391 lines
16 KiB
Python
391 lines
16 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) 2004-2010 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 openerp import pooler
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from openerp import tools
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from openerp.osv import fields, osv
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class Env(dict):
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def __init__(self, obj, user):
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self.__obj = obj
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self.__usr = user
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def __getitem__(self, name):
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if name in ('__obj', '__user'):
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return super(Env, self).__getitem__(name)
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if name == 'user':
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return self.__user
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if name == 'object':
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return self.__obj
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return self.__obj[name]
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class process_process(osv.osv):
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_name = "process.process"
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_description = "Process"
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_columns = {
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'name': fields.char('Name', size=30,required=True, translate=True),
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'active': fields.boolean('Active', help="If the active field is set to False, it will allow you to hide the process without removing it."),
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'model_id': fields.many2one('ir.model', 'Object', ondelete='set null'),
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'note': fields.text('Notes', translate=True),
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'node_ids': fields.one2many('process.node', 'process_id', 'Nodes')
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}
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_defaults = {
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'active' : lambda *a: True,
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}
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def search_by_model(self, cr, uid, res_model, context=None):
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pool = pooler.get_pool(cr.dbname)
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model_ids = (res_model or None) and pool.get('ir.model').search(cr, uid, [('model', '=', res_model)])
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domain = (model_ids or []) and [('model_id', 'in', model_ids)]
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result = []
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# search all processes
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res = pool.get('process.process').search(cr, uid, domain)
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if res:
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res = pool.get('process.process').browse(cr, uid, res, context=context)
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for process in res:
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result.append((process.id, process.name))
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return result
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# else search process nodes
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res = pool.get('process.node').search(cr, uid, domain)
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if res:
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res = pool.get('process.node').browse(cr, uid, res, context=context)
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for node in res:
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if (node.process_id.id, node.process_id.name) not in result:
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result.append((node.process_id.id, node.process_id.name))
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return result
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def graph_get(self, cr, uid, id, res_model, res_id, scale, context=None):
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pool = pooler.get_pool(cr.dbname)
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process = pool.get('process.process').browse(cr, uid, id, context=context)
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name = process.name
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resource = False
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state = 'N/A'
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expr_context = {}
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states = {}
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perm = False
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if res_model:
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states = dict(pool.get(res_model).fields_get(cr, uid, context=context).get('state', {}).get('selection', {}))
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if res_id:
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current_object = pool.get(res_model).browse(cr, uid, res_id, context=context)
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current_user = pool.get('res.users').browse(cr, uid, uid, context=context)
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expr_context = Env(current_object, current_user)
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resource = current_object.name
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if 'state' in current_object:
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state = states.get(current_object.state, 'N/A')
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perm = pool.get(res_model).perm_read(cr, uid, [res_id], context=context)[0]
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notes = process.note or "N/A"
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nodes = {}
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start = []
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transitions = {}
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for node in process.node_ids:
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data = {}
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data['name'] = node.name
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data['model'] = (node.model_id or None) and node.model_id.model
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data['kind'] = node.kind
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data['subflow'] = (node.subflow_id or False) and [node.subflow_id.id, node.subflow_id.name]
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data['notes'] = node.note
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data['active'] = False
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data['gray'] = False
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data['url'] = node.help_url
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data['model_states'] = node.model_states
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# get assosiated workflow
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if data['model']:
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wkf_ids = self.pool.get('workflow').search(cr, uid, [('osv', '=', data['model'])])
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data['workflow'] = (wkf_ids or False) and wkf_ids[0]
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if 'directory_id' in node and node.directory_id:
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data['directory_id'] = node.directory_id.id
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data['directory'] = self.pool.get('document.directory').get_resource_path(cr, uid, data['directory_id'], data['model'], False)
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if node.menu_id:
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data['menu'] = {'name': node.menu_id.complete_name, 'id': node.menu_id.id}
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try:
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gray = True
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for cond in node.condition_ids:
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if cond.model_id and cond.model_id.model == res_model:
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gray = gray and eval(cond.model_states, expr_context)
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data['gray'] = not gray
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except:
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pass
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if not data['gray']:
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if node.model_id and node.model_id.model == res_model:
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try:
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data['active'] = eval(node.model_states, expr_context)
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except Exception:
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pass
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nodes[node.id] = data
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if node.flow_start:
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start.append(node.id)
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for tr in node.transition_out:
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data = {}
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data['name'] = tr.name
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data['source'] = tr.source_node_id.id
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data['target'] = tr.target_node_id.id
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data['notes'] = tr.note
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data['buttons'] = buttons = []
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for b in tr.action_ids:
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button = {}
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button['name'] = b.name
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button['state'] = b.state
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button['action'] = b.action
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buttons.append(button)
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data['groups'] = groups = []
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for r in tr.transition_ids:
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if r.group_id:
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groups.append({'name': r.group_id.name})
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for r in tr.group_ids:
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groups.append({'name': r.name})
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transitions[tr.id] = data
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# now populate resource information
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def update_relatives(nid, ref_id, ref_model):
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relatives = []
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for dummy, tr in transitions.items():
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if tr['source'] == nid:
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relatives.append(tr['target'])
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if tr['target'] == nid:
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relatives.append(tr['source'])
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if not ref_id:
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nodes[nid]['res'] = False
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return
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nodes[nid]['res'] = resource = {'id': ref_id, 'model': ref_model}
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refobj = pool.get(ref_model).browse(cr, uid, ref_id, context=context)
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fields = pool.get(ref_model).fields_get(cr, uid, context=context)
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# check for directory_id from inherited from document module
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if nodes[nid].get('directory_id', False):
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resource['directory'] = self.pool.get('document.directory').get_resource_path(cr, uid, nodes[nid]['directory_id'], ref_model, ref_id)
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resource['name'] = pool.get(ref_model).name_get(cr, uid, [ref_id], context=context)[0][1]
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resource['perm'] = pool.get(ref_model).perm_read(cr, uid, [ref_id], context=context)[0]
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ref_expr_context = Env(refobj, current_user)
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try:
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if not nodes[nid]['gray']:
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nodes[nid]['active'] = eval(nodes[nid]['model_states'], ref_expr_context)
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except:
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pass
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for r in relatives:
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node = nodes[r]
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if 'res' not in node:
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for n, f in fields.items():
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if node['model'] == ref_model:
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update_relatives(r, ref_id, ref_model)
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elif f.get('relation') == node['model']:
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rel = refobj[n]
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if rel and isinstance(rel, list) :
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rel = rel[0]
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try: # XXX: rel has been reported as string (check it)
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_id = (rel or False) and rel.id
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_model = node['model']
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update_relatives(r, _id, _model)
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except:
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pass
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if res_id:
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for nid, node in nodes.items():
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if not node['gray'] and (node['active'] or node['model'] == res_model):
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update_relatives(nid, res_id, res_model)
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break
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# calculate graph layout
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g = tools.graph(nodes.keys(), map(lambda x: (x['source'], x['target']), transitions.values()))
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g.process(start)
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g.scale(*scale) #g.scale(100, 100, 180, 120)
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graph = g.result_get()
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# fix the height problem
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miny = -1
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for k,v in nodes.items():
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x = graph[k]['x']
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y = graph[k]['y']
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if miny == -1:
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miny = y
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miny = min(y, miny)
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v['x'] = x
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v['y'] = y
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for k, v in nodes.items():
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y = v['y']
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v['y'] = min(y - miny + 10, y)
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nodes = dict([str(n_key), n_val] for n_key, n_val in nodes.iteritems())
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transitions = dict([str(t_key), t_val] for t_key, t_val in transitions.iteritems())
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return dict(name=name, resource=resource, state=state, perm=perm, notes=notes, nodes=nodes, transitions=transitions)
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def copy(self, cr, uid, id, default=None, context=None):
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""" Deep copy the entire process.
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"""
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if not default:
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default = {}
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pool = pooler.get_pool(cr.dbname)
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process = pool.get('process.process').browse(cr, uid, id, context=context)
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nodes = {}
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transitions = {}
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# first copy all nodes and and map the new nodes with original for later use in transitions
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for node in process.node_ids:
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for t in node.transition_in:
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tr = transitions.setdefault(t.id, {})
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tr['target'] = node.id
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for t in node.transition_out:
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tr = transitions.setdefault(t.id, {})
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tr['source'] = node.id
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nodes[node.id] = pool.get('process.node').copy(cr, uid, node.id, context=context)
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# then copy transitions with new nodes
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for tid, tr in transitions.items():
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vals = {
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'source_node_id': nodes[tr['source']],
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'target_node_id': nodes[tr['target']]
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}
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tr = pool.get('process.transition').copy(cr, uid, tid, default=vals, context=context)
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# and finally copy the process itself with new nodes
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default.update({
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'active': True,
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'node_ids': [(6, 0, nodes.values())]
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})
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return super(process_process, self).copy(cr, uid, id, default, context)
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process_process()
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class process_node(osv.osv):
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_name = 'process.node'
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_description ='Process Node'
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_columns = {
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'name': fields.char('Name', size=30,required=True, translate=True),
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'process_id': fields.many2one('process.process', 'Process', required=True, ondelete='cascade'),
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'kind': fields.selection([('state','Status'), ('subflow','Subflow')], 'Kind of Node', required=True),
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'menu_id': fields.many2one('ir.ui.menu', 'Related Menu'),
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'note': fields.text('Notes', translate=True),
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'model_id': fields.many2one('ir.model', 'Object', ondelete='set null'),
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'model_states': fields.char('States Expression', size=128),
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'subflow_id': fields.many2one('process.process', 'Subflow', ondelete='set null'),
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'flow_start': fields.boolean('Starting Flow'),
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'transition_in': fields.one2many('process.transition', 'target_node_id', 'Starting Transitions'),
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'transition_out': fields.one2many('process.transition', 'source_node_id', 'Ending Transitions'),
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'condition_ids': fields.one2many('process.condition', 'node_id', 'Conditions'),
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'help_url': fields.char('Help URL', size=255)
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}
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_defaults = {
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'kind': lambda *args: 'state',
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'model_states': lambda *args: False,
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'flow_start': lambda *args: False,
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}
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def copy_data(self, cr, uid, id, default=None, context=None):
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if not default:
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default = {}
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default.update({
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'transition_in': [],
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'transition_out': []
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})
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return super(process_node, self).copy_data(cr, uid, id, default, context=context)
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process_node()
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class process_node_condition(osv.osv):
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_name = 'process.condition'
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_description = 'Condition'
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_columns = {
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'name': fields.char('Name', size=30, required=True),
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'node_id': fields.many2one('process.node', 'Node', required=True, ondelete='cascade'),
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'model_id': fields.many2one('ir.model', 'Object', ondelete='set null'),
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'model_states': fields.char('Expression', required=True, size=128)
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}
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process_node_condition()
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class process_transition(osv.osv):
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_name = 'process.transition'
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_description ='Process Transition'
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_columns = {
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'name': fields.char('Name', size=32, required=True, translate=True),
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'source_node_id': fields.many2one('process.node', 'Source Node', required=True, ondelete='cascade'),
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'target_node_id': fields.many2one('process.node', 'Target Node', required=True, ondelete='cascade'),
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'action_ids': fields.one2many('process.transition.action', 'transition_id', 'Buttons'),
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'transition_ids': fields.many2many('workflow.transition', 'process_transition_ids', 'ptr_id', 'wtr_id', 'Workflow Transitions'),
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'group_ids': fields.many2many('res.groups', 'process_transition_group_rel', 'tid', 'rid', string='Required Groups'),
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'note': fields.text('Description', translate=True),
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}
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process_transition()
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class process_transition_action(osv.osv):
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_name = 'process.transition.action'
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_description ='Process Transitions Actions'
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_columns = {
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'name': fields.char('Name', size=32, required=True, translate=True),
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'state': fields.selection([('dummy','Dummy'),
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('object','Object Method'),
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('workflow','Workflow Trigger'),
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('action','Action')], 'Type', required=True),
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'action': fields.char('Action ID', size=64, states={
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'dummy':[('readonly',1)],
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'object':[('required',1)],
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'workflow':[('required',1)],
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'action':[('required',1)],
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},),
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'transition_id': fields.many2one('process.transition', 'Transition', required=True, ondelete='cascade')
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}
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_defaults = {
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'state': lambda *args: 'dummy',
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}
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def copy_data(self, cr, uid, id, default=None, context=None):
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if not default:
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default = {}
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state = self.pool.get('process.transition.action').browse(cr, uid, id, context=context).state
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if state:
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default['state'] = state
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return super(process_transition_action, self).copy_data(cr, uid, id, default, context)
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process_transition_action()
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# vim:expandtab:smartindent:tabstop=4:softtabstop=4:shiftwidth=4:
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