apps/explorer/views.py

   1 # -*- coding: utf-8 -*-
   2 import urllib2
   3 import hg, re
   4 from datetime import date
   5
   6 import librarian
   7
   8 from librarian import html, parser, dcparser
   9 from librarian import ParseError, ValidationError
  10
  11 from django.conf import settings
  12 from django.contrib.auth.decorators import login_required, permission_required
  13
  14 from django.core.urlresolvers import reverse
  15 from django.http import HttpResponseRedirect, HttpResponse, HttpResponseNotFound
  16 from django.utils import simplejson as json
  17 from django.views.generic.simple import direct_to_template
  18 from django.contrib.auth.decorators import login_required
  19
  20 from explorer import forms, models
  21 from toolbar import models as toolbar_models
  22
  23 from django.forms.util import ErrorList
  24
  25 import wlrepo
  26
  27 #
  28 # Some useful decorators
  29
  30 def file_branch(fileid, user=None):
  31     parts = fileid.split('$')
  32     return ('personal_'+ user.username + '_' if user is not None else '') \
  33         + 'file_' + parts[0]
  34
  35 def file_path(fileid):
  36     return 'pub_'+fileid+'.xml'
  37
  38 def with_repo(view):
  39     """Open a repository for this view"""
  40     def view_with_repo(request, *args, **kwargs):
  41         kwargs['repo'] = wlrepo.open_library(settings.REPOSITORY_PATH, 'hg')
  42         return view(request, *args, **kwargs)
  43     return view_with_repo
  44
  45 #
  46 def ajax_login_required(view):
  47     """Similar ro @login_required, but instead of redirect,
  48     just return some JSON stuff with error."""
  49     def view_with_auth(request, *args, **kwargs):
  50         if request.user.is_authenticated():
  51             return view(request, *args, **kwargs)
  52         # not authenticated
  53         return HttpResponse( json.dumps({'result': 'access_denied', 'errors': ['Brak dostępu.']}) );
  54     return view_with_auth
  55
  56 @login_required
  57 # @with_repo
  58 def display_editor(request, path):
  59     # this is the only entry point where we create an autobranch for the user
  60     # if it doesn't exists. All other views SHOULD fail.
  61     #def ensure_branch_exists():
  62     #    parent = repo.get_branch_tip('default')
  63     #    repo._create_branch(file_branch(path, request.user), parent)
  64
  65 #    try:
  66     #    repo.with_wlock(ensure_branch_exists)
  67
  68     return direct_to_template(request, 'explorer/editor.html', extra_context={
  69         'fileid': path,
  70         'panel_list': ['lewy', 'prawy'],
  71         'availble_panels': models.EditorPanel.objects.all(),
  72         # 'scriptlets': toolbar_models.Scriptlet.objects.all()
  73     })
  74
  75 #
  76 # View all files
  77 #
  78 @with_repo
  79 def file_list(request, repo):
  80     import api.forms
  81     from api.resources import library_resource
  82
  83     bookform = api.forms.DocumentUploadForm()
  84
  85     # short-circut the api document list
  86     doctree = library_resource.handler.read(request)
  87     # print "DOCTREE:", doctree['documents']
  88
  89     return direct_to_template(request, 'explorer/file_list.html', extra_context={
  90         'filetree': doctree['documents'], 'bookform': bookform,
  91     })
  92
  93 @permission_required('explorer.can_add_files')
  94 @with_repo
  95 def file_upload(request, repo):
  96     from api.resources import library_resource
  97     from api.forms import DocumentUploadForm
  98     from django.http import HttpRequest, HttpResponseRedirect
  99
 100     response = library_resource.handler.create(request)
 101
 102     if isinstance(response, HttpResponse):
 103         data = json.loads(response.content)
 104
 105         if response.status_code == 201:
 106             return HttpResponseRedirect( \
 107                 reverse("editor_view", args=[ data['name'] ]) )
 108         else:
 109             bookform = DocumentUploadForm(request.POST, request.FILES)
 110             bookform.is_valid()
 111
 112             return direct_to_template(request, 'explorer/file_upload.html',
 113                 extra_context={'bookform': bookform } )
 114
 115
 116 @login_required
 117 def print_html(request, **kwargs):
 118     from api.resources import document_html_resource
 119
 120     kwargs['stylesheet'] = 'legacy'
 121
 122     output = document_html_resource.handler.read(request, **kwargs)
 123
 124     if isinstance(output, HttpResponse):
 125         # errors = json.loads(output.content)
 126         output.mimetype = "text/plain"
 127         return output
 128
 129     return direct_to_template(request, 'html4print.html',
 130         extra_context={'output': output, 'docid': kwargs['docid']},
 131         mimetype="text/html" )
 132
 133
 134 def _add_references(message, issues):
 135     return message + " - " + ", ".join(map(lambda issue: "Refs #%d" % issue['id'], issues))
 136
 137 def _get_issues_for_file(fileid):
 138     uf = None
 139     try:
 140         uf = urllib2.urlopen(settings.REDMINE_URL + 'publications/issues/%s.json' % fileid)
 141         return json.loads(uf.read())
 142     except urllib2.HTTPError:
 143         return []
 144     finally:
 145         if uf: uf.close()
 146
 147 # =================
 148 # = Pull requests =
 149 # =================
 150 def pull_requests(request):
 151     from explorer.models import PullRequest
 152
 153     objects = PullRequest.objects.order_by('status')
 154
 155     if not request.user.has_perm('explorer.book.can_share'):
 156         objects = objects.filter(comitter=request.user)
 157
 158
 159     return direct_to_template(request, 'manager/pull_request.html',
 160         extra_context = {'objects': objects} )