1 # -*- encoding: utf-8 -*-
2 ##############################################################################
4 # OpenERP, Open Source Management Solution
5 # Copyright (C) 2004-2008 Tiny SPRL (<http://tiny.be>). All Rights Reserved
8 # This program is free software: you can redistribute it and/or modify
9 # it under the terms of the GNU General Public License as published by
10 # the Free Software Foundation, either version 3 of the License, or
11 # (at your option) any later version.
13 # This program is distributed in the hope that it will be useful,
14 # but WITHOUT ANY WARRANTY; without even the implied warranty of
15 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 # GNU General Public License for more details.
18 # You should have received a copy of the GNU General Public License
19 # along with this program. If not, see <http://www.gnu.org/licenses/>.
21 ##############################################################################
26 from osv import fields, osv
30 def __init__(self, obj, user):
34 def __getitem__(self, name):
36 if name in ('__obj', '__user'):
37 return super(ExprContext, self).__getitem__(name)
45 return self.__obj[name]
47 class process_process(osv.osv):
48 _name = "process.process"
49 _description = "Process"
51 'name': fields.char('Name', size=30,required=True, translate=True),
52 'active': fields.boolean('Active'),
53 'model_id': fields.many2one('ir.model', 'Object', ondelete='set null'),
54 'note': fields.text('Notes', translate=True),
55 'node_ids': fields.one2many('process.node', 'process_id', 'Nodes')
58 'active' : lambda *a: True,
61 def search_by_model(self, cr, uid, res_model, context):
62 pool = pooler.get_pool(cr.dbname)
63 model_ids = (res_model or None) and pool.get('ir.model').search(cr, uid, [('model', '=', res_model)])
65 domain = (model_ids or []) and [('model_id', 'in', model_ids)]
68 # search all processes
69 res = pool.get('process.process').search(cr, uid, domain)
71 res = pool.get('process.process').browse(cr, uid, res, context)
73 result.append((process.id, process.name))
76 # else search process nodes
77 res = pool.get('process.node').search(cr, uid, domain)
79 res = pool.get('process.node').browse(cr, uid, res, context)
81 if (node.process_id.id, node.process_id.name) not in result:
82 result.append((node.process_id.id, node.process_id.name))
86 def graph_get(self, cr, uid, id, res_model, res_id, scale, context):
88 res_model = (self.browse(cr, uid, [id])[0]).model_id.model
90 pool = pooler.get_pool(cr.dbname)
92 process = pool.get('process.process').browse(cr, uid, [id])[0]
100 states = dict(pool.get(res_model).fields_get(cr, uid, context=context).get('state', {}).get('selection', {}))
103 current_object = pool.get(res_model).browse(cr, uid, [res_id], context)[0]
104 current_user = pool.get('res.users').browse(cr, uid, [uid], context)[0]
105 expr_context = Env(current_object, current_user)
106 title = _("%s - Resource: %s, State: %s") % (process.name, current_object.name, states.get(getattr(current_object, 'state'), 'N/A'))
107 perm = pool.get(res_model).perm_read(cr, uid, [res_id], context)[0]
109 notes = process.note or "N/A"
114 for node in process.node_ids:
116 data['name'] = node.name
117 data['model'] = (node.model_id or None) and node.model_id.model
118 data['kind'] = node.kind
119 data['subflow'] = (node.subflow_id or False) and [node.subflow_id.id, node.subflow_id.name]
120 data['notes'] = node.note
121 data['active'] = False
123 data['url'] = node.help_url
125 # get assosiated workflow
127 wkf_ids = self.pool.get('workflow').search(cr, uid, [('osv', '=', data['model'])])
128 data['workflow'] = (wkf_ids or False) and wkf_ids[0]
130 if 'directory_id' in node and node.directory_id:
131 data['directory_id'] = node.directory_id.id
134 data['menu'] = {'name': node.menu_id.complete_name, 'id': node.menu_id.id}
136 if node.model_id and node.model_id.model == res_model:
138 data['active'] = eval(node.model_states, expr_context)
142 if not data['active']:
145 for cond in node.condition_ids:
146 if cond.model_id and cond.model_id.model == res_model:
147 gray = gray and eval(cond.model_states, expr_context)
148 data['gray'] = not gray
152 nodes[node.id] = data
154 start.append(node.id)
156 for tr in node.transition_out:
158 data['name'] = tr.name
159 data['source'] = tr.source_node_id.id
160 data['target'] = tr.target_node_id.id
161 data['notes'] = tr.note
162 data['buttons'] = buttons = []
163 for b in tr.action_ids:
165 button['name'] = b.name
166 button['state'] = b.state
167 button['action'] = b.action
168 buttons.append(button)
169 data['roles'] = roles = []
170 for r in tr.transition_ids:
173 role['name'] = r.role_id.name
175 for r in tr.role_ids:
177 role['name'] = r.name
179 transitions[tr.id] = data
181 # now populate resource information
182 def update_relatives(nid, ref_id, ref_model):
185 for tid, tr in transitions.items():
186 if tr['source'] == nid:
187 relatives.append(tr['target'])
188 if tr['target'] == nid:
189 relatives.append(tr['source'])
192 nodes[nid]['res'] = False
195 nodes[nid]['res'] = resource = {'id': ref_id, 'model': ref_model}
197 refobj = pool.get(ref_model).browse(cr, uid, [ref_id], context)[0]
198 fields = pool.get(ref_model).fields_get(cr, uid, context=context)
200 # chech for directory_id from inherited from document module
201 if nodes[nid].get('directory_id', False):
202 resource['directory'] = self.pool.get('document.directory').get_resource_path(cr, uid, nodes[nid]['directory_id'], ref_model, ref_id)
204 resource['name'] = refobj.name_get(context)[0][1]
205 resource['perm'] = pool.get(ref_model).perm_read(cr, uid, [ref_id], context)[0]
209 if 'res' not in node:
210 for n, f in fields.items():
211 if node['model'] == ref_model:
212 update_relatives(r, ref_id, ref_model)
214 elif f.get('relation') == node['model']:
216 if rel and isinstance(rel, list) :
218 try: # XXX: rel has been reported as string (check it)
219 _id = (rel or False) and rel.id
220 _model = node['model']
221 update_relatives(r, _id, _model)
226 for nid, node in nodes.items():
227 if not node['gray'] and (node['active'] or node['model'] == res_model):
228 update_relatives(nid, res_id, res_model)
231 # calculate graph layout
232 g = tools.graph(nodes.keys(), map(lambda x: (x['source'], x['target']), transitions.values()))
234 g.scale(*scale) #g.scale(100, 100, 180, 120)
235 graph = g.result_get()
237 # fix the height problem
239 for k,v in nodes.items():
248 for k, v in nodes.items():
250 v['y'] = min(y - miny + 10, y)
252 return dict(title=title, perm=perm, notes=notes, nodes=nodes, transitions=transitions)
254 def copy(self, cr, uid, id, default=None, context={}):
255 """ Deep copy the entire process.
261 pool = pooler.get_pool(cr.dbname)
262 process = pool.get('process.process').browse(cr, uid, [id], context)[0]
267 # first copy all nodes and and map the new nodes with original for later use in transitions
268 for node in process.node_ids:
269 for t in node.transition_in:
270 tr = transitions.setdefault(t.id, {})
271 tr['target'] = node.id
272 for t in node.transition_out:
273 tr = transitions.setdefault(t.id, {})
274 tr['source'] = node.id
275 nodes[node.id] = pool.get('process.node').copy(cr, uid, node.id, context=context)
277 # then copy transitions with new nodes
278 for tid, tr in transitions.items():
280 'source_node_id': nodes[tr['source']],
281 'target_node_id': nodes[tr['target']]
283 tr = pool.get('process.transition').copy(cr, uid, tid, default=vals, context=context)
285 # and finally copy the process itself with new nodes
288 'node_ids': [(6, 0, nodes.values())]
290 return super(process_process, self).copy(cr, uid, id, default, context)
294 class process_node(osv.osv):
295 _name = 'process.node'
296 _description ='Process Nodes'
298 'name': fields.char('Name', size=30,required=True, translate=True),
299 'process_id': fields.many2one('process.process', 'Process', required=True, ondelete='cascade'),
300 'kind': fields.selection([('state','State'), ('subflow','Subflow')], 'Kind of Node', required=True),
301 'menu_id': fields.many2one('ir.ui.menu', 'Related Menu'),
302 'note': fields.text('Notes', translate=True),
303 'model_id': fields.many2one('ir.model', 'Object', ondelete='set null'),
304 'model_states': fields.char('States Expression', size=128),
305 'subflow_id': fields.many2one('process.process', 'Subflow', ondelete='set null'),
306 'flow_start': fields.boolean('Starting Flow'),
307 'transition_in': fields.one2many('process.transition', 'target_node_id', 'Starting Transitions'),
308 'transition_out': fields.one2many('process.transition', 'source_node_id', 'Ending Transitions'),
309 'condition_ids': fields.one2many('process.condition', 'node_id', 'Conditions'),
310 'help_url': fields.char('Help URL', size=255)
313 'kind': lambda *args: 'state',
314 'model_states': lambda *args: False,
315 'flow_start': lambda *args: False,
318 def copy(self, cr, uid, id, default=None, context={}):
325 return super(process_node, self).copy(cr, uid, id, default, context)
329 class process_node_condition(osv.osv):
330 _name = 'process.condition'
331 _description = 'Condition'
333 'name': fields.char('Name', size=30, required=True),
334 'node_id': fields.many2one('process.node', 'Node', required=True, ondelete='cascade'),
335 'model_id': fields.many2one('ir.model', 'Object', ondelete='set null'),
336 'model_states': fields.char('Expression', required=True, size=128)
338 process_node_condition()
340 class process_transition(osv.osv):
341 _name = 'process.transition'
342 _description ='Process Transitions'
344 'name': fields.char('Name', size=32, required=True, translate=True),
345 'source_node_id': fields.many2one('process.node', 'Source Node', required=True, ondelete='cascade'),
346 'target_node_id': fields.many2one('process.node', 'Target Node', required=True, ondelete='cascade'),
347 'action_ids': fields.one2many('process.transition.action', 'transition_id', 'Buttons'),
348 'transition_ids': fields.many2many('workflow.transition', 'process_transition_ids', 'ptr_id', 'wtr_id', 'Workflow Transitions'),
349 'role_ids': fields.many2many('res.roles', 'process_transition_roles_rel', 'tid', 'rid', 'Roles'),
350 'note': fields.text('Description', translate=True),
354 class process_transition_action(osv.osv):
355 _name = 'process.transition.action'
356 _description ='Process Transitions Actions'
358 'name': fields.char('Name', size=32, required=True, translate=True),
359 'state': fields.selection([('dummy','Dummy'),
360 ('object','Object Method'),
361 ('workflow','Workflow Trigger'),
362 ('action','Action')], 'Type', required=True),
363 'action': fields.char('Action ID', size=64, states={
364 'dummy':[('readonly',1)],
365 'object':[('required',1)],
366 'workflow':[('required',1)],
367 'action':[('required',1)],
369 'transition_id': fields.many2one('process.transition', 'Transition', required=True, ondelete='cascade')
372 'state': lambda *args: 'dummy',
375 def copy(self, cr, uid, id, default=None, context={}):
379 state = self.pool.get('process.transition.action').browse(cr, uid, [id], context)[0].state
381 default['state'] = state
383 return super(process_transition_action, self).copy(cr, uid, id, default, context)
385 process_transition_action()