348 lines
9.5 KiB
JavaScript
348 lines
9.5 KiB
JavaScript
var R = require('ramda'),
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debug = require('debug')('freecc:cntr:story'),
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Story = require('./../models/Story'),
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Comment = require('./../models/Comment'),
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User = require('./../models/User'),
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moment = require('../public/js/lib/moment/moment.js'),
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resources = require('./resources'),
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mongodb = require('mongodb'),
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MongoClient = mongodb.MongoClient,
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secrets = require('../config/secrets'),
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User = require('./../models/User');
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function hotRank(timeValue, rank, headline) {
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/*
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* Hotness ranking algorithm: http://amix.dk/blog/post/19588
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* tMS = postedOnDate - foundationTime;
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* Ranking...
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* f(ts, 1, rank) = log(10)z + (ts)/45000;
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*/
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var hotness;
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var z = Math.log(rank) / Math.log(10);
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hotness = z + (timeValue / 45000000);
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return hotness;
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}
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exports.hotJSON = function(req, res, next) {
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var story = Story.find({}).sort({'timePosted': -1}).limit(1000);
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story.exec(function(err, stories) {
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if (err) {
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throw err;
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}
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var foundationDate = 1413298800000;
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var sliceVal = stories.length >= 100 ? 100 : stories.length;
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var rankedStories = stories;
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return res.json(rankedStories.map(function(elem) {
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return elem;
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}).sort(function(a, b) {
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debug('a rank and b rank', hotRank(a.timePosted - foundationDate, a.rank, a.headline), hotRank(b.timePosted - foundationDate, b.rank, b.headline));
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return hotRank(b.timePosted - foundationDate, b.rank, b.headline) - hotRank(a.timePosted - foundationDate, a.rank, a.headline);
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}).slice(0, sliceVal));
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});
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};
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exports.recentJSON = function(req, res, next) {
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var story = Story.find({}).sort({'timePosted': -1}).limit(100);
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story.exec(function(err, stories) {
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if (err) {
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throw err;
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}
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res.json(stories);
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});
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};
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exports.hot = function(req, res, next) {
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res.render('stories/index', {
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page: 'hot'
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});
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};
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exports.submitNew = function(req,res, next) {
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res.render('stories/index', {
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page: 'submit'
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});
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};
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exports.search = function(req, res, next) {
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res.render('stories/index', {
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page: 'search'
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});
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};
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exports.recent = function(req, res, next) {
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res.render('stories/index', {
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page: 'recent'
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});
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};
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exports.preSubmit = function(req, res, next) {
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var data = req.params.newStory;
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data = data.replace(/url=/gi, '').replace(/&title=/gi, ',').split(',');
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var url = data[0];
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var title = data[1];
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res.render('stories/index', {
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page: 'storySubmission',
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storyURL: url,
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storyTitle: title
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});
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};
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exports.returnIndividualStory = function(req, res, next) {
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var dashedName = req.params.storyName;
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var storyName = dashedName.replace(/\-/g, ' ');
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Story.find({'storyLink' : new RegExp(storyName, 'i')}, function(err, story) {
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if (err) {
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next(err);
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}
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if (story.length < 1) {
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req.flash('errors', {
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msg: "404: We couldn't find a story with that name. Please double check the name."
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});
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return res.redirect('/stories/');
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}
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story = story.pop();
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var dashedNameFull = story.storyLink.toLowerCase().replace(/\s/g, '-');
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if (dashedNameFull !== dashedName) {
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return res.redirect('../stories/' + dashedNameFull);
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}
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res.render('stories/index', {
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title: story.headline,
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link: story.link,
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author: story.author,
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description: story.description,
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rank: story.upVotes.length,
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upVotes: story.upVotes,
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comments: story.comments,
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id: story._id,
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user: req.user,
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timeAgo: moment(story.timePosted).fromNow(),
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image: story.image,
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page: 'show'
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});
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});
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};
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exports.getStories = function(req, res, next) {
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MongoClient.connect(secrets.db, function(err, database) {
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var db = database;
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db.collection('stories').find({
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"$text": {
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"$search": req.body.data.searchValue
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}
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}, {
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headline: 1,
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timePosted: 1,
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link: 1,
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description: 1,
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rank: 1,
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upVotes: 1,
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author: 1,
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comments: 1,
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image: 1,
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storyLink: 1,
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textScore: {
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$meta: "textScore"
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}
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}, {
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sort: {
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textScore: {
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$meta: "textScore"
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}
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}
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}).toArray(function(err, items) {
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if (items !== null && items.length !== 0) {
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return res.json(items);
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}
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return res.status(404);
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});
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});
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};
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exports.upvote = function(req, res, next) {
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var data = req.body.data;
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Story.find({'_id': data.id}, function(err, story) {
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if (err) {
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throw err;
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}
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story = story.pop();
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story.rank++;
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story.upVotes.push(
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{
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upVotedBy: data.upVoter._id,
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upVotedByUsername: data.upVoter.profile.username
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}
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);
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story.markModified('rank');
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story.save();
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return res.send(story);
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});
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};
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exports.comments = function(req, res, next) {
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var data = req.params.id;
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Comment.find({'_id': data}, function(err, comment) {
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if (err) {
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throw err;
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}
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comment = comment.pop();
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return res.send(comment);
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});
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};
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exports.newStory = function(req, res, next) {
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var url = req.body.data.url;
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if (url.search(/^https?:\/\//g) === -1) {
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url = 'http://' + url;
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}
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debug('In pre submit with a url', url);
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Story.find({'link': url}, function(err, story) {
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debug('Attempting to find a story');
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if (err) {
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debug('oops');
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return res.status(500);
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}
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if (story.length) {
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debug('Found a story already, here\'s the return from find', story);
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req.flash('errors', {
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msg: "Someone's already posted that link. Here's the discussion."
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});
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debug('Redirecting the user with', story[0].storyLink);
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return res.json({
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alreadyPosted: true,
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storyURL: story.pop().storyLink
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});
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}
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resources.getURLTitle(url, processResponse);
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});
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function processResponse(err, storyTitle) {
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if (err) {
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res.json({
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alreadyPosted: false,
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storyURL: url,
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storyTitle: ''
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});
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} else {
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storyTitle = storyTitle ? storyTitle : '';
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res.json({
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alreadyPosted: false,
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storyURL: url,
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storyTitle: storyTitle.title
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});
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}
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}
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};
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exports.storySubmission = function(req, res, next) {
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var data = req.body.data;
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var storyLink = data.headline
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.replace(/\'/g, '')
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.replace(/\"/g, '')
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.replace(/,/g, '')
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.replace(/[^a-z0-9]/gi, ' ')
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.replace(/\s+/g, ' ')
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.toLowerCase();
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var link = data.link;
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if (link.search(/^https?:\/\//g) === -1) {
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link = 'http://' + link;
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}
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var story = new Story({
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headline: data.headline,
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timePosted: Date.now(),
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link: link,
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description: data.description,
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rank: 1,
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upVotes: data.upVotes,
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author: data.author,
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comments: [],
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image: data.image,
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storyLink: storyLink
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});
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story.save(function(err, data) {
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if (err) {
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return res.status(500);
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}
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res.send(JSON.stringify({
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storyLink: story.storyLink.replace(/\s/g, '-').toLowerCase()
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}));
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});
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};
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exports.commentSubmit = function(req, res, next) {
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debug('comment submit fired');
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var data = req.body.data;
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var comment = new Comment({
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associatedPost: data.associatedPost,
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body: data.body,
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rank: 0,
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upvotes: 0,
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author: data.author,
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comments: [],
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topLevel: true,
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commentOn: Date.now()
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});
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commentSave(comment, Story, res);
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};
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exports.commentOnCommentSubmit = function(req, res, next) {
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debug('comment on comment submit');
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var idToFind = req.params.id;
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var data = req.body.data;
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var comment = new Comment({
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associatedPost: data.associatedPost,
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body: data.body,
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rank: 0,
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upvotes: 0,
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author: data.author,
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comments: [],
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topLevel: false,
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commentOn: Date.now()
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});
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commentSave(comment, Comment, res);
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};
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function commentSave(comment, Context, res) {
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comment.save(function(err, data) {
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if (err) {
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return res.status(500);
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}
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try {
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Context.find({'_id': comment.associatedPost}, function (err, associatedStory) {
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if (err) {
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return res.status(500);
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}
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associatedStory = associatedStory.pop();
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if (associatedStory) {
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associatedStory.comments.push(data._id);
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associatedStory.save(function (err, data) {
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if (err) {
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res.status(500);
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}
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res.send(true);
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});
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}
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});
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} catch (e) {
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// delete comment
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return res.status(500);
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}
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});
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}
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