function advagg_create_subfile

Write CSS parts to disk; used when CSS selectors in one file is > 4096.

Parameters

string $css: CSS data to write to disk.

int $overall_split: Running count of what selector we are from the original file.

array $file_info: File info array from advagg_get_info_on_file().

Return value

array Array with advagg_get_info_on_file data and split data; FALSE on failure.

1 call to advagg_create_subfile()

advagg_split_css_file in ./advagg.inc

Given a file info array it will split the file up.

File

./advagg.inc, line 1347

Code

function advagg_create_subfile($css, $overall_split, array $file_info) {
    static $parts_uri;
    static $parts_path;
    if (!isset($parts_uri)) {
        list($css_path) = advagg_get_root_files_dir();
        $parts_uri = $css_path[0] . '/parts';
        $parts_path = $css_path[1] . '/parts';
        // Create the public://advagg_css/parts dir.
        file_prepare_directory($parts_uri, FILE_CREATE_DIRECTORY);
        // Make advagg_save_data() available.
        module_load_include('inc', 'advagg', 'advagg.missing');
    }
    // Get the path from $file_info['data'].
    $uri_path = advagg_get_relative_path($file_info['data']);
    if (!file_exists($uri_path) || is_dir($uri_path)) {
        return FALSE;
    }
    // Write the current chunk of the CSS into a file.
    $new_filename = str_ireplace('.css', '.' . $overall_split . '.css', $uri_path);
    // Fix for things that write dynamically to the public file system.
    $scheme = file_uri_scheme($new_filename);
    if ($scheme) {
        $wrapper = file_stream_wrapper_get_instance_by_scheme($scheme);
        if ($wrapper && method_exists($wrapper, 'getDirectoryPath')) {
            // Use the wrappers directory path.
            $new_filename = $wrapper->getDirectoryPath() . '/' . file_uri_target($new_filename);
        }
        else {
            // If the scheme does not have a wrapper; prefix file with the scheme.
            $new_filename = $scheme . '/' . file_uri_target($new_filename);
        }
    }
    $part_uri = $parts_uri . '/' . $new_filename;
    $dirname = drupal_dirname($part_uri);
    file_prepare_directory($dirname, FILE_CREATE_DIRECTORY);
    $filename_path = advagg_s3fs_evaluate_no_rewrite_cssjs(FALSE) ? $parts_uri : $parts_path;
    // Get info on the file that was just created.
    $part = advagg_get_info_on_file($filename_path . '/' . $new_filename, TRUE) + $file_info;
    $part['split'] = TRUE;
    $part['split_location'] = $overall_split;
    $part['split_original'] = $file_info['data'];
    // Overwrite/create file if hash doesn't match.
    $hash = drupal_hash_base64($css);
    if ($part['content_hash'] !== $hash) {
        advagg_save_data($part_uri, $css, TRUE);
        $part = advagg_get_info_on_file($filename_path . '/' . $new_filename, TRUE) + $file_info;
        $part['split'] = TRUE;
        $part['split_location'] = $overall_split;
        $part['split_original'] = $file_info['data'];
    }
    return $part;
}