X-Git-Url: https://code.communitydata.science/mediawiki_dump_tools.git/blobdiff_plain/eeb0742cc6ce316e9cc8c53e8833aed20da079bb..7db6288923361564d569b1dfb2b1922664dac5c7:/wikiq?ds=sidebyside diff --git a/wikiq b/wikiq index f115fdc..ad4d549 100755 --- a/wikiq +++ b/wikiq @@ -15,8 +15,9 @@ from hashlib import sha1 from mw.xml_dump import Iterator from mw.lib import persistence -from mw.lib import reverts - +import mwreverts +from urllib.parse import quote +TO_ENCODE = ('title', 'editor') PERSISTENCE_RADIUS=7 def calculate_persistence(tokens_added): @@ -44,7 +45,7 @@ class WikiqPage(): __slots__ = ('id', 'title', 'namespace', 'redirect', 'restrictions', 'mwpage', '__revisions', 'collapse_user') - + def __init__(self, page, collapse_user=False): self.id = page.id self.title = page.title @@ -98,15 +99,34 @@ class WikiqPage(): return next(self.__revisions) class WikiqParser(): - def __init__(self, input_file, output_file, collapse_user=False, persist=False): + + + def __init__(self, input_file, output_file, collapse_user=False, persist=False, urlencode=False): + self.input_file = input_file self.output_file = output_file self.collapse_user = collapse_user self.persist = persist self.printed_header = False + self.namespaces = [] + self.urlencode = urlencode + + def __get_namespace_from_title(self, title): + default_ns = None + + for ns in self.namespaces: + # skip if the namespace is not defined + if ns == None: + default_ns = self.namespaces[ns] + continue + + if title.startswith(ns + ":"): + return self.namespaces[ns] + + # if we've made it this far with no matches, we return the default namespace + return default_ns def process(self): - print("Processing file: %s" % self.input_file.name, file=sys.stderr) # create a regex that creates the output filename # output_filename = re.sub(r'^.*/(enwiki\-\d+)\-.*p(\d+)p.*$', @@ -116,6 +136,9 @@ class WikiqParser(): # Construct dump file iterator dump = WikiqIterator(self.input_file, collapse_user=self.collapse_user) + # extract list of namspaces + self.namespaces = {ns.name : ns.id for ns in dump.mwiterator.namespaces} + page_count = 0 rev_count = 0 # Iterate through pages @@ -124,7 +147,7 @@ class WikiqParser(): state = persistence.State() window = deque(maxlen=PERSISTENCE_RADIUS) - rev_detector = reverts.Detector() + rev_detector = mwreverts.Detector() # Iterate through a page's revisions for rev in page: @@ -134,7 +157,7 @@ class WikiqParser(): 'articleid' : page.id, 'editor_id' : "" if rev.contributor.id == None else rev.contributor.id, 'title' : '"' + page.title + '"', - 'namespace' : page.namespace, + 'namespace' : page.namespace if page.namespace else self.__get_namespace_from_title(page.title), 'deleted' : "TRUE" if rev.text.deleted else "FALSE" } # if revisions are deleted, /many/ things will be missing @@ -227,7 +250,7 @@ class WikiqParser(): rev_data["tokens_added"] = num_tokens rev_data["tokens_removed"] = len(tokens_removed) rev_data["tokens_window"] = len(window)-(i+1) - + self.print_rev_data(rev_data) page_count += 1 @@ -237,6 +260,10 @@ class WikiqParser(): def print_rev_data(self, rev_data): # if it's the first time through, print the header + if self.urlencode: + for field in TO_ENCODE: + rev_data[field] = quote(str(rev_data[field])) + if not self.printed_header: print("\t".join([str(k) for k in sorted(rev_data.keys())]), file=self.output_file) self.printed_header = True @@ -245,12 +272,12 @@ class WikiqParser(): def open_input_file(input_filename): - if re.match(r'.*\.7z', input_filename): - cmd = ["7za", "x", "-so", input_filename] - elif re.match(r'.*\.gz', input_filename): - cmd = ["zcat", input_filename] - elif re.match(r'.*\.bz2', input_filename): + if re.match(r'.*\.7z$', input_filename): + cmd = ["7za", "x", "-so", input_filename, '*'] + elif re.match(r'.*\.gz$', input_filename): cmd = ["zcat", input_filename] + elif re.match(r'.*\.bz2$', input_filename): + cmd = ["bzcat", "-dk", input_filename] try: input_file = Popen(cmd, stdout=PIPE).stdout @@ -261,7 +288,8 @@ def open_input_file(input_filename): def open_output_file(input_filename): # create a regex that creates the output filename - output_filename = re.sub(r'\.xml(\.(7z|gz|bz2))?$', '', input_filename) + output_filename = re.sub(r'\.(7z|gz|bz2)?$', '', input_filename) + output_filename = re.sub(r'\.xml', '', output_filename) output_filename = output_filename + ".tsv" output_file = open(output_filename, "w") @@ -285,27 +313,35 @@ parser.add_argument('--collapse-user', dest="collapse_user", action="store_true" parser.add_argument('-p', '--persistence', dest="persist", action="store_true", 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.") +parser.add_argument('-u', '--url-encode', dest="urlencode", action="store_true", + help="Output url encoded text strings. This works around some data issues like newlines in editor names. In the future it may be used to output other text data.") + args = parser.parse_args() if len(args.dumpfiles) > 0: for filename in args.dumpfiles: input_file = open_input_file(filename) - # open file for output + # open directory for output + if args.output_dir: + output_dir = args.output_dir[0] + else: + output_dir = "." + + print("Processing file: %s" % filename, file=sys.stderr) + if args.stdout: output_file = sys.stdout else: - if args.output_dir: - output_dir = args.output_dir[0] - else: - output_dir = "." - filename = os.path.join(output_dir, os.path.basename(filename)) output_file = open_output_file(filename) wikiq = WikiqParser(input_file, output_file, - collapse_user=args.collapse_user, - persist=args.persist) + collapse_user=args.collapse_user, + persist=args.persist, + urlencode=args.urlencode) + + wikiq.process() # close things @@ -313,8 +349,9 @@ if len(args.dumpfiles) > 0: output_file.close() else: wikiq = WikiqParser(sys.stdin, sys.stdout, - collapse_user=args.collapse_user, - persist=args.persist) + collapse_user=args.collapse_user, + persist=args.persist, + urlencode=args.urlencode) 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"