Extracted filesystem path resolution into InputXSLT::FilesystemContext

* this class provides methods for resolving paths relative to the contained base path
* other filesystem interaction methods will also be implemented in this class
** for instance directory traversal

2 files changed, 52 insertions, 0 deletions

diff --git a/src/support/filesystem_context.cc b/src/support/filesystem_context.cc
new file mode 100644
index 0000000..d3f9614
--- /dev/null
+++ b/src/support/filesystem_context.cc
@@ -0,0 +1,24 @@
+#include "filesystem_context.h"
+
+namespace InputXSLT {
+
+FilesystemContext::FilesystemContext(const std::string& path):
+	path_(path) { }
+
+boost::filesystem::path FilesystemContext::resolve(
+	const std::string& path) const {
+	return boost::filesystem::path(this->path_ / path);
+}
+
+boost::filesystem::path FilesystemContext::resolve(
+	const xalan::XalanDOMString& path) const {
+	xalan::CharVectorType castHelper;
+	path.transcode(castHelper);
+
+	return this->resolve(std::string(
+		castHelper.begin(),
+		castHelper.end()
+	));
+}
+
+}
diff --git a/src/support/filesystem_context.h b/src/support/filesystem_context.h
new file mode 100644
index 0000000..d5836f1
--- /dev/null
+++ b/src/support/filesystem_context.h
@@ -0,0 +1,28 @@
+#ifndef INPUTXSLT_SRC_SUPPORT_FILESYSTEM_CONTEXT_H_
+#define INPUTXSLT_SRC_SUPPORT_FILESYSTEM_CONTEXT_H_
+
+#include <xalanc/XalanDOM/XalanDOMString.hpp>
+
+#include "boost/filesystem.hpp"
+
+#include <string>
+
+#include "common.h"
+
+namespace InputXSLT {
+
+class FilesystemContext {
+	public:
+		explicit FilesystemContext(const std::string&);
+
+		boost::filesystem::path resolve(const std::string&) const;
+		boost::filesystem::path resolve(const xalan::XalanDOMString&) const;
+
+	private:
+		const boost::filesystem::path path_;
+
+};
+
+}
+
+#endif  // INPUTXSLT_SRC_SUPPORT_FILESYSTEM_CONTEXT_H_