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。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。

好像开源有点多余,核心代码就下面这些。

using system;
using system.collections;
using system.collections.generic;
using system.linq;
using system.text;

namespace an.helper
{
/// <summary>
/// 查找html页面中可以转换成aspx页面的方法 的正则表达式
/// </summary>
public class htmltoaspxmethod
{
private static t_validate tv=new t_validate();
public static string convertmethodnamehtmltoaspx(string methodname)
{
string str="";
switch(methodname)
{
case "list ": str = "textfile"; break; //文档
case "listpager ": str = "textfilepager"; break; //文档分页
case "alist ": str = "article"; break;//文章列表
case "alistpager ": str = "articlepager"; break;//文章分页
case "plist ": str = "products"; break;//产品列表
case "plistpager ": str = "productspager"; break;//产品分页
case "olist ": str = "one"; break;//单页列表
case "olistpager ": str = "onepager"; break;//单页分页
case "clist ": str = "category"; break; //分类列表
case "clistpager ": str = "categorypager"; break; //分类列表
case "llist ": str = "link"; break;//连接列表
case "llistpager ": str = "linkpager"; break;//连接分页
case "ilist ": str = "images"; break;//图片集列表
case "ilistpager ": str = "imagespager"; break;//图片集分页
default: break;
}
return str;
}
public static string methodlistname = "list |listpager |alist |alistpager |plist |plistpager |olist |olistpager |clist |clistpager |llist |llistpager |ilist |ilistpager ";
public static string methodfiledname = "filed|num|category|keyword|sort|page|id";
/// <summary>
/// 所有方法的入口,第一次运行时遍历该方法。
/// </summary>
public static string allmethodcontentregex = "<!--{an:(" + methodlistname + ").*?}-->[\\s\\s]*?<!--{/an}-->";
public static list<string> allmethodcontent(string content)
{
return method.regexstr(allmethodcontentregex, content);
}
/// <summary>
/// 获取所有的方法
/// </summary>
public static string allmethodregex = "<!--{an:(" + methodlistname + ")[^}]*}-->";
public static list<string> allmethod(string content)
{
return method.regexstr(allmethodregex, content);
}

/// <summary>
/// 获取方法的函数名称
/// </summary>
public static string methodnameregex = "<!--{an:(" + methodlistname + ")";
public static string methodname(string content)
{
string str = "";
var c=method.regexstr(methodnameregex, content);
if (c.count>0)
{
str = c[0].tostring();
}
return str.replace("<!--{an:", "");
}
/// <summary>
/// 获取方法的字段和值
/// </summary>
public static string methodfiledregex = "(" + methodfiledname + ")=\\[[^]]+]";
public static hashtable methodfiled(string content)
{
hashtable ht = new hashtable();
foreach (string s in method.regexstr(methodfiledregex, content))
{
string[] arr = s.split('=');
ht.add(arr[0], arr[1].replace("[", "").replace("]", ""));
}
return ht;
}
public static string jsincluderegex = "<script.*rel=\"share\"[^>]*></script>";
public static string[] jsinclude(string html)
{
string js = "";
list<string> list_include = method.regexstr(jsincluderegex, html);
foreach (string inc in list_include)
{
list<string> includelist = method.regexstr(@"\w+(?=\.js)", inc);
if (includelist != null)
{
js += includelist[0] + "(); ";
html = html.replace(inc, "<!--#include file=\"share/" +includelist[0] + ".ascx\"--> ");
}
}
return new string[] { js, html };
}
/// <summary>
/// 占位符
/// </summary>
public static string valueoneregex = @"\${\d+}";
public static string valueone(string content)
{
foreach (string s in method.regexstr(valueoneregex, content))
{
string num = s.replace("${", "").replace("}", "");
content = content.replace(s, "<%=a[" + num + "]%>");
}
return content;
}

public static string valueonetostringformartregex = @"\${\d+\|.*?}";
public static string valueonetostringformat(string content)
{
foreach (string s in method.regexstr(valueonetostringformartregex, content))
{
string str = s.replace("${", "").replace("}", "");
string[] arr = str.split('|');
string num = arr[0].tostring();
string formart = arr[1].tostring();
content = content.replace(s, "<%=timeformart(a[" + num + "],\"" + formart + "\")%>");
}
return content;
}

public static string urlrouteregex = @"\$href\[\w+\]\[.*?\]";
public static string urlroute(string content)
{
foreach (string s in method.regexstr(urlrouteregex, content))
{
//$href[index][{"aaa","bbb"},{"ccc","ddd"}]
//<%=urlroute("",new string[,]{{"aaa","bbb"},{"ccc","ddd"}});%>
string urlroute = s.replace("$href[", "<%=urlroute(\"").
replace("][", "\",new string[,]{ ").
replace("#0", "a[0].tostring()").
replace("#1", "a[1].tostring()").
replace("#2", "a[2].tostring()").
replace("#3", "a[3].tostring()").
replace("#4", "a[4].tostring()").
replace("#5", "a[5].tostring()").
replace("#6", "a[6].tostring()").
replace("#7", "a[7].tostring()").
replace("#8", "a[8].tostring()").
replace("#9", "a[9].tostring()");
urlroute = urlroute.substring(0,urlroute.length - 1);
urlroute = urlroute + "})%>";
content = content.replace(s, urlroute);
}
return content;
}
public static string pagingregex = @"\$pager\[\w+\]\[.*?\]\[\d+\]";
public static string paging(string content)
{
//$pager[list][category=$category$][15]
//<%=paging("list",new{category=$category$}, int showcounts, object totlecounts)%>
foreach (string s in method.regexstr(pagingregex, content))
{
int numsite=s.lastindexof('[');
string pager = s.substring(0, numsite);
string num = s.substring(numsite).replace("[", "").replace("]", "");

pager = pager.replace("$pager[", "<%=paging(\"").
replace("][", "\",new string[,]{");
pager = pager.substring(0, pager.length - 1) + "}," + num + ",a[0])%>";
content = content.replace(s, pager);
}
return content;
}


public static string linkhrefregex = "(?<=<link.*href=\")[^\"]*";
public static string scriptsrcregex = "(?<=<script.*src=\")[^\"]*";
public static string imgsrcregex = "<img.*rel=\"share\"[^>]*/>";
public static string templatepath = "<%=an_domain%>/templates/";

public static string hrefhtml(string html)
{
list<string> list_link = method.regexstr(linkhrefregex, html);
foreach (string link in list_link.distinct())
{
html = html.replace(link, templatepath + link);
}
list<string> list_script = method.regexstr(scriptsrcregex, html);
foreach (string script in list_script.distinct())
{
html = html.replace(script, templatepath + script);
}
list<string> list_img = method.regexstr(imgsrcregex, html);
foreach (string img in list_img.distinct())
{
html = html.replace(img, img.replace("src=\"", "src=\"" + templatepath));
}
return html;
}


//public static string forregex = "<!--{for}-->[\\s\\s]*?<!--{/for}-->";
//public static string for(string arr, string content)
//{
// foreach (string s in method.regexstr(forregex, content))
// {
// string str = "";
// str = "<%if(1==1){var arr=" + arr + ";foreach(var s in arr){%>";
// str = str + s.replace("<!--{for}-->", "").replace("<!--{/for}-->", "") + "<%}}%>";
// content=content.replace(s,str);
// }
// return content;
//}

public static string fnsplitcontentregex = @"\$split\[.*?\]\[.*?\]";
public static string fnsplitregex = @"<!--{split}-->[\s\s]*?<!--{/split}-->";
public static string fnsplit(string content)
{
foreach (string s in method.regexstr(fnsplitregex, content))
{
var list_split = method.regexstr(fnsplitcontentregex, content);
string splitmethod = "";
if (list_split != null)
{
splitmethod = list_split[0].tostring();
}
if (splitmethod != "")
{
string source = "", separator = "";
var list_split_value = splitmethod.split(']');
if (list_split_value.length > 0)
{
source = list_split_value[0].replace("$split[", "");
separator = list_split_value[1].replace("[", "");
if (source != "")
{
string str = "";
if (tv.isinteger(source) == "")
{
str = "<%if(1==1){var arr=a[" + source + "];foreach(var s in arr.split('"+separator+"')){%>";
}
else
{
str = "<%if(1==1){var arr=\"" + source + "\";foreach(var s in arr.split('" + separator + "')){%>";
}
str += s.replace(splitmethod, "<%=s%>").replace("<!--{split}-->", "").replace("<!--{/split}-->", "");
str += "<%}}%>";
content = content.replace(s, str);
}
}

}
}
return content;
}





/// <summary>
/// 将html方法转换成aspx的方法
/// </summary>
/// <param name="methodname"></param>
/// <param name="content"></param>
/// <returns></returns>
public static aspxfiled htmlfiledtoaspxfiled(string methodname, string content)
{
aspxfiled af = new aspxfiled();
hashtable ht = methodfiled(content);
foreach (dictionaryentry h in ht)
{
if (h.key.tostring() == "filed")
{
af.filed = h.value.tostring();
}
if (h.key.tostring() == "num")
{
if (tv.isinteger(h.value.tostring()) == "")
{
af.showcounts = convert.toint32(h.value.tostring());
if (af.showcounts < 0)
{
af.showcounts = 1;
}
}
else
{
af.showcounts = 10;
}
}
if (h.key.tostring() == "sort")
{
af.sort = h.value.tostring();
}
if (h.key.tostring() == "page")
{
if (h.value.tostring() == "true")
{
af.current = "an_current";
}
else
{
af.current = "1";
}
}
if (h.key.tostring() == "category")
{
af.categoryid = h.value.tostring();
}
if (h.key.tostring() == "keyword")
{
af.keyword = h.value.tostring();
}
if (h.key.tostring() == "id")
{
af.id = h.value.tostring();
}
}
return af;
}

public static string aspxmethoddataset(string methodname,string content,string datatablename)
{
aspxfiled af = htmlfiledtoaspxfiled(methodname, content);
string str = "";
if (methodname.contains("pager"))
{
if (methodname == "clistpager ")
{
str = "myhashtable.add(\"" + datatablename + "\", " + convertmethodnamehtmltoaspx(methodname) + "(\"" + af.categoryid + "\"));";
}
else
{
str = "myhashtable.add(\"" + datatablename + "\", " + convertmethodnamehtmltoaspx(methodname) + "(\"" + af.id + "\",\"" + af.categoryid + "\",\"" + af.keyword + "\"));";
}
}
else
{
if (methodname == "clist ")
{
str = "myhashtable.add(\"" + datatablename + "\", " + convertmethodnamehtmltoaspx(methodname) + "(\"" + af.filed + "\", " + af.current + ", " + af.showcounts + ", \"" + af.sort + "\", \"" + af.categoryid + "\"));";
}
else
{
str = "myhashtable.add(\"" + datatablename + "\", " + convertmethodnamehtmltoaspx(methodname) + "(\"" + af.filed + "\", " + af.current + ", " + af.showcounts + ", \"" + af.sort + "\", \"" + af.id + "\", \"" + af.categoryid + "\", \"" + af.keyword + "\"));";
}
}
return str;
}
public static string aspxmethoddatarow(string datatablename,string content)
{
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><%}}%>";
}

public static string serverfunction(string content)
{
return "<script runat=\"server\">protected override void onload(eventargs e){" + content + "}</script>";
}
public static string serverfunction(string content, string fnname)
{
return "<script runat=\"server\">public void " + fnname + "(){" + content + "}</script>";
}

}

public class aspxfiled
{
private string _filed;
public string filed
{
get{ return _filed; }
set
{
if (value.contains("textfile.id,"))
{
_filed = value;
}
else
{
_filed = "textfile.id," + value;
}
}
}
private string _id = "";
public string id
{
get { return _id; }
set { _id = value; }
}
private string _categoryid = "";
public string categoryid
{
get { return _categoryid; }
set { _categoryid = value; }
}
private string _keyword = "";
public string keyword
{
get { return _keyword; }
set { _keyword = value; }
}

private string _sort;
public string sort
{
get { return _sort; }
set { _sort = value; }
}
private int _showcounts = 0;
public int showcounts
{
get{return _showcounts;}
set { _showcounts = value; }
}
private string _current = "1";
public string current
{
get { return _current; }
set { _current = value;}
}
}
/// <summary>
/// html和aspx的方法名称对应替换
/// </summary>
public class converthtmltoaspx
{
public string datatablename(int num,string name)
{
return method.md5(datetime.now.tolongdatestring() + new random().next(1000) + num + new random().next(1000) + name);
}
public string toaspx(string html,string ascxname)
{
html = alltoaspx(html);
list<string> list_allmethodcontent = htmltoaspxmethod.allmethodcontent(html);
string load = "";
int i = 0;
foreach (string allmethodcontent in list_allmethodcontent)
{
i++;
string allmethod = htmltoaspxmethod.allmethod(allmethodcontent)[0];//<!--{an:list}-->
string methodname = htmltoaspxmethod.methodname(allmethod);//方法名称<!--{an:list
hashtable methodfiled = htmltoaspxmethod.methodfiled(allmethod);//filed=[title] sort=[time desc]
string content = allmethodcontent.replace(allmethod, "").replace("<!--{/an}-->", "");
content = htmltoaspxmethod.valueone(content);
content = htmltoaspxmethod.valueonetostringformat(content);
string datatablename = datatablename(i,ascxname);
load += htmltoaspxmethod.aspxmethoddataset(methodname, allmethod, datatablename);
content = htmltoaspxmethod.aspxmethoddatarow(datatablename, content);
html = html.replace(allmethodcontent, content);
}
if (ascxname == "")
{
string[] js=htmltoaspxmethod.jsinclude(html);
html = js[1];
load += js[0];
load = htmltoaspxmethod.serverfunction(load);
}
else
{
load = htmltoaspxmethod.serverfunction(load, ascxname);
}
html = htmltoaspxmethod.hrefhtml(html);//链接转换
return load + html;
}
private string alltoaspx(string html)
{
html = html.replace("$categoryname", "<%=an_categoryname%>");
//html = html.replace("$title$", "<%=an_title%>").//页面标题
// replace("$keywords$", "<%=an_keywords%>").//页面关键词
// replace("$description$", "<%=an_description%>").//页面描述
// replace("$domain$", "<%=an_domain%>").//网站域名
// replace("$categoryname$", "<%=an_categoryname%>").//分类名称
// replace("$contact$", "\"+an_contact+\"").//联系我们
// replace("$id$", "an_id").//明细id
// replace("$category$", "an_categoryid").//分类id
// replace("$tongji$", "<%=an_tongji%>").
// replace("$keyword$", "\"+an_keyword+\"");//搜索的关键词
html = htmltoaspxmethod.urlroute(html);
html = htmltoaspxmethod.paging(html);
html = htmltoaspxmethod.fnsplit(html);

return html;
}

}
}

呵呵，会不会太肤浅了。

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。