fixup! Update kiwix::book to use libzim structure

src/tools/archiveTools.cpp

@@ -26,44 +26,6 @@
 #include <zim/error.h>
 #include <zim/item.h>
 
-inline char hi(char v)
-{
-  char hex[] = "0123456789abcdef";
-  return hex[(v >> 4) & 0xf];
-}
-
-inline char lo(char v)
-{
-  char hex[] = "0123456789abcdef";
-  return hex[v & 0xf];
-}
-
-std::string hexUUID(std::string in)
-{
-  std::ostringstream out;
-  for (unsigned n = 0; n < 4; ++n) {
-    out << hi(in[n]) << lo(in[n]);
-  }
-  out << '-';
-  for (unsigned n = 4; n < 6; ++n) {
-    out << hi(in[n]) << lo(in[n]);
-  }
-  out << '-';
-  for (unsigned n = 6; n < 8; ++n) {
-    out << hi(in[n]) << lo(in[n]);
-  }
-  out << '-';
-  for (unsigned n = 8; n < 10; ++n) {
-    out << hi(in[n]) << lo(in[n]);
-  }
-  out << '-';
-  for (unsigned n = 10; n < 16; ++n) {
-    out << hi(in[n]) << lo(in[n]);
-  }
-  std::string op = out.str();
-  return op;
-}
-
 namespace kiwix
 {
 std::string getMetadata(const zim::Archive& archive, const std::string& name) {
@@ -155,7 +117,7 @@ std::string getArchiveOrigId(const zim::Archive& archive) {
       temp += id[i];
     }
   }
-  origID = hexUUID(tempArray);
+  origID = (std::string) zim::Uuid::generate(tempArray);
   return origID;
 }