function _color_rewrite_stylesheet in Drupal 5

Same name and namespace in other branches

1. 8 core/modules/color/color.module \_color_rewrite_stylesheet()
2. 6 modules/color/color.module \_color_rewrite_stylesheet()
3. 7 modules/color/color.module \_color_rewrite_stylesheet()
4. 9 core/modules/color/color.module \_color_rewrite_stylesheet()

Rewrite the stylesheet to match the colors in the palette.

1 call to _color_rewrite_stylesheet()

color_scheme_form_submit in modules/color/color.module

Submit handler for color change form.

File

modules/color/color.module, line 288

Code

function _color_rewrite_stylesheet($theme, &$info, &$paths, $palette) {

  // Load stylesheet
  $style = file_get_contents($paths['source'] . 'style.css');

  // Prepare color conversion table
  $conversion = $palette;
  unset($conversion['base']);
  foreach ($conversion as $k => $v) {
    $conversion[$k] = drupal_strtolower($v);
  }
  $default = color_get_palette($theme, true);

  // Split off the "Don't touch" section of the stylesheet.
  list($style, $fixed) = explode("Color Module: Don't touch", $style);

  // Look for @import commands and insert the referenced stylesheets.
  $cwd = getcwd();
  chdir(drupal_get_path('theme', $theme));
  $style = preg_replace_callback('/@import\\s*["\']([^"\']+)["\'];/', '_color_import_stylesheet', $style);
  chdir($cwd);

  // Find all colors in the stylesheet and the chunks in between.
  $style = preg_split('/(#[0-9a-f]{6}|#[0-9a-f]{3})/i', $style, -1, PREG_SPLIT_DELIM_CAPTURE);
  $is_color = false;
  $output = '';
  $base = 'base';

  // Iterate over all parts
  foreach ($style as $chunk) {
    if ($is_color) {
      $chunk = drupal_strtolower($chunk);

      // Check if this is one of the colors in the default palette
      if ($key = array_search($chunk, $default)) {
        $chunk = $conversion[$key];
      }
      else {
        $chunk = _color_shift($palette[$base], $default[$base], $chunk, $info['blend_target']);
      }
    }
    else {

      // Determine the most suitable base color for the next color.
      // 'a' declarations. Use link.
      if (preg_match('@[^a-z0-9_-](a)[^a-z0-9_-][^/{]*{[^{]+$@i', $chunk)) {
        $base = 'link';
      }
      else {
        if (preg_match('/(?<!-)color[^{:]*:[^{#]*$/i', $chunk)) {
          $base = 'text';
        }
        else {
          $base = 'base';
        }
      }
    }
    $output .= $chunk;
    $is_color = !$is_color;
  }

  // Append fixed colors segment
  $output .= $fixed;

  // Replace paths to images
  foreach ($paths['map'] as $before => $after) {
    $output = str_replace($before, $after, $output);
  }

  // Write new stylesheet
  $file = fopen($paths['stylesheet'], 'w+');
  fwrite($file, $output);
  fclose($file);
  $paths['files'][] = $paths['stylesheet'];

  // Set standard file permissions for webserver-generated files
  @chmod($paths['stylesheet'], 0664);
}