X-Git-Url: https://code.communitydata.science/mediawiki_dump_tools.git/blobdiff_plain/7b856bec861fb0d3bf568218971cba18e05fbe91..f147e1d899ea269dad715aea393153683353e946:/wikiq diff --git a/wikiq b/wikiq index b982eaa..7a1b846 100755 --- a/wikiq +++ b/wikiq @@ -34,29 +34,56 @@ def calculate_persistence(tokens_added): 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 +def matchmake(scanned_content, rev_data, regex, label): + p = re.compile(regex) + + temp_dict = {} + # if there are named capture groups in the regex + if bool(p.groupindex): + capture_groups = list(p.groupindex.keys()) + + # initialize the {capture_group_name:list} for each capture group + for cap_group in capture_groups: + temp_dict["{}_{}".format(label, cap_group)] = [] + + # if there are matches of some sort in this revision content, fill the lists for each cap_group + if p.search(scanned_content) is not None: + m = re.finditer(p,scanned_content) + matchobjects = list(m) + + for cap_group in capture_groups: + temp_list = [] + for match in matchobjects: + # we only want to add the match for the capture group if the match is not None + if match.group(cap_group) != None: + temp_list.append(match.group(cap_group)) + + # if temp_list of matches is empty just make that column None + if len(temp_list)==0: + temp_dict["{}_{}".format(label, cap_group)] = None + # else we put in the list we made in the for-loop above + else: + temp_dict["{}_{}".format(label, cap_group)] = ', '.join(temp_list) + + # there are no matches at all in this revision content, we default values to None 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 + for cap_group in capture_groups: + temp_dict["{}_{}".format(label, cap_group)] = None + + # there are no capture groups, we just search for all the matches of the regex + else: + #given that there are matches to be made + if p.search(scanned_content) is not None: + m = p.findall(scanned_content) + temp_dict[label] = ', '.join(m) else: - rev_data['matches'] = None - + temp_dict[label] = None + # update rev_data with our new columns + rev_data.update(temp_dict) + print(rev_data.keys()) return rev_data - class WikiqIterator(): def __init__(self, fh, collapse_user=False): self.fh = fh @@ -150,8 +177,7 @@ class WikiqPage(): return next(self.__revisions) class WikiqParser(): - - def __init__(self, input_file, output_file, scanner, match_regex, collapse_user=False, persist=None, urlencode=False, namespaces = None): + def __init__(self, input_file, output_file, regex_match_revision, regex_match_comment, regex_revision_label, regex_comment_label, collapse_user=False, persist=None, urlencode=False, namespaces = None, revert_radius=15): """ Parameters: persist : what persistence method to use. Takes a PersistMethod value @@ -164,8 +190,11 @@ class WikiqParser(): self.printed_header = False self.namespaces = [] self.urlencode = urlencode - self.scanner = scanner - self.match_regex = match_regex + self.revert_radius = revert_radius + self.regex_match_revision = regex_match_revision + self.regex_revision_label = regex_revision_label + self.regex_match_comment = regex_match_comment + self.regex_comment_label = regex_comment_label if namespaces is not None: self.namespace_filter = set(namespaces) @@ -214,7 +243,9 @@ class WikiqParser(): if namespace not in self.namespace_filter: continue - rev_detector = mwreverts.Detector() + print(self.revert_radius) + rev_detector = mwreverts.Detector(radius = self.revert_radius) + if self.persist != PersistMethod.none: window = deque(maxlen=PERSISTENCE_RADIUS) @@ -234,21 +265,43 @@ class WikiqParser(): # Iterate through a page's revisions for rev in page: - ## m = re.finditer() #so we can find all instances - ## m.groupdict() #so we can look at them all with their names - - # initialize rev_dat + + # initialize rev_data 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 + # if the command line args only gave a label (and no regular expression is given) + if (self.regex_revision_label != None and self.regex_match_revision == None) or (self.regex_comment_label != None and self.regex_match_comment == None): + sys.exit('The given regex label(s) has no corresponding regex to search for.') + + # if there's anything in the list of regex_match_revision + if self.regex_match_revision is not None: + if (self.regex_revision_label == None) or (len(self.regex_match_revision) != len(self.regex_revision_label)): + sys.exit('Each regular expression *must* come with a corresponding label and vice versa.') + + # initialize and construct the list of regex-label tuples + pairs = [] + for i in range(0,len(self.regex_match_revision)): + pairs.append((self.regex_match_revision[i], self.regex_revision_label[i])) + + # for each regex/label pair, we now run matchmake to check and output columns + for pair in pairs: + # pair[0] corresponds to the regex, pair[1] to the label + rev_data = matchmake(rev.text, rev_data, pair[0], pair[1]) + + # if there's anything in the list of regex_match_comment + if self.regex_match_comment is not None: + if (self.regex_comment_label == None) or (len(self.regex_match_comment) != len(self.regex_comment_label)): + sys.exit('Each regular expression *must* come with a corresponding label and vice versa.') + + # initialize and construct the list of regex-label tuples + pairs = [] + for i in range(0,len(self.regex_match_comment)): + pairs.append((self.regex_match_comment[i], self.regex_comment_label[i])) - ### 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 + # for each regex/label pair, we now run matchmake to check and output columns + for pair in pairs: + # pair[0] corresponds to the regex, pair[1] to the label + rev_data = matchmake(rev.comment, rev_data, pair[0], pair[1]) # we fill out the rest of the data structure now rev_data['revid'] = rev.id @@ -430,11 +483,25 @@ 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('-rr', + '--revert-radius', + dest="revert_radius", + type=int, + action='store', + default=15, + help="Number of edits to check when looking for reverts (default: 15)") + +parser.add_argument('-RP', '--revision-pattern', dest="regex_match_revision", default=None, type=str, action='append', + help="The regular expression to search for in revision text. The regex must be surrounded by quotes.") + +parser.add_argument('-RPl', '--revision-pattern-label', dest="regex_revision_label", default=None, type=str, action='append', + help="The label for the outputted column based on matching the regex in revision text.") + +parser.add_argument('-CP', '--comment-pattern', dest="regex_match_comment", default=None, type=str, action='append', + help="The regular expression to search for in comments of revisions.") -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") +parser.add_argument('-CPl', '--comment-pattern-label', dest="regex_comment_label", default=None, type=str, action='append', + help="The label for the outputted column based on matching the regex in comments.") args = parser.parse_args() @@ -472,13 +539,17 @@ if len(args.dumpfiles) > 0: filename = os.path.join(output_dir, os.path.basename(filename)) output_file = open_output_file(filename) - wikiq = WikiqParser(input_file, output_file, + wikiq = WikiqParser(input_file, + output_file, collapse_user=args.collapse_user, persist=persist, urlencode=args.urlencode, - namespaces = namespaces, - match_regex=args.match_regex, # adding in the new 2 args for regex searching - scanner=args.scanner) + namespaces=namespaces, + revert_radius=args.revert_radius, + regex_match_revision = args.regex_match_revision, + regex_revision_label = args.regex_revision_label, + regex_match_comment = args.regex_match_comment, + regex_comment_label = args.regex_comment_label) wikiq.process() @@ -486,15 +557,20 @@ if len(args.dumpfiles) > 0: input_file.close() output_file.close() else: - wikiq = WikiqParser(sys.stdin, sys.stdout, + wikiq = WikiqParser(sys.stdin, + sys.stdout, collapse_user=args.collapse_user, persist=persist, #persist_legacy=args.persist_legacy, urlencode=args.urlencode, - namespaces = namespaces, - match_regex=args.match_regex, # adding in the new 2 args for regex searching - scanner=args.scanner) - wikiq.process() + namespaces=namespaces, + revert_radius=args.revert_radius, + regex_match_revision = args.regex_match_revision, + regex_revision_label = args.regex_revision_label, + regex_match_comment = args.regex_match_comment, + regex_comment_label = args.regex_comment_label) + + 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" # stop_words = stop_words.split(",")