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eval works. start on console

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This commit is contained in:
Omar Rizwan 2020-12-30 17:19:22 -08:00
parent 1185e6885c
commit 77c79a8f83
1 changed files with 45 additions and 3 deletions
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48
extension/background.js
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@ -228,6 +228,49 @@ router["/tabs/by-id"] = {
router["/tabs/by-id/*/title.txt"] = withTab(tab => tab.title + "\n");
router["/tabs/by-id/*/text.txt"] = fromScript(`document.body.innerText`);
})();
let nextConsoleFh = 0;
router["/tabs/by-id/*/console"] = {
async open({path}) {
const tabId = parseInt(pathComponent(path, -2));
const fh = nextConsoleFh++;
const code = `
(function() {
console.__logs${fh} = [];
console.__logBefore${fh} = console.log;
console.log = (...xs) => {
console.__logBefore${fh}(...xs);
console.__logs${fh}.push(xs);
};
})()
`;
await browser.tabs.executeScript(tabId, {code});
return {fh};
},
async read({path, fh}) {
const tabId = parseInt(pathComponent(path, -2));
const code = `console.__logs${fh}.join('\n')`;
const buf = (await browser.tabs.executeScript(tabId, {code}))[0];
return { buf };
},
async release({fh}) {
const tabId = parseInt(pathComponent(path, -2));
const code = `
(function() {
console.log = console.__logBefore${fh};
})()
`;
await browser.tabs.executeScript(tabId, {code});
return {};
}
};
router["/tabs/by-id/*/eval"] = {
async write({path, buf}) {
const tabId = parseInt(pathComponent(path, -2));
await browser.tabs.executeScript(tabId, {code: buf});
return {size: stringToUtf8Array(buf).length};
},
async truncate({path, size}) { return {}; }
};
router["/tabs/by-id/*/window"] = {
// a symbolic link to /windows/[id for this window]
async readlink({path}) {
@ -288,9 +331,8 @@ router["/tabs/by-id/*/control"] = {
},
async readdir({path}) {
const tabId = parseInt(pathComponent(path, -3));
// it's useful to put the ID first so:
// 1. the .js extension stays on the end
// 2. file prefixes like Emacs temp files, Emacs looking for file with SCCS s. prefix, etc all are clearly invalid automatically
// it's useful to put the ID first so the .js extension stays on
// the end
const scriptFileNames = Object.values(TabManager.scriptsForTab[tabId])
.map(params => params.scriptId + "_" + sanitize(params.url).slice(0, 200));
return { entries: [".", "..", ...scriptFileNames] };