X-Git-Url: https://code.communitydata.science/mediawiki_dump_tools.git/blobdiff_plain/eeb0742cc6ce316e9cc8c53e8833aed20da079bb..d77b0a4965e59a3e5f84956b27dad58d98110c06:/wikiq?ds=inline diff --git a/wikiq b/wikiq index f115fdc..9260f35 100755 --- a/wikiq +++ b/wikiq @@ -3,7 +3,7 @@ # original wikiq headers are: title articleid revid date_time anon # editor editor_id minor text_size text_entropy text_md5 reversion # additions_size deletions_size - +import pdb import argparse import sys import os, os.path @@ -14,15 +14,20 @@ from collections import deque from hashlib import sha1 from mw.xml_dump import Iterator -from mw.lib import persistence -from mw.lib import reverts +from deltas.tokenizers import wikitext_split +import mwpersistence +import mwreverts +from urllib.parse import quote +TO_ENCODE = ('title', 'editor') PERSISTENCE_RADIUS=7 +from deltas import SequenceMatcher def calculate_persistence(tokens_added): return(sum([(len(x.revisions)-1) for x in tokens_added]), len(tokens_added)) + class WikiqIterator(): def __init__(self, fh, collapse_user=False): self.fh = fh @@ -44,7 +49,7 @@ 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 +103,35 @@ 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, persist_legacy=False): + self.input_file = input_file self.output_file = output_file self.collapse_user = collapse_user self.persist = persist + self.persist_legacy = persist_legacy 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.*$', @@ -116,15 +141,27 @@ 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 for page in dump: - if self.persist: - state = persistence.State() + rev_detector = mwreverts.Detector() + + if self.persist or self.persist_legacy: window = deque(maxlen=PERSISTENCE_RADIUS) - rev_detector = reverts.Detector() + if not self.persist_legacy: + state = mwpersistence.DiffState(SequenceMatcher(tokenizer = wikitext_split), + revert_radius=PERSISTENCE_RADIUS) + + else: + from mw.lib import persistence + state = persistence.State() # Iterate through a page's revisions for rev in page: @@ -134,7 +171,7 @@ 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 @@ -158,6 +195,7 @@ class WikiqParser(): # generate revert data revert = rev_detector.process(text_sha1, rev.id) + if revert: rev_data['revert'] = "TRUE" rev_data['reverteds'] = '"' + ",".join([str(x) for x in revert.reverteds]) + '"' @@ -188,12 +226,18 @@ class WikiqParser(): if self.collapse_user: rev_data['collapsed_revs'] = rev.collapsed_revs - if self.persist: + if self.persist or self.persist_legacy: if rev.text.deleted: for k in ["token_revs", "tokens_added", "tokens_removed", "tokens_window"]: old_rev_data[k] = None else: - _, tokens_added, tokens_removed = state.process(rev.text, rev.id, text_sha1) + + if not self.persist_legacy: + _, tokens_added, tokens_removed = state.update(rev.text, rev.id) + + else: + _, tokens_added, tokens_removed = state.process(rev.text, rev.id,text_sha1) + window.append((rev.id, rev_data, tokens_added, tokens_removed)) if len(window) == PERSISTENCE_RADIUS: @@ -213,7 +257,7 @@ class WikiqParser(): rev_count += 1 - if self.persist: + if self.persist or self.persist_legacy: # print out metadata for the last RADIUS revisions for i, item in enumerate(window): # if the window was full, we've already printed item 0 @@ -227,7 +271,7 @@ 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 +281,10 @@ 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 +293,12 @@ 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 +309,8 @@ 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 +334,39 @@ 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.") + +parser.add_argument('--persistence-legacy', dest="persist_legacy", action="store_true", + help="Legacy behavior for persistence calculation. 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, + persist_legacy=args.persist_legacy, + urlencode=args.urlencode) + + wikiq.process() # close things @@ -313,8 +374,10 @@ 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, + persist_legacy=args.persist_legacy, + 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"