From cdf4ad3486debe75fe89b2f04bb62541f3ac8405 Mon Sep 17 00:00:00 2001
From: Adrian Kummerländer
Date: Mon, 21 Apr 2014 13:30:23 +0200
Subject: 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

---
 src/function/read_file.cc     | 16 +++++-----------
 src/function/read_file.h      |  7 +++----
 src/function/read_xml_file.cc | 18 ++++++------------
 src/function/read_xml_file.h  |  7 +++----
 4 files changed, 17 insertions(+), 31 deletions(-)

(limited to 'src/function')

diff --git a/src/function/read_file.cc b/src/function/read_file.cc
index 19ecfc8..9e32f04 100644
--- a/src/function/read_file.cc
+++ b/src/function/read_file.cc
@@ -6,8 +6,8 @@
 
 namespace InputXSLT {
 
-FunctionReadFile::FunctionReadFile(const std::string& path):
-	path_(path) { }
+FunctionReadFile::FunctionReadFile(const FilesystemContext& context):
+	fs_context_(context) { }
 
 xalan::XObjectPtr FunctionReadFile::execute(
 	xalan::XPathExecutionContext&                executionContext,
@@ -20,19 +20,13 @@ xalan::XObjectPtr FunctionReadFile::execute(
 			executionContext
 		);
 
-		generalError(executionContext, context, locator);
+		this->generalError(executionContext, context, locator);
 	}
 
-	xalan::CharVectorType castHelper;
-	arguments[0]->str().transcode(castHelper);
-
-	const std::string fileName(
-		castHelper.begin(),
-		castHelper.end()
+	boost::filesystem::ifstream file(
+		this->fs_context_.resolve(arguments[0]->str())
 	);
 
-	boost::filesystem::ifstream file(this->path_ / fileName);
-
 	const std::string fileContent(
 		(std::istreambuf_iterator<char>(file)),
 		(std::istreambuf_iterator<char>())
diff --git a/src/function/read_file.h b/src/function/read_file.h
index f5bdb9d..b88336a 100644
--- a/src/function/read_file.h
+++ b/src/function/read_file.h
@@ -6,17 +6,16 @@
 #include <xalanc/XPath/Function.hpp>
 #include <xalanc/XPath/XObject.hpp>
 
-#include "boost/filesystem.hpp"
-
 #include <string>
 
 #include "common.h"
+#include "support/filesystem_context.h"
 
 namespace InputXSLT {
 
 class FunctionReadFile : public xalan::Function {
 	public:
-		FunctionReadFile(const std::string&);
+		FunctionReadFile(const FilesystemContext&);
 
 		virtual xalan::XObjectPtr execute(
 			xalan::XPathExecutionContext&,
@@ -31,7 +30,7 @@ class FunctionReadFile : public xalan::Function {
 		bool operator==(const FunctionReadFile&) const       = delete;
 
 	private:
-		const boost::filesystem::path path_;
+		const FilesystemContext& fs_context_;
 
 		const xalan::XalanDOMString& getError(xalan::XalanDOMString&) const;
 
diff --git a/src/function/read_xml_file.cc b/src/function/read_xml_file.cc
index 78f81c4..ac42288 100644
--- a/src/function/read_xml_file.cc
+++ b/src/function/read_xml_file.cc
@@ -4,12 +4,12 @@
 
 namespace InputXSLT {
 
-FunctionReadXmlFile::FunctionReadXmlFile(const std::string& path):
-	path_(path),
+FunctionReadXmlFile::FunctionReadXmlFile(const FilesystemContext& context):
+	fs_context_(context),
 	parser_() { }
 
 FunctionReadXmlFile::FunctionReadXmlFile(const FunctionReadXmlFile& src):
-	path_(src.path_),
+	fs_context_(src.fs_context_),
 	parser_() { }
 
 xalan::XObjectPtr FunctionReadXmlFile::execute(
@@ -23,19 +23,13 @@ xalan::XObjectPtr FunctionReadXmlFile::execute(
 			executionContext
 		);
 
-		generalError(executionContext, context, locator);
+		this->generalError(executionContext, context, locator);
 	}
 
-	xalan::CharVectorType castHelper;
-	arguments[0]->str().transcode(castHelper);
-
-	const std::string fileName(
-		castHelper.begin(),
-		castHelper.end()
+	boost::filesystem::ifstream file(
+		this->fs_context_.resolve(arguments[0]->str())
 	);
 
-	boost::filesystem::ifstream file(this->path_ / fileName);
-
 	return executionContext.getXObjectFactory().createNodeSet(
 		this->parser_.parseXMLStream(
 			xalan::XSLTInputSource(file)
diff --git a/src/function/read_xml_file.h b/src/function/read_xml_file.h
index 6877feb..aa8590a 100644
--- a/src/function/read_xml_file.h
+++ b/src/function/read_xml_file.h
@@ -7,17 +7,16 @@
 #include <xalanc/XPath/XObject.hpp>
 #include <xalanc/XercesParserLiaison/XercesParserLiaison.hpp>
 
-#include "boost/filesystem.hpp"
-
 #include <string>
 
 #include "common.h"
+#include "support/filesystem_context.h"
 
 namespace InputXSLT {
 
 class FunctionReadXmlFile : public xalan::Function {
 	public:
-		FunctionReadXmlFile(const std::string&);
+		FunctionReadXmlFile(const FilesystemContext&);
 		FunctionReadXmlFile(const FunctionReadXmlFile&);
 
 		virtual xalan::XObjectPtr execute(
@@ -33,7 +32,7 @@ class FunctionReadXmlFile : public xalan::Function {
 		bool operator==(const FunctionReadXmlFile&) const          = delete;
 
 	private:
-		const boost::filesystem::path path_;
+		const FilesystemContext& fs_context_;
 		mutable xalan::XercesParserLiaison parser_;
 
 		const xalan::XalanDOMString& getError(xalan::XalanDOMString& result) const;
-- 
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