added dashboard
diff --git a/home/page/dashboard/dashboard.py b/home/page/dashboard/dashboard.py
new file mode 100644
index 0000000..3ce3b0c
--- /dev/null
+++ b/home/page/dashboard/dashboard.py
@@ -0,0 +1,216 @@
+dashboards = [
+	{
+		'type': 'account',
+		'account': 'Income',
+		'title': 'Income'
+	},
+	
+	{
+		'type': 'account',
+		'account': 'Expenses',
+		'title': 'Expenses'
+	},
+
+	{
+		'type': 'from_company',
+		'account': 'receivables_group',
+		'title': 'Receivables'
+	},
+
+	{
+		'type': 'from_company',
+		'account': 'payables_group',
+		'title': 'Payables'
+	},
+
+	{
+		'type': 'cash',
+		'debit_or_credit': 'Debit',
+		'title': 'Cash Inflow'
+	},
+
+	{
+		'type': 'cash',
+		'debit_or_credit': 'Credit',
+		'title': 'Cash Outflow'
+	},
+
+	{
+		'type': 'creation',
+		'doctype': 'Quotation',
+		'title': 'New Quotations'
+	},
+	
+	{
+		'type': 'creation',
+		'doctype': 'Sales Order',
+		'title': 'New Orders'
+	}
+]
+
+
+class DashboardWidget:
+	def __init__(self, company, start, end, interval):
+		import webnotes
+		from webnotes.utils import getdate
+		from webnotes.model.code import get_obj
+		
+		self.company = company
+		self.abbr = webnotes.conn.get_value('Company', company, 'abbr')
+		self.start = getdate(start)
+		self.end = getdate(end)
+		
+		self.interval = interval
+		self.fiscal_year = webnotes.conn.sql("""
+			select name from `tabFiscal Year` 
+			where year_start_date <= %s and
+			DATE_ADD(year_start_date, INTERVAL 1 YEAR) >= %s
+			""", (start, start))[0][0]
+		self.glc = get_obj('GL Control')
+		self.cash_accounts = [d[0] for d in webnotes.conn.sql("""
+			select name from tabAccount 
+			where account_type='Bank or Cash'
+			and company = %s and docstatus = 0 
+			""", company)]
+		
+	def timeline(self):
+		"""
+			get the timeline for the dashboard
+		"""
+		import webnotes
+		from webnotes.utils import add_days
+		tl = []
+	
+		if self.start > self.end:
+			webnotes.msgprint("Start must be before end", raise_exception=1)
+
+		curr = self.start
+		tl.append(curr)
+	
+		while curr < self.end:
+			curr = add_days(curr, self.interval, 'date')
+			tl.append(curr)
+
+		tl.append(self.end)
+
+		return tl
+		
+	def generate(self, opts):
+		"""
+			Generate the dasboard
+		"""
+		tl = self.timeline()
+		self.out = []
+		
+		for i in range(len(tl)-1):
+			self.out.append([tl[i+1].strftime('%Y-%m-%d'), self.value(opts, tl[i], tl[i+1]) or 0])
+			
+		return self.out
+
+	def get_account_balance(self, acc, start):
+		"""
+			Get as on account balance
+		"""
+		import webnotes
+		# add abbreviation to company
+		
+		if not acc.endswith(self.abbr):
+			acc += ' - ' + self.abbr
+
+		# get other reqd parameters
+		try:
+			globals().update(webnotes.conn.sql('select debit_or_credit, lft, rgt from tabAccount where name=%s', acc, as_dict=1)[0])
+		except Exception,e:
+			webnotes.msgprint('Wrongly defined account: ' + acc)
+			print acc
+			raise e
+		
+		return self.glc.get_as_on_balance(acc, self.fiscal_year, start, debit_or_credit, lft, rgt)
+
+	def get_creation_trend(self, doctype, start, end):
+		"""
+			Get creation # of creations in period
+		"""
+		import webnotes
+		return int(webnotes.conn.sql("""
+			select count(*) from `tab%s` where creation between %s and %s and docstatus=1
+		""" % (doctype, '%s','%s'), (start, end))[0][0])
+
+	def get_account_amt(self, acc, start, end):
+		"""
+			Get debit, credit over a period
+		"""
+		import webnotes
+		# add abbreviation to company
+		
+		if not acc.endswith(self.abbr):
+			acc += ' - ' + self.abbr
+			
+		ret = webnotes.conn.sql("""
+			select ifnull(sum(ifnull(t1.debit,0)),0), ifnull(sum(ifnull(t1.credit,0)),0)
+			from `tabGL Entry` t1, tabAccount t2
+			where t1.account = t2.name
+			and t2.is_pl_account = 'Yes'
+			and t2.debit_or_credit=%s
+			and ifnull(t1.is_cancelled, 'No')='No'
+			and t1.posting_date between %s and %s
+		""", (acc=='Income' and 'Credit' or 'Debit', start, end))[0]
+		
+		return acc=='Income' and (ret[1]-ret[0]) or (ret[0]-ret[1])
+
+	def value(self, opts, start, end):
+		"""
+			Value of the series on a particular date
+		"""
+		import webnotes
+		if opts['type']=='account':
+			bal = self.get_account_amt(opts['account'], start, end)
+		
+		elif opts['type']=='from_company':
+			acc = webnotes.conn.get_value('Company', self.company, \
+				opts['account'].split('.')[-1])
+			
+			return self.get_account_balance(acc, start)[2]
+						
+		elif opts['type']=='cash':
+			if type=='Credit':
+				return sum([self.get_account_balance(acc, start)[1] for acc in self.cash_accounts]) or 0
+			if type=='Debit':
+				return sum([self.get_account_balance(acc, start)[0] for acc in self.cash_accounts]) or 0
+			
+		elif opts['type']=='creation':
+			return self.get_creation_trend(opts['doctype'], start, end)
+
+
+def load_dashboard(args):
+	"""
+		Get dashboard based on
+		1. Company (default company)
+		2. Start Date (last 3 months)
+		3. End Date (today)
+		4. Interval (7 days)
+	"""
+	dl = []
+	import json
+	args = json.loads(args)
+	dw = DashboardWidget(args['company'], args['start'], args['end'], int(args['interval']))
+
+	# render the dashboards
+	for d in dashboards:
+		dl.append([d, dw.generate(d)])
+
+	return dl
+
+if __name__=='__main__':
+	import sys
+	sys.path.append('/var/www/webnotes/wnframework/cgi-bin')
+	from webnotes.db import Database
+	import webnotes
+	webnotes.conn = Database(use_default=1)
+	webnotes.session = {'user':'Administrator'}
+	print load_dashboard("""{
+		"company": "My Test",
+		"start": "2011-05-01",
+		"end": "2011-08-01",
+		"interval": "7"
+	}""")
\ No newline at end of file