Salve a tutti, dovrei caricare un'immagine da android passando per php su un db mysql, mi servirebbe il codice lato server per prendere l'immagine e caricarla. Grazie mille.
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public class MainActivity extends AppCompatActivity implements View.OnClickListener {
private Button buttonChoose;
private Button buttonUpload;
private ImageView imageView;
private EditText editTextName;
private Bitmap bitmap;
private int PICK_IMAGE_REQUEST = 1;
private String UPLOAD_URL ="http://192.168.1.2/upload.php";
private String KEY_IMAGE = "image";
private String KEY_NAME = "name";
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
buttonChoose = (Button) findViewById(R.id.buttonChoose);
buttonUpload = (Button) findViewById(R.id.buttonUpload);
editTextName = (EditText) findViewById(R.id.editText);
imageView = (ImageView) findViewById(R.id.imageView);
buttonChoose.setOnClickListener(this);
buttonUpload.setOnClickListener(this);
}
public String getStringImage(Bitmap bmp){
ByteArrayOutputStream baos = new ByteArrayOutputStream();
bmp.compress(Bitmap.CompressFormat.JPEG, 100, baos);
byte[] imageBytes = baos.toByteArray();
String encodedImage = Base64.encodeToString(imageBytes, Base64.DEFAULT);
return encodedImage;
}
private void uploadImage(){
//Showing the progress dialog
final ProgressDialog loading = ProgressDialog.show(this,"Caricamento immagine...","Per favore attendi...",false,false);
StringRequest stringRequest = new StringRequest(Request.Method.POST, UPLOAD_URL,
new Response.Listener<String>() {
@Override
public void onResponse(String s) {
//Disimissing the progress dialog
loading.dismiss();
//Showing toast message of the response
Toast.makeText(MainActivity.this, s, Toast.LENGTH_LONG).show();
}
},
new Response.ErrorListener() {
@Override
public void onErrorResponse(VolleyError volleyError) {
//Dismissing the progress dialog
loading.dismiss();
//Showing toast
Toast.makeText(MainActivity.this, volleyError.getMessage().toString(), Toast.LENGTH_LONG).show();
}
}){
@Override
protected Map<String, String> getParams() throws AuthFailureError {
//Converting Bitmap to String
String image = getStringImage(bitmap);
//Getting Image Name
String name = editTextName.getText().toString().trim();
//Creating parameters
Map<String,String> params = new Hashtable<String, String>();
//Adding parameters
params.put(KEY_IMAGE, image);
params.put(KEY_NAME, name);
//returning parameters
return params;
}
};
//Creating a Request Queue
RequestQueue requestQueue = Volley.newRequestQueue(this);
//Adding request to the queue
requestQueue.add(stringRequest);
}
private void showFileChooser() {
Intent intent = new Intent();
intent.setType("image/*");
intent.setAction(Intent.ACTION_GET_CONTENT);
startActivityForResult(Intent.createChooser(intent , "Seleziona il codice QR"), PICK_IMAGE_REQUEST);
}
@Override
protected void onActivityResult(int requestCode, int resultCode, Intent data) {
super.onActivityResult(requestCode, resultCode, data);
if (requestCode == PICK_IMAGE_REQUEST && resultCode == RESULT_OK && data != null && data.getData() != null) {
Uri filePath = data.getData();
try {
//Getting the Bitmap from Gallery
bitmap = MediaStore.Images.Media.getBitmap(getContentResolv er(), filePath);
//Setting the Bitmap to ImageView
imageView.setImageBitmap(bitmap);
} catch (IOException e) {
e.printStackTrace();
}
}
}
@Override
public void onClick(View v) {
if(v == buttonChoose){
showFileChooser();
}
if(v == buttonUpload){
uploadImage();
}
}
}
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