bin/djais/views.py

   1 # -*- coding: utf-8 -*-
   2
   3 #TODO
   4 #from __future__ import division
   5 #Normalize 403 errors
   6
   7 import os
   8 import os.path
   9 from datetime import *
  10 import re
  11 from time import time as get_timestamp
  12 import logging
  13 import crack
  14 import struct
  15 import operator
  16 import rrdtool
  17 import csv
  18 from StringIO import StringIO
  19 from django.http import *
  20 from django.template import loader, RequestContext
  21 from django import forms
  22 from django.shortcuts import render_to_response, get_object_or_404
  23 from django.db import IntegrityError
  24
  25 from decoratedstr import remove_decoration
  26
  27 from ais.djais.basicauth import http_authenticate
  28 from ais.djais.models import *
  29 from ais.show_targets_ships import *
  30 from ais.common import COUNTRIES_MID, Nmea, NmeaFeeder, strmmsi_to_mmsi, SHIP_TYPES, STATUS_CODES, AIS_STATUS_NOT_AVAILABLE, AIS_ROT_NOT_AVAILABLE, AIS_LATLON_SCALE, AIS_LON_NOT_AVAILABLE, AIS_LAT_NOT_AVAILABLE, AIS_COG_SCALE, AIS_COG_NOT_AVAILABLE, AIS_NO_HEADING, AIS_SOG_SCALE, AIS_SOG_NOT_AVAILABLE, AIS_SOG_MAX_SPEED, add_nmea1, add_nmea5_partial, load_fleet_to_uset
  31 from ais.ntools import datetime_to_timestamp, clean_ais_charset
  32 from ais.inputs.common import is_id4_active
  33 from ais.inputs.stats import STATS_DIR
  34 from ais.inputs.config import peers_get_config
  35 from ais import jobrunner
  36
  37 def auth(username, raw_password):
  38     try:
  39         user = User.objects.get(login=username)
  40     except User.DoesNotExist:
  41         return None
  42     if not user.check_password(raw_password):
  43         return None
  44     user.update_access_datetime()
  45     return user
  46
  47
  48 @http_authenticate(auth, 'ais')
  49 def index(request):
  50     news = News.objects.order_by('-created')[:5]
  51     return render_to_response('index.html', {'news':news}, RequestContext(request))
  52
  53
  54 class VesselSearchForm(forms.Form):
  55     def country_choices():
  56         choices = {}
  57         for mid, countryname in COUNTRIES_MID.iteritems():
  58             if choices.has_key(countryname):
  59                 choices[countryname] += u','+unicode(mid)
  60             else:
  61                 choices[countryname] = unicode(mid)
  62         choices = [ (countryname, mids) for mids, countryname in choices.iteritems() ]
  63         choices = sorted(choices, key=operator.itemgetter(1))
  64         return [(u'', u'Any')] + choices
  65
  66     mmsi = forms.CharField(max_length=9, required=False)
  67     name = forms.CharField(max_length=20, required=False)
  68     imo = forms.IntegerField(required=False)
  69     callsign = forms.CharField(max_length=7, required=False)
  70     flag = forms.ChoiceField(choices=country_choices(), required=False)
  71     destination = forms.CharField(max_length=20, required=False)
  72
  73
  74     def clean(self):
  75         cleaned_data = self.cleaned_data
  76         for value in cleaned_data.values():
  77             if value:
  78                 return cleaned_data
  79         raise forms.ValidationError("You must enter at least one criteria")
  80
  81     def clean_mmsi(self):
  82         mmsi = self.cleaned_data['mmsi']
  83         if mmsi:
  84             try:
  85                 mmsi = strmmsi_to_mmsi(mmsi)
  86             except AssertionError:
  87                 raise forms.ValidationError("Invalid MMSI")
  88         return mmsi
  89
  90
  91 @http_authenticate(auth, 'ais')
  92 def vessel_search(request):
  93     if request.method == 'POST' or request.META['QUERY_STRING']:
  94         form = VesselSearchForm(request.REQUEST)
  95         if form.is_valid():
  96             data = form.cleaned_data
  97             vessels = Vessel.objects
  98             if data['mmsi']:
  99                 vessels = vessels.filter(mmsi=data['mmsi'])
 100             if data['name']:
 101                 vessels = vessels.filter(name__contains=data['name'].upper())
 102             if data['imo']:
 103                 vessels = vessels.filter(imo=data['imo'])
 104             if data['callsign']:
 105                 vessels = vessels.filter(callsign__contains=data['callsign'].upper())
 106             if data['destination']:
 107                 vessels = vessels.filter(destination__contains=data['destination'].upper())
 108             if data['flag']:
 109                 vessels = vessels.extra(where=['mmsi/1000000 IN (%s) ' % data['flag']])
 110             return render_to_response('vessels.html', {'vessels': vessels}, RequestContext(request))
 111     else: # GET
 112         form = VesselSearchForm()
 113
 114     return render_to_response('vessel_index.html', {'form': form}, RequestContext(request))
 115
 116 @http_authenticate(auth, 'ais')
 117 def vessel(request, strmmsi):
 118     mmsi = strmmsi_to_mmsi(strmmsi)
 119     vessel = get_object_or_404(Vessel, pk=mmsi)
 120     nmea = Nmea.new_from_lastinfo(strmmsi)
 121     #if not nmea.timestamp_1 and not nmea.timestamp_5:
 122     #    raise Http404
 123     return render_to_response('vessel.html', {'nmea': nmea}, RequestContext(request))
 124
 125
 126 class VesselManualInputForm(forms.Form):
 127     timestamp = forms.DateTimeField(label=u'When', help_text=u'When was the observation made in GMT. Use YYYY-MM-DD HH:MM:SS format')
 128     imo = forms.IntegerField(required=False, min_value=1000000, max_value=9999999)
 129     name = forms.CharField(max_length=20, required=False)
 130     callsign = forms.CharField(max_length=7, required=False)
 131     type = forms.TypedChoiceField(required=False, choices = [ kv for kv in SHIP_TYPES.iteritems() if 'reserved' not in kv[1].lower()], coerce=int, empty_value=0, initial=0)
 132     status = forms.TypedChoiceField(required=False, choices = [ kv for kv in STATUS_CODES.iteritems() if 'reserved' not in kv[1].lower()], coerce=int, empty_value=AIS_STATUS_NOT_AVAILABLE, initial=AIS_STATUS_NOT_AVAILABLE)
 133     sog = forms.FloatField(label='Speed', help_text='Over ground, in knots', required=False, min_value=0, max_value=AIS_SOG_MAX_SPEED/AIS_SOG_SCALE)
 134     latitude = forms.CharField(required=False)
 135     longitude = forms.CharField(required=False)
 136     cog = forms.FloatField(label='Course', help_text='Over ground', required=False, min_value=0.0, max_value=359.9)
 137     heading = forms.IntegerField(required=False, min_value=0, max_value=359)
 138
 139     @staticmethod
 140     def _clean_ais_charset(ustr):
 141         ustr = remove_decoration(ustr) # benign cleaning, but can increase size (œ->oe)
 142         ustr = ustr.upper() # benign cleaning
 143         str = clean_ais_charset(ustr.encode('ascii', 'replace'))
 144         if unicode(str) != ustr:
 145             raise forms.ValidationError('Invalid character: AIS alphabet is @ABCDEFGHIJKLMNOPQRSTUVWXYZ[\\]^- !"#$%&\'()*+,-./0123456789:;<=>?')
 146         return str
 147
 148     def clean_timestamp(self):
 149         data = self.cleaned_data['timestamp']
 150         if data is None:
 151             return None
 152         if data < datetime.utcnow() - timedelta(365):
 153             raise forms.ValidationError('Date is too much is the past.')
 154         if data > datetime.utcnow():
 155             raise forms.ValidationError('Date is be in the future. This form is only for observed results.')
 156         return datetime_to_timestamp(data)
 157
 158     def clean_imo(self):
 159         data = self.cleaned_data['imo']
 160         if data is None:
 161             return 0
 162         return data
 163
 164     def clean_name(self):
 165         name = self.cleaned_data['name']
 166         if name is None:
 167             return ''
 168         name = VesselManualInputForm._clean_ais_charset(name)
 169         if len(name)>20:
 170             raise forms.ValidationError('Ensure this value has at most 20 characters (it has %s).' % len(name))
 171         return name
 172
 173     def clean_callsign(self):
 174         callsign = self.cleaned_data['callsign']
 175         if callsign is None:
 176             return ''
 177         callsign = VesselManualInputForm._clean_ais_charset(callsign)
 178         if len(callsign)>7:
 179             raise forms.ValidationError('Ensure this value has at most 7 characters (it has %s).' % len(callsign))
 180         return callsign
 181
 182     def clean_sog(self):
 183         sog = self.cleaned_data['sog']
 184         if sog is None:
 185             return AIS_SOG_NOT_AVAILABLE
 186         return int(sog*AIS_SOG_SCALE)
 187
 188     def clean_latitude(self):
 189         data = self.cleaned_data['latitude']
 190         data = data.replace(u"''", u'"') # commong mistake
 191         data = data.replace(u' ', u'') # remove spaces
 192         sides = u'SN'
 193         if not data:
 194             return AIS_LAT_NOT_AVAILABLE
 195         tmp, side = data[:-1], data[-1]
 196         if side == sides[0]:
 197             side = -1
 198         elif side == sides[1]:
 199             side = 1
 200         else:
 201             raise forms.ValidationError(u'Last character must be either %s or %s.' % (sides[0], sides[1]))
 202         spl = tmp.split(u'°')
 203         if len(spl) == 1:
 204             raise forms.ValidationError(u'You need to use the ° character.')
 205         d, tmp = spl
 206         try:
 207             d = float(d)
 208         except ValueError:
 209             raise forms.ValidationError(u'Degrees must be an number. It\'s %s.' % d)
 210         spl = tmp.split(u"'", 1)
 211         if len(spl) == 1:
 212             # no ' sign: ok only if there is nothing but the side after °
 213             # we don't accept seconds if there is no minutes:
 214             # It might be an entry mistake
 215             tmp = spl[0]
 216             if len(tmp) == 0:
 217                 m = s = 0
 218             else:
 219                 raise forms.ValidationError(u'You must use the \' character between ° and %s.' % data[-1])
 220         else:
 221             m, tmp = spl
 222             try:
 223                 m = float(m)
 224             except ValueError:
 225                 raise forms.ValidationError(u'Minutes must be an number. It\'s %s.' % m)
 226             if len(tmp) == 0:
 227                 s = 0
 228             else:
 229                 if tmp[-1] != '"':
 230                     raise forms.ValidationError(u'You must use the " character between seconds and %s.' % data[-1])
 231                 s = tmp[:-1]
 232                 try:
 233                     s = float(s)
 234                 except ValueError:
 235                     raise forms.ValidationError(u'Seconds must be an number. It\'s %s.' % s)
 236         data = side * ( d + m / 60 + s / 3600)
 237
 238         if data < -90 or data > 90:
 239             raise forms.ValidationError(u'%s in not in -90..90 range' % data)
 240         return int(data * AIS_LATLON_SCALE)
 241
 242     def clean_longitude(self):
 243         data = self.cleaned_data['longitude']
 244         data = data.replace(u"''", u'"') # commong mistake
 245         data = data.replace(u' ', u'') # remove spaces
 246         sides = u'WE'
 247         if not data:
 248             return AIS_LON_NOT_AVAILABLE
 249         tmp, side = data[:-1], data[-1]
 250         if side == sides[0]:
 251             side = -1
 252         elif side == sides[1]:
 253             side = 1
 254         else:
 255             raise forms.ValidationError(u'Last character must be either %s or %s.' % (sides[0], sides[1]))
 256         spl = tmp.split(u'°')
 257         if len(spl) == 1:
 258             raise forms.ValidationError(u'You need to use the ° character.')
 259         d, tmp = spl
 260         try:
 261             d = float(d)
 262         except ValueError:
 263             raise forms.ValidationError(u'Degrees must be an number. It\'s %s.' % d)
 264         spl = tmp.split(u"'", 1)
 265         if len(spl) == 1:
 266             # no ' sign: ok only if there is nothing but the side after °
 267             # we don't accept seconds if there is no minutes:
 268             # It might be an entry mistake
 269             tmp = spl[0]
 270             if len(tmp) == 0:
 271                 m = s = 0
 272             else:
 273                 raise forms.ValidationError(u'You must use the \' character between ° and %s.' % data[-1])
 274         else:
 275             m, tmp = spl
 276             try:
 277                 m = float(m)
 278             except ValueError:
 279                 raise forms.ValidationError(u'Minutes must be an number. It\'s %s.' % m)
 280             if len(tmp) == 0:
 281                 s = 0
 282             else:
 283                 if tmp[-1] != '"':
 284                     raise forms.ValidationError(u'You must use the " character between seconds and %s.' % data[-1])
 285                 s = tmp[:-1]
 286                 try:
 287                     s = float(s)
 288                 except ValueError:
 289                     raise forms.ValidationError(u'Seconds must be an number. It\'s %s.' % s)
 290         data = side * ( d + m / 60 + s / 3600)
 291
 292         if data < -180 or data > 180:
 293             raise forms.ValidationError(u'%s in not in -180..180 range' % data)
 294         return int(data * AIS_LATLON_SCALE)
 295
 296     def clean_cog(self):
 297         data = self.cleaned_data['cog']
 298         if data is None:
 299             return AIS_COG_NOT_AVAILABLE
 300         return int(data * AIS_COG_SCALE)
 301
 302     def clean_heading(self):
 303         #raise forms.ValidationError(u'clean_heading called')
 304         data = self.cleaned_data['heading']
 305         if data is None:
 306             return AIS_NO_HEADING
 307         return data
 308
 309     def clean(self):
 310         cleaned_data = self.cleaned_data
 311         if (cleaned_data.get('latitude', AIS_LAT_NOT_AVAILABLE) == AIS_LAT_NOT_AVAILABLE ) ^ ( cleaned_data.get('longitude', AIS_LON_NOT_AVAILABLE) == AIS_LON_NOT_AVAILABLE):
 312             raise forms.ValidationError('It makes no sense to enter just a latitude or a longitude. Enter both or none.')
 313         if cleaned_data.get('latitude', AIS_LAT_NOT_AVAILABLE) == AIS_LAT_NOT_AVAILABLE:
 314             if cleaned_data.get('status', AIS_STATUS_NOT_AVAILABLE) != AIS_STATUS_NOT_AVAILABLE:
 315                 raise forms.ValidationError('It makes no sense to enter a status without coordinates. Please enter latitute and longitude too.')
 316             if cleaned_data.get('sog', AIS_SOG_NOT_AVAILABLE) != AIS_SOG_NOT_AVAILABLE:
 317                 raise forms.ValidationError('It makes no sense to enter a speed without coordinates. Please enter latitute and longitude too.')
 318             if cleaned_data.get('cog', AIS_COG_NOT_AVAILABLE) != AIS_COG_NOT_AVAILABLE:
 319                 raise forms.ValidationError('It makes no sense to enter a course without coordinates. Please enter latitute and longitude too.')
 320             if cleaned_data.get('heading', AIS_NO_HEADING) != AIS_NO_HEADING:
 321                 raise forms.ValidationError('It makes no sense to enter a heading without coordinates. Please enter latitute and longitude too.')
 322
 323         if cleaned_data.get('timestamp', None) \
 324         and cleaned_data.get('imo', 0) == 0 \
 325         and cleaned_data.get('name', '') == '' \
 326         and cleaned_data.get('callsign', '') == '' \
 327         and cleaned_data.get('type', 0) == 0 \
 328         and cleaned_data.get('status', AIS_STATUS_NOT_AVAILABLE) == AIS_STATUS_NOT_AVAILABLE \
 329         and cleaned_data.get('sog', AIS_SOG_NOT_AVAILABLE) == AIS_SOG_NOT_AVAILABLE \
 330         and cleaned_data.get('latitude', AIS_LAT_NOT_AVAILABLE) == AIS_LAT_NOT_AVAILABLE \
 331         and cleaned_data.get('longitude', AIS_LON_NOT_AVAILABLE) == AIS_LON_NOT_AVAILABLE \
 332         and cleaned_data.get('cog', AIS_COG_NOT_AVAILABLE) == AIS_COG_NOT_AVAILABLE \
 333         and cleaned_data.get('heading', AIS_NO_HEADING) == AIS_NO_HEADING:
 334             raise forms.ValidationError("You must enter some data, beside when.")
 335         return cleaned_data
 336
 337 @http_authenticate(auth, 'ais')
 338 def vessel_manual_input(request, strmmsi):
 339     strmmsi = strmmsi.encode('utf-8')
 340     nmea = Nmea.new_from_lastinfo(strmmsi)
 341     if request.method == 'POST' or request.META['QUERY_STRING']:
 342         form = VesselManualInputForm(request.REQUEST)
 343         if form.is_valid():
 344             data = form.cleaned_data
 345             source = 'U' +  struct.pack('<I', request.user.id)[0:3]
 346             result = u''
 347             if data['imo'] != 0 \
 348             or data['name'] != '' \
 349             or data['callsign'] != '' \
 350             or data['type'] != 0:
 351                 toto = (strmmsi, data['timestamp'], data['imo'], data['name'], data['callsign'], data['type'], 0,0,0,0, 0,0,24,60, 0, '', source)
 352                 result += 'UPDATING NMEA 5: '+repr(toto)+'<br>'
 353                 add_nmea5_partial(*toto)
 354             if data['status'] != AIS_STATUS_NOT_AVAILABLE \
 355             or data['sog'] != AIS_SOG_NOT_AVAILABLE \
 356             or data['latitude'] != AIS_LAT_NOT_AVAILABLE \
 357             or data['longitude'] != AIS_LON_NOT_AVAILABLE \
 358             or data['cog'] != AIS_COG_NOT_AVAILABLE \
 359             or data['heading'] != AIS_NO_HEADING:
 360
 361                 toto = (strmmsi, data['timestamp'], data['status'], AIS_ROT_NOT_AVAILABLE, data['sog'], data['latitude'], data['longitude'], data['cog'], data['heading'], source)
 362                 result += 'UPDATING NMEA 1: '+repr(toto)+'<br>'
 363                 add_nmea1(*toto)
 364             return HttpResponse('Not fully implemented: '+repr(data) + '<br>' + result)
 365     else: # GET
 366         form = VesselManualInputForm()
 367     return render_to_response('vessel_manual_input.html', {'form': form, 'nmea': nmea}, RequestContext(request))
 368
 369
 370 @http_authenticate(auth, 'ais')
 371 def vessel_history(request, strmmsi, format=None):
 372     """
 373     That view is called from Google Earth, so that it must support GET method.
 374     """
 375     ndays = request.REQUEST.get('ndays', None)
 376     if ndays is not None:
 377         try:
 378             ndays = int(ndays)
 379         except ValueError:
 380             ndays = 90
 381         period = ndays * 86400
 382     else:
 383         period = request.REQUEST.get('period', u'1')
 384         try:
 385             period = int(period)
 386         except ValueError:
 387             period = 1
 388         period_type = request.REQUEST.get('period_type', u'86400')
 389         try:
 390             period_type = int(period_type)
 391         except ValueError:
 392             period_type = 86400
 393
 394     grain = request.REQUEST.get('grain', 1)
 395     try:
 396         grain = int(grain)
 397     except ValueError:
 398         grain = 1
 399     grain_type = request.REQUEST.get('grain_type', 3600)
 400     try:
 401         grain_type = int(grain_type)
 402     except ValueError:
 403         grain_type = 3600
 404
 405     date_end = datetime.utcnow()
 406     date_start = date_end - timedelta(0,period*period_type)
 407     nmea_iterator = NmeaFeeder(strmmsi, date_end, date_start, granularity=grain*grain_type)
 408
 409     queue = request.REQUEST.get('queue', None)
 410
 411     if format is None:
 412         format = request.REQUEST.get('format', u'track')
 413
 414     if format == u'track':
 415         if queue:
 416             command = u'python -m ais.show_targets_ships --start=\'' + date_start.strftime('%Y%m%d %H%M%S') + u'\' --granularity=' + unicode(grain*grain_type) + ' --format=track '+ strmmsi
 417             job = Job()
 418             job.user = request.user
 419             job.command = command
 420             job.friendly_filename = u'%s.kmz' % strmmsi
 421             job.save()
 422             #request.user.info('Request queued as job %s' % job.id)
 423             if not jobrunner.wakeup_daemon():
 424                 return HttpResponseServerError(jobrunner.DAEMON_WAKEUP_ERROR)
 425             return HttpResponseRedirect('/job/%s/' % job.id)
 426         else:
 427             value = kml_to_kmz(format_boat_track(nmea_iterator))
 428             response = HttpResponse(value, mimetype="application/vnd.google-earth.kml")
 429             response['Content-Disposition'] = 'attachment; filename=%s.kmz' % strmmsi
 430             return response
 431
 432     elif format == u'animation':
 433         if queue:
 434             command = u'python -m ais.show_targets_ships --start=\'' + date_start.strftime('%Y%m%d %H%M%S') + u'\' --granularity=' + unicode(grain*grain_type) + ' --format=animation '+ strmmsi
 435             job = Job()
 436             job.user = request.user
 437             job.command = command
 438             job.friendly_filename = u'%s.kmz' % strmmsi
 439             job.save()
 440             #request.user.info('Request queued as job %s' % job.id)
 441             if not jobrunner.wakeup_daemon():
 442                 return HttpResponseServerError(jobrunner.DAEMON_WAKEUP_ERROR)
 443             return HttpResponseRedirect('/job/%s/' % job.id)
 444         else:
 445             value = kml_to_kmz(format_boat_intime(nmea_iterator))
 446             response = HttpResponse(value, mimetype="application/vnd.google-earth.kml")
 447             response['Content-Disposition'] = 'attachment; filename=%s.kmz' % strmmsi
 448             return response
 449
 450     elif format == u'csv':
 451         if queue:
 452             command = u'python -m ais.common --start=\'' + date_start.strftime('%Y%m%d %H%M%S') + u'\' --granularity=' + unicode(grain*grain_type) + ' ' + strmmsi
 453             job = Job()
 454             job.user = request.user
 455             job.command = command
 456             job.friendly_filename = u'%s.csv' % strmmsi
 457             job.save()
 458             #request.user.info('Request queued as job %s' % job.id)
 459             if not jobrunner.wakeup_daemon():
 460                 return HttpResponseServerError(jobrunner.DAEMON_WAKEUP_ERROR)
 461             return HttpResponseRedirect('/job/%s/' % job.id)
 462         else:
 463             value = StringIO()
 464             output = csv.writer(value)
 465             output.writerow(Nmea.csv_headers)
 466             for nmea in nmea_iterator:
 467                 output.writerow(nmea.get_dump_row())
 468             response = HttpResponse(value.getvalue(), mimetype='text/csv; charset="UTF-8"')
 469             response['Content-Disposition'] = 'attachment; filename=%s.csv' % strmmsi
 470             return response
 471     else:
 472         request.user.error(u'Invalid archive format')
 473     return HttpResponseRedirect('/vessel/%s/' % strmmsi)
 474
 475
 476 @http_authenticate(auth, 'ais')
 477 def fleets(request):
 478     fleetusers = request.user.fleetuser_set.order_by('fleet')
 479     return render_to_response('fleets.html', {'fleetusers':fleetusers}, RequestContext(request))
 480
 481
 482 @http_authenticate(auth, 'ais')
 483 def fleet(request, fleetname):
 484     fleet = get_object_or_404(Fleet, name=fleetname)
 485     if not FleetUser.objects.filter(fleet=fleet.id, user=request.user.id).all():
 486         return HttpResponseForbidden('<h1>Forbidden</h1>')
 487     return render_to_response('fleet.html', {'fleet':fleet}, RequestContext(request))
 488
 489
 490 class FleetEditForm(forms.Form):
 491     name = forms.CharField(max_length=50)
 492     description = forms.CharField(widget=forms.Textarea)
 493
 494     def clean_name(self):
 495         name = self.cleaned_data['name']
 496         if name == u'add':
 497             raise forms.ValidationError("Sorry that name is reserved. Try another one.")
 498         if name != self.initial.get('name', None):
 499             if Fleet.objects.filter(name=name).count():
 500                 raise forms.ValidationError("Sorry that fleet name is already in use. Try another one.")
 501         return remove_decoration(name).replace(u' ', u'_')
 502
 503
 504 @http_authenticate(auth, 'ais')
 505 def fleet_edit(request, fleetname):
 506     initial = {}
 507     if fleetname is not None:
 508         fleet = get_object_or_404(Fleet, name=fleetname)
 509         if not FleetUser.objects.filter(fleet=fleet.id, user=request.user.id).all():
 510             return HttpResponseForbidden('<h1>Forbidden</h1>')
 511
 512         initial['name'] = fleet.name
 513         initial['description'] = fleet.description
 514     else:
 515         fleet = Fleet()
 516
 517     if request.method == 'POST':
 518         form = FleetEditForm(request.POST, initial=initial)
 519         if form.is_valid():
 520             fleet.name = form.cleaned_data['name']
 521             fleet.description = form.cleaned_data['description']
 522             fleet.save()
 523             if not fleetname: # new one
 524                 fu = FleetUser()
 525                 fu.fleet = fleet
 526                 fu.user = request.user
 527                 fu.save()
 528             request.user.info('Fleet updated')
 529             return HttpResponseRedirect('/fleet/%s/' % fleet.name)
 530     else: # GET
 531         form = FleetEditForm(initial=initial)
 532     return render_to_response('fleet_edit.html', {'fleet':fleet, 'form':form}, RequestContext(request))
 533
 534
 535 @http_authenticate(auth, 'ais')
 536 def fleet_vessels(request, fleetname):
 537     fleet = get_object_or_404(Fleet, name=fleetname)
 538     if not FleetUser.objects.filter(fleet=fleet, user=request.user.id).all():
 539         return HttpResponseForbidden('<h1>Forbidden</h1>')
 540     vessels = fleet.vessel.all()
 541     return render_to_response('fleet_vessels.html', {'fleet':fleet, 'vessels': vessels}, RequestContext(request))
 542
 543
 544 @http_authenticate(auth, 'ais')
 545 def fleet_vessel_add(request, fleetname):
 546     fleet = get_object_or_404(Fleet, name=fleetname)
 547     if not FleetUser.objects.filter(fleet=fleet.id, user=request.user.id).all():
 548         return HttpResponseForbidden('<h1>Forbidden</h1>')
 549     strmmsi = request.REQUEST['mmsi']
 550     mmsi = strmmsi_to_mmsi(strmmsi)
 551     try:
 552         vessel = Vessel.objects.get(pk=mmsi)
 553     except Vessel.DoesNotExist:
 554         request.user.error('No such vessel')
 555     else:
 556         try:
 557             fv = FleetVessel.objects.get(fleet=fleet, vessel=vessel)
 558         except FleetVessel.DoesNotExist:
 559             FleetVessel(fleet=fleet, vessel=vessel).save()
 560             request.user.info(u'Vessel %s added to fleet %s.' % (vessel.name, fleetname))
 561         else:
 562             request.user.error('Vessel with MMSI %s is already in that fleet' % strmmsi)
 563     return HttpResponseRedirect('/fleet/%s/list' % fleetname)
 564
 565
 566 class FleetAddVessel(forms.Form):
 567     mmsi = forms.CharField(help_text=u'Enter one MMSI per line', required=False, widget=forms.Textarea)
 568     #name = forms.CharField(max_length=20, required=False)
 569     #imo = forms.IntegerField(required=False)
 570     #callsign = forms.CharField(max_length=7, required=False)
 571     #destination = forms.CharField(max_length=20, required=False)
 572     def clean(self):
 573         cleaned_data = self.cleaned_data
 574         for value in cleaned_data.values():
 575             if value:
 576                 return cleaned_data
 577         raise forms.ValidationError("You must enter at least one criteria")
 578
 579 @http_authenticate(auth, 'ais')
 580 def fleet_vessel_add2(request, fleetname):
 581     fleet = get_object_or_404(Fleet, name=fleetname)
 582     if not FleetUser.objects.filter(fleet=fleet.id, user=request.user.id).all():
 583         return HttpResponseForbidden('<h1>Forbidden</h1>')
 584     if request.method == 'POST' or request.META['QUERY_STRING']:
 585         form = FleetAddVessel(request.REQUEST)
 586         if form.is_valid():
 587             data = form.cleaned_data
 588             result = []
 589             a_strmmsi = request.REQUEST['mmsi']
 590             if a_strmmsi:
 591                 for strmmsi in a_strmmsi.split('\n'):
 592                     strmmsi = strmmsi.strip('\r')
 593                     if not strmmsi:
 594                         continue
 595                     try:
 596                         sqlmmsi = strmmsi_to_mmsi(strmmsi)
 597                     except AssertionError:
 598                         result.append('Invalid mmsi %s' % strmmsi)
 599                         continue
 600                     try:
 601                         vessel = Vessel.objects.get(pk=sqlmmsi)
 602                     except Vessel.DoesNotExist:
 603                         result.append('No vessel with MMSI '+strmmsi)
 604                         continue
 605                     try:
 606                         fv = FleetVessel.objects.get(fleet=fleet, vessel=vessel)
 607                         result.append('Vessel with MMSI %s is already in that fleet' % strmmsi)
 608                     except FleetVessel.DoesNotExist:
 609                         FleetVessel(fleet=fleet, vessel=vessel).save()
 610                         result.append('Vessel with MMSI %s added' % strmmsi)
 611
 612             return HttpResponse('<br>'.join(result))
 613     else: # GET
 614         form = FleetAddVessel()
 615
 616     return render_to_response('fleet_vessel_add.html', {'form': form, 'fleet': fleet}, RequestContext(request))
 617
 618
 619 @http_authenticate(auth, 'ais')
 620 def fleet_users(request, fleetname):
 621     fleet = get_object_or_404(Fleet, name=fleetname)
 622     if not FleetUser.objects.filter(fleet=fleet.id, user=request.user.id).all():
 623         return HttpResponseForbidden('<h1>Forbidden</h1>')
 624
 625     if request.method == 'POST' or request.META['QUERY_STRING']:
 626         action = request.REQUEST['action']
 627         userlogin = request.REQUEST['user']
 628         try:
 629             user = User.objects.get(login=userlogin)
 630         except User.DoesNotExist:
 631             request.user.error(u'User %s does not exist.' % userlogin)
 632         else:
 633             if action == u'add':
 634                 try:
 635                     fu = FleetUser.objects.get(fleet=fleet, user=user)
 636                     request.user.error(u'User %s already has access.' % user.login)
 637                 except FleetUser.DoesNotExist:
 638                     FleetUser(fleet=fleet, user=user).save()
 639                     #TODO log
 640                     request.user.info(u'Granted access to user %s.' % user.login)
 641             elif action == u'revoke':
 642                 try:
 643                     fu = FleetUser.objects.get(fleet=fleet, user=user)
 644                     fu.delete()
 645                     #TODO log
 646                     request.user.info(u'Revoked access to user %s.' % user.login)
 647                     if FleetUser.objects.filter(fleet=fleet).count() == 0:
 648                         fleet.delete()
 649                         request.user.info(u"Deleted fleet %s (no more users)." % fleet.name)
 650                         return HttpResponseRedirect('/fleet/')
 651                 except FleetUser.DoesNotExist:
 652                     request.user.error(u'User %s didn\'t have access.' % user.login)
 653             else:
 654                 request.user.error(u'Unknown action %s' % action)
 655
 656     fleetusers = fleet.fleetuser_set.all()
 657     otherusers = User.objects.exclude(id__in=[fu.user.id for fu in fleetusers]).order_by('name')
 658     return render_to_response('fleet_users.html', {'fleet':fleet, 'fleetusers': fleetusers, 'otherusers': otherusers}, RequestContext(request))
 659
 660
 661 @http_authenticate(auth, 'ais')
 662 def fleet_lastpos(request, fleetname):
 663     fleet = get_object_or_404(Fleet, name=fleetname)
 664     if not FleetUser.objects.filter(fleet=fleet.id, user=request.user.id).all():
 665         return HttpResponseForbidden('<h1>Forbidden</h1>')
 666     fleet_uset = load_fleet_to_uset(fleet.id)
 667     # = set([mmsi_to_strmmsi(vessel.mmsi) for vessel in fleet.vessel.all()])
 668     value = kml_to_kmz(format_fleet(fleet_uset, document_name=fleetname+' fleet').encode('utf-8'))
 669     response = HttpResponse(value, mimetype="application/vnd.google-earth.kml")
 670     response['Content-Disposition'] = 'attachment; filename=%s.kmz' % fleetname
 671     return response
 672
 673
 674 @http_authenticate(auth, 'ais')
 675 def jobs_index(request):
 676     show_archive = request.REQUEST.has_key('archive')
 677     if show_archive:
 678         jobs = request.user.job_set.all()
 679     else:
 680         jobs = request.user.job_set.filter(archive_time__isnull=True)
 681     return render_to_response('jobs.html', {'jobs': jobs, 'archive': show_archive }, RequestContext(request))
 682
 683 @http_authenticate(auth, 'ais')
 684 def job_detail(request, jobid):
 685     job = get_object_or_404(Job, id=jobid)
 686     if job.user != request.user:
 687         return HttpResponseForbidden('403 Forbidden')
 688     response = render_to_response('job.html', {'job': job}, RequestContext(request))
 689     if not job.finish_time:
 690         response['Refresh'] = 5
 691     elif not job.archive_time:
 692         # finished but not archived:
 693         response['Refresh'] = '0;url=https://ais.nirgal.com/job/%s/download' % job.id
 694         job.archive_time = datetime.utcnow()
 695         job.save()
 696     return response
 697
 698 @http_authenticate(auth, 'ais')
 699 def job_get(request, jobid):
 700     job = get_object_or_404(Job, id=jobid)
 701     if job.user != request.user:
 702         return HttpResponseForbidden('403 Forbidden')
 703     if not job.archive_time:
 704         job.archive_time = datetime.utcnow()
 705         job.save()
 706     extension = os.path.splitext(job.friendly_filename)[-1]
 707     return HttpResponseRedirect('/job_result/%s%s/%s' % (job.id, extension, job.friendly_filename))
 708
 709 @http_authenticate(auth, 'ais')
 710 def users(request):
 711     users = User.objects.order_by('name')
 712     for user in users:
 713         user.admin_ok = user.is_admin_by(request.user.id)
 714     if request.REQUEST.has_key('showtree'):
 715         local_users = {}
 716         for user in users:
 717             user.children = []
 718             local_users[user.id] = user
 719         for user in users:
 720             if user.father_id == None:
 721                 root = user
 722             else:
 723                 local_users[user.father_id].children.append(user)
 724         assert root
 725         return render_to_response('users_tree.html', {'root': root, 'auser': request.user.id}, RequestContext(request))
 726     else:
 727         return render_to_response('users.html', {'users':users}, RequestContext(request))
 728
 729 phone_re = re.compile('^\\+.+')
 730
 731 class UserEditForm(forms.Form):
 732     login = forms.RegexField(regex=r'^[a-zA-Z0-9_]+$', max_length=16,
 733         error_message ='Login must only contain letters, numbers and underscores')
 734     name = forms.CharField(max_length=50)
 735     email = forms.EmailField()
 736     phone = forms.RegexField(regex='\\+.+', max_length=20, required=False,
 737         error_message ='Phones must start with a \'+\'')
 738     def __init__(self, *args, **kargs):
 739         forms.Form.__init__(self, *args, **kargs)
 740         self.old_login = kargs['initial']['login']
 741     def clean_login(self):
 742         new_login = self.cleaned_data['login']
 743         if new_login != self.old_login:
 744             if User.objects.filter(login=new_login).count():
 745                 raise forms.ValidationError("Sorry that login is already in use. Try another one.")
 746             if new_login == u'add':
 747                 raise forms.ValidationError("Sorry that login is reserved. Try another one.")
 748         return new_login
 749
 750 @http_authenticate(auth, 'ais')
 751 def user_detail(request, login):
 752     user = get_object_or_404(User, login=login)
 753     user.admin_ok = user.is_admin_by(request.user.id)
 754     return render_to_response('user_detail.html', {'auser': user}, RequestContext(request))
 755
 756 @http_authenticate(auth, 'ais')
 757 def user_edit(request, login):
 758     initial = {}
 759     if login:
 760         user = get_object_or_404(User, login=login)
 761         if not user.is_admin_by(request.user.id):
 762             return HttpResponseForbidden('403 Forbidden')
 763     else:
 764         user = User()
 765         user.father_id = request.user.id;
 766     initial['login'] = user.login
 767     initial['name'] = user.name
 768     initial['email'] = user.email
 769     initial['phone'] = user.phone
 770     if request.method == 'POST':
 771         form = UserEditForm(request.POST, initial=initial)
 772         if form.is_valid():
 773             user.login = form.cleaned_data['login']
 774             user.name = form.cleaned_data['name']
 775             user.email = form.cleaned_data['email']
 776             user.phone = form.cleaned_data['phone']
 777             user.save()
 778             user.check_sandbox_access(request.user)
 779             return HttpResponseRedirect('/user/')
 780     else: # GET
 781         form = UserEditForm(initial=initial)
 782
 783     return render_to_response('user_edit.html', {'form':form, 'auser': user}, RequestContext(request))
 784
 785
 786 class ChangePasswordForm(forms.Form):
 787     new_password = forms.CharField(max_length=16, widget=forms.PasswordInput())
 788     new_password_check = forms.CharField(max_length=16, widget=forms.PasswordInput())
 789
 790     def clean_generic_password(self, field_name):
 791         password = self.cleaned_data[field_name]
 792         try:
 793             crack.FascistCheck(password)
 794         except ValueError, err:
 795             raise forms.ValidationError(err.message)
 796         return password
 797
 798     def clean_new_password(self):
 799         return self.clean_generic_password('new_password')
 800
 801     def clean_new_password_check(self):
 802         return self.clean_generic_password('new_password_check')
 803
 804     def clean(self):
 805         cleaned_data = self.cleaned_data
 806         pass1 = cleaned_data.get('new_password')
 807         pass2 = cleaned_data.get('new_password_check')
 808         if pass1 != pass2 and pass2:
 809             self._errors['new_password_check'] = forms.util.ErrorList(['Passwords must match'])
 810             del cleaned_data['new_password_check'] # FIXME
 811         return cleaned_data
 812
 813
 814 @http_authenticate(auth, 'ais')
 815 def user_change_password(request, login):
 816     user = get_object_or_404(User, login=login)
 817     if not user.is_admin_by(request.user.id):
 818         return HttpResponseForbidden('403 Forbidden')
 819     if request.method == 'POST':
 820         form = ChangePasswordForm(request.POST)
 821         if form.is_valid():
 822             user.set_password(form.cleaned_data['new_password'])
 823             user.save()
 824             return HttpResponseRedirect('/user/')
 825     else: # GET
 826         form = ChangePasswordForm()
 827     return render_to_response('user_change_password.html', {'form':form, 'auser':user}, RequestContext(request))
 828
 829
 830 @http_authenticate(auth, 'ais')
 831 def user_delete(request, login):
 832     user = get_object_or_404(User, login=login)
 833     if not user.is_admin_by(request.user.id):
 834         return HttpResponseForbidden('403 Forbidden')
 835     if request.REQUEST.get('confirm', None):
 836         user.delete()
 837         return HttpResponseRedirect('/user/')
 838     return render_to_response('user_delete.html', {'form':None, 'auser':user}, RequestContext(request))
 839
 840
 841 def logout(request):
 842     # TODO
 843     return HttpResponse('Not implemented')
 844     #response = render_to_response('logout.html', {}, RequestContext(request))
 845     #return response
 846
 847 periods = ({
 848     'name_tiny': '2h',
 849     'name_long': '2 hours',
 850     'seconds': 2*60*60
 851     }, {
 852     'name_tiny': '6h',
 853     'name_long': '6 hours',
 854     'seconds': 6*60*60,
 855     'default': True,
 856     }, {
 857     'name_tiny': '2d',
 858     'name_long': '2 days',
 859     'seconds': 2*24*60*60
 860     }, {
 861     'name_tiny': '14d',
 862     'name_long': '2 weeks',
 863     'seconds': 14*24*60*60
 864     }, {
 865     'name_tiny': '90d',
 866     'name_long': '3 monthes',
 867     'seconds': 90*24*60*60
 868     }, {
 869     'name_tiny': '180d',
 870     'name_long': '6 monthes',
 871     'seconds': 180*24*60*60
 872     })
 873
 874 class StatsSelectorForm(forms.Form):
 875     peers = forms.ChoiceField(choices=[('', 'All')] + [(id4,source['name']) for id4,source in peers_get_config().iteritems()])
 876     types = forms.ChoiceField(choices=[('', 'All'), ('bytes', 'Bandwidth'), ('counts', "Packet'izer")], initial='counts')
 877     periods = forms.ChoiceField(choices=[(period['name_tiny'], period['name_long']) for period in periods] + [('', 'All')], initial='2d')
 878
 879 @http_authenticate(auth, 'ais')
 880 def sources_index(request):
 881     active_minutes = 5
 882     peers_config = peers_get_config()
 883     peers_display = []
 884     for id4, peer in peers_config.iteritems():
 885         peer['id4'] = id4
 886         peer['id2'] = id4[2:]
 887         peer['active'] = is_id4_active(id4, 60*active_minutes)
 888         peers_display.append(peer)
 889
 890     peers_display = sorted(peers_display, key=lambda k: k['id4'])
 891
 892     form = StatsSelectorForm()
 893
 894     return render_to_response('sources_index.html', {'sources':peers_display, 'active_minutes': active_minutes, 'form': form}, RequestContext(request))
 895
 896
 897 @http_authenticate(auth, 'ais')
 898 def sources_stats(request):
 899     filter_peers = request.REQUEST.get('peers', None)
 900     if filter_peers:
 901         filter_peers = filter_peers.split(u',')
 902
 903     peers_config = peers_get_config()
 904     peers_display = []
 905
 906     for id4, peer in peers_config.iteritems():
 907         if filter_peers:
 908             if unicode(id4) not in filter_peers:
 909                 continue
 910         peer['id4'] = id4
 911         peers_display.append(peer)
 912
 913     peers_display = sorted(peers_display, key=lambda k: k['id4'])
 914
 915     filter_types = request.REQUEST.get('types', None)
 916     if filter_types:
 917         filter_types = filter_types.split(u',')
 918     else:
 919         filter_types = [ 'bytes', 'counts' ]
 920     logging.error('filter_types=%s', filter_types)
 921
 922     filter_periods = request.REQUEST.get('periods', None)
 923     if filter_periods:
 924         display_periods = []
 925         for period_name in filter_periods.split(u','):
 926             for period in periods:
 927                 if period['name_tiny'] == period_name:
 928                     display_periods.append(period)
 929     else:
 930         display_periods = periods
 931     #logging.error('display_periods=%s', display_periods)
 932
 933
 934     now = int(get_timestamp())
 935     for config in peers_display:
 936         id4 = config['id4']
 937         for period in periods:
 938             args = os.path.join(STATS_DIR, id4+'-'+period['name_tiny']+'-bytes.png'), \
 939                 '--lazy', \
 940                 '-l', '0', \
 941                 '--title', config['name'] + ' - Bandwidth usage - ' + period['name_long'], \
 942                 '--start', '%d' % (now - period['seconds']), \
 943                 '--end', '%d' % now, \
 944                 '--vertical-label', 'bps', \
 945                 'DEF:bytes=%s:bytes:AVERAGE' % os.path.join(STATS_DIR, id4+'.rrd'), \
 946                 'DEF:rawbytes=%s:rawbytes:AVERAGE' % os.path.join(STATS_DIR, id4+'.rrd'), \
 947                 'CDEF:bits=bytes,8,*', \
 948                 'CDEF:rawbits=rawbytes,8,*', \
 949                 'LINE:bits#00FF00:IP payload', \
 950                 'LINE:rawbits#FF0000:IP with headers'
 951             rrdtool.graph(*args)
 952             args = os.path.join(STATS_DIR, id4+'-'+period['name_tiny']+'-counts.png'), \
 953                 '--lazy', \
 954                 '-l', '0', \
 955                 '--title', config['name'] + ' - Packet\'izer stats - ' + period['name_long'], \
 956                 '--start', '%d' % (now-period['seconds']), \
 957                 '--end', '%d' % now, \
 958                 '--vertical-label', 'Hz', \
 959                 'DEF:packets=%s:packets:AVERAGE' % os.path.join(STATS_DIR, id4+'.rrd'), \
 960                 'DEF:lines=%s:lines:AVERAGE' % os.path.join(STATS_DIR, id4+'.rrd'), \
 961                 'LINE:packets#FF0000:input packets', \
 962                 'LINE:lines#00FF00:AIVDM lines'
 963             rrdtool.graph(*args)
 964     return render_to_response('sources.html', {'sources':peers_display, 'show_bytes': 'bytes' in filter_types,  'show_counts': 'counts' in filter_types, 'periods': display_periods}, RequestContext(request))
 965
 966
 967 @http_authenticate(auth, 'ais')
 968 def news(request, page):
 969     NEWS_PER_PAGE = 10
 970     if page:
 971         page = int(page)
 972     else:
 973         page = 1
 974     # TODO __future__
 975     npages = int((News.objects.count() + NEWS_PER_PAGE - 1) / NEWS_PER_PAGE)
 976     news = News.objects.order_by('-created')[(page - 1) * NEWS_PER_PAGE : page * NEWS_PER_PAGE]
 977     return render_to_response('news.html', {'news':news, 'page': page, 'npages': npages}, RequestContext(request))
 978
 979 @http_authenticate(auth, 'ais')
 980 def news_atom(request):
 981     from django.db import connection
 982
 983     news = News.objects.order_by('-created')
 984
 985     cursor = connection.cursor()
 986     cursor.execute("SELECT MAX(updated) FROM news")
 987     row = cursor.fetchone()
 988     last_update = row[0]
 989
 990     return render_to_response('news.atom', {'news':news, 'last_update':last_update}, RequestContext(request), mimetype='application/atom+xml')