Ejemplo n.º 1
0
function check_field(&$fields, &$field, $checks)
{
    if (!isset($checks[5])) {
        $checks[5] = $field;
    }
    list($type, $opt, $flags, $validation, $exception, $caption) = $checks;
    if ($flags & P_UNSET_EMPTY && isset($_REQUEST[$field]) && $_REQUEST[$field] == '') {
        unset_request($field);
    }
    $except = !is_null($exception) ? calc_exp($fields, $field, $exception) : false;
    if ($except) {
        if ($opt == O_MAND) {
            $opt = O_NO;
        } elseif ($opt == O_OPT) {
            $opt = O_MAND;
        } elseif ($opt == O_NO) {
            $opt = O_MAND;
        }
    }
    if ($opt == O_MAND) {
        if (!isset($_REQUEST[$field])) {
            info(_s('Field "%1$s" is mandatory.', $caption));
            return $flags & P_SYS ? ZBX_VALID_ERROR : ZBX_VALID_WARNING;
        }
    } elseif ($opt == O_NO) {
        if (!isset($_REQUEST[$field])) {
            return ZBX_VALID_OK;
        }
        unset_request($field);
        info(_s('Field "%1$s" must be missing.', $caption));
        return $flags & P_SYS ? ZBX_VALID_ERROR : ZBX_VALID_WARNING;
    } elseif ($opt == O_OPT) {
        if (!isset($_REQUEST[$field])) {
            return ZBX_VALID_OK;
        } elseif ($flags & P_ACT) {
            if (!isset($_REQUEST['sid']) || isset($_COOKIE['zbx_sessionid']) && $_REQUEST['sid'] != substr($_COOKIE['zbx_sessionid'], 16, 16)) {
                info(_('Operation cannot be performed due to unauthorized request.'));
                return ZBX_VALID_ERROR;
            }
        }
    }
    if (!($flags & P_NO_TRIM)) {
        check_trim($_REQUEST[$field]);
    }
    $err = check_type($field, $flags, $_REQUEST[$field], $type, $caption);
    if ($err != ZBX_VALID_OK) {
        return $err;
    }
    if ((is_null($exception) || $except) && $validation && !calc_exp($fields, $field, $validation)) {
        if ($validation == NOT_EMPTY) {
            info(_s('Incorrect value for field "%1$s": cannot be empty.', $caption));
        } elseif (preg_match('/\\(\\{\\}\\>=([0-9]*)\\&\\&\\{\\}\\<=([0-9]*)\\)\\&\\&/', $validation, $result)) {
            info(_s('Incorrect value "%1$s" for "%2$s" field: must be between %3$s and %4$s.', $_REQUEST[$field], $caption, $result[1], $result[2]));
        } else {
            info(_s('Incorrect value "%1$s" for "%2$s" field.', $_REQUEST[$field], $caption));
        }
        return $flags & P_SYS ? ZBX_VALID_ERROR : ZBX_VALID_WARNING;
    }
    return ZBX_VALID_OK;
}
Ejemplo n.º 2
0
function check_field(&$fields, &$field, $checks)
{
    list($type, $opt, $flags, $validation, $exception) = $checks;
    if ($flags & P_UNSET_EMPTY && isset($_REQUEST[$field]) && $_REQUEST[$field] == '') {
        unset_request($field, 'P_UNSET_EMPTY');
    }
    //echo "Field: $field<br>";
    if ($exception == NULL) {
        $except = FALSE;
    } else {
        $except = calc_exp($fields, $field, $exception);
    }
    if ($opt == O_MAND && $except) {
        $opt = O_NO;
    } else {
        if ($opt == O_OPT && $except) {
            $opt = O_MAND;
        } else {
            if ($opt == O_NO && $except) {
                $opt = O_MAND;
            }
        }
    }
    if ($opt == O_MAND) {
        if (!isset($_REQUEST[$field])) {
            if ($flags & P_SYS) {
                info("Critical error. Field [" . $field . "] is mandatory");
                return ZBX_VALID_ERROR;
            } else {
                info("Warning. Field [" . $field . "] is mandatory");
                return ZBX_VALID_WARNING;
            }
        }
    } else {
        if ($opt == O_NO) {
            if (!isset($_REQUEST[$field])) {
                return ZBX_VALID_OK;
            }
            unset_request($field, 'O_NO');
            if ($flags & P_SYS) {
                info("Critical error. Field [" . $field . "] must be missing");
                return ZBX_VALID_ERROR;
            } else {
                info("Warning. Field [" . $field . "] must be missing");
                return ZBX_VALID_WARNING;
            }
        } else {
            if ($opt == O_OPT) {
                if (!isset($_REQUEST[$field])) {
                    return ZBX_VALID_OK;
                } else {
                    if ($flags & P_ACT) {
                        if (!isset($_REQUEST['sid'])) {
                            return ZBX_VALID_ERROR;
                        } else {
                            if (isset($_COOKIE['zbx_sessionid']) && $_REQUEST['sid'] != substr($_COOKIE['zbx_sessionid'], 16, 16)) {
                                return ZBX_VALID_ERROR;
                            }
                        }
                    }
                }
            }
        }
    }
    check_trim($_REQUEST[$field]);
    $err = check_type($field, $flags, $_REQUEST[$field], $type);
    if ($err != ZBX_VALID_OK) {
        return $err;
    }
    if ($exception == NULL || $except == TRUE) {
        if (!$validation) {
            $valid = TRUE;
        } else {
            $valid = calc_exp($fields, $field, $validation);
        }
        if (!$valid) {
            if ($flags & P_SYS) {
                info("Critical error. Incorrect value for [" . $field . "] = '" . $_REQUEST[$field] . "'");
                return ZBX_VALID_ERROR;
            } else {
                info("Warning. Incorrect value for [" . $field . "]");
                return ZBX_VALID_WARNING;
            }
        }
    }
    return ZBX_VALID_OK;
}
Ejemplo n.º 3
0
function check_field(&$fields, &$field, $checks)
{
    if (!isset($checks[5])) {
        $checks[5] = $field;
    }
    list($type, $opt, $flags, $validation, $exception, $caption) = $checks;
    if ($flags & P_UNSET_EMPTY && isset($_REQUEST[$field]) && $_REQUEST[$field] == '') {
        unset_request($field, 'P_UNSET_EMPTY');
    }
    //SDI("Field: $field");
    if ($exception == NULL) {
        $except = FALSE;
    } else {
        $except = calc_exp($fields, $field, $exception);
    }
    if ($opt == O_MAND && $except) {
        $opt = O_NO;
    } else {
        if ($opt == O_OPT && $except) {
            $opt = O_MAND;
        } else {
            if ($opt == O_NO && $except) {
                $opt = O_MAND;
            }
        }
    }
    if ($opt == O_MAND) {
        if (!isset($_REQUEST[$field])) {
            if ($flags & P_SYS) {
                info(S_CRITICAL_ERROR . '.' . SPACE . S_FIELD . SPACE . '[' . $caption . ']' . SPACE . S_IS_MANDATORY_SMALL);
                return ZBX_VALID_ERROR;
            } else {
                info(S_WARNING . '.' . SPACE . S_FIELD . SPACE . '[' . $caption . ']' . SPACE . S_IS_MANDATORY_SMALL);
                return ZBX_VALID_WARNING;
            }
        }
    } else {
        if ($opt == O_NO) {
            if (!isset($_REQUEST[$field])) {
                return ZBX_VALID_OK;
            }
            unset_request($field, 'O_NO');
            if ($flags & P_SYS) {
                info(S_CRITICAL_ERROR . '.' . SPACE . S_FIELD . SPACE . '[' . $caption . ']' . SPACE . S_MUST_BE_MISSING_SMALL);
                return ZBX_VALID_ERROR;
            } else {
                info(S_WARNING . '.' . SPACE . S_FIELD . SPACE . '[' . $caption . ']' . SPACE . S_MUST_BE_MISSING_SMALL);
                return ZBX_VALID_WARNING;
            }
        } else {
            if ($opt == O_OPT) {
                if (!isset($_REQUEST[$field])) {
                    return ZBX_VALID_OK;
                } else {
                    if ($flags & P_ACT) {
                        if (!isset($_REQUEST['sid'])) {
                            info(S_OPERATION_CANNOT_PERFORMED_UNAUTH_REQUEST);
                            return ZBX_VALID_ERROR;
                        } else {
                            if (isset($_COOKIE['zbx_sessionid']) && $_REQUEST['sid'] != substr($_COOKIE['zbx_sessionid'], 16, 16)) {
                                info(S_OPERATION_CANNOT_PERFORMED_UNAUTH_REQUEST);
                                return ZBX_VALID_ERROR;
                            }
                        }
                    }
                }
            }
        }
    }
    check_trim($_REQUEST[$field]);
    $err = check_type($field, $flags, $_REQUEST[$field], $type);
    if ($err != ZBX_VALID_OK) {
        return $err;
    }
    //sdi($field. '| exception ='.$exception.' | except ='.$except.' | validation= '.$validation);
    if (is_null($exception) || $except == true) {
        if (!$validation) {
            $valid = TRUE;
        } else {
            $valid = calc_exp($fields, $field, $validation);
        }
        if (!$valid) {
            if ($flags & P_SYS) {
                info(S_CRITICAL_ERROR . '.' . SPACE . S_INCORRECT_VALUE_FOR . SPACE . '[' . $caption . '] = "' . $_REQUEST[$field] . '"');
                return ZBX_VALID_ERROR;
            } else {
                info(S_WARNING . '.' . SPACE . S_INCORRECT_VALUE_FOR . SPACE . '[' . $caption . ']');
                return ZBX_VALID_WARNING;
            }
        }
    }
    return ZBX_VALID_OK;
}