<小田吃饺子> PHP：图片上传

<?phpclass TL_Update_File{ ???private $file = null;//接受图片名称 ???private $files = [];//图片属性 ???public $size = null;//上传文件大小限制 ???public $save_path = null;//保存路径 ???public $mime = null;//文件上传支持类型 ???private $error = null;//图片不符合要求者 ???//接受图片 ???function __construct($file=null){ ???????$this->save_path = str_replace("\\","/",dirname(__FILE__))."/"; ???????$this->file = $file; ???????if($file){ ???????????$this->files = $_FILES[$file]; ???????}else{ ???????????$this->files = $_FILES; ???????} ???} ???//一系列属性向 ???private function attribute(){ ???????if($this->file){ ???????????$this->empty_ture(); ???????}else{ ???????????$this->empty_false(); ???????} ???????if($this->size){ ???????????if($this->file){ ???????????????$this->Size_ture(); ???????????}else{ ???????????????$this->Size_false(); ???????????} ???????} ???????if($this->mime){ ???????????if($this->file){ ???????????????$this->mime_ture(); ???????????}else{ ???????????????$this->mime_false(); ???????????} ???????} ???} ???//判断图片是否为空 ???function empty_false(){ ???????foreach ($this->files as $key => $value){ ???????????if($this->files[$key][‘error‘]){ ???????????????$this->error[$key] = $value; ???????????????$this->error[$key][‘tl_error‘] = "改图片为空"; ???????????????unset($this->files[$key]); ???????????}else{ ???????????????$this->files[$key][‘mime‘] = substr($value[‘name‘], strrpos($value[‘name‘], ".")+1); ???????????} ???????} ???} ???//判断图片是否为空 ???function empty_ture(){ ???????if($this->files[‘error‘]) { ???????????$this->error[$this->file] = $this->files; ???????????$this->error[$this->file][‘tl_error‘] = "改图片为空"; ???????????$this->files=[]; ???????}else{ ???????????$this->files[‘mime‘] = substr($this->files[‘name‘], strrpos($this->files[‘name‘], ".") + 1); ???????} ???} ???//文件后缀名是否受限制 ???function mime_ture(){ ???????if($this->files){ ???????????if(!in_array($this->files[‘mime‘],$this->mime)){ ???????????????$this->error[$this->file] = $this->files; ???????????????$this->error[$this->file][‘tl_error‘] = "不支持改后缀名"; ???????????????$this->files=[]; ???????????} ???????} ???} ???//文件后缀名是否受限制 ???function mime_false(){ ???????foreach ($this->files as $key => $value){ ???????????if(!in_array($this->files[$key][‘mime‘],$this->mime)){ ???????????????$this->error[$key] = $value; ???????????????$this->error[$key][‘tl_error‘] = "不支持改后缀名"; ???????????????unset($this->files[$key]); ???????????} ???????} ???} ???//文件大小是否受限制 ???function Size_ture(){ ???????if($this->files[‘size‘] > $this->size){ ???????????$this->error[$this->file] = $this->files; ???????????$this->error[$this->file] = $this->files; ???????????$this->error[$this->file][‘tl_error‘] = "文件过大"; ???????????$this->files=[]; ???????} ???} ???//文件大小是否受限制 ???function Size_false(){ ???????foreach ($this->files as $key => $value){ ???????????if($this->files[$key][‘size‘] > $this->size){ ???????????????$this->error[$key] = $value; ???????????????$this->error[$key][‘tl_error‘] = "文件过大"; ???????????????unset($this->files[$key]); ???????????} ???????} ???} ???//保存图片 ???function save_file(){ ???????if($this->files){ ???????????$file_path_dir = date(‘Ym‘,time()) ."/"; ???????????$file_name = time() . rand(00000,99999) . "." . $this->files["mime"]; ???????????$this->is_dir_on_off($this->save_path . date(‘Ym‘,time()) ."/"); ???????????if($this->file){ ???????????????$this->save_file_ture($file_path_dir,$file_name); ???????????}else{ ???????????????$this->save_file_false($file_path_dir,$file_name); ???????????} ???????} ???} ???//保存图片 ???function save_file_ture($file_path_dir,$file_name){ ???????move_uploaded_file($this->files["tmp_name"] , $this->save_path . $file_path_dir . $file_name); ???} ???//保存图片 ???function save_file_false($file_path_dir,$file_name){ ???????foreach ($this->files as $key => $value){ ???????????move_uploaded_file($this->files[$key]["tmp_name"] , $this->save_path . $file_path_dir . $file_name); ???????} ???} ???//创建目录 ???function is_dir_on_off($file_path){ ???????if(!is_dir($file_path)){ ???????????mkdir($file_path,0777); ???????} ???} ???//保存文件 ???function move(){ ???????$this->attribute(); ???????$this->save_file(); ???}}