gen-jquery-oembed.py

"""
Generate New Provider list for jQuery oEmbed.
"""
import json
import urllib2
import json
import re

def main():
    response = urllib2.urlopen('http://api.embed.ly/v1/api/services/javascript')
    services = json.loads(response.read())
    #don't rock the boat.
    providers = ['new OEmbedProvider("wikipedia", "http:\/\/wikipedia\.org\/wiki\/.*", "http://oohembed.com/oohembed/")',]

    for service in services:
        #Ones that have script tags.
        if service['name'] in ['github','polldaddy','polleverywhere']:
            continue
        for regex in service['regex']:
            providers.append('new OEmbedProvider("%s", "%s", "http://api.embed.ly/v1/api/oembed")' % (service['name'], regex))

    jquery_oembed = urllib2.urlopen('http://jquery-oembed.googlecode.com/svn/trunk/jquery.oembed.js').read()
    provider_text = u'\tvar providers = [\n'
    for i, provider in enumerate(providers):
        if i is len(providers)-1:
            provider_text += '\t\t\t%s\n' % provider
        else:
            provider_text += '\t\t\t%s,\n' % provider
    provider_text += '\t]'

    #Replace the providers list.
    p_replace = re.compile('var\sproviders\s=\s\[.*?\]', re.S)
    jquery_oembed = p_replace.sub(provider_text, unicode(jquery_oembed, 'ascii', 'ignore'))

    #Replace     
    matches = "this.matches = function(externalUrl) {\n\t\t\treturn externalUrl.match(this.urlPattern) != null;\n\t\t}"
    m_replace = re.compile('this\.matches\s=\sfunction\(externalUrl\)\s\{.*?\}', re.S)
    jquery_oembed = m_replace.sub(matches, jquery_oembed)
    f = open('jquery.oembed.js', 'w')
    f.write(jquery_oembed)
    f.close()

if __name__ == '__main__':
    main()