1 layout.admin.inc | layout_get_block_usage($module = NULL, $delta = NULL) |
Lists information about blocks in use in layouts.
Parameters
string $module: The module providing the required blocks.
string $delta: The block delta. If $delta is provided, $module is also required since block deltas are not required to be unique.
Return value
array: An array of block usage instances keyed by block module, delta, layout machine_name, and position. Each instance is a block object with an additional key for the layout name.
File
- core/
modules/ layout/ layout.admin.inc, line 3631 - Admin page callbacks for the Layout module.
Code
function layout_get_block_usage($module = NULL, $delta = NULL) {
$blocks = &backdrop_static(__FUNCTION__, array());
if (empty($blocks)) {
$layout_info = layout_load_all();
foreach ($layout_info as $layout) {
foreach ($layout->positions as $position => $uuids) {
foreach ($uuids as $uuid) {
$block = $layout->content[$uuid];
$block->layout_title = $layout->title;
$blocks[$block->module][$block->delta][$layout->name][$position][] = $block;
}
}
}
}
if ($module && $delta) {
return $blocks[$module][$delta];
}
elseif ($module) {
return $blocks[$module];
}
return $blocks;
}