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author | hut <hut@lavabit.com> | 2010-05-06 00:02:47 +0200 |
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committer | hut <hut@lavabit.com> | 2010-05-06 00:02:47 +0200 |
commit | 2bd40e06fac5f02f27dbe91a4a48805ee10db60e (patch) | |
tree | 95bc4a24e69d947727151632413ea4383776b63e | |
parent | c6953a55e46aee37a854dff3be5d965b19a7341a (diff) | |
download | ranger-2bd40e06fac5f02f27dbe91a4a48805ee10db60e.tar.gz |
fsobject: a couple of optimizations
-rw-r--r-- | ranger/fsobject/directory.py | 70 | ||||
-rw-r--r-- | ranger/fsobject/fsobject.py | 3 |
2 files changed, 44 insertions, 29 deletions
diff --git a/ranger/fsobject/directory.py b/ranger/fsobject/directory.py index ca071510..9d12af28 100644 --- a/ranger/fsobject/directory.py +++ b/ranger/fsobject/directory.py @@ -14,9 +14,13 @@ # along with this program. If not, see <http://www.gnu.org/licenses/>. import os.path +import stat +from stat import S_ISLNK, S_ISDIR +from os.path import join, isdir, basename from collections import deque from time import time +from ranger.ext.mount_path import mount_path from ranger.fsobject import BAD_INFO, File, FileSystemObject from ranger.shared import SettingsAware from ranger.ext.accumulator import Accumulator @@ -34,6 +38,18 @@ def sort_by_directory(path): """returns 0 if path is a directory, otherwise 1 (for sorting)""" return 1 - path.is_directory +def accept_file(fname, hidden_filter, name_filter): + if hidden_filter: + try: + if hidden_filter.search(fname): + return False + except: + if hidden_filter in fname: + return False + if name_filter and name_filter not in fname: + return False + return True + class Directory(FileSystemObject, Accumulator, SettingsAware): is_directory = True enterable = False @@ -65,11 +81,11 @@ class Directory(FileSystemObject, Accumulator, SettingsAware): 'type': lambda path: path.mimetype, } - def __init__(self, path): + def __init__(self, path, preload=None): assert not os.path.isfile(path), "No directory given!" Accumulator.__init__(self) - FileSystemObject.__init__(self, path) + FileSystemObject.__init__(self, path, preload=preload) self.marked_items = list() @@ -144,33 +160,19 @@ class Directory(FileSystemObject, Accumulator, SettingsAware): in each iteration. """ - # log("generating loader for " + self.path + "(" + str(id(self)) + ")") - from os.path import join, isdir, basename - from os import listdir - import ranger.ext.mount_path - self.loading = True self.load_if_outdated() try: if self.exists and self.runnable: yield - self.mount_path = ranger.ext.mount_path.mount_path(self.path) - - filenames = [] - for fname in listdir(self.path): - if not self.settings.show_hidden: - hfilter = self.settings.hidden_filter - if hfilter: - if isinstance(hfilter, str) and hfilter in fname: - continue - if hasattr(hfilter, 'search') and \ - hfilter.search(fname): - continue - if isinstance(self.filter, str) and self.filter \ - and self.filter not in fname: - continue - filenames.append(join(self.path, fname)) + self.mount_path = mount_path(self.path) + + hidden_filter = not self.settings.show_hidden \ + and self.settings.hidden_filter + filenames = [join(self.path, fname) \ + for fname in os.listdir(self.path) \ + if accept_file(fname, hidden_filter, self.filter)] yield self.load_content_mtime = os.stat(self.path).st_mtime @@ -179,13 +181,24 @@ class Directory(FileSystemObject, Accumulator, SettingsAware): files = [] for name in filenames: - if isdir(name): + file_lstat = os.lstat(name) + try: + if S_ISLNK(file_lstat.st_mode): + file_stat = os.stat(name) + else: + file_stat = file_lstat + stats = (file_stat, file_lstat) + is_a_dir = S_ISDIR(file_stat.st_mode) + except: + stats = None + is_a_dir = False + if is_a_dir: try: item = self.fm.env.get_directory(name) except: - item = Directory(name) + item = Directory(name, preload=stats) else: - item = File(name) + item = File(name, preload=stats) item.load_if_outdated() files.append(item) yield @@ -199,9 +212,10 @@ class Directory(FileSystemObject, Accumulator, SettingsAware): self._clear_marked_items() for item in self.files: if item.path in marked_paths: - self.mark_item(item, True) + item._mark(True) + self.marked_items.append(item) else: - self.mark_item(item, False) + item._mark(False) self.sort() diff --git a/ranger/fsobject/fsobject.py b/ranger/fsobject/fsobject.py index 18024743..5b64cd75 100644 --- a/ranger/fsobject/fsobject.py +++ b/ranger/fsobject/fsobject.py @@ -69,7 +69,7 @@ class FileSystemObject(MimeTypeAware, FileManagerAware): container = False mimetype_tuple = () - def __init__(self, path): + def __init__(self, path, preload=None): MimeTypeAware.__init__(self) path = abspath(path) @@ -78,6 +78,7 @@ class FileSystemObject(MimeTypeAware, FileManagerAware): self.basename_lower = self.basename.lower() self.dirname = dirname(path) self.realpath = self.path + self.preload = preload try: lastdot = self.basename.rindex('.') + 1 |