\u6700\u5f00\u59cb\u60f3\u5230\u7684\u65b9\u6848\u662f\u76f4\u63a5\u62e6\u622aH5\u4e2d\u6240\u6709\u7684\u8bf7\u6c42\uff1a<\/p>\n
webView.setWebViewClient(new WebViewClient() {\n @Override\n public WebResourceResponse shouldInterceptRequest(WebView view, WebResourceRequest request) {\n\n }\n});<\/code><\/pre>\n<\/p>\n
\u4f46\u662f\u901a\u8fc7\u6b64\u65b9\u6cd5\u53ea\u80fd\u83b7\u53d6Get\u8bf7\u6c42\u7684\u53c2\u6570\uff08\u56e0\u4e3a\u53c2\u6570\u76f4\u63a5\u62fc\u5728URL\u94fe\u63a5\u4e2d\uff09\uff0c\u5bf9\u4e8ePost\u8bf7\u6c42\u7684\u53c2\u6570\u65e0\u53ef\u5948\u4f55<\/p>\n
\u53c2\u8003\uff1ahttps:\/\/github.com\/KonstantinSchubert\/request_data_webviewclient<\/a>
\n\u53c2\u8003\uff1ahttps:\/\/github.com\/KeejOow\/android-post-webview<\/a>
\n\u53c2\u8003\uff1ahttps:\/\/www.cnblogs.com\/lanxingren\/archive\/2019\/04\/12\/10697106.html<\/a><\/p>\npublic class MainActivity extends AppCompatActivity {\n\n private String mUrl;\n\n @Override\n protected void onCreate(Bundle savedInstanceState) {\n super.onCreate(savedInstanceState);\n setContentView(R.layout.activity_main);\n StatusBarUtil.setLightMode(this);\n StatusBarUtil.setTransparent(this);\n StatusBarUtil.setColor(this, Color.WHITE, 0);\n mLinearLayout = this.findViewById(R.id.container);\n mUrl = "https:\/\/checkout.appblog.cn\/xxxxxx";\n initView();\n }\n\n private void initView() {\n Map<String, String> webviewHeader =new HashMap<>();\n \/\/\u6b64\u65b9\u6cd5\u65e0\u6548\n webviewHeader.put("Referer", "www.appblog.cn");\n webviewHeader.put("referrer", "www.appblog.cn");\n\n WebView webView = findViewById(R.id.web_view);\n WebSettings webSettings = webView.getSettings();\n webSettings.setJavaScriptEnabled(true);\n webSettings.setJavaScriptCanOpenWindowsAutomatically(true);\n webSettings.setCacheMode(WebSettings.LOAD_NO_CACHE);\n webSettings.setDomStorageEnabled(true);\n webSettings.setDatabaseEnabled(true);\n webSettings.setAppCacheEnabled(true);\n webSettings.setAllowFileAccess(true);\n webSettings.setSavePassword(true);\n webSettings.setSupportZoom(true);\n webSettings.setBuiltInZoomControls(true);\n webSettings.setLayoutAlgorithm(WebSettings.LayoutAlgorithm.NARROW_COLUMNS);\n webSettings.setUseWideViewPort(true);\n\n webView.setWebViewClient(new WriteHandlingWebViewClient(webView) {\n @Override\n public WebResourceResponse shouldInterceptRequest(WebView view, WriteHandlingWebResourceRequest request) {\n String url = request.getUrl().toString();\n Log.i("yezhou", request.getUrl().toString());\n if (url.contains("gateway")) {\n return getNewResponse(request);\n } else {\n return super.shouldInterceptRequest(view, request);\n }\n }\n\n @Override\n public void onReceivedSslError(WebView view, SslErrorHandler handler, SslError error) {\n handler.proceed();\n }\n });\n\n webView.loadUrl(mUrl, webviewHeader);\n }\n\n private WebResourceResponse getNewResponse(WriteHandlingWebResourceRequest resourceRequest) {\n try {\n OkHttpClient httpClient = new OkHttpClient();\n String url = resourceRequest.getUrl().toString();\n\n Request.Builder builder = new Request.Builder();\n \/\/Request request = new Request.Builder()\n builder.url(url.trim());\n if (url.contains("gateway")) {\n builder.addHeader("referrer", "testpay.th.jiaozifin.com"); \/\/ Example header\n }\n if ("POST".equalsIgnoreCase(resourceRequest.getMethod())) {\n builder.post(RequestBody.create(resourceRequest.getAjaxData().getBytes()));\n }\n Request request = builder.build();\n\n Response response = httpClient.newCall(request).execute();\n\n return new WebResourceResponse(\n null,\n response.header("content-encoding", "utf-8"),\n response.body().byteStream()\n );\n\n } catch (Exception e) {\n return null;\n }\n\n }\n}<\/code><\/pre>\nAjaxInterceptJavascriptInterface.java<\/p>\n
import java.io.IOException;\nimport org.jsoup.Jsoup;\n\nimport android.content.Context;\nimport android.webkit.JavascriptInterface;\n\nclass AjaxInterceptJavascriptInterface {\n\n private static String interceptHeader = null;\n private WriteHandlingWebViewClient mWebViewClient = null;\n\n public AjaxInterceptJavascriptInterface(WriteHandlingWebViewClient webViewClient) {\n mWebViewClient = webViewClient;\n }\n\n public static String enableIntercept(Context context, byte[] data) throws IOException {\n if (interceptHeader == null) {\n interceptHeader = new String(\n Utils.consumeInputStream(context.getAssets().open("interceptheader.html"))\n );\n }\n\n org.jsoup.nodes.Document doc = Jsoup.parse(new String(data));\n doc.outputSettings().prettyPrint(true);\n\n \/\/ Prefix every script to capture submits\n \/\/ Make sure our interception is the first element in the\n \/\/ header\n org.jsoup.select.Elements element = doc.getElementsByTag("head");\n if (element.size() > 0) {\n element.get(0).prepend(interceptHeader);\n }\n\n String pageContents = doc.toString();\n return pageContents;\n }\n\n @JavascriptInterface\n public void customAjax(final String ID, final String body) {\n mWebViewClient.addAjaxRequest(ID, body);\n }\n}<\/code><\/pre>\nUtils.java<\/p>\n
import java.io.ByteArrayOutputStream;\nimport java.io.IOException;\nimport java.io.InputStream;\n\nclass Utils {\n\n static byte[] consumeInputStream(InputStream inputStream) throws IOException {\n ByteArrayOutputStream byteArrayOutputStream = new ByteArrayOutputStream();\n byte[] buffer = new byte[1024];\n for (int count; (count = inputStream.read(buffer)) != -1; ) {\n byteArrayOutputStream.write(buffer, 0, count);\n }\n return byteArrayOutputStream.toByteArray();\n }\n}<\/code><\/pre>\nWriteHandlingWebResourceRequest.java<\/p>\n
import android.net.Uri;\nimport android.webkit.WebResourceRequest;\nimport java.util.Map;\n\npublic class WriteHandlingWebResourceRequest implements WebResourceRequest {\n final private Uri uri;\n final private WebResourceRequest originalWebResourceRequest;\n final private String requestBody;\n\n WriteHandlingWebResourceRequest(\n WebResourceRequest originalWebResourceRequest,\n String requestBody,\n Uri uri\n ){\n this.originalWebResourceRequest = originalWebResourceRequest;\n this.requestBody = requestBody;\n if (uri!=null) {\n this.uri = uri;\n }else{\n this.uri = originalWebResourceRequest.getUrl();\n }\n }\n\n @Override\n public Uri getUrl() {\n return this.uri;\n }\n\n @Override\n public boolean isForMainFrame() {\n return originalWebResourceRequest.isForMainFrame();\n }\n\n @Override\n public boolean isRedirect() {\n throw new UnsupportedOperationException();\n }\n\n @Override\n public boolean hasGesture() {\n return originalWebResourceRequest.hasGesture();\n }\n\n @Override\n public String getMethod() {\n return originalWebResourceRequest.getMethod();\n }\n\n @Override\n public Map<String, String> getRequestHeaders() {\n return originalWebResourceRequest.getRequestHeaders();\n }\n public String getAjaxData(){\n return requestBody;\n }\n\n public boolean hasAjaxData(){\n return requestBody != null;\n }\n}<\/code><\/pre>\nWriteHandlingWebViewClient.java<\/p>\n
import android.content.Context;\nimport android.net.Uri;\nimport android.webkit.WebResourceRequest;\nimport android.webkit.WebResourceResponse;\nimport android.webkit.WebView;\nimport android.webkit.WebViewClient;\n\nimport java.io.ByteArrayInputStream;\nimport java.io.InputStream;\nimport java.util.HashMap;\nimport java.util.Map;\n\npublic class WriteHandlingWebViewClient extends WebViewClient {\n\n private final String MARKER = "AJAXINTERCEPT";\n private Map<String, String> ajaxRequestContents = new HashMap<>();\n\n public WriteHandlingWebViewClient(WebView webView) {\n AjaxInterceptJavascriptInterface ajaxInterface = new AjaxInterceptJavascriptInterface(this);\n webView.addJavascriptInterface(ajaxInterface , "interception");\n }\n\n \/*\n This here is the "fixed" shouldInterceptRequest method that you should override.\n It receives a WriteHandlingWebResourceRequest instead of a WebResourceRequest.\n *\/\n public WebResourceResponse shouldInterceptRequest(\n final WebView view,\n WriteHandlingWebResourceRequest request\n ){\n return null;\n }\n\n @Override\n public final WebResourceResponse shouldInterceptRequest(\n final WebView view,\n WebResourceRequest request\n ) {\n\n String requestBody = null;\n Uri uri = request.getUrl();\n if (isAjaxRequest(request)){\n requestBody = getRequestBody(request);\n uri = getOriginalRequestUri(request, MARKER);\n }\n WebResourceResponse webResourceResponse = shouldInterceptRequest(\n view,\n new WriteHandlingWebResourceRequest(request, requestBody, uri)\n );\n if (webResourceResponse == null){\n return webResourceResponse;\n } else {\n return injectIntercept(webResourceResponse, view.getContext());\n }\n }\n\n void addAjaxRequest(String id, String body){\n ajaxRequestContents.put(id, body);\n }\n\n private String getRequestBody(WebResourceRequest request){\n String requestID = getAjaxRequestID(request);\n return getAjaxRequestBodyByID(requestID);\n }\n\n private boolean isAjaxRequest(WebResourceRequest request){\n return request.getUrl().toString().contains(MARKER);\n }\n\n private String[] getUrlSegments(WebResourceRequest request, String divider){\n String urlString = request.getUrl().toString();\n return urlString.split(divider);\n }\n\n private String getAjaxRequestID(WebResourceRequest request) {\n return getUrlSegments(request, MARKER)[1];\n }\n\n private Uri getOriginalRequestUri(WebResourceRequest request, String marker){\n String urlString = getUrlSegments(request, marker)[0];\n return Uri.parse(urlString);\n }\n\n private String getAjaxRequestBodyByID(String requestID){\n String body = ajaxRequestContents.get(requestID);\n ajaxRequestContents.remove(requestID);\n return body;\n }\n\n private WebResourceResponse injectIntercept(WebResourceResponse response, Context context){\n String encoding = response.getEncoding();\n String mime = response.getMimeType();\n InputStream responseData = response.getData();\n InputStream injectedResponseData = injectInterceptToStream(\n context,\n responseData,\n mime,\n encoding\n );\n return new WebResourceResponse(mime, encoding, injectedResponseData);\n }\n\n private InputStream injectInterceptToStream(\n Context context,\n InputStream is,\n String mime,\n String charset\n ) {\n try {\n byte[] pageContents = Utils.consumeInputStream(is);\n if (mime.equals("text\/html")) {\n pageContents = AjaxInterceptJavascriptInterface\n .enableIntercept(context, pageContents)\n .getBytes(charset);\n }\n\n return new ByteArrayInputStream(pageContents);\n } catch (Exception e){\n throw new RuntimeException(e.getMessage());\n }\n }\n}<\/code><\/pre>\n","protected":false},"excerpt":{"rendered":"\u6700\u5f00\u59cb\u60f3\u5230\u7684\u65b9\u6848\u662f\u76f4\u63a5\u62e6\u622aH5\u4e2d\u6240\u6709\u7684\u8bf7\u6c42\uff1a webView.setWebViewClient(new Web […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[311],"tags":[67],"class_list":["post-1873","post","type-post","status-publish","format-standard","hentry","category-android-advance","tag-webview"],"_links":{"self":[{"href":"https:\/\/www.appblog.cn\/index.php\/wp-json\/wp\/v2\/posts\/1873","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.appblog.cn\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.appblog.cn\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.appblog.cn\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.appblog.cn\/index.php\/wp-json\/wp\/v2\/comments?post=1873"}],"version-history":[{"count":0,"href":"https:\/\/www.appblog.cn\/index.php\/wp-json\/wp\/v2\/posts\/1873\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.appblog.cn\/index.php\/wp-json\/wp\/v2\/media?parent=1873"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.appblog.cn\/index.php\/wp-json\/wp\/v2\/categories?post=1873"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.appblog.cn\/index.php\/wp-json\/wp\/v2\/tags?post=1873"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}