def s3_create_default_thumbs_for(item):
"""Create copies of the default thumbs for the given item.
This copies the default files (all named with an id of 'new') to
use the given item's id. This means there could be lots of duplicate
copies of the default thumbs, but at least we can always use the
same url when rendering.
:param item: A 2-tuple with a subdir name and an ID. If given a
ORM mapped class with _thumb_dir and id attributes, the info
can be extracted automatically.
:type item: ``tuple`` or mapped class instance
"""
# fallback to normal thumb handling if no S3 engine is enabled.
storage = get_s3_storage()
if not storage:
return None
bucket = storage.connect_to_bucket()
image_dir, item_id = normalize_thumb_item(item)
for key in config['thumb_sizes'][image_dir].iterkeys():
src_file = os.path.join(config['cache.dir'], 'images', thumb_path((image_dir, 'new'), key))
dst_file = thumb_path(item, key)
key = Key(bucket)
key.key = dst_file
key.set_metadata('is_default_thumb', '1')
key.set_contents_from_filename(src_file, {'Content-Type': 'image/jpeg'})
key.set_acl('public-read')
return True
def s3_create_thumbs_for(item, image_file, image_filename):
"""Creates thumbnails in all sizes for a given Media or Podcast object.
Side effects: Closes the open file handle passed in as image_file.
:param item: A 2-tuple with a subdir name and an ID. If given a
ORM mapped class with _thumb_dir and id attributes, the info
can be extracted automatically.
:type item: ``tuple`` or mapped class instance
:param image_file: An open file handle for the original image file.
:type image_file: file
:param image_filename: The original filename of the thumbnail image.
:type image_filename: unicode
"""
# fallback to normal thumb handling if no S3 engine is enabled.
storage = get_s3_storage()
if not storage:
return None
bucket = storage.connect_to_bucket()
image_dir, item_id = normalize_thumb_item(item)
img = Image.open(image_file)
# TODO: Allow other formats?
for key, xy in config['thumb_sizes'][item._thumb_dir].iteritems():
path = thumb_path(item, key)
thumb_img = resize_thumb(img, xy)
if thumb_img.mode != "RGB":
thumb_img = thumb_img.convert("RGB")
tmpfile = TemporaryFile()
thumb_img.save(tmpfile, 'JPEG')
key = Key(bucket)
key.key = path
key.set_contents_from_file(tmpfile, {'Content-Type': 'image/jpeg'})
key.set_acl('public-read')
# Backup the original image, ensuring there's no odd chars in the ext.
# Thumbs from DailyMotion include an extra query string that needs to be
# stripped off here.
ext = os.path.splitext(image_filename)[1].lower()
ext_match = _ext_filter.match(ext)
if ext_match:
backup_type = ext_match.group(1)
backup_path = thumb_path(item, 'orig', ext=backup_type)
image_file.seek(0)
key = Key(bucket)
key.key = backup_path
key.set_contents_from_file(image_file,
{'Content-Type': mimetypes.guess_type(backup_path)[0]})
key.set_acl('public-read')
image_file.close()
return True
def s3_has_default_thumbs(item):
"""Return True if the thumbs for the given item are the defaults.
:param item: A 2-tuple with a subdir name and an ID. If given a
ORM mapped class with _thumb_dir and id attributes, the info
can be extracted automatically.
:type item: ``tuple`` or mapped class instance
"""
# fallback to normal thumb handling if no S3 engine is enabled.
storage = get_s3_storage()
if not storage:
return None
bucket = storage.connect_to_bucket()
image_dir, item_id = normalize_thumb_item(item)
key = bucket.get_key(thumb_path(item, 's'))
return key and key.get_metadata('is_default_thumb') == '1'
def test_add_vimeo_video(self):
pylons.app_globals.settings['use_embed_thumbnails'] = 'true'
media = save_media_obj(
u'Fake Name',
u'*****@*****.**',
u'Python Code Swarm',
u'A visualization of all activity in the Python repository.',
u'',
None,
u'http://www.vimeo.com/1093745'
)
# XXX: The following values are based on the values provided by the
# remote site at the time this test was written. They may change
# in future.
assert media.duration == 282
thumbnail_path = thumb_path(media, 's', exists=True)
assert thumbnail_path is not None
img = open(thumbnail_path)
s = sha1(img.read()).hexdigest()
img.close()
assert s == '1eb9442b7864841e0f48270de7e3e871050b3876'
def test_add_google_video(self):
pylons.app_globals.settings['use_embed_thumbnails'] = 'true'
media = save_media_obj(
u'Fake Name',
u'*****@*****.**',
u'Pictures at an Exhibition',
u'A nice, long, production of the orchestrated Pictures...',
u'',
None,
u'http://video.google.com/videoplay?docid=8997593004077118819'
)
# XXX: The following values are based on the values provided by the
# remote site at the time this test was written. They may change
# in future.
assert media.duration == 1121
thumbnail_path = thumb_path(media, 's', exists=True)
assert thumbnail_path is not None
img = open(thumbnail_path)
s = sha1(img.read()).hexdigest()
img.close()
assert s == 'f8e84e4a487c9ff6ea69ac696c199ae6ac222e38'
def test_add_youtube_video(self):
pylons.app_globals.settings['use_embed_thumbnails'] = 'true'
media = save_media_obj(
u'Fake Name',
u'*****@*****.**',
u'Old Spice',
u'Isiah Mustafa stars in...',
u'',
None,
u'http://www.youtube.com/watch?v=uLTIowBF0kE'
)
# XXX: The following values are based on the values provided by the
# remote site at the time this test was written. They may change
# in future.
assert media.duration == 32
thumbnail_path = thumb_path(media, 's', exists=True)
assert thumbnail_path is not None
img = open(thumbnail_path)
s = sha1(img.read()).hexdigest()
img.close()
assert s == 'f0a3f5991fa032077faf2d3c698a6cf3e9dcadc1'
def merge_stubs(self, orig_id, input_id, **kwargs):
"""Merge in a newly created media item.
This is merges media that has just been created. It must have:
1. a non-default thumbnail, or
2. a file, or
3. a title, description, etc
:param orig_id: Media ID to copy data to
:type orig_id: ``int``
:param input_id: Media ID to source files, thumbs, etc from
:type input_id: ``int``
:returns: JSON dict
"""
orig = fetch_row(Media, orig_id)
input = fetch_row(Media, input_id)
merged_files = []
# Merge in the file(s) from the input stub
if input.slug.startswith('_stub_') and input.files:
for file in input.files[:]:
# XXX: The filename will still use the old ID
file.media = orig
merged_files.append(file)
DBSession.delete(input)
# The original is a file or thumb stub, copy in the new values
elif orig.slug.startswith('_stub_') \
and not input.slug.startswith('_stub_'):
DBSession.delete(input)
DBSession.flush()
orig.podcast = input.podcast
orig.title = input.title
orig.subtitle = input.subtitle
orig.slug = input.slug
orig.author = input.author
orig.description = input.description
orig.notes = input.notes
orig.duration = input.duration
orig.views = input.views
orig.likes = input.likes
orig.publish_on = input.publish_on
orig.publish_until = input.publish_until
orig.categories = input.categories
orig.tags = input.tags
orig.update_popularity()
# Copy the input thumb over the default thumbnail
elif input.slug.startswith('_stub_') \
and has_default_thumbs(orig) \
and not has_default_thumbs(input):
for key, dst_path in thumb_paths(orig).iteritems():
src_path = thumb_path(input, key)
# This will raise an OSError on Windows, but not *nix
os.rename(src_path, dst_path)
DBSession.delete(input)
# Report an error
else:
return dict(
success = False,
message = u'No merge operation fits.',
)
orig.update_status()
status_form_xhtml = unicode(update_status_form.display(
action=url_for(action='update_status', id=orig.id),
media=orig))
file_xhtml = {}
for file in merged_files:
file_xhtml[file.id] = unicode(edit_file_form.display(
action=url_for(action='edit_file', id=orig.id),
file=file))
return dict(
success = True,
media_id = orig.id,
title = orig.title,
link = url_for(action='edit', id=orig.id),
status_form = status_form_xhtml,
file_forms = file_xhtml,
)
def merge_stubs(self, orig_id, input_id, **kwargs):
"""Merge in a newly created media item.
This is merges media that has just been created. It must have:
1. a non-default thumbnail, or
2. a file, or
3. a title, description, etc
:param orig_id: Media ID to copy data to
:type orig_id: ``int``
:param input_id: Media ID to source files, thumbs, etc from
:type input_id: ``int``
:returns: JSON dict
"""
orig = fetch_row(Media, orig_id)
input = fetch_row(Media, input_id)
merged_files = []
# Merge in the file(s) from the input stub
if input.slug.startswith('_stub_') and input.files:
for file in input.files[:]:
# XXX: The filename will still use the old ID
file.media = orig
merged_files.append(file)
DBSession.delete(input)
# The original is a file or thumb stub, copy in the new values
elif orig.slug.startswith('_stub_') \
and not input.slug.startswith('_stub_'):
DBSession.delete(input)
DBSession.flush()
orig.podcast = input.podcast
orig.title = input.title
orig.subtitle = input.subtitle
orig.slug = input.slug
orig.author = input.author
orig.description = input.description
orig.notes = input.notes
orig.duration = input.duration
orig.views = input.views
orig.likes = input.likes
orig.publish_on = input.publish_on
orig.publish_until = input.publish_until
orig.categories = input.categories
orig.tags = input.tags
orig.update_popularity()
# Copy the input thumb over the default thumbnail
elif input.slug.startswith('_stub_') \
and has_default_thumbs(orig) \
and not has_default_thumbs(input):
for key, dst_path in thumb_paths(orig).iteritems():
src_path = thumb_path(input, key)
# This will raise an OSError on Windows, but not *nix
os.rename(src_path, dst_path)
DBSession.delete(input)
# Report an error
else:
return dict(
success = False,
message = u'No merge operation fits.',
)
orig.update_status()
status_form_xhtml = unicode(update_status_form.display(
action=url_for(action='update_status', id=orig.id),
media=orig))
file_xhtml = {}
for file in merged_files:
file_xhtml[file.id] = unicode(edit_file_form.display(
action=url_for(action='edit_file', id=orig.id),
file=file))
return dict(
success = True,
media_id = orig.id,
title = orig.title,
link = url_for(action='edit', id=orig.id),
status_form = status_form_xhtml,
file_forms = file_xhtml,
)
