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How to open "incognito" context in puppeteer
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"use strict"; | |
const Promise = require('bluebird'); | |
const Page = require('puppeteer/node6/lib/Page'); | |
function newPageWithNewContext(browser) { | |
let browserContextId; | |
let targetId; | |
let target; | |
return Promise.resolve() | |
.then(() => { | |
return browser._connection.send('Target.createBrowserContext'); | |
}) | |
.then(res => { | |
browserContextId = res.browserContextId; | |
return browser._connection.send('Target.createTarget', {url: 'about:blank', browserContextId}); | |
}) | |
.then(res => { | |
targetId = res.targetId; | |
return browser._targets.get(targetId); | |
}) | |
.then(res => { | |
target = res; | |
return browser._connection.createSession(targetId); | |
}) | |
.then(client => { | |
return Page.create(client, target, browser._ignoreHTTPSErrors, browser._appMode, browser._screenshotTaskQueue); | |
}) | |
.then(page => { | |
page.__IncoContextData = { | |
browserContextId, | |
targetId: page._target._targetId | |
}; | |
return page; | |
}) | |
.catch(err => { | |
if (browserContextId){ | |
browser._connection.send('Target.disposeBrowserContext', {browserContextId: browserContextId}); | |
} | |
return Promise.reject(err); | |
}); | |
} | |
function newPageWithExsitingContext(browser, IncoContextData) { | |
const {targetId} = IncoContextData; | |
let target; | |
return Promise.resolve() | |
.then(() => { | |
return browser._targets.get(targetId); | |
}) | |
.then(res => { | |
target = res; | |
return browser._connection.createSession(targetId); | |
}) | |
.then(client => { | |
return Page.create(client, target, browser._ignoreHTTPSErrors, browser._appMode, browser._screenshotTaskQueue); | |
}) | |
.then(page => { | |
page.__IncoContextData = { | |
browserContextId: IncoContextData.browserContextId, | |
targetId: page._target._targetId | |
}; | |
return page; | |
}); | |
} | |
function closePage(browser, page) { | |
let browserContextId; | |
if (page.__IncoContextData && page.__IncoContextData.browserContextId) { | |
browserContextId = page.__IncoContextData.browserContextId; | |
} | |
return Promise.resolve() | |
.then(() => { | |
return page.close(); | |
}) | |
.finally(() => { | |
if (browserContextId) { | |
return browser._connection.send('Target.disposeBrowserContext', {browserContextId: page.__IncoContextData.browserContextId}); | |
} | |
}); | |
} | |
// browser is the instance returned form puppeteer.launch | |
module.exports = { | |
beginIncognito: browser => { | |
return newPageWithNewContext(browser) | |
.then(page => { | |
page.endIncognito = () => { | |
return closePage(browser, page); | |
}; | |
return page; | |
}); | |
}, | |
addIncognitoTab: (browser, incoPage) => { | |
return newPageWithExsitingContext(browser, incoPage.__IncoContextData) | |
.then(page => { | |
page.endIncognito = () => { | |
return closePage(browser, page); | |
}; | |
return page; | |
}); | |
} | |
}; |
Author
SanariSan
commented
Sep 24, 2022
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