การอัปโหลดไฟล์

build.gradle (Project: MyApplication)

// Top-level build file where you can add configuration options common to all sub-projects/modules.

buildscript {

    repositories {
        google()
        jcenter()
    }
    dependencies {
        classpath 'com.android.tools.build:gradle:3.1.4'

        // NOTE: Do not place your application dependencies here; they belong
        // in the individual module build.gradle files
    }
}

allprojects {
    repositories {
        google()
        jcenter()
        maven { url "http://dl.bintray.com/lukaville/maven" }
    }
}

task clean(type: Delete) {
    delete rootProject.buildDir
}

// Top-level build file where you can add configuration options common to all sub-projects/modules.

buildscript {

repositories {

google()

jcenter()

}

dependencies {

classpath 'com.android.tools.build:gradle:3.1.4'

// NOTE: Do not place your application dependencies here; they belong

// in the individual module build.gradle files

}

allprojects {

repositories {

google()

jcenter()

maven { url "http://dl.bintray.com/lukaville/maven" }

}

task clean(type: Delete) {

delete rootProject.buildDir

}

build.gradle (Module: app)

apply plugin: 'com.android.application'

android {
    compileSdkVersion 26
    defaultConfig {
        applicationId "com.phaisarn.myapplication"
        minSdkVersion 21
        targetSdkVersion 26
        versionCode 1
        versionName "1.0"
        testInstrumentationRunner "android.support.test.runner.AndroidJUnitRunner"
    }
    buildTypes {
        release {
            minifyEnabled false
            proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.pro'
        }
    }
}

dependencies {
    implementation fileTree(dir: 'libs', include: ['*.jar'])
    implementation 'com.android.support:appcompat-v7:26.1.0'
    implementation 'com.android.support.constraint:constraint-layout:1.1.3'
    implementation 'com.android.support:design:26.1.0'
    testImplementation 'junit:junit:4.12'
    androidTestImplementation 'com.android.support.test:runner:1.0.2'
    androidTestImplementation 'com.android.support.test.espresso:espresso-core:3.0.2'

    implementation 'com.github.armcha:SimplePermissions:1.0.0'
    implementation 'com.nbsp:library:1.2'
    implementation 'com.koushikdutta.ion:ion:2.+'
}

apply plugin: 'com.android.application'

android {

compileSdkVersion 26

defaultConfig {

applicationId "com.phaisarn.myapplication"

minSdkVersion 21

targetSdkVersion 26

versionCode 1

versionName "1.0"

testInstrumentationRunner "android.support.test.runner.AndroidJUnitRunner"

}

buildTypes {

release {

minifyEnabled false

proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.pro'

}

dependencies {

implementation fileTree(dir: 'libs', include: ['*.jar'])

implementation 'com.android.support:appcompat-v7:26.1.0'

implementation 'com.android.support.constraint:constraint-layout:1.1.3'

implementation 'com.android.support:design:26.1.0'

testImplementation 'junit:junit:4.12'

androidTestImplementation 'com.android.support.test:runner:1.0.2'

androidTestImplementation 'com.android.support.test.espresso:espresso-core:3.0.2'

implementation 'com.github.armcha:SimplePermissions:1.0.0'

implementation 'com.nbsp:library:1.2'

implementation 'com.koushikdutta.ion:ion:2.+'

}

content_main.xml

<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:app="http://schemas.android.com/apk/res-auto"
    xmlns:tools="http://schemas.android.com/tools"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:gravity="center"
    android:orientation="vertical"
    app:layout_behavior="@string/appbar_scrolling_view_behavior"
    tools:context=".MainActivity"
    tools:showIn="@layout/activity_main">

    <TextView
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:text="คลิกปุ่ม FAB ที่มุมล่างขวา \nเพื่อเลือกไฟล์ที่จะอัปโหลด"
        android:textSize="20dp" />

    <ImageView
        android:id="@+id/img"
        android:layout_width="400dp"
        android:layout_height="250dp" />

</LinearLayout>

<?xml version="1.0" encoding="utf-8"?>

<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"

xmlns:app="http://schemas.android.com/apk/res-auto"

xmlns:tools="http://schemas.android.com/tools"

android:layout_width="match_parent"

android:layout_height="match_parent"

android:gravity="center"

android:orientation="vertical"

app:layout_behavior="@string/appbar_scrolling_view_behavior"

tools:context=".MainActivity"

tools:showIn="@layout/activity_main">

<TextView

android:layout_width="wrap_content"

android:layout_height="wrap_content"

android:text="คลิกปุ่ม FAB ที่มุมล่างขวา \nเพื่อเลือกไฟล์ที่จะอัปโหลด"

android:textSize="20dp" />

<ImageView

android:id="@+id/img"

android:layout_width="400dp"

android:layout_height="250dp" />

</LinearLayout>

MainActivity.java

package com.phaisarn.myapplication;

import android.os.Bundle;
import android.support.design.widget.FloatingActionButton;
import android.support.v7.widget.Toolbar;
import android.view.View;
import android.view.Menu;
import android.view.MenuItem;
import android.app.Notification;
import android.app.NotificationManager;
import android.content.Intent;
import android.widget.Toast;

import com.koushikdutta.async.future.FutureCallback;
import com.koushikdutta.ion.Ion;
import com.koushikdutta.ion.ProgressCallback;
import com.luseen.simplepermission.permissions.Permission;
import com.luseen.simplepermission.permissions.PermissionActivity;
import com.luseen.simplepermission.permissions.SinglePermissionCallback;
import com.nbsp.materialfilepicker.MaterialFilePicker;
import com.nbsp.materialfilepicker.ui.FilePickerActivity;

import java.io.File;

public class MainActivity extends PermissionActivity {
    private boolean mIsUploading = false;

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);
        Toolbar toolbar = (Toolbar) findViewById(R.id.toolbar);
        setSupportActionBar(toolbar);

        FloatingActionButton fab = (FloatingActionButton) findViewById(R.id.fab);
        fab.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View view) {
                if (mIsUploading) {
                    return;
                }
                requestPermission(Permission.READ_EXTERNAL_STORAGE, new SinglePermissionCallback() {
                    @Override
                    public void onPermissionResult(boolean granted, boolean isDeniedForever) {
                        if (granted) {
                            showFilePicker();
                        } else {
                            Toast.makeText(getBaseContext(), "ถ้าไม่อนุญาต จะไม่สามารถเข้าถึงไฟล์ได้", Toast.LENGTH_LONG).show();
                        }
                    }
                });
            }
        });
    }

    private void showFilePicker() {
        new MaterialFilePicker()
                .withActivity(MainActivity.this)
                .withRequestCode(555)
                .start();
    }

    @Override
    public void onActivityResult(int rqCode, int resCode, Intent intent) {
        if (rqCode != 555 && resCode != RESULT_OK) {
            return;
        }
        String path = intent.getStringExtra(FilePickerActivity.RESULT_FILE_PATH);

        final Notification.Builder notifBuilder = new Notification.Builder(getBaseContext())
                .setSmallIcon(R.mipmap.ic_launcher)
                .setContentText("กำลังอัปโหลด");

        final int id = 1122;
        final NotificationManager notifMan = (NotificationManager) getSystemService(NOTIFICATION_SERVICE);
        mIsUploading = true;

        Ion.with(this)
                .load("http://10.0.2.2/pro-android/upload.php")
                .uploadProgress(new ProgressCallback() {
                    @Override
                    public void onProgress(long loaded, long total) {
                        notifBuilder.setProgress((int) total, (int) loaded, false);
                        Notification notif = notifBuilder.build();
                        notifMan.notify(id, notif);
                    }
                })
                .setMultipartFile("upload_file", new File(path))
                .asString()
                .setCallback(new FutureCallback<String>() {
                    @Override
                    public void onCompleted(Exception e, String result) {
                        notifBuilder.setProgress(100, 100, false);
                        notifBuilder.setContentText(result);
                        Notification notif = notifBuilder.build();
                        notifMan.notify(id, notif);

                        Toast.makeText(getBaseContext(), result, Toast.LENGTH_LONG).show();
                        mIsUploading = false;
                    }
                });
    }

    @Override
    public boolean onCreateOptionsMenu(Menu menu) {
        // Inflate the menu; this adds items to the action bar if it is present.
        getMenuInflater().inflate(R.menu.menu_main, menu);
        return true;
    }

    @Override
    public boolean onOptionsItemSelected(MenuItem item) {
        // Handle action bar item clicks here. The action bar will
        // automatically handle clicks on the Home/Up button, so long
        // as you specify a parent activity in AndroidManifest.xml.
        int id = item.getItemId();

        //noinspection SimplifiableIfStatement
        if (id == R.id.action_settings) {
            return true;
        }

        return super.onOptionsItemSelected(item);
    }
}

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package com.phaisarn.myapplication;

import android.os.Bundle;

import android.support.design.widget.FloatingActionButton;

import android.support.v7.widget.Toolbar;

import android.view.View;

import android.view.Menu;

import android.view.MenuItem;

import android.app.Notification;

import android.app.NotificationManager;

import android.content.Intent;

import android.widget.Toast;

import com.koushikdutta.async.future.FutureCallback;

import com.koushikdutta.ion.Ion;

import com.koushikdutta.ion.ProgressCallback;

import com.luseen.simplepermission.permissions.Permission;

import com.luseen.simplepermission.permissions.PermissionActivity;

import com.luseen.simplepermission.permissions.SinglePermissionCallback;

import com.nbsp.materialfilepicker.MaterialFilePicker;

import com.nbsp.materialfilepicker.ui.FilePickerActivity;

import java.io.File;

public class MainActivity extends PermissionActivity {

private boolean mIsUploading = false;

@Override

protected void onCreate(Bundle savedInstanceState) {

super.onCreate(savedInstanceState);

setContentView(R.layout.activity_main);

Toolbar toolbar = (Toolbar) findViewById(R.id.toolbar);

setSupportActionBar(toolbar);

FloatingActionButton fab = (FloatingActionButton) findViewById(R.id.fab);

fab.setOnClickListener(new View.OnClickListener() {

@Override

public void onClick(View view) {

if (mIsUploading) {

return;

}

requestPermission(Permission.READ_EXTERNAL_STORAGE, new SinglePermissionCallback() {

@Override

public void onPermissionResult(boolean granted, boolean isDeniedForever) {

if (granted) {

showFilePicker();

} else {

Toast.makeText(getBaseContext(), "ถ้าไม่อนุญาต จะไม่สามารถเข้าถึงไฟล์ได้", Toast.LENGTH_LONG).show();

}

});

}

});

}

private void showFilePicker() {

new MaterialFilePicker()

.withActivity(MainActivity.this)

.withRequestCode(555)

.start();

}

@Override

public void onActivityResult(int rqCode, int resCode, Intent intent) {

if (rqCode != 555 && resCode != RESULT_OK) {

return;

}

String path = intent.getStringExtra(FilePickerActivity.RESULT_FILE_PATH);

final Notification.Builder notifBuilder = new Notification.Builder(getBaseContext())

.setSmallIcon(R.mipmap.ic_launcher)

.setContentText("กำลังอัปโหลด");

final int id = 1122;

final NotificationManager notifMan = (NotificationManager) getSystemService(NOTIFICATION_SERVICE);

mIsUploading = true;

Ion.with(this)

.load("http://10.0.2.2/pro-android/upload.php")

.uploadProgress(new ProgressCallback() {

@Override

public void onProgress(long loaded, long total) {

notifBuilder.setProgress((int) total, (int) loaded, false);

Notification notif = notifBuilder.build();

notifMan.notify(id, notif);

}

})

.setMultipartFile("upload_file", new File(path))

.asString()

.setCallback(new FutureCallback<String>() {

@Override

public void onCompleted(Exception e, String result) {

notifBuilder.setProgress(100, 100, false);

notifBuilder.setContentText(result);

Notification notif = notifBuilder.build();

notifMan.notify(id, notif);

Toast.makeText(getBaseContext(), result, Toast.LENGTH_LONG).show();

mIsUploading = false;

}

});

}

@Override

public boolean onCreateOptionsMenu(Menu menu) {

// Inflate the menu; this adds items to the action bar if it is present.

getMenuInflater().inflate(R.menu.menu_main, menu);

return true;

}

@Override

public boolean onOptionsItemSelected(MenuItem item) {

// Handle action bar item clicks here. The action bar will

// automatically handle clicks on the Home/Up button, so long

// as you specify a parent activity in AndroidManifest.xml.

int id = item.getItemId();

//noinspection SimplifiableIfStatement

if (id == R.id.action_settings) {

return true;

}

return super.onOptionsItemSelected(item);

}

บรรทัดที่ 79 : เรียกไปที่ http://10.0.2.2/pro-android/upload.php

ภาพที่ใช้

Phaisarn Sutheebanjard

blog.phaisarn.com

การอัปโหลดไฟล์