PHP curl::download方法代码示例

 public function get_file($url, $file = '')
 {
     global $CFG;
     //$CFG->repository_no_delete = true;
     $path = $this->prepare_file($file);
     $fp = fopen($path, 'w');
     $c = new curl();
     $c->download(array(array('url' => $url, 'file' => $fp)));
     return $path;
 }

 /**
  * Download a file from alfresco
  *
  * @param string $uuid a unique id of directory in alfresco
  * @param string $path path to a directory
  * @return array
  */
 public function get_file($uuid, $file = '') {
     $node = $this->user_session->getNode($this->store, $uuid);
     $url = $this->get_url($node);
     $path = $this->prepare_file($file);
     $fp = fopen($path, 'w');
     $c = new curl;
     $c->download(array(array('url'=>$url, 'file'=>$fp)));
     fclose($fp);
     return array('path'=>$path, 'url'=>$url);
 }

 /**
  * Static method to create cache from url
  *
  * @param mixed $ref file reference
  * @param string $url file url
  * @param array $options options
  * @return string cached file path
  */
 public static function create_from_url($ref, $url, $options = array())
 {
     $instance = self::get_instance($options);
     $cachedfilepath = $instance->generate_filepath($ref);
     $fp = fopen($cachedfilepath, 'w');
     $curl = new curl();
     $curl->download(array(array('url' => $url, 'file' => $fp)));
     // Must close file handler.
     fclose($fp);
     return $cachedfilepath;
 }

 /**
  *
  * @global object $CFG
  * @param string $photo_id
  * @param string $file
  * @return string
  */
 public function get_file($photo_id, $file = '')
 {
     global $CFG;
     $info = $this->flickr->photos_getInfo($photo_id);
     if ($info['owner']['realname']) {
         $author = $info['owner']['realname'];
     } else {
         $author = $info['owner']['username'];
     }
     $copyright = get_string('author', 'repository') . ': ' . $author;
     $result = $this->flickr->photos_getSizes($photo_id);
     // download link
     $source = '';
     // flickr photo page
     $url = '';
     if (!empty($result[4])) {
         $source = $result[4]['source'];
         $url = $result[4]['url'];
     } elseif (!empty($result[3])) {
         $source = $result[3]['source'];
         $url = $result[3]['url'];
     } elseif (!empty($result[2])) {
         $source = $result[2]['source'];
         $url = $result[2]['url'];
     }
     $path = $this->prepare_file($file);
     $fp = fopen($path, 'w');
     $c = new curl();
     $c->download(array(array('url' => $source, 'file' => $fp)));
     // must close file handler, otherwise gd lib will fail to process it
     fclose($fp);
     if (!empty($this->usewatermarks)) {
         $img = new moodle_image($path);
         $img->watermark($copyright, array(10, 10), array('ttf' => true, 'fontsize' => 12))->saveas($path);
     }
     return array('path' => $path, 'url' => $url, 'author' => $info['owner']['realname'], 'license' => $this->license4moodle($info['license']));
 }

 /**
  * Download a file, this function can be overridden by subclass. {@link curl}
  *
  * @param string $url the url of file
  * @param string $filename save location
  * @return array with elements:
  *   path: internal location of the file
  *   url: URL to the source (from parameters)
  */
 public function get_file($url, $filename = '') {
     global $CFG;
     $path = $this->prepare_file($filename);
     $fp = fopen($path, 'w');
     $c = new curl;
     $result = $c->download(array(array('url'=>$url, 'file'=>$fp)));
     // Close file handler.
     fclose($fp);
     if (empty($result)) {
         unlink($path);
         return null;
     }
     return array('path'=>$path, 'url'=>$url);
 }

    /**
     * Download a file from alfresco - do we use this?
     *
     * @param string $uuid a unique id of directory in alfresco
     * @param string $path path to a directory
     * @return array|null
     */
    public function get_file($uuid, $file = '') {
        //error_log("get_file($uuid, '{$file}');");
        $node = $this->elis_files->get_info($uuid);
        if (empty($node)) {
            return null;
        }

        // Test to make sure this works with, say, a teacher or someone non-admin
        $username = '';

    /// Check for a non-text file type to just pass through to the end user.
        $mimetype = !empty($node->filemimetype) ? $node->filemimetype : '';
        $ticket = elis_files_utils_get_ticket('refresh', $username);
        $url = str_replace($node->filename, urlencode($node->filename), $node->fileurl) . '?alf_ticket=' .
               $ticket;

        $path = $this->prepare_file($file);
        $fp = fopen($path, 'w');
        $c = new curl;
        $response = $c->download(array(array('url'=>$url, 'file'=>$fp)));
        return array('path' => $path, 'url' => $url);
    }

 public function get_file($uuid, $file = '')
 {
     global $CFG;
     $node = $this->sess->getNode($this->store, $uuid);
     $url = $this->get_url($node);
     $path = $this->prepare_file($file);
     $fp = fopen($path, 'w');
     $c = new curl();
     $c->download(array(array('url' => $url, 'file' => $fp)));
     return $path;
 }