scrapers work
Former-commit-id: 1f9109bfa5e320505f326bfd25f686264b56adf3
--- /dev/null
+++ b/documents/scrape.py
@@ -1,1 +1,204 @@
-
+#http://packages.python.org/CouchDB/client.html
+import couchdb
+import urllib2
+from BeautifulSoup import BeautifulSoup
+import re
+import hashlib
+from urlparse import urljoin
+import time
+import os
+import mimetypes
+import re
+import urllib
+import urlparse
+
+def canonurl(url):
+ r"""Return the canonical, ASCII-encoded form of a UTF-8 encoded URL, or ''
+ if the URL looks invalid.
+ >>> canonurl('\xe2\x9e\xa1.ws') # tinyarro.ws
+ 'http://xn--hgi.ws/'
+ """
+ # strip spaces at the ends and ensure it's prefixed with 'scheme://'
+ url = url.strip()
+ if not url:
+ return ''
+ if not urlparse.urlsplit(url).scheme:
+ url = 'http://' + url
+
+ # turn it into Unicode
+ #try:
+ # url = unicode(url, 'utf-8')
+ #except UnicodeDecodeError:
+ # return '' # bad UTF-8 chars in URL
+
+ # parse the URL into its components
+ parsed = urlparse.urlsplit(url)
+ scheme, netloc, path, query, fragment = parsed
+
+ # ensure scheme is a letter followed by letters, digits, and '+-.' chars
+ if not re.match(r'[a-z][-+.a-z0-9]*$', scheme, flags=re.I):
+ return ''
+ scheme = str(scheme)
+
+ # ensure domain and port are valid, eg: sub.domain.<1-to-6-TLD-chars>[:port]
+ match = re.match(r'(.+\.[a-z0-9]{1,6})(:\d{1,5})?$', netloc, flags=re.I)
+ if not match:
+ return ''
+ domain, port = match.groups()
+ netloc = domain + (port if port else '')
+ netloc = netloc.encode('idna')
+
+ # ensure path is valid and convert Unicode chars to %-encoded
+ if not path:
+ path = '/' # eg: 'http://google.com' -> 'http://google.com/'
+ path = urllib.quote(urllib.unquote(path.encode('utf-8')), safe='/;')
+
+ # ensure query is valid
+ query = urllib.quote(urllib.unquote(query.encode('utf-8')), safe='=&?/')
+
+ # ensure fragment is valid
+ fragment = urllib.quote(urllib.unquote(fragment.encode('utf-8')))
+
+ # piece it all back together, truncating it to a maximum of 4KB
+ url = urlparse.urlunsplit((scheme, netloc, path, query, fragment))
+ return url[:4096]
+
+#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 fetchURL(docsdb, url, fieldName, agencyID, scrape_again=True):
+ url = canonurl(url)
+ hash = hashlib.md5(url).hexdigest().encode("utf-8")
+ req = urllib2.Request(url)
+ print "Fetching %s" % url
+ if url.startswith("mailto") or url.startswith("javascript") or url.startswith("#") or url == None or url == "":
+ print "Not a valid HTTP url"
+ return (None,None,None)
+ doc = docsdb.get(hash)
+ if doc == None:
+ doc = {'_id': hash, 'agencyID': agencyID, 'url': url, 'fieldName':fieldName}
+ else:
+ if (('page_scraped' in doc) and (time.time() - doc['page_scraped']) < 999999):
+ print "Uh oh, trying to scrape URL again too soon!"
+ last_attachment_fname = doc["_attachments"].keys()[-1]
+ last_attachment = docsdb.get_attachment(doc,last_attachment_fname)
+ return (doc['url'],doc['mime_type'],last_attachment.read())
+ if scrape_again == False:
+ print "Not scraping this URL again as requested"
+ return (None,None,None)
+
+ time.sleep(3) # wait 3 seconds to give webserver time to recover
+
+ req.add_header("User-Agent", "Mozilla/4.0 (compatible; Prometheus webspider; owner maxious@lambdacomplex.org)")
+ #if there is a previous version stored in couchdb, load caching helper tags
+ if doc.has_key('etag'):
+ req.add_header("If-None-Match", doc['etag'])
+ if doc.has_key('last_modified'):
+ req.add_header("If-Modified-Since", doc['last_modified'])
+
+ opener = urllib2.build_opener(NotModifiedHandler())
+ try:
+ url_handle = opener.open(req)
+ doc['url'] = url_handle.geturl() # may have followed a redirect to a new url
+ headers = url_handle.info() # the addinfourls have the .info() too
+ doc['etag'] = headers.getheader("ETag")
+ doc['last_modified'] = headers.getheader("Last-Modified")
+ doc['date'] = headers.getheader("Date")
+ doc['page_scraped'] = time.time()
+ doc['web_server'] = headers.getheader("Server")
+ doc['via'] = headers.getheader("Via")
+ doc['powered_by'] = headers.getheader("X-Powered-By")
+ doc['file_size'] = headers.getheader("Content-Length")
+ content_type = headers.getheader("Content-Type")
+ if content_type != None:
+ doc['mime_type'] = content_type.split(";")[0]
+ else:
+ (type,encoding) = mimetypes.guess_type(url)
+ doc['mime_type'] = type
+ if hasattr(url_handle, 'code'):
+ if url_handle.code == 304:
+ print "the web page has not been modified"
+ return (None,None,None)
+ else:
+ content = url_handle.read()
+ docsdb.save(doc)
+ doc = docsdb.get(hash) # need to get a _rev
+ docsdb.put_attachment(doc, content, str(time.time())+"-"+os.path.basename(url), doc['mime_type'])
+ return (doc['url'], doc['mime_type'], content)
+ #store as attachment epoch-filename
+ except urllib2.URLError as e:
+ error = ""
+ if hasattr(e, 'reason'):
+ error = "error %s in downloading %s" % (str(e.reason), url)
+ elif hasattr(e, 'code'):
+ error = "error %s in downloading %s" % (e.code, url)
+ print error
+ doc['error'] = error
+ docsdb.save(doc)
+ return (None,None,None)
+
+
+
+def scrapeAndStore(docsdb, url, depth, fieldName, agencyID):
+ (url,mime_type,content) = fetchURL(docsdb, url, fieldName, agencyID)
+ badURLs = ["http://www.ausport.gov.au/supporting/funding/grants_and_scholarships/grant_funding_report"]
+ if content != None and depth > 0 and url != "http://www.ausport.gov.au/supporting/funding/grants_and_scholarships/grant_funding_report":
+ if mime_type == "text/html" or mime_type == "application/xhtml+xml" or mime_type =="application/xml":
+ # http://www.crummy.com/software/BeautifulSoup/documentation.html
+ soup = BeautifulSoup(content)
+ navIDs = soup.findAll(id=re.compile('nav|Nav|menu|bar|left|right|sidebar|more-links|breadcrumb|footer|header'))
+ for nav in navIDs:
+ print "Removing element", nav['id']
+ nav.extract()
+ navClasses = soup.findAll(attrs={'class' : re.compile('nav|menu|bar|left|right|sidebar|more-links|breadcrumb|footer|header')})
+ for nav in navClasses:
+ print "Removing element", nav['class']
+ nav.extract()
+ links = soup.findAll('a') # soup.findAll('a', id=re.compile("^p-"))
+ linkurls = set([])
+ for link in links:
+ if link.has_key("href"):
+ if link['href'].startswith("http"):
+ # lets not do external links for now
+ # linkurls.add(link['href'])
+ None
+ if link['href'].startswith("mailto"):
+ # not http
+ None
+ if link['href'].startswith("javascript"):
+ # not http
+ None
+ else:
+ # remove anchors and spaces in urls
+ link['href'] = link['href'].replace(" ","%20")
+ link['href'] = re.sub('#.*$','',link['href'])
+ linkurls.add(urljoin(url,link['href']))
+ for linkurl in linkurls:
+ #print linkurl
+ scrapeAndStore(docsdb, linkurl, depth-1, fieldName, agencyID)
+
+couch = couchdb.Server('http://127.0.0.1:5984/')
+# select database
+agencydb = couch['disclosr-agencies']
+docsdb = couch['disclosr-documents']
+
+if __name__ == "__main__":
+ for row in agencydb.view('app/getScrapeRequired'): #not recently scraped agencies view?
+ agency = agencydb.get(row.id)
+ print agency['name']
+ for key in agency.keys():
+ if key == 'website':
+ scrapeAndStore(docsdb, agency[key],0,key,agency['_id'])
+ if key.endswith('URL'):
+ print key
+ depth = 1
+ if 'scrapeDepth' in agency.keys():
+ depth = agency['scrapeDepth']
+ scrapeAndStore(docsdb, agency[key],depth,key,agency['_id'])
+ agency['metadata']['lastScraped'] = time.time()
+ agencydb.save(agency)
+
--- a/documents/scrapers/3cd40b1240e987cbcd3f0e67054ce259.py
+++ b/documents/scrapers/3cd40b1240e987cbcd3f0e67054ce259.py
@@ -1,1 +1,15 @@
-http://www.apvma.gov.au/rss/disclosure.rss
+import sys,os
+sys.path.insert(0, os.path.join(os.path.dirname(__file__) or '.', '../'))
+import scrape
+foidocsdb = scrape.couch['disclosr-foidocuments']
+
+#RSS feed not detailed
+from BeautifulSoup import BeautifulSoup
+#http://www.apvma.gov.au/about/foi/disclosure/index.php
+(url,mime_type,content) = scrape.fetchURL(scrape.docsdb, "http://www.apvma.gov.au/about/foi/disclosure/index.php", "foidocuments", "3cd40b1240e987cbcd3f0e67054ce259")
+if content != None:
+ if mime_type == "text/html" or mime_type == "application/xhtml+xml" or mime_type =="application/xml":
+ # http://www.crummy.com/software/BeautifulSoup/documentation.html
+ soup = BeautifulSoup(content)
+ print soup.table.find_all('tr')[0].name
+
--- a/documents/scrapers/8c9421f852c441910bf1d93a57b31d64.py
+++ b/documents/scrapers/8c9421f852c441910bf1d93a57b31d64.py
@@ -1,1 +1,8 @@
-http://www.daff.gov.au/about/foi/ips/disclosure_log
+import sys,os
+sys.path.insert(0, os.path.join(os.path.dirname(__file__) or '.', '../'))
+import scrape
+foidocsdb = scrape.couch['disclosr-foidocuments']
+
+#rss feed has only one entry
+http://www.daff.gov.au/about/foi/ips/disclosure-log
+
--- a/documents/scrapers/be9996f0ac58f71f23d074e82d44ead3.py
+++ b/documents/scrapers/be9996f0ac58f71f23d074e82d44ead3.py
@@ -1,2 +1,11 @@
-http://foi.deewr.gov.au/disclosure-log/rss
+import sys,os
+sys.path.insert(0, os.path.join(os.path.dirname(__file__) or '.', '../'))
+import scrape
+foidocsdb = scrape.couch['disclosr-foidocuments']
+import feedparser
+feed = feedparser.parse( "http://foi.deewr.gov.au/disclosure-log/rss")
+print feed.entries[0]
+#foreach feed.entries
+
+
--- a/scrape.py
+++ /dev/null
@@ -1,205 +1,1 @@
-#http://packages.python.org/CouchDB/client.html
-import couchdb
-import urllib2
-from BeautifulSoup import BeautifulSoup
-import re
-import hashlib
-from urlparse import urljoin
-import time
-import os
-import mimetypes
-import re
-import urllib
-import urlparse
-def canonurl(url):
- r"""Return the canonical, ASCII-encoded form of a UTF-8 encoded URL, or ''
- if the URL looks invalid.
- >>> canonurl('\xe2\x9e\xa1.ws') # tinyarro.ws
- 'http://xn--hgi.ws/'
- """
- # strip spaces at the ends and ensure it's prefixed with 'scheme://'
- url = url.strip()
- if not url:
- return ''
- if not urlparse.urlsplit(url).scheme:
- url = 'http://' + url
-
- # turn it into Unicode
- #try:
- # url = unicode(url, 'utf-8')
- #except UnicodeDecodeError:
- # return '' # bad UTF-8 chars in URL
-
- # parse the URL into its components
- parsed = urlparse.urlsplit(url)
- scheme, netloc, path, query, fragment = parsed
-
- # ensure scheme is a letter followed by letters, digits, and '+-.' chars
- if not re.match(r'[a-z][-+.a-z0-9]*$', scheme, flags=re.I):
- return ''
- scheme = str(scheme)
-
- # ensure domain and port are valid, eg: sub.domain.<1-to-6-TLD-chars>[:port]
- match = re.match(r'(.+\.[a-z0-9]{1,6})(:\d{1,5})?$', netloc, flags=re.I)
- if not match:
- return ''
- domain, port = match.groups()
- netloc = domain + (port if port else '')
- netloc = netloc.encode('idna')
-
- # ensure path is valid and convert Unicode chars to %-encoded
- if not path:
- path = '/' # eg: 'http://google.com' -> 'http://google.com/'
- path = urllib.quote(urllib.unquote(path.encode('utf-8')), safe='/;')
-
- # ensure query is valid
- query = urllib.quote(urllib.unquote(query.encode('utf-8')), safe='=&?/')
-
- # ensure fragment is valid
- fragment = urllib.quote(urllib.unquote(fragment.encode('utf-8')))
-
- # piece it all back together, truncating it to a maximum of 4KB
- url = urlparse.urlunsplit((scheme, netloc, path, query, fragment))
- return url[:4096]
-
-#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 fetchURL(docsdb, url, fieldName, agencyID, scrape_again=True):
- url = canonurl(url)
- hash = hashlib.md5(url).hexdigest().encode("utf-8")
- req = urllib2.Request(url)
- print "Fetching %s" % url
- if url.startswith("mailto") or url.startswith("javascript") or url.startswith("#") or url == None or url == "":
- print "Not a valid HTTP url"
- return (None,None,None)
- doc = docsdb.get(hash)
- if doc == None:
- doc = {'_id': hash, 'agencyID': agencyID, 'url': url, 'fieldName':fieldName}
- else:
- if (('page_scraped' in doc) and (time.time() - doc['page_scraped']) < 999999):
- print "Uh oh, trying to scrape URL again too soon!"
- last_attachment_fname = doc["_attachments"].keys()[-1]
- last_attachment = docsdb.get_attachment(doc,last_attachment_fname)
- return (doc['url'],doc['mime_type'],last_attachment)
- if scrape_again == False:
- print "Not scraping this URL again as requested"
- return (None,None,None)
-
- time.sleep(3) # wait 3 seconds to give webserver time to recover
-
- req.add_header("User-Agent", "Mozilla/4.0 (compatible; Prometheus webspider; owner maxious@lambdacomplex.org)")
- #if there is a previous version stored in couchdb, load caching helper tags
- if doc.has_key('etag'):
- req.add_header("If-None-Match", doc['etag'])
- if doc.has_key('last_modified'):
- req.add_header("If-Modified-Since", doc['last_modified'])
-
- opener = urllib2.build_opener(NotModifiedHandler())
- try:
- url_handle = opener.open(req)
- doc['url'] = url_handle.geturl() # may have followed a redirect to a new url
- headers = url_handle.info() # the addinfourls have the .info() too
- doc['etag'] = headers.getheader("ETag")
- doc['last_modified'] = headers.getheader("Last-Modified")
- doc['date'] = headers.getheader("Date")
- doc['page_scraped'] = time.time()
- doc['web_server'] = headers.getheader("Server")
- doc['via'] = headers.getheader("Via")
- doc['powered_by'] = headers.getheader("X-Powered-By")
- doc['file_size'] = headers.getheader("Content-Length")
- content_type = headers.getheader("Content-Type")
- if content_type != None:
- doc['mime_type'] = content_type.split(";")[0]
- else:
- (type,encoding) = mimetypes.guess_type(url)
- doc['mime_type'] = type
- if hasattr(url_handle, 'code'):
- if url_handle.code == 304:
- print "the web page has not been modified"
- return (None,None,None)
- else:
- content = url_handle.read()
- docsdb.save(doc)
- doc = docsdb.get(hash) # need to get a _rev
- docsdb.put_attachment(doc, content, str(time.time())+"-"+os.path.basename(url), doc['mime_type'])
- return (doc['url'], doc['mime_type'], content)
- #store as attachment epoch-filename
- except urllib2.URLError as e:
- error = ""
- if hasattr(e, 'reason'):
- error = "error %s in downloading %s" % (str(e.reason), url)
- elif hasattr(e, 'code'):
- error = "error %s in downloading %s" % (e.code, url)
- print error
- doc['error'] = error
- docsdb.save(doc)
- return (None,None,None)
-
-
-
-def scrapeAndStore(docsdb, url, depth, fieldName, agencyID):
- (url,mime_type,content) = fetchURL(docsdb, url, fieldName, agencyID)
- badURLs = ["http://www.ausport.gov.au/supporting/funding/grants_and_scholarships/grant_funding_report"]
- if content != None and depth > 0 and url != "http://www.ausport.gov.au/supporting/funding/grants_and_scholarships/grant_funding_report":
- if mime_type == "text/html" or mime_type == "application/xhtml+xml" or mime_type =="application/xml":
- # http://www.crummy.com/software/BeautifulSoup/documentation.html
- soup = BeautifulSoup(content)
- navIDs = soup.findAll(id=re.compile('nav|Nav|menu|bar|left|right|sidebar|more-links|breadcrumb|footer|header'))
- for nav in navIDs:
- print "Removing element", nav['id']
- nav.extract()
- navClasses = soup.findAll(attrs={'class' : re.compile('nav|menu|bar|left|right|sidebar|more-links|breadcrumb|footer|header')})
- for nav in navClasses:
- print "Removing element", nav['class']
- nav.extract()
- links = soup.findAll('a') # soup.findAll('a', id=re.compile("^p-"))
- linkurls = set([])
- for link in links:
- if link.has_key("href"):
- if link['href'].startswith("http"):
- # lets not do external links for now
- # linkurls.add(link['href'])
- None
- if link['href'].startswith("mailto"):
- # not http
- None
- if link['href'].startswith("javascript"):
- # not http
- None
- else:
- # remove anchors and spaces in urls
- link['href'] = link['href'].replace(" ","%20")
- link['href'] = re.sub('#.*$','',link['href'])
- linkurls.add(urljoin(url,link['href']))
- for linkurl in linkurls:
- #print linkurl
- scrapeAndStore(docsdb, linkurl, depth-1, fieldName, agencyID)
-
-couch = couchdb.Server('http://127.0.0.1:5984/')
-
-# select database
-agencydb = couch['disclosr-agencies']
-docsdb = couch['disclosr-documents']
-
-for row in agencydb.view('app/getScrapeRequired'): #not recently scraped agencies view?
- agency = agencydb.get(row.id)
- print agency['name']
- for key in agency.keys():
- if key == 'website':
- scrapeAndStore(docsdb, agency[key],0,key,agency['_id'])
- if key.endswith('URL'):
- print key
- depth = 1
- if 'scrapeDepth' in agency.keys():
- depth = agency['scrapeDepth']
- scrapeAndStore(docsdb, agency[key],depth,key,agency['_id'])
-
- agency['metadata']['lastScraped'] = time.time()
- agencydb.save(agency)
-