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changes in files.d

This commit is contained in:
gazer 2016-01-26 10:10:27 +03:00
parent 8e31308767
commit ceb7de5b59
1 changed files with 45 additions and 63 deletions
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108
src/dlangui/core/files.d
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@ -26,13 +26,9 @@ private import std.path;
private import std.file;
private import std.utf;
version (Windows) {
/// path delimiter (\ for windows, / for others)
immutable char PATH_DELIMITER = '\\';
} else {
/// path delimiter (\ for windows, / for others)
immutable char PATH_DELIMITER = '/';
}
/// path delimiter (\ for windows, / for others)
enum char PATH_DELIMITER = dirSeparator[0];
/// Filesystem root entry / bookmark types
enum RootEntryType : uint {
@ -99,11 +95,26 @@ struct RootEntry {
}
}
/// Returns
/// Returns user's home directory entry
@property RootEntry homeEntry() {
return RootEntry(RootEntryType.HOME, homePath);
}
/// Returns user's home directory
@property string homePath() {
string path;
version (Windows) {
path = environment.get("USERPROFILE");
if (path is null)
path = environment.get("HOME");
} else {
path = environment.get("HOME");
}
if (path is null)
path = "."; // fallback to current directory
return path;
}
/// returns array of system root entries
@property RootEntry[] getRootPaths() {
RootEntry[] res;
@ -145,7 +156,7 @@ struct RootEntry {
}
/// returns true if directory is root directory (e.g. / or C:\)
bool isRoot(string path) {
bool isRoot(in string path) pure nothrow {
string root = rootName(path);
if (path.equal(root))
return true;
@ -153,24 +164,16 @@ bool isRoot(string path) {
}
/// returns parent directory for specified path
string parentDir(string path) {
string parentDir(in string path) pure nothrow {
return buildNormalizedPath(path, "..");
}
/// check filename with pattern (currently only *.ext, *.* and filename.ext patterns are supported)
bool filterFilename(string filename, string pattern) {
if (pattern.equal("*.*"))
return true; // matches any
if (pattern.length < 3)
return false;
if (pattern[0] != '*' || pattern[1] != '.') {
return filename.baseName.equal(pattern);
}
return filename.endsWith(pattern[1..$]);
/// check filename with pattern
bool filterFilename(in string filename, in string pattern) pure nothrow {
return globMatch(filename.baseName, pattern);
}
/// Filters file name by pattern list
bool filterFilename(string filename, string[] filters) {
bool filterFilename(in string filename, in string[] filters) pure nothrow {
if (filters.length == 0)
return true; // no filters - show all
foreach(pattern; filters) {
@ -188,7 +191,7 @@ bool filterFilename(string filename, string[] filters) {
Returns true if directory exists and listed successfully, false otherwise.
*/
bool listDirectory(string dir, bool includeDirs, bool includeFiles, bool showHiddenFiles, string[] filters, ref DirEntry[] entries, bool showExecutables = false) {
bool listDirectory(in string dir, in bool includeDirs, in bool includeFiles, in bool showHiddenFiles, in string[] filters, ref DirEntry[] entries, in bool showExecutables = false) {
entries.length = 0;
@ -220,7 +223,7 @@ bool listDirectory(string dir, bool includeDirs, bool includeFiles, bool showHid
foreach(DirEntry e; files) {
bool passed = false;
if (showExecutables) {
uint attr_mask = (1 << 0) || (1 << 3) || (1 << 6);
uint attr_mask = (1 << 0) | (1 << 3) | (1 << 6);
version(Windows) {
passed = e.name.endsWith(".exe") || e.name.endsWith(".EXE")
|| e.name.endsWith(".cmd") || e.name.endsWith(".CMD")
@ -244,50 +247,33 @@ bool listDirectory(string dir, bool includeDirs, bool includeFiles, bool showHid
}
/** Returns true if char ch is / or \ slash */
bool isPathDelimiter(char ch) {
/// Returns true if char ch is / or \ slash
bool isPathDelimiter(in char ch) pure nothrow {
return ch == '/' || ch == '\\';
}
/// Returns current directory
@property string currentDir() {
return getcwd();
}
alias currentDir = std.file.getcwd;
/** Returns current executable path only, including last path delimiter - removes executable name from result of std.file.thisExePath() */
/// Returns current executable path only, including last path delimiter - removes executable name from result of std.file.thisExePath()
@property string exePath() {
string path = thisExePath();
int lastSlash = 0;
for (int i = 0; i < path.length; i++)
if (path[i] == PATH_DELIMITER)
for (int i = cast(int)path.length - 1; i >= 0; i--)
if (path[i] == PATH_DELIMITER) {
lastSlash = i;
break;
}
return path[0 .. lastSlash + 1];
}
/// Returns user's home directory
@property string homePath() {
string path;
version (Windows) {
path = environment.get("USERPROFILE");
if (path is null)
path = environment.get("HOME");
} else {
path = environment.get("HOME");
}
if (path is null)
path = "."; // fallback to current directory
return path;
}
/**
Returns application data directory
On unix, it will return path to subdirectory in home directory - e.g. /home/user/.subdir if ".subdir" is passed as a paramter.
On windows, it will return path to subdir in APPDATA directory - e.g. C:\Users\User\AppData\Roaming\.subdir.
*/
*/
string appDataPath(string subdir = null) {
string path;
version (Windows) {
@ -316,13 +302,13 @@ char[] convertPathDelimiters(char[] buf) {
return buf;
}
/** Converts path delimiters to standard for platform (e.g. / to \ on windows, \ to / on posix) */
string convertPathDelimiters(string src) {
/// Converts path delimiters to standard for platform (e.g. / to \ on windows, \ to / on posix)
string convertPathDelimiters(in string src) {
char[] buf = src.dup;
return cast(string)convertPathDelimiters(buf);
}
/** Appends file path parts with proper delimiters e.g. appendPath("/home/user", ".myapp", "config") => "/home/user/.myapp/config" */
/// Appends file path parts with proper delimiters e.g. appendPath("/home/user", ".myapp", "config") => "/home/user/.myapp/config"
string appendPath(string[] pathItems ...) {
char[] buf;
foreach (s; pathItems) {
@ -333,7 +319,7 @@ string appendPath(string[] pathItems ...) {
return convertPathDelimiters(buf).dup;
}
/** Appends file path parts with proper delimiters (as well converts delimiters inside path to system) to buffer e.g. appendPath("/home/user", ".myapp", "config") => "/home/user/.myapp/config" */
/// Appends file path parts with proper delimiters (as well converts delimiters inside path to system) to buffer e.g. appendPath("/home/user", ".myapp", "config") => "/home/user/.myapp/config"
char[] appendPath(char[] buf, string[] pathItems ...) {
foreach (s; pathItems) {
if (buf.length && !isPathDelimiter(buf[$-1]))
@ -343,8 +329,10 @@ char[] appendPath(char[] buf, string[] pathItems ...) {
return convertPathDelimiters(buf);
}
/** Split path into elements, e.g. /home/user/dir1 -> ["home", "user", "dir1"], "c:\dir1\dir2" -> ["c:", "dir1", "dir2"] */
string[] splitPath(string path) {
/** Deprecated: use std.path.pathSplitter instead.
Splits path into elements, e.g. /home/user/dir1 -> ["home", "user", "dir1"], "c:\dir1\dir2" -> ["c:", "dir1", "dir2"]
*/
deprecated string[] splitPath(string path) {
string[] res;
int start = 0;
for (int i = 0; i <= path.length; i++) {
@ -372,12 +360,7 @@ string findExecutablePath(string executableName) {
string pathVariable = environment.get("PATH");
if (!pathVariable)
return null;
string[] paths;
version(Windows) {
paths = pathVariable.split(";");
} else {
paths = pathVariable.split(":");
}
string[] paths = pathVariable.split(pathSeparator);
foreach(path; paths) {
string pathname = absolutePath(buildNormalizedPath(path, executableName));
if (exists(pathname) && isFile(pathname))
@ -385,4 +368,3 @@ string findExecutablePath(string executableName) {
}
return null;
}