250 lines
8.1 KiB
Python
250 lines
8.1 KiB
Python
##############################################################################
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#
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# Copyright (c) 2004 TINY SPRL. (http://tiny.be)
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#
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# $Id: __init__.py 1308 2005-09-08 18:02:01Z pinky $
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#
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# WARNING: This program as such is intended to be used by professional
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# programmers who take the whole responsability of assessing all potential
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# consequences resulting from its eventual inadequacies and bugs
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# End users who are looking for a ready-to-use solution with commercial
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# garantees and support are strongly adviced to contact a Free Software
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# Service Company
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#
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# This program is Free Software; you can redistribute it and/or
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# modify it under the terms of the GNU General Public License
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# as published by the Free Software Foundation; either version 2
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# of the 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 General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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#
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##############################################################################
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import os, sys, imp
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import itertools
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from sets import Set
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import osv
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import tools
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import pooler
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import netsvc
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from osv import fields
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logger = netsvc.Logger()
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opj = os.path.join
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ad = tools.config['addons_path']
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sys.path.insert(1,ad)
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class Graph(dict):
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def addNode(self, name, deps):
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max_depth, father = 0, None
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for n in [Node(x, self) for x in deps]:
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if n.depth >= max_depth:
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father = n
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max_depth = n.depth
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if father:
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father.addChild(name)
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else:
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Node(name, self)
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def __iter__(self):
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level = 0
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done = Set(self.keys())
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while done:
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level_modules = [(name, module) for name, module in self.items() if module.depth==level]
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for name, module in level_modules:
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done.remove(name)
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yield module
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level += 1
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class Singleton(object):
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def __new__(cls, name, graph):
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if name in graph:
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inst = graph[name]
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else:
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inst = object.__new__(cls)
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inst.name = name
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graph[name] = inst
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return inst
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class Node(Singleton):
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def __init__(self, name, graph):
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self.graph = graph
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if not hasattr(self, 'childs'):
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self.childs = []
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if not hasattr(self, 'depth'):
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self.depth = 0
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def addChild(self, name):
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node = Node(name, self.graph)
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node.depth = self.depth + 1
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if node not in self.childs:
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self.childs.append(node)
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for attr in ('init', 'update', 'demo'):
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if hasattr(self, attr):
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setattr(node, attr, True)
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self.childs.sort(lambda x,y: cmp(x.name, y.name))
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def hasChild(self, name):
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return Node(name, self.graph) in self.childs or \
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bool([c for c in self.childs if c.hasChild(name)])
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def __setattr__(self, name, value):
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super(Singleton, self).__setattr__(name, value)
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if name in ('init', 'update', 'demo'):
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tools.config[name][self.name] = 1
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for child in self.childs:
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setattr(child, name, value)
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if name == 'depth':
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for child in self.childs:
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setattr(child, name, value + 1)
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def __iter__(self):
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return itertools.chain(iter(self.childs), *map(iter, self.childs))
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def __str__(self):
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return self._pprint()
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def _pprint(self, depth=0):
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s = '%s\n' % self.name
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for c in self.childs:
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s += '%s`-> %s' % (' ' * depth, c._pprint(depth+1))
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return s
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def create_graph(module_list, force=[]):
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graph = Graph()
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packages = []
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for module in module_list:
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terp_file = opj(ad, module, '__terp__.py')
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if os.path.isfile(terp_file):
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info = eval(file(terp_file).read())
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if info.get('installable', True):
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packages.append((module, info.get('depends', []), info))
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current,later = Set([p for p, dep, data in packages]), Set()
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while packages and current > later:
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package, deps, datas = packages[0]
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# if all dependencies of 'package' are already in the graph, add 'package' in the graph
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if reduce(lambda x,y: x and y in graph, deps, True):
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later.clear()
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current.remove(package)
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graph.addNode(package, deps)
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node = Node(package, graph)
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node.datas = datas
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for kind in ('init', 'demo', 'update'):
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if package in tools.config[kind] or 'all' in tools.config[kind] or kind in force:
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setattr(node, kind, True)
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else:
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later.add(package)
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packages.append((package, deps, datas))
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packages = packages[1:]
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for package in later:
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logger.notifyChannel('init', netsvc.LOG_ERROR, 'addon:%s:Unmet dependency' % package)
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return graph
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def init_module_objects(cr, module_name, obj_list):
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pool = pooler.get_pool(cr.dbname)
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logger.notifyChannel('init', netsvc.LOG_INFO, 'addon:%s:creating or updating database tables' % module_name)
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for obj in obj_list:
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#CHECKME: is this test useful? all objects are supposed to have an _auto_init method, right?
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#if hasattr(obj, '_auto_init'):
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if hasattr(obj, 'init'):
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obj.init(cr)
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obj._auto_init(cr)
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cr.commit()
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def load_module_graph(cr, graph, status={}):
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package_todo = []
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statusi = 0
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for package in graph:
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status['progress'] = (float(statusi)+0.1)/len(graph)
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m = package.name
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logger.notifyChannel('init', netsvc.LOG_INFO, 'addon:%s' % m)
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sys.stdout.flush()
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pool = pooler.get_pool(cr.dbname)
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modules = pool.instanciate(m)
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cr.execute('select state, demo from ir_module_module where name=%s', (m,))
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(package_state, package_demo) = (cr.rowcount and cr.fetchone()) or ('uninstalled', False)
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idref = {}
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status['progress'] = (float(statusi)+0.4)/len(graph)
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if hasattr(package, 'init') or hasattr(package, 'update') or package_state in ('to install', 'to upgrade'):
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init_module_objects(cr, m, modules)
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for kind in ('init', 'update'):
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for filename in package.datas.get('%s_xml' % kind, []):
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mode = 'update'
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if hasattr(package, 'init') or package_state=='to install':
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mode = 'init'
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logger.notifyChannel('init', netsvc.LOG_INFO, 'addon:%s:loading %s' % (m, filename))
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name, ext = os.path.splitext(filename)
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if ext == '.csv':
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tools.convert_csv_import(cr, m, filename, tools.file_open(opj(m, filename)).read(), idref, mode=mode)
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elif ext == '.sql':
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queries = tools.file_open(opj(m, filename)).read().split(';')
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for query in queries:
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new_query = ' '.join(query.split())
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if new_query:
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cr.execute(new_query)
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cr.commit()
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else:
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tools.convert_xml_import(cr, m, tools.file_open(opj(m, filename)).read(), idref, mode=mode)
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if hasattr(package, 'demo') or (package_demo and package_state != 'installed'):
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status['progress'] = (float(statusi)+0.75)/len(graph)
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for xml in package.datas.get('demo_xml', []):
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name, ext = os.path.splitext(xml)
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logger.notifyChannel('init', netsvc.LOG_INFO, 'addon:%s:loading %s' % (m, xml))
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if ext == '.csv':
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tools.convert_csv_import(cr, m, os.path.basename(xml), tools.file_open(opj(m, xml)).read(), idref)
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else:
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tools.convert_xml_import(cr, m, tools.file_open(opj(m, xml)).read(), idref)
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package_todo.append(package.name)
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cr.execute("update ir_module_module set state='installed', demo=%s where state in ('to upgrade', 'to install') and name=%s", (str(hasattr(package, 'demo')) or package_demo, package.name))
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cr.commit()
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statusi+=1
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cr.commit()
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# pool = osv.osv.FakePool('base')
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# pool = pooler.get_pool(cr.dbname)
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# pool.get('ir.model.data')._process_end(cr, 1, package_todo)
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# cr.commit()
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def register_classes():
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module_list = os.listdir(ad)
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for package in create_graph(module_list):
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m = package.name
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logger.notifyChannel('init', netsvc.LOG_INFO, 'addon:%s:registering classes' % m)
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sys.stdout.flush()
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imp.load_module(m, *imp.find_module(m))
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def load_modules(db, force_demo=False, status={}, update_module=False):
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force = []
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if force_demo:
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force.append('demo')
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cr = db.cursor()
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if update_module:
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cr.execute("select name from ir_module_module where state in ('installed', 'to install', 'to upgrade')")
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else:
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cr.execute("select name from ir_module_module where state = 'installed'")
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module_list = [name for (name,) in cr.fetchall()]
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graph = create_graph(module_list, force)
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load_module_graph(cr, graph, status)
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cr.commit()
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cr.close()
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