metadata: add new Translation app field for URL for contributions

This is a field requested from a bunch of translators so they can easily
find where to translate apps:
https://forum.f-droid.org/t/translation-field-for-app-entries/1403/5

.gitlab-ci.yml

@@ -32,6 +32,7 @@ metadata_v0:
     - cd fdroiddata
     - ../tests/dump_internal_metadata_format.py
     - sed -i
+          -e '/Translation:/d'
           -e '/kivy:\sfalse/d'
           -e '/timeout:\s/d'
           metadata/dump_*/*.yaml

fdroidserver/metadata.py

@@ -67,6 +67,7 @@ app_fields = set([
     'Web Site',
     'Source Code',
     'Issue Tracker',
+    'Translation',
     'Changelog',
     'Donate',
     'FlattrID',
@@ -118,6 +119,7 @@ class App(dict):
         self.WebSite = ''
         self.SourceCode = ''
         self.IssueTracker = ''
+        self.Translation = ''
         self.Changelog = ''
         self.Donate = None
         self.FlattrID = None
@@ -400,7 +402,7 @@ valuetypes = {
 
     FieldValidator("HTTP link",
                    r'^http[s]?://',
-                   ["WebSite", "SourceCode", "IssueTracker", "Changelog", "Donate"]),
+                   ["WebSite", "SourceCode", "IssueTracker", "Translation", "Changelog", "Donate"]),
 
     FieldValidator("Email",
                    r'^[a-zA-Z0-9._%+-]+@[a-zA-Z0-9.-]+\.[a-zA-Z]{2,}$',
@@ -1143,6 +1145,7 @@ def write_yaml(mf, app):
         'WebSite',
         'SourceCode',
         'IssueTracker',
+        'Translation',
         'Changelog',
         'Donate',
         'FlattrID',
@@ -1437,6 +1440,7 @@ def write_plaintext_metadata(mf, app, w_comment, w_field, w_build):
     w_field_always('Web Site')
     w_field_always('Source Code')
     w_field_always('Issue Tracker')
+    w_field_nonempty('Translation')
     w_field_nonempty('Changelog')
     w_field_nonempty('Donate')
     w_field_nonempty('FlattrID')

tests/metadata-rewrite-yml/org.fdroid.fdroid.yml

@@ -4,6 +4,7 @@ License: GPL-3.0+
 WebSite: https://f-droid.org
 SourceCode: https://gitlab.com/fdroid/fdroidclient
 IssueTracker: https://gitlab.com/fdroid/fdroidclient/issues
+Translation: https://hosted.weblate.org/projects/f-droid/f-droid
 Changelog: https://gitlab.com/fdroid/fdroidclient/raw/HEAD/CHANGELOG.md
 Donate: https://f-droid.org/about
 FlattrID: '343053'

tests/metadata/dump/com.politedroid.yaml

@@ -29,6 +29,7 @@ RepoType: git
 RequiresRoot: false
 SourceCode: https://github.com/miguelvps/PoliteDroid
 Summary: Calendar tool
+Translation: ''
 UpdateCheckData: null
 UpdateCheckIgnore: null
 UpdateCheckMode: Tags

tests/metadata/dump/org.adaway.yaml

@@ -52,6 +52,7 @@ RepoType: git
 RequiresRoot: true
 SourceCode: https://github.com/dschuermann/ad-away
 Summary: Block advertisements
+Translation: https://www.transifex.com/dominikschuermann/adaway
 UpdateCheckData: null
 UpdateCheckIgnore: null
 UpdateCheckMode: Tags

tests/metadata/dump/org.smssecure.smssecure.yaml

@@ -49,6 +49,7 @@ RepoType: git
 RequiresRoot: false
 SourceCode: https://github.com/SMSSecure/SMSSecure
 Summary: Send encrypted text messages (SMS)
+Translation: https://www.transifex.com/silence/silence
 UpdateCheckData: null
 UpdateCheckIgnore: null
 UpdateCheckMode: Tags

tests/metadata/dump/org.videolan.vlc.yaml

@@ -51,6 +51,7 @@ RepoType: git
 RequiresRoot: false
 SourceCode: http://git.videolan.org/?p=vlc-ports/android.git;a=summary
 Summary: Media player
+Translation: ''
 UpdateCheckData: null
 UpdateCheckIgnore: null
 UpdateCheckMode: Tags

tests/metadata/info.guardianproject.checkey.txt

@@ -3,6 +3,7 @@ License:GPL-3.0
 Web Site:https://dev.guardianproject.info/projects/checkey
 Source Code:https://github.com/guardianproject/checkey
 Issue Tracker:https://dev.guardianproject.info/projects/checkey/issues
+Translation:https://www.transifex.com/otf/checkey
 Bitcoin:1Fi5xUHiAPRKxHvyUGVFGt9extBe8Srdbk
 
 Auto Name:Checkey

tests/metadata/org.adaway.json

@@ -29,6 +29,7 @@
     "RequiresRoot": true,
     "SourceCode": "https://github.com/dschuermann/ad-away",
     "Summary": "Block advertisements",
+    "Translation": "https://www.transifex.com/dominikschuermann/adaway",
     "UpdateCheckMode": "Tags",
     "WebSite": "http://sufficientlysecure.org/index.php/adaway",
 

tests/metadata/org.fdroid.fdroid.txt

@@ -3,6 +3,7 @@ License:GPL-3.0+
 Web Site:https://f-droid.org
 Source Code:https://gitlab.com/fdroid/fdroidclient
 Issue Tracker:https://gitlab.com/fdroid/fdroidclient/issues
+Translation:https://hosted.weblate.org/projects/f-droid/f-droid
 Changelog:https://gitlab.com/fdroid/fdroidclient/raw/HEAD/CHANGELOG.md
 Donate:https://f-droid.org/about
 FlattrID:343053

tests/metadata/org.smssecure.smssecure.txt

@@ -3,6 +3,7 @@ License:GPL-3.0
 Web Site:http://www.smssecure.org
 Source Code:https://github.com/SMSSecure/SMSSecure
 Issue Tracker:https://github.com/SMSSecure/SMSSecure/issues
+Translation:https://www.transifex.com/silence/silence
 
 Auto Name:SMSSecure
 Summary:Send encrypted text messages (SMS)