From efbc2ffe6a1ee5ec38a4396305561d6515d0943e Mon Sep 17 00:00:00 2001 From: littleblack111 Date: Fri, 30 Aug 2024 17:21:18 +0800 Subject: node fixes, updates --- node_modules/webpack/lib/schemes/DataUriPlugin.js | 69 +++++++++++++++++++++++ 1 file changed, 69 insertions(+) create mode 100644 node_modules/webpack/lib/schemes/DataUriPlugin.js (limited to 'node_modules/webpack/lib/schemes/DataUriPlugin.js') diff --git a/node_modules/webpack/lib/schemes/DataUriPlugin.js b/node_modules/webpack/lib/schemes/DataUriPlugin.js new file mode 100644 index 00000000..f5db88dc --- /dev/null +++ b/node_modules/webpack/lib/schemes/DataUriPlugin.js @@ -0,0 +1,69 @@ +/* + MIT License http://www.opensource.org/licenses/mit-license.php + Author Tobias Koppers @sokra +*/ + +"use strict"; + +const NormalModule = require("../NormalModule"); + +/** @typedef {import("../Compiler")} Compiler */ + +// data URL scheme: "data:text/javascript;charset=utf-8;base64,some-string" +// http://www.ietf.org/rfc/rfc2397.txt +const URIRegEx = /^data:([^;,]+)?((?:;[^;,]+)*?)(?:;(base64))?,(.*)$/i; + +/** + * @param {string} uri data URI + * @returns {Buffer | null} decoded data + */ +const decodeDataURI = uri => { + const match = URIRegEx.exec(uri); + if (!match) return null; + + const isBase64 = match[3]; + const body = match[4]; + + if (isBase64) { + return Buffer.from(body, "base64"); + } + + // CSS allows to use `data:image/svg+xml;utf8,` + // so we return original body if we can't `decodeURIComponent` + try { + return Buffer.from(decodeURIComponent(body), "ascii"); + } catch (_) { + return Buffer.from(body, "ascii"); + } +}; + +class DataUriPlugin { + /** + * Apply the plugin + * @param {Compiler} compiler the compiler instance + * @returns {void} + */ + apply(compiler) { + compiler.hooks.compilation.tap( + "DataUriPlugin", + (compilation, { normalModuleFactory }) => { + normalModuleFactory.hooks.resolveForScheme + .for("data") + .tap("DataUriPlugin", resourceData => { + const match = URIRegEx.exec(resourceData.resource); + if (match) { + resourceData.data.mimetype = match[1] || ""; + resourceData.data.parameters = match[2] || ""; + resourceData.data.encoding = match[3] || false; + resourceData.data.encodedContent = match[4] || ""; + } + }); + NormalModule.getCompilationHooks(compilation) + .readResourceForScheme.for("data") + .tap("DataUriPlugin", resource => decodeDataURI(resource)); + } + ); + } +} + +module.exports = DataUriPlugin; -- cgit v1.2.3