From 8d915701ad252fa0af7bb569f49cc4f40dd45946 Mon Sep 17 00:00:00 2001
From: Nabin Hait <nabinhait@gmail.com>
Date: Mon, 11 Jul 2016 14:56:54 +0530
Subject: [PATCH 1/2] Allow non-admin users to delete custom doctypes

---
 frappe/core/doctype/doctype/doctype.json |  6 +++---
 frappe/model/delete_doc.py               | 23 +++++++++++++++--------
 2 files changed, 18 insertions(+), 11 deletions(-)

diff --git a/frappe/core/doctype/doctype/doctype.json b/frappe/core/doctype/doctype/doctype.json
index 1aad28e920..9a3949ef39 100644
--- a/frappe/core/doctype/doctype/doctype.json
+++ b/frappe/core/doctype/doctype/doctype.json
@@ -1153,7 +1153,7 @@
  "issingle": 0, 
  "istable": 0, 
  "max_attachments": 0, 
- "modified": "2016-07-08 04:38:09.088871", 
+ "modified": "2016-07-11 14:24:21.223885", 
  "modified_by": "Administrator", 
  "module": "Core", 
  "name": "DocType", 
@@ -1164,7 +1164,7 @@
    "apply_user_permissions": 0, 
    "cancel": 0, 
    "create": 1, 
-   "delete": 0, 
+   "delete": 1, 
    "email": 1, 
    "export": 0, 
    "if_owner": 0, 
@@ -1200,7 +1200,7 @@
    "write": 1
   }
  ], 
- "quick_entry": 1, 
+ "quick_entry": 0, 
  "read_only": 0, 
  "read_only_onload": 0, 
  "search_fields": "module", 
diff --git a/frappe/model/delete_doc.py b/frappe/model/delete_doc.py
index eb491208b1..c1e6b8cf91 100644
--- a/frappe/model/delete_doc.py
+++ b/frappe/model/delete_doc.py
@@ -52,6 +52,11 @@ def delete_doc(doctype=None, name=None, force=0, ignore_doctypes=None, for_reloa
 					doc.run_method("before_reload")
 
 			else:
+				doc = frappe.get_doc(doctype, name)
+				
+				update_flags(doc, flags, ignore_permissions)
+				check_permission_and_not_submitted(doc)
+					
 				frappe.db.sql("delete from `tabCustom Field` where dt = %s", name)
 				frappe.db.sql("delete from `tabCustom Script` where dt = %s", name)
 				frappe.db.sql("delete from `tabProperty Setter` where doc_type = %s", name)
@@ -63,13 +68,7 @@ def delete_doc(doctype=None, name=None, force=0, ignore_doctypes=None, for_reloa
 			doc = frappe.get_doc(doctype, name)
 
 			if not for_reload:
-				if ignore_permissions:
-					if not flags: flags = {}
-					flags["ignore_permissions"] = ignore_permissions
-
-				if flags:
-					doc.flags.update(flags)
-
+				update_flags(doc, flags, ignore_permissions)
 				check_permission_and_not_submitted(doc)
 
 				if not ignore_on_trash:
@@ -140,10 +139,18 @@ def delete_from_table(doctype, name, ignore_doctypes, doc):
 	for t in list(set(tables)):
 		if t not in ignore_doctypes:
 			frappe.db.sql("delete from `tab%s` where parenttype=%s and parent = %s" % (t, '%s', '%s'), (doctype, name))
+			
+def update_flags(doc, flags=None, ignore_permissions=False):
+	if ignore_permissions:
+		if not flags: flags = {}
+		flags["ignore_permissions"] = ignore_permissions
+
+	if flags:
+		doc.flags.update(flags)	
 
 def check_permission_and_not_submitted(doc):
 	# permission
-	if not doc.flags.ignore_permissions and frappe.session.user!="Administrator" and not doc.has_permission("delete"):
+	if not doc.flags.ignore_permissions and frappe.session.user!="Administrator" and (not doc.has_permission("delete") or (doc.doctype=="DocType" and not doc.custom)):
 		frappe.msgprint(_("User not allowed to delete {0}: {1}").format(doc.doctype, doc.name), raise_exception=True)
 
 	# check if submitted

From a026b7f884f7f27c5a71e317766d5e00ff46146a Mon Sep 17 00:00:00 2001
From: Nabin Hait <nabinhait@gmail.com>
Date: Mon, 11 Jul 2016 15:03:20 +0530
Subject: [PATCH 2/2] Reload permissions for DocType

---
 frappe/patches.txt | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/frappe/patches.txt b/frappe/patches.txt
index 00053673aa..060c9fa72e 100644
--- a/frappe/patches.txt
+++ b/frappe/patches.txt
@@ -1,7 +1,7 @@
 execute:frappe.db.sql("""update `tabPatch Log` set patch=replace(patch, '.4_0.', '.v4_0.')""") #2014-05-12
 frappe.patches.v5_0.convert_to_barracuda_and_utf8mb4
 frappe.patches.v6_1.rename_file_data
-execute:frappe.reload_doc('core', 'doctype', 'doctype', force=True) #2016-07-08
+execute:frappe.reload_doc('core', 'doctype', 'doctype', force=True) #2016-07-11
 execute:frappe.reload_doc('core', 'doctype', 'docfield', force=True) #2016-02-26
 execute:frappe.reload_doc('core', 'doctype', 'docperm') #2014-06-24
 execute:frappe.reload_doc('custom', 'doctype', 'custom_field') #2015-10-19