give a window alert instead of greying-out to prevent confusion

files/assets/js/core.js

@@ -767,3 +767,10 @@ function delReport(t, url) {
 for (const el of document.getElementsByClassName('autofocus')) {
 	el.focus()
 }
+
+for (const el of document.getElementsByClassName('tor-disabled')) {
+	el.onclick = (e) => {
+		e.preventDefault();
+		window.alert("File uploads are not allowed through TOR!")
+	};
+}

files/templates/util/macros.html

@@ -149,7 +149,7 @@
 {% endmacro %}
 
 {% macro file_btn(input_id, disabled, image_only) %}
-	<label class="btn btn-secondary format m-0" for="{{input_id}}" {% if g.is_tor or disabled %}disabled{% endif %}>
+	<label class="btn btn-secondary format m-0 {% if g.is_tor %}tor-disabled{% endif %}" for="{{input_id}}" {% if disabled %}disabled{% endif %}>
 		<span class="fas fa-{% if image_only %}image{% else %}file{% endif %}"></span>
 		<input autocomplete="off" id="{{input_id}}" accept="image/*{% if not image_only %}, video/*, audio/*{% endif %}" type="file" multiple="multiple" name="file" {% if g.is_tor or disabled %}disabled{% endif %} hidden>
 	</label>