Handle empty and same text translation

translators/baidu.js

@@ -20,14 +20,25 @@ function checkFinished() {
 
 function translate(text, from, to) {
     console.log('start translate', text, from, to)
+
+    if (text.trim().length == 0) {
+        proxy.setTranslated('');
+        return;
+    }
+
     active = true;
 
     let langs = from + '/' + to;
     if (window.location.href.indexOf('//fanyi.baidu.com/') !== -1
         && window.location.href.indexOf(langs) !== -1) {
-        document.querySelector('textarea#baidu_translate_input').value = text;
+        var input = document.querySelector('textarea#baidu_translate_input');
-        document.querySelector('textarea#baidu_translate_input').dispatchEvent(
+        if (input.value == text) {
-            new Event("input", { bubbles: true, cancelable: true }));
+            console.log('using cached result');
+            lastText = '';
+            return;
+        }
+        input.value = text;
+        input.dispatchEvent(new Event("input", { bubbles: true, cancelable: true }));
         return;
     }
 

translators/bing.js

@@ -20,13 +20,24 @@ function checkFinished() {
 
 function translate(text, from, to) {
     console.log('start translate', text, from, to)
+
+    if (text.trim().length == 0) {
+        proxy.setTranslated('');
+        return;
+    }
+
     active = true;
 
     if (window.location.href.indexOf('bing.com/translator') !== -1
         && window.location.href.indexOf('&to=' + to + '&') !== -1) {
-        document.querySelector('textarea#tta_input_ta').value = text;
+        var input = document.querySelector('textarea#tta_input_ta');
-        document.querySelector('textarea#tta_input_ta').dispatchEvent(
+        if (input.value == text) {
-            new Event("input", { bubbles: true, cancelable: true }));
+            console.log('using cached result');
+            lastText = '';
+            return;
+        }
+        input.value = text;
+        input.dispatchEvent(new Event("input", { bubbles: true, cancelable: true }));
         return;
     }
 

translators/deepl.js

@@ -18,6 +18,12 @@ function checkFinished() {
 
 function translate(text, from, to) {
   console.log('start translate', text, from, to)
+
+  if (text.trim().length == 0) {
+      proxy.setTranslated('');
+      return;
+  }
+
   from = from == 'zh-CN' ? 'zh' : from;
   to = to == 'zh-CN' ? 'zh' : to;
 
@@ -36,9 +42,14 @@ function translate(text, from, to) {
   let langs = from + '/' + to + '/';
   if (window.location.href.indexOf('www.deepl.com/translator') !== -1
     && window.location.href.indexOf(langs) !== -1) {
-    document.querySelector('textarea[dl-test=translator-source-input]').value = text;
+    var input = document.querySelector('textarea[dl-test=translator-source-input]');
-    document.querySelector('textarea[dl-test=translator-source-input]').dispatchEvent(
+    if (input.value == text) {
-      new Event("input", { bubbles: true, cancelable: true }));
+        console.log('using cached result');
+        lastText = '';
+        return;
+    }
+    input.value = text;
+    input.dispatchEvent(new Event("input", { bubbles: true, cancelable: true }));
     return;
   }
 

translators/google.js

@@ -21,13 +21,24 @@ function checkFinished() {
 
 function translate(text, from, to) {
     console.log('start translate', text, from, to)
+
+    if (text.trim().length == 0) {
+        proxy.setTranslated('');
+        return;
+    }
+
     active = true;
 
     if (window.location.href.indexOf('//translate.google') !== -1
         && window.location.href.indexOf('&tl=' + to + '&') !== -1) {
-        document.querySelector('textarea.er8xn').value = text;
+        var input = document.querySelector('textarea.er8xn');
-        document.querySelector('textarea.er8xn').dispatchEvent(
+        if (input.value == text) {
-            new Event("input", { bubbles: true, cancelable: true }));
+            console.log('using cached result');
+            lastText = '';
+            return;
+        }
+        input.value = text;
+        input.dispatchEvent(new Event("input", { bubbles: true, cancelable: true }));
         return;
     }
     let url = 'https://translate.google.com/#view=home&op=translate&sl=auto&tl=' + to + '&text=' + encodeURIComponent(text);

translators/papago.js

@@ -31,6 +31,12 @@ function checkFinished() {
 
 function translate(text, from, to) {
     console.log('start translate', text, from, to)
+
+    if (text.trim().length == 0) {
+        proxy.setTranslated('');
+        return;
+    }
+
     let supported = ['ko', 'ru', 'en', 'fr', 'pt', 'th', 'ja',
         'zh-CN', 'zh-TW', 'de', 'it', 'id', 'es', 'vi', 'hi'];
 
@@ -48,9 +54,14 @@ function translate(text, from, to) {
     let langs = '?sk=auto&tk=' + to + '&';
     if (window.location.href.indexOf('//papago.naver.com/') !== -1
         && window.location.href.indexOf(langs) !== -1) {
-        document.querySelector('textarea#txtSource').value = text
+        var input = document.querySelector('textarea#txtSource');
-        document.querySelector('textarea#txtSource').dispatchEvent(
+        if (input.value == text) {
-            new Event("input", { bubbles: true, cancelable: true }));
+            console.log('using cached result');
+            lastText = '';
+            return;
+        }
+        input.value = text;
+        input.dispatchEvent(new Event("input", { bubbles: true, cancelable: true }));
         return;
     }
 

translators/yandex.js

@@ -20,10 +20,21 @@ function checkFinished() {
 
 function translate(text, from, to) {
     console.log('start translate', text, from, to)
+
+    if (text.trim().length == 0) {
+        proxy.setTranslated('');
+        return;
+    }
+
     active = true;
 
     let langs = 'lang=' + from + '-' + to;
     let url = 'https://translate.yandex.ru/?' + langs + '&text=' + encodeURIComponent(text);
+    if (window.location.href == url) {
+        console.log('using cached result');
+        lastText = '';
+        return;
+    }
     console.log("setting url", url);
     window.location = url;
 }

updates.json

@@ -576,26 +576,27 @@
 
 ,"translators":{
  "baidu": {"files":[
-  {"url":"https://raw.githubusercontent.com/OneMoreGres/ScreenTranslator/master/translators/baidu.js", "path":"$translators$/baidu.js", "md5":"93f7bca9b792877350f54a1d47767583", "size":1306}
+  {"url":"https://raw.githubusercontent.com/OneMoreGres/ScreenTranslator/master/translators/baidu.js", "path":"$translators$/baidu.js", "md5":"be3eb6d11fa5faebb046c887c9a8f3bd", "size":1501}
  ]}
  ,"bing": {"files":[
-  {"url":"https://raw.githubusercontent.com/OneMoreGres/ScreenTranslator/master/translators/bing.js", "path":"$translators$/bing.js", "md5":"5c20fe78c25a4f9e97160fdc3bc4572c", "size":1277}
+  {"url":"https://raw.githubusercontent.com/OneMoreGres/ScreenTranslator/master/translators/bing.js", "path":"$translators$/bing.js", "md5":"a982e9aa6cac598f4c9bf4a56386d13e", "size":1481}
  ]}
  ,"deepl": {"files":[
-  {"url":"https://raw.githubusercontent.com/OneMoreGres/ScreenTranslator/master/translators/deepl.js", "path":"$translators$/deepl.js", "md5":"a6dfae3f63ca3fa9c7edbfaff87600e4", "size":1596}
+  {"url":"https://raw.githubusercontent.com/OneMoreGres/ScreenTranslator/master/translators/deepl.js", "path":"$translators$/deepl.js", "md5":"fff5dba9840208cbb98fc85079014b0d", "size":1754}
  ]}
  ,"google": {"files":[
-  {"url":"https://raw.githubusercontent.com/OneMoreGres/ScreenTranslator/master/translators/google.js", "path":"$translators$/google.js", "md5":"74f1064ba8f02c9c7be3821a4bdc557b", "size":1297}
+  {"url":"https://raw.githubusercontent.com/OneMoreGres/ScreenTranslator/master/translators/google.js", "path":"$translators$/google.js", "md5":"1ceba6431d757fc2ae028a4ec177542c", "size":1508}
  ]}
  ,"google_api": {"files":[
   {"url":"https://raw.githubusercontent.com/OneMoreGres/ScreenTranslator/master/translators/google_api.js", "path":"$translators$/google_api.js", "md5":"90b9b1a5c8dc52fd4a3f28be93442a56", "size":1030}
  ]}
  ,"papago": {"files":[
-  {"url":"https://raw.githubusercontent.com/OneMoreGres/ScreenTranslator/master/translators/papago.js", "path":"$translators$/papago.js", "md5":"538bb7280192b18d15d24b07adae2638", "size":1956}
+  {"url":"https://raw.githubusercontent.com/OneMoreGres/ScreenTranslator/master/translators/papago.js", "path":"$translators$/papago.js", "md5":"603a56fc23990453942064ec53d1eaa3", "size":2164}
  ]}
  ,"yandex": {"files":[
-  {"url":"https://raw.githubusercontent.com/OneMoreGres/ScreenTranslator/master/translators/yandex.js", "path":"$translators$/yandex.js", "md5":"f8c625e8f6ced4a9f5be6791a6ee3f87", "size":957}
+  {"url":"https://raw.githubusercontent.com/OneMoreGres/ScreenTranslator/master/translators/yandex.js", "path":"$translators$/yandex.js", "md5":"6bc71c24270ca418b193f073e6155d5f", "size":1177}
  ]}
 }
 
+
 }