when a verse appears more than once do not render the verse again, instead use the already rendered one to improve performance

This commit is contained in:
Andreas Preikschat 2012-10-02 19:35:10 +02:00
parent 42dec84a31
commit b226364559
1 changed files with 13 additions and 2 deletions

View File

@ -180,8 +180,19 @@ class ServiceItem(object):
self.themedata, self.main, self.footer = self.renderer.pre_render()
if self.service_item_type == ServiceItemType.Text:
log.debug(u'Formatting slides: %s' % self.title)
# Save rendered pages to this dict. In the case that a slide is used
# twice we can use the pages saved to the dict instead of rendering
# them again.
previous_pages = {}
for slide in self._raw_frames:
pages = self.renderer.format_slide(slide[u'raw_slide'], self)
verse_tag = slide[u'verseTag']
if verse_tag in previous_pages and \
previous_pages[verse_tag][0] == slide[u'raw_slide']:
pages = previous_pages[verse_tag][1]
else:
pages = \
self.renderer.format_slide(slide[u'raw_slide'], self)
previous_pages[verse_tag] = (slide[u'raw_slide'], pages)
for page in pages:
page = page.replace(u'<br>', u'{br}')
html = expand_tags(cgi.escape(page.rstrip()))
@ -189,7 +200,7 @@ class ServiceItem(object):
u'title': clean_tags(page),
u'text': clean_tags(page.rstrip()),
u'html': html.replace(u'&amp;nbsp;', u'&nbsp;'),
u'verseTag': slide[u'verseTag']
u'verseTag': verse_tag
})
elif self.service_item_type == ServiceItemType.Image or \
self.service_item_type == ServiceItemType.Command: