shopping.jsp

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<%@ page contentType="text/html; charset=gb2312" language="java" import="java.sql.*" errorPage="" %>
<%@ include file="Connections/myesale.jsp" %>
<%
// *** Edit Operations: declare variables

// set the form action variable
String MM_editAction = request.getRequestURI();
if (request.getQueryString() != null && request.getQueryString().length() > 0) {
  String queryString = request.getQueryString();
  String tempStr = "";
  for (int i=0; i < queryString.length(); i++) {
    if (queryString.charAt(i) == '<') tempStr = tempStr + "&lt;";
    else if (queryString.charAt(i) == '>') tempStr = tempStr + "&gt;";
    else if (queryString.charAt(i) == '"') tempStr = tempStr +  "&quot;";
    else tempStr = tempStr + queryString.charAt(i);
  }
  MM_editAction += "?" + tempStr;
}

// connection information
String MM_editDriver = null, MM_editConnection = null, MM_editUserName = null, MM_editPassword = null;

// redirect information
String MM_editRedirectUrl = null;

// query string to execute
StringBuffer MM_editQuery = null;

// boolean to abort record edit
boolean MM_abortEdit = false;

// table information
String MM_editTable = null, MM_editColumn = null, MM_recordId = null;

// form field information
String[] MM_fields = null, MM_columns = null;
%>
<%
// *** Insert Record: set variables

if (request.getParameter("MM_insert") != null && request.getParameter("MM_insert").toString().equals("form1")) {

  MM_editDriver     = MM_myesale_DRIVER;
  MM_editConnection = MM_myesale_STRING;
  MM_editUserName   = MM_myesale_USERNAME;
  MM_editPassword   = MM_myesale_PASSWORD;
  MM_editTable  = "orderdetails";
  MM_editRedirectUrl = "login.jsp";
  String MM_fieldsStr = "ord_quantity|value|ord_prodid|value|ord_id|value";
  String MM_columnsStr = "ord_quantity|none,none,NULL|ord_prodid|none,none,NULL|ord_id|none,none,NULL";

  // create the MM_fields and MM_columns arrays
  java.util.StringTokenizer tokens = new java.util.StringTokenizer(MM_fieldsStr,"|");
  MM_fields = new String[tokens.countTokens()];
  for (int i=0; tokens.hasMoreTokens(); i++) MM_fields[i] = tokens.nextToken();

  tokens = new java.util.StringTokenizer(MM_columnsStr,"|");
  MM_columns = new String[tokens.countTokens()];
  for (int i=0; tokens.hasMoreTokens(); i++) MM_columns[i] = tokens.nextToken();

  // set the form values
  for (int i=0; i+1 < MM_fields.length; i+=2) {
    MM_fields[i+1] = ((request.getParameter(MM_fields[i])!=null)?(String)request.getParameter(MM_fields[i]):"");
  }
 
  // append the query string to the redirect URL
  if (MM_editRedirectUrl.length() != 0 && request.getQueryString() != null) {
    MM_editRedirectUrl += ((MM_editRedirectUrl.indexOf('?') == -1)?"?":"&") + request.getQueryString();
  }
}
%>
<%
// *** Insert Record: construct a sql insert statement and execute it

if (request.getParameter("MM_insert") != null) {

  // create the insert sql statement
  StringBuffer MM_tableValues = new StringBuffer(), MM_dbValues = new StringBuffer();
  for (int i=0; i+1 < MM_fields.length; i+=2) {
    String formVal = MM_fields[i+1];
    String elem;
    java.util.StringTokenizer tokens = new java.util.StringTokenizer(MM_columns[i+1],",");
    String delim    = ((elem = (String)tokens.nextToken()) != null && elem.compareTo("none")!=0)?elem:"";
    String altVal   = ((elem = (String)tokens.nextToken()) != null && elem.compareTo("none")!=0)?elem:"";
    String emptyVal = ((elem = (String)tokens.nextToken()) != null && elem.compareTo("none")!=0)?elem:"";
    if (formVal.length() == 0) {
      formVal = emptyVal;
    } else {
      if (altVal.length() != 0) {
        formVal = altVal;
      } else if (delim.compareTo("'") == 0) {  // escape quotes
        StringBuffer escQuotes = new StringBuffer(formVal);
        for (int j=0; j < escQuotes.length(); j++)
          if (escQuotes.charAt(j) == '\'') escQuotes.insert(j++,'\'');
        formVal = "'" + escQuotes + "'";
      } else {
        formVal = delim + formVal + delim;
      }
    }
    MM_tableValues.append((i!=0)?",":"").append(MM_columns[i]);
    MM_dbValues.append((i!=0)?",":"").append(formVal);
  }
  MM_editQuery = new StringBuffer("insert into " + MM_editTable);
  MM_editQuery.append(" (").append(MM_tableValues.toString()).append(") values (");
  MM_editQuery.append(MM_dbValues.toString()).append(")");
  
  if (!MM_abortEdit) {
    // finish the sql and execute it
    Driver MM_driver = (Driver)Class.forName(MM_editDriver).newInstance();
    Connection MM_connection = DriverManager.getConnection(MM_editConnection,MM_editUserName,MM_editPassword);
    PreparedStatement MM_editStatement = MM_connection.prepareStatement(MM_editQuery.toString());
    MM_editStatement.executeUpdate();
    MM_connection.close();

    // redirect with URL parameters
    if (MM_editRedirectUrl.length() != 0) {
      response.sendRedirect(response.encodeRedirectURL(MM_editRedirectUrl));
      return;
    }
  }
}
%>
<%
String recprod__MMColParam = "1";
if (request.getParameter("prod_id") !=null) {recprod__MMColParam = (String)request.getParameter("prod_id");}
%>
<%
Driver Driverrecorder = (Driver)Class.forName(MM_myesale_DRIVER).newInstance();
Connection Connrecorder = DriverManager.getConnection(MM_myesale_STRING,MM_myesale_USERNAME,MM_myesale_PASSWORD);
PreparedStatement Statementrecorder = Connrecorder.prepareStatement("SELECT * FROM orders ORDER BY ord_id DESC");
ResultSet recorder = Statementrecorder.executeQuery();
boolean recorder_isEmpty = !recorder.next();
boolean recorder_hasData = !recorder_isEmpty;
Object recorder_data;
int recorder_numRows = 0;
%>
<%
Driver Driverrecprod = (Driver)Class.forName(MM_myesale_DRIVER).newInstance();
Connection Connrecprod = DriverManager.getConnection(MM_myesale_STRING,MM_myesale_USERNAME,MM_myesale_PASSWORD);
PreparedStatement Statementrecprod = Connrecprod.prepareStatement("SELECT *  FROM product  WHERE prod_id = " + recprod__MMColParam + "");
ResultSet recprod = Statementrecprod.executeQuery();
boolean recprod_isEmpty = !recprod.next();
boolean recprod_hasData = !recprod_isEmpty;
Object recprod_data;
int recprod_numRows = 0;
%>
<% String MM_paramName = ""; %>
<%
// *** Go To Record and Move To Record: create strings for maintaining URL and Form parameters

String MM_keepBoth,MM_keepURL="",MM_keepForm="",MM_keepNone="";
String[] MM_removeList = { "index", MM_paramName };

// create the MM_keepURL string
if (request.getQueryString() != null) {
  MM_keepURL = '&' + request.getQueryString();
  for (int i=0; i < MM_removeList.length && MM_removeList[i].length() != 0; i++) {
  int start = MM_keepURL.indexOf(MM_removeList[i]) - 1;
    if (start >= 0 && MM_keepURL.charAt(start) == '&' &&
        MM_keepURL.charAt(start + MM_removeList[i].length() + 1) == '=') {
      int stop = MM_keepURL.indexOf('&', start + 1);
      if (stop == -1) stop = MM_keepURL.length();
      MM_keepURL = MM_keepURL.substring(0,start) + MM_keepURL.substring(stop);
    }
  }
}

// add the Form variables to the MM_keepForm string
if (request.getParameterNames().hasMoreElements()) {
  java.util.Enumeration items = request.getParameterNames();
  while (items.hasMoreElements()) {
    String nextItem = (String)items.nextElement();
    boolean found = false;
    for (int i=0; !found && i < MM_removeList.length; i++) {
      if (MM_removeList[i].equals(nextItem)) found = true;
    }
    if (!found && MM_keepURL.indexOf('&' + nextItem + '=') == -1) {