-/////////////////////////////////////////////////////////////////////////////
-// License (GPLv2+):
-// This program is free software; you can redistribute it and/or modify
-// it under the terms of the GNU General Public License as published by
-// the Free Software Foundation; either version 2 of the License, or (at
-// your option) any later version.
-//
-// This program is distributed in the hope that it will be useful, but
-// WITHOUT ANY WARRANTY; without even the implied warranty of
-// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
-// GNU General Public License for more details.
-//
-// You should have received a copy of the GNU General Public License
-// along with this program; if not, write to the Free Software
-// Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
-/////////////////////////////////////////////////////////////////////////////
+// SPDX-License-Identifier: GPL-2.0-or-later
/**
* @file ProjectFile.cpp
*
* @brief Implementation file for ProjectFile class.
*/
-// ID line follows -- this is updated by CVS
-// $Id: ProjectFile.cpp 7081 2010-01-01 20:33:30Z kimmov $
+#include "pch.h"
#include "ProjectFile.h"
-
-#include <Poco/SAX/InputSource.h>
+#include <stack>
+#include <string>
+#include <Poco/FileStream.h>
#include <Poco/XML/XMLWriter.h>
-#include <Poco/DOM/AutoPtr.h>
-#include <Poco/DOM/Document.h>
-#include <Poco/DOM/DOMParser.h>
-#include <Poco/DOM/DOMWriter.h>
-#include <Poco/DOM/NodeIterator.h>
-#include <Poco/DOM/NodeFilter.h>
-#include <Poco/DOM/Text.h>
+#include <Poco/SAX/SAXParser.h>
+#include <Poco/SAX/ContentHandler.h>
#include <Poco/Exception.h>
#include "UnicodeString.h"
#include "unicoder.h"
-using Poco::AutoPtr;
-using Poco::XML::InputSource;
-using Poco::XML::DOMParser;
-using Poco::XML::DOMWriter;
-using Poco::XML::Document;
-using Poco::XML::Element;
-using Poco::XML::NodeFilter;
-using Poco::XML::NodeIterator;
-using Poco::XML::Node;
-using Poco::XML::Text;
+using Poco::FileStream;
+using Poco::XML::SAXParser;
+using Poco::XML::ContentHandler;
+using Poco::XML::Locator;
using Poco::XML::XMLWriter;
-using ucr::UTF82T;
-using ucr::T2UTF8;
+using Poco::XML::XMLChar;
+using Poco::XML::XMLString;
+using Poco::XML::Attributes;
+using Poco::Exception;
+using ucr::toTString;
+using ucr::toUTF8;
// Constants for xml element names
const char Root_element_name[] = "project";
const char Middle_ro_element_name[] = "middle-readonly";
const char Right_ro_element_name[] = "right-readonly";
+namespace
+{
-/** @brief File extension for path files */
-const String ProjectFile::PROJECTFILE_EXT = UTF82T("WinMerge");
-
-/**
- * @brief Standard constructor.
- */
- ProjectFile::ProjectFile()
-: m_bHasLeft(false)
-, m_bHasMiddle(false)
-, m_bHasRight(false)
-, m_bHasFilter(false)
-, m_bHasSubfolders(false)
-, m_subfolders(-1)
-, m_bLeftReadOnly(false)
-, m_bMiddleReadOnly(false)
-, m_bRightReadOnly(false)
+String xmlch2tstr(const XMLChar *ch, int length)
{
+ return toTString(std::string(ch, length));
}
-/**
- * @brief Open given path-file and read data from it to member variables.
- * @param [in] path Path to project file.
- * @param [out] sError Error string if error happened.
- * @return true if reading succeeded, false if error happened.
- */
-bool ProjectFile::Read(const String& path)
+void writeElement(XMLWriter& writer, const std::string& tagname, const std::string& characters)
{
- DOMParser parser;
- parser.setFeature(DOMParser::FEATURE_FILTER_WHITESPACE, true);
- AutoPtr<Document> tree = parser.parse(T2UTF8(path));
- if (!tree)
- return false;
- Element* root = GetRootElement(tree.get());
- if (!root)
- return false;
- // Currently our content is paths, so expect
- // having paths in valid project file!
- if (!GetPathsData(root))
- return false;
-
- return true;
+ writer.startElement("", "", tagname);
+ writer.characters(characters);
+ writer.endElement("", "", tagname);
}
-/**
- * @brief Return project file XML's root element.
- * @param [in] tree XML tree we got from the parser.
- * @return Root element pointer.
- */
-Element* ProjectFile::GetRootElement(const Document * tree)
-{
- if (!tree)
- return NULL;
- // Make sure we have correct root element
- Element *root = dynamic_cast<Element *>(tree->firstChild());
- if (root->nodeName() != Root_element_name)
- return NULL;
- return root;
}
-/**
- * @brief Reads the paths data from the XML data.
- * This function reads the paths data inside given element in XML data.
- * @param [in] parent Parent element for the paths data.
- * @return true if pathdata was found from the file.
- */
-bool ProjectFile::GetPathsData(const Element * parent)
+class ProjectFileHandler: public ContentHandler
{
- if (!parent)
- return false;
-
- Node* paths = parent->firstChild();
- if (!paths || paths->nodeName() != Paths_element_name)
- return false;
+public:
+ explicit ProjectFileHandler(std::list<ProjectFileItem> *pProject) : m_pProject(pProject) {}
- NodeIterator it(paths, NodeFilter::SHOW_ELEMENT);
- Node* pNode = it.nextNode();
- while (pNode)
+ void setDocumentLocator(const Locator* loc) {}
+ void startDocument() {}
+ void endDocument() {}
+ void startElement(const XMLString& uri, const XMLString& localName, const XMLString& qname, const Attributes& attributes)
{
- std::string nodename = pNode->nodeName();
+ if (localName == Paths_element_name)
+ m_pProject->push_back(ProjectFileItem{});
+ m_stack.push(localName);
+ }
+ void endElement(const XMLString& uri, const XMLString& localName, const XMLString& qname)
+ {
+ m_stack.pop();
+ }
+ void characters(const XMLChar ch[], int start, int length)
+ {
+ if (m_stack.size() != 3 && m_pProject->size() == 0)
+ return;
+
+ ProjectFileItem& currentItem = m_pProject->back();
+
+ const std::string& nodename = m_stack.top();
if (nodename == Left_element_name)
{
- m_paths.SetLeft(UTF82T(pNode->innerText()).c_str());
- m_bHasLeft = true;
+ currentItem.m_paths.SetLeft(currentItem.m_paths.GetLeft() + xmlch2tstr(ch + start, length), false);
+ currentItem.m_bHasLeft = true;
}
else if (nodename == Middle_element_name)
{
- m_paths.SetMiddle(UTF82T(pNode->innerText()).c_str());
- m_bHasMiddle = true;
+ currentItem.m_paths.SetMiddle(currentItem.m_paths.GetMiddle() + xmlch2tstr(ch + start, length), false);
+ currentItem.m_bHasMiddle = true;
}
else if (nodename == Right_element_name)
{
- m_paths.SetRight(UTF82T(pNode->innerText()).c_str());
- m_bHasRight = true;
+ currentItem.m_paths.SetRight(currentItem.m_paths.GetRight() + xmlch2tstr(ch + start, length), false);
+ currentItem.m_bHasRight = true;
}
else if (nodename == Filter_element_name)
{
- m_filter = UTF82T(pNode->innerText());
- m_bHasFilter = true;
+ currentItem.m_filter += xmlch2tstr(ch + start, length);
+ currentItem.m_bHasFilter = true;
}
else if (nodename == Subfolders_element_name)
{
- m_subfolders = atoi(pNode->innerText().c_str());
- m_bHasSubfolders = true;
+ currentItem.m_subfolders = atoi(std::string(ch + start, length).c_str());
+ currentItem.m_bHasSubfolders = true;
}
else if (nodename == Left_ro_element_name)
{
- m_bLeftReadOnly = atoi(pNode->innerText().c_str()) != 0;
+ currentItem.m_bLeftReadOnly = atoi(std::string(ch + start, length).c_str()) != 0;
}
else if (nodename == Middle_ro_element_name)
{
- m_bMiddleReadOnly = atoi(pNode->innerText().c_str()) != 0;
+ currentItem.m_bMiddleReadOnly = atoi(std::string(ch + start, length).c_str()) != 0;
}
else if (nodename == Right_ro_element_name)
{
- m_bRightReadOnly = atoi(pNode->innerText().c_str()) != 0;
+ currentItem.m_bRightReadOnly = atoi(std::string(ch + start, length).c_str()) != 0;
}
- pNode = it.nextNode();
- }
- return true;
-}
-
-/**
- * @brief Save data from member variables to path-file.
- * @param [in] path Path to project file.
- * @param [out] sError Error string if error happened.
- * @return true if saving succeeded, false if error happened.
- */
-bool ProjectFile::Save(const String& path) const
-{
- AutoPtr<Document> doc = new Document();
- AutoPtr<Element> root = doc->createElement(Root_element_name);
- if (!root)
- return false;
- doc->appendChild(root);
- AutoPtr<Element> paths = AddPathsElement(root);
- if (!paths)
- return false;
- AddPathsContent(paths);
-
- DOMWriter writer;
- writer.setOptions(XMLWriter::WRITE_XML_DECLARATION | XMLWriter::PRETTY_PRINT);
- writer.writeNode(T2UTF8(path), doc);
-
- return true;
-}
-
-/**
- * @brief Add paths element into XML tree.
- * @param [in] parent Parent element for the paths element.
- * @return pointer to added paths element.
- */
-Element* ProjectFile::AddPathsElement(Element * parent) const
-{
- Element *element = parent->ownerDocument()->createElement(Paths_element_name);
- parent->appendChild(element);
- return element;
-}
-
-static Element *createElement(const Document *doc, const std::string& tagname, const std::string& content)
-{
- Element *element = doc->createElement(tagname);
- AutoPtr<Text> text = doc->createTextNode(content);
- element->appendChild(text);
- return element;
-}
-
-/**
- * @brief Add paths data to the XML tree.
- * This function adds our paths data to the XML tree.
- * @param [in] parent Parent element for paths data.
- * @return true if we succeeded, false otherwise.
- */
-bool ProjectFile::AddPathsContent(Element * parent) const
-{
- Document *doc = parent->ownerDocument();
- AutoPtr<Element> element;
-
- if (!m_paths.GetLeft().empty())
- {
- element = createElement(doc, Left_element_name, T2UTF8(m_paths.GetLeft()));
- parent->appendChild(element);
}
+ void ignorableWhitespace(const XMLChar ch[], int start, int length) {}
+ void processingInstruction(const XMLString& target, const XMLString& data) {}
+ void startPrefixMapping(const XMLString& prefix, const XMLString& uri) {}
+ void endPrefixMapping(const XMLString& prefix) {}
+ void skippedEntity(const XMLString& name) {}
- if (!m_paths.GetMiddle().empty())
- {
- element = createElement(doc, Middle_element_name, T2UTF8(m_paths.GetMiddle()));
- parent->appendChild(element);
- }
-
- if (!m_paths.GetRight().empty())
- {
- element = createElement(doc, Right_element_name, T2UTF8(m_paths.GetRight()));
- parent->appendChild(element);
- }
-
- if (!m_filter.empty())
- {
- element = createElement(doc, Filter_element_name, T2UTF8(m_filter));
- parent->appendChild(element);
- }
-
- element = createElement(doc, Subfolders_element_name, m_subfolders != 0 ? "1" : "0");
- parent->appendChild(element);
-
- element = createElement(doc, Left_ro_element_name, m_bLeftReadOnly ? "1" : "0");
- parent->appendChild(element);
-
- if (!m_paths.GetMiddle().empty())
- {
- element = createElement(doc, Middle_ro_element_name, m_bMiddleReadOnly ? "1" : "0");
- parent->appendChild(element);
- }
-
- element = createElement(doc, Right_ro_element_name, m_bRightReadOnly ? "1" : "0");
- parent->appendChild(element);
-
- return true;
-}
-
-/**
- * @brief Returns if left path is defined in project file.
- * @return true if project file has left path.
- */
-bool ProjectFile::HasLeft() const
-{
- return m_bHasLeft;
-}
+private:
+ std::list<ProjectFileItem> *m_pProject = nullptr;
+ std::stack<std::string> m_stack;
+};
-/**
- * @brief Returns if middle path is defined.
- */
-bool ProjectFile::HasMiddle() const
-{
- return m_bHasMiddle;
-}
-
-/**
- * @brief Returns if right path is defined in project file.
- * @return true if project file has right path.
- */
-bool ProjectFile::HasRight() const
-{
- return m_bHasRight;
-}
-
-/**
- * @brief Returns if filter is defined in project file.
- * @return true if project file has filter.
- */
-bool ProjectFile::HasFilter() const
-{
- return m_bHasFilter;
-}
+/** @brief File extension for path files */
+const String ProjectFile::PROJECTFILE_EXT = toTString("WinMerge");
/**
- * @brief Returns if subfolder is defined in projectfile.
- * @return true if project file has subfolder definition.
+ * @brief Standard constructor.
*/
-bool ProjectFile::HasSubfolders() const
+ ProjectFileItem::ProjectFileItem()
+: m_bHasLeft(false)
+, m_bHasMiddle(false)
+, m_bHasRight(false)
+, m_bHasFilter(false)
+, m_bHasSubfolders(false)
+, m_subfolders(-1)
+, m_bLeftReadOnly(false)
+, m_bMiddleReadOnly(false)
+, m_bRightReadOnly(false)
{
- return m_bHasSubfolders;
}
/**
* @param [out] pReadOnly true if readonly was specified for path.
* @return Left path.
*/
-String ProjectFile::GetLeft(bool * pReadOnly /*=NULL*/) const
+String ProjectFileItem::GetLeft(bool * pReadOnly /*= nullptr*/) const
{
- if (pReadOnly)
+ if (pReadOnly != nullptr)
*pReadOnly = m_bLeftReadOnly;
return m_paths.GetLeft();
}
/**
- * @brief Returns if left path is specified read-only.
- * @return true if left path is read-only, false otherwise.
- */
-bool ProjectFile::GetLeftReadOnly() const
-{
- return m_bLeftReadOnly;
-}
-
-/**
* @brief Set left path, returns old left path.
* @param [in] sLeft Left path.
* @param [in] bReadOnly Will path be recorded read-only?
*/
-void ProjectFile::SetLeft(const String& sLeft, const bool * pReadOnly /*=NULL*/)
+void ProjectFileItem::SetLeft(const String& sLeft, const bool * pReadOnly /*= nullptr*/)
{
- m_paths.SetLeft(sLeft.c_str(), false);
- if (pReadOnly)
+ m_paths.SetLeft(sLeft, false);
+ if (pReadOnly != nullptr)
m_bLeftReadOnly = *pReadOnly;
}
* @brief Returns middle path.
* @param [out] pReadOnly true if readonly was specified for path.
*/
-String ProjectFile::GetMiddle(bool * pReadOnly /*=NULL*/) const
+String ProjectFileItem::GetMiddle(bool * pReadOnly /*= nullptr*/) const
{
- if (pReadOnly)
+ if (pReadOnly != nullptr)
*pReadOnly = m_bMiddleReadOnly;
return m_paths.GetMiddle();
}
/**
- * @brief Returns if middle path is specified read-only.
- */
-bool ProjectFile::GetMiddleReadOnly() const
-{
- return m_bMiddleReadOnly;
-}
-
-/**
* @brief Set middle path, returns old middle path.
* @param [in] sMiddle Middle path.
* @param [in] bReadOnly Will path be recorded read-only?
*/
-void ProjectFile::SetMiddle(const String& sMiddle, const bool * pReadOnly /*=NULL*/)
+void ProjectFileItem::SetMiddle(const String& sMiddle, const bool * pReadOnly /*= nullptr*/)
{
- m_paths.SetMiddle(sMiddle.c_str(), false);
- if (pReadOnly)
+ m_paths.SetMiddle(sMiddle, false);
+ if (pReadOnly != nullptr)
m_bMiddleReadOnly = *pReadOnly;
return;
* @param [out] pReadOnly true if readonly was specified for path.
* @return Right path.
*/
-String ProjectFile::GetRight(bool * pReadOnly /*=NULL*/) const
+String ProjectFileItem::GetRight(bool * pReadOnly /*= nullptr*/) const
{
- if (pReadOnly)
+ if (pReadOnly != nullptr)
*pReadOnly = m_bRightReadOnly;
return m_paths.GetRight();
}
/**
- * @brief Returns if right path is specified read-only.
- * @return true if right path is read-only, false otherwise.
- */
-bool ProjectFile::GetRightReadOnly() const
-{
- return m_bRightReadOnly;
-}
-
-/**
* @brief Set right path, returns old right path.
* @param [in] sRight Right path.
* @param [in] bReadOnly Will path be recorded read-only?
*/
-void ProjectFile::SetRight(const String& sRight, const bool * pReadOnly /*=NULL*/)
+void ProjectFileItem::SetRight(const String& sRight, const bool * pReadOnly /*= nullptr*/)
{
- m_paths.SetRight(sRight.c_str(), false);
- if (pReadOnly)
+ m_paths.SetRight(sRight, false);
+ if (pReadOnly != nullptr)
m_bRightReadOnly = *pReadOnly;
}
/**
- * @brief Returns filter.
- * @return Filter string.
- */
-String ProjectFile::GetFilter() const
-{
- return m_filter;
-}
-
-/**
- * @brief Set filter.
- * @param [in] sFilter New filter string to set.
- */
-void ProjectFile::SetFilter(const String& sFilter)
-{
- m_filter = sFilter;
-}
-
-/**
- * @brief Returns subfolder included -setting.
- * @return != 0 if subfolders are included.
+ * @brief Returns left and right paths and recursive from project file
+ *
+ * @param [out] files Files in project
+ * @param [out] bSubFolders If true subfolders included (recursive compare)
*/
-int ProjectFile::GetSubfolders() const
+void ProjectFileItem::GetPaths(PathContext& files, bool & bSubfolders) const
{
- return m_subfolders;
+ files = m_paths;
+ if (HasSubfolders())
+ bSubfolders = (GetSubfolders() == 1);
}
/**
- * @brief set subfolder.
- * @param [in] iSubfolder New value for subfolder inclusion.
+ * @brief Open given path-file and read data from it to member variables.
+ * @param [in] path Path to project file.
+ * @param [out] sError Error string if error happened.
+ * @return true if reading succeeded, false if error happened.
*/
-void ProjectFile::SetSubfolders(int iSubfolder)
+bool ProjectFile::Read(const String& path)
{
- m_subfolders = iSubfolder ? 1 : 0;
+ ProjectFileHandler handler(&m_items);
+ SAXParser parser;
+ parser.setContentHandler(&handler);
+ parser.parse(toUTF8(path));
+ return true;
}
/**
- * @brief
- *
- * @param [in] files Files in project
- * @param [in] bSubFolders If true subfolders included (recursive compare)
+ * @brief Save data from member variables to path-file.
+ * @param [in] path Path to project file.
+ * @param [out] sError Error string if error happened.
+ * @return true if saving succeeded, false if error happened.
*/
-void ProjectFile::SetPaths(const PathContext& files, bool bSubfolders)
+bool ProjectFile::Save(const String& path) const
{
- m_paths = files;
- m_subfolders = bSubfolders;
+ FileStream out(toUTF8(path), FileStream::trunc);
+ XMLWriter writer(out, XMLWriter::WRITE_XML_DECLARATION | XMLWriter::PRETTY_PRINT);
+ writer.startDocument();
+ writer.startElement("", "", Root_element_name);
+ {
+ for (auto& item : m_items)
+ {
+ writer.startElement("", "", Paths_element_name);
+ {
+ if (!item.m_paths.GetLeft().empty())
+ writeElement(writer, Left_element_name, toUTF8(item.m_paths.GetLeft()));
+ if (!item.m_paths.GetMiddle().empty())
+ writeElement(writer, Middle_element_name, toUTF8(item.m_paths.GetMiddle()));
+ if (!item.m_paths.GetRight().empty())
+ writeElement(writer, Right_element_name, toUTF8(item.m_paths.GetRight()));
+ if (!item.m_filter.empty())
+ writeElement(writer, Filter_element_name, toUTF8(item.m_filter));
+ writeElement(writer, Subfolders_element_name, item.m_subfolders != 0 ? "1" : "0");
+ writeElement(writer, Left_ro_element_name, item.m_bLeftReadOnly ? "1" : "0");
+ if (!item.m_paths.GetMiddle().empty())
+ writeElement(writer, Middle_ro_element_name, item.m_bMiddleReadOnly ? "1" : "0");
+ writeElement(writer, Right_ro_element_name, item.m_bRightReadOnly ? "1" : "0");
+ }
+ writer.endElement("", "", Paths_element_name);
+ }
+ }
+ writer.endElement("", "", Root_element_name);
+ writer.endDocument();
+ return true;
}
-/**
- * @brief Returns left and right paths and recursive from project file
- *
- * @param [out] files Files in project
- * @param [out] bSubFolders If true subfolders included (recursive compare)
- */
-void ProjectFile::GetPaths(PathContext& files, bool & bSubfolders) const
-{
- files = m_paths;
- if (HasSubfolders())
- bSubfolders = (GetSubfolders() == 1);
-}
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