diff --git a/app/src/main/java/io/legado/app/constant/AppConst.kt b/app/src/main/java/io/legado/app/constant/AppConst.kt
index 0d98ed75e..ab152e8a4 100644
--- a/app/src/main/java/io/legado/app/constant/AppConst.kt
+++ b/app/src/main/java/io/legado/app/constant/AppConst.kt
@@ -12,6 +12,8 @@ object AppConst {
     const val APP_TAG = "Legado"
     const val RC_IMPORT_YUEDU_DATA = 100
 
+    const val userAgent = "Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/62.0.2357.134 Safari/537.36"
+
     val SCRIPT_ENGINE = ScriptEngineManager().getEngineByName("rhino")
 
     val NOT_AVAILABLE = App.INSTANCE.getString(R.string.not_available)
diff --git a/app/src/main/java/io/legado/app/data/api/IHttpGetApi.java b/app/src/main/java/io/legado/app/data/api/IHttpGetApi.java
new file mode 100644
index 000000000..499c97d17
--- /dev/null
+++ b/app/src/main/java/io/legado/app/data/api/IHttpGetApi.java
@@ -0,0 +1,27 @@
+package io.legado.app.data.api;
+
+import java.util.Map;
+
+import kotlinx.coroutines.Deferred;
+import retrofit2.Response;
+import retrofit2.http.GET;
+import retrofit2.http.HeaderMap;
+import retrofit2.http.QueryMap;
+import retrofit2.http.Url;
+
+/**
+ * Created by GKF on 2018/1/21.
+ * get web content
+ */
+
+public interface IHttpGetApi {
+    @GET
+    Deferred<Response<String>> get(@Url String url,
+                                   @HeaderMap Map<String, String> headers);
+
+    @GET
+    Deferred<Response<String>> getMap(@Url String url,
+                                      @QueryMap(encoded = true) Map<String, String> queryMap,
+                                      @HeaderMap Map<String, String> headers);
+
+}
diff --git a/app/src/main/java/io/legado/app/data/api/IHttpPostApi.java b/app/src/main/java/io/legado/app/data/api/IHttpPostApi.java
new file mode 100644
index 000000000..0318d263f
--- /dev/null
+++ b/app/src/main/java/io/legado/app/data/api/IHttpPostApi.java
@@ -0,0 +1,33 @@
+package io.legado.app.data.api;
+
+import java.util.Map;
+
+import kotlinx.coroutines.Deferred;
+import okhttp3.RequestBody;
+import retrofit2.Response;
+import retrofit2.http.Body;
+import retrofit2.http.FieldMap;
+import retrofit2.http.FormUrlEncoded;
+import retrofit2.http.HeaderMap;
+import retrofit2.http.POST;
+import retrofit2.http.Url;
+
+/**
+ * Created by GKF on 2018/1/29.
+ * post
+ */
+
+public interface IHttpPostApi {
+
+    @FormUrlEncoded
+    @POST
+    Deferred<Response<String>> postMap(@Url String url,
+                                       @FieldMap(encoded = true) Map<String, String> fieldMap,
+                                       @HeaderMap Map<String, String> headers);
+
+    @FormUrlEncoded
+    @POST
+    Deferred<Response<String>> postJson(@Url String url,
+                                        @Body RequestBody body,
+                                        @HeaderMap Map<String, String> headers);
+}
diff --git a/app/src/main/java/io/legado/app/data/entities/BookSource.kt b/app/src/main/java/io/legado/app/data/entities/BookSource.kt
index db9071165..6e52d5570 100644
--- a/app/src/main/java/io/legado/app/data/entities/BookSource.kt
+++ b/app/src/main/java/io/legado/app/data/entities/BookSource.kt
@@ -4,10 +4,14 @@ import android.os.Parcelable
 import androidx.room.Entity
 import androidx.room.Index
 import androidx.room.PrimaryKey
+import io.legado.app.App
+import io.legado.app.constant.AppConst.userAgent
 import io.legado.app.data.entities.rule.*
 import io.legado.app.utils.GSON
 import io.legado.app.utils.fromJsonObject
+import io.legado.app.utils.getPrefString
 import kotlinx.android.parcel.Parcelize
+import java.util.*
 
 @Parcelize
 @Entity(
@@ -34,6 +38,18 @@ data class BookSource(
     var ruleContent: String? = null           // 正文页规则
 ) : Parcelable {
 
+    fun getHeaderMap(): Map<String, String> {
+        val headerMap = HashMap<String, String>()
+        headerMap["user_agent"] = App.INSTANCE.getPrefString("user_agent") ?: userAgent
+        header?.let {
+            GSON.fromJsonObject<Map<String, String>>(header)?.let {
+                headerMap.putAll(it)
+            }
+        }
+        return headerMap
+    }
+
+
     fun getSearchRule(): SearchRule? {
         return GSON.fromJsonObject<SearchRule>(ruleSearch)
     }
diff --git a/app/src/main/java/io/legado/app/model/analyzeRule/AnalyzeHeaders.kt b/app/src/main/java/io/legado/app/model/analyzeRule/AnalyzeHeaders.kt
deleted file mode 100644
index d96d1e2de..000000000
--- a/app/src/main/java/io/legado/app/model/analyzeRule/AnalyzeHeaders.kt
+++ /dev/null
@@ -1,37 +0,0 @@
-package io.legado.app.model.analyzeRule
-
-import android.text.TextUtils.isEmpty
-import io.legado.app.App
-import io.legado.app.R
-import io.legado.app.data.entities.BookSource
-import io.legado.app.utils.GSON
-import io.legado.app.utils.fromJsonObject
-import io.legado.app.utils.getPrefString
-import java.util.*
-
-/**
- * Created by GKF on 2018/3/2.
- * 解析Headers
- */
-
-object AnalyzeHeaders {
-
-    private val defaultUserAgent: String
-        get() = App.INSTANCE.getPrefString("user_agent")
-            ?: App.INSTANCE.getString(R.string.pv_user_agent)
-
-    fun getMap(bookSource: BookSource?): Map<String, String> {
-        val headerMap = HashMap<String, String>()
-        if (bookSource != null && !isEmpty(bookSource.header)) {
-            bookSource.header?.let {
-                val map: HashMap<String, String>? = GSON.fromJsonObject<HashMap<String, String>>(it)
-                map?.let { headerMap.putAll(map) }
-            }
-        }
-        if (bookSource != null) {
-            val cookie = App.db.sourceCookieDao().getCookieByUrl(bookSource.bookSourceUrl)
-            cookie?.let { headerMap["Cookie"] = cookie }
-        }
-        return headerMap
-    }
-}