Sitemap hreflang syntax invalid for regional language variants fix

readthedocs/projects/constants.py

@@ -250,12 +250,12 @@
     ('zh', 'Chinese'),
     ('zu', 'Zulu'),
     # Try these to test our non-2 letter language support
-    ('nb_NO', 'Norwegian Bokmal'),
-    ('pt_BR', 'Brazilian Portuguese'),
-    ('es_MX', 'Mexican Spanish'),
-    ('uk_UA', 'Ukrainian'),
-    ('zh_CN', 'Simplified Chinese'),
-    ('zh_TW', 'Traditional Chinese'),
+    ('nb-NO', 'Norwegian Bokmal'),
+    ('pt-BR', 'Brazilian Portuguese'),
+    ('es-MX', 'Mexican Spanish'),
+    ('uk-UA', 'Ukrainian'),
+    ('zh-CN', 'Simplified Chinese'),
+    ('zh-TW', 'Traditional Chinese'),
 )
 
 LANGUAGES_REGEX = '|'.join([re.escape(code[0]) for code in LANGUAGES])

readthedocs/projects/migrations/0043_change-language-code.py

@@ -0,0 +1,32 @@
+# -*- coding: utf-8 -*-
+# Generated by Django 1.11.20 on 2019-04-27 21:05
+from __future__ import unicode_literals
+
+from django.db import migrations, models
+
+
+def change_language_code(apps, schema_editor):
+    Project = apps.get_model('projects', 'Project')
+
+    Project.objects.filter(language='nb_NO').update(language='nb-NO')
+    Project.objects.filter(language='pt_BR').update(language='pt-BR')
+    Project.objects.filter(language='es_MX').update(language='es-MX')
+    Project.objects.filter(language='uk_UA').update(language='uk-UA')
+    Project.objects.filter(language='zh_CN').update(language='zh-CN')
+    Project.objects.filter(language='zh_TW').update(language='zh-TW')
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('projects', '0042_increase_env_variable_value_max_length'),
+    ]
+
+    operations = [
+        migrations.RunPython(change_language_code),
+        migrations.AlterField(
+            model_name='project',
+            name='language',
+            field=models.CharField(choices=[('aa', 'Afar'), ('ab', 'Abkhaz'), ('acr', 'Achi'), ('af', 'Afrikaans'), ('agu', 'Awakateko'), ('am', 'Amharic'), ('ar', 'Arabic'), ('as', 'Assamese'), ('ay', 'Aymara'), ('az', 'Azerbaijani'), ('ba', 'Bashkir'), ('be', 'Belarusian'), ('bg', 'Bulgarian'), ('bh', 'Bihari'), ('bi', 'Bislama'), ('bn', 'Bengali'), ('bo', 'Tibetan'), ('br', 'Breton'), ('ca', 'Catalan'), ('caa', "Ch'orti'"), ('cac', 'Chuj'), ('cab', 'Garífuna'), ('cak', 'Kaqchikel'), ('co', 'Corsican'), ('cs', 'Czech'), ('cy', 'Welsh'), ('da', 'Danish'), ('de', 'German'), ('dz', 'Dzongkha'), ('el', 'Greek'), ('en', 'English'), ('eo', 'Esperanto'), ('es', 'Spanish'), ('et', 'Estonian'), ('eu', 'Basque'), ('fa', 'Iranian'), ('fi', 'Finnish'), ('fj', 'Fijian'), ('fo', 'Faroese'), ('fr', 'French'), ('fy', 'Western Frisian'), ('ga', 'Irish'), ('gd', 'Scottish Gaelic'), ('gl', 'Galician'), ('gn', 'Guarani'), ('gu', 'Gujarati'), ('ha', 'Hausa'), ('hi', 'Hindi'), ('he', 'Hebrew'), ('hr', 'Croatian'), ('hu', 'Hungarian'), ('hy', 'Armenian'), ('ia', 'Interlingua'), ('id', 'Indonesian'), ('ie', 'Interlingue'), ('ik', 'Inupiaq'), ('is', 'Icelandic'), ('it', 'Italian'), ('itz', "Itza'"), ('iu', 'Inuktitut'), ('ixl', 'Ixil'), ('ja', 'Japanese'), ('jac', "Popti'"), ('jv', 'Javanese'), ('ka', 'Georgian'), ('kjb', "Q'anjob'al"), ('kek', "Q'eqchi'"), ('kk', 'Kazakh'), ('kl', 'Kalaallisut'), ('km', 'Khmer'), ('kn', 'Kannada'), ('knj', 'Akateko'), ('ko', 'Korean'), ('ks', 'Kashmiri'), ('ku', 'Kurdish'), ('ky', 'Kyrgyz'), ('la', 'Latin'), ('ln', 'Lingala'), ('lo', 'Lao'), ('lt', 'Lithuanian'), ('lv', 'Latvian'), ('mam', 'Mam'), ('mg', 'Malagasy'), ('mi', 'Maori'), ('mk', 'Macedonian'), ('ml', 'Malayalam'), ('mn', 'Mongolian'), ('mop', 'Mopan'), ('mr', 'Marathi'), ('ms', 'Malay'), ('mt', 'Maltese'), ('my', 'Burmese'), ('na', 'Nauru'), ('ne', 'Nepali'), ('nl', 'Dutch'), ('no', 'Norwegian'), ('oc', 'Occitan'), ('om', 'Oromo'), ('or', 'Oriya'), ('pa', 'Panjabi'), ('pl', 'Polish'), ('pnb', 'Western Punjabi'), ('poc', 'Poqomam'), ('poh', 'Poqomchi'), ('ps', 'Pashto'), ('pt', 'Portuguese'), ('qu', 'Quechua'), ('quc', "K'iche'"), ('qum', 'Sipakapense'), ('quv', 'Sakapulteko'), ('rm', 'Romansh'), ('rn', 'Kirundi'), ('ro', 'Romanian'), ('ru', 'Russian'), ('rw', 'Kinyarwanda'), ('sa', 'Sanskrit'), ('sd', 'Sindhi'), ('sg', 'Sango'), ('si', 'Sinhala'), ('sk', 'Slovak'), ('skr', 'Saraiki'), ('sl', 'Slovenian'), ('sm', 'Samoan'), ('sn', 'Shona'), ('so', 'Somali'), ('sq', 'Albanian'), ('sr', 'Serbian'), ('ss', 'Swati'), ('st', 'Southern Sotho'), ('su', 'Sudanese'), ('sv', 'Swedish'), ('sw', 'Swahili'), ('ta', 'Tamil'), ('te', 'Telugu'), ('tg', 'Tajik'), ('th', 'Thai'), ('ti', 'Tigrinya'), ('tk', 'Turkmen'), ('tl', 'Tagalog'), ('tn', 'Tswana'), ('to', 'Tonga'), ('tr', 'Turkish'), ('ts', 'Tsonga'), ('tt', 'Tatar'), ('ttc', 'Tektiteko'), ('tzj', "Tz'utujil"), ('tw', 'Twi'), ('ug', 'Uyghur'), ('uk', 'Ukrainian'), ('ur', 'Urdu'), ('usp', 'Uspanteko'), ('uz', 'Uzbek'), ('vi', 'Vietnamese'), ('vo', 'Volapuk'), ('wo', 'Wolof'), ('xh', 'Xhosa'), ('xin', 'Xinka'), ('yi', 'Yiddish'), ('yo', 'Yoruba'), ('za', 'Zhuang'), ('zh', 'Chinese'), ('zu', 'Zulu'), ('nb-NO', 'Norwegian Bokmal'), ('pt-BR', 'Brazilian Portuguese'), ('es-MX', 'Mexican Spanish'), ('uk-UA', 'Ukrainian'), ('zh-CN', 'Simplified Chinese'), ('zh-TW', 'Traditional Chinese')], default='en', help_text="The language the project documentation is rendered in. Note: this affects your project's URL.", max_length=20, verbose_name='Language'),
+        ),
+    ]