Utility常用功能类 MD5 ClientIP JS弹窗消息
UTILITY
Utility
1
using System;
2using System.Collections.Generic;
3using System.Text;
4using Microsoft.Practices.EnterpriseLibrary.Logging;
5using System.Security.Cryptography;
6using System.Web;
7using System.Collections;
8using System.Text.RegularExpressions;
9using Dart.PowerTCP.SecureMail;
10using System.Net.Sockets;
11using System.IO;
12using System.Data.SqlClient;
13using System.Data;
14using System.Collections.Specialized;
15
16namespace ChinaValue.CommonV2008
17
{
18
/// <summary>
19
/// 常用功能类
20
/// </summary>
21 public class Utility
22 {
23 /// <summary>
24 /// 检测非法Post字符
25 /// </summary>
26 /// <param name="content"></param>
27 /// <returns></returns>
28 public static Boolean ValidatePostContent(String content)
29 {
30 Regex regexBadString = new Regex(@"<\s*?(/form)|(form)|(iframe)|(frame)|(meta)|(script).+?>", RegexOptions.Compiled | RegexOptions.IgnoreCase | RegexOptions.Singleline);
31 return !regexBadString.Match(content).Success;
32 }
33
34 /// <summary>
35 /// 写错误日志
36 /// </summary>
37 /// <param name="strInformation"></param>
38 /// <param name="strTitle"></param>
39 public static void LogInfo(String strTitle, String strInformation)
40 {
41 LogEntry logEntry = new LogEntry();
42 logEntry.Title = strTitle;
43 logEntry.Message = strInformation;
44 logEntry.Categories.Add("General");
45 logEntry.TimeStamp = DateTime.Now;
46 Logger.Write(logEntry);
47 }
48
49 /// <summary>
50 /// 写指定路径的日志
51 /// </summary>
52 /// <param name="logUrl">日志路径，物理地址</param>
53 /// <param name="title"></param>
54 /// <param name="information"></param>
55 public static void LogInfo(String logUrl, String title, String information)
56 {
57 using (FileStream fs = new FileStream(logUrl, FileMode.Append, FileAccess.Write))
58 {
59 StreamWriter sw = new StreamWriter(fs, System.Text.Encoding.Default);
60 sw.WriteLine(information);
61 sw.Flush();
62 sw.Close();
63 fs.Close();
64 }
65 }
66
67 /// <summary>
68 /// MD5加密
69 /// </summary>
70 /// <param name="toCryString"></param>
71 /// <returns></returns>
72 public static String MD5(String toCryString)
73 {
74 MD5CryptoServiceProvider hashmd5;
75 hashmd5 = new MD5CryptoServiceProvider();
76 return BitConverter.ToString(hashmd5.ComputeHash(Encoding.Default.GetBytes(toCryString))).Replace("-", "").ToLower();
77 }
78
79 /// <summary>
80 /// 获取客户端的IP地址
81 /// </summary>
82 /// <returns></returns>
83 public static String ClientIP()
84 {
85 //判断是否通过代理服务器上网
86 if (HttpContext.Current.Request.ServerVariables["HTTP_X_FORWARDED_FOR"] != null)
87 {
88 return HttpContext.Current.Request.ServerVariables["HTTP_X_FORWARDED_FOR"].ToString(); //真实的IP
89 }
90 else
91 {
92 return HttpContext.Current.Request.ServerVariables["REMOTE_ADDR"].ToString();
93 }
94 }
95
96 /// <summary>
97 /// 在客户端弹出一个消息框(Page)
98 /// </summary>
99 /// <param name="strMsg">待显示的信息</param>
100 public static void ShowClientMessegeBox(System.Web.UI.Page pageFor, String strMessage)
101 {
102 System.Text.StringBuilder strBuilder = new System.Text.StringBuilder("<script>alert(\"");
103 strBuilder.Append(strMessage.Replace("\r\n", "\\r\\n"));
104 strBuilder.Append("\")</script>");
105 pageFor.ClientScript.RegisterStartupScript(pageFor.GetType(), "alertBox", strBuilder.ToString());
106 }
107
108 /// <summary>
109 /// 在客户端弹出一个消息框(UserControl)
110 /// </summary>
111 /// <param name="strMsg">待显示的信息</param>
112 public static void ShowClientMessegeBox(System.Web.UI.UserControl ucFor, String strMessage)
113 {
114 System.Text.StringBuilder strBuilder = new System.Text.StringBuilder("<script>alert(\"");
115 strBuilder.Append(strMessage.Replace("\r\n", "\\r\\n"));
116 strBuilder.Append("\")</script>");
117 ucFor.Page.ClientScript.RegisterStartupScript(ucFor.GetType(), "alertBox", strBuilder.ToString());
118 }
119
120 /// <summary>
121 /// 在客户端跳转页面
122 /// </summary>
123 /// <param name="Url"></param>
124 public static void RedirectAtClient(String redirectUrl)
125 {
126 HttpContext.Current.Response.Write("<script language=\"javascript\" type=\"text/javascript\">");
127 HttpContext.Current.Response.Write("location.href='" + redirectUrl + "';");
128 HttpContext.Current.Response.Write("</script>");
129 HttpContext.Current.Response.End();
130 }
131
132 /// <summary>
133 /// 在客户端弹出消息框并跳转
134 /// </summary>
135 /// <param name="pageFor"></param>
136 /// <param name="message">待显示的信息</param>
137 /// <param name="redirectUrl">待跳转的地址</param>
138 public static void ShowClientMessegeBoxAndRedirect(String message, String redirectUrl)
139 {
140 HttpContext.Current.Response.Write("<script language=\"javascript\" type=\"text/javascript\">");
141 HttpContext.Current.Response.Write("alert('" + message + "');");
142 HttpContext.Current.Response.Write("location.href='" + redirectUrl + "';");
143 HttpContext.Current.Response.Write("</script>");
144 HttpContext.Current.Response.End();
145 }
146
147 /// <summary>
148 /// 在客户端弹出消息框并关闭窗口
149 /// </summary>
150 /// <param name="message">待显示的信息</param>
151 public static void ShowClientMessegeBoxAndClose(String message)
152 {
153 HttpContext.Current.Response.Write("<script language=\"javascript\" type=\"text/javascript\">");
154 HttpContext.Current.Response.Write("alert('" + message + "');");
155 HttpContext.Current.Response.Write("window.close();");
156 HttpContext.Current.Response.Write("</script>");
157 HttpContext.Current.Response.End();
158 }
159
160
161 /// <summary>
162 /// 在客户端弹出消息框并父窗口跳转
163 /// </summary>
164 /// <param name="message">待显示的信息</param>
165 public static void ShowClientMessegeBoxAndRedirectAtParent(String message, String redirectUrl)
166 {
167 HttpContext.Current.Response.Write("<script language=\"javascript\" type=\"text/javascript\">");
168 HttpContext.Current.Response.Write("alert('" + message + "');");
169 HttpContext.Current.Response.Write("window.parent.location.href='" + redirectUrl + "';");
170 HttpContext.Current.Response.Write("</script>");
171 HttpContext.Current.Response.End();
172 }
173
174 /// <summary>
175 /// 在客户端关闭新开窗口并刷新Opener
176 /// </summary>
177 /// <param name="pageFor"></param>
178 /// <param name="message">待显示的信息</param>
179 /// <param name="redirectUrl">待跳转的地址</param>
180 public static void CloseAndRefreshOpener()
181 {
182 HttpContext.Current.Response.Write("<script language=\"javascript\" type=\"text/javascript\">");
183 HttpContext.Current.Response.Write("window.opener.location.href=window.opener.location.href;");
184 HttpContext.Current.Response.Write("window.focus();");
185 HttpContext.Current.Response.Write("window.opener=null;");
186 HttpContext.Current.Response.Write("window.close();");
187 HttpContext.Current.Response.Write("</script>");
188 HttpContext.Current.Response.End();
189 }
190
191 /// <summary>
192 /// 在客户端刷新Opener
193 /// </summary>
194 /// <param name="pageFor"></param>
195 /// <param name="message">待显示的信息</param>
196 /// <param name="redirectUrl">待跳转的地址</param>
197 public static void RefreshOpener()
198 {
199 HttpContext.Current.Response.Write("<script language=\"javascript\" type=\"text/javascript\">");
200 HttpContext.Current.Response.Write("window.opener.location.href=window.opener.location.href;");
201 HttpContext.Current.Response.Write("window.focus();");
202 HttpContext.Current.Response.Write("</script>");
203 }
204
205 /// <summary>
206 /// 替换瘦文本框中的空格、大于号、小于号以及软回车，自动转换Email、HTTP地址
207 /// </summary>
208 /// <param name="content"></param>
209 /// <returns></returns>
210 public static String EncodeTextBox(String content)
211 {
212 StringBuilder sbContent = new StringBuilder(content);
213
214 sbContent = sbContent.Replace("<", "<");//处理小于号
215 sbContent = sbContent.Replace(">", ">");//处理大于号
216 sbContent = sbContent.Replace("\"", """);//处理双引号
217
218 //替换URL
219 Regex regUrl = new Regex(@"(http:\/\/[\w.]+(\/?\w+)+[.a-zA-Z0-9\?=]+)", RegexOptions.IgnoreCase | RegexOptions.Compiled);
220 sbContent = new StringBuilder(regUrl.Replace(sbContent.ToString(), "<a href=\"$0\" target=\"_blank\">$0</a>"));
221
222 //替换Email
223 Regex regEmail = new Regex(@"([a-zA-Z_0-9.-]+\@[a-zA-Z_0-9.-]+\.\w+)", RegexOptions.IgnoreCase | RegexOptions.Compiled);
224 sbContent = new StringBuilder(regEmail.Replace(sbContent.ToString(), "<a href=\"mailto:$0\">$0</a>"));
225
226 sbContent = sbContent.Replace("\n", "<br />");//处理换行
227 sbContent = sbContent.Replace(" ", " ");//处理空格
228
229 return sbContent.ToString();
230 }
231
232 /// <summary>
233 /// 与EncodeTextBox方法作用相反
234 /// </summary>
235 /// <param name="content"></param>
236 /// <returns></returns>
237 public static String DecodeTextBox(String content)
238 {
239 StringBuilder sbContent = new StringBuilder(Utility.DropHtmlTags(content)); //去掉html标签
240
241 sbContent = sbContent.Replace(""", "\"");//处理双引号
242 sbContent = sbContent.Replace(" ", " ");//处理空格
243 sbContent = sbContent.Replace("<", "<");//处理小于号
244 sbContent = sbContent.Replace(">", ">");//处理大于号
245 sbContent = sbContent.Replace("<br />", "\n");//处理换行
246
247 return sbContent.ToString();
248 }
249
250 /// <summary>
251 /// 对字符串进行Base64编码
252 /// </summary>
253 /// <param name="content"></param>
254 /// <returns></returns>
255 public static String EncodeBase64(String content)
256 {
257 String encode = "";
258 Byte[] bytes = Encoding.Default.GetBytes(content);
259
260 try
261 {
262 encode = Convert.ToBase64String(bytes);
263 }
264 catch
265 {
266 encode = content;
267 }
268
269 return encode;
270 }
271
272 /// <summary>
273 /// 对字符串进行Base64解码
274 /// </summary>
275 /// <param name="content"></param>
276 /// <returns></returns>
277 public static String DecodeBase64(String content)
278 {
279 String decode = "";
280 Byte[] bytes = Convert.FromBase64String(content);
281
282 try
283 {
284 decode = Encoding.Default.GetString(bytes);
285 }
286 catch
287 {
288 decode = content;
289 }
290
291 return decode;
292 }
293
294 /// <summary>
295 /// DES加密
296 /// </summary>
297 /// <param name="pToEncrypt">要加密的字符串</param>
298 /// <param name="sKey">密钥</param>
299 /// <returns></returns>
300 public static String EncodeDES(String pToEncrypt, String sKey)
301 {
302 DESCryptoServiceProvider des = new DESCryptoServiceProvider();
303
304 //把字符串放到byte数组中
305 Byte[] inputByteArray = Encoding.Default.GetBytes(pToEncrypt);
306
307 //建立加密对象的密钥和偏移量
308 //原文使用ASCIIEncoding.ASCII方法的GetBytes方法
309 //使得输入密码必须输入英文文本
310 des.Key = ASCIIEncoding.ASCII.GetBytes(sKey);
311 des.IV = ASCIIEncoding.ASCII.GetBytes(sKey);
312 MemoryStream ms = new MemoryStream();
313 CryptoStream cs = new CryptoStream(ms, des.CreateEncryptor(), CryptoStreamMode.Write);
314
315 //Write the byte array into the crypto stream
316 //(It will end up in the memory stream)
317 cs.Write(inputByteArray, 0, inputByteArray.Length);
318 cs.FlushFinalBlock();
319
320 //Get the data back from the memory stream, and into a string
321 StringBuilder ret = new StringBuilder();
322 foreach (Byte b in ms.ToArray())
323 {
324 //Format as hex
325 ret.AppendFormat("{0:X2}", b);
326 }
327
328 ret.ToString();
329
330 return ret.ToString();
331 }
332
333 /// <summary>
334 /// DES解密
335 /// </summary>
336 /// <param name="pToDecrypt">要解密的字符串</param>
337 /// <param name="sKey">密钥</param>
338 /// <returns></returns>
339 public static String DecodeDES(String pToDecrypt, String sKey)
340 {
341 DESCryptoServiceProvider des = new DESCryptoServiceProvider();
342
343 Byte[] inputByteArray = new Byte[pToDecrypt.Length / 2];
344
345 for (Int32 x = 0; x < pToDecrypt.Length / 2; x++)
346 {
347 Int32 i = (Convert.ToInt32(pToDecrypt.Substring(x * 2, 2), 16));
348 inputByteArray[x] = (Byte)i;
349 }
350
351 //建立加密对象的密钥和偏移量，此值重要，不能修改
352 des.Key = ASCIIEncoding.ASCII.GetBytes(sKey);
353 des.IV = ASCIIEncoding.ASCII.GetBytes(sKey);
354 MemoryStream ms = new MemoryStream();
355 CryptoStream cs = new CryptoStream(ms, des.CreateDecryptor(), CryptoStreamMode.Write);
356
357 //Flush the data through the crypto stream into the memory stream
358 cs.Write(inputByteArray, 0, inputByteArray.Length);
359 cs.FlushFinalBlock();
360
361 //Get the decrypted data back from the memory stream
362 return Encoding.Default.GetString(ms.ToArray());
363 }
364
365 /// <summary>
366 /// DES与Base64组合加密
367 /// </summary>
368 /// <param name="data"></param>
369 /// <param name="key"></param>
370 /// <returns></returns>
371 public static String EncodeDESAndBase64(String data, String key)
372 {
373 Byte[] byKey = Encoding.Default.GetBytes(key);
374 Byte[] byIV = Encoding.Default.GetBytes(key);
375
376 DESCryptoServiceProvider cryptoProvider = new DESCryptoServiceProvider();
377 Int32 i = cryptoProvider.KeySize;
378 MemoryStream ms = new MemoryStream();
379 CryptoStream cst = new CryptoStream(ms, cryptoProvider.CreateEncryptor(byKey, byIV), CryptoStreamMode.Write);
380
381 StreamWriter sw = new StreamWriter(cst);
382 cst.Write(System.Text.Encoding.Default.GetBytes(data), 0, System.Text.Encoding.Default.GetByteCount(data));
383 sw.Flush();
384 cst.FlushFinalBlock();
385 sw.Flush();
386
387 return Convert.ToBase64String(ms.GetBuffer(), 0, (Int32)ms.Length);
388 }
389
390 /// <summary>
391 /// DES与Base64组合解密
392 /// </summary>
393 /// <param name="data"></param>
394 /// <param name="key"></param>
395 /// <returns></returns>
396 public static String DecodeDESAndBase64(String data, String key)
397 {
398 //把密钥转成二进制数组
399 Byte[] byKey = Encoding.Default.GetBytes(key);
400 Byte[] byIV = Encoding.Default.GetBytes(key);
401
402 Byte[] byEnc;
403
404 try
405 {
406 //base64解码
407 byEnc = Convert.FromBase64String(data);
408 }
409 catch
410 {
411 return null;
412 }
413
414 DESCryptoServiceProvider cryptoProvider = new DESCryptoServiceProvider();
415 MemoryStream ms = new MemoryStream(byEnc);
416 CryptoStream cst = new CryptoStream(ms, cryptoProvider.CreateDecryptor(byKey, byIV), CryptoStreamMode.Read);
417 StreamReader sr = new StreamReader(cst);
418 Byte[] tmp = new Byte[ms.Length];
419 cst.Read(tmp, 0, tmp.Length);
420 String result = System.Text.Encoding.Default.GetString(tmp);
421
422 return result;
423 }
424
425 /// <summary>
426 /// 数组转换为ArrayList
427 /// </summary>
428 /// <param name="array">待转换的数组</param>
429 /// <returns></returns>
430 public static ArrayList ArrayToArrayList(String[] array)
431 {
432 ArrayList arrayList = new ArrayList();
433
434 for (Int32 i = 0; i < array.Length; i++)
435 {
436 arrayList.Add(array[i]);
437 }
438
439 return arrayList;
440 }
441
442 /// <summary>
443 /// 数组转换为ArrayList
444 /// </summary>
445 /// <param name="array">待转换的数组</param>
446 /// <returns></returns>
447 public static ArrayList ArrayToArrayList(Char[] array)
448 {
449 ArrayList arrayList = new ArrayList();
450
451 for (Int32 i = 0; i < array.Length; i++)
452 {
453 arrayList.Add(array[i]);
454 }
455
456 return arrayList;
457 }
458
459 /// <summary>
460 /// 截断字符串，截断结果的长度将不会超过制定的最大长度
461 /// </summary>
462 /// <param name="strContent"></param>
463 /// <param name="intMaxLength"></param>
464 /// <returns></returns>
465 public static String CompressString(String strContent, Int32 intMaxLength)
466 {
467 return CompressString(strContent, intMaxLength, true);
468 }
469
470 /// <summary>
471 /// 截断字符串，截断结果的长度将不会超过制定的最大长度，并且可以指定是否添加省略号
472 /// </summary>
473 /// <param name="strContent"></param>
474 /// <param name="intMaxLength"></param>
475 /// <param name="appendSuffix"></param>
476 /// <returns></returns>
477 public static String CompressString(String strContent, Int32 intMaxLength, Boolean appendSuffix)
478 {
479 if (String.IsNullOrEmpty(strContent))
480 {
481 return String.Empty;
482 }
483 else
484 {
485 int intUnicodeLength = 0;
486 int intCharCount = 0;
487 for (Int32 i = 0; i < strContent.Length && intUnicodeLength < intMaxLength; i++)
488 {
489 if (strContent[i] > 255)
490 intUnicodeLength += 2;
491 else
492 intUnicodeLength++;
493
494 intCharCount++;
495 }
496
497 if (intUnicodeLength >= intMaxLength)
498 {
499 if (appendSuffix)
500 {
501 return strContent.Substring(0, intCharCount) + "…";
502 }
503 else
504 {
505 return strContent.Substring(0, intCharCount);
506 }
507 }
508 else
509 {
510 return strContent;
511 }
512 }
513 }
514
515 /// <summary>
516 /// 去掉字符串中的所有空格
517 /// </summary>
518 /// <param name="HtmlText"></param>
519 /// <returns></returns>
520 public static String DropBlanks(string HtmlText)
521 {
522 if (!String.IsNullOrEmpty(HtmlText))
523 {
524 System.Text.RegularExpressions.Regex reg = new System.Text.RegularExpressions.Regex(@"[\s| ]", System.Text.RegularExpressions.RegexOptions.Singleline | System.Text.RegularExpressions.RegexOptions.Compiled);
525 return reg.Replace(HtmlText, string.Empty).Replace(" ", " ");
526 }
527 else
528 {
529 return String.Empty;
530 }
531 }
532
533 /// <summary>
534 /// 去除Html"标签"
535 /// </summary>
536 /// <param name="HtmlText"></param>
537 /// <returns></returns>
538 public static String DropHtmlTags(string HtmlText)
539 {
540 if (string.IsNullOrEmpty(HtmlText))
541 {
542 return String.Empty;
543 }
544 else
545 {
546 System.Text.RegularExpressions.Regex reg = new System.Text.RegularExpressions.Regex(@"<.*?>", System.Text.RegularExpressions.RegexOptions.Singleline | System.Text.RegularExpressions.RegexOptions.Compiled);
547 return reg.Replace(HtmlText, string.Empty);
548 }
549 }
550
551 /// <summary>
552 /// 发送邮件（账户友好名称为：“价值中国网”）
553 /// </summary>
554 /// <param name="userID">邮件发送目的用户ID</param>
555 /// <param name="subject">邮件主题</param>
556 /// <param name="body">邮件内容</param>
557 /// <returns></returns>
558 public static Boolean SendMail(Int32 userID, String subject, String body)
559 {
560 SqlParameter[] para = new SqlParameter[1];
561 para[0] = new SqlParameter("@ID", SqlDbType.Int, 4);
562 para[0].Value = userID;
563
564 String sqlStr = "SELECT Email FROM huiyuan WHERE [ID] = @ID";
565
566 Object objEmail = SqlHelper.ExecuteScalar(WebConfig.ConnStrWWW, CommandType.Text, sqlStr, para);
567
568 if (objEmail != null)
569 {
570 return SendMail("价值中国网", objEmail.ToString(), subject, body);
571 }
572
573 return false;
574 }
575
576 /// <summary>
577 /// 发送邮件（账户友好名称为：“价值中国网”）
578 /// </summary>
579 /// <param name="toEmail">邮件发送目的Email</param>
580 /// <param name="subject">邮件主题</param>
581 /// <param name="body">邮件内容</param>
582 /// <returns></returns>
583 public static Boolean SendMail(String toEmail, String subject, String body)
584 {
585 return SendMail("价值中国网", toEmail, subject, body);
586 }
587
588 /// <summary>
589 /// 发送邮件
590 /// </summary>
591 /// <param name="fromFriendlyName">收件人看到的友好名称</param>
592 /// <param name="toEmail">邮件发送目的Email</param>
593 /// <param name="subject">邮件主题</param>
594 /// <param name="body">邮件内容</param>
595 /// <returns></returns>
596 public static Boolean SendMail(String fromFriendlyName, String toEmail, String subject, String body)
597 {
598 return SendMail(fromFriendlyName, WebConfig.SMTPMailAccount, toEmail, subject, body);
599 }
600
601 /// <summary>
602 /// 发送邮件
603 /// </summary>
604 /// <param name="fromFriendlyName">收件人看到的友好名称</param>
605 /// <param name="fromFriendlyMail">收件人看到的友好Email</param>
606 /// <param name="toEmail">邮件发送目的Email</param>
607 /// <param name="subject">邮件主题</param>
608 /// <param name="body">邮件内容</param>
609 /// <returns></returns>
610 public static Boolean SendMail(String fromFriendlyName, String fromFriendlyMail, String toEmail, String subject, String body)
611 {
612 Boolean sendResult = false;
613
614 String fromTrueUser = WebConfig.SMTPMailAccount.Substring(0, WebConfig.SMTPMailAccount.IndexOf('@'));
615 String fromTrueDomain = WebConfig.SMTPMailAccount.Substring(WebConfig.SMTPMailAccount.IndexOf('@') + 1, WebConfig.SMTPMailAccount.Length - fromTrueUser.Length - 1);
616
617 String fromUser = fromFriendlyMail.Substring(0, fromFriendlyMail.IndexOf('@'));
618 String fromDomain = fromFriendlyMail.Substring(fromFriendlyMail.IndexOf('@') + 1, fromFriendlyMail.Length - fromUser.Length - 1);
619
620 Smtp smtpServer = new Smtp();
621 smtpServer.UseAuthentication = true;
622 smtpServer.Server = WebConfig.SMTPServerAddress;
623 smtpServer.Username = WebConfig.SMTPUserName;
624 smtpServer.Password = WebConfig.SMTPPassword;
625 smtpServer.MailFrom = new MailAddress(fromFriendlyName, fromTrueUser, fromTrueDomain);
626
627 StringBuilder sbMailBody = new StringBuilder();
628 sbMailBody.Append("<!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><meta http-equiv=\"Content-Type\" content=\"text/html; charset=gb2312\" /><body>");
629 sbMailBody.Append(body);
630 sbMailBody.Append("</body></html>");
631
632 MessageStream msgStream = new MessageStream();
633 msgStream.Type = "text/html";
634 msgStream.From.Domain = fromDomain;
635 msgStream.From.User = fromUser;
636 msgStream.From.Friendly = fromFriendlyName;
637 msgStream.To.Add(new MailAddress(toEmail));
638
639 msgStream.Charset = "gb2312";
640 //以下各种时间格式都会造成用户收到的邮件时间不准，暂时没有好的解决办法
641 //msgStream.Date = DateTime.Now.ToString("r") + " +0800";
642 //msgStream.Date = DateTime.Now.ToString("yyyy-MM-dd HH:mm:ss");
643 //msgStream.Date = DateTime.Now.ToString("g");
644 //msgStream.Date = DateTime.Now.ToString();
645 msgStream.Mailer = "www.chinavalue.net";
646
647 msgStream.Subject = subject;
648 msgStream.Text = sbMailBody.ToString();
649
650 try
651 {
652 smtpServer.Send(msgStream);
653 smtpServer.Close();
654
655 sendResult = true;
656 }
657 catch (ProtocolException exProtocol)
658 {
659 //TODO: Log exception
660 Utility.LogInfo("ChinaValue.Info.Common.SendMail Error", exProtocol.ToString());
661 }
662 catch (SocketException exSocket)
663 {
664 //TODO: Log exception
665 Utility.LogInfo("ChinaValue.Info.Common.SendMail Error", exSocket.ToString());
666 }
667 catch (IOException exIO)
668 {
669 //TODO: Log IOException
670 Utility.LogInfo("ChinaValue.Info.Common.SendMail Error", exIO.ToString());
671 }
672 catch (ArgumentException exArg)
673 {
674 //TODO: Log Argument Exception
675 Utility.LogInfo("ChinaValue.Info.Common.SendMail Error", exArg.ToString());
676 }
677
678 return sendResult;
679 }
680
681 /// <summary>
682 /// 发送站内信息
683 /// </summary>
684 /// <param name="intFromUserId">发送用户的ID</param>
685 /// <param name="intToUserId">接收用户的ID</param>
686 /// <param name="msgSubject">消息标题</param>
687 /// <param name="msgBody">消息内容</param>
688 /// <returns></returns>
689 public static Boolean SendMessage(Int32 fromUserID, Int32 toUserID, String msgSubject, String msgBody)
690 {
691 return SendMessage(fromUserID, toUserID, msgSubject, msgBody, String.Empty);
692 }
693
694 /// <summary>
695 /// 发送系统消息
696 /// </summary>
697 /// <param name="toUserID">接收用户的ID</param>
698 /// <param name="msgSubject">消息标题</param>
699 /// <param name="msgBody">消息内容</param>
700 /// <returns></returns>
701 public static Boolean SendMessage(Int32 toUserID, String msgSubject, String msgBody)
702 {
703 return SendMessage(0, toUserID, msgSubject, msgBody, "价值中国");
704 }
705
706 /// <summary>
707 /// 发送站内信息
708 /// </summary>
709 /// <param name="fromUserID">发送用户的ID</param>
710 /// <param name="toUserID">接收用户的ID</param>
711 /// <param name="msgSubject">消息标题</param>
712 /// <param name="msgBody">消息内容</param>
713 /// <param name="systemUserName">系统消息的发送者姓名</param>
714 /// <returns></returns>
715 public static Boolean SendMessage(Int32 fromUserID, Int32 toUserID, String msgSubject, String msgBody, String systemUserName)
716 {
717 SqlParameter[] para = new SqlParameter[5];
718 para[0] = new SqlParameter("@title", SqlDbType.NText);
719 para[0].Value = msgSubject;
720 para[1] = new SqlParameter("@content", SqlDbType.NText);
721 para[1].Value = msgBody;
722 para[2] = new SqlParameter("@toUserID", SqlDbType.Int, 4);
723 para[2].Value = toUserID;
724 para[3] = new SqlParameter("@fromUserID", SqlDbType.Int, 4);
725 para[3].Value = fromUserID;
726 para[4] = new SqlParameter("@systemUserName", SqlDbType.NVarChar, 20);
727 para[4].Value = systemUserName;
728
729 if (SqlHelper.ExecuteNonQuery(WebConfig.DBConnectionString, CommandType.StoredProcedure, "pr_Message_Send", para) > 0)
730 {
731 return true;
732 }
733
734 return false;
735 }
736
737 /// <summary>
738 /// 发送站内消息 + Email
739 /// </summary>
740 /// <param name="toUserID">收件人ID</param>
741 /// <param name="subject">消息主题</param>
742 /// <param name="body">消息内容</param>
743 /// <returns></returns>
744 public static Boolean SendMailAndMessage(Int32 toUserID, String subject, String body)
745 {
746 return SendMail(toUserID, subject, body) & SendMessage(toUserID, subject, body);
747 }
748
749 /// <summary>
750 /// 清除Word冗余格式
751 /// </summary>
752 /// <param name="str"></param>
753 /// <returns></returns>
754 public static string CleanWordStyle(String str)
755 {
756 StringCollection sc = new StringCollection();
757
758 // get rid of unnecessary tag spans (comments and title)
759 sc.Add(@"<!--(\w|\W)+?-->");
760 sc.Add(@"<title>(\w|\W)+?</title>");
761
762 // Get rid of classes and styles
763 sc.Add(@"\s?class=\w+");
764 sc.Add(@"\s+style='[^']+'");
765
766 // Get rid of unnecessary tags
767 sc.Add(
768 @"<(meta|link|/?o:|/?style|/?st\d|/?head|/?html|body|/?body|/?span|!\[)[^>]*?>");
769
770 // Get rid of empty paragraph tags
771 sc.Add(@"(<[^>]+>)+ (</\w+>)+");
772
773 // remove bizarre v: element attached to <img> tag
774 sc.Add(@"\s+v:\w+=""[^""]+""");
775
776 // remove extra lines
777 sc.Add(@"(\n\r){2,}");
778
779 // remove font tags
780 sc.Add(@"</?font.*?>");
781
782 // remove font tags
783 sc.Add(@"</?b\W+.*?>");
784
785 // remove font tags
786 sc.Add(@"<\?xml.*?>");
787
788 foreach (String s in sc)
789 {
790 str = Regex.Replace(str, s, "", RegexOptions.IgnoreCase | RegexOptions.Multiline);
791 }
792
793 String pattern = @"<p.*?>";
794 Regex reg = new Regex(pattern, RegexOptions.IgnoreCase | RegexOptions.Multiline);
795 str = reg.Replace(str, "<p>");
796
797 pattern = @"<div.*?>";
798 reg = new Regex(pattern, RegexOptions.IgnoreCase | RegexOptions.Multiline);
799 str = reg.Replace(str, "<div>");
800
801 return str;
802 }
803
804 /// <summary>
805 /// 检测操作是否已进行，用于限制规定时间内只能进行一次的操作
806 /// </summary>
807 /// <param name="key">用户监测的Cookie、Session键</param>
808 /// <param name="expireTime">下次操作的间隔时间（分钟）</param>
809 /// <param name="userSession">是否启用Session（默认只用Cookie）</param>
810 /// <returns></returns>
811 public static Boolean OperationDone(String key, Int32 expireTime, Boolean userSession)
812 {
813 if (!String.IsNullOrEmpty(CVCookie.Read(key))) //Cookie最省服务器资源，Cookie存在的情况下，直接返回-1，不再继续
814 {
815 return true;
816 }
817
818 if (userSession)
819 {
820 if (HttpContext.Current.Session[key] != null)
821 {
822 if (!String.IsNullOrEmpty(HttpContext.Current.Session[key].ToString()))
823 {
824 return true;
825 }
826 }
827 }
828
829 //Cookie、Session的默认值
830 String defaultValue = "1";
831
832 CVCookie.Set(key, defaultValue, expireTime * 60); //expireTime秒内只能操作一次
833
834 if (userSession)
835 {
836 HttpContext.Current.Session.Timeout = expireTime;
837 HttpContext.Current.Session[key] = defaultValue; //用Session可以避免Cookie被删除
838 }
839
840 return false;
841 }
842
843 /// <summary>
844 /// 检测操作是否已进行，用于限制规定时间内只能进行一次的操作（Cookie、Session并用）
845 /// </summary>
846 /// <param name="key">用户监测的Cookie、Session键</param>
847 /// <param name="expireTime">下次操作的间隔时间（秒）</param>
848 /// <returns></returns>
849 public static Boolean OperationDone(String key, Int32 expireTime)
850 {
851 return OperationDone(key, expireTime, true);
852 }
853 }
854
}
using System;2
using System.Collections.Generic;3
using System.Text;4
using Microsoft.Practices.EnterpriseLibrary.Logging;5
using System.Security.Cryptography;6
using System.Web;7
using System.Collections;8
using System.Text.RegularExpressions;9
using Dart.PowerTCP.SecureMail;10
using System.Net.Sockets;11
using System.IO;12
using System.Data.SqlClient;13
using System.Data;14
using System.Collections.Specialized;15
16
namespace ChinaValue.CommonV200817
{
18
/// <summary>
19
/// 常用功能类20
/// </summary>21
public class Utility22
{23
/// <summary>24
/// 检测非法Post字符25
/// </summary>26
/// <param name="content"></param>27
/// <returns></returns>28
public static Boolean ValidatePostContent(String content)29
{30
Regex regexBadString = new Regex(@"<\s*?(/form)|(form)|(iframe)|(frame)|(meta)|(script).+?>", RegexOptions.Compiled | RegexOptions.IgnoreCase | RegexOptions.Singleline);31
return !regexBadString.Match(content).Success;32
}33
34
/// <summary>35
/// 写错误日志36
/// </summary>37
/// <param name="strInformation"></param>38
/// <param name="strTitle"></param>39
public static void LogInfo(String strTitle, String strInformation)40
{41
LogEntry logEntry = new LogEntry();42
logEntry.Title = strTitle;43
logEntry.Message = strInformation;44
logEntry.Categories.Add("General");45
logEntry.TimeStamp = DateTime.Now;46
Logger.Write(logEntry);47
}48
49
/// <summary>50
/// 写指定路径的日志51
/// </summary>52
/// <param name="logUrl">日志路径，物理地址</param>53
/// <param name="title"></param>54
/// <param name="information"></param>55
public static void LogInfo(String logUrl, String title, String information)56
{57
using (FileStream fs = new FileStream(logUrl, FileMode.Append, FileAccess.Write))58
{59
StreamWriter sw = new StreamWriter(fs, System.Text.Encoding.Default);60
sw.WriteLine(information);61
sw.Flush();62
sw.Close();63
fs.Close();64
}65
}66
67
/// <summary>68
/// MD5加密69
/// </summary>70
/// <param name="toCryString"></param>71
/// <returns></returns>72
public static String MD5(String toCryString)73
{74
MD5CryptoServiceProvider hashmd5;75
hashmd5 = new MD5CryptoServiceProvider();76
return BitConverter.ToString(hashmd5.ComputeHash(Encoding.Default.GetBytes(toCryString))).Replace("-", "").ToLower();77
}78
79
/// <summary>80
/// 获取客户端的IP地址81
/// </summary>82
/// <returns></returns>83
public static String ClientIP()84
{85
//判断是否通过代理服务器上网86
if (HttpContext.Current.Request.ServerVariables["HTTP_X_FORWARDED_FOR"] != null)87
{88
return HttpContext.Current.Request.ServerVariables["HTTP_X_FORWARDED_FOR"].ToString(); //真实的IP89
}90
else91
{92
return HttpContext.Current.Request.ServerVariables["REMOTE_ADDR"].ToString();93
}94
}95
96
/// <summary>97
/// 在客户端弹出一个消息框(Page)98
/// </summary>99
/// <param name="strMsg">待显示的信息</param>100
public static void ShowClientMessegeBox(System.Web.UI.Page pageFor, String strMessage)101
{102
System.Text.StringBuilder strBuilder = new System.Text.StringBuilder("<script>alert(\"");103
strBuilder.Append(strMessage.Replace("\r\n", "\\r\\n"));104
strBuilder.Append("\")</script>");105
pageFor.ClientScript.RegisterStartupScript(pageFor.GetType(), "alertBox", strBuilder.ToString());106
}107
108
/// <summary>109
/// 在客户端弹出一个消息框(UserControl)110
/// </summary>111
/// <param name="strMsg">待显示的信息</param>112
public static void ShowClientMessegeBox(System.Web.UI.UserControl ucFor, String strMessage)113
{114
System.Text.StringBuilder strBuilder = new System.Text.StringBuilder("<script>alert(\"");115
strBuilder.Append(strMessage.Replace("\r\n", "\\r\\n"));116
strBuilder.Append("\")</script>");117
ucFor.Page.ClientScript.RegisterStartupScript(ucFor.GetType(), "alertBox", strBuilder.ToString());118
}119
120
/// <summary>121
/// 在客户端跳转页面122
/// </summary>123
/// <param name="Url"></param>124
public static void RedirectAtClient(String redirectUrl)125
{126
HttpContext.Current.Response.Write("<script language=\"javascript\" type=\"text/javascript\">");127
HttpContext.Current.Response.Write("location.href='" + redirectUrl + "';");128
HttpContext.Current.Response.Write("</script>");129
HttpContext.Current.Response.End();130
}131
132
/// <summary>133
/// 在客户端弹出消息框并跳转134
/// </summary>135
/// <param name="pageFor"></param>136
/// <param name="message">待显示的信息</param>137
/// <param name="redirectUrl">待跳转的地址</param>138
public static void ShowClientMessegeBoxAndRedirect(String message, String redirectUrl)139
{140
HttpContext.Current.Response.Write("<script language=\"javascript\" type=\"text/javascript\">");141
HttpContext.Current.Response.Write("alert('" + message + "');");142
HttpContext.Current.Response.Write("location.href='" + redirectUrl + "';");143
HttpContext.Current.Response.Write("</script>");144
HttpContext.Current.Response.End();145
}146
147
/// <summary>148
/// 在客户端弹出消息框并关闭窗口149
/// </summary>150
/// <param name="message">待显示的信息</param>151
public static void ShowClientMessegeBoxAndClose(String message)152
{153
HttpContext.Current.Response.Write("<script language=\"javascript\" type=\"text/javascript\">");154
HttpContext.Current.Response.Write("alert('" + message + "');");155
HttpContext.Current.Response.Write("window.close();");156
HttpContext.Current.Response.Write("</script>");157
HttpContext.Current.Response.End();158
}159
160
161
/// <summary>162
/// 在客户端弹出消息框并父窗口跳转163
/// </summary>164
/// <param name="message">待显示的信息</param>165
public static void ShowClientMessegeBoxAndRedirectAtParent(String message, String redirectUrl)166
{167
HttpContext.Current.Response.Write("<script language=\"javascript\" type=\"text/javascript\">");168
HttpContext.Current.Response.Write("alert('" + message + "');");169
HttpContext.Current.Response.Write("window.parent.location.href='" + redirectUrl + "';");170
HttpContext.Current.Response.Write("</script>");171
HttpContext.Current.Response.End();172
}173
174
/// <summary>175
/// 在客户端关闭新开窗口并刷新Opener176
/// </summary>177
/// <param name="pageFor"></param>178
/// <param name="message">待显示的信息</param>179
/// <param name="redirectUrl">待跳转的地址</param>180
public static void CloseAndRefreshOpener()181
{182
HttpContext.Current.Response.Write("<script language=\"javascript\" type=\"text/javascript\">");183
HttpContext.Current.Response.Write("window.opener.location.href=window.opener.location.href;");184
HttpContext.Current.Response.Write("window.focus();");185
HttpContext.Current.Response.Write("window.opener=null;");186
HttpContext.Current.Response.Write("window.close();");187
HttpContext.Current.Response.Write("</script>");188
HttpContext.Current.Response.End();189
}190
191
/// <summary>192
/// 在客户端刷新Opener193
/// </summary>194
/// <param name="pageFor"></param>195
/// <param name="message">待显示的信息</param>196
/// <param name="redirectUrl">待跳转的地址</param>197
public static void RefreshOpener()198
{199
HttpContext.Current.Response.Write("<script language=\"javascript\" type=\"text/javascript\">");200
HttpContext.Current.Response.Write("window.opener.location.href=window.opener.location.href;");201
HttpContext.Current.Response.Write("window.focus();");202
HttpContext.Current.Response.Write("</script>");203
}204
205
/// <summary>206
/// 替换瘦文本框中的空格、大于号、小于号以及软回车，自动转换Email、HTTP地址207
/// </summary>208
/// <param name="content"></param>209
/// <returns></returns>210
public static String EncodeTextBox(String content)211
{212
StringBuilder sbContent = new StringBuilder(content);213
214
sbContent = sbContent.Replace("<", "<");//处理小于号 215
sbContent = sbContent.Replace(">", ">");//处理大于号 216
sbContent = sbContent.Replace("\"", """);//处理双引号217
218
//替换URL219
Regex regUrl = new Regex(@"(http:\/\/[\w.]+(\/?\w+)+[.a-zA-Z0-9\?=]+)", RegexOptions.IgnoreCase | RegexOptions.Compiled);220
sbContent = new StringBuilder(regUrl.Replace(sbContent.ToString(), "<a href=\"$0\" target=\"_blank\">$0</a>"));221
222
//替换Email223
Regex regEmail = new Regex(@"([a-zA-Z_0-9.-]+\@[a-zA-Z_0-9.-]+\.\w+)", RegexOptions.IgnoreCase | RegexOptions.Compiled);224
sbContent = new StringBuilder(regEmail.Replace(sbContent.ToString(), "<a href=\"mailto:$0\">$0</a>"));225
226
sbContent = sbContent.Replace("\n", "<br />");//处理换行 227
sbContent = sbContent.Replace(" ", " ");//处理空格 228
229
return sbContent.ToString();230
}231
232
/// <summary>233
/// 与EncodeTextBox方法作用相反234
/// </summary>235
/// <param name="content"></param>236
/// <returns></returns>237
public static String DecodeTextBox(String content)238
{239
StringBuilder sbContent = new StringBuilder(Utility.DropHtmlTags(content)); //去掉html标签240
241
sbContent = sbContent.Replace(""", "\"");//处理双引号242
sbContent = sbContent.Replace(" ", " ");//处理空格 243
sbContent = sbContent.Replace("<", "<");//处理小于号 244
sbContent = sbContent.Replace(">", ">");//处理大于号 245
sbContent = sbContent.Replace("<br />", "\n");//处理换行 246
247
return sbContent.ToString();248
}249
250
/// <summary>251
/// 对字符串进行Base64编码252
/// </summary>253
/// <param name="content"></param>254
/// <returns></returns>255
public static String EncodeBase64(String content)256
{257
String encode = "";258
Byte[] bytes = Encoding.Default.GetBytes(content);259
260
try261
{262
encode = Convert.ToBase64String(bytes);263
}264
catch265
{266
encode = content;267
}268
269
return encode;270
}271
272
/// <summary>273
/// 对字符串进行Base64解码274
/// </summary>275
/// <param name="content"></param>276
/// <returns></returns>277
public static String DecodeBase64(String content)278
{279
String decode = "";280
Byte[] bytes = Convert.FromBase64String(content);281
282
try283
{284
decode = Encoding.Default.GetString(bytes);285
}286
catch287
{288
decode = content;289
}290
291
return decode;292
}293
294
/// <summary>295
/// DES加密296
/// </summary>297
/// <param name="pToEncrypt">要加密的字符串</param>298
/// <param name="sKey">密钥</param>299
/// <returns></returns>300
public static String EncodeDES(String pToEncrypt, String sKey)301
{302
DESCryptoServiceProvider des = new DESCryptoServiceProvider();303
304
//把字符串放到byte数组中305
Byte[] inputByteArray = Encoding.Default.GetBytes(pToEncrypt);306
307
//建立加密对象的密钥和偏移量 308
//原文使用ASCIIEncoding.ASCII方法的GetBytes方法 309
//使得输入密码必须输入英文文本 310
des.Key = ASCIIEncoding.ASCII.GetBytes(sKey);311
des.IV = ASCIIEncoding.ASCII.GetBytes(sKey);312
MemoryStream ms = new MemoryStream();313
CryptoStream cs = new CryptoStream(ms, des.CreateEncryptor(), CryptoStreamMode.Write);314
315
//Write the byte array into the crypto stream 316
//(It will end up in the memory stream) 317
cs.Write(inputByteArray, 0, inputByteArray.Length);318
cs.FlushFinalBlock();319
320
//Get the data back from the memory stream, and into a string 321
StringBuilder ret = new StringBuilder();322
foreach (Byte b in ms.ToArray())323
{324
//Format as hex 325
ret.AppendFormat("{0:X2}", b);326
}327
328
ret.ToString();329
330
return ret.ToString();331
}332
333
/// <summary>334
/// DES解密335
/// </summary>336
/// <param name="pToDecrypt">要解密的字符串</param>337
/// <param name="sKey">密钥</param>338
/// <returns></returns>339
public static String DecodeDES(String pToDecrypt, String sKey)340
{341
DESCryptoServiceProvider des = new DESCryptoServiceProvider();342
343
Byte[] inputByteArray = new Byte[pToDecrypt.Length / 2];344
345
for (Int32 x = 0; x < pToDecrypt.Length / 2; x++)346
{347
Int32 i = (Convert.ToInt32(pToDecrypt.Substring(x * 2, 2), 16));348
inputByteArray[x] = (Byte)i;349
}350
351
//建立加密对象的密钥和偏移量，此值重要，不能修改 352
des.Key = ASCIIEncoding.ASCII.GetBytes(sKey);353
des.IV = ASCIIEncoding.ASCII.GetBytes(sKey);354
MemoryStream ms = new MemoryStream();355
CryptoStream cs = new CryptoStream(ms, des.CreateDecryptor(), CryptoStreamMode.Write);356
357
//Flush the data through the crypto stream into the memory stream 358
cs.Write(inputByteArray, 0, inputByteArray.Length);359
cs.FlushFinalBlock();360
361
//Get the decrypted data back from the memory stream 362
return Encoding.Default.GetString(ms.ToArray());363
}364
365
/// <summary>366
/// DES与Base64组合加密367
/// </summary>368
/// <param name="data"></param>369
/// <param name="key"></param>370
/// <returns></returns>371
public static String EncodeDESAndBase64(String data, String key)372
{373
Byte[] byKey = Encoding.Default.GetBytes(key);374
Byte[] byIV = Encoding.Default.GetBytes(key);375
376
DESCryptoServiceProvider cryptoProvider = new DESCryptoServiceProvider();377
Int32 i = cryptoProvider.KeySize;378
MemoryStream ms = new MemoryStream();379
CryptoStream cst = new CryptoStream(ms, cryptoProvider.CreateEncryptor(byKey, byIV), CryptoStreamMode.Write);380
381
StreamWriter sw = new StreamWriter(cst);382
cst.Write(System.Text.Encoding.Default.GetBytes(data), 0, System.Text.Encoding.Default.GetByteCount(data));383
sw.Flush();384
cst.FlushFinalBlock();385
sw.Flush();386
387
return Convert.ToBase64String(ms.GetBuffer(), 0, (Int32)ms.Length);388
}389
390
/// <summary>391
/// DES与Base64组合解密392
/// </summary>393
/// <param name="data"></param>394
/// <param name="key"></param>395
/// <returns></returns>396
public static String DecodeDESAndBase64(String data, String key)397
{398
//把密钥转成二进制数组399
Byte[] byKey = Encoding.Default.GetBytes(key);400
Byte[] byIV = Encoding.Default.GetBytes(key);401
402
Byte[] byEnc;403
404
try405
{406
//base64解码407
byEnc = Convert.FromBase64String(data);408
}409
catch410
{411
return null;412
}413
414
DESCryptoServiceProvider cryptoProvider = new DESCryptoServiceProvider();415
MemoryStream ms = new MemoryStream(byEnc);416
CryptoStream cst = new CryptoStream(ms, cryptoProvider.CreateDecryptor(byKey, byIV), CryptoStreamMode.Read);417
StreamReader sr = new StreamReader(cst);418
Byte[] tmp = new Byte[ms.Length];419
cst.Read(tmp, 0, tmp.Length);420
String result = System.Text.Encoding.Default.GetString(tmp);421
422
return result;423
}424
425
/// <summary>426
/// 数组转换为ArrayList427
/// </summary>428
/// <param name="array">待转换的数组</param>429
/// <returns></returns>430
public static ArrayList ArrayToArrayList(String[] array)431
{432
ArrayList arrayList = new ArrayList();433
434
for (Int32 i = 0; i < array.Length; i++)435
{436
arrayList.Add(array[i]);437
}438
439
return arrayList;440
}441
442
/// <summary>443
/// 数组转换为ArrayList444
/// </summary>445
/// <param name="array">待转换的数组</param>446
/// <returns></returns>447
public static ArrayList ArrayToArrayList(Char[] array)448
{449
ArrayList arrayList = new ArrayList();450
451
for (Int32 i = 0; i < array.Length; i++)452
{453
arrayList.Add(array[i]);454
}455
456
return arrayList;457
}458
459
/// <summary>460
/// 截断字符串，截断结果的长度将不会超过制定的最大长度461
/// </summary>462
/// <param name="strContent"></param>463
/// <param name="intMaxLength"></param>464
/// <returns></returns>465
public static String CompressString(String strContent, Int32 intMaxLength)466
{467
return CompressString(strContent, intMaxLength, true);468
}469
470
/// <summary>471
/// 截断字符串，截断结果的长度将不会超过制定的最大长度，并且可以指定是否添加省略号472
/// </summary>473
/// <param name="strContent"></param>474
/// <param name="intMaxLength"></param>475
/// <param name="appendSuffix"></param>476
/// <returns></returns>477
public static String CompressString(String strContent, Int32 intMaxLength, Boolean appendSuffix)478
{479
if (String.IsNullOrEmpty(strContent))480
{481
return String.Empty;482
}483
else484
{485
int intUnicodeLength = 0;486
int intCharCount = 0;487
for (Int32 i = 0; i < strContent.Length && intUnicodeLength < intMaxLength; i++)488
{489
if (strContent[i] > 255)490
intUnicodeLength += 2;491
else492
intUnicodeLength++;493
494
intCharCount++;495
}496
497
if (intUnicodeLength >= intMaxLength)498
{499
if (appendSuffix)500
{501
return strContent.Substring(0, intCharCount) + "…";502
}503
else504
{505
return strContent.Substring(0, intCharCount);506
}507
}508
else509
{510
return strContent;511
}512
}513
}514
515
/// <summary>516
/// 去掉字符串中的所有空格517
/// </summary>518
/// <param name="HtmlText"></param>519
/// <returns></returns>520
public static String DropBlanks(string HtmlText)521
{522
if (!String.IsNullOrEmpty(HtmlText))523
{524
System.Text.RegularExpressions.Regex reg = new System.Text.RegularExpressions.Regex(@"[\s| ]", System.Text.RegularExpressions.RegexOptions.Singleline | System.Text.RegularExpressions.RegexOptions.Compiled);525
return reg.Replace(HtmlText, string.Empty).Replace(" ", " ");526
}527
else528
{529
return String.Empty;530
}531
}532
533
/// <summary>534
/// 去除Html"标签"535
/// </summary>536
/// <param name="HtmlText"></param>537
/// <returns></returns>538
public static String DropHtmlTags(string HtmlText)539
{540
if (string.IsNullOrEmpty(HtmlText))541
{542
return String.Empty;543
}544
else545
{546
System.Text.RegularExpressions.Regex reg = new System.Text.RegularExpressions.Regex(@"<.*?>", System.Text.RegularExpressions.RegexOptions.Singleline | System.Text.RegularExpressions.RegexOptions.Compiled);547
return reg.Replace(HtmlText, string.Empty);548
}549
}550
551
/// <summary>552
/// 发送邮件（账户友好名称为：“价值中国网”）553
/// </summary>554
/// <param name="userID">邮件发送目的用户ID</param>555
/// <param name="subject">邮件主题</param>556
/// <param name="body">邮件内容</param>557
/// <returns></returns>558
public static Boolean SendMail(Int32 userID, String subject, String body)559
{560
SqlParameter[] para = new SqlParameter[1];561
para[0] = new SqlParameter("@ID", SqlDbType.Int, 4);562
para[0].Value = userID;563
564
String sqlStr = "SELECT Email FROM huiyuan WHERE [ID] = @ID";565
566
Object objEmail = SqlHelper.ExecuteScalar(WebConfig.ConnStrWWW, CommandType.Text, sqlStr, para);567
568
if (objEmail != null)569
{570
return SendMail("价值中国网", objEmail.ToString(), subject, body);571
}572
573
return false;574
}575
576
/// <summary>577
/// 发送邮件（账户友好名称为：“价值中国网”）578
/// </summary>579
/// <param name="toEmail">邮件发送目的Email</param>580
/// <param name="subject">邮件主题</param>581
/// <param name="body">邮件内容</param>582
/// <returns></returns>583
public static Boolean SendMail(String toEmail, String subject, String body)584
{585
return SendMail("价值中国网", toEmail, subject, body);586
}587
588
/// <summary>589
/// 发送邮件590
/// </summary>591
/// <param name="fromFriendlyName">收件人看到的友好名称</param>592
/// <param name="toEmail">邮件发送目的Email</param>593
/// <param name="subject">邮件主题</param>594
/// <param name="body">邮件内容</param>595
/// <returns></returns>596
public static Boolean SendMail(String fromFriendlyName, String toEmail, String subject, String body)597
{598
return SendMail(fromFriendlyName, WebConfig.SMTPMailAccount, toEmail, subject, body);599
}600
601
/// <summary>602
/// 发送邮件603
/// </summary>604
/// <param name="fromFriendlyName">收件人看到的友好名称</param>605
/// <param name="fromFriendlyMail">收件人看到的友好Email</param>606
/// <param name="toEmail">邮件发送目的Email</param>607
/// <param name="subject">邮件主题</param>608
/// <param name="body">邮件内容</param>609
/// <returns></returns>610
public static Boolean SendMail(String fromFriendlyName, String fromFriendlyMail, String toEmail, String subject, String body)611
{612
Boolean sendResult = false;613
614
String fromTrueUser = WebConfig.SMTPMailAccount.Substring(0, WebConfig.SMTPMailAccount.IndexOf('@'));615
String fromTrueDomain = WebConfig.SMTPMailAccount.Substring(WebConfig.SMTPMailAccount.IndexOf('@') + 1, WebConfig.SMTPMailAccount.Length - fromTrueUser.Length - 1);616
617
String fromUser = fromFriendlyMail.Substring(0, fromFriendlyMail.IndexOf('@'));618
String fromDomain = fromFriendlyMail.Substring(fromFriendlyMail.IndexOf('@') + 1, fromFriendlyMail.Length - fromUser.Length - 1);619
620
Smtp smtpServer = new Smtp();621
smtpServer.UseAuthentication = true;622
smtpServer.Server = WebConfig.SMTPServerAddress;623
smtpServer.Username = WebConfig.SMTPUserName;624
smtpServer.Password = WebConfig.SMTPPassword;625
smtpServer.MailFrom = new MailAddress(fromFriendlyName, fromTrueUser, fromTrueDomain);626
627
StringBuilder sbMailBody = new StringBuilder();628
sbMailBody.Append("<!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><meta http-equiv=\"Content-Type\" content=\"text/html; charset=gb2312\" /><body>");629
sbMailBody.Append(body);630
sbMailBody.Append("</body></html>");631
632
MessageStream msgStream = new MessageStream();633
msgStream.Type = "text/html";634
msgStream.From.Domain = fromDomain;635
msgStream.From.User = fromUser;636
msgStream.From.Friendly = fromFriendlyName;637
msgStream.To.Add(new MailAddress(toEmail));638
639
msgStream.Charset = "gb2312";640
//以下各种时间格式都会造成用户收到的邮件时间不准，暂时没有好的解决办法641
//msgStream.Date = DateTime.Now.ToString("r") + " +0800";642
//msgStream.Date = DateTime.Now.ToString("yyyy-MM-dd HH:mm:ss");643
//msgStream.Date = DateTime.Now.ToString("g");644
//msgStream.Date = DateTime.Now.ToString();645
msgStream.Mailer = "www.chinavalue.net";646
647
msgStream.Subject = subject;648
msgStream.Text = sbMailBody.ToString();649
650
try651
{652
smtpServer.Send(msgStream);653
smtpServer.Close();654
655
sendResult = true;656
}657
catch (ProtocolException exProtocol)658
{659
//TODO: Log exception660
Utility.LogInfo("ChinaValue.Info.Common.SendMail Error", exProtocol.ToString());661
}662
catch (SocketException exSocket)663
{664
//TODO: Log exception665
Utility.LogInfo("ChinaValue.Info.Common.SendMail Error", exSocket.ToString());666
}667
catch (IOException exIO)668
{669
//TODO: Log IOException670
Utility.LogInfo("ChinaValue.Info.Common.SendMail Error", exIO.ToString());671
}672
catch (ArgumentException exArg)673
{674
//TODO: Log Argument Exception675
Utility.LogInfo("ChinaValue.Info.Common.SendMail Error", exArg.ToString());676
}677
678
return sendResult;679
}680
681
/// <summary>682
/// 发送站内信息683
/// </summary>684
/// <param name="intFromUserId">发送用户的ID</param>685
/// <param name="intToUserId">接收用户的ID</param>686
/// <param name="msgSubject">消息标题</param>687
/// <param name="msgBody">消息内容</param>688
/// <returns></returns>689
public static Boolean SendMessage(Int32 fromUserID, Int32 toUserID, String msgSubject, String msgBody)690
{691
return SendMessage(fromUserID, toUserID, msgSubject, msgBody, String.Empty);692
}693
694
/// <summary>695
/// 发送系统消息696
/// </summary>697
/// <param name="toUserID">接收用户的ID</param>698
/// <param name="msgSubject">消息标题</param>699
/// <param name="msgBody">消息内容</param>700
/// <returns></returns>701
public static Boolean SendMessage(Int32 toUserID, String msgSubject, String msgBody)702
{703
return SendMessage(0, toUserID, msgSubject, msgBody, "价值中国");704
}705
706
/// <summary>707
/// 发送站内信息708
/// </summary>709
/// <param name="fromUserID">发送用户的ID</param>710
/// <param name="toUserID">接收用户的ID</param>711
/// <param name="msgSubject">消息标题</param>712
/// <param name="msgBody">消息内容</param>713
/// <param name="systemUserName">系统消息的发送者姓名</param>714
/// <returns></returns>715
public static Boolean SendMessage(Int32 fromUserID, Int32 toUserID, String msgSubject, String msgBody, String systemUserName)716
{717
SqlParameter[] para = new SqlParameter[5];718
para[0] = new SqlParameter("@title", SqlDbType.NText);719
para[0].Value = msgSubject;720
para[1] = new SqlParameter("@content", SqlDbType.NText);721
para[1].Value = msgBody;722
para[2] = new SqlParameter("@toUserID", SqlDbType.Int, 4);723
para[2].Value = toUserID;724
para[3] = new SqlParameter("@fromUserID", SqlDbType.Int, 4);725
para[3].Value = fromUserID;726
para[4] = new SqlParameter("@systemUserName", SqlDbType.NVarChar, 20);727
para[4].Value = systemUserName;728
729
if (SqlHelper.ExecuteNonQuery(WebConfig.DBConnectionString, CommandType.StoredProcedure, "pr_Message_Send", para) > 0)730
{731
return true;732
}733
734
return false;735
}736
737
/// <summary>738
/// 发送站内消息 + Email739
/// </summary>740
/// <param name="toUserID">收件人ID</param>741
/// <param name="subject">消息主题</param>742
/// <param name="body">消息内容</param>743
/// <returns></returns>744
public static Boolean SendMailAndMessage(Int32 toUserID, String subject, String body)745
{746
return SendMail(toUserID, subject, body) & SendMessage(toUserID, subject, body);747
}748
749
/// <summary>750
/// 清除Word冗余格式751
/// </summary>752
/// <param name="str"></param>753
/// <returns></returns>754
public static string CleanWordStyle(String str)755
{756
StringCollection sc = new StringCollection();757
758
// get rid of unnecessary tag spans (comments and title)759
sc.Add(@"<!--(\w|\W)+?-->");760
sc.Add(@"<title>(\w|\W)+?</title>");761
762
// Get rid of classes and styles763
sc.Add(@"\s?class=\w+");764
sc.Add(@"\s+style='[^']+'");765
766
// Get rid of unnecessary tags767
sc.Add(768
@"<(meta|link|/?o:|/?style|/?st\d|/?head|/?html|body|/?body|/?span|!\[)[^>]*?>");769
770
// Get rid of empty paragraph tags771
sc.Add(@"(<[^>]+>)+ (</\w+>)+");772
773
// remove bizarre v: element attached to <img> tag774
sc.Add(@"\s+v:\w+=""[^""]+""");775
776
// remove extra lines777
sc.Add(@"(\n\r){2,}");778
779
// remove font tags780
sc.Add(@"</?font.*?>");781
782
// remove font tags783
sc.Add(@"</?b\W+.*?>");784
785
// remove font tags786
sc.Add(@"<\?xml.*?>");787
788
foreach (String s in sc)789
{790
str = Regex.Replace(str, s, "", RegexOptions.IgnoreCase | RegexOptions.Multiline);791
}792
793
String pattern = @"<p.*?>";794
Regex reg = new Regex(pattern, RegexOptions.IgnoreCase | RegexOptions.Multiline);795
str = reg.Replace(str, "<p>");796
797
pattern = @"<div.*?>";798
reg = new Regex(pattern, RegexOptions.IgnoreCase | RegexOptions.Multiline);799
str = reg.Replace(str, "<div>");800
801
return str;802
}803
804
/// <summary>805
/// 检测操作是否已进行，用于限制规定时间内只能进行一次的操作806
/// </summary>807
/// <param name="key">用户监测的Cookie、Session键</param>808
/// <param name="expireTime">下次操作的间隔时间（分钟）</param>809
/// <param name="userSession">是否启用Session（默认只用Cookie）</param>810
/// <returns></returns>811
public static Boolean OperationDone(String key, Int32 expireTime, Boolean userSession)812
{813
if (!String.IsNullOrEmpty(CVCookie.Read(key))) //Cookie最省服务器资源，Cookie存在的情况下，直接返回-1，不再继续814
{815
return true;816
}817
818
if (userSession)819
{820
if (HttpContext.Current.Session[key] != null)821
{822
if (!String.IsNullOrEmpty(HttpContext.Current.Session[key].ToString()))823
{824
return true;825
}826
}827
}828
829
//Cookie、Session的默认值830
String defaultValue = "1";831
832
CVCookie.Set(key, defaultValue, expireTime * 60); //expireTime秒内只能操作一次833
834
if (userSession)835
{836
HttpContext.Current.Session.Timeout = expireTime;837
HttpContext.Current.Session[key] = defaultValue; //用Session可以避免Cookie被删除838
}839
840
return false;841
}842
843
/// <summary>844
/// 检测操作是否已进行，用于限制规定时间内只能进行一次的操作（Cookie、Session并用）845
/// </summary>846
/// <param name="key">用户监测的Cookie、Session键</param>847
/// <param name="expireTime">下次操作的间隔时间（秒）</param>848
/// <returns></returns>849
public static Boolean OperationDone(String key, Int32 expireTime)850
{851
return OperationDone(key, expireTime, true);852
}853
}854
}
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