Backported various little edits from Pro edition.

lib/util.cpp

@@ -0,0 +1,40 @@
+#include "util.h"
+#include <iostream>
+
+namespace Util {
+  bool stringScan(const std::string & src, const std::string & pattern, std::deque<std::string> & result){
+    result.clear();
+    std::deque<size_t> positions;
+    size_t pos = pattern.find("%", 0);
+    while (pos != std::string::npos){
+      positions.push_back(pos);
+      pos = pattern.find("%", pos + 1);
+    }
+    if (positions.size() == 0){
+      return false;
+    }
+    size_t sourcePos = 0;
+    size_t patternPos = 0;
+    std::deque<size_t>::iterator posIter = positions.begin();
+    while (sourcePos != std::string::npos){
+    //Match first part of the string
+      if (pattern.substr(patternPos, *posIter - patternPos) != src.substr(sourcePos, *posIter - patternPos)){
+        break;
+      }
+      sourcePos += *posIter - patternPos;
+      std::deque<size_t>::iterator nxtIter = posIter + 1;
+      if (nxtIter != positions.end()){
+        patternPos = *posIter+2;
+        size_t tmpPos = src.find(pattern.substr(*posIter+2, *nxtIter - patternPos), sourcePos);
+        result.push_back(src.substr(sourcePos, tmpPos - sourcePos));
+        sourcePos = tmpPos;
+      }else{
+        result.push_back(src.substr(sourcePos));
+        sourcePos = std::string::npos;
+      }
+      posIter++;
+    }
+    return result.size() == positions.size();
+  }
+}
+