<commit_before>import os
import json
import uuid
import asyncio
import hashlib

import waterbutler
from waterbutler import streams
from waterbutler import settings
from waterbutler.providers import core
from waterbutler.providers import exceptions


@core.register_provider('osfstorage')
class OSFStorageProvider(core.BaseProvider):

    def __init__(self, auth, credentials, settings):
        super().__init__(auth, credentials, settings)
        self.callback = settings.pop('callback')
        self.metadata_url = settings.pop('metadata')
        self.provider_name = settings.pop('provider')

    def make_provider(self, settings):
        """Requests on different files may need to use different providers,
        instances, e.g. when different files lives in different containers
        within a provider. This helper creates a single-use provider instance
        that optionally overrides the settings.

        :param dict settings: Overridden settings
        """
        return core.make_provider(
            self.provider_name,
            auth=self.auth,
            credentials=self.credentials,
            settings=settings,
        )

    @asyncio.coroutine
    def download(self, **kwargs):
        # osf storage metadata will return a virtual path within the provider
        resp = yield from self.make_request(
            'GET',
            self.callback,
            params=kwargs,
            expects=(200, ),
            throws=exceptions.DownloadError,
        )
        data = yield from resp.json()
        provider = self.make_provider(data['settings'])
        return (yield from provider.download(**data['data']))

    @asyncio.coroutine
    def upload(self, stream, path, **kwargs):
        pending_name = str(uuid.uuid4())
        pending_path = os.path.join(settings.FILE_PATH_PENDING, pending_name)

        stream.add_writer('md5', streams.HashStreamWriter(hashlib.md5))
        stream.add_writer('sha1', streams.HashStreamWriter(hashlib.sha1))
        stream.add_writer('sha256', streams.HashStreamWriter(hashlib.sha256))
        stream.add_writer('file', open(pending_path, 'wb'))

        provider = self.make_provider(self.settings)
        yield from provider.upload(stream, pending_name, **kwargs)

        complete_name = stream.writers['sha256'].hexdigest
        complete_path = os.path.join(settings.FILE_PATH_COMPLETE, complete_name)
        metadata = yield from provider.move(
            provider,
            {'path': pending_name},
            {'path': complete_name},
        )
        os.rename(pending_path, complete_path)
        yield from self.make_request(
            'POST',
            self.callback,
            data=json.dumps({
                # '...auth..provider metadata...hashes...virtual_path': '...',
                'auth': self.auth,
                'settings': self.settings,
                'metadata': metadata,
                'hashes': {
                    'md5': stream.writers['md5'].hexdigest,
                    'sha1': stream.writers['sha1'].hexdigest,
                    'sha256': stream.writers['sha256'].hexdigest,
                },
                'worker': {
                    'host': os.uname()[1],
                    # TODO: Include additional information
                    'address': None,
                    'version': waterbutler.__version__,
                },
                'path': path,
            }),
            headers={'Content-Type': 'application/json'},
        )

        # TODO: Celery Tasks for Parity & Archive
        # tasks.Archive()
        metadata['name'] = path
        return metadata
        # return OsfStorageMetadata(metadata, path)

    @asyncio.coroutine
    def delete(self, path, **kwargs):
        # resp = yield from self.make_request(
        #     'DELETE',
        #     self.identity['crudCallback'],
        #     params=kwargs,
        # )
        pass
        # # call to osf metadata
        # response = yield from self.make_request(
        #     'POST',
        #     self.build_url('fileops', 'delete'),
        #     data={'folder': 'auto', 'path': self.build_path(path)},
        # )
        # return streams.ResponseStream(response)

    @asyncio.coroutine
    def metadata(self, **kwargs):
        resp = yield from self.make_request(
            'GET',
            self.metadata_url,
            params=kwargs,
        )
        # response = yield from self.make_request(
        #     'GET',
        #     self.build_url('metadata', 'auto', self.build_path(path)),
        # )
        # if response.status != 200:
        #     raise exceptions.FileNotFoundError(path)
        #
        data = yield from resp.json()
        return data
        return [self.format_metadata(x) for x in data]

    def format_metadata(self, data):
        return {
            'provider': 'dropbox',
            'kind': 'folder' if data['is_dir'] else 'file',
            'name': os.path.split(data['path'])[1],
            'path': data['path'],
            'size': data['bytes'],
            'modified': data['modified'],
            'extra': {}  # TODO Include extra data from dropbox
        }


# class OsfStorageMetadata(core.BaseMetadata):

#     def __init__(self, raw, path):
#         super().__init__(raw)
#         self.path = path

#     @property<commit_msg>sign urls<commit_after>import os
import json
import time
import uuid
import asyncio
import hashlib

import furl

import waterbutler
from waterbutler import signing
from waterbutler import streams
from waterbutler import settings
from waterbutler.providers import core
from waterbutler.providers import exceptions


def sign_url(url, payload, ttl=100):
    payload['time'] = int(time.time() + ttl)
    payload, signature = signing.osf_signer.sign_payload(payload)
    f_url = furl.furl(url)
    f_url.args = {
        'payload': payload.decode(),
        'signature': signature,
    }
    return f_url.url


@core.register_provider('osfstorage')
class OSFStorageProvider(core.BaseProvider):

    def __init__(self, auth, credentials, settings):
        super().__init__(auth, credentials, settings)
        self.callback = settings.pop('callback')
        self.metadata_url = settings.pop('metadata')
        self.provider_name = settings.pop('provider')

    def make_provider(self, settings):
        """Requests on different files may need to use different providers,
        instances, e.g. when different files lives in different containers
        within a provider. This helper creates a single-use provider instance
        that optionally overrides the settings.

        :param dict settings: Overridden settings
        """
        return core.make_provider(
            self.provider_name,
            auth=self.auth,
            credentials=self.credentials,
            settings=settings,
        )

    @asyncio.coroutine
    def download(self, **kwargs):
        # osf storage metadata will return a virtual path within the provider
        url = sign_url(self.callback, kwargs)
        resp = yield from self.make_request(
            'GET',
            url,
            expects=(200, ),
            throws=exceptions.DownloadError,
        )
        data = yield from resp.json()
        provider = self.make_provider(data['settings'])
        return (yield from provider.download(**data['data']))

    @asyncio.coroutine
    def upload(self, stream, path, **kwargs):
        pending_name = str(uuid.uuid4())
        pending_path = os.path.join(settings.FILE_PATH_PENDING, pending_name)

        stream.add_writer('md5', streams.HashStreamWriter(hashlib.md5))
        stream.add_writer('sha1', streams.HashStreamWriter(hashlib.sha1))
        stream.add_writer('sha256', streams.HashStreamWriter(hashlib.sha256))
        stream.add_writer('file', open(pending_path, 'wb'))

        provider = self.make_provider(self.settings)
        yield from provider.upload(stream, pending_name, **kwargs)

        complete_name = stream.writers['sha256'].hexdigest
        complete_path = os.path.join(settings.FILE_PATH_COMPLETE, complete_name)
        metadata = yield from provider.move(
            provider,
            {'path': pending_name},
            {'path': complete_name},
        )
        os.rename(pending_path, complete_path)
        yield from self.make_request(
            'POST',
            self.callback,
            data=json.dumps({
                # '...auth..provider metadata...hashes...virtual_path': '...',
                'auth': self.auth,
                'settings': self.settings,
                'metadata': metadata,
                'hashes': {
                    'md5': stream.writers['md5'].hexdigest,
                    'sha1': stream.writers['sha1'].hexdigest,
                    'sha256': stream.writers['sha256'].hexdigest,
                },
                'worker': {
                    'host': os.uname()[1],
                    # TODO: Include additional information
                    'address': None,
                    'version': waterbutler.__version__,
                },
                'path': path,
            }),
            headers={'Content-Type': 'application/json'},
        )

        # TODO: Celery Tasks for Parity & Archive
        # tasks.Archive()
        metadata['name'] = path
        return metadata
        # return OsfStorageMetadata(metadata, path)

    @asyncio.coroutine
    def delete(self, path, **kwargs):
        # resp = yield from self.make_request(
        #     'DELETE',
        #     self.identity['crudCallback'],
        #     params=kwargs,
        # )
        pass
        # # call to osf metadata
        # response = yield from self.make_request(
        #     'POST',
        #     self.build_url('fileops', 'delete'),
        #     data={'folder': 'auto', 'path': self.build_path(path)},
        # )
        # return streams.ResponseStream(response)

    @asyncio.coroutine
    def metadata(self, **kwargs):
        signed_url = sign_url(self.metadata_url, kwargs)
        resp = yield from self.make_request(
            'GET',
            signed_url,
            expects=(200, )
        )
        # response = yield from self.make_request(
        #     'GET',
        #     self.build_url('metadata', 'auto', self.build_path(path)),
        # )
        # if response.status != 200:
        #     raise exceptions.FileNotFoundError(path)
        #
        data = yield from resp.json()
        return data
        return [self.format_metadata(x) for x in data]

    def format_metadata(self, data):
        return {
            'provider': 'dropbox',
            'kind': 'folder' if data['is_dir'] else 'file',
            'name': os.path.split(data['path'])[1],
            'path': data['path'],
            'size': data['bytes'],
            'modified': data['modified'],
            'extra': {}  # TODO Include extra data from dropbox
        }


# class OsfStorageMetadata(core.BaseMetadata):

#     def __init__(self, raw, path):
#         super().__init__(raw)
#         self.path = path

#     @property
{'fraction_non_alphanumeric': 0.11524163568773234, 'fraction_numerical': 0.006346903617735062, 'mean_word_length': 2.0655919955530853, 'pattern_counts': {'":': 0, '<': 3, '<?xml version=': 0, '>': 3, 'https://': 0, 'lorem ipsum': 0, 'www.': 0, 'xml': 0}, 'pii_count': 0, 'substrings_counts': 0, 'word_list_counts': {'cursed_substrings.json': 6, 'profanity_word_list.json': 0, 'sexual_word_list.json': 0, 'zh_pornsignals.json': 0}}
{'dir': 'git-commits-cleaned', 'id': '6530365', 'n_tokens_mistral': 3029, 'n_tokens_neox': 2941, 'n_words': 678}