php正则替换处理html页面的方法，php替换html页面本文实例讲述了php正则替换处理html页面的方法。分享给大家供大家参考。具体如下：
ci = &get_instance (); } /** * 替换 * @param string $content html内容 * @param string $relative 相对路径 * @param int $projectid 项目id * @moudle string $moudle 模板标识: udata,tdata,tresult,dresult */ public function my_replace($content,$relative,$projectid,$moudle) { $this->content = $content; $this->relative_dirname = $relative; $this->projectid = $projectid; if(in_array(strtolower($moudle),$this->moudle_array)) $this->moudle = $moudle; else exit; switch($this->moudle) { case 'udata': $this->ci->load->model('mupload_data','model'); break; case 'tdata': $this->ci->load->model('taskdata','model'); break; case 'tresult': $this->ci->load->model('taskresult','model'); break; case 'dresult': $this->ci->load->model('dmsresult','model'); break; default: break; } $pattern = '/]+?)/i'; $content = preg_replace_callback( $pattern, array($this, 'image_replace') , $content ); $pattern = '/]+?)/i'; $content = preg_replace_callback( $pattern, array($this, 'html_replace') , $content ); $pattern = '/]+?)/i'; $content = preg_replace_callback( $pattern, array($this, 'iframe_replace') , $content ); $pattern = '/]+?)/i'; $content = preg_replace_callback( $pattern, array($this, 'frame_replace'), $content ); $pattern = '/window.open([( ]+?)([\' ]+?)(.+?)([ )]+?)/i'; $content = preg_replace_callback( $pattern, array($this, 'js_replace'), $content ); $pattern = '/background(.+?)url([( ])([\' ]+?)(.+?)([ )+?])/i'; $content = preg_replace_callback( $pattern, array($this, 'css_replace'), $content); return $content; } private function image_replace($matches) { if(count($matches) relative_dirname; for($i=0; $ici->model->get_id_by_path_and_project($relativepath,$this->projectid); //输出 if( !empty($image_id) ) { if($this->moudle == 'dresult') { return ci->config->item(base_url).cdms/.$this->moudle./readpic/$image_id?pid=.$this->projectid .$matches[2]. $matches[4]; } else { return ci->config->item(base_url).cdms/.$this->moudle./picfile/$image_id?pid=.$this->projectid .$matches[2]. $matches[4]; } } else { return 0) $matches[3] = substr($matches[3],0,strrpos($matches[3],'#')); //获取html的id $parent_dir_num = substr_count( $matches[3], '../'); $relative_dirname = $this->relative_dirname; for($i=0; $ici->model->get_id_by_path_and_project($relativepath,$this->projectid); //输出 if( !empty($txtfile_id ) ) { if($this->moudle == 'dresult') { return ci->config->item(base_url).cdms/.$this->moudle./readfile/$txtfile_id?pid=.$this->projectid .$matches[2].$matches[4]; } else { return ci->config->item(base_url).cdms/.$this->moudle./txtfile/$txtfile_id?pid=.$this->projectid .$matches[2].$matches[4]; } } else { return relative_dirname; for($i=0; $ici->model->get_id_by_path_and_project($relativepath,$this->projectid); //输出 if( !empty($txtfile_id ) ) { if($this->moudle == 'dresult') { return ci->config->item(base_url).cdms/.$this->moudle./readfile/$txtfile_id?pid=.$this->projectid .$matches[2].$matches[4]; } else { return ci->config->item(base_url).cdms/.$this->moudle./txtfile/$txtfile_id?pid=.$this->projectid .$matches[2].$matches[4]; } } else { return relative_dirname; for($i=0; $ici->model->get_id_by_path_and_project($relativepath,$this->projectid); //输出 if( !empty($txtfile_id ) ) { if($this->moudle == 'dresult') { return ci->config->item(base_url).cdms/.$this->moudle./readfile/$txtfile_id?pid=.$this->projectid.$matches[2].$matches[4]; } else { return ci->config->item(base_url).cdms/.$this->moudle./txtfile/$txtfile_id?pid=.$this->projectid.$matches[2].$matches[4]; } } else { return model->get_id_by_path_and_project($relativepath,$this->projectid); //输出 if( !empty($txtfile_id ) ) { if($this->moudle == 'dresult') { return window.open.$matches[1].$matches[2].$this->ci->config->item(base_url).cdms/.$this->moudle./readfile/$txtfile_id?pid=.$this->projectid.$matches[2].','.$other.$matches[4]; } else { 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.$matches[4]; } } else { return window.open.$matches[1].$matches[2].$matches[3].$matches[4]; } } private function css_replace( $matches ) { if(count($matches) relative_dirname; for($i=0; $ici->model->get_id_by_path_and_project($relativepath,$this->projectid); //输出 if( !empty($image_id) ) { if($this->moudle == 'dresult') { return background.$matches[1].url.$matches[2].$matches[3].$this->ci->config->item(base_url).cdms/.$this->moudle./readpic/$image_id?pid=.$this->projectid .$matches[3]. $matches[5]; } else { return background.$matches[1].url.$matches[2].$matches[3].$this->ci->config->item(base_url).cdms/.$this->moudle./picfile/$image_id?pid=.$this->projectid .$matches[3]. $matches[5]; } } else { return background.$matches[1].url.$matches[2].$matches[3].$matches[4].$matches[3].$matches[5]; } } }/* end of myreplace.php *//* location: /application/libraries/myreplace.php */
希望本文所述对大家的php程序设计有所帮助。
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