package com.mukeshsolanki.sociallogin.instagram; import android.app.Dialog; import android.app.ProgressDialog; import android.content.Context; import android.graphics.Bitmap; import android.graphics.Color; import android.graphics.Typeface; import android.os.Bundle; import android.util.Log; import android.view.Display; import android.view.ViewGroup; import android.view.Window; import android.webkit.CookieManager; import android.webkit.CookieSyncManager; import android.webkit.WebView; import android.webkit.WebViewClient; import android.widget.FrameLayout; import android.widget.LinearLayout; import android.widget.TextView; public class InstagramDialog extends Dialog { private static final float[] DIMENSIONS_LANDSCAPE = { 460, 260 }; private static final float[] DIMENSIONS_PORTRAIT = { 280, 420 }; private static final FrameLayout.LayoutParams FILL = new FrameLayout.LayoutParams(ViewGroup.LayoutParams.FILL_PARENT, ViewGroup.LayoutParams.FILL_PARENT); static final int MARGIN = 4; static final int PADDING = 2; private String mUrl; private OAuthDialogListener mListener; private ProgressDialog mSpinner; private WebView mWebView; private LinearLayout mContent; private TextView mTitle; private static final String TAG = "Instagram-WebView"; /** * @param context instance of caller * @param url requested url for instagram login * @param listener response to instagram helper if login fail or success. */ public InstagramDialog(Context context, String url, OAuthDialogListener listener) { super(context); mUrl = url; mListener = listener; } @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); mSpinner = new ProgressDialog(getContext()); mSpinner.requestWindowFeature(Window.FEATURE_NO_TITLE); mSpinner.setMessage("Loading..."); mContent = new LinearLayout(getContext()); mContent.setOrientation(LinearLayout.VERTICAL); setUpTitle(); setUpWebView(); Display display = getWindow().getWindowManager().getDefaultDisplay(); final float scale = getContext().getResources().getDisplayMetrics().density; float[] dimensions = (display.getWidth() < display.getHeight()) ? DIMENSIONS_PORTRAIT : DIMENSIONS_LANDSCAPE; addContentView(mContent, new FrameLayout.LayoutParams((int) (dimensions[0] * scale + 0.5f), (int) (dimensions[1] * scale + 0.5f))); CookieSyncManager.createInstance(getContext()); CookieManager cookieManager = CookieManager.getInstance(); cookieManager.removeAllCookie(); } /** * Set title of dialog */ private void setUpTitle() { requestWindowFeature(Window.FEATURE_NO_TITLE); mTitle = new TextView(getContext()); mTitle.setText("Instagram"); mTitle.setTextColor(Color.WHITE); mTitle.setTypeface(Typeface.DEFAULT_BOLD); mTitle.setBackgroundColor(Color.BLACK); mTitle.setPadding(MARGIN + PADDING, MARGIN, MARGIN, MARGIN); mContent.addView(mTitle); } /** * Creating webview for instagram dialog login */ private void setUpWebView() { mWebView = new WebView(getContext()); mWebView.setVerticalScrollBarEnabled(false); mWebView.setHorizontalScrollBarEnabled(false); mWebView.setWebViewClient(new OAuthWebViewClient()); mWebView.getSettings().setJavaScriptEnabled(true); mWebView.loadUrl(mUrl); mWebView.setLayoutParams(FILL); mContent.addView(mWebView); } /** * Customize webview client */ private class OAuthWebViewClient extends WebViewClient { @Override public boolean shouldOverrideUrlLoading(WebView view, String url) { Log.d(TAG, "Redirecting URL " + url); if (url.startsWith(InstagramHelper.mCallbackUrl)) { String urls[] = url.split("="); mListener.onComplete(urls[1]); InstagramDialog.this.dismiss(); return true; } return false; } @Override public void onReceivedError(WebView view, int errorCode, String description, String failingUrl) { Log.d(TAG, "Page error: " + description); super.onReceivedError(view, errorCode, description, failingUrl); mListener.onError(description); InstagramDialog.this.dismiss(); } @Override public void onPageStarted(WebView view, String url, Bitmap favicon) { Log.d(TAG, "Loading URL: " + url); super.onPageStarted(view, url, favicon); mSpinner.show(); } @Override public void onPageFinished(WebView view, String url) { super.onPageFinished(view, url); String title = mWebView.getTitle(); if (title != null && title.length() > 0) { mTitle.setText(title); } Log.d(TAG, "onPageFinished URL: " + url); mSpinner.dismiss(); } } /** * Callback between {@link InstagramDialog} to {@link InstagramHelper}. */ interface OAuthDialogListener { //If user success fully sign in void onComplete(String accessToken); //If error occurs while sign in void onError(String error); } }