popsu-d7/sites/all/modules/features/includes/features.ctools.inc
2016-10-13 12:10:40 +02:00

379 lines
14 KiB
PHP

<?php
function ctools_features_declare_functions($reset = FALSE) {
/**
* This is called by Features to ensure ctools component functions are defined
* Dynamically declare functions under a ctools component's namespace if they are not already declared.
*/
if (function_exists('_ctools_features_get_info')) {
foreach (_ctools_features_get_info(NULL, $reset) as $component => $info) {
$code = '';
if (!function_exists("{$info['module']}_features_api")) {
$code .= 'function '. $info['module'] .'_features_api() { return ctools_component_features_api("'. $info['module'] .'"); }';
}
// ctools component with owner defined as "ctools"
if (!function_exists("{$component}_features_api") && $info['module'] === 'ctools') {
$code .= 'function '. $component .'_features_api() { return ctools_component_features_api("'. $component .'"); }';
}
if (!function_exists("{$component}_features_export")) {
$code .= 'function '. $component .'_features_export($data, &$export, $module_name = "") { return ctools_component_features_export("'. $component .'", $data, $export, $module_name); }';
}
if (!function_exists("{$component}_features_export_options")) {
$code .= 'function '. $component .'_features_export_options() { return ctools_component_features_export_options("'. $component .'"); }';
}
if (!function_exists("{$component}_features_export_render")) {
$code .= 'function '. $component .'_features_export_render($module, $data, $export = NULL) { return ctools_component_features_export_render("'. $component .'", $module, $data, $export); }';
}
if (!function_exists("{$component}_features_revert")) {
$code .= 'function '. $component .'_features_revert($module) { return ctools_component_features_revert("'. $component .'", $module); }';
}
eval($code);
}
}
}
/**
* Implements hook_features_api().
*/
function ctools_features_api() {
return array(
'ctools' => array(
'name' => 'CTools export API',
'feature_source' => TRUE,
'duplicates' => FEATURES_DUPLICATES_ALLOWED,
// CTools API integration does not include a default hook declaration as
// it is not a proper default hook.
// 'default_hook' => 'ctools_plugin_api',
),
);
}
/**
* Implements hook_features_export().
* Adds references to the ctools mothership hook, ctools_plugin_api().
*/
function ctools_features_export($data, &$export, $module_name = '') {
// Add ctools dependency
$export['dependencies']['ctools'] = 'ctools';
// Add the actual ctools components which will need to be accounted for in
// hook_ctools_plugin_api(). The components are actually identified by a
// delimited list of values: `module_name:api:current_version`
foreach ($data as $component) {
if ($info = _ctools_features_get_info($component)) {
$identifier = "{$info['module']}:{$info['api']}:{$info['current_version']}";
$export['features']['ctools'][$identifier] = $identifier;
}
}
return array();
}
/**
* Implements hook_features_export_render().
* Adds the ctools mothership hook, ctools_plugin_api().
*/
function ctools_features_export_render($module, $data) {
$component_exports = array();
foreach ($data as $component) {
$code = array();
if ($info = _ctools_features_get_info($component)) {
// For background on why we change the output for hook_views_api()
// see http://drupal.org/node/1459120.
if ($info['module'] == 'views') {
$code[] = ' return array("api" => "3.0");';
}
else {
$code[] = ' if ($module == "'. $info['module'] .'" && $api == "'. $info['api'] .'") {';
$code[] = ' return array("version" => "'. $info['current_version'] .'");';
$code[] = ' }';
}
}
ctools_include('plugins');
$plugin_api_hook_name = ctools_plugin_api_get_hook($info['module'], $info['api']);
if (key_exists($plugin_api_hook_name, $component_exports)) {
$component_exports[$plugin_api_hook_name]['code'] .= "\n" . implode("\n", $code);
}
else {
$component_exports[$plugin_api_hook_name] = array(
'code' => implode("\n", $code),
'args' => '$module = NULL, $api = NULL',
);
}
}
return $component_exports;
}
/**
* Master implementation of hook_features_api() for all ctools components.
*
* Note that this master hook does not use $component like the others, but uses the
* component module's namespace instead.
*/
function ctools_component_features_api($module_name) {
$api = array();
foreach (_ctools_features_get_info() as $component => $info) {
// if module owner is set to "ctools" we need to compare the component
if ($info['module'] == $module_name || ($info['module'] === 'ctools' && $component == $module_name) ) {
$api[$component] = $info;
}
}
return $api;
}
/**
* Master implementation of hook_features_export_options() for all ctools components.
*/
function ctools_component_features_export_options($component) {
$options = array();
ctools_include('export');
$schema = ctools_export_get_schema($component);
if ($schema && $schema['export']['bulk export']) {
if (!empty($schema['export']['list callback']) && function_exists($schema['export']['list callback'])) {
$options = $schema['export']['list callback']();
}
else {
$options = _ctools_features_export_default_list($component, $schema);
}
}
asort($options);
return $options;
}
/**
* Master implementation of hook_features_export() for all ctools components.
*/
function ctools_component_features_export($component, $data, &$export, $module_name = '') {
// Add the actual implementing module as a dependency
$info = _ctools_features_get_info();
if ($module_name !== $info[$component]['module']) {
$export['dependencies'][$info[$component]['module']] = $info[$component]['module'];
}
// Add the components
foreach ($data as $object_name) {
if ($object = _ctools_features_export_crud_load($component, $object_name)) {
// If this object is provided as a default by a different module, don't
// export and add that module as a dependency instead.
if (!empty($object->export_module) && $object->export_module !== $module_name) {
$export['dependencies'][$object->export_module] = $object->export_module;
if (isset($export['features'][$component][$object_name])) {
unset($export['features'][$component][$object_name]);
}
}
// Otherwise, add the component.
else {
$export['features'][$component][$object_name] = $object_name;
}
}
}
// Let CTools handle API integration for this component.
return array('ctools' => array($component));
}
/**
* Master implementation of hook_features_export_render() for all ctools components.
*/
function ctools_component_features_export_render($component, $module, $data) {
// Reset the export display static to prevent clashes.
drupal_static_reset('panels_export_display');
ctools_include('export');
$schema = ctools_export_get_schema($component);
if (function_exists($schema['export']['to hook code callback'])) {
$export = $schema['export']['to hook code callback']($data, $module);
$code = explode("{\n", $export);
array_shift($code);
$code = explode('}', implode($code, "{\n"));
array_pop($code);
$code = implode('}', $code);
}
else {
$code = ' $export = array();'."\n\n";
foreach ($data as $object_name) {
if ($object = _ctools_features_export_crud_load($component, $object_name)) {
$identifier = $schema['export']['identifier'];
$code .= _ctools_features_export_crud_export($component, $object, ' ');
$code .= " \$export[" . ctools_var_export($object_name) . "] = \${$identifier};\n\n";
}
}
$code .= ' return $export;';
}
return array($schema['export']['default hook'] => $code);
}
/**
* Master implementation of hook_features_revert() for all ctools components.
*/
function ctools_component_features_revert($component, $module) {
if ($objects = features_get_default($component, $module)) {
foreach ($objects as $name => $object) {
// Some things (like views) do not use the machine name as key
// and need to be loaded explicitly in order to be deleted.
$object = ctools_export_crud_load($component, $name);
if ($object && ($object->export_type & EXPORT_IN_DATABASE)) {
_ctools_features_export_crud_delete($component, $object);
}
}
}
}
/**
* Helper function to return various ctools information for components.
*/
function _ctools_features_get_info($identifier = NULL, $reset = FALSE) {
static $components;
if (!isset($components) || $reset) {
$components = array();
$modules = features_get_info();
ctools_include('export');
drupal_static('ctools_export_get_schemas', NULL, $reset);
foreach (ctools_export_get_schemas_by_module() as $module => $schemas) {
foreach ($schemas as $table => $schema) {
if ($schema['export']['bulk export']) {
// Let the API owner take precedence as the owning module.
$api_module = isset($schema['export']['api']['owner']) ? $schema['export']['api']['owner'] : $module;
$components[$table] = array(
'name' => isset($modules[$api_module]->info['name']) ? $modules[$api_module]->info['name'] : $api_module,
'default_hook' => $schema['export']['default hook'],
'default_file' => FEATURES_DEFAULTS_CUSTOM,
'module' => $api_module,
'feature_source' => TRUE,
);
if (isset($schema['export']['api'])) {
$components[$table] += array(
'api' => $schema['export']['api']['api'],
'default_filename' => $schema['export']['api']['api'],
'current_version' => $schema['export']['api']['current_version'],
);
}
}
}
}
}
// Return information specific to a particular component.
if (isset($identifier)) {
// Identified by the table name.
if (isset($components[$identifier])) {
return $components[$identifier];
}
// New API identifier. Allows non-exportables related CTools APIs to be
// supported by an explicit `module:api:current_version` key.
else if (substr_count($identifier, ':') === 2) {
list($module, $api, $current_version) = explode(':', $identifier);
// If a schema component matches the provided identifier, provide that
// information. This also ensures that the version number is up to date.
foreach ($components as $table => $info) {
if ($info['module'] == $module && $info['api'] == $api && $info['current_version'] >= $current_version) {
return $info;
}
}
// Fallback to just giving back what was provided to us.
return array('module' => $module, 'api' => $api, 'current_version' => $current_version);
}
return FALSE;
}
return $components;
}
/**
* Wrapper around ctools_export_crud_export() for < 1.7 compatibility.
*/
function _ctools_features_export_crud_export($table, $object, $indent = '') {
return ctools_api_version('1.7') ? ctools_export_crud_export($table, $object, $indent) : ctools_export_object($table, $object, $indent);
}
/**
* Wrapper around ctools_export_crud_load() for < 1.7 compatibility.
*/
function _ctools_features_export_crud_load($table, $name) {
if (ctools_api_version('1.7')) {
return ctools_export_crud_load($table, $name);
}
elseif ($objects = ctools_export_load_object($table, 'names', array($name))) {
return array_shift($objects);
}
return FALSE;
}
/**
* Wrapper around ctools_export_default_list() for < 1.7 compatibility.
*/
function _ctools_features_export_default_list($table, $schema) {
if (ctools_api_version('1.7')) {
return ctools_export_default_list($table, $schema);
}
elseif ($objects = ctools_export_load_object($table, 'all')) {
return drupal_map_assoc(array_keys($objects));
}
return array();
}
/**
* Wrapper around ctools_export_crud_delete() for < 1.7 compatibility.
*/
function _ctools_features_export_crud_delete($table, $object) {
if (ctools_api_version('1.7')) {
ctools_export_crud_delete($table, $object);
}
else {
$schema = ctools_export_get_schema($table);
$export = $schema['export'];
db_query("DELETE FROM {{$table}} WHERE {$export['key']} = '%s'", $object->{$export['key']});
}
}
/**
* Implements hook_features_export_render() for page_manager.
*/
function page_manager_pages_features_export_render($module, $data) {
// Reset the export display static to prevent clashes.
drupal_static_reset('panels_export_display');
// Ensure that handlers have their code included before exporting.
page_manager_get_tasks();
return ctools_component_features_export_render('page_manager_pages', $module, $data);
}
/**
* Implements hook_features_revert() for page_manager.
*/
function page_manager_pages_features_revert($module) {
if ($pages = features_get_default('page_manager_pages', $module)) {
require_once drupal_get_path('module', 'ctools') . '/page_manager/plugins/tasks/page.inc';
foreach ($pages as $page) {
page_manager_page_delete($page);
}
}
}
/**
* Implements hook_features_pipe_COMPONENT_alter() for views_view.
*/
function views_features_pipe_views_view_alter(&$pipe, $data, $export) {
// @todo Remove this check before next stable release.
if (!function_exists('views_plugin_list')) {
return;
}
$map = array_flip($data);
foreach (views_plugin_list() as $plugin) {
foreach ($plugin['views'] as $view_name) {
if (isset($map[$view_name])) {
$pipe['dependencies'][$plugin['module']] = $plugin['module'];
}
}
}
}