function _ddblock_get_image_array in Dynamic display block 6

Same name and namespace in other branches

1. 7 ddblock.module \_ddblock_get_image_array()

Get images from a directory.

Parameters

$imagepath: Path to the directoryory where the images are stored.

$order: The order in which to return the images.

Return value

An array containing the filename of the images for the dynamic display block.

1 call to _ddblock_get_image_array()

ddblock_content in ./ddblock.module

Get contents of dynamic display block block.

File

./ddblock.module, line 2069

Enables your site to display dynamic content in a block.

Code

function _ddblock_get_image_array($imagepath, $order, $max_image, $ignore_files) {

  // only images jpg, jpeg,  gif, png
  $mask = '[a-zA-Z0-9\\_\\-\\.]+\\.(jpe?g|gif|png|JPE?G|GIF|PNG)$';

  // ignore the following files
  $ignore = array(
    '.',
    '..',
    'CVS',
  );

  // Finds all files that match a given mask in a given directory, files which match the ignore variable are excluded.
  $file_array = file_scan_directory($imagepath, $mask, $ignore, $callback = 0, $recurse = FALSE, $key = 'filename', $min_depth = 0, $depth = 0);
  $file_names = array();
  if (!empty($ignore_files)) {
    $ignore_strings = explode(',', $ignore_files);
    foreach ($file_array as $value) {
      $ignore = FALSE;
      foreach ($ignore_strings as $ignore_string) {
        if (stristr($value->filename, $ignore_string)) {
          $ignore = TRUE;
          break;
        }
      }
      if (!$ignore) {
        $file_names[] = $value->filename;
      }
    }
  }
  else {
    foreach ($file_array as $value) {
      $file_names[] = $value->filename;
    }
  }
  switch ($order) {
    case 'random':
      shuffle($file_names);
      break;
    case 'asc':
      asort($file_names);
      break;
    case 'desc':
      rsort($file_names);
      break;
    case 'none':
      break;
  }
  $file_names = array_slice($file_names, 0, $max_image);
  return $file_names;
}