'Wysiwyg',
'page callback' => 'drupal_get_form',
'page arguments' => array('wysiwyg_profile_overview'),
'description' => 'Configure client-side editors.',
'access arguments' => array('administer filters'),
'file' => 'wysiwyg.admin.inc',
);
$items['admin/settings/wysiwyg/profile'] = array(
'title' => 'Profiles',
'type' => MENU_DEFAULT_LOCAL_TASK,
);
$items['admin/settings/wysiwyg/profile/%wysiwyg_profile/edit'] = array(
'title' => 'Edit',
'page callback' => 'drupal_get_form',
'page arguments' => array('wysiwyg_profile_form', 4),
'access arguments' => array('administer filters'),
'file' => 'wysiwyg.admin.inc',
'tab_root' => 'admin/settings/wysiwyg/profile',
'tab_parent' => 'admin/settings/wysiwyg/profile/%wysiwyg_profile',
'type' => MENU_LOCAL_TASK,
);
$items['admin/settings/wysiwyg/profile/%wysiwyg_profile/delete'] = array(
'title' => 'Remove',
'page callback' => 'drupal_get_form',
'page arguments' => array('wysiwyg_profile_delete_confirm', 4),
'access arguments' => array('administer filters'),
'file' => 'wysiwyg.admin.inc',
'tab_root' => 'admin/settings/wysiwyg/profile',
'tab_parent' => 'admin/settings/wysiwyg/profile/%wysiwyg_profile',
'type' => MENU_LOCAL_TASK,
'weight' => 10,
);
$items['wysiwyg/%'] = array(
'page callback' => 'wysiwyg_dialog',
'page arguments' => array(1),
'access arguments' => array('access content'),
'type' => MENU_CALLBACK,
'file' => 'wysiwyg.dialog.inc',
);
return $items;
}
/**
* Implementation of hook_theme().
*
* @see drupal_common_theme(), common.inc
* @see template_preprocess_page(), theme.inc
*/
function wysiwyg_theme() {
return array(
'wysiwyg_profile_overview' => array(
'arguments' => array('form' => NULL),
),
'wysiwyg_admin_button_table' => array(
'arguments' => array('form' => NULL),
),
'wysiwyg_dialog_page' => array(
'arguments' => array('content' => NULL, 'show_messages' => TRUE),
'file' => 'wysiwyg.dialog.inc',
'template' => 'wysiwyg-dialog-page',
),
);
}
/**
* Implementation of hook_help().
*/
function wysiwyg_help($path, $arg) {
switch ($path) {
case 'admin/settings/wysiwyg':
$output = '' . t('A Wysiwyg profile is associated with an input format. A Wysiwyg profile defines which client-side editor is loaded with a particular input format, what buttons or themes are enabled for the editor, how the editor is displayed, and a few other editor-specific functions.') . '
';
return $output;
}
}
/**
* Implementation of hook_form_alter().
*
* Before Drupal 7, there is no way to easily identify form fields that are
* input format enabled. As a workaround, we assign a form #after_build
* processing callback that is executed on all forms after they have been
* completely built, so form elements are in their effective order
* and position already.
*
* @see wysiwyg_process_form()
*/
function wysiwyg_form_alter(&$form, &$form_state) {
$form['#after_build'][] = 'wysiwyg_process_form';
// Teaser splitter is unconditionally removed and NOT supported.
if (isset($form['body_field'])) {
unset($form['body_field']['teaser_js']);
}
}
/**
* Process a textarea for Wysiwyg Editor.
*
* This way, we can recurse into the form and search for certain, hard-coded
* elements that have been added by filter_form(). If an input format selector
* or input format guidelines element is found, we assume that the preceding
* element is the corresponding textarea and use it's #id for attaching
* client-side editors.
*
* @see wysiwyg_elements(), filter_form()
*/
function wysiwyg_process_form(&$form) {
// Iterate over element children; resetting array keys to access last index.
if ($children = array_values(element_children($form))) {
foreach ($children as $index => $item) {
$element = &$form[$item];
// filter_form() always uses the key 'format'. We need a type-agnostic
// match to prevent false positives. Also, there must have been at least
// one element on this level.
if (($item === 'format' || $item === 'signature_format') && $index > 0) {
// Make sure we either match a input format selector or input format
// guidelines (displayed if user has access to one input format only).
if ((isset($element['#type']) && $element['#type'] == 'fieldset') || isset($element['format']['guidelines'])) {
// The element before this element is the target form field.
$field = &$form[$children[$index - 1]];
// If this textarea is #resizable and we will load at least one
// editor, then only load the behavior and let the 'none' editor
// attach/detach it to avoid hi-jacking the UI. Due to our CSS class
// parsing, we can add arbitrary parameters for each input format.
// The #resizable property will be removed below, if at least one
// profile has been loaded.
$extra_class = '';
if (!empty($field['#resizable'])) {
$extra_class = ' wysiwyg-resizable-1';
drupal_add_js('misc/textarea.js');
}
// Determine the available input formats. The last child element is a
// link to "More information about formatting options". When only one
// input format is displayed, we also have to remove formatting
// guidelines, stored in the child 'format'.
$formats = element_children($element);
array_pop($formats);
if (($key = array_search('format', $formats)) !== FALSE) {
unset($formats[$key]);
}
foreach ($formats as $format) {
// Default to 'none' editor (Drupal's default behaviors).
$editor = 'none';
$status = 1;
$toggle = 1;
// Fetch the profile associated to this input format.
$profile = wysiwyg_get_profile($format);
if ($profile) {
$loaded = TRUE;
$editor = $profile->editor;
$status = (int) wysiwyg_user_get_status($profile);
if (isset($profile->settings['show_toggle'])) {
$toggle = (int) $profile->settings['show_toggle'];
}
// Check editor theme (and reset it if not/no longer available).
$theme = wysiwyg_get_editor_themes($profile, (isset($profile->settings['theme']) ? $profile->settings['theme'] : ''));
// Add plugin settings (first) for this input format.
wysiwyg_add_plugin_settings($profile);
// Add profile settings for this input format.
wysiwyg_add_editor_settings($profile, $theme);
}
// Use a prefix/suffix for a single input format, or attach to input
// format selector radio buttons.
if (isset($element['format']['guidelines'])) {
$element['format']['guidelines']['#prefix'] = '';
// Edge-case: Default format contains no input filters.
if (empty($element['format']['guidelines']['#value'])) {
$element['format']['guidelines']['#value'] = ' ';
}
}
else {
$element[$format]['#attributes']['class'] = (isset($element[$format]['#attributes']['class']) ? $element[$format]['#attributes']['class'] . ' ' : '');
$element[$format]['#attributes']['class'] .= 'wysiwyg wysiwyg-format-' . $format . ' wysiwyg-editor-' . $editor . ' wysiwyg-field-' . $field['#id'] . ' wysiwyg-status-' . $status . ' wysiwyg-toggle-' . $toggle . $extra_class;
}
}
// If we loaded at least one editor, then the 'none' editor will
// handle resizable textareas instead of core.
if (isset($loaded) && !empty($field['#resizable'])) {
$field['#resizable'] = FALSE;
}
}
// If this element is 'format', do not recurse further.
continue;
}
// Recurse into children.
wysiwyg_process_form($element);
}
}
return $form;
}
/**
* Determine the profile to use for a given input format id.
*
* This function also performs sanity checks for the configured editor in a
* profile to ensure that we do not load a malformed editor.
*
* @param $format
* The internal id of an input format.
*
* @return
* A wysiwyg profile.
*
* @see wysiwyg_load_editor(), wysiwyg_get_editor()
*/
function wysiwyg_get_profile($format) {
if ($profile = wysiwyg_profile_load($format)) {
if (wysiwyg_load_editor($profile)) {
return $profile;
}
}
return FALSE;
}
/**
* Load an editor library and initialize basic Wysiwyg settings.
*
* @param $profile
* A wysiwyg editor profile.
*
* @return
* TRUE if the editor has been loaded, FALSE if not.
*
* @see wysiwyg_get_profile()
*/
function wysiwyg_load_editor($profile) {
static $settings_added;
static $loaded = array();
$name = $profile->editor;
// Library files must be loaded only once.
if (!isset($loaded[$name])) {
// Load editor.
$editor = wysiwyg_get_editor($name);
if ($editor) {
// Determine library files to load.
// @todo Allow to configure the library/execMode to use.
if (isset($profile->settings['library']) && isset($editor['libraries'][$profile->settings['library']])) {
$library = $profile->settings['library'];
$files = $editor['libraries'][$library]['files'];
}
else {
// Fallback to the first defined library by default (external libraries can change).
$library = key($editor['libraries']);
$files = array_shift($editor['libraries']);
$files = $files['files'];
}
foreach ($files as $file => $options) {
if (is_array($options)) {
$options += array('type' => 'module', 'scope' => 'header', 'defer' => FALSE, 'cache' => TRUE, 'preprocess' => TRUE);
drupal_add_js($editor['library path'] . '/' . $file, $options['type'], $options['scope'], $options['defer'], $options['cache'], $options['preprocess']);
}
else {
drupal_add_js($editor['library path'] . '/' . $options);
}
}
// If editor defines an additional load callback, invoke it.
// @todo Isn't the settings callback sufficient?
if (isset($editor['load callback']) && function_exists($editor['load callback'])) {
$editor['load callback']($editor, $library);
}
// Load JavaScript integration files for this editor.
$files = array();
if (isset($editor['js files'])) {
$files = $editor['js files'];
}
foreach ($files as $file) {
drupal_add_js($editor['js path'] . '/' . $file);
}
// Load CSS stylesheets for this editor.
$files = array();
if (isset($editor['css files'])) {
$files = $editor['css files'];
}
foreach ($files as $file) {
drupal_add_css($editor['css path'] . '/' . $file);
}
drupal_add_js(array('wysiwyg' => array(
'configs' => array($editor['name'] => array('global' => array(
// @todo Move into (global) editor settings.
// If JS compression is enabled, at least TinyMCE is unable to determine
// its own base path and exec mode since it can't find the script name.
'editorBasePath' => base_path() . $editor['library path'],
'execMode' => $library,
))),
)), 'setting');
$loaded[$name] = TRUE;
}
else {
$loaded[$name] = FALSE;
}
}
// Add basic Wysiwyg settings if any editor has been added.
if (!isset($settings_added) && $loaded[$name]) {
drupal_add_js(array('wysiwyg' => array(
'configs' => array(),
'disable' => t('Disable rich-text'),
'enable' => t('Enable rich-text'),
)), 'setting');
$path = drupal_get_path('module', 'wysiwyg');
// Initialize our namespaces in the *header* to do not force editor
// integration scripts to check and define Drupal.wysiwyg on its own.
drupal_add_js($path . '/wysiwyg.init.js', 'core');
// The 'none' editor is a special editor implementation, allowing us to
// attach and detach regular Drupal behaviors just like any other editor.
drupal_add_js($path . '/editors/js/none.js');
// Add wysiwyg.js to the footer to ensure it's executed after the
// Drupal.settings array has been rendered and populated. Also, since editor
// library initialization functions must be loaded first by the browser,
// and Drupal.wysiwygInit() must be executed AFTER editors registered
// their callbacks and BEFORE Drupal.behaviors are applied, this must come
// last.
drupal_add_js($path . '/wysiwyg.js', 'module', 'footer');
$settings_added = TRUE;
}
return $loaded[$name];
}
/**
* Add editor settings for a given input format.
*/
function wysiwyg_add_editor_settings($profile, $theme) {
static $formats = array();
if (!isset($formats[$profile->format])) {
$config = wysiwyg_get_editor_config($profile, $theme);
// drupal_to_js() does not properly convert numeric array keys, so we need
// to use a string instead of the format id.
drupal_add_js(array('wysiwyg' => array('configs' => array($profile->editor => array('format' . $profile->format => $config)))), 'setting');
$formats[$profile->format] = TRUE;
}
}
/**
* Add settings for external plugins.
*
* Plugins can be used in multiple profiles, but not necessarily in all. Because
* of that, we need to process plugins for each profile, even if most of their
* settings are not stored per profile.
*
* Implementations of hook_wysiwyg_plugin() may execute different code for each
* editor. Therefore, we have to invoke those implementations for each editor,
* but process the resulting plugins separately for each profile.
*
* Drupal plugins differ to native plugins in that they have plugin-specific
* definitions and settings, which need to be processed only once. But they are
* also passed to the editor to prepare settings specific to the editor.
* Therefore, we load and process the Drupal plugins only once, and hand off the
* effective definitions for each profile to the editor.
*
* @param $profile
* A wysiwyg editor profile.
*
* @todo Rewrite wysiwyg_process_form() to build a registry of effective
* profiles in use, so we can process plugins in multiple profiles in one shot
* and simplify this entire function.
*/
function wysiwyg_add_plugin_settings($profile) {
static $plugins = array();
static $processed_plugins = array();
static $processed_formats = array();
// Each input format must only processed once.
// @todo ...as long as we do not have multiple profiles per format.
if (isset($processed_formats[$profile->format])) {
return;
}
$processed_formats[$profile->format] = TRUE;
$editor = wysiwyg_get_editor($profile->editor);
// Collect native plugins for this editor provided via hook_wysiwyg_plugin()
// and Drupal plugins provided via hook_wysiwyg_include_directory().
if (!array_key_exists($editor['name'], $plugins)) {
$plugins[$editor['name']] = wysiwyg_get_plugins($editor['name']);
}
// Nothing to do, if there are no plugins.
if (empty($plugins[$editor['name']])) {
return;
}
// Determine name of proxy plugin for Drupal plugins.
$proxy = (isset($editor['proxy plugin']) ? key($editor['proxy plugin']) : '');
// Process native editor plugins.
if (isset($editor['plugin settings callback'])) {
// @todo Require PHP 5.1 in 3.x and use array_intersect_key().
$profile_plugins_native = array();
foreach ($plugins[$editor['name']] as $plugin => $meta) {
// Skip Drupal plugins (handled below).
if ($plugin === $proxy) {
continue;
}
// Only keep native plugins that are enabled in this profile.
if (isset($profile->settings['buttons'][$plugin])) {
$profile_plugins_native[$plugin] = $meta;
}
}
// Invoke the editor's plugin settings callback, so it can populate the
// settings for native external plugins with required values.
$settings_native = call_user_func($editor['plugin settings callback'], $editor, $profile, $profile_plugins_native);
drupal_add_js(array('wysiwyg' => array('plugins' => array('format' . $profile->format => array('native' => $settings_native)))), 'setting');
}
// Process Drupal plugins.
if ($proxy && isset($editor['proxy plugin settings callback'])) {
$profile_plugins_drupal = array();
foreach (wysiwyg_get_all_plugins() as $plugin => $meta) {
if (isset($profile->settings['buttons'][$proxy][$plugin])) {
// JavaScript and plugin-specific settings for Drupal plugins must be
// loaded and processed only once. Plugin information is cached
// statically to pass it to the editor's proxy plugin settings callback.
if (!isset($processed_plugins[$proxy][$plugin])) {
$profile_plugins_drupal[$plugin] = $processed_plugins[$proxy][$plugin] = $meta;
// Load the Drupal plugin's JavaScript.
drupal_add_js($meta['js path'] . '/' . $meta['js file']);
// Add plugin-specific settings.
if (isset($meta['settings'])) {
drupal_add_js(array('wysiwyg' => array('plugins' => array('drupal' => array($plugin => $meta['settings'])))), 'setting');
}
}
else {
$profile_plugins_drupal[$plugin] = $processed_plugins[$proxy][$plugin];
}
}
}
// Invoke the editor's proxy plugin settings callback, so it can populate
// the settings for Drupal plugins with custom, required values.
$settings_drupal = call_user_func($editor['proxy plugin settings callback'], $editor, $profile, $profile_plugins_drupal);
drupal_add_js(array('wysiwyg' => array('plugins' => array('format' . $profile->format => array('drupal' => $settings_drupal)))), 'setting');
}
}
/**
* Retrieve available themes for an editor.
*
* Editor themes control the visual presentation of an editor.
*
* @param $profile
* A wysiwyg editor profile; passed/altered by reference.
* @param $selected_theme
* An optional theme name that ought to be used.
*
* @return
* An array of theme names, or a single, checked theme name if $selected_theme
* was given.
*/
function wysiwyg_get_editor_themes(&$profile, $selected_theme = NULL) {
static $themes = array();
if (!isset($themes[$profile->editor])) {
$editor = wysiwyg_get_editor($profile->editor);
if (isset($editor['themes callback']) && function_exists($editor['themes callback'])) {
$themes[$editor['name']] = $editor['themes callback']($editor, $profile);
}
// Fallback to 'default' otherwise.
else {
$themes[$editor['name']] = array('default');
}
}
// Check optional $selected_theme argument, if given.
if (isset($selected_theme)) {
// If the passed theme name does not exist, use the first available.
if (!in_array($selected_theme, $themes[$profile->editor])) {
$selected_theme = $profile->settings['theme'] = $themes[$profile->editor][0];
}
}
return isset($selected_theme) ? $selected_theme : $themes[$profile->editor];
}
/**
* Return plugin metadata from the plugin registry.
*
* @param $editor_name
* The internal name of an editor to return plugins for.
*
* @return
* An array for each plugin.
*/
function wysiwyg_get_plugins($editor_name) {
$plugins = array();
if (!empty($editor_name)) {
$editor = wysiwyg_get_editor($editor_name);
// Add internal editor plugins.
if (isset($editor['plugin callback']) && function_exists($editor['plugin callback'])) {
$plugins = $editor['plugin callback']($editor);
}
// Add editor plugins provided via hook_wysiwyg_plugin().
$plugins = array_merge($plugins, module_invoke_all('wysiwyg_plugin', $editor['name'], $editor['installed version']));
// Add API plugins provided by Drupal modules.
// @todo We need to pass the filepath to the plugin icon for Drupal plugins.
if (isset($editor['proxy plugin'])) {
$plugins += $editor['proxy plugin'];
$proxy = key($editor['proxy plugin']);
foreach (wysiwyg_get_all_plugins() as $plugin_name => $info) {
$plugins[$proxy]['buttons'][$plugin_name] = $info['title'];
}
}
}
return $plugins;
}
/**
* Return an array of initial editor settings for a Wysiwyg profile.
*/
function wysiwyg_get_editor_config($profile, $theme) {
$editor = wysiwyg_get_editor($profile->editor);
$settings = array();
if (!empty($editor['settings callback']) && function_exists($editor['settings callback'])) {
$settings = $editor['settings callback']($editor, $profile->settings, $theme);
// Allow other modules to alter the editor settings for this format.
$context = array('editor' => $editor, 'profile' => $profile, 'theme' => $theme);
drupal_alter('wysiwyg_editor_settings', $settings, $context);
}
return $settings;
}
/**
* Retrieve stylesheets for HTML/IFRAME-based editors.
*
* This assumes that the content editing area only needs stylesheets defined
* for the scope 'theme'.
*
* @return
* An array containing CSS files, including proper base path.
*/
function wysiwyg_get_css() {
static $files;
if (isset($files)) {
return $files;
}
// In node form previews, the theme has not been initialized yet.
init_theme();
$files = array();
foreach (drupal_add_css() as $media => $css) {
if ($media != 'print') {
foreach ($css['theme'] as $filepath => $preprocess) {
if (file_exists($filepath)) {
$files[] = base_path() . $filepath;
}
}
}
}
return $files;
}
/**
* Load profile for a given input format.
*/
function wysiwyg_profile_load($format) {
static $profiles;
if (!isset($profiles) || !array_key_exists($format, $profiles)) {
$result = db_query('SELECT format, editor, settings FROM {wysiwyg} WHERE format = %d', $format);
while ($profile = db_fetch_object($result)) {
$profile->settings = unserialize($profile->settings);
$profiles[$profile->format] = $profile;
}
}
return (isset($profiles[$format]) ? $profiles[$format] : FALSE);
}
/**
* Load all profiles.
*/
function wysiwyg_profile_load_all() {
static $profiles;
if (!isset($profiles)) {
$profiles = array();
$result = db_query('SELECT format, editor, settings FROM {wysiwyg}');
while ($profile = db_fetch_object($result)) {
$profile->settings = unserialize($profile->settings);
$profiles[$profile->format] = $profile;
}
}
return $profiles;
}
/**
* Implementation of hook_user().
*/
function wysiwyg_user($type, &$edit, &$user, $category = NULL) {
if ($type == 'form' && $category == 'account') {
// @todo http://drupal.org/node/322433
$profile = new stdClass;
if (isset($profile->settings['user_choose']) && $profile->settings['user_choose']) {
$form['wysiwyg'] = array(
'#type' => 'fieldset',
'#title' => t('Wysiwyg Editor settings'),
'#weight' => 10,
'#collapsible' => TRUE,
'#collapsed' => TRUE,
);
$form['wysiwyg']['wysiwyg_status'] = array(
'#type' => 'checkbox',
'#title' => t('Enable editor by default'),
'#default_value' => isset($user->wysiwyg_status) ? $user->wysiwyg_status : (isset($profile->settings['default']) ? $profile->settings['default'] : FALSE),
'#return_value' => 1,
'#description' => t('If enabled, rich-text editing is enabled by default in textarea fields.'),
);
return array('wysiwyg' => $form);
}
}
elseif ($type == 'validate' && isset($edit['wysiwyg_status'])) {
return array('wysiwyg_status' => $edit['wysiwyg_status']);
}
}
function wysiwyg_user_get_status($profile) {
global $user;
if (!empty($profile->settings['user_choose']) && isset($user->wysiwyg_status)) {
$status = $user->wysiwyg_status;
}
else {
$status = isset($profile->settings['default']) ? $profile->settings['default'] : TRUE;
}
return $status;
}
/**
* @defgroup wysiwyg_api Wysiwyg API
* @{
*
* @todo Forked from Panels; abstract into a separate API module that allows
* contrib modules to define supported include/plugin types.
*/
/**
* Return library information for a given editor.
*
* @param $name
* The internal name of an editor.
*
* @return
* The library information for the editor, or FALSE if $name is unknown or not
* installed properly.
*/
function wysiwyg_get_editor($name) {
$editors = wysiwyg_get_all_editors();
return isset($editors[$name]) && $editors[$name]['installed'] ? $editors[$name] : FALSE;
}
/**
* Compile a list holding all supported editors including installed editor version information.
*/
function wysiwyg_get_all_editors() {
static $editors;
if (isset($editors)) {
return $editors;
}
$editors = wysiwyg_load_includes('editors', 'editor');
foreach ($editors as $editor => $properties) {
// Fill in required properties.
$editors[$editor] += array(
'title' => '',
'vendor url' => '',
'download url' => '',
'editor path' => wysiwyg_get_path($editors[$editor]['name']),
'library path' => wysiwyg_get_path($editors[$editor]['name']),
'libraries' => array(),
'version callback' => NULL,
'themes callback' => NULL,
'settings callback' => NULL,
'plugin callback' => NULL,
'plugin settings callback' => NULL,
'versions' => array(),
'js path' => $editors[$editor]['path'] . '/js',
'css path' => $editors[$editor]['path'] . '/css',
);
// Check whether library is present.
if (!($editors[$editor]['installed'] = file_exists($editors[$editor]['library path']))) {
continue;
}
// Detect library version.
if (function_exists($editors[$editor]['version callback'])) {
$editors[$editor]['installed version'] = $editors[$editor]['version callback']($editors[$editor]);
}
if (empty($editors[$editor]['installed version'])) {
$editors[$editor]['error'] = t('The version of %editor could not be detected.', array('%editor' => $properties['title']));
$editors[$editor]['installed'] = FALSE;
continue;
}
// Determine to which supported version the installed version maps.
ksort($editors[$editor]['versions']);
$version = 0;
foreach ($editors[$editor]['versions'] as $supported_version => $version_properties) {
if (version_compare($editors[$editor]['installed version'], $supported_version, '>=')) {
$version = $supported_version;
}
}
if (!$version) {
$editors[$editor]['error'] = t('The installed version %version of %editor is not supported.', array('%version' => $editors[$editor]['installed version'], '%editor' => $editors[$editor]['title']));
$editors[$editor]['installed'] = FALSE;
continue;
}
// Apply library version specific definitions and overrides.
$editors[$editor] = array_merge($editors[$editor], $editors[$editor]['versions'][$version]);
unset($editors[$editor]['versions']);
}
return $editors;
}
/**
* Invoke hook_wysiwyg_plugin() in all modules.
*/
function wysiwyg_get_all_plugins() {
static $plugins;
if (isset($plugins)) {
return $plugins;
}
$plugins = wysiwyg_load_includes('plugins', 'plugin');
foreach ($plugins as $name => $properties) {
$plugin = &$plugins[$name];
// Fill in required/default properties.
$plugin += array(
'title' => $plugin['name'],
'vendor url' => '',
'js path' => $plugin['path'] . '/' . $plugin['name'],
'js file' => $plugin['name'] . '.js',
'css path' => $plugin['path'] . '/' . $plugin['name'],
'css file' => $plugin['name'] . '.css',
'icon path' => $plugin['path'] . '/' . $plugin['name'] . '/images',
'icon file' => $plugin['name'] . '.png',
'dialog path' => $plugin['name'],
'dialog settings' => array(),
'settings callback' => NULL,
'settings form callback' => NULL,
);
// Fill in default settings.
$plugin['settings'] += array(
'path' => base_path() . $plugin['path'] . '/' . $plugin['name'],
);
// Check whether library is present.
if (!($plugin['installed'] = file_exists($plugin['js path'] . '/' . $plugin['js file']))) {
continue;
}
}
return $plugins;
}
/**
* Load include files for wysiwyg implemented by all modules.
*
* @param $type
* The type of includes to search for, can be 'editors'.
* @param $hook
* The hook name to invoke.
* @param $file
* An optional include file name without .inc extension to limit the search to.
*
* @see wysiwyg_get_directories(), _wysiwyg_process_include()
*/
function wysiwyg_load_includes($type = 'editors', $hook = 'editor', $file = NULL) {
// Determine implementations.
$directories = wysiwyg_get_directories($type);
$directories['wysiwyg_'] = drupal_get_path('module', 'wysiwyg') . '/' . $type;
$file_list = array();
foreach ($directories as $module => $path) {
$file_list[$module] = drupal_system_listing("$file" . '.inc$', $path, 'name', 0);
}
// Load implementations.
$info = array();
foreach (array_filter($file_list) as $module => $files) {
foreach ($files as $file) {
include_once './' . $file->filename;
$result = _wysiwyg_process_include('wysiwyg', $module . $file->name, dirname($file->filename), $hook);
if (is_array($result)) {
$info = array_merge($info, $result);
}
}
}
return $info;
}
/**
* Helper function to build paths to libraries.
*
* @param $library
* The external library name to return the path for.
* @param $base_path
* Whether to prefix the resulting path with base_path().
*
* @return
* The path to the specified library.
*
* @ingroup libraries
*/
function wysiwyg_get_path($library, $base_path = FALSE) {
static $libraries;
if (!isset($libraries)) {
$libraries = wysiwyg_get_libraries();
}
if (!isset($libraries[$library])) {
// Most often, external libraries can be shared across multiple sites.
return 'sites/all/libraries/' . $library;
}
$path = ($base_path ? base_path() : '');
$path .= $libraries[$library];
return $path;
}
/**
* Return an array of library directories.
*
* Returns an array of library directories from the all-sites directory
* (i.e. sites/all/libraries/), the profiles directory, and site-specific
* directory (i.e. sites/somesite/libraries/). The returned array will be keyed
* by the library name. Site-specific libraries are prioritized over libraries
* in the default directories. That is, if a library with the same name appears
* in both the site-wide directory and site-specific directory, only the
* site-specific version will be listed.
*
* @return
* A list of library directories.
*
* @ingroup libraries
*/
function wysiwyg_get_libraries() {
global $profile;
// When this function is called during Drupal's initial installation process,
// the name of the profile that is about to be installed is stored in the
// global $profile variable. At all other times, the regular system variable
// contains the name of the current profile, and we can call variable_get()
// to determine the profile.
if (!isset($profile)) {
$profile = variable_get('install_profile', 'default');
}
$directory = 'libraries';
$searchdir = array();
$config = conf_path();
// The 'profiles' directory contains pristine collections of modules and
// themes as organized by a distribution. It is pristine in the same way
// that /modules is pristine for core; users should avoid changing anything
// there in favor of sites/all or sites/ directories.
if (file_exists("profiles/$profile/$directory")) {
$searchdir[] = "profiles/$profile/$directory";
}
// Always search sites/all/*.
$searchdir[] = 'sites/all/' . $directory;
// Also search sites//*.
if (file_exists("$config/$directory")) {
$searchdir[] = "$config/$directory";
}
// Retrieve list of directories.
// @todo Core: Allow to scan for directories.
$directories = array();
$nomask = array('CVS');
foreach ($searchdir as $dir) {
if (is_dir($dir) && $handle = opendir($dir)) {
while (FALSE !== ($file = readdir($handle))) {
if (!in_array($file, $nomask) && $file[0] != '.') {
if (is_dir("$dir/$file")) {
$directories[$file] = "$dir/$file";
}
}
}
closedir($handle);
}
}
return $directories;
}
/**
* Return a list of directories by modules implementing wysiwyg_include_directory().
*
* @param $plugintype
* The type of a plugin; can be 'editors'.
*
* @return
* An array containing module names suffixed with '_' and their defined
* directory.
*
* @see wysiwyg_load_includes(), _wysiwyg_process_include()
*/
function wysiwyg_get_directories($plugintype) {
$directories = array();
foreach (module_implements('wysiwyg_include_directory') as $module) {
$result = module_invoke($module, 'wysiwyg_include_directory', $plugintype);
if (isset($result) && is_string($result)) {
$directories[$module . '_'] = drupal_get_path('module', $module) . '/' . $result;
}
}
return $directories;
}
/**
* Process a single hook implementation of a wysiwyg editor.
*
* @param $module
* The module that owns the hook.
* @param $identifier
* Either the module or 'wysiwyg_' . $file->name
* @param $hook
* The name of the hook being invoked.
*/
function _wysiwyg_process_include($module, $identifier, $path, $hook) {
$function = $identifier . '_' . $hook;
if (!function_exists($function)) {
return NULL;
}
$result = $function();
if (!isset($result) || !is_array($result)) {
return NULL;
}
// Fill in defaults.
foreach ($result as $editor => $properties) {
$result[$editor]['module'] = $module;
$result[$editor]['name'] = $editor;
$result[$editor]['path'] = $path;
}
return $result;
}
/**
* @} End of "defgroup wysiwyg_api".
*/