move cider to use couchdb and introduce blogpost endpoint

routes/blog.js

@@ -0,0 +1,40 @@
+const { app, globalConfig, fs } = require("../index.js") // Get globals from index
+
+var timeSinceLastQuery = Date.now()-10000
+var cachedResult = {}
+
+app.get("/blogposts", (rreq, rres) => {
+
+    if (Date.now() < timeSinceLastQuery+10000) { // if it has been <10 seconds since last request
+        rres.set("Access-Control-Allow-Origin","*")
+        rres.send(cachedResult) // send cached json
+    } else {
+        timeSinceLastQuery = Date.now()
+        cachedResult = parseFiles()
+        rres.set("Access-Control-Allow-Origin","*")
+        rres.send(cachedResult);
+    }
+
+})
+
+function parseFiles() {
+    let files = fs.readdirSync(globalConfig.blog.postsDirectory)
+    let parsedFiles = []
+
+    for (x in files) {
+        if (files[x].endsWith(".html") === false) { break } // If file/dir is not .html then ignore
+
+        let date = files[x].split("-")[0]
+        if (date < 10000000 || date > 99999999) { break } // If date does not fit ISO8601 format then ignore
+
+        date = date.replace(/.{2}/g,"$&-").replace("-","").slice(0,-1) // Insert a dash every 2 characters, remove the first dash, remove the last character
+
+        let name = files[x].slice(9).replace(/÷/g," ").replace(".html","") // Strip Date, replace seperator with space & remove file extension
+
+        parsedFiles.push({ "date": date, "name": name, "path": `${globalConfig.blog.postsDirUrl}/${files[x]}`}) // Add metadata as JSON to array
+    }
+
+    return parsedFiles.reverse()
+}
+
+module.exports = {app} 

routes/cider.js

@@ -1,9 +1,7 @@
 const { app, db, globalConfig } = require("../index.js") // Get globals from index
 
-const date = new Date(); // Import Date for GET caching
-timeSinceLastCiderQuery = Date.now()-2000;
-
-currentListening = {} // GET cache storage
+var timeSinceLastCiderQuery = Date.now()-2000;
+var currentListening = {} // GET cache storage
 
 app.get("/cider", (rreq,rres) => { // GET current listening from target
 
@@ -40,14 +38,19 @@ app.get("/cider", (rreq,rres) => { // GET current listening from target
 })
 
 app.post("/cider", (rreq,rres) => { // POST stop listening on cider target
-    db.get(globalConfig.cider.authKeyInDb).then(dbres => { // get auth keys from database
-        if (dbres == null) { // if key in db is null (non existant) then return 500 to requestee
-            console.log("ERROR: Configured key containing cider authkeys is null")
-            rres.sendStatus(500)
+
+    fetch(`http://${globalConfig.couchdb.host}/apiauthkeys/cider`, {
+        headers: {
+            "Authorization": `Basic ${btoa(globalConfig.couchdb.authorization)}`
+        }
+    }).then(dbRes => dbRes.json()).then(dbRes => {
+
+        if (dbRes.status == 404) { // If document containing cider auth keys does not exist
+            console.log("ERROR: Could not find apiauthkeys/cider")
+            rres.sendStatus(500) // Refuse request
         } else {
-            let validKeys = dbres.split(','); // format keys (stored as csv)
-            if (validKeys.includes(rreq.get("Authorization"))) { // if Authorization header exists in formatted keys array
-                
+            if (dbRes["content"][rreq.get("Authorization").split("_")[0]] === rreq.get("Authorization").split("_")[1]) {
+
                 fetch(`http://${globalConfig.cider.targetHost}:${globalConfig.cider.targetPort}/stop`).then(fres => { // send GET /stop to cider target
                     if (fres.status == 204) {
                         console.log(`${rreq.get("cf-connecting-ip")} POST /cider returned 200 KEY:${rreq.get("Authorization")}`)
@@ -65,6 +68,7 @@ app.post("/cider", (rreq,rres) => { // POST stop listening on cider target
             }
         }
     })
+
 })
 
 async function getCurrentListening() { // async function to actually get and return the json (this is just adapted from the original gist)