for rev in revs_ids[:revs_top_limit]:

                _op, _name = _get_op(rev)

                # we want parsed changesets, or new log store format is bad

                if parse_cs:

                    try:

                        if repo is None:

                            repo = user_log.repository.scm_instance

                        _rev = repo.get_changeset(rev)

                        revs.append(_rev)

                    except ChangesetDoesNotExistError:

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

                        revs.append(rev)

                else:

                    _rev = AttributeDict({

                        'short_id': rev[:12],

                        'raw_id': rev,

                        'message': '',

                        'op': _op,

                        'ref_name': _name

                    })

                    revs.append(_rev)

        cs_links = [" " + ', '.join(

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

        )]

        _op1, _name1 = _get_op(revs_ids[0])

        _op2, _name2 = _get_op(revs_ids[-1])

        _rev = '%s...%s' % (_name1, _name2)

        compare_view = (

            ' <div class="compare_view" data-toggle="tooltip" title="%s">'

            '<a href="%s">%s</a> </div>' % (

                _('Show all combined changesets %s->%s') % (

                    revs_ids[0][:12], revs_ids[-1][:12]

                ),

                url('changeset_home', repo_name=repo_name,

                    revision=_rev

                ),

                _('Compare view')

            )

        )

        # if we have exactly one more than normally displayed

        # just display it, takes less space than displaying

        # "and 1 more revisions"

        if len(revs_ids) == revs_limit + 1:

            cs_links.append(", " + lnk(revs[revs_limit], repo_name))

        # hidden-by-default ones

        if len(revs_ids) > revs_limit + 1:

            uniq_id = revs_ids[0]

            html_tmpl = (

                '<span> %s <a class="show_more" id="_%s" '

                'href="#more">%s</a> %s</span>'

            )

            if not feed:

                cs_links.append(html_tmpl % (

                      _('and'),

                      uniq_id, _('%s more') % (len(revs_ids) - revs_limit),

                      _('revisions')

                    )

                )

            if not feed:

                html_tmpl = '<span id="%s" style="display:none">, %s </span>'

            else:

                html_tmpl = '<span id="%s"> %s </span>'

            morelinks = ', '.join(

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

            )

            if len(revs_ids) > revs_top_limit:

                morelinks += ', ...'

            cs_links.append(html_tmpl % (uniq_id, morelinks))

        if len(revs) > 1:

            cs_links.append(compare_view)

        return ''.join(cs_links)

    def get_fork_name():

        repo_name = action_params

        url_ = url('summary_home', repo_name=repo_name)

        return _('Fork name %s') % link_to(action_params, url_)

    def get_user_name():

        user_name = action_params

        return user_name

    def get_users_group():

        group_name = action_params

        return group_name

    def get_pull_request():

        from kallithea.model.db import PullRequest

        pull_request_id = action_params

        nice_id = PullRequest.make_nice_id(pull_request_id)

        deleted = user_log.repository is None

        if deleted:

            repo_name = user_log.repository_name

        else:

            repo_name = user_log.repository.repo_name

        return link_to(_('Pull request %s') % nice_id,

                    url('pullrequest_show', repo_name=repo_name,

                    pull_request_id=pull_request_id))

    def get_archive_name():

        archive_name = action_params

        return archive_name

    # action : translated str, callback(extractor), icon

    action_map = {

        'user_deleted_repo':           (_('[deleted] repository'),

                                        None, 'icon-trashcan'),

        'user_created_repo':           (_('[created] repository'),

                                        None, 'icon-plus'),

        'user_created_fork':           (_('[created] repository as fork'),

                                        None, 'icon-fork'),

        'user_forked_repo':            (_('[forked] repository'),

                                        get_fork_name, 'icon-fork'),

        'user_updated_repo':           (_('[updated] repository'),

                                        None, 'icon-pencil'),

        'user_downloaded_archive':      (_('[downloaded] archive from repository'),

                                        get_archive_name, 'icon-download-cloud'),

        'admin_deleted_repo':          (_('[delete] repository'),

                                        None, 'icon-trashcan'),

        'admin_created_repo':          (_('[created] repository'),

                                        None, 'icon-plus'),

        'admin_forked_repo':           (_('[forked] repository'),

                                        None, 'icon-fork'),

        'admin_updated_repo':          (_('[updated] repository'),

                                        None, 'icon-pencil'),

        'admin_created_user':          (_('[created] user'),

                                        get_user_name, 'icon-user'),

        'admin_updated_user':          (_('[updated] user'),

                                        get_user_name, 'icon-user'),

        'admin_created_users_group':   (_('[created] user group'),

                                        get_users_group, 'icon-pencil'),

        'admin_updated_users_group':   (_('[updated] user group'),

                                        get_users_group, 'icon-pencil'),

        'user_commented_revision':     (_('[commented] on revision in repository'),

                                        get_cs_links, 'icon-comment'),

        'user_commented_pull_request': (_('[commented] on pull request for'),

                                        get_pull_request, 'icon-comment'),

        'user_closed_pull_request':    (_('[closed] pull request for'),

                                        get_pull_request, 'icon-ok'),

        'push':                        (_('[pushed] into'),

                                        get_cs_links, 'icon-move-up'),

        'push_local':                  (_('[committed via Kallithea] into repository'),

                                        get_cs_links, 'icon-pencil'),

        'push_remote':                 (_('[pulled from remote] into repository'),

                                        get_cs_links, 'icon-move-up'),

        'pull':                        (_('[pulled] from'),

                                        None, 'icon-move-down'),

        'started_following_repo':      (_('[started following] repository'),

                                        None, 'icon-heart'),

        'stopped_following_repo':      (_('[stopped following] repository'),

                                        None, 'icon-heart-empty'),

    }

    action_str = action_map.get(action, action)

    if feed:

        action = action_str[0].replace('[', '').replace(']', '')

    else:

        action = action_str[0] \

            .replace('[', '<b>') \

            .replace(']', '</b>')

    action_params_func = lambda: ""

    if callable(action_str[1]):

        action_params_func = action_str[1]

    def action_parser_icon():

        action = user_log.action

        action_params = None

        x = action.split(':')

        if len(x) > 1:

            action, action_params = x

        ico = action_map.get(action, ['', '', ''])[2]

        html = """<i class="%s"></i>""" % ico

        return literal(html)

    # returned callbacks we need to call to get

    return [lambda: literal(action), action_params_func, action_parser_icon]

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

# GRAVATAR URL

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

def gravatar_div(email_address, cls='', size=30, **div_attributes):

    """Return an html literal with a span around a gravatar if they are enabled.

    Extra keyword parameters starting with 'div_' will get the prefix removed

    and '_' changed to '-' and be used as attributes on the div. The default

    class is 'gravatar'.

    """

    from tg import tmpl_context as c

    if not c.visual.use_gravatar:

        return ''

    if 'div_class' not in div_attributes:

        div_attributes['div_class'] = "gravatar"

    attributes = []

    for k, v in sorted(div_attributes.items()):

        assert k.startswith('div_'), k

        attributes.append(' %s="%s"' % (k[4:].replace('_', '-'), escape(v)))

    return literal("""<span%s>%s</span>""" %

                   (''.join(attributes),

                    gravatar(email_address, cls=cls, size=size)))

def gravatar(email_address, cls='', size=30):

    """return html element of the gravatar

    This method will return an <img> with the resolution double the size (for

    retina screens) of the image. If the url returned from gravatar_url is

    empty then we fallback to using an icon.

    """

    from tg import tmpl_context as c

    if not c.visual.use_gravatar:

        return ''

    src = gravatar_url(email_address, size * 2)

    if src:

        # here it makes sense to use style="width: ..." (instead of, say, a

        # stylesheet) because we using this to generate a high-res (retina) size

        html = ('<i class="icon-gravatar {cls}"'

                ' style="font-size: {size}px;background-size: {size}px;background-image: url(\'{src}\')"'

                '></i>').format(cls=cls, size=size, src=src)

    else:

        # if src is empty then there was no gravatar, so we use a font icon

        html = ("""<i class="icon-user {cls}" style="font-size: {size}px;"></i>"""

            .format(cls=cls, size=size, src=src))

    return literal(html)

def gravatar_url(email_address, size=30, default=''):

    # doh, we need to re-import those to mock it later

    from kallithea.config.routing import url

    from kallithea.model.db import User

    from tg import tmpl_context as c

    if not c.visual.use_gravatar:

        return ""

    _def = 'anonymous@kallithea-scm.org'  # default gravatar

    email_address = email_address or _def

    if email_address == _def:

        return default

    parsed_url = urlparse.urlparse(url.current(qualified=True))

    url = (c.visual.gravatar_url or User.DEFAULT_GRAVATAR_URL) \

               .replace('{email}', email_address) \

               .replace('{md5email}', hashlib.md5(safe_str(email_address).lower()).hexdigest()) \

               .replace('{netloc}', parsed_url.netloc) \

               .replace('{scheme}', parsed_url.scheme) \

               .replace('{size}', safe_str(size))

    return url

def changed_tooltip(nodes):

    """

    Generates a html string for changed nodes in changeset page.

    It limits the output to 30 entries

    :param nodes: LazyNodesGenerator

    """

    if nodes:

        pref = ': <br/> '

        suf = ''

        if len(nodes) > 30:

            suf = '<br/>' + _(' and %s more') % (len(nodes) - 30)

        return literal(pref + '<br/> '.join([safe_unicode(x.path)

                                             for x in nodes[:30]]) + suf)

    else:

        return ': ' + _('No files')

def fancy_file_stats(stats):

    """

    Displays a fancy two colored bar for number of added/deleted

    lines of code on file

    :param stats: two element list of added/deleted lines of code

    """

    from kallithea.lib.diffs import NEW_FILENODE, DEL_FILENODE, \

        MOD_FILENODE, RENAMED_FILENODE, CHMOD_FILENODE, BIN_FILENODE

    a, d = stats['added'], stats['deleted']

    width = 100

    if stats['binary']:

        # binary mode

        lbl = ''

        bin_op = 1

        if BIN_FILENODE in stats['ops']:

            lbl = 'bin+'

        if NEW_FILENODE in stats['ops']:

            lbl += _('new file')

            bin_op = NEW_FILENODE

        elif MOD_FILENODE in stats['ops']:

            lbl += _('mod')

            bin_op = MOD_FILENODE

        elif DEL_FILENODE in stats['ops']:

            lbl += _('del')

            bin_op = DEL_FILENODE

        elif RENAMED_FILENODE in stats['ops']:

            lbl += _('rename')

            bin_op = RENAMED_FILENODE

        # chmod can go with other operations

        if CHMOD_FILENODE in stats['ops']:

            _org_lbl = _('chmod')

            lbl += _org_lbl if lbl.endswith('+') else '+%s' % _org_lbl

        #import ipdb;ipdb.set_trace()

        b_d = '<div class="bin bin%s progress-bar" style="width:100%%">%s</div>' % (bin_op, lbl)

        b_a = '<div class="bin bin1" style="width:0%"></div>'

        return literal('<div style="width:%spx" class="progress">%s%s</div>' % (width, b_a, b_d))

    t = stats['added'] + stats['deleted']

    unit = float(width) / (t or 1)

    # needs > 9% of width to be visible or 0 to be hidden

    a_p = max(9, unit * a) if a > 0 else 0

    d_p = max(9, unit * d) if d > 0 else 0

    p_sum = a_p + d_p

    if p_sum > width:

        # adjust the percentage to be == 100% since we adjusted to 9

        if a_p > d_p:

            a_p = a_p - (p_sum - width)

        else:

            d_p = d_p - (p_sum - width)

    a_v = a if a > 0 else ''

    d_v = d if d > 0 else ''

    d_a = '<div class="added progress-bar" style="width:%s%%">%s</div>' % (

        a_p, a_v

    )

    d_d = '<div class="deleted progress-bar" style="width:%s%%">%s</div>' % (

        d_p, d_v

    )

    return literal('<div class="progress" style="width:%spx">%s%s</div>' % (width, d_a, d_d))

_URLIFY_RE = re.compile(r'''

# URL markup

(?P<url>%s) |

# @mention markup

(?P<mention>%s) |

# Changeset hash markup

(?<!\w|[-_])

  (?P<hash>[0-9a-f]{12,40})

(?!\w|[-_]) |

# Markup of *bold text*

(?:

  (?:^|(?<=\s))

  (?P<bold> [*] (?!\s) [^*\n]* (?<!\s) [*] )

  (?![*\w])

) |

# "Stylize" markup

\[see\ \=&gt;\ *(?P<seen>[a-zA-Z0-9\/\=\?\&\ \:\/\.\-]*)\] |

\[license\ \=&gt;\ *(?P<license>[a-zA-Z0-9\/\=\?\&\ \:\/\.\-]*)\] |

\[(?P<tagtype>requires|recommends|conflicts|base)\ \=&gt;\ *(?P<tagvalue>[a-zA-Z0-9\-\/]*)\] |

\[(?:lang|language)\ \=&gt;\ *(?P<lang>[a-zA-Z\-\/\#\+]*)\] |

\[(?P<tag>[a-z]+)\]

''' % (url_re.pattern, MENTIONS_REGEX.pattern),

    re.VERBOSE | re.MULTILINE | re.IGNORECASE)

def urlify_text(s, repo_name=None, link_=None, truncate=None, stylize=False, truncatef=truncate):

    """

def make_style(opts=(), **kwargs):

    """

    Returns a function with default parameters for colorize()

    Example:

        bold_red = make_style(opts=('bold',), fg='red')

        print bold_red('hello')

        KEYWORD = make_style(fg='yellow')

        COMMENT = make_style(fg='blue', opts=('bold',))

    """

    return lambda text: colorize(text, opts, **kwargs)

NOCOLOR_PALETTE = 'nocolor'

DARK_PALETTE = 'dark'

LIGHT_PALETTE = 'light'

PALETTES = {

    NOCOLOR_PALETTE: {

        'ERROR':        {},

        'NOTICE':       {},

        'SQL_FIELD':    {},

        'SQL_COLTYPE':  {},

        'SQL_KEYWORD':  {},

        'SQL_TABLE':    {},

        'HTTP_INFO':         {},

        'HTTP_SUCCESS':      {},

        'HTTP_REDIRECT':     {},

        'HTTP_NOT_MODIFIED': {},

        'HTTP_BAD_REQUEST':  {},

        'HTTP_NOT_FOUND':    {},

        'HTTP_SERVER_ERROR': {},

    },

    DARK_PALETTE: {

        'ERROR':        { 'fg': 'red', 'opts': ('bold',) },

        'NOTICE':       { 'fg': 'red' },

        'SQL_FIELD':    { 'fg': 'green', 'opts': ('bold',) },

        'SQL_COLTYPE':  { 'fg': 'green' },

        'SQL_KEYWORD':  { 'fg': 'yellow' },

        'SQL_TABLE':    { 'opts': ('bold',) },

        'HTTP_INFO':         { 'opts': ('bold',) },

        'HTTP_SUCCESS':      { },

        'HTTP_REDIRECT':     { 'fg': 'green' },

        'HTTP_NOT_MODIFIED': { 'fg': 'cyan' },

        'HTTP_BAD_REQUEST':  { 'fg': 'red', 'opts': ('bold',) },

        'HTTP_NOT_FOUND':    { 'fg': 'yellow' },

        'HTTP_SERVER_ERROR': { 'fg': 'magenta', 'opts': ('bold',) },

    },

    LIGHT_PALETTE: {

        'ERROR':        { 'fg': 'red', 'opts': ('bold',) },

        'NOTICE':       { 'fg': 'red' },

        'SQL_FIELD':    { 'fg': 'green', 'opts': ('bold',) },

        'SQL_COLTYPE':  { 'fg': 'green' },

        'SQL_KEYWORD':  { 'fg': 'blue' },

        'SQL_TABLE':    { 'opts': ('bold',) },

        'HTTP_INFO':         { 'opts': ('bold',) },

        'HTTP_SUCCESS':      { },

        'HTTP_REDIRECT':     { 'fg': 'green', 'opts': ('bold',) },

        'HTTP_NOT_MODIFIED': { 'fg': 'green' },

        'HTTP_BAD_REQUEST':  { 'fg': 'red', 'opts': ('bold',) },

        'HTTP_NOT_FOUND':    { 'fg': 'red' },

        'HTTP_SERVER_ERROR': { 'fg': 'magenta', 'opts': ('bold',) },

    }

}

DEFAULT_PALETTE = DARK_PALETTE

# ---------------------------- #

# --- End of termcolors.py --- #

# ---------------------------- #

class ColoredProgressBar(ProgressBar):

    BAR_COLORS = (

        (10, 'red'),

        (30, 'magenta'),

        (50, 'yellow'),

        (99, 'green'),

        (100, 'blue'),

    )

    def get_line(self):

        line = super(ColoredProgressBar, self).get_line()

        perc = self.get_percentage()

        if perc > 100:

            color = 'blue'

        for max_perc, color in self.BAR_COLORS:

            if perc <= max_perc:

                break

        return colorize(line, fg=color)

class AnimatedProgressBar(ProgressBar):

    def get_bar_char(self):

        chars = '-/|\\'

        if self.step >= self.steps:

            return '='

        return chars[self.step % len(chars)]

class BarOnlyProgressBar(ProgressBar):

    default_elements = ['bar', 'steps']

    def get_bar(self):

        bar = super(BarOnlyProgressBar, self).get_bar()

        perc = self.get_percentage()

        perc_text = '%s%%' % int(perc)

        text = (' %s%% ' % (perc_text)).center(self.width, '=')

        L = text.find(' ')

        R = text.rfind(' ')

        bar = ' '.join((bar[:L], perc_text, bar[R:]))

        return bar

class AnimatedColoredProgressBar(AnimatedProgressBar,

                                 ColoredProgressBar):

    pass

class BarOnlyColoredProgressBar(ColoredProgressBar,

                                BarOnlyProgressBar):

    pass

def main():

    import time

    print "Standard progress bar..."

    bar = ProgressBar(30)

    for x in xrange(1, 31):

        bar.render(x)

        time.sleep(0.02)

    bar.stream.write('\n')

    print

    print "Empty bar..."

    bar = ProgressBar(50)

    bar.render(0)

    print

    print

    print "Colored bar..."

    bar = ColoredProgressBar(20)

    for x in bar:

        time.sleep(0.01)

    print

    print "Animated char bar..."

    bar = AnimatedProgressBar(20)

    for x in bar:

        time.sleep(0.01)

    print

    print "Animated + colored char bar..."

    bar = AnimatedColoredProgressBar(20)

    for x in bar:

        time.sleep(0.01)

    print

    print "Bar only ..."

    bar = BarOnlyProgressBar(20)

    for x in bar:

        time.sleep(0.01)

    print

    print "Colored, longer bar-only, eta, total time ..."

    bar = BarOnlyColoredProgressBar(40)

    bar.width = 60

    bar.elements += ['time', 'eta']

    for x in bar:

        time.sleep(0.01)

    print

    print

    print "File transfer bar, breaks after 2 seconds ..."

    total_bytes = 1024 * 1024 * 2

    bar = ProgressBar(total_bytes)

    bar.width = 50

    bar.elements.remove('steps')

    bar.elements += ['transfer', 'time', 'eta', 'speed']

    for x in xrange(0, bar.steps, 1024):

        bar.render(x)

        time.sleep(0.01)

        now = datetime.datetime.now()

        if now - bar.started >= datetime.timedelta(seconds=2):

            break

    print

    print

if __name__ == '__main__':

    main()