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directly install usercss from raw github links

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This commit is contained in:
tophf 2020-11-14 23:06:56 +03:00
parent 414609297d
commit 820695ebf1
1 changed files with 36 additions and 6 deletions
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42
background/usercss-install-helper.js
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@ -1,4 +1,10 @@
/* global API_METHODS openURL download URLS tabManager */
/* global
API_METHODS
download
openURL
tabManager
URLS
*/
'use strict';
(() => {
@ -27,16 +33,36 @@
return code;
};
const maybeDistro = {
// https://github.com/StylishThemes/GitHub-Dark/raw/master/github-dark.user.css
'github.com': {
glob: '/*/raw/*',
rx: /^https:\/\/github\.com\/[^/]+\/[^/]+\/raw\/[^/]+\/[^/]+?\.user\.(css|styl)([#?].*)?$/,
},
// https://raw.githubusercontent.com/StylishThemes/GitHub-Dark/master/github-dark.user.css
'raw.githubusercontent.com': {
glob: '/*',
rx: /^https:\/\/raw\.githubusercontent\.com(\/[^/]+?){4}\.user\.(css|styl)([#?].*)?$/,
},
};
// Faster installation on known distribution sites to avoid flicker of css text
chrome.webRequest.onBeforeSendHeaders.addListener(({tabId, url}) => {
openInstallerPage(tabId, url, {});
// Silently suppressing navigation like it never happened
return {redirectUrl: 'javascript:void 0'}; // eslint-disable-line no-script-url
const m = maybeDistro[new URL(url).hostname];
if (!m || m.rx.test(url)) {
openInstallerPage(tabId, url, {});
// Silently suppress navigation.
// Don't redirect to the install URL as it'll flash the text!
return {redirectUrl: 'javascript:void 0'}; // eslint-disable-line no-script-url
}
}, {
urls: [
URLS.usoArchiveRaw + 'usercss/*.user.css',
'*://greasyfork.org/scripts/*/code/*.user.css',
'*://sleazyfork.org/scripts/*/code/*.user.css',
...[].concat(
...Object.entries(maybeDistro)
.map(([host, {glob}]) => makeUsercssGlobs(host, glob))),
],
types: ['main_frame'],
}, ['blocking']);
@ -46,7 +72,7 @@
const h = responseHeaders.find(h => h.name.toLowerCase() === 'content-type');
tabManager.set(tabId, isContentTypeText.name, h && isContentTypeText(h.value) || undefined);
}, {
urls: '%css,%css?*,%styl,%styl?*'.replace(/%/g, '*://*/*.user.').split(','),
urls: makeUsercssGlobs('*', '/*'),
types: ['main_frame'],
}, ['responseHeaders']);
@ -57,7 +83,7 @@
!oldUrl.startsWith(URLS.installUsercss)) {
const inTab = url.startsWith('file:') && Boolean(fileLoader);
const code = await (inTab ? fileLoader : urlLoader)(tabId, url);
if (/==userstyle==/i.test(code)) {
if (/==userstyle==/i.test(code) && !/^\s*</.test(code)) {
openInstallerPage(tabId, url, {code, inTab});
}
}
@ -80,4 +106,8 @@
chrome.tabs.update(tabId, {url: newUrl});
}
}
function makeUsercssGlobs(host, path) {
return '%css,%css?*,%styl,%styl?*'.replace(/%/g, `*://${host}${path}.user.`).split(',');
}
})();