Fix HTML translation formatting, automatically detect HTML in translation UI

app/app.py

@@ -425,7 +425,7 @@ def create_app(args):
                   translator = src_langs[idx].get_translation(tgt_lang)
 
                   if text_format == "html":
-                    translated_text = str(translate_html(translator, transliterate(text, target_lang=source_langs[idx])))
+                    translated_text = str(translate_html(translator, text))
                   else:
                     translated_text = translator.translate(transliterate(text, target_lang=source_langs[idx]))
 
@@ -439,7 +439,7 @@ def create_app(args):
                 translator = src_langs[0].get_translation(tgt_lang)
 
                 if text_format == "html":
-                    translated_text = str(translate_html(translator, transliterate(q, target_lang=source_langs[0])))
+                    translated_text = str(translate_html(translator, q))
                 else:
                     translated_text = translator.translate(transliterate(q, target_lang=source_langs[0]))
                 return jsonify(

app/templates/index.html

@@ -241,7 +241,7 @@
 	// @license magnet:?xt=urn:btih:0b31508aeb0634b347b8270c7bee4d411b5d4109&dn=agpl-3.0.txt AGPL-3.0
 	// API host/endpoint
 	var BaseUrl = window.location.protocol + "//" + window.location.host;
-
+    var htmlRegex = /<(.*)>.*?|<(.*)\/>/;
 	document.addEventListener('DOMContentLoaded', function(){
 		var sidenavElems = document.querySelectorAll('.sidenav');
 		var sidenavInstances = M.Sidenav.init(sidenavElems);
@@ -366,12 +366,17 @@
 	'	body: JSON.stringify({',
 	'		q: "' + this.$options.filters.escape(this.inputText) + '",',
 	'		source: "' + this.$options.filters.escape(this.sourceLang) + '",',
-	'		target: "' + this.$options.filters.escape(this.targetLang) + '"',
+	'		target: "' + this.$options.filters.escape(this.targetLang) + '",',
+	'		format: "' + (this.isHtml ? "html" : "text") + '"',
 	'	}),',
 	'	headers: { "Content-Type": "application/json" }',
 	'});',
 	'',
 	'console.log(await res.json());'].join("\n");
+			},
+
+			isHtml: function(){
+				return htmlRegex.test(this.inputText);
 			}
 		},
 		filters: {
@@ -425,6 +430,7 @@
 					data.append("q", self.inputText);
 					data.append("source", self.sourceLang);
 					data.append("target", self.targetLang);
+					data.append("format", self.isHtml ? "html" : "text");
 					data.append("api_key", localStorage.getItem("api_key") || "");
 
 					request.open('POST', BaseUrl + '/translate', true);