var express = require("express");
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var app = express();
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var config = require('../config'); // get our config file
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app.set('superSecret', config.secret); // secret variable
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var mongoose = require('mongoose');
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var userModel = mongoose.model('userModel');
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var eventModel = mongoose.model('eventModel');
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var pageSize = config.pageSize;
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var request = require('request');
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exports.getCategoriesList = function(req, res) {
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var categoriesList = [{
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name: "esport"
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},
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{
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name: "xerrada"
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},
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{
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name: "taller"
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},
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{
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name: "festa"
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},
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{
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name: "concert"
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},
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{
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name: "musica"
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}
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];
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res.status(200).jsonp(categoriesList);
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};
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exports.getAllEvents = function(req, res) {
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eventModel.find({
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date: {
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$gte: new Date()
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},
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type: {
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$nin: ["alert"]
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} //cal filtrar per type d'event, aquí només agafem els type: alert
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})
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.lean()
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.populate('user', 'username img shortDescription')
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.sort('date')
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.limit(pageSize)
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.skip(pageSize * Number(req.query.page))
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.exec(function(err, events) {
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if (err) return res.send(500, err.message);
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res.status(200).jsonp(events);
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});
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};
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exports.getAllAlerts = function(req, res) {
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eventModel.find({
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date: {
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$gte: new Date()
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},
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type: "alert"
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})
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.lean()
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.populate('user', 'username img shortDescription')
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.sort('date')
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.limit(pageSize)
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.skip(pageSize * Number(req.query.page))
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.exec(function(err, events) {
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if (err) return res.send(500, err.message);
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res.status(200).jsonp(events);
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});
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};
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exports.getEventById = function(req, res) {
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eventModel.findOne({
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_id: req.params.eventid
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})
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.lean()
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.populate('user', 'username img shortDescription')
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.exec(function(err, event) {
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if (err) return res.send(500, err.message);
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if (!event) {
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res.json({
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success: false,
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message: 'event not found.'
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});
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} else if (event) {
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res.status(200).jsonp(event);
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}
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});
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};
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function getRandomInt(min, max) {
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min = Math.ceil(min);
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max = Math.floor(max);
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return Math.floor(Math.random() * (max - min)) + min; //The maximum is exclusive and the minimum is inclusive
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}
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function postImage(req, res, user, filename, fileImg) {
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url = "http://127.0.0.1:3050/image";
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var importFile = function(fileImg) {
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var decodedFile = new Buffer(fileImg, 'base64');
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var r = request.post(url, function(err, httpResponse, body) {
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if (err) {
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console.log(err);
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}
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//console.log(body);
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addNewEvent(req, res, user, body);
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});
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var form = r.form();
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form.append('file', decodedFile, {
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filename: filename + '.png'
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});
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}
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importFile(fileImg);
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}
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function addNewEvent(req, res, user, imgUrl){
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//adding random number to the url, to force ionic reload the image
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if(imgUrl!=""){
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req.body.img = imgUrl+ "?" + getRandomInt(1, 9999);
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}
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var event = new eventModel({
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title: req.body.title,
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description: req.body.description,
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img: req.body.img,
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date: req.body.date,
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categories: req.body.categories,
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generateddate: Date(),
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location: req.body.location,
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user: user._id
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});
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event.save(function(err, event) {
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if (err) return res.send(500, err.message);
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user.events.push(event._id);
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user.save(function(err, user) {
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if (err) return res.send(500, err.message);
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req.params.eventid=event._id;
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exports.getEventById(req, res);
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});
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}); //end of event.save
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}
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exports.addEvent = function(req, res) {
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userModel.findOne({
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'tokens.token': req.headers['x-access-token']
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})
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.exec(function(err, user) {
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if (err) return res.send(500, err.message);
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if (!user) {
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console.log("user not found");
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res.json({
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success: false,
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message: 'User not found.'
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});
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} else if (user) {
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if (req.body.img) {
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imgname = getRandomInt(1, 9999) + "_" + getRandomInt(1, 9999);
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postImage(req, res, user, "event_" + imgname, req.body.img);
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}else{
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addNewEvent(req, res, user, "");
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}
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}
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}); //end of usermodel.find
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};
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exports.addAlert = function(req, res) {
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userModel.findOne({
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'tokens.token': req.headers['x-access-token']
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})
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.exec(function(err, user) {
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if (err) return res.send(500, err.message);
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if (!user) {
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console.log("user not found");
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res.json({
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success: false,
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message: 'User not found.'
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});
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} else if (user) {
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var event = new eventModel({
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title: req.body.title,
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description: req.body.description,
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date: req.body.date,
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generateddate: Date(),
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user: user._id,
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type: "alert"
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});
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event.save(function(err, event) {
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if (err) return res.send(500, err.message);
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user.events.push(event._id);
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user.save(function(err, user) {
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if (err) return res.send(500, err.message);
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exports.getAllEvents(req, res);
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});
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}); //end of event.save
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}
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}); //end of usermodel.find
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};
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exports.deleteEvent = function(req, res) {
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userModel.findOne({
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'tokens.token': req.headers['x-access-token']
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})
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.exec(function(err, user) {
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if (err) return res.send(500, err.message);
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eventModel.findOne({
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_id: req.params.eventid,
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user: user._id
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})
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.exec(function(err, event) {
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if (err) return res.send(500, err.message);
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if (event.user.equals(user._id)) {
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event.remove(function(err) {
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if (err) return res.send(500, err.message);
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console.log("deleted");
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exports.getAllEvents(req, res);
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});
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}
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});
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});
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}; //funciona, pero no esborra les referències dels users als events que s'esborren. Més endavant caldria fer-ho.
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/*
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un get events by following, que seria:
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s'envia un post /events/following
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amb la data:
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{
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"following": ["user1", "user2", "user3"]
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}
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que bàsicament és una array amb els followings que tens
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això retorna els events d'aquests users que segueixes
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*/
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exports.getEventsByFollowingArray = function(req, res) {
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/*if (req.body.users == null) {
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res.status(200).jsonp([]);
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}*/
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eventModel.find({
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date: {
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$gte: new Date()
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},
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'user': req.body.users,
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type: {
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$nin: ["alert"]
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} //cal filtrar per type d'event, aquí només agafem els type: alert
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})
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.lean()
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.populate('user', 'username img shortDescription')
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.sort('date')
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.limit(pageSize)
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.skip(pageSize * Number(req.query.page))
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.exec(function(err, events) {
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if (err) return res.send(500, err.message);
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console.log(events);
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res.status(200).jsonp(events);
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});
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};
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/*
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un get events by categories, que seria:
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s'envia un get /events/category/:category
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això retorna els events d'aquests users que segueixes
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*/
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exports.getEventsByCategory = function(req, res) {
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eventModel.find({
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date: {
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$gte: new Date()
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},
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'categories.name': req.params.category
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})
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.lean()
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.populate('user', 'username img shortDescription')
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.sort('date')
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.limit(pageSize)
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.skip(pageSize * Number(req.query.page))
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.exec(function(err, events) {
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if (err) return res.send(500, err.message);
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res.status(200).jsonp(events);
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});
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};
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exports.getEventsByDay = function(req, res) {
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var dayRequested = new Date(req.params.day);
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eventModel.find({
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date: {
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$gte: dayRequested
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}
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})
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.lean()
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.populate('user', 'username img shortDescription')
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.sort('date')
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.limit(pageSize)
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.skip(pageSize * Number(req.query.page))
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.exec(function(err, events) {
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if (err) return res.send(500, err.message);
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res.status(200).jsonp(events);
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});
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};
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