X-Git-Url: https://git.mdrn.pl/librarian.git/blobdiff_plain/a1a95fe51f648a7fff2cf92c55a2706d6f7fa3e0..00906f2fc0432cede204c7870e6caecf427d7024:/librarian/picture.py

diff --git a/librarian/picture.py b/librarian/picture.py
index 70b372f..0f5c99a 100644
--- a/librarian/picture.py
+++ b/librarian/picture.py
@@ -35,6 +35,7 @@ class PictureInfo(WorkInfo):
         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),
@@ -153,3 +154,28 @@ class WLPicture(object):
 
     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