Multifile upload-PHP source code

Upload php code to multiple files

 'File Upload failed, no error occurred, file upload succeeded ', 1 =>' file Upload failed, the uploaded file exceeds php. value restricted by the upload_max_filesize option in ini ', 2 =>' file Upload failed. The size of the uploaded file exceeds the value specified by the MAX_FILE_SIZE option in the HTML form ', 3 => 'File Upload failed, only part of the file was upload', 4 => 'File Upload failed, no file was upload', 5 => 'file Upload failed, ', 6 => 'file Upload failed. the temporary folder cannot be found. PHP 4.3.10 and PHP 5.0.3 import ', 7 =>' file Upload failed, file write failed. PHP 5.1.0 introduces ', 8 =>' file Upload failed, the NAME of the form field is not received ', 9 => 'File Upload failed, error unknown '); public static function upload ($ name) {// checks whether the NAME if (! Isset ($ _ FILES [$ name]) {self: $ wrong [] = 8; return false ;} // The 3-dimensional array is simplified to a 2-dimensional array $ files = array_shift ($ _ FILES); // Get the suffix $ files = self: get_Ext ($ files ); // number of file processing times $ n = count ($ files ['name']); for ($ I = 0; $ I <$ n; $ I ++) {// check whether the current file has an error message. if yes, skip the current file and process the next file if ($ files ['error'] [$ I]! = 0) {self ::$ wrong [$ I + 1] = $ files ['error'] [$ I]; continue;} // view the suffix of the current file, allow or not. if not, skip the current file if (! In_array ($ files ['name'] [$ I], self ::$ allowExt) {self ::$ wrong [$ I + 1] = 5; continue ;} // path $ dir = self: time_Dir (); // file name $ name = self: rand_Name (); // suffix $ ext = $ files ['name'] [$ I]; // file location $ path = $ dir. $ name. $ ext; // Move the temporary file. if it fails, skip the current file if (! Move_uploaded_file ($ files ['tmp _ name'] [$ I], $ path) {self ::$ wrong [$ I] = 9; continue ;} // storage path self: $ path [$ I + 1] = strtr ($ path, array (ROOT => '');} return self: $ path ;} // method for obtaining the suffix protected static function get_Ext ($ arr) {if (! Is_array ($ arr) |! Isset ($ arr ['name']) {return false;} foreach ($ arr ['name'] as $ k => $ v) {$ arr ['name'] [$ k] = strtolower (strrchr ($ v ,'. ');} return $ arr;} // Generate the path protected static function time_Dir () {$ dir = ROOT. 'data/images /'. date ('Y/m/d/', time (); if (! Is_dir ($ dir) {mkdir ($ dir, 0777, true);} return $ dir;} // Generate a random file name protected static function rand_Name () {$ str = str_shuffle ('1234567890qwertyuiopasdfghjklzxcvbnm '); $ str = substr ($ str,); return $ str ;}// error interface public static function errors () {foreach (self ::$ wrong as $ k =>$ v) {self ::$ wrong [$ k] = 'Di '. $ k. 'tags '. self: $ error [$ k];} return self: $ wrong ;}}