function bg_image_get_image_path_from_node in Background Images 7

Same name and namespace in other branches

1. 6 bg_image.module \bg_image_get_image_path_from_node()

Determines the path of an image on the configured image field on a node and returns it.

Parameters

$nid: The nid of the node to check for an image

$build_url: Optional parameter to return the full URL of the image rather than just the uri

Return value

The path of the image if the node has it, or FALSE.

2 calls to bg_image_get_image_path_from_node()

bg_image_add_background_image_from_node in ./bg_image.module

Adds a background image to the page using an image from a node. The node must have an image (or media) field and the field must be configured on the bg_image configuration page for this to work.

theme_bg_image_ui_paths_table in bg_image_ui/bg_image_ui.module

Theme the background image paths form into a table

File

./bg_image.module, line 379

Allows for customizable background images per page

Code

function bg_image_get_image_path_from_node($nid, $build_url = TRUE) {
  $fields = field_info_fields();
  $field_name = variable_get('bg_image_node_field', '');
  $node = node_load($nid);
  $image_path = FALSE;
  if ($node && $field_name) {
    if (isset($fields[$field_name]) && $fields[$field_name]['type'] == 'media') {
      if ($node->{$field_name}) {
        $items = field_get_items('node', $node, $field_name);
        $file = file_load($items[0]['fid']);
        if ($file && $file->type == 'image') {
          $image_path = $file->uri;
        }
      }
    }
    elseif (isset($fields[$field_name]) && $fields[$field_name]['type'] == 'image') {
      if ($node->{$field_name}) {
        $items = field_get_items('node', $node, $field_name);
        if (isset($items[0]['uri'])) {
          $image_path = $items[0]['uri'];
        }
      }
    }
    elseif (isset($fields[$field_name]) && $fields[$field_name]['type'] == 'atom_reference') {
      if ($node->{$field_name}) {
        $items = field_get_items('node', $node, $field_name);
        if (isset($items[0]['sid'])) {
          $atom = scald_atom_load($items[0]['sid']);
          if ($atom->type == 'image') {
            $image_path = $atom->file_source;
          }
        }
      }
    }
  }
  if ($image_path && $build_url) {
    $image_path = file_create_url($image_path);
  }
  return $image_path;
}