function canvasactions_aspect_image in ImageCache Actions 6.2

Same name and namespace in other branches

1. 6 canvasactions.inc \canvasactions_aspect_image()

Choose the action and trigger that.

Implementation of hook_image()

Parameters

$image:

$action:

File

canvasactions/canvasactions.inc, line 786

Code

function canvasactions_aspect_image(&$image, $action = array()) {
  $ratio_adjustment = 0 + $action['ratio_adjustment'];
  if (!$ratio_adjustment) {
    $ratio_adjustment = 1;
  }
  $aspect = $image->info['width'] / $image->info['height'];

  // width / height * adjustment. If > 1, it's wide.
  $preset_name = $aspect * $ratio_adjustment > 1 ? $action['landscape'] : $action['portrait'];
  $preset = imagecache_preset_by_name($preset_name);
  if (empty($preset)) {

    // Required preset has gone missing?
    watchdog('imagecache_canvasactions', "When running 'aspect' action, I was unable to load sub-action %preset_name. Either it's been deleted or the DB needs an update", array(
      '%preset_name' => $preset_name,
    ), WATCHDOG_ERROR);
    return FALSE;
  }

  // Run the preset actions ourself. Cannot invoke a preset from the top as it handles filenames, not image objects.
  // ripped from imagecache_build_derivative()
  foreach ($preset['actions'] as $sub_action) {

    // _imagecache_apply_action requires some of the values to be pre-cooked
    // Identified in http://drupal.org/node/626168
    // These actions really should interpret the parameters themselves.
    foreach (array(
      'height',
      'width',
    ) as $param) {
      if (isset($sub_action['data'][$param])) {
        $sub_action['data'][$param] = _imagecache_percent_filter($sub_action['data'][$param], $image->info[$param]);
      }
    }
    foreach (array(
      'xoffset' => 'width',
      'yoffset' => 'height',
    ) as $param => $direction) {
      if (isset($sub_action['data'][$param])) {
        $sub_action['data'][$param] = _imagecache_keyword_filter($sub_action['data'][$param], $image->info[$direction], $sub_action['data'][$direction]);
      }
    }
    _imagecache_apply_action($sub_action, $image);
  }
  return TRUE;
}