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expose version for styles installed from greasyfork/sleazyfork

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This commit is contained in:
tophf 2020-10-03 15:05:40 +03:00
parent 3d0b733e9a
commit 5501efb1be
2 changed files with 36 additions and 0 deletions
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15
background/content-scripts.js
View File

@ -17,6 +17,21 @@ const contentScripts = (() => {
}
const busyTabs = new Set();
let busyTabsTimer;
// expose version on greasyfork/sleazyfork 1) info page and 2) code page
const urlMatches = '/scripts/\\d+[^/]*(/code)?([?#].*)?$';
chrome.webNavigation.onCommitted.addListener(({tabId}) => {
chrome.tabs.executeScript(tabId, {
file: '/content/install-hook-greasyfork.js',
runAt: 'document_start',
});
}, {
url: [
{hostEquals: 'greasyfork.org', urlMatches},
{hostEquals: 'sleazyfork.org', urlMatches},
]
});
return {injectToTab, injectToAllTabs};
function injectToTab({url, tabId, frameId = null}) {

21
content/install-hook-greasyfork.js Normal file
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@ -0,0 +1,21 @@
/* global API */
'use strict';
// onCommitted may fire twice
// Note, we're checking against a literal `1`, not just `if (truthy)`,
// because <html id="INJECTED"> is exposed per HTML spec as a global variable and `window.INJECTED`.
if (window.INJECTED_GREASYFORK !== 1) {
window.INJECTED_GREASYFORK = 1;
addEventListener('message', async function onMessage(e) {
if (e.origin === location.origin &&
e.data &&
e.data.name &&
e.data.type === 'style-version-query') {
removeEventListener('message', onMessage);
const style = await API.findUsercss(e.data) || {};
const {version} = style.usercssData || {};
postMessage({type: 'style-version', version}, '*');
}
});
}