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Wanikani Open Framework - Settings module

Settings module for Wanikani Open Framework

אין להתקין סקריפט זה ישירות. זוהי ספריה עבור סקריפטים אחרים // @require https://update.greatest.deepsurf.us/scripts/38576/1091793/Wanikani%20Open%20Framework%20-%20Settings%20module.js 

  1. // ==UserScript==
  2. // @name        Wanikani Open Framework - Settings module
  3. // @namespace   rfindley
  4. // @description Settings module for Wanikani Open Framework
  5. // @version     1.0.20
  6. // @copyright   2022+, Robin Findley
  7. // @license     MIT; http://opensource.org/licenses/MIT
  8. // ==/UserScript==
  9.  
  10. (function(global) {
  11.  
  12. 	const publish_context = false; // Set to 'true' to make context public.
  13.  
  14. 	//########################################################################
  15. 	//------------------------------
  16. 	// Constructor
  17. 	//------------------------------
  18. 	function Settings(config) {
  19. 		var context = {
  20. 			self: this,
  21. 			cfg: config,
  22. 		}
  23. 		if (!config.content) config.content = config.settings;
  24.  
  25. 		if (publish_context) this.context = context;
  26.  
  27. 		// Create public methods bound to context.
  28. 		this.cancel = cancel_btn.bind(context, context);
  29. 		this.open = open.bind(context, context);
  30. 		this.close = close.bind(context, context);
  31. 		this.load = load_settings.bind(context, context);
  32. 		this.save = save_settings.bind(context, context);
  33. 		this.refresh = refresh.bind(context, context);
  34. 		this.background = Settings.background;
  35. 	};
  36.  
  37. 	global.wkof.Settings = Settings;
  38. 	Settings.save = save_settings;
  39. 	Settings.load = load_settings;
  40. 	Settings.background = {
  41. 		open: open_background,
  42. 		close: close_background,
  43. 	}
  44. 	//########################################################################
  45.  
  46. 	wkof.settings = {};
  47. 	var ready = false;
  48.  
  49. 	//========================================================================
  50. 	function deep_merge(...objects) {
  51. 		let merged = {};
  52. 		function recursive_merge(dest, src) {
  53. 			for (let prop in src) {
  54. 				if (typeof src[prop] === "object" && src[prop] !== null ) {
  55. 					if (Array.isArray(src[prop])) {
  56. 						dest[prop] = src[prop].slice();
  57. 					} else {
  58. 						dest[prop] = dest[prop] || {};
  59. 						recursive_merge(dest[prop], src[prop]);
  60. 					}
  61. 				} else {
  62. 					dest[prop] = src[prop];
  63. 				}
  64. 			}
  65. 			return dest;
  66. 		}
  67. 		for (let obj in objects) {
  68. 			recursive_merge(merged, objects[obj]);
  69. 		}
  70. 		return merged;
  71. 	}
  72.  
  73. 	//------------------------------
  74. 	// Convert a config object to html dialog.
  75. 	//------------------------------
  76. 	function config_to_html(context) {
  77. 		context.config_list = {};
  78. 		var base = wkof.settings[context.cfg.script_id];
  79. 		if (base === undefined) wkof.settings[context.cfg.script_id] = base = {};
  80.  
  81. 		var html = '', item, child_passback = {};
  82. 		var id = context.cfg.script_id+'_dialog';
  83. 		for (var name in context.cfg.content) {
  84. 			var item = context.cfg.content[name];
  85. 			html += parse_item(name, context.cfg.content[name], child_passback);
  86. 		}
  87. 		if (child_passback.tabs)
  88. 			html = assemble_pages(id, child_passback.tabs, child_passback.pages) + html;
  89. 		return '<form>'+html+'</form>';
  90.  
  91. 		//============
  92. 		function parse_item(name, item, passback) {
  93. 			if (typeof item.type !== 'string') return '';
  94. 			var id = context.cfg.script_id+'_'+name;
  95. 			var cname, html = '', value, child_passback, non_page = '';
  96. 			switch (item.type) {
  97. 				case 'tabset':
  98. 					child_passback = {};
  99. 					for (cname in item.content) 
  100. 						non_page += parse_item(cname, item.content[cname], child_passback);
  101. 					if (child_passback.tabs)
  102. 						html = assemble_pages(id, child_passback.tabs, child_passback.pages);
  103. 					break;
  104.  
  105. 				case 'page':
  106. 					if (typeof item.content !== 'object') item.content = {};
  107. 					if (!passback.tabs) {
  108. 						passback.tabs = [];
  109. 						passback.pages = [];
  110. 					}
  111. 					passback.tabs.push('<li id="'+id+'_tab"'+to_title(item.hover_tip)+'><a href="#'+id+'">'+item.label+'</a></li>');
  112. 					child_passback = {};
  113. 					for (cname in item.content) 
  114. 						non_page += parse_item(cname, item.content[cname], child_passback);
  115. 					if (child_passback.tabs)
  116. 						html = assemble_pages(id, child_passback.tabs, child_passback.pages);
  117. 					passback.pages.push('<div id="'+id+'">'+html+non_page+'</div>');
  118. 					passback.is_page = true;
  119. 					html = '';
  120. 					break;
  121.  
  122. 				case 'group':
  123. 					if (typeof item.content !== 'object') item.content = {};
  124. 					child_passback = {};
  125. 					for (cname in item.content) 
  126. 						non_page += parse_item(cname, item.content[cname], child_passback);
  127. 					if (child_passback.tabs)
  128. 						html = assemble_pages(id, child_passback.tabs, child_passback.pages);
  129. 					html = '<fieldset id="'+id+'" class="wkof_group"><legend>'+item.label+'</legend>'+html+non_page+'</fieldset>';
  130. 					break;
  131.  
  132. 				case 'dropdown':
  133. 				case 'list':
  134. 					var classes = 'setting', attribs = '';
  135. 					context.config_list[name] = item;
  136. 					value = get_value(context, base, name);
  137. 					if (value === undefined) {
  138. 						if (item.default !== undefined) {
  139. 							value = item.default;
  140. 						} else {
  141. 							if (item.multi === true) {
  142. 								value = {};
  143. 								Object.keys(item.content).forEach(function(key){
  144. 									value[key] = false;
  145. 								});
  146. 							} else {
  147. 								value = Object.keys(item.content)[0];
  148. 							}
  149. 						}
  150. 						set_value(context, base, name, value);
  151. 					}
  152. 					if (item.type === 'list') {
  153. 						classes += ' list';
  154. 						attribs += ' size="'+(item.size || Object.keys(item.content).length || 4)+'"';
  155. 						if (item.multi === true) attribs += ' multiple';
  156. 					}
  157. 					html = '<select id="'+id+'" name="'+name+'" class="'+classes+'"'+attribs+to_title(item.hover_tip)+'>';
  158. 					for (cname in item.content)
  159. 						html += '<option name="'+cname+'">'+escape_text(item.content[cname])+'</option>';
  160. 					html += '</select>';
  161. 					html = make_label(item) + wrap_right(html);
  162. 					html = wrap_row(html, item.full_width, item.hover_tip);
  163. 					break;
  164.  
  165. 				case 'checkbox':
  166. 					context.config_list[name] = item;
  167. 					html = make_label(item);
  168. 					value = get_value(context, base, name);
  169. 					if (value === undefined) {
  170. 						value = (item.default || false);
  171. 						set_value(context, base, name, value);
  172. 					}
  173. 					html += wrap_right('<input id="'+id+'" class="setting" type="checkbox" name="'+name+'">');
  174. 					html = wrap_row(html, item.full_width, item.hover_tip);
  175. 					break;
  176.  
  177. 				case 'input':
  178. 				case 'number':
  179. 				case 'text':
  180. 					var itype = item.type;
  181. 					if (itype === 'input') itype = item.subtype || 'text';
  182. 					context.config_list[name] = item;
  183. 					html += make_label(item);
  184. 					value = get_value(context, base, name);
  185. 					if (value === undefined) {
  186. 						var is_number = (item.type==='number' || item.subtype==='number');
  187. 						value = (item.default || (is_number==='number'?0:''));
  188. 						set_value(context, base, name, value);
  189. 					}
  190. 					html += wrap_right('<input id="'+id+'" class="setting" type="'+itype+'" name="'+name+'"'+(item.placeholder?' placeholder="'+escape_attr(item.placeholder)+'"':'')+'>');
  191. 					html = wrap_row(html, item.full_width, item.hover_tip);
  192. 					break;
  193.  
  194. 				case 'color':
  195. 					context.config_list[name] = item;
  196. 					html += make_label(item);
  197. 					value = get_value(context, base, name);
  198. 					if (value === undefined) {
  199. 						value = (item.default || '#000000');
  200. 						set_value(context, base, name, value);
  201. 					}
  202. 					html += wrap_right('<input id="'+id+'" class="setting" type="color" name="'+name+'">');
  203. 					html = wrap_row(html, item.full_width, item.hover_tip);
  204. 					break;
  205.  
  206. 				case 'button':
  207. 					context.config_list[name] = item;
  208. 					html += make_label(item);
  209. 					var text = escape_text(item.text || 'Click');
  210. 					html += wrap_right('<button type="button" class="setting" name="'+name+'">'+text+'</button>');
  211. 					html = wrap_row(html, item.full_width, item.hover_tip);
  212. 					break;
  213.  
  214. 				case 'divider':
  215. 					html += '<hr>';
  216. 					break;
  217.  
  218. 				case 'section':
  219. 					html += '<section>'+(item.label || '')+'</section>';
  220. 					break;
  221.  
  222. 				case 'html':
  223. 					html += make_label(item);
  224. 					html += item.html;
  225. 					switch (item.wrapper) {
  226. 						case 'row': html = wrap_row(html, null, item.hover_tip); break;
  227. 						case 'left': html = wrap_left(html); break;
  228. 						case 'right': html = wrap_right(html); break;
  229. 					}
  230. 					break;
  231. 			}
  232. 			return html;
  233.  
  234. 			function make_label(item) {
  235. 				if (typeof item.label !== 'string') return '';
  236. 				return wrap_left('<label for="'+id+'">'+item.label+'</label>');
  237. 			}
  238. 		}
  239.  
  240. 		//============
  241. 		function assemble_pages(id, tabs, pages) {return '<div id="'+id+'" class="wkof_stabs"><ul>'+tabs.join('')+'</ul>'+pages.join('')+'</div>';}
  242. 		function wrap_row(html,full,hover_tip) {return '<div class="row'+(full?' full':'')+'"'+to_title(hover_tip)+'>'+html+'</div>';}
  243. 		function wrap_left(html) {return '<div class="left">'+html+'</div>';}
  244. 		function wrap_right(html) {return '<div class="right">'+html+'</div>';}
  245. 		function escape_text(text) {return text.replace(/[<>]/g, function(ch) {var map={'<':'&lt','>':'&gt;'}; return map[ch];});}
  246. 		function escape_attr(text) {return text.replace(/"/g, '&quot;');}
  247. 		function to_title(tip) {if (!tip) return ''; return ' title="'+tip.replace(/"/g,'&quot;')+'"';}
  248. 	}
  249.  
  250. 	//------------------------------
  251. 	// Open the settings dialog.
  252. 	//------------------------------
  253. 	function open(context) {
  254. 		if (!ready) return;
  255. 		if ($('#wkofs_'+context.cfg.script_id).length > 0) return;
  256. 		install_anchor();
  257. 		if (context.cfg.background !== false) open_background();
  258. 		var dialog = $('<div id="wkofs_'+context.cfg.script_id+'" class="wkof_settings" style="display:none;"></div>');
  259. 		dialog.html(config_to_html(context));
  260.  
  261. 		var width = 500;
  262. 		if (window.innerWidth < 510) {
  263. 			width = 280;
  264. 			dialog.addClass('narrow');
  265. 		}
  266. 		dialog.dialog({
  267. 			title: context.cfg.title,
  268. 			buttons: [
  269. 				{text:'Save',click:save_btn.bind(context,context)},
  270. 				{text:'Cancel',click:cancel_btn.bind(context,context)}
  271. 			],
  272. 			width: width,
  273. 			maxHeight: document.body.clientHeight,
  274. 			modal: false,
  275. 			autoOpen: false,
  276. 			appendTo: '#wkof_ds',
  277. 			resize: resize.bind(context,context),
  278. 			close: close.bind(context,context)
  279. 		});
  280. 		$(dialog.dialog('widget')).css('position','fixed');
  281. 		dialog.parent().addClass('wkof_settings_dialog');
  282.  
  283. 		$('.wkof_stabs').tabs({activate:tab_activated.bind(null,context)});
  284. 		var settings = wkof.settings[context.cfg.script_id];
  285. 		if (settings && settings.wkofs_active_tabs instanceof Array) {
  286. 			var active_tabs = settings.wkofs_active_tabs;
  287. 			for (var tab_idx = 0; tab_idx < active_tabs.length; tab_idx++) {
  288. 				var tab = $(active_tabs[tab_idx]);
  289. 				tab.closest('.ui-tabs').tabs({active:tab.index()});
  290. 			}
  291. 		}
  292.  
  293. 		dialog.dialog('open');
  294. 		var dialog_elem = $('#wkofs_'+context.cfg.script_id);
  295. 		dialog_elem.find('.setting[multiple]').on('mousedown', toggle_multi.bind(null,context));
  296. 		dialog_elem.find('.setting').on('change', setting_changed.bind(null,context));
  297. 		dialog_elem.find('form').on('submit', function(){return false;});
  298. 		dialog_elem.find('button.setting').on('click', setting_button_clicked.bind(null,context));
  299.  
  300. 		if (typeof context.cfg.pre_open === 'function') context.cfg.pre_open(dialog);
  301. 		context.reversions = deep_merge({}, wkof.settings[context.cfg.script_id]);
  302. 		refresh(context);
  303.  
  304. 		//============
  305. 		function tab_activated(context, event, ui) {
  306. 			var dialog = $('#wkofs_'+context.cfg.script_id);
  307. 			var wrapper = $(dialog.dialog('widget'));
  308. 			if (wrapper.outerHeight() + wrapper.position().top > document.body.clientHeight) {
  309. 				dialog.dialog('option', 'maxHeight', document.body.clientHeight);
  310. 			}
  311. 		}
  312.  
  313. 		function resize(context, event, ui){
  314. 			var dialog = $('#wkofs_'+context.cfg.script_id);
  315. 			var is_narrow = dialog.hasClass('narrow');
  316. 			if (is_narrow && ui.size.width >= 510)
  317. 				dialog.removeClass('narrow');
  318. 			else if (!is_narrow && ui.size.width < 490)
  319. 				dialog.addClass('narrow');
  320. 		}
  321.  
  322. 		function toggle_multi(context, e) {
  323. 			if (e.button != 0) return true;
  324. 			var multi = $(e.currentTarget);
  325. 			var scroll = e.currentTarget.scrollTop;
  326. 			e.target.selected = !e.target.selected;
  327. 			setTimeout(function(){
  328. 				e.currentTarget.scrollTop = scroll;
  329. 				multi.focus();
  330. 			},0);
  331. 			return setting_changed(context, e);
  332. 		}
  333.  
  334. 		function setting_button_clicked(context, e) {
  335. 			var name = e.target.attributes.name.value;
  336. 			var item = context.config_list[name];
  337. 			if (typeof item.on_click === 'function')
  338. 				item.on_click.call(e, name, item, setting_changed.bind(context, context, e));
  339. 		}
  340. 	}
  341.  
  342. 	//------------------------------
  343. 	// Open the settings dialog.
  344. 	//------------------------------
  345. 	function save_settings(context) {
  346. 		var script_id = (typeof context === 'string' ? context : context.cfg.script_id);
  347. 		var settings = wkof.settings[script_id];
  348. 		if (!settings) return Promise.resolve();
  349. 		return wkof.file_cache.save('wkof.settings.'+script_id, settings);
  350. 	}
  351.  
  352. 	//------------------------------
  353. 	// Open the settings dialog.
  354. 	//------------------------------
  355. 	function load_settings(context, defaults) {
  356. 		var script_id = (typeof context === 'string' ? context : context.cfg.script_id);
  357. 		return wkof.file_cache.load('wkof.settings.'+script_id)
  358. 		.then(finish, finish.bind(null,{}));
  359.  
  360. 		function finish(settings) {
  361. 			if (defaults)
  362. 				wkof.settings[script_id] = deep_merge(defaults, settings);
  363. 			else
  364. 				wkof.settings[script_id] = settings;
  365. 			return wkof.settings[script_id];
  366. 		}
  367. 	}
  368.  
  369. 	//------------------------------
  370. 	// Save button handler.
  371. 	//------------------------------
  372. 	function save_btn(context, e) {
  373. 		var script_id = context.cfg.script_id;
  374. 		var dialog = $('#wkofs_'+script_id);
  375. 		var settings = wkof.settings[script_id];
  376. 		if (settings) {
  377. 			var active_tabs = dialog.find('.ui-tabs-active').toArray().map(function(tab){return '#'+tab.attributes.id.value});
  378. 			if (active_tabs.length > 0) settings.wkofs_active_tabs = active_tabs;
  379. 		}
  380. 		if (context.cfg.autosave === undefined || context.cfg.autosave === true) save_settings(context);
  381. 		if (typeof context.cfg.on_save === 'function') context.cfg.on_save(wkof.settings[context.cfg.script_id]);
  382. 		wkof.trigger('wkof.settings.save');
  383. 		context.keep_settings = true;
  384. 		dialog.dialog('close');
  385. 	}
  386.  
  387. 	//------------------------------
  388. 	// Cancel button handler.
  389. 	//------------------------------
  390. 	function cancel_btn(context) {
  391. 		var dialog = $('#wkofs_'+context.cfg.script_id);
  392. 		dialog.dialog('close');
  393. 		if (typeof context.cfg.on_cancel === 'function') context.cfg.on_cancel(wkof.settings[context.cfg.script_id]);
  394. 	}
  395.  
  396. 	//------------------------------
  397. 	// Close and destroy the dialog.
  398. 	//------------------------------
  399. 	function close(context, keep_settings) {
  400. 		var dialog = $('#wkofs_'+context.cfg.script_id);
  401. 		if (!context.keep_settings && keep_settings !== true) {
  402. 			// Revert settings
  403. 			wkof.settings[context.cfg.script_id] = deep_merge({},context.reversions);
  404. 			delete context.reversions;
  405. 		}
  406. 		delete context.keep_settings;
  407. 		dialog.dialog('destroy');
  408. 		if (context.cfg.background !== false) close_background();
  409. 		if (typeof context.cfg.on_close === 'function') context.cfg.on_close(wkof.settings[context.cfg.script_id]);
  410. 	}
  411.  
  412. 	//------------------------------
  413. 	// Update the dialog to reflect changed settings.
  414. 	//------------------------------
  415. 	function refresh(context) {
  416. 		var script_id = context.cfg.script_id;
  417. 		var settings = wkof.settings[script_id];
  418. 		var dialog = $('#wkofs_'+script_id);
  419. 		for (var name in context.config_list) {
  420. 			var elem = dialog.find('#'+script_id+'_'+name);
  421. 			var config = context.config_list[name];
  422. 			var value = get_value(context, settings, name);
  423. 			switch (config.type) {
  424. 				case 'dropdown':
  425. 				case 'list':
  426. 					if (config.multi === true) {
  427. 						elem.find('option').each(function(i,e){
  428. 							var opt_name = e.getAttribute('name') || '#'+e.index;
  429. 							e.selected = value[opt_name];
  430. 						});
  431. 					} else {
  432. 						elem.find('option[name="'+value+'"]').prop('selected', true);
  433. 					}
  434. 					break;
  435.  
  436. 				case 'checkbox':
  437. 					elem.prop('checked', value);
  438. 					break;
  439.  
  440. 				default:
  441. 					elem.val(value);
  442. 					break;
  443. 			}
  444. 		}
  445. 		if (typeof context.cfg.on_refresh === 'function') context.cfg.on_refresh(wkof.settings[context.cfg.script_id]);
  446. 	}
  447.  
  448. 	//------------------------------
  449. 	// Handler for live settings changes.  Handles built-in validation and user callbacks.
  450. 	//------------------------------
  451. 	function setting_changed(context, event) {
  452. 		var elem = $(event.currentTarget);
  453. 		var name = elem.attr('name');
  454. 		var item = context.config_list[name];
  455. 		var config;
  456.  
  457. 		// Extract the value
  458. 		var value;
  459. 		var itype = ((item.type==='input' && item.subtype==='number') ? 'number' : item.type);
  460. 		switch (itype) {
  461. 			case 'dropdown':
  462. 			case 'list':
  463. 				if (item.multi === true) {
  464. 					value = {};
  465. 					elem.find('option').each(function(i,e){
  466. 						var opt_name = e.getAttribute('name') || '#'+e.index;
  467. 						value[opt_name] = e.selected;
  468. 					});
  469. 				} else {
  470. 					value = elem.find(':checked').attr('name');
  471. 				}
  472. 				break;
  473. 			case 'checkbox': value = elem.is(':checked'); break;
  474. 			case 'number': value = Number(elem.val()); break;
  475. 			default: value = elem.val(); break;
  476. 		}
  477.  
  478. 		// Validation
  479. 		var valid = {valid:true, msg:''};
  480. 		if (typeof item.validate === 'function') valid = item.validate.call(event.target, value, item);
  481. 		if (typeof valid === 'boolean')
  482. 			valid = {valid:valid, msg:''};
  483. 		else if (typeof valid === 'string')
  484. 			valid = {valid:false, msg:valid};
  485. 		else if (valid === undefined)
  486. 			valid = {valid:true, msg:''};
  487. 		switch (itype) {
  488. 			case 'number':
  489. 				if (typeof item.min === 'number' && Number(value) < item.min) {
  490. 					valid.valid = false;
  491. 					if (valid.msg.length === 0) {
  492. 						if (typeof item.max === 'number')
  493. 							valid.msg = 'Must be between '+item.min+' and '+item.max;
  494. 						else
  495. 							valid.msg = 'Must be '+item.min+' or higher';
  496. 					}
  497. 				} else if (typeof item.max === 'number' && Number(value) > item.max) {
  498. 					valid.valid = false;
  499. 					if (valid.msg.length === 0) {
  500. 						if (typeof item.min === 'number')
  501. 							valid.msg = 'Must be between '+item.min+' and '+item.max;
  502. 						else
  503. 							valid.msg = 'Must be '+item.max+' or lower';
  504. 					}
  505. 				}
  506. 				if (!valid)
  507. 				break;
  508.  
  509. 			case 'text':
  510. 				if (item.match !== undefined && value.match(item.match) === null) {
  511. 					valid.valid = false;
  512. 					if (valid.msg.length === 0)
  513. 						valid.msg = item.error_msg || 'Invalid value';
  514. 				}
  515. 				break;
  516. 		}
  517.  
  518. 		// Style for valid/invalid
  519. 		var parent = elem.closest('.right');
  520. 		parent.find('.note').remove();
  521. 		if (typeof valid.msg === 'string' && valid.msg.length > 0)
  522. 			parent.append('<div class="note'+(valid.valid?'':' error')+'">'+valid.msg+'</div>');
  523. 		if (!valid.valid) {
  524. 			elem.addClass('invalid');
  525. 		} else {
  526. 			elem.removeClass('invalid');
  527. 		}
  528.  
  529. 		var script_id = context.cfg.script_id;
  530. 		var settings = wkof.settings[script_id];
  531. 		if (valid.valid) {
  532. 			if (item.no_save !== true) set_value(context, settings, name, value);
  533. 			if (typeof item.on_change === 'function') item.on_change.call(event.target, name, value, item);
  534. 			if (typeof context.cfg.on_change === 'function') context.cfg.on_change.call(event.target, name, value, item);
  535. 			if (item.refresh_on_change === true) refresh(context);
  536. 		}
  537.  
  538. 		return false;
  539. 	}
  540.  
  541. 	function get_value(context, base, name){
  542. 		var item = context.config_list[name];
  543. 		var evaluate = (item.path !== undefined);
  544. 		var path = (item.path || name);
  545. 		try {
  546. 			if (!evaluate) return base[path];
  547. 			return eval(path.replace(/@/g,'base.'));
  548. 		} catch(e) {return;}
  549. 	}
  550.  
  551. 	function set_value(context, base, name, value) {
  552. 		var item = context.config_list[name];
  553. 		var evaluate = (item.path !== undefined);
  554. 		var path = (item.path || name);
  555. 		try {
  556. 			if (!evaluate) return base[path] = value;
  557. 			var depth=0, new_path='', param, c;
  558. 			for (var idx = 0; idx < path.length; idx++) {
  559. 				c = path[idx];
  560. 				if (c === '[') {
  561. 					if (depth++ === 0) {
  562. 						new_path += '[';
  563. 						param = '';
  564. 					} else {
  565. 						param += '[';
  566. 					}
  567. 				} else if (c === ']') {
  568. 					if (--depth === 0) {
  569. 						new_path += JSON.stringify(eval(param)) + ']';
  570. 					} else {
  571. 						param += ']';
  572. 					}
  573. 				} else {
  574. 					if (c === '@') c = 'base.';
  575. 					if (depth === 0)
  576. 						new_path += c;
  577. 					else
  578. 						param += c;
  579. 				}
  580. 			}
  581. 			eval(new_path + '=value');
  582. 		} catch(e) {return;}
  583. 	}
  584.  
  585. 	function install_anchor() {
  586. 		var anchor = $('#wkof_ds');
  587. 		if (anchor.length === 0) {
  588. 			anchor = $('<div id="wkof_ds"></div></div>');
  589. 			$('body').prepend(anchor);
  590. 			$('#wkof_ds').on('keydown keyup keypress', '.wkof_settings_dialog', function(e) {
  591. 				// Stop keys from bubbling beyond the background overlay.
  592. 				e.stopPropagation();
  593. 			});
  594. 		}
  595. 		return anchor;
  596. 	}
  597.  
  598. 	function open_background() {
  599. 		var anchor = install_anchor();
  600. 		var bkgd = anchor.find('> #wkofs_bkgd');
  601. 		if (bkgd.length === 0) {
  602. 			bkgd = $('<div id="wkofs_bkgd" refcnt="0"></div>');
  603. 			anchor.prepend(bkgd);
  604. 		}
  605. 		var refcnt = Number(bkgd.attr('refcnt'));
  606. 		bkgd.attr('refcnt', refcnt + 1);
  607. 	}
  608.  
  609. 	function close_background() {
  610. 		var bkgd = $('#wkof_ds > #wkofs_bkgd');
  611. 		if (bkgd.length === 0) return;
  612. 		var refcnt = Number(bkgd.attr('refcnt'));
  613. 		if (refcnt <= 0) return;
  614. 		bkgd.attr('refcnt', refcnt - 1);
  615. 	}
  616.  
  617. 	//------------------------------
  618. 	// Load jquery UI and the appropriate CSS based on location.
  619. 	//------------------------------
  620. 	var css_url = wkof.support_files['jqui_wkmain.css'];
  621.  
  622. 	wkof.include('Jquery');
  623. 	wkof.ready('document, Jquery')
  624. 	.then(function(){
  625. 		return Promise.all([
  626. 			wkof.load_script(wkof.support_files['jquery_ui.js'], true /* cache */),
  627. 			wkof.load_css(css_url, true /* cache */)
  628. 		]);
  629. 	})
  630. 	.then(function(data){
  631. 		ready = true;
  632.  
  633. 		// Workaround...  https://community.wanikani.com/t/19984/55
  634. 		try {
  635. 			delete $.fn.autocomplete;
  636. 		} catch(e) {}
  637.  
  638. 		// Notify listeners that we are ready.
  639. 		// Delay guarantees include() callbacks are called before ready() callbacks.
  640. 		setTimeout(function(){wkof.set_state('wkof.Settings', 'ready');},0);
  641. 	});
  642.  
  643. })(this);