array( 'path' => drupal_get_path('module', 'foo') .'/plugins', 'file' => 'foo_context_condition_bar.inc', 'class' => 'foo_context_condition_bar', 'parent' => 'context_condition', ), ); $plugins['foo_context_reaction_baz'] = array( 'handler' => array( 'path' => drupal_get_path('module', 'foo') .'/plugins', 'file' => 'foo_context_reaction_baz.inc', 'class' => 'foo_context_reaction_baz', 'parent' => 'context_reaction', ), ); return $plugins; } /** * Registry hook for conditions & reactions. * * Each entry associates a condition or reaction with the CTools plugin to be * used as its plugin class. */ function hook_context_registry() { return array( 'conditions' => array( 'bar' => array( 'title' => t('Name of condition "bar"'), 'plugin' => 'foo_context_condition_bar', ), ), 'reactions' => array( 'baz' => array( 'title' => t('Name of reaction "baz"'), 'plugin' => 'foo_context_reaction_baz', ), ), ); } /** * Execute Context page conditions * * Allows modules to hook into Context's hook_page_build to execute their * conditions at an appropriate time before the firing of reactions. */ function hook_context_page_condition() { if ($plugin = context_get_plugin('condition', 'bar')) { $plugin->execute(); } } /** * Execute Context page reactions * * Allows modules to hook into Context's hook_page_build to execute their * reactions at an appropriate time after the firing of conditions. */ function hook_context_page_reaction() { if ($plugin = context_get_plugin('reaction', 'baz')) { $plugin->execute(); } } /** * Alter the registry. * * Allows modules to alter the registry. Default plugins can be replaced by * custom ones declared in hook_context_plugins(). * * @param $registry * The registry, passed by reference. */ function hook_context_registry_alter(&$registry) { if (isset($registry['reactions']['baz'])) { $registry['reactions']['baz']['plugin'] = 'custom_context_reaction_baz'; } } /** * Alter/add a condition to a node-related event. * * Allows modules to add one or more context condition plugin executions to a * node view, form, etc. * * @param $node * The node object. * @param $op * The node-related operation: 'node', 'form', 'comment'. */ function hook_context_node_condition_alter(&$node, $op) { if ($plugin = context_get_plugin('condition', 'bar')) { $plugin->execute($node, $op); } } /** * Alter a context directly after it has been loaded. Allows modules to alter * a context object's reactions. While you may alter conditions, this will * generally have no effect as conditions are cached for performance and * contexts are loaded after conditions are checked, not before. * * @param &$context * The context object by reference. */ function hook_context_load_alter(&$context) { if ($context->name === 'foo' && isset($context->reactions['block'])) { $context->reactions['block']['blocks']['locale-0'] = array( 'module' => 'locale', 'delta' => '0', 'region' => 'header', 'weight' => '2', ); } } /** * Allows for finer grained access mechanisms to using the json * rendering capabilities of the block reaction when a user isn't * granted the administer contexts or context ajax block access * permission * @param $block_id * ID of block in module-delta format */ function hook_context_allow_ajax_block_access($block_id) { }