class Forum(models.Model):
"""
Very basic outline for a Forum, or group of threads. The threads
and posts fielsd are updated by the save() methods of their
respective models and are used for display purposes.
All of the parent/child recursion code here is borrowed directly from
the Satchmo project: http://www.satchmoproject.com/
"""
groups = models.ManyToManyField(Group, blank=True)
title = models.CharField(_("Title"), max_length=100)
slug = models.SlugField(_("Slug"))
parent = models.ForeignKey('self',
blank=True,
null=True,
related_name='child')
description = models.TextField(_("Description"))
threads = models.IntegerField(_("Threads"), default=0)
posts = models.IntegerField(_("Posts"), default=0)
master = models.CharField(_("Master"), max_length=100, default='admin')
order = models.IntegerField(_("Order"), default=0)
objects = ForumManager()
def _get_forum_latest_post(self):
"""This gets the latest post for the forum"""
if not hasattr(self, '__forum_latest_post'):
try:
self.__forum_latest_post = Post.objects.filter(
thread__forum__pk=self.id).latest("time")
except Post.DoesNotExist:
self.__forum_latest_post = None
return self.__forum_latest_post
forum_latest_post = property(_get_forum_latest_post)
def _recurse_for_parents_slug(self, forum_obj):
#This is used for the urls
p_list = []
if forum_obj.parent_id:
p = forum_obj.parent
p_list.append(p.slug)
more = self._recurse_for_parents_slug(p)
p_list.extend(more)
if forum_obj == self and p_list:
p_list.reverse()
return p_list
def get_absolute_url(self):
from django.core.urlresolvers import reverse
p_list = self._recurse_for_parents_slug(self)
p_list.append(self.slug)
return '%s%s/' % (reverse('forum_index'), '/'.join(p_list))
def _recurse_for_parents_name(self, forum_obj):
#This is used for the visual display & save validation
p_list = []
if forum_obj.parent_id:
p = forum_obj.parent
p_list.append(p.title)
more = self._recurse_for_parents_name(p)
p_list.extend(more)
if forum_obj == self and p_list:
p_list.reverse()
return p_list
def get_separator(self):
return ' » '
def _parents_repr(self):
p_list = self._recurse_for_parents_name(self)
return self.get_separator().join(p_list)
_parents_repr.short_description = _("Forum parents")
def _recurse_for_parents_name_url(self, forum__obj):
#Get all the absolute urls and names (for use in site navigation)
p_list = []
url_list = []
if forum__obj.parent_id:
p = forum__obj.parent
p_list.append(p.title)
url_list.append(p.get_absolute_url())
more, url = self._recurse_for_parents_name_url(p)
p_list.extend(more)
url_list.extend(url)
if forum__obj == self and p_list:
p_list.reverse()
url_list.reverse()
return p_list, url_list
def get_url_name(self):
#Get a list of the url to display and the actual urls
p_list, url_list = self._recurse_for_parents_name_url(self)
p_list.append(self.title)
url_list.append(self.get_absolute_url())
return zip(p_list, url_list)
def __unicode__(self):
return u'%s' % self.title
class Meta:
ordering = ['parent__id', 'order']
verbose_name = _('Forum')
verbose_name_plural = _('Forums')
def save(self, force_insert=False, force_update=False):
p_list = self._recurse_for_parents_name(self)
if (self.title) in p_list:
raise validators.ValidationError(
_("You must not save a forum in itself!"))
super(Forum, self).save(force_insert, force_update)
def _flatten(self, L):
"""
Taken from a python newsgroup post
"""
if type(L) != type([]): return [L]
if L == []: return L
return self._flatten(L[0]) + self._flatten(L[1:])
def _recurse_for_children(self, node):
children = []
children.append(node)
for child in node.child.all():
children_list = self._recurse_for_children(child)
children.append(children_list)
return children
def get_all_children(self):
"""
Gets a list of all of the children forums.
"""
children_list = self._recurse_for_children(self)
flat_list = self._flatten(children_list[1:])
return flat_list
def get_children(self):
"""
Gets a list of the children forums.
"""
children_list = self.child.all()
return children_list
def has_children(self):
if self.get_children():
return True
else:
return False
def get_posts_on_today(self):
"""
Gets the posts of today.
"""
posts = 0
if 1:
today = datetime.datetime.now().date()
posts = Post.objects.filter(thread__forum__pk=self.id,
time__year=today.year,
time__month=today.month,
time__day=today.day).count()
return posts
def get_threads_on_today(self):
"""
Gets the threads on today.
"""
threads = 0
if 1:
today = datetime.datetime.now().date()
posts = thread.objects.filter(forum__pk=self.id,
time__year=today.year,
time__month=today.month,
time__day=today.day).count()
return posts
def get_latest_post(self):
"""
Gets the latest post of today.
"""
try:
the_latest_post = Post.objects.filter(
thread__forum__pk=self.id).latest("time")
except Post.DoesNotExist:
the_latest_post = None
return the_latest_post
def get_master_list(self):
masters = self.master.split(",") #['admin','huyoo']
return masters
def get_groups(self):
groups = []
try:
groups = self.groups.all().select_related()
except:
groups = []
return groups
class Forum(models.Model):
"""Very basic outline for a Forum, or group of threads.
The threads and posts fields are updated by the save() methods of their
respective models and are used for display purposes.
All of the parent/child recursion code here is borrowed directly from
the Satchmo project: http://www.satchmoproject.com/
@cvar groups: User groups this forum belongs to
@type groups: list of Group / models.ManyToManyField
@cvar title: forum's title
@type title: string / models.CharField
@cvar slug: forum's slug
@type slug: string / models.CharField
@cvar parent: parent forum
@type parent: Forum / models.ForeignKey
@cvar description: forum's description
@type description: string / models.CharField
@cvar threads: number of threads in forum
@type threads: integer / models.IntegerField
@cvar posts: number of posts in forum
@type posts: integer / models.IntegerField
@cvar ordering: ordering of forum
@type ordering: integer / models.IntegerField
@cvar objects: available objects managed by ForumManager
@type objects: ForumManager
"""
groups = models.ManyToManyField(Group, blank=True)
title = models.CharField(_("Title"), max_length=100)
slug = models.SlugField(_("Slug"))
parent = models.ForeignKey('self',
blank=True,
null=True,
related_name='child')
description = models.TextField(_("Description"))
threads = models.IntegerField(_("Threads"), default=0, editable=False)
posts = models.IntegerField(_("Posts"), default=0, editable=False)
ordering = models.IntegerField(_("Ordering"), blank=True, null=True)
objects = ForumManager()
def _get_forum_latest_post(self):
"""This gets the latest post for the forum.
@return: latest forum post
@rtype: Post or None
"""
if not hasattr(self, '__forum_latest_post'):
try:
self.__forum_latest_post = Post.objects.filter(
thread__forum__pk=self.id).latest("time")
except Post.DoesNotExist:
self.__forum_latest_post = None
return self.__forum_latest_post
forum_latest_post = property(_get_forum_latest_post)
def _recurse_for_parents_slug(self, forum_obj):
"""This is used for the URLs.
@param forum_obj: forum to recurse through
@type forum_obj: Forum
@return: forum slugs
@rtype: list of strings
"""
p_list = []
if forum_obj.parent_id:
p = forum_obj.parent
p_list.append(p.slug)
more = self._recurse_for_parents_slug(p)
p_list.extend(more)
if forum_obj == self and p_list:
p_list.reverse()
return p_list
def get_absolute_url(self):
from django.core.urlresolvers import reverse
p_list = self._recurse_for_parents_slug(self)
p_list.append(self.slug)
return '%s%s/' % (reverse('forum_index'), '/'.join(p_list))
def _recurse_for_parents_name(self, forum_obj):
"""This is used for the visual display & save validation.
@param forum_obj: forum to recurse through
@type forum_obj: Forum
@return: forum slugs
@rtype: list of strings
"""
p_list = []
if forum_obj.parent_id:
p = forum_obj.parent
p_list.append(p.title)
more = self._recurse_for_parents_name(p)
p_list.extend(more)
if forum_obj == self and p_list:
p_list.reverse()
return p_list
def get_separator(self):
"""Get forum seperator.
@return: an HTML seperator
@rtype: string
"""
return ' » '
def _parents_repr(self):
"""Get parents short description.
@return: parents' names, joined by sepertor
@rtype: string
"""
p_list = self._recurse_for_parents_name(self)
return self.get_separator().join(p_list)
_parents_repr.short_description = _("Forum parents")
def _recurse_for_parents_name_url(self, forum_obj):
"""Get all the absolute urls and names (for use in site navigation)
@param forum_obj: forum to recurse through
@type forum_obj: Forum
@return: forum slugs
@rtype: list of strings
"""
p_list = []
url_list = []
if forum_obj.parent_id:
p = forum_obj.parent
p_list.append(p.title)
url_list.append(p.get_absolute_url())
more, url = self._recurse_for_parents_name_url(p)
p_list.extend(more)
url_list.extend(url)
if forum_obj == self and p_list:
p_list.reverse()
url_list.reverse()
return p_list, url_list
def get_url_name(self):
"""Get a list of the url to display and the actual urls.
@return: a list of URLs
@rtype: list of strings
"""
p_list, url_list = self._recurse_for_parents_name_url(self)
p_list.append(self.title)
url_list.append(self.get_absolute_url())
return zip(p_list, url_list)
def __unicode__(self):
return u'%s' % self.title
class Meta:
ordering = [
'ordering',
'title',
]
verbose_name = _('Forum')
verbose_name_plural = _('Forums')
def save(self, force_insert=False, force_update=False):
p_list = self._recurse_for_parents_name(self)
if (self.title) in p_list:
raise validators.ValidationError(
_("You must not save a forum in itself!"))
super(Forum, self).save(force_insert, force_update)
def _flatten(self, L):
"""Taken from a python newsgroup post to flatten a list.
@param L: list to flatten
@type L: list
@return: flattened list
@rtype: list
"""
if type(L) != type([]): return [L]
if L == []: return L
return self._flatten(L[0]) + self._flatten(L[1:])
def _recurse_for_children(self, node):
"""Get all children for given node.
@param node: node to find children of
@type node: generic
@return: list of children nodes
@rtype: generic
"""
children = []
children.append(node)
for child in node.child.all():
children_list = self._recurse_for_children(child)
children.append(children_list)
return children
def get_all_children(self):
"""Gets a list of all of the child forums.
@return: list of all child forums.
@rtype: list of Forum
"""
children_list = self._recurse_for_children(self)
flat_list = self._flatten(children_list[1:])
return flat_list
class Forum(models.Model):
"""
Very basic outline for a Forum, or group of threads. The threads
and posts fielsd are updated by the save() methods of their
respective models and are used for display purposes.
All of the parent/child recursion code here is borrowed directly from
the Satchmo project: http://www.satchmoproject.com/
"""
groups = models.ManyToManyField(Group, verbose_name=_("Group"), blank=True)
title = models.CharField(_("Title"), max_length=100)
slug = models.SlugField(_("Slug"), unique=True)
parent = models.ForeignKey('self',
verbose_name=_("Parent"),
blank=True,
null=True,
related_name='child')
description = models.TextField(_("Description"))
threads = models.IntegerField(_("Threads"), default=0, editable=False)
posts = models.IntegerField(_("Posts"), default=0, editable=False)
ordering = models.IntegerField(_("Ordering"), blank=True, null=True)
for_partner = models.BooleanField(verbose_name=u'только для партнеров',
default=False)
objects = ForumManager()
def get_children_forum(self):
return Forum.objects.filter(parent=self)
def get_children_thread(self):
return Thread.objects.filter(forum=self)
def _get_forum_latest_post(self):
"""This gets the latest post for the forum"""
if not hasattr(self, '__forum_latest_post'):
try:
al_ch = self.get_all_children()
al_ch.append(self)
self.__forum_latest_post = Post.objects.filter(
thread__forum__in=al_ch).latest("time")
except Post.DoesNotExist:
self.__forum_latest_post = None
return self.__forum_latest_post
forum_latest_post = property(_get_forum_latest_post)
def _recurse_for_parents_slug(self, forum_obj):
#This is used for the urls
p_list = []
if forum_obj.parent_id:
p = forum_obj.parent
p_list.append(p.slug)
more = self._recurse_for_parents_slug(p)
p_list.extend(more)
if forum_obj == self and p_list:
p_list.reverse()
return p_list
def get_absolute_url(self):
from django.core.urlresolvers import reverse
p_list = self._recurse_for_parents_slug(self)
p_list.append(self.slug)
if self.for_partner:
return '%s%s/' % (reverse('forum_index_partner'), '/'.join(p_list))
else:
return '%s%s/' % (reverse('forum_index'), '/'.join(p_list))
def _recurse_for_parents_name(self, forum_obj):
#This is used for the visual display & save validation
p_list = []
if forum_obj.parent_id:
p = forum_obj.parent
p_list.append(p.title)
more = self._recurse_for_parents_name(p)
p_list.extend(more)
if forum_obj == self and p_list:
p_list.reverse()
return p_list
def get_separator(self):
return ' » '
def _parents_repr(self):
p_list = self._recurse_for_parents_name(self)
return self.get_separator().join(p_list)
_parents_repr.short_description = _("Forum parents")
def _recurse_for_parents_name_url(self, forum__obj):
#Get all the absolute urls and names (for use in site navigation)
p_list = []
url_list = []
if forum__obj.parent_id:
p = forum__obj.parent
p_list.append(p.title)
url_list.append(p.get_absolute_url())
more, url = self._recurse_for_parents_name_url(p)
p_list.extend(more)
url_list.extend(url)
if forum__obj == self and p_list:
p_list.reverse()
url_list.reverse()
return p_list, url_list
def get_url_name(self):
#Get a list of the url to display and the actual urls
p_list, url_list = self._recurse_for_parents_name_url(self)
p_list.append(self.title)
url_list.append(self.get_absolute_url())
return zip(p_list, url_list)
def __unicode__(self):
return u'%s' % self.title
class Meta:
ordering = [
'ordering',
'title',
]
verbose_name = _('Forum')
verbose_name_plural = _('Forums')
def save(self, force_insert=False, force_update=False):
p_list = self._recurse_for_parents_name(self)
if (self.title) in p_list:
raise validators.ValidationError(
_("You must not save a forum in itself!"))
super(Forum, self).save(force_insert, force_update)
def _flatten(self, L):
"""
Taken from a python newsgroup post
"""
if type(L) != type([]): return [L]
if L == []: return L
return self._flatten(L[0]) + self._flatten(L[1:])
def _recurse_for_children(self, node):
children = []
children.append(node)
for child in node.child.all():
children_list = self._recurse_for_children(child)
children.append(children_list)
return children
def get_all_children(self):
"""
Gets a list of all of the children forums.
"""
children_list = self._recurse_for_children(self)
flat_list = self._flatten(children_list[1:])
return flat_list
def get_statistic(self):
u'''
Возвращает список [Кол-во тем, Кол-во сообщений, Кол-во просмотров].
Учитывает данные всех уровней вложенности.
'''
data = {'threads': 0, 'posts': 0, 'views': 0, 'latest_post': None}
treads_ids = []
children_list = self._recurse_for_children(self)
flat_list = self._flatten(children_list)
for child in flat_list:
data['threads'] += child.thread_set.count()
data['posts'] += Post.objects.filter(
thread__forum__pk=child.id).count()
try:
tmp = child.thread_set.all().aggregate(
s=Sum('views'))['s'] or 0
except:
tmp = 0
data['views'] += tmp
treads_ids += child.thread_set.all().values_list('pk', flat=True)
data['latest_post'] = Post.objects.filter(
thread__pk__in=treads_ids).latest("time")
return data
class Forum(models.Model):
"""
论坛版块
"""
groups = models.ManyToManyField(Group, verbose_name="隶属组", blank=True)
title = models.CharField("标题", max_length=100)
slug = models.SlugField("地址", unique=True) # 访问地址
parent = models.ForeignKey('self',
verbose_name="上级论坛",
blank=True,
null=True,
related_name='child') # 上级话题
description = models.TextField("介绍")
threads = models.IntegerField("帖子数目", default=0, editable=False) # 帖子数目
posts = models.IntegerField("回复数量", default=0, editable=False) # 回复数目
ordering = models.IntegerField("排序", blank=True, null=True) # 当前版块的序号
objects = ForumManager()
def __unicode__(self):
return u'%s' % self.title
class Meta:
ordering = [
'ordering',
'title',
] # 默认取数据与存储的排序
# verbose_name = '论坛'
def _get_forum_latest_post(self):
"""获取本论坛版块最后发表的帖子
"""
if not hasattr(self, '__forum_latest_post'):
try:
self.__forum_latest_post = Post.objects.filter(
thread__forum__pk=self.id).latest("time")
# filter里面的下划线表示继续深入表（外键）
except Post.DoesNotExist:
self.__forum_latest_post = None
return self.__forum_latest_post
forum_latest_post = property(_get_forum_latest_post)
def _recurse_for_parents_slug(self, forum_obj):
"""
递归获得上级论坛的显示url（不完整）
"""
p_list = []
if forum_obj.parent_id:
p = forum_obj.parent
p_list.append(p.slug)
more = self._recurse_for_parents_slug(p)
p_list.extend(more)
if forum_obj == self and p_list:
p_list.reverse()
return p_list
def get_absolute_url(self):
"""获得完整的url路径
"""
from django.core.urlresolvers import reverse
p_list = self._recurse_for_parents_slug(self)
p_list.append(self.slug)
return '%s%s/' % (reverse('forum_index'), '/'.join(p_list))
def _recurse_for_parents_name(self, forum_obj):
"""递归获取上级论坛的名字，
用途：1、后台显示上级论坛
2、验证是否当前论坛的上级论坛是自身
"""
p_list = []
if forum_obj.parent_id:
p = forum_obj.parent
p_list.append(p.title)
more = self._recurse_for_parents_name(p)
p_list.extend(more)
if forum_obj == self and p_list:
p_list.reverse()
return p_list
def get_separator(self):
"""返回一个分隔符
"""
return ' » '
def _parents_repr(self):
"""返回所有上级论坛的字符串表示
"""
p_list = self._recurse_for_parents_name(self)
return self.get_separator().join(p_list)
_parents_repr.short_description = "上级论坛"
def _recurse_for_parents_name_url(self, forum__obj):
"""获取所有上级论坛的绝对路径和名字
"""
p_list = []
url_list = []
if forum__obj.parent_id:
p = forum__obj.parent
p_list.append(p.title)
url_list.append(p.get_absolute_url())
more, url = self._recurse_for_parents_name_url(p)
p_list.extend(more)
url_list.extend(url)
if forum__obj == self and p_list:
p_list.reverse()
url_list.reverse()
return p_list, url_list
def get_url_name(self):
"""递归获取上级论坛及自身的名字，url地址
用途：显示论坛导航地址及链接
返回：一个相对应的两个元组组成的一个列表
"""
p_list, url_list = self._recurse_for_parents_name_url(self)
# 添加自身
p_list.append(self.title)
url_list.append(self.get_absolute_url())
return zip(p_list, url_list)
class Forum(models.Model):
"""
Very basic outline for a Forum, or group of threads. The threads
and posts fielsd are updated by the save() methods of their
respective models and are used for display purposes.
All of the parent/child recursion code here is borrowed directly from
the Satchmo project: http://www.satchmoproject.com/
"""
title = models.CharField(_("Title"), max_length=100)
slug = models.SlugField(_("Slug"))
parent = models.ForeignKey('self',
blank=True,
null=True,
related_name='child')
description = models.TextField(_("Description"), blank=True, default='')
threads = models.IntegerField(_("Threads"), default=0, editable=False)
posts = models.IntegerField(_("Posts"), default=0, editable=False)
ordering = models.IntegerField(_("Ordering"), blank=True, null=True)
groups = models.ManyToManyField(Group, blank=True)
allowed_users = models.ManyToManyField(
'auth.User',
blank=True,
related_name="allowed_forums",
help_text="Ignore if non-restricted")
objects = ForumManager()
def _get_forum_latest_post(self):
"""This gets the latest post for the forum"""
if not hasattr(self, '__forum_latest_post'):
try:
self.__forum_latest_post = Post.objects.filter(
thread__forum__pk=self.id).latest("time")
except Post.DoesNotExist:
self.__forum_latest_post = None
return self.__forum_latest_post
forum_latest_post = property(_get_forum_latest_post)
def _get_forum_today_posts(self):
"""This gets the post count of today for the forum"""
if not hasattr(self, '__forum_today_posts'):
try:
self.__forum_today_posts = Post.objects.filter(
thread__forum__pk=self.id).count()
except Post.DoesNotExist:
self.__forum_today_posts = 0
return self.__forum_today_posts
forum_today_posts = property(_get_forum_today_posts)
def _recurse_for_parents_slug(self, forum_obj):
#This is used for the urls
p_list = []
if forum_obj.parent_id:
p = forum_obj.parent
p_list.append(p.slug)
more = self._recurse_for_parents_slug(p)
p_list.extend(more)
if forum_obj == self and p_list:
p_list.reverse()
return p_list
def get_absolute_url(self):
p_list = self._recurse_for_parents_slug(self)
p_list.append(self.slug)
return '%s%s/' % (reverse('forum_index'), '/'.join(p_list))
def _recurse_for_parents_name(self, forum_obj):
#This is used for the visual display & save validation
p_list = []
if forum_obj.parent_id:
p = forum_obj.parent
p_list.append(p.title)
more = self._recurse_for_parents_name(p)
p_list.extend(more)
if forum_obj == self and p_list:
p_list.reverse()
return p_list
def get_separator(self):
return ' » '
def _parents_repr(self):
p_list = self._recurse_for_parents_name(self)
return self.get_separator().join(p_list)
_parents_repr.short_description = _("Forum parents")
def _recurse_for_parents_name_url(self, forum__obj):
#Get all the absolute urls and names (for use in site navigation)
p_list = []
url_list = []
if forum__obj.parent_id:
p = forum__obj.parent
p_list.append(p.title)
url_list.append(p.get_absolute_url())
more, url = self._recurse_for_parents_name_url(p)
p_list.extend(more)
url_list.extend(url)
if forum__obj == self and p_list:
p_list.reverse()
url_list.reverse()
return p_list, url_list
def get_url_name(self):
#Get a list of the url to display and the actual urls
p_list, url_list = self._recurse_for_parents_name_url(self)
p_list.append(self.title)
url_list.append(self.get_absolute_url())
return zip(p_list, url_list)
def __unicode__(self):
return u'%s' % self.title
class Meta:
ordering = [
'ordering',
'title',
]
verbose_name = _('Forum')
verbose_name_plural = _('Forums')
def save(self, force_insert=False, force_update=False):
p_list = self._recurse_for_parents_name(self)
if (self.title) in p_list:
raise validators.ValidationError(
_("You must not save a forum in itself!"))
if not self.slug:
self.slug = slugify(self.title)
super(Forum, self).save(force_insert, force_update)
def _flatten(self, L):
"""
Taken from a python newsgroup post
"""
if type(L) != type([]): return [L]
if L == []: return L
return self._flatten(L[0]) + self._flatten(L[1:])
def _recurse_for_children(self, node):
children = []
children.append(node)
for child in node.child.all():
children_list = self._recurse_for_children(child)
children.append(children_list)
return children
def get_all_children(self):
"""
Gets a list of all of the children forums.
"""
children_list = self._recurse_for_children(self)
flat_list = self._flatten(children_list[1:])
return flat_list