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annotate rhodecode/controllers/changelog.py @ 861:fd2ea6ceadc8 beta

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updated docs on every controller
author Marcin Kuzminski <marcin@python-works.com>
date Sat, 18 Dec 2010 16:55:28 +0100
parents 52da7cba88a6
children 07a6e8c65526 a3b2b4b4e440
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1 # -*- coding: utf-8 -*-
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2 """
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3 rhodecode.controllers.changelog
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4 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
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5
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6 changelog controller for rhodecode
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7
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8 :created_on: Apr 21, 2010
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9 :author: marcink
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10 :copyright: (C) 2009-2010 Marcin Kuzminski <marcin@python-works.com>
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11 :license: GPLv3, see COPYING for more details.
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12 """
252
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13 # This program is free software; you can redistribute it and/or
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14 # modify it under the terms of the GNU General Public License
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15 # as published by the Free Software Foundation; version 2
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16 # of the License or (at your opinion) any later version of the license.
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17 #
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18 # This program is distributed in the hope that it will be useful,
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19 # but WITHOUT ANY WARRANTY; without even the implied warranty of
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20 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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21 # GNU General Public License for more details.
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22 #
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23 # You should have received a copy of the GNU General Public License
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24 # along with this program; if not, write to the Free Software
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25 # Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
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26 # MA 02110-1301, USA.
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27
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28 import logging
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29
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30 try:
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31 import json
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32 except ImportError:
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33 #python 2.5 compatibility
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34 import simplejson as json
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35
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36 from mercurial.graphmod import colored, CHANGESET, revisions as graph_rev
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37 from pylons import request, session, tmpl_context as c
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38
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39 from rhodecode.lib.auth import LoginRequired, HasRepoPermissionAnyDecorator
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40 from rhodecode.lib.base import BaseController, render
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41 from rhodecode.model.scm import ScmModel
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42
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43 from webhelpers.paginate import Page
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44
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45 log = logging.getLogger(__name__)
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46
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47 class ChangelogController(BaseController):
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48
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49 @LoginRequired()
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50 @HasRepoPermissionAnyDecorator('repository.read', 'repository.write',
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51 'repository.admin')
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52 def __before__(self):
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53 super(ChangelogController, self).__before__()
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54
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55 def index(self):
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56 limit = 100
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57 default = 20
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58 if request.params.get('size'):
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59 try:
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60 int_size = int(request.params.get('size'))
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61 except ValueError:
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62 int_size = default
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63 int_size = int_size if int_size <= limit else limit
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64 c.size = int_size
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65 session['changelog_size'] = c.size
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66 session.save()
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67 else:
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68 c.size = int(session.get('changelog_size', default))
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69
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70 changesets = ScmModel().get_repo(c.repo_name)
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71
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72 p = int(request.params.get('page', 1))
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73 c.total_cs = len(changesets)
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74 c.pagination = Page(changesets, page=p, item_count=c.total_cs,
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75 items_per_page=c.size)
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76
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77 self._graph(changesets, c.size, p)
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78
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79 return render('changelog/changelog.html')
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81
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82 def _graph(self, repo, size, p):
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83 revcount = size
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84 if not repo.revisions or repo.alias == 'git':
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85 c.jsdata = json.dumps([])
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86 return
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87
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88 max_rev = repo.revisions[-1]
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89
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90 offset = 1 if p == 1 else ((p - 1) * revcount + 1)
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91
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92 rev_start = repo.revisions[(-1 * offset)]
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94 revcount = min(max_rev, revcount)
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95 rev_end = max(0, rev_start - revcount)
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96 dag = graph_rev(repo.repo, rev_start, rev_end)
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97
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98 c.dag = tree = list(colored(dag))
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99 data = []
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100 for (id, type, ctx, vtx, edges) in tree:
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101 if type != CHANGESET:
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102 continue
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103 data.append(('', vtx, edges))
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104
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105 c.jsdata = json.dumps(data)
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106