This article mainly introduces thinkphp3.2's Controller Method for uploading images, and analyzes the file type judgment, file path and related attribute operation skills related to thinkPHP Image File Upload Based on the instance form, for more information about how to use thinkphp3.2 to upload images, see the following section. We will share this with you for your reference. The details are as follows:
Public function file () {$ baseUrl = str_replace ('\', '/', dirname ($ _ SERVER ['script _ name']); import ('org. net. uploadFile '); import ('org. util. services_JSON '); $ upload = new UploadFile (); $ upload-> maxSize = 3145728; $ upload-> allowExts = array ('jpg', 'gif', 'png ', 'jpeg '); $ upload-> savePath = '. /uploads/Images/'; $ info = $ upload-> uploadOne ($ _ FILES ['imgfile']); $ file_url = $ baseUrl. 'uploads/Images /'. $ Info ['0'] ['savename']; if ($ info) {header ('content-type: text/html; charset = UTF-8 '); $ json = new Services_JSON (); echo $ json-> encode (array ('error' => 0, 'url' => $ file_url); exit ;} else {$ this-> error ($ upload-> getErrorMsg () ;}} public function file_manager () {import ('org. util. services_JSON '); $ php_path = dirname (_ FILE __). '/'; $ php_url = dirname ($ _ SERVER ['php _ SELF ']). '/'; $ root_path = $ ph P_path. '. /uploads/Images/'; $ root_url = $ php_url. '. /uploads/Images/'; $ ext_arr = array ('gif', 'jpg', 'jpeg ', 'png', 'bmp '); $ dir_name = emptyempty ($ _ GET ['dir'])? '': Trim ($ _ GET ['dir']); if (! In_array ($ dir_name, array ('', 'image', 'flash', 'Media ', 'file') {echo" Invalid Directory name. "; exit;} if ($ dir_name! = '') {$ Root_path. = $ dir_name."/"; $ root_url. = $ dir_name."/"; if (! File_exists ($ root_path) {mkdir ($ root_path) ;}}// set the path and URL if (emptyempty ($ _ GET ['path']) based on the path parameter) {$ current_path = realpath ($ root_path ). '/'; $ current_url = $ root_url; $ current_dir_path = ''; $ moveup_dir_path ='';} else {$ current_path = realpath ($ root_path ). '/'. $ _ GET ['path']; $ current_url = $ root_url. $ _ GET ['path']; $ current_dir_path = $ _ GET ['path']; $ moveup_dir_path = preg_replace ('/( .*?) [^ \/] + \/$/',' $ 1', $ current_dir_path);} echo realpath ($ root_path); // sorting form, name or size or type $ order = emptyempty ($ _ GET ['order'])? 'Name': strtolower ($ _ GET ['order']); // not allowed .. move to the upper-level directory if (preg_match ('/\. \. /', $ current_path) {echo 'Access is not allowed. '; exit;} // The last character is not/if (! Preg_match ('/\/$/', $ current_path) {echo 'parameter is not valid. '; exit;} // The directory does not exist or is not the directory if (! File_exists ($ current_path) |! Is_dir ($ current_path) {echo 'Directory does not exist. '; exit;} // retrieve the file information through the directory $ file_list = array (); if ($ handle = opendir ($ current_path) {$ I = 0; while (false! ==( $ Filename = readdir ($ handle) {if ($ filename {0} = '. ') continue; $ file = $ current_path. $ filename; if (is_dir ($ file) {$ file_list [$ I] ['is _ dir'] = true; // whether the folder $ file_list [$ I] ['has _ file'] = (count (scandir ($ file)> 2 ); // whether the folder contains the file $ file_list [$ I] ['filesize'] = 0; // the file size $ file_list [$ I] ['is _ photo '] = false; // whether the image is $ file_list [$ I] ['filetype'] = ''; // file category, use the extension to determine} else {$ file_list [$ I] ['is _ dir'] = false; $ file_list [$ I] ['has _ file'] = false; $ file_list [$ I] ['filesize'] = filesize ($ file); $ file_list [$ I] ['dir _ path'] = ''; $ file_ext = strtolower (pathinfo ($ file, PATHINFO_EXTENSION); $ file_list [$ I] ['is _ photo'] = in_array ($ file_ext, $ ext_arr ); $ file_list [$ I] ['filetype'] = $ file_ext;} $ file_list [$ I] ['filename'] = $ filename; // file name, include the extension $ file_list [$ I] ['datetime'] = date ('Y-m-d H: I: s', filemtime ($ file )); // file last modification time $ I ++;} closedir ($ handle);} // sort usort ($ file_list, 'cmp _ func '); $ result = array (); // The upper-level directory relative to the root directory $ result ['moveup _ dir_path '] = $ moveup_dir_path; // relative to the current directory of the root directory $ result ['current _ dir_path '] = $ current_dir_path; // the URL of the current directory $ result ['current _ url'] = $ current_url; // number of files $ result ['total _ count'] = count ($ file_list); // array of file lists $ result ['file _ list'] = $ file_list; // output JSON string header ('content-type: application/json; charset = UTF-8 '); $ json = new Services_JSON (); echo $ json-> encode ($ result );}