def get_committer(self):
return self.__committer
+# dictionary of Commit objects, used to avoid multiple calls to git
+__commits = dict()
#
# Functions
#
+def get_commit(id_hash):
+ """Commit objects factory. Save/look-up them in the __commits
+ dictionary
+ """
+ if id_hash in __commits:
+ return __commits[id_hash]
+ else:
+ commit = Commit(id_hash)
+ __commits[id_hash] = commit
+ return commit
+
def get_conflicts():
"""Return the list of file conflicts
"""
if files:
__run('git-update-cache --force-remove --', files)
-def update_cache(files):
+def update_cache(files = [], force = False):
"""Update the cache information for the given files
"""
- files_here = []
- files_gone = []
+ cache_files = __tree_status(files)
- for f in files:
- if os.path.exists(f):
- files_here.append(f)
- else:
- files_gone.append(f)
+ # everything is up-to-date
+ if len(cache_files) == 0:
+ return False
+
+ # check for unresolved conflicts
+ if not force and [x for x in cache_files
+ if x[0] not in ['M', 'N', 'A', 'D']]:
+ raise GitException, 'Updating cache failed: unresolved conflicts'
+
+ # update the cache
+ add_files = [x[1] for x in cache_files if x[0] in ['N', 'A']]
+ rm_files = [x[1] for x in cache_files if x[0] in ['D']]
+ m_files = [x[1] for x in cache_files if x[0] in ['M']]
- if files_here:
- __run('git-update-cache --', files_here)
- if files_gone:
- __run('git-update-cache --remove --', files_gone)
+ if add_files and __run('git-update-cache --add --', add_files) != 0:
+ raise GitException, 'Failed git-update-cache --add'
+ if rm_files and __run('git-update-cache --force-remove --', rm_files) != 0:
+ raise GitException, 'Failed git-update-cache --rm'
+ if m_files and __run('git-update-cache --', m_files) != 0:
+ raise GitException, 'Failed git-update-cache'
+
+ return True
def commit(message, files = [], parents = [], allowempty = False,
+ cache_update = True,
author_name = None, author_email = None, author_date = None,
committer_name = None, committer_email = None):
"""Commit the current tree to repository
"""
- first = (parents == [])
-
# Get the tree status
- if not first:
- cache_files = __tree_status(files)
-
- if not first and len(cache_files) == 0 and not allowempty:
- raise GitException, 'No changes to commit'
-
- # check for unresolved conflicts
- if not first and len(filter(lambda x: x[0] not in ['M', 'N', 'A', 'D'],
- cache_files)) != 0:
- raise GitException, 'Commit failed: unresolved conflicts'
+ if cache_update and parents != []:
+ changes = update_cache(files)
+ if not changes and not allowempty:
+ raise GitException, 'No changes to commit'
# get the commit message
f = file('.commitmsg', 'w+')
print >> f, message
f.close()
- # update the cache
- if not first:
- add_files=[]
- rm_files=[]
- m_files=[]
- for f in cache_files:
- if f[0] in ['N', 'A']:
- add_files.append(f[1])
- elif f[0] == 'D':
- rm_files.append(f[1])
- else:
- m_files.append(f[1])
-
- if add_files:
- if __run('git-update-cache --add --', add_files):
- raise GitException, 'Failed git-update-cache --add'
- if rm_files:
- if __run('git-update-cache --force-remove --', rm_files):
- raise GitException, 'Failed git-update-cache --rm'
- if m_files:
- if __run('git-update-cache --', m_files):
- raise GitException, 'Failed git-update-cache'
-
# write the index to repository
tree_id = _output_one_line('git-write-tree')
if os.system('git-merge-cache -o gitmergeonefile.py -a') != 0:
raise GitException, 'git-merge-cache failed (possible conflicts)'
- # this should not fail
- if os.system('git-checkout-cache -f -a') != 0:
- raise GitException, 'Failed git-checkout-cache'
-
def status(files = [], modified = False, new = False, deleted = False,
conflict = False, unknown = False):
"""Show the tree status
filestat.append('C')
if unknown:
filestat.append('?')
- cache_files = filter(lambda x: x[0] in filestat, cache_files)
+ cache_files = [x for x in cache_files if x[0] in filestat]
for fs in cache_files:
if all:
def switch(tree_id):
"""Switch the tree to the given id
"""
- to_delete = filter(lambda x: x[0] in ['N', 'A'],
- __tree_status(tree_id = tree_id))
+ if __run('git-read-tree -u -m', [get_head(), tree_id]) != 0:
+ raise GitException, 'git-read-tree failed (local changes maybe?)'
- checkout(tree_id = tree_id, force = True)
__set_head(tree_id)
- # checkout doesn't remove files
- for fs in to_delete:
- os.remove(fs[1])
-
def pull(location, head = None, tag = None):
"""Fetch changes from the remote repository. At the moment, just
use the 'git fetch' scripts