96 lines
2.8 KiB
Plaintext
96 lines
2.8 KiB
Plaintext
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#!/usr/bin/env python
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"""Initialize your dotfiles setup.
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Usage: setup [--install]
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This will create symlinks in $HOME for every file listed in ./home in this
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repository. It will NOT delete existing files in $HOME; use the --install
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option to delete existing files."""
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from __future__ import print_function
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import sys
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import os
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import os.path
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import shutil
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import re
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# Install? (deletes existing files in $HOME).
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install = "--install" in sys.argv
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# Get the path to the git repo.
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basedir = os.path.abspath(os.path.dirname(__file__))
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homedir = os.environ.get("HOME", ".")
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source = os.path.join(basedir, "home")
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print("Setting up .dotfiles")
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print("====================")
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print("")
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if install:
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print("* Install mode: will delete files in $HOME and set up symlinks!")
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def crawl(folder):
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"""Recursively crawl a folder. Directories will be created relative to
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$HOME, and files in those directories will be symlinked."""
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for item in sorted(os.listdir(folder)):
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# Resolve the path to this file relative to $HOME and the absolute
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# path to the symlink target. First get the path to the target.
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target = os.path.join(folder, item)
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# Remove the source dir prefix from it to get the path relative
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# to the "./home" folder, then use that for $HOME.
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path = re.sub(r'^{}/'.format(source), '', target)
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home = os.path.join(homedir, path)
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# If the target is a directory, make sure it exists relative to $HOME.
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if os.path.isdir(target):
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if not os.path.isdir(home):
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print("Create directory:", home)
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os.mkdir(home)
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# Recursively crawl it.
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crawl(target)
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continue
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# Otherwise it's a file. In install mode, delete the existing file.
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if install and (os.path.exists(home) or os.path.islink(home)):
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print("Delete:", home)
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os.unlink(home)
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# Already linked?
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if os.path.islink(home):
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link = os.readlink(home)
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if link == target:
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print("Already linked:", home)
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continue
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else:
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print("Delete existing link:", home)
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os.unlink(home)
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# Link it.
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print("Link: {} -> {}".format(home, target))
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os.symlink(target, home)
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crawl(source)
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"""for item in os.listdir(source):
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home = os.path.join(os.environ.get("HOME", "."), item)
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target = os.path.join(source, item)
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if install and (os.path.exists(home) or os.path.islink(home)):
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print("Delete:", home)
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if os.path.islink(home) or not os.path.isdir(home):
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os.unlink(home)
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else:
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shutil.rmtree(home)
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if os.path.islink(home):
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print("Already linked:", home)
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continue
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print("{} -> {}".format(home, target))
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os.symlink(target, home)
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"""
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# vim:expandtab
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