function _gmap_get_icondata in GMap Module 7.2

Same name and namespace in other branches

1. 5 gmap_markerinfo.inc \_gmap_get_icondata()
2. 6.2 gmap_markerinfo.inc \_gmap_get_icondata()
3. 6 gmap_markerinfo.inc \_gmap_get_icondata()
4. 7 gmap_markerinfo.inc \_gmap_get_icondata()

Get marker icon data for constructing json object.

1 call to _gmap_get_icondata()

gmap_get_icondata in ./gmap.module

Get the JSON icon data for all the default markers.

File

./gmap_markerinfo.inc, line 37

GMap marker information routines.

Code

function _gmap_get_icondata() {
  $icons = array();
  $imagetypes = array(
    'shadow',
    'printImage',
    'mozPrintImage',
    'printShadow',
    'transparent',
  );

  // The following routines are designed to be easy to comprehend, not fast.
  // This whole process gets cached.
  // Get the ini files.
  $inis = array();

  // Run hook_gmap_markerfiles_info()
  $inifiles = module_invoke_all('gmap_markerfiles_info');
  drupal_alter('gmap_markerfiles_info', $inifiles);
  if (is_array($inifiles)) {

    // Parse the ini files and store by path.
    foreach ($inifiles as $file) {
      $path = substr($file->uri, 0, -strlen($file->filename));
      if (!isset($inis[$path])) {
        $inis[$path] = array();
      }
      $inis[$path][] = parse_ini_file($file->uri, TRUE);
    }
    unset($inifiles);

    // Per directory.
    foreach ($inis as $path => $path_inis) {
      $icons[$path] = array(
        'tempf' => array(),
        'f' => array(),
        'w' => array(),
        'h' => array(),
        // Sets of sets.
        'i' => array(),
      );

      // Part 1: Collect image names.
      $filenames = array();
      foreach ($path_inis as $ini) {
        foreach ($ini as $k => $v) {

          // Is this definition for an icon? (Anything with a dot is a file.)
          if (strpos($k, '.') !== FALSE) {

            // Add the icon name.
            $filenames[$k] = TRUE;
          }
          else {

            // Shadow / alternate search.
            foreach ($imagetypes as $check) {
              if (isset($v[$check])) {
                $filenames[$v[$check]] = TRUE;
              }
            }

            // A sequence is a list of image names.
            if (isset($v['sequence'])) {
              foreach (explode(',', $v['sequence']) as $f) {
                $filenames[trim($f)] = TRUE;
              }
            }
          }
        }
      }
      $icons[$path]['tempf'] = $filenames;
    }
    unset($filenames);
  }

  // Part 2: Assign ids, get width and height.
  foreach ($icons as $path => $v) {
    $counter = 0;
    foreach ($icons[$path]['tempf'] as $filename => $fv) {

      // Skip empty filenames to avoid warnings.
      if (empty($filename)) {
        continue;
      }
      $size = getimagesize($path . $filename);
      $icons[$path]['f'][$counter] = $filename;
      $icons[$path]['w'][$counter] = $size[0];
      $icons[$path]['h'][$counter] = $size[1];

      // Store an index under tempf for the next part...
      $icons[$path]['tempf'][$filename] = $counter;
      $counter++;
    }
    _gmap_compress_array($icons[$path]['w']);
    _gmap_compress_array($icons[$path]['h']);
  }

  // Part 3: Main ini parsing
  // Per directory...
  foreach ($inis as $path => $path_inis) {

    // Per file...
    foreach ($path_inis as $ini) {

      // Compression.
      foreach ($ini as $k => $v) {

        // Compress sequence filenames.
        if (isset($ini[$k]['sequence'])) {
          $temp = array();
          foreach (explode(',', $ini[$k]['sequence']) as $file) {
            $temp[] = $icons[$path]['tempf'][$file];
          }
          $ini[$k]['sequence'] = $temp;
        }

        // Compress other image field filenames.
        foreach ($imagetypes as $t) {
          if (isset($ini[$k][$t])) {
            $ini[$k][$t] = $icons[$path]['tempf'][$ini[$k][$t]];
          }
        }

        // Setup key for compression.
        $ini[$k]['key'] = $k;
      }
      $mv = array();
      $iv = array();
      if (isset($ini['defaults'])) {
        $mv[0] = $ini['defaults'];
        unset($ini['defaults']);
      }
      else {
        $mv[0] = array();
      }
      foreach ($ini as $k => $v) {
        if (strpos($k, '.') === FALSE) {
          $mv[] = $ini[$k];
        }
        else {
          $iv[] = $ini[$k];
        }
      }
      $icons[$path]['i'][] = array(
        _gmap_compress_icon_def($mv),
        _gmap_compress_icon_def($iv),
      );
    }
  }
  foreach ($icons as $path => $v) {
    unset($icons[$path]['tempf']);
  }
  return $icons;
}