Facebook Group Members Data Scraping Using TypeScript In Google Chrome

We have posted many data scraping articles, like Instagram data scraping using a Python script and Facebook data scraping using Firecrack. In today's article, there is a different trick to extract and download Facebook group members' data using the Google Chrome console via typescript running in it.

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Let's back to the topic, Facebook Group Members Scraper makes use of the TypeScript coding language to scrape Facebook group members and export them into a CSV file. The tool must be used within the Google Chrome web browser as it requires the usage of the Chrome Developer Console.

Follow the instructions below:

Open any group page on Facebook on your Google Chrome
Press F12 to open Inspect elements
Select the network tab within the console and paste the command given below in the terminal.

function exportToCsv(e,t){for(var n="",o=0;o<t.length;o++)n+=function(e){for(var t="",n=0;n<e.length;n++){var o=null===e[n]||void 0===e[n]?"":e[n].toString(),o=(o=e[n]instanceof Date?e[n].toLocaleString():o).replace(/"/g,'""');0<n&&(t+=","),t+=o=0<=o.search(/("|,|\n)/g)?'"'+o+'"':o}return t+"\n"}(t[o]);var r=new Blob([n],{type:"text/csv;charset=utf-8;"}),i=document.createElement("a");void 0!==i.download&&(r=URL.createObjectURL(r),i.setAttribute("href",r),i.setAttribute("download",e),document.body.appendChild(i),i.click(),document.body.removeChild(i))}function buildCTABtn(){var e=document.createElement("div"),t=(e.setAttribute("style",["position: fixed;","top: 0;","left: 0;","z-index: 10;","width: 100%;","height: 100%;","pointer-events: none;"].join("")),document.createElement("div")),n=(t.setAttribute("style",["position: absolute;","bottom: 30px;","right: 130px;","color: white;","min-width: 150px;","background: var(--primary-button-background);","border-radius: var(--button-corner-radius);","padding: 0px 12px;","cursor: pointer;","font-weight:600;","font-size:15px;","display: inline-flex;","pointer-events: auto;","height: 36px;","align-items: center;","justify-content: center;"].join("")),document.createTextNode("Download ")),o=document.createElement("span"),r=(o.setAttribute("id","fb-group-scraper-number-tracker"),o.textContent="0",document.createTextNode(" members"));return t.appendChild(n),t.appendChild(o),t.appendChild(r),t.addEventListener("click",function(){var e=(new Date).toISOString();exportToCsv("groupMemberExport-".concat(e,".csv"),window.members_list)}),e.appendChild(t),document.body.appendChild(e),e}function processResponse(e){var t,n;if(null!==(t=null==e?void 0:e.data)&&void 0!==t&&t.group)o=e.data.group;else{if("Group"!==(null===(t=null===(t=null==e?void 0:e.data)||void 0===t?void 0:t.node)||void 0===t?void 0:t.__typename))return;o=e.data.node}if(null!==(t=null==o?void 0:o.new_members)&&void 0!==t&&t.edges)n=o.new_members.edges;else if(null!==(e=null==o?void 0:o.new_forum_members)&&void 0!==e&&e.edges)n=o.new_forum_members.edges;else{if(null===(t=null==o?void 0:o.search_results)||void 0===t||!t.edges)return;n=o.search_results.edges}var e=n.map(function(e){var t=e.node,n=t.id,o=t.name,r=t.bio_text,i=t.url,s=t.profile_picture,t=t.__isProfile,d=(null===(d=null==e?void 0:e.join_status_text)||void 0===d?void 0:d.text)||(null===(d=null===(d=null==e?void 0:e.membership)||void 0===d?void 0:d.join_status_text)||void 0===d?void 0:d.text),e=null===(e=e.node.group_membership)||void 0===e?void 0:e.associated_group.id;return[n,o,i,(null==r?void 0:r.text)||"",(null==s?void 0:s.uri)||"",e,d||"",t]}),o=((t=window.members_list).push.apply(t,e),document.getElementById("fb-group-scraper-number-tracker"));o&&(o.textContent=window.members_list.length.toString())}function parseResponse(e){var n=[];try{n.push(JSON.parse(e))}catch(t){var o=e.split("\n");if(o.length<=1)return void console.error("Fail to parse API response",t);for(var r=0;r<o.length;r++){var i=o[r];try{n.push(JSON.parse(i))}catch(e){console.error("Fail to parse API response",t)}}}for(var t=0;t<n.length;t++)processResponse(n[t])}function main(){buildCTABtn();var e=XMLHttpRequest.prototype.send;XMLHttpRequest.prototype.send=function(){this.addEventListener("readystatechange",function(){this.responseURL.includes("/api/graphql/")&&4===this.readyState&&parseResponse(this.responseText)},!1),e.apply(this,arguments)}}window.members_list=window.members_list||[["Profile Id","Full Name","ProfileLink","Bio","Image Src","Groupe Id","Group Joining Text","Profile Type"]],main();

Press enter to execute this command, later you can see the "Download X members" button at the bottom left corner of the webpage.
Navigate to the "Members" section of the page and begin scrolling down. The script will start collecting information about every member while scrolling down.
You can download a scrolling extension to automate the process of scrolling if you want to collect all members' details.
Once ready, click on the "Download" button to export the file as CSV.

The CSV file will contain the following information: