mirror of
https://github.com/brunopostle/ifcurl.git
synced 2026-07-12 10:18:14 +00:00
Bruno Postle
7b95551cb8
viewer.html, viewer-url.js, and footer.tmpl are intended for Forgejo contribution and carry MIT headers matching Forgejo's per-file convention. ThatOpen @thatopen/components (loaded from CDN) is also MIT-licensed. Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
81 lines
3.2 KiB
JavaScript
81 lines
3.2 KiB
JavaScript
// Copyright 2026 The Forgejo Authors. All rights reserved.
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// SPDX-License-Identifier: MIT
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//
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// Pure ifc:// URL logic shared between viewer.html and tests.
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export function parseIfcUrl(raw) {
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if (!raw?.startsWith("ifc://")) return null;
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const body = raw.slice("ifc://".length);
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const slashIdx = body.indexOf("/");
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const authority = slashIdx < 0 ? body : body.slice(0, slashIdx);
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const pathAndQuery = slashIdx < 0 ? "" : body.slice(slashIdx + 1);
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const atInAuth = authority.indexOf("@");
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const userAt = atInAuth < 0 ? "" : authority.slice(0, atInAuth + 1);
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const host = atInAuth < 0 ? authority : authority.slice(atInAuth + 1);
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const qIdx = pathAndQuery.indexOf("?");
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const pathPart = qIdx < 0 ? pathAndQuery : pathAndQuery.slice(0, qIdx);
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const qs = new URLSearchParams(qIdx < 0 ? "" : pathAndQuery.slice(qIdx + 1));
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const atIdx = pathPart.lastIndexOf("@");
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const repoSuffix = atIdx < 0 ? pathPart : pathPart.slice(0, atIdx);
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const ref = atIdx < 0 ? "" : pathPart.slice(atIdx + 1);
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return {
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repo: userAt + host + "/" + repoSuffix,
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host, userAt, repoSuffix, ref,
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path: qs.get("path") ?? "",
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selector: qs.get("selector") ?? "",
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camera: qs.get("camera") ?? "",
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fov: qs.get("fov") ?? "",
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scale: qs.get("scale") ?? "",
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};
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}
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export function buildIfcUrl(repo, ref, path, selector) {
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if (!repo || !ref) return null;
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const qs = new URLSearchParams();
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if (path) qs.set("path", path);
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if (selector) qs.set("selector", selector);
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const qsStr = qs.toString().replace(/%2C/g, ",").replace(/%2B/g, "+");
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return `ifc://${repo}@${ref}${qsStr ? "?" + qsStr : ""}`;
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}
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export function toRawUrl(raw) {
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const body = raw.slice("ifc://".length);
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const slashIdx = body.indexOf("/");
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const authority = slashIdx < 0 ? body : body.slice(0, slashIdx);
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const pathAndQuery = slashIdx < 0 ? "" : body.slice(slashIdx + 1);
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const atInAuth = authority.indexOf("@");
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const host = atInAuth < 0 ? authority : authority.slice(atInAuth + 1);
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const qIdx = pathAndQuery.indexOf("?");
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const pathPart = qIdx < 0 ? pathAndQuery : pathAndQuery.slice(0, qIdx);
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const qs = new URLSearchParams(qIdx < 0 ? "" : pathAndQuery.slice(qIdx + 1));
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const filePath = qs.get("path") ?? "";
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const atIdx = pathPart.lastIndexOf("@");
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const repoPath = atIdx < 0 ? pathPart : pathPart.slice(0, atIdx);
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const ref = atIdx < 0 ? "" : pathPart.slice(atIdx + 1);
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const plainRef = ref.startsWith("heads/") ? ref.slice(6)
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: ref.startsWith("tags/") ? ref.slice(5)
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: ref;
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if (host === "github.com" || host.endsWith(".github.com")) {
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return `https://raw.githubusercontent.com/${repoPath}/${plainRef}/${filePath}`;
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}
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if (host === "gitlab.com" || host.includes("gitlab")) {
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const proto = host.startsWith("localhost") ? "http" : "https";
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return `${proto}://${host}/${repoPath}/-/raw/${plainRef}/${filePath}`;
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}
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const refSeg = ref.startsWith("heads/") ? "branch/" + ref.slice(6)
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: ref.startsWith("tags/") ? "tag/" + ref.slice(5)
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: "commit/" + ref;
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const proto = host.startsWith("localhost") ? "http" : "https";
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return `${proto}://${host}/${repoPath}/raw/${refSeg}/${filePath}`;
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}
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