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;
}