const cheerio = require("cheerio")
const jsonic = require("jsonic")
-const debug = arg => {
- console.log(arg)
- return arg
-}
-
-module.exports.search = (query, userAgent = "Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:97.0) Gecko/20100101 Firefox/97.0") =>
- fetch("https://www.google.com/search?tbm=isch&q=" + encodeURIComponent(debug(query)), {headers: {"User-Agent": userAgent}}).then(res => res.text()).then(data =>
- cheerio.load(data, null, false) // parse HTML
- ("script") // find script tags
- .toArray() // convert cheerio list to array
- .map(script => script.children[0]?.data) // map script tags to their inline code
- .filter(script => script?.startsWith("AF_initDataCallback")) // find script that contains init data
- .map(script => script.slice("AF_initDataCallback(".length, -");".length)) // remove call to init function
- .map(jsonic) // jsonic is used because JSON.parse() requires strict JSON and eval() allows remote code execution
- .find(data => data.key == "ds:1") // for some reason there are two init datas, one is empty tho
- .data[31][0][12][2].map(elem => elem[1] && new Object({ // map the parts of the init data we know/care about to something readable
- image: {
- url: elem[1][3][0],
- size: {
- width: elem[1][3][2],
- height: elem[1][3][1],
+module.exports.search = (query, safeSearch = false, userAgent = "Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:97.0) Gecko/20100101 Firefox/97.0") =>
+ fetch("https://www.google.com/search?tbm=isch&q=" + encodeURIComponent(query) + (safeSearch ? "&safe=active" : ""), {headers: {"User-Agent": userAgent}})
+ .then(res => res.text())
+ .then(data =>
+ cheerio.load(data, null, false) // parse HTML
+ ("script") // find script tags
+ .toArray() // convert cheerio list to array
+ .map(script => script.children[0]?.data) // map script tags to their inline code
+ .filter(script => script?.startsWith("AF_initDataCallback")) // find script that contains init data
+ .map(script => script.slice("AF_initDataCallback(".length, -");".length)) // remove call to init function
+ .map(jsonic) // jsonic is used because JSON.parse() requires strict JSON and eval() allows remote code execution
+ .find(data => data.key == "ds:1") // for some reason there are two init datas, one is empty tho
+ .data[31][0][12][2].map(elem => elem[1] && new Object({ // map the parts of the init data we know/care about to something readable
+ image: {
+ url: elem[1][3][0],
+ size: {
+ width: elem[1][3][2],
+ height: elem[1][3][1],
+ },
},
- },
- preview: {
- url: elem[1][2][0],
- size: {
- width: elem[1][2][2],
- height: elem[1][2][1],
+ preview: {
+ url: elem[1][2][0],
+ size: {
+ width: elem[1][2][2],
+ height: elem[1][2][1],
+ },
},
- },
- color: elem[1][6], // probably average color of the image (used as placeholder while loading the image)
- link: elem[1][9][2003][2],
- title: elem[1][9][2003][3], // there is some more data in elem[1][9] that could potentially be useful
- }))
- .filter(elem => elem)
- )
+ color: elem[1][6], // probably average color of the image (used as placeholder while loading the image)
+ link: elem[1][9][2003][2],
+ title: elem[1][9][2003][3], // there is some more data in elem[1][9] that could potentially be useful
+ }))
+ .filter(elem => elem)
+ )
+
+module.exports.searchRandom = (query, safeSearch, userAgent) => module.exports.search(query, safeSearch, userAgent)
+ .then(results => results[Math.floor(Math.random() * results.length)])
+
/*
In case google makes changes, here are some snippets used to reverse engineer the format: