From 8cd7b2cc087d222359fbbf07029c1fa8e44255e3 Mon Sep 17 00:00:00 2001
From: ccd0 <admin@containerchan.org>
Date: Fri, 28 Jun 2019 21:09:39 -0700
Subject: [PATCH] Support searching for threads by regular expressions on a
 given field using syntax field:/regexp/

---
 src/General/Index.coffee | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/src/General/Index.coffee b/src/General/Index.coffee
index 6f72b0c92..5802155a5 100644
--- a/src/General/Index.coffee
+++ b/src/General/Index.coffee
@@ -943,6 +943,13 @@ Index =
     Index.pageLoad false
 
   querySearch: (query) ->
+    if (match = query.match /^([\w+]+):\/(.*)\/(\w*)$/)
+      try
+        regexp = RegExp match[2], match[3]
+      catch
+        return []
+      return Index.sortedThreadIDs.filter (ID) ->
+        regexp.test(Filter.value(match[1], Index.parsedThreads[ID]) or '')
     return if not (keywords = query.toLowerCase().match /\S+/g)
     Index.sortedThreadIDs.filter (ID) ->
       Index.searchMatch Index.parsedThreads[ID], keywords