From b1d72e4b54fe293ecd442c6dedc0d91b3b2519b1 Mon Sep 17 00:00:00 2001
From: Benjamin Mako Hill <mako@atdot.cc>
Date: Fri, 11 Apr 2014 15:05:36 -0700
Subject: [PATCH] renamed variables for title regex

The variables used to be called wp_namespace_* which was confusing
because the software is not only useful for Wikipedia and is not only
useful for matching namespaces.
---
 wikiq.cpp | 25 +++++++++++++------------
 1 file changed, 13 insertions(+), 12 deletions(-)

diff --git a/wikiq.cpp b/wikiq.cpp
index e8ca4d2..7123047 100644
--- a/wikiq.cpp
+++ b/wikiq.cpp
@@ -57,7 +57,7 @@ typedef struct {
     char *text;
     vector<string> last_text_tokens;
     vector<pcrecpp::RE> regexes;
-    vector<pcrecpp::RE> wp_namespace_res;
+    vector<pcrecpp::RE> title_regexes;
     vector<string> regex_names;
     map<string, string> revision_md5; // used for detecting reversions
 
@@ -247,18 +247,19 @@ write_row(revisionData *data)
         ++pos;
     }
 
-    // skip this if the wp_namespace is not in the proscribed list of
-    // namespaces
-    bool wp_namespace_found = false;
-    if (!data->wp_namespace_res.empty()) {
-        for (vector<pcrecpp::RE>::iterator r = data->wp_namespace_res.begin(); r != data->wp_namespace_res.end(); ++r) {
-            pcrecpp::RE& wp_namespace_re = *r;
-            if (wp_namespace_re.PartialMatch(data->title)) {
-                wp_namespace_found = true;
+    // look to see if (a) we've passed in a list of /any/ title_regexes
+    // and (b) if all of the title_regex_matches match
+    // if (a) is true and (b) is not, we return
+    bool any_title_regex_match = false;
+    if (!data->title_regexes.empty()) {
+        for (vector<pcrecpp::RE>::iterator r = data->title_regexes.begin(); r != data->title_regexes.end(); ++r) {
+            pcrecpp::RE& title_regex = *r;
+            if (title_regex.PartialMatch(data->title)) {
+                any_title_regex_match = true;
                 break;
             }
         }
-        if (!wp_namespace_found) {
+        if (!any_title_regex_match) {
             return;
         }
     }
@@ -508,7 +509,7 @@ void print_usage(char* argv[]) {
          << "  -v   verbose mode prints text and comments after each line of tab separated data" << endl
          << "  -n   name of the following regex (e.g. -n name -r \"...\")" << endl
          << "  -r   regex to check against additions and deletions" << endl
-         << "  -t   regex(es) to check title against as a way of limiting output to specific namespaces" << endl
+         << "  -t   parse revisions only from pages whose titles match regex(es)" << endl
          << endl
          << "Takes a wikimedia data dump XML stream on standard in, and produces" << endl
          << "a tab-separated stream of revisions on standard out:" << endl
@@ -563,7 +564,7 @@ main(int argc, char *argv[])
                 exit(0);
                 break;
             case 't':
-                data.wp_namespace_res.push_back(pcrecpp::RE(optarg, pcrecpp::UTF8()));
+                data.title_regexes.push_back(pcrecpp::RE(optarg, pcrecpp::UTF8()));
                 break;
         }
 
-- 
2.30.2