From e121e98234507925650888e3867173f77f684d98 Mon Sep 17 00:00:00 2001
From: daniel oeh <daniel.oeh@gmail.com>
Date: Wed, 8 Oct 2014 21:05:01 +0200
Subject: [PATCH] Added antennapod-subscribe:// subscription scheme

---
 AndroidManifest.xml                           |  1 +
 src/de/danoeh/antennapod/util/URLChecker.java | 21 +++++++++++--------
 .../test/antennapod/util/URLCheckerTest.java  | 20 +++++++++++++++++-
 3 files changed, 32 insertions(+), 10 deletions(-)

diff --git a/AndroidManifest.xml b/AndroidManifest.xml
index 203d1be16..ee87cc8b5 100644
--- a/AndroidManifest.xml
+++ b/AndroidManifest.xml
@@ -293,6 +293,7 @@
                 <data android:scheme="itpc"/>
                 <data android:scheme="pcast"/>
                 <data android:scheme="feed"/>
+                <data android:scheme="antennapod-subscribe"/>
             </intent-filter>
 
             <intent-filter>
diff --git a/src/de/danoeh/antennapod/util/URLChecker.java b/src/de/danoeh/antennapod/util/URLChecker.java
index 9997daaf7..2352adddf 100644
--- a/src/de/danoeh/antennapod/util/URLChecker.java
+++ b/src/de/danoeh/antennapod/util/URLChecker.java
@@ -22,6 +22,8 @@ public final class URLChecker {
      */
     private static final String TAG = "URLChecker";
 
+    private static final String AP_SUBSCRIBE = "antennapod-subscribe://";
+
     /**
      * Checks if URL is valid and modifies it if necessary.
      *
@@ -29,23 +31,24 @@ public final class URLChecker {
      * @return The prepared url
      */
     public static String prepareURL(String url) {
-        StringBuilder builder = new StringBuilder();
         url = StringUtils.trim(url);
         if (url.startsWith("feed://")) {
             if (BuildConfig.DEBUG) Log.d(TAG, "Replacing feed:// with http://");
-            url = url.replaceFirst("feed://", "http://");
+            return url.replaceFirst("feed://", "http://");
         } else if (url.startsWith("pcast://")) {
-            if (BuildConfig.DEBUG) Log.d(TAG, "Replacing pcast:// with http://");
-            url = url.replaceFirst("pcast://", "http://");
+            if (BuildConfig.DEBUG) Log.d(TAG, "Removing pcast://");
+            return prepareURL(StringUtils.removeStart(url, "pcast://"));
         } else if (url.startsWith("itpc")) {
             if (BuildConfig.DEBUG) Log.d(TAG, "Replacing itpc:// with http://");
-            url = url.replaceFirst("itpc://", "http://");
+            return url.replaceFirst("itpc://", "http://");
+        } else if (url.startsWith(AP_SUBSCRIBE)) {
+            if (BuildConfig.DEBUG) Log.d(TAG, "Removing antennapod-subscribe://");
+            return prepareURL(StringUtils.removeStart(url, AP_SUBSCRIBE));
         } else if (!(url.startsWith("http://") || url.startsWith("https://"))) {
             if (BuildConfig.DEBUG) Log.d(TAG, "Adding http:// at the beginning of the URL");
-            builder.append("http://");
+            return "http://" + url;
+        } else {
+            return url;
         }
-        builder.append(url);
-
-        return builder.toString();
     }
 }
diff --git a/src/instrumentationTest/de/test/antennapod/util/URLCheckerTest.java b/src/instrumentationTest/de/test/antennapod/util/URLCheckerTest.java
index 08fd0d486..fa99303b1 100644
--- a/src/instrumentationTest/de/test/antennapod/util/URLCheckerTest.java
+++ b/src/instrumentationTest/de/test/antennapod/util/URLCheckerTest.java
@@ -32,7 +32,7 @@ public class URLCheckerTest extends AndroidTestCase {
         assertEquals("http://example.com", out);
     }
 
-    public void testPcastProtocol() {
+    public void testPcastProtocolNoScheme() {
         final String in = "pcast://example.com";
         final String out = URLChecker.prepareURL(in);
         assertEquals("http://example.com", out);
@@ -55,4 +55,22 @@ public class URLCheckerTest extends AndroidTestCase {
         final String out = URLChecker.prepareURL(in);
         assertEquals("http://example.com", out);
     }
+
+    public void testAntennaPodSubscribeProtocolNoScheme() throws Exception {
+        final String in = "antennapod-subscribe://example.com";
+        final String out = URLChecker.prepareURL(in);
+        assertEquals("http://example.com", out);
+    }
+
+    public void testPcastProtocolWithScheme() {
+        final String in = "pcast://https://example.com";
+        final String out = URLChecker.prepareURL(in);
+        assertEquals("https://example.com", out);
+    }
+
+    public void testAntennaPodSubscribeProtocolWithScheme() throws Exception {
+        final String in = "antennapod-subscribe://https://example.com";
+        final String out = URLChecker.prepareURL(in);
+        assertEquals("https://example.com", out);
+    }
 }