public function setavatar()
 {
     $upload = new \Core\UploadImage();
     if ($filedata = $upload->saveImage()) {
         $filedata['uid'] = $this->uid;
         $filedata['username'] = $this->username;
         $filedata['uptime'] = time();
         $filedata['photoid'] = $this->t('photo')->insert($filedata, true);
         //裁剪图片
         $sourceImg = C('ATTACHDIR') . $filedata['attachment'];
         $avatardir = C('AVATARDIR') . $this->uid;
         $avatarsmall = $this->uid . '_avatar_small.jpg';
         $avatarmiddle = $this->uid . '_avatar_middle.jpg';
         $avatarbig = $this->uid . '_avatar_big.jpg';
         @mkdir($avatardir, 0777, true);
         $image = new Image($sourceImg);
         if ($image->width() > $image->height()) {
             $w = $image->height();
             $x = ($image->width() - $image->height()) / 2;
             $y = 0;
         } else {
             $w = $image->width();
             $x = 0;
             $y = ($image->height() - $image->width()) / 2;
         }
         $image->crop($w, $w, $x, $y, 150, 150);
         $image->save($avatardir . '/' . $avatarbig);
         $image = new Image($sourceImg);
         $image->crop($w, $w, $x, $y, 50, 50);
         $image->save($avatardir . '/' . $avatarmiddle);
         $image = new Image($sourceImg);
         $image->crop($w, $w, $x, $y, 30, 30);
         $image->save($avatardir . '/' . $avatarsmall);
         $this->t('member')->where(array('uid' => $this->uid))->update(array('avatarstatus' => 1));
         $this->showAppData(array('url' => image($filedata['attachment'])));
     } else {
         $this->showAppError(-1, 'upload error', array('errno' => $upload->error));
     }
 }
 public function snap()
 {
     $filename = md5(time() . rand(100, 999)) . '.jpg';
     $filepath = date('Y') . '/' . date('m') . '/' . $filename;
     $attachment = 'photo/' . $filepath;
     $thumb = 'thumb/' . $filename;
     @mkdir(dirname(C('ATTACHDIR') . $attachment), 0777, true);
     $content = file_put_contents(C('ATTACHDIR') . $attachment, file_get_contents('php://input'));
     if (!$content) {
         $this->showAjaxError(-1, "ERROR: Failed to write data to {$filepath}, check permissions");
     } else {
         $image = new Image(C('ATTACHDIR') . $attachment);
         $photo = array('uid' => $this->uid, 'name' => $filename . '.jpg', 'attachment' => $attachment, 'thumb' => $thumb, 'width' => $image->width(), 'height' => $image->height(), 'type' => $image->type(), 'filesize' => filesize($savepath), 'uptime' => time());
         $image->thumb(210, 210);
         $image->save(C('ATTACHDIR') . $thumb);
         $this->t('photo')->insert($photo, true);
         $this->showAjaxReturn(array('url' => C('ATTACHURL') . $attachment, 'attachment' => $attachment));
     }
 }