Can update the content of a post.

app/src/main/java/org/communiquons/android/comunic/client/data/posts/Post.java

@@ -167,6 +167,15 @@ public class Post {
                 getUser_access_level() == PostUserAccess.FULL_ACCESS;
     }
 
+    /**
+     * Check whether the current user can update the content of the current post or not
+     *
+     * @return TRUE if the post can be updated by the current user / FALSE else
+     */
+    public boolean canUpdate(){
+        return  getUser_access_level() == PostUserAccess.FULL_ACCESS;
+    }
+
     //Set and get file path url
     void setFile_path_url(String file_path_url) {
         this.file_path_url = file_path_url;

app/src/main/java/org/communiquons/android/comunic/client/data/posts/PostsHelper.java

@@ -210,6 +210,30 @@ public class PostsHelper {
         }
     }
 
+    /**
+     * Intend to update the content of a post
+     *
+     * @param postId The ID of the post to update
+     * @param content The new content for the post
+     * @return TRUE in case of success / FALSE else
+     */
+    public boolean update_content(int postId, String content) {
+
+        //Perform a request on the API
+        APIRequestParameters params = new APIRequestParameters(mContext, "posts/update_content");
+        params.addString("new_content", content);
+        params.addInt("postID", postId);
+
+        //Try to perform the request
+        try {
+            APIResponse response = new APIRequest().exec(params);
+            return response.getResponse_code() == 200;
+        } catch (Exception e) {
+            e.printStackTrace();
+            return false;
+        }
+    }
+
     /**
      * Parse a JSON post information into POST object
      *

app/src/main/java/org/communiquons/android/comunic/client/ui/adapters/PostsAdapter.java

@@ -297,6 +297,13 @@ public class PostsAdapter extends ArrayAdapter<Post>{
          */
         void onPostLikeUpdate(Post post, boolean is_liking);
 
+        /**
+         * Handles the update request of the content of a post
+         *
+         * @param post Target post
+         */
+        void onPostContentUpdate(Post post);
+
         /**
          * Handles the deletion process of a post
          *

app/src/main/java/org/communiquons/android/comunic/client/ui/fragments/PostsListFragment.java

@@ -14,6 +14,7 @@ import android.view.MenuInflater;
 import android.view.MenuItem;
 import android.view.View;
 import android.view.ViewGroup;
+import android.widget.EditText;
 import android.widget.ListView;
 import android.widget.Toast;
 
@@ -300,6 +301,10 @@ public class PostsListFragment extends Fragment
                     menu.findItem(R.id.action_delete).setEnabled(false);
 
                 }
+
+                //Check if the current user can update the post or not
+                if(!post.canUpdate())
+                    menu.findItem(R.id.action_edit_post).setEnabled(false);
             }
         });
 
@@ -325,6 +330,73 @@ public class PostsListFragment extends Fragment
 
     }
 
+    @Override
+    public void onPostContentUpdate(final Post post) {
+
+        //Inflate a view
+        final View view = getActivity().getLayoutInflater().inflate(R.layout.dialog_edit_post,
+                null);
+        ((EditText)view.findViewById(R.id.post_content_input)).setText(post.getContent());
+
+        //Create a dialog
+        new AlertDialog.Builder(getActivity())
+                .setTitle(R.string.popup_editpost_title)
+                .setNegativeButton(R.string.popup_editpost_cancel, null)
+                .setView(view)
+
+                .setPositiveButton(R.string.popup_editpost_confirm,
+                        new DialogInterface.OnClickListener() {
+                    @Override
+                    public void onClick(DialogInterface dialog, int which) {
+                        processPostUpdate(post, view);
+                    }
+                })
+
+                .show();
+
+    }
+
+    /**
+     * Process the update of a post content
+     *
+     * @param post The target post
+     * @param editForm The form that contains the updated post
+     */
+    private void processPostUpdate(final Post post, View editForm){
+
+        //Get the content of the post
+        final String newContent = ((EditText)editForm.findViewById(R.id.post_content_input)).getText()+"";
+
+        //Update the content of the post
+        new AsyncTask<Void, Void, Post>(){
+
+            @Override
+            protected Post doInBackground(Void... params) {
+                if(!mPostsHelper.update_content(post.getId(), newContent))
+                    return null;
+
+                return mPostsHelper.getSingle(post.getId());
+            }
+
+            @Override
+            protected void onPostExecute(@Nullable Post newPost) {
+
+                if(getActivity() == null)
+                    return;
+
+                if(newPost == null){
+                    Toast.makeText(getActivity(), R.string.err_update_post_content,
+                            Toast.LENGTH_SHORT).show();
+                    return;
+                }
+
+                //Update the content of the post
+                post.setContent(newPost.getContent());
+                mPostsAdapter.notifyDataSetChanged();
+            }
+        }.executeOnExecutor(AsyncTask.THREAD_POOL_EXECUTOR);
+    }
+
     @Override
     public void deletePost(final int pos) {
 
@@ -429,8 +501,7 @@ public class PostsListFragment extends Fragment
     public void onUpdateCommentContent(final Comment comment) {
 
         //Inflate the content of the dialog
-        View content = getActivity().getLayoutInflater().inflate(R.layout.dialog_edit_comment,
-                mListView);
+        View content = getActivity().getLayoutInflater().inflate(R.layout.dialog_edit_comment, null);
         final EditCommentContentView commentInput = content.findViewById(R.id.input_comment_content);
         commentInput.setText(comment.getContent());
 
@@ -564,6 +635,11 @@ public class PostsListFragment extends Fragment
             if(!(mPostsList.size() > mNumCurrPostInContextMenu))
                 return false;
 
+            //Edit the content of the post if required
+            if(item.getItemId() == R.id.action_edit_post){
+                onPostContentUpdate(mPostsList.get(mNumCurrPostInContextMenu));
+            }
+
             //Check if the request is to delete the comment
             if(item.getItemId() == R.id.action_delete) {
                 deletePost(mNumCurrPostInContextMenu);

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

@@ -0,0 +1,13 @@
+<?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">
+
+    <!-- Post content -->
+    <EditText
+        android:id="@+id/post_content_input"
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:hint="@string/edit_post_content_hint"/>
+
+</LinearLayout>

app/src/main/res/menu/menu_post_actions.xml

@@ -1,6 +1,11 @@
 <?xml version="1.0" encoding="utf-8"?>
 <menu xmlns:android="http://schemas.android.com/apk/res/android">
 
+    <!-- Update the content of the post -->
+    <item
+        android:id="@+id/action_edit_post"
+        android:title="@string/action_edit_post" />
+
     <!-- Delete the post -->
     <item
         android:id="@+id/action_delete"

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

@@ -137,4 +137,10 @@
     <string name="popup_editcomment_edit_placeholder">New content for the comment</string>
     <string name="err_update_comment_content">An error occurred while trying to update comment content !</string>
     <string name="comment_image_description">Comment image</string>
+    <string name="action_edit_post">Edit</string>
+    <string name="popup_editpost_title">Edit the post</string>
+    <string name="popup_editpost_cancel">Cancel</string>
+    <string name="popup_editpost_confirm">Edit</string>
+    <string name="edit_post_content_hint">New content for the post</string>
+    <string name="err_update_post_content">An error occurred while trying to update the content of the post!</string>
 </resources>