Fix a few more issues

app/index.js

@@ -3,6 +3,7 @@ const FileSystem = require("fs");
 
 //external lib imports
 const JsonFile = require("jsonfile");
+const Url = require("url");
 
 //my imports
 const DiscordUtil = require("discordjs-util");
@@ -23,8 +24,8 @@ module.exports = (client) => {
 	parseLinksInGuilds(client.guilds, guildsData).then(writeFile(guildsData));
 
 	//set up an interval to check all the feeds
-	checkFeedsInGuilds(guildsData);
-	setInterval(() => checkFeedsInGuilds(guildsData), config.feedCheckIntervalSec * 1000);
+	checkFeedsInGuilds(client.guilds, guildsData);
+	setInterval(() => checkFeedsInGuilds(client.guilds, guildsData), config.feedCheckIntervalSec * 1000);
 
 	//set up an on message handler to detect when links are posted
 	client.on("message", message => {
@@ -63,12 +64,17 @@ const HandleMessage = {
 function addFeed(client, guildsData, message) {
 	const parameters = message.content.split(" "); //expect !addfeed <url> <channelName> <roleName>
 
-	const feedUrl = parameters[2], channelName = message.mentions.channels.first().name, roleName = parameters[4];
+	const channel = message.mentions.channels.first();
+	if(!channel)
+		return message.reply("Please tag a channel with #channel-name");
 
-	if (!feedUrl || !channelName) {
-		message.reply("Please supply all the needed fields in this format:\n add-feed url channel-name role-name");
-		return;
-	}
+	const feedUrl = parameters[2], channelName = channel.name, roleName = parameters[4];
+
+	if (!Url.parse(feedUrl).host)
+		return message.reply("Please supply a valid url");
+
+	if (!feedUrl || !channelName)
+		return message.reply("Please supply all the needed fields in this format:\n add-feed url channel-name role-name");
 
 	const feedData = new FeedData({
 		url: feedUrl,
@@ -94,8 +100,8 @@ function addFeed(client, guildsData, message) {
 		});
 }
 
-function checkFeedsInGuilds(guildsData) {
-	Object.keys(guildsData).forEach(key => guildsData[key].checkFeeds());
+function checkFeedsInGuilds(guilds, guildsData) {
+	Object.keys(guildsData).forEach(key => guildsData[key].checkFeeds(guilds));
 }
 
 function parseLinksInGuilds(guilds, guildsData) {

app/models/feed-data.js

@@ -11,7 +11,7 @@ module.exports = class FeedData {
 		this.url = url;
 		this.channelName = channelName;
 		this.roleName = roleName;
-		this.cachedLinks = cachedLinks | [];
+		this.cachedLinks = cachedLinks || [];
 	}
 
 	/**
@@ -33,7 +33,7 @@ module.exports = class FeedData {
 	}
 
 	check(guild) {
-		Dns.resolve(Url.parse(this.url).host, err => { //check we can resolve the host, so we can throw an appropriate error if it fails
+		Dns.resolve(Url.parse(this.url).host || "", err => { //check we can resolve the host, so we can throw an appropriate error if it fails
 			if (err)
 				DiscordUtil.dateError("Connection Error: Can't resolve host", err); //log our error if we can't resolve the host
 			else
@@ -41,13 +41,16 @@ module.exports = class FeedData {
 					if (err)
 						DiscordUtil.dateError(err);
 					else {
-						let latest = articles[0]; //extract the latest link
+						let latest = articles[0].link; //extract the latest link
 						latest = normaliseUrl(latest); //standardise it a bit
 
 						//if we don't have it cached already, cache it and callback
 						if (!this.cachedLinks.includes(latest)) {
 							this.cachedLinks.push(latest);
-							post(guild, latest);
+
+							const channel = guild.channels.find(ch => ch.type === "text" && ch.name.toLowerCase() === this.channelName.toLowerCase());
+							const role = guild.roles.find(role => role.name.toLowerCase() === this.roleName.toLowerCase());
+							channel.send(role + " " + latest);
 						}
 					}
 				});
@@ -55,11 +58,6 @@ module.exports = class FeedData {
 	}
 };
 
-function post(guild, url){
-	const channel = guild.channels.first(ch => ch.type === "text" && ch.name.toLower() === this.channelName.toLower());
-	channel.send(url);
-}
-
 function normaliseUrl(url) {
 	url = url.replace("https://", "http://"); //cheaty way to get around http and https not matching
 

app/models/guild-data.js

@@ -4,7 +4,7 @@ const Util = require("discordjs-util");
 module.exports = class GuildData {
 	constructor({ id, feeds }) {
 		this.id = id;
-		this.feeds = feeds.filter(feed => new FeedData(feed));
+		this.feeds = feeds.map(feed => new FeedData(feed));
 	}
 
 	cachePastPostedLinks() {
@@ -17,7 +17,7 @@ module.exports = class GuildData {
 		return Promise.all(promises);
 	}
 
-	checkFeeds() {
-		// this.feeds.forEach(feed => feed.check());
+	checkFeeds(guilds) {
+		this.feeds.forEach(feed => feed.check(guilds.get(this.id)));
 	}
 };