1
using System;
2using System.Data;
3using System.Configuration;
4using System.Web;
5using System.Web.Security;
6using System.Web.UI;
7using System.Web.UI.WebControls;
8using System.Web.UI.WebControls.WebParts;
9using System.Web.UI.HtmlControls;
10
11using System.Text;
12using System.Text.RegularExpressions;
13
14
/**//// <summary>
15
/// StringFormat µÄժҪ˵Ã÷
16
/// </summary>
17public class StringFormat
18...{
19
²¿·Ö±äÁ¿ÉùÃ÷#region ²¿·Ö±äÁ¿ÉùÃ÷
20 private static StringBuilder outstr;
21 private static Regex objregex;
22
#endregion
23
24 Êä³ö×Ö·û´®#region Êä³ö×Ö·û´®
25 /**//// <summary>
26 /// ·µ»ØÓÃÓڱ༵Ä×Ö·û´®²¢½øÐÐHtml½âÂë
27 /// </summary>
28 /// <param name="instr">ÒªÊä³öµÄ×Ö·û´®</param>
29 /// <returns></returns>
30 public static string OutString(string instr)
31 ...{
32 instr = HttpContext.Current.Server.HtmlDecode(instr);
33 instr = instr.Replace("<br />" + Environment.NewLine, Environment.NewLine);
34 return instr;
35 }
36
37 /**//// <summary>
38 /// ·µ»ØÓÃÓÚÏÔʾµÄ×Ö·û´®²¢É¾³ý³¬¹ýÏÞ¶¨×ÖÊýµÄ×Ö·û
39 /// </summary>
40 /// <param name="instr">ÒªÊä³öµÄÎı¾</param>
41 /// <param name="WordCount">ÒªÊä³öµÄ×ÖÊý</param>
42 /// <returns></returns>
43 public static string OutString(string instr, int WordCount)
44 ...{
45 byte[] mybyte = System.Text.Encoding.Default.GetBytes(instr);
46 if (mybyte.Length > WordCount)
47 ...{
48 outstr = new StringBuilder();
49 for (int i = 0; i < instr.Length; i++)
50 ...{
51 byte[] tempByte = System.Text.Encoding.Default.GetBytes(outstr.ToString());
52 if (tempByte.Length < WordCount * 2)
53 ...{
54 outstr.Append(instr.Substring(i, 1));
55 }
56 else
57 ...{
58 break;
59 }
60 }
61 return outstr.ToString();
62 }
63 else
64 ...{
65 return instr;
66 }
67 }
68
69 /**//// <summary>
70 /// ·µ»ØÓÃÓÚÏÔʾµÄ×Ö·û´®²¢ÓÃÊ¡ÂԺŴúÌ泬¹ýÏÞ¶¨×ÖÊýµÄ×Ö·û
71 /// </summary>
72 /// <param name="instr">ÒªÊä³öµÄÎı¾</param>
73 /// <param name="WordCount">ÒªÊä³öµÄ×ÖÊý</param>
74 /// <param name="Prolong">Ôö¼ÓÑÓ³¤·ûºÅ</param>
75 /// <returns></returns>
76 public static string OutString(string instr, int WordCount, bool Prolong)
77 ...{
78 byte[] mybyte = System.Text.Encoding.Default.GetBytes(instr);
79 if (mybyte.Length > WordCount)
80 ...{
81 outstr = new StringBuilder();
82 for (int i = 0; i < instr.Length; i++)
83 ...{
84 byte[] tempByte = System.Text.Encoding.Default.GetBytes(outstr.ToString());
85 if (tempByte.Length < WordCount * 2)
86 ...{
87 outstr.Append(instr.Substring(i, 1));
88 }
89 else
90 ...{
91 if (Prolong)
92 ...{
93 outstr.Append("...");
94 }
95 break;
96 }
97 }
98 return outstr.ToString();
99 }
100 else
101 ...{
102 return instr;
103 }
104 }
105 #endregion
106
107 ÊäÈë×Ö·û´®#region ÊäÈë×Ö·û´®
108 /**//// <summary>
109 /// ·µ»Øµ¥ÐÐÊäÈëµÄ×Ö·û´®²¢½øÐÐHtml±àÂë
110 /// </summary>
111 /// <param name="instr">Òª¹ýÂ˵Ä×Ö·û´®</param>
112 /// <returns></returns>
113 public static string InString(string instr)
114 ...{
115 instr = instr.Trim();
116 objregex = new Regex(" +");
117 instr = objregex.Replace(instr, " ");
118 instr = HttpContext.Current.Server.HtmlEncode(instr);
119 instr = instr.Replace("'", "''");
120 return instr;
121 }
122
123 /**//// <summary>
124 /// ·µ»Ø±íʾUrlµØÖ·µÄ×Ö·û´®²¢½øÐÐHtml±àÂë
125 /// </summary>
126 /// <param name="instr">Òª¹ýÂ˵Ä×Ö·û´®</param>
127 /// <returns></returns>
128 public static string InStrUrl(string instr)
129 ...{
130 instr = instr.Trim();
131 objregex = new Regex(" +");
132 instr = objregex.Replace(instr, " ");
133 instr = instr.Replace(" ", "%20");
134 instr = instr.Replace("'", "%27");
135 instr = instr.Replace("\"", "%22");
136 instr = instr.Replace("<", "%3C");
137 instr = instr.Replace(">", "%3E");
138 instr = instr.Replace("#", "%23");
139 instr = instr.Replace("$", "%24");
140 instr = instr.Replace("\\", "%5C");
141 return instr;
142 }
143
144 /**//// <summary>
145 /// ·µ»Ø¶àÐÐÊäÈëµÄ×Ö·û´®²¢É¾³ý³¬¹ýÏÞ¶¨×ÖÊýµÄ×Ö·ûͬʱ½øÐÐHtml±àÂë
146 /// </summary>
147 /// <param name="instr">Òª¹ýÂ˵Ä×Ö·û´®</param>
148 /// <returns></returns>
149 public static string InMultiLine(string instr)
150 ...{
151 return MultiLineStrConv(instr, 0, true);
152 }
153
154 /**//// <summary>
155 /// ·µ»Ø¶àÐÐÊäÈëµÄ×Ö·û´®²¢É¾³ý³¬¹ýÏÞ¶¨×ÖÊýµÄ×Ö·ûͬʱ½øÐÐHtml±àÂë
156 /// </summary>
157 /// <param name="instr">Òª¹ýÂ˵Ä×Ö·û´®</param>
158 /// <param name="NewLine">ÉèÖÃÒ»¸öÖµ£¬¸ÃÖµ±íʾÊÇ·ñÏÔʾ»»Ðзû¡£</param>
159 /// <returns></returns>
160 public static string InMultiLine(string instr, bool NewLine)
161 ...{
162 return MultiLineStrConv(instr, 0, NewLine);
163 }
164
165 /**//// <summary>
166 /// ·µ»Ø¶àÐÐÊäÈëµÄ×Ö·û´®²¢É¾³ý³¬¹ýÏÞ¶¨×ÖÊýµÄ×Ö·ûͬʱ½øÐÐHtml±àÂë
167 /// </summary>
168 /// <param name="instr">Òª¹ýÂ˵Ä×Ö·û´®</param>
169 /// <param name="WordCount">±£ÁôµÄ×ÖÊý</param>
170 /// <returns></returns>
171 public static string InMultiLine(string instr, int WordCount)
172 ...{
173 return MultiLineStrConv(instr, WordCount, true);
174 }
175
176 /**//// <summary>
177 /// ·µ»Ø¶àÐÐÊäÈëµÄ×Ö·û´®²¢É¾³ý³¬¹ýÏÞ¶¨×ÖÊýµÄ×Ö·ûͬʱ½øÐÐ
178 /// </summary>
179 /// <param name="instr">Òª¹ýÂ˵Ä×Ö·û´®</param>
180 /// <param name="WordCount">±£ÁôµÄ×ÖÊý</param>
181 /// <param name="NewLine">ÉèÖÃÒ»¸öÖµ£¬¸ÃÖµ±íʾÊÇ·ñÏÔʾ»»Ðзû¡£</param>
182 /// <returns></returns>
183 public static string InMultiLine(string instr, int WordCount, bool NewLine)
184 ...{
185 return MultiLineStrConv(instr, WordCount, NewLine);
186 }
187
188 ÓÃÓÚ´¦Àí¶àÐÐÎı¾µÄ¹«¹²·½·¨#region ÓÃÓÚ´¦Àí¶àÐÐÎı¾µÄ¹«¹²·½·¨
189 /**//// <summary>
190 /// ·µ»Ø¶àÐÐÊäÈëµÄ×Ö·û´®²¢É¾³ý³¬¹ýÏÞ¶¨×ÖÊýµÄ×Ö·ûͬʱ½øÐÐHtml±àÂë
191 /// </summary>
192 /// <param name="instr">Òª¹ýÂ˵Ä×Ö·û´®</param>
193 /// <param name="WordCount">±£ÁôµÄ×ÖÊý</param>
194 /// <param name="NewLine">ÉèÖÃÒ»¸öÖµ£¬¸ÃÖµ±íʾÊÇ·ñÏÔʾ»»Ðзû¡£</param>
195 /// <returns></returns>
196 private static string MultiLineStrConv(string instr, int WordCount, bool NewLine)
197 ...{
198 instr = instr.Trim();
199 objregex = new Regex(" +");
200 instr = objregex.Replace(instr, " ");
201 instr = instr.Replace(Environment.NewLine + " ", Environment.NewLine);
202 instr = instr.Replace(" " + Environment.NewLine, Environment.NewLine);
203 instr = instr.Replace(Environment.NewLine + Environment.NewLine, Environment.NewLine);
204 instr = HttpContext.Current.Server.HtmlEncode(instr);
205 instr = instr.Replace("'", "''");
206 if (NewLine)
207 ...{
208 instr = instr.Replace(Environment.NewLine, "<br />" + Environment.NewLine);
209 }
210 if (WordCount > 0 && instr.Length > WordCount)
211 ...{
212 instr = instr.Substring(0, WordCount);
213 }
214 return instr;
215 }
216 #endregion
217
218 /**//// <summary>
219 /// ·µ»ØMD5¼ÓÃܵÄ×Ö·û´®
220 /// </summary>
221 /// <param name="instr">Òª¼ÓÃܵÄ×Ö·û´®</param>
222 /// <returns></returns>
223 public static string EncryptPassWord(string instr)
224 ...{
225 instr = instr.Trim();
226 instr = FormsAuthentication.HashPasswordForStoringInConfigFile(instr, "MD5");
227 return instr;
228 }
229 #endregion
230
231 /**//// <summary>
232 /// ¸ñʽ»¯Êä³öµÄ×Ö·û´®,³¬³öµÄ²¿·ÖʹÓÃ....ÏÔʾ
233 /// </summary>
234 /// <param name="instr">ÐèÒª¸ñʽ»¯µÄ×Ö·û´®</param>
235 /// <param name="count">½ØÈ¡¶àÉÙλÊý</param>
236 /// <returns></returns>
237 public static string Out(string instr, int count)
238 ...{
239 return OutString(instr, count, true);//Òª¸ñʽ»¯µÄ×Ö·û´®¼°Òª±£ÁôµÄ×ÖÊý
240 }
241 /**//// <summary>
242 /// ¸ßÁÁÊä³ö×Ö·û´®,TrueÏÔʾºìÉ«,BlueÏÔʾÀ¼É«¡£
243 /// </summary>
244 /// <param name="instr">ÐèÒª¸ñʽ»¯µÄ×Ö·û´®</param>
245 /// <param name="light">ÊÇ·ñÐèÒª¼Ó¸ßÁÁÏÔʾ</param>
246 /// <returns></returns>
247 public static string HighLight(string instr, bool light)
248 ...{
249 if (light)
250 ...{
251 instr = "<span style='color:red'>" + instr + "</span>";//Òª¼ÓÁÁµÄÎı¾£¬Red
252 }
253 else
254 ...{
255 instr = "<span style='color:blue'>" + instr + "</span>";//Òª¼ÓÁÁµÄÎı¾£¬Blue
256 }
257 return instr;
258 }
259}
260
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