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74 lines
3.3 KiB
Python
74 lines
3.3 KiB
Python
# Copyright (c) 2010 Google Inc. All rights reserved.
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#
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# Redistribution and use in source and binary forms, with or without
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# modification, are permitted provided that the following conditions are
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# met:
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#
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# * Redistributions of source code must retain the above copyright
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# notice, this list of conditions and the following disclaimer.
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# * Redistributions in binary form must reproduce the above
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# copyright notice, this list of conditions and the following disclaimer
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# in the documentation and/or other materials provided with the
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# distribution.
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# * Neither the name of Google Inc. nor the names of its
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# contributors may be used to endorse or promote products derived from
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# this software without specific prior written permission.
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#
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# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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# A home for file logic which should sit above FileSystem, but
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# below more complicated objects.
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import logging
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import zipfile
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from webkitpy.common.system.executive import ScriptError
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_log = logging.getLogger(__name__)
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class Workspace(object):
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def __init__(self, filesystem, executive):
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self._filesystem = filesystem
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self._executive = executive # FIXME: Remove if create_zip is moved to python.
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def find_unused_filename(self, directory, name, extension, search_limit=100):
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for count in range(search_limit):
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if count:
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target_name = "%s-%s.%s" % (name, count, extension)
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else:
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target_name = "%s.%s" % (name, extension)
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target_path = self._filesystem.join(directory, target_name)
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if not self._filesystem.exists(target_path):
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return target_path
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# If we can't find an unused name in search_limit tries, just give up.
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return None
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def create_zip(self, zip_path, source_path, zip_class=zipfile.ZipFile):
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# It's possible to create zips with Python:
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# zip_file = ZipFile(zip_path, 'w')
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# for root, dirs, files in os.walk(source_path):
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# for path in files:
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# absolute_path = os.path.join(root, path)
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# zip_file.write(os.path.relpath(path, source_path))
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# However, getting the paths, encoding and compression correct could be non-trivial.
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# So, for now we depend on the environment having "zip" installed (likely fails on Win32)
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try:
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self._executive.run_command(['zip', '-9', '-r', zip_path, '.'], cwd=source_path)
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except ScriptError, e:
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_log.error("Workspace.create_zip failed in %s:\n%s" % (source_path, e.message_with_output()))
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return None
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return zip_class(zip_path)
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