function _gmap_get_icondata in GMap Module 6.2

Same name and namespace in other branches

1. 5 gmap_markerinfo.inc \_gmap_get_icondata()
2. 6 gmap_markerinfo.inc \_gmap_get_icondata()
3. 7.2 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 14

GMap marker information routines.

Code

function _gmap_get_icondata() {
  $icons = array();
  $imagetypes = array(
    'shadow',
    'printImage',
    'mozPrintImage',
    'printShadow',
    'transparent',
  );
  $markerdir = variable_get('gmap_markerfiles', drupal_get_path('module', 'gmap') . '/markers');

  // The following routines are designed to be easy to comprehend, not fast.
  // This whole process gets cached.
  // Get the ini files.
  $inifiles = file_scan_directory($markerdir, '.*\\.ini$');

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

  // Per directory..
  foreach ($inis as $path => $path_inis) {
    $icons[$path] = array(
      'tempf' => array(),
      'f' => array(),
      'w' => array(),
      'h' => array(),
      '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;
      }
      $size = getimagesize($markerdir . $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;
}