607 lines
24 KiB
C#
607 lines
24 KiB
C#
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using System;
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using System.Collections.Generic;
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using System.Text;
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using System.Data;
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using WeiSha.Common;
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using Song.Entities;
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using WeiSha.Data;
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using Song.ServiceInterfaces;
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using System.Data.Common;
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namespace Song.ServiceImpls
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{
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public class LinksCom : ILinks
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{
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#region 友情链接项
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public void LinksAdd(Links entity)
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{
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Song.Entities.Organization org = Business.Do<IOrganization>().OrganCurrent();
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//添加对象，并设置排序号
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object obj = Gateway.Default.Max<Links>(Links._.Lk_Tax, Links._.Ls_Id == entity.Ls_Id && Links._.Org_ID == org.Org_ID);
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int tax = obj is int ? (int)obj : 0;
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entity.Lk_Tax = tax + 1;
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LinksSort ls = Gateway.Default.From<LinksSort>().Where(LinksSort._.Ls_Id == entity.Ls_Id).ToFirst<LinksSort>();
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if (ls != null)
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{
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entity.Ls_Name = ls.Ls_Name;
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}
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entity.Lk_IsApply = false;
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entity.Lk_IsVerify = true;
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//Song.Entities.Organization org = Business.Do<IOrganization>().OrganCurrent();
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if (org != null)
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{
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entity.Org_ID = org.Org_ID;
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entity.Org_Name = org.Org_Name;
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}
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Gateway.Default.Save<Links>(entity);
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}
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public void LinksApply(Links entity)
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{
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entity.Lk_IsApply = true;
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entity.Lk_IsVerify = false;
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Gateway.Default.Save<Links>(entity);
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}
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public void LinksVerify(Links entity)
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{
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Song.Entities.Organization org = Business.Do<IOrganization>().OrganCurrent();
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entity.Lk_IsVerify = true;
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entity.Lk_Tax = LinksMaxTaxis((int)entity.Ls_Id, org.Org_ID) + 1;
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LinksSort ls = Gateway.Default.From<LinksSort>().Where(LinksSort._.Ls_Id == entity.Ls_Id).ToFirst<LinksSort>();
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if (ls != null)
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{
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entity.Ls_Name = ls.Ls_Name;
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}
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Gateway.Default.Save<Links>(entity);
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}
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public void LinksSave(Links entity)
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{
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LinksSort ls = Gateway.Default.From<LinksSort>().Where(LinksSort._.Ls_Id == entity.Ls_Id).ToFirst<LinksSort>();
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if (ls != null)
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{
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entity.Ls_Name = ls.Ls_Name;
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}
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Gateway.Default.Save<Links>(entity);
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}
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public void LinksDelete(Links entity)
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{
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_LinksDelete(entity);
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}
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public void LinksDelete(int identify)
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{
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_LinksDelete(this.LinksSingle(identify));
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}
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public void LinksDelete(int orgid, string name)
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{
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_LinksDelete(this.LinksSingle(orgid, name));
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}
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public Links LinksSingle(int identify)
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{
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return Gateway.Default.From<Links>().Where(Links._.Lk_Id == identify).ToFirst<Links>();
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}
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public Links LinksSingle(int orgid, string ttl)
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{
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return Gateway.Default.From<Links>().Where(Links._.Org_ID == orgid && Links._.Lk_Name == ttl).ToFirst<Links>();
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}
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public int LinksMaxTaxis(int orgid, int sortId)
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{
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//添加对象，并设置排序号
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object obj = Gateway.Default.Max<Links>(Links._.Lk_Tax, Links._.Ls_Id == sortId && Links._.Org_ID == orgid);
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int tax = 0;
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if (obj is int)
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{
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tax = (int)obj;
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}
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return tax;
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}
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public Links[] GetLinksAll(int orgid, bool? isShow)
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{
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WhereClip wc = Links._.Org_ID == orgid;
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if (isShow != null) wc.And(Links._.Lk_IsShow == isShow);
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return Gateway.Default.From<Links>().Where(wc).OrderBy(Links._.Lk_Tax.Asc).ToArray<Links>();
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}
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/// <summary>
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/// 取友情链接
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/// </summary>
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/// <param name="sortId">分类Id，如果为空则取所有</param>
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/// <param name="isShow"></param>
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/// <param name="isUse"></param>
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/// <param name="count">取多少条记录，如果小于等于0，则取所有</param>
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/// <returns></returns>
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public Links[] GetLinks(int orgid, int sortId, bool? isShow, bool? isUse, int count)
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{
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WhereClip wc = Links._.Org_ID == orgid;
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if (sortId > 0) wc.And(Links._.Ls_Id == sortId);
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if (isShow != null) wc.And(Links._.Lk_IsShow == isShow);
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if (isUse != null) wc.And(Links._.Lk_IsUse == isUse);
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return Gateway.Default.From<Links>().Where(wc).OrderBy(Links._.Lk_Tax.Asc && Links._.Lk_Id.Asc).ToArray<Links>(count);
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}
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public Links[] GetLinks(int orgid, string sortName, bool? isShow, bool? isUse, int count)
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{
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if (string.IsNullOrWhiteSpace(sortName) || sortName.Trim() == "") return null;
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Song.Entities.LinksSort sort = Gateway.Default.From<LinksSort>().Where(LinksSort._.Org_ID == orgid && LinksSort._.Ls_Name == sortName.Trim()).ToFirst<LinksSort>();
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if (sort == null) return null;
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if (isShow != null && (bool)isShow && !sort.Ls_IsShow && !sort.Ls_IsUse) return null;
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return GetLinks(orgid, sort.Ls_Id, isShow, isUse, count);
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}
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public Links[] GetLinksPager(int orgid, int size, int index, out int countSum)
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{
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WhereClip wc = Links._.Org_ID == orgid;
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countSum = Gateway.Default.Count<Links>(wc);
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return Gateway.Default.From<Links>().Where(wc).OrderBy(Links._.Lk_Tax.Asc).ToArray<Links>(size, (index - 1) * size);
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}
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public Links[] GetLinksPager(int orgid, int sortId, int size, int index, out int countSum)
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{
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WhereClip wc = Links._.Org_ID == orgid;
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if (sortId > 0) wc.And(Links._.Ls_Id == sortId);
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countSum = Gateway.Default.Count<Links>(wc);
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return Gateway.Default.From<Links>().Where(wc).OrderBy(Links._.Lk_Tax.Asc).ToArray<Links>(size, (index - 1) * size);
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}
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/// <summary>
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/// 分页获取所有链接项
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/// </summary>
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/// <param name="sortId">分类id</param>
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/// <param name="isUse">是否使用</param>
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/// <param name="isShow">是否显示</param>
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/// <param name="searTxt">检索字符</param>
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/// <param name="size"></param>
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/// <param name="index"></param>
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/// <param name="countSum"></param>
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/// <returns></returns>
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public Links[] GetLinksPager(int orgid, int sortId, bool? isUse, bool? isShow, string searTxt, int size, int index, out int countSum)
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{
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WhereClip wc = Links._.Org_ID == orgid;
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if (sortId > -1) wc.And(Links._.Ls_Id == sortId);
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if (isUse != null) wc.And(Links._.Lk_IsUse == (bool)isUse);
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if (isShow != null) wc.And(Links._.Lk_IsShow == (bool)isShow);
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if (searTxt != null || searTxt.Trim() != "") wc.And(Links._.Lk_Name.Like("%" + searTxt.Trim() + "%"));
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countSum = Gateway.Default.Count<Links>(wc);
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return Gateway.Default.From<Links>().Where(wc).OrderBy(Links._.Lk_Tax.Asc).ToArray<Links>(size, (index - 1) * size);
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}
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public Links[] GetLinksPager(int orgid, int sortId, bool? isUse, bool? isShow, bool? isVeri, bool? isApply, string searTxt, int size, int index, out int countSum)
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{
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WhereClip wc = Links._.Org_ID == orgid;
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if (sortId > -1) wc.And(Links._.Ls_Id == sortId);
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if (isUse != null) wc.And(Links._.Lk_IsUse == (bool)isUse);
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if (isShow != null) wc.And(Links._.Lk_IsShow == (bool)isShow);
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if (isVeri != null) wc.And(Links._.Lk_IsVerify == (bool)isVeri);
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if (isApply != null) wc.And(Links._.Lk_IsApply == (bool)isApply);
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if (searTxt != null || searTxt.Trim() != "") wc.And(Links._.Lk_Name.Like("%" + searTxt.Trim() + "%"));
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countSum = Gateway.Default.Count<Links>(wc);
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return Gateway.Default.From<Links>().Where(wc).OrderBy(Links._.Lk_Tax.Asc).ToArray<Links>(size, (index - 1) * size);
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}
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public Links[] GetLinksPager(int orgid, bool? isShow, int size, int index, out int countSum)
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{
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WhereClip wc = Links._.Org_ID == orgid;
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if (isShow != null) wc.And(Links._.Lk_IsShow == (bool)isShow);
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countSum = Gateway.Default.Count<Links>(wc);
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return Gateway.Default.From<Links>().Where(wc).OrderBy(Links._.Lk_Tax.Asc).ToArray<Links>(size, (index - 1) * size);
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}
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public bool LinksRemoveUp(int id)
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{
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//当前对象
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Links current = Gateway.Default.From<Links>().Where(Links._.Lk_Id == id).ToFirst<Links>();
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//当前对象父节点id;
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int lsId = (int)current.Ls_Id;
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//当前对象排序号
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int orderValue = (int)current.Lk_Tax;
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//上一个对象，即兄长对象；
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Links up = Gateway.Default.From<Links>().Where(Links._.Org_ID == current.Org_ID && Links._.Ls_Id == lsId && Links._.Lk_Tax < orderValue).OrderBy(Links._.Lk_Tax.Desc).ToFirst<Links>();
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if (up == null)
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{
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//如果兄长对象不存在，则表示当前节点在兄弟中是老大；即是最顶点；
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return false;
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}
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//交换排序号
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current.Lk_Tax = up.Lk_Tax;
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up.Lk_Tax = orderValue;
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using (DbTrans tran = Gateway.Default.BeginTrans())
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{
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try
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{
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tran.Save<Links>(current);
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tran.Save<Links>(up);
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tran.Commit();
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}
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catch
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{
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tran.Rollback();
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throw;
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}
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finally
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{
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tran.Close();
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}
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}
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return true;
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}
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public bool LinksRemoveDown(int id)
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{
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//当前对象
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Links current = Gateway.Default.From<Links>().Where(Links._.Lk_Id == id).ToFirst<Links>();
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//当前对象父节点id;
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int lsId = (int)current.Ls_Id;
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//当前对象排序号
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int orderValue = (int)current.Lk_Tax;
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//下一个对象，即弟弟对象；弟弟不存则直接返回false;
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Links next = Gateway.Default.From<Links>()
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.Where(Links._.Lk_Tax > orderValue && Links._.Org_ID == current.Org_ID && Links._.Ls_Id == lsId)
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.OrderBy(Links._.Lk_Tax.Asc).ToFirst<Links>();
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if (next == null)
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{
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//如果弟对象不存在，则表示当前节点在兄弟中是老幺；即是最底端；
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return false;
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}
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//交换排序号
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current.Lk_Tax = next.Lk_Tax;
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next.Lk_Tax = orderValue;
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using (DbTrans tran = Gateway.Default.BeginTrans())
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{
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try
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{
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tran.Save<Links>(current);
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tran.Save<Links>(next);
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tran.Commit();
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}
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catch
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{
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tran.Rollback();
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throw;
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}
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finally
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{
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tran.Close();
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}
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}
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return true;
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}
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#endregion
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#region 私有方法
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/// <summary>
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/// 私有对象，用于删除对象的子级，以及相关信息
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/// </summary>
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/// <param name="entity"></param>
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private void _LinksDelete(Links entity)
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{
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if (entity == null)
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{
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return;
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}
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if (!string.IsNullOrWhiteSpace(entity.Lk_Logo))
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{
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//删除图片
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WeiSha.WebControl.FileUpload.Delete("Links", entity.Lk_Logo);
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}
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//删除自身
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Gateway.Default.Delete<Links>(entity);
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}
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#endregion
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#region 友情链接的分类
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/// <suPsary>
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/// 添加
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/// </suPsary>
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/// <param name="entity">业务实体</param>
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public int SortAdd(LinksSort entity)
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{
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if (entity.Ls_PatId < 0)
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{
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//如果父节点小于0，违反逻辑
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return -1;
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}
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if (!(entity.Ls_Name != null && entity.Ls_Name.Trim() != ""))
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{
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//如果名称为空
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return -1;
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}
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if (entity.Ls_PatId > 0)
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{
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LinksSort parent = Gateway.Default.From<LinksSort>().Where(LinksSort._.Ls_PatId == entity.Ls_Id).ToFirst<LinksSort>();
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if (parent == null)
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{
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//如果父节点不存在
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return -1;
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}
|
|||
|
|
//新增对象的属性，遵循上级；
|
|||
|
|
entity.Ls_IsUse = parent.Ls_IsUse;
|
|||
|
|
}
|
|||
|
|
//添加对象，并设置排序号
|
|||
|
|
object obj = Gateway.Default.Max<LinksSort>(LinksSort._.Ls_Tax, LinksSort._.Ls_PatId == entity.Ls_PatId);
|
|||
|
|
int tax = 0;
|
|||
|
|
if (obj is int)
|
|||
|
|
{
|
|||
|
|
tax = (int)obj;
|
|||
|
|
}
|
|||
|
|
entity.Ls_Tax = tax + 1;
|
|||
|
|
Song.Entities.Organization org = Business.Do<IOrganization>().OrganCurrent();
|
|||
|
|
if (org != null)
|
|||
|
|
{
|
|||
|
|
entity.Org_ID = org.Org_ID;
|
|||
|
|
entity.Org_Name = org.Org_Name;
|
|||
|
|
}
|
|||
|
|
int id = Gateway.Default.Save<LinksSort>(entity);
|
|||
|
|
return id;
|
|||
|
|
}
|
|||
|
|
/// <suPsary>
|
|||
|
|
/// 修改
|
|||
|
|
/// </suPsary>
|
|||
|
|
/// <param name="entity">业务实体</param>
|
|||
|
|
public void SortSave(LinksSort entity)
|
|||
|
|
{
|
|||
|
|
using (DbTrans tran = Gateway.Default.BeginTrans())
|
|||
|
|
{
|
|||
|
|
try
|
|||
|
|
{
|
|||
|
|
tran.Save<LinksSort>(entity);
|
|||
|
|
tran.Update<Links>(new Field[] { Links._.Ls_Name }, new object[] { entity.Ls_Name }, Links._.Ls_Id == entity.Ls_Id);
|
|||
|
|
tran.Commit();
|
|||
|
|
}
|
|||
|
|
catch
|
|||
|
|
{
|
|||
|
|
tran.Rollback();
|
|||
|
|
throw;
|
|||
|
|
}
|
|||
|
|
finally
|
|||
|
|
{
|
|||
|
|
tran.Close();
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
/// <suPsary>
|
|||
|
|
/// 删除
|
|||
|
|
/// </suPsary>
|
|||
|
|
/// <param name="entity">业务实体</param>
|
|||
|
|
public void SortDelete(LinksSort entity)
|
|||
|
|
{
|
|||
|
|
using (DbTrans tran = Gateway.Default.BeginTrans())
|
|||
|
|
{
|
|||
|
|
try
|
|||
|
|
{
|
|||
|
|
tran.Delete<LinksSort>(LinksSort._.Ls_Id == entity.Ls_Id);
|
|||
|
|
tran.Delete<Links>(Links._.Ls_Id == entity.Ls_Id);
|
|||
|
|
tran.Commit();
|
|||
|
|
}
|
|||
|
|
catch
|
|||
|
|
{
|
|||
|
|
tran.Rollback();
|
|||
|
|
throw;
|
|||
|
|
|
|||
|
|
}
|
|||
|
|
finally
|
|||
|
|
{
|
|||
|
|
tran.Close();
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
/// <suPsary>
|
|||
|
|
/// 删除，按主键ID；
|
|||
|
|
/// </suPsary>
|
|||
|
|
/// <param name="identify">实体的主键</param>
|
|||
|
|
public void SortDelete(int identify)
|
|||
|
|
{
|
|||
|
|
Gateway.Default.Delete<LinksSort>(LinksSort._.Ls_Id == identify);
|
|||
|
|
}
|
|||
|
|
/// <suPsary>
|
|||
|
|
/// 删除，按栏目名称
|
|||
|
|
/// </suPsary>
|
|||
|
|
/// <param name="name">栏目名称</param>
|
|||
|
|
public void SortDelete(string name)
|
|||
|
|
{
|
|||
|
|
LinksSort entity = Gateway.Default.From<LinksSort>().Where(LinksSort._.Ls_Name == name).ToFirst<LinksSort>();
|
|||
|
|
if (entity == null) return;
|
|||
|
|
using (DbTrans tran = Gateway.Default.BeginTrans())
|
|||
|
|
{
|
|||
|
|
try
|
|||
|
|
{
|
|||
|
|
tran.Delete<LinksSort>(LinksSort._.Ls_Id == entity.Ls_Id);
|
|||
|
|
tran.Delete<Links>(Links._.Ls_Id == entity.Ls_Id);
|
|||
|
|
tran.Commit();
|
|||
|
|
}
|
|||
|
|
catch
|
|||
|
|
{
|
|||
|
|
tran.Rollback();
|
|||
|
|
throw;
|
|||
|
|
|
|||
|
|
}
|
|||
|
|
finally
|
|||
|
|
{
|
|||
|
|
tran.Close();
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
/// <suPsary>
|
|||
|
|
/// 获取单一实体对象，按主键ID；
|
|||
|
|
/// </suPsary>
|
|||
|
|
/// <param name="identify">实体的主键</param>
|
|||
|
|
/// <returns></returns>
|
|||
|
|
public LinksSort SortSingle(int identify)
|
|||
|
|
{
|
|||
|
|
return Gateway.Default.From<LinksSort>().Where(LinksSort._.Ls_Id == identify).ToFirst<LinksSort>();
|
|||
|
|
}
|
|||
|
|
/// <suPsary>
|
|||
|
|
/// 获取单一实体对象，按栏目名称
|
|||
|
|
/// </suPsary>
|
|||
|
|
/// <param name="name">栏目名称</param>
|
|||
|
|
/// <returns></returns>
|
|||
|
|
public LinksSort SortSingle(string name)
|
|||
|
|
{
|
|||
|
|
return Gateway.Default.From<LinksSort>().Where(LinksSort._.Ls_Name == name).ToFirst<LinksSort>();
|
|||
|
|
}
|
|||
|
|
/// <suPsary>
|
|||
|
|
/// 获取同一父级下的最大排序号；
|
|||
|
|
/// </suPsary>
|
|||
|
|
/// <param name="parentId">父Id</param>
|
|||
|
|
/// <returns></returns>
|
|||
|
|
public int SortMaxTaxis(int orgid, int parentId)
|
|||
|
|
{
|
|||
|
|
//添加对象，并设置排序号
|
|||
|
|
object obj = Gateway.Default.Max<LinksSort>(LinksSort._.Ls_Tax, LinksSort._.Ls_PatId == parentId && LinksSort._.Org_ID == orgid);
|
|||
|
|
int tax = 0;
|
|||
|
|
if (obj is int)
|
|||
|
|
{
|
|||
|
|
tax = (int)obj;
|
|||
|
|
}
|
|||
|
|
return tax;
|
|||
|
|
}
|
|||
|
|
/// <suPsary>
|
|||
|
|
/// 获取对象；即所有栏目；
|
|||
|
|
/// </suPsary>
|
|||
|
|
/// <returns></returns>
|
|||
|
|
public LinksSort[] GetSortAll(int orgid, bool? isUse, bool? isShow)
|
|||
|
|
{
|
|||
|
|
WhereClip wc = LinksSort._.Org_ID == orgid;
|
|||
|
|
if (isUse != null) wc.And(LinksSort._.Ls_IsUse == isUse);
|
|||
|
|
if (isShow != null) wc.And(LinksSort._.Ls_IsShow == isShow);
|
|||
|
|
return Gateway.Default.From<LinksSort>().Where(wc).OrderBy(LinksSort._.Ls_Tax.Asc).ToArray<LinksSort>();
|
|||
|
|
}
|
|||
|
|
public LinksSort[] GetSortCount(int orgid, bool? isUse, bool? isShow, int count)
|
|||
|
|
{
|
|||
|
|
WhereClip wc = LinksSort._.Org_ID == orgid;
|
|||
|
|
if (isUse != null) wc.And(LinksSort._.Ls_IsUse == isUse);
|
|||
|
|
if (isShow != null) wc.And(LinksSort._.Ls_IsShow == isShow);
|
|||
|
|
return Gateway.Default.From<LinksSort>().Where(wc).OrderBy(LinksSort._.Ls_Tax.Asc).ToArray<LinksSort>(count);
|
|||
|
|
}
|
|||
|
|
/// <summary>
|
|||
|
|
/// 分页获取
|
|||
|
|
/// </summary>
|
|||
|
|
/// <param name="isUse"></param>
|
|||
|
|
/// <param name="isShow"></param>
|
|||
|
|
/// <param name="searTxt"></param>
|
|||
|
|
/// <param name="size"></param>
|
|||
|
|
/// <param name="index"></param>
|
|||
|
|
/// <param name="countSum"></param>
|
|||
|
|
/// <returns></returns>
|
|||
|
|
public LinksSort[] GetSortPager(int orgid, bool? isUse, bool? isShow, string searTxt, int size, int index, out int countSum)
|
|||
|
|
{
|
|||
|
|
WhereClip wc = LinksSort._.Org_ID == orgid;
|
|||
|
|
if (isUse != null) wc.And(LinksSort._.Ls_IsUse == isUse);
|
|||
|
|
if (isShow != null) wc.And(LinksSort._.Ls_IsShow == isShow);
|
|||
|
|
if (!string.IsNullOrWhiteSpace(searTxt)) wc.And(LinksSort._.Ls_Name.Like("%" + searTxt.Trim() + "%"));
|
|||
|
|
countSum = Gateway.Default.Count<LinksSort>(wc);
|
|||
|
|
return Gateway.Default.From<LinksSort>().Where(wc).OrderBy(LinksSort._.Ls_Tax.Asc).ToArray<LinksSort>(size, (index - 1) * size);
|
|||
|
|
}
|
|||
|
|
/// <suPsary>
|
|||
|
|
/// 当前对象名称是否重名
|
|||
|
|
/// </suPsary>
|
|||
|
|
/// <param name="entity">业务实体</param>
|
|||
|
|
/// <returns>重名返回true，否则返回false</returns>
|
|||
|
|
public bool SortIsExist(int orgid, LinksSort entity)
|
|||
|
|
{
|
|||
|
|
LinksSort Ps = null;
|
|||
|
|
//如果是一个新对象
|
|||
|
|
if (entity.Ls_Id == 0)
|
|||
|
|
{
|
|||
|
|
Ps = Gateway.Default.From<LinksSort>().Where(LinksSort._.Ls_Name == entity.Ls_Name && LinksSort._.Org_ID == orgid).ToFirst<LinksSort>();
|
|||
|
|
}
|
|||
|
|
else
|
|||
|
|
{
|
|||
|
|
//如果是一个已经存在的对象，则不匹配自己
|
|||
|
|
Ps = Gateway.Default.From<LinksSort>().Where(LinksSort._.Org_ID == orgid && LinksSort._.Ls_Name == entity.Ls_Name && LinksSort._.Ls_Id != entity.Ls_Id).ToFirst<LinksSort>();
|
|||
|
|
}
|
|||
|
|
return Ps != null;
|
|||
|
|
}
|
|||
|
|
/// <suPsary>
|
|||
|
|
/// 将当前栏目向上移动；仅在当前对象的同层移动，即同一父节点下的对象之间移动；
|
|||
|
|
/// </suPsary>
|
|||
|
|
/// <param name="id"></param>
|
|||
|
|
/// <returns>如果已经处于顶端，则返回false；移动成功，返回true</returns>
|
|||
|
|
public bool SortRemoveUp(int id)
|
|||
|
|
{
|
|||
|
|
//当前对象
|
|||
|
|
LinksSort current = Gateway.Default.From<LinksSort>().Where(LinksSort._.Ls_Id == id).ToFirst<LinksSort>();
|
|||
|
|
//当前对象排序号
|
|||
|
|
int orderValue = (int)current.Ls_Tax;
|
|||
|
|
//上一个对象，即兄长对象；
|
|||
|
|
LinksSort up = Gateway.Default.From<LinksSort>().Where(LinksSort._.Org_ID == current.Org_ID && LinksSort._.Ls_Tax < orderValue).OrderBy(LinksSort._.Ls_Tax.Desc).ToFirst<LinksSort>();
|
|||
|
|
if (up == null)
|
|||
|
|
{
|
|||
|
|
//如果兄长对象不存在，则表示当前节点在兄弟中是老大；即是最顶点；
|
|||
|
|
return false;
|
|||
|
|
}
|
|||
|
|
//交换排序号
|
|||
|
|
current.Ls_Tax = up.Ls_Tax;
|
|||
|
|
up.Ls_Tax = orderValue;
|
|||
|
|
using (DbTrans tran = Gateway.Default.BeginTrans())
|
|||
|
|
{
|
|||
|
|
try
|
|||
|
|
{
|
|||
|
|
tran.Save<LinksSort>(current);
|
|||
|
|
tran.Save<LinksSort>(up);
|
|||
|
|
tran.Commit();
|
|||
|
|
}
|
|||
|
|
catch
|
|||
|
|
{
|
|||
|
|
tran.Rollback();
|
|||
|
|
throw;
|
|||
|
|
|
|||
|
|
}
|
|||
|
|
finally
|
|||
|
|
{
|
|||
|
|
tran.Close();
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
return true;
|
|||
|
|
}
|
|||
|
|
/// <suPsary>
|
|||
|
|
/// 将当前栏目向下移动；仅在当前对象的同层移动，即同一父节点下的对象之间移动；
|
|||
|
|
/// </suPsary>
|
|||
|
|
/// <param name="id"></param>
|
|||
|
|
/// <returns>如果已经处于最底端，则返回false；移动成功，返回true</returns>
|
|||
|
|
public bool SortRemoveDown(int id)
|
|||
|
|
{
|
|||
|
|
//当前对象
|
|||
|
|
LinksSort current = Gateway.Default.From<LinksSort>().Where(LinksSort._.Ls_Id == id).ToFirst<LinksSort>();
|
|||
|
|
//当前对象排序号
|
|||
|
|
int orderValue = (int)current.Ls_Tax;
|
|||
|
|
//下一个对象，即弟弟对象；
|
|||
|
|
LinksSort down = Gateway.Default.From<LinksSort>().Where(LinksSort._.Org_ID == current.Org_ID && LinksSort._.Ls_Tax > orderValue).OrderBy(LinksSort._.Ls_Tax.Asc).ToFirst<LinksSort>();
|
|||
|
|
if (down == null)
|
|||
|
|
{
|
|||
|
|
//如果弟对象不存在，则表示当前节点在兄弟中是老幺；即是最底端；
|
|||
|
|
return false;
|
|||
|
|
}
|
|||
|
|
//交换排序号
|
|||
|
|
current.Ls_Tax = down.Ls_Tax;
|
|||
|
|
down.Ls_Tax = orderValue;
|
|||
|
|
using (DbTrans tran = Gateway.Default.BeginTrans())
|
|||
|
|
{
|
|||
|
|
try
|
|||
|
|
{
|
|||
|
|
tran.Save<LinksSort>(current);
|
|||
|
|
tran.Save<LinksSort>(down);
|
|||
|
|
tran.Commit();
|
|||
|
|
}
|
|||
|
|
catch
|
|||
|
|
{
|
|||
|
|
tran.Rollback();
|
|||
|
|
throw;
|
|||
|
|
|
|||
|
|
}
|
|||
|
|
finally
|
|||
|
|
{
|
|||
|
|
tran.Close();
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
return true;
|
|||
|
|
}
|
|||
|
|
#endregion
|
|||
|
|
}
|
|||
|
|
}
|