129 lines
3.7 KiB
Python
Executable File
129 lines
3.7 KiB
Python
Executable File
#!/usr/bin/env python
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import sys,os,re
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import difflib as dl
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# Define color codes
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Green = "\033[32;1m"
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Red = "\033[31;1m"
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Reset = "\033[0m"
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# Available shortcut keys
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key_list = "1234567890qwertyuiop"
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class getch:
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def get(self):
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import termios, tty
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fd = sys.stdin.fileno()
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old_settings = termios.tcgetattr(fd)
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try:
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tty.setraw(sys.stdin.fileno())
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ch = sys.stdin.read(1)
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finally:
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termios.tcsetattr(
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fd,
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termios.TCSADRAIN,
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old_settings
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)
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return ch
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def printerr(s):
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sys.stderr.write(s + "\n")
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sys.stderr.flush()
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def errexit(s):
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printerr(s)
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sys.exit(1)
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def colorize_matches(directories, repl):
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return [repl.sub("%s\g<1>%s"%(Green, Reset), d) for d in directories]
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def search_close_match(directories, key):
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""" Return a list of Components whose name closely matches key """
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match = []
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key = key.lower()
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for name in directories:
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s = dl.SequenceMatcher(
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None,
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name.lower(),
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key
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)
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if s.ratio() > 0:
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match.append(( s.ratio(), name ))
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match.sort(key = lambda x: x[0], reverse = True)
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best_matches=[x[1] for x in match[0:10]]
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return best_matches
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def get_dirs(pat_dir):
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# list sub-folders in the folder
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current_folders = [d for d in os.listdir(pat_dir) if os.path.isdir(os.path.join(pat_dir, d))]
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current_folders = [d for d in current_folders if not d.startswith(".")]
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current_folders.sort()
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return current_folders
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def main():
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# Print help
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if len(sys.argv) == 1 or sys.argv[-1] == "-h":
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errexit("Guess cd: Find first match in folder, interactive if multiple matches\n Arguments: [dir/]pattern_to_match_folders")
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pattern = ".".join(sys.argv[1:])
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pat_base = os.path.basename(pattern)
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pat_dir = os.path.dirname(pattern)
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if pat_dir == "":
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pat_dir = "."
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if not os.path.exists(pat_dir):
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errexit("%s: %sNo such folder%s"%(pat_dir, Red, Reset))
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# list sub-folders in the folder
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current_folders = get_dirs(pat_dir)
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# no sub-folders
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if len(current_folders) == 0:
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errexit("There are no subfolders in %s"%( pat_dir,))
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# find matches
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match_case = re.compile(".*" + pat_base + ".*")
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repl_case = re.compile("(" + pat_base + ")")
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matching_folders = [d for d in current_folders if match_case.match(d)]
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matches = colorize_matches(matching_folders, repl_case)
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# no matches, try case insensitive
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if len(matching_folders) == 0:
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match_nocase = re.compile(".*" + pat_base + ".*",re.I)
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repl_nocase = re.compile("(" + pat_base + ")",re.I)
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matching_folders = [d for d in current_folders if match_nocase.match(d)]
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matches = colorize_matches(matching_folders, repl_nocase)
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# No matches, try close match
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if len(matching_folders) == 0:
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matching_folders = search_close_match(current_folders, pat_base)
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matches = [d for d in matching_folders]
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# One match, print and return
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if len(matching_folders) == 1:
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printerr(matches[0])
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print(os.path.join(pat_dir, matching_folders[0]))
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sys.exit(0)
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# Many matches, ask the user for folder index
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for i,m in enumerate(matches[0:len(key_list)]):
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printerr(key_list[i] + ": " + m)
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if len(matches) > len(key_list):
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printerr("Skipping the rest...")
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key_in = getch().get()
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try:
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key_index = key_list.index(key_in)
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key_match = matching_folders[key_index]
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except (ValueError, IndexError) as err:
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errexit("%s'%s' Not in the list%s"%(Red, key_in, Reset))
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print(os.path.join(pat_dir, key_match))
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if __name__ == "__main__":
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main()
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