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-rw-r--r--ext/js/templates/sandbox/template-renderer-frame-api.js109
-rw-r--r--ext/js/templates/sandbox/template-renderer-frame-main.js38
-rw-r--r--ext/js/templates/sandbox/template-renderer-media-provider.js129
-rw-r--r--ext/js/templates/sandbox/template-renderer.js620
4 files changed, 896 insertions, 0 deletions
diff --git a/ext/js/templates/sandbox/template-renderer-frame-api.js b/ext/js/templates/sandbox/template-renderer-frame-api.js
new file mode 100644
index 00000000..f234c8e0
--- /dev/null
+++ b/ext/js/templates/sandbox/template-renderer-frame-api.js
@@ -0,0 +1,109 @@
+/*
+ * Copyright (C) 2020-2021 Yomichan Authors
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <https://www.gnu.org/licenses/>.
+ */
+
+class TemplateRendererFrameApi {
+ constructor(templateRenderer) {
+ this._templateRenderer = templateRenderer;
+ this._windowMessageHandlers = new Map([
+ ['render', {async: false, handler: this._onRender.bind(this)}],
+ ['renderMulti', {async: false, handler: this._onRenderMulti.bind(this)}],
+ ['getModifiedData', {async: false, handler: this._onGetModifiedData.bind(this)}]
+ ]);
+ }
+
+ prepare() {
+ window.addEventListener('message', this._onWindowMessage.bind(this), false);
+ this._postMessage(window.parent, 'ready', {}, null);
+ }
+
+ // Private
+
+ _onWindowMessage(e) {
+ const {source, data: {action, params, id}} = e;
+ const messageHandler = this._windowMessageHandlers.get(action);
+ if (typeof messageHandler === 'undefined') { return; }
+
+ this._onWindowMessageInner(messageHandler, action, params, source, id);
+ }
+
+ async _onWindowMessageInner({handler, async}, action, params, source, id) {
+ let response;
+ try {
+ let result = handler(params);
+ if (async) {
+ result = await result;
+ }
+ response = {result};
+ } catch (error) {
+ response = {error: this._serializeError(error)};
+ }
+
+ if (typeof id === 'undefined') { return; }
+ this._postMessage(source, `${action}.response`, response, id);
+ }
+
+ _onRender({template, data, type}) {
+ return this._templateRenderer.render(template, data, type);
+ }
+
+ _onRenderMulti({items}) {
+ return this._serializeMulti(this._templateRenderer.renderMulti(items));
+ }
+
+ _onGetModifiedData({data, type}) {
+ const result = this._templateRenderer.getModifiedData(data, type);
+ return this._clone(result);
+ }
+
+ _serializeError(error) {
+ try {
+ if (typeof error === 'object' && error !== null) {
+ return {
+ name: error.name,
+ message: error.message,
+ stack: error.stack,
+ data: error.data
+ };
+ }
+ } catch (e) {
+ // NOP
+ }
+ return {
+ value: error,
+ hasValue: true
+ };
+ }
+
+ _serializeMulti(array) {
+ for (let i = 0, ii = array.length; i < ii; ++i) {
+ const value = array[i];
+ const {error} = value;
+ if (typeof error !== 'undefined') {
+ value.error = this._serializeError(error);
+ }
+ }
+ return array;
+ }
+
+ _clone(value) {
+ return JSON.parse(JSON.stringify(value));
+ }
+
+ _postMessage(target, action, params, id) {
+ return target.postMessage({action, params, id}, '*');
+ }
+}
diff --git a/ext/js/templates/sandbox/template-renderer-frame-main.js b/ext/js/templates/sandbox/template-renderer-frame-main.js
new file mode 100644
index 00000000..bb9cac3a
--- /dev/null
+++ b/ext/js/templates/sandbox/template-renderer-frame-main.js
@@ -0,0 +1,38 @@
+/*
+ * Copyright (C) 2020-2021 Yomichan Authors
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <https://www.gnu.org/licenses/>.
+ */
+
+/* globals
+ * AnkiNoteDataCreator
+ * CssStyleApplier
+ * JapaneseUtil
+ * TemplateRenderer
+ * TemplateRendererFrameApi
+ */
+
+(async () => {
+ const cssStyleApplier = new CssStyleApplier('/data/structured-content-style.json');
+ await cssStyleApplier.prepare();
+ const japaneseUtil = new JapaneseUtil(null);
+ const templateRenderer = new TemplateRenderer(japaneseUtil, cssStyleApplier);
+ const ankiNoteDataCreator = new AnkiNoteDataCreator(japaneseUtil);
+ templateRenderer.registerDataType('ankiNote', {
+ modifier: ({marker, commonData}) => ankiNoteDataCreator.create(marker, commonData),
+ composeData: (marker, commonData) => ({marker, commonData})
+ });
+ const templateRendererFrameApi = new TemplateRendererFrameApi(templateRenderer);
+ templateRendererFrameApi.prepare();
+})();
diff --git a/ext/js/templates/sandbox/template-renderer-media-provider.js b/ext/js/templates/sandbox/template-renderer-media-provider.js
new file mode 100644
index 00000000..114d3387
--- /dev/null
+++ b/ext/js/templates/sandbox/template-renderer-media-provider.js
@@ -0,0 +1,129 @@
+/*
+ * Copyright (C) 2021 Yomichan Authors
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <https://www.gnu.org/licenses/>.
+ */
+
+/* global
+ * Handlebars
+ */
+
+class TemplateRendererMediaProvider {
+ constructor() {
+ this._requirements = null;
+ }
+
+ get requirements() {
+ return this._requirements;
+ }
+
+ set requirements(value) {
+ this._requirements = value;
+ }
+
+ hasMedia(root, args, namedArgs) {
+ const {media} = root;
+ const data = this._getMediaData(media, args, namedArgs);
+ return (data !== null);
+ }
+
+ getMedia(root, args, namedArgs) {
+ const {media} = root;
+ const data = this._getMediaData(media, args, namedArgs);
+ if (data !== null) {
+ const result = this._getFormattedValue(data, namedArgs);
+ if (typeof result === 'string') { return result; }
+ }
+ const defaultValue = namedArgs.default;
+ return typeof defaultValue !== 'undefined' ? defaultValue : '';
+ }
+
+ // Private
+
+ _addRequirement(value) {
+ if (this._requirements === null) { return; }
+ this._requirements.push(value);
+ }
+
+ _getFormattedValue(data, namedArgs) {
+ let {value} = data;
+ const {escape=true} = namedArgs;
+ if (escape) {
+ value = Handlebars.Utils.escapeExpression(value);
+ }
+ return value;
+ }
+
+ _getMediaData(media, args, namedArgs) {
+ const type = args[0];
+ switch (type) {
+ case 'audio': return this._getSimpleMediaData(media, 'audio');
+ case 'screenshot': return this._getSimpleMediaData(media, 'screenshot');
+ case 'clipboardImage': return this._getSimpleMediaData(media, 'clipboardImage');
+ case 'clipboardText': return this._getSimpleMediaData(media, 'clipboardText');
+ case 'selectionText': return this._getSimpleMediaData(media, 'selectionText');
+ case 'textFurigana': return this._getTextFurigana(media, args[1], namedArgs);
+ case 'dictionaryMedia': return this._getDictionaryMedia(media, args[1], namedArgs);
+ default: return null;
+ }
+ }
+
+ _getSimpleMediaData(media, type) {
+ const result = media[type];
+ if (typeof result === 'object' && result !== null) { return result; }
+ this._addRequirement({type});
+ return null;
+ }
+
+ _getDictionaryMedia(media, path, namedArgs) {
+ const {dictionaryMedia} = media;
+ const {dictionary} = namedArgs;
+ if (
+ typeof dictionaryMedia !== 'undefined' &&
+ typeof dictionary === 'string' &&
+ Object.prototype.hasOwnProperty.call(dictionaryMedia, dictionary)
+ ) {
+ const dictionaryMedia2 = dictionaryMedia[dictionary];
+ if (Object.prototype.hasOwnProperty.call(dictionaryMedia2, path)) {
+ const result = dictionaryMedia2[path];
+ if (typeof result === 'object' && result !== null) {
+ return result;
+ }
+ }
+ }
+ this._addRequirement({
+ type: 'dictionaryMedia',
+ dictionary,
+ path
+ });
+ return null;
+ }
+
+ _getTextFurigana(media, text, namedArgs) {
+ const {readingMode=null} = namedArgs;
+ const {textFurigana} = media;
+ if (Array.isArray(textFurigana)) {
+ for (const entry of textFurigana) {
+ if (entry.text !== text || entry.readingMode !== readingMode) { continue; }
+ return entry.details;
+ }
+ }
+ this._addRequirement({
+ type: 'textFurigana',
+ text,
+ readingMode
+ });
+ return null;
+ }
+}
diff --git a/ext/js/templates/sandbox/template-renderer.js b/ext/js/templates/sandbox/template-renderer.js
new file mode 100644
index 00000000..02471c97
--- /dev/null
+++ b/ext/js/templates/sandbox/template-renderer.js
@@ -0,0 +1,620 @@
+/*
+ * Copyright (C) 2016-2021 Yomichan Authors
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <https://www.gnu.org/licenses/>.
+ */
+
+/* global
+ * DictionaryDataUtil
+ * Handlebars
+ * StructuredContentGenerator
+ * TemplateRendererMediaProvider
+ */
+
+class TemplateRenderer {
+ constructor(japaneseUtil, cssStyleApplier) {
+ this._japaneseUtil = japaneseUtil;
+ this._cssStyleApplier = cssStyleApplier;
+ this._mediaProvider = new TemplateRendererMediaProvider();
+ this._cache = new Map();
+ this._cacheMaxSize = 5;
+ this._helpersRegistered = false;
+ this._stateStack = null;
+ this._dataTypes = new Map();
+ this._requirements = null;
+ this._cleanupCallbacks = null;
+ this._temporaryElement = null;
+ }
+
+ registerDataType(name, {modifier=null, composeData=null}) {
+ this._dataTypes.set(name, {modifier, composeData});
+ }
+
+ render(template, data, type) {
+ const instance = this._getTemplateInstance(template);
+ data = this._getModifiedData(data, void 0, type);
+ return this._renderTemplate(instance, data);
+ }
+
+ renderMulti(items) {
+ const results = [];
+ for (const {template, templateItems} of items) {
+ const instance = this._getTemplateInstance(template);
+ for (const {type, commonData, datas} of templateItems) {
+ for (let data of datas) {
+ let result;
+ try {
+ data = this._getModifiedData(data, commonData, type);
+ result = this._renderTemplate(instance, data);
+ result = {result};
+ } catch (error) {
+ result = {error};
+ }
+ results.push(result);
+ }
+ }
+ }
+ return results;
+ }
+
+ getModifiedData(data, type) {
+ return this._getModifiedData(data, void 0, type);
+ }
+
+ // Private
+
+ _getTemplateInstance(template) {
+ if (!this._helpersRegistered) {
+ this._registerHelpers();
+ }
+
+ const cache = this._cache;
+ let instance = cache.get(template);
+ if (typeof instance === 'undefined') {
+ this._updateCacheSize(this._cacheMaxSize - 1);
+ instance = Handlebars.compile(template);
+ cache.set(template, instance);
+ }
+
+ return instance;
+ }
+
+ _renderTemplate(instance, data) {
+ const cleanupCallbacks = [];
+ const requirements = [];
+ try {
+ this._stateStack = [new Map()];
+ this._requirements = requirements;
+ this._mediaProvider.requirements = requirements;
+ this._cleanupCallbacks = cleanupCallbacks;
+ const result = instance(data).trim();
+ return {result, requirements};
+ } finally {
+ for (const callback of cleanupCallbacks) { callback(); }
+ this._stateStack = null;
+ this._requirements = null;
+ this._mediaProvider.requirements = null;
+ this._cleanupCallbacks = null;
+ }
+ }
+
+ _getModifiedData(data, commonData, type) {
+ if (typeof type === 'string') {
+ const typeInfo = this._dataTypes.get(type);
+ if (typeof typeInfo !== 'undefined') {
+ if (typeof commonData !== 'undefined') {
+ const {composeData} = typeInfo;
+ if (typeof composeData === 'function') {
+ data = composeData(data, commonData);
+ }
+ }
+ const {modifier} = typeInfo;
+ if (typeof modifier === 'function') {
+ data = modifier(data);
+ }
+ }
+ }
+ return data;
+ }
+
+ _updateCacheSize(maxSize) {
+ const cache = this._cache;
+ let removeCount = cache.size - maxSize;
+ if (removeCount <= 0) { return; }
+
+ for (const key of cache.keys()) {
+ cache.delete(key);
+ if (--removeCount <= 0) { break; }
+ }
+ }
+
+ _registerHelpers() {
+ Handlebars.partials = Handlebars.templates;
+
+ const helpers = [
+ ['dumpObject', this._dumpObject.bind(this)],
+ ['furigana', this._furigana.bind(this)],
+ ['furiganaPlain', this._furiganaPlain.bind(this)],
+ ['kanjiLinks', this._kanjiLinks.bind(this)],
+ ['multiLine', this._multiLine.bind(this)],
+ ['sanitizeCssClass', this._sanitizeCssClass.bind(this)],
+ ['regexReplace', this._regexReplace.bind(this)],
+ ['regexMatch', this._regexMatch.bind(this)],
+ ['mergeTags', this._mergeTags.bind(this)],
+ ['eachUpTo', this._eachUpTo.bind(this)],
+ ['spread', this._spread.bind(this)],
+ ['op', this._op.bind(this)],
+ ['get', this._get.bind(this)],
+ ['set', this._set.bind(this)],
+ ['scope', this._scope.bind(this)],
+ ['property', this._property.bind(this)],
+ ['noop', this._noop.bind(this)],
+ ['isMoraPitchHigh', this._isMoraPitchHigh.bind(this)],
+ ['getKanaMorae', this._getKanaMorae.bind(this)],
+ ['typeof', this._getTypeof.bind(this)],
+ ['join', this._join.bind(this)],
+ ['concat', this._concat.bind(this)],
+ ['pitchCategories', this._pitchCategories.bind(this)],
+ ['formatGlossary', this._formatGlossary.bind(this)],
+ ['hasMedia', this._hasMedia.bind(this)],
+ ['getMedia', this._getMedia.bind(this)]
+ ];
+
+ for (const [name, helper] of helpers) {
+ this._registerHelper(name, helper);
+ }
+
+ this._helpersRegistered = true;
+ }
+
+ _registerHelper(name, helper) {
+ function wrapper(...args) {
+ return helper(this, ...args);
+ }
+ Handlebars.registerHelper(name, wrapper);
+ }
+
+ _escape(text) {
+ return Handlebars.Utils.escapeExpression(text);
+ }
+
+ _dumpObject(context, options) {
+ const dump = JSON.stringify(options.fn(context), null, 4);
+ return this._escape(dump);
+ }
+
+ _furigana(context, ...args) {
+ const {expression, reading} = this._getFuriganaExpressionAndReading(context, ...args);
+ const segs = this._japaneseUtil.distributeFurigana(expression, reading);
+
+ let result = '';
+ for (const {text, reading: reading2} of segs) {
+ if (reading2.length > 0) {
+ result += `<ruby>${text}<rt>${reading2}</rt></ruby>`;
+ } else {
+ result += text;
+ }
+ }
+
+ return result;
+ }
+
+ _furiganaPlain(context, ...args) {
+ const {expression, reading} = this._getFuriganaExpressionAndReading(context, ...args);
+ const segs = this._japaneseUtil.distributeFurigana(expression, reading);
+
+ let result = '';
+ for (const {text, reading: reading2} of segs) {
+ if (reading2.length > 0) {
+ if (result.length > 0) { result += ' '; }
+ result += `${text}[${reading2}]`;
+ } else {
+ result += text;
+ }
+ }
+
+ return result;
+ }
+
+ _getFuriganaExpressionAndReading(context, ...args) {
+ const options = args[args.length - 1];
+ if (args.length >= 3) {
+ return {expression: args[0], reading: args[1]};
+ } else {
+ const {expression, reading} = options.fn(context);
+ return {expression, reading};
+ }
+ }
+
+ _kanjiLinks(context, options) {
+ const jp = this._japaneseUtil;
+ let result = '';
+ for (const c of options.fn(context)) {
+ if (jp.isCodePointKanji(c.codePointAt(0))) {
+ result += `<a href="#" class="kanji-link">${c}</a>`;
+ } else {
+ result += c;
+ }
+ }
+
+ return result;
+ }
+
+ _stringToMultiLineHtml(string) {
+ return string.split('\n').join('<br>');
+ }
+
+ _multiLine(context, options) {
+ return this._stringToMultiLineHtml(options.fn(context));
+ }
+
+ _sanitizeCssClass(context, options) {
+ return options.fn(context).replace(/[^_a-z0-9\u00a0-\uffff]/ig, '_');
+ }
+
+ _regexReplace(context, ...args) {
+ // Usage:
+ // {{#regexReplace regex string [flags]}}content{{/regexReplace}}
+ // regex: regular expression string
+ // string: string to replace
+ // flags: optional flags for regular expression
+ // e.g. "i" for case-insensitive, "g" for replace all
+ let value = args[args.length - 1].fn(context);
+ if (args.length >= 3) {
+ try {
+ const flags = args.length > 3 ? args[2] : 'g';
+ const regex = new RegExp(args[0], flags);
+ value = value.replace(regex, args[1]);
+ } catch (e) {
+ return `${e}`;
+ }
+ }
+ return value;
+ }
+
+ _regexMatch(context, ...args) {
+ // Usage:
+ // {{#regexMatch regex [flags]}}content{{/regexMatch}}
+ // regex: regular expression string
+ // flags: optional flags for regular expression
+ // e.g. "i" for case-insensitive, "g" for match all
+ let value = args[args.length - 1].fn(context);
+ if (args.length >= 2) {
+ try {
+ const flags = args.length > 2 ? args[1] : '';
+ const regex = new RegExp(args[0], flags);
+ const parts = [];
+ value.replace(regex, (g0) => parts.push(g0));
+ value = parts.join('');
+ } catch (e) {
+ return `${e}`;
+ }
+ }
+ return value;
+ }
+
+ _mergeTags(context, object, isGroupMode, isMergeMode) {
+ const tagSources = [];
+ if (isGroupMode || isMergeMode) {
+ for (const definition of object.definitions) {
+ tagSources.push(definition.definitionTags);
+ }
+ } else {
+ tagSources.push(object.definitionTags);
+ }
+
+ const tags = new Set();
+ for (const tagSource of tagSources) {
+ if (!Array.isArray(tagSource)) { continue; }
+ for (const tag of tagSource) {
+ tags.add(tag.name);
+ }
+ }
+
+ return [...tags].join(', ');
+ }
+
+ _eachUpTo(context, iterable, maxCount, options) {
+ if (iterable) {
+ const results = [];
+ let any = false;
+ for (const entry of iterable) {
+ any = true;
+ if (results.length >= maxCount) { break; }
+ const processedEntry = options.fn(entry);
+ results.push(processedEntry);
+ }
+ if (any) {
+ return results.join('');
+ }
+ }
+ return options.inverse(context);
+ }
+
+ _spread(context, ...args) {
+ const result = [];
+ for (let i = 0, ii = args.length - 1; i < ii; ++i) {
+ try {
+ result.push(...args[i]);
+ } catch (e) {
+ // NOP
+ }
+ }
+ return result;
+ }
+
+ _op(context, ...args) {
+ switch (args.length) {
+ case 3: return this._evaluateUnaryExpression(args[0], args[1]);
+ case 4: return this._evaluateBinaryExpression(args[0], args[1], args[2]);
+ case 5: return this._evaluateTernaryExpression(args[0], args[1], args[2], args[3]);
+ default: return void 0;
+ }
+ }
+
+ _evaluateUnaryExpression(operator, operand1) {
+ switch (operator) {
+ case '+': return +operand1;
+ case '-': return -operand1;
+ case '~': return ~operand1;
+ case '!': return !operand1;
+ default: return void 0;
+ }
+ }
+
+ _evaluateBinaryExpression(operator, operand1, operand2) {
+ switch (operator) {
+ case '+': return operand1 + operand2;
+ case '-': return operand1 - operand2;
+ case '/': return operand1 / operand2;
+ case '*': return operand1 * operand2;
+ case '%': return operand1 % operand2;
+ case '**': return operand1 ** operand2;
+ case '==': return operand1 == operand2; // eslint-disable-line eqeqeq
+ case '!=': return operand1 != operand2; // eslint-disable-line eqeqeq
+ case '===': return operand1 === operand2;
+ case '!==': return operand1 !== operand2;
+ case '<': return operand1 < operand2;
+ case '<=': return operand1 <= operand2;
+ case '>': return operand1 > operand2;
+ case '>=': return operand1 >= operand2;
+ case '<<': return operand1 << operand2;
+ case '>>': return operand1 >> operand2;
+ case '>>>': return operand1 >>> operand2;
+ case '&': return operand1 & operand2;
+ case '|': return operand1 | operand2;
+ case '^': return operand1 ^ operand2;
+ case '&&': return operand1 && operand2;
+ case '||': return operand1 || operand2;
+ default: return void 0;
+ }
+ }
+
+ _evaluateTernaryExpression(operator, operand1, operand2, operand3) {
+ switch (operator) {
+ case '?:': return operand1 ? operand2 : operand3;
+ default: return void 0;
+ }
+ }
+
+ _get(context, key) {
+ for (let i = this._stateStack.length; --i >= 0;) {
+ const map = this._stateStack[i];
+ if (map.has(key)) {
+ return map.get(key);
+ }
+ }
+ return void 0;
+ }
+
+ _set(context, ...args) {
+ switch (args.length) {
+ case 2:
+ {
+ const [key, options] = args;
+ const value = options.fn(context);
+ this._stateStack[this._stateStack.length - 1].set(key, value);
+ }
+ break;
+ case 3:
+ {
+ const [key, value] = args;
+ this._stateStack[this._stateStack.length - 1].set(key, value);
+ }
+ break;
+ }
+ return '';
+ }
+
+ _scope(context, options) {
+ try {
+ this._stateStack.push(new Map());
+ return options.fn(context);
+ } finally {
+ if (this._stateStack.length > 1) {
+ this._stateStack.pop();
+ }
+ }
+ }
+
+ _property(context, ...args) {
+ const ii = args.length - 1;
+ if (ii <= 0) { return void 0; }
+
+ try {
+ let value = args[0];
+ for (let i = 1; i < ii; ++i) {
+ value = value[args[i]];
+ }
+ return value;
+ } catch (e) {
+ return void 0;
+ }
+ }
+
+ _noop(context, options) {
+ return options.fn(context);
+ }
+
+ _isMoraPitchHigh(context, index, position) {
+ return this._japaneseUtil.isMoraPitchHigh(index, position);
+ }
+
+ _getKanaMorae(context, text) {
+ return this._japaneseUtil.getKanaMorae(`${text}`);
+ }
+
+ _getTypeof(context, ...args) {
+ const ii = args.length - 1;
+ const value = (ii > 0 ? args[0] : args[ii].fn(context));
+ return typeof value;
+ }
+
+ _join(context, ...args) {
+ return args.length > 1 ? args.slice(1, args.length - 1).flat().join(args[0]) : '';
+ }
+
+ _concat(context, ...args) {
+ let result = '';
+ for (let i = 0, ii = args.length - 1; i < ii; ++i) {
+ result += args[i];
+ }
+ return result;
+ }
+
+ _pitchCategories(context, data) {
+ const {pronunciations, headwords} = data.dictionaryEntry;
+ const categories = new Set();
+ for (const {headwordIndex, pitches} of pronunciations) {
+ const {reading, wordClasses} = headwords[headwordIndex];
+ const isVerbOrAdjective = DictionaryDataUtil.isNonNounVerbOrAdjective(wordClasses);
+ for (const {position} of pitches) {
+ const category = this._japaneseUtil.getPitchCategory(reading, position, isVerbOrAdjective);
+ if (category !== null) {
+ categories.add(category);
+ }
+ }
+ }
+ return [...categories];
+ }
+
+ _getTemporaryElement() {
+ let element = this._temporaryElement;
+ if (element === null) {
+ element = document.createElement('div');
+ this._temporaryElement = element;
+ }
+ return element;
+ }
+
+ _getHtml(node) {
+ const container = this._getTemporaryElement();
+ container.appendChild(node);
+ this._normalizeHtml(container);
+ const result = container.innerHTML;
+ container.textContent = '';
+ return result;
+ }
+
+ _normalizeHtml(root) {
+ const {ELEMENT_NODE, TEXT_NODE} = Node;
+ const treeWalker = document.createTreeWalker(root, NodeFilter.SHOW_ELEMENT | NodeFilter.SHOW_TEXT);
+ const elements = [];
+ const textNodes = [];
+ while (true) {
+ const node = treeWalker.nextNode();
+ if (node === null) { break; }
+ switch (node.nodeType) {
+ case ELEMENT_NODE:
+ elements.push(node);
+ break;
+ case TEXT_NODE:
+ textNodes.push(node);
+ break;
+ }
+ }
+ this._cssStyleApplier.applyClassStyles(elements);
+ for (const element of elements) {
+ const {dataset} = element;
+ for (const key of Object.keys(dataset)) {
+ delete dataset[key];
+ }
+ }
+ for (const textNode of textNodes) {
+ this._replaceNewlines(textNode);
+ }
+ }
+
+ _replaceNewlines(textNode) {
+ const parts = textNode.nodeValue.split('\n');
+ if (parts.length <= 1) { return; }
+ const {parentNode} = textNode;
+ if (parentNode === null) { return; }
+ const fragment = document.createDocumentFragment();
+ for (let i = 0, ii = parts.length; i < ii; ++i) {
+ if (i > 0) { fragment.appendChild(document.createElement('br')); }
+ fragment.appendChild(document.createTextNode(parts[i]));
+ }
+ parentNode.replaceChild(fragment, textNode);
+ }
+
+ _createStructuredContentGenerator(data) {
+ const mediaLoader = {
+ loadMedia: async (path, dictionary, onLoad, onUnload) => {
+ const imageUrl = this._mediaProvider.getMedia(data, ['dictionaryMedia', path], {dictionary, format: 'fileName', default: null});
+ if (imageUrl !== null) {
+ onLoad(imageUrl);
+ this._cleanupCallbacks.push(() => onUnload(true));
+ }
+ }
+ };
+ return new StructuredContentGenerator(mediaLoader, document);
+ }
+
+ _formatGlossary(context, dictionary, options) {
+ const data = options.data.root;
+ const content = options.fn(context);
+ if (typeof content === 'string') { return this._stringToMultiLineHtml(this._escape(content)); }
+ if (!(typeof content === 'object' && content !== null)) { return ''; }
+ switch (content.type) {
+ case 'image': return this._formatGlossaryImage(content, dictionary, data);
+ case 'structured-content': return this._formatStructuredContent(content, dictionary, data);
+ }
+ return '';
+ }
+
+ _formatGlossaryImage(content, dictionary, data) {
+ const structuredContentGenerator = this._createStructuredContentGenerator(data);
+ const node = structuredContentGenerator.createDefinitionImage(content, dictionary);
+ return this._getHtml(node);
+ }
+
+ _formatStructuredContent(content, dictionary, data) {
+ const structuredContentGenerator = this._createStructuredContentGenerator(data);
+ const node = structuredContentGenerator.createStructuredContent(content.content, dictionary);
+ return node !== null ? this._getHtml(node) : '';
+ }
+
+ _hasMedia(context, ...args) {
+ const ii = args.length - 1;
+ const options = args[ii];
+ return this._mediaProvider.hasMedia(options.data.root, args.slice(0, ii), options.hash);
+ }
+
+ _getMedia(context, ...args) {
+ const ii = args.length - 1;
+ const options = args[ii];
+ return this._mediaProvider.getMedia(options.data.root, args.slice(0, ii), options.hash);
+ }
+}