diff options
Diffstat (limited to 'ranger/commands.py')
| -rw-r--r-- | ranger/commands.py | 99 |
1 files changed, 78 insertions, 21 deletions
diff --git a/ranger/commands.py b/ranger/commands.py index e61e9fd8..a4ef2b22 100644 --- a/ranger/commands.py +++ b/ranger/commands.py @@ -1,10 +1,10 @@ import os - from ranger.shared import FileManagerAware # -------------------------------- helper classes class parse(object): + """Parse commands and extract information""" def __init__(self, line): self.line = line self.chunks = line.split() @@ -14,13 +14,24 @@ class parse(object): except ValueError: self.firstpart = '' + def chunk(self, n, otherwise=''): + if len(self.chunks) >= n: + return self.chunks[n] + else: + return otherwise + + def __add__(self, newpart): return self.firstpart + newpart class Command(FileManagerAware): + """Abstract command class""" name = None - def __init__(self, line): + mode = ':' + line = '' + def __init__(self, line, mode): self.line = line + self.mode = mode def execute(self): pass @@ -28,12 +39,16 @@ class Command(FileManagerAware): def tab(self): pass - def _no_change(self): - return (self.line for i in range(100)) # -------------------------------- definitions class cd(Command): + """The cd command changes the directory. The command 'cd -' is +equivalent to typing ``. In the quick console, the directory +will be entered without the need to press enter, as soon as there +is one unambiguous match. +""" + def execute(self): line = parse(self.line) try: @@ -84,6 +99,65 @@ class cd(Command): return line + join(rel_dirname, dirnames[0]) + '/' return (line + join(rel_dirname, dirname) for dirname in dirnames) + + def quick_open(self): + from os.path import isdir, join, normpath + line = parse(self.line) + pwd = self.fm.env.pwd.path + + try: + rel_dest = line.chunks[1] + except IndexError: + return False + + abs_dest = normpath(join(pwd, rel_dest)) + return rel_dest != '.' and isdir(abs_dest) + +class find(Command): + """The find command will attempt to find a partial, case insensitive +match in the filenames of the current directory. In the quick command +console, once there is one unambiguous match, the file will be run +automatically. +""" + count = 0 + def execute(self): + if self.mode != '>': + self._search() + + import re + search = parse(self.line).chunk(1) + search = re.escape(search) + self.fm.env.last_search = re.compile(search, re.IGNORECASE) + + def quick_open(self): + self._search() + if self.count == 1: + self.fm.move_right() + self.fm.block_input(0.5) + return True + + def _search(self): + self.count = 0 + line = parse(self.line) + pwd = self.fm.env.pwd + try: + arg = line.chunks[1] + except IndexError: + return False + + length = len(pwd.files) + for i in range(length): + actual_index = (pwd.pointed_index + i) % length + filename = pwd.files[actual_index].basename_lower + if arg in filename: + self.count += 1 + if self.count == 1: + pwd.move_pointer(absolute=actual_index) + self.fm.env.cf = pwd.pointed_file + if self.count > 1: + return False + + return self.count == 1 # -------------------------------- rest @@ -94,20 +168,3 @@ for varname, var in vars().copy().items(): by_name[var.name or varname] = var except TypeError: pass - -def execute(name, line): - try: - command = by_name[name](line) - except KeyError: - pass - else: - command.execute() - -def tab(name, line): - try: - command = by_name[name](line) - except KeyError: - pass - else: - return command.tab() - |