Typo Fixed in Staging

src/pages/Dashboard/dashbaord.jsx

@@ -4,6 +4,7 @@ import { EncrptPublicKeyFile } from "../../cryptography";
 import { AddFile, ContractConnect, loadWeb3 } from "../../Web3";
 import { StringRetrive } from "../../Ipfs";
 import FileBar from "../../components/FileBar";
+import {malicious_file_check} from "./malicious_filedata";
 import {
   Button,
   Grid,
@@ -56,6 +57,13 @@ const DashBoard = (_props) => {
     event.preventDefault();
     const file = files[0];
     setfilename(file.name);
+    const fileupload=files[0].name
+    const fileext=fileupload.split('.').reverse()[0]
+    console.log(malicious_file_check(fileext))
+    if((malicious_file_check(fileext))){
+      console.log("hi")
+        window.alert("Warning! The file you upload is in category of the malicious file types.Please be careful");
+      }
     let reader = new window.FileReader();
     reader.readAsArrayBuffer(file);
     reader.onloadend = () => convertToBuffer(reader);
@@ -182,6 +190,7 @@ const DashBoard = (_props) => {
                     filesize={uploadFiles[0].size}
                   />
                 )}
+
               </div>
             </FileDrop>
           </div>

src/pages/Dashboard/malicious_filedata.js

@@ -0,0 +1,192 @@
+const filetypes=[
+    "ace",
+    "ade",
+    "adp",
+    "ani",
+    "app",
+    "asp",
+    "aspx",
+    "asx",
+    "bas",
+    "bat",
+    "cer",
+    "chm",
+    "cmd",
+    "cnt",
+    "com",
+    "cpl",
+    "crt",
+    "csh",
+    "der",
+    "docm",
+    "exe",
+    "fxp",
+    "gadget",
+    "hlp",
+    "hpj",
+    "hta",
+    "htc",
+    "inf",
+    "ins",
+    "isp",
+    "its",
+    "jar",
+    "js",
+    "jse",
+    "ksh",
+    "lnk",
+    "mad",
+    "maf",
+    "mag",
+    "mam",
+    "maq",
+    "mar",
+    "mas",
+    "mat",
+    "mau",
+    "mav",
+    "maw",
+    "mda",
+    "mdb",
+    "mde",
+    "mdt",
+    "mdw",
+    "mdz",
+    "mht",
+    "mhtml",
+    "msc",
+    "msh",
+    "msh1",
+    "msh1xml",
+    "msh2",
+    "msh2xml",
+    "mshxml",
+    "msi",
+    "msp",
+    "mst",
+    "ops",
+    "osd",
+    "pcd",
+    "pif",
+    "plg",
+    "prf",
+    "prg",
+    "ps1",
+    "ps1xml",
+    "ps2",
+    "ps2xml",
+    "psc1",
+    "psc2",
+    "pst",
+    "reg",
+    "scf",
+    "scr",
+    "sct",
+    "shb",
+    "shs",
+    "tmp",
+    "url",
+    "vb",
+    "vbe",
+    "vbp",
+    "vbs",
+    "vsmacros",
+    "vss",
+    "vst",
+    "vsw",
+    "ws",
+    "wsc",
+    "wsf",
+    "wsh",
+    "xml",
+    "py",
+    "pyc",
+    "pyo",
+    "pyw",
+    "pyz",
+    "pyzw",
+    "ps1",
+    "ps1.xml",
+    "ps2",
+    "ps2xml",
+    "psc1",
+    "psc2",
+    "psd1",
+    "psdm1",
+    "cdxml",
+    "pssc      ",
+    "appref-ms",
+    "udl",
+    "wsb",
+    "cer",
+    "crt",
+    "der",
+    "jar",
+    "jnlp",
+    "appcontent-ms",
+    "settingcontent-ms",
+    "cnt",
+    "hpj",
+    "website",
+    "webpnp",
+    "mcf",
+    "printerexport",
+    "pl",
+    "theme",
+    "vbp",
+    "xbap",
+    "xll",
+    "xnk",
+    "msu",
+    "diagcab",
+    "grp",
+    "pyc",
+    "pyo",
+    "pyw",
+    "pyz",
+    "pyzw",
+    "pst",
+    "ps1xml",
+    "ps2",
+    "ps2xml",
+    "psc1",
+    "psc2",
+    "psd1",
+    "psdm1cdxml",
+    "pssc",
+    "appref-ms",
+    "udl",
+    "wsb",
+    "cer",
+    "crt",
+    "der",
+    "jar",
+    "jnlp",
+    "appcontent-ms",
+    "settingcontent-ms",
+    "cnt",
+    "hpj",
+    "website",
+    "webpnp",
+    "mcf",
+    "printerexport",
+    "pl",
+    "theme",
+    "vbp",
+    "xbap",
+    "xll",
+    "xnk",
+    "msu",
+    "diagcab",
+    "grp"
+];
+
+const malicious_file_check=(filetype)=>{
+    const file_type_found=filetypes.indexOf(filetype);
+    if(file_type_found==-1){
+        return false;
+    }
+    return true;
+}
+
+export {malicious_file_check};