From d8fc9e8e6fb3063ba394618ecbfe11d6f505e47f Mon Sep 17 00:00:00 2001
From: Dan Goodliffe <dan@randomdan.homeip.net>
Date: Thu, 15 Dec 2016 14:48:50 +0000
Subject: Make EntityWhereFilter a template

---
 .../service/maintenance/ebuildMetaProcessor.cpp    |  2 +-
 .../service/maintenance/ebuildMetaProcessor.h      |  2 +-
 .../service/maintenance/useGroupProcessor.cpp      |  2 +-
 .../service/utils/entityWhereFilter.cpp            | 29 +++++++++++++++++-----
 gentoobrowse-api/service/utils/entityWhereFilter.h |  5 ++--
 5 files changed, 29 insertions(+), 11 deletions(-)

diff --git a/gentoobrowse-api/service/maintenance/ebuildMetaProcessor.cpp b/gentoobrowse-api/service/maintenance/ebuildMetaProcessor.cpp
index c88dc22..c19fda0 100644
--- a/gentoobrowse-api/service/maintenance/ebuildMetaProcessor.cpp
+++ b/gentoobrowse-api/service/maintenance/ebuildMetaProcessor.cpp
@@ -220,7 +220,7 @@ namespace Gentoo {
 			if (newest) {
 				DB::TablePatch t;
 				// HOMEPAGE
-				U::EntityWhereFilter pwf("packageId", packageId);
+				U::EntityWhereFilter<int64_t> pwf("packageId", packageId);
 				U::SplitEbuildProps sep_homepage("packageId", packageId, "url", ecp.get("HOMEPAGE"));
 				t.dest = "gentoobrowse.package_urls";
 				t.srcExpr = &sep_homepage;
diff --git a/gentoobrowse-api/service/maintenance/ebuildMetaProcessor.h b/gentoobrowse-api/service/maintenance/ebuildMetaProcessor.h
index eb41418..93edf72 100644
--- a/gentoobrowse-api/service/maintenance/ebuildMetaProcessor.h
+++ b/gentoobrowse-api/service/maintenance/ebuildMetaProcessor.h
@@ -32,7 +32,7 @@ namespace Gentoo {
 				DB::ModifyCommandPtr depInsert;
 				DB::ModifyCommandPtr useInsert;
 				DB::ModifyCommandPtr archInsert;
-				Utils::EntityWhereFilter ebuildIds;
+				Utils::EntityWhereFilter<int64_t> ebuildIds;
 				std::set<std::string> catsDeleteFrom;
 		};
 	}
diff --git a/gentoobrowse-api/service/maintenance/useGroupProcessor.cpp b/gentoobrowse-api/service/maintenance/useGroupProcessor.cpp
index ab0f87c..9f9705e 100644
--- a/gentoobrowse-api/service/maintenance/useGroupProcessor.cpp
+++ b/gentoobrowse-api/service/maintenance/useGroupProcessor.cpp
@@ -43,7 +43,7 @@ namespace Gentoo {
 		{
 			DB::TablePatch p;
 			p.dest = "gentoobrowse.use_group";
-			U::EntityWhereFilter gwf("useGroupId", useGroupId);
+			U::EntityWhereFilter<int64_t> gwf("useGroupId", useGroupId);
 			p.src = Utils::Database::emptyClone(dbc, "gentoobrowse.use_group");
 			p.pk = { "useGroupId", "use" };
 			p.cols = { "useGroupId", "use", "description" };
diff --git a/gentoobrowse-api/service/utils/entityWhereFilter.cpp b/gentoobrowse-api/service/utils/entityWhereFilter.cpp
index be80971..2588edd 100644
--- a/gentoobrowse-api/service/utils/entityWhereFilter.cpp
+++ b/gentoobrowse-api/service/utils/entityWhereFilter.cpp
@@ -3,28 +3,32 @@
 
 namespace Gentoo {
 	namespace Utils {
-		EntityWhereFilter::EntityWhereFilter(const std::string & en) :
+		template<typename T>
+		EntityWhereFilter<T>::EntityWhereFilter(const std::string & en) :
 			entityColName(en)
 		{
 		}
 
-		EntityWhereFilter::EntityWhereFilter(const std::string & en, int64_t e) :
+		template<typename T>
+		EntityWhereFilter<T>::EntityWhereFilter(const std::string & en, const T & e) :
 			entityColName(en)
 		{
 			entityIds.insert(e);
 		}
 
-		EntityWhereFilter::EntityWhereFilter(const std::string & en, const EntityIds & e) :
+		template<typename T>
+		EntityWhereFilter<T>::EntityWhereFilter(const std::string & en, const EntityIds & e) :
 			entityIds(e),
 			entityColName(en)
 		{
 		}
 
+		template<typename T>
 		void
-		EntityWhereFilter::writeSql(AdHoc::Buffer & sql)
+		EntityWhereFilter<T>::writeSql(AdHoc::Buffer & sql)
 		{
 			sql.appendbf("a.%s IN (", entityColName);
-			for (EntityIds::const_iterator ei = entityIds.begin(); ei != entityIds.end(); ++ei) {
+			for (auto ei = entityIds.begin(); ei != entityIds.end(); ++ei) {
 				if (ei != entityIds.begin()) {
 					sql.append(", ?");
 				}
@@ -35,13 +39,26 @@ namespace Gentoo {
 			sql.append(")");
 		}
 
+		template<>
 		void
-		EntityWhereFilter::bindParams(DB::Command * c, unsigned int & offset)
+		EntityWhereFilter<int64_t>::bindParams(DB::Command * c, unsigned int & offset)
 		{
 			for (const auto & entityId : entityIds) {
 				c->bindParamI(offset++, entityId);
 			}
 		}
+
+		template<>
+		void
+		EntityWhereFilter<std::string>::bindParams(DB::Command * c, unsigned int & offset)
+		{
+			for (const auto & entityId : entityIds) {
+				c->bindParamS(offset++, entityId);
+			}
+		}
+
+		template class EntityWhereFilter<int64_t>;
+		template class EntityWhereFilter<std::string>;
 	}
 }
 
diff --git a/gentoobrowse-api/service/utils/entityWhereFilter.h b/gentoobrowse-api/service/utils/entityWhereFilter.h
index a637288..94e286d 100644
--- a/gentoobrowse-api/service/utils/entityWhereFilter.h
+++ b/gentoobrowse-api/service/utils/entityWhereFilter.h
@@ -6,12 +6,13 @@
 
 namespace Gentoo {
 	namespace Utils {
+		template<typename T>
 		class EntityWhereFilter : public DB::SqlWriter {
 			public:
-				typedef std::set<int64_t> EntityIds;
+				typedef std::set<T> EntityIds;
 
 				EntityWhereFilter(const std::string & en);
-				EntityWhereFilter(const std::string & en, int64_t e);
+				EntityWhereFilter(const std::string & en, const T & e);
 				EntityWhereFilter(const std::string & en, const EntityIds & e);
 
 				void writeSql(AdHoc::Buffer & sql) override;
-- 
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