com.scm.reader.resultPage.ui.ItemViewFragment.java Source code

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Here is the source code for com.scm.reader.resultPage.ui.ItemViewFragment.java

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/*
 * Copyright 2015 Shortcut Media AG.
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy of this software
 * and associated documentation files (the "Software"), to deal in the Software without restriction,
 * including without limitation the rights to use, copy, modify, merge, publish, distribute,
 * sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in all copies or
 * substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING
 * BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 */

package com.scm.reader.resultPage.ui;

import android.annotation.SuppressLint;
import android.app.Activity;
import android.content.pm.ApplicationInfo;
import android.os.Build;
import android.os.Bundle;
import android.support.v4.app.Fragment;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.webkit.JavascriptInterface;
import android.webkit.WebChromeClient;
import android.webkit.WebSettings;
import android.webkit.WebView;
import android.widget.ProgressBar;

import com.scm.reader.livescanner.config.SDKConfig;
import com.scm.reader.resultPage.webview.ItemViewJavascriptInterface;
import com.scm.reader.resultPage.webview.ShortcutWebViewClient;
import com.scm.shortcutreadersdk.R;

public class ItemViewFragment extends Fragment {
    private String mUrl;
    private WebView mWebView;
    private ShortcutWebViewClient mWebViewClient;

    public ItemViewFragment() {
    }

    @Override
    public void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        //        setRetainInstance(true);

        mUrl = getActivity().getIntent().getData().toString();
    }

    @SuppressLint("SetJavaScriptEnabled")
    @Override
    public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
        final View v = inflater.inflate(R.layout.fragment_result, container, false);

        mWebView = (WebView) v.findViewById(R.id.webView);

        // set WebViewClient
        mWebViewClient = createWebViewClient(getActivity());
        mWebView.setWebViewClient(mWebViewClient);

        final ProgressBar progressBar = (ProgressBar) v.findViewById(R.id.progressBar);

        mWebView.setWebChromeClient(new WebChromeClient() {
            @Override
            public void onProgressChanged(WebView view, int progress) {
                if (progress == 100) {
                    progressBar.setVisibility(View.GONE);
                } else {
                    progressBar.setVisibility(View.VISIBLE);
                    progressBar.setProgress(progress);
                }
            }
        });

        initializeWebView(mWebView);

        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.KITKAT) {
            if (0 != (getActivity().getApplicationInfo().flags &= ApplicationInfo.FLAG_DEBUGGABLE)) {
                WebView.setWebContentsDebuggingEnabled(true);
            }
        }

        mWebView.loadUrl(mUrl);

        return v;
    }

    protected void initializeWebView(WebView webView) {

        // webview settings
        webView.getSettings().setJavaScriptEnabled(true);
        webView.getSettings().setUserAgentString(getSDKUserAgentString());

        webView.getSettings().setCacheMode(WebSettings.LOAD_NO_CACHE);
        webView.getSettings().setDomStorageEnabled(true);
        webView.getSettings().setAllowFileAccess(true);

        mWebView.addJavascriptInterface(new ItemViewJavascriptInterface(getActivity(), mWebViewClient), "Android");
    }

    private String getSDKUserAgentString() {
        String userAgent = mWebView.getSettings().getUserAgentString();
        return mUserAgentBuilder.buildUserAgent(String.format("%s; %s", userAgent, SDKConfig.sdkUASignature()));
    }

    private static UserAgentBuilderCallback sDummyUserAgentBuilderCallback = new UserAgentBuilderCallback() {
        @Override
        public String buildUserAgent(String userAgentString) {
            return userAgentString;
        }
    };

    private UserAgentBuilderCallback mUserAgentBuilder = sDummyUserAgentBuilderCallback;

    public interface UserAgentBuilderCallback {
        String buildUserAgent(String userAgentString);
    }

    public void setUserAgentBuilder(UserAgentBuilderCallback userAgentBuilder) {
        mUserAgentBuilder = userAgentBuilder;
    }

    protected ShortcutWebViewClient getWebViewClient() {
        return mWebViewClient;
    }

    protected ShortcutWebViewClient createWebViewClient(Activity context) {
        return new ShortcutWebViewClient(context);
    }

    protected WebView getWebView() {
        return mWebView;
    }
}