用于加速web窗体创建过程的函数包。五 0.2贝塔

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篇首语：本文由小常识网(cha138.com)小编为大家整理，主要介绍了用于加速web窗体创建过程的函数包。五 0.2贝塔相关的知识，希望对你有一定的参考价值。

If you had seen some errors in the code, please send me notice about it on the: [email protected]

Thanks, K.Karpenko
  1. <?php
  2.    class forms implements iforms{
  3.  
  4.    		var $_inited=false;
  5. 		var $_form=array();
  6.    		var $_elems=array();
  7. 					/**_elems: array(
  8. 						array('id'=>'','name'=>'login','value'=>'','validate'=>true,'params'=>'','on'=>array('click'=>'event'))
  9. 					);**/
  10. 					/**
  11. 					_fields: array('id'=>'','label'=>"Enter your login:","value"=>"el:21551","type"=>"pair","style"=>"");
  12. 					**/
  13. 		var $_fields=array();
  14. 		var $_patterns=array();
  15. 		var $_css=array();
  16. 		var $_js=array();
  17. 		var $_data='';
  18.  
  19.  
  20. 		/**
  21. 		 * Constructor. Make new instance of the form container.
  22. 		 * @return 
  23. 		 * @param $method Object
  24. 		 * @param $action Object
  25. 		 * @param $encoding Object
  26. 		 * @param $params Object[optional]
  27. 		 */
  28.  
  29. 		public function init($method,$action,$encoding='',$name='',$id='',$params=array())
  30. 		{
  31. 				$id=($id)?'f_'.md5($time.$name.$action).'_'.mt_rand(10,99):'';
  32. 				if($this->correctMethod($method) && !$this->_inited){
  33. 					$this->_data='';
  34. 					$this->_form['method']=$method;
  35. 					$this->_form['action']=$action;
  36. 					$this->_form['encoding']=$encoding;
  37. 					$this->_form['params']=$params;
  38. 					$this->_form['id']=$id;
  39. 					$this->_form['name']=$name;
  40. 					$this->initOthers();
  41. 					$this->initPatterns();
  42. 					$this->_inited=true;
  43. 				}else{
  44. 					return IFORM_WRONG_METHOD;	
  45. 				}
  46. 		}
  47.  
  48. 		protected function initOthers(){
  49. 			//CSS
  50. 			$this->css['pairFieldLabelClass']='label';
  51. 			$this->css['singleFieldLabelClass']='label label1 center';
  52. 			$this->css['sinleFieldLabelStyle']='width:100%;clear:both;';
  53. 			$this->css['formLegendClass']='legend';
  54. 			$this->css['pairFieldValueClass']='value value1';
  55. 			$this->css['pairFieldLabelClass']='label';
  56. 			$this->css['rowClass']='row';
  57. 			$this->css['formMainClass']='form';
  58. 			$this->css['submit']='submit center';
  59.  
  60. 			//JS
  61. 			$this->js['validateFunct']='Invis.tools.checkValue(this.id);';
  62. 		}
  63.  
  64. 		public function addLegend($text){
  65. 			$this->_form['legend']=sprintf($this->_patterns['formLegend'],$text);
  66. 		}
  67. 		protected function correctMethod($method)
  68. 		{
  69. 			switch($method){
  70. 				case 'GET':
  71. 				case 'POST':
  72. 				case 'PUT':
  73. 				return true;
  74. 			}
  75. 			return false;
  76. 		}
  77.  
  78. 		/**
  79. 		 * Append eventHandler to added to form input element
  80. 		 * @return integer
  81. 		 * @param $name String 
  82. 		 * @param $event String
  83. 		 * @param $handler String
  84. 		 */
  85. 		public function addEventHandler($name,$event,$handler){
  86. 			if(trim($name)!='' && trim($event)!='' && trim($handler)!=''){
  87. 				for($i=0;$i<count($this->_elems);$i++){
  88. 					if($this->_elems['name']==$name){
  89. 						$this->_elems[$i]['on'][]=array($event=>$handler);
  90. 						break;
  91. 					}
  92. 				}
  93. 			}else{
  94. 				return IFORM_WRONG_PARAMS;
  95. 			}
  96. 			return 1;
  97. 		}
  98.  
  99. 		/**
  100. 		 * Add submit control to the form
  101. 		 * @return void
  102. 		 * @param $name Object
  103. 		 * @param $value Object
  104. 		 * @param $style Object[optional]
  105. 		 */
  106. 		public function addSubmit($name,$value,$params=array())
  107. 		{
  108. 			if(trim($name)!=''){
  109. 				$this->_submit=sprintf($this->_patterns['submit'],$name,$value,$this->_prepareParams($params));
  110. 			}else{
  111. 				return IFROM_WRONG_PARAMS;
  112. 			}
  113. 		}
  114.  
  115. 		/**
  116. 		 * Check that element with value of type $type equals $value
  117. 		 * @return integer
  118. 		 * @param $type String
  119. 		 * @param $value String
  120. 		 */
  121. 		protected function elemExists($type,$value)
  122. 		{
  123. 			for($i=0;$i<count($this->_elems);$i++){
  124. 				switch($type)
  125. 				{
  126. 					case 'name':
  127. 						if($this->_elems[$i]['name']==$value)return 1;
  128. 					break;
  129. 					case 'id':
  130. 						if($this->_elems[$i]['id']==$value)return 1;
  131. 					break;		
  132. 				}
  133. 			}
  134. 			return 0;
  135. 		}
  136.  
  137. 		/**
  138. 		 * Set "important" parameter to the $id - input element
  139. 		 * @return integer
  140. 		 * @param $name String
  141. 		 */
  142. 		public function validateElement($id)
  143. 		{
  144. 			if(trim($name)==''){
  145. 				return IFORM_WRONG_PARAMS;
  146. 			}else{
  147. 				if(!$this->elemExists("id",$id)){
  148. 					return IFORM_WRONG_ELEM;
  149. 				}else{
  150. 					//FIX ERROR
  151. 					$this->_elems[array_search($name,$this->_elems)]['validate']=true;
  152. 				}
  153. 			}
  154. 			return 1;
  155. 		}
  156.  
  157. 		/**
  158. 		 * Add input element to the current form
  159. 		 * @return String 
  160. 		 * @param $type String
  161. 		 * @param $name String
  162. 		 * @param $parent String
  163. 		 * @param $id String[optional]
  164. 		 * @param $value String[optional]
  165. 		 * @param $validate Boolean[optional]
  166. 		 * @param $params String[optional]
  167. 		 */
  168. 		public function addInput($type,$name,$parent,$id='',$value='',$validate=false,$params='')
  169. 		{
  170. 			if(trim($type)!='' && trim($name)!='' && trim($parent)!=''){
  171. 				$id=(!$id)?'i'.md5($name).'_'.count($this->_elems):$id;
  172. 				$this->_elems[]=array(
  173. 									'id'=>$id,
  174. 									'type'=>$type,
  175. 									'parent'=>$parent,
  176. 									'name'=>$name,
  177. 									'value'=>$value,
  178. 									'validate'=>$validate,
  179. 									'on'=>array(),
  180. 									'params'=>$params									
  181. 									);
  182. 			}else{
  183. 				return IFROM_WRONG_PARAMS;
  184. 			}
  185. 			return $id;
  186. 		}
  187.  
  188. 		/**
  189. 		 * Add field to the form
  190. 		 * @return String 
  191. 		 * @param $label String
  192. 		 * @param $type String[optional]
  193. 		 * @param $el String[optional]
  194. 		 * @param $id String[optional]
  195. 		 * @param $params String[optional]
  196. 		 */
  197. 		public function addField($label,$type="pair",$value="",$id='',$params="")
  198. 		{
  199. 			$id=(!$id)?'f'.md5($label).'_'.count($this->_fields):$id;
  200. 			$this->_fields[]=array("id"=>$id,"label"=>$label,"type"=>$type,"value"=>$value,"type"=>$type,"style"=>$params);
  201. 			return $id;
  202. 		}
  203.  
  204.  
  205. 		/**
  206. 		 * Initialize system patterns
  207. 		 * @return void 
  208. 		 */
  209. 		protected function initPatterns()
  210. 		{
  211. 			$this->_patterns['form']='<form action="%s" method="%s" encoding="%s" %s>';
  212. 			$this->_patterns['inputI']='<input type="%s" name="%s" id="%s" %s %s %s/>';
  213. 			$this->_patterns['inputD']='<%s name="%s" id="%s" %s %s %s>%s</%s>';
  214. 			$this->_patterns['fieldsingle']='<div class="%s" style="width:100%;clear:both;" id="%s" %s%s</div>';
  215. 			$this->_patterns['fieldpair']='<div class="%s" %s id="%s"><span class="%s" style="%s">%s</span><span style="%s">%s</span></div>';
  216. 			$this->_patterns['formLegend']='<div class="'.$this->css['formLegendClass'].'">%s</div>';
  217. 			$this->_patterns['mainContainer']='<div class="'.$this->css['formMainClass'].'">';
  218. 			$this->_patterns['endContainer']='</div></form>';
  219. 			$this->_patterns['submit']='<div class="row"><span class=" '.$this->css['submitClass'].'" style="clear:both;"><input type="submit" name="%s" value="%s" %s/></span></div>';
  220. 		}
  221.  
  222.  
  223. 		/**
  224. 		 * Get inputs which referers to $parent-field
  225. 		 * @return String
  226. 		 * @param $parent Object
  227. 		 */
  228. 		protected function _getChildsInputs($parent)
  229. 		{
  230. 			$res='';
  231. 			for($i=0;$i<count($this->_elems);$i++)
  232. 			{
  233. 				if($this->_elems[$i]['parent']==$parent){
  234. 					switch($this->_elems[$i]['type']){
  235. 						case 'password':
  236. 						case 'checkbox':
  237. 						case 'text':
  238. 							$res.=sprintf(
  239. 								$this->_patterns['inputI'],
  240. 								$this->_elems[$i]['type'],
  241. 								$this->_elems[$i]['name'],
  242. 								$this->_elems[$i]['id'],
  243. 								($this->_elems[$i]['validate'])?'onclick="'.$this->js['validateFunct'].'"':'',
  244. 								$this->_getEvents($i),
  245. 								$this->_prepareParams($this->_elems[$i]['params'])
  246. 								);		
  247. 								break;		
  248. 						case 'select':
  249. 							$res.=sprintf(
  250. 								$this->_patterns['inputI'],
  251. 								$this->_elems[$i]['type'],
  252. 								$this->_elems[$i]['name'],
  253. 								$this->_elems[$i]['id'],
  254. 								($this->_elems[$i]['validate'])?'onclick="'.$this->js['validateFunct'].'"':'',
  255. 								$this->_getEvents($i),
  256. 								$this->_prepareParams($this->_elems[$i]['params'])
  257. 								);
  258. 								break;
  259. 						default:
  260. 							$res=IFORM_WRONG_TYPE;
  261. 					}
  262. 				}
  263. 			}
  264. 			return $res;
  265. 		}
  266.  
  267.  
  268. 		/**
  269. 		 * 
  270. 		 * @return String
  271. 		 * @param $elId Integer
  272. 		 */
  273. 		protected function _getEvents($elId){
  274. 			$result=null;
  275. 			if(array_search($elId,$this->_elems)!=-1){
  276. 				foreach($this->_elems[$elId]['on'] as $k=>$v)
  277. 				{
  278. 					$result.=' on'.$k.'="return '.$v.'();" ';
  279. 				}
  280. 			}else{
  281. 				$result=IFORM_NOT_EXISTS;
  282. 			}
  283. 			return $result;
  284. 		}
  285.  
  286. 		private function _prepareParams($data)
  287. 		{
  288. 			$res=null;
  289. 			if(is_array($data)){
  290. 				foreach($data as $k=>$v)
  291. 				{
  292. 					$res.=$k."="".$data.""";
  293. 				}	
  294. 			}
  295. 			return $res;
  296. 		}
  297.  
  298. 		/**
  299. 		 * 
  300. 		 * @return String
  301. 		 */
  302. 		public function render($output=true)
  303. 		{//<form action="%s" method="%s" encoding="%s" style="%s" %s>
  304. 		#print_rbr($this->_elems);
  305. 		#die_br($this->_fields);
  306. 			$this->_data=sprintf($this->_patterns['form'],$this->_form['action'],$this->_form['method'],$this->_form['encoding'],$this->_prepareParams($this->_form['params']));
  307. 			$this->_data.=sprintf($this->_patterns['mainContainer']);
  308. 			$this->_data.=($this->_form['legend'])?$this->_form['legend']:'';
  309. 			#die($this->_data);
  310. 			$this->_data.='<input type="hidden" name="genericDATA" id="fX'.md5(time()).'" value="'.time().'"/>';
  311. 			for($i=0;$i<count($this->_fields);$i++)
  312. 			{#die_r($this->_fields[$i]);
  313. 				switch($this->_fields[$i]['type'])
  314. 				{
  315.  
  316. 					case 'pair':
  317. 					//<div class="%s" id="%s"><span class="%s" style="%s">%s</span><span style="%s">%s(value)</span></div>'
  318. 						$this->_data.=sprintf(
  319. 											$this->_patterns['fieldpair'],
  320. 											$this->css['rowClass'],
  321. 											$this->_fields[$i]['params'],
  322. 											$this->_fields[$i]['id'],
  323. 											$this->css['pairFieldLabelClass'],
  324. 											$this->css['pairFieldLabelStyle'],
  325. 											$this->_fields[$i]['label'],
  326. 											$this->css['pairFieldValueClass'],
  327. 											($this->_fields[$i]['value']=='')?$this->_getChildsInputs($this->_fields[$i]['id']):$this->_fields[$i]['value']
  328. 											);
  329.  
  330. 						break;
  331. 					case 'single':
  332. 						break;
  333. 				}
  334. 			}
  335. 			$this->_data.=$this->_submit;
  336. 			$this->_data.=sprintf($this->_patterns['endContainer']);
  337. 			return ($output)?$this->_data:'';
  338. 		}
  339.  
  340. 		function getData()
  341. 		{
  342. 			return $this->_data;	
  343. 		}
  344.  
  345.    }
  346. ?>

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