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Remove posts from unfollowed blogs from reader #4204

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Merged
merged 6 commits into from
Jun 15, 2016
Merged

Remove posts from unfollowed blogs from reader #4204

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2560548
Delete posts from the blogs we stopped following during regular datab…
khaykov Jun 9, 2016
8326868
Formatting.
khaykov Jun 9, 2016
d2eba69
Changed the timing of delete call.
khaykov Jun 11, 2016
4cd5ce9
Removed "delete posts from unfollowed blogs" query from purge call.
khaykov Jun 14, 2016
4ee8a3e
Delete posts from unfollowed blogs even when local and server blogs c…
khaykov Jun 15, 2016
928dd58
Wording.
khaykov Jun 15, 2016
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8 changes: 8 additions & 0 deletions WordPress/src/main/java/org/wordpress/android/datasets/ReaderPostTable.java
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Original file line number Diff line number Diff line change
Expand Up @@ -398,6 +398,14 @@ public static int deletePostsWithTag(final ReaderTag tag) {
return numDeleted;
}

/*
* delete all the posts from the blogs we no longer follow
*/
public static int deletePostsFromUnfollowedBlogs() {
return ReaderDatabase.getWritableDb().delete("tbl_posts",
"blog_id NOT IN (SELECT DISTINCT blog_id FROM tbl_blog_info WHERE tbl_blog_info.is_following != 0)", null);
}

public static int deletePostsInBlog(long blogId) {
String[] args = {Long.toString(blogId)};
return ReaderDatabase.getWritableDb().delete("tbl_posts", "blog_id = ?", args);
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10 changes: 9 additions & 1 deletion WordPress/src/main/java/org/wordpress/android/ui/reader/services/ReaderUpdateService.java
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Original file line number Diff line number Diff line change
Expand Up @@ -261,16 +261,24 @@ public void onErrorResponse(VolleyError volleyError) {
// request using ?meta=site,feed to get extra info
WordPress.getRestClientUtilsV1_1().get("read/following/mine?meta=site%2Cfeed", listener, errorListener);
}

private void handleFollowedBlogsResponse(final JSONObject jsonObject) {
new Thread() {
@Override
public void run() {
ReaderBlogList serverBlogs = ReaderBlogList.fromJson(jsonObject);
ReaderBlogList localBlogs = ReaderBlogTable.getFollowedBlogs();

if (!localBlogs.isSameList(serverBlogs)) {
boolean followedBlogsChanged = !localBlogs.isSameList(serverBlogs);

if (followedBlogsChanged) {
ReaderBlogTable.setFollowedBlogs(serverBlogs);
AppLog.d(AppLog.T.READER, "reader blogs service > followed blogs changed");
}

int numberOfDeletedPosts = ReaderPostTable.deletePostsFromUnfollowedBlogs();

if (followedBlogsChanged || numberOfDeletedPosts > 0) {
EventBus.getDefault().post(new ReaderEvents.FollowedBlogsChanged());
}

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