asp.net的cms 核心代码篇

第一篇,我简略描述了一下我的cms标签所表示的含义。码农日记——anCMS(c#版)第一篇绑定数据

第二篇,我将展示了标签背后真正运行的代码。asp.net的cms 原理篇

好像开源有点多余,核心代码就下面这些。

  1 using System;
  2 using System.Collections;
  3 using System.Collections.Generic;
  4 using System.Linq;
  5 using System.Text;
  6 
  7 namespace an.helper
  8 {
  9     /// <summary>
 10     /// 查找html页面中可以转换成aspx页面的方法 的正则表达式
 11     /// </summary>
 12     public class HtmlToAspxMethod
 13     {
 14         private static T_Validate tv=new T_Validate();
 15         public static string ConvertMethodNameHtmlToAspx(string methodName)
 16         {
 17             string str="";
 18             switch(methodName)
 19             {
 20                 case "list ": str = "TextFile"; break;  //文档
 21                 case "listpager ": str = "TextFilePager"; break; //文档分页
 22                 case "alist ": str = "Article"; break;//文章列表
 23                 case "alistpager ": str = "ArticlePager"; break;//文章分页
 24                 case "plist ": str = "Products"; break;//产品列表
 25                 case "plistpager ": str = "ProductsPager"; break;//产品分页
 26                 case "olist ": str = "One"; break;//单页列表
 27                 case "olistpager ": str = "OnePager"; break;//单页分页
 28                 case "clist ": str = "Category"; break; //分类列表
 29                 case "clistpager ": str = "CategoryPager"; break; //分类列表
 30                 case "llist ": str = "Link"; break;//连接列表
 31                 case "llistpager ": str = "LinkPager"; break;//连接分页
 32                 case "ilist ": str = "Images"; break;//图片集列表
 33                 case "ilistpager ": str = "ImagesPager"; break;//图片集分页
 34                 default: break;
 35             }
 36             return str;
 37         }
 38         public static string MethodListName = "list |listpager |alist |alistpager |plist |plistpager |olist |olistpager |clist |clistpager |llist |llistpager |ilist |ilistpager ";
 39         public static string MethodFiledName = "filed|num|category|keyword|sort|page|id";
 40         /// <summary>
 41         /// 所有方法的入口,第一次运行时遍历该方法。
 42         /// </summary>
 43         public static string AllMethodContentRegex = "<!--{an:(" + MethodListName + ").*?}-->[\\s\\S]*?<!--{/an}-->";
 44         public static List<string> AllMethodContent(string content)
 45         {
 46             return Method.RegexStr(AllMethodContentRegex, content);
 47         }
 48         /// <summary>
 49         /// 获取所有的方法
 50         /// </summary>
 51         public static string AllMethodRegex = "<!--{an:(" + MethodListName + ")[^}]*}-->";
 52         public static List<string> AllMethod(string content)
 53         {
 54             return Method.RegexStr(AllMethodRegex, content);
 55         }
 56 
 57         /// <summary>
 58         /// 获取方法的函数名称
 59         /// </summary>
 60         public static string MethodNameRegex = "<!--{an:(" + MethodListName + ")";
 61         public static string MethodName(string content)
 62         {
 63             string str = "";
 64             var c=Method.RegexStr(MethodNameRegex, content);
 65             if (c.Count>0)
 66             {
 67                 str = c[0].ToString();
 68             }
 69             return str.Replace("<!--{an:", "");
 70         }
 71         /// <summary>
 72         /// 获取方法的字段和值
 73         /// </summary>        
 74         public static string MethodFiledRegex = "(" + MethodFiledName + ")=\\[[^]]+]";
 75         public static Hashtable MethodFiled(string content)
 76         {           
 77             Hashtable ht = new Hashtable();
 78             foreach (string s in Method.RegexStr(MethodFiledRegex, content))
 79             {
 80                 string[] arr = s.Split('=');
 81                 ht.Add(arr[0], arr[1].Replace("[", "").Replace("]", ""));
 82             }
 83             return ht;
 84         }
 85         public static string JsIncludeRegex = "<script.*rel=\"share\"[^>]*></script>";
 86         public static string[] JsInclude(string html)
 87         {
 88             string js = "";            
 89             List<string> list_include = Method.RegexStr(JsIncludeRegex, html);
 90             foreach (string inc in list_include)
 91             {
 92                 List<string> includeList = Method.RegexStr(@"\w+(?=\.js)", inc);
 93                 if (includeList != null)
 94                 {
 95                     js += includeList[0] + "(); ";                    
 96                     html = html.Replace(inc, "<!--#include file=\"Share/" +includeList[0]  + ".ascx\"--> ");
 97                 }
 98             }
 99             return new string[] { js, html };
100         }
101         /// <summary>
102         /// 占位符
103         /// </summary>
104         public static string ValueOneRegex = @"\${\d+}";
105         public static string ValueOne(string content)
106         {      
107             foreach (string s in Method.RegexStr(ValueOneRegex, content))
108             {
109                 string num = s.Replace("${", "").Replace("}", "");
110                 content = content.Replace(s, "<%=a[" + num + "]%>");
111             }
112             return content;
113         }
114 
115         public static string ValueOneToStringFormartRegex = @"\${\d+\|.*?}";
116         public static string ValueOneToStringFormat(string content)
117         {
118             foreach (string s in Method.RegexStr(ValueOneToStringFormartRegex, content))
119             {
120                 string str = s.Replace("${", "").Replace("}", "");
121                 string[] arr = str.Split('|');
122                 string num = arr[0].ToString();
123                 string formart = arr[1].ToString();
124                 content = content.Replace(s, "<%=TimeFormart(a[" + num + "],\"" + formart + "\")%>");
125             }
126             return content;
127         }
128 
129         public static string UrlRouteRegex = @"\$href\[\w+\]\[.*?\]";
130         public static string UrlRoute(string content)
131         {                
132             foreach (string s in Method.RegexStr(UrlRouteRegex, content))
133             {
134                 //$href[index][{"aaa","bbb"},{"ccc","ddd"}]
135                 //<%=UrlRoute("",new string[,]{{"aaa","bbb"},{"ccc","ddd"}});%>
136                 string urlRoute = s.Replace("$href[", "<%=UrlRoute(\"").
137                                     Replace("][", "\",new string[,]{ ").                                    
138                                     Replace("#0", "a[0].ToString()").
139                                     Replace("#1", "a[1].ToString()").
140                                     Replace("#2", "a[2].ToString()").
141                                     Replace("#3", "a[3].ToString()").
142                                     Replace("#4", "a[4].ToString()").
143                                     Replace("#5", "a[5].ToString()").
144                                     Replace("#6", "a[6].ToString()").
145                                     Replace("#7", "a[7].ToString()").
146                                     Replace("#8", "a[8].ToString()").
147                                     Replace("#9", "a[9].ToString()");
148                 urlRoute = urlRoute.Substring(0,urlRoute.Length - 1);
149                 urlRoute = urlRoute + "})%>";
150                 content = content.Replace(s, urlRoute);
151             }
152             return content;
153         }
154         public static string PagingRegex = @"\$pager\[\w+\]\[.*?\]\[\d+\]";
155         public static string Paging(string content)
156         {
157             //$pager[list][Category=$category$][15]
158             //<%=Paging("list",new{Category=$category$}, int showCounts, object totleCounts)%>
159             foreach (string s in Method.RegexStr(PagingRegex, content))
160             {
161                 int numSite=s.LastIndexOf('[');
162                 string pager = s.Substring(0, numSite);
163                 string num = s.Substring(numSite).Replace("[", "").Replace("]", "");
164 
165                 pager = pager.Replace("$pager[", "<%=Paging(\"").
166                               Replace("][", "\",new string[,]{");
167                 pager = pager.Substring(0, pager.Length - 1) + "}," + num + ",a[0])%>";                
168                 content = content.Replace(s, pager);
169             }
170             return content;
171         }
172 
173 
174         public static string LinkHrefRegex = "(?<=<link.*href=\")[^\"]*";
175         public static string ScriptSrcRegex = "(?<=<script.*src=\")[^\"]*";
176         public static string ImgSrcRegex = "<img.*rel=\"share\"[^>]*/>";
177         public static string TemplatePath = "<%=An_DoMain%>/Templates/";
178 
179         public static string HrefHtml(string html)
180         {
181             List<string> list_link = Method.RegexStr(LinkHrefRegex, html);
182             foreach (string link in list_link.Distinct())
183             {
184                 html = html.Replace(link, TemplatePath + link);
185             }
186             List<string> list_script = Method.RegexStr(ScriptSrcRegex, html);
187             foreach (string script in list_script.Distinct())
188             {
189                 html = html.Replace(script, TemplatePath + script);
190             }
191             List<string> list_img = Method.RegexStr(ImgSrcRegex, html);
192             foreach (string img in list_img.Distinct())
193             {
194                 html = html.Replace(img, img.Replace("src=\"", "src=\"" + TemplatePath));
195             }
196             return html;
197         }
198 
199 
200         //public static string ForRegex = "<!--{for}-->[\\s\\S]*?<!--{/for}-->";
201         //public static string For(string arr, string content)
202         //{
203         //    foreach (string s in Method.RegexStr(ForRegex, content))
204         //    {                
205         //        string str = "";
206         //        str = "<%if(1==1){var arr=" + arr + ";foreach(var s in arr){%>";
207         //        str = str + s.Replace("<!--{for}-->", "").Replace("<!--{/for}-->", "") + "<%}}%>";
208         //        content=content.Replace(s,str);
209         //    }
210         //    return content;
211         //}
212 
213         public static string FnSplitContentRegex = @"\$split\[.*?\]\[.*?\]";
214         public static string FnSplitRegex = @"<!--{split}-->[\s\S]*?<!--{/split}-->";
215         public static string FnSplit(string content)
216         {
217             foreach (string s in Method.RegexStr(FnSplitRegex, content))
218             {
219                 var list_split = Method.RegexStr(FnSplitContentRegex, content);
220                 string splitMethod = "";
221                 if (list_split != null)
222                 {
223                     splitMethod = list_split[0].ToString();
224                 }
225                 if (splitMethod != "")
226                 {
227                     string source = "", separator = "";
228                     var list_split_value = splitMethod.Split(']');
229                     if (list_split_value.Length > 0)
230                     {
231                         source = list_split_value[0].Replace("$split[", "");
232                         separator = list_split_value[1].Replace("[", "");
233                         if (source != "")
234                         {
235                             string str = "";
236                             if (tv.IsInteger(source) == "")
237                             {
238                                 str = "<%if(1==1){var arr=a[" + source + "];foreach(var s in arr.Split('"+separator+"')){%>";
239                             }
240                             else
241                             {
242                                 str = "<%if(1==1){var arr=\"" + source + "\";foreach(var s in arr.Split('" + separator + "')){%>";
243                             }
244                             str += s.Replace(splitMethod, "<%=s%>").Replace("<!--{split}-->", "").Replace("<!--{/split}-->", "");
245                             str += "<%}}%>";
246                             content = content.Replace(s, str);
247                         }
248                     }
249 
250                 }    
251             }
252             return content;
253         }
254 
255 
256 
257 
258 
259         /// <summary>
///www.ancms.net 260 /// 将html方法转换成aspx的方法 261 /// </summary> 262 /// <param name="methodName"></param> 263 /// <param name="content"></param> 264 /// <returns></returns> 265 public static AspxFiled HtmlFiledToAspxFiled(string methodName, string content) 266 { 267 AspxFiled af = new AspxFiled(); 268 Hashtable ht = MethodFiled(content); 269 foreach (DictionaryEntry h in ht) 270 { 271 if (h.Key.ToString() == "filed") 272 { 273 af.Filed = h.Value.ToString(); 274 } 275 if (h.Key.ToString() == "num") 276 { 277 if (tv.IsInteger(h.Value.ToString()) == "") 278 { 279 af.ShowCounts = Convert.ToInt32(h.Value.ToString()); 280 if (af.ShowCounts < 0) 281 { 282 af.ShowCounts = 1; 283 } 284 } 285 else 286 { 287 af.ShowCounts = 10; 288 } 289 } 290 if (h.Key.ToString() == "sort") 291 { 292 af.Sort = h.Value.ToString(); 293 } 294 if (h.Key.ToString() == "page") 295 { 296 if (h.Value.ToString() == "true") 297 { 298 af.Current = "An_Current"; 299 } 300 else 301 { 302 af.Current = "1"; 303 } 304 } 305 if (h.Key.ToString() == "category") 306 { 307 af.CategoryID = h.Value.ToString(); 308 } 309 if (h.Key.ToString() == "keyword") 310 { 311 af.Keyword = h.Value.ToString(); 312 } 313 if (h.Key.ToString() == "id") 314 { 315 af.ID = h.Value.ToString(); 316 } 317 } 318 return af; 319 } 320 321 public static string AspxMethodDataSet(string methodName,string content,string datatableName) 322 { 323 AspxFiled af = HtmlFiledToAspxFiled(methodName, content); 324 string str = ""; 325 if (methodName.Contains("pager")) 326 { 327 if (methodName == "clistpager ") 328 { 329 str = "MyHashtable.Add(\"" + datatableName + "\", " + ConvertMethodNameHtmlToAspx(methodName) + "(\"" + af.CategoryID + "\"));"; 330 } 331 else 332 { 333 str = "MyHashtable.Add(\"" + datatableName + "\", " + ConvertMethodNameHtmlToAspx(methodName) + "(\"" + af.ID + "\",\"" + af.CategoryID + "\",\"" + af.Keyword + "\"));"; 334 } 335 } 336 else 337 { 338 if (methodName == "clist ") 339 { 340 str = "MyHashtable.Add(\"" + datatableName + "\", " + ConvertMethodNameHtmlToAspx(methodName) + "(\"" + af.Filed + "\", " + af.Current + ", " + af.ShowCounts + ", \"" + af.Sort + "\", \"" + af.CategoryID + "\"));"; 341 } 342 else 343 { 344 str = "MyHashtable.Add(\"" + datatableName + "\", " + ConvertMethodNameHtmlToAspx(methodName) + "(\"" + af.Filed + "\", " + af.Current + ", " + af.ShowCounts + ", \"" + af.Sort + "\", \"" + af.ID + "\", \"" + af.CategoryID + "\", \"" + af.Keyword + "\"));"; 345 } 346 } 347 return str; 348 } 349 public static string AspxMethodDataRow(string datatableName,string content) 350 { 351 return "<%if(1==1){var myRows = MyRows(\"" + datatableName + "\"); if (myRows != null){foreach (var a in myRows){ %>" + content + "<%}}else{%><p style='margin:10px;'>没有相关信息</p><%}}%>"; 352 } 353 354 public static string ServerFunction(string content) 355 { 356 return "<script runat=\"server\">protected override void OnLoad(EventArgs e){" + content + "}</script>"; 357 } 358 public static string ServerFunction(string content, string fnName) 359 { 360 return "<script runat=\"server\">public void " + fnName + "(){" + content + "}</script>"; 361 } 362 363 } 364 365 public class AspxFiled 366 { 367 private string _Filed; 368 public string Filed 369 { 370 get{ return _Filed; } 371 set 372 { 373 if (value.Contains("TextFile.ID,")) 374 { 375 _Filed = value; 376 } 377 else 378 { 379 _Filed = "TextFile.ID," + value; 380 } 381 } 382 } 383 private string _ID = ""; 384 public string ID 385 { 386 get { return _ID; } 387 set { _ID = value; } 388 } 389 private string _CategoryID = ""; 390 public string CategoryID 391 { 392 get { return _CategoryID; } 393 set { _CategoryID = value; } 394 } 395 private string _Keyword = ""; 396 public string Keyword 397 { 398 get { return _Keyword; } 399 set { _Keyword = value; } 400 } 401 402 private string _Sort; 403 public string Sort 404 { 405 get { return _Sort; } 406 set { _Sort = value; } 407 } 408 private int _ShowCounts = 0; 409 public int ShowCounts 410 { 411 get{return _ShowCounts;} 412 set { _ShowCounts = value; } 413 } 414 private string _Current = "1"; 415 public string Current 416 { 417 get { return _Current; } 418 set { _Current = value;} 419 } 420 } 421 /// <summary> 422 /// html和aspx的方法名称对应替换
/// www.ancms.net
423 /// </summary> 424 public class ConvertHtmlToAspx 425 { 426 public string DataTableName(int num,string name) 427 { 428 return Method.Md5(DateTime.Now.ToLongDateString() + new Random().Next(1000) + num + new Random().Next(1000) + name); 429 } 430 public string ToAspx(string html,string ascxName) 431 { 432 html = AllToAspx(html); 433 List<string> list_AllMethodContent = HtmlToAspxMethod.AllMethodContent(html); 434 string load = ""; 435 int i = 0; 436 foreach (string allMethodContent in list_AllMethodContent) 437 { 438 i++; 439 string allMethod = HtmlToAspxMethod.AllMethod(allMethodContent)[0];//<!--{an:list}--> 440 string methodName = HtmlToAspxMethod.MethodName(allMethod);//方法名称<!--{an:list 441 Hashtable methodFiled = HtmlToAspxMethod.MethodFiled(allMethod);//filed=[title] sort=[time desc] 442 string content = allMethodContent.Replace(allMethod, "").Replace("<!--{/an}-->", ""); 443 content = HtmlToAspxMethod.ValueOne(content); 444 content = HtmlToAspxMethod.ValueOneToStringFormat(content); 445 string dataTableName = DataTableName(i,ascxName); 446 load += HtmlToAspxMethod.AspxMethodDataSet(methodName, allMethod, dataTableName); 447 content = HtmlToAspxMethod.AspxMethodDataRow(dataTableName, content); 448 html = html.Replace(allMethodContent, content); 449 } 450 if (ascxName == "") 451 { 452 string[] js=HtmlToAspxMethod.JsInclude(html); 453 html = js[1]; 454 load += js[0]; 455 load = HtmlToAspxMethod.ServerFunction(load); 456 } 457 else 458 { 459 load = HtmlToAspxMethod.ServerFunction(load, ascxName); 460 } 461 html = HtmlToAspxMethod.HrefHtml(html);//链接转换 462 return load + html; 463 } 464 private string AllToAspx(string html) 465 { 466 html = html.Replace("$categoryname", "<%=An_CategoryName%>");
467 //html = html.Replace("$title$", "<%=An_Title%>").//页面标题 468 // Replace("$keywords$", "<%=An_KeyWords%>").//页面关键词 469 // Replace("$description$", "<%=An_Description%>").//页面描述 470 // Replace("$domain$", "<%=An_DoMain%>").//网站域名 471 // Replace("$categoryname$", "<%=An_CategoryName%>").//分类名称 472 // Replace("$contact$", "\"+An_Contact+\"").//联系我们 473 // Replace("$id$", "An_ID").//明细ID 474 // Replace("$category$", "An_CategoryID").//分类ID 475 // Replace("$tongji$", "<%=An_TongJi%>"). 476 // Replace("$keyword$", "\"+An_KeyWord+\"");//搜索的关键词 477 html = HtmlToAspxMethod.UrlRoute(html); 478 html = HtmlToAspxMethod.Paging(html); 479 html = HtmlToAspxMethod.FnSplit(html); 480 481 return html; 482 } 483 484 } 485 }

呵呵,会不会太肤浅了。

新创建了一群:37703194  希望大家可以共同讨论。

主要就是通过上面这个代码,将html模版通过替换后变成aspx来运行。

我要去完善我的CMS啦。

原文地址:https://www.cnblogs.com/ancms/p/2820558.html