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<?php
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/**
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* Project: SmartyValidate: Form Validator for the Smarty Template Engine
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* File: function.validate.php
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* Author: Monte Ohrt <monte at newdigitalgroup dot com>
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*
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* @link http://www.phpinsider.com/php/code/SmartyValidate/
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* @copyright 2001-2005 New Digital Group, Inc.
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* @author Monte Ohrt <monte at newdigitalgroup dot com>
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* @package SmartyValidate
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*/
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function smarty_function_validate($params, &$smarty) {
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$_init_params = $smarty->getTemplateVars('validate_init');
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if(isset($_init_params)) {
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$params = array_merge($_init_params, $params);
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}
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static $_halt = array();
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static $_is_init = null;
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static $_form = null;
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$_form = SmartyValidate::$form;
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if(isset($params['form']))
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{
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if($params['form'] != $_form)
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$_is_init = null;
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$_form = $params['form'];
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}
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$_sess =& $_SESSION['SmartyValidate'][$_form];
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if(!isset($_is_init))
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$_is_init = $_sess['is_init'];
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if(!SmartyValidate::is_registered_form($_form)) {
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trigger_error("SmartyValidate: [validate plugin] form '$_form' is not registered.");
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return false;
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}
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if(isset($_halt[$_form]) && $_halt[$_form])
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return;
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if (!class_exists('SmartyValidate')) {
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$smarty->trigger_error("validate: missing SmartyValidate class");
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return;
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}
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if (!isset($_SESSION['SmartyValidate'])) {
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$smarty->trigger_error("validate: SmartyValidate is not initialized, use connect() first");
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return;
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}
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if(isset($params['id'])) {
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if (($_validator_key = SmartyValidate::is_registered_validator($params['id'], $_form)) === false) {
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$smarty->trigger_error("validate: validator id '" . $params['id'] . "' is not registered.");
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return;
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}
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} else {
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if (strlen($params['field']) == 0) {
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$smarty->trigger_error("validate: missing 'field' parameter");
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return;
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}
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if (strlen($params['criteria']) == 0) {
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$smarty->trigger_error("validate: missing 'criteria' parameter");
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return;
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}
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}
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if(isset($params['trim'])) {
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$params['trim'] = SmartyValidate::_booleanize($params['trim']);
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}
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if(isset($params['empty'])) {
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$params['empty'] = SmartyValidate::_booleanize($params['empty']);
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}
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if(isset($params['halt'])) {
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$params['halt'] = SmartyValidate::_booleanize($params['halt']);
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}
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if(isset($_sess['validators']) && is_array($_sess['validators'])) {
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if(isset($params['id'])) {
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if($_is_init) {
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$_sess['validators'][$_validator_key]['message'] = $params['message'];
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}
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} else {
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foreach($_sess['validators'] as $_key => $_field) {
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if($_field['field'] == $params['field']
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&& $_field['criteria'] == $params['criteria']) {
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// field exists
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$_validator_key = $_key;
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break;
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}
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}
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}
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if(!$_is_init) {
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if(!$_sess['is_error']) // no validation error
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return;
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if(!isset($_sess['validators'][$_validator_key]['valid']) || !$_sess['validators'][$_validator_key]['valid']) {
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// not valid, show error and reset
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$_halt[$_form] = isset($_sess['validators'][$_validator_key]['halt'])
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? $_sess['validators'][$_validator_key]['halt']
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: false;
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$_echo = true;
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if(isset($params['assign'])) {
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$smarty->assign($params['assign'], $_sess['validators'][$_validator_key]['message']);
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} elseif (isset($params['append'])) {
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$smarty->append($params['append'], $_sess['validators'][$_validator_key]['message']);
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} else {
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// no assign or append, so echo message
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echo $_sess['validators'][$_validator_key]['message'];
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}
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}
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} else {
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if(isset($params['id'])) {
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$_sess['validators'][$_validator_key] =
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array_merge($_sess['validators'][$_validator_key], $params);
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} else {
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$_params = $params;
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$_params['valid'] = false;
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$_sess['validators'][] = $_params;
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}
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}
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}
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$_sess['is_init'] = false;
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}
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?>
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