Fix cancel with foreign languages

Author: eldy

htdocs/alumni/survey_agenda.php

@@ -85,7 +85,7 @@
 $id = GETPOST('id', 'int');
 $ref = GETPOST('ref', 'alpha');
 $action = GETPOST('action', 'aZ09');
-$cancel = GETPOST('cancel', 'aZ09');
+$cancel = GETPOST('cancel', 'alpha');
 $contextpage = GETPOST('contextpage', 'aZ') ? GETPOST('contextpage', 'aZ') : str_replace('_', '', basename(dirname(__FILE__)).basename(__FILE__, '.php')); // To manage different context of search
 $backtopage = GETPOST('backtopage', 'alpha');
 

htdocs/alumni/survey_card.php

@@ -92,7 +92,7 @@
 
 $action = GETPOST('action', 'aZ09');
 $confirm = GETPOST('confirm', 'alpha');
-$cancel = GETPOST('cancel', 'aZ09');
+$cancel = GETPOST('cancel', 'alpha');
 $contextpage = GETPOST('contextpage', 'aZ') ? GETPOST('contextpage', 'aZ') : str_replace('_', '', basename(dirname(__FILE__)).basename(__FILE__, '.php')); // To manage different context of search
 $backtopage = GETPOST('backtopage', 'alpha');					// if not set, a default page will be used
 $backtopageforcancel = GETPOST('backtopageforcancel', 'alpha');	// if not set, $backtopage will be used

htdocs/alumni/survey_note.php

@@ -85,7 +85,7 @@
 $id = GETPOST('id', 'int');
 $ref        = GETPOST('ref', 'alpha');
 $action = GETPOST('action', 'aZ09');
-$cancel     = GETPOST('cancel', 'aZ09');
+$cancel     = GETPOST('cancel', 'alpha');
 $backtopage = GETPOST('backtopage', 'alpha');
 
 // Initialize technical objects

htdocs/ovh/sms_member.php

@@ -55,7 +55,7 @@
 // Get parameters
 $id = GETPOST('id', 'int');
 $action = GETPOST('action', 'aZ09');
-$cancel = GETPOST('cancel', 'aZ09');
+$cancel = GETPOST('cancel', 'alpha');
 $mesg='';
 
 // Protection if external user

htdocs/ovh/sms_thirdparty.php

@@ -54,7 +54,7 @@
 // Get parameters
 $socid = GETPOST('socid', 'int')?GETPOST('socid', 'int'):GETPOST('id', 'int');
 $action = GETPOST('action', 'aZ09');
-$cancel = GETPOST('cancel', 'aZ09');
+$cancel = GETPOST('cancel', 'alpha');
 $mesg='';
 
 // Protection if external user