private static String checkPathVar(VarLabel varLabel, String ret)
{
if (strUtil.IsNullOrEmpty(ret))
{
return(ret);
}
if (varLabel.Prefix == "~" || varLabel.Prefix == "~/")
{
//if (ret.StartsWith( "/" )) {
// ret = ret.TrimStart( '/' );
//}
// ~img/,~js/, ~static/...只允许26个英文字母
for (int i = 0; i < ret.Length; i++)
{
if ("abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ".IndexOf(ret[i]) < 0)
{
return(null);
}
}
return(ret);
}
return(ret);
}
private static Boolean getIsStartWithPrefix(VarLabel varLabel, char[] charList, int index)
{
for (int i = 0; i < varLabel.Prefix.Length; i++)
{
if (charList[index + i] != varLabel.Prefix[i])
{
return(false);
}
}
return(true);
}
private static String getStringToCheck(VarLabel varLabel, int index, char[] charList)
{
String strToCheck = "";
int maxLength = getCheckMaxLength(varLabel);
for (int i = varLabel.Prefix.Length; i < maxLength; i++)
{
if (index + i > charList.Length - 1)
{
break;
}
strToCheck += charList[index + i];
}
return(strToCheck);
}
private static String getMatchedVarName(VarLabel varLabel, int index, char[] charList)
{
// 1、是否以prefix开头
Boolean isStartWithPrefix = getIsStartWithPrefix(varLabel, charList, index);
if (!isStartWithPrefix)
{
return(null);
}
// 2、是否以postfix结尾
String strToCheck = getStringToCheck(varLabel, index, charList);
int postfixIndex = strToCheck.IndexOf(varLabel.Postfix);
if (postfixIndex >= 0)
{
// 注意，这里可能返回String.Empty
return(strToCheck.Substring(0, postfixIndex));
}
return(null);
}
private static String getStringToCheck( VarLabel varLabel, int index, char[] charList )
{
String strToCheck = "";
int maxLength = getCheckMaxLength( varLabel );
for (int i = varLabel.Prefix.Length; i < maxLength; i++) {
if (index + i > charList.Length - 1) break;
strToCheck += charList[index + i];
}
return strToCheck;
}
private static String getMatchedVarName( VarLabel varLabel, int index, char[] charList )
{
// 1、是否以prefix开头
Boolean isStartWithPrefix = getIsStartWithPrefix( varLabel, charList, index );
if (!isStartWithPrefix) return null;
// 2、是否以postfix结尾
String strToCheck = getStringToCheck( varLabel, index, charList );
int postfixIndex = strToCheck.IndexOf( varLabel.Postfix );
if (postfixIndex >= 0) {
// 注意，这里可能返回String.Empty
return strToCheck.Substring( 0, postfixIndex );
}
return null;
}
private static Boolean getIsStartWithPrefix( VarLabel varLabel, char[] charList, int index )
{
for (int i = 0; i < varLabel.Prefix.Length; i++) {
if (charList[index + i] != varLabel.Prefix[i]) return false;
}
return true;
}
private static int getCheckMaxLength( VarLabel varLabel )
{
return varLabel.Prefix.Length + 50;
}
private static int getCheckMaxLength(VarLabel varLabel)
{
return(varLabel.Prefix.Length + 50);
}
private static String checkPathVar( VarLabel varLabel, String ret )
{
if (strUtil.IsNullOrEmpty( ret )) return ret;
if (varLabel.Prefix == "~" || varLabel.Prefix == "~/") {
//if (ret.StartsWith( "/" )) {
// ret = ret.TrimStart( '/' );
//}
// ~img/,~js/, ~static/...只允许26个英文字母
for (int i = 0; i < ret.Length; i++) {
if ("abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ".IndexOf( ret[i] ) < 0) {
return null;
}
}
return ret;
}
return ret;
}