comparison hgext/convert/subversion.py @ 49297:6c4c341d8fa5

convert: inline Python 3 variant of url2pathname_like_subversion()

49296:ef5f5f1cbd90

    b'https': httpcheck,
    b'file': filecheck,
}


class NonUtf8PercentEncodedBytes(Exception):
    pass


# Subversion paths are Unicode. Since the percent-decoding is done on
# UTF-8-encoded strings, percent-encoded bytes are interpreted as UTF-8.
def url2pathname_like_subversion(unicodepath):
    if pycompat.ispy3:
        # On Python 3, we have to pass unicode to urlreq.url2pathname().
        # Percent-decoded bytes get decoded using UTF-8 and the 'replace' error
        # handler.
        unicodepath = urlreq.url2pathname(unicodepath)
        if u'\N{REPLACEMENT CHARACTER}' in unicodepath:
            raise NonUtf8PercentEncodedBytes
        else:
            return unicodepath
    else:
        # If we passed unicode on Python 2, it would be converted using the
        # latin-1 encoding. Therefore, we pass UTF-8-encoded bytes.
        unicodepath = urlreq.url2pathname(unicodepath.encode('utf-8'))
        try:
            return unicodepath.decode('utf-8')
        except UnicodeDecodeError:
            raise NonUtf8PercentEncodedBytes


def issvnurl(ui, url):
    try:
        proto, path = url.split(b'://', 1)
        if proto == b'file':
            if (

                        b'to Unicode using the current locale encoding (%s)\n'
                    )
                    % pycompat.sysbytes(fsencoding)
                )
                return False
            try:
                unicodepath = url2pathname_like_subversion(unicodepath)
            except NonUtf8PercentEncodedBytes:
                ui.warn(
                    _(
                        b'Subversion does not support non-UTF-8 '
                        b'percent-encoded bytes in file URLs\n'
                    )
                )
                return False
            # Below, we approximate how Subversion checks the path. On Unix, we
            # should therefore convert the path to bytes using `fsencoding`
            # (like Subversion does). On Windows, the right thing would
            # actually be to leave the path as unicode. For now, we restrict
            # the path to MBCS.

49297:6c4c341d8fa5

    b'https': httpcheck,
    b'file': filecheck,
}


def issvnurl(ui, url):
    try:
        proto, path = url.split(b'://', 1)
        if proto == b'file':
            if (

                        b'to Unicode using the current locale encoding (%s)\n'
                    )
                    % pycompat.sysbytes(fsencoding)
                )
                return False

            # Subversion paths are Unicode. Since it does percent-decoding on
            # UTF-8-encoded strings, percent-encoded bytes are interpreted as
            # UTF-8.
            # On Python 3, we have to pass unicode to urlreq.url2pathname().
            # Percent-decoded bytes get decoded using UTF-8 and the 'replace'
            # error handler.
            unicodepath = urlreq.url2pathname(unicodepath)
            if u'\N{REPLACEMENT CHARACTER}' in unicodepath:
                ui.warn(
                    _(
                        b'Subversion does not support non-UTF-8 '
                        b'percent-encoded bytes in file URLs\n'
                    )
                )
                return False

            # Below, we approximate how Subversion checks the path. On Unix, we
            # should therefore convert the path to bytes using `fsencoding`
            # (like Subversion does). On Windows, the right thing would
            # actually be to leave the path as unicode. For now, we restrict
            # the path to MBCS.