解析正文url时传入chapter参数

app/src/main/assets/updateLog.md

@@ -6,6 +6,7 @@
 **2020/10/04**
 * 更新时预下载10章
 * 支持更多分组
+* 
 
 **2020/10/02**
 * 优化规则解析

app/src/main/java/io/legado/app/model/analyzeRule/AnalyzeUrl.kt

@@ -11,6 +11,7 @@ import io.legado.app.constant.AppConst.userAgent
 import io.legado.app.constant.AppPattern.EXP_PATTERN
 import io.legado.app.constant.AppPattern.JS_PATTERN
 import io.legado.app.data.entities.BaseBook
+import io.legado.app.data.entities.BookChapter
 import io.legado.app.help.JsExtensions
 import io.legado.app.help.http.*
 import io.legado.app.help.http.api.HttpGetApi
@@ -39,8 +40,9 @@ class AnalyzeUrl(
     speakSpeed: Int? = null,
     headerMapF: Map<String, String>? = null,
     baseUrl: String? = null,
-    val book: BaseBook? = null,
     var useWebView: Boolean = false,
+    val book: BaseBook? = null,
+    val chapter: BookChapter? = null
 ) : JsExtensions {
     companion object {
         private val pagePattern = Pattern.compile("<(.*?)>")

app/src/main/java/io/legado/app/model/webBook/WebBook.kt

@@ -106,10 +106,10 @@ class WebBook(val bookSource: BookSource) {
                     book.infoHtml
                 } else {
                     val analyzeUrl = AnalyzeUrl(
-                        book = book,
                         ruleUrl = book.bookUrl,
                         baseUrl = sourceUrl,
-                        headerMapF = bookSource.getHeaderMap()
+                        headerMapF = bookSource.getHeaderMap(),
+                        book = book
                     )
                     analyzeUrl.getResponseAwait(bookSource.bookSourceUrl).body
                 }
@@ -177,13 +177,13 @@ class WebBook(val bookSource: BookSource) {
             if (bookChapter.url == book.bookUrl && !book.tocHtml.isNullOrEmpty()) {
                 book.tocHtml
             } else {
-                val analyzeUrl =
-                    AnalyzeUrl(
-                        book = book,
-                        ruleUrl = bookChapter.url,
-                        baseUrl = book.tocUrl,
-                        headerMapF = bookSource.getHeaderMap()
-                    )
+                val analyzeUrl = AnalyzeUrl(
+                    ruleUrl = bookChapter.url,
+                    baseUrl = book.tocUrl,
+                    headerMapF = bookSource.getHeaderMap(),
+                    book = book,
+                    chapter = bookChapter
+                )
                 analyzeUrl.getResponseAwait(
                     bookSource.bookSourceUrl,
                     jsStr = bookSource.getContentRule().webJs,