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331 lines
13 KiB
JavaScript
331 lines
13 KiB
JavaScript
/**
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* Module Name: imgur
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* Description: Various imgur functionality
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*/
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var _ = require('underscore')._,
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request = require('request'),
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async = require('async'),
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crypto = require('crypto'),
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humanise = require('humanize');
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var imgur = function(dbot) {
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this.ApiRoot = 'https://api.imgur.com/3/';
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this.ExcludeRes = [
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{ 'w': 800, 'h': 600 },
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{ 'w': 1024, 'h': 768 },
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{ 'w': 1280, 'h': 768 },
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{ 'w': 1280, 'h': 960 },
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{ 'w': 1366, 'h': 768 },
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{ 'w': 1600, 'h': 900 },
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{ 'w': 1680, 'h': 1050 },
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{ 'w': 1920, 'h': 1080 },
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{ 'w': 1024, 'h': 640 }
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];
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this.riCache = [];
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this.internalAPI = {
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'infoString': function(imgData) {
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info = '';
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if(!_.isUndefined(imgData) && _.has(imgData, 'data') && !_.isUndefined(imgData.data.type)) {
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imgData = imgData.data;
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if(imgData.title) {
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info += imgData.title + ' - ';
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}
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if(imgData.type) {
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if(imgData.animated) {
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info += 'an animated ' + imgData.type.split('/')[1] + ' with ';
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} else {
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info += 'a ' + imgData.type.split('/')[1] + ' with ';
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}
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} else {
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info += 'an image with ';
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}
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info += imgData.views + ' views (';
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info += imgData.width + 'x' + imgData.height + ')';
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info += ' ('+humanise.filesize(imgData.size)+')';
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}
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return info;
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}.bind(this),
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'albumInfoString': function(albumData) {
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var info = '';
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if(!_.isUndefined(albumData) && _.has(albumData, 'data') && !_.isUndefined(albumData.data.id)) {
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albumData = albumData.data;
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if(albumData.title) {
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info += albumData.title + ' - ';
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}
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if(albumData.description) {
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info += albumData.description.split('\n')[0] + ' is ';
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}
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info += 'an album with ' + albumData.images_count + ' images ';
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info += 'and ' + albumData.views + ' views';
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if(albumData.nsfw) {
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info += ' - NSFW';
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}
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}
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return info;
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}.bind(this),
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'galleryInfoString': function(galData) {
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var info = '';
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if(!_.isUndefined(galData) && _.has(galData, 'data') && !_.isUndefined(galData.data.is_album)) {
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if(galData.data.is_album === true) {
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info = this.internalAPI.albumInfoString(galData);
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} else {
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info = this.internalAPI.infoString(galData);
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}
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}
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return info;
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}.bind(this)
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};
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this.api = {
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'getRandomImage': function(callback) {
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var random = function(len) {
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var chars = "0123456789ABCDEFGHIJKLMNOPQRSTUVWXTZabcdefghiklmnopqrstuvwxyz";
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return len ? chars.charAt(~~(Math.random()*chars.length)) + random(len-1) : "";
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};
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var ext = [ 'gif', 'png', 'jpg' ];
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var testSlug = random(5);
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var testUrl = 'http://i.imgur.com/' +
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testSlug +
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'.' + ext[_.random(0, ext.length - 1)],
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fbman = false;
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dbot.db.imgur.totalHttpRequests += 1;
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request(testUrl, function(error, response, body) {
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// 492 is body.length of a removed image
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if(!error && response.statusCode == 200 && body.length != 492) {
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dbot.db.imgur.totalImages += 1;
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var hash = crypto.createHash('md5').update(body).digest("hex");
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if(_.has(dbot.modules, 'quotes')){
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// autoadd: {"abcdef": "facebookman"}
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if(_.has(dbot.config.modules.imgur.autoadd,hash)){
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fbman = true;
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var category = this.config.autoadd[hash];
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if (_.contains(category, testUrl)){
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// there's probably less than 62^5 chance of this happening
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} else {
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dbot.api.quotes.addQuote(category, testUrl,
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dbot.config.name, function() { });
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}
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}
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}
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callback(testUrl, testSlug, hash, fbman);
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} else {
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this.api.getRandomImage(callback);
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}
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}.bind(this));
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},
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'getGoodRandomImage': function(callback) {
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this.api.getRandomImage(function(url, slug, hash, fbman) {
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this.api.getImageInfo(slug, function(imgData) {
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if(!_.isUndefined(imgData) &&
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imgData.data &&
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imgData.data.height > 500 && imgData.data.width > 500 &&
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!_.any(this.ExcludeRes, function(res) {
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return imgData.data.height == res.h && imgData.data.width == res.w;
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})) {
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callback(url, imgData);
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} else if(fbman === true) {
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callback(url, imgData);
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} else {
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this.api.getGoodRandomImage(callback);
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}
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}.bind(this));
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}.bind(this));
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},
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'getImageInfoString': function(slug, callback) {
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this.api.getImageInfo(slug, function(imgData) {
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callback(this.internalAPI.infoString(imgData));
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}.bind(this));
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},
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'getImageInfo': function(slug, callback) {
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request.get({
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'url': 'https://api.imgur.com/3/image/' + slug + '.json',
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'json': true,
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'headers': {
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'Authorization': 'Client-ID ' + this.config.apikey
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}
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}, function(err, response, body) {
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dbot.db.imgur.totalApiRequests += 1;
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callback(body);
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}.bind(this));
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},
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'getAlbumInfo': function(slug, callback) {
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request.get({
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'url': 'https://api.imgur.com/3/album/' + slug + '.json',
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'json': true,
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'headers': {
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'Authorization': 'Client-ID ' + this.config.apikey
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}
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}, function(err, response, body) {
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this.db.totalApiRequests += 1;
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callback(body);
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}.bind(this));
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},
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'getGalleryInfo': function(slug, callback) {
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request.get({
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'url': 'https://api.imgur.com/3/gallery/' + slug + '.json',
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'json': true,
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'headers': {
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'Authorization': 'Client-ID ' + this.config.apikey
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}
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}, function(err, response, body) {
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this.db.totalApiRequests += 1;
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callback(body);
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}.bind(this));
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}
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};
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this.api['getRandomImage'].external = true;
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this.api['getRandomImage'].extMap = [ 'callback' ];
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this.api['getImageInfoString'].external = true;
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this.api['getImageInfoString'].extMap = [ 'slug', 'callback' ];
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this.commands = {
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'~ri': function(event) {
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var local = event.user;
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if(event.params[1]) {
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local = event.params.splice(1, event.params.length - 1).join(' ').trim();
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}
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var postImage = function(link, imgData) {
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var info = this.internalAPI.infoString(imgData);
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event.reply('['+this.config.outputPrefix + '] ' + local + ': ' + link + ' [' + info + ']');
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}.bind(this);
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var newCacheImage = function(link, imgData) {
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this.riCache.push([link, imgData]);
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}.bind(this);
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var callback = postImage;
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if(this.riCache.length > 0) {
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var image = this.riCache.pop();
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postImage(image[0], image[1]);
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callback = newCacheImage;
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}
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this.api.getGoodRandomImage(callback);
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},
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// Legacy RI
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'~lri': function(event) {
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var local = event.user;
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if(event.params[1]) {
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local = event.params.splice(1, event.params.length - 1).join(' ').trim();
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}
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this.api.getRandomImage(function(link, slug) {
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this.api.getImageInfo(slug, function(imgData) {
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var info = this.internalAPI.infoString(imgData);
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event.reply('['+this.config.outputPrefix + '] ' + local + ': ' + link + ' [' + info + ']');
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}.bind(this));
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}.bind(this));
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},
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// Super RI
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'~sri': function(event) {
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var local = event.user;
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if(event.params[1]) {
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local = event.params.splice(1, event.params.length - 1).join(' ').trim();
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}
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request.get({
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'url': this.ApiRoot + 'gallery/random/random/',
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'json': true,
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'headers': {
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'Authorization': 'Client-ID ' + this.config.apikey
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}
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}, function(err, response, body) {
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if(!_.isUndefined(body) && body.data && body.data[0] != undefined) {
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var num = _.random(0, body.data.length - 1);
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this.api.getGalleryInfo(body.data[num].id, function(gal) {
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event.reply('['+this.config.outputPrefix + '] ' + local + ': ' + gal.data.link + ' [' +
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this.internalAPI.galleryInfoString(gal) + ']');
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}.bind(this));
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}
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}.bind(this));
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},
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'~imgur': function(event) {
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var term = event.input[1];
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request.get({
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'url': this.ApiRoot + 'gallery/search/',
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'json': true,
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'headers': {
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'Authorization': 'Client-ID ' + this.config.apikey
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},
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'qs': {
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'q': term
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}
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}, function(err, response, body) {
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if(!_.isUndefined(body) && body.data && body.data[0] != undefined) {
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var num = _.random(0, body.data.length - 1);
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this.api.getGalleryInfo(body.data[num].id, function(gal) {
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event.reply(dbot.t('imgurinfo', {
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'info': this.internalAPI.galleryInfoString(gal)
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}) + ' - ' + gal.data.link);
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}.bind(this));
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} else {
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event.reply(dbot.t('imgur_noresults'));
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}
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}.bind(this));
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}
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}
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this.commands['~imgur'].regex = [/^imgur ([\d\w\s-]*)/, 2];
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this.onLoad = function() {
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var imgurHandler = function(matches, name, callback) {
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if(matches[1]) {
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var dataCallback = function(data) {
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var info;
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if(name == 'imgurimage') {
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info = this.internalAPI.infoString(data);
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} else if(name == 'imguralbum') {
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info = this.internalAPI.albumInfoString(data);
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} else if(name == 'imgurgallery') {
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info = this.internalAPI.galleryInfoString(data);
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}
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if(info) callback(dbot.t('imgurinfo', { 'info': info }));
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}.bind(this);
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if(name == 'imgurimage') {
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this.api.getImageInfo(matches[1], dataCallback);
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} else if(name == 'imguralbum') {
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this.api.getAlbumInfo(matches[1], dataCallback);
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} else if(name == 'imgurgallery') {
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this.api.getGalleryInfo(matches[1], dataCallback);
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}
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}
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}.bind(this);
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dbot.api.link.addHandler('imguralbum', /https?:\/\/imgur\.com\/a\/([a-zA-Z0-9]+)/, imgurHandler);
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dbot.api.link.addHandler('imgurgallery', /https?:\/\/imgur\.com\/gallery\/([a-zA-Z0-9]+)/, imgurHandler);
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dbot.api.link.addHandler('imgurimage', /https?:\/\/i\.imgur\.com\/([a-zA-Z0-9]+)\.([jpg|png|gif])/, imgurHandler);
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dbot.api.link.addHandler('imgurimage', /https?:\/\/imgur\.com\/([a-zA-Z0-9]+)/, imgurHandler);
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async.times(this.config.ricachelength, function(n, next) {
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this.api.getGoodRandomImage(function(link, imgData) {
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this.riCache.push([ link, imgData ]);
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next();
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}.bind(this));
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}.bind(this), function() {});
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if(!_.has(dbot.db.imgur, 'totalHttpRequests')) dbot.db.imgur.totalHttpRequests = 0;
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if(!_.has(dbot.db.imgur, 'totalApiRequests')) dbot.db.imgur.totalApiRequests = 0;
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if(!_.has(dbot.db.imgur, 'totalImages')) dbot.db.imgur.totalImages = 0;
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this.db = dbot.db.imgur;
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}.bind(this);
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};
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exports.fetch = function(dbot) {
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return new imgur(dbot);
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}
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