fake slant

[librarian.git] / librarian / formats / epub / __init__.py

diff --git a/librarian/formats/epub/__init__.py b/librarian/formats/epub/__init__.py
index 80f9d5c..36891be 100644 (file)
--- a/librarian/formats/epub/__init__.py
+++ b/librarian/formats/epub/__init__.py
@@ -13,7 +13,7 @@ import zipfile
 from urllib2 import urlopen
 
 from lxml import etree
-from librarian import OPFNS, NCXNS, XHTMLNS, DCNS
+from librarian import OPFNS, NCXNS, XHTMLNS, DCNS, BuildError
 from librarian import core
 from librarian.formats import Format
 from librarian.formats.cover.evens import EvensCover
@@ -35,8 +35,11 @@ class EpubFormat(Format):
         if cover is not None:
             self.cover = cover
 
-    def dc(self, tag):
-        return self.doc.meta.get_one(DCNS(tag))
+    def dc(self, tag, multiple=False):
+        if multiple:
+            return ', '.join(self.doc.meta.get(DCNS(tag)))
+        else:
+            return self.doc.meta.get_one(DCNS(tag))
 
     def build(self, ctx=None):
 
@@ -158,7 +161,7 @@ class EpubFormat(Format):
             'Information about the resource',
             'Publisher: %s' % self.dc('publisher'),
             'Rights: %s' % self.dc('rights'),
-            'Intended audience: %s' % self.dc('audience'),
+            'Intended audience: %s' % self.dc('audience', multiple=True),
             self.dc('description'),
             'Resource prepared using MIL/PEER editing platform.',
             'Source available at %s' % ctx.source_url,
@@ -334,12 +337,15 @@ EpubFormat.renderers.register(core.Div, 'p', NaturalText('p'))
 EpubFormat.renderers.register(core.Div, 'list', NaturalText('ul'))
 EpubFormat.renderers.register(core.Div, 'list.enum', NaturalText('ol'))
 EpubFormat.renderers.register(core.Div, 'item', NaturalText('li'))
+EpubFormat.renderers.register(core.Span, 'item', NaturalText('li'))
 
 
 class DivImageR(EpubRenderer):
     def render(self, element, ctx):
         src = element.attrib.get('src', '')
         ctx.images.append(src)
+        if '/' not in src:
+            raise BuildError('Bad image URL')
         src = src.rsplit('/', 1)[1]
         return super(DivImageR, self).render(element, Context(ctx, src=src))
 
@@ -352,6 +358,21 @@ class DivImageR(EpubRenderer):
 EpubFormat.renderers.register(core.Div, 'img', DivImageR('img'))
 
 
+class DivVideoR(Silent):
+    def render(self, element, ctx):
+        src = 'https://www.youtube.com/watch?v=%s' % element.attrib.get('videoid', '')
+        return super(DivVideoR, self).render(element, Context(ctx, src=src))
+
+    def container(self, ctx):
+        root, inner = super(DivVideoR, self).container(ctx)
+        src = getattr(ctx, 'src', '')
+        link = etree.Element('a', {'href': src})
+        link.text = src
+        inner.append(link)
+        return root, inner
+EpubFormat.renderers.register(core.Div, 'video', DivVideoR('p'))
+
+
 class HeaderR(NaturalText):
     def subcontext(self, element, ctx):
         return Context(ctx, inline=True)