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38 * Implements classes in filenameoption.h and filenameoptionstorage.h.
40 * \author Teemu Murtola <teemu.murtola@gmail.com>
41 * \ingroup module_options
45 #include "filenameoption.h"
52 #include "gromacs/fileio/filetypes.h"
53 #include "gromacs/options/filenameoptionmanager.h"
54 #include "gromacs/options/optionmanagercontainer.h"
55 #include "gromacs/utility/arrayref.h"
56 #include "gromacs/utility/exceptions.h"
57 #include "gromacs/utility/gmxassert.h"
58 #include "gromacs/utility/stringutil.h"
60 #include "filenameoptionstorage.h"
68 //! \addtogroup module_options
72 * Mapping from OptionFileType to a file type in filetypes.h.
74 struct FileTypeMapping
76 //! OptionFileType value to map.
77 OptionFileType optionType;
78 //! Corresponding file type from filetypes.h.
82 //! Mappings from OptionFileType to file types in filetypes.h.
83 const FileTypeMapping c_fileTypeMapping[] = { { eftTopology, efTPS }, { eftRunInput, efTPR },
84 { eftTrajectory, efTRX }, { eftEnergy, efEDR },
85 { eftPDB, efPDB }, { eftIndex, efNDX },
86 { eftPlot, efXVG }, { eftGenericData, efDAT },
89 /********************************************************************
95 * Handles a single file type known to FileNameOptionStorage.
97 * Methods in this class do not throw, except for a possible std::bad_alloc
98 * when constructing std::string return values.
100 class FileTypeHandler
104 * Returns a handler for a single file type.
106 * \param[in] fileType File type (from filetypes.h) to use.
108 explicit FileTypeHandler(int fileType);
110 //! Returns the number of acceptable extensions for this file type.
111 int extensionCount() const;
112 //! Returns the extension with the given index.
113 const char* extension(int i) const;
115 //! Returns whether \p fileType (from filetypes.h) is accepted for this type.
116 bool isValidType(int fileType) const;
120 * File type (from filetypes.h) represented by this handler.
122 * -1 represents an unknown file type.
125 //! Number of different extensions this type supports.
128 * List of simple file types that are included in this type.
130 * If `fileType_` represents a generic type in filetypes.h, i.e., a type
131 * that accepts multiple different types of files, then this is an
132 * array of `extensionCount_` elements, each element specifying one
133 * non-generic file type that this option accepts.
134 * `NULL` for single-extension types.
136 const int* genericTypes_;
139 FileTypeHandler::FileTypeHandler(int fileType) :
142 genericTypes_(nullptr)
146 const int genericTypeCount = ftp2generic_count(fileType_);
147 if (genericTypeCount > 0)
149 extensionCount_ = genericTypeCount;
150 genericTypes_ = ftp2generic_list(fileType_);
152 else if (ftp2ext_with_dot(fileType_)[0] != '\0')
159 int FileTypeHandler::extensionCount() const
161 return extensionCount_;
164 const char* FileTypeHandler::extension(int i) const
166 GMX_ASSERT(i >= 0 && i < extensionCount_, "Invalid extension index");
167 if (genericTypes_ != nullptr)
169 return ftp2ext_with_dot(genericTypes_[i]);
171 return ftp2ext_with_dot(fileType_);
174 bool FileTypeHandler::isValidType(int fileType) const
176 if (genericTypes_ != nullptr)
178 for (int i = 0; i < extensionCount(); ++i)
180 if (fileType == genericTypes_[i])
189 return fileType == fileType_;
197 /********************************************************************
198 * FileNameOptionStorage
201 FileNameOptionStorage::FileNameOptionStorage(const FileNameOption& settings, FileNameOptionManager* manager) :
206 defaultExtension_(""),
207 bRead_(settings.bRead_),
208 bWrite_(settings.bWrite_),
209 bLibrary_(settings.bLibrary_),
210 bAllowMissing_(settings.bAllowMissing_)
212 GMX_RELEASE_ASSERT(!hasFlag(efOption_MultipleTimes),
213 "allowMultiple() is not supported for file name options");
214 if (settings.optionType_ == eftUnknown && settings.legacyType_ >= 0)
216 fileType_ = settings.legacyType_;
220 ArrayRef<const FileTypeMapping> map(c_fileTypeMapping);
221 ArrayRef<const FileTypeMapping>::const_iterator i;
222 for (i = map.begin(); i != map.end(); ++i)
224 if (i->optionType == settings.optionType_)
226 fileType_ = i->fileType;
231 FileTypeHandler typeHandler(fileType_);
232 if (settings.defaultType_ >= 0 && settings.defaultType_ < efNR)
234 // This also assures that the default type is not a generic type.
235 GMX_RELEASE_ASSERT(typeHandler.isValidType(settings.defaultType_),
236 "Default type for a file option is not an accepted "
237 "type for the option");
238 FileTypeHandler defaultHandler(settings.defaultType_);
239 defaultExtension_ = defaultHandler.extension(0);
241 else if (typeHandler.extensionCount() > 0)
243 defaultExtension_ = typeHandler.extension(0);
245 if (settings.defaultBasename_ != nullptr)
247 std::string defaultValue(settings.defaultBasename_);
248 int type = fn2ftp(settings.defaultBasename_);
249 GMX_RELEASE_ASSERT(type == efNR || type == settings.defaultType_,
250 "Default basename has an extension that does not "
251 "match the default type");
254 defaultValue.append(defaultExtension());
256 setDefaultValueIfSet(defaultValue);
257 if (isRequired() || settings.bLegacyOptionalBehavior_)
259 setDefaultValue(defaultValue);
264 std::string FileNameOptionStorage::typeString() const
266 FileTypeHandler typeHandler(fileType_);
269 for (count = 0; count < 2 && count < typeHandler.extensionCount(); ++count)
275 result.append(typeHandler.extension(count));
277 if (count < typeHandler.extensionCount())
279 result.append("/...");
283 if (isDirectoryOption())
295 std::string FileNameOptionStorage::formatExtraDescription() const
297 FileTypeHandler typeHandler(fileType_);
299 if (typeHandler.extensionCount() > 2)
302 for (int i = 0; i < typeHandler.extensionCount(); ++i)
304 result.append(" [REF]");
306 result.append(typeHandler.extension(i) + 1);
307 result.append("[ref]");
313 std::string FileNameOptionStorage::formatSingleValue(const std::string& value) const
318 void FileNameOptionStorage::initConverter(ConverterType* /*converter*/) {}
320 std::string FileNameOptionStorage::processValue(const std::string& value) const
322 if (manager_ != nullptr)
324 std::string processedValue = manager_->completeFileName(value, info_);
325 if (!processedValue.empty())
327 // If the manager returns a value, use it without further checks,
328 // except for sanity checking.
329 if (!isDirectoryOption())
331 const int fileType = fn2ftp(processedValue.c_str());
332 if (fileType == efNR)
334 // If the manager returned an invalid file name, assume
335 // that it knows what it is doing. But assert that it
336 // only does that for the only case that it is currently
337 // required for: VMD plugins.
338 GMX_ASSERT(isInputFile() && isTrajectoryOption(),
339 "Manager returned an invalid file name");
343 GMX_ASSERT(isValidType(fileType), "Manager returned an invalid file name");
346 return processedValue;
349 // Currently, directory options are simple, and don't need any
350 // special processing.
351 // TODO: Consider splitting them into a separate DirectoryOption.
352 if (isDirectoryOption())
356 const int fileType = fn2ftp(value.c_str());
357 if (fileType == efNR)
359 std::string message = formatString(
360 "File '%s' cannot be used by GROMACS because it "
361 "does not have a recognizable extension.\n"
362 "The following extensions are possible for this option:\n %s",
363 value.c_str(), joinStrings(extensions(), ", ").c_str());
364 GMX_THROW(InvalidInputError(message));
366 else if (!isValidType(fileType))
368 std::string message = formatString(
369 "File name '%s' cannot be used for this option.\n"
370 "Only the following extensions are possible:\n %s",
371 value.c_str(), joinStrings(extensions(), ", ").c_str());
372 GMX_THROW(InvalidInputError(message));
377 void FileNameOptionStorage::processAll()
379 if (manager_ != nullptr && hasFlag(efOption_HasDefaultValue))
381 ArrayRef<std::string> valueList = values();
382 GMX_RELEASE_ASSERT(valueList.size() == 1, "There should be only one default value");
383 if (!valueList[0].empty())
385 const std::string& oldValue = valueList[0];
386 GMX_ASSERT(endsWith(oldValue, defaultExtension()),
387 "Default value does not have the expected extension");
388 const std::string prefix = stripSuffixIfPresent(oldValue, defaultExtension());
389 const std::string newValue = manager_->completeDefaultFileName(prefix, info_);
390 if (!newValue.empty() && newValue != oldValue)
392 GMX_ASSERT(isValidType(fn2ftp(newValue.c_str())),
393 "Manager returned an invalid default value");
394 valueList[0] = newValue;
400 bool FileNameOptionStorage::isDirectoryOption() const
402 return fileType_ == efRND;
405 bool FileNameOptionStorage::isTrajectoryOption() const
407 return fileType_ == efTRX;
410 const char* FileNameOptionStorage::defaultExtension() const
412 return defaultExtension_;
415 std::vector<const char*> FileNameOptionStorage::extensions() const
417 FileTypeHandler typeHandler(fileType_);
418 std::vector<const char*> result;
419 result.reserve(typeHandler.extensionCount());
420 for (int i = 0; i < typeHandler.extensionCount(); ++i)
422 result.push_back(typeHandler.extension(i));
427 bool FileNameOptionStorage::isValidType(int fileType) const
429 FileTypeHandler typeHandler(fileType_);
430 return typeHandler.isValidType(fileType);
433 ArrayRef<const int> FileNameOptionStorage::fileTypes() const
437 return ArrayRef<const int>();
439 const int genericTypeCount = ftp2generic_count(fileType_);
440 if (genericTypeCount > 0)
442 return constArrayRefFromArray<int>(ftp2generic_list(fileType_), genericTypeCount);
444 return constArrayRefFromArray<int>(&fileType_, 1);
447 /********************************************************************
451 FileNameOptionInfo::FileNameOptionInfo(FileNameOptionStorage* option) : OptionInfo(option) {}
453 const FileNameOptionStorage& FileNameOptionInfo::option() const
455 return static_cast<const FileNameOptionStorage&>(OptionInfo::option());
458 bool FileNameOptionInfo::isInputFile() const
460 return option().isInputFile();
463 bool FileNameOptionInfo::isOutputFile() const
465 return option().isOutputFile();
468 bool FileNameOptionInfo::isInputOutputFile() const
470 return option().isInputOutputFile();
473 bool FileNameOptionInfo::isLibraryFile() const
475 return option().isLibraryFile();
478 bool FileNameOptionInfo::allowMissing() const
480 return option().allowMissing();
483 bool FileNameOptionInfo::isDirectoryOption() const
485 return option().isDirectoryOption();
488 bool FileNameOptionInfo::isTrajectoryOption() const
490 return option().isTrajectoryOption();
493 const char* FileNameOptionInfo::defaultExtension() const
495 return option().defaultExtension();
498 FileNameOptionInfo::ExtensionList FileNameOptionInfo::extensions() const
500 return option().extensions();
503 bool FileNameOptionInfo::isValidType(int fileType) const
505 return option().isValidType(fileType);
508 ArrayRef<const int> FileNameOptionInfo::fileTypes() const
510 return option().fileTypes();
513 /********************************************************************
517 AbstractOptionStorage* FileNameOption::createStorage(const OptionManagerContainer& managers) const
519 return new FileNameOptionStorage(*this, managers.get<FileNameOptionManager>());