blob: d74f4d129021fed197c94224ee9ca32ed93622b6 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
|
import { canonicalizeBaseUrl } from "@gnu-taler/taler-util";
/**
* Validate (the number part of) an amount. If needed,
* replace comma with a dot. Returns 'false' whenever
* the input is invalid, the valid amount otherwise.
*/
export function validateAmount(maybeAmount: string | undefined): string | undefined {
const amountRegex = "^[0-9]+(.[0-9]+)?$";
if (!maybeAmount) {
console.log(`Entered amount (${maybeAmount}) mismatched <input> pattern.`);
return;
}
if (typeof maybeAmount !== "undefined" || maybeAmount !== "") {
console.log(`Maybe valid amount: ${maybeAmount}`);
// tolerating comma instead of point.
const re = RegExp(amountRegex);
if (!re.test(maybeAmount)) {
console.log(`Not using invalid amount '${maybeAmount}'.`);
return;
}
}
return maybeAmount;
}
/**
* Extract IBAN from a Payto URI.
*/
export function getIbanFromPayto(url: string): string {
const pathSplit = new URL(url).pathname.split("/");
let lastIndex = pathSplit.length - 1;
// Happens if the path ends with "/".
if (pathSplit[lastIndex] === "") lastIndex--;
const iban = pathSplit[lastIndex];
return iban;
}
const maybeRootPath = "https://bank.demo.taler.net/demobanks/default/";
export function getBankBackendBaseUrl(): string {
const overrideUrl = localStorage.getItem("bank-base-url");
if (overrideUrl) {
console.log(
`using bank base URL ${overrideUrl} (override via bank-base-url localStorage)`,
);
} else {
console.log(`using bank base URL (${maybeRootPath})`);
}
return canonicalizeBaseUrl(overrideUrl ? overrideUrl : maybeRootPath)
}
export function undefinedIfEmpty<T extends object>(obj: T): T | undefined {
return Object.keys(obj).some((k) => (obj as any)[k] !== undefined)
? obj
: undefined;
}
/**
* Craft headers with Authorization and Content-Type.
*/
export function prepareHeaders(username?: string, password?: string): Headers {
const headers = new Headers();
if (username && password) {
headers.append(
"Authorization",
`Basic ${window.btoa(`${username}:${password}`)}`,
);
}
headers.append("Content-Type", "application/json");
return headers;
}
|
