Initial Commit

Initial Commit.

_module/nss/mali_string_fns.nss

@@ -0,0 +1,102 @@
+//------------------------------------------------------------------------------
+//  String functions include
+//  by Malishara
+//------------------------------------------------------------------------------
+
+
+//------------------------------------------------------------------------------
+// Returns the first word in sString, delimited by sDelimiter
+//------------------------------------------------------------------------------
+string FirstWord(string sString, string sDelimiter = " ");
+
+//------------------------------------------------------------------------------
+// Returns sString, starting with the second word, delimited by sDelimiter
+//------------------------------------------------------------------------------
+string RestWords(string sString, string sDelimiter = " ");
+
+//------------------------------------------------------------------------------
+// Replaces all occurences of sSearch within sString with sReplace
+//------------------------------------------------------------------------------
+string SearchAndReplace(string sString, string sSearch, string sReplace);
+
+//------------------------------------------------------------------------------
+// Return the nth word of sString, delimited by sDelimiter
+//------------------------------------------------------------------------------
+string FetchWord(string sString, string sDelimiter, int n);
+
+
+string FirstWord(string sString, string sDelimiter = " ")
+{ if (FindSubString(sString, sDelimiter) == -1)
+  { return sString; }
+  else
+  { return GetStringLeft(sString, FindSubString(sString, sDelimiter)); }
+}
+
+string RestWords(string sString, string sDelimiter = " ")
+{ if (FindSubString(sString, sDelimiter) == -1)
+  { return ""; }
+  else
+  { return GetStringRight(sString, GetStringLength(sString) - FindSubString(sString, sDelimiter) - GetStringLength(sDelimiter)); }
+}
+
+string SearchAndReplace(string sString, string sSearch, string sReplace)
+{ string sNewString = "";
+  int iOffset = FindSubString(sString, sSearch);
+  while (iOffset != -1)
+  {   sNewString += FirstWord(sString, sSearch) + sReplace;
+      sString = RestWords(sString, sSearch);
+      iOffset = FindSubString(sString, sSearch);
+  }
+  return sNewString + sString;
+}
+
+string FetchWord(string sString, string sDelimiter, int n)
+{ int iLoop = 0;
+  string sWord = "";
+  while (iLoop < n)
+  {   sWord = FirstWord(sString, sDelimiter);
+      sString = RestWords(sString, sDelimiter);
+      iLoop++;
+  }
+  return sWord;
+}
+
+int CountWords(string sString, string sDelimiter)
+{ int iCount = 0;
+  int iPos = 0;
+
+  while (iPos != -1)
+  { iPos = FindSubString(sString, sDelimiter, iPos);
+    if (iPos != -1)
+    { iCount++;
+      iPos = iPos + GetStringLength(sDelimiter);
+    }
+  }
+
+  return iCount;
+}
+
+int FindWord(string sString, string sSubString, string sDelimiter)
+{ int iPos = FindSubString(sDelimiter + sString + sDelimiter, sDelimiter + sSubString + sDelimiter);
+  if (iPos == -1)
+  { return FALSE; }
+
+  iPos = iPos - GetStringLength(sDelimiter);
+  sString = GetSubString(sString, 0, iPos);
+
+  return CountWords(sString, sDelimiter);
+}
+
+string LastWord(string sString, string sDelimiter)
+{ int iDelLen = GetStringLength(sDelimiter);
+  int iPos = GetStringLength(sString) - iDelLen;
+
+  while ((iPos > 0) && (GetSubString(sString, iPos, iDelLen) != sDelimiter))
+  { iPos--; }
+
+  if (GetSubString(sString, iPos, iDelLen) == sDelimiter)
+  { iPos += iDelLen; }
+
+  return GetStringRight(sString, GetStringLength(sString) - iPos);
+}
+