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<?php
/**
* @file
* Page wizard that can create a variant on the node_view to take over a node
* for a particular type.
*
* This wizard does a lot that's cut and pasted from exports. We can get away
* with this because we know exports tend to remain relatively backward
* compatible, and because we know that our context IDs are locked in the
* node_view page.
*/
$plugin = array(
'title' => t('Node template'),
'page title' => t('Node template wizard'),
'description' => t('The node page wizard can help you override the node page for a type of node.'),
'type' => 'panels',
'form info' => array(
'order' => array(
'type' => t('Select node type'),
'content' => t('Content'),
),
'forms' => array(
'type' => array(
'form id' => 'panels_node_override_basic',
),
'content' => array(
'form id' => 'panels_node_override_content',
),
),
),
'default cache' => 'panels_node_override_new_page',
'start' => 'panels_node_override_start',
'finish' => 'panels_node_override_finish',
);
/**
* Provide defaults for a new cache.
*
* The cache will store all our temporary data; it isn't really a page
* in itself, but it does contain everything we need to make one at the end.
*/
function panels_node_override_new_page(&$cache) {
$cache->type = '';
$cache->display = panels_new_display();
$cache->display->layout = 'flexible';
}
/**
* Callback called prior to the wizard starting up on every page
* load.
*/
function panels_node_override_start($form_info, $step, &$form_state) {
$form_state['page'] = page_manager_get_page_cache('node_view');
if (!empty($form_state['page']->locked)) {
$account = user_load($form_state['page']->locked->uid);
$name = theme('username', array('account' => $account));
$lock_age = format_interval(time() - $form_state['page']->locked->updated);
$break = url(page_manager_edit_url($form_state['page']->task_name, array('actions', 'break-lock')));
drupal_set_message(t('WARNING! The node_view is being edited by user !user, and is therefore locked from editing by others. This wizard cannot create a new node override while this page is locked. This lock is !age old. Click here to <a href="!break">break this lock</a>.', array('!user' => $name, '!age' => $lock_age, '!break' => $break)), 'warning');
}
}
/**
* First page of our page creator wizard.
*/
function panels_node_override_basic($form, &$form_state) {
$types = node_type_get_types();
$form_state['types'] = $types;
$already_done = array();
// Figure out which types already have variants assigned to them.
foreach ($form_state['page']->handlers as $name => $handler) {
if ($handler->handler == 'panel_context' && !empty($handler->conf['access']['plugins'])) {
foreach ($handler->conf['access']['plugins'] as $plugin) {
if ($plugin['name'] == 'node_type') {
foreach ($plugin['settings']['type'] as $type) {
$already_done[$type] = $name;
}
}
}
}
}
if ($already_done) {
$items = array();
foreach ($already_done as $type => $handler_id) {
$items[] = check_plain($types[$type]->name) . ' ' . l(t('[Edit]'), page_manager_edit_url($form_state['page']->task_name, array('handlers', $handler_id, 'content')));
}
$form['already_done'] = array(
'#type' => 'item',
'#title' => t('Existing node templates'),
'#value' => theme('item_list', array('items' => $items)),
);
}
$options = array();
foreach ($types as $name => $type) {
if (empty($already_done[$name])) {
$options[$name] = $type->name;
}
}
$form['type'] = array(
'#type' => 'select',
'#title' => t('Node type'),
'#options' => $options,
'#default_value' => $form_state['wizard cache']->type,
);
ctools_include('page-wizard', 'panels');
panels_page_wizard_add_layout($form, $form_state);
}
/**
* Submit function to store the form data in our cache.
*/
function panels_node_override_basic_submit(&$form, &$form_state) {
$cache = &$form_state['wizard cache'];
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$cache->display->layout = $form_state['values']['layout'];
$cache->type = $form_state['values']['type'];
// Create a new handler object and cache it; this way we can use the
// handler object for retrieving contexts properly.
// Create the the panel context variant configured with our display
$plugin = page_manager_get_task_handler('panel_context');
// Create a new handler.
$cache->handler = page_manager_new_task_handler($plugin);
$cache->handler->conf['title'] = $form_state['types'][$cache->type]->name;
$cache->handler->conf['pipeline'] = 'ipe';
$cache->handler->conf['access'] = array(
'plugins' => array(
0 => array(
'name' => 'node_type',
'settings' => array(
'type' => array(
$cache->type => $cache->type,
),
),
'context' => 'argument_nid_1',
'not' => FALSE,
),
),
'logic' => 'and',
);
// Find a region by trying some basic main content region IDs.
$layout = panels_get_layout($form_state['values']['layout']);
$regions = panels_get_regions($layout, $cache->display);
foreach (array('center', 'middle', 'content', 'main') as $candidate) {
if (!empty($regions[$candidate])) {
$region = $candidate;
break;
}
}
// If all of the above failed, use the first region.
if (empty($region)) {
$keys = array_keys($regions);
$region = reset($keys);
}
// Populate the layout with content. This is from an export, with minor
// changes to ensure defaults are correct and to add stuff to the proper region.
$pane = new stdClass;
$pane->pid = 'new-1';
$pane->panel = $region;
$pane->type = 'node_content';
$pane->subtype = 'node_content';
$pane->shown = TRUE;
$pane->access = array();
$pane->configuration = array(
'links' => 1,
'page' => 1,
'no_extras' => 0,
'override_title' => 0,
'override_title_text' => '',
'identifier' => '',
'link' => 0,
'leave_node_title' => 0,
'context' => 'argument_nid_1',
'build_mode' => 'full',
);
$pane->cache = array();
$pane->style = array(
'settings' => NULL,
);
$pane->css = array();
$pane->extras = array();
$pane->position = 0;
$cache->display->content['new-1'] = $pane;
$cache->display->panels[$region][0] = 'new-1';
$cache->display->title_pane = 'new-1';
$cache->display->hide_title = PANELS_TITLE_PANE;
$pane = new stdClass;
$pane->pid = 'new-2';
$pane->panel = $region;
$pane->type = 'node_comments';
$pane->subtype = 'node_comments';
$pane->shown = TRUE;
$pane->access = array();
$pane->configuration = array(
'mode' => variable_get('comment_default_mode', COMMENT_MODE_THREADED),
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'comments_per_page' => variable_get('comment_default_per_page', '50'),
'context' => 'argument_nid_1',
'override_title' => 0,
'override_title_text' => '',
);
$pane->cache = array();
$pane->style = array(
'settings' => NULL,
);
$pane->css = array();
$pane->extras = array();
$pane->position = 1;
$cache->display->content['new-2'] = $pane;
$cache->display->panels[$region][1] = 'new-2';
$pane = new stdClass;
$pane->pid = 'new-3';
$pane->panel = $region;
$pane->type = 'node_comment_form';
$pane->subtype = 'node_comment_form';
$pane->shown = TRUE;
$pane->access = array();
$pane->configuration = array(
'anon_links' => 1,
'context' => 'argument_nid_1',
'override_title' => 0,
'override_title_text' => '',
);
$pane->cache = array();
$pane->style = array(
'settings' => NULL,
);
$pane->css = array();
$pane->extras = array();
$pane->position = 2;
$cache->display->content['new-3'] = $pane;
$cache->display->panels[$region][2] = 'new-3';
$task = page_manager_get_task('node_view');
ctools_include('context');
ctools_include('context-task-handler');
$cache->context = ctools_context_handler_get_all_contexts($task, NULL, $cache->handler);
}
/**
* Second page of our wizard. This one provides a layout and lets the
* user add content.
*/
function panels_node_override_content($form, &$form_state) {
ctools_include('page-wizard', 'panels');
panels_page_wizard_add_content($form, $form_state);
}
/**
* Store changes to the display.
*/
function panels_node_override_content_submit(&$form, &$form_state) {
panels_page_wizard_add_content_submit($form, $form_state);
}
/**
* Complete the wizard, create a new variant, and send them to the
* edit screen of that variant.
*/
function panels_node_override_finish(&$form_state) {
$page = &$form_state['page'];
$cache = &$form_state['wizard cache'];
// Add the new handler to the page
$cache->handler->conf['display'] = $cache->display;
page_manager_handler_add_to_page($page, $cache->handler);
// Save it
page_manager_save_page_cache($page);
// Send us to the page manager edit form for this.
$form_state['redirect'] = url(page_manager_edit_url('node_view', array('handlers', $cache->handler->name, 'content')));
drupal_set_message(t('Your node template has been created.'));
}