add source

.settings/org.eclipse.core.resources.prefs

@@ -0,0 +1,2 @@
+eclipse.preferences.version=1
+encoding/<project>=UTF-8

AndroidManifest.xml

@@ -0,0 +1,12 @@
+<manifest xmlns:android="http://schemas.android.com/apk/res/android"
+    package="com.sakebook.android.uploadhelper"
+    android:versionCode="1"
+    android:versionName="1.0" >
+
+    <uses-sdk
+        android:minSdkVersion="11"
+        android:targetSdkVersion="16" />
+
+    <application/>
+
+</manifest>

lint.xml

@@ -0,0 +1,3 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<lint>
+</lint>

proguard-project.txt

@@ -0,0 +1,20 @@
+# To enable ProGuard in your project, edit project.properties
+# to define the proguard.config property as described in that file.
+#
+# Add project specific ProGuard rules here.
+# By default, the flags in this file are appended to flags specified
+# in ${sdk.dir}/tools/proguard/proguard-android.txt
+# You can edit the include path and order by changing the ProGuard
+# include property in project.properties.
+#
+# For more details, see
+#   http://developer.android.com/guide/developing/tools/proguard.html
+
+# Add any project specific keep options here:
+
+# If your project uses WebView with JS, uncomment the following
+# and specify the fully qualified class name to the JavaScript interface
+# class:
+#-keepclassmembers class fqcn.of.javascript.interface.for.webview {
+#   public *;
+#}

project.properties

@@ -0,0 +1,15 @@
+# This file is automatically generated by Android Tools.
+# Do not modify this file -- YOUR CHANGES WILL BE ERASED!
+#
+# This file must be checked in Version Control Systems.
+#
+# To customize properties used by the Ant build system edit
+# "ant.properties", and override values to adapt the script to your
+# project structure.
+#
+# To enable ProGuard to shrink and obfuscate your code, uncomment this (available properties: sdk.dir, user.home):
+#proguard.config=${sdk.dir}/tools/proguard/proguard-android.txt:proguard-project.txt
+
+# Project target.
+target=android-17
+android.library=true

res/values-v11/styles.xml

@@ -0,0 +1,11 @@
+<resources>
+
+    <!--
+        Base application theme for API 11+. This theme completely replaces
+        AppBaseTheme from res/values/styles.xml on API 11+ devices.
+    -->
+    <style name="AppBaseTheme" parent="android:Theme.Holo.Light">
+        <!-- API 11 theme customizations can go here. -->
+    </style>
+
+</resources>

res/values-v14/styles.xml

@@ -0,0 +1,12 @@
+<resources>
+
+    <!--
+        Base application theme for API 14+. This theme completely replaces
+        AppBaseTheme from BOTH res/values/styles.xml and
+        res/values-v11/styles.xml on API 14+ devices.
+    -->
+    <style name="AppBaseTheme" parent="android:Theme.Holo.Light.DarkActionBar">
+        <!-- API 14 theme customizations can go here. -->
+    </style>
+
+</resources>

res/values/strings.xml

@@ -0,0 +1,5 @@
+<resources>
+
+    <string name="app_name">UploadHelper</string>
+
+</resources>

res/values/styles.xml

@@ -0,0 +1,20 @@
+<resources>
+
+    <!--
+        Base application theme, dependent on API level. This theme is replaced
+        by AppBaseTheme from res/values-vXX/styles.xml on newer devices.
+    -->
+    <style name="AppBaseTheme" parent="android:Theme.Light">
+        <!--
+            Theme customizations available in newer API levels can go in
+            res/values-vXX/styles.xml, while customizations related to
+            backward-compatibility can go here.
+        -->
+    </style>
+
+    <!-- Application theme. -->
+    <style name="AppTheme" parent="AppBaseTheme">
+        <!-- All customizations that are NOT specific to a particular API-level can go here. -->
+    </style>
+
+</resources>

src/com/sakebook/android/uploadhelper/Const.java

@@ -0,0 +1,9 @@
+package com.sakebook.android.uploadhelper;
+
+public class Const {
+
+	public static String TAG = "UploadHelper";
+	public static String CLIENT_ID = "";
+	public static String CLIENT_SECRET_ID = "";
+
+}

src/com/sakebook/android/uploadhelper/ImgurAuthorization.java

@@ -0,0 +1,152 @@
+package com.sakebook.android.uploadhelper;
+
+import android.content.Context;
+import android.content.SharedPreferences;
+import android.text.TextUtils;
+import android.util.Log;
+
+import org.apache.http.NameValuePair;
+import org.apache.http.client.entity.UrlEncodedFormEntity;
+import org.apache.http.message.BasicNameValuePair;
+import org.json.JSONException;
+import org.json.JSONObject;
+
+import java.io.InputStream;
+import java.io.OutputStream;
+import java.net.HttpURLConnection;
+import java.net.URL;
+import java.util.ArrayList;
+import java.util.Scanner;
+
+public class ImgurAuthorization {
+
+    private static ImgurAuthorization INSTANCE;
+
+    static final String SHARED_PREFERENCES_NAME = "upload_helper_pref";
+
+    private ImgurAuthorization() {}
+
+    public static ImgurAuthorization getInstance() {
+        if (INSTANCE == null)
+            INSTANCE = new ImgurAuthorization();
+        return INSTANCE;
+    }
+
+    public boolean isLoggedIn(Context context) {
+        SharedPreferences prefs = context.getSharedPreferences(SHARED_PREFERENCES_NAME, 0);
+        return !TextUtils.isEmpty(prefs.getString("access_token", null));
+    }
+
+    public void addToHttpURLConnection(Context context, HttpURLConnection conn) {
+        SharedPreferences prefs = context.getSharedPreferences(SHARED_PREFERENCES_NAME, 0);
+        String accessToken = prefs.getString("access_token", null);
+
+        if (!TextUtils.isEmpty(accessToken)) {
+            conn.setRequestProperty("Authorization", "Bearer " + accessToken);
+        }
+        else {
+            conn.setRequestProperty("Authorization", "Client-ID " + Const.CLIENT_ID);
+        }
+    }
+
+    public void saveRefreshToken(Context context, String refreshToken, String accessToken, long expiresIn) {
+        context.getSharedPreferences(SHARED_PREFERENCES_NAME, 0)
+                .edit()
+                .putString("access_token", accessToken)
+                .putString("refresh_token", refreshToken)
+                .putLong("expires_in", expiresIn)
+                .commit();
+    }
+
+    public String requestNewAccessToken(Context context) {
+        SharedPreferences prefs = context.getSharedPreferences(SHARED_PREFERENCES_NAME, 0);
+        String refreshToken = prefs.getString("refresh_token", null);
+
+        if (refreshToken == null) {
+            Log.w(Const.TAG, "refresh token is null; cannot request access token. login first.");
+            return null;
+        }
+
+        // clear previous access token
+        prefs.edit().remove("access_token").commit();
+
+        HttpURLConnection conn = null;
+        try {
+            conn = (HttpURLConnection) new URL("https://api.imgur.com/oauth2/token").openConnection();
+            conn.setDoOutput(true);
+            conn.setRequestProperty("Authorization", "Client-ID " + Const.CLIENT_ID);
+
+            ArrayList<NameValuePair> nvps = new ArrayList<NameValuePair>();
+            nvps.add(new BasicNameValuePair("refresh_token", refreshToken));
+            nvps.add(new BasicNameValuePair("client_id", Const.CLIENT_ID));
+            nvps.add(new BasicNameValuePair("client_secret", Const.CLIENT_SECRET_ID));
+            nvps.add(new BasicNameValuePair("grant_type", "refresh_token"));
+
+            UrlEncodedFormEntity entity = new UrlEncodedFormEntity(nvps);
+
+            OutputStream out = conn.getOutputStream();
+            entity.writeTo(out);
+            out.flush();
+            out.close();
+
+            if (conn.getResponseCode() == HttpURLConnection.HTTP_OK) {
+                InputStream in = conn.getInputStream();
+                handleAccessTokenResponse(context, in);
+                in.close();
+            }
+            else {
+                Log.i(Const.TAG, "responseCode=" + conn.getResponseCode());
+                InputStream errorStream = conn.getErrorStream();
+                StringBuilder sb = new StringBuilder();
+                Scanner scanner = new Scanner(errorStream);
+                while (scanner.hasNext()) {
+                    sb.append(scanner.next());
+                }
+                Log.i(Const.TAG, "error response: " + sb.toString());
+                errorStream.close();
+            }
+
+            return prefs.getString("access_token", null);
+
+        } catch (Exception ex) {
+            Log.e(Const.TAG, "Could not request new access token", ex);
+            return null;
+        } finally {
+            try {
+                conn.disconnect();
+            } catch (Exception ignore) {}
+        }
+    }
+
+    private void handleAccessTokenResponse(Context context, InputStream in) throws JSONException {
+        StringBuilder sb = new StringBuilder();
+        Scanner scanner = new Scanner(in);
+        while (scanner.hasNext()) {
+            sb.append(scanner.next());
+        }
+
+        JSONObject root = new JSONObject(sb.toString());
+        String accessToken      = root.getString("access_token");
+        String refreshToken     = root.getString("refresh_token");
+        long expiresIn          = root.getLong("expires_in");
+        String tokenType        = root.getString("token_type");
+        String accountUsername  = root.getString("account_username");
+
+        context.getSharedPreferences(SHARED_PREFERENCES_NAME, 0)
+                .edit()
+                .putString("access_token", accessToken)
+                .putString("refresh_token", refreshToken)
+                .putLong("expires_in", expiresIn)
+                .putString("token_type", tokenType)
+                .putString("account_username", accountUsername)
+                .commit();
+    }
+
+    public void logout(Context context) {
+        context.getSharedPreferences(SHARED_PREFERENCES_NAME, 0)
+                .edit()
+                .clear()
+                .commit();
+    }
+
+}

src/com/sakebook/android/uploadhelper/UploadHelper.java

@@ -0,0 +1,120 @@
+package com.sakebook.android.uploadhelper;
+
+import android.content.Context;
+import android.net.Uri;
+import android.text.TextUtils;
+import android.util.Log;
+import android.view.View;
+
+public class UploadHelper implements UploadTaskCallback {
+
+	private Context mContext;
+	private UploadTaskCallback callback;
+	private UploadTask task;
+	private View v;
+
+	/**
+	 * default constract
+	 * @param context Context;
+	 * @param callback Context; you need implement UploadTaskCallback;
+	 */
+	public UploadHelper(Context context, UploadTaskCallback callback) {
+		this.mContext = context;
+		this.callback = callback;
+	}
+
+	/**
+	 * if you need enable target view. use this constract.
+	 * @param context Context;
+	 * @param callback Context; you need implement UploadTaskCallback;
+	 * @param v View; trigger upload view;
+	 */
+	public UploadHelper(Context context, UploadTaskCallback callback, View v) {
+		this.v = v;
+		v.setEnabled(false);
+		this.mContext = context;
+		this.callback = callback;
+	}
+
+	/**
+	 * default upload method;
+	 * @param data Uri; ContentProvider;
+	 */
+	public void uploadData(Uri data){
+		if (data != null) {
+			task = new UploadTask(mContext, this);
+			task.execute(data);
+		}
+	}
+
+	/**
+	 * custom uplaod method;
+	 * @param data Uri; ContentProvider;
+	 * @param title String; dialog title text;
+	 * @param message String; dialog message text;
+	 */
+	public void uploadData(Uri data, String title, String message){
+		if (data != null) {
+			task = new UploadTask(mContext, this, title, message);
+			task.execute(data);
+		}
+	}
+
+	@Override
+	public void success(String url) {
+		if (!TextUtils.isEmpty(url)) {
+			url = "http://imgur.com/"+url;
+			Log.i(Const.TAG, "helper success: "+url);
+			viewRecovery();
+			this.callback.success(url);
+		}else {
+			Log.i(Const.TAG, "helper success but null...");
+			viewRecovery();
+			this.callback.fail(url);
+		}
+	}
+
+	@Override
+	public void cancel(String message) {
+		Log.i(Const.TAG, "helper cancel: "+message);
+		viewRecovery();
+		this.callback.cancel(message);
+	}
+
+	@Override
+	public void fail(String message) {
+		Log.i(Const.TAG, "helper fail: "+message);
+		viewRecovery();
+		this.callback.fail(message);
+	}
+
+	/**
+	 * Imgur client id;
+	 * @param clientId String; set Imgur client id;
+	 */
+	public void setClientId(String clientId){
+		if (TextUtils.isEmpty(Const.CLIENT_ID)) {
+			Const.CLIENT_ID = clientId;
+		}
+	}
+
+	/**
+	 * Imgur secret id;
+	 * @param secretId String; set Imgur secret id;
+	 */
+	public void setSecretId(String secretId){
+		if (TextUtils.isEmpty(Const.CLIENT_SECRET_ID)) {
+			Const.CLIENT_SECRET_ID = secretId;
+		}
+	}
+
+	/**
+	 * 
+	 */
+	private void viewRecovery(){
+		if (this.v != null) {
+			v.setEnabled(false);
+		}
+	}
+
+}