silverstripe-framework/Forms/HTMLEditor/TinyMCEConfig.php

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<?php
namespace SilverStripe\Forms\HTMLEditor;
use SilverStripe\Core\Convert;
use SilverStripe\Control\Controller;
use SilverStripe\Control\Director;
use SilverStripe\View\Requirements;
use SilverStripe\View\SSViewer;
use SilverStripe\View\ThemeResourceLoader;
use TinyMCE_Compressor;
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/**
* Default configuration for HtmlEditor specific to tinymce
*/
class TinyMCEConfig extends HTMLEditorConfig {
/**
* Location of module relative to BASE_DIR. This must contain the following dirs
* - plugins
* - themes
* - skins
*
* @config
* @var string
*/
private static $base_dir = 'framework/admin/thirdparty/tinymce';
/**
* TinyMCE JS settings
*
* @link https://www.tinymce.com/docs/configure/
*
* @var array
*/
protected $settings = array(
'fix_list_elements' => true, // https://www.tinymce.com/docs/configure/content-filtering/#fix_list_elements
'friendly_name' => '(Please set a friendly name for this config)',
'priority' => 0, // used for Per-member config override
'browser_spellcheck' => true,
'body_class' => 'typography',
'elementpath' => false, // https://www.tinymce.com/docs/configure/editor-appearance/#elementpath
'relative_urls' => true,
'remove_script_host' => true,
'convert_urls' => false, // Prevent site-root images being rewritten to base relative
'menubar' => false,
'language' => 'en',
);
/**
* Holder list of enabled plugins
*
* @var array
*/
protected $plugins = array(
'table' => null,
'emoticons' => null,
'paste' => null,
'code' => null,
'link' => null,
'importcss' => null,
);
/**
* Theme name
*
* @var string
*/
protected $theme = 'modern';
/**
* Get the theme
*
* @return string
*/
public function getTheme() {
return $this->theme;
}
/**
* Set the theme name
*
* @param string $theme
* @return $this
*/
public function setTheme($theme) {
$this->theme = $theme;
return $this;
}
/**
* Holder list of buttons, organised by line. This array is 1-based indexed array
*
* {@link https://www.tinymce.com/docs/advanced/editor-control-identifiers/#toolbarcontrols}
*
* @var array
*/
protected $buttons = array(
1 => array(
'bold', 'italic', 'underline', 'removeformat', '|',
'alignleft', 'aligncenter', 'alignright', 'alignjustify', '|',
'bullist', 'numlist', 'outdent', 'indent',
),
2 => array(
'formatselect', '|',
'paste', 'pastetext', '|',
'table', 'ssmedia', 'sslink', 'unlink', '|',
'code'
),
3 => array()
);
public function getOption($key) {
if(isset($this->settings[$key])) {
return $this->settings[$key];
}
return null;
}
public function setOption($key,$value) {
$this->settings[$key] = $value;
return $this;
}
public function setOptions($options) {
foreach ($options as $key => $value) {
$this->settings[$key] = $value;
}
return $this;
}
/**
* Get all settings
*
* @return array
*/
protected function getSettings() {
return $this->settings;
}
public function getAttributes() {
return [
'data-editor' => 'tinyMCE', // Register ss.editorWrappers.tinyMCE
'data-config' => Convert::array2json($this->getConfig())
];
}
/**
* Enable one or several plugins. Will maintain unique list if already
* enabled plugin is re-passed. If passed in as a map of plugin-name to path,
* the plugin will be loaded by tinymce.PluginManager.load() instead of through tinyMCE.init().
* Keep in mind that these externals plugins require a dash-prefix in their name.
*
* @see http://wiki.moxiecode.com/index.php/TinyMCE:API/tinymce.PluginManager/load
*
* If passing in a non-associative array, the plugin name should be located in the standard tinymce
* plugins folder.
*
* If passing in an associative array, the key of each item should be the plugin name.
* The value of each item is one of:
* - null - Will be treated as a stardard plugin in the standard location
* - relative path - Will be treated as a relative url
* - absolute url - Some url to an external plugin
*
* @param string $plugin,... a string, or several strings, or a single array of strings - The plugins to enable
* @return $this
*/
public function enablePlugins($plugin) {
$plugins = func_get_args();
if (is_array(current($plugins))) {
$plugins = current($plugins);
}
foreach ($plugins as $name => $path) {
// if plugins are passed without a path
if(is_numeric($name)) {
$name = $path;
$path = null;
}
if (!array_key_exists($name, $this->plugins)) {
$this->plugins[$name] = $path;
}
}
return $this;
}
/**
* Enable one or several plugins. Will properly handle being passed a plugin that is already disabled
* @param string $plugin,... a string, or several strings, or a single array of strings - The plugins to enable
* @return $this
*/
public function disablePlugins($plugin) {
$plugins = func_get_args();
if (is_array(current($plugins))) {
$plugins = current($plugins);
}
foreach ($plugins as $name) {
unset($this->plugins[$name]);
}
return $this;
}
/**
* Gets the list of all enabled plugins as an associative array.
* Array keys are the plugin names, and values are potentially the plugin location
*
* @return array
*/
public function getPlugins() {
return $this->plugins;
}
/**
* Get list of plugins without custom locations, which is the set of
* plugins which can be loaded via the standard plugin path, and could
* potentially be minified
*
* @return array
*/
public function getInternalPlugins() {
// Return only plugins with no custom url
$plugins = [];
foreach($this->getPlugins() as $name => $url) {
if(empty($url)) {
$plugins[] = $name;
}
}
return $plugins;
}
/**
* Get all button rows, skipping empty rows
*
* @return array
*/
public function getButtons() {
return array_filter($this->buttons);
}
/**
* Totally re-set the buttons on a given line
*
* @param int $line The line number to redefine, from 1 to 3
* @param string $buttons,... A string or several strings, or a single array of strings.
* The button names to assign to this line.
* @return $this
*/
public function setButtonsForLine($line, $buttons) {
if (func_num_args() > 2) {
$buttons = func_get_args();
array_shift($buttons);
}
$this->buttons[$line] = is_array($buttons) ? $buttons : array($buttons);
return $this;
}
/**
* Add buttons to the end of a line
* @param int $line The line number to redefine, from 1 to 3
* @param string $buttons,... A string or several strings, or a single array of strings.
* The button names to add to this line
* @return $this
*/
public function addButtonsToLine($line, $buttons) {
if(func_num_args() > 2) {
$buttons = func_get_args();
array_shift($buttons);
}
if(!is_array($buttons)) {
$buttons = [$buttons];
}
foreach ($buttons as $button) {
$this->buttons[$line][] = $button;
}
return $this;
}
/**
* Internal function for adding and removing buttons related to another button
* @param string $name The name of the button to modify
* @param int $offset The offset relative to that button to perform an array_splice at.
* 0 for before $name, 1 for after.
* @param int $del The number of buttons to remove at the position given by index(string) + offset
* @param mixed $add An array or single item to insert at the position given by index(string) + offset,
* or null for no insertion
* @return bool True if $name matched a button, false otherwise
*/
protected function modifyButtons($name, $offset, $del=0, $add=null) {
foreach ($this->buttons as &$buttons) {
if (($idx = array_search($name, $buttons)) !== false) {
if ($add) {
array_splice($buttons, $idx + $offset, $del, $add);
} else {
array_splice($buttons, $idx + $offset, $del);
}
return true;
}
}
return false;
}
/**
* Insert buttons before the first occurance of another button
* @param string $before the name of the button to insert other buttons before
* @param string $buttons,... a string, or several strings, or a single array of strings.
* The button names to insert before that button
* @return bool True if insertion occured, false if it did not (because the given button name was not found)
*/
public function insertButtonsBefore($before, $buttons) {
if(func_num_args() > 2) {
$buttons = func_get_args();
array_shift($buttons);
}
if(!is_array($buttons)) {
$buttons = [$buttons];
}
return $this->modifyButtons($before, 0, 0, $buttons);
}
/**
* Insert buttons after the first occurance of another button
* @param string $after the name of the button to insert other buttons before
* @param string $buttons,... a string, or several strings, or a single array of strings.
* The button names to insert after that button
* @return bool True if insertion occured, false if it did not (because the given button name was not found)
*/
public function insertButtonsAfter($after, $buttons) {
if(func_num_args() > 2) {
$buttons = func_get_args();
array_shift($buttons);
}
if(!is_array($buttons)) {
$buttons = [$buttons];
}
return $this->modifyButtons($after, 1, 0, $buttons);
}
/**
* Remove the first occurance of buttons
* @param string $buttons,... one or more strings - the name of the buttons to remove
*/
public function removeButtons($buttons) {
if(func_num_args() > 1) {
$buttons = func_get_args();
}
if(!is_array($buttons)) {
$buttons = [$buttons];
}
foreach ($buttons as $button) {
$this->modifyButtons($button, 0, 1);
}
}
/**
* Generate the JavaScript that will set TinyMCE's configuration:
* - Parse all configurations into JSON objects to be used in JavaScript
* - Includes TinyMCE and configurations using the {@link Requirements} system
*
* @return array
*/
protected function getConfig() {
$settings = $this->getSettings();
// https://www.tinymce.com/docs/configure/url-handling/#document_base_url
$settings['document_base_url'] = Director::absoluteBaseURL();
// https://www.tinymce.com/docs/api/class/tinymce.editormanager/#baseURL
$tinyMCEBaseURL = Controller::join_links(
Director::absoluteBaseURL(),
$this->config()->base_dir
);
$settings['baseURL'] = $tinyMCEBaseURL;
// map all plugins to absolute urls for loading
$plugins = array();
foreach($this->getPlugins() as $plugin => $path) {
if(!$path) {
// Empty paths: Convert to urls in standard base url
$path = Controller::join_links(
$tinyMCEBaseURL,
"plugins/{$plugin}/plugin.min.js"
);
} elseif(!Director::is_absolute_url($path)) {
// Non-absolute urls are made absolute
$path = Director::absoluteURL($path);
}
$plugins[$plugin] = $path;
}
// https://www.tinymce.com/docs/configure/integration-and-setup/#external_plugins
if($plugins) {
$settings['external_plugins'] = $plugins;
}
// https://www.tinymce.com/docs/configure/editor-appearance/#groupingtoolbarcontrols
$buttons = $this->getButtons();
$settings['toolbar'] = [];
foreach($buttons as $rowButtons) {
$row = implode(' ', $rowButtons);
if(count($buttons) > 1) {
$settings['toolbar'][] = $row;
} else {
$settings['toolbar'] = $row;
}
}
// https://www.tinymce.com/docs/configure/content-appearance/#content_css
$settings['content_css'] = $this->getEditorCSS();
// https://www.tinymce.com/docs/configure/editor-appearance/#theme_url
$theme = $this->getTheme();
if(!Director::is_absolute_url($theme)) {
$theme = Controller::join_links($tinyMCEBaseURL, "themes/{$theme}/theme.min.js");
}
$settings['theme_url'] = $theme;
// Send back
return $settings;
}
/**
* Get location of all editor.css files
*
* @return array
*/
protected function getEditorCSS() {
$editor = array();
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// Add standard editor.css
$editor[] = Director::absoluteURL(FRAMEWORK_ADMIN_DIR . '/client/dist/styles/editor.css');
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// Themed editor.css
$themedEditor = ThemeResourceLoader::instance()->findThemedCSS('editor', SSViewer::get_themes());
if($themedEditor) {
$editor[] = Director::absoluteURL($themedEditor, Director::BASE);
}
return $editor;
}
/**
* Generate gzipped TinyMCE configuration including plugins and languages.
* This ends up "pre-loading" TinyMCE bundled with the required plugins
* so that multiple HTTP requests on the client don't need to be made.
*
* @return string
*/
public function getScriptURL() {
// If gzip is disabled just return core script url
$useGzip = HTMLEditorField::config()->get('use_gzip');
if(!$useGzip) {
return ADMIN_THIRDPARTY_DIR . '/tinymce/tinymce.min.js';
}
// tinyMCE JS requirement
require_once ADMIN_THIRDPARTY_PATH . '/tinymce/tiny_mce_gzip.php';
$tag = TinyMCE_Compressor::renderTag(array(
'url' => ADMIN_THIRDPARTY_DIR . '/tinymce/tiny_mce_gzip.php',
'plugins' => implode(',', $this->getInternalPlugins()),
'themes' => $this->getTheme(),
'languages' => $this->getOption('language')
), true);
preg_match('/src="([^"]*)"/', $tag, $matches);
return html_entity_decode($matches[1]);
}
public function init() {
// include TinyMCE Javascript
Requirements::javascript($this->getScriptURL());
}
}