GitCommitBear: Parse remote with giturlparse

This uses an external library for
parsing of remotes.

Closes #2330

bear-requirements.txt

@@ -10,6 +10,7 @@ cpplint~=1.3
 dennis~=0.9
 docutils-ast-writer~=0.1.2
 eradicate~=0.1.6
+giturlparse~=0.9.1
 guess-language-spirit~=0.5.2
 html-linter~=0.4.0
 isort~=4.2

bear-requirements.yaml

@@ -137,6 +137,8 @@ pip_requirements:
     version: ~=0.1.2
   eradicate:
     version: ~=0.1.6
+  giturlparse:
+    version: ~=0.9.1
   guess-language-spirit:
     version: ~=0.5.2
   html-linter:

bears/vcs/git/GitCommitBear.py

@@ -3,9 +3,10 @@
 import shutil
 import os
 import logging
-from urllib.parse import urlparse
 from contextlib import redirect_stdout
 
+from giturlparse import parse
+
 from coalib.bears.GlobalBear import GlobalBear
 from dependency_management.requirements.PipRequirement import PipRequirement
 from coala_utils.ContextManagers import change_directory
@@ -17,7 +18,8 @@
 
 class GitCommitBear(GlobalBear):
     LANGUAGES = {'Git'}
-    REQUIREMENTS = {PipRequirement('nltk', '3.2')}
+    REQUIREMENTS = {PipRequirement('nltk', '3.2'),
+                    PipRequirement('giturlparse', '0.9.1')}
     AUTHORS = {'The coala developers'}
     AUTHORS_EMAILS = {'coala-devel@googlegroups.com'}
     LICENSE = 'AGPL-3.0'
@@ -96,10 +98,8 @@ def get_host_from_remotes():
             return None
 
         url = remotes[0]
-        if 'git@' in url:
-            netloc = re.findall(r'@(\S+):', url)[0]
-        else:
-            netloc = urlparse(url)[1]
+        parsed_url = parse(url)
+        netloc = parsed_url.host
         return netloc.split('.')[0]
 
     def run(self,