function advagg_get_js_aggregate_contents in Advanced CSS/JS Aggregation 7.2

Given a list of files, grab their contents and glue it into one big string.

Parameters

array $files: Array of filenames.

array $aggregate_settings: Array of settings.

string $aggregate_filename: Filename of the aggregeate.

Return value

string String containing all the files.

3 calls to advagg_get_js_aggregate_contents()

advagg_does_js_start_with_use_strict in ./advagg.inc

Given a js string, see if "use strict"; is the first thing ran.

advagg_generate_filesize_processed in ./advagg.inc

Given a filename calculate the processed filesize.

advagg_save_aggregate in ./advagg.missing.inc

Save an aggregate given a filename, the files included in it, and the type.

File

./advagg.missing.inc, line 1029

Advanced CSS/JS aggregation module.

Code

function advagg_get_js_aggregate_contents(array $files, array $aggregate_settings, $aggregate_filename = '') {
  $write_aggregate = TRUE;
  $data = '';
  module_load_include('inc', 'advagg', 'advagg');
  $info_on_files = advagg_load_files_info_into_static_cache(array_keys($files));
  if (!empty($files)) {

    // Build aggregate JS file.
    foreach ($files as $filename => $settings) {
      $contents = '';

      // Append a ';' and a newline after each JS file to prevent them from
      // running together. Also close any comment blocks.
      if (is_readable($filename)) {
        $file_contents = (string) @advagg_file_get_contents($filename);
        $file_contents_hash = drupal_hash_base64($file_contents);
        $cid = 'advagg:file:' . advagg_drupal_hash_base64($filename);
        if (empty($info_on_files[$cid]['content_hash'])) {
          $results = db_select('advagg_files', 'af')
            ->fields('af', array(
            'content_hash',
            'filename_hash',
          ))
            ->condition('filename', $filename)
            ->execute();
          foreach ($results as $row) {
            $info_on_files['advagg:file:' . $row->filename_hash]['content_hash'] = $row->content_hash;
          }
        }
        if (isset($info_on_files[$cid]['content_hash']) && $info_on_files[$cid]['content_hash'] !== $file_contents_hash) {

          // If the content hash doesn't match don't write the file.
          $write_aggregate = advagg_missing_file_not_readable($filename, $aggregate_filename, FALSE);
        }

        // Make sure that the file is ended properly.
        $file_contents = trim($file_contents);
        if (!empty($file_contents)) {
          $file_contents .= "\n;/*})'\"*/\n";
        }
        if (variable_get('advagg_cache_level', ADVAGG_CACHE_LEVEL) < 0) {
          $file_contents .= "/* Above code came from {$filename} */\n\n";
        }
        $contents .= $file_contents;
      }
      else {

        // File is not readable.
        $write_aggregate = advagg_missing_file_not_readable($filename, $aggregate_filename, TRUE);
      }

      // Allow other modules to modify this files contents.
      // Call hook_advagg_get_js_file_contents_alter().
      if (empty($aggregate_settings['settings']['no_alters'])) {
        drupal_alter('advagg_get_js_file_contents', $contents, $filename, $aggregate_settings);
      }

      // Make sure that the file is ended properly.
      $contents = trim($contents);
      if (!empty($contents)) {
        $contents .= ";/*})'\"*/\n";
      }
      $data .= $contents;
    }
  }

  // Allow other modules to modify this aggregates contents.
  // Call hook_advagg_get_js_aggregate_contents_alter().
  if (empty($aggregate_settings['settings']['no_alters'])) {
    drupal_alter('advagg_get_js_aggregate_contents', $data, $files, $aggregate_settings);
  }
  return array(
    $data,
    $write_aggregate,
  );
}