Add group feature

base/templatetags/seahub_tags.py

@@ -6,4 +6,8 @@ register = template.Library()
 @register.filter(name='tsstr_sec')
 def tsstr_sec(value):
     """Turn a timestamp to string"""
-    return datetime.fromtimestamp(value).strftime("%Y-%m-%d %H:%M:%S")
+    try:
+        return datetime.fromtimestamp(value).strftime("%Y-%m-%d %H:%M:%S")
+    except:
+        return datetime.fromtimestamp(value/1000000).strftime("%Y-%m-%d %H:%M:%S")
+

group/models.py

@@ -1,33 +1,3 @@
 from django.db import models
-from django.contrib.auth.models import User
-from django.utils.translation import ugettext_lazy as _
 
-
-class Group(models.Model):
-    """A group is identified uniquely by group_id."""
-
-    group_id = models.CharField(max_length=36, primary_key=True, db_column='uuid')
-    name = models.CharField(max_length=20, editable=False, unique=True)
-    creator = models.ForeignKey(User, verbose_name=_("creator"), related_name="%(class)s_created")
-    admin = models.ForeignKey(User, verbose_name=_("admin"), related_name="%(class)s_admined")
-    ctime = models.DateTimeField('create time', editable=False)
-    description = models.TextField(_("description"))
-    users = models.ManyToManyField(User)
-
-    def __unicode__(self):
-        return self.name
-
-
-class JoinRequest(models.Model):
-    """A request for joining a group."""
-    group = models.ForeignKey(Group)
-    user = models.ForeignKey(User)
-    ctime = models.DateTimeField('create time', editable=False)
-
-
-class Invitation(models.Model):
-    """An invitation for joining a group."""
-
-    group = models.ForeignKey(Group)
-    user = models.ForeignKey(User)
-    ctime = models.DateTimeField('create time', editable=False)
+# Create your models here.

group/templates/group/group_info.html

@@ -0,0 +1,118 @@
+{% extends "myhome_base.html" %}
+{% load seahub_tags %}
+
+{% block nav_group_class %}class="cur"{% endblock %}
+{% block left_panel %}
+<ul>
+    <li>管理员</li>
+    {% for member in members %}
+    {% if member.props.is_staff == 1 %}
+    <p><a href="{{ SITE_ROOT }}useradmin/info/{{ member.props.user_name }}/">{{ member.props.user_name }}</a></p>
+    {% endif %}
+    {% endfor %}
+    <li>成员</li>
+    {% for member in members %}
+    {% if member.props.is_staff == 0 %}
+    <p><a href="{{ SITE_ROOT }}useradmin/info/{{ member.props.user_name }}/">{{ member.props.user_name }}</a></p>
+    {% endif %}
+    {% endfor %}
+    <li>操作</li>
+    {% if is_creator %}
+    <p><a id="add-member" href="#">添加成员</a></p>
+    <p><a id="remove-member" href="#">删除成员</a></p>
+    <p><a id="remove-group" href="#">解散小组</a></p>
+    {% else %}
+    <p><a id="quit-group" href="#">退出小组</a></p>
+    {% endif %}
+</ul>
+{% endblock %}
+
+{% block right_panel %}
+
+<h3>小组里共享的同步目录</h3>
+{% if repos %}
+<table class="repo-list">
+    <tr>
+        <th width="30%">名字</th>
+        <th width="30%">描述</th>
+        <th width="20%">共享来源</th>
+        <th width="20%">操作</th>
+    </tr>
+
+    {% for repo in repos %}
+    <tr>
+        <td><a href="{{ SITE_ROOT }}repo/{{ repo.props.id }}/">{{ repo.props.name }}</a></td>
+        <td>{{ repo.props.desc }}</td>
+        <td>{{ repo.share_from }}</td>
+        <td>
+        <button data="{{ SITE_ROOT }}download/repo/?repo_id={{ repo.props.id }}" class="download-btn">下载</button>
+        {% if is_creator or repo.share_from_me  %}
+        <button data="{{ SITE_ROOT }}shareadmin/removeshare/?repo_id={{ repo.props.id }}&gid={{ group_id }}" class="repo-delete-btn">删除</button>
+        {% endif %}
+        </td>
+    </tr>
+    {% endfor %}
+</table>
+{% else %}
+<p>暂无</p>
+{% endif %}
+
+<form id="member-add-form" action="{{ SITE_ROOT }}group/memberadd/" method="post" name="member-add-form" class="hide">
+    <label>邮箱</label><br />
+    <input id="user_name" name="user_name" value="" />
+    <input type="hidden" id="group_id" name="group_id" value="{{ group_id }}" />
+    <input type="submit" value="提交" />
+</form>
+<form id="member-remove-form" action="{{ SITE_ROOT }}group/memberrm/" method="post" name="member-remove-form" class="hide">
+    <label>邮箱</label><br />
+    <input id="user_name" name="user_name" value="" />
+    <input type="hidden" id="group_id" name="group_id" value="{{ group_id }}" />
+    <input type="submit" value="提交" />
+</form>
+
+<div id="dialog-remove-confirm" class="center hide">
+  <p>确定要解散？</p>
+  <button id="rm-yes-btn">确定</button>
+  <button class="simplemodal-close">取消</button>
+</div>
+
+<div id="dialog-quit-confirm" class="center hide">
+  <p>确定要退出？</p>
+  <button id="quit-yes-btn">确定</button>
+  <button class="simplemodal-close">取消</button>
+</div>
+
+{% endblock %}
+
+{% block extra_script %}
+<script type="text/javascript">
+$("#add-member").click(function() {
+    $("#member-add-form").modal({appendTo: "#main", containerCss:{padding:18}});
+});
+
+$("#remove-member").click(function() {
+    $("#member-remove-form").modal({appendTo: "#main", containerCss:{padding:18}});
+});
+
+$("#remove-group").click(function() {
+    $('#dialog-remove-confirm').modal({appendTo:'#main'});
+});
+
+$("#quit-group").click(function() {
+    $('#dialog-quit-confirm').modal({appendTo:'#main'});
+});
+        
+$('#rm-yes-btn').click(function() {
+    location.href = "{{ SITE_ROOT }}group/rm/?gid={{ group_id }}";
+});
+
+$('#quit-yes-btn').click(function() {
+    location.href = "{{ SITE_ROOT }}group/quit/?gid={{ group_id }}";
+});
+                
+$('.repo-delete-btn').click(function() {
+    location.href = $(this).attr('data');
+});
+
+</script>
+{% endblock %}

group/templates/group/groups.html

@@ -0,0 +1,49 @@
+{% extends "myhome_base.html" %}
+{% load seahub_tags %}
+
+{% block nav_group_class %}class="cur"{% endblock %}
+{% block left_panel %}
+<ul>
+    <li><a id="group-add" href="#">添加小组</a></li>
+</ul>
+{% endblock %}
+
+{% block right_panel %}
+
+<h3>我参加的小组</h3>
+{% if groups %}
+<table class="group-list">
+    <tr>
+        <th width="30%">名字</th>
+        <th width="40%">创建者</th>
+        <th width="30%">创建时间</th>
+    </tr>
+
+    {% for group in groups %}
+    <tr>
+        <td><a href="{{ SITE_ROOT }}group/{{ group.props.id }}/">{{ group.props.group_name }}</a></td>
+        <td>{{ group.props.creator_name }}</td>
+        <td>{{ group.props.timestamp|tsstr_sec }}</td>
+    </tr>
+    {% endfor %}
+</table>
+{% else %}
+<p>暂无</p>
+{% endif %}
+
+<form id="group-add-form" action="{{ SITE_ROOT }}group/add/" method="post" name="group-add-form" class="hide">
+    <label>小组名称</label><br />
+    <input id="group_name" name="group_name" value="" />
+    <input type="submit" value="提交" />
+</form>
+
+{% endblock %}
+
+{% block extra_script %}
+<script type="text/javascript">
+$("#group-add").click(function() {
+    $("#group-add-form").modal({appendTo: "#main", containerCss:{padding:18}});
+});
+
+</script>
+{% endblock %}

group/tests.py

@@ -0,0 +1,23 @@
+"""
+This file demonstrates two different styles of tests (one doctest and one
+unittest). These will both pass when you run "manage.py test".
+
+Replace these with more appropriate tests for your application.
+"""
+
+from django.test import TestCase
+
+class SimpleTest(TestCase):
+    def test_basic_addition(self):
+        """
+        Tests that 1 + 1 always equals 2.
+        """
+        self.failUnlessEqual(1 + 1, 2)
+
+__test__ = {"doctest": """
+Another way to test that 1 + 1 is equal to 2.
+
+>>> 1 + 1 == 2
+True
+"""}
+

group/urls.py

@@ -0,0 +1,15 @@
+from django.conf.urls.defaults import *
+
+from views import group_list, group_add, group_info, \
+    group_add_member, group_remove_member, \
+    group_quit, group_remove
+
+urlpatterns = patterns('',
+    url(r'^$', group_list, name='group_list'),
+    (r'^add/$', group_add),
+    (r'^rm/$', group_remove),
+    (r'^memberadd/$', group_add_member),
+    (r'^memberrm/$', group_remove_member),
+    (r'^quit/$', group_quit),                       
+    url(r'^(?P<group_id>[^/]+)/$', group_info, name='group_info'),
+)

group/views.py

@@ -1,4 +1,153 @@
+# encoding: utf-8
 
-from django.contrib.auth.decorators import login_required
-from django.contrib.auth.models import User
+from django.http import HttpResponse, HttpResponseRedirect, Http404
+from django.shortcuts import render_to_response, redirect
+from django.core.urlresolvers import reverse
+from django.template import RequestContext
+from auth.decorators import login_required
 
+from seaserv import ccnet_rpc, seafserv_threaded_rpc, get_repo, \
+    get_group_repoids
+
+from seahub.views import validate_emailuser
+from seahub.utils import go_error, go_permission_error
+
+from pysearpc import SearpcError
+
+@login_required
+def group_list(request):
+    groups = ccnet_rpc.get_groups(request.user.username);
+    
+    return render_to_response("group/groups.html", {
+            "groups": groups,
+            }, context_instance=RequestContext(request))
+
+@login_required
+def group_add(request):
+    error_msg = None
+    if request.method == 'POST':
+        group_name = request.POST.get('group_name')
+        if group_name.find('@') >= 0:
+            return go_error(request, u'小组名称不能包含@')
+            
+        try:
+            ccnet_rpc.create_group(group_name.encode('utf-8'), request.user.username)
+        except SearpcError, e:
+            error_msg = e.msg
+            return go_error(request, error_msg)
+
+    return HttpResponseRedirect(reverse('group_list', args=[]))
+
+@login_required
+def group_remove(request):
+    group_id = request.GET.get('gid')
+
+    try:
+        group_id_int = int(group_id)
+    except ValueError:
+        group_id_int = -1
+
+    try:
+        ccnet_rpc.remove_group(group_id_int, request.user.username)
+        seafserv_threaded_rpc.remove_repo_group(group_id_int, None)
+    except SearpcError, e:
+        return go_error(request, e.msg)
+
+    return HttpResponseRedirect(reverse('group_list', args=[]))
+
+@login_required
+def group_info(request, group_id):
+    try:
+        group_id_int = int(group_id)
+    except ValueError:
+        return HttpResponseRedirect(reverse('group_list', args=[]))
+    
+    group = ccnet_rpc.get_group(group_id_int)
+    if not group:
+        return HttpResponseRedirect(reverse('group_list', args=[]))
+    
+    if group.props.creator_name == request.user.username:
+        is_creator = True
+    else:
+        is_creator = False
+        
+    members = ccnet_rpc.get_group_members(group_id_int)
+    
+    repos = []
+    repo_ids = get_group_repoids(group_id=group_id_int)
+    for repo_id in repo_ids:
+        if not repo_id:
+            continue
+        repo = get_repo(repo_id)
+        repo.share_from = seafserv_threaded_rpc.get_group_repo_share_from(repo_id)
+        if request.user.username == repo.share_from:
+            repo.share_from_me = True
+        else:
+            repo.share_from_me = False
+        repos.append(repo)
+
+    return render_to_response("group/group_info.html", {
+            "members": members,
+            "repos": repos,
+            "group_id": group_id,
+            "is_creator": is_creator,
+            }, context_instance=RequestContext(request));
+
+@login_required
+def group_add_member(request):
+    if request.method == 'POST':
+        group_id = request.POST.get('group_id')
+        member_name = request.POST.get('user_name')
+        if not validate_emailuser(member_name):
+            err_msg = u'用户不存在'
+            return go_error(request, err_msg)
+        else:
+            try:
+                group_id_int = int(group_id)
+            except ValueError:
+                return go_error(request, u'group id 不是有效参数')
+            try:
+                ccnet_rpc.group_add_member(group_id_int, request.user.username,
+                                           member_name)
+            except SearpcError, e:
+                return go_error(request, e.msg)
+
+    return HttpResponseRedirect(reverse('group_info', args=[group_id]))
+
+@login_required
+def group_remove_member(request):
+    if request.method == 'POST':
+        group_id = request.POST.get('group_id')
+        member_name = request.POST.get('user_name')
+        if not validate_emailuser(member_name):
+            err_msg = u'用户不存在'
+            return go_error(request, err_msg)
+        else:
+            try:
+                group_id_int = int(group_id)
+            except ValueError:
+                raise Http404
+            try:
+                ccnet_rpc.group_remove_member(group_id_int, request.user.username,
+                                              member_name)
+                seafserv_threaded_rpc.remove_repo_group(group_id_int, member_name)
+            except SearpcError, e:
+                return go_error(request, e.msg)
+
+    return HttpResponseRedirect(reverse('group_info', args=[group_id]))
+
+@login_required
+def group_quit(request):
+    group_id = request.GET.get('gid')
+    try:
+        group_id_int = int(group_id)
+    except ValueError:
+        raise Http404
+
+    try:
+        ccnet_rpc.quit_group(group_id_int, request.user.username)
+        seafserv_threaded_rpc.remove_repo_group(group_id_int, request.user.username)
+    except SearpcError, e:
+        return go_error(request, e.msg)
+        
+    return HttpResponseRedirect(reverse('group_list', args=[]))

settings.py

@@ -103,7 +103,7 @@ INSTALLED_APPS = (
     'seahub.base',
     'seahub.profile',
     'seahub.contacts',
-#    'seahub.group',
+    'seahub.group',
 #    'seahub.share',
 )
 

templates/error.html

@@ -0,0 +1,8 @@
+{% extends "myhome_base.html" %}
+
+{% block title %}错误{% endblock %}
+
+{% block main_panel %}
+
+<p>{{ error_msg }}</p>
+{% endblock %}

templates/groups.html

@@ -1,33 +0,0 @@
-{% extends "base.html" %}
-
-{% block title %}Groups{% endblock %}
-
-{% block left_panel %}
-
-{% endblock %}
-
-{% block right_panel %}
-
-<p>Use the following command to add a group:</p>
-<div><code>ccnet-tool group-follow &lt;group-id&gt; &lt;rendevous-id&gt;</code></div>
-
-<h3>Groups</h3>
-
-<table class="group-list default">
-    <tr>
-        <th>Name</th>
-        <th>ID</th>
-        <th>Rendezvous</th>
-        <th>Maintainer</th>
-    </tr>
-    {% for group in groups %}
-        <tr>
-        <td>{{ group.props.name }}</td>
-        <td>{{ group.props.id }}</td>
-        <td>{{ group.props.rendezvous }}</td>
-        <td>{{ group.props.maintainers }}</td>
-        </tr>
-    {% endfor %}
-</table>
-
-{% endblock %}

templates/myhome.html

@@ -70,7 +70,7 @@
 {% endif %}
 
 <form id="repo-share-form" action="{{ SITE_ROOT }}home/my/" method="post" name="repo-share-form" class="hide">
-    <label>邮箱：</label><br />
+    <label>邮箱或小组：</label><br />
     <textarea id="to_email" name="to_email"></textarea><br />
     <input id="share_repo_id" type="hidden" name="share_repo_id" value="" />
     <p class="error hide">输入不能为空。</p>
@@ -88,6 +88,10 @@ $(function() {
     contact_list.push('{{ contact.contact_email }}');
     {% endfor %}
 
+    {% for group in groups %}
+    contact_list.push('{{ group.props.group_name }} <{{ group.props.creator_name }}>');
+    {% endfor %}
+
     function split(val) {
         return val.split(/,\s*/);
     }

templates/myhome_base.html

@@ -10,7 +10,9 @@
     <li>
         <a href="{{ SITE_ROOT }}contacts/" {% block nav_contacts_class %}{% endblock %}>联系人</a>
     </li>
-    
+    <li>
+        <a href="{{ SITE_ROOT }}group/" {% block nav_group_class %}{% endblock %}>小组</a>
+    </li>
     {% if request.user.is_staff %}
     <li>
         <a href="{{ SITE_ROOT }}seafadmin/" {% block nav_seafadmin_class %}{% endblock %}>目录管理</a>

templates/permission_error.html

@@ -1,8 +1,8 @@
 {% extends "myhome_base.html" %}
 
-{% block title %}Permission Error{% endblock %}
+{% block title %}权限错误{% endblock %}
 
 {% block main_panel %}
 
-<p>Permission Error.</p>
+<p>{{ error_msg }}</p>
 {% endblock %}

templates/share_repos.html

@@ -18,7 +18,7 @@
         <td>{{ repo.props.shared_email }}</td>
         <td>{{ repo.props.desc }}</td>
         <td>
-          <button data="{{ SITE_ROOT }}shareadmin/removeshare/?repo_id={{ repo.props.id }}&to_email={{ repo.props.shared_email }}" class="cancel-share-btn">取消共享</button>
+          <button data="{{ SITE_ROOT }}shareadmin/removeshare/?repo_id={{ repo.props.id }}&to_email={{ repo.props.shared_email }}&gid={{ repo.gid }}" class="cancel-share-btn">取消共享</button>
         </td>
     </tr>
     {% endfor %}

thirdpart/seaserv/__init__.py

@@ -12,6 +12,7 @@ from service import get_users, get_user, get_events, count_event
 from service import get_repos, get_repo, get_commits, get_branches
 from service import get_binding_peerids
 from service import get_ccnetuser
+from service import get_group_repoids
 
 from service import CCNET_CONF_PATH
 

thirdpart/seaserv/service.py

@@ -385,9 +385,31 @@ def get_binding_peerids(email):
     except SearpcError:
         return []
 
+    if not peer_ids:
+        return []
+    
     peerid_list = []
     for peer_id in peer_ids.split("\n"):
         if peer_id == '':
             continue
         peerid_list.append(peer_id)
     return peerid_list
+
+def get_group_repoids(group_id=None):
+    """Get repo ids of a given group id or username"""
+    try:
+        repo_ids = seafserv_threaded_rpc.get_group_repoids(group_id)
+    except SearpcError:
+        return []
+
+    if not repo_ids:
+        return []
+    
+    repoid_list = []
+    for repo_id in repo_ids.split("\n"):
+        if repo_id == '':
+            continue
+        repoid_list.append(repo_id)
+    return repoid_list
+
+    

urls.py

@@ -2,8 +2,8 @@ from django.conf.urls.defaults import *
 from django.conf import settings
 from django.views.generic.simple import direct_to_template
 
-from seahub.views import root, peers, groups, myhome, \
-    repo, repo_history, group, modify_token, remove_repo, seafadmin, useradmin, \
+from seahub.views import root, peers, myhome, \
+    repo, repo_history, modify_token, remove_repo, seafadmin, useradmin, \
     role_add, role_remove, activate_user, user_add, user_remove, \
     ownerhome, remove_fetched_repo, \
     repo_list_dir, user_info, repo_set_access_property, repo_operation_file, \
@@ -54,6 +54,7 @@ urlpatterns = patterns('',
     (r'^useradmin/(?P<user_id>[^/]+)/user/remove/$', user_remove),
     (r'^useradmin/activate/(?P<user_id>[^/]+)/$', activate_user),
 #    (r'^avatar/', include('avatar.urls')),
+    (r'^group/', include('seahub.group.urls')),
     (r'^profile/', include('seahub.profile.urls')),
     (r'^back/local/$', back_local),
 

utils.py

@@ -0,0 +1,73 @@
+#!/usr/bin/env python
+# encoding: utf-8
+
+from django.shortcuts import render_to_response
+from django.template import RequestContext
+
+from django.utils.hashcompat import sha_constructor
+
+import time
+import settings
+
+def go_permission_error(request, msg=None):
+    """
+    return permisson error page
+
+    """
+    return render_to_response('permission_error.html', {
+            'error_msg': msg or u'权限错误',
+            }, context_instance=RequestContext(request))
+
+def go_error(request, msg=None):
+    """
+    return normal error page
+
+    """
+    return render_to_response('error.html', {
+            'error_msg': msg or u'内部错误',
+            }, context_instance=RequestContext(request))
+
+def list_to_string(l):
+    """
+    return string of a list
+
+    """
+    tmp_str = ''
+    for e in l[:-1]:
+        tmp_str = tmp_str + e + ', '
+    tmp_str = tmp_str + l[-1]
+    
+    return tmp_str
+
+def get_httpserver_root():
+    """
+    Get seafile http server address and port from settings.py,
+    and cut out last '/'
+
+    """
+    if settings.HTTP_SERVER_ROOT[-1] == '/':
+        http_server_root = settings.HTTP_SERVER_ROOT[:-1]
+    else:
+        http_server_root = settings.HTTP_SERVER_ROOT
+    return http_server_root
+
+def get_ccnetapplet_root():
+    """
+    Get ccnet applet address and port from settings.py,
+    and cut out last '/'
+
+    """
+    if settings.CCNET_APPLET_ROOT[-1] == '/':
+        ccnet_applet_root = settings.CCNET_APPLET_ROOT[:-1]
+    else:
+        ccnet_applet_root = settings.CCNET_APPLET_ROOT
+    return ccnet_applet_root
+
+def gen_token():
+    """
+    Generate short token used for owner to access repo file
+
+    """
+
+    token = sha_constructor(settings.SECRET_KEY + unicode(time.time())).hexdigest()[::8]
+    return token

views.py

@@ -1,4 +1,5 @@
 # encoding: utf-8
+
 from django.http import HttpResponse, HttpResponseRedirect, Http404
 from django.shortcuts import render_to_response, redirect
 from django.core.urlresolvers import reverse
@@ -6,13 +7,15 @@ from django.template import RequestContext
 from auth.decorators import login_required
 from django.db import IntegrityError
 from django.views.decorators.csrf import csrf_protect
-from auth.forms import AuthenticationForm, PasswordResetForm, SetPasswordForm, PasswordChangeForm
+from auth.forms import AuthenticationForm, PasswordResetForm, SetPasswordForm, \
+    PasswordChangeForm
 from auth.tokens import default_token_generator
 
 from pysearpc import SearpcError
 from seaserv import ccnet_rpc, get_groups, get_users, get_repos, \
     get_repo, get_commits, get_branches, \
-    seafserv_threaded_rpc, seafserv_rpc, get_binding_peerids, get_ccnetuser
+    seafserv_threaded_rpc, seafserv_rpc, get_binding_peerids, get_ccnetuser, \
+    get_group_repoids
 
 from seahub.share.models import GroupShare, UserShare
 from seahub.share.forms import GroupAddRepoForm
@@ -22,42 +25,61 @@ from urllib import quote
 
 from seahub.contacts.models import Contact
 
+from utils import go_permission_error, go_error, list_to_string, get_httpserver_root, \
+    get_ccnetapplet_root, gen_token
+
 import stat
-import time
 import settings
     
-def list_to_string(l):
-    tmp_str = ''
-    for e in l[:-1]:
-        tmp_str = tmp_str + e + ', '
-    tmp_str = tmp_str + l[-1]
 
-    return tmp_str
+def group_share_repo(request, repo_id, group_id, from_email):
+    """
+    share a repo to a group
     
-def get_httpserver_root():
-    # Get seafile http server address and port from settings.py,
-    # and cut out last '/'
-    if settings.HTTP_SERVER_ROOT[-1] == '/':
-        http_server_root = settings.HTTP_SERVER_ROOT[:-1]
-    else:
-        http_server_root = settings.HTTP_SERVER_ROOT
-    return http_server_root
+    """
+    # check whether group exists
+    group = ccnet_rpc.get_group(group_id)
+    if not group:
+        return go_error(request, u'共享失败:小组不存在')
     
-def get_ccnetapplet_root():
-    # Get ccnet applet address and port from settings.py,
-    # and cut out last '/'
-    if settings.CCNET_APPLET_ROOT[-1] == '/':
-        ccnet_applet_root = settings.CCNET_APPLET_ROOT[:-1]
-    else:
-        ccnet_applet_root = settings.CCNET_APPLET_ROOT
-    return ccnet_applet_root
+    # check whether user belong to the group
+    joined = False
+    groups = ccnet_rpc.get_groups(request.user.username)
+    for group in groups:
+        if group.props.id == group_id:
+            joined = True
+    if not joined:
+        return go_error(request, u'共享失败:未加入该小组')
     
+    if seafserv_threaded_rpc.group_share_repo(repo_id, group_id, from_email) != 0:
+        return go_error(request, u'共享失败:内部错误')
 
-def gen_token():
-    # Generate short token used for owner to access repo file
-    from django.utils.hashcompat import sha_constructor
-    token = sha_constructor(settings.SECRET_KEY + unicode(time.time())).hexdigest()[::8]
-    return token
+def group_unshare_repo(request, repo_id, group_id, from_email):
+    """
+    unshare a repo to a group
+    
+    """
+    # check whether group exists
+    group = ccnet_rpc.get_group(group_id)
+    if not group:
+        return go_error(request, u'共享失败:小组不存在')
+    
+    # check whether user belong to the group
+    joined = False
+    groups = ccnet_rpc.get_groups(from_email)
+    for group in groups:
+        if group.props.id == group_id:
+            joined = True
+    if not joined:
+        return go_error(request, u'共享失败:未加入该小组')
+
+    # check whether user is group staff or the one share the repo
+    if not ccnet_rpc.check_group_staff(group_id, from_email) and \
+            seafserv_threaded_rpc.get_group_repo_share_from(repo_id) != from_email:
+        return go_permission_error(request, u'取消共享失败:只有小组管理员或共享目录发布者有权取消共享')
+        
+    if seafserv_threaded_rpc.group_unshare_repo(repo_id, group_id, from_email) != 0:
+        return go_error(request, u'共享失败:内部错误')
     
 @login_required
 def root(request):
@@ -84,75 +106,27 @@ def peers(request):
             'users': users,
             }, context_instance=RequestContext(request))
 
-
-def groups(request):
-    groups = get_groups()
-    return render_to_response('groups.html', { 
-            'groups': groups,
-            }, context_instance=RequestContext(request))
-
-
-def group(request, group_id):
-    """Show a group.
-
-    Login is not required, but permission check based on token should
-    be added later.
-    """
-
-    group = get_group(group_id)
-    shared_repos = GroupShare.objects.filter(group_id=group_id)
-    return render_to_response('group.html', {
-            'group': group, 'shared_repos': shared_repos,
-            }, context_instance=RequestContext(request))
-
-
-def group_add_repo(request, group_id):
-    """Add a repo to a group"""
-
-    group = get_group(group_id)
-    if not group:
-        raise Http404
-
-    if request.method == 'POST':
-        form = GroupAddRepoForm(request.POST)
-        if form.is_valid():
-            group_repo = GroupShare()
-            group_repo.group_id = group_id
-            group_repo.repo_id = form.cleaned_data['repo_id']
-            try:
-                group_repo.save()
-            except IntegrityError:
-                # catch the case repo added to group before
-                pass
-            return HttpResponseRedirect(reverse('view_group', args=[group_id]))
-    else:
-        form = GroupAddRepoForm()
-    
-    return render_to_response("group_add_repo.html",  {
-            'form': form, 'group': group
-            }, context_instance=RequestContext(request))
-
 def validate_owner(request, repo_id):
     # check whether email in the request own the repo
     return seafserv_threaded_rpc.is_repo_owner(request.user.username, repo_id)
 
-#def check_fetched_repo(request, repo_id):
-#    # check whether user has fetched the repo
-#    peerid_list = get_binding_peerids(request.user.username)
-#    for peer_id in peerid_list:
-#        repos = seafserv_threaded_rpc.list_fetched_repos(peer_id)
-#        for repo in repos:
-#            if cmp(repo.props.id, repo_id):
-#                return True
-# 
-#    return False
-
 def check_shared_repo(request, repo_id):
-    # check whether user has been shared this repo
-    repos = seafserv_threaded_rpc.list_share_repos(request.user.username, 'to_email', -1, -1)
+    """
+    check whether user has been shared this repo or
+    the repo share to the groups user join
     
+    """
+    repos = seafserv_threaded_rpc.list_share_repos(request.user.username, 'to_email', -1, -1)
     for repo in repos:
-        if cmp(repo.props.id, repo_id) == 0:
+        if repo.props.id == repo_id:
+            return True
+
+    groups = ccnet_rpc.get_groups(request.user.username)
+    # for every group that user joined...    
+    for group in groups:
+        # ...get repo ids in that group, and check whether repo ids contains that repo id 
+        repo_ids = get_group_repoids(group.props.id)
+        if repo_ids.__contains__(repo_id):
             return True
 
     return False
@@ -210,11 +184,13 @@ def repo(request, repo_id):
             pass
 
     # used to determin whether show repo content in repo.html
-    # if a repo is shared to me, then I can view repo content on the web
+    # if a repo is shared to me, or repo shared to the group I joined,
+    # then I can view repo content on the web
     if check_shared_repo(request, repo_id):
         share_to_me = True
     else:
         share_to_me = False
+
     return render_to_response('repo.html', {
             "repo": repo,
             "latest_commit": latest_commit,
@@ -256,15 +232,6 @@ def repo_history(request, repo_id):
             }, context_instance=RequestContext(request))
 
 
-@login_required
-def repo_share(request, repo_id):
-    return render_to_response('repo_share.html', {
-            "repo": repo,
-            "commits": commits,
-            "branches": branches,
-            }, context_instance=RequestContext(request))
-
-
 @login_required
 def modify_token(request, repo_id):
     if not validate_owner(request, repo_id):
@@ -280,8 +247,7 @@ def modify_token(request, repo_id):
 @login_required
 def remove_repo(request, repo_id):
     if not validate_owner(request, repo_id) and not request.user.is_staff:
-        return render_to_response('permission_error.html', {
-            }, context_instance=RequestContext(request))
+        return go_permission_error(request, u'权限不足：无法查看该用户信息')
     
     seafserv_threaded_rpc.remove_repo(repo_id)
     return HttpResponseRedirect(request.META['HTTP_REFERER'])
@@ -306,17 +272,23 @@ def myhome(request):
     # Repos that are share to me
     in_repos = seafserv_threaded_rpc.list_share_repos(request.user.username, 'to_email', -1, -1)
 
+    # handle share repo request
     if request.method == 'POST':
         output_msg = repo_add_share(request)
 
+    # my contacts
     contacts = Contact.objects.filter(user_email=email)
     
+    # groups I join
+    groups = ccnet_rpc.get_groups(email)
+    
     return render_to_response('myhome.html', {
             "owned_repos": owned_repos,
             "quota_usage": quota_usage,
             "in_repos": in_repos,
             "output_msg": output_msg,
             "contacts": contacts,
+            "groups": groups,
             }, context_instance=RequestContext(request))
 
 @login_required
@@ -426,7 +398,13 @@ def repo_add_share(request):
     if request.method == 'POST':
         from_email = request.user.username
         repo_id = request.POST.get('share_repo_id', '')
-        to_email_list = request.POST.get('to_email', '').split(',')
+        
+        # Handle the diffent separator
+        to_email_str = request.POST.get('to_email', '').replace(';',',')
+        to_email_str = to_email_str.replace('\n',',')
+        to_email_str = to_email_str.replace('\r',',')
+
+        to_email_list = to_email_str.split(',')
         info_emails = []
         err_emails = []
         for to_email in to_email_list:
@@ -434,16 +412,36 @@ def repo_add_share(request):
             if not to_email:
                 continue
 
-            if validate_emailuser(to_email) and validate_owner(request, repo_id):
-                seafserv_threaded_rpc.add_share(repo_id, from_email, to_email, 'rw')
-                info_emails.append(to_email)
+            # if to_email is user name, the format is: 'example@mail.com';
+            # if to_email is group, the format is 'group_name <creator@mail.com>'
+            if (to_email.split(' ')[0].find('@') == -1):
+                group_name = to_email.split(' ')[0]
+                group_creator = to_email.split(' ')[1]
+                if validate_owner(request, repo_id):
+                    groups = ccnet_rpc.get_groups(request.user.username)
+                    find = False
+                    for group in groups:
+                        if group.props.group_name == group_name and \
+                                group_creator.find(group.props.creator_name) >= 0:
+                            group_share_repo(request, repo_id, int(group.props.id), from_email)
+                            find = True
+                            info_emails.append(group_name)
+
+                    if not find:
+                        err_emails.append(group_name)
+                else:
+                    err_emails.append(group_name)
             else:
-                err_emails.append(to_email)
+                if validate_emailuser(to_email) and validate_owner(request, repo_id):
+                    seafserv_threaded_rpc.add_share(repo_id, from_email, to_email, 'rw')
+                    info_emails.append(to_email)
+                else:
+                    err_emails.append(to_email)
 
         if info_emails:
             output_msg['info_msg'] = u'共享给%s成功，' % list_to_string(info_emails)
         if err_emails:
-            output_msg['err_msg'] = u'共享给%s失败：用户不存在' % list_to_string(err_emails)
+            output_msg['err_msg'] = u'共享给%s失败：用户或组不存在' % list_to_string(err_emails)
 
     return output_msg
 
@@ -451,8 +449,23 @@ def repo_add_share(request):
 def repo_list_share(request):
     username = request.user.username
 
+    # repos that are share to user
     out_repos = seafserv_threaded_rpc.list_share_repos(username, 'from_email', -1, -1)
 
+    # repos that are share to groups
+    group_repos = seafserv_threaded_rpc.get_group_my_share_repos(request.user.username)
+    for group_repo in group_repos:
+        repo_id = group_repo.props.repo_id
+        if not repo_id:
+            continue
+        repo = get_repo(repo_id)
+        group_id = group_repo.props.group_id
+        group = ccnet_rpc.get_group(int(group_id))
+        repo.props.shared_email = group.props.group_name
+        repo.gid = group_id
+        
+        out_repos.append(repo)
+
     return render_to_response('share_repos.html', {
             "out_repos": out_repos,
             }, context_instance=RequestContext(request))
@@ -481,15 +494,29 @@ def repo_download(request):
 
     return HttpResponseRedirect(redirect_url)
 
+    
 @login_required
 def repo_remove_share(request):
     repo_id = request.GET.get('repo_id', '')
     if not validate_owner(request, repo_id):
-        raise Http404
+        return go_permission_error(request, u'取消共享失败：不是目录拥有者')
     
-    to_email = request.GET.get('to_email', '')
     from_email = request.user.username
-    seafserv_threaded_rpc.remove_share(repo_id, from_email, to_email)
+
+    group_id = request.GET.get('gid')
+
+    # if request params don't have 'gid', then remove repos that share to
+    # to other person; else, remove repos that share to groups
+    if not group_id:
+        to_email = request.GET.get('to_email', '')
+        seafserv_threaded_rpc.remove_share(repo_id, from_email, to_email)
+    else:
+        try:
+            group_id_int = int(group_id)
+        except:
+            return HttpResponseRedirect(request.META['HTTP_REFERER'])
+        
+        group_unshare_repo(request, repo_id, group_id_int, from_email)
         
     return HttpResponseRedirect(request.META['HTTP_REFERER'])        
     
@@ -553,8 +580,11 @@ def useradmin(request):
 
 @login_required
 def user_info(request, email):
+    if request.user.username == email:
+        return HttpResponseRedirect(reverse(myhome))
+    
     if not request.user.is_staff:
-        raise Http404
+        return go_permission_error(request, u'权限不足：无法查看该用户信息')
 
     user_dict = {}
     owned_repos = []