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@ -5,19 +5,25 @@ var factory = function (Util, Hash, CPNetflux, Sortify, nThen, Crypto) {
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/*
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roster: {
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state: {
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user0CurveKey: {
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role: "OWNER|ADMIN|MEMBER",
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profile: "",
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mailbox: "",
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name: "",
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title: ""
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members: {
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user0CurveKey: {
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notifications: "", // required
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displayName: "", // required
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role: "OWNER|ADMIN|MEMBER", // MEMBER if not specified
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profile: "",
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title: ""
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},
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user1CurveKey: {
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...
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}
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},
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user1CurveKey: {
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...
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metadata: {
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// guaranteed to be strings, but may be empty
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topic: '',
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name: '',
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avatar: '',
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// anything else you use may not be defined
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}
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},
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metadata: {
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}
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}
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*/
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@ -26,12 +32,16 @@ var factory = function (Util, Hash, CPNetflux, Sortify, nThen, Crypto) {
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return Boolean(obj && typeof(obj) === 'object' && !Array.isArray(obj));
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};
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var canCheckpoint = function (author, state) {
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var getMessageId = function (msgString) {
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return msgString.slice(0, 64);
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};
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var canCheckpoint = function (author, members) {
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// if you're here then you've received a checkpoint message
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// that you don't necessarily trust.
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// find the author's role from your knoweldge of the state
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var role = Util.find(state, ['author', 'role']);
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var role = Util.find(members, [author, 'role']);
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// and check if it is 'OWNER' or 'ADMIN'
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return ['OWNER', 'ADMIN'].indexOf(role) !== -1;
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};
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@ -40,8 +50,8 @@ var factory = function (Util, Hash, CPNetflux, Sortify, nThen, Crypto) {
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return ['OWNER', 'ADMIN', 'MEMBER'].indexOf(role) !== -1;
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};
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var canAddRole = function (author, role, state) {
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var authorRole = Util.find(state, [author, 'role']);
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var canAddRole = function (author, role, members) {
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var authorRole = Util.find(members, [author, 'role']);
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if (!authorRole) { return false; }
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// nobody can add an invalid role
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@ -82,8 +92,8 @@ var factory = function (Util, Hash, CPNetflux, Sortify, nThen, Crypto) {
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return false;
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};
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var canRemoveRole = function (author, role, state) {
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var authorRole = Util.find(state, [author, 'role']);
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var canRemoveRole = function (author, role, members) {
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var authorRole = Util.find(members, [author, 'role']);
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if (!authorRole) { return false; }
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// owners can remove anyone they want
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@ -94,17 +104,14 @@ var factory = function (Util, Hash, CPNetflux, Sortify, nThen, Crypto) {
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return false;
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};
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var canUpdateMetadata = function (author, state) {
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var authorRole = Util.find(state, [author, 'role']);
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var canUpdateMetadata = function (author, members) {
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var authorRole = Util.find(members, [author, 'role']);
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return Boolean(authorRole && ['OWNER', 'ADMIN'].indexOf(authorRole) !== -1);
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};
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var shouldCheckpoint = function (state) {
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//
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state = state;
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var shouldCheckpoint = function (ref) {
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ref = ref;
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};
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shouldCheckpoint = shouldCheckpoint; // XXX lint
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var commands = Roster.commands = {};
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@ -124,13 +131,12 @@ var factory = function (Util, Hash, CPNetflux, Sortify, nThen, Crypto) {
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// the author is trying to add someone to the roster
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// owners can add any role
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commands.ADD = function (args, author, roster) {
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if (!(args && typeof(args) === 'object' && !Array.isArray(args))) {
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throw new Error("INVALID ARGS");
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}
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if (typeof(roster.state) === 'undefined') {
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if (!isMap(args)) { throw new Error("INVALID ARGS"); }
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if (!roster.internal.initialized) { throw new Error("UNITIALIZED"); }
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if (typeof(roster.state.members) === 'undefined') {
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throw new Error("CANNOT_ADD_TO_UNITIALIZED_ROSTER");
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}
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var members = roster.state.members;
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// iterate over everything and make sure it is valid, throw if not
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Object.keys(args).forEach(function (curve) {
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@ -141,7 +147,7 @@ var factory = function (Util, Hash, CPNetflux, Sortify, nThen, Crypto) {
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}
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// reject commands where the members are not proper objects
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if (!isMap(args[curve])) { throw new Error("INVALID_CONTENT"); }
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if (roster.state[curve]) { throw new Error("ALREADY_PRESENT"); }
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if (members[curve]) { throw new Error("ALREADY_PRESENT"); }
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var data = args[curve];
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// if no role was provided, assume MEMBER
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@ -155,11 +161,11 @@ var factory = function (Util, Hash, CPNetflux, Sortify, nThen, Crypto) {
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// then iterate again and apply it
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Object.keys(args).forEach(function (curve) {
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var data = args[curve];
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if (!canAddRole(author, data.role, roster.state)) { return; }
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if (!canAddRole(author, data.role, members)) { return; }
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// this will result in a change
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changed = true;
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roster.state[curve] = data;
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members[curve] = data;
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});
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return changed;
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@ -168,20 +174,21 @@ var factory = function (Util, Hash, CPNetflux, Sortify, nThen, Crypto) {
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commands.RM = function (args, author, roster) {
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if (!Array.isArray(args)) { throw new Error("INVALID_ARGS"); }
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if (typeof(roster.state) === 'undefined') {
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if (typeof(roster.state.members) === 'undefined') {
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throw new Error("CANNOT_RM_FROM_UNITIALIZED_ROSTER");
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}
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var members = roster.state.members;
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var changed = false;
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args.forEach(function (curve) {
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if (!isValidId(curve)) { throw new Error("INVALID_CURVE_KEY"); }
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// don't try to remove something that isn't there
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if (!roster.state[curve]) { return; }
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var role = roster.state[curve].role;
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if (!canRemoveRole(author, role, roster.state)) { return; }
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if (!members[curve]) { return; }
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var role = members[curve].role;
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if (!canRemoveRole(author, role, members)) { throw new Error("INSUFFICIENT_PERMISSIONS"); }
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changed = true;
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delete roster.state[curve];
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delete members[curve];
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});
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return changed;
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};
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@ -191,21 +198,22 @@ var factory = function (Util, Hash, CPNetflux, Sortify, nThen, Crypto) {
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throw new Error("INVALID_ARGUMENTS");
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}
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if (typeof(roster.state) === 'undefined') {
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if (typeof(roster.state.members) === 'undefined') {
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throw new Error("NOT_READY");
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}
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var members = roster.state.members;
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// iterate over all the data and make sure it is valid, throw otherwise
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Object.keys(args).forEach(function (curve) {
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if (!isValidId(curve)) { throw new Error("INVALID_ID"); }
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if (!roster.state[curve]) { throw new Error("NOT_PRESENT"); }
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if (!members[curve]) { throw new Error("NOT_PRESENT"); }
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if (!canDescribeTarget(author, curve, roster.state)) { throw new Error("INSUFFICIENT_PERMISSIONS"); }
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if (!canDescribeTarget(author, curve, members)) { throw new Error("INSUFFICIENT_PERMISSIONS"); }
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var data = args[curve];
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if (!isMap(data)) { throw new Error("INVALID_ARGUMENTS"); }
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var current = Util.clone(roster.state[curve]);
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var current = Util.clone(members[curve]);
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// DESCRIBE commands must initialize a displayName if it isn't already present
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if (typeof(current.displayName) !== 'string' && typeof(data.displayName) !== 'string') { throw new Error('DISPLAYNAME_REQUIRED'); }
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@ -217,7 +225,7 @@ var factory = function (Util, Hash, CPNetflux, Sortify, nThen, Crypto) {
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var changed = false;
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// then do a second pass and apply it if there were changes
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Object.keys(args).forEach(function (curve) {
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var current = Util.clone(roster.state[curve]);
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var current = Util.clone(members[curve]);
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var data = args[curve];
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@ -226,9 +234,9 @@ var factory = function (Util, Hash, CPNetflux, Sortify, nThen, Crypto) {
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current[key] = data[key];
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});
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if (Sortify(current) !== Sortify(roster.state[curve])) {
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if (Sortify(current) !== Sortify(members[curve])) {
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changed = true;
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roster.state[curve] = current;
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members[curve] = current;
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}
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});
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@ -240,14 +248,21 @@ var factory = function (Util, Hash, CPNetflux, Sortify, nThen, Crypto) {
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// args: complete state
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// args should be a map
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if (!(args && typeof(args) === 'object' && !Array.isArray(args))) { throw new Error("INVALID_CHECKPOINT_STATE"); }
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if (!isMap(args)) { throw new Error("INVALID_CHECKPOINT_STATE"); }
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if (typeof(roster.state) === 'undefined') {
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if (!roster.internal.initialized) {
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//console.log("INITIALIZING");
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// either you're connecting from the beginning of the log
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// or from a trusted lastKnownHash.
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// Either way, initialize the roster state
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roster.state = args;
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var metadata = roster.state.metadata = roster.state.metadata || {};
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metadata.topic = metadata.topic || '';
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metadata.name = metadata.name || '';
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metadata.avatar = metadata.avatar || '';
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roster.internal.initialized = true;
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return true;
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} else if (Sortify(args) !== Sortify(roster.state)) {
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// a checkpoint must reinsert the previous state
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@ -258,7 +273,7 @@ var factory = function (Util, Hash, CPNetflux, Sortify, nThen, Crypto) {
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// so you should know everyone's role
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// owners and admins can checkpoint. members and non-members cannot
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if (!canCheckpoint(author, roster)) { return false; }
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if (!canCheckpoint(author, roster.state.members)) { throw new Error("INSUFFICIENT_PERMISSIONS"); }
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// set the state, and indicate that a change was made
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roster.state = args;
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@ -269,7 +284,7 @@ var factory = function (Util, Hash, CPNetflux, Sortify, nThen, Crypto) {
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commands.METADATA = function (args, author, roster) {
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if (!isMap(args)) { throw new Error("INVALID_ARGS"); }
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if (!canUpdateMetadata(author, roster.state)) { throw new Error("INSUFFICIENT_PERMISSIONS"); }
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if (!canUpdateMetadata(author, roster.state.members)) { throw new Error("INSUFFICIENT_PERMISSIONS"); }
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// validate inputs
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Object.keys(args).forEach(function (k) {
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@ -282,10 +297,10 @@ var factory = function (Util, Hash, CPNetflux, Sortify, nThen, Crypto) {
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// {topic, name, avatar} are all strings...
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Object.keys(args).forEach(function (k) {
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// ignore things that won't cause changes
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if (args[k] === roster.metadata[k]) { return; }
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if (args[k] === roster.state.metadata[k]) { return; }
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changed = true;
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roster.metadata[k] = args[k];
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roster.state.metadata[k] = args[k];
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});
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return changed;
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};
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@ -305,10 +320,6 @@ var factory = function (Util, Hash, CPNetflux, Sortify, nThen, Crypto) {
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return handleCommand(content, author, Util.clone(roster));
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};
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var getMessageId = function (msgString) {
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return msgString.slice(0, 64);
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};
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Roster.create = function (config, _cb) {
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if (typeof(_cb) !== 'function') { throw new Error("EXPECTED_CALLBACK"); }
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var cb = Util.once(Util.mkAsync(_cb));
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@ -320,26 +331,20 @@ var factory = function (Util, Hash, CPNetflux, Sortify, nThen, Crypto) {
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var response = Util.response();
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var anon_rpc = config.anon_rpc;
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var keys = config.keys;
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var me = keys.myCurvePublic;
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var channel = config.channel;
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var ref = {
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// topic, name, and avatar are all guaranteed to be strings, though they might be empty
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metadata: {
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topic: '',
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name: '',
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avatar: '',
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state: {
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members: { },
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metadata: { },
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},
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internal: {
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initialized: false,
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},
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internal: {},
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};
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var roster = {};
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var events = {
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change: Util.mkEvent(),
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checkpoint: Util.mkEvent(),
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@ -368,14 +373,11 @@ var factory = function (Util, Hash, CPNetflux, Sortify, nThen, Crypto) {
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};
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roster.getState = function () {
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if (!isMap(ref.state)) { return; }
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// XXX return parent element instead of .state ?
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//if (!isMap(ref.state)) { return; }
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return Util.clone(ref.state);
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};
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var webChannel;
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roster.stop = function () {
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if (webChannel && typeof(webChannel.leave) === 'function') {
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webChannel.leave();
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@ -383,7 +385,6 @@ var factory = function (Util, Hash, CPNetflux, Sortify, nThen, Crypto) {
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console.log("FAILED TO LEAVE");
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}
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};
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var ready = false;
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var onReady = function (info) {
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//console.log("READY");
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@ -433,6 +434,7 @@ var factory = function (Util, Hash, CPNetflux, Sortify, nThen, Crypto) {
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try {
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if (!changed) {
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response.handle(id, ['NO_CHANGE']);
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console.log(msg);
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} else {
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response.handle(id, [void 0, roster.getState()]);
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}
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@ -440,14 +442,6 @@ var factory = function (Util, Hash, CPNetflux, Sortify, nThen, Crypto) {
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console.log('CAUGHT', err);
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}
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}
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/*
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else {
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if (isReady()) {
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console.log("unexpected message [%s]", hash, msg);
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console.log("received by %s", me);
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}
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// it was not your message, or it timed out...
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}*/
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// if a checkpoint was successfully applied, emit an event
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if (parsed[0] === 'CHECKPOINT' && changed) {
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@ -457,12 +451,9 @@ var factory = function (Util, Hash, CPNetflux, Sortify, nThen, Crypto) {
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}
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};
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var metadata, crypto;
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var send = function (msg, cb) {
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if (!isReady()) {
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return void cb("NOT_READY");
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}
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if (!isReady()) { return void cb("NOT_READY"); }
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var changed = false;
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try {
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@ -471,9 +462,7 @@ var factory = function (Util, Hash, CPNetflux, Sortify, nThen, Crypto) {
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} catch (err) {
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return void cb(err);
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}
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if (!changed) {
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return void cb("NO_CHANGE");
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}
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|
if (!changed) { return void cb("NO_CHANGE"); }
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|
var ciphertext = crypto.encrypt(Sortify(msg));
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@ -493,32 +482,32 @@ var factory = function (Util, Hash, CPNetflux, Sortify, nThen, Crypto) {
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roster.init = function (_data, _cb) {
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var cb = Util.once(Util.mkAsync(_cb));
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if (ref.state) { return void cb("ALREADY_INITIALIZED"); }
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if (ref.internal.initialized) { return void cb("ALREADY_INITIALIZED"); }
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|
var data = Util.clone(_data);
|
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|
|
data.role = 'OWNER';
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|
|
var state = {};
|
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|
|
state[me] = data;
|
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|
|
send([ 'CHECKPOINT', state ], cb);
|
|
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|
|
var members = {};
|
|
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|
|
members[me] = data;
|
|
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|
|
send([ 'CHECKPOINT', { members: members } ], cb);
|
|
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|
|
};
|
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|
|
// commands
|
|
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|
|
roster.checkpoint = function (_cb) {
|
|
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|
|
var cb = Util.once(Util.mkAsync(_cb));
|
|
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|
|
var state = ref.state;
|
|
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|
|
if (!state) { return cb("UNINITIALIZED"); }
|
|
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|
|
//var state = ref.state;
|
|
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|
|
//if (!state) { return cb("UNINITIALIZED"); }
|
|
|
|
|
send([ 'CHECKPOINT', ref.state], cb);
|
|
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|
|
};
|
|
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|
|
roster.add = function (data, _cb) {
|
|
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|
|
var cb = Util.once(Util.mkAsync(_cb));
|
|
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|
|
var state = ref.state;
|
|
|
|
|
if (!state) { return cb("UNINITIALIZED"); }
|
|
|
|
|
//var state = ref.state;
|
|
|
|
|
if (!ref.internal.initialized) { return cb("UNINITIALIZED"); }
|
|
|
|
|
if (!isMap(data)) { return void cb("INVALID_ARGUMENTS"); }
|
|
|
|
|
|
|
|
|
|
// don't add members that are already present
|
|
|
|
|
// use DESCRIBE to amend
|
|
|
|
|
Object.keys(data).forEach(function (curve) {
|
|
|
|
|
if (!isValidId(curve) || isMap(state[curve])) { return delete data[curve]; }
|
|
|
|
|
if (!isValidId(curve) || isMap(ref.state.members[curve])) { return delete data[curve]; }
|
|
|
|
|
});
|
|
|
|
|
|
|
|
|
|
send([ 'ADD', data ], cb);
|
|
|
|
@ -532,7 +521,7 @@ var factory = function (Util, Hash, CPNetflux, Sortify, nThen, Crypto) {
|
|
|
|
|
if (!Array.isArray(data)) { return void cb("INVALID_ARGUMENTS"); }
|
|
|
|
|
|
|
|
|
|
var toRemove = [];
|
|
|
|
|
var current = Object.keys(state);
|
|
|
|
|
var current = Object.keys(state.members);
|
|
|
|
|
data.forEach(function (curve) {
|
|
|
|
|
// don't try to remove elements which are not in the current state
|
|
|
|
|
if (current.indexOf(curve) === -1) { return; }
|
|
|
|
@ -553,7 +542,7 @@ var factory = function (Util, Hash, CPNetflux, Sortify, nThen, Crypto) {
|
|
|
|
|
if (!isMap(member)) { delete data[curve]; }
|
|
|
|
|
// don't send fields that won't result in a change
|
|
|
|
|
Object.keys(member).forEach(function (k) {
|
|
|
|
|
if (member[k] === state[curve][k]) { delete member[k]; }
|
|
|
|
|
if (member[k] === state.members[curve][k]) { delete member[k]; }
|
|
|
|
|
});
|
|
|
|
|
});
|
|
|
|
|
|
|
|
|
@ -562,7 +551,7 @@ var factory = function (Util, Hash, CPNetflux, Sortify, nThen, Crypto) {
|
|
|
|
|
|
|
|
|
|
roster.metadata = function (data, _cb) {
|
|
|
|
|
var cb = Util.once(Util.mkAsync(_cb));
|
|
|
|
|
var metadata = ref.metadata;
|
|
|
|
|
var metadata = ref.state.metadata;
|
|
|
|
|
if (!isMap(data)) { return void cb("INVALID_ARGUMENTS"); }
|
|
|
|
|
|
|
|
|
|
Object.keys(data).forEach(function (k) {
|
|
|
|
@ -593,12 +582,17 @@ var factory = function (Util, Hash, CPNetflux, Sortify, nThen, Crypto) {
|
|
|
|
|
return void cb(err);
|
|
|
|
|
}
|
|
|
|
|
}).nThen(function () {
|
|
|
|
|
var lastKnownHash = config.lastKnownHash || -1;
|
|
|
|
|
if (typeof(lastKnownHash) === 'string') {
|
|
|
|
|
console.log("Synchronizing from checkpoint");
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
CPNetflux.start({
|
|
|
|
|
// if you don't have a lastKnownHash you will need the full history
|
|
|
|
|
// passing -1 forces the server to send all messages, otherwise
|
|
|
|
|
// malicious users with the signing key could send cp| messages
|
|
|
|
|
// and fool new users into initializing their session incorrectly
|
|
|
|
|
lastKnownHash: config.lastKnownHash || -1,
|
|
|
|
|
lastKnownHash: lastKnownHash,
|
|
|
|
|
|
|
|
|
|
network: config.network,
|
|
|
|
|
channel: config.channel,
|
|
|
|
@ -632,11 +626,12 @@ var factory = function (Util, Hash, CPNetflux, Sortify, nThen, Crypto) {
|
|
|
|
|
require("../../bower_components/chainpad-crypto/crypto")
|
|
|
|
|
);
|
|
|
|
|
} else if ((typeof(define) !== 'undefined' && define !== null) && (define.amd !== null)) {
|
|
|
|
|
require.config({ paths: { 'json.sortify': '/bower_components/json.sortify/dist/JSON.sortify' } });
|
|
|
|
|
define([
|
|
|
|
|
'/common/common-util.js',
|
|
|
|
|
'/common/common-hash.js',
|
|
|
|
|
'/bower_components/chainpad-netflux/chainpad-netflux.js',
|
|
|
|
|
'/bower_compoents/json.sortify/dist/JSON.sortify.js',
|
|
|
|
|
'json.sortify',
|
|
|
|
|
'/bower_components/nthen/index.js',
|
|
|
|
|
'/bower_components/chainpad-crypto/crypto.js'
|
|
|
|
|
//'/bower_components/tweetnacl/nacl-fast.min.js',
|
|
|
|
|