import math
import re
import logging
+import random
from django import template
-from django.utils.encoding import smart_unicode
+from django.utils.encoding import smart_unicode, force_unicode, smart_str
from django.utils.safestring import mark_safe
+from django.utils import dateformat
from forum.models import Question, Answer, QuestionRevision, AnswerRevision, NodeRevision
from django.utils.translation import ugettext as _
from django.utils.translation import ungettext
from django.utils import simplejson
-from django.conf import settings
+from forum import settings
from django.template.defaulttags import url as default_url
from forum import skins
+from forum.utils import html
+from extra_filters import decorated_int
+from django.core.urlresolvers import reverse
register = template.Library()
GRAVATAR_TEMPLATE = ('<img class="gravatar" width="%(size)s" height="%(size)s" '
- 'src="http://www.gravatar.com/avatar/%(gravatar_hash)s'
- '?s=%(size)s&d=identicon&r=PG" '
- 'alt="%(username)s\'s gravatar image" />')
+'src="https://secure.gravatar.com/avatar/%(gravatar_hash)s'
+'?s=%(size)s&d=%(default)s&r=%(rating)s" '
+'alt="%(username)s\'s gravatar image" />')
@register.simple_tag
def gravatar(user, size):
- """
- Creates an ``<img>`` for a user's Gravatar with a given size.
-
- This tag can accept a User object, or a dict containing the
- appropriate values.
- """
try:
gravatar = user['gravatar']
username = user['username']
gravatar = user.gravatar
username = user.username
return mark_safe(GRAVATAR_TEMPLATE % {
- 'size': size,
- 'gravatar_hash': gravatar,
- 'username': template.defaultfilters.urlencode(username),
+ 'size': size,
+ 'gravatar_hash': gravatar,
+ 'default': settings.GRAVATAR_DEFAULT_IMAGE,
+ 'rating': settings.GRAVATAR_ALLOWED_RATING,
+ 'username': template.defaultfilters.urlencode(username),
})
-MAX_FONTSIZE = 18
-MIN_FONTSIZE = 12
-@register.simple_tag
-def tag_font_size(max_size, min_size, current_size):
- """
- do a logarithmic mapping calcuation for a proper size for tagging cloud
- Algorithm from http://blogs.dekoh.com/dev/2007/10/29/choosing-a-good-font-size-variation-algorithm-for-your-tag-cloud/
- """
- #avoid invalid calculation
- if current_size == 0:
- current_size = 1
- try:
- weight = (math.log10(current_size) - math.log10(min_size)) / (math.log10(max_size) - math.log10(min_size))
- except:
- weight = 0
- return MIN_FONTSIZE + round((MAX_FONTSIZE - MIN_FONTSIZE) * weight)
-
-
-LEADING_PAGE_RANGE_DISPLAYED = TRAILING_PAGE_RANGE_DISPLAYED = 5
-LEADING_PAGE_RANGE = TRAILING_PAGE_RANGE = 4
-NUM_PAGES_OUTSIDE_RANGE = 1
-ADJACENT_PAGES = 2
-@register.inclusion_tag("paginator.html")
-def cnprog_paginator(context):
- """
- custom paginator tag
- Inspired from http://blog.localkinegrinds.com/2007/09/06/digg-style-pagination-in-django/
- """
- if (context["is_paginated"]):
- " Initialize variables "
- in_leading_range = in_trailing_range = False
- pages_outside_leading_range = pages_outside_trailing_range = range(0)
-
- if (context["pages"] <= LEADING_PAGE_RANGE_DISPLAYED):
- in_leading_range = in_trailing_range = True
- page_numbers = [n for n in range(1, context["pages"] + 1) if n > 0 and n <= context["pages"]]
- elif (context["page"] <= LEADING_PAGE_RANGE):
- in_leading_range = True
- page_numbers = [n for n in range(1, LEADING_PAGE_RANGE_DISPLAYED + 1) if n > 0 and n <= context["pages"]]
- pages_outside_leading_range = [n + context["pages"] for n in range(0, -NUM_PAGES_OUTSIDE_RANGE, -1)]
- elif (context["page"] > context["pages"] - TRAILING_PAGE_RANGE):
- in_trailing_range = True
- page_numbers = [n for n in range(context["pages"] - TRAILING_PAGE_RANGE_DISPLAYED + 1, context["pages"] + 1) if n > 0 and n <= context["pages"]]
- pages_outside_trailing_range = [n + 1 for n in range(0, NUM_PAGES_OUTSIDE_RANGE)]
- else:
- page_numbers = [n for n in range(context["page"] - ADJACENT_PAGES, context["page"] + ADJACENT_PAGES + 1) if n > 0 and n <= context["pages"]]
- pages_outside_leading_range = [n + context["pages"] for n in range(0, -NUM_PAGES_OUTSIDE_RANGE, -1)]
- pages_outside_trailing_range = [n + 1 for n in range(0, NUM_PAGES_OUTSIDE_RANGE)]
-
- extend_url = context.get('extend_url', '')
- return {
- "base_url": context["base_url"],
- "is_paginated": context["is_paginated"],
- "previous": context["previous"],
- "has_previous": context["has_previous"],
- "next": context["next"],
- "has_next": context["has_next"],
- "page": context["page"],
- "pages": context["pages"],
- "page_numbers": page_numbers,
- "in_leading_range" : in_leading_range,
- "in_trailing_range" : in_trailing_range,
- "pages_outside_leading_range": pages_outside_leading_range,
- "pages_outside_trailing_range": pages_outside_trailing_range,
- "extend_url" : extend_url
- }
-@register.inclusion_tag("pagesize.html")
-def cnprog_pagesize(context):
- """
- display the pagesize selection boxes for paginator
- """
- if (context["is_paginated"]):
- return {
- "base_url": context["base_url"],
- "pagesize" : context["pagesize"],
- "is_paginated": context["is_paginated"]
- }
-
-
@register.simple_tag
def get_score_badge(user):
- BADGE_TEMPLATE = '<span class="score" title="%(reputation)s %(reputationword)s">%(reputation)s</span>'
+ if user.is_suspended():
+ return _("(suspended)")
+
+ repstr = decorated_int(user.reputation, "")
+
+ BADGE_TEMPLATE = '<span class="score" title="%(reputation)s %(reputationword)s">%(repstr)s</span>'
if user.gold > 0 :
BADGE_TEMPLATE = '%s%s' % (BADGE_TEMPLATE, '<span title="%(gold)s %(badgesword)s">'
'<span class="badge1">●</span>'
'</span>')
BADGE_TEMPLATE = smart_unicode(BADGE_TEMPLATE, encoding='utf-8', strings_only=False, errors='strict')
return mark_safe(BADGE_TEMPLATE % {
- 'reputation' : user.reputation,
- 'gold' : user.gold,
- 'silver' : user.silver,
- 'bronze' : user.bronze,
- 'badgesword' : _('badges'),
- 'reputationword' : _('reputation points'),
+ 'reputation' : user.reputation,
+ 'repstr': repstr,
+ 'gold' : user.gold,
+ 'silver' : user.silver,
+ 'bronze' : user.bronze,
+ 'badgesword' : _('badges'),
+ 'reputationword' : _('reputation points'),
})
-
+
+# Usage: {% get_accept_rate node.author %}
@register.simple_tag
-def get_score_badge_by_details(rep, gold, silver, bronze):
- BADGE_TEMPLATE = '<span class="reputation-score" title="%(reputation)s %(repword)s">%(reputation)s</span>'
- if gold > 0 :
- BADGE_TEMPLATE = '%s%s' % (BADGE_TEMPLATE, '<span title="%(gold)s %(badgeword)s">'
- '<span class="badge1">●</span>'
- '<span class="badgecount">%(gold)s</span>'
- '</span>')
- if silver > 0:
- BADGE_TEMPLATE = '%s%s' % (BADGE_TEMPLATE, '<span title="%(silver)s %(badgeword)s">'
- '<span class="badge2">●</span>'
- '<span class="badgecount">%(silver)s</span>'
- '</span>')
- if bronze > 0:
- BADGE_TEMPLATE = '%s%s' % (BADGE_TEMPLATE, '<span title="%(bronze)s %(badgeword)s">'
- '<span class="badge3">●</span>'
- '<span class="badgecount">%(bronze)s</span>'
- '</span>')
- BADGE_TEMPLATE = smart_unicode(BADGE_TEMPLATE, encoding='utf-8', strings_only=False, errors='strict')
- return mark_safe(BADGE_TEMPLATE % {
- 'reputation' : rep,
- 'gold' : gold,
- 'silver' : silver,
- 'bronze' : bronze,
- 'repword' : _('reputation points'),
- 'badgeword' : _('badges'),
- })
-
+def get_accept_rate(user):
+ # If the Show Accept Rate feature is not activated this tag should return a blank string
+ if not settings.SHOW_USER_ACCEPT_RATE:
+ return ""
+
+ # Freeze accept rate for users
+ freeze_accept_rate_for_users_users = settings.FREEZE_ACCEPT_RATE_FOR.value
+ if user.username in list(freeze_accept_rate_for_users_users):
+ freeze = True
+ else:
+ freeze = False
+
+ # We get the number of all user's answers.
+ total_answers_count = Answer.objects.filter(author=user).count()
+
+ # We get the number of the user's accepted answers.
+ accepted_answers_count = Answer.objects.filter(author=user, state_string__contains="(accepted)").count()
+
+ # In order to represent the accept rate in percentages we divide the number of the accepted answers to the
+ # total answers count and make a hundred multiplication.
+ try:
+ accept_rate = (float(accepted_answers_count) / float(total_answers_count) * 100)
+ except ZeroDivisionError:
+ accept_rate = 0
+
+ # If the user has more than one accepted answers the rate title will be in plural.
+ if accepted_answers_count > 1:
+ accept_rate_number_title = _('%(user)s has %(count)d accepted answers') % {
+ 'user' : smart_unicode(user.username),
+ 'count' : int(accepted_answers_count)
+ }
+ # If the user has one accepted answer we'll be using singular.
+ elif accepted_answers_count == 1:
+ accept_rate_number_title = _('%s has one accepted answer') % smart_unicode(user.username)
+ # This are the only options. Otherwise there are no accepted answers at all.
+ else:
+ if freeze:
+ accept_rate_number_title = ""
+ else:
+ accept_rate_number_title = _('%s has no accepted answers') % smart_unicode(user.username)
+
+ html_output = """
+ <span title="%(accept_rate_title)s" class="accept_rate">%(accept_rate_label)s:</span>
+ <span title="%(accept_rate_number_title)s">%(accept_rate)d%</span>
+ """ % {
+ 'accept_rate_label' : _('accept rate'),
+ 'accept_rate_title' : _('Rate of the user\'s accepted answers'),
+ 'accept_rate' : 100 if freeze else int(accept_rate),
+ 'accept_rate_number_title' : u'%s' % accept_rate_number_title,
+ }
+
+ return mark_safe(html_output)
+
@register.simple_tag
def get_age(birthday):
current_time = datetime.datetime(*time.localtime()[0:6])
year = birthday.year
month = birthday.month
day = birthday.day
- diff = current_time - datetime.datetime(year,month,day,0,0,0)
+ diff = current_time - datetime.datetime(year, month, day, 0, 0, 0)
return diff.days / 365
-@register.simple_tag
-def get_total_count(up_count, down_count):
- return up_count + down_count
-
-@register.simple_tag
-def format_number(value):
- strValue = str(value)
- if len(strValue) <= 3:
- return strValue
- result = ''
- first = ''
- pattern = re.compile('(-?\d+)(\d{3})')
- m = re.match(pattern, strValue)
- while m != None:
- first = m.group(1)
- second = m.group(2)
- result = ',' + second + result
- strValue = first + ',' + second
- m = re.match(pattern, strValue)
- return first + result
-
-@register.simple_tag
-def convert2tagname_list(question):
- question['tagnames'] = [name for name in question['tagnames'].split(u' ')]
- return ''
-
@register.simple_tag
def diff_date(date, limen=2):
if not date:
return _('unknown')
-
- now = datetime.datetime.now()#datetime(*time.localtime()[0:6])#???
+
+ now = datetime.datetime.now()
diff = now - date
days = diff.days
hours = int(diff.seconds/3600)
minutes = int(diff.seconds/60)
- if days > 2:
- if date.year == now.year:
- return date.strftime("%b %d at %H:%M")
- else:
- return date.strftime("%b %d '%y at %H:%M")
+ if date.year != now.year:
+ return dateformat.format(date, 'd M \'y, H:i')
+ elif days > 2:
+ return dateformat.format(date, 'd M, H:i')
+
elif days == 2:
return _('2 days ago')
elif days == 1:
return _('yesterday')
elif minutes >= 60:
- return ungettext('%(hr)d hour ago','%(hr)d hours ago',hours) % {'hr':hours}
+ return ungettext('%(hr)d ' + _("hour ago"), '%(hr)d ' + _("hours ago"), hours) % {'hr':hours}
+ elif diff.seconds >= 60:
+ return ungettext('%(min)d ' + _("min ago"), '%(min)d ' + _("mins ago"), minutes) % {'min':minutes}
else:
- return ungettext('%(min)d min ago','%(min)d mins ago',minutes) % {'min':minutes}
-
-@register.simple_tag
-def get_latest_changed_timestamp():
- try:
- from time import localtime, strftime
- from os import path
- root = settings.SITE_SRC_ROOT
- dir = (
- root,
- '%s/forum' % root,
- '%s/templates' % root,
- )
- stamp = (path.getmtime(d) for d in dir)
- latest = max(stamp)
- timestr = strftime("%H:%M %b-%d-%Y %Z", localtime(latest))
- except:
- timestr = ''
- return timestr
+ return ungettext('%(sec)d ' + _("sec ago"), '%(sec)d ' + _("secs ago"), diff.seconds) % {'sec':diff.seconds}
@register.simple_tag
def media(url):
url = skins.find_media_source(url)
if url:
- url = '///' + settings.FORUM_SCRIPT_ALIAS + '/m/' + url
- return posixpath.normpath(url) + '?v=%d' % settings.RESOURCE_REVISION
+ # Create the URL prefix.
+ url_prefix = settings.FORCE_SCRIPT_NAME + '/m/'
+
+ # Make sure any duplicate forward slashes are replaced with a single
+ # forward slash.
+ url_prefix = re.sub("/+", "/", url_prefix)
+
+ url = url_prefix + url
+ return url
+
+@register.simple_tag
+def get_tag_font_size(tag):
+ occurrences_of_current_tag = tag.used_count
+
+ # Occurrences count settings
+ min_occurs = int(settings.TAGS_CLOUD_MIN_OCCURS)
+ max_occurs = int(settings.TAGS_CLOUD_MAX_OCCURS)
+
+ # Font size settings
+ min_font_size = int(settings.TAGS_CLOUD_MIN_FONT_SIZE)
+ max_font_size = int(settings.TAGS_CLOUD_MAX_FONT_SIZE)
+
+ # Calculate the font size of the tag according to the occurrences count
+ weight = (math.log(occurrences_of_current_tag)-math.log(min_occurs))/(math.log(max_occurs)-math.log(min_occurs))
+ font_size_of_current_tag = min_font_size + int(math.floor((max_font_size-min_font_size)*weight))
+
+ return font_size_of_current_tag
class ItemSeparatorNode(template.Node):
- def __init__(self,separator):
+ def __init__(self, separator):
sep = separator.strip()
- if sep[0] == sep[-1] and sep[0] in ('\'','"'):
+ if sep[0] == sep[-1] and sep[0] in ('\'', '"'):
sep = sep[1:-1]
else:
raise template.TemplateSyntaxError('separator in joinitems tag must be quoted')
self.content = sep
- def render(self,context):
- return self.content
-
-class JoinItemListNode(template.Node):
- def __init__(self,separator=ItemSeparatorNode("''"), items=()):
- self.separator = separator
- self.items = items
- def render(self,context):
- out = []
- empty_re = re.compile(r'^\s*$')
- for item in self.items:
- bit = item.render(context)
- if not empty_re.search(bit):
- out.append(bit)
- return self.separator.render(context).join(out)
-
-@register.tag(name="joinitems")
-def joinitems(parser,token):
- try:
- tagname,junk,sep_token = token.split_contents()
- except ValueError:
- raise template.TemplateSyntaxError("joinitems tag requires 'using \"separator html\"' parameters")
- if junk == 'using':
- sep_node = ItemSeparatorNode(sep_token)
- else:
- raise template.TemplateSyntaxError("joinitems tag requires 'using \"separator html\"' parameters")
- nodelist = []
- while True:
- nodelist.append(parser.parse(('separator','endjoinitems')))
- next = parser.next_token()
- if next.contents == 'endjoinitems':
- break
- return JoinItemListNode(separator=sep_node,items=nodelist)
+ def render(self, context):
+ return self.content
class BlockMediaUrlNode(template.Node):
- def __init__(self,nodelist):
- self.items = nodelist
- def render(self,context):
- prefix = '///' + settings.FORUM_SCRIPT_ALIAS + 'm/'
+ def __init__(self, nodelist):
+ self.items = nodelist
+
+ def render(self, context):
+ prefix = settings.APP_URL + 'm/'
url = ''
if self.items:
- url += '/'
+ url += '/'
for item in self.items:
url += item.render(context)
url = skins.find_media_source(url)
url = prefix + url
- out = posixpath.normpath(url) + '?v=%d' % settings.RESOURCE_REVISION
- return out.replace(' ','')
+ out = url
+ return out.replace(' ', '')
@register.tag(name='blockmedia')
-def blockmedia(parser,token):
+def blockmedia(parser, token):
try:
tagname = token.split_contents()
except ValueError:
break
return BlockMediaUrlNode(nodelist)
-class FullUrlNode(template.Node):
- def __init__(self, default_node):
- self.default_node = default_node
-
- def render(self, context):
- domain = settings.APP_URL
- #protocol = getattr(settings, "PROTOCOL", "http")
- path = self.default_node.render(context)
- return "%s%s" % (domain, path)
-
-@register.tag(name='fullurl')
-def fullurl(parser, token):
- default_node = default_url(parser, token)
- return FullUrlNode(default_node)
@register.simple_tag
def fullmedia(url):
- domain = settings.APP_URL
+ domain = settings.APP_BASE_URL
#protocol = getattr(settings, "PROTOCOL", "http")
path = media(url)
return "%s%s" % (domain, path)
-class UserVarNode(template.Node):
- def __init__(self, tokens):
- self.tokens = tokens
+
+class SimpleVarNode(template.Node):
+ def __init__(self, name, value):
+ self.name = name
+ self.value = template.Variable(value)
def render(self, context):
- return "{{ %s }}" % self.tokens
+ context[self.name] = self.value.resolve(context)
+ return ''
+
+class BlockVarNode(template.Node):
+ def __init__(self, name, block):
+ self.name = name
+ self.block = block
+
+ def render(self, context):
+ source = self.block.render(context)
+ context[self.name] = source.strip()
+ return ''
+
+
+@register.tag(name='var')
+def do_var(parser, token):
+ tokens = token.split_contents()[1:]
-@register.tag(name='user_var')
-def user_var(parser, token):
- tokens = " ".join(token.split_contents()[1:])
- return UserVarNode(tokens)
+ if not len(tokens) or not re.match('^\w+$', tokens[0]):
+ raise template.TemplateSyntaxError("Expected variable name")
+ if len(tokens) == 1:
+ nodelist = parser.parse(('endvar',))
+ parser.delete_first_token()
+ return BlockVarNode(tokens[0], nodelist)
+ elif len(tokens) == 3:
+ return SimpleVarNode(tokens[0], tokens[2])
-class VariablesNode(template.Node):
- def __init__(self, nodelist, var_name):
- self.nodelist = nodelist
- self.var_name = var_name
+ raise template.TemplateSyntaxError("Invalid number of arguments")
+
+class DeclareNode(template.Node):
+ dec_re = re.compile('^\s*(\w+)\s*(:?=)\s*(.*)$')
+
+ def __init__(self, block):
+ self.block = block
def render(self, context):
- source = self.nodelist.render(context)
- context[self.var_name] = simplejson.loads(source)
+ source = self.block.render(context)
+
+ for line in source.splitlines():
+ m = self.dec_re.search(line)
+ if m:
+ clist = list(context)
+ clist.reverse()
+ d = {}
+ d['_'] = _
+ d['os'] = os
+ d['html'] = html
+ d['reverse'] = reverse
+ d['settings'] = settings
+ d['smart_str'] = smart_str
+ d['smart_unicode'] = smart_unicode
+ d['force_unicode'] = force_unicode
+ for c in clist:
+ d.update(c)
+ try:
+ command = m.group(3).strip()
+ context[m.group(1).strip()] = eval(command, d)
+ except Exception, e:
+ logging.error("Error in declare tag, when evaluating: %s" % m.group(3).strip())
return ''
-@register.tag(name='var')
-def do_variables(parser, token):
+@register.tag(name='declare')
+def do_declare(parser, token):
+ nodelist = parser.parse(('enddeclare',))
+ parser.delete_first_token()
+ return DeclareNode(nodelist)
+
+# Usage: {% random 1 999 %}
+# Generates random number in the template
+class RandomNumberNode(template.Node):
+ # We get the limiting numbers
+ def __init__(self, int_from, int_to):
+ self.int_from = int(int_from)
+ self.int_to = int(int_to)
+
+ # We generate the random number using the standard python interface
+ def render(self, context):
+ return str(random.randint(self.int_from, self.int_to))
+
+@register.tag(name="random")
+def random_number(parser, token):
+ # Try to get the limiting numbers from the token
try:
- tag_name, arg = token.contents.split(None, 1)
+ tag_name, int_from, int_to = token.split_contents()
except ValueError:
- msg = '"%s" tag requires arguments' % token.contents.split()[0]
- raise template.TemplateSyntaxError(msg)
- m = re.search(r'as (\w+)', arg)
- if m:
- var_name, = m.groups()
- else:
- msg = '"%s" tag had invalid arguments' % tag_name
- raise template.TemplateSyntaxError(msg)
+ # If we had no success -- raise an exception
+ raise template.TemplateSyntaxError, "%r tag requires exactly two arguments" % token.contents.split()[0]
- nodelist = parser.parse(('endvar',))
- parser.delete_first_token()
- return VariablesNode(nodelist, var_name)
+ # Call the random Node
+ return RandomNumberNode(int_from, int_to)