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Fix #1702. Use the "cover" guide item when locating a cover image.

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This commit is contained in:
Marshall T. Vandegrift 2009-01-26 23:32:43 -05:00
parent 076ec9bbad
commit c3cffa07fe
1 changed files with 17 additions and 7 deletions
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24
src/calibre/ebooks/oeb/base.py
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@ -1039,9 +1039,19 @@ class OEBBook(object):
def _ensure_cover_image(self):
cover = None
spine0 = self.spine[0]
html = spine0.data
if self.metadata.cover:
hcover = self.spine[0]
if 'cover' in self.guide:
href = self.guide['cover'].href
item = self.manifest.hrefs[href]
media_type = item.media_type
if media_type in OEB_RASTER_IMAGES:
cover = item
elif media_type in OEB_DOCS:
hcover = item
html = hcover.data
if cover is not None:
pass
elif self.metadata.cover:
id = str(self.metadata.cover[0])
cover = self.manifest.ids[id]
elif MS_COVER_TYPE in self.guide:
@ -1049,16 +1059,16 @@ class OEBBook(object):
cover = self.manifest.hrefs[href]
elif xpath(html, '//h:img[position()=1]'):
img = xpath(html, '//h:img[position()=1]')[0]
href = spine0.abshref(img.get('src'))
href = hcover.abshref(img.get('src'))
cover = self.manifest.hrefs[href]
elif xpath(html, '//h:object[position()=1]'):
object = xpath(html, '//h:object[position()=1]')[0]
href = spine0.abshref(object.get('data'))
href = hcover.abshref(object.get('data'))
cover = self.manifest.hrefs[href]
elif xpath(html, '//svg:svg[position()=1]'):
svg = copy.deepcopy(xpath(html, '//svg:svg[position()=1]')[0])
href = os.path.splitext(spine0.href)[0] + '.svg'
id, href = self.manifest.generate(spine0.id, href)
href = os.path.splitext(hcover.href)[0] + '.svg'
id, href = self.manifest.generate(hcover.id, href)
cover = self.manifest.add(id, href, SVG_MIME, data=svg)
if cover and not self.metadata.cover:
self.metadata.add('cover', cover.id)