687 lines
25 KiB
Python
687 lines
25 KiB
Python
# -*- coding: utf-8 -*-
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import base64
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import glob, os
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import pprint
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from xml.etree import ElementTree
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from cStringIO import StringIO
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import simplejson
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import openerpweb
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import openerpweb.ast
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import openerpweb.nonliterals
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import cherrypy
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# Should move to openerpweb.Xml2Json
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class Xml2Json:
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# xml2json-direct
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# Simple and straightforward XML-to-JSON converter in Python
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# New BSD Licensed
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#
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# URL: http://code.google.com/p/xml2json-direct/
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@staticmethod
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def convert_to_json(s):
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return simplejson.dumps(
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Xml2Json.convert_to_structure(s), sort_keys=True, indent=4)
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@staticmethod
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def convert_to_structure(s):
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root = ElementTree.fromstring(s)
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return Xml2Json.convert_element(root)
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@staticmethod
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def convert_element(el, skip_whitespaces=True):
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res = {}
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if el.tag[0] == "{":
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ns, name = el.tag.rsplit("}", 1)
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res["tag"] = name
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res["namespace"] = ns[1:]
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else:
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res["tag"] = el.tag
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res["attrs"] = {}
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for k, v in el.items():
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res["attrs"][k] = v
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kids = []
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if el.text and (not skip_whitespaces or el.text.strip() != ''):
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kids.append(el.text)
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for kid in el:
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kids.append(Xml2Json.convert_element(kid))
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if kid.tail and (not skip_whitespaces or kid.tail.strip() != ''):
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kids.append(kid.tail)
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res["children"] = kids
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return res
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#----------------------------------------------------------
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# OpenERP Web base Controllers
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#----------------------------------------------------------
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class Session(openerpweb.Controller):
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_cp_path = "/base/session"
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def manifest_glob(self, addons, key):
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files = []
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for addon in addons:
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globlist = openerpweb.addons_manifest.get(addon, {}).get(key, [])
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files.extend([
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resource_path[len(openerpweb.path_addons):]
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for pattern in globlist
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for resource_path in glob.glob(os.path.join(
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openerpweb.path_addons, addon, pattern))
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])
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return files
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def concat_files(self, file_list):
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""" Concatenate file content
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return (concat,timestamp)
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concat: concatenation of file content
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timestamp: max(os.path.getmtime of file_list)
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"""
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root = openerpweb.path_root
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files_content = []
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files_timestamp = 0
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for i in file_list:
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fname = os.path.join(root, i)
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ftime = os.path.getmtime(fname)
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if ftime > files_timestamp:
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files_timestamp = ftime
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files_content = open(fname).read()
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files_concat = "".join(files_content)
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return files_concat
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@openerpweb.jsonrequest
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def login(self, req, db, login, password):
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req.session.login(db, login, password)
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return {
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"session_id": req.session_id,
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"uid": req.session._uid,
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}
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@openerpweb.jsonrequest
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def modules(self, req):
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return {"modules": [name
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for name, manifest in openerpweb.addons_manifest.iteritems()
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if manifest.get('active', True)]}
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@openerpweb.jsonrequest
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def csslist(self, req, mods='base'):
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return {'files': self.manifest_glob(mods.split(','), 'css')}
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@openerpweb.jsonrequest
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def jslist(self, req, mods='base'):
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return {'files': self.manifest_glob(mods.split(','), 'js')}
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def css(self, req, mods='base,base_hello'):
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files = self.manifest_glob(mods.split(','), 'css')
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concat = self.concat_files(files)[0]
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# TODO request set the Date of last modif and Etag
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return concat
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css.exposed = True
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def js(self, req, mods='base,base_hello'):
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files = self.manifest_glob(mods.split(','), 'js')
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concat = self.concat_files(files)[0]
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# TODO request set the Date of last modif and Etag
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return concat
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js.exposed = True
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@openerpweb.jsonrequest
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def eval_domain_and_context(self, req, contexts, domains,
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group_by_seq=None):
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""" Evaluates sequences of domains and contexts, composing them into
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a single context, domain or group_by sequence.
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:param list contexts: list of contexts to merge together. Contexts are
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evaluated in sequence, all previous contexts
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are part of their own evaluation context
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(starting at the session context).
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:param list domains: list of domains to merge together. Domains are
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evaluated in sequence and appended to one another
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(implicit AND), their evaluation domain is the
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result of merging all contexts.
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:param list group_by_seq: list of domains (which may be in a different
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order than the ``contexts`` parameter),
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evaluated in sequence, their ``'group_by'``
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key is extracted if they have one.
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:returns:
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a 3-dict of:
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context (``dict``)
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the global context created by merging all of
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``contexts``
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domain (``list``)
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the concatenation of all domains
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group_by (``list``)
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a list of fields to group by, potentially empty (in which case
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no group by should be performed)
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"""
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context = req.session.eval_contexts(contexts)
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domain = req.session.eval_domains(domains, context)
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group_by_sequence = []
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for candidate in (group_by_seq or []):
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ctx = req.session.eval_context(candidate, context)
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group_by = ctx.get('group_by')
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if not group_by:
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continue
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elif isinstance(group_by, basestring):
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group_by_sequence.append(group_by)
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else:
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group_by_sequence.extend(group_by)
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return {
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'context': context,
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'domain': domain,
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'group_by': group_by_sequence
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}
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@openerpweb.jsonrequest
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def save_session_action(self, req, the_action):
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"""
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This method store an action object in the session object and returns an integer
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identifying that action. The method get_session_action() can be used to get
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back the action.
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:param the_action: The action to save in the session.
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:type the_action: anything
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:return: A key identifying the saved action.
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:rtype: integer
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"""
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saved_actions = cherrypy.session.get('saved_actions')
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if not saved_actions:
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saved_actions = {"next":0, "actions":{}}
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cherrypy.session['saved_actions'] = saved_actions
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# we don't allow more than 10 stored actions
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if len(saved_actions["actions"]) >= 10:
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del saved_actions["actions"][min(saved_actions["actions"].keys())]
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key = saved_actions["next"]
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saved_actions["actions"][key] = the_action
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saved_actions["next"] = key + 1
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return key
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@openerpweb.jsonrequest
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def get_session_action(self, req, key):
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"""
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Gets back a previously saved action. This method can return None if the action
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was saved since too much time (this case should be handled in a smart way).
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:param key: The key given by save_session_action()
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:type key: integer
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:return: The saved action or None.
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:rtype: anything
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"""
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saved_actions = cherrypy.session.get('saved_actions')
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if not saved_actions:
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return None
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return saved_actions["actions"].get(key)
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def load_actions_from_ir_values(req, key, key2, models, meta, context):
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Values = req.session.model('ir.values')
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actions = Values.get(key, key2, models, meta, context)
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for _, _, action in actions:
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clean_action(action, req.session)
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return actions
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def clean_action(action, session):
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# values come from the server, we can just eval them
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if isinstance(action['context'], basestring):
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action['context'] = eval(
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action['context'],
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session.evaluation_context()) or {}
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if isinstance(action['domain'], basestring):
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action['domain'] = eval(
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action['domain'],
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session.evaluation_context(
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action['context'])) or []
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fix_view_modes(action)
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def fix_view_modes(action):
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""" For historical reasons, OpenERP has weird dealings in relation to
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view_mode and the view_type attribute (on window actions):
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* one of the view modes is ``tree``, which stands for both list views
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and tree views
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* the choice is made by checking ``view_type``, which is either
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``form`` for a list view or ``tree`` for an actual tree view
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This methods simply folds the view_type into view_mode by adding a
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new view mode ``list`` which is the result of the ``tree`` view_mode
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in conjunction with the ``form`` view_type.
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TODO: this should go into the doc, some kind of "peculiarities" section
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:param dict action: an action descriptor
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:returns: nothing, the action is modified in place
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"""
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if action.pop('view_type') != 'form':
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return
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action['view_mode'] = ','.join(
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mode if mode != 'tree' else 'list'
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for mode in action['view_mode'].split(','))
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action['views'] = [
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[id, mode if mode != 'tree' else 'list']
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for id, mode in action['views']
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]
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class Menu(openerpweb.Controller):
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_cp_path = "/base/menu"
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@openerpweb.jsonrequest
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def load(self, req):
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return {'data': self.do_load(req)}
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def do_load(self, req):
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""" Loads all menu items (all applications and their sub-menus).
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:param req: A request object, with an OpenERP session attribute
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:type req: < session -> OpenERPSession >
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:return: the menu root
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:rtype: dict('children': menu_nodes)
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"""
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Menus = req.session.model('ir.ui.menu')
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# menus are loaded fully unlike a regular tree view, cause there are
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# less than 512 items
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menu_ids = Menus.search([])
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menu_items = Menus.read(menu_ids, ['name', 'sequence', 'parent_id'])
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menu_root = {'id': False, 'name': 'root', 'parent_id': [-1, '']}
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menu_items.append(menu_root)
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# make a tree using parent_id
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menu_items_map = dict((menu_item["id"], menu_item) for menu_item in menu_items)
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for menu_item in menu_items:
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if menu_item['parent_id']:
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parent = menu_item['parent_id'][0]
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else:
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parent = False
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if parent in menu_items_map:
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menu_items_map[parent].setdefault(
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'children', []).append(menu_item)
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# sort by sequence a tree using parent_id
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for menu_item in menu_items:
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menu_item.setdefault('children', []).sort(
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key=lambda x:x["sequence"])
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return menu_root
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@openerpweb.jsonrequest
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def action(self, req, menu_id):
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actions = load_actions_from_ir_values(req,'action', 'tree_but_open',
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[('ir.ui.menu', menu_id)], False, {})
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return {"action": actions}
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class DataSet(openerpweb.Controller):
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_cp_path = "/base/dataset"
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@openerpweb.jsonrequest
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def fields(self, req, model):
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return {'fields': req.session.model(model).fields_get()}
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@openerpweb.jsonrequest
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def search_read(self, request, model, fields=False, offset=0, limit=False, domain=None, context=None, sort=None):
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return self.do_search_read(request, model, fields, offset, limit, domain, context, sort)
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def do_search_read(self, request, model, fields=False, offset=0, limit=False, domain=None, context=None, sort=None):
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""" Performs a search() followed by a read() (if needed) using the
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provided search criteria
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:param request: a JSON-RPC request object
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:type request: openerpweb.JsonRequest
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:param str model: the name of the model to search on
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:param fields: a list of the fields to return in the result records
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:type fields: [str]
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:param int offset: from which index should the results start being returned
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:param int limit: the maximum number of records to return
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:param list domain: the search domain for the query
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:param list sort: sorting directives
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:returns: a list of result records
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:rtype: list
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"""
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Model = request.session.model(model)
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ids = Model.search(domain or [], offset or 0, limit or False,
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sort or False, request.context)
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if fields and fields == ['id']:
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# shortcut read if we only want the ids
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return map(lambda id: {'id': id}, ids)
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reads = Model.read(ids, fields or False, request.context)
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reads.sort(key=lambda obj: ids.index(obj['id']))
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return reads
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@openerpweb.jsonrequest
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def read(self, request, model, ids, fields=False):
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return self.do_search_read(request, model, ids, fields)
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@openerpweb.jsonrequest
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def get(self, request, model, ids, fields=False):
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return self.do_get(request, model, ids, fields)
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def do_get(self, request, model, ids, fields=False):
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""" Fetches and returns the records of the model ``model`` whose ids
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are in ``ids``.
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The results are in the same order as the inputs, but elements may be
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missing (if there is no record left for the id)
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:param request: the JSON-RPC2 request object
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:type request: openerpweb.JsonRequest
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:param model: the model to read from
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:type model: str
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:param ids: a list of identifiers
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:type ids: list
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:param fields: a list of fields to fetch, ``False`` or empty to fetch
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all fields in the model
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:type fields: list | False
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:returns: a list of records, in the same order as the list of ids
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:rtype: list
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"""
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Model = request.session.model(model)
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records = Model.read(ids, fields, request.context)
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record_map = dict((record['id'], record) for record in records)
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return [record_map[id] for id in ids if record_map.get(id)]
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@openerpweb.jsonrequest
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def load(self, req, model, id, fields):
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m = req.session.model(model)
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value = {}
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r = m.read([id])
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if r:
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value = r[0]
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return {'value': value}
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@openerpweb.jsonrequest
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def create(self, req, model, data, context={}):
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m = req.session.model(model)
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r = m.create(data, context)
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return {'result': r}
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@openerpweb.jsonrequest
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def save(self, req, model, id, data, context={}):
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m = req.session.model(model)
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r = m.write([id], data, context)
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return {'result': r}
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@openerpweb.jsonrequest
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def call(self, req, model, method, ids, args):
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m = req.session.model(model)
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r = getattr(m, method)(ids, *args)
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return {'result': r}
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@openerpweb.jsonrequest
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def exec_workflow(self, req, model, id, signal):
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r = req.session.exec_workflow(model, id, signal)
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return {'result': r}
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@openerpweb.jsonrequest
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def default_get(self, req, model, fields, context={}):
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m = req.session.model(model)
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r = m.default_get(fields, context)
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return {'result': r}
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@openerpweb.jsonrequest
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def name_search(self, req, model, search_str, domain=[], context={}):
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m = req.session.model(model)
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r = m.name_search(search_str+'%', domain, '=ilike', context)
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return {'result': r}
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class DataGroup(openerpweb.Controller):
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_cp_path = "/base/group"
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@openerpweb.jsonrequest
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def read(self, request, model, group_by_fields, domain=None, context=None):
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Model = request.session.model(model)
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return Model.read_group(domain or False, False, group_by_fields, 0, False, context or False)
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class View(openerpweb.Controller):
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def fields_view_get(self, request, model, view_id, view_type,
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transform=True, toolbar=False, submenu=False):
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Model = request.session.model(model)
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fvg = Model.fields_view_get(view_id, view_type, request.context,
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toolbar, submenu)
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if transform:
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evaluation_context = request.session.evaluation_context(
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request.context or {})
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xml = self.transform_view(
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fvg['arch'], request.session, evaluation_context)
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else:
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xml = ElementTree.fromstring(fvg['arch'])
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fvg['arch'] = Xml2Json.convert_element(xml)
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return fvg
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def normalize_attrs(self, elem, context):
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""" Normalize @attrs, @invisible, @required, @readonly and @states, so
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the client only has to deal with @attrs.
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See `the discoveries pad <http://pad.openerp.com/discoveries>`_ for
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the rationale.
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:param elem: the current view node (Python object)
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:type elem: xml.etree.ElementTree.Element
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:param dict context: evaluation context
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"""
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# If @attrs is normalized in json by server, the eval should be replaced by simplejson.loads
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attrs = openerpweb.ast.literal_eval(elem.get('attrs', '{}'))
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if 'states' in elem.attrib:
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attrs.setdefault('invisible', [])\
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.append(('state', 'not in', elem.attrib.pop('states').split(',')))
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if attrs:
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elem.set('attrs', simplejson.dumps(attrs))
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for a in ['invisible', 'readonly', 'required']:
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if a in elem.attrib:
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# In the XML we trust
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avalue = bool(eval(elem.get(a, 'False'),
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{'context': context or {}}))
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if not avalue:
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del elem.attrib[a]
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else:
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elem.attrib[a] = '1'
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if a == 'invisible' and 'attrs' in elem.attrib:
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del elem.attrib['attrs']
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def transform_view(self, view_string, session, context=None):
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# transform nodes on the fly via iterparse, instead of
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# doing it statically on the parsing result
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parser = ElementTree.iterparse(StringIO(view_string), events=("start",))
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root = None
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for event, elem in parser:
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if event == "start":
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if root is None:
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root = elem
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self.normalize_attrs(elem, context)
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self.parse_domains_and_contexts(elem, session)
|
|
return root
|
|
|
|
def parse_domain(self, elem, attr_name, session):
|
|
""" Parses an attribute of the provided name as a domain, transforms it
|
|
to either a literal domain or a :class:`openerpweb.nonliterals.Domain`
|
|
|
|
:param elem: the node being parsed
|
|
:type param: xml.etree.ElementTree.Element
|
|
:param str attr_name: the name of the attribute which should be parsed
|
|
:param session: Current OpenERP session
|
|
:type session: openerpweb.openerpweb.OpenERPSession
|
|
"""
|
|
domain = elem.get(attr_name, '').strip()
|
|
if domain:
|
|
try:
|
|
elem.set(
|
|
attr_name,
|
|
openerpweb.ast.literal_eval(
|
|
domain))
|
|
except ValueError:
|
|
# not a literal
|
|
elem.set(attr_name,
|
|
openerpweb.nonliterals.Domain(session, domain))
|
|
|
|
def parse_domains_and_contexts(self, elem, session):
|
|
""" Converts domains and contexts from the view into Python objects,
|
|
either literals if they can be parsed by literal_eval or a special
|
|
placeholder object if the domain or context refers to free variables.
|
|
|
|
:param elem: the current node being parsed
|
|
:type param: xml.etree.ElementTree.Element
|
|
:param session: OpenERP session object, used to store and retrieve
|
|
non-literal objects
|
|
:type session: openerpweb.openerpweb.OpenERPSession
|
|
"""
|
|
self.parse_domain(elem, 'domain', session)
|
|
self.parse_domain(elem, 'filter_domain', session)
|
|
context_string = elem.get('context', '').strip()
|
|
if context_string:
|
|
try:
|
|
elem.set('context',
|
|
openerpweb.ast.literal_eval(context_string))
|
|
except ValueError:
|
|
elem.set('context',
|
|
openerpweb.nonliterals.Context(
|
|
session, context_string))
|
|
|
|
class FormView(View):
|
|
_cp_path = "/base/formview"
|
|
|
|
@openerpweb.jsonrequest
|
|
def load(self, req, model, view_id, toolbar=False):
|
|
fields_view = self.fields_view_get(req, model, view_id, 'form', toolbar=toolbar)
|
|
return {'fields_view': fields_view}
|
|
|
|
@openerpweb.httprequest
|
|
def image(self, request, session_id, model, id, field, **kw):
|
|
cherrypy.response.headers['Content-Type'] = 'image/png'
|
|
Model = request.session.model(model)
|
|
try:
|
|
if not id:
|
|
res = Model.default_get([field], request.context).get(field, '')
|
|
else:
|
|
res = Model.read([id], [field], request.context)[0].get(field, '')
|
|
return base64.decodestring(res)
|
|
except:
|
|
return self.placeholder()
|
|
def placeholder(self):
|
|
return open(os.path.join(openerpweb.path_addons, 'base', 'static', 'src', 'img', 'placeholder.png'), 'rb').read()
|
|
|
|
class ListView(View):
|
|
_cp_path = "/base/listview"
|
|
|
|
@openerpweb.jsonrequest
|
|
def load(self, req, model, view_id, toolbar=False):
|
|
fields_view = self.fields_view_get(req, model, view_id, 'tree', toolbar=toolbar)
|
|
return {'fields_view': fields_view}
|
|
|
|
def fields_view_get(self, request, model, view_id, view_type="tree",
|
|
transform=True, toolbar=False, submenu=False):
|
|
""" Sets @editable on the view's arch if it isn't already set and
|
|
``set_editable`` is present in the request context
|
|
"""
|
|
view = super(ListView, self).fields_view_get(
|
|
request, model, view_id, view_type, transform, toolbar, submenu)
|
|
|
|
view_attributes = view['arch']['attrs']
|
|
if request.context.get('set_editable')\
|
|
and 'editable' not in view_attributes:
|
|
view_attributes['editable'] = 'bottom'
|
|
return view
|
|
|
|
@openerpweb.jsonrequest
|
|
def fill(self, request, model, id, domain,
|
|
offset=0, limit=False, sort=None):
|
|
return self.do_fill(request, model, id, domain, offset, limit, sort)
|
|
|
|
def do_fill(self, request, model, id, domain,
|
|
offset=0, limit=False, sort=None):
|
|
""" Returns all information needed to fill a table:
|
|
|
|
* view with processed ``editable`` flag
|
|
* fields (columns) with processed ``invisible`` flag
|
|
* rows with processed ``attrs`` and ``colors``
|
|
|
|
.. note:: context is passed through ``request`` parameter
|
|
|
|
:param request: OpenERP request
|
|
:type request: openerpweb.openerpweb.JsonRequest
|
|
:type str model: OpenERP model for this list view
|
|
:type int id: view_id, or False if none provided
|
|
:param list domain: the search domain to search for
|
|
:param int offset: search offset, for pagination
|
|
:param int limit: search limit, for pagination
|
|
:returns: hell if I have any idea yet
|
|
"""
|
|
view = self.fields_view_get(request, model, id, toolbar=True)
|
|
|
|
print sort
|
|
rows = DataSet().do_search_read(request, model,
|
|
offset=offset, limit=limit,
|
|
domain=domain, sort=sort)
|
|
eval_context = request.session.evaluation_context(
|
|
request.context)
|
|
|
|
if sort:
|
|
sort_criteria = sort.split(',')[0].split(' ')
|
|
print sort, sort_criteria
|
|
view['sorted'] = {
|
|
'field': sort_criteria[0],
|
|
'reversed': sort_criteria[1] == 'DESC'
|
|
}
|
|
else:
|
|
view['sorted'] = {}
|
|
return {
|
|
'view': view,
|
|
'records': [
|
|
{'data': dict((key, {'value': value})
|
|
for key, value in row.iteritems()),
|
|
'color': self.process_colors(view, row, eval_context)}
|
|
for row in rows
|
|
]
|
|
}
|
|
|
|
def process_colors(self, view, row, context):
|
|
colors = view['arch']['attrs'].get('colors')
|
|
|
|
if not colors:
|
|
return None
|
|
|
|
color = [
|
|
pair.split(':')[0]
|
|
for pair in colors.split(';')
|
|
if eval(pair.split(':')[1], dict(context, **row))
|
|
]
|
|
|
|
if not color:
|
|
return None
|
|
elif len(color) == 1:
|
|
return color[0]
|
|
return 'maroon'
|
|
|
|
|
|
class SearchView(View):
|
|
_cp_path = "/base/searchview"
|
|
|
|
@openerpweb.jsonrequest
|
|
def load(self, req, model, view_id):
|
|
fields_view = self.fields_view_get(req, model, view_id, 'search')
|
|
return {'fields_view': fields_view}
|
|
|
|
class Action(openerpweb.Controller):
|
|
_cp_path = "/base/action"
|
|
|
|
@openerpweb.jsonrequest
|
|
def load(self, req, action_id, context={}):
|
|
Actions = req.session.model('ir.actions.actions')
|
|
value = False
|
|
action_type = Actions.read([action_id], ['type'], context)
|
|
if action_type:
|
|
action = req.session.model(action_type[0]['type']).read([action_id], False, context)
|
|
if action:
|
|
value = action[0]
|
|
return {'result': value}
|