public function UploadCatch::doUpload in UEditor - 百度编辑器 8

Overrides Upload::doUpload

File

src/Uploader/UploadCatch.php, line 14

Class

UploadCatch

Class UploadCatch 图片远程抓取

Namespace

Drupal\ueditor\Uploader

Code

public function doUpload() {
  $imgUrl = strtolower(str_replace("&", "&", $this->config['imgUrl']));

  //http开头验证
  if (strpos($imgUrl, "http") !== 0) {
    $this->stateInfo = $this
      ->getStateInfo("ERROR_HTTP_LINK");
    return;
  }

  //获取请求头并检测死链
  $heads = get_headers($imgUrl);
  if (!(stristr($heads[0], "200") && stristr($heads[0], "OK"))) {
    $this->stateInfo = $this
      ->getStateInfo("ERROR_DEAD_LINK");
    return;
  }

  //格式验证(扩展名验证和Content-Type验证)
  $fileType = strtolower(strrchr($imgUrl, '.'));
  list($fileType, $vars) = explode('?', $fileType);
  if (!in_array($fileType, $this->config['allowFiles']) || stristr($heads['Content-Type'], "image")) {
    $this->stateInfo = $this
      ->getStateInfo("ERROR_HTTP_CONTENTTYPE");
    return;
  }

  //打开输出缓冲区并获取远程图片
  ob_start();
  $context = stream_context_create(array(
    'http' => array(
      'follow_location' => false,
    ),
  ));
  readfile($imgUrl, false, $context);
  $img = ob_get_contents();
  ob_end_clean();
  preg_match("/[\\/]([^\\/]*)[\\.]?[^\\.\\/]*\$/", $imgUrl, $m);
  $this->oriName = $m ? $m[1] : "";
  $this->fileSize = strlen($img);
  $this->fileType = $this
    ->getFileExt();
  $this->fullName = $this
    ->getFullName();
  $this->savePath = ueditor_get_savepath($this->fullName);
  $this->filePath = $this
    ->getFilePath();
  $this->fileName = $this
    ->getFileName();
  $dirname = dirname($this->filePath);

  //检查文件大小是否超出限制
  if (!$this
    ->checkSize($this->config['type'])) {
    $this->stateInfo = $this
      ->getStateInfo("ERROR_SIZE_EXCEED");
    return;
  }

  //创建目录失败
  if (!file_exists($dirname) && !mkdir($dirname, 0777, true)) {
    $this->stateInfo = $this
      ->getStateInfo("ERROR_CREATE_DIR");
    return;
  }
  else {
    if (!is_writeable($dirname)) {
      $this->stateInfo = $this
        ->getStateInfo("ERROR_DIR_NOT_WRITEABLE");
      return;
    }
  }
  $filedata = $this
    ->savefileToDrupal($img, $this->savePath);

  //移动文件
  if ($filedata) {

    //移动成功
    $success = FALSE;
    $use_watermark = $this->global_settings['ueditor_watermark'];
    if ($use_watermark && $this->config['type'] == 'image') {
      $success = $this
        ->addWatermark($this->filePath);
    }
    else {
      $success = TRUE;
    }
    if ($success === TRUE) {
      $this->stateInfo = $this->stateMap[0];
    }
    else {
      $this->stateInfo = $this
        ->getStateInfo($success);
    }
  }
  else {

    //移动失败
    $this->stateInfo = $this
      ->getStateInfo("ERROR_WRITE_CONTENT");
  }
}