[incoming sales email] to opportunity
diff --git a/erpnext/crm/doctype/lead/lead.py b/erpnext/crm/doctype/lead/lead.py
index 009cfc2..0fb8d48 100644
--- a/erpnext/crm/doctype/lead/lead.py
+++ b/erpnext/crm/doctype/lead/lead.py
@@ -33,6 +33,7 @@
 		})
 
 		self.set_status()
+		self.check_email_id_is_unique()
 
 		if self.source == 'Campaign' and not self.campaign_name and session['user'] != 'Guest':
 			frappe.throw(_("Campaign Name is required"))
@@ -45,7 +46,6 @@
 				self.lead_owner = None
 
 	def on_update(self):
-		self.check_email_id_is_unique()
 		self.add_calendar_event()
 
 	def add_calendar_event(self, opts=None, force=False):
@@ -62,9 +62,10 @@
 			# validate email is unique
 			email_list = frappe.db.sql("""select name from tabLead where email_id=%s""",
 				self.email_id)
+			email_list = [e[0] for e in email_list if e[0]!=self.name]
 			if len(email_list) > 1:
-				items = [e[0] for e in email_list if e[0]!=self.name]
-				frappe.throw(_("Email id must be unique, already exists for {0}").format(comma_and(items)), frappe.DuplicateEntryError)
+				frappe.throw(_("Email id must be unique, already exists for {0}").format(comma_and(email_list)),
+					frappe.DuplicateEntryError)
 
 	def on_trash(self):
 		frappe.db.sql("""update `tabIssue` set lead='' where lead=%s""",
diff --git a/erpnext/crm/doctype/opportunity/opportunity.json b/erpnext/crm/doctype/opportunity/opportunity.json
index 186e866..71b5337 100644
--- a/erpnext/crm/doctype/opportunity/opportunity.json
+++ b/erpnext/crm/doctype/opportunity/opportunity.json
@@ -92,12 +92,20 @@
    "width": "50%"
   }, 
   {
+   "fieldname": "title", 
+   "fieldtype": "Data", 
+   "label": "Title", 
+   "permlevel": 0, 
+   "precision": ""
+  }, 
+  {
+   "default": "Sales", 
    "fieldname": "enquiry_type", 
    "fieldtype": "Select", 
    "label": "Opportunity Type", 
    "oldfieldname": "enquiry_type", 
    "oldfieldtype": "Select", 
-   "options": "\nSales\nMaintenance", 
+   "options": "Sales\nMaintenance", 
    "permlevel": 0, 
    "read_only": 0, 
    "reqd": 1
@@ -118,6 +126,14 @@
    "reqd": 1
   }, 
   {
+   "fieldname": "with_items", 
+   "fieldtype": "Check", 
+   "label": "With Items", 
+   "permlevel": 0, 
+   "precision": ""
+  }, 
+  {
+   "depends_on": "with_items", 
    "fieldname": "items_section", 
    "fieldtype": "Section Break", 
    "label": "", 
@@ -127,7 +143,7 @@
    "read_only": 0
   }, 
   {
-   "description": "Items which do not exist in Item master can also be entered on customer's request", 
+   "description": "", 
    "fieldname": "items", 
    "fieldtype": "Table", 
    "label": "Items", 
@@ -391,8 +407,8 @@
  "icon": "icon-info-sign", 
  "idx": 1, 
  "is_submittable": 1, 
- "modified": "2015-02-23 02:19:39.853388", 
- "modified_by": "Administrator", 
+ "modified": "2015-04-02 21:33:55.090127", 
+ "modified_by": "rmehta@gmail.com", 
  "module": "CRM", 
  "name": "Opportunity", 
  "owner": "Administrator", 
@@ -432,5 +448,5 @@
  "search_fields": "status,transaction_date,customer,lead,enquiry_type,territory,company", 
  "sort_field": "modified", 
  "sort_order": "DESC", 
- "title_field": "customer_name"
+ "title_field": "title"
 }
\ No newline at end of file
diff --git a/erpnext/crm/doctype/opportunity/opportunity.py b/erpnext/crm/doctype/opportunity/opportunity.py
index b6909aa..aacd53e 100644
--- a/erpnext/crm/doctype/opportunity/opportunity.py
+++ b/erpnext/crm/doctype/opportunity/opportunity.py
@@ -10,6 +10,23 @@
 from erpnext.utilities.transaction_base import TransactionBase
 
 class Opportunity(TransactionBase):
+	def set_sender(self, email_id):
+		"""Set lead against new opportunity"""
+		lead_name = frappe.get_value("Lead", {"email_id": email_id})
+		if not lead_name:
+			lead = frappe.get_doc({
+				"doctype": "Lead",
+				"email_id": email_id
+				"lead_name": email_id
+			})
+			lead.insert()
+			lead_name = lead.name
+
+		self.enquiry_from = "Lead"
+		self.lead = lead_name
+
+	def set_subject(self, subject):
+		self.title = subject
 
 	def validate(self):
 		self._prev = frappe._dict({
@@ -28,6 +45,9 @@
 		self.validate_lead_cust()
 		self.validate_cust_name()
 
+		if not self.title:
+			self.title = self.customer_name
+
 		from erpnext.accounts.utils import validate_fiscal_year
 		validate_fiscal_year(self.transaction_date, self.fiscal_year, _("Opportunity Date"), self)
 
@@ -118,7 +138,7 @@
 
 	def validate_item_details(self):
 		if not self.get('items'):
-			frappe.throw(_("Items required"))
+			return
 
 		# set missing values
 		item_fields = ("item_name", "description", "item_group", "brand")
diff --git a/erpnext/hooks.py b/erpnext/hooks.py
index 5d9dad0..a6a2e25 100644
--- a/erpnext/hooks.py
+++ b/erpnext/hooks.py
@@ -25,7 +25,7 @@
 # website
 update_website_context = "erpnext.shopping_cart.utils.update_website_context"
 my_account_context = "erpnext.shopping_cart.utils.update_my_account_context"
-email_append_to = ["Lead", "Job Applicant", "Opportunity", "Issue", "Warranty Claim"]
+email_append_to = ["Job Applicant", "Opportunity", "Issue"]
 
 website_route_rules = [
 	{"from_route": "/orders", "to_route": "Sales Order"},
diff --git a/erpnext/patches.txt b/erpnext/patches.txt
index 14ec93f..68d2679 100644
--- a/erpnext/patches.txt
+++ b/erpnext/patches.txt
@@ -134,4 +134,5 @@
 erpnext.patches.v5_0.newsletter
 execute:frappe.delete_doc("DocType", "Chart of Accounts")
 execute:frappe.delete_doc("DocType", "Style Settings")
+erpnext.patches.v5_0.update_opportunities
 
diff --git a/erpnext/patches/v5_0/update_opportunity.py b/erpnext/patches/v5_0/update_opportunity.py
new file mode 100644
index 0000000..8b5e1e0
--- /dev/null
+++ b/erpnext/patches/v5_0/update_opportunity.py
@@ -0,0 +1,12 @@
+# Copyright (c) 2013, Frappe Technologies Pvt. Ltd. and Contributors
+# License: GNU General Public License v3. See license.txt
+
+from __future__ import unicode_literals
+import frappe
+
+def execute():
+	frappe.reload_doctype("Opportunity")
+
+	# all existing opportunities were with items
+	frappe.db.sql("update tabOpportunity set with_items=1, title=customer_name")
+	frappe.db.sql("update `tabEmail Account` set append_to='Opportunity' where append_to='Lead'")
diff --git a/erpnext/setup/page/setup_wizard/install_fixtures.py b/erpnext/setup/page/setup_wizard/install_fixtures.py
index 3d583aa..7bbe139 100644
--- a/erpnext/setup/page/setup_wizard/install_fixtures.py
+++ b/erpnext/setup/page/setup_wizard/install_fixtures.py
@@ -151,7 +151,7 @@
 			{"attribute_value": _("White"), "abbr": "WHI"}
 		]},
 
-		{'doctype': "Email Account", "email_id": "sales@example.com", "append_to": "Lead"},
+		{'doctype': "Email Account", "email_id": "sales@example.com", "append_to": "Opportunity"},
 		{'doctype': "Email Account", "email_id": "support@example.com", "append_to": "Issue"},
 		{'doctype': "Email Account", "email_id": "jobs@example.com", "append_to": "Job Applicant"}
 	]
diff --git a/erpnext/support/doctype/issue/issue.json b/erpnext/support/doctype/issue/issue.json
index eea90fd..81e2868 100644
--- a/erpnext/support/doctype/issue/issue.json
+++ b/erpnext/support/doctype/issue/issue.json
@@ -64,6 +64,7 @@
    "label": "Raised By (Email)", 
    "oldfieldname": "raised_by", 
    "oldfieldtype": "Data", 
+   "options": "Email", 
    "permlevel": 0, 
    "reqd": 1
   }, 
@@ -217,8 +218,8 @@
  ], 
  "icon": "icon-ticket", 
  "idx": 1, 
- "modified": "2015-02-05 05:11:39.362659", 
- "modified_by": "Administrator", 
+ "modified": "2015-04-02 21:27:09.303683", 
+ "modified_by": "rmehta@gmail.com", 
  "module": "Support", 
  "name": "Issue", 
  "owner": "Administrator",