From: Vladimír Vondruš <mosra@centrum.cz>
Date: Wed, 2 Jan 2019 00:27:31 +0000 (+0100)
Subject: doxygen: take search query from URL GET ?q= parameter, if present.
X-Git-Url: https://www.chiark.greenend.org.uk/ucgi/~cjwatson/git?a=commitdiff_plain;h=52f9b65f9ad3565d8fa7724bd0e3be041bb4e4b6;p=blog.git

doxygen: take search query from URL GET ?q= parameter, if present.
---

diff --git a/doxygen/search.js b/doxygen/search.js
index c454cec9..0480e185 100644
--- a/doxygen/search.js
+++ b/doxygen/search.js
@@ -88,6 +88,19 @@ var Search = {
             /* Search for the input value (there might be something already,
                for example when going back in the browser) */
             let value = document.getElementById('search-input').value;
+
+            /* Otherwise check the GET parameters for `q` and fill the input
+               with that */
+            if(!value.length) {
+                var args = decodeURIComponent(window.location.search.substr(1)).trim().split('&');
+                for(var i = 0; i != args.length; ++i) {
+                    if(args[i].substring(0, 2) != 'q=') continue;
+
+                    value = document.getElementById('search-input').value = args[i].substring(2);
+                    break;
+                }
+            }
+
             if(value.length) Search.searchAndRender(value);
         }