コード例 #1
0
ファイル: functions.py プロジェクト: kurtraschke/geolucidate
def replace(string, sub_function=google_maps_link()):
    """
    Replace detected coordinates with a map link, using the given substitution
    function.

    The substitution function will be passed a :class:`~.MapLink` instance, and
    should return a string which will be substituted by :func:`re.sub` in place
    of the detected coordinates.

    >>> replace("58147N/07720W")
    u'<a href="http://maps.google.com/maps?q=58.235278%2C-77.333333+%2858147N%2F07720W%29&ll=58.235278%2C-77.333333&t=h" title="58147N/07720W (58.235278, -77.333333)">58147N/07720W</a>'

    >>> replace("5814N/07720W", google_maps_link('satellite'))
    u'<a href="http://maps.google.com/maps?q=58.233%2C-77.333+%285814N%2F07720W%29&ll=58.233%2C-77.333&t=k" title="5814N/07720W (58.233, -77.333)">5814N/07720W</a>'

    >>> from geolucidate.links.bing import bing_maps_link
    >>> replace("58N/077W", bing_maps_link('map'))
    u'<a href="http://bing.com/maps/default.aspx?style=r&cp=58%7E-77&sp=Point.58_-77_58N%2F077W&v=2" title="58N/077W (58, -77)">58N/077W</a>'

    """

    def do_replace(match):
        original_string = match.group()
        (latitude, longitude) = _convert(*_cleanup(match.groupdict()))
        return sub_function(MapLink(original_string, latitude, longitude))

    return parser_re.sub(do_replace, string)
コード例 #2
0
ファイル: functions.py プロジェクト: kurtraschke/geolucidate
def get_replacements(string, sub_function=google_maps_link()):
    """
    Return a dict whose keys are instances of :class:`re.MatchObject` and
    whose values are the corresponding replacements.  Use
    :func:`get_replacements` when the replacement cannot be performed
    through ordinary string substitution by :func:`re.sub`, as in
    :func:`replace`.


    >>> get_replacements("4630 NORTH 5705 WEST 58147N/07720W")
    ... #doctest: +ELLIPSIS
    {<_sre.SRE_Match object at ...>: u'<a href="..." title="...">4630 NORTH 5705 WEST</a>', <_sre.SRE_Match object at ...>: u'<a href="..." title="...">58147N/07720W</a>'}

    >>> string = "4630 NORTH 5705 WEST 58147N/07720W"
    >>> replacements = get_replacements(string)
    >>> offset = 0
    >>> from UserString import MutableString
    >>> out = MutableString(string)
    >>> for (match, link) in replacements.iteritems():
    ...     start = match.start() + offset
    ...     end = match.end() + offset
    ...     out[start:end] = link
    ...     offset += (len(link) - len(match.group()))
    >>> out == replace(string)
    True
    """

    substitutions = {}
    matches = parser_re.finditer(string)

    for match in matches:
        (latitude, longitude) = _convert(*_cleanup(match.groupdict()))
        substitutions[match] = sub_function(MapLink(match.group(),
                                                    latitude, longitude))

    return substitutions