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86e01f9f8c
git-svn-id: http://xe-core.googlecode.com/svn/sandbox@7565 201d5d3c-b55e-5fd7-737f-ddc643e51545
298 lines
12 KiB
PHP
298 lines
12 KiB
PHP
<?php
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/**
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* @class XmlJsFilter
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* @author taggon (gonom9@gmail.com)
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* @brief filter class traslate xml content into javascript code
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* @version 0.2
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*
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* it convert xml code into js file and save the result as a cache file
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* @code
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* {
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* <filter name="name of javascript funcion" act="action name" confirm_msg_code="message string to be prompted when submitting the form" >
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* <form> <-- code to validate data in the form
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* <node target="name" required="true" minlength="1" maxlength="5" filter="email,userid,alpha,number" equalto="target" />
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* </form>
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* <parameter> <-- 폼 항목을 조합하여 key=val 의 js array로 return, act는 필수
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* <param name="key" target="target" />
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* </parameter>
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* <response callback_func="callback 받게 될 js function 이름 지정" > <-- 서버에 ajax로 전송하여 받을 결과값
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* <tag name="error" /> <-- error이름의 결과값을 받겠다는 것
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* </response>
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* </filter>
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* }
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*
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* @detail {
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* - syntax description of <form> node
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* target = name of for element
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* required = flag indicating whether a field is mandatory or not
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* minlength, maxlength = mininum, maxinum length of string allowed for the field
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* filter = name of filter to be used for javascript validation. Following is the description of filter available
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* 1) email : validate the confirmance of the value against an email format
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* 2) userid : validate the confirmance of the value against the format of user id. (combination of number[0-9],alphabet(lower case) and '_', underscore starting with an alphatic character)
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* 3) alpha : check if the value is consists of alphabatic characters.
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* 4) number : check if the value is consists of numerical digits
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* 5) equalto = target : indicate that values in the form should be equal to those in target
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*
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* - parameter - param
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* name = key : indicate that a new array, 'key' will be created and a value will be assigned to it
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* target = target_name : target form element의 값을 가져옴
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*
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* - response
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* tag = key : name of variable that will contain the result of the execution
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* }
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**/
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class XmlJsFilter extends XmlParser {
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var $version = '0.2.4';
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var $compiled_path = './files/cache/js_filter_compiled/'; ///< 컴파일된 캐시 파일이 놓일 위치
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var $xml_file = NULL; ///< 대상 xml 파일
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var $js_file = NULL; ///< 컴파일된 js 파일
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/**
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* @brief constructor
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**/
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function XmlJsFilter($path, $xml_file) {
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if(substr($path,-1)!=='/') $path .= '/';
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$this->xml_file = sprintf("%s%s",$path, $xml_file);
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$this->js_file = $this->_getCompiledFileName($this->xml_file);
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}
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/**
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* @brief compile a xml_file only when a corresponding js file does not exists or is outdated
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* @return Returns NULL regardless of the success of failure of the operation
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**/
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function compile() {
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if(!file_exists($this->xml_file)) return;
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if(!file_exists($this->js_file)) $this->_compile();
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else if(filemtime($this->xml_file)>filemtime($this->js_file)) $this->_compile();
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Context::addJsFile($this->js_file);
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}
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/**
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* @brief compile a xml_file into js_file
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**/
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function _compile() {
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global $lang;
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// xml 파일을 읽음
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$buff = FileHandler::readFile($this->xml_file);
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// xml parsing
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$xml_obj = parent::parse($buff);
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// XmlJsFilter는 filter_name, field, parameter 3개의 데이터를 핸들링
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$filter_name = $xml_obj->filter->attrs->name;
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$confirm_msg_code = $xml_obj->filter->attrs->confirm_msg_code;
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$module = $xml_obj->filter->attrs->module;
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$act = $xml_obj->filter->attrs->act;
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$extend_filter = $xml_obj->filter->attrs->extend_filter;
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$field_node = $xml_obj->filter->form->node;
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if($field_node && !is_array($field_node)) $field_node = array($field_node);
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$parameter_param = $xml_obj->filter->parameter->param;
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if($parameter_param && !is_array($parameter_param)) $parameter_param = array($parameter_param);
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$response_tag = $xml_obj->filter->response->tag;
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if($response_tag && !is_array($response_tag)) $response_tag = array($response_tag);
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// extend_filter가 있을 경우 해당 method를 호출하여 결과를 받음
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if($extend_filter) {
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// extend_filter가 있을 경우 캐시 사용을 못하도록 js 캐시 파일명을 변경
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$this->js_file .= '.nocache.js';
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// extend_filter는 module.method 로 지칭되어 이를 분리
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list($module_name, $method) = explode('.',$extend_filter);
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// 모듈 이름과 method가 있을 경우 진행
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if($module_name&&$method) {
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// 해당 module의 model 객체를 받음
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$oExtendFilter = &getModel($module_name);
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// method가 존재하면 실행
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if(method_exists($oExtendFilter, $method)) {
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// 결과를 받음
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$extend_filter_list = $oExtendFilter->{$method}(true);
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$extend_filter_count = count($extend_filter_list);
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// 결과에서 lang값을 이용 문서 변수에 적용
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for($i=0; $i < $extend_filter_count; $i++) {
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$name = $extend_filter_list[$i]->name;
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$lang_value = $extend_filter_list[$i]->lang;
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if($lang_value) $lang->{$name} = $lang_value;
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}
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}
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}
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}
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$callback_func = $xml_obj->filter->response->attrs->callback_func;
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if(!$callback_func) $callback_func = "filterAlertMessage";
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// 언어 입력을 위한 사용되는 필드 조사
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$target_list = array();
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$target_type_list = array();
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// js function 을 만들기 시작
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$js_doc = array();
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$js_doc[] = "function {$filter_name}(fo_obj){";
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$js_doc[] = "\tvar validator = xe.getApp('validator')[0];";
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$js_doc[] = "\tif(!validator) return false;";
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$js_doc[] = "\tif(!fo_obj.elements['_filter']) jQuery(fo_obj).prepend('<input type=\"hidden\" name=\"_filter\" value=\"\" />');";
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$js_doc[] = "\tfo_obj.elements['_filter'].value = '{$filter_name}';";
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$jsdoc = array();
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$jsdoc[] = '(function($){';
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$jsdoc[] = "\tvar validator = xe.getApp('Validator')[0];";
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$jsdoc[] = "\tif(!validator) return false;";
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$jsdoc[] = "\tvalidator.cast('ADD_FILTER', ['{$filter_name}', {";
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$fields = array();
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// field, 즉 체크항목의 script 생성
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$node_count = count($field_node);
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if($node_count) {
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foreach($field_node as $key =>$node) {
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$attrs = $node->attrs;
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$target = trim($attrs->target);
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if(!$target) continue;
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$filter = $attrs->filter;
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$attrs->equalto = trim($attrs->equalto);
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$field = array();
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if($attrs->required == 'true') $field[] = 'required:true';
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if($attrs->minlength > 0) $field[] = 'minlength:'.$attrs->minlength;
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if($attrs->maxlength > 0) $field[] = 'maxlength:'.$attrs->maxlength;
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if($attrs->equalto) $field[] = "equalto:'{$attrs->equalto}'";
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if($attrs->filter) $field[] = "rule:'{$attrs->filter}'";
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$s_field = implode(',', $field);
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$fields[] = "\t\t'{$target}': {{$s_field}}";
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if(!in_array($target, $target_list)) $target_list[] = $target;
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if(!$target_type_list[$target]) $target_type_list[$target] = $filter;
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}
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}
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// extend_filter_item 체크
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for($i=0;$i<$extend_filter_count;$i++) {
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$filter_item = $extend_filter_list[$i];
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$target = trim($filter_item->name);
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if(!$target) continue;
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$type = $filter_item->type;
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$required = $filter_item->required?'true':'false';
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// extend filter item의 type으로 filter를 구함
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$types = array('homepage'=>'homepage', 'email_address'=>'email');
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$filter = $types[$type]?$types[$type]:'';
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$field = array();
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if($filter_item->required == 'true') $field[] = 'required:true';
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if($filter) $field[] = "rule:'{$filter}'";
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$s_field = implode(',', $field);
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$fields[] = "\t\t'{$target}' : {{$s_field}}";
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if(!in_array($target, $target_list)) $target_list[] = $target;
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if(!$target_type_list[$target]) $target_type_list[$target] = $type;
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}
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$jsdoc[] = implode(",\n", $fields);
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$jsdoc[] = "\t}]);";
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// javascript callback function
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$js_doc[] = "\tvalidator.cast('ADD_CALLBACK', ['{$filter_name}', function(form){";
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$js_doc[] = "\t\tvar params={}, responses=[], elms=form.elements, data=jQuery(form).serializeArray();";
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$js_doc[] = "\t\tjQuery.each(data, function(i, field){";
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$js_doc[] = "\t\t\tvar val = jQuery.trim(field.value);";
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$js_doc[] = "\t\t\tif(!val) return true;";
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$js_doc[] = "\t\t\tif(/\[\]$/.test(field.name)) field.name = field.name.replace(/\[\]$/, '');";
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$js_doc[] = "\t\t\tif(params[field.name]) params[field.name] += '|@|'+val;";
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$js_doc[] = "\t\t\telse params[field.name] = field.value;";
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$js_doc[] = "\t\t});";
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// 데이터를 만들기 위한 parameter script 생성
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$parameter_count = count($parameter_param);
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if($parameter_count) {
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// 기본 필터 내용의 parameter로 구성
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foreach($parameter_param as $key =>$param) {
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$attrs = $param->attrs;
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$name = trim($attrs->name);
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$target = trim($attrs->target);
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//if($name && $target && ($name != $target)) $js_doc[] = "\t\tparams['{$name}'] = params['{$target}']; delete params['{$target}'];";
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if($name && $target && ($name != $target)) $js_doc[] = "\t\tif(params['{$target}']) { params['{$name}'] = params['{$target}']; delete params['{$target}']; }";
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if($name && !in_array($name, $target_list)) $target_list[] = $name;
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}
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// extend_filter_item 체크
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for($i=0;$i<$extend_filter_count;$i++) {
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$filter_item = $extend_filter_list[$i];
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$target = $name = trim($filter_item->name);
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if(!$name || !$target) continue;
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if(!in_array($name, $target_list)) $target_list[] = $name;
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}
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}
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// response script 생성
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$response_count = count($response_tag);
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$responses = array();
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for($i=0;$i<$response_count;$i++) {
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$attrs = $response_tag[$i]->attrs;
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$name = $attrs->name;
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$responses[] = "'{$name}'";
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}
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$js_doc[] = "\t\tresponses = [".implode(',', $responses)."];";
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if ($confirm_msg_code) $js_doc[] = sprintf("\t\tif(!confirm('%s')) return false;", $lang->{$confirm_msg_code});
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$js_doc[] = "\t\texec_xml('{$module}','{$act}', params, {$callback_func}, responses, params, form);";
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$js_doc[] = "\t}]);";
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// form 필드 lang 값을 기록
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$target_count = count($target_list);
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for($i=0;$i<$target_count;$i++) {
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$target = $target_list[$i];
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if(!$lang->{$target}) $lang->{$target} = $target;
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$jsdoc[] = sprintf("\tvalidator.cast('ADD_MESSAGE', ['%s', '%s']);", $target, str_replace('\'', '\\\'', $lang->{$target}));
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}
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// target type을 기록
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/*
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$target_type_count = count($target_type_list);
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if($target_type_count) {
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foreach($target_type_list as $target => $type) {
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//$js_doc .= sprintf("target_type_list[\"%s\"] = \"%s\";\n", $target, $type);
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}
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}
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*/
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// 에러 메세지를 기록
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foreach($lang->filter as $key => $val) {
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if(!$val) $val = $key;
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$jsdoc[] = sprintf("\tvalidator.cast('ADD_MESSAGE', ['%s', '%s']);", $key, $val);
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//$jsdoc[] = sprintf("\tvalidator.cast('ADD_MESSAGE', ['%s', '%s']);", $key, str_replace('\'', '\\\'', $val));
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}
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$jsdoc[] = '})(jQuery);';
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$js_doc[] = "\tvalidator.cast('VALIDATE', [fo_obj,'{$filter_name}']);";
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$js_doc[] = "\treturn false;";
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$js_doc[] = "};\n";
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$js_doc = implode("\n", $js_doc);
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$jsdoc = implode("\n", $jsdoc);
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// js파일 생성
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FileHandler::writeFile($this->js_file, $js_doc."\n".$jsdoc);
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}
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/**
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* @brief return a file name of js file corresponding to the xml file
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**/
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function _getCompiledFileName($xml_file) {
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return sprintf('%s%s.%s.compiled.js',$this->compiled_path, md5($this->version.$xml_file),Context::getLangType());
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}
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}
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?>
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