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51 lines
1.2 KiB
51 lines
1.2 KiB
const Image = require("@11ty/eleventy-img");
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const path = require("path");
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function relativeToInputPath(inputPath, relativeFilePath) {
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let split = inputPath.split("/");
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split.pop();
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return path.resolve(split.join(path.sep), relativeFilePath);
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}
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function isFullUrl(url) {
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try {
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new URL(url);
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return true;
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} catch(e) {
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return false;
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}
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}
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// Only one module.exports per configuration file, please!
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module.exports = function (eleventyConfig) {
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eleventyConfig.addPassthroughCopy("content/albums/**/*.mp3");
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eleventyConfig.addPassthroughCopy("content/albums/**/*.zip");
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eleventyConfig.addShortcode("image", async function (src, alt, sizes) {
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let input;
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if(isFullUrl(src)) {
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input = src;
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} else {
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input = relativeToInputPath(this.page.inputPath, src);
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}
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let metadata = await Image(input, {
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widths: [300, 600],
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formats: ["avif", "jpeg", "png"],
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outputDir: path.join(eleventyConfig.dir.output, "img"),
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});
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let imageAttributes = {
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alt,
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sizes,
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loading: "lazy",
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decoding: "async",
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};
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// You bet we throw an error on a missing alt (alt="" works okay)
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return Image.generateHTML(metadata, imageAttributes);
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});
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};
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