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324 lines
13 KiB
324 lines
13 KiB
package acr.browser.lightning.view; |
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import android.annotation.TargetApi; |
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import android.app.Activity; |
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import android.content.ActivityNotFoundException; |
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import android.content.DialogInterface; |
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import android.content.Intent; |
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import android.graphics.Bitmap; |
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import android.net.MailTo; |
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import android.net.http.SslError; |
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import android.os.Build; |
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import android.os.Message; |
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import android.support.annotation.NonNull; |
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import android.support.v7.app.AlertDialog; |
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import android.text.InputType; |
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import android.text.method.PasswordTransformationMethod; |
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import android.util.Log; |
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import android.webkit.HttpAuthHandler; |
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import android.webkit.SslErrorHandler; |
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import android.webkit.WebResourceRequest; |
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import android.webkit.WebResourceResponse; |
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import android.webkit.WebView; |
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import android.webkit.WebViewClient; |
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import android.widget.EditText; |
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import android.widget.LinearLayout; |
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import com.squareup.otto.Bus; |
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import java.io.ByteArrayInputStream; |
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import java.net.URISyntaxException; |
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import java.util.ArrayList; |
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import java.util.List; |
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import java.util.Map; |
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import javax.inject.Inject; |
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import acr.browser.lightning.R; |
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import acr.browser.lightning.app.BrowserApp; |
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import acr.browser.lightning.bus.BrowserEvents; |
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import acr.browser.lightning.constant.Constants; |
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import acr.browser.lightning.controller.UIController; |
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import acr.browser.lightning.utils.AdBlock; |
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import acr.browser.lightning.utils.IntentUtils; |
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import acr.browser.lightning.utils.ProxyUtils; |
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import acr.browser.lightning.utils.Utils; |
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public class LightningWebClient extends WebViewClient { |
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private final Activity mActivity; |
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private final LightningView mLightningView; |
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private final UIController mUIController; |
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private final AdBlock mAdBlock; |
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private final Bus mEventBus; |
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private final IntentUtils mIntentUtils; |
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@Inject ProxyUtils mProxyUtils; |
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LightningWebClient(Activity activity, LightningView lightningView) { |
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BrowserApp.getAppComponent().inject(this); |
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mActivity = activity; |
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mUIController = (UIController) activity; |
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mLightningView = lightningView; |
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mAdBlock = AdBlock.getInstance(activity); |
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mAdBlock.updatePreference(); |
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mEventBus = BrowserApp.getBus(); |
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mIntentUtils = new IntentUtils(activity); |
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} |
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@TargetApi(Build.VERSION_CODES.LOLLIPOP) |
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@Override |
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public WebResourceResponse shouldInterceptRequest(WebView view, WebResourceRequest request) { |
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if (mAdBlock.isAd(request.getUrl().toString())) { |
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ByteArrayInputStream EMPTY = new ByteArrayInputStream("".getBytes()); |
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return new WebResourceResponse("text/plain", "utf-8", EMPTY); |
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} |
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return super.shouldInterceptRequest(view, request); |
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} |
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@SuppressWarnings("deprecation") |
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@TargetApi(Build.VERSION_CODES.KITKAT_WATCH) |
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@Override |
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public WebResourceResponse shouldInterceptRequest(WebView view, String url) { |
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if (mAdBlock.isAd(url)) { |
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ByteArrayInputStream EMPTY = new ByteArrayInputStream("".getBytes()); |
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return new WebResourceResponse("text/plain", "utf-8", EMPTY); |
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} |
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return null; |
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} |
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@TargetApi(Build.VERSION_CODES.KITKAT) |
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@Override |
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public void onPageFinished(WebView view, String url) { |
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if (view.isShown()) { |
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mUIController.updateUrl(url, true); |
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view.postInvalidate(); |
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} |
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if (view.getTitle() == null || view.getTitle().isEmpty()) { |
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mLightningView.getTitleInfo().setTitle(mActivity.getString(R.string.untitled)); |
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} else { |
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mLightningView.getTitleInfo().setTitle(view.getTitle()); |
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} |
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if (Build.VERSION.SDK_INT >= android.os.Build.VERSION_CODES.KITKAT && |
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mLightningView.getInvertePage()) { |
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view.evaluateJavascript(Constants.JAVASCRIPT_INVERT_PAGE, null); |
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} |
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mEventBus.post(new BrowserEvents.TabsChanged()); |
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} |
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@Override |
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public void onPageStarted(WebView view, String url, Bitmap favicon) { |
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mLightningView.getTitleInfo().setFavicon(null); |
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if (mLightningView.isShown()) { |
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mUIController.updateUrl(url, false); |
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mUIController.showActionBar(); |
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} |
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mEventBus.post(new BrowserEvents.TabsChanged()); |
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} |
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@Override |
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public void onReceivedHttpAuthRequest(final WebView view, @NonNull final HttpAuthHandler handler, |
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final String host, final String realm) { |
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AlertDialog.Builder builder = new AlertDialog.Builder(mActivity); |
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final EditText name = new EditText(mActivity); |
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final EditText password = new EditText(mActivity); |
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LinearLayout passLayout = new LinearLayout(mActivity); |
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passLayout.setOrientation(LinearLayout.VERTICAL); |
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passLayout.addView(name); |
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passLayout.addView(password); |
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name.setHint(mActivity.getString(R.string.hint_username)); |
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name.setSingleLine(); |
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password.setInputType(InputType.TYPE_TEXT_VARIATION_PASSWORD); |
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password.setSingleLine(); |
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password.setTransformationMethod(new PasswordTransformationMethod()); |
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password.setHint(mActivity.getString(R.string.hint_password)); |
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builder.setTitle(mActivity.getString(R.string.title_sign_in)); |
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builder.setView(passLayout); |
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builder.setCancelable(true) |
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.setPositiveButton(mActivity.getString(R.string.title_sign_in), |
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new DialogInterface.OnClickListener() { |
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@Override |
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public void onClick(DialogInterface dialog, int id) { |
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String user = name.getText().toString(); |
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String pass = password.getText().toString(); |
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handler.proceed(user.trim(), pass.trim()); |
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Log.d(Constants.TAG, "Request Login"); |
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} |
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}) |
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.setNegativeButton(mActivity.getString(R.string.action_cancel), |
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new DialogInterface.OnClickListener() { |
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@Override |
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public void onClick(DialogInterface dialog, int id) { |
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handler.cancel(); |
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} |
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}); |
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AlertDialog alert = builder.create(); |
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alert.show(); |
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} |
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private boolean mIsRunning = false; |
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private float mZoomScale = 0.0f; |
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@TargetApi(Build.VERSION_CODES.KITKAT) |
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@Override |
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public void onScaleChanged(final WebView view, final float oldScale, final float newScale) { |
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if (view.isShown() && mLightningView.mPreferences.getTextReflowEnabled() && |
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Build.VERSION.SDK_INT >= android.os.Build.VERSION_CODES.KITKAT) { |
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if (mIsRunning) |
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return; |
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if (Math.abs(mZoomScale - newScale) > 0.01f) { |
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mIsRunning = view.postDelayed(new Runnable() { |
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@Override |
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public void run() { |
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mZoomScale = newScale; |
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view.evaluateJavascript(Constants.JAVASCRIPT_TEXT_REFLOW, null); |
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mIsRunning = false; |
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} |
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}, 100); |
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} |
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} |
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} |
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private static List<Integer> getAllSslErrorMessageCodes(SslError error) { |
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List<Integer> errorCodeMessageCodes = new ArrayList<>(); |
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if (error.hasError(SslError.SSL_DATE_INVALID)) { |
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errorCodeMessageCodes.add(R.string.message_certificate_date_invalid); |
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} |
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if (error.hasError(SslError.SSL_EXPIRED)) { |
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errorCodeMessageCodes.add(R.string.message_certificate_expired); |
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} |
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if (error.hasError(SslError.SSL_IDMISMATCH)) { |
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errorCodeMessageCodes.add(R.string.message_certificate_domain_mismatch); |
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} |
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if (error.hasError(SslError.SSL_NOTYETVALID)) { |
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errorCodeMessageCodes.add(R.string.message_certificate_not_yet_valid); |
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} |
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if (error.hasError(SslError.SSL_UNTRUSTED)) { |
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errorCodeMessageCodes.add(R.string.message_certificate_untrusted); |
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} |
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if (error.hasError(SslError.SSL_INVALID)) { |
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errorCodeMessageCodes.add(R.string.message_certificate_invalid); |
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} |
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return errorCodeMessageCodes; |
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} |
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@Override |
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public void onReceivedSslError(WebView view, @NonNull final SslErrorHandler handler, SslError error) { |
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List<Integer> errorCodeMessageCodes = getAllSslErrorMessageCodes(error); |
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StringBuilder stringBuilder = new StringBuilder(); |
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for (Integer messageCode : errorCodeMessageCodes) { |
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stringBuilder.append(" - ").append(mActivity.getString(messageCode)).append('\n'); |
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} |
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String alertMessage = |
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mActivity.getString(R.string.message_insecure_connection, stringBuilder.toString()); |
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AlertDialog.Builder builder = new AlertDialog.Builder(mActivity); |
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builder.setTitle(mActivity.getString(R.string.title_warning)); |
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builder.setMessage(alertMessage) |
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.setCancelable(true) |
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.setPositiveButton(mActivity.getString(R.string.action_yes), |
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new DialogInterface.OnClickListener() { |
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@Override |
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public void onClick(DialogInterface dialog, int id) { |
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handler.proceed(); |
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} |
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}) |
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.setNegativeButton(mActivity.getString(R.string.action_no), |
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new DialogInterface.OnClickListener() { |
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@Override |
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public void onClick(DialogInterface dialog, int id) { |
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handler.cancel(); |
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} |
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}); |
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builder.create().show(); |
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} |
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@Override |
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public void onFormResubmission(WebView view, @NonNull final Message dontResend, final Message resend) { |
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AlertDialog.Builder builder = new AlertDialog.Builder(mActivity); |
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builder.setTitle(mActivity.getString(R.string.title_form_resubmission)); |
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builder.setMessage(mActivity.getString(R.string.message_form_resubmission)) |
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.setCancelable(true) |
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.setPositiveButton(mActivity.getString(R.string.action_yes), |
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new DialogInterface.OnClickListener() { |
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@Override |
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public void onClick(DialogInterface dialog, int id) { |
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resend.sendToTarget(); |
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} |
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}) |
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.setNegativeButton(mActivity.getString(R.string.action_no), |
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new DialogInterface.OnClickListener() { |
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@Override |
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public void onClick(DialogInterface dialog, int id) { |
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dontResend.sendToTarget(); |
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} |
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}); |
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AlertDialog alert = builder.create(); |
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alert.show(); |
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} |
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@Override |
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public boolean shouldOverrideUrlLoading(WebView view, String url) { |
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// Check if configured proxy is available |
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if (!mProxyUtils.isProxyReady()) { |
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// User has been notified |
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return true; |
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} |
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Map<String, String> headers = mLightningView.getRequestHeaders(); |
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if (mLightningView.isIncognito()) { |
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view.loadUrl(url, headers); |
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return true; |
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} |
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if (url.startsWith("about:")) { |
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view.loadUrl(url, headers); |
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return true; |
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} |
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if (url.startsWith("mailto:")) { |
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MailTo mailTo = MailTo.parse(url); |
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Intent i = Utils.newEmailIntent(mailTo.getTo(), mailTo.getSubject(), |
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mailTo.getBody(), mailTo.getCc()); |
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mActivity.startActivity(i); |
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view.reload(); |
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return true; |
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} else if (url.startsWith("intent://")) { |
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Intent intent; |
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try { |
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intent = Intent.parseUri(url, Intent.URI_INTENT_SCHEME); |
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} catch (URISyntaxException ignored) { |
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intent = null; |
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} |
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if (intent != null) { |
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intent.addCategory(Intent.CATEGORY_BROWSABLE); |
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intent.setComponent(null); |
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if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.ICE_CREAM_SANDWICH_MR1) { |
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intent.setSelector(null); |
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} |
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try { |
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mActivity.startActivity(intent); |
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} catch (ActivityNotFoundException e) { |
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Log.e(Constants.TAG, "ActivityNotFoundException"); |
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} |
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return true; |
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} |
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} |
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if (!mIntentUtils.startActivityForUrl(view, url)) { |
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view.loadUrl(url, headers); |
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} |
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return true; |
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} |
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}
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