1 from htsworkflow.frontend.samples.changelist import ChangeList
2 from htsworkflow.frontend.inventory.models import Item, LongTermStorage, ItemType
3 from htsworkflow.frontend.inventory.bcmagic import item_search
4 from htsworkflow.frontend.bcmagic.plugin import register_search_plugin
5 from htsworkflow.frontend.experiments.models import FlowCell
6 from htsworkflow.frontend.bcmagic.forms import BarcodeMagicForm
7 from htsworkflow.frontend.bcmagic.utils import print_zpl_socket
9 from django.conf import settings
10 from django.contrib.auth.decorators import login_required
11 from django.core.exceptions import ObjectDoesNotExist
12 from django.http import HttpResponse, HttpResponseRedirect
13 from django.shortcuts import render_to_response
14 from django.template import RequestContext, Template
15 from django.template.loader import get_template
17 register_search_plugin('Inventory Item', item_search)
21 except ImportError, e:
22 import simplejson as json
24 INVENTORY_CONTEXT_DEFAULTS = {
25 'app_name': 'Inventory Tracker',
26 'bcmagic': BarcodeMagicForm()
29 def __flowcell_rundate_sort(x, y):
33 if x.run_date > y.run_date:
35 elif x.run_date == y.run_date:
40 def __expand_longtermstorage_context(context, item):
42 Expand information for LongTermStorage
48 for lts in item.longtermstorage_set.all():
49 flowcell_list.append(lts.flowcell)
50 flowcell_id_list.append(lts.flowcell.flowcell_id)
51 library_id_list.extend([ lib.id for lib in lts.libraries.all() ])
53 flowcell_list.sort(__flowcell_rundate_sort)
54 context['oldest_rundate'] = flowcell_list[0].run_date
55 context['latest_rundate'] = flowcell_list[-1].run_date
57 context['flowcell_id_list'] = flowcell_id_list
58 context['library_id_list_1_to_20'] = library_id_list[0:20]
59 context['library_id_list_21_to_40'] = library_id_list[20:40]
60 context['library_id_list_41_to_60'] = library_id_list[40:60]
61 context['library_id_list_61_to_80'] = library_id_list[60:80]
65 'Hard Drive': __expand_longtermstorage_context
68 #INVENTORY_ITEM_PRINT_DEFAULTS = {
69 # 'Hard Drive': 'inventory/hard_drive_shell.zpl',
70 # 'default': 'inventory/default.zpl',
71 # 'host': settings.BCPRINTER_PRINTER1_HOST
74 def getPrinterTemplateByType(item_type):
76 returns template to use given item_type
78 assert item_type.printertemplate_set.count() < 2
80 # Get the template for item_type
81 if item_type.printertemplate_set.count() > 0:
82 printer_template = item_type.printertemplate_set.all()[0]
83 return printer_template
87 printer_template = PrinterTemplate.objects.get(default=True)
88 except ObjectDoesNotExist:
89 msg = "No template for item type (%s) and no default template found" % (item_type.name)
92 return printer_template
96 def data_items(request):
98 Returns items in json format
100 item_list = Item.objects.all()
101 d = { 'results': len(item_list) }
104 for item in item_list:
106 item_d['uuid'] = item.uuid
107 item_d['barcode_id'] = item.barcode_id
108 item_d['model_id'] = item.item_info.model_id
109 item_d['part_number'] = item.item_info.part_number
110 item_d['lot_number'] = item.item_info.lot_number
111 item_d['vendor'] = item.item_info.vendor.name
112 item_d['creation_date'] = item.creation_date.strftime('%Y-%m-%d %H:%M:%S')
113 item_d['modified_date'] = item.modified_date.strftime('%Y-%m-%d %H:%M:%S')
114 item_d['location'] = item.location.name
116 # Item status if exists
117 if item.status is None:
118 item_d['status'] = ''
120 item_d['status'] = item.status.name
122 # Stored flowcells on device
123 if item.longtermstorage_set.count() > 0:
124 item_d['flowcells'] = ','.join([ lts.flowcell.flowcell_id for lts in item.longtermstorage_set.all() ])
126 item_d['flowcells'] = ''
128 item_d['type'] = item.item_type.name
133 return HttpResponse(json.dumps(d), content_type="application/javascript")
141 item_changelist = ChangeList(request, Item,
145 queryset=Item.objects.all()
149 'item_changelist': item_changelist,
150 'page_name': 'Inventory Index'
152 context_dict.update(INVENTORY_CONTEXT_DEFAULTS)
154 return render_to_response('inventory/inventory_index.html',
156 context_instance=RequestContext(request))
160 def item_summary_by_barcode(request, barcode_id, msg=''):
162 Display a summary for an item by barcode
165 item = Item.objects.get(barcode_id=barcode_id)
166 except ObjectDoesNotExist, e:
169 return item_summary_by_uuid(request, None, msg, item)
173 def item_summary_by_uuid(request, uuid, msg='', item=None):
175 Display a summary for an item
177 # Use item instead of looking it up if it is passed.
180 item = Item.objects.get(uuid=uuid)
181 except ObjectDoesNotExist, e:
185 'page_name': 'Item Summary',
190 context_dict.update(INVENTORY_CONTEXT_DEFAULTS)
192 return render_to_response('inventory/inventory_summary.html',
194 context_instance=RequestContext(request))
201 def __expand_context(context, item):
203 If EXPAND_CONTEXT dictionary has item.item_type.name function registered, use it to expand context
205 if item.item_type.name in EXPAND_CONTEXT:
206 expand_func = EXPAND_CONTEXT[item.item_type.name]
207 expand_func(context, item)
209 def _item_print(item, request):
211 Prints an item given a type of item label to print
213 #FIXME: Hard coding this for now... need to abstract later.
214 context = {'item': item}
215 __expand_context(context, item)
217 # Print using barcode_id
218 if not item.force_use_uuid and (item.barcode_id is None or len(item.barcode_id.strip())):
219 context['use_uuid'] = False
220 msg = 'Printing item with barcode id: %s' % (item.barcode_id)
223 context['use_uuid'] = True
224 msg = 'Printing item with UUID: %s' % (item.uuid)
226 printer_template = getPrinterTemplateByType(item.item_type)
228 c = RequestContext(request, context)
229 t = Template(printer_template.template)
230 print_zpl_socket(t.render(c), host=printer_template.printer.ip_address)
235 def item_print(request, uuid):
237 Print a label for a given item
240 item = Item.objects.get(uuid=uuid)
241 except ObjectDoesNotExist, e:
243 msg = "Item with UUID %s does not exist" % (uuid)
246 msg = _item_print(item, request)
248 return item_summary_by_uuid(request, uuid, msg)
251 def link_flowcell_and_device(request, flowcell, serial):
253 Updates database records of a flowcell being archived on a device with a particular serial #
255 assert flowcell is not None
256 assert serial is not None
260 LIBRARY_UPDATED = False
262 ###########################################
263 # Retrieve Storage Device
265 sd = Item.objects.get(barcode_id=serial)
266 except ObjectDoesNotExist, e:
267 msg = "Item with barcode_id of %s not found." % (serial)
268 raise ObjectDoesNotExist(msg)
270 ###########################################
273 fc = FlowCell.objects.get(flowcell_id=flowcell)
274 except ObjectDoesNotExist, e:
275 msg = "FlowCell with flowcell_id of %s not found." % (flowcell)
276 raise ObjectDoesNotExist(msg)
278 ###########################################
279 # Retrieve or create LongTermStorage Object
280 count = fc.longtermstorage_set.count()
283 msg = "There really should only be one longtermstorage object per flowcell"
284 raise ValueError, msg
286 # lts already attached to flowcell
287 lts = fc.longtermstorage_set.all()[0]
289 lts = LongTermStorage()
292 # Need a primary keey before linking to storage devices
297 ############################################
298 # Link Storage to Flowcell
300 # Add a link to this storage device if it is not already linked.
301 if sd not in lts.storage_devices.all():
302 lts.storage_devices.add(sd)
305 ###########################################
306 # Add Library Links to LTS
308 for lane in fc.lane_set.all():
309 if lane.library not in lts.libraries.all():
310 lts.libraries.add(lane.library)
311 LIBRARY_UPDATED = True
317 if LTS_UPDATED or SD_UPDATED or LIBRARY_UPDATED:
318 msg.append(' LongTermStorage (LTS) Created: %s' % (LTS_UPDATED))
319 msg.append(' Storage Device Linked to LTS: %s' % (SD_UPDATED))
320 msg.append(' Libraries updated in LTS: %s' % (LIBRARY_UPDATED))
322 msg.append(' No Updates Needed.')
324 return HttpResponse('\n'.join(msg))