Move Chartjs into correct dir name

htdocs/includes/nnnick/chartjs/rollup.plugins.js

@@ -0,0 +1,110 @@
+/* eslint-env es6 */
+const cleancss = require('clean-css');
+const path = require('path');
+
+const UMD_WRAPPER_RE = /(\(function \(global, factory\) \{)((?:\s.*?)*)(\}\(this,)/;
+const CJS_FACTORY_RE = /(module.exports = )(factory\(.*?\))( :)/;
+const AMD_FACTORY_RE = /(define\()(.*?, factory)(\) :)/;
+
+function optional(config = {}) {
+	return {
+		name: 'optional',
+		renderChunk(code, chunk, options) {
+			if (options.format !== 'umd') {
+				this.error('only UMD format is currently supported');
+			}
+
+			const wrapper = UMD_WRAPPER_RE.exec(code);
+			const include = config.include;
+			if (!wrapper) {
+				this.error('failed to parse the UMD wrapper');
+			}
+
+			let content = wrapper[2];
+			let factory = (CJS_FACTORY_RE.exec(content) || [])[2];
+			let updated = false;
+
+			for (let lib of chunk.imports) {
+				if (!include || include.indexOf(lib) !== -1) {
+					const regex = new RegExp(`require\\('${lib}'\\)`);
+					if (!regex.test(factory)) {
+						this.error(`failed to parse the CJS require for ${lib}`);
+					}
+
+					// We need to write inline try / catch with explicit require
+					// in order to enable statical extraction of dependencies:
+					// try { return require('moment'); } catch(e) {}
+					const loader = `function() { try { return require('${lib}'); } catch(e) { } }()`;
+					factory = factory.replace(regex, loader);
+					updated = true;
+				}
+			}
+
+			if (!updated) {
+				return;
+			}
+
+			// Replace the CJS factory by our updated one.
+			content = content.replace(CJS_FACTORY_RE, `$1${factory}$3`);
+
+			// Replace the AMD factory by our updated one: we need to use the
+			// following AMD form in order to be able to try/catch require:
+			// define(['require'], function(require) { ... require(...); ... })
+			// https://github.com/amdjs/amdjs-api/wiki/AMD#using-require-and-exports
+			content = content.replace(AMD_FACTORY_RE, `$1['require'], function(require) { return ${factory}; }$3`);
+
+			return code.replace(UMD_WRAPPER_RE, `$1${content}$3`);
+		}
+	};
+}
+
+// https://github.com/chartjs/Chart.js/issues/5208
+function stylesheet(config = {}) {
+	const minifier = new cleancss();
+	const styles = [];
+
+	return {
+		name: 'stylesheet',
+		transform(code, id) {
+			// Note that 'id' can be mapped to a CJS proxy import, in which case
+			// 'id' will start with 'commonjs-proxy', so let's first check if we
+			// are importing an existing css file (i.e. startsWith()).
+			if (!id.startsWith(path.resolve('.')) || !id.endsWith('.css')) {
+				return;
+			}
+
+			if (config.minify) {
+				code = minifier.minify(code).styles;
+			}
+
+			// keep track of all imported stylesheets (already minified)
+			styles.push(code);
+
+			return {
+				code: 'export default ' + JSON.stringify(code)
+			};
+		},
+		generateBundle(opts, bundle) {
+			if (!config.extract) {
+				return;
+			}
+
+			const entry = Object.keys(bundle).find(v => bundle[v].isEntry);
+			const name = (entry || '').replace(/\.js$/i, '.css');
+			if (!name) {
+				this.error('failed to guess the output file name');
+			}
+
+			this.emitFile({
+				type: 'asset',
+				source: styles.filter(v => !!v).join(''),
+				fileName: name
+			});
+		}
+	};
+}
+
+module.exports = {
+	optional,
+	stylesheet
+};