# Classes
#
-class Patch:
+class StgitObject:
+ """An object with stgit-like properties stored as files in a directory
+ """
+ def _set_dir(self, dir):
+ self.__dir = dir
+ def _dir(self):
+ return self.__dir
+
+ def create_empty_field(self, name):
+ create_empty_file(os.path.join(self.__dir, name))
+
+ def _get_field(self, name, multiline = False):
+ id_file = os.path.join(self.__dir, name)
+ if os.path.isfile(id_file):
+ line = read_string(id_file, multiline)
+ if line == '':
+ return None
+ else:
+ return line
+ else:
+ return None
+
+ def _set_field(self, name, value, multiline = False):
+ fname = os.path.join(self.__dir, name)
+ if value and value != '':
+ write_string(fname, value, multiline)
+ elif os.path.isfile(fname):
+ os.remove(fname)
+
+
+class Patch(StgitObject):
"""Basic patch implementation
"""
def __init__(self, name, series_dir, refs_dir):
self.__series_dir = series_dir
self.__name = name
- self.__dir = os.path.join(self.__series_dir, self.__name)
+ self._set_dir(os.path.join(self.__series_dir, self.__name))
self.__refs_dir = refs_dir
self.__top_ref_file = os.path.join(self.__refs_dir, self.__name)
self.__log_ref_file = os.path.join(self.__refs_dir,
self.__name + '.log')
def create(self):
- os.mkdir(self.__dir)
- create_empty_file(os.path.join(self.__dir, 'bottom'))
- create_empty_file(os.path.join(self.__dir, 'top'))
+ os.mkdir(self._dir())
+ self.create_empty_field('bottom')
+ self.create_empty_field('top')
def delete(self):
- for f in os.listdir(self.__dir):
- os.remove(os.path.join(self.__dir, f))
- os.rmdir(self.__dir)
+ for f in os.listdir(self._dir()):
+ os.remove(os.path.join(self._dir(), f))
+ os.rmdir(self._dir())
os.remove(self.__top_ref_file)
if os.path.exists(self.__log_ref_file):
os.remove(self.__log_ref_file)
return self.__name
def rename(self, newname):
- olddir = self.__dir
+ olddir = self._dir()
old_top_ref_file = self.__top_ref_file
old_log_ref_file = self.__log_ref_file
self.__name = newname
- self.__dir = os.path.join(self.__series_dir, self.__name)
+ self._set_dir(os.path.join(self.__series_dir, self.__name))
self.__top_ref_file = os.path.join(self.__refs_dir, self.__name)
self.__log_ref_file = os.path.join(self.__refs_dir,
self.__name + '.log')
- os.rename(olddir, self.__dir)
+ os.rename(olddir, self._dir())
os.rename(old_top_ref_file, self.__top_ref_file)
if os.path.exists(old_log_ref_file):
os.rename(old_log_ref_file, self.__log_ref_file)
if top:
self.__update_top_ref(top)
- def __get_field(self, name, multiline = False):
- id_file = os.path.join(self.__dir, name)
- if os.path.isfile(id_file):
- line = read_string(id_file, multiline)
- if line == '':
- return None
- else:
- return line
- else:
- return None
-
- def __set_field(self, name, value, multiline = False):
- fname = os.path.join(self.__dir, name)
- if value and value != '':
- write_string(fname, value, multiline)
- elif os.path.isfile(fname):
- os.remove(fname)
-
def get_old_bottom(self):
- return self.__get_field('bottom.old')
+ return self._get_field('bottom.old')
def get_bottom(self):
- return self.__get_field('bottom')
+ return self._get_field('bottom')
def set_bottom(self, value, backup = False):
if backup:
- curr = self.__get_field('bottom')
- self.__set_field('bottom.old', curr)
- self.__set_field('bottom', value)
+ curr = self._get_field('bottom')
+ self._set_field('bottom.old', curr)
+ self._set_field('bottom', value)
def get_old_top(self):
- return self.__get_field('top.old')
+ return self._get_field('top.old')
def get_top(self):
- return self.__get_field('top')
+ return self._get_field('top')
def set_top(self, value, backup = False):
if backup:
- curr = self.__get_field('top')
- self.__set_field('top.old', curr)
- self.__set_field('top', value)
+ curr = self._get_field('top')
+ self._set_field('top.old', curr)
+ self._set_field('top', value)
self.__update_top_ref(value)
def restore_old_boundaries(self):
- bottom = self.__get_field('bottom.old')
- top = self.__get_field('top.old')
+ bottom = self._get_field('bottom.old')
+ top = self._get_field('top.old')
if top and bottom:
- self.__set_field('bottom', bottom)
- self.__set_field('top', top)
+ self._set_field('bottom', bottom)
+ self._set_field('top', top)
self.__update_top_ref(top)
return True
else:
return False
def get_description(self):
- return self.__get_field('description', True)
+ return self._get_field('description', True)
def set_description(self, line):
- self.__set_field('description', line, True)
+ self._set_field('description', line, True)
def get_authname(self):
- return self.__get_field('authname')
+ return self._get_field('authname')
def set_authname(self, name):
- if not name:
- if config.has_option('stgit', 'authname'):
- name = config.get('stgit', 'authname')
- elif 'GIT_AUTHOR_NAME' in os.environ:
- name = os.environ['GIT_AUTHOR_NAME']
- self.__set_field('authname', name)
+ self._set_field('authname', name or git.author().name)
def get_authemail(self):
- return self.__get_field('authemail')
+ return self._get_field('authemail')
- def set_authemail(self, address):
- if not address:
- if config.has_option('stgit', 'authemail'):
- address = config.get('stgit', 'authemail')
- elif 'GIT_AUTHOR_EMAIL' in os.environ:
- address = os.environ['GIT_AUTHOR_EMAIL']
- self.__set_field('authemail', address)
+ def set_authemail(self, email):
+ self._set_field('authemail', email or git.author().email)
def get_authdate(self):
- return self.__get_field('authdate')
+ return self._get_field('authdate')
def set_authdate(self, date):
- if not date and 'GIT_AUTHOR_DATE' in os.environ:
- date = os.environ['GIT_AUTHOR_DATE']
- self.__set_field('authdate', date)
+ self._set_field('authdate', date or git.author().date)
def get_commname(self):
- return self.__get_field('commname')
+ return self._get_field('commname')
def set_commname(self, name):
- if not name:
- if config.has_option('stgit', 'commname'):
- name = config.get('stgit', 'commname')
- elif 'GIT_COMMITTER_NAME' in os.environ:
- name = os.environ['GIT_COMMITTER_NAME']
- self.__set_field('commname', name)
+ self._set_field('commname', name or git.committer().name)
def get_commemail(self):
- return self.__get_field('commemail')
+ return self._get_field('commemail')
- def set_commemail(self, address):
- if not address:
- if config.has_option('stgit', 'commemail'):
- address = config.get('stgit', 'commemail')
- elif 'GIT_COMMITTER_EMAIL' in os.environ:
- address = os.environ['GIT_COMMITTER_EMAIL']
- self.__set_field('commemail', address)
+ def set_commemail(self, email):
+ self._set_field('commemail', email or git.committer().email)
def get_log(self):
- return self.__get_field('log')
+ return self._get_field('log')
def set_log(self, value, backup = False):
- self.__set_field('log', value)
+ self._set_field('log', value)
self.__update_log_ref(value)
-class Series:
+class Series(StgitObject):
"""Class including the operations on series
"""
def __init__(self, name = None):
except git.GitException, ex:
raise StackException, 'GIT tree not initialised: %s' % ex
- self.__series_dir = os.path.join(self.__base_dir, 'patches',
- self.__name)
+ self._set_dir(os.path.join(self.__base_dir, 'patches', self.__name))
self.__refs_dir = os.path.join(self.__base_dir, 'refs', 'patches',
self.__name)
self.__base_file = os.path.join(self.__base_dir, 'refs', 'bases',
self.__name)
- self.__applied_file = os.path.join(self.__series_dir, 'applied')
- self.__unapplied_file = os.path.join(self.__series_dir, 'unapplied')
- self.__current_file = os.path.join(self.__series_dir, 'current')
- self.__descr_file = os.path.join(self.__series_dir, 'description')
+ self.__applied_file = os.path.join(self._dir(), 'applied')
+ self.__unapplied_file = os.path.join(self._dir(), 'unapplied')
+ self.__current_file = os.path.join(self._dir(), 'current')
+ self.__descr_file = os.path.join(self._dir(), 'description')
# where this series keeps its patches
- self.__patch_dir = os.path.join(self.__series_dir, 'patches')
+ self.__patch_dir = os.path.join(self._dir(), 'patches')
if not os.path.isdir(self.__patch_dir):
- self.__patch_dir = self.__series_dir
+ self.__patch_dir = self._dir()
# if no __refs_dir, create and populate it (upgrade old repositories)
if self.is_initialised() and not os.path.isdir(self.__refs_dir):
self.get_patch(patch).update_top_ref()
# trash directory
- self.__trash_dir = os.path.join(self.__series_dir, 'trash')
+ self.__trash_dir = os.path.join(self._dir(), 'trash')
if self.is_initialised() and not os.path.isdir(self.__trash_dir):
os.makedirs(self.__trash_dir)
def __set_current(self, name):
"""Sets the topmost patch
"""
- if name:
- write_string(self.__current_file, name)
- else:
- create_empty_file(self.__current_file)
+ self._set_field('current', name)
def get_patch(self, name):
"""Return a Patch object for the given name
def get_current(self):
"""Return the name of the topmost patch, or None if there is
no such patch."""
- if os.path.isfile(self.__current_file):
- name = read_string(self.__current_file)
- else:
- return None
+ name = self._get_field('current')
if name == '':
return None
else:
return self.__base_file
def get_protected(self):
- return os.path.isfile(os.path.join(self.__series_dir, 'protected'))
+ return os.path.isfile(os.path.join(self._dir(), 'protected'))
def protect(self):
- protect_file = os.path.join(self.__series_dir, 'protected')
+ protect_file = os.path.join(self._dir(), 'protected')
if not os.path.isfile(protect_file):
create_empty_file(protect_file)
def unprotect(self):
- protect_file = os.path.join(self.__series_dir, 'protected')
+ protect_file = os.path.join(self._dir(), 'protected')
if os.path.isfile(protect_file):
os.remove(protect_file)
def get_description(self):
- if os.path.isfile(self.__descr_file):
- return read_string(self.__descr_file)
- else:
- return ''
+ return self._get_field('description') or ''
+
+ def set_description(self, line):
+ self._set_field('description', line)
def __patch_is_current(self, patch):
- return patch.get_name() == read_string(self.__current_file)
+ return patch.get_name() == self.get_current()
- def __patch_applied(self, name):
+ def patch_applied(self, name):
"""Return true if the patch exists in the applied list
"""
return name in self.get_applied()
- def __patch_unapplied(self, name):
+ def patch_unapplied(self, name):
"""Return true if the patch exists in the unapplied list
"""
return name in self.get_unapplied()
def patch_exists(self, name):
"""Return true if there is a patch with the given name, false
otherwise."""
- return self.__patch_applied(name) or self.__patch_unapplied(name)
+ return self.patch_applied(name) or self.patch_unapplied(name)
def __begin_stack_check(self):
"""Save the current HEAD into .git/refs/heads/base if the stack
create_dirs(bases_dir)
- create_empty_file(self.__applied_file)
- create_empty_file(self.__unapplied_file)
- create_empty_file(self.__descr_file)
- os.makedirs(os.path.join(self.__series_dir, 'patches'))
+ self.create_empty_field('applied')
+ self.create_empty_field('unapplied')
+ self.create_empty_field('description')
+ os.makedirs(os.path.join(self._dir(), 'patches'))
os.makedirs(self.__refs_dir)
self.__begin_stack_check()
unconvert to place the patches in the same directory with
series control files
"""
- if self.__patch_dir == self.__series_dir:
+ if self.__patch_dir == self._dir():
print 'Converting old-style to new-style...',
sys.stdout.flush()
- self.__patch_dir = os.path.join(self.__series_dir, 'patches')
+ self.__patch_dir = os.path.join(self._dir(), 'patches')
os.makedirs(self.__patch_dir)
for p in self.get_applied() + self.get_unapplied():
- src = os.path.join(self.__series_dir, p)
+ src = os.path.join(self._dir(), p)
dest = os.path.join(self.__patch_dir, p)
os.rename(src, dest)
for p in self.get_applied() + self.get_unapplied():
src = os.path.join(self.__patch_dir, p)
- dest = os.path.join(self.__series_dir, p)
+ dest = os.path.join(self._dir(), p)
os.rename(src, dest)
if not os.listdir(self.__patch_dir):
else:
print 'Patch directory %s is not empty.' % self.__name
- self.__patch_dir = self.__series_dir
+ self.__patch_dir = self._dir()
def rename(self, to_name):
"""Renames a series
git.rename_branch(self.__name, to_name)
- if os.path.isdir(self.__series_dir):
+ if os.path.isdir(self._dir()):
rename(os.path.join(self.__base_dir, 'patches'),
self.__name, to_stack.__name)
if os.path.exists(self.__base_file):
def clone(self, target_series):
"""Clones a series
"""
- base = read_string(self.get_base_file())
+ try:
+ # allow cloning of branches not under StGIT control
+ base = read_string(self.get_base_file())
+ except:
+ base = git.get_head()
Series(target_series).init(create_at = base)
new_series = Series(target_series)
# generate an artificial description file
- write_string(new_series.__descr_file, 'clone of "%s"' % self.__name)
+ new_series.set_description('clone of "%s"' % self.__name)
# clone self's entire series as unapplied patches
- patches = self.get_applied() + self.get_unapplied()
- patches.reverse()
+ try:
+ # allow cloning of branches not under StGIT control
+ applied = self.get_applied()
+ unapplied = self.get_unapplied()
+ patches = applied + unapplied
+ patches.reverse()
+ except:
+ patches = applied = unapplied = []
for p in patches:
patch = self.get_patch(p)
new_series.new_patch(p, message = patch.get_description(),
author_date = patch.get_authdate())
# fast forward the cloned series to self's top
- new_series.forward_patches(self.get_applied())
+ new_series.forward_patches(applied)
def delete(self, force = False):
"""Deletes an stgit series
os.remove(fname)
os.rmdir(self.__trash_dir)
+ # FIXME: find a way to get rid of those manual removals
+ # (move functionnality to StgitObject ?)
if os.path.exists(self.__applied_file):
os.remove(self.__applied_file)
if os.path.exists(self.__unapplied_file):
os.rmdir(self.__patch_dir)
else:
print 'Patch directory %s is not empty.' % self.__name
- if not os.listdir(self.__series_dir):
+ if not os.listdir(self._dir()):
remove_dirs(os.path.join(self.__base_dir, 'patches'),
self.__name)
else:
# old_bottom is different, there wasn't any previous 'refresh'
# command (probably only a 'push')
if old_bottom != patch.get_bottom() or old_top == patch.get_top():
- raise StackException, 'No refresh undo information available'
+ raise StackException, 'No undo information available'
git.reset(tree_id = old_top, check_out = False)
if patch.restore_old_boundaries():
before_existing = False, refresh = True):
"""Creates a new patch
"""
- if self.__patch_applied(name) or self.__patch_unapplied(name):
+ if self.patch_applied(name) or self.patch_unapplied(name):
raise StackException, 'Patch "%s" already exists' % name
if not message and can_edit:
if self.__patch_is_current(patch):
self.pop_patch(name)
- elif self.__patch_applied(name):
+ elif self.patch_applied(name):
raise StackException, 'Cannot remove an applied patch, "%s", ' \
'which is not current' % name
elif not name in self.get_unapplied():
# merge can fail but the patch needs to be pushed
try:
- git.merge(bottom, head, top)
+ git.merge(bottom, head, top, recursive = True)
except git.GitException, ex:
print >> sys.stderr, \
'The merge failed during "push". ' \
log = 'push'
self.refresh_patch(cache_update = False, log = log)
else:
+ # we store the correctly merged files only for
+ # tracking the conflict history. Note that the
+ # git.merge() operations shouls always leave the index
+ # in a valid state (i.e. only stage 0 files)
+ self.refresh_patch(cache_update = False, log = 'push(c)')
raise StackException, str(ex)
return modified
# modified by 'refresh'). If they are both unchanged, there
# was a fast forward
if old_bottom == patch.get_bottom() and old_top != patch.get_top():
- raise StackException, 'No push undo information available'
+ raise StackException, 'No undo information available'
git.reset()
self.pop_patch(name)