protected override void OnInit(EventArgs e)
{
if (Method == HttpMethod.HttpPost && IsOnline)
{
var frm = this._Context.Request.Form;
string mode = string.IsNullOrEmpty(frm["Mode"]) ? null : frm["Mode"].ToLower().Trim();
string[] modes = { "new", "edit", "frompostpage", "delete" };
if (modes.Contains(mode))
{
string error = null;
bool isOk = false;
object res = null;
TagsModel tag = null;
var insertedTags = Service.TagsService.GetList();
string title = string.IsNullOrEmpty(frm["Title"]) ? null : frm["Title"].Trim();
string name = string.IsNullOrEmpty(frm["Name"]) ? null : frm["Name"].Trim();
//if (name != null && !Regex.IsMatch(name, Validater.OtherName)) error = "name_format";
string des = string.IsNullOrEmpty(frm["Des"]) ? null : frm["Des"].Trim();
if (mode == "new")
{
if (title == null) error = "title_null";
else if (!stringNull(name))
{
//判断是否存在
if (insertedTags.Count(p => p.Name.ToLower() == name.ToLower()) > 0) error = "has_name";
else if (!Regex.IsMatch(name, Validater.OtherName)) error = "name_format";
}
if (stringNull(error))
{
tag = new TagsModel();
tag.Title = title;
if (stringNull(name))
{
newTagName:
name = Guid.NewGuid().ToString().ToLower().Replace("-", "");
if (insertedTags.Count(p => p.Name.ToLower() == name) > 0)
goto newTagName;
}
tag.Name = name;
tag.Des = stringNull(des) ? "" : des;
//添加
if (Service.TagsService.Add(tag))
{
isOk = true;
//insertedTags = Service.TagsService.GetList();
//res = insertedTags.First(p => p.Name == name);
}
else error = "on-add-error";
}
}
else if (mode == "edit")
{
int tagId = 0;
if (stringNull(frm["TagID"]) || !int.TryParse(frm["TagID"].Trim(), out tagId) || insertedTags.Count(p => p.ID == tagId) <= 0)
error = "tag_null";
else if (stringNull(title)) error = "title_null";
else
{
if (!stringNull(name))
{
//判断是否存在
if (insertedTags.Count(p => p.Name.ToLower() == name.ToLower()) > 0) error = "has_name";
else if (!Regex.IsMatch(name, Validater.OtherName)) error = "name_format";
}
if (stringNull(error))
{
tag = insertedTags.First(p => p.ID == tagId);
tag.Title = title;
tag.Name = stringNull(name) ? tag.Name : name;
tag.Des = stringNull(des) ? tag.Des : des;
//掺入
if (Service.TagsService.Update(tag))
{
isOk = true;
//res = Service.TagsService.GetTags(tagId);
}
else error = "on-update-error";
}
}
}
else if (mode == "frompostpage")
{
//标签从文章发表页面提交,快速添加
int postId = 0;
if (stringNull(title)) error = "title_null";
else if (stringNull(frm["PostID"]) || !int.TryParse(frm["PostID"].Trim(), out postId) || Service.PostsService.GetPostById(postId) == null) error = "post_null";
else
{
//分割
string[] titles = title.Split(new char[] { ',', '،' }, StringSplitOptions.RemoveEmptyEntries);
if (titles.Length <= 0) error = "title_null";
else
{
//循环判断添加
foreach (var tit in titles)
{
//判断是否存在
if (insertedTags.Count(p => p.Title == tit) > 0) continue;
tag = new TagsModel() { Des = "", Title = tit.Trim() };
newTagName:
name = Guid.NewGuid().ToString().ToLower().Replace("-", "");
if (insertedTags.Count(p => p.Name.ToLower() == name) > 0)
goto newTagName;
tag.Name = name;
Service.TagsService.Add(tag);
}
insertedTags = Service.TagsService.GetList();
var newTags = insertedTags.Where(p => titles.Count(s => s.Trim() == p.Title) > 0);
if (newTags.Count() > 0)
{
//isOk = true;
//res = newTags.Select(p => new { tag_id = p.ID, tag_name = p.Name });
//添加关系
//获取没有添加的
var postInTags = Service.PostInTagsService.GetListByPost(postId);
var allPostInTags = newTags.Select(p => new PostInTagsModel() { PostID = postId, TagID = p.ID });
var canInsertPostinTags = allPostInTags.Where(p => !newTags.Select(u => u.ID).Contains(p.TagID));
if (canInsertPostinTags.Count() > 0)
{
//批量添加关系
Service.PostInTagsService.Add(canInsertPostinTags.ToList());
postInTags = Service.PostInTagsService.GetListByPost(postId);
}
//获取
newTags = newTags.Where(p => postInTags.Select(u => u.TagID).Contains(p.ID));
res = newTags;
}
else error = "on_quickadd_error";
}
}
}
else if (mode == "delete")
{
//删除
int tagId = 0;
if (stringNull(frm["TagID"]) || !int.TryParse(frm["TagID"].Trim(), out tagId) || Service.TagsService.GetTags(tagId) == null)
error = "tag_null";
else
{
if (Service.TagsService.Delete(tagId)) isOk = true;
else error = "on_delete_error";
}
}
//设置返回参数
Result.SetResult(isOk).SetError(error).SetRes(res);
}
}
base.OnInit(e);
}
protected void Page_Load(object sender, EventArgs e)
{
allTags = Service.TagsService.GetList(true);
int tagId;
if (!string.IsNullOrEmpty(Request.QueryString["tagid"]) && int.TryParse(Request.QueryString["tagid"].Trim(), out tagId))
{
updateTag = allTags.FirstOrDefault(p => p.ID == tagId);
isEdit = updateTag != null;
}
updateTag = updateTag ?? new TagsModel();
}
