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Location: symposion_app/pinaxcon/templatetags/pyconau2017_tags.py

Sachi King
move templates out of vendor specific locations

Lets not kid ourselves. The whole apps templates are client specific.
Lets just remove that and not think it isn't.
import hashlib

import os

from decimal import Decimal
from django import template
from django.conf import settings
from django.contrib.staticfiles.templatetags import staticfiles
from easy_thumbnails.files import get_thumbnailer
from symposion.conference import models as conference_models
from symposion.schedule.models import Track

CONFERENCE_ID = settings.CONFERENCE_ID

register = template.Library()


@register.assignment_tag()
def classname(ob):
    return ob.__class__.__name__


@register.simple_tag(takes_context=True)
def can_manage(context, proposal):
    return proposal_permission(context, "manage", proposal)


@register.simple_tag(takes_context=True)
def can_review(context, proposal):
    return proposal_permission(context, "review", proposal)


def proposal_permission(context, permname, proposal):
    slug = proposal.kind.section.slug
    perm = "reviews.can_%s_%s" % (permname, slug)
    return context.request.user.has_perm(perm)


# {% load statictags %}{% static 'pyconau2017/images/svgs/illustrations/' %}{{ illustration }}

@register.simple_tag(takes_context=False)
def illustration(name):
    return staticfiles.static('pyconau2017/images/svgs/illustrations/') + name


@register.simple_tag(takes_context=True)
def speaker_photo(context, speaker, size):
    ''' Provides the speaker profile, or else fall back to libravatar or gravatar. '''

    if speaker.photo:
        thumbnailer = get_thumbnailer(speaker.photo)
        thumbnail_options = {'crop': True, 'size': (size, size)}
        thumbnail = thumbnailer.get_thumbnail(thumbnail_options)
        return thumbnail.url
    else:
        email = speaker.user.email.encode("utf-8")
        md5sum = hashlib.md5(email.strip().lower()).hexdigest()
        fallback_image = ("https://2017.pycon-au.org/site_media/static"
                          "/pyconau23017/images/speaker-fallback-devil.jpg")
        url = "https://secure.gravatar.com/avatar/%s?s=%d&d=%s" % (md5sum, size, fallback_image)

        return url


@register.simple_tag()
def define(value):
    return value


@register.simple_tag()
def presentation_bg_number(presentation, count):
    return sum(ord(i) for i in presentation.title) % count


@register.filter()
def gst(amount):
    two_places = Decimal(10) ** -2
    return Decimal(amount / 11).quantize(two_places)


@register.simple_tag()
def conference_name():
    return conference_models.Conference.objects.get(id=CONFERENCE_ID).title


@register.filter()
def trackname(room, day):
    try:
        track_name = room.track_set.get(day=day).name
    except Track.DoesNotExist:
        track_name = None
    return track_name


@register.simple_tag()
def sponsor_thumbnail(sponsor_logo):
    if sponsor_logo is not None:
        if sponsor_logo.upload:
            return sponsor_logo.upload.url
    return ""