"""Helper functions

Consists of functions to typically be used within templates, but also

available to Controllers. This module is available to both as 'h'.

"""

from pygments.formatters import HtmlFormatter

from pygments import highlight as code_highlight

from pylons import url, app_globals as g

from pylons.i18n.translation import _, ungettext

from vcs.utils.annotate import annotate_highlight

from webhelpers.html import literal, HTML, escape

from webhelpers.html.tools import *

from webhelpers.html.builder import make_tag

from webhelpers.html.tags import auto_discovery_link, checkbox, css_classes, \

    end_form, file, form, hidden, image, javascript_link, link_to, link_to_if, \

    link_to_unless, ol, required_legend, select, stylesheet_link, submit, text, \

    password, textarea, title, ul, xml_declaration, radio

from webhelpers.html.tools import auto_link, button_to, highlight, js_obfuscate, \

    mail_to, strip_links, strip_tags, tag_re

from webhelpers.number import format_byte_size, format_bit_size

from webhelpers.pylonslib import Flash as _Flash

from webhelpers.pylonslib.secure_form import secure_form

from webhelpers.text import chop_at, collapse, convert_accented_entities, \

    convert_misc_entities, lchop, plural, rchop, remove_formatting, \

    replace_whitespace, urlify, truncate, wrap_paragraphs

from webhelpers.date import time_ago_in_words

#Custom helpers here :)

class _Link(object):

    '''

    Make a url based on label and url with help of url_for

    :param label:name of link    if not defined url is used

    :param url: the url for link

    '''

    def __call__(self, label='', *url_, **urlargs):

        if label is None or '':

            label = url

        link_fn = link_to(label, url(*url_, **urlargs))

        return link_fn

link = _Link()

class _GetError(object):

    def __call__(self, field_name, form_errors):

        tmpl = """<span class="error_msg">%s</span>"""

        if form_errors and form_errors.has_key(field_name):

            return literal(tmpl % form_errors.get(field_name))

get_error = _GetError()

def recursive_replace(str, replace=' '):

    """

    Recursive replace of given sign to just one instance

    :param str: given string

    :param replace:char to find and replace multiple instances

    Examples::

    >>> recursive_replace("Mighty---Mighty-Bo--sstones",'-')

    'Mighty-Mighty-Bo-sstones'

    """

    if str.find(replace * 2) == -1:

        return str

    else:

        str = str.replace(replace * 2, replace)

        return recursive_replace(str, replace)

class _ToolTip(object):

    def __call__(self, tooltip_title, trim_at=50):

        """

        Special function just to wrap our text into nice formatted autowrapped

        text

        :param tooltip_title:

        """

        return wrap_paragraphs(escape(tooltip_title), trim_at)\

                       .replace('\n', '<br/>')

    def activate(self):

        """

        Adds tooltip mechanism to the given Html all tooltips have to have 

        set class tooltip and set attribute tooltip_title.

        Then a tooltip will be generated based on that

        All with yui js tooltip

        """

        js = '''

        YAHOO.util.Event.onDOMReady(function(){

            function toolTipsId(){

                var ids = [];

                var tts = YAHOO.util.Dom.getElementsByClassName('tooltip');

                for (var i = 0; i < tts.length; i++) {

                    if (!tts[i].id){

                        tts[i].id='tt'+i*100;

                    }

                    ids.push(tts[i].id);

                }

                return ids        

            };

            var myToolTips = new YAHOO.widget.Tooltip("tooltip", { 

                context: toolTipsId(),

                monitorresize:false,

                xyoffset :[0,0],

                autodismissdelay:300000,

                hidedelay:5,

                showdelay:20,

            });

            //have last commit message

            myToolTips.contextMouseOverEvent.subscribe(

                function(type, args) {

                    var context = args[0];

                    var txt = context.getAttribute('tooltip_title');

                    if(txt){                                       

                        return true;

                    }

                    else{

                        return false;

                    }

                });

            // Set the text for the tooltip just before we display it. Lazy method

            myToolTips.contextTriggerEvent.subscribe( 

                 function(type, args) { 

                        var context = args[0]; 

                        var txt = context.getAttribute('tooltip_title');

                        this.cfg.setProperty("text", txt);

                        // positioning of tooltip

                        var tt_w = this.element.clientWidth;

                        var tt_h = this.element.clientHeight;

                        var context_w = context.offsetWidth;

                        var context_h = context.offsetHeight;

                        var pos_x = YAHOO.util.Dom.getX(context);

                        var pos_y = YAHOO.util.Dom.getY(context);

                        var display_strategy = 'top';

                        var xy_pos = [0,0];

                        switch (display_strategy){

                            case 'top':

                                var cur_x = (pos_x+context_w/2)-(tt_w/2);

                                var cur_y = pos_y-tt_h-4;

                                xy_pos = [cur_x,cur_y];                                

                                break;

                            case 'bottom':

                                var cur_x = (pos_x+context_w/2)-(tt_w/2);

                                var cur_y = pos_y+context_h+4;

                                xy_pos = [cur_x,cur_y];                                

                                break;

                            case 'left':

                                var cur_x = (pos_x-tt_w-4);

                                var cur_y = pos_y-((tt_h/2)-context_h/2);

                                xy_pos = [cur_x,cur_y];                                

                                break;

                            case 'right':

                                var cur_x = (pos_x+context_w+4);

                                var cur_y = pos_y-((tt_h/2)-context_h/2);

                                xy_pos = [cur_x,cur_y];                                

                                break;

                             default:

                                var cur_x = (pos_x+context_w/2)-(tt_w/2);

                                var cur_y = pos_y-tt_h-4;

                                xy_pos = [cur_x,cur_y];                                

                                break;                             

                        }

                        this.cfg.setProperty("xy",xy_pos);

                  });

            //Mouse out 

            myToolTips.contextMouseOutEvent.subscribe(

                function(type, args) {

                    var context = args[0];

                });

        });

        '''

        return literal(js)

tooltip = _ToolTip()

class _FilesBreadCrumbs(object):

    def __call__(self, repo_name, rev, paths):

        url_l = [link_to(repo_name, url('files_home',

                                        repo_name=repo_name,

                                        revision=rev, f_path=''))]

        paths_l = paths.split('/')

        for cnt, p in enumerate(paths_l, 1):

            if p != '':

                url_l.append(link_to(p, url('files_home',

                                            repo_name=repo_name,

                                            revision=rev,

                                            f_path='/'.join(paths_l[:cnt]))))

        return literal('/'.join(url_l))

files_breadcrumbs = _FilesBreadCrumbs()

class CodeHtmlFormatter(HtmlFormatter):

    def wrap(self, source, outfile):

        return self._wrap_div(self._wrap_pre(self._wrap_code(source)))

    def _wrap_code(self, source):

        for cnt, it in enumerate(source, 1):

            i, t = it

            t = '<div id="#S-%s">%s</div>' % (cnt, t)

            yield i, t

def pygmentize(filenode, **kwargs):

    """

    pygmentize function using pygments

    :param filenode:

    """

    return literal(code_highlight(filenode.content,

                                  filenode.lexer, CodeHtmlFormatter(**kwargs)))

def pygmentize_annotation(filenode, **kwargs):

    """

    pygmentize function for annotation

    :param filenode:

    """

    color_dict = {}

    def gen_color():

        """generator for getting 10k of evenly distibuted colors using hsv color

        and golden ratio.

        """

        import colorsys

        n = 10000

        golden_ratio = 0.618033988749895

        h = 0.22717784590367374

        #generate 10k nice web friendly colors in the same order

        for c in xrange(n):

            h += golden_ratio

            h %= 1

            HSV_tuple = [h, 0.95, 0.95]

            RGB_tuple = colorsys.hsv_to_rgb(*HSV_tuple)

            yield map(lambda x:str(int(x * 256)), RGB_tuple)

    cgenerator = gen_color()

    def get_color_string(cs):

        if color_dict.has_key(cs):

            col = color_dict[cs]

        else:

            col = color_dict[cs] = cgenerator.next()

        return "color: rgb(%s)! important;" % (', '.join(col))

    def url_func(changeset):

        tooltip_html = "<div style='font-size:0.8em'><b>Author:</b>" + \

        " %s<br/><b>Date:</b> %s</b><br/><b>Message:</b> %s<br/></div>"

        tooltip_html = tooltip_html % (changeset.author,

                                               changeset.date,

                                               tooltip(changeset.message))

        lnk_format = '%5s:%s' % ('r%s' % changeset.revision,

                                 short_id(changeset.raw_id))

        uri = link_to(

                lnk_format,

                url('changeset_home', repo_name=changeset.repository.name,

                    revision=changeset.raw_id),

                style=get_color_string(changeset.raw_id),

                class_='tooltip',

                tooltip_title=tooltip_html

              )

        uri += '\n'

        return uri

    return literal(annotate_highlight(filenode, url_func, **kwargs))

def repo_name_slug(value):

    """Return slug of name of repository

    This function is called on each creation/modification

    of repository to prevent bad names in repo

    """

    slug = remove_formatting(value)

    slug = strip_tags(slug)

    for c in """=[]\;'"<>,/~!@#$%^&*()+{}|: """:

        slug = slug.replace(c, '-')

    slug = recursive_replace(slug, '-')

    slug = collapse(slug, '-')

    return slug

def get_changeset_safe(repo, rev):

    from vcs.backends.base import BaseRepository

    from vcs.exceptions import RepositoryError

    if not isinstance(repo, BaseRepository):

        raise Exception('You must pass an Repository '

                        'object as first argument got %s', type(repo))

    try:

        cs = repo.get_changeset(rev)

    except RepositoryError:

        from rhodecode.lib.utils import EmptyChangeset

        cs = EmptyChangeset()

    return cs

flash = _Flash()

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

# MERCURIAL FILTERS available via h.

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

from mercurial import util

from mercurial.templatefilters import person as _person

def _age(curdate):

    """turns a datetime into an age string."""

    if not curdate:

        return ''

    from datetime import timedelta, datetime

    agescales = [("year", 3600 * 24 * 365),

                 ("month", 3600 * 24 * 30),

                 ("day", 3600 * 24),

                 ("hour", 3600),

                 ("minute", 60),

                 ("second", 1), ]

    age = datetime.now() - curdate

    age_seconds = (age.days * agescales[2][1]) + age.seconds

    pos = 1

    for scale in agescales:

        if scale[1] <= age_seconds:

            if pos == 6:pos = 5

        pos += 1

age = lambda  x:_age(x)

capitalize = lambda x: x.capitalize()

email = util.email

email_or_none = lambda x: util.email(x) if util.email(x) != x else None

person = lambda x: _person(x)

short_id = lambda x: x[:12]

def action_parser(user_log):

    """

    This helper will map the specified string action into translated

    fancy names with icons and links

    @param action:

    """

    action = user_log.action

    action_params = None

    cs_links = ''

    x = action.split(':')

    if len(x) > 1:

        action, action_params = x

    if action == 'push':

        revs_limit = 5

        revs = action_params.split(',')

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

                url('changeset_home',

                repo_name=user_log.repository.repo_name,

                revision=rev)) for rev in revs[:revs_limit] ])

        if len(revs) > revs_limit:

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

            cs_links += html_tmpl % (', '.join(r for r in revs[revs_limit:]),

                                     _('and %s more revisions') % (len(revs) - revs_limit))

    map = {'user_deleted_repo':_('User deleted repository'),

           'user_created_repo':_('User created repository'),

           'user_forked_repo':_('User forked repository'),

           'user_updated_repo':_('User updated repository'),

           'admin_deleted_repo':_('Admin delete repository'),

           'admin_created_repo':_('Admin created repository'),

           'admin_forked_repo':_('Admin forked repository'),

           'admin_updated_repo':_('Admin updated repository'),

           'push':_('Pushed') + literal(cs_links),

           'pull':_('Pulled'), }

    print action, action_params

    return map.get(action, action)

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

# PERMS

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

from rhodecode.lib.auth import HasPermissionAny, HasPermissionAll, \

HasRepoPermissionAny, HasRepoPermissionAll

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

# GRAVATAR URL

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

import hashlib

import urllib

from pylons import request

def gravatar_url(email_address, size=30):

    ssl_enabled = 'https' == request.environ.get('HTTP_X_URL_SCHEME')

    default = 'identicon'

    baseurl_nossl = "http://www.gravatar.com/avatar/"

    baseurl_ssl = "https://secure.gravatar.com/avatar/"

    baseurl = baseurl_ssl if ssl_enabled else baseurl_nossl

    # construct the url

    gravatar_url = baseurl + hashlib.md5(email_address.lower()).hexdigest() + "?"

    gravatar_url += urllib.urlencode({'d':default, 's':str(size)})

    return gravatar_url

def safe_unicode(str):

    """safe unicode function. In case of UnicodeDecode error we try to return

    unicode with errors replace, if this failes we return unicode with 

    string_escape decoding """

    try:

        u_str = unicode(str)

    except UnicodeDecodeError:

        try:

            u_str = unicode(str, 'utf-8', 'replace')

        except UnicodeDecodeError:

            #incase we have a decode error just represent as byte string

            u_str = unicode(str(str).encode('string_escape'))

    return u_str

#!/usr/bin/env python

# encoding: utf-8

# model for handling repositories actions

# Copyright (C) 2009-2010 Marcin Kuzminski <marcin@python-works.com>

# This program is free software; you can redistribute it and/or

# modify it under the terms of the GNU General Public License

# as published by the Free Software Foundation; version 2

# of the License or (at your opinion) any later version of the license.

# 

# This program is distributed in the hope that it will be useful,

# but WITHOUT ANY WARRANTY; without even the implied warranty of

# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

# GNU General Public License for more details.

# 

# You should have received a copy of the GNU General Public License

# along with this program; if not, write to the Free Software

# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,

# MA  02110-1301, USA.

"""

Created on Jun 5, 2010

model for handling repositories actions

:author: marcink

"""

from vcs.backends import get_repo, get_backend

from datetime import datetime

from pylons import app_globals as g

from rhodecode.model.db import Repository, RepoToPerm, User, Permission

from rhodecode.model.meta import Session

from rhodecode.model.user import UserModel

from rhodecode.model.caching_query import FromCache

import logging

import os

import shutil

import traceback

log = logging.getLogger(__name__)

class RepoModel(object):

    def __init__(self, sa=None):

        if not sa:

            self.sa = Session()

        else:

            self.sa = sa

    def get(self, repo_id, cache=False):

        repo = self.sa.query(Repository)\

            .filter(Repository.repo_name == repo_id)

        if cache:

            repo = repo.options(FromCache("sql_cache_short",

                                          "get_repo_%s" % repo))

        return repo.scalar()

    def get_users_js(self):

        users = self.sa.query(User).filter(User.active == True).all()

        u_tmpl = '''{id:%s, fname:"%s", lname:"%s", nname:"%s"},'''

        users_array = '[%s];' % '\n'.join([u_tmpl % (u.user_id, u.name,

                                                    u.lastname, u.username)

                                        for u in users])

        return users_array

    def update(self, repo_name, form_data):

        try:

            #update permissions

            for username, perm in form_data['perms_updates']:

                r2p = self.sa.query(RepoToPerm)\

                        .filter(RepoToPerm.user == UserModel(self.sa).get_by_username(username, cache=False))\

                        .filter(RepoToPerm.repository == self.get(repo_name))\

                        .one()

                r2p.permission_id = self.sa.query(Permission).filter(

                                                Permission.permission_name ==

                                                perm).one().permission_id

                self.sa.add(r2p)

            #set new permissions

            for username, perm in form_data['perms_new']:

                r2p = RepoToPerm()

                r2p.repository = self.get(repo_name)

                r2p.user = UserModel(self.sa).get_by_username(username, cache=False)

                r2p.permission_id = self.sa.query(Permission).filter(

                                        Permission.permission_name == perm)\

                                        .one().permission_id

                self.sa.add(r2p)

            #update current repo

            cur_repo = self.get(repo_name, cache=False)

            for k, v in form_data.items():

                if k == 'user':

                    cur_repo.user_id = v

                else:

                    setattr(cur_repo, k, v)

            self.sa.add(cur_repo)

            if repo_name != form_data['repo_name']:

                #rename our data

                self.__rename_repo(repo_name, form_data['repo_name'])

            self.sa.commit()

        except:

            log.error(traceback.format_exc())

            self.sa.rollback()

            raise

    def create(self, form_data, cur_user, just_db=False, fork=False):

        try:

            if fork:

                #force str since hg doesn't go with unicode

                repo_name = str(form_data['fork_name'])

                org_name = str(form_data['repo_name'])

            else:

                org_name = repo_name = str(form_data['repo_name'])

            new_repo = Repository()

            for k, v in form_data.items():

                if k == 'repo_name':

                    v = repo_name

                setattr(new_repo, k, v)

            if fork:

                parent_repo = self.sa.query(Repository)\

                        .filter(Repository.repo_name == org_name).scalar()

                new_repo.fork = parent_repo

            new_repo.user_id = cur_user.user_id

            self.sa.add(new_repo)

            #create default permission

            repo_to_perm = RepoToPerm()

            default = 'repository.read'

            for p in UserModel(self.sa).get_by_username('default', cache=False).user_perms:

                if p.permission.permission_name.startswith('repository.'):

                    default = p.permission.permission_name

                    break

            default_perm = 'repository.none' if form_data['private'] else default

            repo_to_perm.permission_id = self.sa.query(Permission)\

                    .filter(Permission.permission_name == default_perm)\

                    .one().permission_id

            repo_to_perm.repository_id = new_repo.repo_id

            repo_to_perm.user_id = UserModel(self.sa).get_by_username('default', cache=False).user_id

            self.sa.add(repo_to_perm)

            self.sa.commit()

            if not just_db:

                self.__create_repo(repo_name, form_data['repo_type'])

        except:

            log.error(traceback.format_exc())

            self.sa.rollback()

            raise

    def create_fork(self, form_data, cur_user):

        from rhodecode.lib.celerylib import tasks, run_task

        run_task(tasks.create_repo_fork, form_data, cur_user)

    def delete(self, repo):

        try:

            self.sa.delete(repo)

            self.sa.commit()

        except:

            log.error(traceback.format_exc())

            self.sa.rollback()

            raise

    def delete_perm_user(self, form_data, repo_name):

        try:

            self.sa.query(RepoToPerm)\

                .filter(RepoToPerm.repository == self.get(repo_name))\

                .filter(RepoToPerm.user_id == form_data['user_id']).delete()

            self.sa.commit()

        except:

            log.error(traceback.format_exc())

            self.sa.rollback()

            raise

    def __create_repo(self, repo_name, alias):

        from rhodecode.lib.utils import check_repo

        repo_path = os.path.join(g.base_path, repo_name)

        if check_repo(repo_name, g.base_path):

            log.info('creating repo %s in %s', repo_name, repo_path)

            backend = get_backend(alias)

            backend(repo_path, create=True)

    def __rename_repo(self, old, new):

        log.info('renaming repo from %s to %s', old, new)

        old_path = os.path.join(g.base_path, old)

        new_path = os.path.join(g.base_path, new)

        if os.path.isdir(new_path):

            raise Exception('Was trying to rename to already existing dir %s',

                            new_path)

        shutil.move(old_path, new_path)

        log.info("Removing %s", rm_path)

        #disable repo

        shutil.move(rm_path, os.path.join(g.base_path, 'rm__%s__%s' \

html,body,div,span,applet,object,iframe,h1,h2,h3,h4,h5,h6,p,blockquote,pre,a,abbr,acronym,address,big,cite,code,del,dfn,em,font,img,ins,kbd,q,s,samp,small,strike,strong,sub,sup,tt,var,b,u,i,center,dl,dt,dd,ol,ul,li,fieldset,form,label,legend,table,caption,tbody,tfoot,thead,tr,th,td {

border:0;

outline:0;

font-size:100%;

vertical-align:baseline;

background:transparent;

margin:0;

padding:0;

}

body {

line-height:1;

height:100%;

background:url("../images/background.png") repeat scroll 0 0 #B0B0B0;

font-family:Lucida Grande, Verdana, Lucida Sans Regular, Lucida Sans Unicode, Arial, sans-serif;

font-size:12px;

color:#000;

margin:0;

padding:0;

}

ol,ul {

list-style:none;

}

blockquote,q {

quotes:none;

}

blockquote:before,blockquote:after,q:before,q:after {

content:none;

}

:focus {

outline:0;

}

del {

text-decoration:line-through;

}

table {

border-collapse:collapse;

border-spacing:0;

}

html {

height:100%;

}

a {

color:#003367;

text-decoration:none;

cursor:pointer;

font-weight:700;

}

a:hover {

color:#316293;

text-decoration:underline;

}

h1,h2,h3,h4,h5,h6 {

color:#292929;

font-weight:700;

}

h1 {

font-size:22px;

}

h2 {

font-size:20px;

}

h3 {

font-size:18px;

}

h4 {

font-size:16px;

}

h5 {

font-size:14px;

}

h6 {

font-size:11px;

}

ul.circle {

list-style-type:circle;

}

ul.disc {

list-style-type:disc;

}

ul.square {

list-style-type:square;

}

ol.lower-roman {

list-style-type:lower-roman;

}

ol.upper-roman {

list-style-type:upper-roman;

}

ol.lower-alpha {

list-style-type:lower-alpha;

}

ol.upper-alpha {

list-style-type:upper-alpha;

}

ol.decimal {

list-style-type:decimal;

}

div.color {

clear:both;

overflow:hidden;

position:absolute;

background:#FFF;

margin:7px 0 0 60px;

padding:1px 1px 1px 0;

}

div.color a {

width:15px;

height:15px;

display:block;

float:left;

margin:0 0 0 1px;

padding:0;

}

div.options {

clear:both;

overflow:hidden;

position:absolute;

background:#FFF;

margin:7px 0 0 162px;

padding:0;

}

div.options a {

height:1%;

display:block;

text-decoration:none;

margin:0;

padding:3px 8px;

}

.top-left-rounded-corner {

-webkit-border-top-left-radius: 8px;

-khtml-border-radius-topleft: 8px; 

-moz-border-radius-topleft: 8px;

border-top-left-radius: 8px;

}

.top-right-rounded-corner {

-webkit-border-top-right-radius: 8px;

-khtml-border-radius-topright: 8px;    

-moz-border-radius-topright: 8px;

border-top-right-radius: 8px;

}

.bottom-left-rounded-corner {

-webkit-border-bottom-left-radius: 8px;

-khtml-border-radius-bottomleft: 8px;  

-moz-border-radius-bottomleft: 8px;