kopia lustrzana https://github.com/FacilMap/facilmap
72 wiersze
2.4 KiB
TypeScript
72 wiersze
2.4 KiB
TypeScript
import fetch from "node-fetch";
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import * as yauzl from "yauzl-promise";
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import * as svgo from "svgo";
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import { load, type Element } from "cheerio";
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import { writeFile } from "fs/promises";
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import { fileURLToPath } from "url";
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import { Readable } from "stream";
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const outDir = fileURLToPath(new URL('./assets/icons/osmi', import.meta.url));
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async function updateIcons() {
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const buffer = await fetch("https://github.com/twain47/Open-SVG-Map-Icons/archive/master.zip").then((res) => res.arrayBuffer());
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const zip = await yauzl.fromBuffer(Buffer.from(buffer)) as any; // yauzl-promise types are outdated, see https://github.com/DefinitelyTyped/DefinitelyTyped/discussions/67963
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for await (const entry of zip) {
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if (entry.filename.endsWith(".svg")) {
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const readStream = Readable.toWeb(await zip.openReadStream(entry));
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const buffers: Buffer[] = [];
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for await (const buffer of readStream) {
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buffers.push(buffer);
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}
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const content = Buffer.concat(buffers);
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const cleanedContent = cleanIcon(content.toString());
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const outFile = `${outDir}/${entry.filename.split('/').slice(-2).join('_')}`;
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await writeFile(outFile, Buffer.from(cleanedContent));
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}
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}
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}
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function cleanIcon(icon: string): string {
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const optimized = svgo.optimize(icon);
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const $ = load(optimized.data, {
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xmlMode: true
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});
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for (const el of $("*").toArray() as Element[]) {
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el.name = el.name.replace(/^svg:/, "");
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}
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$("metadata,sodipodi\\:namedview,defs,image").remove();
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for (const el of $("*").toArray()) {
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const $el = $(el);
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const fill = $el.css("fill") || $el.attr("fill");
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if(fill && fill != "none") {
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if(fill != "#ffffff" && fill != "#fff") { // This is the background
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$el.remove();
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continue;
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}
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if($el.css("fill"))
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$el.css("fill", "#000");
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else
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$el.attr("fill", "#000");
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}
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if($el.css("stroke") && $el.css("stroke") != "none")
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$el.css("stroke", "#000");
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else if($el.attr("stroke") && $el.attr("stroke") != "none")
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$el.attr("stroke", "#000");
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}
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return $(":root").html()!.replace(/(>|^)\s+(<|$)/g, "$1$2");
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}
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updateIcons().then(() => {
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console.log('Success!');
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}).catch((err) => {
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console.error('Fatal error', err);
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}); |