wireframe_me.inc

<?php

// Wireframe_me.inc Parser - based upon Profiler2 module.

/**
 * Load the Wireframe Me "./wireframes/wireframes.inc" file.
 * Returns an array ($config) if True, otherwise returns False.
 */
function wireframe_me_load_wireframes() {
  // Grab wireframe config file. @TODO - support multiple files for mixing and matching.
  $file = drupal_get_path('module', 'wireframe_me') . '/wireframes/wireframe_me.wireframes.inc';
  $data = is_file($file) ? file_get_contents($file) : '';
  if ($config = wireframe_me_parse_wireframes($data)) {
    return $config;
  } else {
    return FALSE;
  }
}

/**
 * Copy of drupal_parse_info_file() but must be passed a string rather than a
 * file path to read from.
 */
function wireframe_me_parse_wireframes($data) {
  if (!$data) {
    return FALSE;
  }

  $constants = get_defined_constants();
  if (preg_match_all('
    @^\s*                           # Start at the beginning of a line, ignoring leading whitespace
    ((?:
      [^=;\[\]]|                    # Key names cannot contain equal signs, semi-colons or square brackets,
      \[[^\[\]]*\]                  # unless they are balanced and not nested
    )+?)
    \s*=\s*                         # Key/value pairs are separated by equal signs (ignoring white-space)
    (?:
      ("(?:[^"]|(?<=\\\\)")*")|     # Double-quoted string, which may contain slash-escaped quotes/slashes
      (\'(?:[^\']|(?<=\\\\)\')*\')| # Single-quoted string, which may contain slash-escaped quotes/slashes
      ([^\r\n]*?)                   # Non-quoted string
    )\s*$                           # Stop at the next end of a line, ignoring trailing whitespace
    @msx', $data, $matches, PREG_SET_ORDER)) {
    $info = array();
    foreach ($matches as $match) {
      // Fetch the key and value string
      $i = 0;
      foreach (array('key', 'value1', 'value2', 'value3') as $var) {
        $$var = isset($match[++$i]) ? $match[$i] : '';
      }
      $value = stripslashes(substr($value1, 1, -1)) . stripslashes(substr($value2, 1, -1)) . $value3;

      // Parse array syntax
      $keys = preg_split('/\]?\[/', rtrim($key, ']'));
      $last = array_pop($keys);
      $parent = &$info;

      // Create nested arrays
      foreach ($keys as $key) {
        if ($key == '') {
          $key = count($parent);
        }
        if (!isset($parent[$key]) || !is_array($parent[$key])) {
          $parent[$key] = array();
        }
        $parent = &$parent[$key];
      }

      // Handle PHP constants
      if (defined($value)) {
        $value = constant($value);
      }

      // Insert actual value
      if ($last == '') {
        $last = count($parent);
      }
      $parent[$last] = $value;
    }
    return $info;
  }
  return FALSE;
}