Translated using Weblate (Portuguese)

[jirafeau.git] / lib / functions.php

diff --git a/lib/functions.php b/lib/functions.php
index c0e0c72f61f05897ff83cda06275fa4e866ade48..592e841997249d35616ab65cf8c97172ef2c7524 100644 (file)
--- a/lib/functions.php
+++ b/lib/functions.php
@@ -3,6 +3,7 @@
  *  Jirafeau, your web file repository
  *  Copyright (C) 2008  Julien "axolotl" BERNARD <axolotl@magieeternelle.org>
  *  Copyright (C) 2015  Jerome Jutteau <j.jutteau@gmail.com>
  *  Jirafeau, your web file repository
  *  Copyright (C) 2008  Julien "axolotl" BERNARD <axolotl@magieeternelle.org>
  *  Copyright (C) 2015  Jerome Jutteau <j.jutteau@gmail.com>

+ *  Copyright (C) 2015  Nicola Spanti (RyDroid) <dev@nicola-spanti.info>

  *
  *  This program is free software: you can redistribute it and/or modify
  *  it under the terms of the GNU Affero General Public License as
  *
  *  This program is free software: you can redistribute it and/or modify
  *  it under the terms of the GNU Affero General Public License as


@@ -15,12 +16,12 @@
  *  GNU Affero General Public License for more details.
  *
  *  You should have received a copy of the GNU Affero General Public License
  *  GNU Affero General Public License for more details.
  *
  *  You should have received a copy of the GNU Affero General Public License

- *  along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *  along with this program.  If not, see <https://www.gnu.org/licenses/>.

  */
 
 /**
  * Transform a string in a path by seperating each letters by a '/'.
  */
 
 /**
  * Transform a string in a path by seperating each letters by a '/'.

-  * @return path finishing with a '/'
+ * @return path finishing with a '/'

  */
 function
 s2p ($s)
  */
 function
 s2p ($s)


@@ -39,22 +40,22 @@ function
 base_16_to_64 ($num)
 {
     $m = '0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ-_';
 base_16_to_64 ($num)
 {
     $m = '0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ-_';

-    $hex2bin = array ('0000', # 0
-                      '0001', # 1
-                      '0010', # 2
-                      '0011', # 3
-                      '0100', # 4
-                      '0101', # 5
-                      '0110', # 6
-                      '0111', # 7
-                      '1000', # 8
-                      '1001', # 9
-                      '1010', # a
-                      '1011', # b
-                      '1100', # c
-                      '1101', # d
-                      '1110', # e
-                      '1111'); # f
+    $hex2bin = array ('0000',  # 0
+                      '0001',  # 1
+                      '0010',  # 2
+                      '0011',  # 3
+                      '0100',  # 4
+                      '0101',  # 5
+                      '0110',  # 6
+                      '0111',  # 7
+                      '1000',  # 8
+                      '1001',  # 9
+                      '1010',  # a
+                      '1011',  # b
+                      '1100',  # c
+                      '1101',  # d
+                      '1110',  # e
+                      '1111'); # f

     $o = '';    
     $b = '';
     $i = 0;
     $o = '';    
     $b = '';
     $i = 0;


@@ -90,11 +91,11 @@ jirafeau_gen_random ($l)
     return $code;
 }
 
     return $code;
 }
 

-function is_ssl() {
+function
+is_ssl() {

     if ( isset($_SERVER['HTTPS']) ) {
     if ( isset($_SERVER['HTTPS']) ) {

-        if ( 'on' == strtolower($_SERVER['HTTPS']) )
-            return true;
-        if ( '1' == $_SERVER['HTTPS'] )
+        if ( 'on' == strtolower($_SERVER['HTTPS']) ||
+             '1' == $_SERVER['HTTPS'] )

             return true;
     } elseif ( isset($_SERVER['SERVER_PORT']) && ( '443' == $_SERVER['SERVER_PORT'] ) ) {
         return true;
             return true;
     } elseif ( isset($_SERVER['SERVER_PORT']) && ( '443' == $_SERVER['SERVER_PORT'] ) ) {
         return true;


@@ -159,7 +160,8 @@ jirafeau_clean_rm_file ($md5)
  * @param $value the value from php.ini
  * @returns an integer for this value
  */
  * @param $value the value from php.ini
  * @returns an integer for this value
  */

-function jirafeau_ini_to_bytes ($value)
+function
+jirafeau_ini_to_bytes ($value)

 {
     $modifier = substr ($value, -1);
     $bytes = substr ($value, 0, -1);
 {
     $modifier = substr ($value, -1);
     $bytes = substr ($value, 0, -1);


@@ -175,8 +177,6 @@ function jirafeau_ini_to_bytes ($value)
         $bytes *= 1024;
     case 'K':
         $bytes *= 1024;
         $bytes *= 1024;
     case 'K':
         $bytes *= 1024;

-    default:
-        break;

     }
     return $bytes;
 }
     }
     return $bytes;
 }


@@ -217,23 +217,16 @@ jirafeau_upload_errstr ($code)
     case UPLOAD_ERR_INI_SIZE:
     case UPLOAD_ERR_FORM_SIZE:
         return t('Your file exceeds the maximum authorized file size. ');
     case UPLOAD_ERR_INI_SIZE:
     case UPLOAD_ERR_FORM_SIZE:
         return t('Your file exceeds the maximum authorized file size. ');

-        break;

 
     case UPLOAD_ERR_PARTIAL:
     case UPLOAD_ERR_NO_FILE:
         return
 
     case UPLOAD_ERR_PARTIAL:
     case UPLOAD_ERR_NO_FILE:
         return

-            t
-            ('Your file was not uploaded correctly. You may succeed in retrying. ');
-        break;
+            t('Your file was not uploaded correctly. You may succeed in retrying. ');

 
     case UPLOAD_ERR_NO_TMP_DIR:
     case UPLOAD_ERR_CANT_WRITE:
     case UPLOAD_ERR_EXTENSION:
         return t('Internal error. You may not succeed in retrying. ');
 
     case UPLOAD_ERR_NO_TMP_DIR:
     case UPLOAD_ERR_CANT_WRITE:
     case UPLOAD_ERR_EXTENSION:
         return t('Internal error. You may not succeed in retrying. ');

-        break;
-
-    default:
-        break;

     }
     return t('Unknown error. ');
 }
     }
     return t('Unknown error. ');
 }


@@ -432,17 +425,17 @@ jirafeau_upload ($file, $one_time_download, $key, $time, $ip, $crypt, $link_name
         {
             jirafeau_clean_rm_file ($md5_link);
         }
         {
             jirafeau_clean_rm_file ($md5_link);
         }

-        return (array(
+        return array(

                  'error' =>
                    array ('has_error' => true,
                           'why' => t('Internal error during file creation. ')),
                  'link' =>'',
                  'error' =>
                    array ('has_error' => true,
                           'why' => t('Internal error during file creation. ')),
                  'link' =>'',

-                 'delete_link' => ''));
+                 'delete_link' => '');

     }
     }

-   return (array ('error' => $noerr,
+   return array ( 'error' => $noerr,

                   'link' => $md5_link,
                   'delete_link' => $delete_link_code,
                   'link' => $md5_link,
                   'delete_link' => $delete_link_code,

-                  'crypt_key' => $crypt_key));
+                  'crypt_key' => $crypt_key);

 }
 
 /**
 }
 
 /**


@@ -555,10 +548,7 @@ jirafeau_get_link ($hash)
     $out['upload_date'] = trim ($c[7]);
     $out['ip'] = trim ($c[8]);
     $out['link_code'] = trim ($c[9]);
     $out['upload_date'] = trim ($c[7]);
     $out['ip'] = trim ($c[8]);
     $out['link_code'] = trim ($c[9]);

-    if (trim ($c[10]) == 'C')
-           $out['crypted'] = true;
-    else
-           $out['crypted'] = false;
+    $out['crypted'] = trim ($c[10]) == 'C';

     
     return $out;
 }
     
     return $out;
 }


@@ -633,7 +623,12 @@ jirafeau_admin_list ($name, $file_hash, $link_hash)
                 echo '<td>' . jirafeau_human_size ($l['file_size']) . '</td>';
                 echo '<td>' . ($l['time'] == -1 ? '' : strftime ('%c', $l['time'])) .
                      '</td>';
                 echo '<td>' . jirafeau_human_size ($l['file_size']) . '</td>';
                 echo '<td>' . ($l['time'] == -1 ? '' : strftime ('%c', $l['time'])) .
                      '</td>';

-                echo '<td>' . $l['onetime'] . '</td>';
+                echo '<td>';
+                if ($l['onetime'] == 'O')
+                    echo 'Y';
+                else
+                    echo 'N';
+                echo '</td>';

                 echo '<td>' . strftime ('%c', $l['upload_date']) . '</td>';
                 echo '<td>' . $l['ip'] . '</td>';
                 echo '<td>' .
                 echo '<td>' . strftime ('%c', $l['upload_date']) . '</td>';
                 echo '<td>' . $l['ip'] . '</td>';
                 echo '<td>' .


@@ -798,7 +793,7 @@ jirafeau_async_delete ($ref)
   * @param $key eventual password (or blank)
   * @param $time time limit
   * @param $ip ip address of the client
   * @param $key eventual password (or blank)
   * @param $time time limit
   * @param $ip ip address of the client

-  * @return  a string containing a temporary reference followed by a code or the string "Error"
+  * @return a string containing a temporary reference followed by a code or the string 'Error'

   */
 function
 jirafeau_async_init ($filename, $type, $one_time, $key, $time, $ip)
   */
 function
 jirafeau_async_init ($filename, $type, $one_time, $key, $time, $ip)


@@ -817,7 +812,7 @@ jirafeau_async_init ($filename, $type, $one_time, $key, $time, $ip)
     @mkdir ($p, 0755, true);
     if (!file_exists ($p))
     {
     @mkdir ($p, 0755, true);
     if (!file_exists ($p))
     {

-        echo "Error";
+        echo 'Error';

         return;
     }
     
         return;
     }
     


@@ -845,7 +840,7 @@ jirafeau_async_init ($filename, $type, $one_time, $key, $time, $ip)
   * @param $file piece of data
   * @param $code client code for this operation
   * @param $max_file_size maximum allowed file size
   * @param $file piece of data
   * @param $code client code for this operation
   * @param $max_file_size maximum allowed file size

-  * @return  a string containing a next code to use or the string "Error"
+  * @return a string containing a next code to use or the string "Error"

   */
 function
 jirafeau_async_push ($ref, $data, $code, $max_file_size)
   */
 function
 jirafeau_async_push ($ref, $data, $code, $max_file_size)


@@ -858,7 +853,7 @@ jirafeau_async_push ($ref, $data, $code, $max_file_size)
         || $a['next_code'] != "$code"
         || empty ($data['tmp_name'])
         || !is_uploaded_file ($data['tmp_name']))
         || $a['next_code'] != "$code"
         || empty ($data['tmp_name'])
         || !is_uploaded_file ($data['tmp_name']))

-        return "Error";
+        return 'Error';

     
     $p = s2p ($ref);
 
     
     $p = s2p ($ref);
 


@@ -871,7 +866,7 @@ jirafeau_async_push ($ref, $data, $code, $max_file_size)
         filesize ($r_path) + filesize ($w_path) > $max_file_size * 1024 * 1024)
     {
         jirafeau_async_delete ($ref);
         filesize ($r_path) + filesize ($w_path) > $max_file_size * 1024 * 1024)
     {
         jirafeau_async_delete ($ref);

-        return "Error";
+        return 'Error';

     }
 
     /* Concatenate data. */
     }
 
     /* Concatenate data. */


@@ -884,7 +879,7 @@ jirafeau_async_push ($ref, $data, $code, $max_file_size)
             fclose ($r);
             fclose ($w);
             jirafeau_async_delete ($ref);
             fclose ($r);
             fclose ($w);
             jirafeau_async_delete ($ref);

-            return "Error";
+            return 'Error';

         }
     }
     fclose ($r);
         }
     }
     fclose ($r);


@@ -908,7 +903,7 @@ jirafeau_async_push ($ref, $data, $code, $max_file_size)
   * @param $code client code for this operation
   * @param $crypt boolean asking to crypt or not
   * @param $link_name_length link name length
   * @param $code client code for this operation
   * @param $crypt boolean asking to crypt or not
   * @param $link_name_length link name length

-  * @return  a string containing the download reference followed by a delete code or the string "Error"
+  * @return a string containing the download reference followed by a delete code or the string 'Error'

   */
 function
 jirafeau_async_end ($ref, $code, $crypt, $link_name_length)
   */
 function
 jirafeau_async_end ($ref, $code, $crypt, $link_name_length)


@@ -922,7 +917,7 @@ jirafeau_async_end ($ref, $code, $crypt, $link_name_length)
     /* Generate link infos. */
     $p = VAR_ASYNC . s2p ($ref) . $ref . "_data";
     if (!file_exists($p))
     /* Generate link infos. */
     $p = VAR_ASYNC . s2p ($ref) . $ref . "_data";
     if (!file_exists($p))

-        return "Error";
+        return 'Error';

 
     $crypted = false;
     $crypt_key = '';
 
     $crypted = false;
     $crypt_key = '';


@@ -1034,7 +1029,7 @@ function
 jirafeau_decrypt_file ($fp_src, $fp_dst, $k)
 {
     $fs = filesize ($fp_src);
 jirafeau_decrypt_file ($fp_src, $fp_dst, $k)
 {
     $fs = filesize ($fp_src);

-    if ($fs === false || $fs == 0 || !(extension_loaded('mcrypt') == true))
+    if ($fs === false || $fs == 0 || extension_loaded('mcrypt') == false)

         return false;
 
     /* Init module */
         return false;
 
     /* Init module */


@@ -1064,7 +1059,8 @@ jirafeau_decrypt_file ($fp_src, $fp_dst, $k)
  * Check if Jirafeau is password protected for visitors.
  * @return true if Jirafeau is password protected, false otherwise.
  */
  * Check if Jirafeau is password protected for visitors.
  * @return true if Jirafeau is password protected, false otherwise.
  */

-function jirafeau_has_upload_password ($cfg)
+function
+jirafeau_has_upload_password ($cfg)

 {
     return count ($cfg['upload_password']) > 0;
 }
 {
     return count ($cfg['upload_password']) > 0;
 }


@@ -1074,7 +1070,8 @@ function jirafeau_has_upload_password ($cfg)
  * @param $password password to be challenged
  * @return true if password is valid, false otherwise.
  */
  * @param $password password to be challenged
  * @return true if password is valid, false otherwise.
  */

-function jirafeau_challenge_upload_password ($cfg, $password)
+function
+jirafeau_challenge_upload_password ($cfg, $password)

 {
     if (!jirafeau_has_upload_password($cfg))
         return false;
 {
     if (!jirafeau_has_upload_password($cfg))
         return false;


@@ -1089,7 +1086,8 @@ function jirafeau_challenge_upload_password ($cfg, $password)
  * @param $ip IP to be challenged
  * @return true if IP is authorized, false otherwise.
  */
  * @param $ip IP to be challenged
  * @return true if IP is authorized, false otherwise.
  */

-function jirafeau_challenge_upload_ip ($cfg, $ip)
+function
+jirafeau_challenge_upload_ip ($cfg, $ip)

 {
     if (count ($cfg['upload_ip']) == 0)
         return true;
 {
     if (count ($cfg['upload_ip']) == 0)
         return true;


@@ -1109,25 +1107,27 @@ function jirafeau_challenge_upload_ip ($cfg, $ip)
 }
 
 /** Tell if we have some HTTP headers generated by a proxy */
 }
 
 /** Tell if we have some HTTP headers generated by a proxy */

-function has_http_forwarded()
+function
+has_http_forwarded()

 {
 {

-    if (!empty ($_SERVER['HTTP_X_FORWARDED_FOR']))
-        return true;
-    if (!empty ($_SERVER['http_X_forwarded_for']))
-        return true;
-    return false;
+    return
+        !empty ($_SERVER['HTTP_X_FORWARDED_FOR']) ||
+        !empty ($_SERVER['http_X_forwarded_for']);

 }
 
 /**
  * Generate IP list from HTTP headers generated by a proxy
  * @return  array of IP strings
  */
 }
 
 /**
  * Generate IP list from HTTP headers generated by a proxy
  * @return  array of IP strings
  */

-function get_ip_list_http_forwarded()
+function
+get_ip_list_http_forwarded()

 {
     $ip_list = array();
     if (!empty ($_SERVER['HTTP_X_FORWARDED_FOR']))
     {
         $l = explode (',', $_SERVER['HTTP_X_FORWARDED_FOR']);
 {
     $ip_list = array();
     if (!empty ($_SERVER['HTTP_X_FORWARDED_FOR']))
     {
         $l = explode (',', $_SERVER['HTTP_X_FORWARDED_FOR']);

+        if ($l === FALSE)
+            return array();

         foreach ($l as $ip)
             array_push ($ip_list, preg_replace ('/\s+/', '', $ip));
     }
         foreach ($l as $ip)
             array_push ($ip_list, preg_replace ('/\s+/', '', $ip));
     }


@@ -1137,7 +1137,10 @@ function get_ip_list_http_forwarded()
         foreach ($l as $ip)
         {
             // Separate IP from port
         foreach ($l as $ip)
         {
             // Separate IP from port

-            $ip = explode (':', $ip)[0];
+            $ipa = explode (':', $ip);
+            if ($ipa === FALSE)
+                continue;
+            $ip = $ipa[0];

             array_push ($ip_list, preg_replace ('/\s+/', '', $ip));
         }
     }
             array_push ($ip_list, preg_replace ('/\s+/', '', $ip));
         }
     }


@@ -1149,7 +1152,9 @@ function get_ip_list_http_forwarded()
  * or from HTTP_X_FORWARDED_FOR if behind a proxy
  * @returns the client ip address
  */
  * or from HTTP_X_FORWARDED_FOR if behind a proxy
  * @returns the client ip address
  */

-function get_ip_address($cfg) {
+function
+get_ip_address($cfg)
+{

     $remote = $_SERVER['REMOTE_ADDR'];
     if (count ($cfg['proxy_ip']) == 0 || !has_http_forwarded ())
         return $remote;
     $remote = $_SERVER['REMOTE_ADDR'];
     if (count ($cfg['proxy_ip']) == 0 || !has_http_forwarded ())
         return $remote;


@@ -1208,30 +1213,31 @@ jirafeau_get_alias ($hash)
  * @param $ip client's IP
  * @return  a string containing the edit code of the alias or the string "Error"
  */
  * @param $ip client's IP
  * @return  a string containing the edit code of the alias or the string "Error"
  */

-function jirafeau_alias_create ($alias, $destination, $password, $ip)
+function
+jirafeau_alias_create ($alias, $destination, $password, $ip)

 {
     /* Check that alias and password are long enough. */
     if (strlen ($alias) < 8 ||
         strlen ($alias) > 32 ||
         strlen ($password) < 8 ||
         strlen ($password) > 32)
 {
     /* Check that alias and password are long enough. */
     if (strlen ($alias) < 8 ||
         strlen ($alias) > 32 ||
         strlen ($password) < 8 ||
         strlen ($password) > 32)

-        return "Error";
+        return 'Error';

 
     /* Check that destination exists. */
     $l = jirafeau_get_link ($destination);
     if (!count ($l))
 
     /* Check that destination exists. */
     $l = jirafeau_get_link ($destination);
     if (!count ($l))

-        return "Error";
+        return 'Error';

 
     /* Check that alias does not already exists. */
     $alias = md5 ($alias);
     $p = VAR_ALIAS . s2p ($alias);
     if (file_exists ($p))
 
     /* Check that alias does not already exists. */
     $alias = md5 ($alias);
     $p = VAR_ALIAS . s2p ($alias);
     if (file_exists ($p))

-        return "Error";
+        return 'Error';

     
     /* Create alias folder. */
     @mkdir ($p, 0755, true);
     if (!file_exists ($p))
     
     /* Create alias folder. */
     @mkdir ($p, 0755, true);
     if (!file_exists ($p))

-        return "Error";
+        return 'Error';

     
     /* Generate password. */
     $md5_password = md5 ($password);
     
     /* Generate password. */
     $md5_password = md5 ($password);


@@ -1246,7 +1252,7 @@ function jirafeau_alias_create ($alias, $destination, $password, $ip)
             $destination . NL);
     fclose ($handle);
 
             $destination . NL);
     fclose ($handle);
 

-    return "Ok";
+    return 'Ok';

 }
 
 /** Update an alias.
 }
 
 /** Update an alias.


@@ -1257,30 +1263,31 @@ function jirafeau_alias_create ($alias, $destination, $password, $ip)
  * @param $ip client's IP
  * @return "Ok" or "Error" string
  */
  * @param $ip client's IP
  * @return "Ok" or "Error" string
  */

-function jirafeau_alias_update ($alias, $destination, $password,
-                                $new_password, $ip)
+function
+jirafeau_alias_update ($alias, $destination, $password,
+                       $new_password, $ip)

 {
     $alias = md5 ($alias);
     /* Check that alias exits. */
     $a = jirafeau_get_alias ($alias);
     if (!count ($a))
 {
     $alias = md5 ($alias);
     /* Check that alias exits. */
     $a = jirafeau_get_alias ($alias);
     if (!count ($a))

-        return "Error";
+        return 'Error';

 
     /* Check that destination exists. */
     $l = jirafeau_get_link ($a["destination"]);
     if (!count ($l))
 
     /* Check that destination exists. */
     $l = jirafeau_get_link ($a["destination"]);
     if (!count ($l))

-        return "Error";
+        return 'Error';

 
     /* Check password. */
     if ($a["md5_password"] != md5 ($password))
 
     /* Check password. */
     if ($a["md5_password"] != md5 ($password))

-        return "Error";
+        return 'Error';

 
 

-    $p = $a["md5_password"];
+    $p = $a['md5_password'];

     if (strlen ($new_password) >= 8 &&
         strlen ($new_password) <= 32)
         $p = md5 ($new_password);
     else if (strlen ($new_password) > 0)
     if (strlen ($new_password) >= 8 &&
         strlen ($new_password) <= 32)
         $p = md5 ($new_password);
     else if (strlen ($new_password) > 0)

-        return "Error";
+        return 'Error';

 
     /* Rewrite informations. */
     $p = VAR_ALIAS . s2p ($alias) . $alias;
 
     /* Rewrite informations. */
     $p = VAR_ALIAS . s2p ($alias) . $alias;


@@ -1291,25 +1298,27 @@ function jirafeau_alias_update ($alias, $destination, $password,
             date ('U') . NL .
             $destination . NL);
     fclose ($handle);
             date ('U') . NL .
             $destination . NL);
     fclose ($handle);

-    return "Ok";
+    return 'Ok';

 }
 
 /** Get an alias.
  * @param $alias alias to get
  * @return alias destination or "Error" string
  */
 }
 
 /** Get an alias.
  * @param $alias alias to get
  * @return alias destination or "Error" string
  */

-function jirafeau_alias_get ($alias)
+function
+jirafeau_alias_get ($alias)

 {
     $alias = md5 ($alias);
     /* Check that alias exits. */
     $a = jirafeau_get_alias ($alias);
     if (!count ($a))
 {
     $alias = md5 ($alias);
     /* Check that alias exits. */
     $a = jirafeau_get_alias ($alias);
     if (!count ($a))

-        return "Error";
+        return 'Error';

 
 

-    return $a["destination"];
+    return $a['destination'];

 }
 
 }
 

-function jirafeau_clean_rm_alias ($alias)
+function
+jirafeau_clean_rm_alias ($alias)

 {
     $p = s2p ("$alias");
     if (file_exists (VAR_ALIAS . $p . $alias))
 {
     $p = s2p ("$alias");
     if (file_exists (VAR_ALIAS . $p . $alias))


@@ -1331,7 +1340,8 @@ function jirafeau_clean_rm_alias ($alias)
  * @param $password password to protect alias
  * @return "Ok" or "Error" string
  */
  * @param $password password to protect alias
  * @return "Ok" or "Error" string
  */

-function jirafeau_alias_delete ($alias, $password)
+function
+jirafeau_alias_delete ($alias, $password)

 {
     $alias = md5 ($alias);
     /* Check that alias exits. */
 {
     $alias = md5 ($alias);
     /* Check that alias exits. */


@@ -1341,9 +1351,9 @@ function jirafeau_alias_delete ($alias, $password)
 
     /* Check password. */
     if ($a["md5_password"] != md5 ($password))
 
     /* Check password. */
     if ($a["md5_password"] != md5 ($password))

-        return "Error";
+        return 'Error';

 
     jirafeau_clean_rm_alias ($alias);
 
     jirafeau_clean_rm_alias ($alias);

-    return "Ok";
+    return 'Ok';

 }
 
 }