Sergey Antropoff
305 lines
9.6 KiB
JavaScript
305 lines
9.6 KiB
JavaScript
(() => {
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const t = (k) => window.WrappedI18n.t(k);
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const files = [];
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let settings = null;
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let captchaWidgetId = null;
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const els = {
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text: document.getElementById("payload-text"),
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lang: document.getElementById("text-language"),
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ttl: document.getElementById("ttl-seconds"),
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password: document.getElementById("password"),
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generatePassword: document.getElementById("generate-password"),
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dropzone: document.getElementById("dropzone"),
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fileInput: document.getElementById("file-input"),
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fileList: document.getElementById("file-list"),
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wrapBtn: document.getElementById("wrap-btn"),
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error: document.getElementById("form-error"),
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success: document.getElementById("success-panel"),
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composer: document.querySelector(".composer"),
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shareLink: document.getElementById("share-link"),
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shareToken: document.getElementById("share-token"),
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expiresMeta: document.getElementById("expires-meta"),
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captchaSlot: document.getElementById("captcha-slot"),
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};
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function showError(msg) {
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els.error.textContent = msg;
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els.error.classList.remove("hidden");
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}
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function clearError() {
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els.error.classList.add("hidden");
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els.error.textContent = "";
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}
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function mimeAllowed(ct) {
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const allow = settings.mime_allowlist || [];
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const base = (ct || "").split(";")[0].trim().toLowerCase();
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return allow.some((p) => {
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const pat = p.toLowerCase();
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if (pat.endsWith("/*")) return base.startsWith(pat.slice(0, -1));
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return base === pat;
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});
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}
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function renderFiles() {
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els.fileList.innerHTML = "";
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files.forEach((f, idx) => {
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const li = document.createElement("li");
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li.innerHTML = `<span>${f.name} <small>(${f.type || "file"} · ${f.size} B)</small></span>`;
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const btn = document.createElement("button");
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btn.type = "button";
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btn.textContent = "×";
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btn.addEventListener("click", () => {
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files.splice(idx, 1);
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renderFiles();
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});
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li.appendChild(btn);
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els.fileList.appendChild(li);
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});
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}
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function addFiles(list) {
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for (const f of list) {
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if (!mimeAllowed(f.type || "application/octet-stream")) {
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showError(t("create.mimeDenied") + `: ${f.type || f.name}`);
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continue;
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}
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files.push(f);
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}
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renderFiles();
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}
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let lastExpiresAt = null;
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function fillTtl() {
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if (!settings || !els.ttl) return;
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const max = settings.max_ttl_seconds;
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const def = settings.default_ttl_seconds;
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const selected = els.ttl.value ? Number(els.ttl.value) : def;
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const options = [
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{ key: "create.ttl.1h", value: 3600 },
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{ key: "create.ttl.6h", value: 6 * 3600 },
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{ key: "create.ttl.24h", value: 24 * 3600 },
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{ key: "create.ttl.3d", value: 3 * 24 * 3600 },
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{ key: "create.ttl.7d", value: 7 * 24 * 3600 },
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].filter((o) => o.value <= max);
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if (!options.find((o) => o.value === def) && def <= max) {
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options.unshift({ key: "create.ttl.default", value: def, seconds: def });
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}
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const pick = options.some((o) => o.value === selected) ? selected : def;
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els.ttl.innerHTML = options
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.map((o) => {
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const label =
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o.key === "create.ttl.default"
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? t("create.ttl.default", { seconds: o.seconds })
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: t(o.key);
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return `<option value="${o.value}" ${o.value === pick ? "selected" : ""}>${label}</option>`;
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})
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.join("");
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}
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function refreshExpiresMeta() {
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if (lastExpiresAt && els.expiresMeta) {
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els.expiresMeta.textContent = window.WrappedI18n.formatExpires(lastExpiresAt);
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}
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}
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function loadCaptcha() {
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els.captchaSlot.innerHTML = "";
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captchaWidgetId = null;
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const provider = settings.captcha_provider;
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if (provider === "turnstile" && settings.turnstile_site_key) {
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const div = document.createElement("div");
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div.className = "cf-turnstile";
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div.dataset.sitekey = settings.turnstile_site_key;
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els.captchaSlot.appendChild(div);
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const s = document.createElement("script");
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s.src = "https://challenges.cloudflare.com/turnstile/v0/api.js";
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s.async = true;
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document.body.appendChild(s);
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} else if (provider === "hcaptcha" && settings.hcaptcha_site_key) {
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const div = document.createElement("div");
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div.className = "h-captcha";
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div.dataset.sitekey = settings.hcaptcha_site_key;
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els.captchaSlot.appendChild(div);
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const s = document.createElement("script");
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s.src = "https://js.hcaptcha.com/1/api.js";
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s.async = true;
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document.body.appendChild(s);
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}
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}
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function captchaToken() {
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if (settings.captcha_provider === "turnstile" && window.turnstile) {
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return window.turnstile.getResponse?.() || "";
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}
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if (settings.captcha_provider === "hcaptcha" && window.hcaptcha) {
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return window.hcaptcha.getResponse?.(captchaWidgetId) || window.hcaptcha.getResponse?.() || "";
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}
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return "";
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}
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async function init() {
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const resp = await fetch("/api/v1/settings");
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settings = await resp.json();
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fillTtl();
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loadCaptcha();
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}
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els.dropzone.addEventListener("click", () => els.fileInput.click());
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els.fileInput.addEventListener("change", () => addFiles(els.fileInput.files));
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["dragenter", "dragover"].forEach((ev) => {
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els.dropzone.addEventListener(ev, (e) => {
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e.preventDefault();
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els.dropzone.classList.add("dragover");
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});
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});
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["dragleave", "drop"].forEach((ev) => {
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els.dropzone.addEventListener(ev, (e) => {
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e.preventDefault();
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els.dropzone.classList.remove("dragover");
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});
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});
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els.dropzone.addEventListener("drop", (e) => addFiles(e.dataTransfer.files));
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document.addEventListener("paste", (e) => {
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const items = e.clipboardData?.items;
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if (!items) return;
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const pasted = [];
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for (const item of items) {
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if (item.kind === "file") {
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const f = item.getAsFile();
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if (f) pasted.push(f);
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}
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}
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if (pasted.length) {
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e.preventDefault();
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addFiles(pasted);
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}
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});
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async function copyFrom(input, btn) {
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await navigator.clipboard.writeText(input.value);
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const old = btn.textContent;
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btn.textContent = t("common.copied");
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setTimeout(() => (btn.textContent = old), 1200);
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}
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document.getElementById("copy-link").addEventListener("click", () => {
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copyFrom(els.shareLink, document.getElementById("copy-link"));
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});
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document.getElementById("copy-token").addEventListener("click", () => {
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copyFrom(els.shareToken, document.getElementById("copy-token"));
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});
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document.getElementById("create-another").addEventListener("click", () => {
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location.reload();
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});
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els.wrapBtn.addEventListener("click", async () => {
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clearError();
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const text = els.text.value;
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if (!text.trim() && files.length === 0) {
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showError(t("create.needPayload"));
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return;
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}
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const items = [];
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const contentTypes = [];
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if (text.trim()) {
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items.push({
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type: "text",
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language: els.lang.value,
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content: text,
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});
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contentTypes.push("text/plain");
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}
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for (const f of files) {
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const item = await window.WrappedCrypto.fileToItem(f);
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items.push(item);
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contentTypes.push(item.mime);
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}
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for (const ct of contentTypes) {
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if (!mimeAllowed(ct)) {
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showError(t("create.mimeDenied"));
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return;
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}
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}
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const password = els.password.value || "";
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const pack = { version: 1, items };
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const { ciphertext, keyB64url } = await window.WrappedCrypto.encryptPackage(
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pack,
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password || null
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);
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if (ciphertext.byteLength > settings.max_upload_bytes) {
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showError(t("create.tooLarge"));
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return;
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}
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els.wrapBtn.disabled = true;
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try {
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const body = {
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ciphertext_b64: window.WrappedCrypto.bytesToBase64(ciphertext),
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ttl_seconds: Number(els.ttl.value),
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content_types: contentTypes,
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item_count: items.length,
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has_password: Boolean(password),
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password: settings.password_mode === "server_gate" && password ? password : null,
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captcha_token: captchaToken() || null,
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};
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const resp = await fetch("/api/v1/wraps", {
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method: "POST",
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headers: { "Content-Type": "application/json" },
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body: JSON.stringify(body),
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});
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if (!resp.ok) {
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const err = await resp.json().catch(() => ({}));
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showError(err.detail || t("common.error"));
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return;
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}
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const data = await resp.json();
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const token = window.WrappedCrypto.buildToken(data.wrap_id, keyB64url);
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const link = `${location.origin}${data.share_path}#${keyB64url}`;
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els.shareLink.value = link;
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els.shareToken.value = token;
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lastExpiresAt = data.expires_at;
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refreshExpiresMeta();
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els.composer.classList.add("hidden");
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els.success.classList.remove("hidden");
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} catch {
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showError(t("common.error"));
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} finally {
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els.wrapBtn.disabled = false;
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}
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});
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function generatePassword(length = 20) {
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const alphabet =
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"ABCDEFGHJKLMNPQRSTUVWXYZabcdefghijkmnopqrstuvwxyz23456789!@#$%^&*-_";
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const bytes = new Uint8Array(length);
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crypto.getRandomValues(bytes);
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return Array.from(bytes, (b) => alphabet[b % alphabet.length]).join("");
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}
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els.generatePassword?.addEventListener("click", () => {
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const pwd = generatePassword();
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els.password.type = "text";
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els.password.value = pwd;
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els.password.focus();
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els.password.select();
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});
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if (window.WrappedI18n.onChange) {
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window.WrappedI18n.onChange(() => {
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fillTtl();
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refreshExpiresMeta();
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});
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}
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init().catch(() => showError(t("common.error")));
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})();
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