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Added Admin privileges for groups

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added addGroupAdmins and rmGroupAdmins
Fixed delete Group feature
Improved Signing for Group features
This commit is contained in:
Sai Raj 2019-09-08 13:08:09 +05:30 committed by GitHub
parent e2c38c0bea
commit c4422be7fe
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GPG Key ID: 4AEE18F83AFDEB23
1 changed files with 83 additions and 8 deletions
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91
app/app.js
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@ -881,28 +881,44 @@ function processIncomingData(data) {
if (data.from != groups[data.deleteGroup.group].creator)
return
if (floOpt.verifyData('deleteGroup:' + data.deleteGroup.group, data.deleteGroup.sign, contacts[data.from].pubKey)) {
//remove group
delete groups[data.deleteGroup.group];
deleteGroupFromIDB(data.deleteGroup.group);
}
} else if (data.addGroupMembers !== undefined && data.addGroupMembers.group in groups) {
if (data.from != groups[data.addGroupMembers.group].creator)
if (data.from != groups[data.addGroupMembers.group].creator && !groups[data.addGroupMembers.group].admins.includes(data.from))
return
if (floOpt.verifyData(data.addGroupMembers.members.join('|'), data.addGroupMembers.sign, contacts[data.from].pubKey)) {
if (floOpt.verifyData('addGroupMembers:' + data.addGroupMembers.group + data.addGroupMembers.members.join('|'), data.addGroupMembers.sign, contacts[data.from].pubKey)) {
group[data.addGroupMembers.group].members = group[data.addGroupMembers.group].members.concat(data.addGroupMembers.members);
var groupInfoStr = JSON.stringify(group[data.addGroupMembers.group]);
storeGroup(groupInfoStr, data.addGroupMembers.group);
}
} else if (data.rmGroupMembers !== undefined && data.rmGroupMembers.group in groups) {
if (data.from != groups[data.rmGroupMembers.group].creator)
if (data.from != groups[data.rmGroupMembers.group].creator && !groups[data.rmGroupMembers.group].admins.includes(data.from))
return
if (floOpt.verifyData(data.rmGroupMembers.members.join('|'), data.rmGroupMembers.sign, contacts[data.from].pubKey)) {
if (floOpt.verifyData('rmGroupMembers:' + data.rmGroupMembers.group + data.rmGroupMembers.members.join('|'), data.rmGroupMembers.sign, contacts[data.from].pubKey)) {
groups[data.rmGroupMembers.group].members = groups[data.rmGroupMembers.group].members.filter(x => !data.rmGroupMembers.members.includes(x)); //remove member from group
var groupInfoStr = JSON.stringify(group[data.rmGroupMembers.group]);
storeGroup(groupInfoStr, data.rmGroupMembers.group);
}
} else if (data.addGroupAdmins !== undefined && data.addGroupAdmins.group in groups) {
if (data.from != groups[data.addGroupAdmins.group].creator)
return
if (floOpt.verifyData('addGroupAdmins:' + data.addGroupAdmins.group + data.addGroupAdmins.admins.join('|'), data.addGroupAdmins.sign, contacts[data.from].pubKey)) {
group[data.addGroupAdmins.group].admins = group[data.addGroupAdmins.group].admins.concat(data.addGroupAdmins.admins);
var groupInfoStr = JSON.stringify(group[data.addGroupAdmins.group]);
storeGroup(groupInfoStr, data.addGroupAdmins.group);
}
} else if (data.rmGroupAdmins !== undefined && data.rmGroupAdmins.group in groups) {
if (data.from != groups[data.rmGroupAdmins.group].creator)
return
if (floOpt.verifyData('rmGroupAdmins:' + data.rmGroupAdmins.group + data.rmGroupAdmins.admins.join('|'), data.rmGroupAdmins.sign, contacts[data.from].pubKey)) {
groups[data.rmGroupAdmins.group].admins = groups[data.rmGroupAdmins.group].admins.filter(x => !data.rmGroupAdmins.admins.includes(x)); //remove member from group
var groupInfoStr = JSON.stringify(group[data.rmGroupAdmins.group]);
storeGroup(groupInfoStr, data.rmGroupAdmins.group);
}
}
}
function createMsgElement(msgInfo) {
const type = {
S: 'sender',
@ -1254,6 +1270,20 @@ function storeGroup(groupInfoStr, groupID) {
};
}
function deleteGroupFromIDB(groupID) {
var idb = indexedDB.open("FLO_Chat");
idb.onerror = (event) => {
console.log("Error in opening IndexedDB!");
};
idb.onsuccess = (event) => {
var db = event.target.result;
console.log('Delete Group:', groupID);
var obs = db.transaction('groups', "readwrite").objectStore('groups');
obs.delete(groupID);
db.close();
};
}
function createGroup() {
var members = prompt("Enter Members FLO_ID : ");
var grpName = prompt("Enter Group Name : ");
@ -1262,6 +1292,7 @@ function createGroup() {
grpInfo.name = grpName;
grpInfo.members = members.split(',');
grpInfo.creator = selfID;
grpInfo.admins = [];
var grpInfoStr = JSON.stringify(grpInfo);
console.log(grpInfoStr);
var data = {
@ -1302,7 +1333,7 @@ function addGroupMembers() {
addGroupMembers: {
group: receiverID,
members: newMembers,
sign: floOpt.signData(newMembers.join('|'), privKey)
sign: floOpt.signData('addGroupMembers:' + receiverID + newMembers.join('|'), privKey)
}
}
groups[receiverID].members.forEach(floID => {
@ -1336,7 +1367,7 @@ function rmGroupMembers() {
rmGroupMembers: {
group: receiverID,
members: rmMembers,
sign: floOpt.signData(rmMembers.join('|'), privKey)
sign: floOpt.signData('rmGroupMembers:' + receiverID + rmMembers.join('|'), privKey)
}
}
groups[receiverID].members = groups[receiverID].members.filter(x => !rmMembers.includes(x)); //remove member from group
@ -1359,3 +1390,47 @@ function rmGroupMembers() {
sendData(floID, JSON.stringify(data2));
});
}
function addGroupAdmins() {
var newAdmins = prompt("Enter new Admins : ");
newAdmins = newAdmins.split(',');
var data = {
from: selfID,
addGroupAdmins: {
group: receiverID,
admins: newAdmins,
sign: floOpt.signData('addGroupAdmins:' + receiverID + newAdmins.join('|'), privKey)
}
}
groups[receiverID].members.forEach(floID => {
if (floID == selfID) //dont send to self
return;
data.to = floID;
sendData(floID, JSON.stringify(data));
});
groups[receiverID].admins = groups[receiverID].admins.concat(newAdmins);
var grpInfoStr = JSON.stringify(groups[receiverID]);
storeGroup(grpInfoStr, receiverID);
}
function rmGroupAdmins() {
var rmAdmins = prompt("Enter rmAdmins: ");
rmAdmins = rmAdmins.split(',');
var data = {
from: selfID,
rmGroupAdmins: {
group: receiverID,
admins: rmAdmins,
sign: floOpt.signData('rmGroupAdmins:' + receiverID + rmAdmins.join('|'), privKey)
}
}
groups[receiverID].members.forEach(floID => {
if (floID == selfID) //dont send to self
return;
data.to = floID;
sendData(floID, JSON.stringify(data));
});
groups[receiverID].admins = groups[receiverID].admins.filter(x => !rmAdmins.includes(x)); //remove admins
var grpInfoStr = JSON.stringify(groups[receiverID]);
storeGroup(grpInfoStr, receiverID);
}