = intval($language_id);
-		$sql = 'SELECT type FROM '.$legal_conditions_table.'
+        $legal_conditions_table = Database::get_main_table(TABLE_MAIN_LEGAL);
+        $legal_id = intval($legal_id);
+        $language_id = intval($language_id);
+        $sql = 'SELECT type FROM '.$legal_conditions_table.'
 		        WHERE legal_id="'.$legal_id.'" AND language_id="'.$language_id.'"';
-		$rs = Database::query($sql);
+        $rs = Database::query($sql);
 
-		return Database::result($rs,0,'type');
-	}
+        return Database::result($rs,0,'type');
+    }
 }

main/inc/lib/display.lib.php

Indentation +69 added lines, -69 removed lines

@@ -49,12 +49,12 @@ 
         );
     }
 
-     /**
-     * Displays the page header
-     * @param string The name of the page (will be showed in the page title)
-     * @param string Optional help file name
-     * @param string $page_header
-     */
+        /**
+         * Displays the page header
+         * @param string The name of the page (will be showed in the page title)
+         * @param string Optional help file name
+         * @param string $page_header
+         */
     public static function display_header($tool_name ='', $help = null, $page_header = null)
     {
         $origin = api_get_origin();
@@ -448,7 +448,7 @@ 
      */
     public static function display_normal_message($message, $filter = true, $returnValue = false)
     {
-    	$message = self::return_message($message, 'normal', $filter);
+        $message = self::return_message($message, 'normal', $filter);
         if ($returnValue) {
             return $message;
         } else {
@@ -524,22 +524,22 @@ 
     public static function return_message($message, $type = 'normal', $filter = true)
     {
         if ($filter) {
-        	$message = api_htmlentities($message, ENT_QUOTES, api_is_xml_http_request() ? 'UTF-8' : api_get_system_encoding());
+            $message = api_htmlentities($message, ENT_QUOTES, api_is_xml_http_request() ? 'UTF-8' : api_get_system_encoding());
         }
 
         $class = "";
         switch($type) {
             case 'warning':
                $class .= 'alert alert-warning';
-               break;
+                break;
             case 'error':
                $class .= 'alert alert-danger';
-               break;
+                break;
             case 'confirmation':
             case 'confirm':
             case 'success':
                 $class .= 'alert alert-success';
-               break;
+                break;
             case 'normal':
             default:
                 $class .= 'alert alert-info';
@@ -682,7 +682,7 @@ 
      * @param array    additional attributes (for instance height, width, onclick, ...)
      * @param integer  The wanted width of the icon (to be looked for in the corresponding img/icons/ folder)
      * @return void
-    */
+     */
     public static function display_icon(
         $image,
         $alt_text = '',
@@ -705,7 +705,7 @@ 
      * @author Julio Montoya 2010 Function improved, adding image constants
      * @author Yannick Warnier 2011 Added size handler
      * @version Feb 2011
-    */
+     */
     public static function return_icon(
         $image,
         $alt_text = '',
@@ -884,14 +884,14 @@ 
      */
     public static function input($type, $name, $value, $attributes = array())
     {
-         if (isset($type)) {
-             $attributes['type']= $type;
-         }
-         if (isset($name)) {
-             $attributes['name']= $name;
-         }
-         if (isset($value)) {
-             $attributes['value']= $value;
+            if (isset($type)) {
+                $attributes['type']= $type;
+            }
+            if (isset($name)) {
+                $attributes['name']= $name;
+            }
+            if (isset($value)) {
+                $attributes['value']= $value;
         }
         return self::tag('input', '', $attributes);
     }
@@ -904,10 +904,10 @@ 
      */
     public static function button($name, $value, $attributes = array())
     {
-    	if (!empty($name)) {
+        if (!empty($name)) {
             $attributes['name'] = $name;
-    	}
-    	return self::tag('button', $value, $attributes);
+        }
+        return self::tag('button', $value, $attributes);
     }
 
     /**
@@ -974,7 +974,7 @@ 
      * in the $htmlHeadXtra variable before the display_header
      * Add this script
      * @example
-             * <script>
+     * <script>
                     $(function() {
                         $( "#tabs" ).tabs();
                     });
@@ -1035,20 +1035,20 @@ 
      */
     public static function tabsOnlyLink($headers, $selected = null)
     {
-         $id = uniqid();
-         $i = 1;
-         $lis = null;
-         foreach ($headers as $item) {
+            $id = uniqid();
+            $i = 1;
+            $lis = null;
+            foreach ($headers as $item) {
             $class = null;
             if ($i == $selected) {
                 $class = 'active';
             }
-             $item = self::tag(
-                 'a',
-                 $item['content'],
-                 array('id' => $id.'-'.$i, 'href' => $item['url'])
-             );
-             $lis .= self::tag('li', $item, array('class' => $class));
+                $item = self::tag(
+                    'a',
+                    $item['content'],
+                    array('id' => $id.'-'.$i, 'href' => $item['url'])
+                );
+                $lis .= self::tag('li', $item, array('class' => $class));
             $i++;
         }
         return self::tag('ul', $lis, array('class' => 'nav nav-tabs tabs-margin'));
@@ -1260,8 +1260,8 @@ 
      */
     public static function table($headers, $rows, $attributes = array())
     {
-    	if (empty($attributes)) {
-    		$attributes['class'] = 'data_table';
+        if (empty($attributes)) {
+            $attributes['class'] = 'data_table';
         }
         $table = new HTML_Table($attributes);
         $row = 0;
@@ -1269,17 +1269,17 @@ 
 
         // Course headers
         if (!empty($headers)) {
-	        foreach ($headers as $item) {
-	            $table->setHeaderContents($row, $column, $item);
-	            $column++;
-	        }
-	        $row = 1;
-	        $column = 0;
+            foreach ($headers as $item) {
+                $table->setHeaderContents($row, $column, $item);
+                $column++;
+            }
+            $row = 1;
+            $column = 0;
         }
 
         if (!empty($rows)) {
-	        foreach($rows as $content) {
-	            $table->setCellContents($row, $column, $content);
+            foreach($rows as $content) {
+                $table->setCellContents($row, $column, $content);
                 $row++;
             }
         }
@@ -1385,7 +1385,7 @@ 
                         //$item_property['tool'] != TOOL_DROPBOX &&
                         $item_property['tool'] != TOOL_NOTEBOOK &&
                         $item_property['tool'] != TOOL_CHAT)
-                   )
+                    )
                 )
                 // Take only what's visible or "invisible but where the user is a teacher" or where the visibility is unset.
                 && ($item_property['visibility'] == '1'
@@ -1401,7 +1401,7 @@ 
                         ($item_property['to_user_id'] != $user_id) &&
                         (!isset($item_property['to_group_id']) || !in_array($item_property['to_group_id'], $group_ids)))
                 ) {
-                   continue;
+                    continue;
                 }
 
                 // If it's a survey, make sure the user's invited. Otherwise drop it.
@@ -1620,21 +1620,21 @@ 
      *
      * @param  string  id of the rating ul element
      * @param  string  url that will be added (for jquery see hot_courses.tpl)
-	 * @param	string	point info array see function CourseManager::get_course_ranking()
-	 * @param	bool	add a div wrapper
-	 * @todo	use     templates
+     * @param	string	point info array see function CourseManager::get_course_ranking()
+     * @param	bool	add a div wrapper
+     * @todo	use     templates
      **/
     public static function return_rating_system($id, $url, $point_info = array(), $add_div_wrapper = true)
     {
-		$number_of_users_who_voted = isset($point_info['users_who_voted']) ? $point_info['users_who_voted'] : null;
-		$percentage = isset($point_info['point_average']) ? $point_info['point_average'] : 0;
+        $number_of_users_who_voted = isset($point_info['users_who_voted']) ? $point_info['users_who_voted'] : null;
+        $percentage = isset($point_info['point_average']) ? $point_info['point_average'] : 0;
 
-		if (!empty($percentage)) {
+        if (!empty($percentage)) {
             $percentage = $percentage*125/100;
         }
-		$accesses =  isset($point_info['accesses']) ? $point_info['accesses'] : 0;
+        $accesses =  isset($point_info['accesses']) ? $point_info['accesses'] : 0;
 
-		$star_label = sprintf(get_lang('XStarsOutOf5'), $point_info['point_average_star']);
+        $star_label = sprintf(get_lang('XStarsOutOf5'), $point_info['point_average_star']);
 
         $html = '<ul id="'.$id.'" class="star-rating">
 					<li class="current-rating" style="width:'.$percentage.'px;"></li>
@@ -1645,26 +1645,26 @@ 
 					<li><a href="javascript:void(0);" data-link="'.$url.'&amp;star=5" title="'.$star_label.'" class="five-stars">5</a></li>
 				</ul>';
 
-		$labels = array();
+        $labels = array();
 
-		$labels[]= $number_of_users_who_voted == 1 ? $number_of_users_who_voted.' '.get_lang('Vote') : $number_of_users_who_voted.' '.get_lang('Votes');
-		$labels[]= $accesses == 1 ? $accesses.' '.get_lang('Visit') : $accesses.' '.get_lang('Visits');
-		if (!empty($number_of_users_who_voted)) {
-			$labels[]= get_lang('Average').' '.$point_info['point_average_star'].'/5';
-		}
+        $labels[]= $number_of_users_who_voted == 1 ? $number_of_users_who_voted.' '.get_lang('Vote') : $number_of_users_who_voted.' '.get_lang('Votes');
+        $labels[]= $accesses == 1 ? $accesses.' '.get_lang('Visit') : $accesses.' '.get_lang('Visits');
+        if (!empty($number_of_users_who_voted)) {
+            $labels[]= get_lang('Average').' '.$point_info['point_average_star'].'/5';
+        }
 
-		$labels[]= $point_info['user_vote']  ? get_lang('YourVote').' ['.$point_info['user_vote'].']' : get_lang('YourVote'). ' [?] ';
+        $labels[]= $point_info['user_vote']  ? get_lang('YourVote').' ['.$point_info['user_vote'].']' : get_lang('YourVote'). ' [?] ';
 
-		if (!$add_div_wrapper && api_is_anonymous()) {
-			$labels[]= Display::tag('span', get_lang('LoginToVote'), array('class' => 'error'));
-		}
+        if (!$add_div_wrapper && api_is_anonymous()) {
+            $labels[]= Display::tag('span', get_lang('LoginToVote'), array('class' => 'error'));
+        }
 
         $html .= Display::div(implode(' | ', $labels) , array('id' =>  'vote_label_'.$id, 'class' => 'vote_label_info'));
         $html .= ' '.Display::span(' ', array('id' =>  'vote_label2_'.$id));
 
         if ($add_div_wrapper) {
-			$html = Display::div($html, array('id' => 'rating_wrapper_'.$id));
-		}
+            $html = Display::div($html, array('id' => 'rating_wrapper_'.$id));
+        }
 
         return $html;
     }
@@ -1702,8 +1702,8 @@ 
         return self::page_header($title, $second_title);
     }
 
-     public static function page_subheader_and_translate($title, $second_title = null)
-     {
+        public static function page_subheader_and_translate($title, $second_title = null)
+        {
         $title = get_lang($title);
         return self::page_subheader($title, $second_title);
     }

main/inc/lib/blog.lib.php

Indentation +1845 added lines, -1846 removed lines

@@ -6,115 +6,114 @@ 
  *
  * Contains several functions dealing with displaying,
  * editing,... of a blog
-
  * @package chamilo.blogs
  * @author Toon Keppens <toon@vi-host.net>
  * @author Julio Montoya - Cleaning code
  */
 class Blog
 {
-	/**
-	 * Get the title of a blog
-	 * @author Toon Keppens
-	 *
-	 * @param int $blog_id
-	 *
-	 * @return String Blog Title
-	 */
-	public static function get_blog_title ($blog_id)
-	{
-	    $course_id = api_get_course_int_id();
-
-		if (is_numeric($blog_id)) {
-			// init
-			$tbl_blogs = Database::get_course_table(TABLE_BLOGS);
-
-			$sql = "SELECT blog_name
+    /**
+     * Get the title of a blog
+     * @author Toon Keppens
+     *
+     * @param int $blog_id
+     *
+     * @return String Blog Title
+     */
+    public static function get_blog_title ($blog_id)
+    {
+        $course_id = api_get_course_int_id();
+
+        if (is_numeric($blog_id)) {
+            // init
+            $tbl_blogs = Database::get_course_table(TABLE_BLOGS);
+
+            $sql = "SELECT blog_name
 					FROM " . $tbl_blogs . "
 					WHERE c_id = $course_id AND blog_id = " . intval($blog_id);
 
-			$result = Database::query($sql);
-			$blog = Database::fetch_array($result);
-			return stripslashes($blog['blog_name']);
-		}
-	}
-
-
-	/**
-	 * Get the description of a blog
-	 * @author Toon Keppens
-	 *
-	 * @param Integer $blog_id
-	 *
-	 * @return String Blog description
-	 */
-	public static function get_blog_subtitle($blog_id)
-	{
-		$tbl_blogs = Database::get_course_table(TABLE_BLOGS);
-	  	$course_id = api_get_course_int_id();
-		$sql = "SELECT blog_subtitle FROM $tbl_blogs
+            $result = Database::query($sql);
+            $blog = Database::fetch_array($result);
+            return stripslashes($blog['blog_name']);
+        }
+    }
+
+
+    /**
+     * Get the description of a blog
+     * @author Toon Keppens
+     *
+     * @param Integer $blog_id
+     *
+     * @return String Blog description
+     */
+    public static function get_blog_subtitle($blog_id)
+    {
+        $tbl_blogs = Database::get_course_table(TABLE_BLOGS);
+            $course_id = api_get_course_int_id();
+        $sql = "SELECT blog_subtitle FROM $tbl_blogs
 				WHERE c_id = $course_id AND blog_id ='".intval($blog_id)."'";
-		$result = Database::query($sql);
-		$blog = Database::fetch_array($result);
-
-		return stripslashes($blog['blog_subtitle']);
-	}
-
-	/**
-	 * Get the users of a blog
-	 * @author Toon Keppens
-	 *
-	 * @param Integer $blog_id
-	 *
-	 * @return Array Returns an array with [userid]=>[username]
-	 */
-	public static function get_blog_users($blog_id)
-	{
-		// Database table definitions
-		$tbl_users = Database::get_main_table(TABLE_MAIN_USER);
-		$tbl_blogs_rel_user = Database::get_course_table(TABLE_BLOGS_REL_USER);
-
-		$course_id = api_get_course_int_id();
-
-		// Get blog members
-		$sql = "SELECT user.user_id, user.firstname, user.lastname
+        $result = Database::query($sql);
+        $blog = Database::fetch_array($result);
+
+        return stripslashes($blog['blog_subtitle']);
+    }
+
+    /**
+     * Get the users of a blog
+     * @author Toon Keppens
+     *
+     * @param Integer $blog_id
+     *
+     * @return Array Returns an array with [userid]=>[username]
+     */
+    public static function get_blog_users($blog_id)
+    {
+        // Database table definitions
+        $tbl_users = Database::get_main_table(TABLE_MAIN_USER);
+        $tbl_blogs_rel_user = Database::get_course_table(TABLE_BLOGS_REL_USER);
+
+        $course_id = api_get_course_int_id();
+
+        // Get blog members
+        $sql = "SELECT user.user_id, user.firstname, user.lastname
 				FROM " . $tbl_blogs_rel_user . " blogs_rel_user
 				INNER JOIN " . $tbl_users . " user
 				ON blogs_rel_user.user_id = user.user_id
 				WHERE
 				    blogs_rel_user.c_id = $course_id AND
 					blogs_rel_user.blog_id = '" . (int)$blog_id."'";
-		$result = Database::query($sql);
-		$blog_members = array ();
-		while($user = Database::fetch_array($result)) {
-			$blog_members[$user['user_id']] = api_get_person_name($user['firstname'], $user['lastname']);
-		}
-
-		return $blog_members;
-	}
-
-	/**
-	 * Creates a new blog in the given course
-	 * @author Toon Keppens
-	 * @param Integer $course_id Id
-	 * @param String $title
-	 * @param Text $description
-	 */
-	public static function create_blog($title, $subtitle)
-	{
-		$_user = api_get_user_info();
+        $result = Database::query($sql);
+        $blog_members = array ();
+        while($user = Database::fetch_array($result)) {
+            $blog_members[$user['user_id']] = api_get_person_name($user['firstname'], $user['lastname']);
+        }
+
+        return $blog_members;
+    }
+
+    /**
+     * Creates a new blog in the given course
+     * @author Toon Keppens
+     * @param Integer $course_id Id
+     * @param String $title
+     * @param Text $description
+     */
+    public static function create_blog($title, $subtitle)
+    {
+        $_user = api_get_user_info();
         $course_id = api_get_course_int_id();
 
-		$current_date=date('Y-m-d H:i:s',time());
-		$session_id = api_get_session_id();
-		// Tabel definitions
+        $current_date=date('Y-m-d H:i:s',time());
+        $session_id = api_get_session_id();
+        // Tabel definitions
         $tbl_blogs = Database::get_course_table(TABLE_BLOGS);
         $tbl_tool = Database::get_course_table(TABLE_TOOL_LIST);
         $tbl_blogs_posts = Database::get_course_table(TABLE_BLOGS_POSTS);
         $tbl_blogs_tasks = Database::get_course_table(TABLE_BLOGS_TASKS);
 
-		//verified if exist blog
-		$sql = 'SELECT COUNT(*) as count FROM '.$tbl_blogs.'
+        //verified if exist blog
+        $sql = 'SELECT COUNT(*) as count FROM '.$tbl_blogs.'
 			  	WHERE
 			  	    c_id = '.$course_id.' AND
 			  	    blog_name="'.Database::escape_string($title).'" AND
@@ -123,9 +122,9 @@ 
         $info_count = Database::result($res, 0, 0);
 
         if ($info_count == 0) {
-			// Create the blog
+            // Create the blog
             $params = [
-				'blog_id' => 0,
+                'blog_id' => 0,
                 'c_id' => $course_id,
                 'blog_name' => $title,
                 'blog_subtitle' =>  $subtitle,
@@ -133,14 +132,14 @@ 
                 'visibility' => 1 ,
                 'session_id' => $session_id,
             ];
-			$this_blog_id = Database::insert($tbl_blogs, $params);
+            $this_blog_id = Database::insert($tbl_blogs, $params);
 
-			if ($this_blog_id > 0) {
+            if ($this_blog_id > 0) {
 
                 $sql = "UPDATE $tbl_blogs SET blog_id = iid WHERE iid = $this_blog_id";
                 Database::query($sql);
 
-				// insert into item_property
+                // insert into item_property
                 api_item_property_update(
                     api_get_course_info(),
                     TOOL_BLOGS,
@@ -148,12 +147,12 @@ 
                     'BlogAdded',
                     api_get_user_id()
                 );
-			}
+            }
 
-			// Make first post. :)
+            // Make first post. :)
 
             $params = [
-				'post_id' => 0,
+                'post_id' => 0,
                 'c_id' => $course_id,
                 'title' => get_lang("Welcome"),
                 'full_text' => get_lang('FirstPostText'),
@@ -167,10 +166,10 @@ 
                 Database::query($sql);
             }
 
-			// Put it on course homepage
-			$sql = "INSERT INTO $tbl_tool (c_id, name, link, image, visibility, admin, address, added_tool, session_id)
+            // Put it on course homepage
+            $sql = "INSERT INTO $tbl_tool (c_id, name, link, image, visibility, admin, address, added_tool, session_id)
 					VALUES ($course_id, '".Database::escape_string($title)."','blog/blog.php?blog_id=".(int)$this_blog_id."','blog.gif','1','0','pastillegris.gif',0,'$session_id')";
-			Database::query($sql);
+            Database::query($sql);
 
             $toolId = Database::insert_id();
             if ($toolId) {
@@ -178,37 +177,37 @@ 
                 Database::query($sql);
             }
 
-			// Subscribe the teacher to this blog
-			Blog::set_user_subscribed($this_blog_id, $_user['user_id']);
-		}
-	}
-
-	/**
-	 * Update title and subtitle of a blog in the given course
-	 * @author Toon Keppens
-	 * @param Integer $course_id Id
-	 * @param String $title
-	 * @param Text $description
-	 */
-	public static function edit_blog($blog_id, $title, $subtitle)
-	{
-		// Table definitions
-		$tbl_blogs = Database::get_course_table(TABLE_BLOGS);
-		$tbl_tool = Database::get_course_table(TABLE_TOOL_LIST);
+            // Subscribe the teacher to this blog
+            Blog::set_user_subscribed($this_blog_id, $_user['user_id']);
+        }
+    }
+
+    /**
+     * Update title and subtitle of a blog in the given course
+     * @author Toon Keppens
+     * @param Integer $course_id Id
+     * @param String $title
+     * @param Text $description
+     */
+    public static function edit_blog($blog_id, $title, $subtitle)
+    {
+        // Table definitions
+        $tbl_blogs = Database::get_course_table(TABLE_BLOGS);
+        $tbl_tool = Database::get_course_table(TABLE_TOOL_LIST);
 
         $course_id = api_get_course_int_id();
 
-		// Update the blog
-		$sql = "UPDATE $tbl_blogs SET
+        // Update the blog
+        $sql = "UPDATE $tbl_blogs SET
 		        blog_name = '".Database::escape_string($title)."',
 		        blog_subtitle = '".Database::escape_string($subtitle)."'
 		        WHERE
 		            c_id = $course_id AND
 		            blog_id ='".Database::escape_string((int)$blog_id)."'
                 LIMIT 1";
-		Database::query($sql);
+        Database::query($sql);
 
-		//update item_property (update)
+        //update item_property (update)
         api_item_property_update(
             api_get_course_info(),
             TOOL_BLOGS,
@@ -217,60 +216,60 @@ 
             api_get_user_id()
         );
 
-		// Update course homepage link
-		$sql = "UPDATE $tbl_tool SET
+        // Update course homepage link
+        $sql = "UPDATE $tbl_tool SET
 		        name = '".Database::escape_string($title)."'
 		        WHERE c_id = $course_id AND link = 'blog/blog.php?blog_id=".(int)$blog_id."' LIMIT 1";
-		Database::query($sql);
-	}
-
-	/**
-	 * Deletes a blog and it's posts from the course database
-	 * @author Toon Keppens
-	 * @param Integer $blog_id
-	 */
-	public static function delete_blog($blog_id)
-	{
-		// Init
+        Database::query($sql);
+    }
+
+    /**
+     * Deletes a blog and it's posts from the course database
+     * @author Toon Keppens
+     * @param Integer $blog_id
+     */
+    public static function delete_blog($blog_id)
+    {
+        // Init
         $tbl_blogs = Database::get_course_table(TABLE_BLOGS);
         $tbl_blogs_posts = Database::get_course_table(TABLE_BLOGS_POSTS);
         $tbl_blogs_comment = Database::get_course_table(TABLE_BLOGS_COMMENTS);
         $tbl_blogs_tasks = Database::get_course_table(TABLE_BLOGS_TASKS);
         $tbl_tool = Database::get_course_table(TABLE_TOOL_LIST);
         $tbl_blogs_rating = Database::get_course_table(TABLE_BLOGS_RATING);
-		$tbl_blogs_attachment = Database::get_course_table(TABLE_BLOGS_ATTACHMENT);
+        $tbl_blogs_attachment = Database::get_course_table(TABLE_BLOGS_ATTACHMENT);
 
         $course_id = api_get_course_int_id();
         $blog_id = intval($blog_id);
 
-		// Delete posts from DB and the attachments
-		delete_all_blog_attachment($blog_id);
+        // Delete posts from DB and the attachments
+        delete_all_blog_attachment($blog_id);
 
-		//Delete comments
-		$sql = "DELETE FROM $tbl_blogs_comment WHERE c_id = $course_id AND blog_id ='".$blog_id."'";
-   		Database::query($sql);
+        //Delete comments
+        $sql = "DELETE FROM $tbl_blogs_comment WHERE c_id = $course_id AND blog_id ='".$blog_id."'";
+            Database::query($sql);
 
-		// Delete posts
-   		$sql = "DELETE FROM $tbl_blogs_posts WHERE c_id = $course_id AND blog_id ='".$blog_id."'";
-   		Database::query($sql);
+        // Delete posts
+            $sql = "DELETE FROM $tbl_blogs_posts WHERE c_id = $course_id AND blog_id ='".$blog_id."'";
+            Database::query($sql);
 
-		// Delete tasks
-		$sql = "DELETE FROM $tbl_blogs_tasks WHERE c_id = $course_id AND blog_id ='".$blog_id."'";
-		Database::query($sql);
+        // Delete tasks
+        $sql = "DELETE FROM $tbl_blogs_tasks WHERE c_id = $course_id AND blog_id ='".$blog_id."'";
+        Database::query($sql);
 
-		// Delete ratings
-		$sql = "DELETE FROM $tbl_blogs_rating WHERE c_id = $course_id AND blog_id ='".$blog_id."'";
-		Database::query($sql);
+        // Delete ratings
+        $sql = "DELETE FROM $tbl_blogs_rating WHERE c_id = $course_id AND blog_id ='".$blog_id."'";
+        Database::query($sql);
 
-		// Delete blog
-		$sql ="DELETE FROM $tbl_blogs WHERE c_id = $course_id AND blog_id ='".$blog_id."'";
-		Database::query($sql);
+        // Delete blog
+        $sql ="DELETE FROM $tbl_blogs WHERE c_id = $course_id AND blog_id ='".$blog_id."'";
+        Database::query($sql);
 
-		// Delete from course homepage
-		$sql = "DELETE FROM $tbl_tool WHERE c_id = $course_id AND link = 'blog/blog.php?blog_id=".$blog_id."'";
-		Database::query($sql);
+        // Delete from course homepage
+        $sql = "DELETE FROM $tbl_tool WHERE c_id = $course_id AND link = 'blog/blog.php?blog_id=".$blog_id."'";
+        Database::query($sql);
 
-		//update item_property (delete)
+        //update item_property (delete)
         api_item_property_update(
             api_get_course_info(),
             TOOL_BLOGS,
@@ -278,152 +277,152 @@ 
             'delete',
             api_get_user_id()
         );
-	}
-
-	/**
-	 * Creates a new post in a given blog
-	 * @author Toon Keppens
-	 * @param String $title
-	 * @param String $full_text
-	 * @param Integer $blog_id
-	 */
-	public static function create_post($title, $full_text, $file_comment, $blog_id)
-	{
-		$_user = api_get_user_info();
-		$_course = api_get_course_info();
-		$course_id = $_course['real_id'];
-
-		$blog_table_attachment = Database::get_course_table(TABLE_BLOGS_ATTACHMENT);
-		$upload_ok=true;
-		$has_attachment=false;
-		$current_date = api_get_utc_datetime();
-
-		if (!empty($_FILES['user_upload']['name'])) {
-			$upload_ok = process_uploaded_file($_FILES['user_upload']);
-			$has_attachment=true;
-		}
-
-		if ($upload_ok) {
-			// Table Definitions
-			$tbl_blogs_posts = Database::get_course_table(TABLE_BLOGS_POSTS);
-
-			// Create the post
-			$sql = "INSERT INTO $tbl_blogs_posts (c_id, title, full_text, date_creation, blog_id, author_id )
+    }
+
+    /**
+     * Creates a new post in a given blog
+     * @author Toon Keppens
+     * @param String $title
+     * @param String $full_text
+     * @param Integer $blog_id
+     */
+    public static function create_post($title, $full_text, $file_comment, $blog_id)
+    {
+        $_user = api_get_user_info();
+        $_course = api_get_course_info();
+        $course_id = $_course['real_id'];
+
+        $blog_table_attachment = Database::get_course_table(TABLE_BLOGS_ATTACHMENT);
+        $upload_ok=true;
+        $has_attachment=false;
+        $current_date = api_get_utc_datetime();
+
+        if (!empty($_FILES['user_upload']['name'])) {
+            $upload_ok = process_uploaded_file($_FILES['user_upload']);
+            $has_attachment=true;
+        }
+
+        if ($upload_ok) {
+            // Table Definitions
+            $tbl_blogs_posts = Database::get_course_table(TABLE_BLOGS_POSTS);
+
+            // Create the post
+            $sql = "INSERT INTO $tbl_blogs_posts (c_id, title, full_text, date_creation, blog_id, author_id )
 					VALUES ($course_id, '".Database::escape_string($title)."', '".Database::escape_string($full_text)."','".$current_date."', '".(int)$blog_id."', '".(int)$_user['user_id']."');";
 
-			Database::query($sql);
-			$last_post_id = Database::insert_id();
+            Database::query($sql);
+            $last_post_id = Database::insert_id();
 
             if ($last_post_id) {
                 $sql = "UPDATE $tbl_blogs_posts SET post_id = iid WHERE iid = $last_post_id";
                 Database::query($sql);
             }
 
-			if ($has_attachment) {
-				$courseDir   = $_course['path'].'/upload/blog';
-				$sys_course_path = api_get_path(SYS_COURSE_PATH);
-				$updir = $sys_course_path.$courseDir;
-
-				// Try to add an extension to the file if it hasn't one
-				$new_file_name = add_ext_on_mime(stripslashes($_FILES['user_upload']['name']), $_FILES['user_upload']['type']);
-
-				// user's file name
-				$file_name = $_FILES['user_upload']['name'];
-
-				if (!filter_extension($new_file_name)) {
-					Display :: display_error_message(get_lang('UplUnableToSaveFileFilteredExtension'));
-				} else {
-					$new_file_name = uniqid('');
-					$new_path = $updir.'/'.$new_file_name;
-					$result = @move_uploaded_file($_FILES['user_upload']['tmp_name'], $new_path);
-					$comment = Database::escape_string($file_comment);
-
-					// Storing the attachments if any
-					if ($result) {
-						$sql = 'INSERT INTO '.$blog_table_attachment.'(c_id, filename,comment, path, post_id,size, blog_id,comment_id) '.
-							   "VALUES ($course_id, '".Database::escape_string($file_name)."', '".$comment."', '".Database::escape_string($new_file_name)."' , '".$last_post_id."', '".intval($_FILES['user_upload']['size'])."',  '".$blog_id."', '0' )";
-						Database::query($sql);
+            if ($has_attachment) {
+                $courseDir   = $_course['path'].'/upload/blog';
+                $sys_course_path = api_get_path(SYS_COURSE_PATH);
+                $updir = $sys_course_path.$courseDir;
+
+                // Try to add an extension to the file if it hasn't one
+                $new_file_name = add_ext_on_mime(stripslashes($_FILES['user_upload']['name']), $_FILES['user_upload']['type']);
+
+                // user's file name
+                $file_name = $_FILES['user_upload']['name'];
+
+                if (!filter_extension($new_file_name)) {
+                    Display :: display_error_message(get_lang('UplUnableToSaveFileFilteredExtension'));
+                } else {
+                    $new_file_name = uniqid('');
+                    $new_path = $updir.'/'.$new_file_name;
+                    $result = @move_uploaded_file($_FILES['user_upload']['tmp_name'], $new_path);
+                    $comment = Database::escape_string($file_comment);
+
+                    // Storing the attachments if any
+                    if ($result) {
+                        $sql = 'INSERT INTO '.$blog_table_attachment.'(c_id, filename,comment, path, post_id,size, blog_id,comment_id) '.
+                                "VALUES ($course_id, '".Database::escape_string($file_name)."', '".$comment."', '".Database::escape_string($new_file_name)."' , '".$last_post_id."', '".intval($_FILES['user_upload']['size'])."',  '".$blog_id."', '0' )";
+                        Database::query($sql);
                         $id = Database::insert_id();
                         if ($id) {
                             $sql = "UPDATE $blog_table_attachment SET id = iid WHERE iid = $id";
                             Database::query($sql);
                         }
-					}
-				}
-			}
-		} else {
-			Display::display_error_message(get_lang('UplNoFileUploaded'));
-		}
-	}
-
-	/**
-	 * Edits a post in a given blog
-	 * @author Toon Keppens
-	 * @param Integer $blog_id
-	 * @param String $title
-	 * @param String $full_text
-	 * @param Integer $blog_id
-	 */
-	public static function edit_post($post_id, $title, $full_text, $blog_id)
-	{
-		$tbl_blogs_posts = Database::get_course_table(TABLE_BLOGS_POSTS);
+                    }
+                }
+            }
+        } else {
+            Display::display_error_message(get_lang('UplNoFileUploaded'));
+        }
+    }
+
+    /**
+     * Edits a post in a given blog
+     * @author Toon Keppens
+     * @param Integer $blog_id
+     * @param String $title
+     * @param String $full_text
+     * @param Integer $blog_id
+     */
+    public static function edit_post($post_id, $title, $full_text, $blog_id)
+    {
+        $tbl_blogs_posts = Database::get_course_table(TABLE_BLOGS_POSTS);
         $course_id = api_get_course_int_id();
 
-		// Create the post
-		$sql = "UPDATE $tbl_blogs_posts SET
+        // Create the post
+        $sql = "UPDATE $tbl_blogs_posts SET
 		        title = '" . Database::escape_string($title)."',
 		        full_text = '" . Database::escape_string($full_text)."'
 		        WHERE c_id = $course_id AND post_id ='".(int)$post_id."' AND blog_id ='".(int)$blog_id."'
 		        LIMIT 1 ";
-		Database::query($sql);
-	}
-
-	/**
-	 * Deletes an article and it's comments
-	 * @author Toon Keppens
-	 * @param int $blog_id
-	 * @param int $post_id
-	 */
-	public static function delete_post($blog_id, $post_id)
-	{
-		$tbl_blogs_posts = Database::get_course_table(TABLE_BLOGS_POSTS);
-		$tbl_blogs_comments = Database::get_course_table(TABLE_BLOGS_COMMENTS);
-		$tbl_blogs_rating = Database::get_course_table(TABLE_BLOGS_RATING);
+        Database::query($sql);
+    }
+
+    /**
+     * Deletes an article and it's comments
+     * @author Toon Keppens
+     * @param int $blog_id
+     * @param int $post_id
+     */
+    public static function delete_post($blog_id, $post_id)
+    {
+        $tbl_blogs_posts = Database::get_course_table(TABLE_BLOGS_POSTS);
+        $tbl_blogs_comments = Database::get_course_table(TABLE_BLOGS_COMMENTS);
+        $tbl_blogs_rating = Database::get_course_table(TABLE_BLOGS_RATING);
 
         $course_id = api_get_course_int_id();
 
-		// Delete ratings on this comment
-		$sql = "DELETE FROM $tbl_blogs_rating
+        // Delete ratings on this comment
+        $sql = "DELETE FROM $tbl_blogs_rating
 				WHERE c_id = $course_id AND blog_id = '".(int)$blog_id."' AND item_id = '".(int)$post_id."' AND rating_type = 'post'";
-		Database::query($sql);
+        Database::query($sql);
 
-		// Delete the post
-		$sql = "DELETE FROM $tbl_blogs_posts
+        // Delete the post
+        $sql = "DELETE FROM $tbl_blogs_posts
 				WHERE c_id = $course_id AND post_id = '".(int)$post_id."'";
-		Database::query($sql);
+        Database::query($sql);
 
-		// Delete the comments
-		$sql = "DELETE FROM $tbl_blogs_comments
+        // Delete the comments
+        $sql = "DELETE FROM $tbl_blogs_comments
 				WHERE c_id = $course_id AND post_id = '".(int)$post_id."' AND blog_id = '".(int)$blog_id."'";
-		Database::query($sql);
-
-		// Delete posts and attachments
-		delete_all_blog_attachment($blog_id,$post_id);
-	}
-
-	/**
-	 * Creates a comment on a post in a given blog
-	 * @author Toon Keppens
-	 * @param String $title
-	 * @param String $full_text
-	 * @param Integer $blog_id
-	 * @param Integer $post_id
-	 * @param Integer $parent_id
-	 */
-	public static function create_comment($title, $full_text, $file_comment, $blog_id, $post_id, $parent_id, $task_id = 'NULL')
-	{
-		$_user = api_get_user_info();
-		$_course = api_get_course_info();
+        Database::query($sql);
+
+        // Delete posts and attachments
+        delete_all_blog_attachment($blog_id,$post_id);
+    }
+
+    /**
+     * Creates a comment on a post in a given blog
+     * @author Toon Keppens
+     * @param String $title
+     * @param String $full_text
+     * @param Integer $blog_id
+     * @param Integer $post_id
+     * @param Integer $parent_id
+     */
+    public static function create_comment($title, $full_text, $file_comment, $blog_id, $post_id, $parent_id, $task_id = 'NULL')
+    {
+        $_user = api_get_user_info();
+        $_course = api_get_course_info();
         $blog_table_attachment 	= Database::get_course_table(TABLE_BLOGS_ATTACHMENT);
 
         $upload_ok = true;
@@ -431,55 +430,55 @@ 
         $current_date = api_get_utc_datetime();
         $course_id = api_get_course_int_id();
 
-		if (!empty($_FILES['user_upload']['name'])) {
-			$upload_ok = process_uploaded_file($_FILES['user_upload']);
-			$has_attachment=true;
-		}
+        if (!empty($_FILES['user_upload']['name'])) {
+            $upload_ok = process_uploaded_file($_FILES['user_upload']);
+            $has_attachment=true;
+        }
 
-		if ($upload_ok) {
-			// Table Definition
-			$tbl_blogs_comments = Database::get_course_table(TABLE_BLOGS_COMMENTS);
+        if ($upload_ok) {
+            // Table Definition
+            $tbl_blogs_comments = Database::get_course_table(TABLE_BLOGS_COMMENTS);
 
-			// Create the comment
-			$sql = "INSERT INTO $tbl_blogs_comments (c_id, title, comment, author_id, date_creation, blog_id, post_id, parent_comment_id, task_id )
+            // Create the comment
+            $sql = "INSERT INTO $tbl_blogs_comments (c_id, title, comment, author_id, date_creation, blog_id, post_id, parent_comment_id, task_id )
 					VALUES ($course_id, '".Database::escape_string($title)."', '".Database::escape_string($full_text)."', '".(int)$_user['user_id']."','".$current_date."', '".(int)$blog_id."', '".(int)$post_id."', '".(int)$parent_id."', '".(int)$task_id."')";
-			Database::query($sql);
+            Database::query($sql);
 
-			// Empty post values, or they are shown on the page again
-			$last_id = Database::insert_id();
+            // Empty post values, or they are shown on the page again
+            $last_id = Database::insert_id();
 
             if ($last_id) {
                 $sql = "UPDATE $tbl_blogs_comments SET comment_id = iid WHERE iid = $last_id";
                 Database::query($sql);
             }
 
-			if ($has_attachment) {
-				$courseDir   = $_course['path'].'/upload/blog';
-				$sys_course_path = api_get_path(SYS_COURSE_PATH);
-				$updir = $sys_course_path.$courseDir;
-
-				// Try to add an extension to the file if it hasn't one
-				$new_file_name = add_ext_on_mime(
-					stripslashes($_FILES['user_upload']['name']),
-					$_FILES['user_upload']['type']
-				);
-
-				// user's file name
-				$file_name =$_FILES['user_upload']['name'];
-
-				if (!filter_extension($new_file_name)) {
-					Display :: display_error_message(get_lang('UplUnableToSaveFileFilteredExtension'));
-				} else {
-					$new_file_name = uniqid('');
-					$new_path=$updir.'/'.$new_file_name;
-					$result= @move_uploaded_file($_FILES['user_upload']['tmp_name'], $new_path);
-					$comment = Database::escape_string($file_comment);
-
-					// Storing the attachments if any
-					if ($result) {
-						$sql='INSERT INTO '.$blog_table_attachment.'(c_id, filename,comment, path, post_id,size,blog_id,comment_id) '.
-							 "VALUES ($course_id, '".Database::escape_string($file_name)."', '".$comment."', '".Database::escape_string($new_file_name)."' , '".$post_id."', '".$_FILES['user_upload']['size']."',  '".$blog_id."', '".$last_id."'  )";
-						Database::query($sql);
+            if ($has_attachment) {
+                $courseDir   = $_course['path'].'/upload/blog';
+                $sys_course_path = api_get_path(SYS_COURSE_PATH);
+                $updir = $sys_course_path.$courseDir;
+
+                // Try to add an extension to the file if it hasn't one
+                $new_file_name = add_ext_on_mime(
+                    stripslashes($_FILES['user_upload']['name']),
+                    $_FILES['user_upload']['type']
+                );
+
+                // user's file name
+                $file_name =$_FILES['user_upload']['name'];
+
+                if (!filter_extension($new_file_name)) {
+                    Display :: display_error_message(get_lang('UplUnableToSaveFileFilteredExtension'));
+                } else {
+                    $new_file_name = uniqid('');
+                    $new_path=$updir.'/'.$new_file_name;
+                    $result= @move_uploaded_file($_FILES['user_upload']['tmp_name'], $new_path);
+                    $comment = Database::escape_string($file_comment);
+
+                    // Storing the attachments if any
+                    if ($result) {
+                        $sql='INSERT INTO '.$blog_table_attachment.'(c_id, filename,comment, path, post_id,size,blog_id,comment_id) '.
+                                "VALUES ($course_id, '".Database::escape_string($file_name)."', '".$comment."', '".Database::escape_string($new_file_name)."' , '".$post_id."', '".$_FILES['user_upload']['size']."',  '".$blog_id."', '".$last_id."'  )";
+                        Database::query($sql);
 
                         $id = Database::insert_id();
 
@@ -487,92 +486,92 @@ 
                             $sql = "UPDATE $blog_table_attachment SET id = iid WHERE iid = $id";
                             Database::query($sql);
                         }
-					}
-				}
-			}
-		}
-	}
-
-	/**
-	 * Deletes a comment from a blogpost
-	 * @author Toon Keppens
-	 * @param int $blog_id
-	 * @param int $comment_id
-	 */
-	public static function delete_comment($blog_id, $post_id, $comment_id)
-	{
-		$tbl_blogs_comments = Database::get_course_table(TABLE_BLOGS_COMMENTS);
-		$tbl_blogs_rating = Database::get_course_table(TABLE_BLOGS_RATING);
-		$blog_id = intval($blog_id);
-		$post_id = intval($post_id);
-		$comment_id = intval($comment_id);
+                    }
+                }
+            }
+        }
+    }
+
+    /**
+     * Deletes a comment from a blogpost
+     * @author Toon Keppens
+     * @param int $blog_id
+     * @param int $comment_id
+     */
+    public static function delete_comment($blog_id, $post_id, $comment_id)
+    {
+        $tbl_blogs_comments = Database::get_course_table(TABLE_BLOGS_COMMENTS);
+        $tbl_blogs_rating = Database::get_course_table(TABLE_BLOGS_RATING);
+        $blog_id = intval($blog_id);
+        $post_id = intval($post_id);
+        $comment_id = intval($comment_id);
         $course_id = api_get_course_int_id();
 
-		delete_all_blog_attachment($blog_id, $post_id, $comment_id);
+        delete_all_blog_attachment($blog_id, $post_id, $comment_id);
 
-		// Delete ratings on this comment
-		$sql = "DELETE FROM $tbl_blogs_rating
+        // Delete ratings on this comment
+        $sql = "DELETE FROM $tbl_blogs_rating
 				WHERE
 				    c_id = $course_id AND
 				    blog_id = '".$blog_id."' AND
 				    item_id = '".$comment_id."' AND
 				    rating_type = 'comment'";
-		Database::query($sql);
+        Database::query($sql);
 
-		// select comments that have the selected comment as their parent
-		$sql = "SELECT comment_id FROM $tbl_blogs_comments
+        // select comments that have the selected comment as their parent
+        $sql = "SELECT comment_id FROM $tbl_blogs_comments
 				WHERE c_id = $course_id AND parent_comment_id = '".$comment_id."'";
-		$result = Database::query($sql);
+        $result = Database::query($sql);
 
-		// Delete them recursively
-		while ($comment = Database::fetch_array($result)) {
-			Blog::delete_comment($blog_id,$post_id,$comment['comment_id']);
-		}
+        // Delete them recursively
+        while ($comment = Database::fetch_array($result)) {
+            Blog::delete_comment($blog_id,$post_id,$comment['comment_id']);
+        }
 
-		// Finally, delete the selected comment to
-		$sql = "DELETE FROM $tbl_blogs_comments
+        // Finally, delete the selected comment to
+        $sql = "DELETE FROM $tbl_blogs_comments
 				WHERE c_id = $course_id AND comment_id = '".$comment_id."'";
-		Database::query($sql);
-	}
-
-	/**
-	 * Creates a new task in a blog
-	 * @author Toon Keppens
-	 * @param Integer $blog_id
-	 * @param String $title
-	 * @param String $description
-	 * @param String $color
-	 */
-	public static function create_task($blog_id, $title, $description, $articleDelete, $articleEdit, $commentsDelete, $color)
-	{
-		// Init
-		$tbl_blogs_tasks = Database::get_course_table(TABLE_BLOGS_TASKS);
-		$tbl_tasks_permissions = Database::get_course_table(TABLE_BLOGS_TASKS_PERMISSIONS);
-
-		$course_id = api_get_course_int_id();
-
-		// Create the task
-		$sql = "INSERT INTO $tbl_blogs_tasks (c_id, blog_id, title, description, color, system_task)
+        Database::query($sql);
+    }
+
+    /**
+     * Creates a new task in a blog
+     * @author Toon Keppens
+     * @param Integer $blog_id
+     * @param String $title
+     * @param String $description
+     * @param String $color
+     */
+    public static function create_task($blog_id, $title, $description, $articleDelete, $articleEdit, $commentsDelete, $color)
+    {
+        // Init
+        $tbl_blogs_tasks = Database::get_course_table(TABLE_BLOGS_TASKS);
+        $tbl_tasks_permissions = Database::get_course_table(TABLE_BLOGS_TASKS_PERMISSIONS);
+
+        $course_id = api_get_course_int_id();
+
+        // Create the task
+        $sql = "INSERT INTO $tbl_blogs_tasks (c_id, blog_id, title, description, color, system_task)
 				VALUES ($course_id , '".(int)$blog_id."', '" . Database::escape_string($title)."', '" . Database::escape_string($description)."', '" . Database::escape_string($color)."', '0');";
-		Database::query($sql);
+        Database::query($sql);
 
-		$task_id = Database::insert_id();
+        $task_id = Database::insert_id();
 
         if ($task_id) {
             $sql = "UPDATE $tbl_blogs_tasks SET task_id = iid WHERE iid = $task_id";
             Database::query($sql);
         }
 
-		$tool = 'BLOG_' . $blog_id;
+        $tool = 'BLOG_' . $blog_id;
 
-		if ($articleDelete == 'on') {
-			$sql = " INSERT INTO " . $tbl_tasks_permissions . " ( c_id,  task_id, tool, action) VALUES (
+        if ($articleDelete == 'on') {
+            $sql = " INSERT INTO " . $tbl_tasks_permissions . " ( c_id,  task_id, tool, action) VALUES (
 					'" . (int)$course_id . "',
 					'" . (int)$task_id . "',
 					'" . Database::escape_string($tool) . "',
 					'article_delete'
 				)";
-			Database::query($sql);
+            Database::query($sql);
 
             $id = Database::insert_id();
 
@@ -582,172 +581,172 @@ 
             }
         }
 
-		if ($articleEdit == 'on') {
-			$sql = "
+        if ($articleEdit == 'on') {
+            $sql = "
 				INSERT INTO " . $tbl_tasks_permissions . " (c_id, task_id, tool, action ) VALUES (
 					'" . (int)$course_id . "',
 					'" . (int)$task_id . "',
 					'" . Database::escape_string($tool) . "',
 					'article_edit'
 				)";
-			Database::query($sql);
+            Database::query($sql);
             $id = Database::insert_id();
 
             if ($id) {
                 $sql = "UPDATE $tbl_tasks_permissions SET id = iid WHERE iid = $id";
                 Database::query($sql);
             }
-		}
+        }
 
-		if ($commentsDelete == 'on') {
-			$sql = "
+        if ($commentsDelete == 'on') {
+            $sql = "
 				INSERT INTO " . $tbl_tasks_permissions . " (c_id, task_id, tool, action ) VALUES (
 					'" . (int)$course_id . "',
 					'" . (int)$task_id . "',
 					'" . Database::escape_string($tool) . "',
 					'article_comments_delete'
 				)";
-			Database::query($sql);
+            Database::query($sql);
             $id = Database::insert_id();
 
             if ($id) {
                 $sql = "UPDATE $tbl_tasks_permissions SET id = iid WHERE iid = $id";
                 Database::query($sql);
             }
-		}
-	}
-
-	/**
-	 * Edit a task in a blog
-	 * @author Toon Keppens
-	 * @param Integer $task_id
-	 * @param String $title
-	 * @param String $description
-	 * @param String $color
-	 */
-	public static function edit_task($blog_id, $task_id, $title, $description, $articleDelete, $articleEdit, $commentsDelete, $color)
-	{
-		$tbl_blogs_tasks = Database::get_course_table(TABLE_BLOGS_TASKS);
-		$tbl_tasks_permissions = Database::get_course_table(TABLE_BLOGS_TASKS_PERMISSIONS);
+        }
+    }
+
+    /**
+     * Edit a task in a blog
+     * @author Toon Keppens
+     * @param Integer $task_id
+     * @param String $title
+     * @param String $description
+     * @param String $color
+     */
+    public static function edit_task($blog_id, $task_id, $title, $description, $articleDelete, $articleEdit, $commentsDelete, $color)
+    {
+        $tbl_blogs_tasks = Database::get_course_table(TABLE_BLOGS_TASKS);
+        $tbl_tasks_permissions = Database::get_course_table(TABLE_BLOGS_TASKS_PERMISSIONS);
 
         $course_id = api_get_course_int_id();
 
-		// Create the task
-		$sql = "UPDATE $tbl_blogs_tasks SET
+        // Create the task
+        $sql = "UPDATE $tbl_blogs_tasks SET
 					title = '".Database::escape_string($title)."',
 					description = '".Database::escape_string($description)."',
 					color = '".Database::escape_string($color)."'
 				WHERE c_id = $course_id AND task_id ='".(int)$task_id."' LIMIT 1";
-		Database::query($sql);
+        Database::query($sql);
 
-		$tool = 'BLOG_' . $blog_id;
+        $tool = 'BLOG_' . $blog_id;
 
-		$sql = "DELETE FROM " . $tbl_tasks_permissions . "
+        $sql = "DELETE FROM " . $tbl_tasks_permissions . "
 				WHERE c_id = $course_id AND task_id = '" . (int)$task_id."'";
-		Database::query($sql);
+        Database::query($sql);
 
-		if ($articleDelete == 'on') {
-			$sql = "INSERT INTO " . $tbl_tasks_permissions . " ( c_id, task_id, tool, action) VALUES (
+        if ($articleDelete == 'on') {
+            $sql = "INSERT INTO " . $tbl_tasks_permissions . " ( c_id, task_id, tool, action) VALUES (
 					'" . (int)$course_id . "',
 					'" . (int)$task_id . "',
 					'" . Database::escape_string($tool) . "',
 					'article_delete'
 				)";
-			Database::query($sql);
+            Database::query($sql);
             $id = Database::insert_id();
 
             if ($id) {
                 $sql = "UPDATE $tbl_tasks_permissions SET id = iid WHERE iid = $id";
                 Database::query($sql);
             }
-		}
+        }
 
-		if ($articleEdit == 'on') {
-			$sql = "INSERT INTO " . $tbl_tasks_permissions . " (c_id, task_id, tool, action) VALUES (
+        if ($articleEdit == 'on') {
+            $sql = "INSERT INTO " . $tbl_tasks_permissions . " (c_id, task_id, tool, action) VALUES (
 					'" . (int)$course_id . "',
 					'" . (int)$task_id . "',
 					'" . Database::escape_string($tool) . "',
 					'article_edit'
 				)";
-			Database::query($sql);
+            Database::query($sql);
             $id = Database::insert_id();
 
             if ($id) {
                 $sql = "UPDATE $tbl_tasks_permissions SET id = iid WHERE iid = $id";
                 Database::query($sql);
             }
-		}
+        }
 
-		if ($commentsDelete == 'on') {
-			$sql = " INSERT INTO " . $tbl_tasks_permissions . " (c_id, task_id, tool, action) VALUES (
+        if ($commentsDelete == 'on') {
+            $sql = " INSERT INTO " . $tbl_tasks_permissions . " (c_id, task_id, tool, action) VALUES (
 					'" . (int)$course_id . "',
 					'" . (int)$task_id . "',
 					'" . Database::escape_string($tool) . "',
 					'article_comments_delete'
 				)";
-			Database::query($sql);
+            Database::query($sql);
             $id = Database::insert_id();
 
             if ($id) {
                 $sql = "UPDATE $tbl_tasks_permissions SET id = iid WHERE iid = $id";
                 Database::query($sql);
             }
-		}
-	}
-
-	/**
-	 * Deletes a task from a blog
-	 * @param Integer $blog_id
-	 * @param Integer $task_id
-	 */
-	public static function delete_task($blog_id, $task_id)
-	{
-		$tbl_blogs_tasks = Database::get_course_table(TABLE_BLOGS_TASKS);
-		$course_id = api_get_course_int_id();
-
-		// Delete posts
-		$sql = "DELETE FROM $tbl_blogs_tasks
+        }
+    }
+
+    /**
+     * Deletes a task from a blog
+     * @param Integer $blog_id
+     * @param Integer $task_id
+     */
+    public static function delete_task($blog_id, $task_id)
+    {
+        $tbl_blogs_tasks = Database::get_course_table(TABLE_BLOGS_TASKS);
+        $course_id = api_get_course_int_id();
+
+        // Delete posts
+        $sql = "DELETE FROM $tbl_blogs_tasks
 				WHERE c_id = $course_id AND blog_id = '".(int)$blog_id."' AND task_id = '".(int)$task_id."'";
-		Database::query($sql);
-	}
-
-	/**
-	 * Deletes an assigned task from a blog
-	 * @param Integer $blog_id
-	 * @param Integer $assignment_id
-	 */
-	public static function delete_assigned_task($blog_id, $task_id, $user_id)
-	{
-		$tbl_blogs_tasks_rel_user = Database::get_course_table(TABLE_BLOGS_TASKS_REL_USER);
+        Database::query($sql);
+    }
+
+    /**
+     * Deletes an assigned task from a blog
+     * @param Integer $blog_id
+     * @param Integer $assignment_id
+     */
+    public static function delete_assigned_task($blog_id, $task_id, $user_id)
+    {
+        $tbl_blogs_tasks_rel_user = Database::get_course_table(TABLE_BLOGS_TASKS_REL_USER);
         $course_id = api_get_course_int_id();
 
-		// Delete posts
-		$sql = "DELETE FROM $tbl_blogs_tasks_rel_user
+        // Delete posts
+        $sql = "DELETE FROM $tbl_blogs_tasks_rel_user
 				WHERE
 				    c_id = $course_id AND
 				    blog_id = '".(int)$blog_id."' AND
 				    task_id = '".(int)$task_id."' AND
 				    user_id = '".(int)$user_id."'";
-		Database::query($sql);
-	}
-
-	/**
-	 * Get personal task list
-	 * @author Toon Keppens
-	 * @return Returns an unsorted list (<ul></ul>) with the users' tasks
-	 */
-	public static function get_personal_task_list()
-	{
-		$_user = api_get_user_info();
-
-		$tbl_blogs = Database::get_course_table(TABLE_BLOGS);
-		$tbl_blogs_tasks_rel_user 	= Database::get_course_table(TABLE_BLOGS_TASKS_REL_USER);
-		$tbl_blogs_tasks = Database::get_course_table(TABLE_BLOGS_TASKS);
-
-		$course_id = api_get_course_int_id();
-
-		if ($_user['user_id']) {
-			$sql = "SELECT task_rel_user.*, task.title, blog.blog_name
+        Database::query($sql);
+    }
+
+    /**
+     * Get personal task list
+     * @author Toon Keppens
+     * @return Returns an unsorted list (<ul></ul>) with the users' tasks
+     */
+    public static function get_personal_task_list()
+    {
+        $_user = api_get_user_info();
+
+        $tbl_blogs = Database::get_course_table(TABLE_BLOGS);
+        $tbl_blogs_tasks_rel_user 	= Database::get_course_table(TABLE_BLOGS_TASKS_REL_USER);
+        $tbl_blogs_tasks = Database::get_course_table(TABLE_BLOGS_TASKS);
+
+        $course_id = api_get_course_int_id();
+
+        if ($_user['user_id']) {
+            $sql = "SELECT task_rel_user.*, task.title, blog.blog_name
                     FROM $tbl_blogs_tasks_rel_user task_rel_user
                     INNER JOIN $tbl_blogs_tasks task
                     ON task_rel_user.task_id = task.task_id
@@ -761,85 +760,85 @@ 
                         task_rel_user.user_id = ".(int)$_user['user_id']."
                     ORDER BY target_date ASC";
 
-			$result = Database::query($sql);
-
-			if (Database::num_rows($result) > 0) {
-				echo '<ul>';
-				while ($mytask = Database::fetch_array($result)) {
-					echo '<li><a href="blog.php?action=execute_task&blog_id=' . $mytask['blog_id'] . '&task_id='.stripslashes($mytask['task_id']) . '" title="[Blog: '.stripslashes($mytask['blog_name']) . '] ' . get_lang('ExecuteThisTask') . '">'.stripslashes($mytask['title']) . '</a></li>';
-				}
-				echo '<ul>';
-			} else {
-				echo get_lang('NoTasks');
-			}
-		} else {
-			echo get_lang('NoTasks');
-		}
-	}
-
-	/**
-	 * Changes the visibility of a blog
-	 * @author Toon Keppens
-	 * @param Integer $blog_id
-	 */
-	public static function change_blog_visibility($blog_id)
-	{
-		$tbl_blogs = Database::get_course_table(TABLE_BLOGS);
-		$tbl_tool = Database::get_course_table(TABLE_TOOL_LIST);
-		$course_id = api_get_course_int_id();
-
-		// Get blog properties
-		$sql = "SELECT blog_name, visibility FROM $tbl_blogs
+            $result = Database::query($sql);
+
+            if (Database::num_rows($result) > 0) {
+                echo '<ul>';
+                while ($mytask = Database::fetch_array($result)) {
+                    echo '<li><a href="blog.php?action=execute_task&blog_id=' . $mytask['blog_id'] . '&task_id='.stripslashes($mytask['task_id']) . '" title="[Blog: '.stripslashes($mytask['blog_name']) . '] ' . get_lang('ExecuteThisTask') . '">'.stripslashes($mytask['title']) . '</a></li>';
+                }
+                echo '<ul>';
+            } else {
+                echo get_lang('NoTasks');
+            }
+        } else {
+            echo get_lang('NoTasks');
+        }
+    }
+
+    /**
+     * Changes the visibility of a blog
+     * @author Toon Keppens
+     * @param Integer $blog_id
+     */
+    public static function change_blog_visibility($blog_id)
+    {
+        $tbl_blogs = Database::get_course_table(TABLE_BLOGS);
+        $tbl_tool = Database::get_course_table(TABLE_TOOL_LIST);
+        $course_id = api_get_course_int_id();
+
+        // Get blog properties
+        $sql = "SELECT blog_name, visibility FROM $tbl_blogs
 				WHERE c_id = $course_id AND blog_id='".(int)$blog_id."'";
-		$result = Database::query($sql);
-		$blog = Database::fetch_array($result);
-		$visibility = $blog['visibility'];
-		$title = $blog['blog_name'];
-
-		if ($visibility == 1) {
-			// Change visibility state, remove from course home.
-			$sql = "UPDATE $tbl_blogs SET visibility = '0'
+        $result = Database::query($sql);
+        $blog = Database::fetch_array($result);
+        $visibility = $blog['visibility'];
+        $title = $blog['blog_name'];
+
+        if ($visibility == 1) {
+            // Change visibility state, remove from course home.
+            $sql = "UPDATE $tbl_blogs SET visibility = '0'
 					WHERE c_id = $course_id AND blog_id ='".(int)$blog_id."' LIMIT 1";
-			Database::query($sql);
+            Database::query($sql);
 
-			$sql = "DELETE FROM $tbl_tool
+            $sql = "DELETE FROM $tbl_tool
 					WHERE c_id = $course_id AND name = '".Database::escape_string($title)."' LIMIT 1";
-			Database::query($sql);
-		} else {
-			// Change visibility state, add to course home.
-			$sql = "UPDATE $tbl_blogs SET visibility = '1'
+            Database::query($sql);
+        } else {
+            // Change visibility state, add to course home.
+            $sql = "UPDATE $tbl_blogs SET visibility = '1'
 					WHERE c_id = $course_id AND blog_id ='".(int)$blog_id."' LIMIT 1";
-			Database::query($sql);
+            Database::query($sql);
 
-			$sql = "INSERT INTO $tbl_tool (c_id, name, link, image, visibility, admin, address, added_tool, target )
+            $sql = "INSERT INTO $tbl_tool (c_id, name, link, image, visibility, admin, address, added_tool, target )
 					VALUES ($course_id, '".Database::escape_string($title)."', 'blog/blog.php?blog_id=".(int)$blog_id."', 'blog.gif', '1', '0', 'pastillegris.gif', '0', '_self')";
-			Database::query($sql);
+            Database::query($sql);
             $id = Database::insert_id();
 
             if ($id) {
                 $sql = "UPDATE $tbl_tool SET id = iid WHERE iid = $id";
                 Database::query($sql);
             }
-		}
-	}
-
-	/**
-	 * Shows the posts of a blog
-	 * @author Toon Keppens
-	 *
-	 * @param Integer $blog_id
-	 */
-	public static function display_blog_posts($blog_id, $filter = '1=1', $max_number_of_posts = 20)
+        }
+    }
+
+    /**
+     * Shows the posts of a blog
+     * @author Toon Keppens
+     *
+     * @param Integer $blog_id
+     */
+    public static function display_blog_posts($blog_id, $filter = '1=1', $max_number_of_posts = 20)
     {
-		// Init
-		$tbl_blogs_posts = Database::get_course_table(TABLE_BLOGS_POSTS);
-		$tbl_blogs_comments = Database::get_course_table(TABLE_BLOGS_COMMENTS);
-		$tbl_users = Database::get_main_table(TABLE_MAIN_USER);
+        // Init
+        $tbl_blogs_posts = Database::get_course_table(TABLE_BLOGS_POSTS);
+        $tbl_blogs_comments = Database::get_course_table(TABLE_BLOGS_COMMENTS);
+        $tbl_users = Database::get_main_table(TABLE_MAIN_USER);
 
-		$course_id = api_get_course_int_id();
+        $course_id = api_get_course_int_id();
 
-		// Get posts and authors
-		$sql = "SELECT post.*, user.lastname, user.firstname, user.username
+        // Get posts and authors
+        $sql = "SELECT post.*, user.lastname, user.firstname, user.username
 		        FROM $tbl_blogs_posts post
                 INNER JOIN $tbl_users user
                 ON post.author_id = user.user_id
@@ -847,131 +846,131 @@ 
 						post.c_id = $course_id AND
 						$filter
 				ORDER BY post_id DESC LIMIT 0,".(int)$max_number_of_posts;
-		$result = Database::query($sql);
-
-		// Display
-		if(Database::num_rows($result) > 0) {
-		    $limit = 200;
-			while ($blog_post = Database::fetch_array($result)) {
-				// Get number of comments
-				$sql = "SELECT COUNT(1) as number_of_comments
+        $result = Database::query($sql);
+
+        // Display
+        if(Database::num_rows($result) > 0) {
+            $limit = 200;
+            while ($blog_post = Database::fetch_array($result)) {
+                // Get number of comments
+                $sql = "SELECT COUNT(1) as number_of_comments
 						FROM $tbl_blogs_comments
 						WHERE
 						    c_id = $course_id AND
 						    blog_id = '".(int)$blog_id."' AND
 						    post_id = '" . (int)$blog_post['post_id']."'";
-				$tmp = Database::query($sql);
-				$blog_post_comments = Database::fetch_array($tmp);
-
-				// Prepare data
-				$blog_post_id = $blog_post['post_id'];
-				$blog_post_text = make_clickable(stripslashes($blog_post['full_text']));
-				$blog_post_date = api_convert_and_format_date($blog_post['date_creation'], null, date_default_timezone_get());
-
-				// Create an introduction text (but keep FULL sentences)
-				$words = 0;
-				$blog_post_text_cut = cut($blog_post_text, $limit) ;
-				$words = strlen($blog_post_text);
-
-				if ($words >= $limit) {
-					$readMoreLink = ' <div class="link" onclick="document.getElementById(\'blogpost_text_' . $blog_post_id . '\').style.display=\'block\'; document.getElementById(\'blogpost_introduction_' . $blog_post_id . '\').style.display=\'none\'">' . get_lang('ReadMore') . '</div>';
-					$introduction_text = $blog_post_text_cut;
-				} else {
-				    $introduction_text = $blog_post_text;
-					$readMoreLink = '';
-				}
-
-				$introduction_text = stripslashes($introduction_text);
-
-				echo '<div class="blogpost">';
-				echo '<span class="blogpost_title"><a href="blog.php?action=view_post&blog_id=' . $blog_id . '&post_id=' . $blog_post['post_id'] . '#add_comment" title="' . get_lang('ReadPost') . '" >'.stripslashes($blog_post['title']) . '</a></span>';
-				echo '<span class="blogpost_date"><a href="blog.php?action=view_post&blog_id=' . $blog_id . '&post_id=' . $blog_post['post_id'] . '#add_comment" title="' . get_lang('ReadPost') . '" >' . $blog_post_date . '</a></span>';
-				echo '<div class="blogpost_introduction" id="blogpost_introduction_'.$blog_post_id.'">' . $introduction_text.$readMoreLink.'</div>';
-				echo '<div class="blogpost_text" id="blogpost_text_' . $blog_post_id . '" style="display: none">' . $blog_post_text . '</div>';
-
-				$file_name_array = get_blog_attachment($blog_id,$blog_post_id,0);
-
-				if (!empty($file_name_array)) {
-					echo '<br /><br />';
-					echo Display::return_icon('attachment.gif',get_lang('Attachment'));
-					echo '<a href="download.php?file=';
-					echo $file_name_array['path'];
-					echo ' "> '.$file_name_array['filename'].' </a><br />';
-					echo '</span>';
-				}
-				$username = api_htmlentities(sprintf(get_lang('LoginX'), $blog_post['username']), ENT_QUOTES);
-				echo '<span class="blogpost_info">' . get_lang('Author') . ': ' . Display::tag('span', api_get_person_name($blog_post['firstname'], $blog_post['lastname']), array('title'=>$username)) .' - <a href="blog.php?action=view_post&blog_id=' . $blog_id . '&post_id=' . $blog_post['post_id'] . '#add_comment" title="' . get_lang('ReadPost') . '" >' . get_lang('Comments') . ': ' . $blog_post_comments['number_of_comments'] . '</a></span>';
-				echo '</div>';
-			}
-		} else {
-			if($filter == '1=1') {
-				echo get_lang('NoArticles');
-			} else {
-				echo get_lang('NoArticleMatches');
-			}
-		}
+                $tmp = Database::query($sql);
+                $blog_post_comments = Database::fetch_array($tmp);
+
+                // Prepare data
+                $blog_post_id = $blog_post['post_id'];
+                $blog_post_text = make_clickable(stripslashes($blog_post['full_text']));
+                $blog_post_date = api_convert_and_format_date($blog_post['date_creation'], null, date_default_timezone_get());
+
+                // Create an introduction text (but keep FULL sentences)
+                $words = 0;
+                $blog_post_text_cut = cut($blog_post_text, $limit) ;
+                $words = strlen($blog_post_text);
+
+                if ($words >= $limit) {
+                    $readMoreLink = ' <div class="link" onclick="document.getElementById(\'blogpost_text_' . $blog_post_id . '\').style.display=\'block\'; document.getElementById(\'blogpost_introduction_' . $blog_post_id . '\').style.display=\'none\'">' . get_lang('ReadMore') . '</div>';
+                    $introduction_text = $blog_post_text_cut;
+                } else {
+                    $introduction_text = $blog_post_text;
+                    $readMoreLink = '';
+                }
+
+                $introduction_text = stripslashes($introduction_text);
+
+                echo '<div class="blogpost">';
+                echo '<span class="blogpost_title"><a href="blog.php?action=view_post&blog_id=' . $blog_id . '&post_id=' . $blog_post['post_id'] . '#add_comment" title="' . get_lang('ReadPost') . '" >'.stripslashes($blog_post['title']) . '</a></span>';
+                echo '<span class="blogpost_date"><a href="blog.php?action=view_post&blog_id=' . $blog_id . '&post_id=' . $blog_post['post_id'] . '#add_comment" title="' . get_lang('ReadPost') . '" >' . $blog_post_date . '</a></span>';
+                echo '<div class="blogpost_introduction" id="blogpost_introduction_'.$blog_post_id.'">' . $introduction_text.$readMoreLink.'</div>';
+                echo '<div class="blogpost_text" id="blogpost_text_' . $blog_post_id . '" style="display: none">' . $blog_post_text . '</div>';
+
+                $file_name_array = get_blog_attachment($blog_id,$blog_post_id,0);
+
+                if (!empty($file_name_array)) {
+                    echo '<br /><br />';
+                    echo Display::return_icon('attachment.gif',get_lang('Attachment'));
+                    echo '<a href="download.php?file=';
+                    echo $file_name_array['path'];
+                    echo ' "> '.$file_name_array['filename'].' </a><br />';
+                    echo '</span>';
+                }
+                $username = api_htmlentities(sprintf(get_lang('LoginX'), $blog_post['username']), ENT_QUOTES);
+                echo '<span class="blogpost_info">' . get_lang('Author') . ': ' . Display::tag('span', api_get_person_name($blog_post['firstname'], $blog_post['lastname']), array('title'=>$username)) .' - <a href="blog.php?action=view_post&blog_id=' . $blog_id . '&post_id=' . $blog_post['post_id'] . '#add_comment" title="' . get_lang('ReadPost') . '" >' . get_lang('Comments') . ': ' . $blog_post_comments['number_of_comments'] . '</a></span>';
+                echo '</div>';
+            }
+        } else {
+            if($filter == '1=1') {
+                echo get_lang('NoArticles');
+            } else {
+                echo get_lang('NoArticleMatches');
+            }
+        }
 }
 
-	/**
-	 * Display the search results
-	 *
-	 * @param Integer $blog_id
-	 * @param String $query_string
-	 */
-	public static function display_search_results ($blog_id, $query_string)
-	{
-		// Init
-		$query_string = Database::escape_string($query_string);
-		$query_string_parts = explode(' ',$query_string);
-		$query_string = array();
-		foreach ($query_string_parts as $query_part) {
-			$query_string[] = " full_text LIKE '%" . $query_part."%' OR title LIKE '%" . $query_part."%' ";
-		}
-		$query_string = '('.implode('OR',$query_string) . ')';
-
-		// Display the posts
-		echo '<span class="blogpost_title">' . get_lang('SearchResults') . '</span>';
-		Blog::display_blog_posts($blog_id, $query_string);
-	}
-
-	/**
-	 * Display posts from a certain date
-	 *
-	 * @param Integer $blog_id
-	 * @param String $query_string
-	 */
-	public static function display_day_results($blog_id, $query_string)
-	{
-		$date_output = $query_string;
-		$date = explode('-',$query_string);
-		$query_string = ' DAYOFMONTH(date_creation) =' . intval($date[2]) . ' AND MONTH(date_creation) =' . intval($date[1]) . ' AND YEAR(date_creation) =' . intval($date[0]);
-
-		// Put date in correct output format
-		$date_output = api_format_date($date_output, DATE_FORMAT_LONG);
-
-		// Display the posts
-		echo '<span class="blogpost_title">' . get_lang('PostsOf') . ': ' . $date_output . '</span>';
-		Blog::display_blog_posts($blog_id, $query_string);
-	}
-
-	/**
-	 * Displays a post and his comments
-	 *
-	 * @param Integer $blog_id
-	 * @param Integer $post_id
-	 */
-	public static function display_post($blog_id, $post_id)
-	{
-		$tbl_blogs_posts = Database::get_course_table(TABLE_BLOGS_POSTS);
-		$tbl_blogs_comments = Database::get_course_table(TABLE_BLOGS_COMMENTS);
-		$tbl_users = Database::get_main_table(TABLE_MAIN_USER);
-
-		global $charset, $dateFormatLong;
-
-		$course_id = api_get_course_int_id();
-
-		// Get posts and author
-		$sql = "SELECT post.*, user.lastname, user.firstname, user.username
+    /**
+     * Display the search results
+     *
+     * @param Integer $blog_id
+     * @param String $query_string
+     */
+    public static function display_search_results ($blog_id, $query_string)
+    {
+        // Init
+        $query_string = Database::escape_string($query_string);
+        $query_string_parts = explode(' ',$query_string);
+        $query_string = array();
+        foreach ($query_string_parts as $query_part) {
+            $query_string[] = " full_text LIKE '%" . $query_part."%' OR title LIKE '%" . $query_part."%' ";
+        }
+        $query_string = '('.implode('OR',$query_string) . ')';
+
+        // Display the posts
+        echo '<span class="blogpost_title">' . get_lang('SearchResults') . '</span>';
+        Blog::display_blog_posts($blog_id, $query_string);
+    }
+
+    /**
+     * Display posts from a certain date
+     *
+     * @param Integer $blog_id
+     * @param String $query_string
+     */
+    public static function display_day_results($blog_id, $query_string)
+    {
+        $date_output = $query_string;
+        $date = explode('-',$query_string);
+        $query_string = ' DAYOFMONTH(date_creation) =' . intval($date[2]) . ' AND MONTH(date_creation) =' . intval($date[1]) . ' AND YEAR(date_creation) =' . intval($date[0]);
+
+        // Put date in correct output format
+        $date_output = api_format_date($date_output, DATE_FORMAT_LONG);
+
+        // Display the posts
+        echo '<span class="blogpost_title">' . get_lang('PostsOf') . ': ' . $date_output . '</span>';
+        Blog::display_blog_posts($blog_id, $query_string);
+    }
+
+    /**
+     * Displays a post and his comments
+     *
+     * @param Integer $blog_id
+     * @param Integer $post_id
+     */
+    public static function display_post($blog_id, $post_id)
+    {
+        $tbl_blogs_posts = Database::get_course_table(TABLE_BLOGS_POSTS);
+        $tbl_blogs_comments = Database::get_course_table(TABLE_BLOGS_COMMENTS);
+        $tbl_users = Database::get_main_table(TABLE_MAIN_USER);
+
+        global $charset, $dateFormatLong;
+
+        $course_id = api_get_course_int_id();
+
+        // Get posts and author
+        $sql = "SELECT post.*, user.lastname, user.firstname, user.username
 		        FROM $tbl_blogs_posts post
 					INNER JOIN $tbl_users user
 					ON post.author_id = user.user_id
@@ -980,107 +979,107 @@ 
                     post.blog_id = '".(int)$blog_id."' AND
                     post.post_id = '".(int)$post_id."'
                 ORDER BY post_id DESC";
-		$result = Database::query($sql);
-		$blog_post = Database::fetch_array($result);
+        $result = Database::query($sql);
+        $blog_post = Database::fetch_array($result);
 
-		// Get number of comments
-		$sql = "SELECT COUNT(1) as number_of_comments
+        // Get number of comments
+        $sql = "SELECT COUNT(1) as number_of_comments
 		        FROM $tbl_blogs_comments
 				WHERE c_id = $course_id AND blog_id = '".(int)$blog_id."' AND post_id = '".(int)$post_id."'";
-		$result = Database::query($sql);
-		$blog_post_comments = Database::fetch_array($result);
+        $result = Database::query($sql);
+        $blog_post_comments = Database::fetch_array($result);
 
-		// Prepare data
-		$blog_post_text = make_clickable(stripslashes($blog_post['full_text']));
-		$blog_post_date = api_convert_and_format_date($blog_post['date_creation'], null, date_default_timezone_get());
-		$blog_post_actions = "";
+        // Prepare data
+        $blog_post_text = make_clickable(stripslashes($blog_post['full_text']));
+        $blog_post_date = api_convert_and_format_date($blog_post['date_creation'], null, date_default_timezone_get());
+        $blog_post_actions = "";
 
-		$task_id = (isset($_GET['task_id']) && is_numeric($_GET['task_id'])) ? intval($_GET['task_id']) : 0;
+        $task_id = (isset($_GET['task_id']) && is_numeric($_GET['task_id'])) ? intval($_GET['task_id']) : 0;
 
-		if (api_is_allowed('BLOG_' . $blog_id, 'article_edit', $task_id))
-			$blog_post_actions .= '<a href="blog.php?action=edit_post&blog_id=' . $blog_id . '&post_id=' . $post_id . '&article_id=' . $blog_post['post_id'] . '&task_id=' . $task_id . '" title="' . get_lang('EditThisPost') . '"><img src="../img/edit.gif" /></a>';
+        if (api_is_allowed('BLOG_' . $blog_id, 'article_edit', $task_id))
+            $blog_post_actions .= '<a href="blog.php?action=edit_post&blog_id=' . $blog_id . '&post_id=' . $post_id . '&article_id=' . $blog_post['post_id'] . '&task_id=' . $task_id . '" title="' . get_lang('EditThisPost') . '"><img src="../img/edit.gif" /></a>';
 
-		if (api_is_allowed('BLOG_' . $blog_id, 'article_delete', $task_id))
-			$blog_post_actions .= '<a href="blog.php?action=view_post&blog_id=' . $blog_id . '&post_id=' . $post_id . '&do=delete_article&article_id=' . $blog_post['post_id'] . '&task_id=' . $task_id . '" title="' . get_lang('DeleteThisArticle') . '" onclick="javascript:if(!confirm(\''.addslashes(api_htmlentities(get_lang("ConfirmYourChoice"),ENT_QUOTES,$charset)). '\')) return false;"><img src="../img/delete.gif" border="0" /></a>';
+        if (api_is_allowed('BLOG_' . $blog_id, 'article_delete', $task_id))
+            $blog_post_actions .= '<a href="blog.php?action=view_post&blog_id=' . $blog_id . '&post_id=' . $post_id . '&do=delete_article&article_id=' . $blog_post['post_id'] . '&task_id=' . $task_id . '" title="' . get_lang('DeleteThisArticle') . '" onclick="javascript:if(!confirm(\''.addslashes(api_htmlentities(get_lang("ConfirmYourChoice"),ENT_QUOTES,$charset)). '\')) return false;"><img src="../img/delete.gif" border="0" /></a>';
 
-		if(api_is_allowed('BLOG_' . $blog_id, 'article_rate'))
-			$rating_select = Blog::display_rating_form('post',$blog_id,$post_id);
+        if(api_is_allowed('BLOG_' . $blog_id, 'article_rate'))
+            $rating_select = Blog::display_rating_form('post',$blog_id,$post_id);
 
-		$blog_post_text=stripslashes($blog_post_text);
+        $blog_post_text=stripslashes($blog_post_text);
 
-		// Display post
-		echo '<div class="blogpost">';
-		echo '<span class="blogpost_title"><a href="blog.php?action=view_post&blog_id=' . $blog_id . '&post_id=' . $blog_post['post_id'] . '" title="' . get_lang('ReadPost') . '" >'.stripslashes($blog_post['title']) . '</a></span>';
-		echo '<span class="blogpost_date">' . $blog_post_date . '</span>';
-		echo '<span class="blogpost_text">' . $blog_post_text . '</span><br />';
+        // Display post
+        echo '<div class="blogpost">';
+        echo '<span class="blogpost_title"><a href="blog.php?action=view_post&blog_id=' . $blog_id . '&post_id=' . $blog_post['post_id'] . '" title="' . get_lang('ReadPost') . '" >'.stripslashes($blog_post['title']) . '</a></span>';
+        echo '<span class="blogpost_date">' . $blog_post_date . '</span>';
+        echo '<span class="blogpost_text">' . $blog_post_text . '</span><br />';
 
-		$file_name_array = get_blog_attachment($blog_id, $post_id);
+        $file_name_array = get_blog_attachment($blog_id, $post_id);
 
         if (!empty($file_name_array)) {
-			echo ' <br />';
-			echo Display::return_icon('attachment.gif',get_lang('Attachment'));
-			echo '<a href="download.php?file=';
-			echo $file_name_array['path'];
-			echo ' "> '.$file_name_array['filename'].' </a>';
-			echo '</span>';
-			echo '<span class="attachment_comment">';
-			echo $file_name_array['comment'];
-			echo '</span>';
-			echo '<br />';
-		}
+            echo ' <br />';
+            echo Display::return_icon('attachment.gif',get_lang('Attachment'));
+            echo '<a href="download.php?file=';
+            echo $file_name_array['path'];
+            echo ' "> '.$file_name_array['filename'].' </a>';
+            echo '</span>';
+            echo '<span class="attachment_comment">';
+            echo $file_name_array['comment'];
+            echo '</span>';
+            echo '<br />';
+        }
         $username = api_htmlentities(sprintf(get_lang('LoginX'), $blog_post['username']), ENT_QUOTES);
-		echo '<span class="blogpost_info">'.get_lang('Author').': ' .Display::tag('span', api_get_person_name($blog_post['firstname'], $blog_post['lastname']), array('title'=>$username)).' - '.get_lang('Comments').': '.$blog_post_comments['number_of_comments'].' - '.get_lang('Rating').': '.Blog::display_rating('post',$blog_id,$post_id).$rating_select.'</span>';
-		echo '<span class="blogpost_actions">' . $blog_post_actions . '</span>';
-		echo '</div>';
-
-		// Display comments if there are any
-		if($blog_post_comments['number_of_comments'] > 0) {
-			echo '<div class="comments">';
-				echo '<span class="blogpost_title">' . get_lang('Comments') . '</span><br />';
-				Blog::get_threaded_comments(0, 0, $blog_id, $post_id, $task_id);
-			echo '</div>';
-		}
-
-		// Display comment form
-		if (api_is_allowed('BLOG_' . $blog_id, 'article_comments_add')) {
-			Blog::display_new_comment_form($blog_id, $post_id, $blog_post['title']);
-		}
-	}
-
-	/**
-	 * Adds rating to a certain post or comment
-	 * @author Toon Keppens
-	 *
-	 * @param String $type
-	 * @param Integer $blog_id
-	 * @param Integer $item_id
-	 * @param Integer $rating
-	 *
-	 * @return Boolean success
-	 */
-	public static function add_rating($type, $blog_id, $item_id, $rating)
-	{
-		$_user = api_get_user_info();
-
-		// Init
-		$tbl_blogs_rating = Database::get_course_table(TABLE_BLOGS_RATING);
-		$course_id = api_get_course_int_id();
-
-		// Check if the user has already rated this post/comment
-		$sql = "SELECT rating_id FROM $tbl_blogs_rating
+        echo '<span class="blogpost_info">'.get_lang('Author').': ' .Display::tag('span', api_get_person_name($blog_post['firstname'], $blog_post['lastname']), array('title'=>$username)).' - '.get_lang('Comments').': '.$blog_post_comments['number_of_comments'].' - '.get_lang('Rating').': '.Blog::display_rating('post',$blog_id,$post_id).$rating_select.'</span>';
+        echo '<span class="blogpost_actions">' . $blog_post_actions . '</span>';
+        echo '</div>';
+
+        // Display comments if there are any
+        if($blog_post_comments['number_of_comments'] > 0) {
+            echo '<div class="comments">';
+                echo '<span class="blogpost_title">' . get_lang('Comments') . '</span><br />';
+                Blog::get_threaded_comments(0, 0, $blog_id, $post_id, $task_id);
+            echo '</div>';
+        }
+
+        // Display comment form
+        if (api_is_allowed('BLOG_' . $blog_id, 'article_comments_add')) {
+            Blog::display_new_comment_form($blog_id, $post_id, $blog_post['title']);
+        }
+    }
+
+    /**
+     * Adds rating to a certain post or comment
+     * @author Toon Keppens
+     *
+     * @param String $type
+     * @param Integer $blog_id
+     * @param Integer $item_id
+     * @param Integer $rating
+     *
+     * @return Boolean success
+     */
+    public static function add_rating($type, $blog_id, $item_id, $rating)
+    {
+        $_user = api_get_user_info();
+
+        // Init
+        $tbl_blogs_rating = Database::get_course_table(TABLE_BLOGS_RATING);
+        $course_id = api_get_course_int_id();
+
+        // Check if the user has already rated this post/comment
+        $sql = "SELECT rating_id FROM $tbl_blogs_rating
                 WHERE
                     c_id = $course_id AND
                     blog_id = '".(int)$blog_id."' AND
                     item_id = '".(int)$item_id."' AND
                     rating_type = '".Database::escape_string($type)."' AND
                     user_id = '".(int)$_user['user_id']."'";
-		$result = Database::query($sql);
+        $result = Database::query($sql);
 
         // Add rating
-		if (Database::num_rows($result) == 0) {
-			$sql = "INSERT INTO $tbl_blogs_rating (c_id, blog_id, rating_type, item_id, user_id, rating )
+        if (Database::num_rows($result) == 0) {
+            $sql = "INSERT INTO $tbl_blogs_rating (c_id, blog_id, rating_type, item_id, user_id, rating )
 					VALUES ($course_id, '".(int)$blog_id."', '".Database::escape_string($type)."', '".(int)$item_id."', '".(int)$_user['user_id']."', '".Database::escape_string($rating)."')";
-			Database::query($sql);
+            Database::query($sql);
 
             $id = Database::insert_id();
             if ($id) {
@@ -1088,107 +1087,107 @@ 
                 Database::query($sql);
             }
 
-			return true;
+            return true;
         } else {
-			return false;
-		}
-	}
-
-	/**
-	 * Shows the rating of user
-	 *
-	 * @param String $type
-	 * @param Integer $blog_id
-	 * @param Integer $item_id
-	 *
-	 * @return array()
-	 */
-	public static function display_rating($type, $blog_id, $item_id)
-	{
-		$tbl_blogs_rating = Database::get_course_table(TABLE_BLOGS_RATING);
-		$course_id = api_get_course_int_id();
-
-		// Calculate rating
-		$sql = "SELECT AVG(rating) as rating FROM $tbl_blogs_rating
+            return false;
+        }
+    }
+
+    /**
+     * Shows the rating of user
+     *
+     * @param String $type
+     * @param Integer $blog_id
+     * @param Integer $item_id
+     *
+     * @return array()
+     */
+    public static function display_rating($type, $blog_id, $item_id)
+    {
+        $tbl_blogs_rating = Database::get_course_table(TABLE_BLOGS_RATING);
+        $course_id = api_get_course_int_id();
+
+        // Calculate rating
+        $sql = "SELECT AVG(rating) as rating FROM $tbl_blogs_rating
 				WHERE
 				    c_id = $course_id AND
 				    blog_id = '".(int)$blog_id."' AND
 				    item_id = '".(int)$item_id."' AND
 				    rating_type = '".Database::escape_string($type)."' ";
-		$result = Database::query($sql);
-		$result = Database::fetch_array($result);
-		return round($result['rating'], 2);
-	}
-
-	/**
-	 * Shows the rating form if not already rated by that user
-	 * @author Toon Keppens
-	 *
-	 * @param String $type
-	 * @param Integer $blog_id
-	 * @param Integer $item_id
-	 *
-	 *@return String
-	 */
-	public static function display_rating_form ($type, $blog_id, $post_id, $comment_id = NULL)
-	{
-		$_user = api_get_user_info();
-		$tbl_blogs_rating = Database::get_course_table(TABLE_BLOGS_RATING);
+        $result = Database::query($sql);
+        $result = Database::fetch_array($result);
+        return round($result['rating'], 2);
+    }
+
+    /**
+     * Shows the rating form if not already rated by that user
+     * @author Toon Keppens
+     *
+     * @param String $type
+     * @param Integer $blog_id
+     * @param Integer $item_id
+     *
+     *@return String
+     */
+    public static function display_rating_form ($type, $blog_id, $post_id, $comment_id = NULL)
+    {
+        $_user = api_get_user_info();
+        $tbl_blogs_rating = Database::get_course_table(TABLE_BLOGS_RATING);
         $course_id = api_get_course_int_id();
 
         if ($type == 'post') {
-			// Check if the user has already rated this post
-			$sql = "SELECT rating_id FROM $tbl_blogs_rating
+            // Check if the user has already rated this post
+            $sql = "SELECT rating_id FROM $tbl_blogs_rating
 					WHERE c_id = $course_id AND
 					blog_id = '".(int)$blog_id."'
 					AND item_id = '".(int)$post_id."'
 					AND rating_type = '".Database::escape_string($type)."'
 					AND user_id = '".(int)$_user['user_id']."'";
-			$result = Database::query($sql);
+            $result = Database::query($sql);
             // Add rating
             if (Database::num_rows($result) == 0) {
-				return ' - ' . get_lang('RateThis') . ': <form method="get" action="blog.php" style="display: inline" id="frm_rating_' . $type . '_' . $post_id . '" name="frm_rating_' . $type . '_' . $post_id . '"><select name="rating" onchange="document.forms[\'frm_rating_' . $type . '_' . $post_id . '\'].submit()"><option value="">-</option><option value="1">1</option><option value="2">2</option><option value="3">3</option><option value="4">4</option><option value="5">5</option><option value="6">6</option><option value="7">7</option><option value="8">8</option><option value="9">9</option><option value="10">10</option></select><input type="hidden" name="action" value="view_post" /><input type="hidden" name="type" value="' . $type . '" /><input type="hidden" name="do" value="rate" /><input type="hidden" name="blog_id" value="' . $blog_id . '" /><input type="hidden" name="post_id" value="' . $post_id . '" /></form>';
+                return ' - ' . get_lang('RateThis') . ': <form method="get" action="blog.php" style="display: inline" id="frm_rating_' . $type . '_' . $post_id . '" name="frm_rating_' . $type . '_' . $post_id . '"><select name="rating" onchange="document.forms[\'frm_rating_' . $type . '_' . $post_id . '\'].submit()"><option value="">-</option><option value="1">1</option><option value="2">2</option><option value="3">3</option><option value="4">4</option><option value="5">5</option><option value="6">6</option><option value="7">7</option><option value="8">8</option><option value="9">9</option><option value="10">10</option></select><input type="hidden" name="action" value="view_post" /><input type="hidden" name="type" value="' . $type . '" /><input type="hidden" name="do" value="rate" /><input type="hidden" name="blog_id" value="' . $blog_id . '" /><input type="hidden" name="post_id" value="' . $post_id . '" /></form>';
             } else {
-				return '';
-			}
-		}
+                return '';
+            }
+        }
 
         if ($type = 'comment') {
-			// Check if the user has already rated this comment
-			$sql = "SELECT rating_id FROM $tbl_blogs_rating
+            // Check if the user has already rated this comment
+            $sql = "SELECT rating_id FROM $tbl_blogs_rating
 					WHERE c_id = $course_id AND blog_id = '".(int)$blog_id ."'
 					AND item_id = '".(int)$comment_id."'
 					AND rating_type = '".Database::escape_string($type)."'
 					AND user_id = '".(int)$_user['user_id']."'";
-			$result = Database::query($sql);
+            $result = Database::query($sql);
 
             if (Database::num_rows($result) == 0) {
-				return ' - ' . get_lang('RateThis') . ': <form method="get" action="blog.php" style="display: inline" id="frm_rating_' . $type . '_' . $comment_id . '" name="frm_rating_' . $type . '_' . $comment_id . '"><select name="rating" onchange="document.forms[\'frm_rating_' . $type . '_' . $comment_id . '\'].submit()"><option value="">-</option><option value="1">1</option><option value="2">2</option><option value="3">3</option><option value="4">4</option><option value="5">5</option><option value="6">6</option><option value="7">7</option><option value="8">8</option><option value="9">9</option><option value="10">10</option></select><input type="hidden" name="action" value="view_post" /><input type="hidden" name="type" value="' . $type . '" /><input type="hidden" name="do" value="rate" /><input type="hidden" name="blog_id" value="' . $blog_id . '" /><input type="hidden" name="post_id" value="' . $post_id . '" /><input type="hidden" name="comment_id" value="' . $comment_id . '" /></form>';
+                return ' - ' . get_lang('RateThis') . ': <form method="get" action="blog.php" style="display: inline" id="frm_rating_' . $type . '_' . $comment_id . '" name="frm_rating_' . $type . '_' . $comment_id . '"><select name="rating" onchange="document.forms[\'frm_rating_' . $type . '_' . $comment_id . '\'].submit()"><option value="">-</option><option value="1">1</option><option value="2">2</option><option value="3">3</option><option value="4">4</option><option value="5">5</option><option value="6">6</option><option value="7">7</option><option value="8">8</option><option value="9">9</option><option value="10">10</option></select><input type="hidden" name="action" value="view_post" /><input type="hidden" name="type" value="' . $type . '" /><input type="hidden" name="do" value="rate" /><input type="hidden" name="blog_id" value="' . $blog_id . '" /><input type="hidden" name="post_id" value="' . $post_id . '" /><input type="hidden" name="comment_id" value="' . $comment_id . '" /></form>';
             } else {
-				return '';
-			}
-		}
-	}
-
-	/**
-	 * This functions gets all replys to a post, threaded.
-	 *
-	 * @param Integer $current
-	 * @param Integer $current_level
-	 * @param Integer $blog_id
-	 * @param Integer $post_id
-	 */
-	public static function get_threaded_comments($current = 0, $current_level = 0, $blog_id, $post_id, $task_id = 0)
-	{
-		$tbl_blogs_comments = Database::get_course_table(TABLE_BLOGS_COMMENTS);
-		$tbl_users = Database::get_main_table(TABLE_MAIN_USER);
-		$tbl_blogs_tasks = Database::get_course_table(TABLE_BLOGS_TASKS);
-		global $charset;
-
-		$course_id = api_get_course_int_id();
-
-		// Select top level comments
-		$next_level = $current_level + 1;
+                return '';
+            }
+        }
+    }
+
+    /**
+     * This functions gets all replys to a post, threaded.
+     *
+     * @param Integer $current
+     * @param Integer $current_level
+     * @param Integer $blog_id
+     * @param Integer $post_id
+     */
+    public static function get_threaded_comments($current = 0, $current_level = 0, $blog_id, $post_id, $task_id = 0)
+    {
+        $tbl_blogs_comments = Database::get_course_table(TABLE_BLOGS_COMMENTS);
+        $tbl_users = Database::get_main_table(TABLE_MAIN_USER);
+        $tbl_blogs_tasks = Database::get_course_table(TABLE_BLOGS_TASKS);
+        global $charset;
+
+        $course_id = api_get_course_int_id();
+
+        // Select top level comments
+        $next_level = $current_level + 1;
         $sql = "SELECT comments.*, user.lastname, user.firstname, user.username, task.color
                 FROM $tbl_blogs_comments comments
                 INNER JOIN $tbl_users user
@@ -1200,11 +1199,11 @@ 
                     parent_comment_id = $current AND
                     comments.blog_id = '".(int)$blog_id."' AND
                     comments.post_id = '".(int)$post_id."'";
-		$result = Database::query($sql);
+        $result = Database::query($sql);
 
-		while($comment = Database::fetch_array($result)) {
-			// Select the children recursivly
-			$tmp = "SELECT comments.*, user.lastname, user.firstname, user.username
+        while($comment = Database::fetch_array($result)) {
+            // Select the children recursivly
+            $tmp = "SELECT comments.*, user.lastname, user.firstname, user.username
 			        FROM $tbl_blogs_comments comments
 					INNER JOIN $tbl_users user
 					ON comments.author_id = user.user_id
@@ -1213,104 +1212,104 @@ 
 						comment_id = $current
 						AND blog_id = '".(int)$blog_id."'
 						AND post_id = '".(int)$post_id."'";
-			$tmp = Database::query($tmp);
-			$tmp = Database::fetch_array($tmp);
-			$parent_cat = $tmp['parent_comment_id'];
-			$border_color = '';
-
-			// Prepare data
-			$comment_text = make_clickable(stripslashes($comment['comment']));
-			$blog_comment_date = api_convert_and_format_date($comment['date_creation'], null, date_default_timezone_get());
-			$blog_comment_actions = "";
-			if(api_is_allowed('BLOG_' . $blog_id, 'article_comments_delete', $task_id)) { $blog_comment_actions .= '<a href="blog.php?action=view_post&blog_id=' . $blog_id . '&post_id=' . $post_id . '&do=delete_comment&comment_id=' . $comment['comment_id'] . '&task_id=' . $task_id . '" title="' . get_lang('DeleteThisComment') . '" onclick="javascript:if(!confirm(\''.addslashes(api_htmlentities(get_lang("ConfirmYourChoice"),ENT_QUOTES,$charset)). '\')) return false;"><img src="../img/delete.gif" border="0" /></a>'; }
-			if(api_is_allowed('BLOG_' . $blog_id, 'article_comments_rate')) { $rating_select = Blog::display_rating_form('comment', $blog_id, $post_id, $comment['comment_id']); }
-
-			if (!is_null($comment['task_id'])) {
-				$border_color = ' border-left: 3px solid #' . $comment['color'];
-			}
-
-			$comment_text = stripslashes($comment_text);
-
-			// Output...
-			$margin = $current_level * 30;
-			echo '<div class="blogpost_comment" style="margin-left: ' . $margin . 'px;' . $border_color . '">';
-				echo '<span class="blogpost_comment_title"><a href="#add_comment" onclick="document.getElementById(\'comment_parent_id\').value=\'' . $comment['comment_id'] . '\'; document.getElementById(\'comment_title\').value=\'Re: '.addslashes($comment['title']) . '\'" title="' . get_lang('ReplyToThisComment') . '" >'.stripslashes($comment['title']) . '</a></span>';
-				echo '<span class="blogpost_comment_date">' . $blog_comment_date . '</span>';
-				echo '<span class="blogpost_text">' . $comment_text . '</span>';
-
-				$file_name_array=get_blog_attachment($blog_id,$post_id, $comment['comment_id']);
-				if (!empty($file_name_array)) {
-					echo '<br /><br />';
-					echo Display::return_icon('attachment.gif',get_lang('Attachment'));
-					echo '<a href="download.php?file=';
-					echo $file_name_array['path'];
-					echo ' "> '.$file_name_array['filename'].' </a>';
-					echo '<span class="attachment_comment">';
-					echo $file_name_array['comment'];
-					echo '</span><br />';
-				}
+            $tmp = Database::query($tmp);
+            $tmp = Database::fetch_array($tmp);
+            $parent_cat = $tmp['parent_comment_id'];
+            $border_color = '';
+
+            // Prepare data
+            $comment_text = make_clickable(stripslashes($comment['comment']));
+            $blog_comment_date = api_convert_and_format_date($comment['date_creation'], null, date_default_timezone_get());
+            $blog_comment_actions = "";
+            if(api_is_allowed('BLOG_' . $blog_id, 'article_comments_delete', $task_id)) { $blog_comment_actions .= '<a href="blog.php?action=view_post&blog_id=' . $blog_id . '&post_id=' . $post_id . '&do=delete_comment&comment_id=' . $comment['comment_id'] . '&task_id=' . $task_id . '" title="' . get_lang('DeleteThisComment') . '" onclick="javascript:if(!confirm(\''.addslashes(api_htmlentities(get_lang("ConfirmYourChoice"),ENT_QUOTES,$charset)). '\')) return false;"><img src="../img/delete.gif" border="0" /></a>'; }
+            if(api_is_allowed('BLOG_' . $blog_id, 'article_comments_rate')) { $rating_select = Blog::display_rating_form('comment', $blog_id, $post_id, $comment['comment_id']); }
+
+            if (!is_null($comment['task_id'])) {
+                $border_color = ' border-left: 3px solid #' . $comment['color'];
+            }
+
+            $comment_text = stripslashes($comment_text);
+
+            // Output...
+            $margin = $current_level * 30;
+            echo '<div class="blogpost_comment" style="margin-left: ' . $margin . 'px;' . $border_color . '">';
+                echo '<span class="blogpost_comment_title"><a href="#add_comment" onclick="document.getElementById(\'comment_parent_id\').value=\'' . $comment['comment_id'] . '\'; document.getElementById(\'comment_title\').value=\'Re: '.addslashes($comment['title']) . '\'" title="' . get_lang('ReplyToThisComment') . '" >'.stripslashes($comment['title']) . '</a></span>';
+                echo '<span class="blogpost_comment_date">' . $blog_comment_date . '</span>';
+                echo '<span class="blogpost_text">' . $comment_text . '</span>';
+
+                $file_name_array=get_blog_attachment($blog_id,$post_id, $comment['comment_id']);
+                if (!empty($file_name_array)) {
+                    echo '<br /><br />';
+                    echo Display::return_icon('attachment.gif',get_lang('Attachment'));
+                    echo '<a href="download.php?file=';
+                    echo $file_name_array['path'];
+                    echo ' "> '.$file_name_array['filename'].' </a>';
+                    echo '<span class="attachment_comment">';
+                    echo $file_name_array['comment'];
+                    echo '</span><br />';
+                }
                 $username = api_htmlentities(sprintf(get_lang('LoginX'), $comment['username']), ENT_QUOTES);
-				echo '<span class="blogpost_comment_info">'.get_lang('Author').': '.Display::tag('span', api_get_person_name($comment['firstname'], $comment['lastname']), array('title'=>$username)).' - '.get_lang('Rating').': '.Blog::display_rating('comment', $blog_id, $comment['comment_id']).$rating_select.'</span>';
-				echo '<span class="blogpost_actions">' . $blog_comment_actions . '</span>';
-			echo '</div>';
-
-			// Go further down the tree.
-			Blog::get_threaded_comments($comment['comment_id'], $next_level, $blog_id, $post_id);
-		}
-	}
-
-	/**
-	 * Displays the form to create a new post
-	 * @author Toon Keppens
-	 *
-	 * @param Integer $blog_id
-	 */
-	public static function display_form_new_post($blog_id)
-	{
-		if (api_is_allowed('BLOG_' . $blog_id, 'article_add')) {
-			$form = new FormValidator(
-				'add_post',
-				'post',
-				api_get_path(WEB_CODE_PATH)."blog/blog.php?action=new_post&blog_id=" . $blog_id . "&" . api_get_cidreq(),
-				null,
-				array('enctype' => 'multipart/form-data')
-			);
-			$form->addHidden('post_title_edited', 'false');
-			$form->addHeader(get_lang('NewPost'));
-			$form->addText('title', get_lang('Title'));
-			$config = array();
-			if (!api_is_allowed_to_edit()) {
-				$config['ToolbarSet'] = 'ProjectStudent';
-			} else {
-				$config['ToolbarSet'] = 'Project';
-			}
-			$form->addHtmlEditor('full_text', get_lang('Content'), false, false, $config);
-			$form->addFile('user_upload', get_lang('AddAnAttachment'));
-			$form->addTextarea('post_file_comment', get_lang('FileComment'));
-			$form->addHidden('new_post_submit', 'true');
-			$form->addButton('save', get_lang('Save'));
-
-			$form->display();
-		} else {
-			api_not_allowed();
-		}
-	}
-
-	/**
-	 * Displays the form to edit a post
-	 * @author Toon Keppens
-	 *
-	 * @param Integer $blog_id
-	 */
-	public static function display_form_edit_post($blog_id, $post_id)
-	{
-		$tbl_blogs_posts = Database::get_course_table(TABLE_BLOGS_POSTS);
-		$tbl_users = Database::get_main_table(TABLE_MAIN_USER);
-
-		$course_id = api_get_course_int_id();
-
-		// Get posts and author
-		$sql = "SELECT post.*, user.lastname, user.firstname
+                echo '<span class="blogpost_comment_info">'.get_lang('Author').': '.Display::tag('span', api_get_person_name($comment['firstname'], $comment['lastname']), array('title'=>$username)).' - '.get_lang('Rating').': '.Blog::display_rating('comment', $blog_id, $comment['comment_id']).$rating_select.'</span>';
+                echo '<span class="blogpost_actions">' . $blog_comment_actions . '</span>';
+            echo '</div>';
+
+            // Go further down the tree.
+            Blog::get_threaded_comments($comment['comment_id'], $next_level, $blog_id, $post_id);
+        }
+    }
+
+    /**
+     * Displays the form to create a new post
+     * @author Toon Keppens
+     *
+     * @param Integer $blog_id
+     */
+    public static function display_form_new_post($blog_id)
+    {
+        if (api_is_allowed('BLOG_' . $blog_id, 'article_add')) {
+            $form = new FormValidator(
+                'add_post',
+                'post',
+                api_get_path(WEB_CODE_PATH)."blog/blog.php?action=new_post&blog_id=" . $blog_id . "&" . api_get_cidreq(),
+                null,
+                array('enctype' => 'multipart/form-data')
+            );
+            $form->addHidden('post_title_edited', 'false');
+            $form->addHeader(get_lang('NewPost'));
+            $form->addText('title', get_lang('Title'));
+            $config = array();
+            if (!api_is_allowed_to_edit()) {
+                $config['ToolbarSet'] = 'ProjectStudent';
+            } else {
+                $config['ToolbarSet'] = 'Project';
+            }
+            $form->addHtmlEditor('full_text', get_lang('Content'), false, false, $config);
+            $form->addFile('user_upload', get_lang('AddAnAttachment'));
+            $form->addTextarea('post_file_comment', get_lang('FileComment'));
+            $form->addHidden('new_post_submit', 'true');
+            $form->addButton('save', get_lang('Save'));
+
+            $form->display();
+        } else {
+            api_not_allowed();
+        }
+    }
+
+    /**
+     * Displays the form to edit a post
+     * @author Toon Keppens
+     *
+     * @param Integer $blog_id
+     */
+    public static function display_form_edit_post($blog_id, $post_id)
+    {
+        $tbl_blogs_posts = Database::get_course_table(TABLE_BLOGS_POSTS);
+        $tbl_users = Database::get_main_table(TABLE_MAIN_USER);
+
+        $course_id = api_get_course_int_id();
+
+        // Get posts and author
+        $sql = "SELECT post.*, user.lastname, user.firstname
 				FROM $tbl_blogs_posts post
 				INNER JOIN $tbl_users user ON post.author_id = user.user_id
 				WHERE
@@ -1318,69 +1317,69 @@ 
 				post.blog_id 		= '".(int)$blog_id ."'
 				AND post.post_id	= '".(int)$post_id."'
 				ORDER BY post_id DESC";
-		$result = Database::query($sql);
-		$blog_post = Database::fetch_array($result);
-
-		// Form
-		$form = new FormValidator(
-			'edit_post',
-			'post',
-			api_get_path(WEB_CODE_PATH).'blog/blog.php?action=edit_post&post_id=' . intval($_GET['post_id']) . '&blog_id=' . intval($blog_id) . '&article_id='.intval($_GET['article_id']).'&task_id='.intval($_GET['task_id'])
-		);
-
-		$form->addHeader(get_lang('EditPost'));
-		$form->addText('title', get_lang('Title'));
-
-		if (!api_is_allowed_to_edit()) {
-			$config['ToolbarSet'] = 'ProjectStudent';
-		} else {
-			$config['ToolbarSet'] = 'Project';
-		}
-		$form->addHtmlEditor('full_text', get_lang('Content'), false, false, $config);
-
-		$form->addHidden('action', '');
-		$form->addHidden('edit_post_submit', 'true');
-		$form->addHidden('post_id', intval($_GET['post_id']));
-		$form->addButton('save', get_lang('Save'));
-		$form->setDefaults($blog_post);
-		$form->display();
-	}
-
-	/**
-	 * Displays a list of tasks in this blog
-	 * @author Toon Keppens
-	 *
-	 * @param Integer $blog_id
-	 */
-	public static function display_task_list($blog_id)
+        $result = Database::query($sql);
+        $blog_post = Database::fetch_array($result);
+
+        // Form
+        $form = new FormValidator(
+            'edit_post',
+            'post',
+            api_get_path(WEB_CODE_PATH).'blog/blog.php?action=edit_post&post_id=' . intval($_GET['post_id']) . '&blog_id=' . intval($blog_id) . '&article_id='.intval($_GET['article_id']).'&task_id='.intval($_GET['task_id'])
+        );
+
+        $form->addHeader(get_lang('EditPost'));
+        $form->addText('title', get_lang('Title'));
+
+        if (!api_is_allowed_to_edit()) {
+            $config['ToolbarSet'] = 'ProjectStudent';
+        } else {
+            $config['ToolbarSet'] = 'Project';
+        }
+        $form->addHtmlEditor('full_text', get_lang('Content'), false, false, $config);
+
+        $form->addHidden('action', '');
+        $form->addHidden('edit_post_submit', 'true');
+        $form->addHidden('post_id', intval($_GET['post_id']));
+        $form->addButton('save', get_lang('Save'));
+        $form->setDefaults($blog_post);
+        $form->display();
+    }
+
+    /**
+     * Displays a list of tasks in this blog
+     * @author Toon Keppens
+     *
+     * @param Integer $blog_id
+     */
+    public static function display_task_list($blog_id)
     {
-		global $charset;
+        global $charset;
         $course_id = api_get_course_int_id();
 
-		if (api_is_allowed('BLOG_' . $blog_id, 'article_add')) {
-			$tbl_blogs_tasks = Database::get_course_table(TABLE_BLOGS_TASKS);
-			$counter = 0;
-			global $color2;
+        if (api_is_allowed('BLOG_' . $blog_id, 'article_add')) {
+            $tbl_blogs_tasks = Database::get_course_table(TABLE_BLOGS_TASKS);
+            $counter = 0;
+            global $color2;
 
-			echo '<div class="actions">';
-			echo '<a href="' .api_get_self(). '?action=manage_tasks&blog_id=' . $blog_id . '&do=add"><img src="../img/blog_newtasks.gif" border="0" align="middle" alt="'.get_lang('AddTasks').'" />' . get_lang('AddTasks') . '</a> ';
-			echo '<a href="' .api_get_self(). '?action=manage_tasks&blog_id=' . $blog_id . '&do=assign"><img src="../img/blog_task.gif" border="0" align="middle" alt="'.get_lang('AssignTasks').'" />' . get_lang('AssignTasks') . '</a>';
-			?>
+            echo '<div class="actions">';
+            echo '<a href="' .api_get_self(). '?action=manage_tasks&blog_id=' . $blog_id . '&do=add"><img src="../img/blog_newtasks.gif" border="0" align="middle" alt="'.get_lang('AddTasks').'" />' . get_lang('AddTasks') . '</a> ';
+            echo '<a href="' .api_get_self(). '?action=manage_tasks&blog_id=' . $blog_id . '&do=assign"><img src="../img/blog_task.gif" border="0" align="middle" alt="'.get_lang('AssignTasks').'" />' . get_lang('AssignTasks') . '</a>';
+            ?>
 				<a href="<?php echo api_get_self(); ?>?action=manage_rights&blog_id=<?php echo $blog_id ?>" title="<?php echo get_lang('ManageRights') ?>"><?php echo Display::return_icon('blog_admin_users.png', get_lang('RightsManager'),'',ICON_SIZE_SMALL). get_lang('RightsManager') ?></a>
 			<?php
-			echo '</div>';
+            echo '</div>';
 
-			echo '<span class="blogpost_title">' . get_lang('TaskList') . '</span><br />';
-			echo "<table class=\"data_table\">";
-			echo	"<tr bgcolor=\"$color2\" align=\"center\" valign=\"top\">",
-					 "<th width='240'><b>",get_lang('Title'),"</b></th>\n",
-					 "<th><b>",get_lang('Description'),"</b></th>\n",
-					 "<th><b>",get_lang('Color'),"</b></th>\n",
-					 "<th width='50'><b>",get_lang('Modify'),"</b></th>\n",
-				"</tr>\n";
+            echo '<span class="blogpost_title">' . get_lang('TaskList') . '</span><br />';
+            echo "<table class=\"data_table\">";
+            echo	"<tr bgcolor=\"$color2\" align=\"center\" valign=\"top\">",
+                        "<th width='240'><b>",get_lang('Title'),"</b></th>\n",
+                        "<th><b>",get_lang('Description'),"</b></th>\n",
+                        "<th><b>",get_lang('Color'),"</b></th>\n",
+                        "<th width='50'><b>",get_lang('Modify'),"</b></th>\n",
+                "</tr>\n";
 
 
-			$sql = " SELECT
+            $sql = " SELECT
                         blog_id,
                         task_id,
                         blog_id,
@@ -1391,64 +1390,64 @@ 
                     FROM " . $tbl_blogs_tasks . "
                     WHERE c_id = $course_id AND blog_id = " . (int)$blog_id . "
                     ORDER BY system_task, title";
-			$result = Database::query($sql);
-
-
-			while($task = Database::fetch_array($result)) {
-				$counter++;
-				$css_class = (($counter % 2) == 0) ? "row_odd" : "row_even";
-				$delete_icon = ($task['system_task'] == '1') ? "delete_na.gif" : "delete.gif";
-				$delete_title = ($task['system_task'] == '1') ? get_lang('DeleteSystemTask') : get_lang('DeleteTask');
-				$delete_link = ($task['system_task'] == '1') ? '#' : api_get_self() . '?action=manage_tasks&blog_id=' . $task['blog_id'] . '&do=delete&task_id=' . $task['task_id'];
-				$delete_confirm = ($task['system_task'] == '1') ? '' : 'onclick="javascript:if(!confirm(\''.addslashes(api_htmlentities(get_lang("ConfirmYourChoice"),ENT_QUOTES,$charset)). '\')) return false;"';
-
-				echo	'<tr class="' . $css_class . '" valign="top">',
-							 '<td width="240">' . Security::remove_XSS($task['title']) . '</td>',
-							 '<td>' . Security::remove_XSS($task['description']) . '</td>',
-							 '<td><span style="background-color: #' . $task['color'] . '">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span></td>',
-							 '<td width="50">',
-							 	'<a href="' .api_get_self(). '?action=manage_tasks&blog_id=' . $task['blog_id'] . '&do=edit&task_id=' . $task['task_id'] . '">',
-								'<img src="../img/edit.gif" border="0" title="' . get_lang('EditTask') . '" />',
-								"</a>\n",
-								'<a href="' . $delete_link . '"',
-								$delete_confirm,
-								'><img src="../img/' . $delete_icon . '" border="0" title="' . $delete_title . '" />',
-								"</a>\n",
-							 '</td>',
-						'</tr>';
-			}
-			echo "</table>";
-		}
-	}
-
-	/**
-	 * Displays a list of tasks assigned to a user in this blog
-	 * @author Toon Keppens
-	 *
-	 * @param Integer $blog_id
-	 */
-	public static function display_assigned_task_list ($blog_id)
+            $result = Database::query($sql);
+
+
+            while($task = Database::fetch_array($result)) {
+                $counter++;
+                $css_class = (($counter % 2) == 0) ? "row_odd" : "row_even";
+                $delete_icon = ($task['system_task'] == '1') ? "delete_na.gif" : "delete.gif";
+                $delete_title = ($task['system_task'] == '1') ? get_lang('DeleteSystemTask') : get_lang('DeleteTask');
+                $delete_link = ($task['system_task'] == '1') ? '#' : api_get_self() . '?action=manage_tasks&blog_id=' . $task['blog_id'] . '&do=delete&task_id=' . $task['task_id'];
+                $delete_confirm = ($task['system_task'] == '1') ? '' : 'onclick="javascript:if(!confirm(\''.addslashes(api_htmlentities(get_lang("ConfirmYourChoice"),ENT_QUOTES,$charset)). '\')) return false;"';
+
+                echo	'<tr class="' . $css_class . '" valign="top">',
+                                '<td width="240">' . Security::remove_XSS($task['title']) . '</td>',
+                                '<td>' . Security::remove_XSS($task['description']) . '</td>',
+                                '<td><span style="background-color: #' . $task['color'] . '">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span></td>',
+                                '<td width="50">',
+                                    '<a href="' .api_get_self(). '?action=manage_tasks&blog_id=' . $task['blog_id'] . '&do=edit&task_id=' . $task['task_id'] . '">',
+                                '<img src="../img/edit.gif" border="0" title="' . get_lang('EditTask') . '" />',
+                                "</a>\n",
+                                '<a href="' . $delete_link . '"',
+                                $delete_confirm,
+                                '><img src="../img/' . $delete_icon . '" border="0" title="' . $delete_title . '" />',
+                                "</a>\n",
+                                '</td>',
+                        '</tr>';
+            }
+            echo "</table>";
+        }
+    }
+
+    /**
+     * Displays a list of tasks assigned to a user in this blog
+     * @author Toon Keppens
+     *
+     * @param Integer $blog_id
+     */
+    public static function display_assigned_task_list ($blog_id)
     {
-		// Init
-		$tbl_users = Database::get_main_table(TABLE_MAIN_USER);
-		$tbl_blogs_tasks = Database::get_course_table(TABLE_BLOGS_TASKS);
-		$tbl_blogs_tasks_rel_user = Database::get_course_table(TABLE_BLOGS_TASKS_REL_USER);
-		$counter = 0;
-		global $charset,$color2;
-
-		echo '<span class="blogpost_title">' . get_lang('AssignedTasks') . '</span><br />';
-		echo "<table class=\"data_table\">";
-		echo	"<tr bgcolor=\"$color2\" align=\"center\" valign=\"top\">",
-				 "<th width='240'><b>",get_lang('Member'),"</b></th>\n",
-				 "<th><b>",get_lang('Task'),"</b></th>\n",
-				 "<th><b>",get_lang('Description'),"</b></th>\n",
-				 "<th><b>",get_lang('TargetDate'),"</b></th>\n",
-				 "<th width='50'><b>",get_lang('Modify'),"</b></th>\n",
-			"</tr>";
-
-		$course_id = api_get_course_int_id();
-
-		$sql = "SELECT task_rel_user.*, task.title, user.firstname, user.lastname, user.username, task.description, task.system_task, task.blog_id, task.task_id
+        // Init
+        $tbl_users = Database::get_main_table(TABLE_MAIN_USER);
+        $tbl_blogs_tasks = Database::get_course_table(TABLE_BLOGS_TASKS);
+        $tbl_blogs_tasks_rel_user = Database::get_course_table(TABLE_BLOGS_TASKS_REL_USER);
+        $counter = 0;
+        global $charset,$color2;
+
+        echo '<span class="blogpost_title">' . get_lang('AssignedTasks') . '</span><br />';
+        echo "<table class=\"data_table\">";
+        echo	"<tr bgcolor=\"$color2\" align=\"center\" valign=\"top\">",
+                    "<th width='240'><b>",get_lang('Member'),"</b></th>\n",
+                    "<th><b>",get_lang('Task'),"</b></th>\n",
+                    "<th><b>",get_lang('Description'),"</b></th>\n",
+                    "<th><b>",get_lang('TargetDate'),"</b></th>\n",
+                    "<th width='50'><b>",get_lang('Modify'),"</b></th>\n",
+            "</tr>";
+
+        $course_id = api_get_course_int_id();
+
+        $sql = "SELECT task_rel_user.*, task.title, user.firstname, user.lastname, user.username, task.description, task.system_task, task.blog_id, task.task_id
 				FROM $tbl_blogs_tasks_rel_user task_rel_user
 				INNER JOIN $tbl_blogs_tasks task ON task_rel_user.task_id = task.task_id
 				INNER JOIN $tbl_users user ON task_rel_user.user_id = user.user_id
@@ -1457,45 +1456,45 @@ 
 					task.c_id = $course_id AND
 					task_rel_user.blog_id = '".(int)$blog_id."'
 				ORDER BY target_date ASC";
-		$result = Database::query($sql);
+        $result = Database::query($sql);
 
-		while ($assignment = Database::fetch_array($result)) {
-			$counter++;
-			$css_class = (($counter % 2)==0) ? "row_odd" : "row_even";
-			$delete_icon = ($assignment['system_task'] == '1') ? "delete_na.gif" : "delete.gif";
-			$delete_title = ($assignment['system_task'] == '1') ? get_lang('DeleteSystemTask') : get_lang('DeleteTask');
-			$delete_link = ($assignment['system_task'] == '1') ? '#' : api_get_self() . '?action=manage_tasks&blog_id=' . $assignment['blog_id'] . '&do=delete&task_id=' . $assignment['task_id'];
-			$delete_confirm = ($assignment['system_task'] == '1') ? '' : 'onclick="javascript:if(!confirm(\''.addslashes(api_htmlentities(get_lang("ConfirmYourChoice"),ENT_QUOTES,$charset)). '\')) return false;"';
+        while ($assignment = Database::fetch_array($result)) {
+            $counter++;
+            $css_class = (($counter % 2)==0) ? "row_odd" : "row_even";
+            $delete_icon = ($assignment['system_task'] == '1') ? "delete_na.gif" : "delete.gif";
+            $delete_title = ($assignment['system_task'] == '1') ? get_lang('DeleteSystemTask') : get_lang('DeleteTask');
+            $delete_link = ($assignment['system_task'] == '1') ? '#' : api_get_self() . '?action=manage_tasks&blog_id=' . $assignment['blog_id'] . '&do=delete&task_id=' . $assignment['task_id'];
+            $delete_confirm = ($assignment['system_task'] == '1') ? '' : 'onclick="javascript:if(!confirm(\''.addslashes(api_htmlentities(get_lang("ConfirmYourChoice"),ENT_QUOTES,$charset)). '\')) return false;"';
 
             $username = api_htmlentities(sprintf(get_lang('LoginX'), $assignment['username']), ENT_QUOTES);
 
-			echo	'<tr class="' . $css_class . '" valign="top">',
-						 '<td width="240">' . Display::tag('span', api_get_person_name($assignment['firstname'], $assignment['lastname']), array('title'=>$username)) . '</td>',
-						 '<td>'.stripslashes($assignment['title']) . '</td>',
-						 '<td>'.stripslashes($assignment['description']) . '</td>',
-						 '<td>' . $assignment['target_date'] . '</td>',
-						 '<td width="50">',
-						 	'<a href="' .api_get_self(). '?action=manage_tasks&blog_id=' . $assignment['blog_id'] . '&do=edit_assignment&task_id=' . $assignment['task_id'] . '&user_id=' . $assignment['user_id'] . '">',
-							'<img src="../img/edit.gif" border="0" title="' . get_lang('EditTask') . '" />',
-							"</a>\n",
-							'<a href="' .api_get_self(). '?action=manage_tasks&blog_id=' . $assignment['blog_id'] . '&do=delete_assignment&task_id=' . $assignment['task_id'] . '&user_id=' . $assignment['user_id'] . '" ',
-							'onclick="javascript:if(!confirm(\''.addslashes(api_htmlentities(get_lang("ConfirmYourChoice"),ENT_QUOTES,$charset)). '\')) return false;"',
-							'<img src="../img/' . $delete_icon . '" border="0" title="' . $delete_title . '" />',
-							"</a>\n",
-						 '</td>',
-					'</tr>';
-		}
-		echo "</table>";
-	}
-
-	/**
-	 * Displays new task form
-	 * @author Toon Keppens
-	 *
-	 */
-	public static function display_new_task_form ($blog_id)
-	{
-		// Init
+            echo	'<tr class="' . $css_class . '" valign="top">',
+                            '<td width="240">' . Display::tag('span', api_get_person_name($assignment['firstname'], $assignment['lastname']), array('title'=>$username)) . '</td>',
+                            '<td>'.stripslashes($assignment['title']) . '</td>',
+                            '<td>'.stripslashes($assignment['description']) . '</td>',
+                            '<td>' . $assignment['target_date'] . '</td>',
+                            '<td width="50">',
+                                '<a href="' .api_get_self(). '?action=manage_tasks&blog_id=' . $assignment['blog_id'] . '&do=edit_assignment&task_id=' . $assignment['task_id'] . '&user_id=' . $assignment['user_id'] . '">',
+                            '<img src="../img/edit.gif" border="0" title="' . get_lang('EditTask') . '" />',
+                            "</a>\n",
+                            '<a href="' .api_get_self(). '?action=manage_tasks&blog_id=' . $assignment['blog_id'] . '&do=delete_assignment&task_id=' . $assignment['task_id'] . '&user_id=' . $assignment['user_id'] . '" ',
+                            'onclick="javascript:if(!confirm(\''.addslashes(api_htmlentities(get_lang("ConfirmYourChoice"),ENT_QUOTES,$charset)). '\')) return false;"',
+                            '<img src="../img/' . $delete_icon . '" border="0" title="' . $delete_title . '" />',
+                            "</a>\n",
+                            '</td>',
+                    '</tr>';
+        }
+        echo "</table>";
+    }
+
+    /**
+     * Displays new task form
+     * @author Toon Keppens
+     *
+     */
+    public static function display_new_task_form ($blog_id)
+    {
+        // Init
         $colors = array(
             'FFFFFF',
             'FFFF99',
@@ -1514,14 +1513,14 @@ 
             '000000'
         );
 
-		// form
-		echo '<form name="add_task" method="post" action="blog.php?action=manage_tasks&blog_id=' . $blog_id . '">';
+        // form
+        echo '<form name="add_task" method="post" action="blog.php?action=manage_tasks&blog_id=' . $blog_id . '">';
 
-		// form title
-		echo '<legend>'.get_lang('AddTask').'</legend>';
+        // form title
+        echo '<legend>'.get_lang('AddTask').'</legend>';
 
-		// task title
-		echo '	<div class="control-group">
+        // task title
+        echo '	<div class="control-group">
 					<label class="control-label">
 						<span class="form_required">*</span>' . get_lang('Title') . '
 					</label>
@@ -1530,8 +1529,8 @@ 
 					</div>
 				</div>';
 
-		// task comment
-		echo '	<div class="control-group">
+        // task comment
+        echo '	<div class="control-group">
 					<label class="control-label">
 						' . get_lang('Description') . '
 					</label>
@@ -1540,8 +1539,8 @@ 
 					</div>
 				</div>';
 
-		// task management
-		echo '	<div class="control-group">
+        // task management
+        echo '	<div class="control-group">
 					<label class="control-label">
 						' . get_lang('TaskManager') . '
 					</label>
@@ -1562,12 +1561,12 @@ 
                         echo '<td style="border:1px dotted #808080; text-align:center;"><input id="commentsDelete" name="chkCommentsDelete" type="checkbox" /></td>';
                     echo '</tr>';
                 echo '</table>';
-		echo '		</div>
+        echo '		</div>
 				</div>';
 
 
-		// task color
-		echo '	<div class="control-group">
+        // task color
+        echo '	<div class="control-group">
 					<label class="control-label">
 						' . get_lang('Color') . '
 					</label>
@@ -1578,40 +1577,40 @@ 
                     echo '<option value="' . $color . '" ' . $style . '>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</option>';
                 }
         echo '</select>';
-		echo '		</div>
+        echo '		</div>
 				</div>';
 
-		// submit
-		echo '	<div class="control-group">
+        // submit
+        echo '	<div class="control-group">
 					<div class="controls">
 							<input type="hidden" name="action" value="" />
 							<input type="hidden" name="new_task_submit" value="true" />
 						<button class="save" type="submit" name="Submit">' . get_lang('Save') . '</button>
 					</div>
 				</div>';
-		echo '</form>';
+        echo '</form>';
 
-		echo '<div style="clear:both; margin-bottom: 10px;"></div>';
-	}
+        echo '<div style="clear:both; margin-bottom: 10px;"></div>';
+    }
 
 
-	/**
-	 * Displays edit task form
-	 * @author Toon Keppens
-	 *
-	 */
-	public static function display_edit_task_form ($blog_id, $task_id) {
-		$tbl_blogs_tasks = Database::get_course_table(TABLE_BLOGS_TASKS);
+    /**
+     * Displays edit task form
+     * @author Toon Keppens
+     *
+     */
+    public static function display_edit_task_form ($blog_id, $task_id) {
+        $tbl_blogs_tasks = Database::get_course_table(TABLE_BLOGS_TASKS);
         $course_id = api_get_course_int_id();
 
-		$colors = array('FFFFFF','FFFF99','FFCC99','FF9933','FF6699','CCFF99','CC9966','66FF00', '9966FF', 'CF3F3F', '990033','669933','0033FF','003366','000000');
+        $colors = array('FFFFFF','FFFF99','FFCC99','FF9933','FF6699','CCFF99','CC9966','66FF00', '9966FF', 'CF3F3F', '990033','669933','0033FF','003366','000000');
 
-		$sql = "SELECT blog_id, task_id, title, description, color FROM $tbl_blogs_tasks WHERE c_id = $course_id AND task_id = '".(int)$task_id."'";
-		$result = Database::query($sql);
-		$task = Database::fetch_array($result);
+        $sql = "SELECT blog_id, task_id, title, description, color FROM $tbl_blogs_tasks WHERE c_id = $course_id AND task_id = '".(int)$task_id."'";
+        $result = Database::query($sql);
+        $task = Database::fetch_array($result);
 
-		// Display
-		echo '<form name="edit_task" method="post" action="blog.php?action=manage_tasks&blog_id=' . $blog_id . '">
+        // Display
+        echo '<form name="edit_task" method="post" action="blog.php?action=manage_tasks&blog_id=' . $blog_id . '">
 					<legend>' . get_lang('EditTask') . '</legend>
 					<table width="100%" border="0" cellspacing="2">
 						<tr>
@@ -1623,42 +1622,42 @@ 
 					   <td><textarea name="task_description" cols="45">'.Security::remove_XSS($task['description']).'</textarea></td>
 						</tr>';
 
-						/* edit by Kevin Van Den Haute (kevin@develop-it.be) */
-						$tbl_tasks_permissions = Database::get_course_table(TABLE_BLOGS_TASKS_PERMISSIONS);
+                        /* edit by Kevin Van Den Haute (kevin@develop-it.be) */
+                        $tbl_tasks_permissions = Database::get_course_table(TABLE_BLOGS_TASKS_PERMISSIONS);
 
-						$sql = " SELECT id, action FROM " . $tbl_tasks_permissions . "
+                        $sql = " SELECT id, action FROM " . $tbl_tasks_permissions . "
 							     WHERE c_id = $course_id AND task_id = '" . (int)$task_id."'";
-						$result = Database::query($sql);
-
-						$arrPermissions = array();
-
-						while ($row = Database::fetch_array($result))
-							$arrPermissions[] = $row['action'];
-
-						    echo '<tr>';
-							echo '<td style="text-align:right; vertical-align:top;">' . get_lang('TaskManager') . ':&nbsp;&nbsp;</td>';
-							echo '<td>';
-								echo '<table  class="data_table" cellspacing="0" style="border-collapse:collapse; width:446px;">';
-									echo '<tr>';
-										echo '<th colspan="2" style="width:223px;">' . get_lang('ArticleManager') . '</th>';
-										echo '<th width:223px;>' . get_lang('CommentManager') . '</th>';
-									echo '</tr>';
-									echo '<tr>';
-										echo '<th style="width:111px;"><label for="articleDelete">' . get_lang('Delete') . '</label></th>';
-										echo '<th style="width:112px;"><label for="articleEdit">' . get_lang('Edit') . '</label></th>';
-										echo '<th style="width:223px;"><label for="commentsDelete">' . get_lang('Delete') . '</label></th>';
-									echo '</tr>';
-									echo '<tr>';
-										echo '<td style="text-align:center;"><input ' . ((in_array('article_delete', $arrPermissions)) ? 'checked ' : '') . 'id="articleDelete" name="chkArticleDelete" type="checkbox" /></td>';
-										echo '<td style="text-align:center;"><input ' . ((in_array('article_edit', $arrPermissions)) ? 'checked ' : '') . 'id="articleEdit" name="chkArticleEdit" type="checkbox" /></td>';
-										echo '<td style="text-align:center;"><input ' . ((in_array('article_comments_delete', $arrPermissions)) ? 'checked ' : '') . 'id="commentsDelete" name="chkCommentsDelete" type="checkbox" /></td>';
-									echo '</tr>';
-								echo '</table>';
-							echo '</td>';
-						echo '</tr>';
-						/* end of edit */
-
-						echo '<tr>
+                        $result = Database::query($sql);
+
+                        $arrPermissions = array();
+
+                        while ($row = Database::fetch_array($result))
+                            $arrPermissions[] = $row['action'];
+
+                            echo '<tr>';
+                            echo '<td style="text-align:right; vertical-align:top;">' . get_lang('TaskManager') . ':&nbsp;&nbsp;</td>';
+                            echo '<td>';
+                                echo '<table  class="data_table" cellspacing="0" style="border-collapse:collapse; width:446px;">';
+                                    echo '<tr>';
+                                        echo '<th colspan="2" style="width:223px;">' . get_lang('ArticleManager') . '</th>';
+                                        echo '<th width:223px;>' . get_lang('CommentManager') . '</th>';
+                                    echo '</tr>';
+                                    echo '<tr>';
+                                        echo '<th style="width:111px;"><label for="articleDelete">' . get_lang('Delete') . '</label></th>';
+                                        echo '<th style="width:112px;"><label for="articleEdit">' . get_lang('Edit') . '</label></th>';
+                                        echo '<th style="width:223px;"><label for="commentsDelete">' . get_lang('Delete') . '</label></th>';
+                                    echo '</tr>';
+                                    echo '<tr>';
+                                        echo '<td style="text-align:center;"><input ' . ((in_array('article_delete', $arrPermissions)) ? 'checked ' : '') . 'id="articleDelete" name="chkArticleDelete" type="checkbox" /></td>';
+                                        echo '<td style="text-align:center;"><input ' . ((in_array('article_edit', $arrPermissions)) ? 'checked ' : '') . 'id="articleEdit" name="chkArticleEdit" type="checkbox" /></td>';
+                                        echo '<td style="text-align:center;"><input ' . ((in_array('article_comments_delete', $arrPermissions)) ? 'checked ' : '') . 'id="commentsDelete" name="chkCommentsDelete" type="checkbox" /></td>';
+                                    echo '</tr>';
+                                echo '</table>';
+                            echo '</td>';
+                        echo '</tr>';
+                        /* end of edit */
+
+                        echo '<tr>
 					   <td align="right">' . get_lang('Color') . ':&nbsp;&nbsp;</td>
 					   <td>
 					   	<select name="task_color" id="color" style="width: 150px; background-color: #' . $task['color'] . '" onchange="document.getElementById(\'color\').style.backgroundColor=\'#\'+document.getElementById(\'color\').value" onkeypress="document.getElementById(\'color\').style.backgroundColor=\'#\'+document.getElementById(\'color\').value">';
@@ -1667,7 +1666,7 @@ 
                                 $style = 'style="background-color: #' . $color . '"';
                                 echo '<option value="' . $color . '" ' . $style . ' ' . $selected . ' >&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</option>';
                             }
-		echo '			   </select>
+        echo '			   </select>
 						  </td>
 						</tr>
 						<tr>
@@ -1680,34 +1679,34 @@ 
 						</tr>
 					</table>
 				</form>';
-	}
-
-	/**
-	 * @param $blog_id
-	 * @return FormValidator
-	 */
-	public static function getTaskForm($blog_id)
-	{
-		$tbl_users = Database::get_main_table(TABLE_MAIN_USER);
-		$tbl_blogs_rel_user = Database::get_course_table(TABLE_BLOGS_REL_USER);
-		$tbl_blogs_tasks = Database::get_course_table(TABLE_BLOGS_TASKS);
-		$course_id = api_get_course_int_id();
-
-		// Get users in this blog / make select list of it
-		$sql = "SELECT user.user_id, user.firstname, user.lastname, user.username
+    }
+
+    /**
+     * @param $blog_id
+     * @return FormValidator
+     */
+    public static function getTaskForm($blog_id)
+    {
+        $tbl_users = Database::get_main_table(TABLE_MAIN_USER);
+        $tbl_blogs_rel_user = Database::get_course_table(TABLE_BLOGS_REL_USER);
+        $tbl_blogs_tasks = Database::get_course_table(TABLE_BLOGS_TASKS);
+        $course_id = api_get_course_int_id();
+
+        // Get users in this blog / make select list of it
+        $sql = "SELECT user.user_id, user.firstname, user.lastname, user.username
 				FROM $tbl_users user
 				INNER JOIN $tbl_blogs_rel_user blogs_rel_user
 				ON user.user_id = blogs_rel_user.user_id
 				WHERE blogs_rel_user.c_id = $course_id AND blogs_rel_user.blog_id = '".(int)$blog_id."'";
-		$result = Database::query($sql);
+        $result = Database::query($sql);
 
-		$options = array();
-		while ($user = Database::fetch_array($result)) {
-			$options[$user['user_id']] = api_get_person_name($user['firstname'], $user['lastname']);
-		}
+        $options = array();
+        while ($user = Database::fetch_array($result)) {
+            $options[$user['user_id']] = api_get_person_name($user['firstname'], $user['lastname']);
+        }
 
-		// Get tasks in this blog / make select list of it
-		$sql = "
+        // Get tasks in this blog / make select list of it
+        $sql = "
 			SELECT
 				blog_id,
 				task_id,
@@ -1719,97 +1718,97 @@ 
 			FROM $tbl_blogs_tasks
 			WHERE c_id = $course_id AND blog_id = " . (int)$blog_id . "
 			ORDER BY system_task, title";
-		$result = Database::query($sql);
-
-		$taskOptions = array();
-		while ($task = Database::fetch_array($result)) {
-			$taskOptions[$task['task_id']] = stripslashes($task['title']);
-		}
-
-		$form = new FormValidator(
-			'assign_task',
-			'post',
-			api_get_path(
-				WEB_CODE_PATH
-			).'blog/blog.php?action=manage_tasks&blog_id='.$blog_id
-		);
-
-		$form->addHeader(get_lang('AssignTask'));
-		$form->addSelect('task_user_id', get_lang('SelectUser'), $options);
-		$form->addSelect('task_task_id', get_lang('SelectTask'), $taskOptions);
-		$form->addDatePicker('task_day', get_lang('SelectTargetDate'));
-
-		$form->addHidden('action', '');
-		$form->addButtonSave(get_lang('Ok'));
-
-		return $form;
-	}
-
-	/**
-	 * Displays assign task form
-	 * @author Toon Keppens
-	 *
-	 */
-	public static function display_assign_task_form($blog_id)
-	{
-		$form = self::getTaskForm($blog_id);
-		$form->addHidden('assign_task_submit', 'true');
-		$form->display();
-		echo '<div style="clear: both; margin-bottom:10px;"></div>';
-	}
-
-	/**
-	 * Displays assign task form
-	 * @author Toon Keppens
-	 *
-	 */
-	public static function display_edit_assigned_task_form($blog_id, $task_id, $user_id)
-	{
-		$tbl_blogs_tasks_rel_user 	= Database::get_course_table(TABLE_BLOGS_TASKS_REL_USER);
-
-		$course_id = api_get_course_int_id();
-
-		// Get assignd date;
-		$sql = "
+        $result = Database::query($sql);
+
+        $taskOptions = array();
+        while ($task = Database::fetch_array($result)) {
+            $taskOptions[$task['task_id']] = stripslashes($task['title']);
+        }
+
+        $form = new FormValidator(
+            'assign_task',
+            'post',
+            api_get_path(
+                WEB_CODE_PATH
+            ).'blog/blog.php?action=manage_tasks&blog_id='.$blog_id
+        );
+
+        $form->addHeader(get_lang('AssignTask'));
+        $form->addSelect('task_user_id', get_lang('SelectUser'), $options);
+        $form->addSelect('task_task_id', get_lang('SelectTask'), $taskOptions);
+        $form->addDatePicker('task_day', get_lang('SelectTargetDate'));
+
+        $form->addHidden('action', '');
+        $form->addButtonSave(get_lang('Ok'));
+
+        return $form;
+    }
+
+    /**
+     * Displays assign task form
+     * @author Toon Keppens
+     *
+     */
+    public static function display_assign_task_form($blog_id)
+    {
+        $form = self::getTaskForm($blog_id);
+        $form->addHidden('assign_task_submit', 'true');
+        $form->display();
+        echo '<div style="clear: both; margin-bottom:10px;"></div>';
+    }
+
+    /**
+     * Displays assign task form
+     * @author Toon Keppens
+     *
+     */
+    public static function display_edit_assigned_task_form($blog_id, $task_id, $user_id)
+    {
+        $tbl_blogs_tasks_rel_user 	= Database::get_course_table(TABLE_BLOGS_TASKS_REL_USER);
+
+        $course_id = api_get_course_int_id();
+
+        // Get assignd date;
+        $sql = "
 			SELECT target_date
 			FROM $tbl_blogs_tasks_rel_user
 			WHERE c_id = $course_id AND
 			      blog_id = '".(int)$blog_id."' AND
 			      user_id = '".(int)$user_id."' AND
 			      task_id = '".(int)$task_id."'";
-		$result = Database::query($sql);
-		$row = Database::fetch_assoc($result);
-
-		$date = $row['target_date'];
-
-		$defaults = [
-			'task_user_id' => $user_id,
-			'task_task_id' => $task_id,
-			'task_day' => $date
-		];
-		$form = self::getTaskForm($blog_id);
-		$form->addHidden('old_task_id', $task_id);
-		$form->addHidden('old_user_id', $user_id);
-		$form->addHidden('old_target_date', $date);
-		$form->addHidden('assign_task_edit_submit', 'true');
-		$form->setDefaults($defaults);
-		$form->display();
-	}
-
-	/**
-	 * Assigns a task to a user in a blog
-	 *
-	 * @param Integer $blog_id
-	 * @param Integer $user_id
-	 * @param Integer $task_id
-	 * @param Date $target_date
-	 */
-	public static function assign_task($blog_id, $user_id, $task_id, $target_date)
-	{
-		$tbl_blogs_tasks_rel_user = Database::get_course_table(TABLE_BLOGS_TASKS_REL_USER);
-		$course_id = api_get_course_int_id();
-
-		$sql = "
+        $result = Database::query($sql);
+        $row = Database::fetch_assoc($result);
+
+        $date = $row['target_date'];
+
+        $defaults = [
+            'task_user_id' => $user_id,
+            'task_task_id' => $task_id,
+            'task_day' => $date
+        ];
+        $form = self::getTaskForm($blog_id);
+        $form->addHidden('old_task_id', $task_id);
+        $form->addHidden('old_user_id', $user_id);
+        $form->addHidden('old_target_date', $date);
+        $form->addHidden('assign_task_edit_submit', 'true');
+        $form->setDefaults($defaults);
+        $form->display();
+    }
+
+    /**
+     * Assigns a task to a user in a blog
+     *
+     * @param Integer $blog_id
+     * @param Integer $user_id
+     * @param Integer $task_id
+     * @param Date $target_date
+     */
+    public static function assign_task($blog_id, $user_id, $task_id, $target_date)
+    {
+        $tbl_blogs_tasks_rel_user = Database::get_course_table(TABLE_BLOGS_TASKS_REL_USER);
+        $course_id = api_get_course_int_id();
+
+        $sql = "
 			SELECT COUNT(*) as 'number'
 			FROM " . $tbl_blogs_tasks_rel_user . "
 			WHERE c_id = $course_id AND
@@ -1818,11 +1817,11 @@ 
 			AND	task_id = " . (int)$task_id . "
 		";
 
-		$result = Database::query($sql);
-		$row = Database::fetch_assoc($result);
+        $result = Database::query($sql);
+        $row = Database::fetch_assoc($result);
 
-		if ($row['number'] == 0) {
-			$sql = "
+        if ($row['number'] == 0) {
+            $sql = "
 				INSERT INTO " . $tbl_blogs_tasks_rel_user . " (
 					c_id,
 					blog_id,
@@ -1837,9 +1836,9 @@ 
 					'" . Database::escape_string($target_date) . "'
 				)";
 
-			Database::query($sql);
-		}
-	}
+            Database::query($sql);
+        }
+    }
 
     /**
      * @param $blog_id
@@ -1859,11 +1858,11 @@ 
         $old_task_id,
         $old_target_date
     ) {
-		$tbl_blogs_tasks_rel_user = Database::get_course_table(TABLE_BLOGS_TASKS_REL_USER);
+        $tbl_blogs_tasks_rel_user = Database::get_course_table(TABLE_BLOGS_TASKS_REL_USER);
 
-		$course_id = api_get_course_int_id();
+        $course_id = api_get_course_int_id();
 
-		$sql = "SELECT COUNT(*) as 'number'
+        $sql = "SELECT COUNT(*) as 'number'
                 FROM " . $tbl_blogs_tasks_rel_user . "
                 WHERE
                     c_id = $course_id AND
@@ -1872,11 +1871,11 @@ 
                     task_id = " . (int)$task_id . "
             ";
 
-		$result = Database::query($sql);
-		$row = Database::fetch_assoc($result);
+        $result = Database::query($sql);
+        $row = Database::fetch_assoc($result);
 
-		if ($row['number'] == 0 || ($row['number'] != 0 && $task_id == $old_task_id && $user_id == $old_user_id)) {
-			$sql = "
+        if ($row['number'] == 0 || ($row['number'] != 0 && $task_id == $old_task_id && $user_id == $old_user_id)) {
+            $sql = "
 				UPDATE " . $tbl_blogs_tasks_rel_user . "
 				SET
 					user_id = " . (int)$user_id . ",
@@ -1889,76 +1888,76 @@ 
 					task_id = " . (int)$old_task_id . " AND
 					target_date = '" . Database::escape_string($old_target_date) . "'
 			";
-			Database::query($sql);
-		}
-	}
-
-	/**
-	 * Displays a list with posts a user can select to execute his task.
-	 *
-	 * @param Integer $blog_id
-	 * @param unknown_type $task_id
-	 */
-	public static function display_select_task_post($blog_id, $task_id)
+            Database::query($sql);
+        }
+    }
+
+    /**
+     * Displays a list with posts a user can select to execute his task.
+     *
+     * @param Integer $blog_id
+     * @param unknown_type $task_id
+     */
+    public static function display_select_task_post($blog_id, $task_id)
     {
-		$tbl_blogs_tasks = Database::get_course_table(TABLE_BLOGS_TASKS);
-		$tbl_blogs_posts = Database::get_course_table(TABLE_BLOGS_POSTS);
-		$tbl_users = Database::get_main_table(TABLE_MAIN_USER);
-		$course_id = api_get_course_int_id();
+        $tbl_blogs_tasks = Database::get_course_table(TABLE_BLOGS_TASKS);
+        $tbl_blogs_posts = Database::get_course_table(TABLE_BLOGS_POSTS);
+        $tbl_users = Database::get_main_table(TABLE_MAIN_USER);
+        $course_id = api_get_course_int_id();
 
 
-		$sql = "SELECT title, description FROM $tbl_blogs_tasks
+        $sql = "SELECT title, description FROM $tbl_blogs_tasks
 				WHERE task_id = '".(int)$task_id."'
 				AND c_id = $course_id";
-		$result = Database::query($sql);
-		$row = Database::fetch_assoc($result);
-		// Get posts and authors
-		$sql = "SELECT post.*, user.lastname, user.firstname, user.username
+        $result = Database::query($sql);
+        $row = Database::fetch_assoc($result);
+        // Get posts and authors
+        $sql = "SELECT post.*, user.lastname, user.firstname, user.username
 				FROM $tbl_blogs_posts post
 				INNER JOIN $tbl_users user ON post.author_id = user.user_id
 				WHERE post.blog_id = '".(int)$blog_id."' AND post.c_id = $course_id
 				ORDER BY post_id DESC
 				LIMIT 0, 100";
-		$result = Database::query($sql);
+        $result = Database::query($sql);
 
-		// Display
-		echo '<span class="blogpost_title">' . get_lang('SelectTaskArticle') . ' "' . stripslashes($row['title']) . '"</span>';
-		echo '<span style="font-style: italic;"">'.stripslashes($row['description']) . '</span><br><br>';
+        // Display
+        echo '<span class="blogpost_title">' . get_lang('SelectTaskArticle') . ' "' . stripslashes($row['title']) . '"</span>';
+        echo '<span style="font-style: italic;"">'.stripslashes($row['description']) . '</span><br><br>';
 
-		if (Database::num_rows($result) > 0) {
-			while($blog_post = Database::fetch_array($result)) {
-			    $username = api_htmlentities(sprintf(get_lang('LoginX'), $blog_post['username']), ENT_QUOTES);
-				echo '<a href="blog.php?action=execute_task&blog_id=' . $blog_id . '&task_id=' . $task_id . '&post_id=' . $blog_post['post_id'] . '#add_comment">'.stripslashes($blog_post['title']) . '</a>, ' . get_lang('WrittenBy') . ' ' . stripslashes(Display::tag('span', api_get_person_name($blog_post['firstname'], $blog_post['lastname']), array('title'=>$username))) . '<br />';
-			}
+        if (Database::num_rows($result) > 0) {
+            while($blog_post = Database::fetch_array($result)) {
+                $username = api_htmlentities(sprintf(get_lang('LoginX'), $blog_post['username']), ENT_QUOTES);
+                echo '<a href="blog.php?action=execute_task&blog_id=' . $blog_id . '&task_id=' . $task_id . '&post_id=' . $blog_post['post_id'] . '#add_comment">'.stripslashes($blog_post['title']) . '</a>, ' . get_lang('WrittenBy') . ' ' . stripslashes(Display::tag('span', api_get_person_name($blog_post['firstname'], $blog_post['lastname']), array('title'=>$username))) . '<br />';
+            }
         } else {
             echo get_lang('NoArticles');
         }
-	}
-
-	/**
-	 * Subscribes a user to a given blog
-	 * @author Toon Keppens
-	 *
-	 * @param Integer $blog_id
-	 * @param Integer $user_id
-	 */
-	public static function set_user_subscribed($blog_id, $user_id)
+    }
+
+    /**
+     * Subscribes a user to a given blog
+     * @author Toon Keppens
+     *
+     * @param Integer $blog_id
+     * @param Integer $user_id
+     */
+    public static function set_user_subscribed($blog_id, $user_id)
     {
-		// Init
-		$tbl_blogs_rel_user = Database::get_course_table(TABLE_BLOGS_REL_USER);
-		$tbl_user_permissions = Database::get_course_table(TABLE_PERMISSION_USER);
+        // Init
+        $tbl_blogs_rel_user = Database::get_course_table(TABLE_BLOGS_REL_USER);
+        $tbl_user_permissions = Database::get_course_table(TABLE_PERMISSION_USER);
 
-		$course_id = api_get_course_int_id();
+        $course_id = api_get_course_int_id();
 
-		// Subscribe the user
-		$sql = "INSERT INTO $tbl_blogs_rel_user (c_id, blog_id, user_id )
+        // Subscribe the user
+        $sql = "INSERT INTO $tbl_blogs_rel_user (c_id, blog_id, user_id )
 		        VALUES ($course_id, '".(int)$blog_id."', '".(int)$user_id."');";
-		Database::query($sql);
+        Database::query($sql);
 
-		// Give this user basic rights
-		$sql = "INSERT INTO $tbl_user_permissions (c_id, user_id,tool,action)
+        // Give this user basic rights
+        $sql = "INSERT INTO $tbl_user_permissions (c_id, user_id,tool,action)
 		        VALUES ($course_id, '".(int)$user_id."','BLOG_" . (int)$blog_id."','article_add')";
-		Database::query($sql);
+        Database::query($sql);
 
         $id = Database::insert_id();
         if ($id) {
@@ -1966,9 +1965,9 @@ 
             Database::query($sql);
         }
 
-		$sql = "INSERT INTO $tbl_user_permissions (c_id, user_id,tool,action)
+        $sql = "INSERT INTO $tbl_user_permissions (c_id, user_id,tool,action)
 		        VALUES ($course_id, '".(int)$user_id."','BLOG_" . (int)$blog_id."','article_comments_add')";
-		Database::query($sql);
+        Database::query($sql);
 
         $id = Database::insert_id();
         if ($id) {
@@ -1976,197 +1975,197 @@ 
             Database::query($sql);
         }
 
-	}
+    }
 
-	/**
-	 * Unsubscribe a user from a given blog
-	 * @author Toon Keppens
-	 *
-	 * @param Integer $blog_id
-	 * @param Integer $user_id
-	 */
-	public static function set_user_unsubscribed($blog_id, $user_id)
+    /**
+     * Unsubscribe a user from a given blog
+     * @author Toon Keppens
+     *
+     * @param Integer $blog_id
+     * @param Integer $user_id
+     */
+    public static function set_user_unsubscribed($blog_id, $user_id)
     {
-		// Init
+        // Init
         $tbl_blogs_rel_user = Database::get_course_table(TABLE_BLOGS_REL_USER);
         $tbl_user_permissions = Database::get_course_table(TABLE_PERMISSION_USER);
 
-		// Unsubscribe the user
-		$sql = "DELETE FROM $tbl_blogs_rel_user
+        // Unsubscribe the user
+        $sql = "DELETE FROM $tbl_blogs_rel_user
 		        WHERE blog_id = '".(int)$blog_id."' AND user_id = '".(int)$user_id."'";
-		Database::query($sql);
+        Database::query($sql);
 
-		// Remove this user's permissions.
-		$sql = "DELETE FROM $tbl_user_permissions
+        // Remove this user's permissions.
+        $sql = "DELETE FROM $tbl_user_permissions
 		        WHERE user_id = '".(int)$user_id."'";
-		Database::query($sql);
-	}
-
-	/**
-	 * Displays the form to register users in a blog (in a course)
-	 * The listed users are users subcribed in the course.
-	 * @author Toon Keppens
-	 *
-	 * @param Integer $blog_id
-	 *
-	 * @return Html Form with sortable table with users to subcribe in a blog, in a course.
-	 */
-	public static function display_form_user_subscribe($blog_id)
-	{
-		$_course = api_get_course_info();
-		$is_western_name_order = api_is_western_name_order();
-		$session_id = api_get_session_id();
-		$course_id = $_course['real_id'];
-
-		$currentCourse = $_course['code'];
-		$tbl_users 			= Database::get_main_table(TABLE_MAIN_USER);
-		$tbl_blogs_rel_user = Database::get_course_table(TABLE_BLOGS_REL_USER);
-
-		echo '<legend>'.get_lang('SubscribeMembers').'</legend>';
-
-		$properties["width"] = "100%";
-
-		// Get blog members' id.
-		$sql = "SELECT user.user_id FROM $tbl_users user
+        Database::query($sql);
+    }
+
+    /**
+     * Displays the form to register users in a blog (in a course)
+     * The listed users are users subcribed in the course.
+     * @author Toon Keppens
+     *
+     * @param Integer $blog_id
+     *
+     * @return Html Form with sortable table with users to subcribe in a blog, in a course.
+     */
+    public static function display_form_user_subscribe($blog_id)
+    {
+        $_course = api_get_course_info();
+        $is_western_name_order = api_is_western_name_order();
+        $session_id = api_get_session_id();
+        $course_id = $_course['real_id'];
+
+        $currentCourse = $_course['code'];
+        $tbl_users 			= Database::get_main_table(TABLE_MAIN_USER);
+        $tbl_blogs_rel_user = Database::get_course_table(TABLE_BLOGS_REL_USER);
+
+        echo '<legend>'.get_lang('SubscribeMembers').'</legend>';
+
+        $properties["width"] = "100%";
+
+        // Get blog members' id.
+        $sql = "SELECT user.user_id FROM $tbl_users user
 				INNER JOIN $tbl_blogs_rel_user blogs_rel_user
 				ON user.user_id = blogs_rel_user.user_id
 				WHERE blogs_rel_user.c_id = $course_id AND blogs_rel_user.blog_id = '".intval($blog_id)."'";
-		$result = Database::query($sql);
-
-		$blog_member_ids = array();
-		while($user = Database::fetch_array($result)) {
-			$blog_member_ids[] = $user['user_id'];
-		}
-
-		// Set table headers
-		$column_header[] = array ('', false, '');
-		if ($is_western_name_order) {
-			$column_header[] = array(get_lang('FirstName'), true, '');
-			$column_header[] = array(get_lang('LastName'), true, '');
-		} else {
-			$column_header[] = array(get_lang('LastName'), true, '');
-			$column_header[] = array(get_lang('FirstName'), true, '');
-		}
-		$column_header[] = array(get_lang('Email'), false, '');
-		$column_header[] = array(get_lang('Register'), false, '');
+        $result = Database::query($sql);
+
+        $blog_member_ids = array();
+        while($user = Database::fetch_array($result)) {
+            $blog_member_ids[] = $user['user_id'];
+        }
+
+        // Set table headers
+        $column_header[] = array ('', false, '');
+        if ($is_western_name_order) {
+            $column_header[] = array(get_lang('FirstName'), true, '');
+            $column_header[] = array(get_lang('LastName'), true, '');
+        } else {
+            $column_header[] = array(get_lang('LastName'), true, '');
+            $column_header[] = array(get_lang('FirstName'), true, '');
+        }
+        $column_header[] = array(get_lang('Email'), false, '');
+        $column_header[] = array(get_lang('Register'), false, '');
 
         $student_list = CourseManager:: get_student_list_from_course_code(
             $currentCourse,
             false,
             $session_id
         );
-		$user_data = array();
-
-		// Add users that are not in this blog to the list.
-		foreach ($student_list as $key=>$user) {
-			if(isset($user['id_user'])) {
-				$user['user_id'] = $user['id_user'];
-			}
-			if(!in_array($user['user_id'],$blog_member_ids)) {
-				$a_infosUser = api_get_user_info($user['user_id']);
-				$row = array ();
-				$row[] = '<input type="checkbox" name="user[]" value="' . $a_infosUser['user_id'] . '" '.((isset($_GET['selectall']) && $_GET['selectall'] == "subscribe") ? ' checked="checked" ' : '') . '/>';
-				$username = api_htmlentities(sprintf(get_lang('LoginX'), $a_infosUser["username"]), ENT_QUOTES);
-				if ($is_western_name_order) {
-					$row[] = $a_infosUser["firstname"];
-					$row[] = Display::tag('span', $a_infosUser["lastname"], array('title'=>$username));
-				} else {
-					$row[] = Display::tag('span', $a_infosUser["lastname"], array('title'=>$username));
-					$row[] = $a_infosUser["firstname"];
-				}
-				$row[] = Display::icon_mailto_link($a_infosUser["email"]);
-
-				//Link to register users
-				if ($a_infosUser["user_id"] != $_SESSION['_user']['user_id']){
-					$row[] = "<a class=\"btn btn-primary \" href=\"" .api_get_self()."?action=manage_members&blog_id=$blog_id&register=yes&user_id=" . $a_infosUser["user_id"]."\">" . get_lang('Register')."</a>";
-				} else {
-					$row[] = '';
-				}
-				$user_data[] = $row;
-			}
-		}
-
-		// Display
-		$query_vars['action'] = 'manage_members';
-		$query_vars['blog_id'] = $blog_id;
-		echo '<form method="post" action="blog.php?action=manage_members&blog_id=' . $blog_id . '">';
-			Display::display_sortable_table($column_header, $user_data,null,null,$query_vars);
-			$link = '';
-			$link .= isset ($_GET['action']) ? 'action=' . Security::remove_XSS($_GET['action']) . '&' : '';
-			$link .= "blog_id=$blog_id&";
-
-			echo '<a href="blog.php?' . $link . 'selectall=subscribe">' . get_lang('SelectAll') . '</a> - ';
-			echo '<a href="blog.php?' . $link . '">' . get_lang('UnSelectAll') . '</a> ';
-			echo get_lang('WithSelected') . ' : ';
-			echo '<select name="action">';
-			echo '<option value="select_subscribe">' . get_lang('Register') . '</option>';
-			echo '</select>';
-			echo '<input type="hidden" name="register" value="true" />';
-			echo '<button class="save" type="submit">' . get_lang('Ok') . '</button>';
-		echo '</form>';
-	}
-
-	/**
-	 * Displays the form to register users in a blog (in a course)
-	 * The listed users are users subcribed in the course.
-	 * @author Toon Keppens
-	 *
-	 * @param Integer $blog_id
-	 *
-	 * @return Html Form with sortable table with users to unsubcribe from a blog.
-	 */
-	public static function display_form_user_unsubscribe ($blog_id)
-	{
-		$_user = api_get_user_info();
-		$is_western_name_order = api_is_western_name_order();
-
-		// Init
-		$tbl_users = Database::get_main_table(TABLE_MAIN_USER);
-		$tbl_blogs_rel_user = Database::get_course_table(TABLE_BLOGS_REL_USER);
-
-		echo '<legend>'.get_lang('UnsubscribeMembers').'</legend>';
-
-		$properties["width"] = "100%";
-		//table column titles
-		$column_header[] = array ('', false, '');
-		if ($is_western_name_order) {
-			$column_header[] = array (get_lang('FirstName'), true, '');
-			$column_header[] = array (get_lang('LastName'), true, '');
-		} else {
-			$column_header[] = array (get_lang('LastName'), true, '');
-			$column_header[] = array (get_lang('FirstName'), true, '');
-		}
-		$column_header[] = array (get_lang('Email'), false, '');
-		$column_header[] = array (get_lang('TaskManager'), true, '');
-		$column_header[] = array (get_lang('UnRegister'), false, '');
-
-		$course_id = api_get_course_int_id();
-
-		$sql = "SELECT user.user_id, user.lastname, user.firstname, user.email, user.username
+        $user_data = array();
+
+        // Add users that are not in this blog to the list.
+        foreach ($student_list as $key=>$user) {
+            if(isset($user['id_user'])) {
+                $user['user_id'] = $user['id_user'];
+            }
+            if(!in_array($user['user_id'],$blog_member_ids)) {
+                $a_infosUser = api_get_user_info($user['user_id']);
+                $row = array ();
+                $row[] = '<input type="checkbox" name="user[]" value="' . $a_infosUser['user_id'] . '" '.((isset($_GET['selectall']) && $_GET['selectall'] == "subscribe") ? ' checked="checked" ' : '') . '/>';
+                $username = api_htmlentities(sprintf(get_lang('LoginX'), $a_infosUser["username"]), ENT_QUOTES);
+                if ($is_western_name_order) {
+                    $row[] = $a_infosUser["firstname"];
+                    $row[] = Display::tag('span', $a_infosUser["lastname"], array('title'=>$username));
+                } else {
+                    $row[] = Display::tag('span', $a_infosUser["lastname"], array('title'=>$username));
+                    $row[] = $a_infosUser["firstname"];
+                }
+                $row[] = Display::icon_mailto_link($a_infosUser["email"]);
+
+                //Link to register users
+                if ($a_infosUser["user_id"] != $_SESSION['_user']['user_id']){
+                    $row[] = "<a class=\"btn btn-primary \" href=\"" .api_get_self()."?action=manage_members&blog_id=$blog_id&register=yes&user_id=" . $a_infosUser["user_id"]."\">" . get_lang('Register')."</a>";
+                } else {
+                    $row[] = '';
+                }
+                $user_data[] = $row;
+            }
+        }
+
+        // Display
+        $query_vars['action'] = 'manage_members';
+        $query_vars['blog_id'] = $blog_id;
+        echo '<form method="post" action="blog.php?action=manage_members&blog_id=' . $blog_id . '">';
+            Display::display_sortable_table($column_header, $user_data,null,null,$query_vars);
+            $link = '';
+            $link .= isset ($_GET['action']) ? 'action=' . Security::remove_XSS($_GET['action']) . '&' : '';
+            $link .= "blog_id=$blog_id&";
+
+            echo '<a href="blog.php?' . $link . 'selectall=subscribe">' . get_lang('SelectAll') . '</a> - ';
+            echo '<a href="blog.php?' . $link . '">' . get_lang('UnSelectAll') . '</a> ';
+            echo get_lang('WithSelected') . ' : ';
+            echo '<select name="action">';
+            echo '<option value="select_subscribe">' . get_lang('Register') . '</option>';
+            echo '</select>';
+            echo '<input type="hidden" name="register" value="true" />';
+            echo '<button class="save" type="submit">' . get_lang('Ok') . '</button>';
+        echo '</form>';
+    }
+
+    /**
+     * Displays the form to register users in a blog (in a course)
+     * The listed users are users subcribed in the course.
+     * @author Toon Keppens
+     *
+     * @param Integer $blog_id
+     *
+     * @return Html Form with sortable table with users to unsubcribe from a blog.
+     */
+    public static function display_form_user_unsubscribe ($blog_id)
+    {
+        $_user = api_get_user_info();
+        $is_western_name_order = api_is_western_name_order();
+
+        // Init
+        $tbl_users = Database::get_main_table(TABLE_MAIN_USER);
+        $tbl_blogs_rel_user = Database::get_course_table(TABLE_BLOGS_REL_USER);
+
+        echo '<legend>'.get_lang('UnsubscribeMembers').'</legend>';
+
+        $properties["width"] = "100%";
+        //table column titles
+        $column_header[] = array ('', false, '');
+        if ($is_western_name_order) {
+            $column_header[] = array (get_lang('FirstName'), true, '');
+            $column_header[] = array (get_lang('LastName'), true, '');
+        } else {
+            $column_header[] = array (get_lang('LastName'), true, '');
+            $column_header[] = array (get_lang('FirstName'), true, '');
+        }
+        $column_header[] = array (get_lang('Email'), false, '');
+        $column_header[] = array (get_lang('TaskManager'), true, '');
+        $column_header[] = array (get_lang('UnRegister'), false, '');
+
+        $course_id = api_get_course_int_id();
+
+        $sql = "SELECT user.user_id, user.lastname, user.firstname, user.email, user.username
                 FROM $tbl_users user INNER JOIN $tbl_blogs_rel_user blogs_rel_user
                 ON user.user_id = blogs_rel_user.user_id
                 WHERE blogs_rel_user.c_id = $course_id AND  blogs_rel_user.blog_id = '".(int)$blog_id."'";
 
-		if (!($sql_result = Database::query($sql))) {
-			return false;
-		}
-
-		$user_data = array ();
-
-		while ($myrow = Database::fetch_array($sql_result)) {
-			$row = array ();
-			$row[] = '<input type="checkbox" name="user[]" value="' . $myrow['user_id'] . '" '.((isset($_GET['selectall']) && $_GET['selectall'] == "unsubscribe") ? ' checked="checked" ' : '') . '/>';
-			$username = api_htmlentities(sprintf(get_lang('LoginX'), $myrow["username"]), ENT_QUOTES);
-			if ($is_western_name_order) {
-				$row[] = $myrow["firstname"];
-				$row[] = Display::tag('span', $myrow["lastname"], array('title'=>$username));
-			} else {
-				$row[] = Display::tag('span', $myrow["lastname"], array('title'=>$username));
-				$row[] = $myrow["firstname"];
-			}
-			$row[] = Display::icon_mailto_link($myrow["email"]);
-
-			$sql = "SELECT bt.title task
+        if (!($sql_result = Database::query($sql))) {
+            return false;
+        }
+
+        $user_data = array ();
+
+        while ($myrow = Database::fetch_array($sql_result)) {
+            $row = array ();
+            $row[] = '<input type="checkbox" name="user[]" value="' . $myrow['user_id'] . '" '.((isset($_GET['selectall']) && $_GET['selectall'] == "unsubscribe") ? ' checked="checked" ' : '') . '/>';
+            $username = api_htmlentities(sprintf(get_lang('LoginX'), $myrow["username"]), ENT_QUOTES);
+            if ($is_western_name_order) {
+                $row[] = $myrow["firstname"];
+                $row[] = Display::tag('span', $myrow["lastname"], array('title'=>$username));
+            } else {
+                $row[] = Display::tag('span', $myrow["lastname"], array('title'=>$username));
+                $row[] = $myrow["firstname"];
+            }
+            $row[] = Display::icon_mailto_link($myrow["email"]);
+
+            $sql = "SELECT bt.title task
 					FROM " . Database::get_course_table(TABLE_BLOGS_TASKS_REL_USER) . " btu
 					INNER JOIN " . Database::get_course_table(TABLE_BLOGS_TASKS) . " bt
 					ON btu.task_id = bt.task_id
@@ -2174,158 +2173,158 @@ 
 							bt.c_id 	= $course_id  AND
 							btu.blog_id = $blog_id AND
 							btu.user_id = " . $myrow['user_id'];
-			$sql_res = Database::query($sql);
-
-			$task = '';
-
-			while($r = Database::fetch_array($sql_res)) {
-				$task .= stripslashes($r['task']) . ', ';
-			}
-			//echo $task;
-			$task = (api_strlen(trim($task)) != 0) ? api_substr($task, 0, api_strlen($task) - 2) : get_lang('Reader');
-			$row[] = $task;
-			//Link to register users
-
-			if ($myrow["user_id"] != $_user['user_id']) {
-				$row[] = "<a class=\"btn btn-primary\" href=\"" .api_get_self()."?action=manage_members&blog_id=$blog_id&unregister=yes&user_id=" . $myrow['user_id']."\">" . get_lang('UnRegister')."</a>";
-			} else {
-				$row[] = '';
-			}
-
-			$user_data[] = $row;
-		}
-
-		$query_vars['action'] = 'manage_members';
-		$query_vars['blog_id'] = $blog_id;
-		echo '<form method="post" action="blog.php?action=manage_members&blog_id=' . $blog_id . '">';
-		Display::display_sortable_table($column_header, $user_data,null,null,$query_vars);
-		$link = '';
-		$link .= isset ($_GET['action']) ? 'action=' . Security::remove_XSS($_GET['action']). '&' : '';
-		$link .= "blog_id=$blog_id&";
-
-		echo '<a href="blog.php?' . $link . 'selectall=unsubscribe">' . get_lang('SelectAll') . '</a> - ';
-		echo '<a href="blog.php?' . $link . '">' . get_lang('UnSelectAll') . '</a> ';
-		echo get_lang('WithSelected') . ' : ';
-		echo '<select name="action">';
-		echo '<option value="select_unsubscribe">' . get_lang('UnRegister') . '</option>';
-		echo '</select>';
-		echo '<input type="hidden" name="unregister" value="true" />';
-		echo '<button class="save" type="submit">' . get_lang('Ok') . '</button>';
-		echo '</form>';
-	}
-
-	/**
-	 * Displays a matrix with selectboxes. On the left: users, on top: possible rights.
-	 * The blog admin can thus select what a certain user can do in the current blog
-	 *
-	 * @param Integer $blog_id
-	 */
-	public static function display_form_user_rights ($blog_id)
+            $sql_res = Database::query($sql);
+
+            $task = '';
+
+            while($r = Database::fetch_array($sql_res)) {
+                $task .= stripslashes($r['task']) . ', ';
+            }
+            //echo $task;
+            $task = (api_strlen(trim($task)) != 0) ? api_substr($task, 0, api_strlen($task) - 2) : get_lang('Reader');
+            $row[] = $task;
+            //Link to register users
+
+            if ($myrow["user_id"] != $_user['user_id']) {
+                $row[] = "<a class=\"btn btn-primary\" href=\"" .api_get_self()."?action=manage_members&blog_id=$blog_id&unregister=yes&user_id=" . $myrow['user_id']."\">" . get_lang('UnRegister')."</a>";
+            } else {
+                $row[] = '';
+            }
+
+            $user_data[] = $row;
+        }
+
+        $query_vars['action'] = 'manage_members';
+        $query_vars['blog_id'] = $blog_id;
+        echo '<form method="post" action="blog.php?action=manage_members&blog_id=' . $blog_id . '">';
+        Display::display_sortable_table($column_header, $user_data,null,null,$query_vars);
+        $link = '';
+        $link .= isset ($_GET['action']) ? 'action=' . Security::remove_XSS($_GET['action']). '&' : '';
+        $link .= "blog_id=$blog_id&";
+
+        echo '<a href="blog.php?' . $link . 'selectall=unsubscribe">' . get_lang('SelectAll') . '</a> - ';
+        echo '<a href="blog.php?' . $link . '">' . get_lang('UnSelectAll') . '</a> ';
+        echo get_lang('WithSelected') . ' : ';
+        echo '<select name="action">';
+        echo '<option value="select_unsubscribe">' . get_lang('UnRegister') . '</option>';
+        echo '</select>';
+        echo '<input type="hidden" name="unregister" value="true" />';
+        echo '<button class="save" type="submit">' . get_lang('Ok') . '</button>';
+        echo '</form>';
+    }
+
+    /**
+     * Displays a matrix with selectboxes. On the left: users, on top: possible rights.
+     * The blog admin can thus select what a certain user can do in the current blog
+     *
+     * @param Integer $blog_id
+     */
+    public static function display_form_user_rights ($blog_id)
+    {
+        echo '<legend>'.get_lang('RightsManager').'</legend>';
+        echo '<br />';
+
+        // Integration of patricks permissions system.
+        require_once api_get_path(SYS_CODE_PATH).'permissions/blog_permissions.inc.php';
+    }
+
+    /**
+     * Displays the form to create a new post
+     * @author Toon Keppens
+     *
+     * @param Integer $blog_id
+     */
+    public static function display_new_comment_form($blog_id, $post_id, $title)
+    {
+        $form = new FormValidator(
+            'add_post',
+            'post',
+            api_get_path(WEB_CODE_PATH)."blog/blog.php?action=view_post&blog_id=" . intval($blog_id)  . "&post_id=".intval($post_id)."&".api_get_cidreq(),
+            null,
+            array('enctype' => 'multipart/form-data')
+        );
+
+        $header = get_lang('AddNewComment');
+        if (isset($_GET['task_id'])) {
+            $header = get_lang('ExecuteThisTask');
+        }
+        $form->addHeader($header);
+        $form->addText('title', get_lang('Title'));
+
+        $config = array();
+        if (!api_is_allowed_to_edit()) {
+            $config['ToolbarSet'] = 'ProjectComment';
+        } else {
+            $config['ToolbarSet'] = 'ProjectCommentStudent';
+        }
+        $form->addHtmlEditor('comment', get_lang('Comment'), false, false, $config);
+        $form->addFile('user_upload', get_lang('AddAnAttachment'));
+
+        $form->addTextarea('post_file_comment', get_lang('FileComment'));
+
+        $form->addHidden('action', null);
+        $form->addHidden('comment_parent_id', 0);
+
+        if (isset($_GET['task_id'])) {
+            $form->addHidden('new_task_execution_submit', 'true');
+            $form->addHidden('task_id', intval($_GET['task_id']));
+        } else {
+            $form->addHidden('new_comment_submit', 'true');
+        }
+        $form->addButton('save', get_lang('Save'));
+        $form->display();
+    }
+
+
+    /**
+     * show the calender of the given month
+     * @author Patrick Cool
+     * @author Toon Keppens
+     *
+     * @param Array $blogitems an array containing all the blog items for the given month
+     * @param Integer $month: the integer value of the month we are viewing
+     * @param Integer $year: the 4-digit year indication e.g. 2005
+     * @param String $monthName: the language variable for the mont name
+     *
+     * @return html code
+     */
+    public static function display_minimonthcalendar($month, $year, $blog_id)
     {
-		echo '<legend>'.get_lang('RightsManager').'</legend>';
-		echo '<br />';
-
-		// Integration of patricks permissions system.
-		require_once api_get_path(SYS_CODE_PATH).'permissions/blog_permissions.inc.php';
-	}
-
-	/**
-	 * Displays the form to create a new post
-	 * @author Toon Keppens
-	 *
-	 * @param Integer $blog_id
-	 */
-	public static function display_new_comment_form($blog_id, $post_id, $title)
-	{
-		$form = new FormValidator(
-			'add_post',
-			'post',
-			api_get_path(WEB_CODE_PATH)."blog/blog.php?action=view_post&blog_id=" . intval($blog_id)  . "&post_id=".intval($post_id)."&".api_get_cidreq(),
-			null,
-			array('enctype' => 'multipart/form-data')
-		);
-
-		$header = get_lang('AddNewComment');
-		if (isset($_GET['task_id'])) {
-			$header = get_lang('ExecuteThisTask');
-		}
-		$form->addHeader($header);
-		$form->addText('title', get_lang('Title'));
-
-		$config = array();
-		if (!api_is_allowed_to_edit()) {
-			$config['ToolbarSet'] = 'ProjectComment';
-		} else {
-			$config['ToolbarSet'] = 'ProjectCommentStudent';
-		}
-		$form->addHtmlEditor('comment', get_lang('Comment'), false, false, $config);
-		$form->addFile('user_upload', get_lang('AddAnAttachment'));
-
-		$form->addTextarea('post_file_comment', get_lang('FileComment'));
-
-		$form->addHidden('action', null);
-		$form->addHidden('comment_parent_id', 0);
-
-		if (isset($_GET['task_id'])) {
-			$form->addHidden('new_task_execution_submit', 'true');
-			$form->addHidden('task_id', intval($_GET['task_id']));
-		} else {
-			$form->addHidden('new_comment_submit', 'true');
-		}
-		$form->addButton('save', get_lang('Save'));
-		$form->display();
-	}
-
-
-	/**
-	 * show the calender of the given month
-	 * @author Patrick Cool
-	 * @author Toon Keppens
-	 *
-	 * @param Array $blogitems an array containing all the blog items for the given month
-	 * @param Integer $month: the integer value of the month we are viewing
-	 * @param Integer $year: the 4-digit year indication e.g. 2005
-	 * @param String $monthName: the language variable for the mont name
-	 *
-	 * @return html code
-	*/
-	public static function display_minimonthcalendar($month, $year, $blog_id)
-	{
-		// Init
-		$_user = api_get_user_info();
-		global $DaysShort;
-		global $MonthsLong;
-
-		$posts = array();
-		$tasks = array();
-
-		$tbl_users = Database::get_main_table(TABLE_MAIN_USER);
-		$tbl_blogs_posts = Database::get_course_table(TABLE_BLOGS_POSTS);
-		$tbl_blogs_tasks = Database::get_course_table(TABLE_BLOGS_TASKS);
-		$tbl_blogs_tasks_rel_user = Database::get_course_table(TABLE_BLOGS_TASKS_REL_USER);
-		$tbl_blogs = Database::get_course_table(TABLE_BLOGS);
-
-		$course_id = api_get_course_int_id();
-
-		//Handle leap year
-		$numberofdays = array (0, 31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31);
-
-		if(($year % 400 == 0) or ($year % 4 == 0 and $year % 100 <> 0))
-			$numberofdays[2] = 29;
-
-		//Get the first day of the month
-		$dayone = getdate(mktime(0, 0, 0, $month, 1, $year));
-		$monthName = $MonthsLong[$month-1];
-
-		//Start the week on monday
-		$startdayofweek = $dayone['wday'] <> 0 ? ($dayone['wday'] - 1) : 6;
-		$blogId = isset($_GET['blog_id']) ? intval($_GET['blog_id']) : null;
-		$filter = isset($_GET['filter']) ? Security::remove_XSS($_GET['filter']) : null;
-		$backwardsURL = api_get_self()."?blog_id=" . $blogId."&filter=" . $filter."&month=". ($month == 1 ? 12 : $month -1)."&year=". ($month == 1 ? $year -1 : $year);
-		$forewardsURL = api_get_self()."?blog_id=" . $blogId."&filter=" . $filter."&month=". ($month == 12 ? 1 : $month +1)."&year=". ($month == 12 ? $year +1 : $year);
-
-		// Get posts for this month
-		$sql = "SELECT post.*, DAYOFMONTH(date_creation) as post_day, user.lastname, user.firstname
+        // Init
+        $_user = api_get_user_info();
+        global $DaysShort;
+        global $MonthsLong;
+
+        $posts = array();
+        $tasks = array();
+
+        $tbl_users = Database::get_main_table(TABLE_MAIN_USER);
+        $tbl_blogs_posts = Database::get_course_table(TABLE_BLOGS_POSTS);
+        $tbl_blogs_tasks = Database::get_course_table(TABLE_BLOGS_TASKS);
+        $tbl_blogs_tasks_rel_user = Database::get_course_table(TABLE_BLOGS_TASKS_REL_USER);
+        $tbl_blogs = Database::get_course_table(TABLE_BLOGS);
+
+        $course_id = api_get_course_int_id();
+
+        //Handle leap year
+        $numberofdays = array (0, 31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31);
+
+        if(($year % 400 == 0) or ($year % 4 == 0 and $year % 100 <> 0))
+            $numberofdays[2] = 29;
+
+        //Get the first day of the month
+        $dayone = getdate(mktime(0, 0, 0, $month, 1, $year));
+        $monthName = $MonthsLong[$month-1];
+
+        //Start the week on monday
+        $startdayofweek = $dayone['wday'] <> 0 ? ($dayone['wday'] - 1) : 6;
+        $blogId = isset($_GET['blog_id']) ? intval($_GET['blog_id']) : null;
+        $filter = isset($_GET['filter']) ? Security::remove_XSS($_GET['filter']) : null;
+        $backwardsURL = api_get_self()."?blog_id=" . $blogId."&filter=" . $filter."&month=". ($month == 1 ? 12 : $month -1)."&year=". ($month == 1 ? $year -1 : $year);
+        $forewardsURL = api_get_self()."?blog_id=" . $blogId."&filter=" . $filter."&month=". ($month == 12 ? 1 : $month +1)."&year=". ($month == 12 ? $year +1 : $year);
+
+        // Get posts for this month
+        $sql = "SELECT post.*, DAYOFMONTH(date_creation) as post_day, user.lastname, user.firstname
 				FROM $tbl_blogs_posts post
 				INNER JOIN $tbl_users user
 				ON post.author_id = user.user_id
@@ -2335,20 +2334,20 @@ 
 					MONTH(date_creation) = '".(int)$month."' AND
 					YEAR(date_creation) = '".(int)$year."'
 				ORDER BY date_creation";
-		$result = Database::query($sql);
-
-		// We will create an array of days on which there are posts.
-		if( Database::num_rows($result) > 0) {
-			while($blog_post = Database::fetch_array($result)) {
-				// If the day of this post is not yet in the array, add it.
-				if (!in_array($blog_post['post_day'], $posts))
-					$posts[] = $blog_post['post_day'];
-			}
-		}
-
-		// Get tasks for this month
-		if ($_user['user_id']) {
-			$sql = " SELECT task_rel_user.*,  DAYOFMONTH(target_date) as task_day, task.title, blog.blog_name
+        $result = Database::query($sql);
+
+        // We will create an array of days on which there are posts.
+        if( Database::num_rows($result) > 0) {
+            while($blog_post = Database::fetch_array($result)) {
+                // If the day of this post is not yet in the array, add it.
+                if (!in_array($blog_post['post_day'], $posts))
+                    $posts[] = $blog_post['post_day'];
+            }
+        }
+
+        // Get tasks for this month
+        if ($_user['user_id']) {
+            $sql = " SELECT task_rel_user.*,  DAYOFMONTH(target_date) as task_day, task.title, blog.blog_name
 				FROM $tbl_blogs_tasks_rel_user task_rel_user
 				INNER JOIN $tbl_blogs_tasks task ON task_rel_user.task_id = task.task_id
 				INNER JOIN $tbl_blogs blog ON task_rel_user.blog_id = blog.blog_id
@@ -2360,84 +2359,84 @@ 
 					MONTH(target_date) = '".(int)$month."' AND
 					YEAR(target_date) = '".(int)$year."'
 				ORDER BY target_date ASC";
-			$result = Database::query($sql);
-
-			if (Database::num_rows($result) > 0) {
-				while ($mytask = Database::fetch_array($result)) {
-					$tasks[$mytask['task_day']][$mytask['task_id']]['task_id'] = $mytask['task_id'];
-					$tasks[$mytask['task_day']][$mytask['task_id']]['title'] = $mytask['title'];
-					$tasks[$mytask['task_day']][$mytask['task_id']]['blog_id'] = $mytask['blog_id'];
-					$tasks[$mytask['task_day']][$mytask['task_id']]['blog_name'] = $mytask['blog_name'];
-					$tasks[$mytask['task_day']][$mytask['task_id']]['day'] = $mytask['task_day'];
-				}
-			}
-		}
-
-		echo 	'<table id="smallcalendar" class="table table-responsive">',
-				"<tr id=\"title\">\n",
-				"<th width=\"10%\"><a href=\"", $backwardsURL, "\">&laquo;</a></th>\n",
-				"<th align=\"center\" width=\"80%\" colspan=\"5\">", $monthName, " ", $year, "</th>\n",
-				"<th width=\"10%\" align=\"right\"><a href=\"", $forewardsURL, "\">&raquo;</a></th>\n", "</tr>";
-
-		echo "<tr>\n";
-
-		for($ii = 1; $ii < 8; $ii ++)
-			echo "<td class=\"weekdays\">", $DaysShort[$ii % 7], "</td>";
-
-		echo "</tr>";
-
-		$curday = -1;
-		$today = getdate();
-
-		while ($curday <= $numberofdays[$month]) {
-			echo "<tr>";
-			for ($ii = 0; $ii < 7; $ii ++) {
-				if (($curday == -1) && ($ii == $startdayofweek))
-					$curday = 1;
-
-			 	if (($curday > 0) && ($curday <= $numberofdays[$month])) {
-					$bgcolor = $ii < 5 ? $class="class=\"days_week\"" : $class="class=\"days_weekend\"";
-					$dayheader = "$curday";
-
-					if(($curday == $today['mday']) && ($year == $today['year']) && ($month == $today['mon'])) {
-						$dayheader = "$curday";
-						$class = "class=\"days_today\"";
-					}
-
-					echo "<td " . $class.">";
-
-					// If there are posts on this day, create a filter link.
-					if(in_array($curday, $posts))
-						echo '<a href="blog.php?blog_id=' . $blog_id . '&filter=' . $year . '-' . $month . '-' . $curday . '&month=' . $month . '&year=' . $year . '" title="' . get_lang('ViewPostsOfThisDay') . '">' . $curday . '</a>';
-					else
-						echo $dayheader;
-
-					if (count($tasks) > 0) {
-						if (isset($tasks[$curday]) && is_array($tasks[$curday])) {
-							// Add tasks to calendar
-							foreach ($tasks[$curday] as $task) {
-								echo '<a href="blog.php?action=execute_task&blog_id=' . $task['blog_id'] . '&task_id='.stripslashes($task['task_id']) . '" title="' . $task['title'] . ' : ' . get_lang('InBlog') . ' : ' . $task['blog_name'] . ' - ' . get_lang('ExecuteThisTask') . '">
+            $result = Database::query($sql);
+
+            if (Database::num_rows($result) > 0) {
+                while ($mytask = Database::fetch_array($result)) {
+                    $tasks[$mytask['task_day']][$mytask['task_id']]['task_id'] = $mytask['task_id'];
+                    $tasks[$mytask['task_day']][$mytask['task_id']]['title'] = $mytask['title'];
+                    $tasks[$mytask['task_day']][$mytask['task_id']]['blog_id'] = $mytask['blog_id'];
+                    $tasks[$mytask['task_day']][$mytask['task_id']]['blog_name'] = $mytask['blog_name'];
+                    $tasks[$mytask['task_day']][$mytask['task_id']]['day'] = $mytask['task_day'];
+                }
+            }
+        }
+
+        echo 	'<table id="smallcalendar" class="table table-responsive">',
+                "<tr id=\"title\">\n",
+                "<th width=\"10%\"><a href=\"", $backwardsURL, "\">&laquo;</a></th>\n",
+                "<th align=\"center\" width=\"80%\" colspan=\"5\">", $monthName, " ", $year, "</th>\n",
+                "<th width=\"10%\" align=\"right\"><a href=\"", $forewardsURL, "\">&raquo;</a></th>\n", "</tr>";
+
+        echo "<tr>\n";
+
+        for($ii = 1; $ii < 8; $ii ++)
+            echo "<td class=\"weekdays\">", $DaysShort[$ii % 7], "</td>";
+
+        echo "</tr>";
+
+        $curday = -1;
+        $today = getdate();
+
+        while ($curday <= $numberofdays[$month]) {
+            echo "<tr>";
+            for ($ii = 0; $ii < 7; $ii ++) {
+                if (($curday == -1) && ($ii == $startdayofweek))
+                    $curday = 1;
+
+                    if (($curday > 0) && ($curday <= $numberofdays[$month])) {
+                    $bgcolor = $ii < 5 ? $class="class=\"days_week\"" : $class="class=\"days_weekend\"";
+                    $dayheader = "$curday";
+
+                    if(($curday == $today['mday']) && ($year == $today['year']) && ($month == $today['mon'])) {
+                        $dayheader = "$curday";
+                        $class = "class=\"days_today\"";
+                    }
+
+                    echo "<td " . $class.">";
+
+                    // If there are posts on this day, create a filter link.
+                    if(in_array($curday, $posts))
+                        echo '<a href="blog.php?blog_id=' . $blog_id . '&filter=' . $year . '-' . $month . '-' . $curday . '&month=' . $month . '&year=' . $year . '" title="' . get_lang('ViewPostsOfThisDay') . '">' . $curday . '</a>';
+                    else
+                        echo $dayheader;
+
+                    if (count($tasks) > 0) {
+                        if (isset($tasks[$curday]) && is_array($tasks[$curday])) {
+                            // Add tasks to calendar
+                            foreach ($tasks[$curday] as $task) {
+                                echo '<a href="blog.php?action=execute_task&blog_id=' . $task['blog_id'] . '&task_id='.stripslashes($task['task_id']) . '" title="' . $task['title'] . ' : ' . get_lang('InBlog') . ' : ' . $task['blog_name'] . ' - ' . get_lang('ExecuteThisTask') . '">
 								<img src="../img/blog_task.gif" alt="Task" title="' . get_lang('ExecuteThisTask') . '" /></a>';
-							}
-						}
-					}
-
-					echo "</td>";
-					$curday ++;
-				} else
-					echo "<td>&nbsp;</td>";
-			}
-			echo "</tr>";
-		}
-		echo "</table>";
-	}
-
-	/**
-	 * Blog admin | Display the form to add a new blog.
-	 *
-	 */
-	public static function display_new_blog_form()
-	{
+                            }
+                        }
+                    }
+
+                    echo "</td>";
+                    $curday ++;
+                } else
+                    echo "<td>&nbsp;</td>";
+            }
+            echo "</tr>";
+        }
+        echo "</table>";
+    }
+
+    /**
+     * Blog admin | Display the form to add a new blog.
+     *
+     */
+    public static function display_new_blog_form()
+    {
         $form = new FormValidator('add_blog', 'post', 'blog_admin.php?action=add');
         $form->addElement('header', get_lang('AddBlog'));
         $form->addElement('text', 'blog_name', get_lang('Title'));
@@ -2447,34 +2446,34 @@ 
         $form->addButtonSave(get_lang('SaveProject'));
 
         $defaults = array(
-			'blog_name' => isset($_POST['blog_name']) ? Security::remove_XSS($_POST['blog_name']) : null,
-        	'blog_subtitle' => isset($_POST['blog_subtitle']) ? Security::remove_XSS($_POST['blog_subtitle']) : null
-		);
+            'blog_name' => isset($_POST['blog_name']) ? Security::remove_XSS($_POST['blog_name']) : null,
+            'blog_subtitle' => isset($_POST['blog_subtitle']) ? Security::remove_XSS($_POST['blog_subtitle']) : null
+        );
         $form->setDefaults($defaults);
         $form->display();
-	}
-
-	/**
-	 * Blog admin | Display the form to edit a blog.
-	 *
-	 */
-	public static function display_edit_blog_form($blog_id)
-	{
-	    $course_id = api_get_course_int_id();
-		$blog_id= intval($blog_id);
-		$tbl_blogs = Database::get_course_table(TABLE_BLOGS);
-
-		$sql = "SELECT blog_id, blog_name, blog_subtitle
+    }
+
+    /**
+     * Blog admin | Display the form to edit a blog.
+     *
+     */
+    public static function display_edit_blog_form($blog_id)
+    {
+        $course_id = api_get_course_int_id();
+        $blog_id= intval($blog_id);
+        $tbl_blogs = Database::get_course_table(TABLE_BLOGS);
+
+        $sql = "SELECT blog_id, blog_name, blog_subtitle
 		        FROM $tbl_blogs
 		        WHERE c_id = $course_id AND blog_id = '".$blog_id."'";
-		$result = Database::query($sql);
-		$blog = Database::fetch_array($result);
+        $result = Database::query($sql);
+        $blog = Database::fetch_array($result);
 
-		// the form contained errors but we do not want to lose the changes the user already did
-		if ($_POST) {
-			$blog['blog_name'] = Security::remove_XSS($_POST['blog_name']);
-			$blog['blog_subtitle'] = Security::remove_XSS($_POST['blog_subtitle']);
-		}
+        // the form contained errors but we do not want to lose the changes the user already did
+        if ($_POST) {
+            $blog['blog_name'] = Security::remove_XSS($_POST['blog_name']);
+            $blog['blog_subtitle'] = Security::remove_XSS($_POST['blog_subtitle']);
+        }
 
         $form = new FormValidator('edit_blog', 'post','blog_admin.php?action=edit&blog_id='.intval($_GET['blog_id']));
         $form->addElement('header', get_lang('EditBlog'));
@@ -2490,82 +2489,82 @@ 
         $defaults['blog_subtitle'] = $blog['blog_subtitle'];
         $form->setDefaults($defaults);
         $form->display();
-	}
+    }
 
-	/**
-	 * Blog admin | Returns table with blogs in this course
-	 */
-	public static function display_blog_list()
+    /**
+     * Blog admin | Returns table with blogs in this course
+     */
+    public static function display_blog_list()
     {
-		global $charset;
-		$_user = api_get_user_info();
+        global $charset;
+        $_user = api_get_user_info();
         $course_id = api_get_course_int_id();
 
-		$tbl_blogs = Database::get_course_table(TABLE_BLOGS);
+        $tbl_blogs = Database::get_course_table(TABLE_BLOGS);
 
-		//condition for the session
-		$session_id = api_get_session_id();
-		$condition_session = api_get_session_condition($session_id, false);
+        //condition for the session
+        $session_id = api_get_session_id();
+        $condition_session = api_get_session_condition($session_id, false);
 
-		$sql = "SELECT blog_name, blog_subtitle, visibility, blog_id, session_id
+        $sql = "SELECT blog_name, blog_subtitle, visibility, blog_id, session_id
 				FROM $tbl_blogs WHERE c_id = $course_id
 				ORDER BY date_creation DESC";
-		$result = Database::query($sql);
-		$list_info = array();
-		if (Database::num_rows($result)) {
-			while ($row_project=Database::fetch_row($result)) {
-				$list_info[]=$row_project;
-			}
-		}
-
-		$list_content_blog = array();
-		$list_body_blog = array();
-
-		if (is_array($list_info)) {
-			foreach ($list_info as $key => $info_log) {
-				// Validation when belongs to a session
-				$session_img = api_get_session_image($info_log[4], $_user['status']);
-
-				$url_start_blog = 'blog.php' ."?". "blog_id=".$info_log[3]. "&".api_get_cidreq();
-				$title = $info_log[0];
+        $result = Database::query($sql);
+        $list_info = array();
+        if (Database::num_rows($result)) {
+            while ($row_project=Database::fetch_row($result)) {
+                $list_info[]=$row_project;
+            }
+        }
+
+        $list_content_blog = array();
+        $list_body_blog = array();
+
+        if (is_array($list_info)) {
+            foreach ($list_info as $key => $info_log) {
+                // Validation when belongs to a session
+                $session_img = api_get_session_image($info_log[4], $_user['status']);
+
+                $url_start_blog = 'blog.php' ."?". "blog_id=".$info_log[3]. "&".api_get_cidreq();
+                $title = $info_log[0];
                         $image = Display::return_icon('blog.png', $title);
-    			$list_name = '<div style="float: left; width: 35px; height: 22px;"><a href="'.$url_start_blog.'">' . $image . '</a></div><a href="'.$url_start_blog.'">' .$title. '</a>' . $session_img;
+                $list_name = '<div style="float: left; width: 35px; height: 22px;"><a href="'.$url_start_blog.'">' . $image . '</a></div><a href="'.$url_start_blog.'">' .$title. '</a>' . $session_img;
 
-				$list_body_blog[] = $list_name;
-				$list_body_blog[] = $info_log[1];
+                $list_body_blog[] = $list_name;
+                $list_body_blog[] = $info_log[1];
 
-				$visibility_icon=($info_log[2]==0) ? 'invisible' : 'visible';
-				$visibility_info=($info_log[2]==0) ? 'Visible' : 'Invisible';
-			 	$my_image = '<a href="' .api_get_self(). '?action=edit&blog_id=' . $info_log[3] . '">';
+                $visibility_icon=($info_log[2]==0) ? 'invisible' : 'visible';
+                $visibility_info=($info_log[2]==0) ? 'Visible' : 'Invisible';
+                    $my_image = '<a href="' .api_get_self(). '?action=edit&blog_id=' . $info_log[3] . '">';
                                 $my_image.= Display::return_icon('edit.png', get_lang('EditBlog'));
 
-				$my_image.= "</a>\n";
-				$my_image.= '<a href="' .api_get_self(). '?action=delete&blog_id=' . $info_log[3] . '" ';
-				$my_image.= 'onclick="javascript:if(!confirm(\''.addslashes(api_htmlentities(get_lang("ConfirmYourChoice"),ENT_QUOTES,$charset)). '\')) return false;" >';
+                $my_image.= "</a>\n";
+                $my_image.= '<a href="' .api_get_self(). '?action=delete&blog_id=' . $info_log[3] . '" ';
+                $my_image.= 'onclick="javascript:if(!confirm(\''.addslashes(api_htmlentities(get_lang("ConfirmYourChoice"),ENT_QUOTES,$charset)). '\')) return false;" >';
                                 $my_image.= Display::return_icon('delete.png', get_lang('DeleteBlog'));
 
-				$my_image.= "</a>\n";
-				$my_image.= '<a href="' .api_get_self(). '?action=visibility&blog_id=' . $info_log[3] . '">';
+                $my_image.= "</a>\n";
+                $my_image.= '<a href="' .api_get_self(). '?action=visibility&blog_id=' . $info_log[3] . '">';
                                 $my_image.= Display::return_icon($visibility_icon . '.gif', get_lang($visibility_info));
 
-				$my_image.= "</a>\n";
+                $my_image.= "</a>\n";
 
-				$list_body_blog[]=$my_image;
+                $list_body_blog[]=$my_image;
 
-				$list_content_blog[]=$list_body_blog;
-				$list_body_blog = array();
+                $list_content_blog[]=$list_body_blog;
+                $list_body_blog = array();
 
-			}
-			$parameters='';
-			//$parameters=array('action'=>Security::remove_XSS($_GET['action']));
-			$table = new SortableTableFromArrayConfig($list_content_blog, 1,20,'project');
-			//$table->set_additional_parameters($parameters);
-			$table->set_header(0, get_lang('Title'));
-			$table->set_header(1, get_lang('SubTitle'));
-			$table->set_header(2, get_lang('Modify'));
-			$table->display();
-		}
-	}
+            }
+            $parameters='';
+            //$parameters=array('action'=>Security::remove_XSS($_GET['action']));
+            $table = new SortableTableFromArrayConfig($list_content_blog, 1,20,'project');
+            //$table->set_additional_parameters($parameters);
+            $table->set_header(0, get_lang('Title'));
+            $table->set_header(1, get_lang('SubTitle'));
+            $table->set_header(2, get_lang('Modify'));
+            $table->display();
+        }
+    }
 }
 
 /**
@@ -2585,34 +2584,34 @@ 
  */
 function get_blog_attachment($blog_id, $post_id=null,$comment_id=null)
 {
-	$blog_table_attachment = Database::get_course_table(TABLE_BLOGS_ATTACHMENT);
-
-	$blog_id = intval($blog_id);
-	$comment_id = intval($comment_id);
-	$post_id = intval($post_id);
-	$row=array();
-	$where='';
-	if (!empty ($post_id) && is_numeric($post_id)) {
-		$where.=' AND post_id ="'.$post_id.'" ';
-	}
-
-	if (!empty ($comment_id) && is_numeric($comment_id)) {
-		if (!empty ($post_id)) {
-			$where.= ' AND ';
-		}
-		$where.=' comment_id ="'.$comment_id.'" ';
-	}
+    $blog_table_attachment = Database::get_course_table(TABLE_BLOGS_ATTACHMENT);
+
+    $blog_id = intval($blog_id);
+    $comment_id = intval($comment_id);
+    $post_id = intval($post_id);
+    $row=array();
+    $where='';
+    if (!empty ($post_id) && is_numeric($post_id)) {
+        $where.=' AND post_id ="'.$post_id.'" ';
+    }
+
+    if (!empty ($comment_id) && is_numeric($comment_id)) {
+        if (!empty ($post_id)) {
+            $where.= ' AND ';
+        }
+        $where.=' comment_id ="'.$comment_id.'" ';
+    }
 
     $course_id = api_get_course_int_id();
 
-	$sql = 'SELECT path, filename, comment FROM '. $blog_table_attachment.'
+    $sql = 'SELECT path, filename, comment FROM '. $blog_table_attachment.'
 	        WHERE c_id = '.$course_id.' AND blog_id ="'.intval($blog_id).'"  '.$where;
 
-	$result=Database::query($sql);
-	if (Database::num_rows($result)!=0) {
-		$row=Database::fetch_array($result);
-	}
-	return $row;
+    $result=Database::query($sql);
+    if (Database::num_rows($result)!=0) {
+        $row=Database::fetch_array($result);
+    }
+    return $row;
 }
 
 /**
@@ -2626,16 +2625,16 @@ 
 
 function delete_all_blog_attachment($blog_id,$post_id=null,$comment_id=null)
 {
-	$_course = api_get_course_info();
-	$blog_table_attachment = Database::get_course_table(TABLE_BLOGS_ATTACHMENT);
-	$blog_id = intval($blog_id);
-	$comment_id = intval($comment_id);
-	$post_id = intval($post_id);
+    $_course = api_get_course_info();
+    $blog_table_attachment = Database::get_course_table(TABLE_BLOGS_ATTACHMENT);
+    $blog_id = intval($blog_id);
+    $comment_id = intval($comment_id);
+    $post_id = intval($post_id);
 
     $course_id = api_get_course_int_id();
-	$where = null;
+    $where = null;
 
-	// delete files in DB
+    // delete files in DB
     if (!empty ($post_id) && is_numeric($post_id)) {
         $where .= ' AND post_id ="'.$post_id.'" ';
     }
@@ -2647,25 +2646,25 @@ 
         $where .= ' comment_id ="'.$comment_id.'" ';
     }
 
-	// delete all files in directory
-	$courseDir   = $_course['path'].'/upload/blog';
-	$sys_course_path = api_get_path(SYS_COURSE_PATH);
-	$updir = $sys_course_path.$courseDir;
+    // delete all files in directory
+    $courseDir   = $_course['path'].'/upload/blog';
+    $sys_course_path = api_get_path(SYS_COURSE_PATH);
+    $updir = $sys_course_path.$courseDir;
 
-	$sql = 'SELECT path FROM '.$blog_table_attachment.'
+    $sql = 'SELECT path FROM '.$blog_table_attachment.'
 	        WHERE c_id = '.$course_id.' AND blog_id ="'.intval($blog_id).'"  '.$where;
-	$result=Database::query($sql);
-
-	while ($row=Database::fetch_row($result)) {
-		$file=$updir.'/'.$row[0];
-		if (Security::check_abs_path($file,$updir) )
-		{
-			@ unlink($file);
-		}
-	}
-	$sql = 'DELETE FROM '. $blog_table_attachment.'
+    $result=Database::query($sql);
+
+    while ($row=Database::fetch_row($result)) {
+        $file=$updir.'/'.$row[0];
+        if (Security::check_abs_path($file,$updir) )
+        {
+            @ unlink($file);
+        }
+    }
+    $sql = 'DELETE FROM '. $blog_table_attachment.'
 	        WHERE c_id = '.$course_id.' AND  blog_id ="'.intval($blog_id).'"  '.$where;
-	Database::query($sql);
+    Database::query($sql);
 }
 
 /**
@@ -2675,12 +2674,12 @@ 
  */
 function get_blog_post_from_user($course_code, $user_id)
 {
-	$tbl_blogs 		= Database::get_course_table(TABLE_BLOGS);
-	$tbl_blog_post 	= Database::get_course_table(TABLE_BLOGS_POSTS);
-	$course_info 	= api_get_course_info($course_code);
-	$course_id 		= $course_info['real_id'];
+    $tbl_blogs 		= Database::get_course_table(TABLE_BLOGS);
+    $tbl_blog_post 	= Database::get_course_table(TABLE_BLOGS_POSTS);
+    $course_info 	= api_get_course_info($course_code);
+    $course_id 		= $course_info['real_id'];
 
-	$sql = "SELECT DISTINCT blog.blog_id, post_id, title, full_text, post.date_creation
+    $sql = "SELECT DISTINCT blog.blog_id, post_id, title, full_text, post.date_creation
 			FROM $tbl_blogs blog
 			INNER JOIN  $tbl_blog_post post
 			ON (blog.blog_id = post.blog_id)
@@ -2689,19 +2688,19 @@ 
 				post.c_id = $course_id AND
 				author_id =  $user_id AND visibility = 1
 			ORDER BY post.date_creation DESC ";
-	$result = Database::query($sql);
-	$return_data = '';
-
-	if (Database::num_rows($result)!=0) {
-		while ($row=Database::fetch_array($result)) {
-			$return_data.=  '<div class="clear"></div><br />';
-			$return_data.=  '<div class="actions" style="margin-left:5px;margin-right:5px;">'.Display::return_icon('blog_article.png',get_lang('BlogPosts')).' '.$row['title'].'&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<div style="float:right;margin-top:-18px"><a href="../blog/blog.php?blog_id='.$row['blog_id'].'&gidReq=&cidReq='.$my_course_id.' " >'.get_lang('SeeBlog').'</a></div></div>';
-			$return_data.=  '<br / >';
-			$return_data.= $row['full_text'];
-			$return_data.= '<br /><br />';
-		}
-	}
-	return $return_data;
+    $result = Database::query($sql);
+    $return_data = '';
+
+    if (Database::num_rows($result)!=0) {
+        while ($row=Database::fetch_array($result)) {
+            $return_data.=  '<div class="clear"></div><br />';
+            $return_data.=  '<div class="actions" style="margin-left:5px;margin-right:5px;">'.Display::return_icon('blog_article.png',get_lang('BlogPosts')).' '.$row['title'].'&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<div style="float:right;margin-top:-18px"><a href="../blog/blog.php?blog_id='.$row['blog_id'].'&gidReq=&cidReq='.$my_course_id.' " >'.get_lang('SeeBlog').'</a></div></div>';
+            $return_data.=  '<br / >';
+            $return_data.= $row['full_text'];
+            $return_data.= '<br /><br />';
+        }
+    }
+    return $return_data;
 }
 
 /**
@@ -2718,7 +2717,7 @@ 
     $course_info = api_get_course_info($course_code);
     $course_id = $course_info['real_id'];
 
-	$sql = "SELECT DISTINCT blog.blog_id, comment_id, title, comment, comment.date_creation
+    $sql = "SELECT DISTINCT blog.blog_id, comment_id, title, comment, comment.date_creation
 			FROM $tbl_blogs blog INNER JOIN  $tbl_blog_comment comment
 			ON (blog.blog_id = comment.blog_id)
 			WHERE 	blog.c_id = $course_id AND
@@ -2726,18 +2725,18 @@ 
 					author_id =  $user_id AND
 					visibility = 1
 			ORDER BY blog_name";
-	$result = Database::query($sql);
-	$return_data = '';
-	if (Database::num_rows($result)!=0) {
-		while ($row=Database::fetch_array($result)) {
-			$return_data.=  '<div class="clear"></div><br />';
-			$return_data.=  '<div class="actions" style="margin-left:5px;margin-right:5px;">'.$row['title'].'&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<div style="float:right;margin-top:-18px"><a href="../blog/blog.php?blog_id='.$row['blog_id'].'&gidReq=&cidReq='.Security::remove_XSS($course_code).' " >'.get_lang('SeeBlog').'</a></div></div>';
-			$return_data.=  '<br / >';
-			//$return_data.=  '<strong>'.$row['title'].'</strong>'; echo '<br>';*/
-			$return_data.=  $row['comment'];
-			$return_data.=  '<br />';
-		}
-	}
-	return $return_data;
+    $result = Database::query($sql);
+    $return_data = '';
+    if (Database::num_rows($result)!=0) {
+        while ($row=Database::fetch_array($result)) {
+            $return_data.=  '<div class="clear"></div><br />';
+            $return_data.=  '<div class="actions" style="margin-left:5px;margin-right:5px;">'.$row['title'].'&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<div style="float:right;margin-top:-18px"><a href="../blog/blog.php?blog_id='.$row['blog_id'].'&gidReq=&cidReq='.Security::remove_XSS($course_code).' " >'.get_lang('SeeBlog').'</a></div></div>';
+            $return_data.=  '<br / >';
+            //$return_data.=  '<strong>'.$row['title'].'</strong>'; echo '<br>';*/
+            $return_data.=  $row['comment'];
+            $return_data.=  '<br />';
+        }
+    }
+    return $return_data;
 }
 

main/inc/lib/plugin.class.php

Indentation +7 added lines, -7 removed lines

@@ -591,13 +591,13 @@
 
     }
 
-   /**
-    * Add a tab to platform
-    * @param string   $tabName
-    * @param string   $url
-    *
-    * @return boolean
-    */
+    /**
+     * Add a tab to platform
+     * @param string   $tabName
+     * @param string   $url
+     *
+     * @return boolean
+     */
     public function addTab($tabName, $url)
     {
         $sql = "SELECT * FROM settings_current