function imageinfo_cache_primer in Imageinfo Cache 6.2

Same name and namespace in other branches

1. 6 imageinfo_cache.module \imageinfo_cache_primer()

Run various theme functions so the cache is primed.

Parameters

$values: object File info

$op: string insert or delete

1 call to imageinfo_cache_primer()

imageinfo_cache_shutdown_async in ./imageinfo_cache.module

Function that gets called right after a file has been uploaded.

1 string reference to 'imageinfo_cache_primer'

imageinfo_cache_menu in ./imageinfo_cache.module

Implements hook_menu().

File

./imageinfo_cache.module, line 442

Cache image info for theme_imagecache & theme_imagefield_image.

Code

function imageinfo_cache_primer($values = NULL) {

  //    watchdog('debug', str_replace('    ', '    ', nl2br(htmlentities(print_r($values, TRUE) . print_r($_REQUEST, TRUE)))));
  $async = FALSE;

  // Exit if key does not match & called with $file not set.
  if (is_null($values)) {
    if (empty($_POST['key']) || empty($_POST['files'])) {
      return;
    }
    $key = variable_get('imageinfo_cache_url_key', md5(drupal_get_private_key()));
    if ($key != $_POST['key']) {
      return;
    }
    else {

      // Break connection so processing is async. Return key given to calling url.
      httprl_background_processing(check_plain($_POST['key']));
      $async = TRUE;
    }
    $values = array();

    // $_POST['files'] is trusted because the key matches.
    $values['files'] = $_POST['files'];
  }

  // Process every file.
  foreach ($values['files'] as $file) {
    $file = (object) $file;

    // Skip if we do not have a file ID or filepath.
    if (empty($file->fid) || !is_numeric($file->fid) || empty($file->filepath)) {
      continue;
    }
    if ($file->op == 'insert') {

      // If node type given, match it.
      $node_types = node_get_types();
      if (!empty($file->field['type_name']) && empty($node_types[$file->field['type_name']])) {
        continue;
      }

      // If cck field given, match it.
      if (module_exists('content')) {
        $content_types = content_types();
        if (!empty($file->field['field_name']) && empty($content_types[$file->field['type_name']]['fields'][$file->field['field_name']])) {
          continue;
        }
      }

      // If filefiled_paths module exists, check to see if there are settings for it.
      // If there are filefiled_paths settings, then do not process.
      if (module_exists('filefield_paths') && !empty($file->field['field_name']) && !empty($file->field['field_name']) && $file->state == 'widget' && db_result(db_query("SELECT TRUE FROM {filefield_paths} WHERE type = '%s' AND field = '%s'", $file->field['type_name'], $file->field['field_name']))) {
        continue;
      }

      // Prime imagefield theme cache.
      theme('imagefield_image', (array) $file);

      // Do imagecache presets.
      if (module_exists('imagecache') && function_exists('imagecache_generate_image') && variable_get('imageinfo_cache_imagecache_pregenerate', IMAGEINFO_CACHE_IMAGECACHE_PREGENERATE)) {
        foreach (imageinfo_cache_presets_to_generate($file) as $preset) {

          // Generate each imagecache preset.
          imagecache_generate_image($preset, $file->filepath);

          // For each imagecache preset, Prime the imagecache theme cache.
          theme('imagecache', $preset, $file->filepath);
        }
      }
    }
    elseif ($file->op == 'delete') {

      // Clear the imagefield cache.
      $cid = 'theme_imagefield_' . md5($file->filepath);
      cache_clear_all($cid, 'cache_imageinfo');

      // Do imagecache presets.
      if (module_exists('imagecache') && function_exists('imagecache_generate_image')) {

        // Remove the files.
        imagecache_image_flush($file->filepath);

        // Clear the imagecache cache.
        foreach (imageinfo_cache_presets_to_generate() as $preset) {

          // Remove the imagecache cache object.
          $cid = 'imagecache_' . $preset . '_' . md5($file->filepath);
          cache_clear_all($cid, 'cache_imageinfo');
        }
      }
    }
    else {
      watchdog('imageinfo_cache', 'No operation was matched. ' . $file->op . print_r($file, TRUE));
    }
  }
  if ($async) {

    // Do not start a session for this request.
    exit;
  }
  else {
    return;
  }
}