contentmanagementworker.java

Sequoia ERP是一个真正的企业级开源ERP解决方案。它提供的模块包括：电子商务应用(e-commerce), POS系统(point of sales),知识管理,存货与仓库管理

/*
 * $Id: ContentManagementWorker.java 5462 2005-08-05 18:35:48Z jonesde $
 *
 *  Copyright (c) 2004-2005 The Open For Business Project - www.ofbiz.org
 *
 *  Permission is hereby granted, free of charge, to any person obtaining a
 *  copy of this software and associated documentation files (the "Software"),
 *  to deal in the Software without restriction, including without limitation
 *  the rights to use, copy, modify, merge, publish, distribute, sublicense,
 *  and/or sell copies of the Software, and to permit persons to whom the
 *  Software is furnished to do so, subject to the following conditions:
 *
 *  The above copyright notice and this permission notice shall be included
 *  in all copies or substantial portions of the Software.
 *
 *  THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
 *  OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
 *  MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
 *  IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
 *  CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT
 *  OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR
 *  THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 */
package org.ofbiz.content;

import java.sql.Timestamp;
import java.util.ArrayList;
import java.util.Collection;
import java.util.Collections;
import java.util.HashMap;
import java.util.Iterator;
import java.util.List;
import java.util.Map;
import java.util.Set;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpSession;

import org.ofbiz.base.util.Debug;
import org.ofbiz.base.util.GeneralException;
import org.ofbiz.base.util.StringUtil;
import org.ofbiz.base.util.UtilHttp;
import org.ofbiz.base.util.UtilMisc;
import org.ofbiz.base.util.UtilValidate;
import org.ofbiz.base.util.collections.LifoSet;
import org.ofbiz.content.content.ContentServicesComplex;
import org.ofbiz.entity.GenericDelegator;
import org.ofbiz.entity.GenericEntity;
import org.ofbiz.entity.GenericEntityException;
import org.ofbiz.entity.GenericPK;
import org.ofbiz.entity.GenericValue;
import org.ofbiz.entity.condition.EntityCondition;
import org.ofbiz.entity.condition.EntityConditionList;
import org.ofbiz.entity.condition.EntityExpr;
import org.ofbiz.entity.condition.EntityOperator;
import org.ofbiz.entity.util.EntityUtil;
import org.ofbiz.entityext.permission.EntityPermissionChecker;
import org.ofbiz.minilang.MiniLangException;
import org.ofbiz.security.Security;


/**
 * ContentManagementWorker Class
 *
 * @author     <a href="mailto:[e-mail]">Al Byers</a>
 * @version    $Rev: 5462 $
 * @since      3.0
 */
public class ContentManagementWorker {

    public static final String module = ContentManagementWorker.class.getName();
    public static Map cachedWebSitePublishPoints = new HashMap();
    public static Map cachedStaticValues = new HashMap();

    public static void mruAdd(HttpServletRequest request, GenericEntity pk, String suffix ) {
        HttpSession session = request.getSession();
        mruAdd(session, pk);
    }

    public static void mruAdd(HttpServletRequest request, GenericEntity pk ) {
        HttpSession session = request.getSession();
        mruAdd(session, pk);
    }

    public static void mruAdd(HttpSession session, GenericEntity pk) {

        if (pk == null) return;

        Map lookupCaches = (Map)session.getAttribute("lookupCaches");
        if(lookupCaches == null){
            lookupCaches = new HashMap();
            session.setAttribute("lookupCaches", lookupCaches);
        }    
        String entityName = pk.getEntityName();

        mruAddByEntityName( entityName, pk, lookupCaches);
        return;
    }

   /**
    * Makes an entry in the "most recently used" cache. It picks the cache
    * by the entity name and builds a signature from the primary key values.
    *
    * @param entityName 
    * @param lookupCaches
    * @param pk either a GenericValue or GenericPK - populated
    */
    public static void mruAddByEntityName(String entityName, GenericEntity pk, Map lookupCaches) {

        String cacheEntityName = entityName;
        LifoSet lkupCache = (LifoSet)lookupCaches.get(cacheEntityName);
        if(lkupCache == null){
            lkupCache    = new LifoSet();
            lookupCaches.put(cacheEntityName, lkupCache);
        }    
        
        lkupCache.add(pk.getPrimaryKey());
        if (Debug.infoOn()) Debug.logInfo("in mruAddByEntityName, entityName:" + entityName + " lifoSet.size()" + lkupCache.size(), module);
        return;
    }

    public static Iterator mostRecentlyViewedIterator(String entityName, Map lookupCaches) {

        String cacheEntityName = entityName;
        LifoSet lkupCache = (LifoSet)lookupCaches.get(cacheEntityName);
        if(lkupCache == null){
            lkupCache    = new LifoSet();
            lookupCaches.put(cacheEntityName, lkupCache);
        }    
        
        Iterator mrvIterator = lkupCache.iterator();
        return mrvIterator;
    }


   /**
    * Builds a string signature from a GenericValue or GenericPK.
    *
    * @param pk either a populated GenericValue or GenericPK.
    * @param suffix a string that can be used to distinguish the signature (probably not used).
    */
    public static String buildPKSig( GenericEntity pk, String suffix ) {

        String sig = "";
        Collection keyColl = pk.getPrimaryKey().getAllKeys();
        List keyList = new ArrayList(keyColl);
        Collections.sort(keyList);
        Iterator it = keyList.iterator();
        while (it.hasNext()) {
            String ky = (String)it.next();
            String val = (String)pk.get(ky);
            if (val != null && val.length() > 0) {
                if (sig.length() > 0) sig += "_";
                sig += val;
            }
        }
        if (suffix != null && suffix.length() > 0) {
            if (sig.length() > 0) sig += "_";
            sig += suffix;
        }
        return sig;
    }


    public static void setCurrentEntityMap(HttpServletRequest request, GenericEntity ent) {
     
        String entityName = ent.getEntityName();
        setCurrentEntityMap(request, entityName, ent);
    }

    public static void setCurrentEntityMap(HttpServletRequest request,
                                 String entityName, GenericEntity ent) {
        HttpSession session = request.getSession();
        Map currentEntityMap = (Map)session.getAttribute("currentEntityMap");
        if(currentEntityMap == null){
            currentEntityMap     = new HashMap();
            session.setAttribute("currentEntityMap", currentEntityMap);
        }

        currentEntityMap.put(entityName, ent);
    }

    //public static String getFromSomewhere(String name, org.ofbiz.base.util.collections.OrderedMap paramMap, HttpServletRequest request, org.jpublish.JPublishContext context) {
    public static String getFromSomewhere(String name, Map paramMap, HttpServletRequest request, Map context) {

        String ret = null;
        if (paramMap != null)
            ret = (String)paramMap.get(name);

        if (UtilValidate.isEmpty(ret)) {
            Object obj = request.getAttribute(name);
            if (obj != null) {
                ret = obj.toString();
            } else {
                obj = context.get(name);
                if (obj != null) {
                    ret = obj.toString();
                }
            }
        }
        return ret;
    }

    //public static String getFromSomewhere(String name, org.ofbiz.base.util.collections.OrderedMap paramMap, HttpServletRequest request, org.jpublish.JPublishContext context) {
    public static String getFromSomewhere(String name, Map paramMap, HttpServletRequest request, org.jpublish.JPublishContext context) {

        String ret = null;
        if (paramMap != null)
            ret = (String)paramMap.get(name);

        if (UtilValidate.isEmpty(ret)) {
            Object obj = request.getAttribute(name);
            if (obj != null) {
                ret = obj.toString();
            } else {
                obj = context.get(name);
                if (obj != null) {
                    ret = obj.toString();
                }
            }
        }
        return ret;
    }

    public static void getCurrentValue(HttpServletRequest request, GenericDelegator delegator) {


        HttpSession session = request.getSession();
        Map currentEntityMap = (Map)session.getAttribute("currentEntityMap");
        if(currentEntityMap == null){
            currentEntityMap     = new HashMap();
            session.setAttribute("currentEntityMap", currentEntityMap);
        }
        Map paramMap = UtilHttp.getParameterMap(request);
        String entityName = (String)paramMap.get("entityName");
        if (UtilValidate.isEmpty(entityName))
            entityName = (String)request.getAttribute("entityName");
        GenericPK cachedPK = null;
        if (UtilValidate.isNotEmpty(entityName))
            cachedPK = (GenericPK)currentEntityMap.get(entityName);
        getCurrentValueWithCachedPK( request, delegator, cachedPK, entityName);
        GenericPK currentPK = (GenericPK)request.getAttribute("currentPK");
        currentEntityMap.put(entityName, currentPK);
        return;
    }

    public static void getCurrentValueWithCachedPK(HttpServletRequest request, GenericDelegator delegator, GenericPK cachedPK, String entityName) {

        Map paramMap = UtilHttp.getParameterMap(request);
        // Build the primary key that may have been passed in as key values
        GenericValue v = delegator.makeValue(entityName, null);
        GenericPK passedPK = v.getPrimaryKey();
        Collection keyColl = passedPK.getAllKeys();
        Iterator keyIt = keyColl.iterator();
        while (keyIt.hasNext()) {
            String attrName = (String)keyIt.next();
            String attrVal = (String)request.getAttribute(attrName);
            if (UtilValidate.isEmpty(attrVal)) {
                attrVal = (String)paramMap.get(attrName);
            }
            if (UtilValidate.isNotEmpty(attrVal)) {
                passedPK.put(attrName,attrVal);
            }
        }

        // If a full passed primary key exists, it takes precedence over a cached key
        // I cannot determine if the key testing utils of GenericEntity take into account
        // whether or not a field is populated.
        boolean useCached = false;
        boolean usePassed = true;
        if(cachedPK != null ) {
            useCached = true;
            keyColl = cachedPK.getPrimaryKey().getAllKeys();
            keyIt = keyColl.iterator();
            while(keyIt.hasNext()) {
                String sCached = null;
                String sPassed = null;
                Object oPassed = null;