去除xpath库,直接用jsoup解析xpath

app/build.gradle

@@ -191,7 +191,6 @@ dependencies {
     //规则相关
     implementation('org.jsoup:jsoup:1.15.4')
     implementation('com.jayway.jsonpath:json-path:2.7.0')
-    implementation('cn.wanghaomiao:JsoupXpath:2.5.2')
     implementation(project(path: ':epublib'))
 
     //JS rhino

app/src/main/assets/defaultData/dictRules.json

@@ -2,7 +2,7 @@
   {
     "name": "百度汉语",
     "urlRule": "https://dict.baidu.com/s?wd={{key}}",
-    "showRule": "@js:var jsoup = org.jsoup.Jsoup.parse(result)\njsoup.select(\"script\").remove()\njsoup.select(\"#word-header\").remove()\njsoup.select(\"#term-header\").remove()\njsoup.select(\".more-button\").remove()\njsoup.select(\".disactive\").remove()\njsoup.select(\"#download-wrapper\").remove()\njsoup.select(\"#right-panel\").remove()\njsoup.select(\"#content-panel\").html()",
+    "showRule": "@js:var jsoup = org.jsoup.Jsoup.parse(result)\njsoup.select(\"script\").remove()\njsoup.select(\"#word-header\").remove()\njsoup.select(\"#term-header\").remove()\njsoup.select(\".more-button\").remove()\njsoup.select(\".disactive\").remove()\njsoup.select(\"#download-wrapper\").remove()\njsoup.select(\"#upload-dialog\").remove()\njsoup.select(\"#right-panel\").remove()\njsoup.select(\"#content-panel\").html()",
     "enabled": true,
     "sortNumber": 0
   },

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

@@ -6,7 +6,6 @@ import org.jsoup.nodes.Element
 import org.jsoup.select.Collector
 import org.jsoup.select.Elements
 import org.jsoup.select.Evaluator
-import org.seimicrawler.xpath.JXNode
 
 /**
  * Created by GKF on 2018/1/25.
@@ -14,20 +13,16 @@ import org.seimicrawler.xpath.JXNode
  */
 @Keep
 class AnalyzeByJSoup(doc: Any) {
-    companion object {
 
-        fun parse(doc: Any): Element {
-            return when (doc) {
-                is Element -> doc
-                is JXNode -> if (doc.isElement) doc.asElement() else Jsoup.parse(doc.toString())
-                else -> Jsoup.parse(doc.toString())
-            }
-        }
+    private var element: Element = parse(doc)
 
+    private fun parse(doc: Any): Element {
+        return when (doc) {
+            is Element -> doc
+            else -> Jsoup.parse(doc.toString())
+        }
     }
 
-    private var element: Element = parse(doc)
-
     /**
      * 获取列表
      */
@@ -470,7 +465,6 @@ class AnalyzeByJSoup(doc: Any) {
                     l = "" //清空
                     curMinus = false //重置
                 }
-
             }
 
             split = ' '

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

@@ -3,62 +3,34 @@ package io.legado.app.model.analyzeRule
 import android.text.TextUtils
 import androidx.annotation.Keep
 import org.jsoup.Jsoup
-import org.jsoup.nodes.Document
 import org.jsoup.nodes.Element
-import org.jsoup.parser.Parser
+import org.jsoup.nodes.TextNode
 import org.jsoup.select.Elements
-import org.seimicrawler.xpath.JXDocument
-import org.seimicrawler.xpath.JXNode
 
 @Keep
 class AnalyzeByXPath(doc: Any) {
-    private var jxNode: Any = parse(doc)
 
-    private fun parse(doc: Any): Any {
-        return when (doc) {
-            is JXNode -> if (doc.isElement) doc else strToJXDocument(doc.toString())
-            is Document -> JXDocument.create(doc)
-            is Element -> JXDocument.create(Elements(doc))
-            is Elements -> JXDocument.create(doc)
-            else -> strToJXDocument(doc.toString())
-        }
-    }
+    private var element: Element = parse(doc)
 
-    private fun strToJXDocument(html: String): JXDocument {
-        var html1 = html
-        if (html1.endsWith("</td>")) {
-            html1 = "<tr>${html1}</tr>"
-        }
-        if (html1.endsWith("</tr>") || html1.endsWith("</tbody>")) {
-            html1 = "<table>${html1}</table>"
-        }
-        if (html1.trim().startsWith("<?xml", true)) {
-            return JXDocument.create(Jsoup.parse(html1, Parser.xmlParser()))
-        }
-        return JXDocument.create(html1)
-    }
-
-    private fun getResult(xPath: String): List<JXNode>? {
-        val node = jxNode
-        return if (node is JXNode) {
-            node.sel(xPath)
-        } else {
-            (node as JXDocument).selN(xPath)
+    private fun parse(doc: Any): Element {
+        return when (doc) {
+            is Element -> doc
+            else -> Jsoup.parse(doc.toString())
         }
     }
 
-    internal fun getElements(xPath: String): List<JXNode>? {
+    internal fun getElements(xPath: String): Elements? {
 
         if (xPath.isEmpty()) return null
 
-        val jxNodes = ArrayList<JXNode>()
+        val jxNodes = Elements()
         val ruleAnalyzes = RuleAnalyzer(xPath)
         val rules = ruleAnalyzes.splitRule("&&", "||", "%%")
 
         if (rules.size == 1) {
-            return getResult(rules[0])
+            return element.selectXpath(rules[0])
         } else {
-            val results = ArrayList<List<JXNode>>()
+            val results = ArrayList<Elements>()
             for (rl in rules) {
                 val temp = getElements(rl)
                 if (temp != null && temp.isNotEmpty()) {
@@ -94,8 +66,8 @@ class AnalyzeByXPath(doc: Any) {
         val rules = ruleAnalyzes.splitRule("&&", "||", "%%")
 
         if (rules.size == 1) {
-            getResult(xPath)?.map {
-                result.add(it.asString())
+            element.selectXpath(xPath).forEach {
+                result.add(it.toString())
             }
             return result
         } else {
@@ -132,10 +104,22 @@ class AnalyzeByXPath(doc: Any) {
         val ruleAnalyzes = RuleAnalyzer(rule)
         val rules = ruleAnalyzes.splitRule("&&", "||")
         if (rules.size == 1) {
-            getResult(rule)?.let {
-                return TextUtils.join("\n", it)
+            val xpath = when {
+                rule.startsWith("///") -> ".${rule.substring(1)}"
+                rule.startsWith("/") -> ".$rule"
+                else -> rule
+            }
+            val x = xpath.substringAfterLast("/")
+            return if (x.startsWith("@")) {
+                element.selectXpath(xpath.substringBeforeLast("/"))
+                    .eachAttr(x.substring(1)).let {
+                        TextUtils.join("\n", it)
+                    }
+            } else {
+                element.selectXpath(xpath, TextNode::class.java).let {
+                    TextUtils.join("\n", it)
+                }
             }
-            return null
         } else {
             val textList = arrayListOf<String>()
             for (rl in rules) {

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

@@ -458,7 +458,8 @@ class AnalyzeRule(
                     mode = Mode.Json
                     ruleStr
                 }
-                ruleStr.startsWith("/") -> {//XPath特征很明显,无需配置单独的识别标头
+                ruleStr.startsWith("/") || ruleStr.startsWith("./") -> {
+                    //XPath特征很明显,无需配置单独的识别标头
                     mode = Mode.XPath
                     ruleStr
                 }
@@ -603,6 +604,7 @@ class AnalyzeRule(
                     || ruleStr.startsWith("$.")
                     || ruleStr.startsWith("$[")
                     || ruleStr.startsWith("//")
+                    || ruleStr.startsWith("./")
         }
     }