--- a/scrape.py +++ b/scrape.py @@ -1,64 +1,1 @@ -#http://packages.python.org/CouchDB/client.html -import couchdb -import urllib2 -from BeautifulSoup import BeautifulSoup -import re -couch = couchdb.Server() # Assuming localhost:5984 -# If your CouchDB server is running elsewhere, set it up like this: -# couch = couchdb.Server('http://example.com:5984/') - -# select database -agencydb = couch['disclosr-agencies'] - -for row in agencydb.view('app/getScrapeRequired'): #not recently scraped agencies view? - agency = agencydb.get(row.id) - print agency['agencyName'] - -#http://diveintopython.org/http_web_services/etags.html -class NotModifiedHandler(urllib2.BaseHandler): - def http_error_304(self, req, fp, code, message, headers): - addinfourl = urllib2.addinfourl(fp, headers, req.get_full_url()) - addinfourl.code = code - return addinfourl - -def scrapeAndStore(URL, depth, agency): - URL = "http://www.hole.fi/jajvirta/weblog/" - req = urllib2.Request(URL) - - #if there is a previous version sotred in couchdb, load caching helper tags - if etag: - req.add_header("If-None-Match", etag) - if last_modified: - req.add_header("If-Modified-Since", last_modified) - - opener = urllib2.build_opener(NotModifiedHandler()) - url_handle = opener.open(req) - headers = url_handle.info() # the addinfourls have the .info() too - etag = headers.getheader("ETag") - last_modified = headers.getheader("Last-Modified") - web_server = headers.getheader("Server") - file_size = headers.getheader("Content-Length") - mime_type = headers.getheader("Content-Type") - - if hasattr(url_handle, 'code') and url_handle.code == 304: - print "the web page has not been modified" - else: - print "error %s in downloading %s", url_handle.code, URL - #record/alert error to error database - - #do scraping - html = ? - # http://www.crummy.com/software/BeautifulSoup/documentation.html - soup = BeautifulSoup(html) -links = soup.findAll('a') # soup.findAll('a', id=re.compile("^p-")) -for link in links: - print link['href'] - #for each unique link - #if html mimetype - # go down X levels, - # diff with last stored attachment, store in document - #if not - # remember to save parentURL and title (link text that lead to document) - - #store as attachment epoch-filename