User profiles with zero posts fix

app/src/main/java/gr/thmmy/mthmmy/activities/profile/latestPosts/LatestPostsAdapter.java

@@ -1,6 +1,7 @@
 package gr.thmmy.mthmmy.activities.profile.latestPosts;
 
 import android.support.v7.widget.RecyclerView;
+import android.util.Log;
 import android.view.LayoutInflater;
 import android.view.View;
 import android.view.ViewGroup;
@@ -21,6 +22,7 @@ import me.zhanghai.android.materialprogressbar.MaterialProgressBar;
  * specified {@link LatestPostsFragment.LatestPostsFragmentInteractionListener}.
  */
 class LatestPostsAdapter extends RecyclerView.Adapter<RecyclerView.ViewHolder> {
+    private final int VIEW_TYPE_EMPTY = -1;
     private final int VIEW_TYPE_ITEM = 0;
     private final int VIEW_TYPE_LOADING = 1;
     final private LatestPostsFragment.LatestPostsFragmentInteractionListener interactionListener;
@@ -38,11 +40,18 @@ class LatestPostsAdapter extends RecyclerView.Adapter<RecyclerView.ViewHolder> {
 
     @Override
     public int getItemViewType(int position) {
+        if (parsedTopicSummaries.get(position) == null && position == 0) return VIEW_TYPE_EMPTY;
         return parsedTopicSummaries.get(position) == null ? VIEW_TYPE_LOADING : VIEW_TYPE_ITEM;
     }
 
     @Override
     public RecyclerView.ViewHolder onCreateViewHolder(ViewGroup parent, int viewType) {
+        if (viewType == VIEW_TYPE_EMPTY) {
+            Log.d("This", "in");
+            View view = LayoutInflater.from(parent.getContext()).
+                    inflate(R.layout.fragment_latest_posts_empty_message, parent, false);
+            return new RecyclerView.ViewHolder(view){};
+        }
         if (viewType == VIEW_TYPE_ITEM) {
             View view = LayoutInflater.from(parent.getContext()).
                     inflate(R.layout.fragment_latest_posts_row, parent, false);

app/src/main/java/gr/thmmy/mthmmy/activities/profile/latestPosts/LatestPostsFragment.java

@@ -50,6 +50,7 @@ public class LatestPostsFragment extends BaseFragment implements LatestPostsAdap
     private LatestPostsTask profileLatestPostsTask;
     private MaterialProgressBar progressBar;
     private boolean isLoadingMore;
+    private boolean userHasPosts = true;
     private static final int visibleThreshold = 5;
     private int lastVisibleItem, totalItemCount;
 
@@ -100,7 +101,8 @@ public class LatestPostsFragment extends BaseFragment implements LatestPostsAdap
                 totalItemCount = layoutManager.getItemCount();
                 lastVisibleItem = layoutManager.findLastVisibleItemPosition();
 
-                if (!isLoadingMore && totalItemCount <= (lastVisibleItem + visibleThreshold)) {
+                if (userHasPosts && !isLoadingMore &&
+                        totalItemCount <= (lastVisibleItem + visibleThreshold)) {
                     isLoadingMore = true;
                     onLoadMore();
                 }
@@ -126,7 +128,7 @@ public class LatestPostsFragment extends BaseFragment implements LatestPostsAdap
     @Override
     public void onActivityCreated(Bundle savedInstanceState) {
         super.onActivityCreated(savedInstanceState);
-        if (parsedTopicSummaries.isEmpty()) {
+        if (parsedTopicSummaries.isEmpty() && userHasPosts) {
             profileLatestPostsTask = new LatestPostsTask();
             profileLatestPostsTask.execute(profileUrl + ";sa=showPosts");
             pagesLoaded = 1;
@@ -186,6 +188,7 @@ public class LatestPostsFragment extends BaseFragment implements LatestPostsAdap
 
         //TODO: better parse error handling (ParseException etc.)
         private boolean parseLatestPosts(Document latestPostsPage) {
+            //td:contains( Sorry, no matches were found)
             Elements latestPostsRows = latestPostsPage.
                     select("td:has(table:Contains(Show Posts)):not([style]) > table");
             if (latestPostsRows.isEmpty()) {
@@ -197,6 +200,13 @@ public class LatestPostsFragment extends BaseFragment implements LatestPostsAdap
                 parsedTopicSummaries.remove(parsedTopicSummaries.size() - 1);
             }
 
+            if (!latestPostsRows.select("td:contains(Sorry, no matches were found)").isEmpty() ||
+                    !latestPostsRows.select("td:contains(Δυστυχώς δεν βρέθηκε τίποτα)").isEmpty()){
+                userHasPosts = false;
+                parsedTopicSummaries.add(null);
+                return true;
+            }
+
             for (Element row : latestPostsRows) {
                 String pTopicUrl, pTopicTitle, pDateTime, pPost;
                 if (Integer.parseInt(row.attr("cellpadding")) == 4) {

app/src/main/java/gr/thmmy/mthmmy/activities/profile/stats/StatsFragment.java

@@ -56,6 +56,7 @@ public class StatsFragment extends Fragment {
     private MaterialProgressBar progressBar;
     private boolean haveParsed = false;
 
+    private boolean userHasPosts = true;
     private String generalStatisticsTitle = "", generalStatistics = "", postingActivityByTimeTitle = "", mostPopularBoardsByPostsTitle = "", mostPopularBoardsByActivityTitle = "";
     final private List<Entry> postingActivityByTime = new ArrayList<>();
     final private List<BarEntry> mostPopularBoardsByPosts = new ArrayList<>(), mostPopularBoardsByActivity = new ArrayList<>();
@@ -123,6 +124,7 @@ public class StatsFragment extends Fragment {
      * as String parameter!</p>
      */
     private class ProfileStatsTask extends AsyncTask<String, Void, Boolean> {
+
         @Override
         protected void onPreExecute() {
             progressBar.setVisibility(ProgressBar.VISIBLE);
@@ -160,14 +162,23 @@ public class StatsFragment extends Fragment {
         }
 
         private boolean parseStats(Document statsPage) {
+            //Doesn't go through all the parsing if this user has no posts
+            if (!statsPage.select("td:contains(No posts to speak of!)").isEmpty()) {
+                userHasPosts = false;
+            }
+            if (!statsPage.select("td:contains(Δεν υπάρχει καμία αποστολή μηνύματος!)").isEmpty()) {
+                userHasPosts = false;
+            }
             if (statsPage.select("table.bordercolor[align]>tbody>tr").size() != 6)
                 return false;
             {
                 Elements titleRows = statsPage.select("table.bordercolor[align]>tbody>tr.titlebg");
                 generalStatisticsTitle = titleRows.first().text();
-                postingActivityByTimeTitle = titleRows.get(1).text();
-                mostPopularBoardsByPostsTitle = titleRows.last().select("td").first().text();
-                mostPopularBoardsByActivityTitle = titleRows.last().select("td").last().text();
+                if (userHasPosts) {
+                    postingActivityByTimeTitle = titleRows.get(1).text();
+                    mostPopularBoardsByPostsTitle = titleRows.last().select("td").first().text();
+                    mostPopularBoardsByActivityTitle = titleRows.last().select("td").last().text();
+                }
             }
             {
                 Elements statsRows = statsPage.select("table.bordercolor[align]>tbody>tr:not(.titlebg)");
@@ -177,39 +188,41 @@ public class StatsFragment extends Fragment {
                         generalStatistics += generalStatisticsRow.text() + "\n";
                     generalStatistics = generalStatistics.trim();
                 }
-                {
-                    Elements postingActivityByTimeCols = statsRows.get(1).select(">td").last()
-                            .select("tr").first().select("td[width=4%]");
-                    int i = -1;
-                    for (Element postingActivityByTimeColumn : postingActivityByTimeCols) {
-                        postingActivityByTime.add(new Entry(++i, Float.parseFloat(postingActivityByTimeColumn
-                                .select("img").first().attr("height"))));
+                if (userHasPosts) {
+                    {
+                        Elements postingActivityByTimeCols = statsRows.get(1).select(">td").last()
+                                .select("tr").first().select("td[width=4%]");
+                        int i = -1;
+                        for (Element postingActivityByTimeColumn : postingActivityByTimeCols) {
+                            postingActivityByTime.add(new Entry(++i, Float.parseFloat(postingActivityByTimeColumn
+                                    .select("img").first().attr("height"))));
+                        }
                     }
-                }
-                {
-                    Elements mostPopularBoardsByPostsRows = statsRows.last().select(">td").get(1)
-                            .select(">table>tbody>tr");
-                    int i = mostPopularBoardsByPostsRows.size();
-                    for (Element mostPopularBoardsByPostsRow : mostPopularBoardsByPostsRows) {
-                        Elements dataCols = mostPopularBoardsByPostsRow.select("td");
-                        mostPopularBoardsByPosts.add(new BarEntry(--i,
-                                Integer.parseInt(dataCols.last().text())));
-                        mostPopularBoardsByPostsLabels.add(dataCols.first().text());
+                    {
+                        Elements mostPopularBoardsByPostsRows = statsRows.last().select(">td").get(1)
+                                .select(">table>tbody>tr");
+                        int i = mostPopularBoardsByPostsRows.size();
+                        for (Element mostPopularBoardsByPostsRow : mostPopularBoardsByPostsRows) {
+                            Elements dataCols = mostPopularBoardsByPostsRow.select("td");
+                            mostPopularBoardsByPosts.add(new BarEntry(--i,
+                                    Integer.parseInt(dataCols.last().text())));
+                            mostPopularBoardsByPostsLabels.add(dataCols.first().text());
+                        }
+                        Collections.reverse(mostPopularBoardsByPostsLabels);
                     }
-                    Collections.reverse(mostPopularBoardsByPostsLabels);
-                }
-                {
-                    Elements mostPopularBoardsByActivityRows = statsRows.last().select(">td").last()
-                            .select(">table>tbody>tr");
-                    int i = mostPopularBoardsByActivityRows.size();
-                    for (Element mostPopularBoardsByActivityRow : mostPopularBoardsByActivityRows) {
-                        Elements dataCols = mostPopularBoardsByActivityRow.select("td");
-                        String tmp = dataCols.last().text();
-                        mostPopularBoardsByActivity.add(new BarEntry(--i,
-                                Float.parseFloat(tmp.substring(0, tmp.indexOf("%")))));
-                        mostPopularBoardsByActivityLabels.add(dataCols.first().text());
+                    {
+                        Elements mostPopularBoardsByActivityRows = statsRows.last().select(">td").last()
+                                .select(">table>tbody>tr");
+                        int i = mostPopularBoardsByActivityRows.size();
+                        for (Element mostPopularBoardsByActivityRow : mostPopularBoardsByActivityRows) {
+                            Elements dataCols = mostPopularBoardsByActivityRow.select("td");
+                            String tmp = dataCols.last().text();
+                            mostPopularBoardsByActivity.add(new BarEntry(--i,
+                                    Float.parseFloat(tmp.substring(0, tmp.indexOf("%")))));
+                            mostPopularBoardsByActivityLabels.add(dataCols.first().text());
+                        }
+                        Collections.reverse(mostPopularBoardsByActivityLabels);
                     }
-                    Collections.reverse(mostPopularBoardsByActivityLabels);
                 }
             }
             return true;
@@ -221,6 +234,13 @@ public class StatsFragment extends Fragment {
                 .setText(generalStatisticsTitle);
         ((TextView) mainContent.findViewById(R.id.general_statistics))
                 .setText(generalStatistics);
+
+        if (!userHasPosts) {
+            mainContent.removeViews(2, mainContent.getChildCount() - 2);
+            //mainContent.removeViews(2, 6);
+            return;
+        }
+
         ((TextView) mainContent.findViewById(R.id.posting_activity_by_time_title))
                 .setText(postingActivityByTimeTitle);
 

app/src/main/java/gr/thmmy/mthmmy/activities/topic/TopicActivity.java

@@ -710,8 +710,7 @@ public class TopicActivity extends BaseActivity {
             }
 
             postsList.clear();
-            int oldSize = postsList.size();
-            topicAdapter.notifyItemRangeRemoved(0, oldSize);
+            topicAdapter.notifyItemRangeRemoved(0, postsList.size());
             recyclerView.getRecycledViewPool().clear(); //Avoid inconsistency detected bug
             postsList.addAll(TopicParser.parseTopic(topic, language));
         }

app/src/main/res/layout/fragment_latest_posts_empty_message.xml

@@ -0,0 +1,14 @@
+<?xml version="1.0" encoding="utf-8"?>
+<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    android:orientation="vertical" android:layout_width="match_parent"
+    android:layout_height="match_parent">
+
+    <TextView
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:textAlignment="center"
+        android:textSize="@dimen/big_text"
+        android:layout_marginTop="8dp"
+        android:textColor="@color/accent"
+        android:text="@string/latest_posts_empty_message"/>
+</LinearLayout>

app/src/main/res/values/strings.xml

@@ -51,6 +51,7 @@
 
     <!--Profile Activity-->
     <string name="username">Username</string>
+    <string name="latest_posts_empty_message">This user has no posts yet</string>
     <string name="general_statistics_title">General Statistics</string>
     <string name="general_statistics">Statistics</string>
     <string name="posting_activity_by_time_title">Posting Activity</string>