From e7e2ca8427ed28f8c308a0053e1cc03152a4b7b6 Mon Sep 17 00:00:00 2001
From: Wei Zhuo <weizhuo@gmail.com>
Date: Wed, 16 Sep 2015 16:27:10 +1000
Subject: [PATCH] Play SBS video

---
 sbs/build.gradle                              |   3 +-
 .../io/github/xwz/sbs/api/SBSApiBase.java     |  30 +++--
 .../io/github/xwz/sbs/api/SBSAuthApi.java     | 114 ++++++++++++++++++
 .../io/github/xwz/sbs/api/SBSRelatedApi.java  |   8 +-
 .../xwz/sbs/content/ContentManager.java       |   6 +-
 5 files changed, 142 insertions(+), 19 deletions(-)
 create mode 100644 sbs/src/main/java/io/github/xwz/sbs/api/SBSAuthApi.java

diff --git a/sbs/build.gradle b/sbs/build.gradle
index 97fe125..1f9a7c1 100644
--- a/sbs/build.gradle
+++ b/sbs/build.gradle
@@ -21,10 +21,9 @@ android {
 
     productFlavors {
         app {
-            buildConfigField 'String', 'AUTH_TOKEN', getAppProp('SBS_AUTH_TOKEN')
             buildConfigField 'String', 'API_URL', getAppProp('SBS_API_URL')
             buildConfigField 'String', 'RELATED_URL', getAppProp('SBS_RELATED_URL')
-            buildConfigField 'String', 'SMIL_URL', getAppProp('SBS_SMIL_URL')
+            buildConfigField 'String', 'VIDEO_URL', getAppProp('SBS_VIDEO_URL')
         }
     }
 }
diff --git a/sbs/src/main/java/io/github/xwz/sbs/api/SBSApiBase.java b/sbs/src/main/java/io/github/xwz/sbs/api/SBSApiBase.java
index 8b8f272..70e1e39 100644
--- a/sbs/src/main/java/io/github/xwz/sbs/api/SBSApiBase.java
+++ b/sbs/src/main/java/io/github/xwz/sbs/api/SBSApiBase.java
@@ -17,7 +17,10 @@
 import java.util.ArrayList;
 import java.util.List;
 import java.util.Map;
+import java.util.regex.Matcher;
+import java.util.regex.Pattern;
 
+import io.github.xwz.base.ImmutableMap;
 import io.github.xwz.base.api.HttpApiBase;
 import io.github.xwz.base.models.IEpisodeModel;
 import io.github.xwz.sbs.BuildConfig;
@@ -26,15 +29,10 @@ abstract class SBSApiBase extends HttpApiBase {
 
     private static final String API_URL = BuildConfig.API_URL;
     private static final String RELATED_URL = BuildConfig.RELATED_URL;
-    private static final String SMIL_URL = BuildConfig.SMIL_URL;
-    private static final String AUTH_TOKEN = BuildConfig.AUTH_TOKEN;
-
-    // http://www.sbs.com.au/api/video_feed/related?context=android&form=json&id=517455939941
-    // http://www.sbs.com.au/api/video_feed/smil?context=android&form=xml&id=517455939941
-
-    // Basic YW5kcm9pZDliYTNmMTgzYmM1MjY5MzI4YTM1YTBlNmQzYmJmMGYwMmY5ZTFhZWE6YW5kcm9pZA==
+    private static final String VIDEO_URL = BuildConfig.VIDEO_URL;
 
     private static final String CACHE_PATH = "sbs-api";
+    private static final Pattern ID_PATTERN = Pattern.compile("/(\\d+)$");
 
     private int lastEntryCount = 0;
 
@@ -54,8 +52,14 @@ Uri buildRelatedUrl(Map<String, String> params) {
         return buildUrl(RELATED_URL, params);
     }
 
-    Uri buildVideoUrl(Map<String, String> params) {
-        return buildUrl(SMIL_URL, params);
+    protected Uri createStreamUrl(String href) {
+        String id = getIdFromUrl(href);
+        if (id != null) {
+            Uri.Builder uri = Uri.parse(VIDEO_URL).buildUpon();
+            uri.appendPath(id);
+            return uri.build();
+        }
+        return null;
     }
 
     private Uri buildUrl(String path, Map<String, String> params) {
@@ -68,6 +72,14 @@ private Uri buildUrl(String path, Map<String, String> params) {
         return uri.build();
     }
 
+    String getIdFromUrl(String url) {
+        Matcher m = ID_PATTERN.matcher(url);
+        if (m.find()) {
+            return m.group(1);
+        }
+        return null;
+    }
+
     protected int getLastEntryCount() {
         return lastEntryCount;
     }
diff --git a/sbs/src/main/java/io/github/xwz/sbs/api/SBSAuthApi.java b/sbs/src/main/java/io/github/xwz/sbs/api/SBSAuthApi.java
new file mode 100644
index 0000000..e6b0410
--- /dev/null
+++ b/sbs/src/main/java/io/github/xwz/sbs/api/SBSAuthApi.java
@@ -0,0 +1,114 @@
+package io.github.xwz.sbs.api;
+
+import android.content.Context;
+import android.net.Uri;
+import android.util.Log;
+
+import com.google.gson.Gson;
+import com.google.gson.JsonSyntaxException;
+
+import java.util.regex.Matcher;
+import java.util.regex.Pattern;
+
+import io.github.xwz.sbs.content.ContentManager;
+
+public class SBSAuthApi extends SBSApiBase {
+    private static final String TAG = "SBSAuthApi";
+    private final String id;
+    private static final Pattern SRC_PATTERN = Pattern.compile("<video src=\"([^\"]+)\"");
+
+    public SBSAuthApi(Context context, String id) {
+        super(context);
+        setEnableCache(false);
+        this.id = id;
+    }
+
+    @Override
+    protected Void doInBackground(String... urls) {
+        if (urls.length > 0) {
+            buildAuth(urls[0]);
+        }
+        return null;
+    }
+
+    private void buildAuth(String href) {
+        Uri url = createStreamUrl(href);
+        if (url != null) {
+            String content = fetchUrlSkipLocalCache(url, 0);
+            if (content != null) {
+                parseContent(content);
+            } else {
+                ContentManager.getInstance().broadcastChange(ContentManager.CONTENT_AUTH_ERROR, ContentManager.AUTH_FAILED_NETWORK, id);
+            }
+        }
+    }
+
+    private void parseContent(String content) {
+        String f = "var playerParams = {";
+        int pos = content.indexOf(f);
+        if (pos >= 0) {
+            int start = pos + f.length();
+            int end = content.indexOf("};", start);
+            if (end > pos) {
+                String data = content.substring(start - 1, end + 1);
+                Gson gson = new Gson();
+                try {
+                    PlayerParams params = gson.fromJson(data, PlayerParams.class);
+                    Log.d(TAG, "params: " + params);
+                    if (params != null && params.releaseUrls != null) {
+                        if (params.releaseUrls.html != null && params.releaseUrls.html.length() > 0) {
+                            Uri.Builder builder = Uri.parse(params.releaseUrls.html).buildUpon();
+                            Uri url = builder.build();
+                            loadPlayList(url);
+                            return;
+                        }
+                    }
+                } catch (JsonSyntaxException e) {
+                    e.printStackTrace();
+                }
+            }
+        }
+        ContentManager.getInstance().broadcastChange(ContentManager.CONTENT_AUTH_ERROR, ContentManager.AUTH_FAILED_TOKEN, id);
+    }
+
+    private void loadPlayList(Uri url) {
+        String content = fetchUrlSkipLocalCache(url, 0);
+        if (content != null) {
+            parsePlayList(content);
+        } else {
+            ContentManager.getInstance().broadcastChange(ContentManager.CONTENT_AUTH_ERROR, ContentManager.AUTH_FAILED_NETWORK, id);
+        }
+    }
+
+    private void parsePlayList(String content) {
+        Matcher m = SRC_PATTERN.matcher(content);
+        if (m.find()) {
+            Uri.Builder builder = Uri.parse(m.group(1)).buildUpon();
+            Uri url = builder.build();
+            Log.d(TAG, "Stream URL:" + url);
+            ContentManager.cache().putStreamUrl(id, url);
+            ContentManager.getInstance().broadcastChange(ContentManager.CONTENT_AUTH_DONE, id);
+        } else {
+            ContentManager.getInstance().broadcastChange(ContentManager.CONTENT_AUTH_ERROR, ContentManager.AUTH_FAILED_TOKEN, id);
+        }
+    }
+
+    static class ReleaseUrl {
+        private String progressive;
+        private String html;
+        private String standard;
+
+        public String toString() {
+            return progressive + " | " + html + " | " + standard;
+        }
+
+    }
+
+    static class PlayerParams {
+        private ReleaseUrl releaseUrls;
+
+        public String toString() {
+            return "url:" + releaseUrls;
+        }
+    }
+}
diff --git a/sbs/src/main/java/io/github/xwz/sbs/api/SBSRelatedApi.java b/sbs/src/main/java/io/github/xwz/sbs/api/SBSRelatedApi.java
index 00ef331..aacdf2c 100644
--- a/sbs/src/main/java/io/github/xwz/sbs/api/SBSRelatedApi.java
+++ b/sbs/src/main/java/io/github/xwz/sbs/api/SBSRelatedApi.java
@@ -7,8 +7,6 @@
 import java.util.ArrayList;
 import java.util.List;
 import java.util.Map;
-import java.util.regex.Matcher;
-import java.util.regex.Pattern;
 
 import io.github.xwz.base.ImmutableMap;
 import io.github.xwz.base.content.IContentManager;
@@ -18,7 +16,6 @@
 public class SBSRelatedApi extends SBSApiBase {
     private static final String TAG = "SBSRelatedApi";
     private static final int CACHE_EXPIRY = 3600; // 1h
-    private static final Pattern ID_PATTERN = Pattern.compile("/(\\d+)$");
 
     private final String id;
     private boolean success = false;
@@ -63,9 +60,8 @@ private boolean updateEpisode(String url) {
     }
 
     private List<IEpisodeModel> fetchRelated(String url) {
-        Matcher m = ID_PATTERN.matcher(url);
-        if (m.find()) {
-            String id = m.group(1);
+        String id = getIdFromUrl(url);
+        if (id != null) {
             List<IEpisodeModel> all = new ArrayList<>();
             List<IEpisodeModel> related = fetchContent(getRelatedUrl(id), CACHE_EXPIRY);
             for (IEpisodeModel ep : related) {
diff --git a/sbs/src/main/java/io/github/xwz/sbs/content/ContentManager.java b/sbs/src/main/java/io/github/xwz/sbs/content/ContentManager.java
index 51394d2..5cade5b 100644
--- a/sbs/src/main/java/io/github/xwz/sbs/content/ContentManager.java
+++ b/sbs/src/main/java/io/github/xwz/sbs/content/ContentManager.java
@@ -13,6 +13,7 @@
 import io.github.xwz.base.content.IContentManager;
 import io.github.xwz.base.models.IEpisodeModel;
 import io.github.xwz.sbs.api.SBSApi;
+import io.github.xwz.sbs.api.SBSAuthApi;
 import io.github.xwz.sbs.api.SBSRelatedApi;
 
 public class ContentManager implements IContentManager {
@@ -103,12 +104,13 @@ public List<IEpisodeModel> searchShows(String query) {
 
     @Override
     public void fetchAuthToken(IEpisodeModel episode) {
-
+        mCache.broadcastChange(CONTENT_AUTH_FETCHING, episode.getHref());
+        new SBSAuthApi(mContext, episode.getHref()).execute(episode.getHref());
     }
 
     @Override
     public Uri getEpisodeStreamUrl(IEpisodeModel episode) {
-        return null;
+        return mCache.getEpisodeStreamUrl(episode.getHref());
     }
 
     @Override