1 | from types import UnicodeType |
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2 | from Acquisition import aq_inner |
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3 | |
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4 | from Products.CMFCore.utils import getToolByName |
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5 | |
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6 | from MemberdataHandlers import registerMemberdataHandler, IMemberdataHandler |
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7 | |
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8 | class RememberMemberdataHandler: |
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9 | """ |
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10 | Manage remember's members |
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11 | """ |
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12 | |
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13 | __implements__ = IMemberdataHandler |
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14 | |
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15 | def __init__(self, context): |
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16 | self.context = context |
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17 | self.tool = getToolByName(self.context, 'portal_memberdata') |
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18 | self.membrane_tool = getToolByName(self.context, 'membrane_tool', None) |
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19 | self.fieldnames = [] |
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20 | # for compatibility with Plone 2.0 (import next only on instance init) |
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21 | from Products.PluggableAuthService.interfaces.authservice import IPluggableAuthService |
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22 | from Products.remember.interfaces import IRememberMembraneTool |
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23 | self.compatible = IPluggableAuthService.providedBy(self.context.acl_users) and self.membrane_tool and IRememberMembraneTool.providedBy(self.membrane_tool) |
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24 | self.is_compatible() |
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25 | |
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26 | def is_compatible(self): |
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27 | """ |
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28 | Take portal_memberdata tool and analyse possibility of working |
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29 | with it. |
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30 | If handler does not know how to work with given portal_memberdata, |
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31 | it return 'False' on init, otherwise - 'True'. |
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32 | """ |
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33 | if not self.compatible: |
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34 | raise |
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35 | return self.compatible |
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36 | |
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37 | def listAllMemberProperties(self, exclude_props=[], include_props=None): |
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38 | """ |
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39 | Return all properties from UserPropertySheets and from member's schema. |
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40 | Exclude properties that given in exclude_props list. |
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41 | """ |
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42 | |
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43 | if not self.is_compatible(): return [] |
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44 | |
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45 | for member in self.getAllMembers(): |
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46 | if hasattr(aq_inner(member), 'Schema') and callable(member.Schema): |
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47 | schema = member.getSchema() |
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48 | for field in schema.filterFields(): |
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49 | fname = str(field.getName()) |
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50 | if (fname not in exclude_props) and (include_props and fname in include_props or not include_props): |
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51 | if fname not in self.fieldnames: |
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52 | self.fieldnames.append(fname) |
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53 | |
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54 | for member in self.getAllMembers(): |
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55 | for sheet in member.getOrderedPropertySheets(): |
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56 | for name in sheet.propertyIds(): |
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57 | if (name not in exclude_props) and (include_props and name in include_props or not include_props): |
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58 | if name not in self.fieldnames: |
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59 | self.fieldnames.append(name) |
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60 | |
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61 | return self.fieldnames |
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62 | |
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63 | def getAllMembers(self): |
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64 | """ |
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65 | Return all members contained in portal_memberdata tool |
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66 | """ |
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67 | if not self.compatible: return [] |
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68 | return self.tool.contentValues() |
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69 | |
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70 | def getMemberProperties(self, member, exclude_props=[], include_props=None): |
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71 | """ |
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72 | Return all needed members' properties as dictionary |
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73 | {property name : property value, ...}, |
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74 | exclude properties from exclue_props parameter. |
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75 | Get properties: |
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76 | 1. from member's schema fields |
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77 | 2. from PAS, PlonePas (portal_memberdata), Membrane and any else registered UserPropertySheets for member |
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78 | |
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79 | """ |
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80 | |
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81 | if not self.is_compatible: return {} |
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82 | props = {} |
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83 | |
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84 | # extract all info from member schema |
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85 | if hasattr(aq_inner(member), 'Schema') and callable(member.Schema): |
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86 | schema = member.Schema() |
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87 | for field in schema.filterFields(): |
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88 | fname = str(field.getName()) |
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89 | if (fname not in exclude_props) and (include_props and fname in include_props or not include_props): |
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90 | if not props.has_key(fname): |
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91 | value = str(member.getProperty(fname, '')) |
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92 | if type(value) is UnicodeType: |
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93 | value = value.encode('UTF8') |
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94 | props[fname] = value |
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95 | if fname not in self.fieldnames: |
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96 | self.fieldnames.append(fname) |
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97 | |
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98 | # extract all info from UserPropertySheets |
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99 | user = member.getUser() |
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100 | for sheet in user.getOrderedPropertySheets(): |
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101 | for field, value in sheet.propertyItems(): |
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102 | if type(value) is UnicodeType: |
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103 | value = value.encode('UTF8') |
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104 | if (field not in exclude_props) and (include_props and field in include_props or not include_props): |
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105 | if not props.has_key(field): |
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106 | props[field] = value |
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107 | if field not in self.fieldnames: |
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108 | self.fieldnames.append(str(field)) |
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109 | |
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110 | return props |
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111 | |
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112 | registerMemberdataHandler(RememberMemberdataHandler) |
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