def update_worksheet(self, worksheet_info, new_items):
'''
Set the worksheet to have items |new_items|.
'''
worksheet_uuid = worksheet_info['uuid']
last_item_id = worksheet_info['last_item_id']
length = len(worksheet_info['items'])
worksheet = self.model.get_worksheet(worksheet_uuid, fetch_items=False)
check_has_all_permission(self.model, self._current_user(), worksheet)
try:
new_items = [worksheet_util.convert_item_to_db(item) for item in new_items]
self.model.update_worksheet(worksheet_uuid, last_item_id, length, new_items)
except UsageError:
# Turn the model error into a more readable one using the object.
raise UsageError('%s was updated concurrently!' % (worksheet,))
def update_worksheet_items(worksheet_info, new_items, convert_items=True):
"""
Set the worksheet to have items |new_items|.
"""
worksheet_uuid = worksheet_info['uuid']
last_item_id = worksheet_info['last_item_id']
length = len(worksheet_info['items'])
worksheet = local.model.get_worksheet(worksheet_uuid, fetch_items=False)
check_worksheet_has_all_permission(local.model, request.user, worksheet)
worksheet_util.check_worksheet_not_frozen(worksheet)
try:
if convert_items:
new_items = [worksheet_util.convert_item_to_db(item) for item in new_items]
local.model.update_worksheet_items(worksheet_uuid, last_item_id, length, new_items)
except UsageError:
# Turn the model error into a more readable one using the object.
raise UsageError('%s was updated concurrently!' % (worksheet,))
def update_worksheet_items(worksheet_info, new_items, convert_items=True):
"""
Set the worksheet to have items |new_items|.
"""
worksheet_uuid = worksheet_info['uuid']
last_item_id = worksheet_info['last_item_id']
length = len(worksheet_info['items'])
worksheet = local.model.get_worksheet(worksheet_uuid, fetch_items=False)
check_worksheet_has_all_permission(local.model, request.user, worksheet)
worksheet_util.check_worksheet_not_frozen(worksheet)
try:
if convert_items:
new_items = [worksheet_util.convert_item_to_db(item) for item in new_items]
local.model.update_worksheet_items(worksheet_uuid, last_item_id, length, new_items)
except UsageError:
# Turn the model error into a more readable one using the object.
raise UsageError('%s was updated concurrently!' % (worksheet,))
def add_with_prelude_items(old_bundle_uuid, new_bundle_uuid):
'''
Add new_bundle_uuid to the current worksheet (along with the occurrences on the worksheet).
Also add the prelude (items that occur right before old_bundle_uuid on a worksheet).
Note that new_bundle_uuid might get multiple times.
'''
host_worksheet_uuids = self.model.get_host_worksheet_uuids([old_bundle_uuid])[old_bundle_uuid]
if len(host_worksheet_uuids) > 0:
# Choose a single worksheet.
if worksheet_uuid in host_worksheet_uuids:
# If current worksheet is one of them, favor that one.
host_worksheet_uuid = worksheet_uuid
else:
# Choose an arbitrary one
host_worksheet_uuid = host_worksheet_uuids[0]
if host_worksheet_uuid in worksheet_cache:
worksheet_info = worksheet_cache[host_worksheet_uuid]
else:
worksheet_info = worksheet_cache[host_worksheet_uuid] = \
self.get_worksheet_info(host_worksheet_uuid, fetch_items=True)
# Look for items that appear right before the old_bundle_uuid
collect_items = []
for item in worksheet_info['items']:
(bundle_info, subworkheet_info, value_obj, type) = item
if type == worksheet_util.TYPE_BUNDLE and bundle_info['uuid'] == old_bundle_uuid:
# Ended in the target old_bundle_uuid, flush the prelude gathered so far.
for item2 in collect_items:
self.add_worksheet_item(worksheet_uuid, worksheet_util.convert_item_to_db(item2))
self.add_worksheet_item(worksheet_uuid, worksheet_util.bundle_item(new_bundle_uuid))
collect_items = []
elif type == worksheet_util.TYPE_MARKUP and value_obj == '':
collect_items = []
elif type == worksheet_util.TYPE_BUNDLE:
collect_items = []
else:
collect_items.append(item)
def mimic(self, old_inputs, old_output, new_inputs, new_output_name, worksheet_uuid, depth, shadow, dry_run):
'''
old_inputs: list of bundle uuids
old_output: bundle uuid that we produced
new_inputs: list of bundle uuids that are analogous to old_inputs
new_output_name: name of the bundle to create to be analogous to old_output (possibly None)
worksheet_uuid: add newly created bundles to this worksheet
depth: how far to do a BFS up from old_output.
shadow: whether to add the new inputs right after all occurrences of the old inputs in worksheets.
'''
check_worksheet_has_all_permission(self.model, self._current_user(), self.model.get_worksheet(worksheet_uuid, fetch_items=False))
#print 'old_inputs: %s, new_inputs: %s, old_output: %s, new_output_name: %s' % (old_inputs, new_inputs, old_output, new_output_name)
# Build the graph (get all the infos).
# If old_output is given, look at ancestors of old_output until we
# reached some depth. If it's not given, we first get all the
# descendants first, and then get their ancestors.
infos = {} # uuid -> bundle info
if old_output:
bundle_uuids = [old_output]
else:
bundle_uuids = self.model.get_self_and_descendants(old_inputs, depth=depth)
all_bundle_uuids = list(bundle_uuids) # should be infos.keys() in order
for _ in range(depth):
new_bundle_uuids = []
for bundle_uuid in bundle_uuids:
if bundle_uuid in infos: continue # Already visited
info = infos[bundle_uuid] = self.get_bundle_info(bundle_uuid)
for dep in info['dependencies']:
parent_uuid = dep['parent_uuid']
if parent_uuid not in infos:
new_bundle_uuids.append(parent_uuid)
all_bundle_uuids = new_bundle_uuids + all_bundle_uuids
bundle_uuids = new_bundle_uuids
# Make sure we have read access to all the bundles involved here.
check_bundles_have_read_permission(self.model, self._current_user(), list(infos.keys()))
# Now go recursively create the bundles.
old_to_new = {} # old_uuid -> new_uuid
downstream = set() # old_uuid -> whether we're downstream of an input (and actually needs to be mapped onto a new uuid)
created_uuids = set() # set of uuids which were newly created
plan = [] # sequence of (old, new) bundle infos to make
for old, new in zip(old_inputs, new_inputs):
old_to_new[old] = new
downstream.add(old)
# Return corresponding new_bundle_uuid
def recurse(old_bundle_uuid):
if old_bundle_uuid in old_to_new:
#print old_bundle_uuid, 'cached'
return old_to_new[old_bundle_uuid]
# Don't have any more information (because we probably hit the maximum depth)
if old_bundle_uuid not in infos:
#print old_bundle_uuid, 'no information'
return old_bundle_uuid
# Get information about the old bundle.
info = infos[old_bundle_uuid]
new_dependencies = [{
'parent_uuid': recurse(dep['parent_uuid']),
'parent_path': dep['parent_path'],
'child_uuid': dep['child_uuid'], # This is just a placeholder to do the equality test
'child_path': dep['child_path']
} for dep in info['dependencies']]
# If there are no inputs or if we're downstream of any inputs, we need to make a new bundle.
lone_output = (len(old_inputs) == 0 and old_bundle_uuid == old_output)
downstream_of_inputs = any(dep['parent_uuid'] in downstream for dep in info['dependencies'])
if lone_output or downstream_of_inputs:
# Now create a new bundle that mimics the old bundle.
# Only change the name if the output name is supplied.
old_bundle_name = info['metadata']['name']
new_info = copy.deepcopy(info)
new_metadata = new_info['metadata']
if new_output_name:
if old_bundle_uuid == old_output:
new_metadata['name'] = new_output_name
else:
# Just make up a name heuristically
new_metadata['name'] = new_output_name + '-' + info['metadata']['name']
# Remove all the automatically generated keys
cls = get_bundle_subclass(new_info['bundle_type'])
for spec in cls.METADATA_SPECS:
if spec.generated and spec.key in new_metadata:
new_metadata.pop(spec.key)
# Set the targets
targets = [(dep['child_path'], (dep['parent_uuid'], dep['parent_path'])) for dep in new_dependencies]
if dry_run:
new_bundle_uuid = None
else:
if new_info['bundle_type'] not in ('make', 'run'):
raise UsageError('Can\'t mimic %s since it is not make or run' % old_bundle_uuid)
new_bundle_uuid = self._derive_bundle(new_info['bundle_type'], \
targets, new_info['command'], new_metadata, worksheet_uuid)
new_info['uuid'] = new_bundle_uuid
plan.append((info, new_info))
downstream.add(old_bundle_uuid)
created_uuids.add(new_bundle_uuid)
else:
new_bundle_uuid = old_bundle_uuid
old_to_new[old_bundle_uuid] = new_bundle_uuid # Cache it
return new_bundle_uuid
if old_output:
recurse(old_output)
else:
# Don't have a particular output we're targetting, so just create
# new versions of all the uuids.
for uuid in all_bundle_uuids:
recurse(uuid)
# Add to worksheet
if not dry_run:
if shadow:
# Add each new bundle in the "shadow" of the old_bundle (right after it).
for old_bundle_uuid, new_bundle_uuid in old_to_new.items():
if new_bundle_uuid in created_uuids: # Only add novel bundles
self.model.add_shadow_worksheet_items(old_bundle_uuid, new_bundle_uuid)
else:
def newline():
self.model.add_worksheet_item(worksheet_uuid, worksheet_util.markup_item(''))
# A prelude of a bundle on a worksheet is the set of items that occur right before it (markup, directives, etc.)
# Let W be the first worksheet containing the old_inputs[0].
# Add all items on that worksheet that appear in old_to_new along with their preludes.
# For items not on this worksheet, add them at the end (instead of making them floating).
if old_output:
anchor_uuid = old_output
elif len(old_inputs) > 0:
anchor_uuid = old_inputs[0]
host_worksheet_uuids = self.model.get_host_worksheet_uuids([anchor_uuid])[anchor_uuid]
new_bundle_uuids_added = set()
skipped = True # Whether there were items that we didn't include in the prelude (in which case we want to put '')
if len(host_worksheet_uuids) > 0:
# Choose a single worksheet.
if worksheet_uuid in host_worksheet_uuids:
# If current worksheet is one of them, favor that one.
host_worksheet_uuid = worksheet_uuid
else:
# Choose an arbitrary one (in the future, have a better way of canonicalizing).
host_worksheet_uuid = host_worksheet_uuids[0]
# Fetch the worksheet
worksheet_info = self.get_worksheet_info(host_worksheet_uuid, fetch_items=True)
prelude_items = [] # The prelude that we're building up
for item in worksheet_info['items']:
(bundle_info, subworkheet_info, value_obj, item_type) = item
just_added = False
if item_type == worksheet_util.TYPE_BUNDLE:
old_bundle_uuid = bundle_info['uuid']
if old_bundle_uuid in old_to_new:
# Flush the prelude gathered so far.
new_bundle_uuid = old_to_new[old_bundle_uuid]
if new_bundle_uuid in created_uuids: # Only add novel bundles
# Stand in for things skipped (this is important so directives have proper extent).
if skipped:
newline()
# Add prelude and items
for item2 in prelude_items:
self.add_worksheet_item(worksheet_uuid, worksheet_util.convert_item_to_db(item2))
self.add_worksheet_item(worksheet_uuid, worksheet_util.bundle_item(new_bundle_uuid))
new_bundle_uuids_added.add(new_bundle_uuid)
just_added = True
if (item_type == worksheet_util.TYPE_MARKUP and value_obj != '') or item_type == worksheet_util.TYPE_DIRECTIVE:
prelude_items.append(item) # Include in prelude
skipped = False
else:
prelude_items = [] # Reset
skipped = not just_added
# Add the bundles that haven't been added yet
for info, new_info in plan:
new_bundle_uuid = new_info['uuid']
if new_bundle_uuid not in new_bundle_uuids_added:
if skipped:
newline()
skipped = False
self.add_worksheet_item(worksheet_uuid, worksheet_util.bundle_item(new_bundle_uuid))
return plan
