class WLPictureURI(WLURI):
_re_wl_uri = re.compile('http://wolnelektury.pl/katalog/obraz/'
- '(?P<slug>[-a-z0-9]+)(/(?P<lang>[a-z]{3}))?/?$')
-
- def __init__(self, *args, **kw):
- super(WLPictureURI, self).__init__(*args, **kw)
+ '(?P<slug>[-a-z0-9]+)/?$')
@classmethod
- def from_slug_and_lang(cls, slug, lang):
+ def from_slug(cls, slug):
uri = 'http://wolnelektury.pl/katalog/obraz/%s/' % slug
return cls(uri)
- def filename_stem(self):
- return self.slug
+def as_wlpictureuri_strict(text):
+ return WLPictureURI.strict(text)
class PictureInfo(WorkInfo):
Dublin core metadata for a picture
"""
FIELDS = (
- Field(DCNS('format.dimensions.digital'), 'dimensions', required=False),
- Field(DCNS('format.dimensions.original'), 'dimensions_original', required=False),
- Field(DCNS('format.physical'), 'physical', required=False),
+ Field(DCNS('language'), 'language', required=False),
+ Field(DCNS('subject.period'), 'epochs', salias='epoch', multiple=True),
+ Field(DCNS('subject.type'), 'kinds', salias='kind', multiple=True),
+
+ Field(DCNS('format.dimensions'), 'dimensions', required=False),
+ Field(DCNS('format.checksum.sha1'), 'sha1', required=True),
+ Field(DCNS('description.medium'), 'medium', required=False),
+ Field(DCNS('description.dimensions'), 'original_dimensions', required=False),
Field(DCNS('format'), 'mime_type', required=False),
- Field(DCNS('identifier.url'), 'url', WLPictureURI),
+ Field(DCNS('identifier.url'), 'url', WLPictureURI,
+ strict=as_wlpictureuri_strict),
)
- def validate(self):
- """
- WorkInfo has a language validation code only, which we do not need.
- """
- pass
-
class ImageStore(object):
EXT = ['gif', 'jpeg', 'png', 'swf', 'psd', 'bmp'
def image_file(self, *args, **kwargs):
return open(self.image_path, *args, **kwargs)
+
+ def partiter(self):
+ """
+ Iterates the parts of this picture and returns them and their metadata
+ """
+ for part in self.edoc.iter("div"):
+ pd = {}
+ pd['type'] = part.get('type')
+ if pd['type'] == 'area':
+ pd['coords'] = ((int(part.get('x1')), int(part.get('y1'))),
+ (int(part.get('x2')), int(part.get('y2'))))
+
+ pd['themes'] = []
+ pd['object'] = None
+ parent = part
+ while True:
+ parent = parent.getparent()
+ if parent is None:
+ break
+ if parent.tag == 'sem':
+ if parent.get('type') == 'theme':
+ pd['themes'] += map(unicode.strip, unicode(parent.get('theme')).split(','))
+ elif parent.get('type') == 'object' and pd['object'] is None:
+ pd['object'] = parent.get('object')
+ yield pd