def get_path_history(self, path, rev=None, limit=None):
# TODO: This doesn't handle the case where the head node has been
# deleted or a file has changed to a directory or vica versa.
from p4trac.repos import P4NodePath
nodePath = P4NodePath(P4NodePath.normalisePath(path), rev)
node = PerforceNode(nodePath, self, self.log)
return node.get_history(limit)
def get_path_history(self, path, rev=None, limit=None):
# TODO: This doesn't handle the case where the head node has been
# deleted or a file has changed to a directory or vica versa.
from p4trac.repos import P4NodePath
nodePath = P4NodePath(P4NodePath.normalisePath(path), rev)
node = PerforceNode(nodePath, self._repos, self.log)
return node.get_history(limit)
def normalisePath(path):
"""Normalise a Perforce path and return it as a Trac-compatible path.
If None or the empty string is passed then the root path is returned.
The path is returned with a single leading slash rather than the Perforce
depot notation which uses two leading slashes.
@return: The normalised Perforce path.
@rtype: C{unicode}
"""
from p4trac.repos import P4NodePath
path = P4NodePath.normalisePath(path)
if path is None:
return u'/'
else:
return path[1:]
def normalisePath(path):
"""Normalise a Perforce path and return it as a Trac-compatible path.
If None or the empty string is passed then the root path is returned.
The path is returned with a single leading slash rather than the Perforce
depot notation which uses two leading slashes.
@return: The normalised Perforce path.
@rtype: C{unicode}
"""
from p4trac.repos import P4NodePath
path = P4NodePath.normalisePath(path)
if path is None:
return u'/'
else:
return path[1:]
def get_changes(self, old_path, old_rev, new_path, new_rev, ignore_ancestry=0):
self.log.debug('PerforceRepository.get_changes(%r,%r,%r,%r)' % (
old_path, old_rev, new_path, new_rev))
from p4trac.repos import P4NodePath
oldNodePath = P4NodePath(P4NodePath.normalisePath(old_path), old_rev)
oldNode = self._repos.getNode(oldNodePath)
newNodePath = P4NodePath(P4NodePath.normalisePath(new_path), new_rev)
newNode = self._repos.getNode(newNodePath)
if (newNode.isFile and oldNode.isDirectory) or \
(newNode.isDirectory and oldNode.isFile):
raise TracError("Cannot view changes between directory and file")
if newNode.isDirectory or oldNode.isDirectory:
if oldNodePath.isRoot:
oldQueryPath = u'%s...%s' % (rootPath(self._connection),
oldNodePath.rev)
else:
oldQueryPath = u'%s/...%s' % (oldNodePath.path,
oldNodePath.rev)
if newNodePath.isRoot:
newQueryPath = u'%s...%s' % (rootPath(self._connection),
newNodePath.rev)
else:
newQueryPath = u'%s/...%s' % (newNodePath.path,
newNodePath.rev)
elif newNode.isFile or oldNode.isFile:
oldQueryPath = oldNodePath.fullPath
newQueryPath = newNodePath.fullPath
else:
raise TracError("Cannot diff two non-existant nodes")
from p4trac.repos import P4Diff2OutputConsumer
output = P4Diff2OutputConsumer(self._repos)
self.log.debug('p4 diff2 -ds %s %s' % (oldQueryPath, newQueryPath))
self._connection.run('diff2', '-ds',
self._repos.fromUnicode(oldQueryPath),
self._repos.fromUnicode(newQueryPath),
output=output)
if output.errors:
from p4trac.repos import PerforceError
raise PerforceError(output.errors)
for change in output.changes:
oldFileNodePath, newFileNodePath = change
if oldFileNodePath is not None:
oldFileNode = PerforceNode(oldFileNodePath,
self._repos,
self.log)
else:
oldFileNode = None
if newFileNodePath is not None:
newFileNode = PerforceNode(newFileNodePath,
self._repos,
self.log)
else:
newFileNode = None
if newFileNode and oldFileNode:
yield oldFileNode, newFileNode, Node.FILE, Changeset.EDIT
elif newFileNode:
yield oldFileNode, newFileNode, Node.FILE, Changeset.ADD
elif oldFileNode:
yield oldFileNode, newFileNode, Node.FILE, Changeset.DELETE
def next_rev(self, rev, path=''):
# Finding the next revision is a little more difficult in Perforce
# as we can only ask for the n most recent changes according to a
# given criteria. We query batches of changes using a binary search
# technique so that the number of changes queried is of the order of
# log N where N is the number of changes greater than rev. This way
# it is still fairly efficient if the next change is 1 or 1000 changes
# later.
self.log.debug('next_rev(%r,%r)' % (rev, path))
from p4trac.repos import P4NodePath
if not path:
queryPath = u'...'
else:
path = P4NodePath.normalisePath(path)
node = self._repos.getNode(P4NodePath(path, rev))
self.log.debug(u'node : %i %i %s' % (node.isDirectory, node.nodePath.isRoot, node.nodePath.path))
if node.isDirectory:
if node.nodePath.isRoot:
queryPath = u'...'
else:
queryPath = u'%s/...' % node.nodePath.path
else:
queryPath = node.nodePath.path
queryPath = self._repos.fromUnicode(queryPath)
self.log.debug(u'Looking for next_rev after change %i for %s' % (rev, path))
# Perform a binary-search of sorts for the next revision
batchSize = 50
lowerBound = rev + 1
upperBound = self.youngest_rev
while lowerBound <= upperBound:
if lowerBound + batchSize > upperBound:
batchUpperBound = upperBound
else:
middle = (upperBound + lowerBound) / 2
if middle - lowerBound < batchSize:
batchUpperBound = lowerBound + batchSize
else:
batchUpperBound = middle
self.log.debug(
'Looking for changes in range [%i, %i]' % (lowerBound,
batchUpperBound))
from p4trac.repos import P4ChangesOutputConsumer
output = P4ChangesOutputConsumer(self._repos)
depot_path = '%s%s@>=%i,@<=%i' % (rootPath(self._connection),
queryPath, lowerBound, batchUpperBound)
self.log.debug(u'p4 changes -l -s submitted -m %s %s' % (batchSize, depot_path))
self._connection.run('changes', '-l', '-s', 'submitted',
'-m', str(batchSize),
depot_path, output=output)
if output.errors:
from p4trac.repos import PerforceError
raise PerforceError(output.errors)
if output.changes:
lowest = min(output.changes)
assert lowest >= lowerBound
assert lowest <= batchUpperBound
if lowerBound + batchSize >= batchUpperBound:
# There are no earlier changes
self.log.debug('next_rev is %i' % lowest)
return lowest
else:
# There may be another earlier changes but we know it
# can't be any later than lowest.
upperBound = lowest
else:
# Didn't find any changes in (lowerBound, batchUpperBound)
# Try searching from batchUpperBound + 1 onwards
lowerBound = batchUpperBound + 1
return None
def get_node(self, path, rev=None):
self.log.debug('get_node(%s, %s) called' % (path, rev))
from p4trac.repos import P4NodePath
nodePath = P4NodePath(P4NodePath.normalisePath(path), rev)
return PerforceNode(nodePath, self._repos, self.log)
def has_node(self, path, rev=None):
from p4trac.repos import P4NodePath
path = P4NodePath.normalisePath(path)
return self._repos.getNode(P4NodePath(path, rev)).exists
def get_changes(self,
old_path,
old_rev,
new_path,
new_rev,
ignore_ancestry=0):
self.log.debug('PerforceRepository.get_changes(%r,%r,%r,%r)' %
(old_path, old_rev, new_path, new_rev))
from p4trac.repos import P4NodePath
oldNodePath = P4NodePath(P4NodePath.normalisePath(old_path), old_rev)
oldNode = self._repos.getNode(oldNodePath)
newNodePath = P4NodePath(P4NodePath.normalisePath(new_path), new_rev)
newNode = self._repos.getNode(newNodePath)
if (newNode.isFile and oldNode.isDirectory) or \
(newNode.isDirectory and oldNode.isFile):
raise TracError("Cannot view changes between directory and file")
if newNode.isDirectory or oldNode.isDirectory:
if oldNodePath.isRoot:
oldQueryPath = u'%s%s' % (rootPath(
self._connection), oldNodePath.rev)
else:
oldQueryPath = u'%s/...%s' % (oldNodePath.path,
oldNodePath.rev)
if newNodePath.isRoot:
newQueryPath = u'%s%s' % (rootPath(
self._connection), newNodePath.rev)
else:
newQueryPath = u'%s/...%s' % (newNodePath.path,
newNodePath.rev)
elif newNode.isFile or oldNode.isFile:
oldQueryPath = oldNodePath.fullPath
newQueryPath = newNodePath.fullPath
else:
raise TracError("Cannot diff two non-existant nodes")
from p4trac.repos import P4Diff2OutputConsumer
output = P4Diff2OutputConsumer(self._repos)
self._connection.run('diff2',
'-ds',
self._repos.fromUnicode(oldQueryPath),
self._repos.fromUnicode(newQueryPath),
output=output)
if output.errors:
from p4trac.repos import PerforceError
raise PerforceError(output.errors)
for change in output.changes:
oldFileNodePath, newFileNodePath = change
if oldFileNodePath is not None:
oldFileNode = PerforceNode(oldFileNodePath, self, self.log)
else:
oldFileNode = None
if newFileNodePath is not None:
newFileNode = PerforceNode(newFileNodePath, self, self.log)
else:
newFileNode = None
if newFileNode and oldFileNode:
yield oldFileNode, newFileNode, Node.FILE, Changeset.EDIT
elif newFileNode:
yield oldFileNode, newFileNode, Node.FILE, Changeset.ADD
elif oldFileNode:
yield oldFileNode, newFileNode, Node.FILE, Changeset.DELETE
def next_rev(self, rev, path=''):
# Finding the next revision is a little more difficult in Perforce
# as we can only ask for the n most recent changes according to a
# given criteria. We query batches of changes using a binary search
# technique so that the number of changes queried is of the order of
# log N where N is the number of changes greater than rev. This way
# it is still fairly efficient if the next change is 1 or 1000 changes
# later.
self.log.debug('next_rev(%r,%r)' % (rev, path))
from p4trac.repos import P4NodePath
if not path:
path = u'//'
else:
path = P4NodePath.normalisePath(path)
node = self._repos.getNode(P4NodePath(path, rev))
if node.isDirectory:
if node.nodePath.isRoot:
# Handle the root path specially since it encompasses all
# changes and so can use the repository's internal cache.
return self._repos.getNextChange(int(rev))
else:
queryPath = u'%s/...' % node.nodePath.path
else:
queryPath = node.nodePath.path
queryPath = self._repos.fromUnicode(queryPath)
self.log.debug(u'Looking for next_rev after change %i for %s' %
(rev, path))
# Perform a binary-search of sorts for the next revision
batchSize = 50
lowerBound = rev + 1
upperBound = self.youngest_rev
while lowerBound <= upperBound:
if lowerBound + batchSize > upperBound:
batchUpperBound = upperBound
else:
middle = (upperBound + lowerBound) / 2
if middle - lowerBound < batchSize:
batchUpperBound = lowerBound + batchSize
else:
batchUpperBound = middle
self.log.debug('Looking for changes in range [%i, %i]' %
(lowerBound, batchUpperBound))
from p4trac.repos import P4ChangesOutputConsumer
output = P4ChangesOutputConsumer(self._repos)
depot_path = '%s%s@>=%i,@<=%i' % (rootPath(
self._connection), queryPath, lowerBound, batchUpperBound)
self._connection.run('changes',
'-l',
'-s',
'submitted',
'-m',
str(batchSize),
depot_path,
output=output)
if output.errors:
from p4trac.repos import PerforceError
raise PerforceError(output.errors)
if output.changes:
lowest = min(output.changes)
assert lowest >= lowerBound
assert lowest <= batchUpperBound
if lowerBound + batchSize >= batchUpperBound:
# There are no earlier changes
self.log.debug('next_rev is %i' % lowest)
return lowest
else:
# There may be another earlier changes but we know it
# can't be any later than lowest.
upperBound = lowest
else:
# Didn't find any changes in (lowerBound, batchUpperBound)
# Try searching from batchUpperBound + 1 onwards
lowerBound = batchUpperBound + 1
return None
def get_node(self, path, rev=None):
self.log.debug('get_node(%s, %s) called' % (path, rev))
from p4trac.repos import P4NodePath
nodePath = P4NodePath(P4NodePath.normalisePath(path), rev)
return PerforceNode(nodePath, self, self.log)
def has_node(self, path, rev=None):
from p4trac.repos import P4NodePath
path = P4NodePath.normalisePath(path)
return self._repos.getNode(P4NodePath(path, rev)).exists
