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37 * Implements classes in filenameoption.h and filenameoptionstorage.h.
39 * \author Teemu Murtola <teemu.murtola@gmail.com>
40 * \ingroup module_options
44 #include "filenameoption.h"
45 #include "filenameoptionstorage.h"
52 #include "gromacs/fileio/filenm.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"
66 //! \addtogroup module_options
70 * Mapping from OptionFileType to a file type in filenm.h.
72 struct FileTypeMapping
74 //! OptionFileType value to map.
75 OptionFileType optionType;
76 //! Corresponding file type from filenm.h.
80 //! Mappings from OptionFileType to file types in filenm.h.
81 const FileTypeMapping c_fileTypeMapping[] =
83 { eftTopology, efTPS },
84 { eftTrajectory, efTRX },
88 { eftGenericData, efDAT }
91 /********************************************************************
97 * Handles a single file type known to FileNameOptionStorage.
99 * Methods in this class do not throw, except for a possible std::bad_alloc
100 * when constructing std::string return values.
102 class FileTypeHandler
106 * Returns a handler for a single file type.
108 * \param[in] fileType File type (from filenm.h) to use.
110 explicit FileTypeHandler(int fileType);
112 //! Returns the number of acceptable extensions for this file type.
113 int extensionCount() const;
114 //! Returns the extension with the given index.
115 const char *extension(int i) const;
117 //! Returns whether \p fileType (from filenm.h) is accepted for this type.
118 bool isValidType(int fileType) const;
122 * File type (from filenm.h) represented by this handler.
124 * -1 represents an unknown file type.
127 //! Number of different extensions this type supports.
130 * List of simple file types that are included in this type.
132 * If `fileType_` represents a generic type in filenm.h, i.e., a type
133 * that accepts multiple different types of files, then this is an
134 * array of `extensionCount_` elements, each element specifying one
135 * non-generic file type that this option accepts.
136 * `NULL` for single-extension types.
138 const int *genericTypes_;
141 FileTypeHandler::FileTypeHandler(int fileType)
142 : fileType_(fileType), extensionCount_(0), genericTypes_(NULL)
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_ != NULL)
169 return ftp2ext_with_dot(genericTypes_[i]);
171 return ftp2ext_with_dot(fileType_);
175 FileTypeHandler::isValidType(int fileType) const
177 if (genericTypes_ != NULL)
179 for (int i = 0; i < extensionCount(); ++i)
181 if (fileType == genericTypes_[i])
190 return fileType == fileType_;
198 /********************************************************************
199 * FileNameOptionStorage
202 FileNameOptionStorage::FileNameOptionStorage(const FileNameOption &settings,
203 FileNameOptionManager *manager)
204 : MyBase(settings), info_(this), manager_(manager), fileType_(-1),
205 defaultExtension_(""), bRead_(settings.bRead_), bWrite_(settings.bWrite_),
206 bLibrary_(settings.bLibrary_)
208 GMX_RELEASE_ASSERT(!hasFlag(efOption_MultipleTimes),
209 "allowMultiple() is not supported for file name options");
210 if (settings.optionType_ == eftUnknown && settings.legacyType_ >= 0)
212 fileType_ = settings.legacyType_;
216 ConstArrayRef<FileTypeMapping> map(c_fileTypeMapping);
217 ConstArrayRef<FileTypeMapping>::const_iterator i;
218 for (i = map.begin(); i != map.end(); ++i)
220 if (i->optionType == settings.optionType_)
222 fileType_ = i->fileType;
227 FileTypeHandler typeHandler(fileType_);
228 if (settings.defaultType_ >= 0 && settings.defaultType_ < efNR)
230 // This also assures that the default type is not a generic type.
231 GMX_RELEASE_ASSERT(typeHandler.isValidType(settings.defaultType_),
232 "Default type for a file option is not an accepted "
233 "type for the option");
234 FileTypeHandler defaultHandler(settings.defaultType_);
235 defaultExtension_ = defaultHandler.extension(0);
237 else if (typeHandler.extensionCount() > 0)
239 defaultExtension_ = typeHandler.extension(0);
241 if (settings.defaultBasename_ != NULL)
243 std::string defaultValue(settings.defaultBasename_);
244 int type = fn2ftp(settings.defaultBasename_);
245 GMX_RELEASE_ASSERT(type == efNR || type == settings.defaultType_,
246 "Default basename has an extension that does not "
247 "match the default type");
250 defaultValue.append(defaultExtension());
252 setDefaultValueIfSet(defaultValue);
253 if (isRequired() || settings.bLegacyOptionalBehavior_)
255 setDefaultValue(defaultValue);
260 std::string FileNameOptionStorage::typeString() const
262 FileTypeHandler typeHandler(fileType_);
265 for (count = 0; count < 2 && count < typeHandler.extensionCount(); ++count)
271 result.append(typeHandler.extension(count));
273 if (count < typeHandler.extensionCount())
275 result.append("/...");
279 if (isDirectoryOption())
291 std::string FileNameOptionStorage::formatExtraDescription() const
293 FileTypeHandler typeHandler(fileType_);
295 if (typeHandler.extensionCount() > 2)
298 for (int i = 0; i < typeHandler.extensionCount(); ++i)
302 result.append(typeHandler.extension(i) + 1);
308 std::string FileNameOptionStorage::formatSingleValue(const std::string &value) const
313 void FileNameOptionStorage::convertValue(const std::string &value)
315 if (manager_ != NULL)
317 std::string processedValue = manager_->completeFileName(value, info_);
318 if (!processedValue.empty())
320 // If the manager returns a value, use it without further checks,
321 // except for sanity checking.
322 if (!isDirectoryOption())
324 const int fileType = fn2ftp(processedValue.c_str());
325 if (fileType == efNR)
327 // If the manager returned an invalid file name, assume
328 // that it knows what it is doing. But assert that it
329 // only does that for the only case that it is currently
330 // required for: VMD plugins.
331 GMX_ASSERT(isInputFile() && isTrajectoryOption(),
332 "Manager returned an invalid file name");
336 GMX_ASSERT(isValidType(fileType),
337 "Manager returned an invalid file name");
340 addValue(processedValue);
344 // Currently, directory options are simple, and don't need any
345 // special processing.
346 // TODO: Consider splitting them into a separate DirectoryOption.
347 if (isDirectoryOption())
352 const int fileType = fn2ftp(value.c_str());
353 if (fileType == efNR)
356 = formatString("File '%s' cannot be used by GROMACS because it "
357 "does not have a recognizable extension.\n"
358 "The following extensions are possible for this option:\n %s",
359 value.c_str(), joinStrings(extensions(), ", ").c_str());
360 GMX_THROW(InvalidInputError(message));
362 else if (!isValidType(fileType))
365 = formatString("File name '%s' cannot be used for this option.\n"
366 "Only the following extensions are possible:\n %s",
367 value.c_str(), joinStrings(extensions(), ", ").c_str());
368 GMX_THROW(InvalidInputError(message));
373 void FileNameOptionStorage::processAll()
375 if (manager_ != NULL && hasFlag(efOption_HasDefaultValue))
377 ValueList &valueList = values();
378 GMX_RELEASE_ASSERT(valueList.size() == 1,
379 "There should be only one default value");
380 if (!valueList[0].empty())
382 const std::string &oldValue = valueList[0];
383 GMX_ASSERT(endsWith(oldValue, defaultExtension()),
384 "Default value does not have the expected extension");
385 const std::string prefix
386 = stripSuffixIfPresent(oldValue, defaultExtension());
387 const std::string newValue
388 = manager_->completeDefaultFileName(prefix, info_);
389 if (!newValue.empty() && newValue != oldValue)
391 GMX_ASSERT(isValidType(fn2ftp(newValue.c_str())),
392 "Manager returned an invalid default value");
393 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 ConstArrayRef<int> FileNameOptionStorage::fileTypes() const
437 return ConstArrayRef<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)
456 const FileNameOptionStorage &FileNameOptionInfo::option() const
458 return static_cast<const FileNameOptionStorage &>(OptionInfo::option());
461 bool FileNameOptionInfo::isInputFile() const
463 return option().isInputFile();
466 bool FileNameOptionInfo::isOutputFile() const
468 return option().isOutputFile();
471 bool FileNameOptionInfo::isInputOutputFile() const
473 return option().isInputOutputFile();
476 bool FileNameOptionInfo::isLibraryFile() const
478 return option().isLibraryFile();
481 bool FileNameOptionInfo::isDirectoryOption() const
483 return option().isDirectoryOption();
486 bool FileNameOptionInfo::isTrajectoryOption() const
488 return option().isTrajectoryOption();
491 const char *FileNameOptionInfo::defaultExtension() const
493 return option().defaultExtension();
496 FileNameOptionInfo::ExtensionList FileNameOptionInfo::extensions() const
498 return option().extensions();
501 bool FileNameOptionInfo::isValidType(int fileType) const
503 return option().isValidType(fileType);
506 ConstArrayRef<int> FileNameOptionInfo::fileTypes() const
508 return option().fileTypes();
511 /********************************************************************
515 AbstractOptionStorage *
516 FileNameOption::createStorage(const OptionManagerContainer &managers) const
518 return new FileNameOptionStorage(*this, managers.get<FileNameOptionManager>());