First Commit

ajax.validation.users.php

@@ -0,0 +1,46 @@
+<?php
+function dataValidation($request) {
+   global $school_num, $base_school_num;
+
+   extract($request,EXTR_PREFIX_ALL,"P");
+   $error_message = "";
+
+   // Check if the user id is provided
+   if (strlen($P_userid) == 0) {
+      $error_message = getLanguageText('ERRORMSG-USER-ID-REQUIRED') . " - $P_userid";
+      return($error_message);
+   }
+
+   // Check for an invalid user id
+   if ($P_userid != db_escape_string($P_userid)) {
+      $error_message = getLanguageText('ERRORMSG-RESTRICTED-USER-ID');
+      return($error_message);
+   }
+
+   if (strpos($P_userid,' ') !== false) {
+      $error_message = getLanguageText('ERRORMSG-INVALID-USER-ID');
+      return($error_message);
+   }
+
+   if ($P_userid == 'superuser' || ($P_userid == 'admin' && $P_record_num == 0 && $P_type != 'System Administrator')) {
+      $error_message = getLanguageText('ERRORMSG-RESTRICTED-USER-ID');
+      return($error_message);
+   }
+
+   // Check if the user id is already in use
+   $userid = db_escape_string($P_userid);
+   $query = "select * from users " .
+            "where school_num = $base_school_num " .
+            "and userid = '" . db_escape_string($userid) . "'";
+   $results = db_query($query);
+   if (db_num_rows($results) > 0) {
+      $row = db_fetch_assoc($results);
+      if ($row['record_num'] != $P_record_num) {
+         $error_message = getLanguageText('ERRORMSG-USER-ID-NOT-AVAILABLE');
+         return($error_message);
+      }
+   }
+
+   return(0);
+}
+?>