# -*- coding: utf-8 -*-

# 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, either version 3 of the License, or

# (at your option) any later version.

#

# 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, see <http://www.gnu.org/licenses/>.

"""

kallithea.controllers.admin.gists

~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

gist controller for Kallithea

This file was forked by the Kallithea project in July 2014.

Original author and date, and relevant copyright and licensing information is below:

:created_on: May 9, 2013

:author: marcink

:copyright: (c) 2013 RhodeCode GmbH, and others.

:license: GPLv3, see LICENSE.md for more details.

"""

import time

import logging

import traceback

import formencode.htmlfill

from pylons import request, response, tmpl_context as c, url

from pylons.controllers.util import redirect

from pylons.i18n.translation import _

from kallithea.model.forms import GistForm

from kallithea.model.gist import GistModel

from kallithea.model.meta import Session

from kallithea.model.db import Gist, User

from kallithea.lib import helpers as h

from kallithea.lib.base import BaseController, render

from kallithea.lib.auth import LoginRequired, NotAnonymous

from kallithea.lib.utils import jsonify

from kallithea.lib.helpers import Page

from webob.exc import HTTPNotFound, HTTPForbidden

from sqlalchemy.sql.expression import or_

from kallithea.lib.vcs.exceptions import VCSError, NodeNotChangedError

log = logging.getLogger(__name__)

class GistsController(BaseController):

    """REST Controller styled on the Atom Publishing Protocol"""

    def __load_defaults(self, extra_values=None):

        c.lifetime_values = [

            (str(-1), _('Forever')),

            (str(5), _('5 minutes')),

            (str(60), _('1 hour')),

            (str(60 * 24), _('1 day')),

            (str(60 * 24 * 30), _('1 month')),

        ]

        if extra_values:

            c.lifetime_values.append(extra_values)

        c.lifetime_options = [(c.lifetime_values, _("Lifetime"))]

    @LoginRequired()

    def index(self):

        """GET /admin/gists: All items in the collection"""

        # url('gists')

        not_default_user = c.authuser.username != User.DEFAULT_USER

        c.show_private = request.GET.get('private') and not_default_user

        c.show_public = request.GET.get('public') and not_default_user

        gists = Gist().query()\

            .filter(or_(Gist.gist_expires == -1, Gist.gist_expires >= time.time()))\

            .order_by(Gist.created_on.desc())

        # MY private

        if c.show_private and not c.show_public:

            gists = gists.filter(Gist.gist_type == Gist.GIST_PRIVATE)\

                             .filter(Gist.gist_owner == c.authuser.user_id)

        # MY public

        elif c.show_public and not c.show_private:

            gists = gists.filter(Gist.gist_type == Gist.GIST_PUBLIC)\

                             .filter(Gist.gist_owner == c.authuser.user_id)

        # MY public+private

        elif c.show_private and c.show_public:

            gists = gists.filter(or_(Gist.gist_type == Gist.GIST_PUBLIC,

                                     Gist.gist_type == Gist.GIST_PRIVATE))\

        """PUT /admin/gists/gist_id: Update an existing item"""

        # Forms posted to this method should contain a hidden field:

        #    <input type="hidden" name="_method" value="PUT" />

        # Or using helpers:

        #    h.form(url('gist', gist_id=ID),

        #           method='put')

        # url('gist', gist_id=ID)

    @LoginRequired()

    @NotAnonymous()

    def delete(self, gist_id):

        """DELETE /admin/gists/gist_id: Delete an existing item"""

        # Forms posted to this method should contain a hidden field:

        #    <input type="hidden" name="_method" value="DELETE" />

        # Or using helpers:

        #    h.form(url('gist', gist_id=ID),

        #           method='delete')

        # url('gist', gist_id=ID)

        gist = GistModel().get_gist(gist_id)

        owner = gist.gist_owner == c.authuser.user_id

        if h.HasPermissionAny('hg.admin')() or owner:

            GistModel().delete(gist)

            Session().commit()

            h.flash(_('Deleted gist %s') % gist.gist_access_id, category='success')

        else:

            raise HTTPForbidden()

        return redirect(url('gists'))

    @LoginRequired()

    def show(self, gist_id, revision='tip', format='html', f_path=None):

        """GET /admin/gists/gist_id: Show a specific item"""

        # url('gist', gist_id=ID)

        c.gist = Gist.get_or_404(gist_id)

        #check if this gist is not expired

        if c.gist.gist_expires != -1:

            if time.time() > c.gist.gist_expires:

                log.error('Gist expired at %s',

                          time_to_datetime(c.gist.gist_expires))

                raise HTTPNotFound()

        try:

            c.file_changeset, c.files = GistModel().get_gist_files(gist_id,

                                                            revision=revision)

        except VCSError:

            log.error(traceback.format_exc())

            raise HTTPNotFound()

        if format == 'raw':

            response.content_type = 'text/plain'

            return content

        return render('admin/gists/show.html')

    @LoginRequired()

    @NotAnonymous()

    def edit(self, gist_id, format='html'):

        """GET /admin/gists/gist_id/edit: Form to edit an existing item"""

        # url('edit_gist', gist_id=ID)

        c.gist = Gist.get_or_404(gist_id)

        #check if this gist is not expired

        if c.gist.gist_expires != -1:

            if time.time() > c.gist.gist_expires:

                log.error('Gist expired at %s',

                          time_to_datetime(c.gist.gist_expires))

                raise HTTPNotFound()

        try:

            c.file_changeset, c.files = GistModel().get_gist_files(gist_id)

        except VCSError:

            log.error(traceback.format_exc())

            raise HTTPNotFound()

        self.__load_defaults(extra_values=('0', _('Unmodified')))

        rendered = render('admin/gists/edit.html')

        if request.POST:

            rpost = request.POST

            nodes = {}

            for org_filename, filename, mimetype, content in zip(

                                                    rpost.getall('org_files'),

                                                    rpost.getall('files'),

                                                    rpost.getall('mimetypes'),

                                                    rpost.getall('contents')):

                nodes[org_filename] = {

                    'org_filename': org_filename,

                    'filename': filename,

                    'content': content,

                    'lexer': mimetype,

                }

            try:

                GistModel().update(

                    gist=c.gist,

                    description=rpost['description'],

                    owner=c.gist.owner,

                    gist_mapping=nodes,

                    gist_type=c.gist.gist_type,

<%def name="main()">

<div class="box">

    <!-- box / title -->

    <div class="title">

        ${self.breadcrumbs()}

    </div>

    <div class="table">

        <div id="edit_error" style="display: none" class="flash_msg">

            <div class="alert alert-dismissable alert-warning">

              <button type="button" class="close" data-dismiss="alert" aria-hidden="true"><i class="icon-cancel-circled"></i></button>

              ${h.literal(_('Gist was update since you started editing. Copy your changes and click %(here)s to reload new version.')

                             % {'here': h.link_to('here',h.url('edit_gist', gist_id=c.gist.gist_access_id))})}

            </div>

            <script>

            if (typeof jQuery != 'undefined') {

                $(".alert").alert();

            }

            </script>

        </div>

        <div id="files_data">

          ${h.form(h.url('edit_gist', gist_id=c.gist.gist_access_id), method='post', id='eform')}

            <div>

                <div class="gravatar">

                  ${h.gravatar(c.authuser.email, size=32)}

                </div>

                <input type="hidden" value="${c.file_changeset.raw_id}" name="parent_hash">

                <textarea style="resize:vertical; width:400px;border: 1px solid #ccc;border-radius: 3px;"

                          id="description" name="description"

                          placeholder="${_('Gist description ...')}">${c.gist.gist_description}</textarea>

                <div style="padding:0px 0px 0px 42px">

                    <label for='lifetime'>${_('Gist lifetime')}</label>

                    ${h.select('lifetime', '0', c.lifetime_options)}

                    <span class="" style="color: #AAA">

                     %if c.gist.gist_expires == -1:

                      ${_('Expires')}: ${_('Never')}

                     %else:

                      ${_('Expires')}: ${h.age(h.time_to_datetime(c.gist.gist_expires))}

                     %endif

                   </span>

                </div>

            </div>

            % for cnt, file in enumerate(c.files):

                <div id="body" class="codeblock" style="margin-bottom: 4px">

                    <div style="padding: 10px 10px 10px 26px;color:#666666">

                        <select id="mimetype_${h.FID('f',file.path)}" name="mimetypes"/>

                    </div>

                    <div class="editor_container">

                        <pre id="editor_pre"></pre>

                        <textarea id="editor_${h.FID('f',file.path)}" name="contents" style="display:none">${file.content}</textarea>

                    </div>

                </div>

                ## dynamic edit box.

                <script type="text/javascript">

                var myCodeMirror = initCodeMirror("editor_${h.FID('f',file.path)}", "${request.script_name}", '');

                //inject new modes

                var $modes_select = $('#mimetype_${h.FID('f',file.path)}');

                $modes_select.each(function(){

                    var modes_select = this;

                    var index = 1;

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

                        var m = CodeMirror.modeInfo[i];

                        var opt = new Option(m.name, m.mime);

                        $(opt).attr('mode', m.mode);

                        if (m.mime == 'text/plain') {

                            // default plain text

                            $(opt).prop('selected', true);

                            modes_select.options[0] = opt;

                        } else {

                            modes_select.options[index++] = opt;

                        }

                    }

                });

                var $filename = $('#filename_${h.FID('f',file.path)}');

                // on select change set new mode

                $modes_select.change(function(e){

                    var selected = e.currentTarget;

                    var node = selected.options[selected.selectedIndex];

                    var detected_mode = CodeMirror.findModeByMIME(node.value);

                    setCodeMirrorMode(myCodeMirror, detected_mode);

                    var proposed_ext = CodeMirror.findExtensionByMode(detected_mode);

                    var file_data = CodeMirror.getFilenameAndExt($filename.val());

                    var filename = file_data['filename'] || 'filename1';

                    $filename.val(filename + '.' + proposed_ext);

                });

                // on type the new filename set mode

                $filename.keyup(function(e){

                    var file_data = CodeMirror.getFilenameAndExt(this.value);

                          %if c.gist.gist_type == 'public':

                            <div class="btn btn-mini btn-success disabled">${_('Public Gist')}</div>

                          %else:

                            <div class="btn btn-mini btn-warning disabled">${_('Private Gist')}</div>

                          %endif

                        </div>

                        <div class="left item">

                            ${c.gist.gist_description}

                        </div>

                        <div class="left item last" style="color: #AAA">

                         %if c.gist.gist_expires == -1:

                          ${_('Expires')}: ${_('Never')}

                         %else:

                          ${_('Expires')}: ${h.age(h.time_to_datetime(c.gist.gist_expires))}

                         %endif

                       </div>

                       %if h.HasPermissionAny('hg.admin')() or c.gist.gist_owner == c.authuser.user_id:

                        <div style="float:right">

                            ${h.form(url('gist', gist_id=c.gist.gist_id),method='delete')}

                                ${h.submit('remove_gist', _('Delete'),class_="btn btn-mini btn-danger",onclick="return confirm('"+_('Confirm to delete this Gist')+"');")}

                            ${h.end_form()}

                        </div>

                       %endif

                        <div class="buttons">

                          ## only owner should see that

                          %if h.HasPermissionAny('hg.admin')() or c.gist.gist_owner == c.authuser.user_id:

                            ${h.link_to(_('Edit'),h.url('edit_gist', gist_id=c.gist.gist_access_id),class_="btn btn-mini")}

                          %endif

                          ${h.link_to(_('Show as Raw'),h.url('formatted_gist', gist_id=c.gist.gist_access_id, format='raw'),class_="btn btn-mini")}

                        </div>

                    </div>

                    <div class="author">

                        <div class="gravatar">

                          ${h.gravatar(h.email_or_none(c.file_changeset.author), size=16)}

                        </div>

                        <div title="${c.file_changeset.author}" class="user">${h.person(c.file_changeset.author)} - ${_('created')} ${h.age(c.file_changeset.date)}</div>

                    </div>

                    <div class="commit">${h.urlify_commit(c.file_changeset.message,c.repo_name)}</div>

                </div>

            </div>

               ## iterate over the files

               % for file in c.files:

               <div style="border: 1px solid #EEE;margin-top:20px">

                <div id="${h.FID('G', file.path)}" class="stats" style="border-bottom: 1px solid #DDD;padding: 8px 14px;">

                    <a href="${c.gist.gist_url()}">¶</a>

                    <div style="float:right; margin: -5px">

                    </div>

                </div>

                <div class="code-body">

                    ${h.pygmentize(file,linenos=True,anchorlinenos=True,lineanchors='L',cssclass="code-highlight")}

                </div>

              </div>

               %endfor

        </div>

    </div>

</div>

</%def>