cx/lib/form.php

   1 <?php
   2
   3 function cx_form_input_sanitized($name) {
   4         $input = cx_form_input_sanitized_allowing_html($name);
   5
   6         if ($input != null) {
   7                 $input = strip_tags($input);
   8         }
   9
  10         return $input;
  11 }
  12
  13 function cx_form_input_sanitized_allowing_html($name) {
  14         if (array_key_exists($name, $_POST)) {
  15                 $insecure_input = $_POST[$name];
  16                 return $insecure_input;
  17         } else {
  18                 return null;
  19         }
  20 }
  21
  22 function cx_form_input_sanitized_date_time($name) {
  23         $sanitised_string = cx_form_input_sanitized($name);
  24
  25         if ($sanitised_string != null) {
  26                 $date = date_parse_from_format('Y-m-d H:i:s', $sanitised_string);
  27                 if ($date['error_count'] > 0) $date = date_parse_from_format('Y-m-d', $sanitised_string);
  28                 if ($date['error_count'] == 0) {
  29                         $timestamp = mktime($date['hour'], $date['minute'], $date['second'], $date['month'], $date['day'], $date['year']);
  30                         if ($timestamp != false) {
  31                                 return $timestamp;
  32                         }
  33                 }
  34         }
  35
  36         return null;
  37 }