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Store photo in Firebase Storage. #42

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Store photo in Firebase Storage. #42

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1 change: 1 addition & 0 deletions app/build.gradle
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Original file line number Diff line number Diff line change
Expand Up @@ -44,6 +44,7 @@ dependencies {
// Firebase
compile 'com.google.firebase:firebase-database:9.6.0'
compile 'com.google.firebase:firebase-auth:9.6.0'
compile 'com.google.firebase:firebase-storage:9.6.0'

// FirebaseUI
compile 'com.firebaseui:firebase-ui-auth:0.6.0'
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27 changes: 27 additions & 0 deletions app/src/main/java/com/google/firebase/udacity/friendlychat/MainActivity.java
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Expand Up @@ -16,6 +16,7 @@
package com.google.firebase.udacity.friendlychat;

import android.content.Intent;
import android.net.Uri;
import android.os.Bundle;
import android.support.annotation.NonNull;
import android.support.v7.app.AppCompatActivity;
Expand All @@ -34,13 +35,17 @@
import android.widget.Toast;

import com.firebase.ui.auth.AuthUI;
import com.google.android.gms.tasks.OnSuccessListener;
import com.google.firebase.auth.FirebaseAuth;
import com.google.firebase.auth.FirebaseUser;
import com.google.firebase.database.ChildEventListener;
import com.google.firebase.database.DataSnapshot;
import com.google.firebase.database.DatabaseError;
import com.google.firebase.database.DatabaseReference;
import com.google.firebase.database.FirebaseDatabase;
import com.google.firebase.storage.FirebaseStorage;
import com.google.firebase.storage.StorageReference;
import com.google.firebase.storage.UploadTask;

import java.util.ArrayList;
import java.util.List;
Expand Down Expand Up @@ -70,6 +75,8 @@ public class MainActivity extends AppCompatActivity {
private ChildEventListener mChildEventListener;
private FirebaseAuth mFirebaseAuth;
private FirebaseAuth.AuthStateListener mAuthStateListener;
private FirebaseStorage mFirebaseStorage;
private StorageReference mChatPhotosStorageReference;

@Override
protected void onCreate(Bundle savedInstanceState) {
Expand All @@ -81,8 +88,10 @@ protected void onCreate(Bundle savedInstanceState) {
// Initialize Firebase components
mFirebaseDatabase = FirebaseDatabase.getInstance();
mFirebaseAuth = FirebaseAuth.getInstance();
mFirebaseStorage = FirebaseStorage.getInstance();

mMessagesDatabaseReference = mFirebaseDatabase.getReference().child("messages");
mChatPhotosStorageReference = mFirebaseStorage.getReference().child("chat_photos");

// Initialize references to views
mProgressBar = (ProgressBar) findViewById(R.id.progressBar);
Expand Down Expand Up @@ -179,6 +188,24 @@ public void onActivityResult(int requestCode, int resultCode, Intent data) {
Toast.makeText(this, "Sign in canceled", Toast.LENGTH_SHORT).show();
finish();
}
} else if (requestCode == RC_PHOTO_PICKER && resultCode == RESULT_OK) {
Uri selectedImageUri = data.getData();

// Get a reference to store file at chat_photos/<FILENAME>
StorageReference photoRef = mChatPhotosStorageReference.child(selectedImageUri.getLastPathSegment());

// Upload file to Firebase Storage
photoRef.putFile(selectedImageUri)
.addOnSuccessListener(this, new OnSuccessListener<UploadTask.TaskSnapshot>() {
public void onSuccess(UploadTask.TaskSnapshot taskSnapshot) {
// When the image has successfully uploaded, we get its download URL
Uri downloadUrl = taskSnapshot.getDownloadUrl();

// Set the download URL to the message box, so that the user can send it to the database
FriendlyMessage friendlyMessage = new FriendlyMessage(null, mUsername, downloadUrl.toString());
mMessagesDatabaseReference.push().setValue(friendlyMessage);
}
});
}
}

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