Java Backend and optional Script Update Using Async and Global Contexts

connectors/jsp/auth.jsp

@@ -1,10 +1,12 @@
 <%! 
 /**
  *	Check if user is authorized
- *
+ *  CHANGES
+ *  - added Param request
+ * 
  *	@return boolean true is access granted, false if no access
  */
-	public boolean auth() {
+	public boolean auth(HttpServletRequest request) {
 		// You can insert your own code over here to check if the user is authorized.
 		return true;
 	}

connectors/jsp/filemanager.jsp

@@ -1,91 +1,122 @@
+<%@ page pageEncoding="UTF-8" trimDirectiveWhitespaces="true"%>
 <%@ page language="java" import="java.util.*"%>
 <%@ page import="com.nartex.*"%>
 <%@ page import="org.json.JSONObject"%>
 <%@ page import="java.io.*"%>
-<%@ page import="org.apache.commons.fileupload.*"%>
-<%@ page import="org.apache.commons.fileupload.disk.*"%>
-<%@ page import="org.apache.commons.fileupload.servlet.*"%>
 <%@include file="auth.jsp"%>
 <%
 /*
- *	connector filemanager.jsp
+ *  connector filemanager.jsp
  *
- *	@license	MIT License
- *	@author		Dick Toussaint <[email protected]>
- *	@copyright	Authors
- */
-
-	FileManager fm = new FileManager(getServletContext(), request);
+ *  @license  MIT License
+ *  @author   Dick Toussaint <[email protected]>
+ *  @copyright  Authors
+ *
+ *  CHANGES: 
+ *  - check strictServletCompliance
+ */ 
+
+ FileManagerI fm = new FileManager(getServletContext(), request);
+
+  boolean strictServletCompliance = false; // default value is ISO-8859-1.
 
-	JSONObject responseData = null;
+  JSONObject responseData = null;
 
-	String mode = "";
+  String mode = "";
     boolean putTextarea = false;
-	if(!auth()) {
-		fm.error(fm.lang("AUTHORIZATION_REQUIRED"));
-	}
-	else { 
-		if(request.getMethod().equals("GET")) {
-			if(request.getParameter("mode") != null && request.getParameter("mode") != "") {
-				mode = request.getParameter("mode");
-				if (mode.equals("getinfo")){
-					if(fm.setGetVar("path", request.getParameter("path"))) {
-						responseData = fm.getInfo();
-					}
-				}
-				else if (mode.equals("getfolder")){
-					if(fm.setGetVar("path", request.getParameter("path"))) {
-						responseData = fm.getFolder();
-					}
-				}
-				else if (mode.equals("rename")){
-					if(fm.setGetVar("old", request.getParameter("old")) && 
-							fm.setGetVar("new", request.getParameter("new"))) {
-						responseData = fm.rename();
-					}
-				}
-				else if (mode.equals("delete")){
-					if(fm.setGetVar("path", request.getParameter("path"))) {
-						responseData = fm.delete();
-					}
-				}
-				else if (mode.equals("addfolder")){
-					if(fm.setGetVar("path", request.getParameter("path")) && 
-							fm.setGetVar("name", request.getParameter("name"))) {
-						responseData = fm.addFolder();
-					}
-				}
-				else if (mode.equals("download")){
-					if(fm.setGetVar("path", request.getParameter("path"))) {
-						fm.download(response);
-					}
-				}
-				else if (mode.equals("preview")){
-					if(fm.setGetVar("path", request.getParameter("path"))) {
-						fm.preview(response);
-					}
-				}
-				else {
-					fm.error(fm.lang("MODE_ERROR"));
-				}
+  if(!auth(request)) {
+    fm.error(fm.lang("AUTHORIZATION_REQUIRED"));
+  }
+  else { 
+    if(request.getMethod().equals("GET")) {
+      if(request.getParameter("mode") != null && request.getParameter("mode") != "") {
+        mode = request.getParameter("mode");
+        // cft. http://wiki.apache.org/tomcat/FAQ/CharacterEncoding#Q2
+        String [] queryParams = null;
+        Map<String,String> qpm = new HashMap<String,String>();
+        if (strictServletCompliance) {
+          queryParams  = java.net.URLDecoder.decode(request.getQueryString(), "UTF-8").split("&");
+          for (int i = 0; i < queryParams.length; i++) {
+            String[] qp = queryParams[i].split("=");
+            if (qp.length >1) {
+              qpm.put(qp[0], qp[1]);
+            } else {
+              qpm.put(qp[0], "");
+            }
+          }
+        }
+        if (mode.equals("getinfo")){
+          if(fm.setGetVar("path", (strictServletCompliance)? qpm.get("path"): request.getParameter("path"))) {
+            responseData = fm.getInfo();
+          }
+        }
+        else if (mode.equals("getfolder")){
+          if(fm.setGetVar("path",  (strictServletCompliance)? qpm.get("path"):request.getParameter("path"))) {
+            responseData = fm.getFolder();
+          }
+        }
+        else if (mode.equals("rename")){
+          if(fm.setGetVar("old",  (strictServletCompliance)? qpm.get("old"):request.getParameter("old")) && 
+              fm.setGetVar("new",  (strictServletCompliance)? qpm.get("new"):request.getParameter("new"))) {
+            responseData = fm.rename();
+          }
+        }
+        else if (mode.equals("delete")){
+          if(fm.setGetVar("path",  (strictServletCompliance)? qpm.get("path"):request.getParameter("path"))) {
+            responseData = fm.delete();
+          }
+        }
+        else if (mode.equals("addfolder")){
+          if(fm.setGetVar("path",  (strictServletCompliance)? qpm.get("path"):request.getParameter("path")) && 
+              fm.setGetVar("name",  (strictServletCompliance)? qpm.get("name"):request.getParameter("name"))) {
+            responseData = fm.addFolder();
+          }
+        }
+        else if (mode.equals("download")){
+          if(fm.setGetVar("path",  (strictServletCompliance)? qpm.get("path"):request.getParameter("path"))) {
+        	  responseData = fm.download(request, response);
+          }
+        }
+        else if (mode.equals("preview")){
+          if(fm.setGetVar("path",  (strictServletCompliance)? qpm.get("path"):request.getParameter("path"))) {
+            fm.preview(response);
+          }
+        } else if (mode.equals("move")){
+            if(fm.setGetVar("old",  (strictServletCompliance)? qpm.get("old"):request.getParameter("old")) && 
+                    fm.setGetVar("new",  (strictServletCompliance)? qpm.get("new"):request.getParameter("new")) &&
+                    fm.setGetVar("root",  (strictServletCompliance)? qpm.get("root"):request.getParameter("root"))
+                    ) {
+                responseData = fm.moveItem();
+                }
+                }
+        else {
+          fm.error(fm.lang("MODE_ERROR"));
+        }
+      }
+    }
+    else if(request.getMethod().equals("POST")){
+      mode = "upload";
+      responseData = fm.add();
+      putTextarea = true;
+    }
+  }
+  if (responseData == null){
+    responseData = fm.getError();
+  }
+  if (responseData != null){
+      //request.setCharacterEncoding("UTF-8");  
+			// only if set
+			if (putTextarea) {
+				response.setContentType("text/html; charset=UTF-8");
+			} else {
+				response.setContentType("application/json; charset=UTF-8");
 			}
-		}
-		else if(request.getMethod().equals("POST")){
-			mode = "upload";
-			responseData = fm.add();
-			putTextarea = true;
-		}
-	}
-	if (responseData == null){
-		responseData = fm.getError();
-	}
-	if (responseData != null){
-	  	PrintWriter pw = response.getWriter();
-	  	String responseStr = responseData.toString();
-	  	if (putTextarea)
-	  		responseStr = "<textarea>" + responseStr + "</textarea>";
-	  	//fm.log("c:\\logfilej.txt", "mode:" + mode + ",response:" + responseStr);
-	  	pw.print(responseStr);
-	  	pw.close();
-	}
-  %>	
+			PrintWriter pw = response.getWriter();
+      String responseStr = responseData.toString();
+      if (putTextarea)
+        responseStr = "<textarea>" + responseStr + "</textarea>";
+      //fm.log("mode:" + mode + ",response:" + responseStr);
+      pw.print(responseStr);
+      pw.close();
+  }
+  %>