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##############################################################################
#
# Copyright (c) 2002 Nexedi SARL and Contributors. All Rights Reserved.
# Jean-Paul Smets-Solanes <jp@nexedi.com>
#
# WARNING: This program as such is intended to be used by professional
# programmers who take the whole responsability of assessing all potential
# consequences resulting from its eventual inadequacies and bugs
# End users who are looking for a ready-to-use solution with commercial
# garantees and support are strongly adviced to contract a Free Software
# Service Company
#
# This program is Free Software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License
# as published by the Free Software Foundation; either version 2
# of the License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
#
##############################################################################
"""\
ERP portal_categories tool.
"""
from OFS.SimpleItem import SimpleItem
from Products.CMFCore.utils import UniqueObject
from Globals import InitializeClass, DTMLFile, PersistentMapping, get_request
from AccessControl import ClassSecurityInfo
from Products.ERP5Type import Permissions as ERP5Permissions
from Products.ERP5Form import _dtmldir
from Selection import Selection
from email.MIMEBase import MIMEBase
from email import Encoders
from copy import copy
from DateTime import DateTime
import md5
import pickle
import hmac
import random
from zLOG import LOG
class SelectionError( Exception ):
pass
class SelectionTool( UniqueObject, SimpleItem ):
"""
The SelectionTool object is the place holder for all
methods and algorithms related to persistent selections
in ERP5.
"""
id = 'portal_selections'
meta_type = 'ERP5 Selections'
security = ClassSecurityInfo()
#
# ZMI methods
#
manage_options = ( ( { 'label' : 'Overview'
, 'action' : 'manage_overview'
}
,
)
)
security.declareProtected( ERP5Permissions.ManagePortal
, 'manage_overview' )
manage_overview = DTMLFile( 'explainCategoryTool', _dtmldir )
security.declareProtected(ERP5Permissions.View, 'callSelectionFor')
def callSelectionFor(self, selection_name, context=None, REQUEST=None):
if context is None: context = self
selection = self.getSelectionFor(selection_name, REQUEST=REQUEST)
if selection is None:
return None
return selection(context=context)
security.declareProtected(ERP5Permissions.View, 'getSelectionFor')
def getSelectionFor(self, selection_name, REQUEST=None):
"""
Returns the selection instance for a given selection_name
"""
if not REQUEST:
REQUEST = get_request()
if not hasattr(self, 'selection_data'):
self.selection_data = PersistentMapping()
user_id = self.portal_membership.getAuthenticatedMember().getUserName()
if user_id is not None:
if not self.selection_data.has_key(user_id):
self.selection_data[user_id] = PersistentMapping()
return self.selection_data[user_id].get(selection_name, None)
else:
return None
security.declareProtected(ERP5Permissions.View, 'setSelectionFor')
def setSelectionFor(self, selection_name, selection_object, REQUEST=None):
"""
Sets the selection instance for a given selection_name
"""
if not REQUEST:
REQUEST = get_request()
# New system: store directly - bypass session
if 0:
user_id = self.portal_membership.getAuthenticatedMember().getUserName()
if user_id is not None:
self.selection_data.set((user_id, selection_name), selection_object)
return
# Another method: local dict
if 0:
if not hasattr(self, 'selection_data'):
self.selection_data = PersistentMapping()
user_id = self.portal_membership.getAuthenticatedMember().getUserName()
if user_id is not None:
self.selection_data[(user_id, selection_name)] = selection_object
return
# Another method: local dict but 2 stage to prevent user conflict
if 1:
if not hasattr(self, 'selection_data'):
self.selection_data = PersistentMapping()
user_id = self.portal_membership.getAuthenticatedMember().getUserName()
if user_id is not None:
if not self.selection_data.has_key(user_id):
self.selection_data[user_id] = PersistentMapping()
self.selection_data[user_id][selection_name] = selection_object
return
#try: CAUSES PROBLEMS WHY ??
if 1:
session = REQUEST.SESSION
selection_name = selection_name + '_selection_object'
session[selection_name] = selection_object
#except:
# LOG('WARNING ERP5Form SelectionTool',0,'Could not set Selection')
security.declareProtected(ERP5Permissions.View, 'getSelectionParams')
def getSelectionParams(self, selection_name, params=None, REQUEST=None):
"""
Returns the params in the selection
"""
if params is None: params = {}
selection = self.getSelectionFor(selection_name, REQUEST=REQUEST)
if selection is not None:
if len(selection.selection_params) > 0:
return selection.getSelectionParams()
else:
return params
else:
return params
security.declareProtected(ERP5Permissions.View, 'setSelectionParamsFor')
def setSelectionParamsFor(self, selection_name, params, REQUEST=None):
"""
Sets the selection params for a given selection_name
"""
selection_object = self.getSelectionFor(selection_name, REQUEST)
if selection_object:
selection_object.edit(params=params)
else:
selection_object = Selection(params=params)
self.setSelectionFor(selection_name, selection_object, REQUEST)
security.declareProtected(ERP5Permissions.View, 'setSelectionCheckedUidsFor')
def setSelectionCheckedUidsFor(self, selection_name, checked_uids, REQUEST=None):
"""
Sets the selection params for a given selection_name
"""
selection_object = self.getSelectionFor(selection_name, REQUEST)
if selection_object:
selection_object.edit(checked_uids=checked_uids)
else:
selection_object = Selection(checked_uids=checked_uids)
self.setSelectionFor(selection_name, selection_object, REQUEST)
def updateSelectionCheckedUidList(self, selection_name, listbox_uid, uids, REQUEST=None):
"""
Sets the selection params for a given selection_name
"""
if listbox_uid is None:
listbox_uid = []
if uids is None:
uids = []
self.uncheckAll(selection_name,listbox_uid,REQUEST=REQUEST)
self.checkAll(selection_name,uids,REQUEST=REQUEST)
security.declareProtected(ERP5Permissions.View, 'getSelectionCheckedUidsFor')
def getSelectionCheckedUidsFor(self, selection_name, REQUEST=None):
"""
Sets the selection params for a given selection_name
"""
selection_object = self.getSelectionFor(selection_name, REQUEST)
if selection_object:
#return selection_object.selection_checked_uids
return selection_object.getSelectionCheckedUids()
return []
security.declareProtected(ERP5Permissions.View, 'checkAll')
def checkAll(self, selection_name, listbox_uid, REQUEST=None):
"""
Sets the selection params for a given selection_name
"""
selection_object = self.getSelectionFor(selection_name, REQUEST)
if selection_object:
selection_uid_dict = {}
for uid in selection_object.selection_checked_uids:
selection_uid_dict[uid] = 1
for uid in listbox_uid:
selection_uid_dict[int(uid)] = 1
self.setSelectionCheckedUidsFor(selection_name, selection_uid_dict.keys(), REQUEST=REQUEST)
request = REQUEST
if request:
referer = request['HTTP_REFERER']
referer = referer.replace('reset=', 'noreset=')
referer = referer.replace('reset:int=', 'noreset:int=')
return request.RESPONSE.redirect(referer)
security.declareProtected(ERP5Permissions.View, 'uncheckAll')
def uncheckAll(self, selection_name, listbox_uid, REQUEST=None):
"""
Sets the selection params for a given selection_name
"""
selection_object = self.getSelectionFor(selection_name, REQUEST)
if selection_object:
selection_uid_dict = {}
for uid in selection_object.selection_checked_uids:
selection_uid_dict[uid] = 1
for uid in listbox_uid:
if selection_uid_dict.has_key(int(uid)): del selection_uid_dict[int(uid)]
self.setSelectionCheckedUidsFor(selection_name, selection_uid_dict.keys(), REQUEST=REQUEST)
request = REQUEST
if request:
referer = request['HTTP_REFERER']
referer = referer.replace('reset=', 'noreset=')
referer = referer.replace('reset:int=', 'noreset:int=')
return request.RESPONSE.redirect(referer)
security.declareProtected(ERP5Permissions.View, 'getSelectionListUrlFor')
def getSelectionListUrlFor(self, selection_name, REQUEST=None):
"""
Returns the URL of the list mode of selection instance
"""
selection = self.getSelectionFor(selection_name, REQUEST=REQUEST)
if selection:
return selection.getSelectionListUrl()
else:
return None
security.declareProtected(ERP5Permissions.View, 'setSelectionToIds')
def setSelectionToIds(self, selection_name, selection_uids, REQUEST=None):
"""
Sets the selection to a small list of uids of documents
"""
selection = self.getSelectionFor(selection_name, REQUEST=REQUEST)
if selection is not None:
selection.edit(invert_mode=1, uids=selection_uids, checked_uids=selection_uids)
security.declareProtected(ERP5Permissions.View, 'setSelectionToAll')
def setSelectionToAll(self, selection_name, REQUEST=None):
"""
Resets the selection
"""
selection = self.getSelectionFor(selection_name, REQUEST=REQUEST)
if selection is not None:
selection.edit(invert_mode=0, params={}, checked_uids=[])
security.declareProtected(ERP5Permissions.View, 'setSelectionSortOrder')
def setSelectionSortOrder(self, selection_name, sort_on, REQUEST=None):
"""
Defines the sort order of the selection
"""
selection = self.getSelectionFor(selection_name, REQUEST=REQUEST)
if selection is not None:
selection.edit(sort_on=sort_on)
security.declareProtected(ERP5Permissions.View, 'setSelectionQuickSortOrder')
def setSelectionQuickSortOrder(self, selection_name, sort_on, REQUEST=None):
"""
Defines the sort order of the selection directly from the listbox
In this method, sort_on is just a string that comes from url
"""
selection = self.getSelectionFor(selection_name, REQUEST=REQUEST)
if selection is not None:
current_sort_on = self.getSelectionSortOrder(selection_name)
# We must first switch from asc to desc and vice-versa if sort_order exists
# in selection
n = 0
for current in current_sort_on:
if current[0] == sort_on:
n = 1
if current[1] == 'ascending':
new_sort_on = [(sort_on, 'descending')]
break
else:
new_sort_on = [(sort_on,'ascending')]
break
# And if no one exists, we just set ascending sort
if n == 0:
new_sort_on = [(sort_on,'ascending')]
selection.edit(sort_on=new_sort_on)
request = REQUEST
referer = request['HTTP_REFERER']
referer = referer.replace('reset=', 'noreset=')
referer = referer.replace('reset:int=', 'noreset:int=')
return request.RESPONSE.redirect(referer)
security.declareProtected(ERP5Permissions.View, 'getSelectionSortOrder')
def getSelectionSortOrder(self, selection_name, REQUEST=None):
"""
Returns the sort order of the selection
"""
selection = self.getSelectionFor(selection_name, REQUEST=REQUEST)
if selection is None: return ()
return selection.selection_sort_on
security.declareProtected(ERP5Permissions.View, 'setSelectionColumns')
def setSelectionColumns(self, selection_name, columns, REQUEST=None):
"""
Defines the columns in the selection
"""
selection = self.getSelectionFor(selection_name, REQUEST=REQUEST)
selection.edit(columns=columns)
security.declareProtected(ERP5Permissions.View, 'getSelectionColumns')
def getSelectionColumns(self, selection_name, columns=None, REQUEST=None):
"""
Returns the columns in the selection
"""
if columns is None: columns = []
selection = self.getSelectionFor(selection_name, REQUEST=REQUEST)
if selection is not None:
if len(selection.selection_columns) > 0:
return selection.selection_columns
return columns
security.declareProtected(ERP5Permissions.View, 'setSelectionStats')
def setSelectionStats(self, selection_name, stats, REQUEST=None):
"""
Defines the stats in the selection
"""
selection = self.getSelectionFor(selection_name, REQUEST=REQUEST)
selection.edit(stats=stats)
security.declareProtected(ERP5Permissions.View, 'getSelectionStats')
def getSelectionStats(self, selection_name, stats=[' ',' ',' ',' ',' ',' '], REQUEST=None):
"""
Returns the stats in the selection
"""
selection = self.getSelectionFor(selection_name, REQUEST=REQUEST)
if selection is not None:
try:
return selection.selection_stats
except:
return stats
else:
return stats
security.declareProtected(ERP5Permissions.View, 'viewFirst')
def viewFirst(self, selection_index='', selection_name='', form_id='view', REQUEST=None):
"""
Access first item in a selection
"""
if not REQUEST:
REQUEST = get_request()
selection = self.getSelectionFor(selection_name, REQUEST=REQUEST)
if selection:
method = self.unrestrictedTraverse(selection.selection_method_path)
selection = selection(selection_method = method, context=self, REQUEST=REQUEST)
o = selection[0]
url = o.absolute_url()
else:
url = REQUEST.url
url = '%s/%s?selection_index=%s&selection_name=%s' % (url, form_id, 0, selection_name)
REQUEST.RESPONSE.redirect(url)
security.declareProtected(ERP5Permissions.View, 'viewLast')
def viewLast(self, selection_index='', selection_name='', form_id='view', REQUEST=None):
"""
Access first item in a selection
"""
if not REQUEST:
REQUEST = get_request()
selection = self.getSelectionFor(selection_name, REQUEST=REQUEST)
if selection:
method = self.unrestrictedTraverse(selection.selection_method_path)
selection = selection(selection_method = method, context=self, REQUEST=REQUEST)
o = selection[-1]
url = o.absolute_url()
else:
url = REQUEST.url
url = '%s/%s?selection_index=%s&selection_name=%s' % (url, form_id, -1, selection_name)
REQUEST.RESPONSE.redirect(url)
security.declareProtected(ERP5Permissions.View, 'viewNext')
def viewNext(self, selection_index='', selection_name='', form_id='view', REQUEST=None):
"""
Access next item in a selection
"""
if not REQUEST:
REQUEST = get_request()
selection = self.getSelectionFor(selection_name, REQUEST=REQUEST)
if selection:
method = self.unrestrictedTraverse(selection.selection_method_path)
selection = selection(selection_method = method, context=self, REQUEST=REQUEST)
o = selection[(int(selection_index) + 1) % len(selection)]
url = o.absolute_url()
else:
url = REQUEST.url
url = '%s/%s?selection_index=%s&selection_name=%s' % (url, form_id, int(selection_index) + 1, selection_name)
REQUEST.RESPONSE.redirect(url)
security.declareProtected(ERP5Permissions.View, 'viewPrevious')
def viewPrevious(self, selection_index='', selection_name='', form_id='view', REQUEST=None):
"""
Access previous item in a selection
"""
if not REQUEST:
REQUEST = get_request()
selection = self.getSelectionFor(selection_name, REQUEST=REQUEST)
if selection:
method = self.unrestrictedTraverse(selection.selection_method_path)
selection = selection(selection_method = method, context=self, REQUEST=REQUEST)
o = selection[(int(selection_index) - 1) % len(selection)]
url = o.absolute_url()
else:
url = REQUEST.url
url = '%s/%s?selection_index=%s&selection_name=%s' % (url, form_id, int(selection_index) - 1, selection_name)
REQUEST.RESPONSE.redirect(url)
# ListBox related methods
security.declareProtected(ERP5Permissions.View, 'nextPage')
def nextPage(self, listbox_uid, uids=None, REQUEST=None):
"""
Access the next page of a list
"""
if uids is None: uids = []
request = REQUEST
form_id = request.form_id
selection_name = request.list_selection_name
selection = self.getSelectionFor(selection_name, REQUEST)
params = selection.getSelectionParams()
lines = params.get('list_lines',0)
start = params.get('list_start', 0)
params['list_start'] = int(start) + int(lines)
selection.edit(params= params)
self.uncheckAll(selection_name, listbox_uid)
return self.checkAll(selection_name, uids, REQUEST=REQUEST)
security.declareProtected(ERP5Permissions.View, 'previousPage')
def previousPage(self, listbox_uid, uids=None, REQUEST=None):
"""
Access the previous page of a list
"""
if uids is None: uids = []
request = REQUEST
form_id = request.form_id
selection_name = request.list_selection_name
selection = self.getSelectionFor(selection_name, REQUEST)
params = selection.getSelectionParams()
lines = params.get('list_lines',0)
start = params.get('list_start', 0)
params['list_start'] = max(int(start) - int(lines), 0)
selection.edit(params= selection.selection_params)
self.uncheckAll(selection_name, listbox_uid)
return self.checkAll(selection_name, uids, REQUEST=REQUEST)
security.declareProtected(ERP5Permissions.View, 'setPage')
def setPage(self, listbox_uid, uids=None, REQUEST=None):
"""
Access the previous page of a list
"""
if uids is None: uids = []
request = REQUEST
form_id = request.form_id
selection_name = request.list_selection_name
selection = self.getSelectionFor(selection_name, REQUEST=REQUEST)
if selection is not None:
params = selection.getSelectionParams()
lines = params.get('list_lines',0)
start = request.form.get('list_start',0)
params['list_start'] = start
selection.edit(params= selection.selection_params)
self.uncheckAll(selection_name, listbox_uid)
return self.checkAll(selection_name, uids, REQUEST=REQUEST)
security.declareProtected(ERP5Permissions.View, 'setDomainRoot')
def setDomainRoot(self, REQUEST):
"""
Sets the root domain for the current selection
"""
request = REQUEST
form_id = request.form_id
selection_name = request.list_selection_name
selection = self.getSelectionFor(selection_name, REQUEST)
root_url = request.form.get('domain_root_url','portal_categories')
selection.edit(domain_path=root_url, domain_list=((),))
return request.RESPONSE.redirect(request['HTTP_REFERER'])
security.declareProtected(ERP5Permissions.View, 'setDomainList')
def setDomainList(self, REQUEST):
"""
Sets the root domain for the current selection
"""
request = REQUEST
form_id = request.form_id
selection_name = request.list_selection_name
selection = self.getSelectionFor(selection_name, REQUEST)
domain_list_url = request.form.get('domain_list_url','portal_categories')
if type(domain_list_url) == type('a'):
domain = self.unrestrictedTraverse(domain_list_url)
domain_root = self.unrestrictedTraverse(selection.getSelectionDomainPath())
selection.edit(domain_list=(domain.getPhysicalPath()[len(domain_root.getPhysicalPath()):],))
return request.RESPONSE.redirect(request['HTTP_REFERER'])
security.declareProtected(ERP5Permissions.View, 'setReportRoot')
def setReportRoot(self, REQUEST):
"""
Sets the root domain for the current selection
"""
request = REQUEST
form_id = request.form_id
selection_name = request.list_selection_name
selection = self.getSelectionFor(selection_name, REQUEST)
root_url = request.form.get('report_root_url','portal_categories')
selection.edit(report_path=root_url, report_list=((),))
return request.RESPONSE.redirect(request['HTTP_REFERER'])
security.declareProtected(ERP5Permissions.View, 'unfoldReport')
def unfoldReport(self, REQUEST):
"""
Sets the root domain for the current selection
"""
request = REQUEST
form_id = request.form_id
selection_name = request.list_selection_name
selection = self.getSelectionFor(selection_name, REQUEST)
report_url = request.form.get('report_url','portal_categories')
if type(report_url) == type('a'):
report = self.unrestrictedTraverse(report_url)
report_root = self.unrestrictedTraverse(selection.getSelectionReportPath())
selection.edit(report_list=list(selection.getSelectionReportList())
+ [report.getPhysicalPath()[len(report_root.getPhysicalPath()):],] )
return request.RESPONSE.redirect(request['HTTP_REFERER'])
security.declareProtected(ERP5Permissions.View, 'foldReport')
def foldReport(self, REQUEST):
"""
Sets the root domain for the current selection
"""
request = REQUEST
form_id = request.form_id
selection_name = request.list_selection_name
selection = self.getSelectionFor(selection_name, REQUEST)
report_url = request.form.get('report_url','portal_categories')
if type(report_url) == type('a'):
report = self.unrestrictedTraverse(report_url)
report_root = self.unrestrictedTraverse(selection.getSelectionReportPath())
report_path = report.getPhysicalPath()[len(report_root.getPhysicalPath()):]
report_list = selection.getSelectionReportList()
new_report_list = []
report_path_len = len(report_path)
for p in report_path:
if p[0:report_path_len] != report_path:
new_report_list += [p]
selection.edit(report_list=new_report_list)
return request.RESPONSE.redirect(request['HTTP_REFERER'])
security.declareProtected(ERP5Permissions.View, 'setListboxDisplayMode')
def setListboxDisplayMode(self, REQUEST,listbox_display_mode):
"""
Toogle display of the listbox
"""
request = REQUEST
selection_name = request.list_selection_name
selection = self.getSelectionFor(selection_name, REQUEST)
if listbox_display_mode == 'FlatListMode':
flat_list_mode = 1
domain_tree_mode = 0
report_tree_mode = 0
elif listbox_display_mode == 'DomainTreeMode':
flat_list_mode = 0
domain_tree_mode = 1
report_tree_mode = 0
elif listbox_display_mode == 'ReportTreeMode':
flat_list_mode = 0
domain_tree_mode = 0
report_tree_mode = 1
selection.edit(flat_list_mode=flat_list_mode,domain_tree_mode=domain_tree_mode,
report_tree_mode=report_tree_mode)
# It is better to reset the query when changing the display mode.
params = selection.getSelectionParams()
if 'query' in params: del params['query']
selection.edit(params = params)
referer = request['HTTP_REFERER']
referer = referer.replace('reset=', 'noreset=')
referer = referer.replace('reset:int=', 'noreset:int=')
return request.RESPONSE.redirect(referer)
security.declareProtected(ERP5Permissions.View, 'setFlatListMode')
def setFlatListMode(self, REQUEST):
"""
Set display of the listbox to FlatList mode
"""
return self.setListboxDisplayMode(REQUEST=REQUEST,listbox_display_mode='FlatListMode')
security.declareProtected(ERP5Permissions.View, 'setDomainTreeMode')
def setDomainTreeMode(self, REQUEST):
"""
Set display of the listbox to DomainTree mode
"""
return self.setListboxDisplayMode(REQUEST=REQUEST,listbox_display_mode='DomainTreeMode')
security.declareProtected(ERP5Permissions.View, 'setReportTreeMode')
def setReportTreeMode(self, REQUEST):
"""
Set display of the listbox to ReportTree mode
"""
return self.setListboxDisplayMode(REQUEST=REQUEST,listbox_display_mode='ReportTreeMode')
security.declareProtected(ERP5Permissions.View, 'getSelectionSelectedValueList')
def getSelectionSelectedValueList(self, selection_name, REQUEST=None, selection_method=None, context=None):
"""
Get the list of values selected for 'selection_name'
"""
selection = self.getSelectionFor(selection_name, REQUEST=REQUEST)
if selection is None:
return []
return selection(selection_method=selection_method, context=context, REQUEST=REQUEST)
security.declareProtected(ERP5Permissions.View, 'getSelectionCheckedValueList')
def getSelectionCheckedValueList(self, selection_name, REQUEST=None):
"""
Get the list of values checked for 'selection_name'
"""
selection = self.getSelectionFor(selection_name, REQUEST=REQUEST)
if selection is None:
return []
uid_list = selection.getSelectionCheckedUids()
value_list = self.portal_catalog.getObjectList(uid_list)
return value_list
security.declareProtected(ERP5Permissions.View, 'getSelectionValueList')
def getSelectionValueList(self, selection_name, REQUEST=None, selection_method=None, context=None):
"""
Get the list of values checked or selected for 'selection_name'
"""
value_list = self.getSelectionCheckedValueList(selection_name, REQUEST=REQUEST)
if len(value_list) == 0:
value_list = self.getSelectionSelectedValueList(selection_name, REQUEST=REQUEST, selection_method=selection_method, context=context)
return value_list
security.declareProtected(ERP5Permissions.View, 'getSelectionUidList')
def getSelectionUidList(self, selection_name, REQUEST=None, selection_method=None, context=None):
"""
Get the list of values checked or selected for 'selection_name'
"""
return map(lambda x:x.getObject().getUid(), self.getSelectionValueList(selection_name, REQUEST=REQUEST, selection_method=selection_method, context=context))
security.declareProtected(ERP5Permissions.View, 'selectionHasChanged')
def selectionHasChanged(self, md5_string, object_uid_list):
"""
We want to be sure that the selection did not change
"""
LOG('selectionHasChanged, md5_string',0,md5_string)
LOG('selectionHasChanged, object_uid_list',0,object_uid_list)
sorted_object_uid_list = copy(object_uid_list)
sorted_object_uid_list.sort()
new_md5_string = md5.new(str(sorted_object_uid_list)).hexdigest()
LOG('selectionHasChanged, new_md5_string',0,new_md5_string)
if md5_string != new_md5_string:
LOG('selectionHasChanged, return...',0,'True')
return True
LOG('selectionHasChanged, return...',0,'False')
return False
security.declareProtected(ERP5Permissions.View, 'getPickle')
def getPickle(self,**kw):
"""
we give many keywords and we will get the corresponding
pickle string and signature
"""
LOG('getPickle kw',0,kw)
# XXX Remove DateTime, This is really bad, only use for zope 2.6
# XXX This has to be removed as quickly as possible
for k,v in kw.items():
if isinstance(v,DateTime):
del kw[k]
# XXX End of the part to remove
pickle_string = pickle.dumps(kw)
msg = MIMEBase('application','octet-stream')
msg.set_payload(pickle_string)
Encoders.encode_base64(msg)
pickle_string = msg.get_payload()
pickle_string = pickle_string.replace('\n','@@@')
return pickle_string
security.declareProtected(ERP5Permissions.View, 'getPickleAndSignature')
def getPickleAndSignature(self,**kw):
"""
we give many keywords and we will get the corresponding
pickle string and signature
"""
pickle_string = self.getPickle(**kw)
signature = hmac.new(cookie_password,pickle_string).hexdigest()
return (pickle_string,signature)
security.declareProtected(ERP5Permissions.View, 'getObjectFromPickle')
def getObjectFromPickle(self,pickle_string):
"""
we give a pickle string and a signature
"""
object = None
pickle_string = pickle_string.replace('@@@','\n')
msg = MIMEBase('application','octet-stream')
Encoders.encode_base64(msg)
msg.set_payload(pickle_string)
pickle_string = msg.get_payload(decode=1)
object = pickle.loads(pickle_string)
return object
security.declareProtected(ERP5Permissions.View, 'getObjectFromPickleAndSignature')
def getObjectFromPickleAndSignature(self,pickle_string,signature):
"""
we give a pickle string and a signature
"""
cookie_password = self._getCookiePassword()
object = None
new_signature = hmac.new(cookie_password,pickle_string).hexdigest()
if new_signature==signature:
object = self.getObjectFromPickle(pickle_string)
return object
security.declarePrivate('_getCookiePassword')
def _getCookiePassword(self):
"""
get the password used for encryption
"""
cookie_password = getattr(self,'cookie_password',None)
if cookie_password is None:
cookie_password = str(random.randrange(1,2147483600))
self.cookie_password = cookie_password
return cookie_password
security.declareProtected(ERP5Permissions.View, 'registerCookieInfo')
def setCookieInfo(self,request,cookie_name,**kw):
"""
regiter info directly in cookie
"""
cookie_name = cookie_name + '_cookie'
(pickle_string,signature) = self.getPickleAndSignature(**kw)
request.RESPONSE.setCookie(cookie_name,pickle_string,max_age=15*60)
signature_cookie_name = cookie_name + '_signature'
request.RESPONSE.setCookie(signature_cookie_name,signature,max_age=15*60)
security.declareProtected(ERP5Permissions.View, 'registerCookieInfo')
def getCookieInfo(self,request,cookie_name):
"""
regiter info directly in cookie
"""
cookie_name = cookie_name + '_cookie'
object = None
if getattr(request,cookie_name,None) is not None:
pickle_string = request.get(cookie_name)
signature_cookie_name = cookie_name + '_signature'
signature = request.get(signature_cookie_name)
object = self.getObjectFromPickleAndSignature(pickle_string,signature)
if object is None:
object = {}
return object
InitializeClass( SelectionTool )