fix (search): add option to disable search entirely

public/assets/pages/filespage/ctrl_submenu.js

@@ -237,7 +237,7 @@ function componentRight(render, { getSelectionLength$ }) {
                 <form style="display: inline-block;" onsubmit="event.preventDefault()">
                     <input value="${safe(search)}" class="hidden" placeholder="${t("search")}" name="q" id="searchInput" aria-label="${t("search")}" tabindex="-1" autocapitalize="none" />
                 </form>
-                <button data-action="search" title="${t("Search")}" aria-controls="searchInput">
+                <button data-action="search" title="${t("Search")}" aria-controls="searchInput" class=${getConfig("enable_search") ? "" : "hidden"}>
                     <img class="component_icon" draggable="false" src="data:image/svg+xml;base64,${ICONS.MAGNIFYING_GLASS}" alt="search" />
                 </button>
                 <button data-action="view" title="${t("Layout")}">

server/common/config.go

@@ -303,6 +303,7 @@ func (this *Configuration) Export() interface{} {
 		Origin                  string            `json:"origin"`
 		Version                 string            `json:"version"`
 		EnableChromecast        bool              `json:"enable_chromecast"`
+		EnableSearch            bool              `json:"enable_search"`
 		EnableShare             bool              `json:"enable_share"`
 		EnableTags              bool              `json:"enable_tags"`
 	}{
@@ -350,8 +351,9 @@ func (this *Configuration) Export() interface{} {
 		}(),
 		Version:          BUILD_REF,
 		EnableChromecast: this.Get("features.protection.enable_chromecast").Bool(),
+		EnableSearch:     Hooks.Get.SearchEngine() != nil,
 		EnableShare:      this.Get("features.share.enable").Bool(),
-		EnableTags: Hooks.Get.Metadata() != nil,
+		EnableTags:       Hooks.Get.Metadata() != nil,
 	}
 }