225 lines
9.6 KiB
Python
225 lines
9.6 KiB
Python
# -*- coding: utf-8 -*-
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##############################################################################
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#
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# OpenERP, Open Source Management Solution
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# Copyright (C) 2004-2009 Tiny SPRL (<http://tiny.be>).
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#
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU Affero General Public License as
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# published by the Free Software Foundation, either version 3 of the
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# License, or (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU Affero General Public License for more details.
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#
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# You should have received a copy of the GNU Affero General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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#
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##############################################################################
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from osv import fields, osv
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from tools import graph
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import netsvc
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class workflow(osv.osv):
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_name = "workflow"
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_table = "wkf"
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_order = "name"
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# _log_access = False
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_columns = {
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'name': fields.char('Name', size=64, required=True),
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'osv': fields.char('Resource Object', size=64, required=True,select=True),
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'on_create': fields.boolean('On Create', select=True),
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'activities': fields.one2many('workflow.activity', 'wkf_id', 'Activities'),
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}
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_defaults = {
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'on_create': lambda *a: True
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}
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def write(self, cr, user, ids, vals, context=None):
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if not context:
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context={}
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wf_service = netsvc.LocalService("workflow")
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wf_service.clear_cache(cr, user)
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return super(workflow, self).write(cr, user, ids, vals, context=context)
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def get_active_workitems(self, cr, uid, res, res_id, context={}):
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cr.execute('select * from wkf where osv=%s limit 1',(res,))
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wkfinfo = cr.dictfetchone()
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workitems = []
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if wkfinfo:
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cr.execute('SELECT id FROM wkf_instance \
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WHERE res_id=%s AND wkf_id=%s \
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ORDER BY state LIMIT 1',
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(res_id, wkfinfo['id']))
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inst_id = cr.fetchone()
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cr.execute('select act_id,count(*) from wkf_workitem where inst_id=%s group by act_id', (inst_id,))
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workitems = dict(cr.fetchall())
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return {'wkf': wkfinfo, 'workitems': workitems}
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#
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# scale = (vertical-distance, horizontal-distance, min-node-width(optional), min-node-height(optional), margin(default=20))
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#
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# def graph_get(self, cr, uid, id, scale, context={}):
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#
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# nodes= []
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# nodes_name = []
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# transitions = []
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# start = []
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# tres = {}
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# no_ancester = []
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# workflow = self.browse(cr, uid, id, context)
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# for a in workflow.activities:
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# nodes_name.append((a.id,a.name))
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# nodes.append(a.id)
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# if a.flow_start:
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# start.append(a.id)
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# else:
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# if not a.in_transitions:
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# no_ancester.append(a.id)
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#
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# for t in a.out_transitions:
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# transitions.append((a.id, t.act_to.id))
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# tres[t.id] = (a.id, t.act_to.id)
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#
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#
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# g = graph(nodes, transitions, no_ancester)
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# g.process(start)
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# g.scale(*scale)
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# result = g.result_get()
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# results = {}
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#
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# for node in nodes_name:
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# results[str(node[0])] = result[node[0]]
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# results[str(node[0])]['name'] = node[1]
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#
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# return {'nodes': results, 'transitions': tres}
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def create(self, cr, user, vals, context=None):
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if not context:
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context={}
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wf_service = netsvc.LocalService("workflow")
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wf_service.clear_cache(cr, user)
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return super(workflow, self).create(cr, user, vals, context=context)
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workflow()
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class wkf_activity(osv.osv):
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_name = "workflow.activity"
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_table = "wkf_activity"
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_order = "name"
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# _log_access = False
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_columns = {
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'name': fields.char('Name', size=64, required=True),
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'wkf_id': fields.many2one('workflow', 'Workflow', required=True, select=True, ondelete='cascade'),
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'split_mode': fields.selection([('XOR', 'Xor'), ('OR','Or'), ('AND','And')], 'Split Mode', size=3, required=True),
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'join_mode': fields.selection([('XOR', 'Xor'), ('AND', 'And')], 'Join Mode', size=3, required=True),
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'kind': fields.selection([('dummy', 'Dummy'), ('function', 'Function'), ('subflow', 'Subflow'), ('stopall', 'Stop All')], 'Kind', size=64, required=True),
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'action': fields.text('Python Action'),
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'action_id': fields.many2one('ir.actions.server', 'Server Action', ondelete='set null'),
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'flow_start': fields.boolean('Flow Start'),
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'flow_stop': fields.boolean('Flow Stop'),
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'subflow_id': fields.many2one('workflow', 'Subflow'),
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'signal_send': fields.char('Signal (subflow.*)', size=32),
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'out_transitions': fields.one2many('workflow.transition', 'act_from', 'Outgoing Transitions'),
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'in_transitions': fields.one2many('workflow.transition', 'act_to', 'Incoming Transitions'),
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}
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_defaults = {
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'kind': lambda *a: 'dummy',
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'join_mode': lambda *a: 'XOR',
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'split_mode': lambda *a: 'XOR',
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}
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wkf_activity()
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class wkf_transition(osv.osv):
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_table = "wkf_transition"
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_name = "workflow.transition"
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# _log_access = False
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_rec_name = 'signal'
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_columns = {
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'trigger_model': fields.char('Trigger Object', size=128),
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'trigger_expr_id': fields.char('Trigger Expression', size=128),
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'signal': fields.char('Signal (button Name)', size=64,
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help="When the operation of transition comes from a button pressed in the client form, "\
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"signal tests the name of the pressed button. If signal is NULL, no button is necessary to validate this transition."),
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'group_id': fields.many2one('res.groups', 'Group Required',
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help="The group that a user must have to be authorized to validate this transition."),
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'condition': fields.char('Condition', required=True, size=128,
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help="Expression to be satisfied if we want the transition done."),
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'act_from': fields.many2one('workflow.activity', 'Source Activity', required=True, select=True, ondelete='cascade',
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help="Source activity. When this activity is over, the condition is tested to determine if we can start the ACT_TO activity."),
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'act_to': fields.many2one('workflow.activity', 'Destination Activity', required=True, select=True, ondelete='cascade',
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help="The destination activity."),
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'wkf_id': fields.related('act_from','wkf_id', type='many2one', relation='workflow', string='Workflow', select=True),
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}
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_defaults = {
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'condition': lambda *a: 'True',
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}
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wkf_transition()
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class wkf_instance(osv.osv):
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_table = "wkf_instance"
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_name = "workflow.instance"
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_rec_name = 'res_type'
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_log_access = False
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_columns = {
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'wkf_id': fields.many2one('workflow', 'Workflow', ondelete='cascade', select=True),
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'res_id': fields.integer('Resource ID'),
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'res_type': fields.char('Resource Object', size=64),
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'state': fields.char('State', size=32),
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}
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def _auto_init(self, cr, context=None):
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super(wkf_instance, self)._auto_init(cr, context)
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cr.execute('SELECT indexname FROM pg_indexes WHERE indexname = \'wkf_instance_res_type_res_id_state_index\'')
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if not cr.fetchone():
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cr.execute('CREATE INDEX wkf_instance_res_type_res_id_state_index ON wkf_instance (res_type, res_id, state)')
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cr.execute('SELECT indexname FROM pg_indexes WHERE indexname = \'wkf_instance_res_id_wkf_id_index\'')
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if not cr.fetchone():
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cr.execute('CREATE INDEX wkf_instance_res_id_wkf_id_index ON wkf_instance (res_id, wkf_id)')
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wkf_instance()
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class wkf_workitem(osv.osv):
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_table = "wkf_workitem"
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_name = "workflow.workitem"
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_log_access = False
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_rec_name = 'state'
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_columns = {
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'act_id': fields.many2one('workflow.activity', 'Activity', required=True, ondelete="restrict", select=True),
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'wkf_id': fields.related('act_id','wkf_id', type='many2one', relation='workflow', string='Workflow'),
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'subflow_id': fields.many2one('workflow.instance', 'Subflow', ondelete="cascade", select=True),
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'inst_id': fields.many2one('workflow.instance', 'Instance', required=True, ondelete="cascade", select=True),
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'state': fields.char('State', size=64, select=True),
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}
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wkf_workitem()
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class wkf_triggers(osv.osv):
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_table = "wkf_triggers"
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_name = "workflow.triggers"
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_log_access = False
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_columns = {
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'res_id': fields.integer('Resource ID', size=128),
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'model': fields.char('Object', size=128),
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'instance_id': fields.many2one('workflow.instance', 'Destination Instance', ondelete="cascade"),
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'workitem_id': fields.many2one('workflow.workitem', 'Workitem', required=True, ondelete="cascade"),
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}
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def _auto_init(self, cr, context={}):
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super(wkf_triggers, self)._auto_init(cr, context)
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cr.execute('SELECT indexname FROM pg_indexes WHERE indexname = \'wkf_triggers_res_id_model_index\'')
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if not cr.fetchone():
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cr.execute('CREATE INDEX wkf_triggers_res_id_model_index ON wkf_triggers (res_id, model)')
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wkf_triggers()
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# vim:expandtab:smartindent:tabstop=4:softtabstop=4:shiftwidth=4:
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