有没有办法阻止 Android WebView 中的广告?我正在构建允许用户浏览网页但需要阻止广告的应用程序。它基本上是一个自定义浏览器,但我需要摆脱广告。
我最好的选择是什么?
基于:https : //github.com/adblockplus/adblockplusandroid
看到这个:https : //gist.github.com/rjeschke/eb1bb76128c5e9a9e7bc
import java.io.File;
import java.util.regex.Pattern;
import org.adblockplus.android.ABPEngine;
import org.adblockplus.libadblockplus.FilterEngine.ContentType;
import android.content.Context;
import android.webkit.WebResourceResponse;
import android.webkit.WebView;
import android.webkit.WebViewClient;
public class BlockingWebViewClient extends WebViewClient
{
private ABPEngine engine;
private static final Pattern RE_JS = Pattern.compile("\\.js$", Pattern.CASE_INSENSITIVE);
private static final Pattern RE_CSS = Pattern.compile("\\.css$", Pattern.CASE_INSENSITIVE);
private static final Pattern RE_IMAGE = Pattern.compile("\\.(?:gif|png|jpe?g|bmp|ico)$", Pattern.CASE_INSENSITIVE);
private static final Pattern RE_FONT = Pattern.compile("\\.(?:ttf|woff)$", Pattern.CASE_INSENSITIVE);
private static final Pattern RE_HTML = Pattern.compile("\\.html?$", Pattern.CASE_INSENSITIVE);
public void start(Context context)
{
final File basePath = context.getFilesDir();
this.engine = ABPEngine.create(context, ABPEngine.generateAppInfo(context),
basePath.getAbsolutePath());
// Additional steps may be required here, i.e. :
// - subscription selection or updating
// - maybe also setting other options (like AcceptableAds)
// It might also be a good idea to delay the first calls until
// everything is loaded, have a look at AndroidFilterChangeCallback
// and ABPEngine.create()
}
@Override
public WebResourceResponse shouldInterceptRequest(WebView view, String url)
{
// Determine the content
ContentType contentType = null;
if (RE_JS.matcher(url).find())
{
contentType = ContentType.SCRIPT;
}
else if (RE_CSS.matcher(url).find())
{
contentType = ContentType.STYLESHEET;
}
else if (RE_IMAGE.matcher(url).find())
{
contentType = ContentType.IMAGE;
}
else if (RE_FONT.matcher(url).find())
{
contentType = ContentType.FONT;
}
else if (RE_HTML.matcher(url).find())
{
contentType = ContentType.SUBDOCUMENT;
}
else
{
contentType = ContentType.OTHER;
}
// Check if we should block ... we sadly do not have the referrer chain here,
// might also be hard to get as we do not have HTTP headers here
if (engine.matches(url, contentType, new String[0]))
{
// If we should block, return empty response which results in a 404
return new WebResourceResponse("text/plain", "UTF-8", null);
}
// Otherwise, continue by returning null
return null;
}
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}
已经完成了:https : //github.com/adblockplus/libadblockplus-android
你可以把它放在xml:
<org.adblockplus.libadblockplus.android.webview.AdblockWebView
android:id="@+id/main_webview"
android:layout_width="match_parent"
android:layout_height="match_parent"/>
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