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fix gettext builder that writes pot files unless the content are same without creation date

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This commit is contained in:
Yoshiki Shibukawa 2017-03-02 14:57:39 +09:00
parent cdacabdab3
commit 8ebc97d0c8
1 changed files with 41 additions and 20 deletions
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33
sphinx/builders/gettext.py
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@ -18,7 +18,7 @@ from datetime import datetime, tzinfo, timedelta
from collections import defaultdict from collections import defaultdict
from uuid import uuid4 from uuid import uuid4
from six import iteritems from six import iteritems, StringIO
from sphinx.builders import Builder from sphinx.builders import Builder
from sphinx.util import split_index_msg from sphinx.util import split_index_msg
@ -166,6 +166,20 @@ class LocalTimeZone(tzinfo):
ltz = LocalTimeZone() ltz = LocalTimeZone()
def should_write(filepath, new_content):
if not path.exists(filepath):
return True
with open(filepath, 'r', encoding='utf-8') as oldpot:
old_content = oldpot.read()
old_header_index = old_content.index('"POT-Creation-Date:')
new_header_index = old_content.index('"POT-Creation-Date:')
old_body_index = old_content.index('"PO-Revision-Date:')
new_body_index = new_content.index('"PO-Revision-Date:')
return ((old_content[:old_header_index] != new_content[:new_header_index]) or
(new_content[new_body_index:] != old_content[old_body_index:]))
return True
class MessageCatalogBuilder(I18nBuilder): class MessageCatalogBuilder(I18nBuilder):
""" """
Builds gettext-style message catalogs (.pot files). Builds gettext-style message catalogs (.pot files).
@ -224,28 +238,35 @@ class MessageCatalogBuilder(I18nBuilder):
ensuredir(path.join(self.outdir, path.dirname(textdomain))) ensuredir(path.join(self.outdir, path.dirname(textdomain)))
pofn = path.join(self.outdir, textdomain + '.pot') pofn = path.join(self.outdir, textdomain + '.pot')
with open(pofn, 'w', encoding='utf-8') as pofile:
pofile.write(POHEADER % data) output = StringIO()
output.write(POHEADER % data)
for message in catalog.messages: for message in catalog.messages:
positions = catalog.metadata[message] positions = catalog.metadata[message]
if self.config.gettext_location: if self.config.gettext_location:
# generate "#: file1:line1\n#: file2:line2 ..." # generate "#: file1:line1\n#: file2:line2 ..."
pofile.write("#: %s\n" % "\n#: ".join( output.write("#: %s\n" % "\n#: ".join(
"%s:%s" % (canon_path( "%s:%s" % (canon_path(
safe_relpath(source, self.outdir)), line) safe_relpath(source, self.outdir)), line)
for source, line, _ in positions)) for source, line, _ in positions))
if self.config.gettext_uuid: if self.config.gettext_uuid:
# generate "# uuid1\n# uuid2\n ..." # generate "# uuid1\n# uuid2\n ..."
pofile.write("# %s\n" % "\n# ".join( output.write("# %s\n" % "\n# ".join(
uid for _, _, uid in positions)) uid for _, _, uid in positions))
# message contains *one* line of text ready for translation # message contains *one* line of text ready for translation
message = message.replace('\\', r'\\'). \ message = message.replace('\\', r'\\'). \
replace('"', r'\"'). \ replace('"', r'\"'). \
replace('\n', '\\n"\n"') replace('\n', '\\n"\n"')
pofile.write('msgid "%s"\nmsgstr ""\n\n' % message) output.write('msgid "%s"\nmsgstr ""\n\n' % message)
content = output.getvalue()
if should_write(pofn, content):
with open(pofn, 'w', encoding='utf-8') as pofile:
pofile.write(content)
def setup(app): def setup(app):