config/commands.py: added :default_linemode command

3 files changed, 57 insertions, 2 deletions

diff --git a/ranger/config/commands.py b/ranger/config/commands.py
index 8485c784..db14403f 100644
--- a/ranger/config/commands.py
+++ b/ranger/config/commands.py
@@ -381,6 +381,43 @@ class setintag(setlocal):
         self.fm.set_option_from_string(name, value, tags=tags)
 
 
+class default_linemode(Command):
+    def execute(self):
+        import re
+        from ranger.container.fsobject import POSSIBLE_LINEMODES
+
+        if len(self.args) < 2:
+            self.fm.notify("Usage: default_linemode [path=<regexp> | tag=<tag(s)>] <linemode>", bad=True)
+
+        # Extract options like "path=..." or "tag=..." from the command line
+        arg1 = self.arg(1)
+        method = "always"
+        argument = None
+        if arg1.startswith("path="):
+            method = "path"
+            argument = re.compile(arg1[5:])
+            self.shift()
+        elif arg1.startswith("tag="):
+            method = "tag"
+            argument = arg1[4:]
+            self.shift()
+
+        # Extract and validate the line mode from the command line
+        linemode = self.rest(1)
+        if linemode not in POSSIBLE_LINEMODES:
+            self.fm.notify("Invalid linemode: %s; should be %s" %
+                    (linemode, "/".join(POSSIBLE_LINEMODES)), bad=True)
+
+        # Add the prepared entry to the fm.default_linemodes
+        entry = [method, argument, linemode]
+        self.fm.default_linemodes.appendleft(entry)
+
+        # Redraw the columns
+        if hasattr(self.fm.ui, "browser"):
+            for col in self.fm.ui.browser.columns:
+                col.need_redraw = True
+
+
 class quit(Command):
     """:quit
 
diff --git a/ranger/container/fsobject.py b/ranger/container/fsobject.py
index e5e0983e..59e23f6b 100644
--- a/ranger/container/fsobject.py
+++ b/ranger/container/fsobject.py
@@ -12,6 +12,9 @@ DOCUMENT_BASENAMES = ('bugs', 'bugs', 'changelog', 'copying', 'credits',
 
 BAD_INFO = '?'
 
+POSSIBLE_LINEMODES = ("filename", "papertitle", "permissions")
+DEFAULT_LINEMODE = "filename"
+
 import re
 from grp import getgrgid
 from os import lstat, stat, getcwd
@@ -82,8 +85,7 @@ class FileSystemObject(FileManagerAware, SettingsAware):
 
     basename_is_rel = False
 
-    # the line mode may be "filename", "permissions" or "papertitle"
-    _linemode = "filename"
+    _linemode = DEFAULT_LINEMODE
 
     def __init__(self, path, preload=None, path_is_abs=False, basename_is_rel=False):
         if not path_is_abs:
@@ -106,6 +108,21 @@ class FileSystemObject(FileManagerAware, SettingsAware):
         except ValueError:
             self.extension = None
 
+        # Set the line mode from fm.default_linemodes
+        for method, argument, linemode in self.fm.default_linemodes:
+            if linemode in POSSIBLE_LINEMODES:
+                if method == "always":
+                    self._linemode = linemode
+                    break
+                if method == "path" and argument.search(path):
+                    self._linemode = linemode
+                    break
+                if method == "tag" and self.realpath in self.fm.tags and \
+                        self.fm.tags.marker(self.realpath) in argument:
+                    self._linemode = linemode
+                    break
+
+
     def __repr__(self):
         return "<{0} {1}>".format(self.__class__.__name__, self.path)
 
diff --git a/ranger/core/fm.py b/ranger/core/fm.py
index fbdc5a6a..3497f20c 100644
--- a/ranger/core/fm.py
+++ b/ranger/core/fm.py
@@ -57,6 +57,7 @@ class FM(Actions, SignalDispatcher):
         self.restorable_tabs = deque([], ranger.MAX_RESTORABLE_TABS)
         self.py3 = sys.version_info >= (3, )
         self.previews = {}
+        self.default_linemodes = deque()
         self.loader = Loader()
         self.copy_buffer = set()
         self.do_cut = False