[hotfix] daily_emails limit fixes (#3942)

frappe/commands/site.py

@@ -460,7 +460,7 @@ def _set_limits(context, site, limits):
 			elif limit=='space':
 				value = float(value)
 
-			elif limit in ('users', 'emails', 'email_group'):
+			elif limit in ('users', 'emails', 'email_group', 'daily_emails'):
 				value = int(value)
 
 			new_limits[limit] = value

frappe/email/queue.py

@@ -218,7 +218,7 @@ def check_email_limit(recipients):
 		or frappe.flags.in_test):
 
 		monthly_email_limit = frappe.conf.get('limits', {}).get('emails')
-		daily_email_limit = frappe.conf.get('limits', {}).get('daily_emails')
+		daily_email_limit = cint(frappe.conf.get('limits', {}).get('daily_emails'))
 
 		if frappe.flags.in_test:
 			monthly_email_limit = 500

frappe/patches/v8_7/update_email_queue_status.py

@@ -7,7 +7,7 @@ def execute():
 	default_email_account = get_default_outgoing_email_account()
 
 	if frappe.conf.get("google_analytics_id") == "UA-8911157-19" or \
-		default_email_account.email_id == "notifications@erpnext.com":
+		(default_email_account and default_email_account.email_id == "notifications@erpnext.com"):
 
 		frappe.db.sql("""update `tabEmail Queue` set status='Not Sent' where
 			creation>=DATE_SUB(NOW(), INTERVAL 16 HOUR)""")