54 lines
2.1 KiB
TypeScript
54 lines
2.1 KiB
TypeScript
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/**
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* @license
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* Copyright Google Inc. All Rights Reserved.
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*
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* Use of this source code is governed by an MIT-style license that can be
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* found in the LICENSE file at https://angular.io/license
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*/
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import {HtmlParser as BaseHtmlParser} from '../ml_parser/html_parser';
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import {DEFAULT_INTERPOLATION_CONFIG, InterpolationConfig} from '../ml_parser/interpolation_config';
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import {ParseTreeResult} from '../ml_parser/parser';
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import {mergeTranslations} from './extractor_merger';
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import {MessageBundle} from './message_bundle';
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import {Xtb} from './serializers/xtb';
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import {TranslationBundle} from './translation_bundle';
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export class HtmlParser implements BaseHtmlParser {
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// @override
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public getTagDefinition: any;
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// TODO(vicb): transB.load() should not need a msgB & add transB.resolve(msgB,
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// interpolationConfig)
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// TODO(vicb): remove the interpolationConfig from the Xtb serializer
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constructor(private _htmlParser: BaseHtmlParser, private _translations?: string) {}
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parse(
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source: string, url: string, parseExpansionForms: boolean = false,
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interpolationConfig: InterpolationConfig = DEFAULT_INTERPOLATION_CONFIG): ParseTreeResult {
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const parseResult =
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this._htmlParser.parse(source, url, parseExpansionForms, interpolationConfig);
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if (!this._translations || this._translations === '') {
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// Do not enable i18n when no translation bundle is provided
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return parseResult;
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}
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// TODO(vicb): add support for implicit tags / attributes
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const messageBundle = new MessageBundle(this._htmlParser, [], {});
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const errors = messageBundle.updateFromTemplate(source, url, interpolationConfig);
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if (errors && errors.length) {
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return new ParseTreeResult(parseResult.rootNodes, parseResult.errors.concat(errors));
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}
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const xtb = new Xtb(this._htmlParser, interpolationConfig);
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const translationBundle = TranslationBundle.load(this._translations, url, messageBundle, xtb);
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const translatedNodes =
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mergeTranslations(parseResult.rootNodes, translationBundle, interpolationConfig, [], {});
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return new ParseTreeResult(translatedNodes, []);
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}
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}
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