From 9f78efb7b4a6c5c2926ca4a60acc71aa19bfba5d Mon Sep 17 00:00:00 2001
From: Arkadiusz Wieczorek <kontakt@arkadiusz-wieczorek.pl>
Date: Tue, 26 Oct 2021 14:26:41 +0200
Subject: [PATCH] Moved repository to common gitea repository, update link to
 our website

---
 README.md     |  1 +
 index.ts      | 78 +++++++++++++++++++++++++++++++++++++++++++++++++++
 package.json  | 22 +++++++++++++++
 tsconfig.json | 14 +++++++++
 4 files changed, 115 insertions(+)
 create mode 100644 index.ts
 create mode 100644 package.json
 create mode 100644 tsconfig.json

diff --git a/README.md b/README.md
index af2c1c4..f0f6ceb 100644
--- a/README.md
+++ b/README.md
@@ -1,2 +1,3 @@
 # xml-expander
 
+This code is daemonized using systemd - look for /lib/systemd/system/xml-expander.service
\ No newline at end of file
diff --git a/index.ts b/index.ts
new file mode 100644
index 0000000..7769f45
--- /dev/null
+++ b/index.ts
@@ -0,0 +1,78 @@
+import Koa from "koa";
+import Axios from "axios";
+import * as xml2js from "xml2js";
+
+const app = new Koa();
+
+app.use(async (ctx) => {
+    try {
+        const { data } = await Axios.get(
+            "https://podcast.midline.pl/api/v1/channels/Midline/rss"
+        );
+        const builder = new xml2js.Builder();
+        const parsed_data = await xml2js.parseStringPromise(data);
+        parsed_data.rss.channel[0]["itunes:author"] =
+            "Arkadiusz Wieczorek, Kuba Orlik";
+        parsed_data.rss.channel[0]["itunes:owner"][0]["itunes:email"] =
+            "kontakt@midline.pl";
+        parsed_data.rss.channel[0]["itunes:owner"][0]["itunes:name"] =
+            "Arkadiusz Wieczorek, Kuba Orlik";
+        parsed_data.rss.channel[0]["link"] = "https://www.internet-czas-dzialac.pl";
+        parsed_data.rss.channel[0][
+            "itunes:keywords"
+        ][0] = parsed_data.rss.channel[0]["itunes:keywords"][0]
+            .split(" ")
+            .toString();
+        parsed_data.rss.channel[0][
+            "itunes:summary"
+        ][0] = parsed_data.rss.channel[0]["itunes:summary"][0].replace(
+            /(<([^>]+)>)/gi,
+            ""
+        );
+
+        for (
+            let i = 0;
+            i < parsed_data.rss.channel[0]["atom:link"].length;
+            i++
+        ) {
+            const atomLink = parsed_data.rss.channel[0]["atom:link"][i];
+
+            if (atomLink.$.rel === "self") {
+                atomLink.$.href = "https://podcast.midline.pl/feed.xml";
+            }
+        }
+
+        let last_index = 1;
+        for (let i = 0; i < parsed_data.rss.channel[0]["item"].length; i++) {
+            const item = parsed_data.rss.channel[0]["item"][i];
+
+            item["guid"][0].$.isPermaLink = item["guid"][0].$.isPermalink;
+            delete item["guid"][0].$.isPermalink;
+            item["itunes:subtitle"][0] =
+                item["itunes:subtitle"][0].slice(0, -2) + "…";
+            item["itunes:summary"][0] = item["itunes:summary"][0].replace(
+                /(<([^>]+)>)/gi,
+                ""
+            );
+            if (item["title"][0].match(/#[0-9]*/)[0].substring(1) !== "0") {
+                try {
+                    last_index = item["title"][0]
+                        .match(/#[1-9][0-9]*/)[0]
+                        .substring(1);
+                } catch (e) {
+                    last_index = last_index + 1;
+                }
+                item["itunes:episode"] = [last_index];
+            }
+        }
+
+        ctx.body = builder.buildObject(parsed_data);
+        ctx.type = "application/rss+xml";
+    } catch (e) {
+        console.error(e);
+        ctx.body = "error";
+        ctx.status = 500;
+    }
+});
+
+app.listen(3000);
diff --git a/package.json b/package.json
new file mode 100644
index 0000000..6f50ed0
--- /dev/null
+++ b/package.json
@@ -0,0 +1,22 @@
+{
+	"name": "xml-expander",
+	"version": "1.0.0",
+	"description": "",
+	"main": "index.js",
+	"scripts": {
+		"build": "tsc"
+	},
+	"author": "",
+	"license": "ISC",
+	"dependencies": {
+		"axios": "^0.19.2",
+		"koa": "^2.12.0",
+		"xml2js": "^0.4.23"
+	},
+	"devDependencies": {
+		"@types/axios": "^0.14.0",
+		"@types/koa": "^2.11.3",
+		"@types/xml2js": "^0.4.5",
+		"typescript": "^3.9.5"
+	}
+}
\ No newline at end of file
diff --git a/tsconfig.json b/tsconfig.json
new file mode 100644
index 0000000..8ddb31c
--- /dev/null
+++ b/tsconfig.json
@@ -0,0 +1,14 @@
+{
+	"compilerOptions": {
+		"moduleResolution": "node",
+		"noImplicitAny": true,
+		"noImplicitThis": true,
+		"sourceMap": true,
+		"module": "commonjs",
+		"target": "es6",
+		"allowJs": false,
+		"strictNullChecks": true,
+		"esModuleInterop": true,
+		"outDir": "build"
+	}
+}