From f51b3c95b717093961bcd1e19643a26682163aae Mon Sep 17 00:00:00 2001
From: Klaus Kaempf <kkaempf@suse.de>
Date: Thu, 23 Feb 2006 13:18:52 +0000
Subject: [PATCH] handle locale provides (still disabled)

---
 zypp/detail/ResolvableImpl.cc | 59 +++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 59 insertions(+)

diff --git a/zypp/detail/ResolvableImpl.cc b/zypp/detail/ResolvableImpl.cc
index 092efea..3681239 100644
--- a/zypp/detail/ResolvableImpl.cc
+++ b/zypp/detail/ResolvableImpl.cc
@@ -12,6 +12,7 @@
 #include <iostream>
 
 #include "zypp/base/Algorithm.h"
+#include "zypp/base/Logger.h"
 #include "zypp/detail/ResolvableImpl.h"
 
 using namespace std;
@@ -39,6 +40,59 @@ namespace zypp
     }
   }
 
+  namespace
+  {
+    struct FilterLocaleProvides
+    {
+      Dependencies & deps;
+
+      FilterLocaleProvides( Dependencies & d )
+	: deps( d )
+      { }
+
+      bool operator()( const Capability & cap_r ) const
+      {
+	if (cap_r.index().substr( 0, 7 ) != "locale(")
+	    return false;
+
+	CapFactory f;
+
+	string provides( cap_r.index(), 7 );			// strip "locale("
+	string::size_type pos = provides.find( ":" );		// colon given ?
+	if (pos != string::npos) {
+	    deps[Dep::SUPPLEMENTS].insert( f.parse( ResTraits<Package>::kind, string( provides, 0, pos ) ) );
+	    provides.erase( 0, pos+1 );
+	}
+	pos = 0;
+	string::size_type next = pos;
+	while (pos < provides.size()) {
+	    next = provides.find( ",", pos );			// look for , separator
+	    if (next == string::npos)
+		next = provides.size();				// none left, set next to end (will strip trailing ')' )
+
+	    deps[Dep::FRESHENS].insert( f.parse( ResTraits<Language>::kind, string( provides, pos, next-pos+1 ) ) );
+	    pos = next + 1;
+	}
+	return true;
+      }
+    };
+
+    void filterLocaleProvides( const Dependencies & from, Dependencies & to )
+    {
+
+      MIL << "filterLocaleProvides(" << from << ")" << endl;
+      CapSet provides;
+      FilterLocaleProvides flp( to );
+
+      std::remove_copy_if( from[Dep::PROVIDES].begin(), from[Dep::PROVIDES].end(),
+                           std::inserter( provides, provides.end() ),
+                           flp );
+      to[Dep::PROVIDES] = provides;
+
+      MIL << "=> (" << to << ")" << endl;
+    }
+  }
+
   Resolvable::Impl::Impl( const Kind & kind_r,
                           const NVRAD & nvrad_r )
   : _kind( kind_r )
@@ -47,6 +101,11 @@ namespace zypp
   , _arch( nvrad_r.arch )
   , _deps( nvrad_r )
   {
+    // check if we provide any 'locale(...)' tags and split them
+    //  up to freshens/supplements
+
+//    filterLocaleProvides( nvrad_r, _deps );
+
     // assert self provides
     _deps[Dep::PROVIDES].insert( CapFactory()
                                  .parse( _kind, _name, Rel::EQ, _edition ) );
-- 
2.7.4