def add_piwik(html):
"Add Piwik if it isn't already there."
if html.xpath0('//img[@src="http://piwik.thomaslevine.com/piwik.php?idsite=8"]') == None:
body = html.xpath0('//body')
body.append(PIWIK)
added = True
else:
# Already added
added = False
return added, html
def remove_watermark(html):
watermark = html.xpath0(
'//div[@style="position:absolute;left:50;top:50;background:white"]'
'[font[@color="black"]]'
)
if watermark is not None:
watermark.getparent().remove(watermark)
removed = True
else:
removed = False
return removed, html
