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dbot/modules/imgur/imgur.js
2013-08-25 20:58:11 +00:00

238 lines
9.4 KiB
JavaScript

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