initial import of sqlitex

dlls/sqlite/sqlitepp/SqliteQuery.cpp

@@ -0,0 +1,93 @@
+#include <stdio.h>
+#include <string.h>
+#include "SqliteQuery.h"
+#include "SqliteDatabase.h"
+#include "SqliteResultSet.h"
+
+#if defined WIN32
+#define snprintf _snprintf
+#endif
+
+using namespace SourceMod;
+
+SqliteQuery::SqliteQuery(SqliteDatabase *db, const char *query) : 
+	m_pDatabase(db), m_LastRes(NULL)
+{
+	m_QueryString = new char[strlen(query)+1];
+	strcpy(m_QueryString, query);
+}
+
+SqliteQuery::~SqliteQuery()
+{
+	if (m_LastRes)
+	{
+		m_LastRes->FreeHandle();
+		m_LastRes = NULL;
+	}
+
+	delete [] m_QueryString;
+}
+
+void SqliteQuery::FreeHandle()
+{
+	delete this;
+}
+
+bool SqliteQuery::Execute(QueryInfo *info, char *error, size_t maxlength)
+{
+	bool res = ExecuteR(info, error, maxlength);
+	
+	if (m_LastRes)
+	{
+		m_LastRes->FreeHandle();
+	}
+
+	m_LastRes = (SqliteResultSet *)info->rs;
+
+	return res;
+}
+
+bool SqliteQuery::ExecuteR(QueryInfo *info, char *error, size_t maxlength)
+{
+	int err;
+	char *errmsg;
+	char **results;
+	int rows, cols;
+
+	err = sqlite3_get_table(m_pDatabase->m_pSql, m_QueryString, &results, &rows, &cols, &errmsg);
+
+	if (err != SQLITE_OK)
+	{
+		if (error && maxlength && errmsg)
+		{
+			snprintf(error, maxlength, "%s", errmsg);
+		}
+		info->affected_rows = 0;
+		info->errorcode = err;
+		info->rs = NULL;
+		info->success = false;
+	} else {
+		info->affected_rows = sqlite3_changes(m_pDatabase->m_pSql);
+		info->errorcode = 0;
+		info->success = true;
+		if (cols)
+		{
+			SqliteResults data;
+			data.cols = cols;
+			data.rows = rows;
+			data.results = results;
+
+			SqliteResultSet *pRes = new SqliteResultSet(data);
+			m_LastRes = pRes;
+			info->rs = static_cast<IResultSet *>(pRes);
+		} else {
+			info->rs = NULL;
+			if (results)
+			{
+				sqlite3_free_table(results);
+			}
+		}
+	}
+
+	return info->success;
+}