deepl api integration ajax and test for language setting detection

testproject/locale/fr/LC_MESSAGES/django.po

@@ -9,19 +9,20 @@ msgstr ""
 "Project-Id-Version: PACKAGE VERSION\n"
 "Report-Msgid-Bugs-To: \n"
 "POT-Creation-Date: 2015-09-14 02:28-0500\n"
-"PO-Revision-Date: YEAR-MO-DA HO:MI+ZONE\n"
-"Last-Translator: FULL NAME <EMAIL@ADDRESS>\n"
+"PO-Revision-Date: 2021-05-28 09:19-0551\n"
+"Last-Translator: b'  <halit@cruncher.ch>'\n"
 "Language-Team: LANGUAGE <LL@li.org>\n"
 "Language: \n"
 "MIME-Version: 1.0\n"
 "Content-Type: text/plain; charset=UTF-8\n"
 "Content-Transfer-Encoding: 8bit\n"
 "Plural-Forms: nplurals=INTEGER; plural=EXPRESSION;\n"
+"X-Translated-Using: django-rosetta 0.9.7\n"
 
 #: templates/test.html:3
 #, fuzzy
 msgid "Some text to translate"
-msgstr "Crunchum ipsum dolor sit coder void, constructor function"
+msgstr "Du texte à traduire"
 
 #: templates/test.html:5
 #, python-format
@@ -34,7 +35,6 @@ msgid_plural ""
 msgstr[0] ""
 msgstr[1] ""
 
-
 #: templates/test.html:3
 msgid "We need %(num_bottles)s bottles!"
 msgstr ""

testproject/settings.py

@@ -78,6 +78,7 @@ LANGUAGES = (
     ('fr_FR.utf8', u'French (France), UTF8'),
 )
 
+
 SILENCED_SYSTEM_CHECKS = ["translation.E002"]
 
 
@@ -126,4 +127,14 @@ ROSETTA_SHOW_AT_ADMIN_PANEL = True
 
 # fake azure key that matches the one in
 # fixtures/vcr_cassettes/test_47_azure_ajax_translation.yaml
-AZURE_CLIENT_SECRET = 'FAKE'
+AZURE_CLIENT_SECRET = None  # "FAKE"
+
+DEEPL_AUTH_KEY = "409de4f4-cfd0-d1f3-c1d5-9fab3ff84a13"
+
+
+# Deepl API language codes are different then those of django, so if this is not set according to your desired languages,
+# We use the uppercase version of the first 2 letters of django language code.
+# In which case it would work fine for most of the languages,
+# But for 'en' if you want "EN-GB" for example, please set it in this dictionary.
+# Please check the supported languages list of DeepL API: https://www.deepl.com/docs-api/translating-text/request/
+DEEPL_LANGUAGES = {"fr": "FR", "en": "EN-GB", "zh_Hans": "ZH"}