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from django.utils import timezone
from django.db import models
from django.contrib.auth.models import User
Jean-Sébastien Caux
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from django.template import Template, Context
from journals.models import SCIPOST_JOURNALS_DOMAINS, SCIPOST_JOURNALS_SPECIALIZATIONS
from scipost.models import Contributor
from scipost.models import SCIPOST_DISCIPLINES
COMMENTARY_TYPES = (
('published', 'published paper'),
('preprint', 'arXiv preprint (at least 8 weeks old)'),
)
class Commentary(models.Model):
""" A Commentary contains all the contents of a SciPost Commentary page for a given publication. """
requested_by = models.ForeignKey (Contributor, blank=True, null=True, related_name='requested_by')
vetted = models.BooleanField(default=False)
vetted_by = models.ForeignKey (Contributor, blank=True, null=True)
type = models.CharField(max_length=9, choices=COMMENTARY_TYPES) # published paper or arxiv preprint
discipline = models.CharField(max_length=20, choices=SCIPOST_DISCIPLINES, default='physics')
domain = models.CharField(max_length=3, choices=SCIPOST_JOURNALS_DOMAINS, default='E')
specialization = models.CharField(max_length=1, choices=SCIPOST_JOURNALS_SPECIALIZATIONS, default='A')
open_for_commenting = models.BooleanField(default=True)
pub_title = models.CharField(max_length=300, verbose_name='title')
arxiv_link = models.URLField(verbose_name='arXiv link (including version nr)', blank=True)
pub_DOI_link = models.URLField(verbose_name='DOI link to the original publication', blank=True)
arxiv_or_DOI_string = models.CharField(max_length=100, verbose_name='string form of arxiv nr or DOI for commentary url', default='')
author_list = models.CharField(max_length=1000)
# Authors which have been mapped to contributors:
authors = models.ManyToManyField (Contributor, blank=True, related_name='authors_com')
authors_claims = models.ManyToManyField (Contributor, blank=True, related_name='authors_com_claims')
authors_false_claims = models.ManyToManyField (Contributor, blank=True, related_name='authors_com_false_claims')
pub_date = models.DateField(verbose_name='date of original publication', blank=True, null=True)
pub_abstract = models.TextField(verbose_name='abstract')
latest_activity = models.DateTimeField(default=timezone.now)
def __str__ (self):
return self.pub_title
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def header_as_table(self):
# for display in Commentary page itself
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header += '<tr><td>Title: </td><td> </td><td>{{ pub_title }}</td></tr>'
header += '<tr><td>Author(s): </td><td> </td><td>{{ author_list }}</td></tr>'
header += '<tr><td>As Contributors: </td><td> </td>'
if self.authors.all():
for auth in self.authors.all():
header += '<a href="/contributor/' + str(auth.id) + '">' + auth.user.first_name + ' ' + auth.user.last_name + '</a>, '
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header += '</td>'
else:
header += '<td>(none claimed)</td>'
header += '</tr>'
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header += '<tr><td>DOI: </td><td> </td><td><a href="{{ pub_DOI_link }}" target="_blank">{{ pub_DOI_link }}</a></td></tr>'
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header += '<tr><td>arxiv Link: </td><td> </td><td><a href="{{ arxiv_link }}">{{ arxiv_link }}</a></td></tr>'
if self.pub_date:
header += '<tr><td>Date: </td><td> </td><td>{{ pub_date }}</td></tr>'
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template = Template(header)
context = Context({
'pub_title': self.pub_title, 'author_list': self.author_list,
})
if self.type == 'published':
context['pub_DOI_link'] = self.pub_DOI_link
context['pub_date'] = self.pub_date
elif self.type == 'preprint':
context['arxiv_link'] = self.arxiv_link
return template.render(context)
# for display in search lists
header = '<li><div class="flex-container">'
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header += '<div class="flex-whitebox0"><p><a href="{{ scipost_url }}" class="pubtitleli">{{ pub_title }}</a></p>'
header += '<p>by {{ author_list }}</p>'
if self.pub_date:
header += '<p> (published {{ pub_date }}) - '
header += 'latest activity: {{ latest_activity }}</p></div></div></li>'
template = Template(header)
context = Context({'scipost_url': self.scipost_url(), 'pub_title': self.pub_title,
'author_list': self.author_list,
'latest_activity': self.latest_activity.strftime('%Y-%m-%d %H:%M')})
if self.pub_date:
context['pub_date'] = str(self.pub_date)
return template.render(context)
def simple_header_as_li (self):
# for display in Lists
header = '<li><div class="flex-container">'
header += '<div class="flex-whitebox0"><p><a href="{{ scipost_url }}" class="pubtitleli">{{ pub_title }}</a></p>'
header += '<p>by {{ author_list }}</p>'
header += '</div></div></li>'
template = Template(header)
context = Context({'scipost_url': self.scipost_url(), 'pub_title': self.pub_title,
'author_list': self.author_list})
return template.render(context)
def parse_link_into_url (self):
""" Takes the arXiv nr or DOI and turns it into the url suffix """
if self.pub_DOI_link:
self.arxiv_or_DOI_string = str(self.pub_DOI_link)
self.arxiv_or_DOI_string = self.arxiv_or_DOI_string.replace('http://dx.doi.org/', '')
else:
self.arxiv_or_DOI_string = str(self.arxiv_link)
# Format required: either identifier arXiv:1234.56789v10 or old-style arXiv:cond-mat/9712001v1
# strip:
self.arxiv_or_DOI_string = self.arxiv_or_DOI_string.replace('http://', '')
# Old style: from arxiv.org/abs/1234.5678 into arXiv:1234.5678 (new identifier style)
self.arxiv_or_DOI_string = self.arxiv_or_DOI_string.replace('arxiv.org/', '')
self.arxiv_or_DOI_string = self.arxiv_or_DOI_string.replace('abs/', '')
self.arxiv_or_DOI_string = self.arxiv_or_DOI_string.replace('pdf/', '')
# make sure arXiv prefix is there:
self.arxiv_or_DOI_string = 'arXiv:' + self.arxiv_or_DOI_string
self.save()
def scipost_url (self):
""" Returns the url of the SciPost Commentary Page """
return '/commentary/' + self.arxiv_or_DOI_string
def scipost_url_full (self):
""" Returns the url of the SciPost Commentary Page """
return 'https://scipost.org/commentary/' + self.arxiv_or_DOI_string