Mercurial > kallithea
annotate rhodecode/controllers/changelog.py @ 832:634596f81cfd beta
new improved models with helper functions for easier data fetching
author | Marcin Kuzminski <marcin@python-works.com> |
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date | Sat, 11 Dec 2010 00:36:33 +0100 |
parents | 52da7cba88a6 |
children | fd2ea6ceadc8 |
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1 #!/usr/bin/env python |
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2 # encoding: utf-8 |
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3 # changelog controller for pylons |
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4 # Copyright (C) 2009-2010 Marcin Kuzminski <marcin@python-works.com> |
361 | 5 # |
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6 # This program is free software; you can redistribute it and/or |
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7 # modify it under the terms of the GNU General Public License |
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8 # as published by the Free Software Foundation; version 2 |
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9 # of the License or (at your opinion) any later version of the license. |
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10 # |
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11 # This program is distributed in the hope that it will be useful, |
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12 # but WITHOUT ANY WARRANTY; without even the implied warranty of |
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13 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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14 # GNU General Public License for more details. |
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15 # |
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16 # You should have received a copy of the GNU General Public License |
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17 # along with this program; if not, write to the Free Software |
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18 # Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, |
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19 # MA 02110-1301, USA. |
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20 """ |
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21 Created on April 21, 2010 |
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22 changelog controller for pylons |
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23 @author: marcink |
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24 """ |
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25 |
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26 try: |
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27 import json |
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28 except ImportError: |
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29 #python 2.5 compatibility |
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30 import simplejson as json |
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31 from mercurial.graphmod import colored, CHANGESET, revisions as graph_rev |
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32 from pylons import request, session, tmpl_context as c |
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33 from rhodecode.lib.auth import LoginRequired, HasRepoPermissionAnyDecorator |
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34 from rhodecode.lib.base import BaseController, render |
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35 from rhodecode.model.scm import ScmModel |
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36 from webhelpers.paginate import Page |
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37 import logging |
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38 log = logging.getLogger(__name__) |
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39 |
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40 class ChangelogController(BaseController): |
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41 |
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42 @LoginRequired() |
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43 @HasRepoPermissionAnyDecorator('repository.read', 'repository.write', |
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44 'repository.admin') |
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45 def __before__(self): |
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46 super(ChangelogController, self).__before__() |
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47 |
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48 def index(self): |
213 | 49 limit = 100 |
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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62 |
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63 changesets = ScmModel().get_repo(c.repo_name) |
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64 |
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65 p = int(request.params.get('page', 1)) |
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66 c.total_cs = len(changesets) |
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67 c.pagination = Page(changesets, page=p, item_count=c.total_cs, |
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68 items_per_page=c.size) |
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69 |
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70 self._graph(changesets, 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 |
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75 def _graph(self, repo, size, p): |
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76 revcount = size |
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77 if not repo.revisions or repo.alias == 'git': |
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78 c.jsdata = json.dumps([]) |
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79 return |
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80 |
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81 max_rev = repo.revisions[-1] |
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82 |
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83 offset = 1 if p == 1 else ((p - 1) * revcount + 1) |
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84 |
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85 rev_start = repo.revisions[(-1 * offset)] |
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86 |
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87 revcount = min(max_rev, revcount) |
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88 rev_end = max(0, rev_start - revcount) |
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89 dag = graph_rev(repo.repo, rev_start, rev_end) |
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90 |
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91 c.dag = tree = list(colored(dag)) |
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92 data = [] |
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93 for (id, type, ctx, vtx, edges) in tree: |
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94 if type != CHANGESET: |
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95 continue |
291 | 96 data.append(('', vtx, edges)) |
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97 |
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98 c.jsdata = json.dumps(data) |
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99 |