return(sum([(len(x.revisions)-1) for x in tokens_added]),
len(tokens_added))
-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:
- 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:
- 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):
def __next__(self):
return next(self.__revisions)
+
+class RegexPair(object):
+ def __init__(self, pattern, label):
+ self.pattern = re.compile(pattern)
+ self.label = label
+ self.has_groups = bool(self.pattern.groupindex)
+ if self.has_groups:
+ self.capture_groups = list(self.pattern.groupindex.keys())
+
+ def _make_key(self, cap_group):
+ return ("{}_{}".format(self.label, cap_group))
+
+ def matchmake(self, content, rev_data):
+
+ temp_dict = {}
+ # if there are named capture groups in the regex
+ if self.has_groups:
+
+ # if there are matches of some sort in this revision content, fill the lists for each cap_group
+ if self.pattern.search(content) is not None:
+ m = self.pattern.finditer(content)
+ matchobjects = list(m)
+
+ for cap_group in self.capture_groups:
+ key = self._make_key(cap_group)
+ 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[key] = None
+ # else we put in the list we made in the for-loop above
+ else:
+ temp_dict[key] = ', '.join(temp_list)
+
+ # there are no matches at all in this revision content, we default values to None
+ else:
+ for cap_group in self.capture_groups:
+ key = self._make_key(cap_group)
+ temp_dict[key] = 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 self.pattern.search(content) is not None:
+ m = self.pattern.findall(content)
+ temp_dict[self.label] = ', '.join(m)
+ else:
+ temp_dict[self.label] = None
+ # update rev_data with our new columns
+ rev_data.update(temp_dict)
+ return rev_data
+
+
class WikiqParser():
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
"""
-
self.input_file = input_file
self.output_file = output_file
self.collapse_user = collapse_user
self.namespaces = []
self.urlencode = urlencode
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)
else:
self.namespace_filter = None
+ self.regex_revision_pairs = self.make_matchmake_pairs(regex_match_revision, regex_revision_label)
+ self.regex_comment_pairs = self.make_matchmake_pairs(regex_match_comment, regex_comment_label)
+
+
+ def make_matchmake_pairs(self, patterns, labels):
+ if (patterns is not None and labels is not None) and \
+ (len(patterns) == len(labels)):
+ return [RegexPair(pattern, label) for pattern, label in zip(patterns, labels)]
+ elif (patterns is None and labels is None):
+ return []
+ else:
+ sys.exit('Each regular expression *must* come with a corresponding label and vice versa.')
+
+ def matchmake(self, rev, rev_data):
+ rev_data = self.matchmake_revision(rev.text, rev_data)
+ rev_data = self.matchmake_comment(rev.comment, rev_data)
+ return rev_data
+
+ def matchmake_revision(self, text, rev_data):
+ return self.matchmake_pairs(text, rev_data, self.regex_revision_pairs)
+
+ def matchmake_comment(self, comment, rev_data):
+ return self.matchmake_pairs(comment, rev_data, self.regex_comment_pairs)
+
+ def matchmake_pairs(self, text, rev_data, pairs):
+ for pair in pairs:
+ rev_data = pair.matchmake(text, rev_data)
+ return rev_data
+
def __get_namespace_from_title(self, title):
default_ns = None
if namespace not in self.namespace_filter:
continue
-# print(self.revert_radius)
rev_detector = mwreverts.Detector(radius = self.revert_radius)
-
if self.persist != PersistMethod.none:
window = deque(maxlen=PERSISTENCE_RADIUS)
for rev in page:
# initialize rev_data
- rev_data = {}
-
- # 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]))
-
- # 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
- 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"
+ 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"
+ }
+
+ rev_data = self.matchmake(rev, rev_data)
# if revisions are deleted, /many/ things will be missing
if rev.deleted.text:
projects / mediawiki_dump_tools.git / blobdiff