shopservlet.java

Sun公司Dream项目

                                int existingRecordNum = Integer.parseInt(rightsInfoTo.verbElements[k].verbArgValue);
                                Integer argToVal = new Integer(existingRecordNum+numRecordInt);
                                rightsInfoTo.verbElements[k].verbArgValue = argToVal.toString();
                            }
                        }
                    }
                    if (playMode.equals("UnrestrictedPlay")){
                        if (!fwdInsert) {
                            VerbElement fwdElement = new VerbElement();
                            fwdElement.verbName = "ForwardPlay";
                            fwdElement.verbArgName = "COUNT";
                            fwdElement.verbArgValue = numPlays;
                            rightsInfoTo.InsertVerbElement (fwdElement);
                        }
                        if (!revInsert) {
                            VerbElement revElement = new VerbElement();
                            revElement.verbName = "ReversePlay";
                            revElement.verbArgName = "COUNT";
                            revElement.verbArgValue = numPlays;
                            rightsInfoTo.InsertVerbElement (revElement);
                        }
                    }
                } else {
                    if (playMode.equals("UnrestrictedPlay"))
                        numRights = 4;
                    else 
                        numRights = 2;
                    rightsInfoTo.verbElements = new VerbElement[numRights];
                    rightsInfoTo.verbElements[0] = new VerbElement();
                    rightsInfoTo.verbElements[0].verbName = "SimplePlay";
                    rightsInfoTo.verbElements[0].verbArgName = "COUNT";
                    rightsInfoTo.verbElements[0].verbArgValue = numPlays;
                    rightsInfoTo.verbElements[1] = new VerbElement();
                    rightsInfoTo.verbElements[1].verbName = "Record";
                    rightsInfoTo.verbElements[1].verbArgName = "COUNT";
                    rightsInfoTo.verbElements[1].verbArgValue = numRecord;
                    if (playMode.equals("UnrestrictedPlay")){
                        rightsInfoTo.verbElements[2] = new VerbElement();
                        rightsInfoTo.verbElements[2].verbName = "ForwardPlay";
                        rightsInfoTo.verbElements[2].verbArgName = "COUNT";
                        rightsInfoTo.verbElements[2].verbArgValue = numPlays;
                        rightsInfoTo.verbElements[3] = new VerbElement();
                        rightsInfoTo.verbElements[3].verbName = "ReversePlay";
                        rightsInfoTo.verbElements[3].verbArgName = "COUNT";
                        rightsInfoTo.verbElements[3].verbArgValue = numPlays;
                    }                    
                }
            } else {
                System.out.println("ShopServlet: doTransferRights : creating new rightsInfo");
                rightsInfoTo = new RightsInfo();
                rightsInfoTo.userID = transferTo;
                rightsInfoTo.movieName = itemID;
                rightsInfoTo.movieid = 0;
                rightsInfoTo.rightsType = 0;
                rightsInfoTo.expired = false;
                rightsInfoTo.remainingRights = 1;
                rightsInfoTo.rightsStartDate = new Date();
                rightsInfoTo.rightsEndDate = new Date(rightsInfoTo.rightsStartDate.getTime() +  1000 * 60 * 60 * 24 * 365);
                if (playMode.equals("UnrestrictedPlay"))
                    numRights = 4;
                else
                    numRights = 2;
                rightsInfoTo.verbElements = new VerbElement[numRights];
                rightsInfoTo.verbElements[0] = new VerbElement();
                rightsInfoTo.verbElements[0].verbName = "SimplePlay";
                rightsInfoTo.verbElements[0].verbArgName = "COUNT";
                rightsInfoTo.verbElements[0].verbArgValue = numPlays;
                rightsInfoTo.verbElements[1] = new VerbElement();
                rightsInfoTo.verbElements[1].verbName = "Record";
                rightsInfoTo.verbElements[1].verbArgName = "COUNT";
                rightsInfoTo.verbElements[1].verbArgValue = numRecord;
                if (playMode.equals("UnrestrictedPlay")){
                    rightsInfoTo.verbElements[2] = new VerbElement();
                    rightsInfoTo.verbElements[2].verbName = "ForwardPlay";
                    rightsInfoTo.verbElements[2].verbArgName = "COUNT";
                    rightsInfoTo.verbElements[2].verbArgValue = numPlays;
                    rightsInfoTo.verbElements[3] = new VerbElement();
                    rightsInfoTo.verbElements[3].verbName = "ReversePlay";
                    rightsInfoTo.verbElements[3].verbArgName = "COUNT";
                    rightsInfoTo.verbElements[3].verbArgValue = numPlays;
                }                
            }
        }
        //System.out.println("RightsInfo "+rightsInfo.userID+" "+rightsInfo.movieName+" "+rightsInfo.verbElements[0].verbName);
        System.out.println("Final RightsInfoFrom");
        printRightsInfo(rightsInfoFrom);
        System.out.println("Final RightsInfoTo");
        printRightsInfo(rightsInfoTo);

        sms.updateFixedRightsInfo(rightsInfoFrom);
        sms.updateFixedRightsInfo(rightsInfoTo);        
        
        forwardToJSP(request, response, jspPath);
    }

    protected void doFairUse(
            HttpServletRequest request,
            HttpServletResponse response)
            throws ServletException, IOException, ShopException, SQLException {
        
        String jspPath = request.getParameter("jsp_path");
        if (jspPath == null)
            jspPath = "/shop/index.jsp";
        System.out.println("Print inputs to ShopServlet : doFairUse ");
        String userID = request.getParameter("userID");
        System.out.println("In doBuyRights : userID : "+userID);
        String itemID = request.getParameter("item_id");
        System.out.println("In doBuyRights : item_id : "+itemID);
        String itemTitle = request.getParameter("item_title");
        logStrMessage("itemTitle",itemTitle);        
        boolean criticalReview = false;
        boolean educationalUse = false;
        boolean parody  = false;
        boolean other  = false;
        String otherPurpose = "Did not specify";
        String address = null;
        if (request.getParameter("CriticalReview")!=null) {
            criticalReview = true;
        }
        if (request.getParameter("EducationalUse")!=null) {
            educationalUse = true;
        }        
        if (request.getParameter("Parody")!=null) {
            parody = true;
        }
        if (request.getParameter("Other")!=null) {
            other = true;
            otherPurpose = request.getParameter("OtherPurpose");
            logStrMessage("otherPurose", otherPurpose);
        }
        address = request.getParameter("Address");
        //TODO: Store identifying info such as purpose and address in a different database
        logStrMessage("address",address);
        
        RightsInfo rightsInfo = conductor1.getUserRightsForContent(userID,itemID);
        if (rightsInfo != null) {
            System.out.println("ShopServlet: doBuyRights : rightsInfo is not null");
            rightsInfo.remainingRights += 1;
            if (rightsInfo.verbElements !=null){
                boolean assertInsert = false;
                for (int k=0; k< rightsInfo.verbElements.length; k++) {
                    if (rightsInfo.verbElements[k].verbName.equals("ClearCopy") && rightsInfo.verbElements[k].verbArgName.equals("COUNT")) {
                        int existingPlayNum = Integer.parseInt(rightsInfo.verbElements[k].verbArgValue);
                        Integer argVal = new Integer(existingPlayNum+1);
                        rightsInfo.verbElements[k].verbArgValue = argVal.toString();
                    }
                }
                if (!assertInsert) {
                        VerbElement fuElement = new VerbElement();
                        fuElement.verbName = "ClearCopy";
                        fuElement.verbArgName = "COUNT";
                        fuElement.verbArgValue = "1";
                        rightsInfo.InsertVerbElement(fuElement);                    
                }
            } 
        } 
        
        printRightsInfo(rightsInfo);
        sms.updateFixedRightsInfo(rightsInfo);
        //conductor1.updateFairuseDB(rightsInfo);
        String faURL = conductor1.getFairuseUrl(itemID);
        //if content begins with rtsp://, forward to jsp_path
        logStrMessage("faURL",faURL);
        // else forward to fairuse_download.jsp with itemid, itemtitle and contenturl
        //if (!faURL.startsWith("rtsp://")) {
            jspPath = "/shop/download_fairuse.jsp?item_id="+itemID+"&item_title="+itemTitle+"&fa_url="+faURL;
        //}
        
        request.setAttribute("dispatcher", "ShopServlet");
        forwardToJSP(request, response, jspPath);
    }
    
    
    private void printRightsInfo (RightsInfo rightsInfo) {
        if (rightsInfo != null) {
            logStrMessage("rightsInfo.userID", rightsInfo.userID);
            logStrMessage("rightsInfo.movieName", rightsInfo.movieName);
            System.out.println("rightsInfo.expired "+rightsInfo.expired);
            System.out.println("rightsInfo.remainingRights"+rightsInfo.remainingRights);
            if (rightsInfo.rightsStartDate!=null)
                logStrMessage("rightsInfo.rightsStartDate",rightsInfo.rightsStartDate.toString());
            if (rightsInfo.rightsEndDate!=null)
                logStrMessage("rightsInfo.rightsEndDate",rightsInfo.rightsEndDate.toString());
            if (rightsInfo.verbElements != null) {
                for(int k=0; k<rightsInfo.verbElements.length; k++) {
                    if (rightsInfo.verbElements[k]!= null){
                        logStrMessage("rightsInfo.verbElements["+k+"].verbName = ", rightsInfo.verbElements[k].verbName);
                        logStrMessage("rightsInfo.verbElements["+k+"].verbArgName = ", rightsInfo.verbElements[k].verbArgName);
                        logStrMessage("rightsInfo.verbElements["+k+"].verbArgValue = ", rightsInfo.verbElements[k].verbArgValue);
                    }
                }
            }
        } else
            System.out.println("rightsInfo is null !!");
    }
    
    private void forwardToJSP(
            HttpServletRequest request,
            HttpServletResponse response,
            String jspPath)
            throws ServletException, ShopException {
        
        if (jspPath == null) {
            throw new ShopException(
                    ShopException.NULL_ARGUMENT,
                    "JSP path is not specified.");
        }
        
        try {
            getServletConfig().getServletContext().getRequestDispatcher(
                    jspPath).forward(
                    request,
                    response);
            
        } catch (java.io.IOException ioException) {
            ioException.printStackTrace();
            throw new ShopException(
                    ShopException.INTERNAL_ERROR,
                    "Error in sending resource: " + ioException.getMessage());
        }
        
    }

    
    
    private void logStrMessage (String varName, String varVal) {
        if (varVal == null)
            System.out.println("Warning : "+varName+" is null");
        else
            System.out.println("Value of "+varName+" is "+varVal);
    }
    
}