/*
- Copyright (C) 2007 Tim Mayberry
+ Copyright (C) 2007 Tim Mayberry
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
namespace PBD {
/**
- * Get a list of files in a directory.
- * @note You must join path with result to get the absolute path
- * to the file.
+ * Get a list of path entries in a directory or within a directory tree
+ * if recursing.
+ * @note paths in result will be absolute
*
- * @param path An Absolute path to a directory
- * @param result A vector of filenames.
+ * @param result A vector of absolute paths to the directory entries in filename
+ * encoding.
+ * @param paths A Searchpath
+ * @param files_only Only include file entries in result
+ * @param recurse Recurse into child directories
*/
LIBPBD_API void
-get_files_in_directory (const std::string& path,
- std::vector<std::string>& result);
+get_paths (std::vector<std::string>& result,
+ const Searchpath& paths,
+ bool files_only = true,
+ bool recurse = false);
/**
- * Takes a directory path and returns all the files in the directory
- * matching a particular pattern.
+ * Get a list of files in a Searchpath.
+ * @note paths in result will be absolute.
*
- * @param directory A directory path
- * @param pattern A Glib::PatternSpec used to match the files.
- * @param result A vector in which to place the resulting matches.
+ * @param path A Searchpath
+ * @param result A vector of paths to files.
*/
LIBPBD_API void
-find_matching_files_in_directory (const std::string& directory,
- const Glib::PatternSpec& pattern,
- std::vector<std::string>& result);
+get_files (std::vector<std::string>& result,
+ const Searchpath& paths);
/**
- * Takes a number of directory paths and returns all the files matching
- * a particular pattern.
+ * Takes a Searchpath and returns all the files contained in the
+ * directory paths that match a particular pattern.
*
- * @param paths A vector containing the Absolute paths
- * @param pattern A Glib::PatternSpec used to match the files
* @param result A vector in which to place the resulting matches.
+ * @param paths A Searchpath
+ * @param pattern A Glib::PatternSpec used to match the files.
*/
LIBPBD_API void
-find_matching_files_in_directories (const std::vector<std::string>& directory_paths,
- const Glib::PatternSpec& pattern,
- std::vector<std::string>& result);
+find_files_matching_pattern (std::vector<std::string>& result,
+ const Searchpath& paths,
+ const Glib::PatternSpec& pattern);
/**
- * Takes a Searchpath and puts a list of all the files in the search path
- * that match pattern into the result vector.
+ * Takes a Searchpath and returns all the files contained in the
+ * directory paths that match a particular pattern.
+ *
+ * This is a convenience method to avoid explicitly declaring
+ * temporary variables such as:
+ * find_files_matching_pattern (result, paths, string("*.ext"))
*
- * @param search_path A Searchpath
- * @param pattern A Glib::PatternSpec used to match the files
* @param result A vector in which to place the resulting matches.
+ * @param paths A Searchpath
+ * @param pattern A string representing the Glib::PatternSpec used
+ * to match the files.
*/
LIBPBD_API void
-find_matching_files_in_search_path (const Searchpath& search_path,
- const Glib::PatternSpec& pattern,
- std::vector<std::string>& result);
+find_files_matching_pattern (std::vector<std::string>& result,
+ const Searchpath& paths,
+ const std::string& pattern);
/**
- * Takes a search path and a file name and place the full path
+ * Takes a search path and a file name and places the full path
* to that file in result if it is found within the search path.
*
+ * @note the parameter order of this function doesn't match the
+ * others. At the time of writing it is the most widely used file
+ * utility function so I didn't change it but it may be worth
+ * doing at some point if it causes any confusion.
+ *
* @return true If file is found within the search path.
*/
LIBPBD_API bool
-find_file_in_search_path (const Searchpath& search_path,
- const std::string& filename,
- std::string& result);
+find_file (const Searchpath& search_path,
+ const std::string& filename,
+ std::string& result);
+
+
+/**
+ * Find files in paths that match a regular expression
+ * @note This function does not recurse.
+ *
+ * @param result A vector in which to place the resulting matches.
+ * @param paths A Searchpath
+ * @param regexp A regular expression
+ */
+LIBPBD_API void
+find_files_matching_regex (std::vector<std::string>& results,
+ const Searchpath& paths,
+ const std::string& regexp,
+ bool recurse = false);
+
+/**
+ * Find paths in a Searchpath that match a supplied filter(functor)
+ * @note results include files and directories.
+ *
+ * @param result A vector in which to place the resulting matches.
+ * @param paths A Searchpath
+ * @param filter A functor to use to filter paths
+ * @param arg additonal argument to filter if required
+ * @param pass_fullpath pass the full path to the filter or just the basename
+ * @param return_fullpath put the full path in results or just the basename
+ * @param recurse Recurse into child directories to find paths.
+ */
+LIBPBD_API void
+find_paths_matching_filter (std::vector<std::string>& results,
+ const Searchpath& paths,
+ bool (*filter)(const std::string &, void *),
+ void *arg,
+ bool pass_fullpath,
+ bool return_fullpath,
+ bool recurse = false);
+
+/**
+ * Find paths in a Searchpath that match a supplied filter(functor)
+ * @note results include only files.
+ *
+ * @param result A vector in which to place the resulting matches.
+ * @param paths A Searchpath
+ * @param filter A functor to use to filter paths
+ * @param arg additonal argument to filter if required
+ * @param pass_fullpath pass the full path to the filter or just the basename
+ * @param return_fullpath put the full path in results or just the basename
+ * @param recurse Recurse into child directories to find files.
+ */
+LIBPBD_API void
+find_files_matching_filter (std::vector<std::string>& results,
+ const Searchpath& paths,
+ bool (*filter)(const std::string &, void *),
+ void *arg,
+ bool pass_fullpath,
+ bool return_fullpath,
+ bool recurse = false);
/**
* Attempt to copy the contents of the file from_path to a new file
*/
LIBPBD_API void copy_files(const std::string & from_path, const std::string & to_dir);
+/**
+ * Attempt to copy all regular files from from_path to a new directory.
+ */
+LIBPBD_API void copy_recurse(const std::string & from_path, const std::string & to_dir);
+
+/**
+ * Update the access and modification times of file at @path, creating file if it
+ * doesn't already exist.
+ * @path file path to touch
+ * @return true if file exists or was created and access time updated.
+ */
+LIBPBD_API bool touch_file (const std::string& path);
+
/**
* Take a (possibly) relative path and make it absolute
* @return An absolute path
*/
LIBPBD_API std::string get_absolute_path (const std::string &);
+/**
+ * Take a path/filename and return the suffix (characters beyond the last '.'
+ * @return A string containing the suffix, which will be empty
+ * if there are no '.' characters in the path/filename.
+ */
+LIBPBD_API std::string get_suffix (const std::string &);
+
/**
* Find out if `needle' is a file or directory within the
* directory `haystack'.
/// @return true if path at p exists and is writable, false otherwise
LIBPBD_API bool exists_and_writable(const std::string & p);
+/**
+ * Remove all the files in a directory recursively leaving the directory
+ * structure in place.
+ * @note dir will not be removed
+ *
+ * @param dir The directory to clear of files.
+ * @param size of removed files in bytes.
+ * @param list of files that were removed.
+ */
+LIBPBD_API int clear_directory (const std::string& dir, size_t* size = 0,
+ std::vector<std::string>* removed_files = 0);
+
+/**
+ * Remove all the contents of a directory recursively.
+ * including the dir itself (`rm -rf $dir`)
+ *
+ * @param dir The directory to remove recursively
+ */
+LIBPBD_API void remove_directory (const std::string& dir);
+
+/**
+ * Create a temporary writable directory in which to create
+ * temporary files. The directory will be created under the
+ * top level "domain" directory.
+ *
+ * For instance tmp_writable_directory ("pbd", "foo") on POSIX
+ * systems may return a path to a new directory something like
+ * to /tmp/pbd/foo-1423
+ *
+ * @param domain The top level directory
+ * @param prefix A prefix to use when creating subdirectory name
+ *
+ * @return new temporary directory
+ */
+LIBPBD_API std::string tmp_writable_directory (const char* domain, const std::string& prefix);
+
+/** If @param path exists, unlink it. If it doesn't exist, create it.
+ *
+ * @return zero if required action was successful, non-zero otherwise.
+ */
+
+LIBPBD_API int toggle_file_existence (std::string const &);
+
} // namespace PBD
#endif