удаление метатэга на всякий случай

src/page.js

@@ -10,7 +10,7 @@ export default class Page extends Component {
 	setDescription(description) {
 		this.setMetaTag('description', description);
 	}
-	setMetaTag(name, content) {
+	findMetaTag(name) {
 		const head = document.getElementsByTagName('head')[0];
 		const headChilds = head.children;
 		let meta;
@@ -20,6 +20,10 @@ export default class Page extends Component {
 				break;
 			}
 		}
+		return {head, meta};
+	}
+	setMetaTag(name, content) {
+		let {head, meta} = this.findMetaTag(name);
 		if(!meta) {
 			meta = document.createElement('meta');
 			head.appendChild(meta);
@@ -27,4 +31,10 @@ export default class Page extends Component {
 		meta.name = name;
 		meta.content = content;
 	}
+	removeMetaTag(name) {
+		let {head, meta} = this.findMetaTag(name);
+		if(meta) {
+			head.removeChild(meta);
+		}
+	}
 }

src/torrent-page.js

@@ -213,6 +213,9 @@ export default class TorrentPage extends Page {
       window.torrentSocket.off('filesReady', this.filesUpdated);
   	if(this.trackerUpdate)
       window.torrentSocket.off('trackerTorrentUpdate', this.trackerUpdate);
+    if(this.torrent && this.torrent.contentCategory == 'xxx') {
+      this.removeMetaTag('robots');
+    }
   }
   vote(good) {
     if(!this.torrent)