CodeigniterPHP multi-image upload-PHP source code

CodeigniterPHP multi-image Upload Codeigniter PHP multi-image Upload

1. HTML
    
    

 
2. CSS/** multi-image display area **/. case_list {margin: 15px 20px; _ margin: 15px ;}. case_list ul {background: # fff; width: Pixel px; height: 170px; float: left; padding: 10px; margin: 12px; border: 1px solid # dddddddd ;}. case_list li {color: # f55205; font-size: 12px; font-weight: bold ;}. case_list li. t {background: url (.. /images/t.jpg) left center no-repeat; padding: 5px; padding-left: 10px ;}. case_list li a {color: # f55205; line-height: 16px ;}. case_list. Li img {width: Pixel px; height: 135px;} 3. common. php control class // jump to the upload page public function show_mul_img () {$ datas ["imgName"] = ""; $ this-> _ img_mul_view ($ datas );} function _ img_mul_view ($ datas = array () {$ this-> load-> view ("comm_page/mul_upImg", $ datas);} // multi-image upload, save the public function do_mulupImg () {$ datas ["img_lst"] = $ this-> mytool-> update_mul_obj (mymsg: DIR_MULIMG ); $ this-> _ img_mul_view ($ datas);} 4. mytool. php tool // 2012-9-6, trigger function update_mul_obj ($ filename, $ name = "userfile") {$ CI = & get_instance (); $ CI-> load-> library ('upload'); return $ CI-> upload-> do_mul_upload ($ filename, $ name );} # Here I have extended the upload method provided by CI, and implemented a multi-image upload job. 5. MY_upload.php extension to implement the upload class MY_Upload extends CI_Upload {public function _ construct () {parent ::__ construct ();} function do_mul_upload ($ filename, $ field = 'userfile') {$ CI = & get_ I Nstance (); $ count = count ($ _ FILES ["$ field"] ["name"]); // the default name of the page $ this-> upload_path = $ CI-> mytool-> get_obj_path ($ filename ); // saved path $ this-> set_allowed_types ("gif | jpg | png "); // supported Image formats $ bh = $ CI-> session-> userdata ("bh"); // The current user logged on $ file_arr = array (); for ($ I = 0; $ I <$ count; $ I ++) {// Give it a name not likely to already exist! $ Pseudo _ field_name = '_ psuedo _'. $ field. '_'. $ I; $ _ FILES [$ pseudo _ field_name] = array ('name' => $ _ FILES [$ field] ['name'] [$ I], 'size' => $ _ FILES [$ field] ['size'] [$ I], 'type' => $ _ FILES [$ field] ['type'] [$ I], 'tmp _ name' => $ _ FILES [$ field] ['tmp _ name'] [$ I], 'Error' => $ _ FILES [$ field] ['error'] [$ I]); if ($ CI-> upload-> do_upload ($ pseudo _ field_name )) {// the default name is userfile $ data = $ CI-> upload-> data (); $ in_data = array (); $ in_data ["name"] = $ data ['File _ name']; // file name $ in_data ["path"] = "$ filename/$ bh "; // Save the path $ file_arr [] = $ in_data ;}}return $ file_arr ;}6. Upload The mul_upImg.php file.