Mercurial > kallithea

annotate rhodecode/controllers/changelog.py @ 1514:87ec80c280bb beta

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
fixed issues with python2.5 added compat module to rhodecode to have one point of fetching backward incompatible libs.
author Marcin Kuzminski <marcin@python-works.com>
date Fri, 07 Oct 2011 02:51:18 +0200
parents d21c14e36fa8
children da8f1d1b22de 833f9dec0a06
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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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) 2009-2011 Marcin Kuzminski <marcin@python-works.com>
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11 :license: GPLv3, see COPYING for more details.
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12 """
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13 # This program is free software: you can redistribute it and/or modify
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14 # it under the terms of the GNU General Public License as published by
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15 # the Free Software Foundation, either version 3 of the License, or
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16 # (at your option) any later version.
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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, see <http://www.gnu.org/licenses/>.
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25
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26 import logging
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27
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28 from mercurial import graphmod
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29 from pylons import request, session, tmpl_context as c
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30
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31 from rhodecode.lib.auth import LoginRequired, HasRepoPermissionAnyDecorator
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32 from rhodecode.lib.base import BaseRepoController, render
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33 from rhodecode.lib.helpers import RepoPage
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34 from rhodecode.lib.compat import json
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35
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36 log = logging.getLogger(__name__)
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37
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38
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39 class ChangelogController(BaseRepoController):
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40
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41 @LoginRequired()
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42 @HasRepoPermissionAnyDecorator('repository.read', 'repository.write',
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43 'repository.admin')
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44 def __before__(self):
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45 super(ChangelogController, self).__before__()
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46 c.affected_files_cut_off = 60
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47
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48 def index(self):
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49 limit = 100
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50 default = 20
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51 if request.params.get('size'):
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52 try:
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53 int_size = int(request.params.get('size'))
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54 except ValueError:
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55 int_size = default
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56 int_size = int_size if int_size <= limit else limit
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57 c.size = int_size
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58 session['changelog_size'] = c.size
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59 session.save()
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60 else:
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61 c.size = int(session.get('changelog_size', default))
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63 p = int(request.params.get('page', 1))
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64 branch_name = request.params.get('branch', None)
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65 c.total_cs = len(c.rhodecode_repo)
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66 c.pagination = RepoPage(c.rhodecode_repo, page=p,
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67 item_count=c.total_cs, items_per_page=c.size,
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68 branch_name=branch_name)
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69
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70 self._graph(c.rhodecode_repo, c.total_cs, c.size, p)
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71
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72 return render('changelog/changelog.html')
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73
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74 def changelog_details(self, cs):
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75 if request.environ.get('HTTP_X_PARTIAL_XHR'):
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76 c.cs = c.rhodecode_repo.get_changeset(cs)
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77 return render('changelog/changelog_details.html')
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78
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79 def _graph(self, repo, repo_size, size, p):
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80 """
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81 Generates a DAG graph for mercurial
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82
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83 :param repo: repo instance
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84 :param size: number of commits to show
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85 :param p: page number
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86 """
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87 if not repo.revisions:
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88 c.jsdata = json.dumps([])
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89 return
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90
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91 revcount = min(repo_size, size)
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92 offset = 1 if p == 1 else ((p - 1) * revcount + 1)
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93 try:
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94 rev_end = repo.revisions.index(repo.revisions[(-1 * offset)])
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95 except IndexError:
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96 rev_end = repo.revisions.index(repo.revisions[-1])
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97 rev_start = max(0, rev_end - revcount)
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98
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99 data = []
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100 rev_end += 1
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101
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102 if repo.alias == 'git':
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103 for _ in xrange(rev_start, rev_end):
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104 vtx = [0, 1]
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105 edges = [[0, 0, 1]]
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106 data.append(['', vtx, edges])
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107
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108 elif repo.alias == 'hg':
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109 revs = list(reversed(xrange(rev_start, rev_end)))
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110 c.dag = graphmod.colored(graphmod.dagwalker(repo._repo, revs))
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111 for (id, type, ctx, vtx, edges) in c.dag:
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112 if type != graphmod.CHANGESET:
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113 continue
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114 data.append(['', vtx, edges])
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115
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116 c.jsdata = json.dumps(data)