WIP a management command for polling MyeBaySelling lists for items

ebaysync/management/commands/ebay_notifications.py

@@ -22,17 +22,17 @@ class Command(BaseCommand):
     )
 
     def handle(self, *args, **options):
-        es_kwargs = {}
+        ebay_kwargs = {}
         # note: keys are always present in options dict (with None value) even if not given by user
         if options['wsdl']:
-            es_kwargs['wsdl_url'] = options['wsdl']
+            ebay_kwargs['wsdl_url'] = options['wsdl']
         if options['sandbox']:
-            es_kwargs['sandbox'] = True
+            ebay_kwargs['sandbox'] = True
         if options['for']:
             user = UserToken.objects.get(ebay_username=options['for'])
-            es_kwargs['token'] = user.token
-            es_kwargs['sandbox'] = user.is_sandbox
-        client = TradingAPI(**es_kwargs)
+            ebay_kwargs['token'] = user.token
+            ebay_kwargs['sandbox'] = user.is_sandbox
+        client = TradingAPI(**ebay_kwargs)
 
         if args:
             app_prefs = client.sudsclient.factory.create('ApplicationDeliveryPreferencesType')

ebaysync/management/commands/selling_poller.py

@@ -0,0 +1,75 @@
+import logging
+from optparse import make_option
+
+from django.core.management.base import BaseCommand, CommandError
+
+from ebaysuds import TradingAPI
+from ebaysync import NOTIFICATION_TYPES
+from ebaysync.signals import ebay_platform_notification
+from ebaysync.models import UserToken
+
+
+logging.basicConfig()
+log = logging.getLogger(__name__)
+
+OMIT_ATTRS = ('RelistParentID',)
+
+INCLUDABLE_SECTIONS = set(
+    'ActiveList', 'BidList', 'DeletedFromSoldList', 'DeletedFromUnsoldList',
+    'ScheduledList', 'SellingSummary', 'SoldList', 'UnsoldList',
+)
+
+# SellingStatus.HighBidder or SellingStatus.QuantitySold indicate ended due to sale
+
+# GetItem with a TransactionID?
+
+# if notifications are unreliable we may need to poll by crontab
+
+# 1. poll:
+#    response = client.GetMyeBaySelling(UnsoldList={'Include':True})
+# 2. relist each of:
+#    response.UnsoldList.ItemArray.Item[...]
+
+# note 5000 API call per day limit
+# (1440 minutes in a day... 5 minute polling should be fine) 
+
+
+class Command(BaseCommand):
+    #args = '<response_section response_section ...>'
+    help = ("It's recommended to limit the included sections to only those "\
+            "needed. Choose from: %s" % ', '.join(INCLUDABLE_SECTIONS)
+
+    option_list = BaseCommand.option_list + (
+        make_option('--for',
+                    help='eBay username to set/get preferences for (must exist as UserToken record in db),\
+                          will use the auth token from ebaysuds.conf if ommitted'),
+        make_option('--wsdl',
+                    help='URL to the eBay API WSDL (eg to use your own pruned version)'),
+        make_option('--sandbox', action='store_true',
+                    help='Connect to sandbox API (selected automatically if using --for with a sandbox user)'),
+    )
+
+    def handle(self, *args, **options):
+        ebay_kwargs = {}
+        # note: keys are always present in options dict (with None value) even if not given by user
+        if options['wsdl']:
+            ebay_kwargs['wsdl_url'] = options['wsdl']
+        if options['sandbox']:
+            ebay_kwargs['sandbox'] = True
+        if options['for']:
+            user = UserToken.objects.get(ebay_username=options['for'])
+            ebay_kwargs['token'] = user.token
+            ebay_kwargs['sandbox'] = user.is_sandbox
+        client = TradingAPI(**ebay_kwargs)
+
+        # by using ReturnAll detail level we have to specifically exclude unwanted sections
+        include_sections = set(['UnsoldList'])
+        exclude_sections = INCLUDABLE_SECTIONS - include_sections
+        for section in exclude_sections:
+            ebay_kwargs[section] = {'Include': False}
+
+        response = client.GetMyeBaySelling(DetailLevel='ReturnAll')
+        if response and response.Ack.lower() in ("success","warning"):
+            for item in response.UnsoldList.ItemArray.Item:
+
+