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https://github.com/Lastorder-DC/rhymix.git
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3f0dd9cb06
git-svn-id: http://xe-core.googlecode.com/svn/branches/1.5.0@10774 201d5d3c-b55e-5fd7-737f-ddc643e51545
315 lines
11 KiB
PHP
315 lines
11 KiB
PHP
<?php
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/**
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* filter class traslate xml content into javascript code
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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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* <pre>{
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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> "- A form of key = val combination of items to js array return, act required
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* <param name="key" target="target" />
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* </parameter>
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* <response callback_func="specifying the name of js function to callback" > "- Result to get by sending ajax to the server
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* <tag name="error" /> <- get the result of error name
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* </response>
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* </filter>
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* }</pre>
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*
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* @detail
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* <pre>{
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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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* 6) pattern_id/regex pattern/[i] : check the value using custom regular expression.
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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: get the value of the target form element
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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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* }</pre>
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* @class XmlJsFilter
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* @author NHN (developers@xpressengine.com)
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* @package /classes/xml
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* @version 0.2
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*/
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class XmlJsFilter extends XmlParser {
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/**
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* version
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* @var string
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*/
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var $version = '0.2.5';
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/**
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* compiled javascript cache path
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* @var string
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*/
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var $compiled_path = './files/cache/js_filter_compiled/'; // / directory path for compiled cache file
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/**
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* Target xml file
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* @var string
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*/
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var $xml_file = NULL;
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/**
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* Compiled js file
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* @var string
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*/
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var $js_file = NULL; // /
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/**
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* constructor
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* @param string $path
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* @param string $xml_file
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* @return void
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*/
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function XmlJsFilter($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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* Compile a xml_file only when a corresponding js file does not exists or is outdated
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* @return void 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)) $this->_compile();
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Context::loadFile(array($this->js_file, 'body', '',null));
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}
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/**
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* compile a xml_file into js_file
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* @return void
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*/
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function _compile() {
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global $lang;
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// read xml file
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$buff = FileHandler::readFile($this->xml_file);
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// xml parsing
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$xml_obj = parent::parse($buff);
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$attrs = $xml_obj->filter->attrs;
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$rules = $xml_obj->filter->rules;
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// XmlJsFilter handles three data; filter_name, field, and parameter
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$filter_name = $attrs->name;
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$confirm_msg_code = $attrs->confirm_msg_code;
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$module = $attrs->module;
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$act = $attrs->act;
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$extend_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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// If extend_filter exists, result returned by calling the method
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if($extend_filter) {
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// If extend_filter exists, it changes the name of cache not to use cache
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$this->js_file .= '.nocache.js';
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// Separate the extend_filter
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list($module_name, $method) = explode('.',$extend_filter);
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// contibue if both module_name and methos exist.
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if($module_name&&$method) {
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// get model object of the module
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$oExtendFilter = &getModel($module_name);
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// execute if method exists
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if(method_exists($oExtendFilter, $method)) {
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// get the result
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$extend_filter_list = $oExtendFilter->{$method}(true);
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$extend_filter_count = count($extend_filter_list);
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// apply lang_value from the result to the variable
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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} = $lang_value;
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}
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}
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}
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}
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// search the field to be used for entering language
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$target_list = array();
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$target_type_list = array();
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// javascript contents
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$js_rules = array();
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$js_messages = array();
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$fields = array();
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// create custom rule
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if ($rules && $rules->rule) {
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if (!is_array($rules->rule)) $rules->rule = array($rules->rule);
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foreach($rules->rule as $r) {
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if ($r->attrs->type == 'regex') {
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$js_rules[] = "v.cast('ADD_RULE', ['{$r->attrs->name}', {$r->body}]);";
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}
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}
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}
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// generates a field, which is a script of the checked item
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$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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$rule = trim($attrs->rule?$attrs->rule:$attrs->filter);
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$equalto = trim($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($equalto) $field[] = "equalto:'{$attrs->equalto}'";
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if($rule) $field[] = "rule:'{$rule}'";
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$fields[] = "'{$target}': {".implode(',', $field)."}";
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if(!in_array($target, $target_list)) $target_list[] = $target;
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if(!$target_type_list[$target]) $target_type_list[$target] = $filter;
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}
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}
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// Check extend_filter_item
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$rule_types = array('homepage'=>'homepage', 'email_address'=>'email');
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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(!$target) continue;
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// get the filter from the type of extend filter item
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$type = $filter_item->type;
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$rule = $rule_types[$type]?$rule_types[$type]:'';
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$required = ($filter_item->required == 'true');
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$field = array();
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if($required) $field[] = 'required:true';
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if($rule) $field[] = "rule:'{$rule}'";
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$fields[] = "\t\t'{$target}' : {".implode(',', $field)."}";
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if(!in_array($target, $target_list)) $target_list[] = $target;
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if(!$target_type_list[$target]) $target_type_list[$target] = $type;
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}
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// generates parameter script to create dbata
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$rename_params = array();
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$parameter_count = count($parameter_param);
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if($parameter_count) {
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// contains parameter of the default filter contents
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foreach($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)) $rename_params[] = "'{$target}':'{$name}'";
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if($name && !in_array($name, $target_list)) $target_list[] = $name;
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}
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// Check extend_filter_item
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for($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[] = $name;
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}
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}
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// generates the response script
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$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[] = "'{$name}'";
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}
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// writes lang values of the form field
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$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} = $target;
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$text = preg_replace('@\r?\n@', '\\n', addslashes($lang->{$target}));
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$js_messages[] = "v.cast('ADD_MESSAGE',['{$target}','{$text}']);";
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}
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// writes the target type
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/*
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$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, $type);
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}
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}
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*/
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// writes error messages
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foreach($lang->filter as $key => $val) {
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if(!$val) $val = $key;
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$val = preg_replace('@\r?\n@', '\\n', addslashes($val));
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$js_messages[] = sprintf("v.cast('ADD_MESSAGE',['%s','%s']);", $key, $val);
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}
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$callback_func = $xml_obj->filter->response->attrs->callback_func;
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if(!$callback_func) $callback_func = "filterAlertMessage";
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$confirm_msg = '';
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if ($confirm_msg_code) $confirm_msg = $lang->{$confirm_msg_code};
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$jsdoc = array();
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$jsdoc[] = "function {$filter_name}(form){ return legacy_filter('{$filter_name}', form, '{$module}', '{$act}', {$callback_func}, [".implode(',', $responses)."], '".addslashes($confirm_msg)."', {".implode(',', $rename_params)."}) };";
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$jsdoc[] = '(function($){';
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$jsdoc[] = "\tvar v=xe.getApp('validator')[0];if(!v)return false;";
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$jsdoc[] = "\t".'v.cast("ADD_FILTER", ["'.$filter_name.'", {'.implode(',', $fields).'}]);';
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$jsdoc[] = "\t".implode("\n\t", $js_rules);
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$jsdoc[] = "\t".implode("\n\t", $js_messages);
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$jsdoc[] = '})(jQuery);';
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$jsdoc = implode("\n", $jsdoc);
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// generates the js file
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FileHandler::writeFile($this->js_file, $jsdoc);
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}
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/**
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* return a file name of js file corresponding to the xml file
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* @param string $xml_file
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* @return string
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**/
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function _getCompiledFileName($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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