documentmgr.java

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package cn.js.fan.module.cms;

import javax.servlet.http.HttpServletRequest;
import cn.js.fan.util.ErrMsgException;
import javax.servlet.ServletContext;
import java.io.IOException;
import org.apache.log4j.Logger;
import cn.js.fan.util.StrUtil;
import cn.js.fan.base.IPrivilege;
import cn.js.fan.util.ParamUtil;
import cn.js.fan.module.pvg.Privilege;
import cn.js.fan.web.Global;
import cn.js.fan.module.cms.plugin.PluginMgr;
import cn.js.fan.module.cms.plugin.PluginUnit;
import cn.js.fan.module.cms.plugin.base.IPluginDocumentAction;
import com.redmoon.kit.util.FileUpload;
import cn.js.fan.web.SkinUtil;
import cn.js.fan.util.ResKeyException;
import java.util.Vector;
import com.cloudwebsoft.framework.template.TemplateLoader;
import cn.js.fan.util.file.FileUtil;
import com.cloudwebsoft.framework.util.LogUtil;
import java.util.Date;
import java.util.Iterator;
import cn.js.fan.util.DateUtil;
import java.io.File;

public class DocumentMgr {
    Logger logger = Logger.getLogger(DocumentMgr.class.getName());

    public DocumentMgr() {
    }

    public Document getDocument(int id) {
        Document doc = new Document();
        return doc.getDocument(id);
    }

    public Document getDocument(HttpServletRequest request, int id,
                                IPrivilege privilege) throws
            ErrMsgException {
        boolean isValid = false;
        Document doc = getDocument(id);
        LeafPriv lp = new LeafPriv(doc.getDirCode());
        if (lp.canUserSee(privilege.getUser(request))) {
            return doc;
        }

        if (!isValid)
            throw new ErrMsgException(Privilege.MSG_INVALID);
        return getDocument(id);
    }

    /**
     * 当directory的结点code的类型为文章时，取其文章，如果文章不存在，则创建文章
     * @param request HttpServletRequest
     * @param code String
     * @param privilege IPrivilege
     * @return Document
     * @throws ErrMsgException
     */
    public Document getDocumentByCode(HttpServletRequest request, String code,
                                      IPrivilege privilege) throws
            ErrMsgException {
        boolean isValid = false;

        LeafPriv lp = new LeafPriv(code);
        if (lp.canUserSee(privilege.getUser(request)))
            isValid = true;

        if (!isValid)
            throw new ErrMsgException(Privilege.MSG_INVALID);
        Document doc = new Document();
        int id = doc.getIDOrCreateByCode(code, privilege.getUser(request));
        return getDocument(id);
    }

    public CMSMultiFileUploadBean doUpload(ServletContext application,
                                           HttpServletRequest request) throws
            ErrMsgException {
        CMSMultiFileUploadBean mfu = new CMSMultiFileUploadBean();
        mfu.setMaxFileSize(Global.FileSize); // 每个文件最大30000K 即近300M
        // String[] ext = {"htm", "gif", "bmp", "jpg", "png", "rar", "doc", "hs", "ppt", "rar", "zip", "jar"};
        // mfu.setValidExtname(ext);
        int ret = 0;
        // logger.info("ret=" + ret);
        try {
            ret = mfu.doUpload(application, request);
            if (ret == -3) {
                throw new ErrMsgException(mfu.getErrMessage(request));
            }
            if (ret == -4) {
                throw new ErrMsgException(mfu.getErrMessage(request));
            }
        } catch (IOException e) {
            logger.error("doUpload:" + e.getMessage());
        }
        return mfu;
    }

    public boolean Operate(ServletContext application,
                           HttpServletRequest request, IPrivilege privilege) throws
            ErrMsgException {
        // 检查是否到期，用于猫头鹰
        // java.util.Date logicalDay = new java.util.Date(2006, 7, 1);
        // if (DateUtil.compare(new java.util.Date(), logicalDay) == 1)
        //    return false;

        CMSMultiFileUploadBean mfu = doUpload(application, request);
        String op = StrUtil.getNullStr(mfu.getFieldValue("op"));
        String dir_code = StrUtil.getNullStr(mfu.getFieldValue("dir_code"));

        // logger.info("Operate dir_code=" + dir_code);
        boolean isValid = false;
        if (op.equals("contribute")) { // || privilege.isValid(request)) { //isAdmin(user, pwdmd5)) {
            isValid = true;
        } else {
            LeafPriv lp = new LeafPriv();
            lp.setDirCode(dir_code);
            if (op.equals("edit")) {
                if (lp.canUserModify(privilege.getUser(request)))
                    isValid = true;
            } else {
                if (lp.canUserAppend(privilege.getUser(request)))
                    isValid = true;
            }
        }
        if (!isValid)
            throw new ErrMsgException(Privilege.MSG_INVALID);

        Document doc = new Document();

        if (op.equals("edit")) {
            String idstr = StrUtil.getNullString(mfu.getFieldValue("id"));
            if (!StrUtil.isNumeric(idstr))
                throw new ErrMsgException(SkinUtil.LoadString(request,
                        SkinUtil.ERR_ID));
            int id = Integer.parseInt(idstr);
            doc = doc.getDocument(id);

            LeafPriv lp = new LeafPriv(doc.getDirCode());
            if (!lp.canUserModify(privilege.getUser(request)))
                throw new ErrMsgException(SkinUtil.LoadString(request,
                        SkinUtil.PVG_INVALID));
            boolean re = doc.Update(application, mfu);
            if (re) {
                PluginMgr pm = new PluginMgr();
                PluginUnit pu = pm.getPluginUnitOfDir(dir_code);
                if (pu != null) {
                    IPluginDocumentAction ipda = pu.getDocumentAction();
                    re = ipda.update(application, mfu, doc);
                }

                // 生成静态页面
                Config cfg = new Config();
                boolean isCreateHtml = cfg.getBooleanProperty("cms.html_auto");
                if (isCreateHtml) {
                    createHtml(request, doc, 1);
                }
            }
            return re;
        } else {
            LeafPriv lp = new LeafPriv(dir_code);
            if (!lp.canUserAppend(privilege.getUser(request)))
                throw new ErrMsgException(SkinUtil.LoadString(request,
                        SkinUtil.PVG_INVALID));
            boolean re = false;
            try {
                re = doc.create(application, mfu, privilege.getUser(request));
            } catch (ResKeyException e) {
                throw new ErrMsgException(e.getMessage(request));
            }
            if (re) {
                PluginMgr pm = new PluginMgr();
                PluginUnit pu = pm.getPluginUnitOfDir(dir_code);
                if (pu != null) {
                    IPluginDocumentAction ipda = pu.getDocumentAction();
                    doc = doc.getDocument(doc.getID());
                    re = ipda.create(application, mfu, doc);
                }

                // 生成静态页面
                Config cfg = new Config();
                boolean isCreateHtml = cfg.getBooleanProperty("cms.html_auto");
                if (isCreateHtml) {
                    doc = doc.getDocument(doc.getId());
                    createHtml(request, doc, 1);
                }
            }
            return re;
        }
    }

    public void delBatch(HttpServletRequest request, boolean isDustbin) throws ErrMsgException {
        String strids = ParamUtil.get(request, "ids");
        String[] ids = StrUtil.split(strids, ",");
        if (ids==null)
            return;
        int len = ids.length;
        Document doc = null;
        for (int i=0; i<len; i++) {
            doc = getDocument(Integer.parseInt(ids[i]));
            if (isDustbin)
                doc.UpdateExamine(Document.EXAMINE_DUSTBIN);
            else
                doc.del();
        }
    }

    public void resumeBatch(HttpServletRequest request) throws ErrMsgException {
        String strids = ParamUtil.get(request, "ids");
        String[] ids = StrUtil.split(strids, ",");
        if (ids==null)
            return;
        int len = ids.length;
        Document doc = null;
        for (int i=0; i<len; i++) {
            doc = getDocument(Integer.parseInt(ids[i]));
            doc.UpdateExamine(Document.EXAMINE_PASS);
        }
    }

    public void passExamineBatch(HttpServletRequest request) throws ErrMsgException {
        String strids = ParamUtil.get(request, "ids");
        String[] ids = StrUtil.split(strids, ",");
        if (ids==null)
            return;
        int len = ids.length;
        Document doc = null;
        for (int i=0; i<len; i++) {
            doc = getDocument(Integer.parseInt(ids[i]));
            doc.UpdateExamine(Document.EXAMINE_PASS);
        }
    }

    /**
     * 将文件彻底删除或者删至回收站
     * @param request HttpServletRequest
     * @param id int
     * @param privilege IPrivilege
     * @return boolean
     * @throws ErrMsgException
     */
    public boolean del(HttpServletRequest request, int id, IPrivilege privilege, boolean isDustbin) throws
            ErrMsgException {
        Document doc = new Document();
        doc = getDocument(id);
        if (doc == null || !doc.isLoaded()) {
            throw new ErrMsgException(SkinUtil.LoadString(request,
                    "res.cms.Document", "err_file_not_found"));
        }
        LeafPriv lp = new LeafPriv(doc.getDirCode());
        if (lp.canUserDel(privilege.getUser(request))) {
            if (isDustbin) {
                return doc.UpdateExamine(Document.EXAMINE_DUSTBIN);
            }
            else {
                // 彻底删除
                return doc.del();
            }
        }
        else
            throw new ErrMsgException(Privilege.MSG_INVALID);
    }

    public boolean UpdateSummary(ServletContext application,
                                 HttpServletRequest request,
                                 IPrivilege privilege) throws
            ErrMsgException {

        CMSMultiFileUploadBean mfu = doUpload(application, request);
        int id = 0;
        try {
            id = Integer.parseInt(mfu.getFieldValue("id"));
        } catch (Exception e) {
            throw new ErrMsgException(SkinUtil.LoadString(request,
                    SkinUtil.ERR_ID));
        }
        Document doc = new Document();
        doc = getDocument(id);

        LeafPriv lp = new LeafPriv(doc.getDirCode());
        if (!lp.canUserModify(privilege.getUser(request))) {
            throw new ErrMsgException(privilege.MSG_INVALID);
        }

        boolean re = false;
        try {
            re = doc.UpdateSummary(application, mfu);
        } catch (ResKeyException e) {
            throw new ErrMsgException(e.getMessage(request));