function block_form_system_performance_settings_alter

Implements hook_form_FORM_ID_alter().

File

modules/block/block.module, line 1076

Code

function block_form_system_performance_settings_alter(&$form, &$form_state) {
    $disabled = !variable_get('block_cache_bypass_node_grants', FALSE) && count(module_implements('node_grants'));
    $form['caching']['block_cache'] = array(
        '#type' => 'checkbox',
        '#title' => t('Cache blocks'),
        '#default_value' => variable_get('block_cache', FALSE),
        '#disabled' => $disabled,
        '#description' => $disabled ? t('Block caching is inactive because you have enabled modules defining content access restrictions.') : NULL,
        '#weight' => -1,
    );
}

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