action = user_log.action

    action_params = ' '

    x = action.split(':')

    if len(x) > 1:

        action, action_params = x

    def get_cs_links():

        revs_limit = 3  # display this amount always

        revs_top_limit = 50  # show upto this amount of changesets hidden

        revs_ids = action_params.split(',')

        deleted = user_log.repository is None

        if deleted:

            return ','.join(revs_ids)

        repo_name = user_log.repository.repo_name

        repo = user_log.repository.scm_instance

        def lnk(rev, repo_name):

            if isinstance(rev, BaseChangeset):

                lbl = 'r%s:%s' % (rev.revision, rev.short_id)

                           revision=rev.raw_id)

                title = tooltip(rev.message)

            else:

                lbl = '%s' % rev

                _url = '#'

                title = _('Changeset not found')

            return link_to(lbl, _url, title=title, class_='tooltip',)

        revs = []

        if len(filter(lambda v: v != '', revs_ids)) > 0:

            for rev in revs_ids[:revs_top_limit]:

                try:

                    rev = repo.get_changeset(rev)

                    revs.append(rev)

                except ChangesetDoesNotExistError:

                    log.error('cannot find revision %s in this repo' % rev)

                    revs.append(rev)

                    continue

        cs_links = []

        cs_links.append(" " + ', '.join(

            [lnk(rev, repo_name) for rev in revs[:revs_limit]]

            )

        )

def age(prevdate):

    """

    turns a datetime into an age string.

    :param prevdate: datetime object

    :rtype: unicode

    :returns: unicode words describing age

    """

    order = ['year', 'month', 'day', 'hour', 'minute', 'second']

    deltas = {}

    # Get date parts deltas

    now = datetime.now()

    for part in order:

        deltas[part] = getattr(now, part) - getattr(prevdate, part)

    # Fix negative offsets (there is 1 second between 10:59:59 and 11:00:00,

    # not 1 hour, -59 minutes and -59 seconds)

    for num, length in [(5, 60), (4, 60), (3, 24)]:  # seconds, minutes, hours

        part = order[num]

        carry_part = order[num - 1]

        if deltas[part] < 0:

            deltas[part] += length

            deltas[carry_part] -= 1

    # Same thing for days except that the increment depends on the (variable)

    # number of days in the month

    month_lengths = [31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31]

    if deltas['day'] < 0:

        if prevdate.month == 2 and (prevdate.year % 4 == 0 and

            (prevdate.year % 100 != 0 or prevdate.year % 400 == 0)):

            deltas['day'] += 29

        else:

            deltas['day'] += month_lengths[prevdate.month - 1]

        deltas['month'] -= 1

    if deltas['month'] < 0:

        deltas['month'] += 12

        deltas['year'] -= 1

    # Format the result

    fmt_funcs = {

        'year': lambda d: ungettext(u'%d year', '%d years', d) % d,

        'month': lambda d: ungettext(u'%d month', '%d months', d) % d,

        'day': lambda d: ungettext(u'%d day', '%d days', d) % d,

        'hour': lambda d: ungettext(u'%d hour', '%d hours', d) % d,

        'minute': lambda d: ungettext(u'%d minute', '%d minutes', d) % d,

        'second': lambda d: ungettext(u'%d second', '%d seconds', d) % d,

    }

    for i, part in enumerate(order):

        value = deltas[part]

        if value == 0:

            continue

        if i < 5:

            sub_part = order[i + 1]

            sub_value = deltas[sub_part]

        else:

            sub_value = 0

        if sub_value == 0:

            return _(u'%s ago') % fmt_funcs[part](value)

        return _(u'%s and %s ago') % (fmt_funcs[part](value),

            fmt_funcs[sub_part](sub_value))

    return _(u'just now')

def uri_filter(uri):

    """

    Removes user:password from given url string

    :param uri:

    :rtype: unicode

    :returns: filtered list of strings

    """

    if not uri:

        return ''

    proto = ''

    for pat in ('https://', 'http://'):

        if uri.startswith(pat):

            uri = uri[len(pat):]

            proto = pat

            break

        """

        Returns list of revisions' ids, in ascending order.  Being lazy

        attribute allows external tools to inject shas from cache.

        """

        return self._get_all_revisions()

    def run_git_command(self, cmd):

        """

        Runs given ``cmd`` as git command and returns tuple

        (returncode, stdout, stderr).

        .. note::

           This method exists only until log/blame functionality is implemented

           at Dulwich (see https://bugs.launchpad.net/bugs/645142). Parsing

           os command's output is road to hell...

        :param cmd: git command to be executed

        """

        _copts = ['-c', 'core.quotepath=false', ]

        _str_cmd = False

        if isinstance(cmd, basestring):

            cmd = [cmd]

            _str_cmd = True

        gitenv = os.environ

        gitenv['GIT_CONFIG_NOGLOBAL'] = '1'

        cmd = ['git'] + _copts + cmd

        if _str_cmd:

            cmd = ' '.join(cmd)

        try:

            opts = dict(

                shell=isinstance(cmd, basestring),

                stdout=PIPE,

                stderr=PIPE,

                env=gitenv,

            )

            if os.path.isdir(self.path):

                opts['cwd'] = self.path

            p = Popen(cmd, **opts)

        except OSError, err:

            raise RepositoryError("Couldn't run git command (%s).\n"

                "Original error was:%s" % (cmd, err))

        so, se = p.communicate()

        if not se.startswith("fatal: bad default revision 'HEAD'") and \

            p.returncode != 0:

            raise RepositoryError("Couldn't run git command (%s).\n"

                "stderr:\n%s" % (cmd, se))

                    <div class="label">

                        <label for="lastname">${_('Last Name')}:</label>

                    </div>

                    <div class="input">

                        ${h.text('lastname',class_="medium")}

                    </div>

                 </div>

                 <div class="field">

                    <div class="label">

                        <label for="email">${_('Email')}:</label>

                    </div>

                    <div class="input">

                        ${h.text('email',class_="medium")}

                    </div>

                 </div>

                <div class="buttons">

                  ${h.submit('save',_('Save'),class_="ui-button")}

                  ${h.reset('reset',_('Reset'),class_="ui-button")}

                </div>

            </div>

        </div>

    ${h.end_form()}

<optgroup label="Tags">

<option selected="selected" value="27cd5cce30c96924232dffcd24178a07ffeb5dfc">tip</option>

<option value="fd4bdb5e9b2a29b4393a4ac6caef48c17ee1a200">0.1.4</option>

<option value="17544fbfcd33ffb439e2b728b5d526b1ef30bfcf">0.1.3</option>

<option value="a7e60bff65d57ac3a1a1ce3b12a70f8a9e8a7720">0.1.2</option>

<option value="eb3a60fc964309c1a318b8dfe26aa2d1586c85ae">0.1.1</option>

</optgroup>""")

        response.mustcontain("""<span style="text-transform: uppercase;"><a href="#">branch: default</a></span>""")

    def test_archival(self):

        self.log_user()

        for arch_ext, info in ARCHIVE_SPECS.items():

            short = '27cd5cce30c9%s' % arch_ext

            fname = '27cd5cce30c96924232dffcd24178a07ffeb5dfc%s' % arch_ext

            filename = '%s-%s' % (HG_REPO, short)

            response = self.app.get(url(controller='files',

                                        action='archivefile',

                                        repo_name=HG_REPO,

                                        fname=fname))

            self.assertEqual(response.status, '200 OK')

            heads = [

                ('Content-Disposition', 'attachment; filename=%s' % filename),

                ('Content-Type', '%s; charset=utf-8' % info[0]),

            ]

            self.assertEqual(response.response._headers.items(), heads)

    def test_archival_wrong_ext(self):

        self.log_user()

        for arch_ext in ['tar', 'rar', 'x', '..ax', '.zipz']:

            fname = '27cd5cce30c96924232dffcd24178a07ffeb5dfc%s' % arch_ext

                                        action='archivefile',

                                        repo_name=HG_REPO,

                                        fname=fname))

            response.mustcontain('Unknown archive type')

    def test_archival_wrong_revision(self):

        self.log_user()

        for rev in ['00x000000', 'tar', 'wrong', '@##$@$42413232', '232dffcd']:

            fname = '%s.zip' % rev

            response = self.app.get(url(controller='files',

                                        action='archivefile',

                                        repo_name=HG_REPO,

                                        fname=fname))

            response.mustcontain('Unknown revision')

    #==========================================================================

    # RAW FILE

    #==========================================================================

    def test_raw_file_ok(self):

        self.log_user()

        response = self.app.get(url(controller='files', action='rawfile',

                                    repo_name=HG_REPO,