function advagg_sri_get_filenames_hashes

Returns the hashes settings.

Paramètres

array $filenames: An array of filenames.

Return value

array The hashes for the given filenames.

1 call to advagg_sri_get_filenames_hashes()

advagg_sri_advagg_build_aggregate_plans_post_alter dans advagg_sri/advagg_sri.advagg.inc

Implements hook_advagg_build_aggregate_plans_post_alter().

Fichier

advagg_sri/advagg_sri.advagg.inc, line 177

Code

function advagg_sri_get_filenames_hashes(array $filenames) {
    $hashes = array();
    // Do not use the DB if in development mode.
    if (variable_get('advagg_cache_level', ADVAGG_CACHE_LEVEL) < 0) {
        $rows = db_select('advagg_sri', 'advagg_sri')->fields('advagg_sri', array(
            'filename',
            'hashes',
        ))
            ->condition('filename', $filenames, 'IN')
            ->execute();
        foreach ($rows as $row) {
            $hashes[$row->filename] = unserialize($row->hashes);
        }
    }
    // If the hash is not in the database, generate it on demand.
    $db_filenames = array_keys($hashes);
    $not_in_db = array_diff($filenames, $db_filenames);
    foreach ($not_in_db as $file) {
        $filepath = array_search($file, $filenames);
        if (is_readable($filepath)) {
            // Do not use advagg_file_get_contents here.
            $contents = (string) @file_get_contents($filepath);
            if (!empty($contents)) {
                $hashes[$file] = advagg_sri_compute_hashes($contents);
                advagg_sri_set_filename_hashes($file, $hashes[$file]);
            }
        }
    }
    // Check to make sure we have all hashes.
    $all_hashes = array_keys($hashes);
    $not_hashed = array_diff($filenames, $all_hashes);
    if (!empty($not_hashed)) {
        drupal_page_is_cacheable(FALSE);
        // Disable saving to the cache if a sri is missing.
        if (variable_get('advagg_cache_level', ADVAGG_CACHE_LEVEL) > 1) {
            $GLOBALS['conf']['advagg_cache_level'] = 0;
        }
        if (!module_exists('httprl') || !variable_get('advagg_use_httprl', ADVAGG_USE_HTTPRL)) {
            watchdog('advagg_sri', 'The subresource integrity hashes could not be generated for these files: %files', array(
                '%files' => print_r($not_hashed, TRUE),
            ));
        }
    }
    return $hashes;
}