478 lines
15 KiB
PHP
478 lines
15 KiB
PHP
<?php
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/**
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* The formdom class file of ZenTaoPMS.
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*
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* @copyright Copyright 2009-2023 禅道软件（青岛）有限公司(ZenTao Software (Qingdao) Co., Ltd. www.zentao.net)
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* @license ZPL(https://zpl.pub/page/zplv12.html) or AGPL(https://www.gnu.org/licenses/agpl-3.0.en.html)
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* @author Zhu Jinyong<zhujinyong@easycorp.ltd>
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* @package form
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* @link https://www.zentao.net
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*/
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/**
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* 解析form dom为数组数据。
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* Parse Form dom to array data.
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*/
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class formdom
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{
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/**
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* Errors
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*
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* @var array
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* @access private
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*/
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private $errors = array();
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/**
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* Options
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*
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* @var array
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* @access private
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*/
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private $options = array(
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'include_disabled' => false,
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'include_empty_checkboxes' => false,
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'default_radio_value' => null,
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'debug' => false
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);
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/**
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* Constructor
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*
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* @param array $options
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* @access public
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* @return void
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*/
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public function __construct($options = array())
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{
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$this->options = array_merge($this->options, $options);
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}
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/**
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* Parse html dom
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*
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* @param string $html
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* @param string $formSelector
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* @access public
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* @return array
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*/
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public function parse($html, $formSelector = null)
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{
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$this->errors = array();
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if(empty($html))
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{
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$this->errors[] = "HTML is empty";
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return array();
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}
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$dom = new DOMDocument();
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libxml_use_internal_errors(true);
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@$dom->loadHTML(mb_convert_encoding($html, 'HTML-ENTITIES', 'UTF-8'));
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libxml_clear_errors();
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$xpath = new DOMXPath($dom);
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/* 查找表单 */
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$form = null;
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if($formSelector)
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{
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// 通过 id 查找
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$forms = $xpath->query("//form[@id='$formSelector']");
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if($forms->length > 0)
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{
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$form = $forms->item(0);
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}
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else
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{
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/* 通过 name 查找 */
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$forms = $xpath->query("//form[@name='$formSelector']");
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if($forms->length > 0)
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{
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$form = $forms->item(0);
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}
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}
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} else {
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/* 获取第一个表单 */
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$forms = $xpath->query("//form");
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if ($forms->length > 0) {
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$form = $forms->item(0);
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}
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}
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if(!$form)
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{
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$this->errors[] = "Form not found";
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return array();
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}
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/* 提取表单数据 */
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$result = $this->extractFormData($xpath, $form);
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return $result;
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}
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/**
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* Extract form data
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*
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* @param object $xpath
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* @param object $form
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* @access private
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* @return array
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*/
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private function extractFormData($xpath, $form)
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{
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$data = [];
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/* 处理所有表单元素 */
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$this->processInputs($xpath, $form, $data);
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$this->processSelects($xpath, $form, $data);
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$this->processTextareas($xpath, $form, $data);
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$this->processZinPickers($xpath, $form, $data);
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$this->processZinEditors($xpath, $form, $data);
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return $data;
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}
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/**
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* Process inputs
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*
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* @param object $xpath
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* @param object $form
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* @param array $data
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* @access private
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* @return void
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*/
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private function processInputs($xpath, $form, &$data)
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{
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// 查找所有 input 元素（包括嵌套的）
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$inputs = $xpath->query(".//input[@name]", $form);
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$radioGroups = array();
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foreach($inputs as $input)
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{
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$name = $input->getAttribute('name');
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$type = strtolower($input->getAttribute('type') ?: 'text');
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$value = $input->getAttribute('value');
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$disabled = $input->hasAttribute('disabled');
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/* 跳过禁用的元素（除非配置允许） */
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if(!$this->options['include_disabled'] && $disabled) continue;
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switch($type)
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{
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case 'checkbox':
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if($input->hasAttribute('checked'))
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{
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$this->addValue($data, $name, $value ?: 'on');
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}
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elseif($this->options['include_empty_checkboxes'])
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{
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$this->addValue($data, $name, '');
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}
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break;
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case 'radio':
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$baseName = $this->getBaseName($name);
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if(!isset($radioGroups[$baseName]))
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{
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$radioGroups[$baseName] = array(
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'selected' => null,
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'hasSelection' => false
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);
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}
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if($input->hasAttribute('checked'))
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{
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$radioGroups[$baseName]['selected'] = $value;
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$radioGroups[$baseName]['hasSelection'] = true;
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}
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break;
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case 'file':
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$this->addValue($data, $name, '');
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break;
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case 'submit':
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case 'button':
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case 'image':
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case 'reset':
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break;
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default:
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/* 包括 hidden, text, password, email 等所有其他类型 */
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$this->addValue($data, $name, $value ?: '');
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break;
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}
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}
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/* 处理 radio 组 */
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foreach ($radioGroups as $name => $group) {
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if ($group['hasSelection']) {
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$data[$name] = $group['selected'];
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} elseif ($this->options['default_radio_value'] !== null) {
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$data[$name] = $this->options['default_radio_value'];
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}
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}
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}
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/**
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* Process selects
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*
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* @param object $xpath
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* @param object $form
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* @param array $data
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* @access private
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* @return void
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*/
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private function processSelects($xpath, $form, &$data)
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{
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$selects = $xpath->query(".//select[@name]", $form);
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foreach($selects as $select)
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{
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if(!$this->options['include_disabled'] && $select->hasAttribute('disabled')) continue;
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$name = $select->getAttribute('name');
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$multiple = $select->hasAttribute('multiple');
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$options = $xpath->query(".//option", $select);
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if($multiple)
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{
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$selectedValues = [];
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foreach($options as $option)
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{
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if($option->hasAttribute('selected'))
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{
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$value = $option->hasAttribute('value') ? $option->getAttribute('value') : trim($option->textContent);
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$selectedValues[] = $value;
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}
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}
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/* 对于多选，即使没有选中项，也要处理默认值 */
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foreach($options as $option)
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{
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$value = $option->hasAttribute('value') ? $option->getAttribute('value') : trim($option->textContent);
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if(!empty($value))
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{
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$selectedValues[] = $value;
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break; // 只取第一个有值的选项作为默认
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}
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}
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if(!empty($selectedValues))
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{
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foreach($selectedValues as $val) $this->addValue($data, $name, $val);
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}
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}
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else
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{
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$selectedValue = null;
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$firstValue = null;
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foreach($options as $index => $option)
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{
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$value = $option->hasAttribute('value')
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? $option->getAttribute('value')
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: trim($option->textContent);
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if($index === 0) $firstValue = $value;
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if($option->hasAttribute('selected'))
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{
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$selectedValue = $value;
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break;
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}
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}
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$finalValue = $selectedValue !== null ? $selectedValue : $firstValue;
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if($finalValue !== null) $this->addValue($data, $name, $finalValue);
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}
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}
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}
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/**
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* Process textarea
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*
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* @param object $xpath
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* @param object $form
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* @param array $data
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* @access private
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* @return void
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*/
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private function processTextareas($xpath, $form, &$data)
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{
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$textareas = $xpath->query(".//textarea[@name]", $form);
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foreach($textareas as $textarea)
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{
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if(!$this->options['include_disabled'] && $textarea->hasAttribute('disabled')) continue;
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$name = $textarea->getAttribute('name');
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$value = $textarea->textContent;
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$this->addValue($data, $name, $value);
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}
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}
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/**
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* Process zin pickers and date pickers.
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*
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* @param object $xpath
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* @param object $form
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* @param array $data
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* @access private
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* @return void
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*/
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private function processZinPickers($xpath, $form, &$data)
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{
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/* 查找所有包含 zui-create-picker 属性的元素（通常是 div.picker-box） */
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$pickers = $xpath->query(".//*[@zui-create]", $form);
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foreach ($pickers as $picker) {
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/* 1. 跳过禁用的picker（如果配置不允许） */
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$pickerDisabled = $picker->hasAttribute('disabled') || $picker->getAttribute('disabled') === 'true';
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if(!$this->options['include_disabled'] && $pickerDisabled) continue;
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/* 2. 获取 zui-create-picker 属性的JSON值 */
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if($picker->hasAttribute('zui-create-picker'))
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{
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$pickerConfig = $picker->getAttribute('zui-create-picker');
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}
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elseif($picker->hasAttribute('zui-create-datepicker'))
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{
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$pickerConfig = $picker->getAttribute('zui-create-datepicker');
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}
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if(empty($pickerConfig)) continue;
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/* 3. 提取name（关键：用正则匹配name字段）*/
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$name = null;
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if(preg_match('/"name"\s*:\s*"([^"]+)"/i', $pickerConfig, $nameMatches))
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{
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$name = $nameMatches[1]; // 捕获引号中的name值
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}
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elseif(preg_match("/'name'\s*:\s*'([^']+)'/i", $pickerConfig, $nameMatches))
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{
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$name = $nameMatches[1]; // 兼容单引号
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}
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if(empty($name)) continue;
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/* 4. 提取defaultValue（核心：兼容JS函数和非JSON格式）*/
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$defaultValue = '';
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/* 正则规则：匹配 "defaultValue": 值 或 'defaultValue': 值 */
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/* 支持的值类型：字符串（单/双引号）、数字、true/false/null */
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$valuePattern = '/"defaultValue"\s*:\s*(?:"([^"]+)"|\'([^\']+)\'|(\d+\.?\d*)|(true|false|null)|\[([^\]]+)\])/i';
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if(preg_match($valuePattern, $pickerConfig, $valueMatches))
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{
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/* 匹配优先级：数组 > 双引号字符串 > 单引号字符串 > 数字 > 布尔/null */
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$defaultValue = !empty($valueMatches[5]) ? $valueMatches[5] // 优先级1：数组内容
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: (!empty($valueMatches[1]) ? $valueMatches[1] // 优先级2：双引号字符串
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: (!empty($valueMatches[2]) ? $valueMatches[2] // 优先级3：单引号字符串
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: (!empty($valueMatches[3]) || $valueMatches[3] === '0' ? $valueMatches[3] // 优先级4：数字
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: $valueMatches[4] ?? null))); // 优先级5：布尔/null
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/* 转换类型（如"true"→true，"123"→123）*/
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if ($defaultValue === 'true') $defaultValue = true;
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elseif ($defaultValue === 'false') $defaultValue = false;
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elseif ($defaultValue === 'null') $defaultValue = null;
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elseif (is_numeric($defaultValue)) $defaultValue = (float)$defaultValue;
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}
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/* 5. 写入数据 */
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$this->addValue($data, $name, $defaultValue);
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}
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}
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/**
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* Process zin editors.
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*
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* @param object $xpath
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* @param object $form
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* @param array $data
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* @access private
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* @return void
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*/
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private function processZinEditors($xpath, $form, &$data)
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{
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$editors = $xpath->query("//zen-editor", $form);
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foreach($editors as $editor)
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{
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$name = $editor->getAttribute('name');
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$value = '';
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$contentNode = $xpath->query(".//article[@slot='content']", $editor)->item(0);
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if($contentNode)
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{
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/* 获取内部HTML内容 */
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$dom = $contentNode->ownerDocument;
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foreach($contentNode->childNodes as $child) $value .= $dom->saveHTML($child);
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}
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$this->addValue($data, $name, $value);
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}
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}
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/**
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* Add value to data.
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*
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* @param array $data
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* @param string $name
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* @param mixed $value
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* @access private
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* @return void
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*/
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private function addValue(&$data, $name, $value)
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{
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/* 使用 parse_str 来处理名称 */
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if($value === null) $value = '';
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parse_str($name . '=' . urlencode($value), $temp);
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/* 合并到数据中 */
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foreach($temp as $key => $val)
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{
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if(!isset($data[$key]))
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{
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$data[$key] = $val;
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}
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elseif(is_array($data[$key]) && is_array($val))
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{
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/* 递归合并数组 */
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foreach($val as $v)
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{
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if(!in_array($v, $data[$key])) $data[$key][] = $v;
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}
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}
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else
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{
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/* 覆盖（处理重复的非数组字段） */
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$data[$key] = $val;
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}
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}
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}
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/**
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* Get base name of field.
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*
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* @param string $name
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* @access private
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* @return string
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*/
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private function getBaseName($name)
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{
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if(preg_match('/^([^\[]+)/', $name, $matches)) return $matches[1];
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return $name;
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}
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/**
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* Get errors.
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*
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* @access public
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* @return array
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*/
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public function getErrors()
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{
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return $this->errors;
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}
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}
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