143 lines
No EOL
3.9 KiB
JavaScript
143 lines
No EOL
3.9 KiB
JavaScript
Components.utils.import("resource://gre/modules/osfile.jsm");
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var Scaffold_Translators = {
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// Keep in sync with translator.js
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TRANSLATOR_TYPES: { import: 1, export: 2, web: 4, search: 8 },
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_provider: null,
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_translators: new Map(),
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_translatorFiles: new Map(),
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load: Zotero.serial(async function (reload, filenames) {
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if (this._translators.size && !reload) {
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Zotero.debug("Scaffold: Translators already loaded");
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return;
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}
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if (filenames) {
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}
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var t = new Date();
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var dir = this.getDirectory();
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var numLoaded = 0;
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var deletedTranslators = new Set(this._translatorFiles.keys());
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await Zotero.File.iterateDirectory(dir, async function (entry) {
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if (entry.isDir || entry.name.startsWith('.') || !entry.name.endsWith('.js')) {
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return;
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}
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deletedTranslators.delete(entry.name);
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try {
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let fmtime;
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if ('winLastWriteDate' in entry) {
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fmtime = entry.winLastWriteDate.getTime();
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}
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else {
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fmtime = (await OS.File.stat(entry.path)).lastModificationDate.getTime();
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}
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let translatorID = this._translatorFiles.get(entry.name);
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let loadFile = true;
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// If translator is already loaded, see if mtime has changed
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if (translatorID) {
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let mtime = this._translators.get(translatorID).mtime;
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if (mtime == fmtime) {
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loadFile = false;
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}
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}
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if (loadFile) {
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let translator = await Zotero.Translators.loadFromFile(entry.path);
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this._translators.set(
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translator.translatorID,
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{
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translator,
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filename: entry.name,
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mtime: fmtime,
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}
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);
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this._translatorFiles.set(entry.name, translator.translatorID);
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numLoaded++;
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}
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}
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catch (e) {
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Zotero.logError(e);
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}
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}.bind(this));
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Zotero.debug(`Scaffold: Loaded ${numLoaded} ${Zotero.Utilities.pluralize(numLoaded, 'translator')} `
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+ `in ${new Date() - t} ms`);
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for (let filename of deletedTranslators) {
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let id = this._translatorFiles.get(filename);
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let translator = this._translators.get(id);
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this._translatorFiles.delete(filename);
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// Filename won't match if translator was renamed
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if (translator.filename == filename) {
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this._translators.delete(id);
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}
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}
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}),
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deleteByID: async function (translatorID) {
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var translator = this._translators.get(translatorID);
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if (!translator) {
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Zotero.debug("Scaffold: Can't delete missing translator");
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return;
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}
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await OS.File.delete(OS.Path.join(this.getDirectory(), translator.filename));
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this._translators.delete(translatorID);
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this._translatorFiles.delete(translator.filename);
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},
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getDirectory: function () {
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return Zotero.Prefs.get('scaffold.translatorsDir');
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},
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getProvider: function () {
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if (this._provider) {
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return this._provider;
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}
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this._provider = Zotero.Translators.makeTranslatorProvider({
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get: function (translatorID) {
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if (!this._translators.size) {
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throw new Error("Scaffold: Translators not loaded");
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}
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var translator = this._translators.get(translatorID);
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return translator ? translator.translator : false;
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}.bind(this),
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getCodeForTranslator: async function (translator) {
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if (translator.code) return translator.code;
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return Zotero.File.getContentsAsync(translator.path).then(function(code) {
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if (translator.cacheCode) {
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// See Translator.init() for cache rules
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translator.code = code;
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}
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return code;
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});
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}.bind(this),
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getAllForType: async function (type) {
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if (!this._translators.size) {
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await this.load();
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}
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return [...this._translators.values()]
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.map(x => x.translator)
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.filter(translator => translator.translatorType & this.TRANSLATOR_TYPES[type]);
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}.bind(this),
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getTranslatorsDirectory: function () {
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return this.getDirectory();
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}.bind(this),
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reinit: async function (options = {}) {
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return this.load(
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true,
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options.filenames
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);
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}.bind(this)
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});
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return this._provider;
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}
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}; |