def replacer(match):
before, url_prefix, rel_path, after = match.groups()
path = make_absolute_static_path(self.settings['static_dir'],
rel_path)
assert os.path.isfile(path), (path, str(self))
if os.stat(path).st_size > MAX_FILE_SIZE:
logging.debug('Not inlining %s (%.2fKB)', path,
os.stat(path).st_size / KB)
return match.group(0)
else:
encoded = base64.b64encode(open(path).read())
mime_type, _ = mimetypes.guess_type(path)
if not mime_type and path.endswith('.otf'):
mime_type = 'application/octet-stream'
if not mime_type and path.endswith('.ttf'):
mime_type = 'font/ttf'
if not mime_type and path.endswith('.eot'):
mime_type = 'application/vnd.ms-fontobject'
if not mime_type and path.endswith('.woff'):
mime_type = 'application/x-font-woff'
if not mime_type and path.endswith('.json'):
mime_type = 'application/json'
if not mime_type and path.endswith('.svg'):
mime_type = 'image/svg+xml'
data_uri = 'data:%s;base64,%s' % (mime_type, encoded)
if len(data_uri) >= MAX_DATA_URI_SIZE:
logging.debug('Not inlining %s (%.2fKB encoded)', path,
len(data_uri) / KB)
return match.group(0)
seen_assets['%s%s' % (url_prefix, rel_path)] += 1
return ''.join([before, data_uri, after])
def replacer(match):
before, url_prefix, rel_path, after = match.groups()
path = make_absolute_static_path(self.settings['static_dir'], rel_path)
assert os.path.isfile(path), (path, str(self))
if os.stat(path).st_size > MAX_FILE_SIZE:
logging.debug('Not inlining %s (%.2fKB)', path, os.stat(path).st_size / KB)
return match.group(0)
else:
encoded = base64.b64encode(open(path).read())
mime_type, _ = mimetypes.guess_type(path)
if not mime_type and path.endswith('.otf'):
mime_type = 'application/octet-stream'
if not mime_type and path.endswith('.ttf'):
mime_type = 'font/ttf'
if not mime_type and path.endswith('.eot'):
mime_type = 'application/vnd.ms-fontobject'
if not mime_type and path.endswith('.woff'):
mime_type = 'application/x-font-woff'
if not mime_type and path.endswith('.json'):
mime_type = 'application/json'
if not mime_type and path.endswith('.svg'):
mime_type = 'image/svg+xml'
data_uri = 'data:%s;base64,%s' % (mime_type, encoded)
if len(data_uri) >= MAX_DATA_URI_SIZE:
logging.debug('Not inlining %s (%.2fKB encoded)', path, len(data_uri) / KB)
return match.group(0)
seen_assets['%s%s' % (url_prefix, rel_path)] += 1
return ''.join([before, data_uri, after])
def iter_static_deps(static_dir, src_path, static_url_prefix):
"""Yields static resources (ie, image files) from the given source path.
"""
assert os.path.isfile(src_path), src_path
for match in static_finder(open(src_path).read(), static_url_prefix):
dep_path = make_absolute_static_path(static_dir, match.group(2))
if os.path.isfile(dep_path):
yield dep_path
else:
logging.warn('Missing dep %s (src: %s)', dep_path, src_path)
def iter_static_deps(static_dir, src_path, static_url_prefix):
"""Yields static resources (ie, image files) from the given source path.
"""
assert os.path.isfile(src_path), src_path
for match in static_finder(open(src_path).read(), static_url_prefix):
dep_path = make_absolute_static_path(static_dir, match.group(2))
if os.path.isfile(dep_path):
yield dep_path
else:
logging.warn('Missing dep %s (src: %s)', dep_path, src_path)
def upload_assets_to_s3(manifest, settings, skip_s3_upload=False):
"""Uploads any assets that are in the given manifest and in our compiled
output dir but missing from our static assets bucket to that bucket on S3.
"""
# We will gather a set of (file_name, file_path) tuples to be uploaded
to_upload = set()
# We know we want to upload each asset block (these correspond to the
# assetman.include_* blocks in each template)
for depspec in manifest.blocks.itervalues():
file_name = depspec['versioned_path']
file_path = make_output_path(settings['compiled_asset_root'],
file_name)
assert os.path.isfile(
file_path), 'Missing compiled asset %s' % file_path
to_upload.add((file_name, file_path))
# And we know that we'll want to upload any statically-referenced assets
# (from assetman.static_url calls or referenced in any compiled assets),
# but we'll need to filter out other entries in the complete 'assets'
# block of the manifest.
should_skip = re.compile(r'\.(scss|less|css|js|html)$', re.I).search
for rel_path, depspec in manifest.assets.iteritems():
if should_skip(rel_path):
continue
file_path = make_absolute_static_path(settings['static_dir'], rel_path)
assert os.path.isfile(file_path), 'Missing static asset %s' % file_path
file_name = depspec['versioned_path']
to_upload.add((file_name, file_path))
logging.info('Found %d assets to upload to S3', len(to_upload))
if skip_s3_upload:
logging.info('Skipping asset upload to S3 %s', to_upload)
return to_upload
# Upload assets to S3 using 5 threads
queue = Queue.Queue()
errors = []
for i in xrange(5):
uploader = S3UploadThread(queue, errors, manifest, settings)
uploader.setDaemon(True)
uploader.start()
map(queue.put, to_upload)
queue.join()
if errors:
raise Exception(errors)
return to_upload
def replacer(match):
before, url_prefix, rel_path, after = match.groups()
path = make_absolute_static_path(self.settings['static_dir'], rel_path)
assert os.path.isfile(path), (path, str(self))
if os.stat(path).st_size > MAX_FILE_SIZE:
logging.debug('Not inlining %s (%.2fKB)', path, os.stat(path).st_size / KB)
return match.group(0)
else:
encoded = base64.b64encode(open(path).read())
mime, _ = mimetypes.guess_type(path)
data_uri = 'data:%s;base64,%s' % (mime, encoded)
if len(data_uri) >= MAX_DATA_URI_SIZE:
logging.debug('Not inlining %s (%.2fKB encoded)', path, len(data_uri) / KB)
return match.group(0)
seen_assets['%s%s' % (url_prefix, rel_path)] += 1
return ''.join([before, data_uri, after])
def upload_assets_to_s3(manifest, settings, skip_s3_upload=False):
"""Uploads any assets that are in the given manifest and in our compiled
output dir but missing from our static assets bucket to that bucket on S3.
"""
# We will gather a set of (file_name, file_path) tuples to be uploaded
to_upload = set()
# We know we want to upload each asset block (these correspond to the
# assetman.include_* blocks in each template)
for depspec in manifest.blocks.itervalues():
file_name = depspec['versioned_path']
file_path = make_output_path(settings['compiled_asset_root'], file_name)
assert os.path.isfile(file_path), 'Missing compiled asset %s' % file_path
to_upload.add((file_name, file_path))
# And we know that we'll want to upload any statically-referenced assets
# (from assetman.static_url calls or referenced in any compiled assets),
# but we'll need to filter out other entries in the complete 'assets'
# block of the manifest.
should_skip = re.compile(r'\.(scss|less|css|js|html)$', re.I).search
for rel_path, depspec in manifest.assets.iteritems():
if should_skip(rel_path):
continue
file_path = make_absolute_static_path(settings['static_dir'], rel_path)
assert os.path.isfile(file_path), 'Missing static asset %s' % file_path
file_name = depspec['versioned_path']
to_upload.add((file_name, file_path))
logging.info('Found %d assets to upload to S3', len(to_upload))
if skip_s3_upload:
logging.info('Skipping asset upload to S3 %s', to_upload)
return to_upload
# Upload assets to S3 using 5 threads
queue = Queue.Queue()
errors = []
for i in xrange(5):
uploader = S3UploadThread(queue, errors, manifest, settings)
uploader.setDaemon(True)
uploader.start()
map(queue.put, to_upload)
queue.join()
if errors:
raise Exception(errors)
return to_upload
def iter_template_deps(static_dir, src_path, static_url_prefix):
"""Yields static resources included as {{assetman.static_url()}} calls
in the given source path, which should be a Tornado template.
TODO: need one of these for every supported template language?
"""
src = open(src_path).read()
for match in static_url_call_finder(src):
arg = match.group(1)
quotes = '\'"'
if arg[0] not in quotes or arg[-1] not in quotes:
msg = 'Vars not allowed in static_url calls: %s' % match.group(0)
raise ParseError(src_path, msg)
else:
dep_path = make_absolute_static_path(static_dir, arg.strip(quotes))
if os.path.isfile(dep_path):
yield dep_path
else:
logging.warn('Missing dep %s (src: %s)', dep_path, src_path)
def iter_template_deps(static_dir, src_path, static_url_prefix):
"""Yields static resources included as {{assetman.static_url()}} calls
in the given source path, which should be a Tornado template.
TODO: need one of these for every supported template language?
"""
src = open(src_path).read()
for match in static_url_call_finder(src):
arg = match.group(1)
quotes = '\'"'
if arg[0] not in quotes or arg[-1] not in quotes:
msg = 'Vars not allowed in static_url calls: %s' % match.group(0)
raise ParseError(src_path, msg)
else:
dep_path = make_absolute_static_path(static_dir, arg.strip(quotes))
if os.path.isfile(dep_path):
yield dep_path
else:
logging.warn('Missing dep %s (src: %s)', dep_path, src_path)
def version_dependency(path, manifest):
"""A dependency's version is calculated using this recursive formula:
version = md5(md5(path_contents) + version(deps))
So, the version of a path is based on the hash of its own file contents as
well as those of each of its dependencies.
"""
assert path in manifest.assets, path
if manifest.assets[path]['version']:
return manifest.assets[path]['version']
h = hashlib.md5()
h.update(get_file_hash(make_absolute_static_path(manifest.settings['static_dir'], path)))
for dep_path in manifest.assets[path]['deps']:
h.update(version_dependency(dep_path, manifest))
version = h.hexdigest()
_, ext = os.path.splitext(path)
manifest.assets[path]['version'] = version
manifest.assets[path]['versioned_path'] = version + ext
return manifest.assets[path]['version']
def version_dependency(path, manifest):
"""A dependency's version is calculated using this recursive formula:
version = md5(md5(path_contents) + version(deps))
So, the version of a path is based on the hash of its own file contents as
well as those of each of its dependencies.
"""
assert path in manifest.assets, path
if manifest.assets[path]['version']:
return manifest.assets[path]['version']
h = hashlib.md5()
h.update(
get_file_hash(
make_absolute_static_path(manifest.settings['static_dir'], path)))
for dep_path in manifest.assets[path]['deps']:
h.update(version_dependency(dep_path, manifest))
version = h.hexdigest()
_, ext = os.path.splitext(path)
manifest.assets[path]['version'] = version
manifest.assets[path]['versioned_path'] = version + ext
return manifest.assets[path]['version']
