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Merge branch 'past-link-retrieval' into v2

shorten
benji7425 4 years ago
parent
commit
526f66238c
  1. 20
      app/index.js
  2. 30
      app/models/feed-data.js
  3. 7
      app/models/feed.js
  4. 17
      app/models/guild-data.js
  5. 1
      package.json

20
app/index.js

@ -2,8 +2,12 @@
const FileSystem = require("fs");
//external lib imports
const Dicsord = require("discord.js");
const JSONFile = require("jsonfile");
//my imports
const Util = require("discordjs-util");
//app component imports
const GuildData = require("./models/guild-data.js");
@ -13,12 +17,28 @@ const SAVE_FILE = "./guilds.json";
module.exports = (client) => {
const guildsData = FileSystem.existsSync(SAVE_FILE) ? parseJSON(JSONFile.readFileSync(SAVE_FILE)) : {}; //pull saved data from file
parseLinksInAllGuilds(client.guilds, guildsData).then(writeFile);
//set up an interval to check all the feeds
//set up an on message handler to detect when links are posted
};
function parseLinksInAllGuilds(guilds, guildsData) {
const promises = [];
for (let guild of guilds) {
const guildData = guildsData[guild.id];
if (guildData)
promises.push(guildData.cachePastPostedLinks());
}
return Promise.all(promises);
}
function parseJSON(json) {
const guildIDs = Object.keys(json);
guildIDs.forEach(guildID => { guildIDs[guildID] = new GuildData(guildIDs[guildID]); });
}
function writeFile(guildsData){
JSONFile.write(SAVE_FILE, guildsData, err => {if(err) Util.dateError(err); });
}

30
app/models/feed-data.js

@ -0,0 +1,30 @@
module.exports = class FeedData {
constructor({ link, channelName, roleID, cachedLinks }) {
this.link = link;
this.channelName = channelName;
this.roleID = roleID;
this.cachedLinks = cachedLinks;
}
/**
* Returns a promise providing all the links posted in the last 100 messages
* @param {Discord.Guild} guild The guild this feed belongs to
* @returns {Promise<string[]>} Links posted in last 100 messages
*/
updatePastPostedLinks(guild) {
const channel = guild.channels.find(ch => ch.type === "text" && ch.name === this.channelName);
return new Promise((resolve, reject) => {
channel.fetchMessages({ limit: 100 })
.then(messages => {
messages.forEach(m => Array.prototype.push.apply(this.cachedLinks, getUrls(m))); //push all the links in each message into our links array
resolve(this);
})
.catch(reject);
});
}
};
function getUrls(str) {
return str.match(/(\b(https?|ftp|file):\/\/[-A-Z0-9+&@#\/%?=~_|!:,.;]*[-A-Z0-9+&@#\/%=~_|])/ig);
}

7
app/models/feed.js

@ -1,7 +0,0 @@
module.exports = class Feed{
constructor({link, channelName, roleID}){
this.link = link;
this.channelName = channelName;
this.roleID = roleID;
}
};

17
app/models/guild-data.js

@ -1,8 +1,19 @@
const Feed = require("./feed.js");
const FeedData = require("./feed-data.js");
const Util = require("discordjs-util");
module.exports = class GuildData {
constructor({id, feeds}) {
constructor({ id, feeds }) {
this.id = id;
this.feeds = feeds.filter(feed => new Feed(feed));
this.feeds = feeds.filter(feed => new FeedData(feed));
}
cachePastPostedLinks() {
const promises = [];
this.feeds.forEach(feed => {
promises.push(feed.cachePastPostedLinks(this).catch(Util.dateError));
});
return Promise.all(promises);
}
};

1
package.json

@ -21,6 +21,7 @@
"discordjs-util": "git+https://github.com/benji7425/discordjs-util.git",
"dns": "0.2.2",
"feed-read": "0.0.1",
"jsonfile": "3.0.1",
"urijs": "1.18.10"
}
}
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