update the script

webmagic-scripts/pom.xml

@@ -16,6 +16,10 @@
             <artifactId>jruby</artifactId>
             <version>1.7.6</version>
         </dependency>
+        <dependency><groupId>org.python</groupId>
+            <artifactId>jython</artifactId>
+            <version>2.5.3</version>
+        </dependency>
         <dependency>
             <groupId>commons-cli</groupId>
             <artifactId>commons-cli</artifactId>

webmagic-scripts/src/main/java/us/codecraft/webmagic/scripts/Language.java

@@ -7,7 +7,9 @@ public enum Language {
 
     JavaScript("javascript","js/defines.js",""),
 
-    JRuby("jruby","ruby/defines.rb","");
+    JRuby("jruby","ruby/defines.rb",""),
+
+    Jython("jython","python/defines.py","");
 
     private String engineName;
 

webmagic-scripts/src/main/java/us/codecraft/webmagic/scripts/ScriptProcessor.java

@@ -1,6 +1,9 @@
 package us.codecraft.webmagic.scripts;
 
 import org.apache.commons.io.IOUtils;
+import org.jruby.RubyHash;
+import org.python.core.PyDictionary;
+import sun.org.mozilla.javascript.internal.NativeObject;
 import us.codecraft.webmagic.Page;
 import us.codecraft.webmagic.Site;
 import us.codecraft.webmagic.processor.PageProcessor;
@@ -10,6 +13,8 @@ import javax.script.ScriptEngine;
 import javax.script.ScriptException;
 import java.io.IOException;
 import java.io.InputStream;
+import java.util.Iterator;
+import java.util.Map;
 
 /**
  * @author code4crafter@gmail.com
@@ -50,20 +55,34 @@ public class ScriptProcessor implements PageProcessor {
             context.setAttribute("page", page, ScriptContext.ENGINE_SCOPE);
             context.setAttribute("config", site, ScriptContext.ENGINE_SCOPE);
             try {
-                engine.eval(defines + "\n" + script, context);
-//            switch (language) {
-//                case JavaScript:
-//                    NativeObject o = (NativeObject) engine.get("result");
-//                    if (o != null) {
-//                        for (Map.Entry<Object, Object> objectObjectEntry : o.entrySet()) {
-//                            page.getResultItems().put(objectObjectEntry.getKey().toString(), objectObjectEntry.getValue());
-//                        }
-//                    }
-//                    break;
-//                case JRuby:
-//                    Object o1 = engine.get("result");
-//                    break;
-//            }
+            switch (language) {
+                case JavaScript:
+                   engine.eval(defines + "\n" + script, context);
+                   NativeObject o = (NativeObject) engine.get("result");
+                    if (o != null) {
+                        for (Map.Entry<Object, Object> objectObjectEntry : o.entrySet()) {
+                            page.getResultItems().put(objectObjectEntry.getKey().toString(), objectObjectEntry.getValue());
+                        }
+                    }
+                    break;
+                case JRuby:
+                    RubyHash oRuby=(RubyHash)engine.eval(defines+"\n"+script,context);
+                    Iterator itruby = oRuby.entrySet().iterator();
+                    while (itruby.hasNext()) {
+                        Map.Entry pairs = (Map.Entry)itruby.next();
+                        page.getResultItems().put(pairs.getKey().toString(),pairs.getValue());
+                    }
+                    break;
+                case Jython:
+                    engine.eval(defines + "\n" + script, context);
+                    PyDictionary oJython=(PyDictionary)engine.get("result");
+                    Iterator it = oJython.entrySet().iterator();
+                    while (it.hasNext()) {
+                        Map.Entry pairs = (Map.Entry)it.next();
+                        page.getResultItems().put(pairs.getKey().toString(),pairs.getValue());
+                    }
+                    break;
+            }
             } catch (ScriptException e) {
                 e.printStackTrace();
             }
@@ -72,6 +91,7 @@ public class ScriptProcessor implements PageProcessor {
         }
     }
 
+
     @Override
     public Site getSite() {
         return site;

webmagic-scripts/src/main/resources/python/defines.py

@@ -0,0 +1,13 @@
+def xpath(str):
+   return page.getHtml().xpath(str).toString()
+
+def css(str):
+  return page.getHtml().css(str).toString()
+
+def urls(str):
+  links=page.getHtml().links().regex(str).all()
+  page.addTargetRequests(links);
+
+def tomap(key,value):
+  return "hello world"
+

webmagic-scripts/src/main/resources/python/oschina.py

@@ -0,0 +1,4 @@
+title=xpath("div[@class=BlogTitle]")
+urls="http://my\\.oschina\\.net/flashsword/blog/\\d+"
+
+result={"title":title,"urls":urls}

webmagic-scripts/src/test/java/us/codecraft/webmagic/scripts/ScriptProcessorTest.java

@@ -22,4 +22,12 @@ public class ScriptProcessorTest {
         pageProcessor.getSite().setSleepTime(0);
         Spider.create(pageProcessor).addUrl("http://my.oschina.net/flashsword/blog").setSpawnUrl(false).run();
     }
+
+
+    @Test
+    public void testPythonProcessor() {
+        ScriptProcessor pageProcessor = ScriptProcessorBuilder.custom().language(Language.Jython).scriptFromClassPathFile("python/oschina.py").build();
+        pageProcessor.getSite().setSleepTime(0);
+        Spider.create(pageProcessor).addUrl("http://my.oschina.net/flashsword/blog").setSpawnUrl(false).run();
+    }
 }