Permalink
Cannot retrieve contributors at this time
Name already in use
A tag already exists with the provided branch name. Many Git commands accept both tag and branch names, so creating this branch may cause unexpected behavior. Are you sure you want to create this branch?
git-url-parse/giturlparse/parser.py /
Go to fileThis commit does not belong to any branch on this repository, and may belong to a fork outside of the repository.
114 lines (100 sloc)
3.57 KB
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| # vim: tabstop=4 shiftwidth=4 softtabstop=4 | |
| # Copyright (c) 2017 John Dewey | |
| # | |
| # Permission is hereby granted, free of charge, to any person obtaining a copy | |
| # of this software and associated documentation files (the "Software"), to | |
| # deal in the Software without restriction, including without limitation the | |
| # rights to use, copy, modify, merge, publish, distribute, sublicense, and/or | |
| # sell copies of the Software, and to permit persons to whom the Software is | |
| # furnished to do so, subject to the following conditions: | |
| # | |
| # The above copyright notice and this permission notice shall be included in | |
| # all copies or substantial portions of the Software. | |
| # | |
| # THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR | |
| # IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | |
| # FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE | |
| # AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER | |
| # LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING | |
| # FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER | |
| # DEALINGS IN THE SOFTWARE. | |
| import collections | |
| import re | |
| Parsed = collections.namedtuple('Parsed', [ | |
| 'pathname', | |
| 'protocols', | |
| 'protocol', | |
| 'href', | |
| 'resource', | |
| 'user', | |
| 'port', | |
| 'name', | |
| 'owner', | |
| ]) | |
| POSSIBLE_REGEXES = ( | |
| re.compile(r'^(?P<protocol>https?|git|ssh|rsync)\://' | |
| r'(?:(?P<user>.+)@)*' | |
| r'(?P<resource>[a-z0-9_.-]*)' | |
| r'[:/]*' | |
| r'(?P<port>[\d]+){0,1}' | |
| r'(?P<pathname>\/((?P<owner>[\w\-]+)\/)?' | |
| r'((?P<name>[\w\-\.]+?)(\.git|\/)?)?)$'), | |
| re.compile(r'(git\+)?' | |
| r'((?P<protocol>\w+)://)' | |
| r'((?P<user>\w+)@)?' | |
| r'((?P<resource>[\w\.\-]+))' | |
| r'(:(?P<port>\d+))?' | |
| r'(?P<pathname>(\/(?P<owner>\w+)/)?' | |
| r'(\/?(?P<name>[\w\-]+)(\.git|\/)?)?)$'), | |
| re.compile(r'^(?:(?P<user>.+)@)*' | |
| r'(?P<resource>[a-z0-9_.-]*)[:]*' | |
| r'(?P<port>[\d]+){0,1}' | |
| r'(?P<pathname>\/?(?P<owner>.+)/(?P<name>.+).git)$'), | |
| re.compile(r'((?P<user>\w+)@)?' | |
| r'((?P<resource>[\w\.\-]+))' | |
| r'[\:\/]{1,2}' | |
| r'(?P<pathname>((?P<owner>\w+)/)?' | |
| r'((?P<name>[\w\-]+)(\.git|\/)?)?)$'), | |
| ) | |
| class ParserError(Exception): | |
| """ Error raised when a URL can't be parsed. """ | |
| pass | |
| class Parser(object): | |
| """ | |
| A class responsible for parsing a GIT URL and return a `Parsed` object. | |
| """ | |
| def __init__(self, url): | |
| self._url = url | |
| def parse(self): | |
| """ | |
| Parses a GIT URL and returns an object. Raises an exception on invalid | |
| URL. | |
| :returns: Parsed object | |
| :raise: :class:`.ParserError` | |
| """ | |
| d = { | |
| 'pathname': None, | |
| 'protocols': self._get_protocols(), | |
| 'protocol': 'ssh', | |
| 'href': self._url, | |
| 'resource': None, | |
| 'user': None, | |
| 'port': None, | |
| 'name': None, | |
| 'owner': None, | |
| } | |
| for regex in POSSIBLE_REGEXES: | |
| match = regex.search(self._url) | |
| if match: | |
| d.update(match.groupdict()) | |
| break | |
| else: | |
| msg = "Invalid URL '{}'".format(self._url) | |
| raise ParserError(msg) | |
| return Parsed(**d) | |
| def _get_protocols(self): | |
| try: | |
| index = self._url.index('://') | |
| except ValueError: | |
| return [] | |
| return self._url[:index].split('+') |