def get_latest_tags(url):
#something to use for downloading
opener = urllib2.build_opener()
#the latest exif tag spec
response = opener.open(url)
#the html
html = response.read().replace('\n','')
response.close()
#get the first mention of the 'Exif' table
tableStart = -1
while len(html) > 0:
#begin tag
start = html.find('<table')
if start == -1:
break
#end tag
end = html.find('>', start) + 1
if end == -1:
break
#entire declaration
tableDecl = html[start : end]
#this is the right one
if 'Exif' in tableDecl:
tableStart = start
break
else:
html = html[end : ]
#if we found the beginning of the tags
if tableStart != -1:
#find the end tag
tableEnd = html.find('</table', tableStart)
if tableEnd != -1:
tableEnd = html.find('>', tableEnd) + 1
if tableEnd != -1:
html = html[tableStart : tableEnd]
else:
html = ''
else:
html = ''
#grab the body
body = html[html.find('<tbody') : html.find('>', html.find('</tbody')) + 1]
#if we have a table we need to parse it
tags = {}
if len(body) > 0:
#pretend its xml and load it into a dict
rows = xml_to_dict(body)
for row in rows['tr']:
columns = row['td']
#get the tag id number and save the tag name
tags[int(columns[1]['v'])] = columns[3]['v']
#give the tags back
return tags
def __init__(self, response):
self._xml = response
self._dict = xml_to_dict(response)
_extend(self, self._dict.values()[0])
