From a781362550b0332a96adcf5d1e989e8d68aa23b8 Mon Sep 17 00:00:00 2001 From: jysperm Date: Thu, 12 Apr 2018 15:37:23 +0800 Subject: [PATCH] :sparkles: Snapcat by chrome-headless --- .gitignore | 1 + .leanignore | 4 ++++ README.md | 2 ++ leanengine.yaml | 3 +++ package.json | 8 +++++++ server.js | 58 +++++++++++++++++++++++++++++++++++++++++++++++++ 6 files changed, 76 insertions(+) create mode 100644 .gitignore create mode 100644 .leanignore create mode 100644 README.md create mode 100644 leanengine.yaml create mode 100644 package.json create mode 100644 server.js diff --git a/.gitignore b/.gitignore new file mode 100644 index 0000000..e33609d --- /dev/null +++ b/.gitignore @@ -0,0 +1 @@ +*.png diff --git a/.leanignore b/.leanignore new file mode 100644 index 0000000..fc85c37 --- /dev/null +++ b/.leanignore @@ -0,0 +1,4 @@ +.git/ +.avoscloud/ +.leancloud/ +node_modules/ diff --git a/README.md b/README.md new file mode 100644 index 0000000..6fb6339 --- /dev/null +++ b/README.md @@ -0,0 +1,2 @@ +# Snapcat +一个使用 chrome-headless 的截图服务。 diff --git a/leanengine.yaml b/leanengine.yaml new file mode 100644 index 0000000..2c17431 --- /dev/null +++ b/leanengine.yaml @@ -0,0 +1,3 @@ +systemDependencies: + - chrome-headless + - fonts-wqy diff --git a/package.json b/package.json new file mode 100644 index 0000000..5003faf --- /dev/null +++ b/package.json @@ -0,0 +1,8 @@ +{ + "engines": { + "node": "8" + }, + "dependencies": { + "puppeteer": "^1.2.0" + } +} diff --git a/server.js b/server.js new file mode 100644 index 0000000..7976075 --- /dev/null +++ b/server.js @@ -0,0 +1,58 @@ +var fs = require('fs'); +var url = require('url'); +const puppeteer = require('puppeteer'); + +require('http').createServer(function(req, res) { + const urlInfo = url.parse(req.url, true) + + if (urlInfo.pathname !== '/') { + res.statusCode = 404; + return res.end(); + } + + if (urlInfo.query.url) { + makeScreenshot(urlInfo.query.url).then( (filename) => { + fs.readFile(filename, function(err, buffer) { + if (err) { + res.end(err.message); + } else { + res.setHeader('Content-Type', 'image/png'); + res.end(buffer); + } + }); + }).catch( err => { + console.log(err) + res.end(err.message); + }); + } else { + res.end('You can visit https://snapcat.leanapp.cn/?url=https://leancloud.cn/docs'); + } +}).listen(3000); + +var counter = 0; + +async function makeScreenshot(url) { + const filename = `./${counter++}.png`; + + const browser = await puppeteer.launch({ + executablePath: '/usr/bin/google-chrome', + args: ['--no-sandbox', '--disable-setuid-sandbox'] + }); + + const page = await browser.newPage(); + await page.goto(url); + + await page.setViewport({ + width: 1440, + height: 900 + }); + + await page.screenshot({ + fullPage: true, + path: filename + }); + + await browser.close(); + + return filename; +} pFad - Phonifier reborn

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