Add redirect from previous search url

Author: magnesj

layouts/partials/search.html

@@ -0,0 +1,83 @@
+      {{- if not .Site.Params.disableSearch }}
+        {{- $assetBusting := partialCached "assetbusting.gotmpl" . }}
+        {{- $link := "" }}
+        {{- with .Site.Home.OutputFormats.Get "json" }}
+          {{- warnf "UNSUPPORTED usage of 'json' output format found, remove it from your config; see https://mcshelby.github.io/hugo-theme-relearn/introduction/releasenotes/7/#7-0-0" }}
+        {{- end }}
+        {{- with .Site.Home.OutputFormats.Get "search" }}
+          {{- warnf "UNSUPPORTED usage of 'search' output format found, remove it from your config; see https://mcshelby.github.io/hugo-theme-relearn/introduction/releasenotes/7/#7-0-0" }}
+        {{- end }}
+        {{- with .Site.Home.OutputFormats.Get "searchpage" }}
+          {{- warnf "UNSUPPORTED usage of 'searchpage' output format found, remove it from your config; see https://mcshelby.github.io/hugo-theme-relearn/introduction/releasenotes/7/#7-0-0" }}
+        {{- end }}
+        {{- if not .Site.Params.disableSearchIndex }}
+          {{- $url := trim (or .Site.Params.searchIndexURL "searchindex.js") "/" }}
+          {{- $url = path.Join (path.Dir $url) (print (path.BaseName $url) "." .Language.Lang (path.Ext $url)) }}
+          {{- if .IsHome }}
+            {{- $templateres := resources.Get "_relearn_searchindex.js" }}
+            {{- $resultres := $templateres | resources.ExecuteAsTemplate $url .Site.Home }}
+            {{- /* the following code causes Hugo to generate our file - although it is in comments */}}<!-- {{ $resultres.RelPermalink }} -->
+          {{- end }}
+        <script>
+          window.index_js_url={{ (printf "%s%s" $url $assetBusting) | relURL }};
+        </script>
+          {{- if not .Site.Params.disableSearchPage }}
+            {{- with .Site.GetPage "/_relearn/searchpage/_relearn_searchpage" }}
+              {{- $link = partial "permalink.gotmpl" (dict "to" .) }}
+            {{- end }}
+          {{- end }}
+        {{- end }}
+        <search>{{ if $link }}<form action="{{ $link }}" method="get">{{ end }}
+          <div class="searchbox default-animation">
+            {{ if $link }}<button class="search-detail" type="submit" title="{{ T "Search" }} (CTRL+ALT+f)">{{ end }}<i class="fas fa-search"{{ if not $link }} title="{{ T "Search" }} (CTRL+ALT+f)"{{ end }}></i>{{ if $link }}</button>{{ end }}
+            <label class="a11y-only" for="R-search-by">{{ T "Search" }}</label>
+            <input data-search-input id="R-search-by" name="search-by" class="search-by" type="search" placeholder="{{ T "Search-placeholder" }}">
+            <button class="search-clear" type="button" data-search-clear="" title="{{ T "Clear-search" }}"><i class="fas fa-times" title="{{ T "Clear-search" }}"></i></button>
+          </div>
+        {{ if $link }}</form>{{ end }}</search>
+        {{- $pageBaseLang := replaceRE "([a-z]+).*" "${1}" .Page.Language.LanguageCode }}
+        {{- $contentlangs := (union (slice | append (.Site.Params.additionalContentLanguage | default slice)) (slice $pageBaseLang)) }}
+        {{- $quotedcontentlangs := slice }}
+        {{- $missingcontentlangs := slice }}
+        {{- range $contentlangs }}
+          {{- $f := printf "/static/js/lunr/lunr.%s.min.js" . }}
+          {{- if partialCached "_relearn/fileExists.gotmpl" $f $f }}
+            {{- $quotedcontentlangs = $quotedcontentlangs | append (printf "'%s'" .) }}
+          {{- else }}
+            {{- $missingcontentlangs = $missingcontentlangs | append . }}
+          {{- end }}
+        {{- end }}
+        {{- $contentlangs = $contentlangs | complement $missingcontentlangs }}
+        <script>
+          var contentLangs=[{{ delimit $quotedcontentlangs ", " | safeJS }}];
+        </script>
+        <script src="{{"js/auto-complete.js" | relURL}}{{ $assetBusting }}" defer></script>
+        <script src="{{"js/lunr/lunr.min.js" | relURL}}{{ $assetBusting }}" defer></script>
+        <script src="{{"js/lunr/lunr.stemmer.support.min.js" | relURL}}{{ $assetBusting }}" defer></script>
+        <script src="{{"js/lunr/lunr.multi.min.js" | relURL}}{{ $assetBusting }}" defer></script>
+        {{- $tinyseg := false }}
+        {{- $wordcut := false }}
+        {{- range $contentlangs }}
+          {{- if and (not $tinyseg) (or (eq . "ja")) }}
+            {{- $tinyseg = true }}
+        <script src="{{"js/lunr/tinyseg.js" | relURL}}{{ $assetBusting }}" defer></script>
+          {{- end }}
+          {{- if and (not $wordcut) (or (eq . "hi") (eq . "th")) }}
+            {{- $wordcut = true }}
+        <script src="{{"js/lunr/wordcut.js" | relURL}}{{ $assetBusting }}" defer></script>
+          {{- end }}
+          {{- $file := (printf "js/lunr/lunr.%s.min.js" .) }}
+        <script src="{{ $file | relURL}}{{ $assetBusting }}" defer></script>
+        {{- end }}
+        <script src="{{ "js/search.js" | relURL }}{{ $assetBusting }}" defer></script>
+        <script>
+          (function() {
+            const urlParams = new URLSearchParams(window.location.search);
+            const searchQuery = urlParams.get('q');
+            if (searchQuery) {
+              const newUrl = `/search/?search-by=${encodeURIComponent(searchQuery)}`;
+              window.location.replace(newUrl);
+            }
+          })();
+        </script>
+      {{- end }}