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CPackWiX: generate deterministic ids for directories, components and files

This commit is contained in:
Nils Gladitz 2013-10-10 22:49:33 +02:00
parent 7e4910fe47
commit 3a4a74828c
2 changed files with 150 additions and 23 deletions
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153
Source/CPack/WiX/cmCPackWIXGenerator.cxx
View File

@ -1,6 +1,6 @@
/*============================================================================
CMake - Cross Platform Makefile Generator
Copyright 2000-2012 Kitware, Inc., Insight Software Consortium
Copyright 2000-2013 Kitware, Inc., Insight Software Consortium
Distributed under the OSI-approved BSD License (the "License");
see accompanying file Copyright.txt for details.
@ -14,6 +14,7 @@
#include <cmSystemTools.h>
#include <cmGeneratedFileStream.h>
#include <cmCryptoHash.h>
#include <CPack/cmCPackLog.h>
#include <CPack/cmCPackComponentGroup.h>
@ -319,9 +320,6 @@ bool cmCPackWIXGenerator::CreateWiXSourceFiles()
directoryDefinitions.AddAttribute("Name", install_root[i]);
}
size_t directoryCounter = 0;
size_t fileCounter = 0;
std::string fileDefinitionsFilename =
cpackTopLevel + "/files.wxs";
@ -367,7 +365,8 @@ bool cmCPackWIXGenerator::CreateWiXSourceFiles()
if (!cpackVendor || !cpackPkgName)
{
cmCPackLogger(cmCPackLog::LOG_WARNING, "CPACK_PACKAGE_VENDOR and "
"CPACK_PACKAGE_NAME must be defined for shortcut creation" << std::endl);
"CPACK_PACKAGE_NAME must be defined for shortcut creation"
<< std::endl);
cpackPkgExecutables.clear();
}
else
@ -380,7 +379,7 @@ bool cmCPackWIXGenerator::CreateWiXSourceFiles()
AddDirectoryAndFileDefinitons(
toplevel, "INSTALL_ROOT",
directoryDefinitions, fileDefinitions, featureDefinitions,
directoryCounter, fileCounter, cpackPkgExecutables, dirIdExecutables);
cpackPkgExecutables, dirIdExecutables);
directoryDefinitions.EndElement();
directoryDefinitions.EndElement();
@ -403,7 +402,10 @@ bool cmCPackWIXGenerator::CreateWiXSourceFiles()
std::string directoryId = *it;
fileDefinitions.BeginElement("Shortcut");
std::string shortcutName = fileName; // the iconName is mor likely to contain blanks early on
// the iconName is more likely to contain blanks early on
std::string shortcutName = fileName;
std::string::size_type const dotPos = shortcutName.find('.');
if(std::string::npos == dotPos)
{ shortcutName = shortcutName.substr(0, dotPos); }
@ -531,8 +533,6 @@ void cmCPackWIXGenerator::AddDirectoryAndFileDefinitons(
cmWIXSourceWriter& directoryDefinitions,
cmWIXSourceWriter& fileDefinitions,
cmWIXSourceWriter& featureDefinitions,
size_t& directoryCounter,
size_t& fileCounter,
const std::vector<std::string>& pkgExecutables,
std::vector<std::string>& dirIdExecutables)
{
@ -550,11 +550,14 @@ void cmCPackWIXGenerator::AddDirectoryAndFileDefinitons(
std::string fullPath = topdir + "/" + fileName;
std::string relativePath = cmSystemTools::RelativePath(
toplevel.c_str(), fullPath.c_str());
std::string id = PathToId(relativePath);
if(cmSystemTools::FileIsDirectory(fullPath.c_str()))
{
std::stringstream tmp;
tmp << "DIR_ID_" << ++directoryCounter;
std::string subDirectoryId = tmp.str();
std::string subDirectoryId = std::string("CM_D") + id;
directoryDefinitions.BeginElement("Directory");
directoryDefinitions.AddAttribute("Id", subDirectoryId);
@ -565,20 +568,14 @@ void cmCPackWIXGenerator::AddDirectoryAndFileDefinitons(
directoryDefinitions,
fileDefinitions,
featureDefinitions,
directoryCounter,
fileCounter,
pkgExecutables,
dirIdExecutables);
directoryDefinitions.EndElement();
}
else
{
std::stringstream tmp;
tmp << "_ID_" << ++fileCounter;
std::string idSuffix = tmp.str();
std::string componentId = std::string("CMP") + idSuffix;
std::string fileId = std::string("FILE") + idSuffix;
std::string componentId = std::string("CM_C") + id;
std::string fileId = std::string("CM_F") + id;
fileDefinitions.BeginElement("DirectoryRef");
fileDefinitions.AddAttribute("Id", directoryId);
@ -686,3 +683,119 @@ std::string cmCPackWIXGenerator::GetRightmostExtension(
return cmSystemTools::LowerCase(extension);
}
std::string cmCPackWIXGenerator::PathToId(const std::string& path)
{
id_map_t::const_iterator i = pathToIdMap.find(path);
if(i != pathToIdMap.end()) return i->second;
std::string id = CreateNewIdForPath(path);
return id;
}
std::string cmCPackWIXGenerator::CreateNewIdForPath(const std::string& path)
{
std::vector<std::string> components;
cmSystemTools::SplitPath(path.c_str(), components, false);
size_t replacementCount = 0;
std::string identifier;
std::string currentComponent;
for(size_t i = 1; i < components.size(); ++i)
{
if(i != 1) identifier += '.';
currentComponent = NormalizeComponentForId(
components[i], replacementCount);
identifier += currentComponent;
}
std::string idPrefix = "P";
size_t replacementPercent = replacementCount * 100 / identifier.size();
if(replacementPercent > 33 || identifier.size() > 60)
{
identifier = CreateHashedId(path, currentComponent);
idPrefix = "H";
}
std::stringstream result;
result << idPrefix << "_" << identifier;
size_t ambiguityCount = ++idAmbiguityCounter[identifier];
if(ambiguityCount > 999)
{
cmCPackLogger(cmCPackLog::LOG_ERROR,
"Error while trying to generate a unique Id for '" <<
path << "'" << std::endl);
return std::string();
}
else if(ambiguityCount > 1)
{
result << "_" << ambiguityCount;
}
std::string resultString = result.str();
pathToIdMap[path] = resultString;
return resultString;
}
std::string cmCPackWIXGenerator::CreateHashedId(
const std::string& path, const std::string& normalizedFilename)
{
cmsys::auto_ptr<cmCryptoHash> sha1 = cmCryptoHash::New("SHA1");
std::string hash = sha1->HashString(path.c_str());
std::string identifier;
identifier += hash.substr(0, 7) + "_";
const size_t maxFileNameLength = 52;
if(normalizedFilename.length() > maxFileNameLength)
{
identifier += normalizedFilename.substr(0, maxFileNameLength - 3);
identifier += "...";
}
else
{
identifier += normalizedFilename;
}
return identifier;
}
std::string cmCPackWIXGenerator::NormalizeComponentForId(
const std::string& component, size_t& replacementCount)
{
std::string result;
result.resize(component.size());
for(size_t i = 0; i < component.size(); ++i)
{
char c = component[i];
if(IsLegalIdCharacter(c))
{
result[i] = c;
}
else
{
result[i] = '_';
++ replacementCount;
}
}
return result;
}
bool cmCPackWIXGenerator::IsLegalIdCharacter(char c)
{
return (c >= '0' && c <= '9') ||
(c >= 'a' && c <= 'z') ||
(c >= 'A' && c <= 'Z') ||
c == '_' || c == '.';
}

20
Source/CPack/WiX/cmCPackWIXGenerator.h
View File

@ -54,6 +54,9 @@ protected:
}
private:
typedef std::map<std::string, std::string> id_map_t;
typedef std::map<std::string, size_t> ambiguity_map_t;
bool InitializeWiXConfiguration();
bool PackageFilesImpl();
@ -82,13 +85,10 @@ private:
cmWIXSourceWriter& directoryDefinitions,
cmWIXSourceWriter& fileDefinitions,
cmWIXSourceWriter& featureDefinitions,
size_t& directoryCounter,
size_t& fileCounter,
const std::vector<std::string>& pkgExecutables,
std::vector<std::string>& dirIdExecutables
);
bool RequireOption(const std::string& name, std::string& value) const;
std::string GetArchitecture() const;
@ -99,7 +99,21 @@ private:
static std::string GetRightmostExtension(const std::string& filename);
std::string PathToId(const std::string& path);
std::string CreateNewIdForPath(const std::string& path);
static std::string CreateHashedId(
const std::string& path, const std::string& normalizedFilename);
std::string NormalizeComponentForId(
const std::string& component, size_t& replacementCount);
static bool IsLegalIdCharacter(char c);
std::vector<std::string> wixSources;
id_map_t pathToIdMap;
ambiguity_map_t idAmbiguityCounter;
};
#endif