return(sum([(len(x.revisions)-1) for x in tokens_added]),
len(tokens_added))
+def matchmaker(rev_data, regular_expression, scanner, rev): #rev_data,self.regex,self.scanner, rev
+ for location in scanner: #presumably 'comment' 'text' 'comment text' made into a list by args
+ if location == "comment":
+ matching_string = rev.comment
+ elif location == "text":
+ matching_string = rev.text
+ else:
+ sys.exit("regex scanner location must be 'comment' or 'text'.")
+
+ if (re.search(regular_expression, matching_string) is not None): # we know that there is a match somewhere
+ m = re.finditer(regular_expression, matching_string) # all our matchObjects in a list
+ blob=""
+ for result in m:
+ blob = blob + "," + result.group(0)
+ # columns we want
+ rev_data['matches'] = blob #### the list of matchObjects. gleaned in post-processing
+ else:
+ rev_data['matches'] = None
+
+ return rev_data
+
+
+
class WikiqIterator():
def __init__(self, fh, collapse_user=False):
self.fh = fh
class WikiqParser():
- def __init__(self, input_file, output_file, collapse_user=False, persist=None, urlencode=False, namespaces = None):
+ def __init__(self, input_file, output_file, scanner, match_regex, collapse_user=False, persist=None, urlencode=False, namespaces = None):
"""
Parameters:
persist : what persistence method to use. Takes a PersistMethod value
self.printed_header = False
self.namespaces = []
self.urlencode = urlencode
+ self.scanner = scanner
+ self.match_regex = match_regex
+
if namespaces is not None:
self.namespace_filter = set(namespaces)
else:
# if we've made it this far with no matches, we return the default namespace
return default_ns
+
def process(self):
# create a regex that creates the output filename
# Iterate through a page's revisions
for rev in page:
-
- rev_data = {'revid' : rev.id,
- 'date_time' : rev.timestamp.strftime('%Y-%m-%d %H:%M:%S'),
- 'articleid' : page.id,
- 'editor_id' : "" if rev.deleted.user == True or rev.user.id is None else rev.user.id,
- 'title' : '"' + page.title + '"',
- 'namespace' : namespace,
- 'deleted' : "TRUE" if rev.deleted.text else "FALSE" }
+ ## m = re.finditer() #so we can find all instances
+ ## m.groupdict() #so we can look at them all with their names
+
+ # initialize rev_dat
+ rev_data = {}
+
+ if self.scanner is not None: # we know we want to do a regex search
+ ## comment = want to look in comment attached to revision
+ ## text = want to look in revision text
+
+ ### call the scanner function
+ rev_data = matchmaker(rev_data, self.match_regex, self.scanner, rev)
+
+ if self.scanner is not None and rev_data['matches'] is None:
+ next
+
+ # we fill out the rest of the data structure now
+ rev_data['revid'] = rev.id
+ rev_data['date_time'] = rev.timestamp.strftime('%Y-%m-%d %H:%M:%S')
+ rev_data['articleid'] = page.id
+ rev_data['editor_id'] = "" if rev.deleted.user == True or rev.user.id is None else rev.user.id
+ rev_data['title'] = '"' + page.title + '"'
+ rev_data['namespace'] = namespace
+ rev_data['deleted'] = "TRUE" if rev.deleted.text else "FALSE"
# if revisions are deleted, /many/ things will be missing
if rev.deleted.text:
# TODO rev.bytes doesn't work.. looks like a bug
rev_data['text_chars'] = len(rev.text)
-
+
# generate revert data
revert = rev_detector.process(text_sha1, rev.id)
parser.add_argument('--collapse-user', dest="collapse_user", action="store_true",
help="Operate only on the final revision made by user a user within all sequences of consecutive edits made by a user. This can be useful for addressing issues with text persistence measures.")
- parser.add_argument('-p', '--persistence', dest="persist", default="", const='', type=str, choices = ['','segment','sequence','legacy'], nargs='?',
+ parser.add_argument('-p', '--persistence', dest="persist", default=None, const='', type=str, choices = ['','segment','sequence','legacy'], nargs='?',
help="Compute and report measures of content persistent: (1) persistent token revisions, (2) tokens added, and (3) number of revision used in computing the first measure. This may by slow. The defualt is -p=sequence, which uses the same algorithm as in the past, but with improvements to wikitext parsing. Use -p=legacy for old behavior used in older research projects. Use -p=segment for advanced persistence calculation method that is robust to content moves, but prone to bugs, and slower.")
parser.add_argument('-u', '--url-encode', dest="urlencode", action="store_true",
parser.add_argument('-n', '--namespace-include', dest="namespace_filter", type=int, action='append',
help="Id number of namspace to include. Can be specified more than once.")
+parser.add_argument('-rs', '--regex-scanner', dest="scanner",type=str, action='append',
+ help="Find the regex match specified by -R/--match searching in: (1) comment (2) text.")
+parser.add_argument('-R', '--match', dest="match_regex", type=str,
+ help="The regular expression you would like to find in the string and put in capture group")
args = parser.parse_args()
collapse_user=args.collapse_user,
persist=persist,
urlencode=args.urlencode,
- namespaces = namespaces)
+ namespaces = namespaces,
+ match_regex=args.match_regex, # adding in the new 2 args for regex searching
+ scanner=args.scanner)
wikiq.process()
wikiq = WikiqParser(sys.stdin, sys.stdout,
collapse_user=args.collapse_user,
persist=persist,
- persist_legacy=args.persist_legacy,
+ #persist_legacy=args.persist_legacy,
urlencode=args.urlencode,
- namespaces = namespaces)
+ namespaces = namespaces,
+ match_regex=args.match_regex, # adding in the new 2 args for regex searching
+ scanner=args.scanner)
wikiq.process()
# stop_words = "a,able,about,across,after,all,almost,also,am,among,an,and,any,are,as,at,be,because,been,but,by,can,cannot,could,dear,did,do,does,either,else,ever,every,for,from,get,got,had,has,have,he,her,hers,him,his,how,however,i,if,in,into,is,it,its,just,least,let,like,likely,may,me,might,most,must,my,neither,no,nor,not,of,off,often,on,only,or,other,our,own,rather,said,say,says,she,should,since,so,some,than,that,the,their,them,then,there,these,they,this,tis,to,too,twas,us,wants,was,we,were,what,when,where,which,while,who,whom,why,will,with,would,yet,you,your"
projects / mediawiki_dump_tools.git / commitdiff