From 778219127cb2289c1fec0755c2b6fa1f93ebc3d0 Mon Sep 17 00:00:00 2001
From: Ivan Kuzmenko <6745157+rndtrash@users.noreply.github.com>
Date: Sat, 12 Jul 2025 11:35:34 +0300
Subject: [PATCH] =?UTF-8?q?=D0=A1=D1=81=D1=8B=D0=BB=D0=BA=D0=B8=20=D0=BF?=
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---
 src/lib/components/SocialButton.svelte         |  6 +++---
 src/lib/components/SocialHyperlink.svelte      | 18 +++++++++---------
 .../util/{IconResolver.ts => LinkResolver.ts}  | 18 ++++++++++++++++++
 3 files changed, 30 insertions(+), 12 deletions(-)
 rename src/lib/util/{IconResolver.ts => LinkResolver.ts} (74%)

diff --git a/src/lib/components/SocialButton.svelte b/src/lib/components/SocialButton.svelte
index dd1ff40..f12be28 100644
--- a/src/lib/components/SocialButton.svelte
+++ b/src/lib/components/SocialButton.svelte
@@ -1,5 +1,5 @@
 <script lang="ts">
-	import { tryGetIcon } from '$lib/util/IconResolver';
+	import { isLinkLocal, tryGetIcon } from '$lib/util/LinkResolver';
 	import HoverIcon from './HoverIcon.svelte';
 
 	export let href: string;
@@ -10,8 +10,8 @@
 
 <a
 	{href}
-	class="{className} drop-shadow-2xl flex flex-row transition-all hover:scale-110"
-	target="_blank"
+	class="{className} flex flex-row drop-shadow-2xl transition-all hover:scale-110"
+	target={isLinkLocal(href) ? '_self' : '_blank'}
 >
 	<div class="shrink-0 rounded-l-xl bg-slate-800 p-2">
 		<HoverIcon src={customIcon ?? tryGetIcon(href)} class="text-sm uppercase" text={href} />
diff --git a/src/lib/components/SocialHyperlink.svelte b/src/lib/components/SocialHyperlink.svelte
index 07d57c5..93920e9 100644
--- a/src/lib/components/SocialHyperlink.svelte
+++ b/src/lib/components/SocialHyperlink.svelte
@@ -1,7 +1,7 @@
 <script lang="ts">
 	import { MediaQuery } from 'svelte/reactivity';
 	import HoverIcon from './HoverIcon.svelte';
-	import { tryGetIcon } from '$lib/util/IconResolver';
+	import { isLinkLocal, tryGetIcon } from '$lib/util/LinkResolver';
 
 	export let href: string;
 	let className: string = '';
@@ -11,17 +11,17 @@
 	const sm = new MediaQuery('width >= 40rem', false);
 </script>
 
-<a {href} class="{className} inline-block group" target="_blank">
-	<span class="inline-block {sm.current ? 'size-8 rounded-xl p-1' : 'size-6 rounded-sm p-0.5'} bg-emerald-800 align-bottom transition-all group-hover:scale-110">
-		<HoverIcon
-			src={customIcon ?? tryGetIcon(href)}
-			text={href}
-			size={sm.current ? 24 : 20}
-		/>
+<a {href} class="{className} group inline-block" target={isLinkLocal(href) ? '_self' : '_blank'}>
+	<span
+		class="inline-block {sm.current
+			? 'size-8 rounded-xl p-1'
+			: 'size-6 rounded-sm p-0.5'} bg-emerald-800 align-bottom transition-all group-hover:scale-110"
+	>
+		<HoverIcon src={customIcon ?? tryGetIcon(href)} text={href} size={sm.current ? 24 : 20} />
 	</span>
 	<span class="text-emerald-900 underline">
 		<slot />
 	</span>
 </a>
 
-<style></style>
\ No newline at end of file
+<style></style>
diff --git a/src/lib/util/IconResolver.ts b/src/lib/util/LinkResolver.ts
similarity index 74%
rename from src/lib/util/IconResolver.ts
rename to src/lib/util/LinkResolver.ts
index 1488d59..28fc72e 100644
--- a/src/lib/util/IconResolver.ts
+++ b/src/lib/util/LinkResolver.ts
@@ -62,4 +62,22 @@ export function tryGetIcon(link: string): string {
     }
 
     return getIconFromUrl(url) ?? icons['none'];
+}
+
+/**
+ * Проверка на "локальность" ссылки - принадлежность её этому сайту. Используется, например,
+ * в социальных ссылках, чтобы не открывать новую вкладку для страниц сайта.
+ * @param link Локальная либо глобальная ссылка
+ * @returns true, если ссылка не ведёт за пределы сайта
+ */
+export function isLinkLocal(link: string): boolean {
+    let url: URL;
+    try {
+        url = new URL(link);
+    } catch {
+        return true;
+    }
+
+    // Поддомены teasanctuary.ru должны всегда быть "внешними"
+    return url.hostname === "" || url.hostname === "teasanctuary.ru";
 }
\ No newline at end of file