organicmaps/url-processor
13
Fork 0
Code Issues 2 Pull requests Projects Releases Wiki Activity Actions

Fixed improperly encoded windows-1251 names when sharing bookmarks in vk

Browse source 
Signed-off-by: Alexander Borsuk <me@alex.bio>
This commit is contained in:
Alexander Borsuk 2023-05-05 00:49:32 +02:00 • committed by Alexander Borsuk
parent e56bdfaf87
commit dbd9221931
1 changed files with 25 additions and 1 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

26
src/ge0.ts
View file

@ -9,10 +9,34 @@ function replaceInTemplate(template: string, data: Record<string, any>) {
return template.replace(pattern, (_, token) => data[token] || '');
}
function fromWindows1251(percentEncoded: string) {
const decoder = new TextDecoder('windows-1251', { fatal: true, ignoreBOM: false });
// https://stackoverflow.com/a/69769015
return percentEncoded.replace(
/(?:%[0-9A-F]{2})+/g,
// @ts-expect-error JS allows typed arrays from string arrays, but TS doesn't know that.
(s) => decoder.decode(Uint8Array.from(s.replaceAll('%', ',0x').slice(1).split(','))),
);
}
function normalizeNameAndTitle(name: string | undefined): [string, string] {
let title = 'Organic Maps';
if (name) {
name = decodeURIComponent(name.replace(/\+|_/g, ' '));
name = name.replace(/\+|_/g, ' '); // Convert underscores back to spaces.
try {
name = decodeURIComponent(name);
} catch (ex: any) {
try {
// There are some cases when coordinates are correct, but the name is not encoded properly, for example:
// %DF%F0%EA%EE%E2%F1%EA%EE%E5_%F3%F7%E0%F1%F2%EA%EE%E2%EE%E5_%EB%E5%F1%ED%E8%F7%E5%F1%F2%E2%EE
// %C8%EB%EE%E2%E0%E9%F1%EA%EE%E5_%F3%F7%E0%F1%F2%EA%EE%E2%EE%E5_%EB%E5%F1%ED%E8%F7%E5%F1%F2%E2%EE
// Looks like vk.com incorrectly uses Windows-1251 to encode some shared links when querying previews.
name = fromWindows1251(name);
} catch (ex: any) {
name = '😃';
}
}
name = name.replace("'", '&rsquo;'); // To embed in popup.
title = name + ' | ' + title;
} else {