archive/hourglass/server/main.js

import {
    Meteor
} from 'meteor/meteor';
import {
    Mongo
} from 'meteor/mongo';

_uuid4 = function(cc) {
    var rr = Math.random() * 16 | 0;
    return (cc === 'x' ? rr : (rr & 0x3 | 0x8)).toString(16);
};

worktype = ["test", "quiz", "project", "normal"];
Meteor.methods({
    'genCode': function() {
        return 'xxxxxx'.replace(/[x]/g, _uuid4);
    },
    'createSchool': function(schoolname) {
        // if superadmin, no need for approval
        if (Meteor.user() !== null &&
            schools.findOne({
                name: input.school
            }) !== null &&
            schools.findOne({
                status: false,
                creator: Meteor.userId()
            }) !== null) {

            schools.insert({
                name: schoolname,
                status: false,
                creator: Meteor.userId()
            });
        }
    },
    'deleteSchool': function(schoolid) {
        // alanning:roles implementation here
        schools.remove({
            _id: schoolid
        });
    },
    'createClass': function(input) {
        // if superadmin, no need for approval
        classes.schema.validate(input);
        if (Meteor.user() !== null &&
            classes.find({
                status: false,
                admin: Meteor.userId()
            }).fetch().length < 5 &&
            schools.findOne({
                name: input.school
            }) !== null) {

            input.status = false;
            input.subscribers = 0;
            input.admin = Meteor.userId();
            if (input.privacy) {
                Meteor.call('genCode', function(error, result) {
                    input.code = result;
                });
            } else {
                input.code = "";
            }
            if (input.category != "class" && input.category != "club") {
                input.category = "other";
            }
            input.moderators = [];
            input.banned = [];
            input.blockEdit = [];
            classes.insert(input);
            Meteor.call('joinClass', classes.findOne(input)._id, input.code, function(error, result) {});
            return 1;
        } else {
            return 0;
        }
    },
    'deleteClass': function(classid) {
        found = classes.findOne({
            _id: classid
        });
        // Add roles
        if (Meteor.user() !== null && found !== null && found.admin === Meteor.user()._id) {
            classes.remove({
                _id: classid
            });
        }
    },
    'createWork': function(input) {
        ref = new Date();
        month = ref.getMonth + 1;
        ref = new Date(ref.getFullYear() + "-" + month.toString() + "-" + ref.getDate()).getTime();
        work.schema.validate(input);
        found = Meteor.findOne({
            _id: input.class
        });

        if (Meteor.user() !== null &&
            found !== null &&
            found.subscribers.indexOf(Meteor.userId()) != -1 &&
            found.banned.indexOf(Meteor.userId()) === -1 &&
            found.blockEdit.indexOf(Meteor.userId()) === -1 &&
            input.dueDate.getTime() >= ref && worktype.indexOf(type) != -1 &&
            input.name.length <= 50) {

            input.submittor = Meteor.userId();
            input.confirmations = [Meteor.userId()];
            input.reports = [];
            input.done = [];
            input.numberdone = 0;
            work.insert(input);
        }

    },
    'deleteWork': function(workid) {
        // Add security here
        work.remove({
            _id: workid
        });
    },
    'editProfile': function(change) {
        current = Meteor.user().profile;
        current.school = change.school;
        current.grade = change.grade;
        current.description = change.description;
        current.avatar = change.avatar;
        current.banner = change.banner;
        current.preferences = change.preferences;
        if (schools.findOne({
                name: current.school
            }) !== null &&
            Number.isInteger(current.grade) &&
            current.grade >= 9 && current.grade <= 12 &&
            current.description.length <= 50) {

            Meteor.users.update({
                _id: Meteor.userId()
            }, {
                $set: {
                    profile: current
                }
            });
            return 1;
        } else {
            return 0;
        }
    },
    'joinClass': function(input) {
        change = input[0];
        pass = input[1];

        if (Meteor.user().profile.classes === undefined) {
            curr = Meteor.user().profile;
            curr.classes = [];
            Meteor.users.update({
                _id: Meteor.userId()
            }, {
                $set: {
                    profile: curr
                }
            });
        }
        prof = Meteor.user().profile;
        found = classes.findOne({
            _id: change,
            status: true
        });
        if (Meteor.user() !== null &&
            found !== null &&
            pass === found.code &&
            !found.banned.includes(Meteor.userId()) &&
            !prof.classes.includes(change)) {

            current = Meteor.user().profile;
            current.classes.append(change);
            Meteor.users.update({
                _id: Meteor.userId()
            }, {
                $set: {
                    profile: current
                }
            });
            return 1;
        } else {
            return 0;
        }
    },
    'leaveClass': function(change) {
        if (Meteor.user() !== null) {
            profile = Meteor.user().profile;
            index = profile.classes.indexOf(change);
            if (index >= 0) {
                if (classes.findOne({
                        _id: change
                    }).admin != Meteor.userId()) {
                    profile.classes.splice(index, 1);
                    Meteor.users.update({
                        _id: Meteor.userId()
                    }, {
                        $set: {
                            profile: current
                        }
                    });
                    return 1;
                } else {
                    throw "You are currently the admin of this class. Transfer ownership in order to leave this class.";
                }
            }

        }
    }
});

function has(array, has) {
    for (var i = 0; i < array.length; i++) {
        if (array[i] === has) return true;
    }
    return false;
}