original_string: function load_css_file($file, $origin = self::ORIG_AUTHOR)
      {
          if ($origin) {
              $this->_current_origin = $origin;
          }
  
          // Prevent circular references
          if (isset($this->_loaded_files[$file])) {
              return;
          }
  
          $this->_loaded_files[$file] = true;
  
          if (strpos($file, "data:") === 0) {
              $parsed = Helpers::parse_data_uri($file);
              $css = $parsed["data"];
          } else {
              $parsed_url = Helpers::explode_url($file);
  
              list($this->_protocol, $this->_base_host, $this->_base_path, $filename) = $parsed_url;
  
              // Fix submitted by Nick Oostveen for aliased directory support:
              if ($this->_protocol == "") {
                  $file = $this->_base_path . $filename;
              } else {
                  $file = Helpers::build_url($this->_protocol, $this->_base_host, $this->_base_path, $filename);
              }
  
              list($css, $http_response_header) = Helpers::getFileContent($file, $this->_dompdf->getHttpContext());
  
              $good_mime_type = true;
  
              // See http://the-stickman.com/web-development/php/getting-http-response-headers-when-using-file_get_contents/
              if (isset($http_response_header) && !$this->_dompdf->getQuirksmode()) {
                  foreach ($http_response_header as $_header) {
                      if (preg_match("@Content-Type:\s*([\w/]+)@i", $_header, $matches) &&
                          ($matches[1] !== "text/css")
                      ) {
                          $good_mime_type = false;
                      }
                  }
              }
  
              if (!$good_mime_type || $css == "") {
                  Helpers::record_warnings(E_USER_WARNING, "Unable to load css file $file", __FILE__, __LINE__);
                  return;
              }
          }
  
          $this->_parse_css($css);
      }
code: function load_css_file($file, $origin = self::ORIG_AUTHOR)
      {
          if ($origin) {
              $this->_current_origin = $origin;
          }
  
          // Prevent circular references
          if (isset($this->_loaded_files[$file])) {
              return;
          }
  
          $this->_loaded_files[$file] = true;
  
          if (strpos($file, "data:") === 0) {
              $parsed = Helpers::parse_data_uri($file);
              $css = $parsed["data"];
          } else {
              $parsed_url = Helpers::explode_url($file);
  
              list($this->_protocol, $this->_base_host, $this->_base_path, $filename) = $parsed_url;
  
              // Fix submitted by Nick Oostveen for aliased directory support:
              if ($this->_protocol == "") {
                  $file = $this->_base_path . $filename;
              } else {
                  $file = Helpers::build_url($this->_protocol, $this->_base_host, $this->_base_path, $filename);
              }
  
              list($css, $http_response_header) = Helpers::getFileContent($file, $this->_dompdf->getHttpContext());
  
              $good_mime_type = true;
  
              // See http://the-stickman.com/web-development/php/getting-http-response-headers-when-using-file_get_contents/
              if (isset($http_response_header) && !$this->_dompdf->getQuirksmode()) {
                  foreach ($http_response_header as $_header) {
                      if (preg_match("@Content-Type:\s*([\w/]+)@i", $_header, $matches) &&
                          ($matches[1] !== "text/css")
                      ) {
                          $good_mime_type = false;
                      }
                  }
              }
  
              if (!$good_mime_type || $css == "") {
                  Helpers::record_warnings(E_USER_WARNING, "Unable to load css file $file", __FILE__, __LINE__);
                  return;
              }
          }
  
          $this->_parse_css($css);
      }
code_tokens: function load_css_file ( $ file , $ origin = self :: ORIG_AUTHOR ) { if ( $ origin ) { $ this -> _current_origin = $ origin ; } // Prevent circular references if ( isset ( $ this -> _loaded_files [ $ file ] ) ) { return ; } $ this -> _loaded_files [ $ file ] = true ; if ( strpos ( $ file , "data:" ) === 0 ) { $ parsed = Helpers :: parse_data_uri ( $ file ) ; $ css = $ parsed [ "data" ] ; } else { $ parsed_url = Helpers :: explode_url ( $ file ) ; list ( $ this -> _protocol , $ this -> _base_host , $ this -> _base_path , $ filename ) = $ parsed_url ; // Fix submitted by Nick Oostveen for aliased directory support: if ( $ this -> _protocol == "" ) { $ file = $ this -> _base_path . $ filename ; } else { $ file = Helpers :: build_url ( $ this -> _protocol , $ this -> _base_host , $ this -> _base_path , $ filename ) ; } list ( $ css , $ http_response_header ) = Helpers :: getFileContent ( $ file , $ this -> _dompdf -> getHttpContext ( ) ) ; $ good_mime_type = true ; // See http://the-stickman.com/web-development/php/getting-http-response-headers-when-using-file_get_contents/ if ( isset ( $ http_response_header ) && ! $ this -> _dompdf -> getQuirksmode ( ) ) { foreach ( $ http_response_header as $ _header ) { if ( preg_match ( "@Content-Type:\s*([\w/]+)@i" , $ _header , $ matches ) && ( $ matches [ 1 ] !== "text/css" ) ) { $ good_mime_type = false ; } } } if ( ! $ good_mime_type || $ css == "" ) { Helpers :: record_warnings ( E_USER_WARNING , "Unable to load css file $file" , __FILE__ , __LINE__ ) ; return ; } } $ this -> _parse_css ( $ css ) ; }
docstring: load and parse a CSS file
  
  @param string $file
  @param int $origin
docstring_tokens: load and parse a CSS file