Adding transifex script for managing translations

.tx/config

@@ -0,0 +1,9 @@
+[main]
+host = https://www.transifex.com
+lang_map = sr@latin:sr_Latn, zh_CN:zh_Hans, zh_TW:zh_Hant
+
+[taiga-front.locale-enjson]
+file_filter = app/locales/locale-<lang>.json
+source_file = app/locales/locale-en.json
+source_lang = en
+type = PO

scripts/manage_translations.py

@@ -0,0 +1,98 @@
+#!/usr/bin/env python
+
+import os
+from argparse import ArgumentParser
+from argparse import RawTextHelpFormatter
+
+from subprocess import PIPE, Popen, call
+
+
+def _tx_resource_for_name(name):
+    """ Return the Transifex resource name """
+    return "taiga-front.{}".format(name)
+
+
+def fetch(resources=None, languages=None):
+    """
+    Fetch translations from Transifex, wrap long lines, generate mo files.
+    """
+    if not resources:
+        if languages is None:
+            call("tx pull -a -f --minimum-perc=5", shell=True)
+        else:
+            for lang in languages:
+                call("tx pull -f -l {lang}".format(lang=lang), shell=True)
+
+    else:
+        for resource in resources:
+            if languages is None:
+                call("tx pull -r {res} -a -f --minimum-perc=5".format(res=_tx_resource_for_name(resource)), shell=True)
+            else:
+                for lang in languages:
+                    call("tx pull -r {res} -f -l {lang}".format(res=_tx_resource_for_name(resource), lang=lang), shell=True)
+
+
+def commit(resources=None, languages=None):
+    """
+    Commit messages to Transifex,
+    """
+    if not resources:
+        if languages is None:
+            call("tx push -s -l en", shell=True)
+        else:
+            for lang in languages:
+                call("tx push -t -l {lang}".format(lang=lang), shell=True)
+    else:
+        for resource in resources:
+            # Transifex push
+            if languages is None:
+                call("tx push -r {res} -s -l en".format(res=_tx_resource_for_name(resource)), shell=True)
+            else:
+                for lang in languages:
+                    call("tx push -r {res} -t -l {lang}".format(res= _tx_resource_for_name(resource), lang=lang), shell=True)
+
+
+if __name__ == "__main__":
+    try:
+        devnull = open(os.devnull)
+        Popen(["tx"], stdout=devnull, stderr=devnull).communicate()
+    except OSError as e:
+        if e.errno == os.errno.ENOENT:
+            print("""
+You need transifex-client, install it.
+
+ 1. Install transifex-client, use
+
+       $ pip install --upgrade transifex-client==0.11.1.beta
+
+ 2. Create ~/.transifexrc file:
+
+       $ vim ~/.transifexrc"
+
+       [https://www.transifex.com]
+       hostname = https://www.transifex.com
+       token =
+       username = <YOUR_USERNAME>
+       password = <YOUR_PASSWOR>
+                  """)
+            exit(1)
+
+    RUNABLE_SCRIPTS = {
+        "commit": "send .po file to transifex ('en' by default).",
+        "fetch": "get .po files from transifex and regenerate .mo files.",
+    }
+
+    parser = ArgumentParser(description="manage translations in taiga-back between the repo and transifex.",
+                            formatter_class=RawTextHelpFormatter)
+    parser.add_argument("cmd", nargs=1,
+        help="\n".join(["{0} - {1}".format(c, h) for c, h in RUNABLE_SCRIPTS.items()]))
+    parser.add_argument("-r", "--resources", action="append",
+        help="limit operation to the specified resources")
+    parser.add_argument("-l", "--languages", action="append",
+        help="limit operation to the specified languages")
+    options = parser.parse_args()
+
+    if options.cmd[0] in RUNABLE_SCRIPTS.keys():
+        eval(options.cmd[0])(options.resources, options.languages)
+    else:
+        print("Available commands are: {}".format(", ".join(RUNABLE_SCRIPTS.keys())))