function taxonomy_image_delete in Taxonomy Image 6

Same name and namespace in other branches

1. 5 taxonomy_image.module \taxonomy_image_delete()

Deletes the Taxonomy Image associated with the given termid.

Parameters

$tid - the id of the term to delete.: return none - the association is broken, the path is removed from the files table, and the image is deleted from the disk, if appropriate.

4 calls to taxonomy_image_delete()

taxonomy_image_add in ./taxonomy_image.module

Helper function for adding an image to a term

taxonomy_image_admin in ./taxonomy_image.module

taxonomy_image_attach_taxonomy in contributed/taxonomy_image_attach/taxonomy_image_attach.module

Implementation of hook_taxonomy. Capture term updates - including submission of the term edit form

taxonomy_image_taxonomy in ./taxonomy_image.module

Implementation of hook_taxonomy().

File

./taxonomy_image.module, line 713

taxonomy_image.module Simple module for providing an association between taxonomy terms and images. Written by Jeremy Andrews <jeremy@kerneltrap.org>, May 2004.

Code

function taxonomy_image_delete($tid) {
  $verbose = variable_get('taxonomy_image_verbose_delete', FALSE);

  // Is there an image to delete?
  $path = _taxonomy_image_exists($tid);
  if (!$path) {

    // No image, go back now.
    return;
  }

  // See how many terms are using this image.
  $count = db_result(db_query("SELECT COUNT(path) FROM {term_image} WHERE path='%s'", $path));

  // Get the term's name.
  $term = taxonomy_get_term($tid);
  $term_name = check_plain(taxonomy_image_tt("taxonomy:term:{$term->tid}:name", $term->name));

  // Break the term to image association.
  $del_tid = db_query('DELETE FROM {term_image} WHERE tid=%d', $tid);
  if ($del_tid) {
    if ($verbose) {
      drupal_set_message(t('Term image association removed for !name.', array(
        '!name' => $term_name,
      )), 'status');
    }

    // Delete the cached version.
    cache_clear_all("taxonomy_image:{$tid}", 'cache_tax_image');
  }
  else {
    drupal_set_message(t('Error deleting %path for !name.', array(
      '%path' => $path,
      '!name' => $term_name,
    )), 'error');

    // Don't delete anything else either.
    return;
  }
  if ($count > 1) {

    // This file is shared, don't remove file.
    if ($verbose) {
      drupal_set_message(t('%path is used !count other places.', array(
        '%path' => $full_path,
        '!count' => $count - 1,
      )), 'status');
    }
    return;
  }
  $taxonomy_image_path = file_directory_path() . '/' . variable_get('taxonomy_image_path', 'category_pictures') . '/';
  $full_path = $taxonomy_image_path . $path;

  // This is the only term using this file, so it is safe to delete it
  // The physical file will be deleted only if also removed from {files} table.
  $file_del = db_query("DELETE FROM {files} WHERE filepath='%s'", $full_path);
  if ($file_del) {
    if ($verbose) {
      drupal_set_message(t('%path deleted from database.', array(
        '%path' => $full_path,
      )), 'status');
    }
  }
  else {
    drupal_set_message(t('Error deleting image %path.', array(
      '%path' => $full_path,
    )), 'error');

    // Don't even try to delete from disk.
    return;
  }
  $phys_del = file_delete($full_path);
  if ($phys_del) {
    if ($verbose) {
      drupal_set_message(t('%path deleted from disk.', array(
        '%path' => $full_path,
      )), 'status');
    }
  }
  else {
    drupal_set_message(t('Error deleting image file %path from disk.', array(
      '%path' => $full_path,
    )), 'warning');
  }
}