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#
# Copyright (C) 2008 Canonical Ltd.
# (Authored by Martin Albisetti <argentina@gmail.com>)
# Copyright (C) 2008 Robert Collins
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
#
import sets
try:
from bzrlib.plugins.search import errors
from bzrlib.plugins.search import index as _mod_index
from bzrlib.plugins.search.index import FileTextHit, RevisionHit
except ImportError:
_mod_index = None
def search_revisions(branch, query_list, suggest=False):
"""
Search using bzr-search plugin to find revisions matching the query.
This can either suggest query terms, or revision ids.
param branch: branch object to search in
param query_list: string to search
param suggest: Optional flag to request suggestions instead of results
return: A list for results, either revision ids or terms
"""
if _mod_index is None:
return None # None indicates could-not-search
try:
index = _mod_index.open_index_branch(branch)
except errors.NoSearchIndex:
return None # None indicates could-not-search
query = query_list.split(' ')
query = [(term,) for term in query]
revid_list = []
index._branch.lock_read()
try:
if suggest:
terms = index.suggest(query)
terms = list(terms)
terms.sort()
return terms
else:
for result in index.search(query):
if isinstance(result, FileTextHit):
revid_list.append(result.text_key[1])
elif isinstance(result, RevisionHit):
revid_list.append(result.revision_key[0])
return list(sets.Set(revid_list))
finally:
index._branch.unlock()
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