the giant refactoring: split wallet into multiple parts

1 files changed, 200 insertions, 0 deletions

diff --git a/src/util/taleruri.ts b/src/util/taleruri.ts
new file mode 100644
index 000000000..aa6705c07
--- /dev/null
+++ b/src/util/taleruri.ts
@@ -0,0 +1,200 @@
+/*
+ This file is part of GNU Taler
+ (C) 2019 GNUnet e.V.
+
+ GNU Taler is free software; you can redistribute it and/or modify it under the
+ terms of the GNU General Public License as published by the Free Software
+ Foundation; either version 3, or (at your option) any later version.
+
+ GNU Taler is distributed in the hope that it will be useful, but WITHOUT ANY
+ WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
+ A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License along with
+ GNU Taler; see the file COPYING.  If not, see <http://www.gnu.org/licenses/>
+ */
+
+export interface PayUriResult {
+  downloadUrl: string;
+  sessionId?: string;
+}
+
+export interface WithdrawUriResult {
+  statusUrl: string;
+}
+
+export interface RefundUriResult {
+  refundUrl: string;
+}
+
+export interface TipUriResult {
+  merchantTipId: string;
+  merchantOrigin: string;
+  merchantBaseUrl: string;
+}
+
+export function parseWithdrawUri(s: string): WithdrawUriResult | undefined {
+  const pfx = "taler://withdraw/";
+  if (!s.startsWith(pfx)) {
+    return undefined;
+  }
+
+  const rest = s.substring(pfx.length);
+
+  let [host, path, withdrawId] = rest.split("/");
+
+  if (path === "-") {
+    path = "api/withdraw-operation";
+  }
+
+  return {
+    statusUrl: `https://${host}/${path}/${withdrawId}`,
+  };
+}
+
+export function parsePayUri(s: string): PayUriResult | undefined {
+  if (s.startsWith("https://") || s.startsWith("http://")) {
+    return {
+      downloadUrl: s,
+      sessionId: undefined,
+    };
+  }
+  const pfx = "taler://pay/";
+  if (!s.startsWith(pfx)) {
+    return undefined;
+  }
+
+  const [path, search] = s.slice(pfx.length).split("?");
+
+  let [host, maybePath, maybeInstance, orderId, maybeSessionid] = path.split(
+    "/",
+  );
+
+  if (!host) {
+    return undefined;
+  }
+
+  if (!maybePath) {
+    return undefined;
+  }
+
+  if (!orderId) {
+    return undefined;
+  }
+
+  if (maybePath === "-") {
+    maybePath = "public/";
+  } else {
+    maybePath = decodeURIComponent(maybePath) + "/";
+  }
+  let maybeInstancePath = "";
+  if (maybeInstance !== "-") {
+    maybeInstancePath = `instances/${maybeInstance}/`;
+  }
+
+  let protocol = "https";
+  const searchParams = new URLSearchParams(search);
+  if (searchParams.get("insecure") === "1") {
+    protocol = "http";
+  }
+
+  const downloadUrl =
+    `${protocol}://${host}/` +
+    decodeURIComponent(maybePath) +
+    maybeInstancePath +
+    `proposal?order_id=${orderId}`;
+
+  return {
+    downloadUrl,
+    sessionId: maybeSessionid,
+  };
+}
+
+export function parseTipUri(s: string): TipUriResult | undefined {
+  const pfx = "taler://tip/";
+  if (!s.startsWith(pfx)) {
+    return undefined;
+  }
+
+  const path = s.slice(pfx.length);
+
+  let [host, maybePath, maybeInstance, tipId] = path.split("/");
+
+  if (!host) {
+    return undefined;
+  }
+
+  if (!maybePath) {
+    return undefined;
+  }
+
+  if (!tipId) {
+    return undefined;
+  }
+
+  if (maybePath === "-") {
+    maybePath = "public/";
+  } else {
+    maybePath = decodeURIComponent(maybePath) + "/";
+  }
+  let maybeInstancePath = "";
+  if (maybeInstance !== "-") {
+    maybeInstancePath = `instances/${maybeInstance}/`;
+  }
+
+  const merchantBaseUrl = `https://${host}/${maybePath}${maybeInstancePath}`;
+
+  return {
+    merchantTipId: tipId,
+    merchantOrigin: new URL(merchantBaseUrl).origin,
+    merchantBaseUrl,
+  };
+}
+
+export function parseRefundUri(s: string): RefundUriResult | undefined {
+  const pfx = "taler://refund/";
+
+  if (!s.startsWith(pfx)) {
+    return undefined;
+  }
+
+  const path = s.slice(pfx.length);
+
+  let [host, maybePath, maybeInstance, orderId] = path.split("/");
+
+  if (!host) {
+    return undefined;
+  }
+
+  if (!maybePath) {
+    return undefined;
+  }
+
+  if (!orderId) {
+    return undefined;
+  }
+
+  if (maybePath === "-") {
+    maybePath = "public/";
+  } else {
+    maybePath = decodeURIComponent(maybePath) + "/";
+  }
+  let maybeInstancePath = "";
+  if (maybeInstance !== "-") {
+    maybeInstancePath = `instances/${maybeInstance}/`;
+  }
+
+  const refundUrl =
+    "https://" +
+    host +
+    "/" +
+    maybePath +
+    maybeInstancePath +
+    "refund" +
+    "?order_id=" +
+    orderId;
+
+  return {
+    refundUrl,
+  };
+}