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"use strict";
const utils = require("../utils");
const log = require("npmlog");
module.exports = function (defaultFuncs, api, ctx) {
/**
* Refreshes the fb_dtsg and jazoest values.
* @param {Function} callback
* @returns {Promise}
* @description if you don't update the value of fb_dtsg and jazoest for a long time an error "Please try closing and re-opening your browser window" will appear
* @description you should refresh it every 48h or less
*/
return function refreshFb_dtsg(obj, callback) {
let resolveFunc = function () { };
let rejectFunc = function () { };
const returnPromise = new Promise(function (resolve, reject) {
resolveFunc = resolve;
rejectFunc = reject;
});
if (utils.getType(obj) === "Function" || utils.getType(obj) === "AsyncFunction") {
callback = obj;
obj = {};
}
if (!obj) {
obj = {};
}
if (utils.getType(obj) !== "Object") {
throw new utils.CustomError("the first parameter must be an object or a callback function");
}
if (!callback) {
callback = function (err, friendList) {
if (err) {
return rejectFunc(err);
}
resolveFunc(friendList);
};
}
if (Object.keys(obj).length == 0) {
utils
.get('https://m.facebook.com/', ctx.jar, null, ctx.globalOptions, { noRef: true })
.then(function (resData) {
const html = resData.body;
const fb_dtsg = utils.getFrom(html, 'name="fb_dtsg" value="', '"');
const jazoest = utils.getFrom(html, 'name="jazoest" value="', '"');
if (!fb_dtsg) {
throw new utils.CustomError("Could not find fb_dtsg in HTML after requesting https://www.facebook.com/");
}
ctx.fb_dtsg = fb_dtsg;
ctx.jazoest = jazoest;
callback(null, {
data: {
fb_dtsg: fb_dtsg,
jazoest: jazoest
},
message: "refreshed fb_dtsg and jazoest"
});
})
.catch(function (err) {
log.error("refreshFb_dtsg", err);
return callback(err);
});
}
else {
Object.keys(obj).forEach(function (key) {
ctx[key] = obj[key];
});
callback(null, {
data: obj,
message: "refreshed " + Object.keys(obj).join(", ")
});
}
return returnPromise;
};
};
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