xhEditor在线编辑器使用实例
使用xhEditor的最大好处就是不用去处理烦人的HTML标签问题，研究了一天，记录备用
前台HTML：
<%@ Page Language="C#" AutoEventWireup="true" CodeBehind="Editor.aspx.cs" Inherits="xhEditor在线编辑器.Editor" %>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head runat="server">
<title></title>
<script src="Scripts/jquery-1.7.1.min.js" type="text/javascript"></script>
<script src="Scripts/xhEditor/xheditor-1.2.1.min.js" type="text/javascript"></script>
<script src="Scripts/xhEditor/xheditor_lang/zh-cn.js" type="text/javascript"></script>
<script type="text/javascript">
$(function () {
//初始化编辑器
$('#elem1').xheditor({ tools: 'full', width: '99.4%', height: '426px', forcePtag: false,
upBtnText: '上传', upMultiple: 1, upLinkUrl: 'upload.aspx',
upImgUrl: 'upload.aspx', upImgExt: 'jpg,jpeg,gif,png',
upFlashUrl: 'upload.aspx', upFlashExt: 'swf',
upMediaUrl: 'upload.aspx', upMediaExt: 'wmv,avi,wma,mp3,mid'
});
});
//存值
function setValue() {
$.ajax({
cache: false,
url: "upload.ashx",
data: { "text": $("#elem1").val() },
success: function (e) {
//alert("success");
window.location.href = "Success.aspx";
}
});
}
//取值
function getText() {
$.ajax({
cache: false,
url: "getValue.ashx",
success: function (e) {
//alert(e);
$("#getDIV").append(e);
}
});
}
</script>
</head>
<body>
<form id="form1" method="POST">
<div id="editorDIV" style="width: 900px">
<hr />
<br />
<textarea id="elem1" name="content" >test</textarea>
<br />
<hr />
<input type="button" value="提交" onclick="setValue()" />
<input type="reset" name="reset" value="重置" />
<input type="button" onclick="getText()" value="取值"/>
</div>
<hr/>
<div id = "getDIV">
</div>
</form>
</body>
</html>
<%--使用指南http://xheditor.com/manual/1--%>
处理后台页：
<%@ Page Language="C#" AutoEventWireup="true" CodePage="65001" %>
<%@ Import Namespace="System" %>
<%@ Import Namespace="System.Collections" %>
<%@ Import Namespace="System.Configuration" %>
<%@ Import Namespace="System.Data" %>
<%@ Import Namespace="System.Web" %>
<%@ Import Namespace="System.Web.Security" %>
<%@ Import Namespace="System.Web.UI" %>
<%@ Import Namespace="System.Web.UI.HtmlControls" %>
<%@ Import Namespace="System.Web.UI.WebControls" %>
<%@ Import Namespace="System.Web.UI.WebControls.WebParts" %>
<%@ Import namespace="System.Data.SqlClient" %>
<script runat="server">
/*
* upload demo for c# .net 2.0
*
* @requires xhEditor
* @author Jediwolf<[email protected]>
* @licence LGPL(http://www.opensource.org/licenses/lgpl-license.php)
*
* @Version: 0.1.4 (build 111027)
*
* 注1：本程序仅为演示用，请您务必根据自己需求进行相应修改，或者重开发
* 注2：本程序将HTML5上传与普通POST上传转换为byte类型统一处理
*
*/
protected void Page_Load(object sender, EventArgs e)
{
Response.Charset = "UTF-8";
// 初始化一大堆变量
string inputname = "filedata";//表单文件域name
string attachdir = "upload"; // 上传文件保存路径，结尾不要带/
int dirtype = 1; // 1:按天存入目录 2:按月存入目录 3:按扩展名存目录 建议使用按天存
int maxattachsize = 2097152; // 最大上传大小，默认是2M
string upext = "txt,rar,zip,jpg,jpeg,gif,png,swf,wmv,avi,wma,mp3,mid"; // 上传扩展名
int msgtype = 2; //返回上传参数的格式：1，只返回url，2，返回参数数组
string immediate = Request.QueryString["immediate"];//立即上传模式，仅为演示用
byte[] file; // 统一转换为byte数组处理
string localname = "";
string disposition = Request.ServerVariables["HTTP_CONTENT_DISPOSITION"];
string err = "";
string msg = "''";
if (disposition != null)
{
// HTML5上传
file = Request.BinaryRead(Request.TotalBytes);
localname = Server.UrlDecode(Regex.Match(disposition, "filename=\"(.+?)\"").Groups[1].Value);// 读取原始文件名
}
else
{
HttpFileCollection filecollection = Request.Files;
HttpPostedFile postedfile = filecollection.Get(inputname);
// 读取原始文件名
localname = postedfile.FileName;
// 初始化byte长度.
file = new Byte[postedfile.ContentLength];
// 转换为byte类型
System.IO.Stream stream = postedfile.InputStream;
stream.Read(file, 0, postedfile.ContentLength);
stream.Close();
filecollection = null;
}
if (file.Length == 0) err = "无数据提交";
else
{
if (file.Length > maxattachsize) err = "文件大小超过" + maxattachsize + "字节";
else
{
string attach_dir, attach_subdir, filename, extension, target;
// 取上载文件后缀名
extension = GetFileExt(localname);
if (("," + upext + ",").IndexOf("," + extension + ",") < 0) err = "上传文件扩展名必需为：" + upext;
else
{
switch (dirtype)
{
case 2:
attach_subdir = "month_" + DateTime.Now.ToString("yyMM");
break;
case 3:
attach_subdir = "ext_" + extension;
break;
default:
attach_subdir = "day_" + DateTime.Now.ToString("yyMMdd");
break;
}
attach_dir = attachdir + "/" + attach_subdir + "/";
// 生成随机文件名
Random random = new Random(DateTime.Now.Millisecond);
filename = DateTime.Now.ToString("yyyyMMddhhmmss") + random.Next(10000) + "." + extension;
target = attach_dir + filename;
//记录文件名和文件路径
Session["filename"] = filename;
Session["route"] = target;
try
{
CreateFolder(Server.MapPath(attach_dir));
System.IO.FileStream fs = new System.IO.FileStream(Server.MapPath(target), System.IO.FileMode.Create, System.IO.FileAccess.Write);
fs.Write(file, 0, file.Length);
fs.Flush();
fs.Close();
}
catch (Exception ex)
{
err = ex.Message.ToString();
}
// 立即模式判断
if (immediate == "1") target = "!" + target;
target = jsonString(target);
if (msgtype == 1) msg = "'" + target + "'";
else msg = "{'url':'" + target + "','localname':'" + jsonString(localname) + "','id':'1'}";
}
}
}
file = null;
Response.Write("{'err':'" + jsonString(err) + "','msg':" + msg + "}");
}
string jsonString(string str)
{
str = str.Replace("\\", "\\\\");
str = str.Replace("/", "\\/");
str = str.Replace("'", "\\'");
return str;
}
string GetFileExt(string FullPath)
{
if (FullPath != "") return FullPath.Substring(FullPath.LastIndexOf('.') + 1).ToLower();
else return "";
}
void CreateFolder(string FolderPath)
{
if (!System.IO.Directory.Exists(FolderPath)) System.IO.Directory.CreateDirectory(FolderPath);
}
</script>
保存到数据库：
using System;
using System.Collections.Generic;
using System.Data.SqlClient;
using System.Linq;
using System.Web;
using System.Data;
namespace xhEditor在线编辑器
{
/// <summary>
/// Summary description for getValue
/// </summary>
public class getValue : IHttpHandler
{
public void ProcessRequest(HttpContext context)
{
context.Response.ContentType = "text/plain";
//context.Response.Write("Hello World");
string connStr = "server = .;database = Test1;uid=sa;pwd=password";
using (SqlConnection conn = new SqlConnection(connStr))
{
string id = Guid.NewGuid().ToString();
string sqlstr = "select top 1 text from dbo.editor";
using (SqlCommand cmd = new SqlCommand(sqlstr, conn))
{
conn.Open();
using (SqlDataAdapter dapter = new SqlDataAdapter(cmd))
{
DataTable ds = new DataTable();
dapter.Fill(ds);
context.Response.Write(ds.Rows[0][0].ToString());
}
}
}
}
public bool IsReusable
{
get
{
return false;
}
}
}
}
从数据库读取数据：
using System;
using System.Data.SqlClient;
using System.Linq;
using System.Web;
using System.Data;
namespace xhEditor在线编辑器
{
public partial class Success : System.Web.UI.Page
{
protected string text = string.Empty;
protected void Page_Load(object sender, EventArgs e)
{
string connStr = "server = .;database = Test1;uid=sa;pwd=password";
using (SqlConnection conn = new SqlConnection(connStr))
{
string id = Guid.NewGuid().ToString();
string sqlstr = "select top 1 text from dbo.editor";
using (SqlCommand cmd = new SqlCommand(sqlstr, conn))
{
conn.Open();
using (SqlDataAdapter dapter = new SqlDataAdapter(cmd))
{
DataTable ds = new DataTable();
dapter.Fill(ds);
text = ds.Rows[0][0].ToString();
}
}
}
}
}
}
层次结构：
数据库结构：