[Sommaire] [Imprimer]

   1  <?php
   2  
   3      lt_include(PLOG_CLASS_PATH."class/data/validator/rules/regexprule.class.php");
   4  
   5      define( "INT_RULE_REG_EXP", "^([+-]?[1-9][0-9]*)|0$");
   6      define( "ERROR_RULE_INT_FORMAT_WRONG", "error_rule_int_format_wrong");
   7  
   8      /**
   9       * \ingroup Validator_Rules
  10       *
  11       * Checks if the given value is an integer, not only in type but also in format.
  12       * It will return ERROR_RULE_INT_FORMAT_WRONG if the format is not correct
  13       */
  14      class IntRule extends RegExpRule
  15      {
  16          /**
  17           * Initialize the rule
  18           */
  19          function IntRule()
  20          {
  21              $this->RegExpRule(INT_RULE_REG_EXP, false);
  22          }
  23  
  24          /**
  25           * Returns true if the given value is an integer, or false otherwise. In case of error
  26           * it will also set the error code to ERROR_RULE_INT_FORMAT_WRONG
  27           */
  28          function validate($value)
  29          {
  30              if (parent::validate($value))
  31              {
  32                  $this->_setError(false);
  33                  return true;
  34              }
  35              else
  36              {
  37                  $this->_setError(ERROR_RULE_INT_FORMAT_WRONG);
  38                  return false;
  39              }
  40          }
  41      }
  42  ?>