function _drupal_build_css_path in Drupal 7

Same name and namespace in other branches

1. 6 includes/common.inc \_drupal_build_css_path()

Prefixes all paths within a CSS file for drupal_build_css_cache().

2 calls to _drupal_build_css_path()

color_scheme_form_submit in modules/color/color.module

Form submission handler for color_scheme_form().

drupal_build_css_cache in includes/common.inc

Aggregates and optimizes CSS files into a cache file in the files directory.

2 string references to '_drupal_build_css_path'

color_scheme_form_submit in modules/color/color.module

Form submission handler for color_scheme_form().

drupal_build_css_cache in includes/common.inc

Aggregates and optimizes CSS files into a cache file in the files directory.

File

includes/common.inc, line 3758

Common functions that many Drupal modules will need to reference.

Code

function _drupal_build_css_path($matches, $base = NULL) {
  $_base =& drupal_static(__FUNCTION__);

  // Store base path for preg_replace_callback.
  if (isset($base)) {
    $_base = $base;
  }

  // Prefix with base and remove '../' segments where possible.
  $path = $_base . (isset($matches[1]) ? $matches[1] : '');
  $last = '';
  while ($path != $last) {
    $last = $path;
    $path = preg_replace('`(^|/)(?!\\.\\./)([^/]+)/\\.\\./`', '$1', $path);
  }
  return 'url(' . $path . ')';
}