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interface.py
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import os
import rope.base.change
from rope.base import libutils, utils, exceptions
from rope.contrib import codeassist, generate, autoimport, findit
from ropemode import refactor, decorators, dialog
class RopeMode(object):
def __init__(self, env):
self.project = None
self.old_content = None
self.env = env
self._assist = None
self._prepare_refactorings()
self.autoimport = None
for attrname in dir(self):
attr = getattr(self, attrname)
if not callable(attr):
continue
kind = getattr(attr, 'kind', None)
if kind == 'local':
key = getattr(attr, 'local_key', None)
prefix = getattr(attr, 'prefix', None)
self.env.local_command(attrname, attr, key, prefix)
if kind == 'global':
key = getattr(attr, 'global_key', None)
prefix = getattr(attr, 'prefix', None)
self.env.global_command(attrname, attr, key, prefix)
if kind == 'hook':
hook = getattr(attr, 'hook', None)
self.env.add_hook(attrname, attr, hook)
def _prepare_refactorings(self):
for name in dir(refactor):
if not name.startswith('_') and name != 'Refactoring':
attr = getattr(refactor, name)
if isinstance(attr, type) and \
issubclass(attr, refactor.Refactoring):
refname = self._refactoring_name(attr)
@decorators.local_command(attr.key, 'P', None, refname)
def do_refactor(prefix, self=self, refactoring=attr):
initial_asking = prefix is None
refactoring(self, self.env).show(initial_asking=initial_asking)
setattr(self, refname, do_refactor)
@staticmethod
def _refactoring_name(refactoring):
return refactor.refactoring_name(refactoring)
@decorators.rope_hook('before_save')
def before_save_actions(self):
if self.project is not None:
if not self._is_python_file(self.env.filename()):
return
resource = self._get_resource()
if resource.exists():
self.old_content = resource.read()
else:
self.old_content = ''
@decorators.rope_hook('after_save')
def after_save_actions(self):
if self.project is not None and self.old_content is not None:
libutils.report_change(self.project, self.env.filename(),
self.old_content)
self.old_content = None
@decorators.rope_hook('exit')
def exiting_actions(self):
if self.project is not None:
self.close_project()
@decorators.global_command('o')
def open_project(self, root=None):
if not root:
if self.env.get('auto_project'):
root = self.env.get_cur_dir()
else:
root = self.env.ask_directory('Rope project root folder: ')
if self.project is not None:
self.close_project()
address = rope.base.project._realpath(os.path.join(root,
'.ropeproject'))
if not os.path.exists(address) and not self.env.get('auto_project'):
if not self.env.y_or_n('Project not exists in %s, create one?' % root):
self.env.message("Project creation aborted")
return
progress = self.env.create_progress('Opening [%s] project' % root)
self.project = rope.base.project.Project(root)
if self.env.get('enable_autoimport'):
underlined = self.env.get('autoimport_underlineds')
self.autoimport = autoimport.AutoImport(self.project,
underlined=underlined)
progress.done()
@decorators.global_command('k')
def close_project(self):
if self.project is not None:
progress = self.env.create_progress('Closing [%s] project' %
self.project.address)
self.project.close()
self.project = None
progress.done()
@decorators.global_command()
def write_project(self):
if self.project is not None:
progress = self.env.create_progress(
'Writing [%s] project data to disk' % self.project.address)
self.project.sync()
progress.done()
@decorators.global_command('u')
def undo(self):
self._check_project()
change = self.project.history.tobe_undone
if change is None:
self.env.message('Nothing to undo!')
return
if self.env.y_or_n('Undo [%s]? ' % str(change)):
def undo(handle):
for changes in self.project.history.undo(task_handle=handle):
self._reload_buffers(changes, undo=True)
refactor.runtask(self.env, undo, 'Undo refactoring',
interrupts=False)
@decorators.global_command('r')
def redo(self):
self._check_project()
change = self.project.history.tobe_redone
if change is None:
self.env.message('Nothing to redo!')
return
if self.env.y_or_n('Redo [%s]? ' % str(change)):
def redo(handle):
for changes in self.project.history.redo(task_handle=handle):
self._reload_buffers(changes)
refactor.runtask(self.env, redo, 'Redo refactoring',
interrupts=False)
@decorators.local_command('a g', shortcut='C-c g')
def goto_definition(self):
definition = self._base_definition_location()
if definition:
self.env.push_mark()
self._goto_location(definition[0], definition[1])
else:
self.env.message('Cannot find the definition!')
@decorators.local_command()
def pop_mark(self):
self.env.pop_mark()
@decorators.local_command()
def definition_location(self):
definition = self._base_definition_location()
if definition:
return str(definition[0].real_path), definition[1]
return None
def _base_definition_location(self):
self._check_project()
resource, offset = self._get_location()
maxfixes = self.env.get('codeassist_maxfixes')
try:
definition = codeassist.get_definition_location(
self.project, self._get_text(), offset, resource, maxfixes)
except exceptions.BadIdentifierError:
return None
if tuple(definition) != (None, None):
return definition
return None
@decorators.local_command('a d', 'P', 'C-c d')
def show_doc(self, prefix):
self._check_project()
self._base_show_doc(prefix, self._base_get_doc(codeassist.get_doc))
@decorators.local_command()
def get_calltip(self):
self._check_project()
def _get_doc(project, text, offset, *args, **kwds):
try:
offset = text.rindex('(', 0, offset) - 1
except ValueError:
return None
return codeassist.get_calltip(project, text, offset, *args, **kwds)
return self._base_get_doc(_get_doc)
@decorators.local_command('a c', 'P')
def show_calltip(self, prefix):
self._base_show_doc(prefix, self.get_calltip())
def _base_show_doc(self, prefix, docs):
if docs:
self.env.show_doc(docs, prefix)
else:
self.env.message('No docs available!')
@decorators.local_command()
def get_doc(self):
self._check_project()
return self._base_get_doc(codeassist.get_doc)
def _base_get_doc(self, get_doc):
maxfixes = self.env.get('codeassist_maxfixes')
text = self._get_text()
offset = self.env.get_offset()
try:
return get_doc(self.project, text, offset,
self.resource, maxfixes)
except exceptions.BadIdentifierError:
return None
def _get_text(self):
resource = self.resource
if not self.env.is_modified() and resource is not None:
return resource.read()
return self.env.get_text()
def _base_findit(self, do_find, optionals, get_kwds):
self._check_project()
self._save_buffers()
resource, offset = self._get_location()
action, values = dialog.show_dialog(
self._askdata, ['search', 'cancel'], optionals=optionals)
if action == 'search':
kwds = get_kwds(values)
def calculate(handle):
resources = refactor._resources(self.project,
values.get('resources'))
return do_find(self.project, resource, offset,
resources=resources, task_handle=handle, **kwds)
result = refactor.runtask(self.env, calculate, 'Find Occurrences')
locations = [Location(location) for location in result]
self.env.show_occurrences(locations)
@decorators.local_command('a f', shortcut='C-c f')
def find_occurrences(self):
optionals = {
'unsure': dialog.Data('Find uncertain occurrences: ',
default='no', values=['yes', 'no']),
'resources': dialog.Data('Files to search: '),
'in_hierarchy': dialog.Data(
'Rename methods in class hierarchy: ',
default='no', values=['yes', 'no'])}
def get_kwds(values):
return {'unsure': values.get('unsure') == 'yes',
'in_hierarchy': values.get('in_hierarchy') == 'yes'}
self._base_findit(findit.find_occurrences, optionals, get_kwds)
@decorators.local_command('a i')
def find_implementations(self):
optionals = {'resources': dialog.Data('Files to search: ')}
def get_kwds(values):
return {}
self._base_findit(findit.find_implementations, optionals, get_kwds)
@decorators.local_command('a /', 'P', 'M-/')
def code_assist(self, prefix):
_CodeAssist(self, self.env).code_assist(prefix)
@decorators.local_command('a ?', 'P', 'M-?')
def lucky_assist(self, prefix):
_CodeAssist(self, self.env).lucky_assist(prefix)
@decorators.local_command(prefix='P')
def omni_complete(self, prefix):
self._assist.omni_complete(prefix)
def _find_start(self):
self._assist = _CodeAssist(self, self.env)
start = (self.env.cursor[1] - self.env.get_offset()
+ self._assist.starting_offset)
self.env._command('let g:pymode_offset = %s' % start)
@decorators.local_command('a')
def auto_import(self):
_CodeAssist(self, self.env).auto_import()
@decorators.local_command()
def completions(self):
return _CodeAssist(self, self.env).completions()
@decorators.local_command()
def extended_completions(self):
return _CodeAssist(self, self.env).extended_completions()
def _check_autoimport(self):
self._check_project()
if self.autoimport is None:
self.env.message('autoimport is disabled; '
'see `enable_autoimport\' variable')
return False
return True
@decorators.global_command('g')
def generate_autoimport_cache(self):
if not self._check_autoimport():
return
modules = self.env.get('autoimport_modules')
modules = [ m if isinstance(m, basestring) else m.value() for m in modules ]
def generate(handle):
self.autoimport.generate_cache(task_handle=handle)
self.autoimport.generate_modules_cache(modules, task_handle=handle)
refactor.runtask(self.env, generate, 'Generate autoimport cache')
self.write_project()
@decorators.global_command('f', 'P')
def find_file(self, prefix):
file = self._base_find_file(prefix)
if file is not None:
self.env.find_file(file.real_path)
@decorators.global_command('4 f', 'P')
def find_file_other_window(self, prefix):
file = self._base_find_file(prefix)
if file is not None:
self.env.find_file(file.real_path, other=True)
def _base_find_file(self, prefix):
self._check_project()
if prefix:
files = self.project.pycore.get_python_files()
else:
files = self.project.get_files()
return self._ask_file(files)
def _ask_file(self, files):
names = []
for file in files:
names.append('<'.join(reversed(file.path.split('/'))))
result = self.env.ask_values('Rope Find File: ', names)
if result is not None:
path = '/'.join(reversed(result.split('<')))
file = self.project.get_file(path)
return file
self.env.message('No file selected')
@decorators.local_command('a j')
def jump_to_global(self):
if not self._check_autoimport():
return
all_names = list(self.autoimport.get_all_names())
name = self.env.ask_values('Global name: ', all_names)
result = dict(self.autoimport.get_name_locations(name))
if len(result) == 1:
resource = list(result.keys())[0]
else:
resource = self._ask_file(result.keys())
if resource:
self._goto_location(resource, result[resource])
@decorators.global_command('c')
def project_config(self):
self._check_project()
if self.project.ropefolder is not None:
config = self.project.ropefolder.get_child('config.py')
self.env.find_file(config.real_path)
else:
self.env.message('No rope project folder found')
@decorators.global_command('n m')
def create_module(self):
def callback(sourcefolder, name):
return generate.create_module(self.project, name, sourcefolder)
self._create('module', callback)
@decorators.global_command('n p')
def create_package(self):
def callback(sourcefolder, name):
folder = generate.create_package(self.project, name, sourcefolder)
return folder.get_child('__init__.py')
self._create('package', callback)
@decorators.global_command('n f')
def create_file(self):
def callback(parent, name):
return parent.create_file(name)
self._create('file', callback, 'parent')
@decorators.global_command('n d')
def create_directory(self):
def callback(parent, name):
parent.create_folder(name)
self._create('directory', callback, 'parent')
@decorators.local_command()
def analyze_module(self):
"""Perform static object analysis on this module"""
self._check_project()
self.project.pycore.analyze_module(self.resource)
@decorators.global_command()
def analyze_modules(self):
"""Perform static object analysis on all project modules"""
self._check_project()
def _analyze_modules(handle):
libutils.analyze_modules(self.project, task_handle=handle)
refactor.runtask(self.env, _analyze_modules, 'Analyze project modules')
@decorators.local_command()
def run_module(self):
"""Run and perform dynamic object analysis on this module"""
self._check_project()
process = self.project.pycore.run_module(self.resource)
try:
process.wait_process()
finally:
process.kill_process()
def _create(self, name, callback, parentname='source'):
self._check_project()
confs = {'name': dialog.Data(name.title() + ' name: ')}
parentname = parentname + 'folder'
optionals = {parentname: dialog.Data(
parentname.title() + ' Folder: ',
default=self.project.address, kind='directory')}
action, values = dialog.show_dialog(
self._askdata, ['perform', 'cancel'], confs, optionals)
if action == 'perform':
parent = libutils.path_to_resource(
self.project, values.get(parentname, self.project.address))
resource = callback(parent, values['name'])
if resource:
self.env.find_file(resource.real_path)
def _goto_location(self, resource, lineno):
if resource:
self.env.find_file(str(resource.real_path),
other=self.env.get('goto_def_newwin'))
if lineno:
self.env.goto_line(lineno)
def _get_location(self):
offset = self.env.get_offset()
return self.resource, offset
def _get_resource(self, filename=None):
if filename is None:
filename = self.env.filename()
if filename is None or self.project is None:
return
resource = libutils.path_to_resource(self.project, filename, 'file')
return resource
@property
def resource(self):
"""the current resource
Returns `None` when file does not exist.
"""
resource = self._get_resource()
if resource and resource.exists():
return resource
@decorators.global_command()
def get_project_root(self):
if self.project is not None:
return self.project.root.real_path
else:
return None
def _check_project(self):
if self.project is None:
if self.env.get('guess_project'):
self.open_project(self._guess_project())
else:
self.open_project()
else:
self.project.validate(self.project.root)
def _guess_project(self):
cwd = self.env.filename()
if cwd is not None:
while True:
ropefolder = os.path.join(cwd, '.ropeproject')
if os.path.exists(ropefolder) and os.path.isdir(ropefolder):
return cwd
newcwd = os.path.dirname(cwd)
if newcwd == cwd:
break
cwd = newcwd
def _reload_buffers(self, changes, undo=False):
self._reload_buffers_for_changes(
changes.get_changed_resources(),
self._get_moved_resources(changes, undo))
def _reload_buffers_for_changes(self, changed, moved={}):
filenames = [resource.real_path for resource in changed]
moved = dict([(resource.real_path, moved[resource].real_path)
for resource in moved])
self.env.reload_files(filenames, moved)
def _get_moved_resources(self, changes, undo=False):
result = {}
if isinstance(changes, rope.base.change.ChangeSet):
for change in changes.changes:
result.update(self._get_moved_resources(change))
if isinstance(changes, rope.base.change.MoveResource):
result[changes.resource] = changes.new_resource
if undo:
return dict([(value, key) for key, value in result.items()])
return result
def _save_buffers(self, only_current=False):
if only_current:
filenames = [self.env.filename()]
else:
filenames = self.env.filenames()
pythons = []
for filename in filenames:
if self._is_python_file(filename):
pythons.append(filename)
self.env.save_files(pythons)
def _is_python_file(self, path):
resource = self._get_resource(path)
return (resource is not None and
resource.project == self.project and
self.project.pycore.is_python_file(resource))
def _askdata(self, data, starting=None):
ask_func = self.env.ask
ask_args = {'prompt': data.prompt, 'starting': starting,
'default': data.default}
if data.values:
ask_func = self.env.ask_values
ask_args['values'] = data.values
elif data.kind == 'directory':
ask_func = self.env.ask_directory
return ask_func(**ask_args)
class Location(object):
def __init__(self, location):
self.location = location
self.filename = location.resource.real_path
self.offset = location.offset
self.note = ''
if location.unsure:
self.note = '?'
@property
def lineno(self):
if hasattr(self.location, 'lineno'):
return self.location.lineno
return self.location.resource.read().count('\n', 0, self.offset) + 1
class _CodeAssist(object):
def __init__(self, interface, env):
self.interface = interface
self.env = env
def code_assist(self, prefix):
proposals = self._calculate_proposals()
if prefix is not None:
arg = self.env.prefix_value(prefix)
if arg == 0:
arg = len(proposals)
common_start = self._calculate_prefix(proposals[:arg])
self.env.insert(common_start[self.offset - self.starting_offset:])
self._starting = common_start
self._offset = self.starting_offset + len(common_start)
prompt = 'Completion for %s: ' % self.expression
proposals = map(self.env._completion_data, proposals)
result = self.env.ask_completion(prompt, proposals, self.starting)
if result is not None:
self._apply_assist(result)
def omni_complete(self, prefix):
proposals = self._calculate_proposals()
proposals = self.env._update_proposals(proposals)
command = u'let g:pythoncomplete_completions = [%s]' % proposals
self.env._command(command, encode=True)
def lucky_assist(self, prefix):
proposals = self._calculate_proposals()
selected = 0
if prefix is not None:
selected = self.env.prefix_value(prefix)
if 0 <= selected < len(proposals):
result = self.env._completion_text(proposals[selected])
else:
self.env.message('Not enough proposals!')
return
self._apply_assist(result)
def auto_import(self):
if not self.interface._check_autoimport():
return
if not self.autoimport.names and self.env.get('autoimport_generate'):
self.interface.generate_autoimport_cache()
name = self.env.current_word()
modules = self.autoimport.get_modules(name)
if modules:
if len(modules) == 1:
module = modules[0]
else:
module = self.env.ask_values(
'Which module to import: ', modules)
self._insert_import(name, module)
else:
self.env.message('Global name %s not found!' % name)
def completions(self):
proposals = self._calculate_proposals()
prefix = self.offset - self.starting_offset
return [self.env._completion_text(proposal)[prefix:]
for proposal in proposals]
def extended_completions(self):
proposals = self._calculate_proposals()
prefix = self.offset - self.starting_offset
return [[proposal.name[prefix:], proposal.get_doc(),
proposal.type] for proposal in proposals]
def _apply_assist(self, assist):
if ' : ' in assist:
name, module = assist.rsplit(' : ', 1)
self.env.delete(self.starting_offset + 1, self.offset + 1)
self.env.insert(name)
self._insert_import(name, module)
else:
self.env.delete(self.starting_offset + 1, self.offset + 1)
self.env.insert(assist)
def _calculate_proposals(self):
self.interface._check_project()
resource = self.interface.resource
maxfixes = self.env.get('codeassist_maxfixes')
proposals = codeassist.code_assist(
self.interface.project, self.source, self.offset,
resource, maxfixes=maxfixes)
if self.env.get('sorted_completions', True):
proposals = codeassist.sorted_proposals(proposals)
if self.autoimport is not None:
if self.starting.strip() and '.' not in self.expression:
import_assists = self.autoimport.import_assist(self.starting)
for assist in import_assists:
p = codeassist.CompletionProposal(' : '.join(assist),
'autoimport')
proposals.append(p)
return proposals
def _insert_import(self, name, module):
lineno = self.autoimport.find_insertion_line(self.source)
line = 'from %s import %s' % (module, name)
self.env.insert_line(line, lineno)
def _calculate_prefix(self, proposals):
if not proposals:
return ''
prefix = self.env._completion_text(proposals[0])
for proposal in proposals:
common = 0
name = self.env._completion_text(proposal)
for c1, c2 in zip(prefix, name):
if c1 != c2 or ' ' in (c1, c2):
break
common += 1
prefix = prefix[:common]
return prefix
@property
@utils.cacheit
def offset(self):
return self.env.get_offset()
@property
@utils.cacheit
def source(self):
return self.interface._get_text()
@property
@utils.cacheit
def starting_offset(self):
return codeassist.starting_offset(self.source, self.offset)
@property
@utils.cacheit
def starting(self):
return self.source[self.starting_offset:self.offset]
@property
@utils.cacheit
def expression(self):
return codeassist.starting_expression(self.source, self.offset)
@property
def autoimport(self):
return self.interface.autoimport