Large image can be used in conversations

app/src/main/java/org/communiquons/android/comunic/client/data/utils/FilesUtils.java

@@ -0,0 +1,78 @@
+package org.communiquons.android.comunic.client.data.utils;
+
+import android.content.Context;
+import android.support.annotation.Nullable;
+
+import java.io.File;
+import java.io.FileOutputStream;
+import java.io.IOException;
+import java.io.InputStream;
+import java.util.Random;
+
+/**
+ * Files utilities
+ *
+ * @author Pierre HUBERT
+ * Created by pierre on 4/14/18.
+ */
+
+public class FilesUtils {
+
+    /**
+     * Temporary directory
+     */
+    private final static String TEMP_DIRECTORY = "temp";
+
+    /**
+     * Create and return a temporary file
+     *
+     * @param context The context of the application
+     * @return Generated file / FALSE in case failure
+     */
+    @Nullable
+    public static File getTempFile(Context context){
+
+        //Get cache directory
+        File cacheDir = context.getCacheDir();
+
+        File target;
+        do {
+
+            //Generate target file
+            target = new File(cacheDir,
+                    TEMP_DIRECTORY + File.pathSeparator + StringsUtils.random(10));
+
+        } while (target.exists());
+
+        //Try to create the file
+        try {
+            return target.createNewFile() ? target : null;
+        } catch (IOException e) {
+            e.printStackTrace();
+            return null;
+        }
+    }
+
+    /**
+     * Read the content of an input stream into a file
+     *
+     * @param is Source input stream
+     * @param file Target file
+     * @return TRUE in case of sucess / FALSE else
+     */
+    public static boolean InputStreamToFile(InputStream is, File file){
+
+        try {
+            FileOutputStream os = new FileOutputStream(file, false);
+            Utilities.InputToOutputStream(is, os);
+            os.close();
+
+        } catch (java.io.IOException e) {
+            e.printStackTrace();
+            return false;
+        }
+
+        return true;
+    }
+
+}

app/src/main/java/org/communiquons/android/comunic/client/data/utils/StringsUtils.java

@@ -1,5 +1,7 @@
 package org.communiquons.android.comunic.client.data.utils;
 
+import java.util.Random;
+
 /**
  * Strings utilities
  *
@@ -25,4 +27,24 @@ public class StringsUtils {
         return true;
     }
 
+    /**
+     * Generate a random string
+     *
+     * @param length The length of the string to generate
+     * @return Generated string
+     */
+    public static String random(int length){
+
+        Random generator = new Random();
+        StringBuilder randomStringBuilder = new StringBuilder();
+        char tempChar;
+        for (int i = 0; i < length; i++){
+            tempChar = (char) (generator.nextInt(96) + 32);
+            randomStringBuilder.append(tempChar);
+        }
+
+        return randomStringBuilder.toString();
+
+    }
+
 }

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

@@ -12,6 +12,7 @@ import android.os.Bundle;
 import android.support.annotation.NonNull;
 import android.support.annotation.Nullable;
 import android.util.ArrayMap;
+import android.util.Log;
 import android.view.LayoutInflater;
 import android.view.View;
 import android.view.ViewGroup;
@@ -22,20 +23,22 @@ import android.widget.ProgressBar;
 import android.widget.TextView;
 import android.widget.Toast;
 
-import org.communiquons.android.comunic.client.ui.activities.MainActivity;
 import org.communiquons.android.comunic.client.R;
-import org.communiquons.android.comunic.client.data.utils.AccountUtils;
+import org.communiquons.android.comunic.client.data.helpers.ConversationMessagesHelper;
+import org.communiquons.android.comunic.client.data.helpers.ConversationsListHelper;
 import org.communiquons.android.comunic.client.data.helpers.DatabaseHelper;
 import org.communiquons.android.comunic.client.data.helpers.GetUsersHelper;
-import org.communiquons.android.comunic.client.data.models.UserInfo;
 import org.communiquons.android.comunic.client.data.models.ConversationMessage;
-import org.communiquons.android.comunic.client.ui.adapters.ConversationMessageAdapter;
-import org.communiquons.android.comunic.client.data.helpers.ConversationMessagesHelper;
-import org.communiquons.android.comunic.client.data.runnables.ConversationRefreshRunnable;
 import org.communiquons.android.comunic.client.data.models.ConversationsInfo;
-import org.communiquons.android.comunic.client.data.helpers.ConversationsListHelper;
+import org.communiquons.android.comunic.client.data.models.UserInfo;
+import org.communiquons.android.comunic.client.data.runnables.ConversationRefreshRunnable;
+import org.communiquons.android.comunic.client.data.utils.AccountUtils;
+import org.communiquons.android.comunic.client.data.utils.FilesUtils;
+import org.communiquons.android.comunic.client.ui.activities.MainActivity;
+import org.communiquons.android.comunic.client.ui.adapters.ConversationMessageAdapter;
 import org.communiquons.android.comunic.client.ui.utils.BitmapUtils;
 
+import java.io.File;
 import java.io.FileNotFoundException;
 import java.io.InputStream;
 import java.util.ArrayList;
@@ -455,7 +458,31 @@ public class ConversationFragment extends Fragment
                 Uri imageUri = data.getData();
                 InputStream imageStream = getActivity().getContentResolver()
                         .openInputStream(imageUri);
-                new_message_bitmap = BitmapFactory.decodeStream(imageStream);
+
+                //Create a temporary file
+                File tempFile = FilesUtils.getTempFile(getActivity());
+
+                if(tempFile == null){
+                    Log.e(TAG, "Could not create temporary file to store conversation image!");
+                    return;
+                }
+
+                //Intend to transfer file
+                if(!FilesUtils.InputStreamToFile(imageStream, tempFile)){
+                    Log.e(TAG, "Could not transfer the content of the image to the file !");
+                    return;
+                }
+
+                //Load bitmap
+                new_message_bitmap = BitmapUtils.openResized(tempFile, 1198, 1198);
+
+                if(new_message_bitmap == null){
+                    Log.e(TAG, "Could not open temporary file!");
+                    return;
+                }
+
+                //Schedule file deletion
+                tempFile.deleteOnExit();
 
                 //Append image
                 pick_image_button.setImageBitmap(new_message_bitmap);

app/src/main/java/org/communiquons/android/comunic/client/ui/utils/BitmapUtils.java

@@ -77,7 +77,7 @@ public class BitmapUtils {
         //Calculate the reduction ratio
         options.inSampleSize = calculateInSampleSize(options, reqWidth, reqHeight);
 
-        //Decode Bitmap with new parametres
+        //Decode Bitmap with new parameters
         options.inJustDecodeBounds = false;
         return BitmapFactory.decodeFile(file.getAbsolutePath(), options);
     }