- meal plan feature (see readme)

Author: BuildTools

.gitignore

@@ -63,3 +63,8 @@ typings/
 # next.js build output
 .next
 *.sqlite
+mealplan.pdf
+.gitignore
+.vscode/launch.json
+untitled.1.png
+mensaplan.1.png

README.md

@@ -29,8 +29,9 @@ In order for the bot to communicate with channels, you need to edit the `general
 
 ### Roles
 
-staffrole: this is the management role, which may edit the bot via commands.  
-verified: after a playeer verified with his account. Use this role as you please, maybe to show and hide some channels.
+- staffrole: this is the management role, which may edit the bot via commands.  
+- verified: after a playeer verified with his account. Use this role as you please, maybe to show and hide some channels.
+- mealplannotify: role id which will get pinged if new mealplan has been posted
 
 ### Channels
 
@@ -40,6 +41,8 @@ verified: after a playeer verified with his account. Use this role as you please
 - xp : where level ups get posted
 - rules : where your server rules are located
 - ads: where external members may post ads which automatically get deleted after a specified amout of time in the settings
+- createChannel: when creating a voice channel with this name, it will be a dynamic voice channel to prevent unnecessary voice channels
+- mealPlan: channel to which the mealplan updates get posted
 
 ### Colors
 
@@ -50,6 +53,21 @@ Speficy the color codes which gets used by the bot when sending embedded mssages
 Here you may speficy other adjustable settings of the bot.
 - adstimeout: the time in milliseconds before an ad in the ads-channel gets deleted
 - CharsForLevel: how many characters in a message should equal to 1 Point of Experience
+- postMealplan: (bool) activates the mealplan posting functionality
+	- mealplan : (url) place to download mealplan i.e. http://www.meal/one.pdf
+    - mealplanpdfpath": (path) local path to save and load mealplan
+    - mealplan-check": (int) minutes between the mealplan update check
+    - mealplandaycheck": (int) weekday on which the check and post occurs (0 - 6) (Sun - Sat)
+	- mealplanhourscheck: (int) time at what the check occurs. i.e. 8 for 8am
+    - mealplansettings": (list) default settings for the converter. change if applicable
+      - density": 400,
+      - quality": 100,
+      - saveFilename": "mensaplan",
+      - savePath": "./",
+      - format": "png",
+      - width": 768,
+      - height": 512
+    }
 
 ### Other
 

functions/extensions.js

@@ -1,4 +1,8 @@
 const settings = require("../general-settings.json");
+const fs = require('fs');
+const http = require('http');
+const https = require('https');
+
 // xp calculation
 module.exports = {
   toLevel(number) {
@@ -26,4 +30,44 @@ module.exports = {
     ).send(msg);
     console.log(msg);
   },
+
+  /**
+   * Downloads file from remote HTTP[S] host and puts its contents to the
+   * specified location.
+   */
+  async download(url, filePath) {
+    const proto = !url.charAt(4).localeCompare('s') ? https : http;
+
+    return new Promise((resolve, reject) => {
+      const file = fs.createWriteStream(filePath);
+      let fileInfo = null;
+
+      const request = proto.get(url, response => {
+        if (response.statusCode !== 200) {
+          reject(new Error(`Failed to get '${url}' (${response.statusCode})`));
+          return;
+        }
+
+        fileInfo = {
+          mime: response.headers['content-type'],
+          size: parseInt(response.headers['content-length'], 10),
+        };
+
+        response.pipe(file);
+      });
+
+      // The destination stream is ended by the time it's called
+      file.on('finish', () => resolve(fileInfo));
+
+      request.on('error', err => {
+        fs.unlink(filePath, () => reject(err));
+      });
+
+      file.on('error', err => {
+        fs.unlink(filePath, () => reject(err));
+      });
+
+      request.end();
+    });
+  }
 };

general-settings.json

@@ -5,7 +5,8 @@
     "news": "ankündigungen",
     "logs": "logs",
     "ads": "stellenausschreibungen",
-    "createChannel": "🔊 Neuer Voicechannel"
+    "createChannel": "🔊 Neuer Voicechannel",
+    "mealPlan": "899606239804268545"
   },
   "colors": {
     "blue": "#4200ff",
@@ -15,10 +16,26 @@
   },
   "roles": {
     "staffrole": "Admin",
-    "verified": "Student"
+    "verified": "Student",
+    "mealplannotify": "899619452897882142"
   },
   "settings": {
     "adstimeout": 2147483647,
-    "CharsForLevel": 200
+    "CharsForLevel": 200,
+    "postMealplan": true,
+    "mealplan": "http://www.max-manager.de/daten-extern/augsburg/pdf/wochenplaene/hs-kempten/aktuell.pdf",
+    "mealplanpdfpath": "/home/akgaming/discord/faculty/usability-bot/mealplan.pdf",
+    "mealplan-check": 1,
+    "mealplandaycheck": 1,
+    "mealplanhourscheck": 8,
+    "mealplansettings":{
+      "density": 400,
+      "quality": 100,
+      "saveFilename": "mensaplan",
+      "savePath": "./",
+      "format": "png",
+      "width": 768,
+      "height": 512
+    }
   }
 }

index.js

@@ -6,10 +6,13 @@ const Keyv = require("keyv");
 const sqlite3 = require("sqlite3").verbose();
 const { prefix, token, mailpw } = require("./config.json");
 const MailPw = mailpw; // prevent on demand loading
-const { toLevel, logMessage } = require("./functions/extensions.js");
+const { toLevel, logMessage, downloadURI, download } = require("./functions/extensions.js");
 const settings = require("./general-settings.json");
 const fs = require("fs");
+
 inspect = require("util").inspect;
+const pdf2image = require('pdf2image')
+const { fromPath } = require("pdf2pic");
 
 const bot = new Discord.Client();
 
@@ -54,6 +57,52 @@ bot.login(token);
 bot.on("ready", () => {
   console.info(`Logged in as ${bot.user.tag}!`);
   bot.user.setActivity("use ..help", { type: "PLAYING" });
+
+  // const options = {
+  //   density: 400,
+  //   quality: 100,
+  //   saveFilename: "mensaplan",
+  //   savePath: "./",
+  //   format: "png",
+  //   width: 768,
+  //   height: 512
+  // };
+
+  // mealplan check
+  var minutes = settings.settings["mealplan-check"], meal_check_interval = minutes * 60 * 1000;
+  // if feature is activated
+  if (settings.settings.postMealplan)
+    setInterval(async function () {
+      isWeekdayNow = new Date().getDay() == settings.settings.mealplandaycheck ? 1 : 0
+      if (isWeekdayNow) {
+        // if after x hours on the new day
+        if (new Date().getHours() >= settings.settings.mealplanhourscheck) {
+          let channel = bot.channels.cache.get(settings.channels.mealPlan)
+          // check if already posted today
+          // if not been posted today
+          channel.messages.fetch({ limit: 1 }).then(messages => async function () {
+            let lastMessage = messages.first();
+            if (new Date(lastMessage.createdTimestamp).getDate() != new Date().getDate()) {
+              if (channel != undefined) {
+                await download(settings.settings.mealplan, settings.settings.mealplanpdfpath)
+                console.log("Mensaplan downloaded");
+                // ConvertedFile
+                const storeAsImage = fromPath(settings.settings.mealplanpdfpath, settings.settings.mealplansettings);
+                const pageToConvertAsImage = 1;
+
+                storeAsImage(pageToConvertAsImage).then((resolve) => {
+                  console.log("Mensaplan converted");
+
+                  channel.send(`<@&${settings.roles.mealplannotify}>`, { files: [resolve.path] });
+                  return resolve;
+                });
+
+              }
+            }
+          }).catch(console.error);
+        }
+      }
+    }, meal_check_interval);
 });
 //--------------------------------------------------
 //                  MESSAGE
@@ -71,6 +120,8 @@ bot.on("message", async (message) => {
       logMessage(message, error);
     }
   }
+
+
   if (!message.content.startsWith(prefix) && message.channel.type == "text") {
     // handle ads
     if (message.channel.name == settings.channels.ads) {
@@ -83,6 +134,7 @@ bot.on("message", async (message) => {
       message.delete({ timeout: settings.settings.adstimeout }); // 4 weeks
     }
 
+
     const userXP = await dbxp.get(message.author.id);
 
     // user xp
@@ -145,7 +197,7 @@ bot.on("message", async (message) => {
       dbxp.set(
         message.author.id,
         userXP +
-          message.content.length / parseFloat(settings.settings.CharsForLevel)
+        message.content.length / parseFloat(settings.settings.CharsForLevel)
       );
     }
 
@@ -195,8 +247,7 @@ bot.on("message", async (message) => {
     if (now < expirationTime) {
       const timeLeft = (expirationTime - now) / 1000;
       return message.reply(
-        `please wait ${timeLeft.toFixed(1).toHHMMSS()} before reusing the \`${
-          command.name
+        `please wait ${timeLeft.toFixed(1).toHHMMSS()} before reusing the \`${command.name
         }\` command.`
       );
     }