Minor changes (trying to save translations).

grails-app/controllers/by/prominence/translations/TranslationsOverviewController.groovy

@@ -45,6 +45,27 @@ class TranslationsOverviewController {
 
     def saveFile() {
 
+        Bundle bundle = bundleService.findBundleByName(params.bundleName as String)
+        Language language = bundle.languages.find { Language lang ->
+            lang.languageTag = params.lang
+        }
+
+        params.each { String key, value ->
+            if (key.startsWith('translations.')) {
+                language.translations."${key}" = value
+            }
+        }
+
+        language.translations.each { key, value ->
+            language.languageFile.write("${key} = ${value}\n")
+        }
+
+        if (params.bundleName) {
+            redirect action: 'edit', model: [bundleName: params.bundleName]
+            return
+        }
+
+        redirect action: 'index'
     }
 
 }

grails-app/views/translationsOverview/templates/_language.gsp

@@ -1,8 +1,11 @@
 <g:form action="saveFile" name="${language.languageTag}">
     <h3>${language.languageTag.toUpperCase()}</h3>
+    <g:textField name="lang" value="${language.languageTag}" hidden="true"/>
+    <g:textField name="bundleName" value="${language.bundle.name}" hidden="true"/>
+    <g:textField name="langFile" value="${language.languageFile.path}" hidden="true"/>
     <g:each in="${language.translations}" var="translation">
         <g:set var="key" value="${ts.propertyKey(property: translation)}"/>
-        <label>${key}</label> <g:textField name="${key}" value="${ts.propertyValue(property: translation)}" />
+        <label>${key}</label> <g:textField name="translations.${key}" value="${ts.propertyValue(property: translation)}" />
         <br/>
     </g:each>
     <g:submitButton name="save" class="btn btn-primary" value="${g.message(code: 'plugin.translations.action.save')}"/>