# Copyright (c) 2011, Robert Escriva
# All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions are met:
#
#     * Redistributions of source code must retain the above copyright notice,
#       this list of conditions and the following disclaimer.
#     * Redistributions in binary form must reproduce the above copyright
#       notice, this list of conditions and the following disclaimer in the
#       documentation and/or other materials provided with the distribution.
#     * Neither the name of Firmant nor the names of its contributors may be
#       used to endorse or promote products derived from this software without
#       specific prior written permission.
#
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
# AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
# ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
# LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
# CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
# POSSIBILITY OF SUCH DAMAGE.

'''This module automatically handles writing data to the filesystem.
'''


from __future__ import absolute_import
from __future__ import print_function
from __future__ import unicode_literals
from __future__ import with_statement

import firmant.urls
import firmant.utils.paths


__all__ = ['write']


_written = set()


def write(key, data):
    path = firmant.urls.fs(key)
    with firmant.utils.paths.create_or_truncate(path) as fout:
        fout.write(data.encode('utf-8'))
        fout.flush()
        fout.close()
    _written.add(path)

# Copyright (c) 2011, Robert Escriva
# All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions are met:
#
#     * Redistributions of source code must retain the above copyright notice,
#       this list of conditions and the following disclaimer.
#     * Redistributions in binary form must reproduce the above copyright
#       notice, this list of conditions and the following disclaimer in the
#       documentation and/or other materials provided with the distribution.
#     * Neither the name of Firmant nor the names of its contributors may be
#       used to endorse or promote products derived from this software without
#       specific prior written permission.
#
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
# AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
# ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
# LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
# CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
# POSSIBILITY OF SUCH DAMAGE.

'''This module automatically handles writing data to the filesystem.
'''


from __future__ import absolute_import
from __future__ import print_function
from __future__ import unicode_literals
from __future__ import with_statement

import errno
import os
import os.path

import firmant.urls
import firmant.utils.paths


__all__ = ['write']


_written = set()


def symlink(key, path):
    dest = firmant.urls.fs(key)
    rel = os.path.relpath(path, os.path.dirname(dest))
    try:
        os.makedirs(os.path.dirname(dest))
    except OSError, ex:
        if ex.errno != errno.EEXIST:
            raise ex
    try:
        os.unlink(dest)
    except OSError, ex:
        if ex.errno != errno.ENOENT:
            raise ex
    os.symlink(rel, dest)


def write(key, data):
    path = firmant.urls.fs(key)
    with firmant.utils.paths.create_or_truncate(path) as fout:
        fout.write(data.encode('utf-8'))
        fout.flush()
        fout.close()
    _written.add(path)

Add an output method for symlinking to files.