X-Git-Url: https://code.communitydata.science/mediawiki_dump_tools.git/blobdiff_plain/7db6288923361564d569b1dfb2b1922664dac5c7..refs/heads/mediawiki-utils-migration:/wikiq diff --git a/wikiq b/wikiq index ad4d549..bc6b06d 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 @@ -13,27 +13,35 @@ from subprocess import Popen, PIPE from collections import deque from hashlib import sha1 -from mw.xml_dump import Iterator -from mw.lib import persistence +from mwxml import Dump + +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 self.collapse_user = collapse_user - self.mwiterator = Iterator.from_file(self.fh) + self.mwiterator = Dump.from_file(self.fh) + self.namespace_map = { ns.id : ns.name for ns in + self.mwiterator.site_info.namespaces } self.__pages = self.load_pages() def load_pages(self): for page in self.mwiterator: - yield WikiqPage(page, collapse_user=self.collapse_user) + yield WikiqPage(page, + namespace_map = self.namespace_map, + collapse_user=self.collapse_user) def __iter__(self): return self.__pages @@ -46,13 +54,14 @@ class WikiqPage(): 'restrictions', 'mwpage', '__revisions', 'collapse_user') - def __init__(self, page, collapse_user=False): + def __init__(self, page, namespace_map, collapse_user=False): self.id = page.id - self.title = page.title self.namespace = page.namespace - self.redirect = page.redirect + if page.namespace != 0: + self.title = ':'.join([namespace_map[page.namespace], page.title]) + else: + self.title = page.title self.restrictions = page.restrictions - self.collapse_user = collapse_user self.mwpage = page self.__revisions = self.rev_list() @@ -76,7 +85,14 @@ class WikiqPage(): else: if self.collapse_user: # yield if this is the last edit in a seq by a user and reset - if not rev.contributor.user_text == prev_rev.contributor.user_text: + # also yield if we do know who the user is + + if rev.deleted.user or prev_rev.deleted.user: + yield prev_rev + collapsed_revs = 1 + rev.collapsed_revs = collapsed_revs + + elif not rev.user.text == prev_rev.user.text: yield prev_rev collapsed_revs = 1 rev.collapsed_revs = collapsed_revs @@ -89,6 +105,7 @@ class WikiqPage(): yield prev_rev prev_rev = rev + # also yield the final time yield prev_rev @@ -100,13 +117,13 @@ class WikiqPage(): class WikiqParser(): - - def __init__(self, input_file, output_file, collapse_user=False, persist=False, urlencode=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 @@ -137,17 +154,26 @@ class WikiqParser(): 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} + self.namespaces = {ns.name : ns.id for ns in dump.mwiterator.site_info.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 = mwreverts.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: @@ -155,23 +181,28 @@ class WikiqParser(): rev_data = {'revid' : rev.id, 'date_time' : rev.timestamp.strftime('%Y-%m-%d %H:%M:%S'), 'articleid' : page.id, - 'editor_id' : "" if rev.contributor.id == None else rev.contributor.id, + 'editor_id' : "" if rev.deleted.user == True or rev.user.id is None else rev.user.id, 'title' : '"' + page.title + '"', - 'namespace' : page.namespace if page.namespace else self.__get_namespace_from_title(page.title), - 'deleted' : "TRUE" if rev.text.deleted else "FALSE" } + 'namespace' : page.namespace if page.namespace is not None else self.__get_namespace_from_title(page.title), + 'deleted' : "TRUE" if rev.deleted.text else "FALSE" } # if revisions are deleted, /many/ things will be missing - if rev.text.deleted: + if rev.deleted.text: rev_data['text_chars'] = "" rev_data['sha1'] = "" rev_data['revert'] = "" rev_data['reverteds'] = "" else: + # rev.text can be None if the page has no text + if not rev.text: + rev.text = "" # if text exists, we'll check for a sha1 and generate one otherwise + if rev.sha1: text_sha1 = rev.sha1 else: + text_sha1 = sha1(bytes(rev.text, "utf8")).hexdigest() rev_data['sha1'] = text_sha1 @@ -181,6 +212,7 @@ 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]) + '"' @@ -191,10 +223,10 @@ class WikiqParser(): # if the fact that the edit was minor can be hidden, this might be an issue rev_data['minor'] = "TRUE" if rev.minor else "FALSE" - if rev.contributor.user_text: + if not rev.deleted.user: # wrap user-defined editors in quotes for fread - rev_data['editor'] = '"' + rev.contributor.user_text + '"' - rev_data['anon'] = "TRUE" if rev.contributor.id == None else "FALSE" + rev_data['editor'] = '"' + rev.user.text + '"' + rev_data['anon'] = "TRUE" if rev.user.id == None else "FALSE" else: rev_data['anon'] = "" @@ -211,12 +243,19 @@ class WikiqParser(): if self.collapse_user: rev_data['collapsed_revs'] = rev.collapsed_revs - if self.persist: - if rev.text.deleted: + if self.persist or self.persist_legacy: + if rev.deleted.text: + 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: @@ -236,7 +275,7 @@ 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 @@ -263,7 +302,7 @@ class WikiqParser(): 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 @@ -316,6 +355,9 @@ parser.add_argument('-p', '--persistence', dest="persist", action="store_true", 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: @@ -339,6 +381,7 @@ if len(args.dumpfiles) > 0: wikiq = WikiqParser(input_file, output_file, collapse_user=args.collapse_user, persist=args.persist, + persist_legacy=args.persist_legacy, urlencode=args.urlencode) @@ -351,6 +394,7 @@ else: wikiq = WikiqParser(sys.stdin, sys.stdout, collapse_user=args.collapse_user, persist=args.persist, + persist_legacy=args.persist_legacy, urlencode=args.urlencode) wikiq.process()