HTML preview regular replacement

HTML preview regular replacement

	/**
 * HTML replacement processing class, consider the following replacements
 * 1. img src: '/]+? )/i'
 * 2. a href : '/]+?)/i'
 * 3. ifram.src : '/]+?)/i'<li> * 4. frame src : '/]+?)/i'</li>
<li> * 5. js : '/window.open([( ]+?)( ['" ]+?)(.+?)([ )+?])/i'</li>
<li> * 6. css : '/background(.+?)url([( ])(['" ]+?) (.+?)([ )+?])/i'</li>
<li>*/</li>
<li>	class Myreplace {</li>
<li>		private $moudle_array = array('udata','tdata','tresult','dresult');</li>
<li>		private $content;</li>
<li>		private $relative_dirname;</li>
<li>		private $projectid;</li>
<li>		private $moudle;</li>
<li>		function __construct() {</li>
<li>			$this->CI = &get_instance ();</li>
<li>		}</li>
<li>		</li>
<li>		/**</li>
<li> * Replacement</li>
<li> * @param string $content HTML content</li>
<li> * @param string $relative relative path</li>
<li> * @param int $projectid project id</li>
<li> * @moudle string $moudle template identifier: udata,tdata,tresult,dresult</li>
<li>*/</li>
<li>		public function my_replace($content,$relative,$projectid,$moudle) {</li>
<li>			$this->content = $content;</li>
<li>			$this->relative_dirname = $relative;</li>
<li>			$this->projectid = $projectid;</li>
<li>			if(in_array(strtolower($moudle),$this->moudle_array))</li>
<li>				$this->moudle = $moudle;</li>
<li>			else exit;</li>
<li>			switch($this->moudle) {</li>
<li>				case 'udata':</li>
<li>					$this->CI->load->model('mupload_data','model');</li>
<li>					break;</li>
<li>				case 'tdata':</li>
<li>					$this->CI->load->model('taskdata','model');</li>
<li>					break;</li>
<li>				case 'tresult':</li>
<li>					$this->CI->load->model('taskresult','model');</li>
<li>					break;</li>
<li>				case 'dresult':</li>
<li>					$this->CI->load->model('dmsresult','model');</li>
<li>					break;</li>
<li>				default:</li>
<li>					break;</li>
<li>			}</li>
<li>				</li>
<li>			$pattern = '/<img  src="/static/imghwm/default1.png" data-src=".$matches[2].$this->CI->config->item(" class="lazy" alt="HTML preview regular replacement" >]+?)/i';</li>
<li>			$content = preg_replace_callback( $pattern, array($this, 'image_replace') , $content );</li>
<li>			$pattern = '/<a>]+?)/i';<li>			$content = preg_replace_callback( $pattern, array($this, 'html_replace') , $content );</li>
<li>			$pattern = '/<iframe>]+?)/i';<li>			$content = preg_replace_callback( $pattern, array($this, 'iframe_replace') , $content );</li>
<li>			$pattern = '/<frame>]+?)/i'; </li>
<li>			$content = preg_replace_callback( $pattern, array($this, 'frame_replace'), $content );</li>
<li>			$pattern = '/window.open([( ]+?)(['" ]+?)(.+?)([ )]+?)/i';</li>
<li>			$content = preg_replace_callback( $pattern, array($this, 'js_replace'), $content );</li>
<li>			$pattern = '/background(.+?)url([( ])(['" ]+?)(.+?)([ )+?])/i';</li>
<li>			$content = preg_replace_callback( $pattern, array($this, 'css_replace'), $content);</li>
<li>			return $content;</li>
<li>		}</li>
<li>				</li>
<li>		private function image_replace($matches) {</li>
<li>			if(count($matches) 			if( empty($matches[3]) ) return '';</li>
<li>			$matches[3] = rtrim($matches[3],''"/');</li>
<li>			//获取图片的id</li>
<li>			$parent_dir_num = substr_count( $matches[3], '../');</li>
<li>			$relative_dirname = $this->relative_dirname;</li>
<li>			for($i=0; $i				$relative_dirname = substr( $relative_dirname, 0, strrpos($relative_dirname,"/") );</li>
<li>			}</li>
<li>			$relativepath = rtrim($relative_dirname,'/') . '/'.ltrim($matches[3],'./');</li>
<li>			$image_id = $this->CI->model->get_id_by_path_and_project($relativepath,$this->projectid);</li>
<li>			//输出</li>
<li>			if( !empty($image_id) ) {</li>
<li>				if($this->moudle == 'dresult') {</li>
<li>					return "<img  src="/static/imghwm/default1.png" data-src=".$matches[2].$this->CI->config->item(" class="lazy" alt="HTML preview regular replacement" >moudle."/readpic/$image_id?pid=".$this->projectid .$matches[2]. $matches[4];</li>
<li>				} else {</li>
<li>					return "<img  src="/static/imghwm/default1.png" data-src=".$matches[2].$this->CI->config->item(" class="lazy" alt="HTML preview regular replacement" >moudle."/picfile/$image_id?pid=".$this->projectid .$matches[2]. $matches[4];</li>
<li>				}</li>
<li>			} else {</li>
<li>				return "<img  src="/static/imghwm/default1.png" data-src=".$matches[2].$this->CI->config->item(" class="lazy" alt="HTML preview regular replacement" > if( empty($matches[3]) ) return '';</li>
<li> //If href link ( If $matches[3]) starts with http or www or mailto, it will not be processed</li>
<li> //if(preg_match('/^[http|www|mailto](.+?)/i',$matches[3]) ) </li>
<li> // return "<a> $matches[3] = rtrim($ matches[3],''"/');<li> //Process anchor point</li>
<li> if(substr_count($matches[3],'#')>0) </li>
<li> $matches[3] = substr($matches[3 ],0,strrpos($matches[3],'#')); </li>
<li> //Get the id of html</li>
<li> $parent_dir_num = substr_count( $matches[3], '../');</li>
<li> $relative_dirname = $this ->relative_dirname;</li>
<li> for($i=0; $i $relative_dirname = substr( $relative_dirname, 0, strrpos($relative_dirname,"/") );</li>
<li> }</li>
<li> $relativepath = rtrim($relative_dirname,'/') . '/'.ltrim($matches[3],'./');</li>
<li> $txtfile_id = $this->CI->model->get_id_by_path_and_project($relativepath ,$this->projectid);</li>
<li> //Output</li>
<li> if( !empty($txtfile_id ) ) {</li>
<li> if($this->moudle == 'dresult') {</li>
<li> return "<a>CI->config->item("base_url")."cdms/".$this->moudle."/readfile /$txtfile_id?pid=".$this->projectid .$matches[2].$matches[4];<li> } else {</li>
<li> return "<a>CI->config->item("base_url")."cdms/".$this->moudle."/txtfile/$txtfile_id?pid=".$ this->projectid .$matches[2].$matches[4];<li> }</li>
<li> } else {</li>
<li> return "<a matches> }<li> }</li>
<li> </li>
<li> private function iframe_replace( $matches ) {</li>
<li> if(count($matches)  if( empty($matches[3]) ) return '';</li>
<li> $matches[3] = rtrim($matches[3],''"/');</li>
<li> </li>
<li> //Process anchor point</li>
<li> if(substr_count($matches[ 3],'#')>0) </li>
<li> $matches[3] = substr($matches[3],0,strrpos($matches[3],'#'));</li>
<li> //Get the id of html</li>
<li> $parent_dir_num = substr_count( $matches[3], '../');</li>
<li> $relative_dirname = $this->relative_dirname;</li>
<li> for($i=0; $i $relative_dirname = substr( $relative_dirname, 0, strrpos($relative_dirname,"/") );</li>
<li> }</li>
<li> $relativepath = rtrim($relative_dirname,'/') . '/'.ltrim($matches[3],'./ ');</li>
<li> $txtfile_id = $this->CI->model->get_id_by_path_and_project($relativepath,$this->projectid);</li>
<li> //Output</li>
<li> if( !empty($txtfile_id ) ) {</li>
<li> if ($this->moudle == 'dresult') { </li>
<li> return "<iframe>moudle."/readfile/$txtfile_id?pid=".$this->projectid .$matches[2].$matches[4] ;<li> } else {</li>
<li> return "<iframe>moudle."/txtfile/$txtfile_id?pid=".$this->projectid .$matches[2].$matches[4];<li> }</li>
<li> } else {</li>
<li> return "<iframe> }<li> }</li>
<li> </li>
<li> private function frame_replace ( $matches ) { </li>
<li> if(count($matches)  if( empty($matches[3]) ) return '';</li>
<li> $matches[3] = rtrim($matches[3 ],''"/');</li>
<li> //Process anchor point</li>
<li> if(substr_count($matches[3],'#')>0) </li>
<li> $matches[3] = substr($matches[3],0 ,strrpos($matches[3],'#'));</li>
<li> //Get the id of html</li>
<li> $parent_dir_num = substr_count( $matches[3], '../');</li>
<li> $relative_dirname = $this-> relative_dirname;</li>
<li> for($i=0; $i $relative_dirname = substr( $relative_dirname, 0, strrpos($relative_dirname,"/") );</li>
<li> }</li>
<li> $relativepath = rtrim( $relative_dirname,'/') . '/'.ltrim($matches[3],'./');</li>
<li> $txtfile_id = $this->CI->model->get_id_by_path_and_project($relativepath,$this ->projectid);</li>
<li> //Output</li>
<li> if( !empty($txtfile_id ) ) {</li>
<li> if($this->moudle == 'dresult') { </li>
<li> return "<frame .>CI->config->item("base_url")."cdms/".$this->moudle."/readfile/$txtfile_id ?pid=".$this->projectid.$matches[2].$matches[4];</li>
<li> }else {</li>
<li>					return "<frame>CI->config->item("base_url")."cdms/".$this->moudle."/txtfile/$txtfile_id?pid=".$this->projectid.$matches[2].$matches[4];</li>
<li>				}</li>
<li>			} else {</li>
<li>				return "<frame>			}</li>
<li>		}</li>
<li>		</li>
<li>		private function js_replace( $matches ){</li>
<li>			if(count($matches) 			if( empty($matches[3]) ) return '';</li>
<li>			//处理链接</li>
<li>			$arr_html = split(',',$matches[3]);</li>
<li>			$href = $arr_html[0];</li>
<li>			$other = '';</li>
<li>			for($i=0; $i<count>				$other = $arr_html[$i].", ";<li>			$other = rtrim($other,", ");</li>
<li>			$href =rtrim($href,''"');</li>
<li>			//处理锚点</li>
<li>			if(substr_count($href,'#')>0) </li>
<li>				return "window.open".$matches[1].$matches[2].$matches[3].$matches[4];;</li>
<li>			//获取html的id</li>
<li>			$parent_dir_num = substr_count( $href, '../');</li>
<li>			$relative_dirname = $this->relative_dirname;</li>
<li>			for($i=0; $i				$relative_dirname = substr( $relative_dirname, 0, strrpos($relative_dirname,"/") );</li>
<li>			}</li>
<li>			$relativepath = rtrim($relative_dirname,'/') . '/'.ltrim($href,'./');</li>
<li>			$txtfile_id = $this->CI->model->get_id_by_path_and_project($relativepath,$this->projectid);</li>
<li>			//输出</li>
<li>			if( !empty($txtfile_id ) ) {</li>
<li>				if($this->moudle == 'dresult') {	</li>
<li>					return "window.open".$matches[1].$matches[2].$this->CI->config->item("base_url")."cdms/".$this->moudle."/readfile/$txtfile_id?pid=".$this->projectid.$matches[2].','.$other.$matches[4];</li>
<li>				} else {</li>
<li>					return "window.open".$matches[1].$matches[2].$this->CI->config->item("base_url")."cdms/".$this->moudle."/txtfile/$txtfile_id?pid=".$this->projectid.$matches[2].','.$other.$matches[4];</li>
<li>				}</li>
<li>			} else {</li>
<li>				return "window.open".$matches[1].$matches[2].$matches[3].$matches[4];</li>
<li>			}</li>
<li>		}</li>
<li>		</li>
<li>		private function css_replace( $matches ) {</li>
<li>			if(count($matches) 			if( empty($matches[4]) ) return '';</li>
<li>			</li>
<li>			$matches[4] = rtrim($matches[4],''"/');</li>
<li>			//获取图片的id</li>
<li>			$parent_dir_num = substr_count( $matches[4], '../');</li>
<li>			$relative_dirname = $this->relative_dirname;</li>
<li>			for($i=0; $i				$relative_dirname = substr( $relative_dirname, 0, strrpos($relative_dirname,"/") );</li>
<li>			}</li>
<li>			$relativepath = rtrim($relative_dirname,'/') . '/'.ltrim($matches[4],'./');</li>
<li>			$image_id = $this->CI->model->get_id_by_path_and_project($relativepath,$this->projectid);</li>
<li>			//输出</li>
<li>			if( !empty($image_id) ) {</li>
<li>				if($this->moudle == 'dresult') {</li>
<li>					return "background".$matches[1]."url".$matches[2].$matches[3].$this->CI->config->item("base_url")."cdms/".$this->moudle."/readpic/$image_id?pid=".$this->projectid .$matches[3]. $matches[5];</li>
<li>				} else {</li>
<li>					return "background".$matches[1]."url".$matches[2].$matches[3].$this->CI->config->item("base_url")."cdms/".$this->moudle."/picfile/$image_id?pid=".$this->projectid .$matches[3]. $matches[5];</li>
<li>				}</li>
<li>			} else {</li>
<li>				return "background".$matches[1]."url".$matches[2].$matches[3].$matches[4].$matches[3].$matches[5];</li>
<li>			}</li>
<li>		}</li>
<li>	}</li>
<li>
<li>/* End of Myreplace.php */</li>
<li>/* Location: /application/libraries/Myreplace.php */</li></count>
</li>