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main.js
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main.js
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//Get Display Name
function getuserdata() {
firebase.auth().onAuthStateChanged((user) => {
if (user) {
var uid = firebase.auth().currentUser;
if (user != null) {
var name = user.displayName;
dp.src = user.photoURL;
document.getElementById("username").innerHTML = name;
}
} else {
window.location.href = "login.html";
}
});
}
function getuserdata1() {
firebase.auth().onAuthStateChanged((user) => {
if (user) {
var uid = firebase.auth().currentUser;
if (user != null) {
var uid = user.uid;
var name = user.displayName;
var useremail1 = user.email;
var instname;
console.log(useremail1);
console.log(uid);
firebase.database().ref().orderByChild('Faculty/' + uid + '/mailid').equalTo(useremail1).once("value", function(snapshot) {
snapshot.forEach(
function(parent) {
instname = parent.key;
});
sessionStorage.setItem("instname", instname);
document.getElementById("instname").innerHTML = "All classes from " + instname;
});
}
} else {
window.location.href = "login.html";
}
});
}
//Registration
function facultyRegister() {
firebase.auth().signOut().then((user) => {}).catch((error) => {
// An error happened.
});
var fname = document.getElementById('fname').value;
var mname = document.getElementById('mname').value;
var lname = document.getElementById('lname').value;
var email = document.getElementById('email').value;
var phnum = document.getElementById('phone').value;
var iname = document.getElementById('dinstitute').value;
var pass = document.getElementById('pass').value;
var cpass = document.getElementById('cpass').value;
var defaultdpurl = "https://firebasestorage.googleapis.com/v0/b/oepproject-10f9c.appspot.com/o/users%2Fdefault%2Fprofile.jpg?alt=media&token=59ab59ed-a05f-4ee0-bf4b-75d53afb0a8b"
if (0 != fname.length & 0 != mname.length & 0 != lname.length & 0 != email.length & 0 != phnum.length & 0 != iname.length) {
if (pass.length > 5) {
if (pass == cpass) {
firebase.auth().createUserWithEmailAndPassword(email, pass).then((user) => {
// Signed in
let auth = firebase.auth().currentUser;
var institute = iname;
let uid = auth.uid;
if (user) {
auth.updateProfile({
displayName: fname + " " + lname ,
photoURL: defaultdpurl
})
}
setTimeout(() => {
let yourdata = { Name: fname, MiddleName: mname, LastName: lname, contact: phnum, mailid: email , ProfilePicture : defaultdpurl}
firebase.database().ref(institute + '/Faculty').child(uid).set(yourdata).then(ok => window.location.href = "index.html").catch(console.error);
firebase.storage().ref('users/' + uid + '/profile.jpg').put(defaultdpurl).then(function() {console.log("Successfully Uploaded.")}).catch(Error => {console.log(error.message)})
}, 500);
// ...
}).catch(function(error) {
// Handle Errors here.
var errorCode = error.code;
var errorMessage = error.message;
alert(errorMessage);
// ...
});
} else {
alert("Password Don't Match");
}
} else {
alert("Password Must be More than 6 characters")
}
} else {
alert("All field must be filled")
}
}
//Institute Registration
function insituteRegister() {
var iname = document.getElementById('i_name').value;
var iphnum = document.getElementById('i_phno').value;
var iaddress = document.getElementById('i_address').value;
var iPin = document.getElementById('i_pin').value;
var institute = iname;
//Insert
let yourdata = { I_name: iname, I_Phnum: iphnum, I_Address: iaddress, PIN: iPin }
firebase.database().ref(institute + '/info').set(yourdata).then(ok => window.location.href = "register.html").catch(console.error);
}
//Login
function facultylogin() {
var email = document.getElementById('email').value;
var pass = document.getElementById('pass').value;
firebase.auth().signInWithEmailAndPassword(email, pass).then((user) => {
let auth = firebase.auth().currentUser;
let uid = auth.uid;
firebase.database().ref().orderByChild('Faculty/' + uid + '/mailid').equalTo(email).on("value", function(snapshot) {
snapshot.forEach(
function check() {
if (snapshot.exists()) {
window.location.href = "index.html";
}
}
);
});
firebase.database().ref().orderByChild('Student/' + uid + '/mailid').equalTo(email).on("value", function(snapshot) {
snapshot.forEach(
function check() {
if (snapshot.exists()) {
window.location.href = "studentindex.html";
}
}
);
});
}).catch(function(error) {
// Handle Errors here.
var errorCode = error.code;
var errorMessage = error.message;
console.log(errorMessage);
window.alert(error)
// ...
});
}
//PassReset
function passreset() {
var email = document.getElementById('email').value;
firebase.auth().sendPasswordResetEmail(email).then(function() {
window.alert("Email has been sent.");
}).catch(function(error) {
var errorCode = error.code;
var errorMessage = error.message;
console.log("Eroor Msg" + errorMessage);
});
}
function logout() {
firebase.auth().signOut().then((user) => {
window.location.href = "login.html";
}).catch((error) => {
// An error happened.
});
}
// Insitute Dropdown
function adddata(I_name) {
var inamed = document.getElementById("dinstitute");
let newOption = new Option(I_name);
inamed.add(newOption);
}
function getinstitute() {
firebase.database().ref().on('value', function(snapshot) {
var i = 0;
snapshot.forEach(
function(ChildSnapshot) {
let i_name = Object.keys(snapshot.val())[i];
i++;
adddata(i_name);
}
);
});
}
//Retreiving User Profile
function retr() {
firebase.auth().onAuthStateChanged((user) => {
if (user) {
var uid = firebase.auth().currentUser;
if (user != null) {
var uid = user.uid;
var useremail = user.email;
var name = user.displayName;
var instname;
img.src = user.photoURL;
firebase.database().ref().orderByChild('Faculty/' + uid + '/mailid').equalTo(useremail).on("value", function(snapshot) {
snapshot.forEach(
function(parent) {
instname = parent.key;
});
document.getElementById("pname").value = name;
document.getElementById("pemail").value = useremail;
document.getElementById("pinst").value = instname;
firebase.database().ref(instname + '/Faculty/' + uid).on("value", function(snapshot) {
document.getElementById("pfname").value = snapshot.val().Name;
document.getElementById("pmname").value = snapshot.val().MiddleName;
document.getElementById("plname").value = snapshot.val().LastName;
document.getElementById("pnum").value = snapshot.val().contact;
})
});
}
} else {
window.location.href = "login.html";
}
});
}
//Retreiving student User Profile
function retrs() {
var ClassID;
firebase.auth().onAuthStateChanged((user) => {
if (user) {
var uid = firebase.auth().currentUser;
if (user != null) {
var uid = user.uid;
var useremail = user.email;
var name = user.displayName;
var instname;
img.src = user.photoURL;
firebase.database().ref().orderByChild('Student/' + uid + '/mailid').equalTo(useremail).on("value", function(snapshot) {
snapshot.forEach(
function(parent) {
instname = parent.key;
});
document.getElementById("pname").value = name;
document.getElementById("pemail").value = useremail;
document.getElementById("pinst").value = instname;
firebase.database().ref(instname + '/Student/' + uid).on("value", function(snapshot) {
document.getElementById("pfname").value = snapshot.val().Name;
document.getElementById("pmname").value = snapshot.val().MiddleName;
document.getElementById("plname").value = snapshot.val().LastName;
document.getElementById("penroll").value = snapshot.val().Enroll;
ClassID=snapshot.val().ClassID;
firebase.database().ref(instname + '/Class/').on("value", function(snapshot){
snapshot.forEach(function(ChildSnapshot){
if(ClassID==ChildSnapshot.key)
{
document.getElementById("penClass").value = ChildSnapshot.val().ClassName;
}
});
});
})
});
}
} else {
window.location.href = "login.html";
}
});
}
//Updating User Profile
function updatepdata() {
var user = firebase.auth().currentUser;
var pdname = document.getElementById('pname').value;
var pemail = document.getElementById('pemail').value;
var pfname = document.getElementById('pfname').value;
var pmname = document.getElementById('pmname').value;
var plname = document.getElementById('plname').value;
var pnum = document.getElementById('pnum').value;
var instname = document.getElementById('pinst').value;
var uid = user.uid;
if (user == "" || pdname == "" || pemail == "" || pfname == "" || plname == "" || pnum == "") {
alert("Enter all details!!");
window.location.href = "profile.html";
} else {
firebase.database().ref(instname + '/Faculty/' + uid).set({
mailid: pemail,
LastName: plname,
MiddleName: pmname,
Name: pfname,
contact: pnum
});
if (user) {
user.updateEmail(pemail).then(function() {})
user.updateProfile({
displayName: pdname
})
}
setTimeout(() => {
location.reload();
}, 500);
}
}
//Global Variable for uploading Profile Pic
// img = document.getElementById('img');
// let file = {};
// function chooseFile(e){
// file = e.target.files[0];
// }
//Upload Profile Pic
// function updatepic(){
// firebase.auth().onAuthStateChanged((user) => {
// if (user) {
// var uid = firebase.auth().currentUser;
// if (user != null) {
// var uid = user.uid;
// var name = user.displayName;
// var useremail1 = user.email;
// var instname;
// console.log(useremail1);
// console.log(uid);
// setTimeout(() => {
// firebase.storage().ref('users/' + uid + '/profile.jpg').put(file).then(function() {
// console.log("Successfully Uploaded.")
// }).catch(Error => {
// console.log(Error.message);
// })
// firebase.storage().ref('users/' + uid + '/profile.jpg').getDownloadURL().then(imgURL =>{
// user.updateProfile({
// photoURL: imgURL
// }).then(function() {
// // Update successful.
// console.log(imgURL)
// console.log("Pofile Done")
// }).catch(function(error) {
// // An error happened.
// });
// })
// }, 500);
// }
// } else {
// window.location.href = "login.html";
// }
// });
// }
//updating student User Profile
function updatepdatas() {
var user = firebase.auth().currentUser;
var pdname = document.getElementById('pname').value;
var pemail = document.getElementById('pemail').value;
var pfname = document.getElementById('pfname').value;
var pmname = document.getElementById('pmname').value;
var plname = document.getElementById('plname').value;
var penroll = document.getElementById('penroll').value;
var instname = document.getElementById('pinst').value;
var uid = user.uid;
firebase.database().ref(instname + '/Student/' + uid).set({
mailid: pemail,
LastName: plname,
MiddleName: pmname,
Name: pfname,
Enroll: penroll
});
if (user) {
user.updateEmail(pemail).then(function() {})
user.updateProfile({
displayName: pdname
})
}
setTimeout(() => {
location.reload();
}, 500);
}
// Pass Update
function changepass() {
var oldpass = document.getElementById("poldpass").value;
var newpass = document.getElementById("pnewpass").value;
var newcpass = document.getElementById("pcnewpass").value;
if (newpass == newcpass) {
firebase.auth().onAuthStateChanged(function(user) {
if (user) {
var useremail = user.email;
console.log(useremail)
console.log(oldpass);
console.log(newpass);
firebase.auth().signInWithEmailAndPassword(useremail, oldpass).then(function(user) {
firebase.auth().currentUser.updatePassword(newpass).then(function() {
setTimeout(() => {
location.reload();
alert("Password Changed");
}, 500);
}).catch(function(err) {
alert("Password Incorrect.Please Enter Correct Password");
});
}).catch(function(err) {
alert("Password Incorrect.Please Enter Correct Password");
location.reload();
});
} else {
alert("Unknown Error. Logout And Login Again")
}
});
} else {
alert("Password Don't Match");
}
}
// Generate Link
function generateLink() {
var from = document.getElementById('from').value;
var to = document.getElementById('to').value;
var pass = document.getElementById('password').value;
var sem = document.getElementById('sem').value;
if (from == "" || to == "" || pass == "" || sem == "") {
alert("pls Enter all Details!!");
} else {
firebase.auth().onAuthStateChanged((user) => {
if (user) {
var uid = firebase.auth().currentUser;
if (user != null) {
var uid = user.uid;
var useremail = user.email;
var name = user.displayName;;
var instname;
firebase.database().ref().orderByChild('Faculty/' + uid + '/mailid').equalTo(useremail).on("value", function(snapshot) {
snapshot.forEach(
function(parent) {
instname = parent.key;
});
var faculty_id = uid;
var genlink = document.getElementById('genlink');
genlink.value = "file:///D:/Github/MadX/OEP1/table2.html?from=" + from + "&to=" + to + "&pass=" + pass + "&faculty_id=" + faculty_id + "&i_name=" + instname;
});
}
}
});
}
}
//Class ID Generation
function genID() {
var Classname = document.getElementById("classname").value;
var sem = document.getElementById('sem').value;
var i =false;
if (Classname == "" || sem == "") {
alert("Pls enter all details!!");
} else {
firebase.auth().onAuthStateChanged((user) => {
if (user) {
var uid = firebase.auth().currentUser;
if (user != null) {
var uid = user.uid;
var useremail = user.email;
var name = user.displayName;
var instname;
firebase.database().ref().orderByChild('Faculty/' + uid + '/mailid').equalTo(useremail).once("value", function(snapshot) {
snapshot.forEach(
function(parent) {
instname = parent.key;
});
let yourdata = { ClassName: Classname, Sem: sem, HostFaculty: uid }
firebase.database().ref(instname + "/Class").once("value", function(snapshot) {
if (snapshot.exists())
{
snapshot.forEach(function(ChildSnapshot){
if(Classname==ChildSnapshot.child("ClassName").val())
{
alert("Class Already Exists");
window.location.href="index.html";
}
});
firebase.database().ref(instname + "/Class").orderByKey().limitToLast(1).once("value", function(snapshot)
{
snapshot.forEach(function(parent)
{
var key = parent.key;
key = parseInt(key) + 1;
firebase.database().ref(instname + "/Class").child(key).set(yourdata).then(ok =>alert("Successful")).catch(console.error);
}
)
});
} else
{
firebase.database().ref(instname + "/Class").child("1").set(yourdata).then(ok => alert("Successful")).catch(console.error);
}
}).catch(function(error) {
alert(error);
});
});
}
} else
{
window.location.href="login.html";
}
});
}
}
//Class Dropdown
function addclassData(class_name) {
var classname = document.getElementById("classdrop");
let newOption = new Option(class_name);
classname.add(newOption);
}
function addclassData1(class_name) {
var classname1 = document.getElementById("classdrop1");
let newOption1 = new Option(class_name);
classname1.add(newOption1);
}
function addclassDataAll(class_name){
var classname2 = document.getElementById("classdropAll");
let newOption2 = new Option(class_name);
classname2.add(newOption2);
}
function getClass() {
firebase.auth().onAuthStateChanged((user) => {
if (user) {
var uid = firebase.auth().currentUser;
if (user != null) {
var uid = user.uid;
var useremail = user.email;
var name = user.displayName;
var instname;
firebase.database().ref().orderByChild('Faculty/' + uid + '/mailid').equalTo(useremail).once("value", function(snapshot) {
snapshot.forEach(
function(parent) {
instname = parent.key;
});
firebase.database().ref(instname + "/Class").once('value', function(snapshot) {
snapshot.forEach(function(ChildSnapshot)
{
var key = ChildSnapshot.key;
let class_name = ChildSnapshot.child("ClassName").val();
if(ChildSnapshot.child("HostFaculty").val()==uid)
{
addclassData(class_name);
addclassData1(class_name);
addclassDataAll(class_name);
}
else
{
var i =0;
firebase.database().ref(instname + "/Class/"+key+"/Subject").once('value',function(snapshot){
snapshot.forEach(function(ChildSnapshot)
{
if(ChildSnapshot.child("Faculty").val()==uid)
{
if(i==0)
{
addclassData(class_name);
addclassData1(class_name);
addclassDataAll(class_name);
}
i++
}
});
});
}
});
});
// firebase.database().ref(instname + "/Class").once('value', function(snapshot) {
// snapshot.forEach(function(ChildSnapshot)
// {
// let class_name = ChildSnapshot.child("ClassName").val();
// addclassData(class_name);
// }
// );
// snapshot.forEach(
// function(ChildSnapshot) {
// let class_name = ChildSnapshot.child("ClassName").val();
// addclassData1(class_name);
// }
// );
// });
});
}
} else {
window.location.href = "login.html";
}
});
}
function getClassViewStudent() {
firebase.auth().onAuthStateChanged((user) => {
if (user) {
var uid = firebase.auth().currentUser;
if (user != null) {
var uid = user.uid;
var useremail = user.email;
var name = user.displayName;
var instname;
firebase.database().ref().orderByChild('Faculty/' + uid + '/mailid').equalTo(useremail).once("value", function(snapshot) {
snapshot.forEach(
function(parent) {
instname = parent.key;
});
firebase.database().ref(instname + "/Class").once('value', function(snapshot) {
snapshot.forEach(function(ChildSnapshot)
{
var key = ChildSnapshot.key;
let class_name = ChildSnapshot.child("ClassName").val();
if(ChildSnapshot.child("HostFaculty").val()==uid)
{
addclassData(class_name);
}
else
{
firebase.database().ref(instname + "/Class/"+key+"/Subject").once('value',function(snapshot){
snapshot.forEach(function(ChildSnapshot)
{
if(ChildSnapshot.child("Faculty").val()==uid)
{
addclassData(class_name);
}
});
});
}
});
});
// firebase.database().ref(instname + "/Class").once('value', function(snapshot) {
// snapshot.forEach(function(ChildSnapshot)
// {
// let class_name = ChildSnapshot.child("ClassName").val();
// addclassData(class_name);
// }
// );
// snapshot.forEach(
// function(ChildSnapshot) {
// let class_name = ChildSnapshot.child("ClassName").val();
// addclassData1(class_name);
// }
// );
// });
});
}
} else {
window.location.href = "login.html";
}
});
}
function callhome() {
window.location.href = "index.html";
}
function callhome1() {
window.location.href = "studentindex.html";
}
function callviewexam() {
window.location.href = "viewexam.html";
}
function callresult() {
window.location.href = "result.html";
}
//Faculty DropDown
function addfacultyData(faculty_name) {
var facultyname = document.getElementById("facultydrop");
let newOption = new Option(faculty_name);
facultyname.add(newOption);
}
function getfaculty() {
firebase.auth().onAuthStateChanged((user) => {
if (user) {
var uid = firebase.auth().currentUser;
if (user != null) {
var uid = user.uid;
var useremail = user.email;
var name = user.displayName;
var instname;
firebase.database().ref().orderByChild('Faculty/' + uid + '/mailid').equalTo(useremail).once("value", function(snapshot) {
snapshot.forEach(
function(parent) {
instname = parent.key;
});
firebase.database().ref(instname + "/Faculty").once('value', function(snapshot) {
snapshot.forEach(
function(ChildSnapshot) {
let facultyfirst_name = ChildSnapshot.child("Name").val();
let facultylast_name = ChildSnapshot.child("LastName").val();
let faculty_mail = ChildSnapshot.child("mailid").val();
let faculty_name = facultyfirst_name + " " + facultylast_name + " (" + faculty_mail + ")";
addfacultyData(faculty_name);
}
);
});
});
}
} else {
window.location.href = "login.html";
}
});
}
//Getting Class ID and Insert Subject
function getClassID() {
var subjectname = document.getElementById("subjectname").value;
var classkey = sessionStorage.getItem("classid");
var facultyName = document.getElementById("facultydrop").value;
if (subjectname == "" || facultyName == "") {
alert("Enter all details!!");
} else {
firebase.auth().onAuthStateChanged((user) => {
if (user) {
var uid = firebase.auth().currentUser;
if (user != null) {
var uid = user.uid;
var useremail = user.email;
var name = user.displayName;
var instname;
firebase.database().ref().orderByChild('Faculty/' + uid + '/mailid').equalTo(useremail).once("value", function(snapshot) {
snapshot.forEach(
function(parent) {
instname = parent.key;
});
firebase.database().ref(instname + "/Class").orderByKey().once("value", function(snapshot) {
var n = facultyName.indexOf(" (");
var n2 = facultyName.indexOf(")");
var mail = facultyName.substr(n + 2, n2 - n - 2);
firebase.database().ref(instname + "/Faculty").orderByKey().once("value", function(snapshot) {
snapshot.forEach(function(parent) {
if (parent.child("mailid").val() == mail) {
var fid = parent.key;
let yourdata = { SubjectName: subjectname, Faculty: fid }
firebase.database().ref(instname + "/Class/" + classkey + "/Subject/").once("value", function(snapshot) {
if (snapshot.exists())
{
snapshot.forEach(function(ChildSnapshot)
{
if(subjectname==ChildSnapshot.child("SubjectName").val())
{
alert("Subject ALready Exists!!");
window.location.href="showclassdetail.html";
}
});
firebase.database().ref(instname + "/Class/" + classkey + "/Subject/").orderByKey().limitToLast(1).once("value", function(snapshot) {
snapshot.forEach(function(parent)
{
var key = parent.key;
key = parseInt(key) + 1;
firebase.database().ref(instname + "/Class/" + classkey + "/Subject/").child(key).set(yourdata).then(ok => alert("Successful123")).catch(console.error);
}
);
});
} else
{
firebase.database().ref(instname + "/Class/" + classkey + "/Subject/").child("1").set(yourdata).then(ok => alert("Successful")).catch(console.error);
}
}).catch(function(error)
{
alert(error);
});
}
});
});
});
});
}
} else {
window.location.href = "login.html";
}
});
}
}
// Get Exam Info (Scam)
function getexaminfos() {
var subname = document.getElementById('sub').value;
var ename = document.getElementById('ename').value;
var edate = document.getElementById('edate').value;
var etime = document.getElementById('starttime').value;
var duration = document.getElementById('Duration').value;
var totalque = document.getElementById('totalque').value;
var marperque = document.getElementById('marksperque').value;
var classid = sessionStorage.getItem("classid");
if (subname == "" || ename == "" || edate == "" || etime == "" || duration == "" || totalque == "" || marperque == "") {
alert("Enter all Details!!");
} else {
dArr = edate.split("-");
var abcd = dArr[2] + "-" + dArr[1] + "-" + dArr[0].substring();
var dateString = abcd + ' ' + etime,
dateTimeParts = dateString.split(' '),
timeParts = dateTimeParts[1].split(':'),
dateParts = dateTimeParts[0].split('-'),
date;
date = new Date(dateParts[2], parseInt(dateParts[1], 10) - 1, dateParts[0], timeParts[0], timeParts[1]);
console.log(date.getTime());
console.log(date);
var etimestamp = date.getTime();
console.log(etimestamp);
firebase.auth().onAuthStateChanged((user) => {
if (user) {
var uid = firebase.auth().currentUser;
if (user != null) {
var uid = user.uid;
var useremail = user.email;
var name = user.displayName;
var instname;
var subkey;
let yourdata = { Ename: ename, Etimestamp: etimestamp, EDuration: duration, totalque: totalque, Marksperque: marperque }