Dan*_*ion 8 user-agent android http-headers cordova
我有一个Android Phonegap/Cordova应用程序,它与ASP.NET MVC Web应用程序交互.我试图检测服务器端是否从浏览器或我的Phonegap/Cordova应用程序加载网页.
我考虑过几种方法:
我在用户代理字符串更改时做错了吗?或者有另一种方法可以实现这一目标吗?
因此,对于Cordova 5.1.1及其平台版Android 4.0.2(我目前在使用Cordova 5.1.1时开箱即用),这些答案不再有效.
经过一些艰难的探索之后,上述版本的解决方案现在如下:
通常MainActivity.java由cordova默认创建并扩展CordovaActivity,覆盖makeWebViewEngine方法:
@Override
protected CordovaWebViewEngine makeWebViewEngine() {
CordovaWebViewEngine cordovaWebViewEngine = super.makeWebViewEngine();
WebSettings settings = ((SystemWebView) ((SystemWebViewEngine) cordovaWebViewEngine).getView()).getSettings();
settings.setUserAgentString("MreaderMobile App / Android");
return cordovaWebViewEngine;
}
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将来,当他们升级Android平台的版本时,这应该通过config.xml更容易完成,但它不是ATM的选项,因为我评论错误修正线程CB-8960
看起来有一个类似的拉取请求(将“cordova/phonegap”添加到 UAS)
https://github.com/apache/cordova-android/pull/10
这是它的核心。
所以我会扩展 DroidGap 并覆盖public void init(CordovaWebView webView, CordovaWebViewClient webViewClient, CordovaChromeClient webChromeClient):
...
WebSettings settings = this.appView.getSettings();
String userAgent = settings.getUserAgentString();
// can append or redefine here
userAgent += " PhoneGap/Cordova";
settings.setUserAgentString(userAgent);
...
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然后,您可以使用扩展的 DroidGap 并控制如何定义用户代理字符串。
刚刚确认了这一点,这里是使用当前 Cordova 实现的完整代码:
package com.focusatwill.androidApp;
import org.apache.cordova.CordovaChromeClient;
import org.apache.cordova.CordovaWebView;
import org.apache.cordova.CordovaWebViewClient;
import org.apache.cordova.DroidGap;
import org.apache.cordova.api.LOG;
import android.util.Log;
import android.view.View;
import android.view.ViewGroup;
import android.webkit.WebSettings;
import android.widget.LinearLayout;
public class DroidGapCustom extends DroidGap {
/**
* Initialize web container with web view objects.
*
* @param webView
* @param webViewClient
* @param webChromeClient
*/
public void init(CordovaWebView webView, CordovaWebViewClient webViewClient, CordovaChromeClient webChromeClient) {
LOG.d("EVENT", "Custom DroidGap.init()");
// Set up web container
this.appView = webView;
// Custom addition of user agent string
WebSettings settings = this.appView.getSettings();
String userAgent = settings.getUserAgentString();
// can append or redefine here
userAgent += " PhoneGap/Cordova";
settings.setUserAgentString(userAgent);
this.appView.setId(100);
this.appView.setWebViewClient(webViewClient);
this.appView.setWebChromeClient(webChromeClient);
webViewClient.setWebView(this.appView);
webChromeClient.setWebView(this.appView);
this.appView.setLayoutParams(new LinearLayout.LayoutParams(
ViewGroup.LayoutParams.MATCH_PARENT,
ViewGroup.LayoutParams.MATCH_PARENT,
1.0F));
// Add web view but make it invisible while loading URL
this.appView.setVisibility(View.INVISIBLE);
this.root.addView(this.appView);
setContentView(this.root);
// Clear cancel flag
this.cancelLoadUrl = false;
}
}
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