def copy_media(self):
make_copy = (self.incmedia == 'include')
media_manifest = set()
missing_media_manifest = set()
size = len(self.gen_media)
for count, mediafile in enumerate(sorted(self.gen_media), 1):
yield "Handling media file %d of %d" % (count, size)
media_path = media_mapper._map_path(mediafile)
if media_path is None:
missing_media_manifest.add(mediafile)
continue
if not os.path.exists(media_path):
# FIXME - warn better.
missing_media_manifest.add(mediafile)
continue
if make_copy:
zippath = self.lookup_path('media', (), dict(path=mediafile))
self.copyfile(media_path, zippath)
media_manifest.add(mediafile)
# Make media preview page
self.make_media_view(mediafile)
self.addfile('/manifests/media.txt',
'\n'.join(sorted(media_manifest)))
self.addfile('/manifests/missing_media.txt',
'\n'.join(sorted(missing_media_manifest)))
def tile(self, path, tile):
if not mapper.exists(path):
raise cherrypy.HTTPError(404)
mo = tile_re.match(tile)
if not mo:
raise cherrypy.HTTPError(404)
group, z, x, y = map(lambda x: int(x), mo.groups())
cached_path = tilecache.get_cached_path(mapper._map_path(path), group, z, x, y)
if cached_path is not None:
return serve_file(cached_path)
data = tilecache.get_data(mapper._map_path(path), group, z, x, y)
cherrypy.response.headers["Content-Type"] = "image/jpeg"
return data
def thumbtype(public_path):
"""Get the type of thumbnail for a given file.
Returns:
- '' if the file doesn't exist, or is inaccessible.
- 'icon' if the thumbnail is an icon.
- 'text' if the thumbnail is a snippet of text.
- 'image' if the thumbnail is an image.
"""
if public_path is None:
return ''
from apps.mediainfo.views import mapper
localpath = mapper._map_path(public_path)
if localpath is None:
return ''
if not os.path.exists(localpath):
return ''
type, encoding = mimetypes.guess_type(localpath)
if type is None:
return 'icon'
# Check if we can open it as an image.
if type.startswith('image'):
try:
img = Image.open(localpath)
img.load()
return 'image'
except IOError, e:
pass
def get_file_info(self, public_path):
path = media_mapper._map_path(public_path)
if path is None:
return None
filename = os.path.basename(public_path)
mtype = mimetype(filename)
type = thumbtype(path)
summary = None
if type == 'text':
fd = open(path)
try:
summary = fd.read(100) + '...'
except IOError:
pass
return dict(name=filename,
mimetype=mtype,
type=type,
thumburl=None, # unused
src=public_path,
summary=summary,
url=self.url("media", path=public_path),
size=os.path.getsize(path),
mtime=isotime(os.path.getmtime(path)),
hidden=_local_is_hidden(path),
)
def calc_media_roots(self):
self.media_roots = {}
for media_path, media in self.media_paths.iteritems():
assert media_path.startswith('/')
head_tail = media_path[1:].split('/', 1)
if len(head_tail) == 1:
head, tail = head_tail, ''
else:
head, tail = head_tail
newhead = self.media_root_mappings.get(head, head)
path = mapper._map_path('/' + '/'.join((newhead, tail)))
if path is None:
exists = False
else:
exists = os.path.isfile(path)
info = self.media_roots.get(head, None)
if info is None:
info = dict(tail=tail, existing=0, missing=0,
known=mapper.known_root(newhead),
newroot=newhead,
)
self.media_roots[head] = info
else:
tail = tail.split('/')
common_tail = info['tail'].split('/')
for i, (a, b) in enumerate(zip(tail, common_tail)):
if a != b:
break
info['tail'] = '/'.join(common_tail[:i])
if exists:
info['existing'] += 1
else:
info['missing'] += 1
def imgsize(public_path):
"""Get the size of a image.
"""
from apps.mediainfo.views import mapper
try:
return thumbcache.get_size(mapper._map_path(public_path), None, None)
except OSError:
return None
def thumbsize(public_path, width, height):
"""Get the size of a thumbnail for the given maximum dimensions.
"""
from apps.mediainfo.views import mapper
try:
return thumbcache.get_size(mapper._map_path(public_path), width, height)
except OSError:
return None
def make_thumbnails(self):
count = 0
size = len(self.gen_thumbnails)
for path, width, height in sorted(self.gen_thumbnails):
count += 1
yield "Generating thumbnail %d of %d" % (count, size)
media_path = media_mapper._map_path(path)
if media_path is None:
continue
if not os.path.exists(media_path):
# FIXME - warn better.
continue
thumbdata, thumbmime = thumbcache.get_data(media_path, width, height)
assert width is not None
zippath = self.lookup_path('thumbnail', (),
dict(path=path, width=width, height=height))
self.addfile(zippath, thumbdata)
def thumbnail(self, path, width=64, height=64):
if not mapper.exists(path):
redirect(url("/static/icons/thumbs/missing.png"))
width = int(width)
height = int(height)
# Note - the path supplied is supplied as a query parameter, not as
# part of the path info in the URL, because otherwise cherrypy strips
# out any double slashes, making it impossible to tell if the path
# starts with a drivename (on windows) or with an absolute path which
# should have a / inserted before it (on unix).
try:
data, ctype = thumbcache.get_data(mapper._map_path(path), width, height)
cherrypy.response.headers["Content-Type"] = ctype
return data
except IOError:
redirect(url("/static/icons/thumbs/broken.png"))
def get_image(self, src, width=600, height=450):
localpath = mapper._map_path(src)
if localpath is None:
return None
img = pil_Image.open(localpath)
img.thumbnail((width, height), pil_Image.ANTIALIAS)
out = StringIO.StringIO()
ext = src.split('.')[-1].lower()
if ext in ('jpg', 'jpeg'):
img.save(out, "JPEG")
fakename = 'img.jpg'
else:
img.save(out, "PNG")
fakename = 'img.png'
out = StringIO.StringIO(out.getvalue())
return rtfng_Image(fakename, fin=out, scale_x=50, scale_y=50)
def path(self):
from apps.mediainfo.views import mapper
return mapper._map_path(self.src)
