Moved the Joplin renderer back to the main repository to make development easier

ReactNativeClient/lib/joplin-renderer/HtmlToHtml.js

@@ -0,0 +1,42 @@
+const htmlUtils = require('./htmlUtils');
+const utils = require('./utils');
+const noteStyle = require('./noteStyle');
+
+class HtmlToHtml {
+	constructor(options) {
+		if (!options) options = {};
+		this.resourceBaseUrl_ = 'resourceBaseUrl' in options ? options.resourceBaseUrl : null;
+		this.ResourceModel_ = options.ResourceModel;
+	}
+
+	render(markup, theme, options) {
+		const html = htmlUtils.processImageTags(markup, data => {
+			if (!data.src) return null;
+
+			const r = utils.imageReplacement(this.ResourceModel_, data.src, options.resources, this.resourceBaseUrl_);
+			if (!r) return null;
+
+			if (typeof r === 'string') {
+				return {
+					type: 'replaceElement',
+					html: r,
+				};
+			} else {
+				return {
+					type: 'setAttributes',
+					attrs: r,
+				};
+			}
+		});
+
+		const cssStrings = noteStyle(theme, options);
+		const styleHtml = `<style>${cssStrings.join('\n')}</style>`;
+
+		return {
+			html: styleHtml + html,
+			pluginAssets: [],
+		};
+	}
+}
+
+module.exports = HtmlToHtml;