With http network logs

Author: maskara

app/src/main/java/fr/free/nrw/commons/mwapi/ApacheHttpClientMediaWikiApi.java

@@ -92,6 +92,7 @@ public ApacheHttpClientMediaWikiApi(Context context,
         ClientConnectionManager cm = new ThreadSafeClientConnManager(params, schemeRegistry);
         params.setParameter(CoreProtocolPNames.USER_AGENT, getUserAgent());
         httpClient = new DefaultHttpClient(cm, params);
+        httpClient.addRequestInterceptor(NetworkInterceptors.getHttpRequestInterceptor());
         api = new MWApi(apiURL, httpClient);
         wikidataApi = new MWApi(wikidatApiURL, httpClient);
         this.defaultPreferences = defaultPreferences;

app/src/main/java/fr/free/nrw/commons/mwapi/NetworkInterceptors.java

@@ -0,0 +1,85 @@
+package fr.free.nrw.commons.mwapi;
+
+import android.support.annotation.NonNull;
+
+import org.apache.http.Header;
+import org.apache.http.HttpRequest;
+import org.apache.http.HttpRequestInterceptor;
+import org.apache.http.impl.client.ClientParamsStack;
+import org.apache.http.params.HttpParamsNames;
+import org.apache.http.protocol.HttpContext;
+
+import java.util.HashSet;
+import java.util.Set;
+
+import timber.log.Timber;
+
+public class NetworkInterceptors {
+
+    /**
+     * Interceptor to log the HTTP request
+     */
+    @NonNull
+    public static HttpRequestInterceptor getHttpRequestInterceptor() {
+        return (HttpRequest request, HttpContext httpContext) -> {
+            Timber.v("<<<<<<<<<<<<<< START OF REQUEST LOGGING [%s] >>>>>>>>>>>>", request.getRequestLine().getUri());
+
+            Timber.v("Request line:\n %s", request.getRequestLine().toString());
+            logRequestParams(request);
+            logRequestHeaders(request);
+            Timber.v("Protocol version:\n %s", request.getProtocolVersion());
+
+            Timber.v("<<<<<<<<<<<<<< END OF REQUEST LOGGING [%s] >>>>>>>>>>>>", request.getRequestLine().getUri());
+        };
+    }
+
+    /**
+     * Log all request params from a HTTPRequest
+     * @param request
+     */
+    private static void logRequestParams(HttpRequest request) {
+        Set<String> names = new HashSet<>();
+        if (request.getParams() instanceof ClientParamsStack) {
+            ClientParamsStack cps = (ClientParamsStack) request.getParams();
+            if (cps.getApplicationParams() != null
+                    && cps.getRequestParams() instanceof HttpParamsNames) {
+                names.addAll(((HttpParamsNames) cps.getApplicationParams()).getNames());
+            }
+            if (cps.getClientParams() != null
+                    && cps.getClientParams() instanceof HttpParamsNames) {
+                names.addAll(((HttpParamsNames) cps.getClientParams()).getNames());
+            }
+            if (cps.getRequestParams() != null
+                    && cps.getRequestParams() instanceof HttpParamsNames) {
+                names.addAll(((HttpParamsNames) cps.getRequestParams()).getNames());
+            }
+            if (cps.getOverrideParams() != null
+                    && cps.getRequestParams() instanceof HttpParamsNames) {
+                names.addAll(((HttpParamsNames) cps.getOverrideParams()).getNames());
+            }
+        } else {
+            HttpParamsNames params = (HttpParamsNames) request.getParams();
+            names = params.getNames();
+        }
+
+        Timber.v("<<<<<<<<<<<<<< REQUEST PARAMS >>>>>>>>>>>>");
+        for (String name : names) {
+            Timber.v("Param >> %s: %s", name, request.getParams().getParameter(name));
+        }
+        Timber.v("<<<<<<<<<<<<<< REQUEST PARAMS >>>>>>>>>>>>");
+    }
+
+    /**
+     * Log all headers from a HTTPRequest
+     * @param request
+     */
+    private static void logRequestHeaders(HttpRequest request) {
+        Header[] headerFields = request.getAllHeaders();
+
+        Timber.v("<<<<<<<<<<<<<< HEADERS >>>>>>>>>>>>");
+        for (int e = 0; e < request.getAllHeaders().length; e++) {
+            Timber.v("Header >> %s: %s", headerFields[e].getName(), headerFields[e].getValue());
+        }
+        Timber.v("<<<<<<<<<<<<<< HEADERS >>>>>>>>>>>>");
+    }
+}