690 lines
32 KiB
Python
690 lines
32 KiB
Python
'''Descriptor classes defined in this file are "intermediary" classes that
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gather, from the user application, information about concepts (like Archetype
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classes or DC workflow definitions) that will eventually be dumped into the
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generated application. Typically they have methods named "generate..." that
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produce generated code.'''
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# ------------------------------------------------------------------------------
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import types, copy
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from model import ModelClass, Flavour, flavourAttributePrefixes
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from utils import stringify
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import appy.gen
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import appy.gen.descriptors
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from appy.gen.po import PoMessage
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from appy.gen import Date, String, State, Transition, Type, Search
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from appy.gen.utils import GroupDescr, PageDescr, produceNiceMessage
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TABS = 4 # Number of blanks in a Python indentation.
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# ------------------------------------------------------------------------------
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class ArchetypeFieldDescriptor:
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'''This class allows to gather information needed to generate an Archetypes
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definition (field + widget) from an Appy type. An Appy type is used for
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defining the type of attributes defined in the user application.'''
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singleValuedTypes = ('Integer', 'Float', 'Boolean', 'Date', 'File')
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# Although Appy allows to specify a multiplicity[0]>1 for those types, it is
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# not supported by Archetypes. So we will always generate single-valued type
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# definitions for them.
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specialParams = ('title', 'description')
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def __init__(self, fieldName, appyType, classDescriptor):
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self.appyType = appyType
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self.classDescr = classDescriptor
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self.generator = classDescriptor.generator
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self.applicationName = classDescriptor.generator.applicationName
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self.fieldName = fieldName
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self.fieldParams = {'name': fieldName}
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self.widgetParams = {}
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self.fieldType = None
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self.widgetType = None
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self.walkAppyType()
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def __repr__(self):
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return '<Field %s, %s>' % (self.fieldName, self.classDescr)
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def getFlavourAttributeMessage(self, fieldName):
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'''Some attributes generated on the Flavour class need a specific
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default message, returned by this method.'''
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res = fieldName
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for prefix in flavourAttributePrefixes:
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if fieldName.startswith(prefix):
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messageId = 'MSG_%s' % prefix
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res = getattr(PoMessage, messageId)
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if res.find('%s') != -1:
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# I must complete the message with the field name.
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res = res % fieldName.split('_')[-1]
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break
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return res
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def produceMessage(self, msgId, isLabel=True):
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'''Gets the default label or description (if p_isLabel is False) for
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i18n message p_msgId.'''
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default = ' '
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produceNice = False
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if isLabel:
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produceNice = True
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default = self.fieldName
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# Some attributes need a specific predefined message
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if isinstance(self.classDescr, FlavourClassDescriptor):
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default = self.getFlavourAttributeMessage(self.fieldName)
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if default != self.fieldName: produceNice = False
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msg = PoMessage(msgId, '', default)
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if produceNice:
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msg.produceNiceDefault()
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return msg
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def walkBasicType(self):
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'''How to dump a basic type?'''
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self.fieldType = '%sField' % self.appyType.type
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self.widgetType = "%sWidget" % self.appyType.type
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if self.appyType.type == 'Date':
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self.fieldType = 'DateTimeField'
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self.widgetType = 'CalendarWidget'
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if self.appyType.format == Date.WITHOUT_HOUR:
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self.widgetParams['show_hm'] = False
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self.widgetParams['starting_year'] = self.appyType.startYear
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self.widgetParams['ending_year'] = self.appyType.endYear
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elif self.appyType.type == 'Float':
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self.widgetType = 'DecimalWidget'
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elif self.appyType.type == 'File':
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if self.appyType.isImage:
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self.fieldType = 'ImageField'
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self.widgetType = 'ImageWidget'
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self.fieldParams['storage'] = 'python:AttributeStorage()'
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def walkString(self):
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'''How to generate an Appy String?'''
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if self.appyType.format == String.LINE:
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if self.appyType.isSelection():
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if self.appyType.isMultiValued():
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self.fieldType = 'LinesField'
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self.widgetType = 'MultiSelectionWidget'
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self.fieldParams['multiValued'] = True
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else:
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self.fieldType = 'StringField'
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self.widgetType = 'SelectionWidget'
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self.widgetParams['format'] = 'select'
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# Elements common to all selection fields
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methodName = 'list_%s_values' % self.fieldName
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self.fieldParams['vocabulary'] = methodName
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self.classDescr.addSelectMethod(
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methodName, self, self.appyType.isMultiValued())
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self.fieldParams['enforceVocabulary'] = True
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else:
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self.fieldType = 'StringField'
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self.widgetType = 'StringWidget'
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self.widgetParams['size'] = 50
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if self.appyType.width:
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self.widgetParams['size'] = self.appyType.width
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elif self.appyType.format == String.TEXT:
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self.fieldType = 'TextField'
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self.widgetType = 'TextAreaWidget'
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if self.appyType.height:
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self.widgetParams['rows'] = self.appyType.height
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elif self.appyType.format == String.XHTML:
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self.fieldType = 'TextField'
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self.widgetType = 'RichWidget'
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self.fieldParams['allowable_content_types'] = ('text/html',)
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self.fieldParams['default_output_type'] = "text/html"
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else:
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self.fieldType = 'StringField'
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self.widgetType = 'StringWidget'
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def walkComputed(self):
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'''How to generate a computed field? We generate an Archetypes String
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field.'''
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self.fieldType = 'StringField'
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self.widgetType = 'StringWidget'
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self.widgetParams['visible'] = False # Archetypes will believe the
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# field is invisible; we will display it ourselves (like for Ref fields)
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def walkAction(self):
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'''How to generate an action field ? We generate an Archetypes String
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field.'''
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self.fieldType = 'StringField'
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self.widgetType = 'StringWidget'
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self.widgetParams['visible'] = False # Archetypes will believe the
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# field is invisible; we will display it ourselves (like for Ref fields)
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# Add action-specific i18n messages
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for suffix in ('ok', 'ko'):
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label = '%s_%s_action_%s' % (self.classDescr.name, self.fieldName,
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suffix)
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msg = PoMessage(label, '',
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getattr(PoMessage, 'ACTION_%s' % suffix.upper()))
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self.generator.labels.append(msg)
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self.classDescr.labelsToPropagate.append(msg)
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def walkRef(self):
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'''How to generate a Ref?'''
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relationship = '%s_%s_rel' % (self.classDescr.name, self.fieldName)
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self.fieldType = 'ReferenceField'
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self.widgetType = 'ReferenceWidget'
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self.fieldParams['relationship'] = relationship
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if self.appyType.isMultiValued():
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self.fieldParams['multiValued'] = True
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self.widgetParams['visible'] = False
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# Update the list of referers
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self.generator.addReferer(self, relationship)
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# Add the widget label for the back reference
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refClassName = ArchetypesClassDescriptor.getClassName(
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self.appyType.klass)
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if issubclass(self.appyType.klass, ModelClass):
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refClassName = self.applicationName + self.appyType.klass.__name__
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elif issubclass(self.appyType.klass, appy.gen.Tool):
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refClassName = '%sTool' % self.applicationName
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elif issubclass(self.appyType.klass, appy.gen.Flavour):
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refClassName = '%sFlavour' % self.applicationName
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backLabel = "%s_%s_back" % (refClassName, self.appyType.back.attribute)
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poMsg = PoMessage(backLabel, '', self.appyType.back.attribute)
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poMsg.produceNiceDefault()
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self.generator.labels.append(poMsg)
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def walkInfo(self):
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'''How to generate an Info field? We generate an Archetypes String
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field.'''
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self.fieldType = 'StringField'
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self.widgetType = 'StringWidget'
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self.widgetParams['visible'] = False # Archetypes will believe the
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# field is invisible; we will display it ourselves (like for Ref fields)
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alwaysAValidatorFor = ('Ref', 'Integer', 'Float')
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def walkAppyType(self):
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'''Walks into the Appy type definition and gathers data about the
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Archetype elements to generate.'''
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# Manage things common to all Appy types
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# - special accessor for fields "title" and "description"
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if self.fieldName in self.specialParams:
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self.fieldParams['accessor'] = self.fieldName.capitalize()
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# - default value
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if self.appyType.default != None:
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self.fieldParams['default'] = self.appyType.default
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# - required?
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if self.appyType.multiplicity[0] >= 1:
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if self.appyType.type != 'Ref': self.fieldParams['required'] = True
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# Indeed, if it is a ref appy will manage itself field updates in
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# onEdit, so Archetypes must not enforce required=True
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# - optional ?
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if self.appyType.optional:
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Flavour._appy_addOptionalField(self)
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self.widgetParams['condition'] = ' python: ' \
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'here.fieldIsUsed("%s")'% self.fieldName
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# - edit default value ?
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if self.appyType.editDefault:
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Flavour._appy_addDefaultField(self)
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methodName = 'getDefaultValueFor%s' % self.fieldName
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self.fieldParams['default_method'] = methodName
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self.classDescr.addDefaultMethod(methodName, self)
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# - put an index on this field?
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if self.appyType.indexed:
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if (self.appyType.type == 'String') and \
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(self.appyType.isMultiValued()):
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self.fieldParams['index'] = 'ZCTextIndex, lexicon_id=' \
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'plone_lexicon, index_type=Okapi BM25 Rank'
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else:
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self.fieldParams['index'] = 'FieldIndex'
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# - searchable ?
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if self.appyType.searchable: self.fieldParams['searchable'] = True
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# - slaves ?
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if self.appyType.slaves: self.widgetParams['visible'] = False
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# Archetypes will believe the field is invisible; we will display it
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# ourselves (like for Ref fields)
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# - need to generate a field validator?
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# In all cases, add an i18n message for the validation error for this
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# field.
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label = '%s_%s_valid' % (self.classDescr.name, self.fieldName)
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poMsg = PoMessage(label, '', PoMessage.DEFAULT_VALID_ERROR)
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self.generator.labels.append(poMsg)
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if (type(self.appyType.validator) == types.FunctionType) or \
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(type(self.appyType.validator) == type(String.EMAIL)) or \
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(self.appyType.type in self.alwaysAValidatorFor):
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# For references, we always add a validator because gen validates
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# itself things like multiplicities;
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# For integers and floats, we also need validators because, by
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# default, Archetypes produces an exception if the field value does
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# not have the correct type, for example.
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methodName = 'validate_%s' % self.fieldName
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# Add a validate method for this
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specificType = None
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if self.appyType.type in self.alwaysAValidatorFor:
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specificType = self.appyType.type
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self.classDescr.addValidateMethod(methodName, label, self,
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specificType=specificType)
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# Manage specific permissions
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permFieldName = '%s %s' % (self.classDescr.name, self.fieldName)
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if self.appyType.specificReadPermission:
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self.fieldParams['read_permission'] = '%s: Read %s' % \
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(self.generator.applicationName, permFieldName)
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if self.appyType.specificWritePermission:
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self.fieldParams['write_permission'] = '%s: Write %s' % \
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(self.generator.applicationName, permFieldName)
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# i18n labels
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i18nPrefix = "%s_%s" % (self.classDescr.name, self.fieldName)
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wp = self.widgetParams
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wp['label'] = self.fieldName
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wp['label_msgid'] = '%s' % i18nPrefix
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wp['description'] = '%sDescr' % i18nPrefix
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wp['description_msgid'] = '%s_descr' % i18nPrefix
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wp['i18n_domain'] = self.applicationName
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# Create labels for generating them in i18n files.
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messages = self.generator.labels
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messages.append(self.produceMessage(wp['label_msgid']))
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messages.append(self.produceMessage(wp['description_msgid'],
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isLabel=False))
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# Create i18n messages linked to pages and phases
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messages = self.generator.labels
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pageMsgId = '%s_page_%s' % (self.classDescr.name, self.appyType.page)
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phaseMsgId = '%s_phase_%s' % (self.classDescr.name, self.appyType.phase)
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pagePoMsg = PoMessage(pageMsgId, '',
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produceNiceMessage(self.appyType.page))
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phasePoMsg = PoMessage(phaseMsgId, '',
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produceNiceMessage(self.appyType.phase))
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for poMsg in (pagePoMsg, phasePoMsg):
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if poMsg not in messages:
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messages.append(poMsg)
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self.classDescr.labelsToPropagate.append(poMsg)
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# Create i18n messages linked to groups
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if self.appyType.group:
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groupName, cols = GroupDescr.getGroupInfo(self.appyType.group)
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msgId = '%s_group_%s' % (self.classDescr.name, groupName)
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poMsg = PoMessage(msgId, '', groupName)
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poMsg.produceNiceDefault()
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if poMsg not in messages:
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messages.append(poMsg)
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self.classDescr.labelsToPropagate.append(poMsg)
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# Manage schemata
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if self.appyType.page != 'main':
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self.fieldParams['schemata'] = self.appyType.page
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# Manage things which are specific to basic types
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if self.appyType.type in self.singleValuedTypes: self.walkBasicType()
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# Manage things which are specific to String types
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elif self.appyType.type == 'String': self.walkString()
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# Manage things which are specific to Computed types
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elif self.appyType.type == 'Computed': self.walkComputed()
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# Manage things which are specific to Actions
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elif self.appyType.type == 'Action': self.walkAction()
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# Manage things which are specific to reference types
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elif self.appyType.type == 'Ref': self.walkRef()
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# Manage things which are specific to info types
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elif self.appyType.type == 'Info': self.walkInfo()
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def generate(self):
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'''Produces the Archetypes field definition as a string.'''
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res = ''
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s = stringify
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spaces = TABS
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# Generate field name
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res += ' '*spaces + self.fieldType + '(\n'
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# Generate field parameters
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spaces += TABS
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for fParamName, fParamValue in self.fieldParams.iteritems():
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res += ' '*spaces + fParamName + '=' + s(fParamValue) + ',\n'
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# Generate widget
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res += ' '*spaces + 'widget=%s(\n' % self.widgetType
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spaces += TABS
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for wParamName, wParamValue in self.widgetParams.iteritems():
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res += ' '*spaces + wParamName + '=' + s(wParamValue) + ',\n'
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# End of widget definition
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spaces -= TABS
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res += ' '*spaces + ')\n'
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# End of field definition
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spaces -= TABS
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res += ' '*spaces + '),\n'
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return res
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class ClassDescriptor(appy.gen.descriptors.ClassDescriptor):
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'''Represents an Archetypes-compliant class.'''
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def __init__(self, klass, orderedAttributes, generator):
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appy.gen.descriptors.ClassDescriptor.__init__(self, klass,
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orderedAttributes, generator)
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self.schema = '' # The archetypes schema will be generated here
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self.methods = '' # Needed method definitions will be generated here
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# We remember here encountered pages and groups defined in the Appy
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# type. Indeed, after having parsed all application classes, we will
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# need to generate i18n labels for every child class of the class
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# that declared pages and groups.
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self.labelsToPropagate = [] #~[PoMessage]~ Some labels (like page,
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# group or action names) need to be propagated in children classes
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# (because they contain the class name). But at this time we don't know
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# yet every sub-class. So we store those labels here; the Generator
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# will propagate them later.
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self.flavourFieldsToPropagate = [] # For this class, some fields have
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# been defined on the Flavour class. Those fields need to be defined
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# for child classes of this class as well, but at this time we don't
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# know yet every sub-class. So we store field definitions here; the
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# Generator will propagate them later.
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def generateSchema(self):
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'''Generates the corresponding Archetypes schema in self.schema.'''
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for attrName in self.orderedAttributes:
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attrValue = getattr(self.klass, attrName)
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if isinstance(attrValue, Type):
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field = ArchetypeFieldDescriptor(attrName, attrValue, self)
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self.schema += '\n' + field.generate()
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def addSelectMethod(self, methodName, fieldDescr, isMultivalued=False):
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'''For the selection field p_fieldDescr I need to generate a method
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named p_methodName that will generate the vocabulary for
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p_fieldDescr.'''
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# Generate the method signature
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m = self.methods
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s = stringify
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spaces = TABS
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m += '\n' + ' '*spaces + 'def %s(self):\n' % methodName
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spaces += TABS
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appyType = fieldDescr.appyType
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if type(appyType.validator) in (list, tuple):
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# Generate i18n messages for every possible value
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f = fieldDescr
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labels = []
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for value in appyType.validator:
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msgLabel = '%s_%s_list_%s' % (f.classDescr.name, f.fieldName,
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value)
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labels.append(msgLabel) # I will need it later
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poMsg = PoMessage(msgLabel, '', value)
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poMsg.produceNiceDefault()
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self.generator.labels.append(poMsg)
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# Generate a method that returns a DisplayList
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appName = self.generator.applicationName
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allValues = appyType.validator
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if not isMultivalued:
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allValues = [''] + appyType.validator
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labels.insert(0, 'choose_a_value')
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m += ' '*spaces + 'return self._appy_getDisplayList' \
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'(%s, %s, %s)\n' % (s(allValues), s(labels), s(appName))
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self.methods = m
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def addValidateMethod(self, methodName, label, fieldDescr,
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specificType=None):
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'''For the field p_fieldDescr I need to generate a validation method.
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If p_specificType is not None, it corresponds to the name of a type
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like Ref, Integer or Float, for which specific validation is needed,
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beyond the potential custom validation specified by a user-defined
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validator method.'''
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# Generate the method signature
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m = self.methods
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s = stringify
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spaces = TABS
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m += '\n' + ' '*spaces + 'def %s(self, value):\n' % methodName
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spaces += TABS
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m += ' '*spaces + 'return self._appy_validateField(%s, value, %s, ' \
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'%s)\n' % (s(fieldDescr.fieldName), s(label), s(specificType))
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self.methods = m
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def addDefaultMethod(self, methodName, fieldDescr):
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'''When the default value of a field may be edited, we must add a method
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that will gather the default value from the flavour.'''
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m = self.methods
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spaces = TABS
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m += '\n' + ' '*spaces + 'def %s(self):\n' % methodName
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spaces += TABS
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m += ' '*spaces + 'return self.getDefaultValueFor("%s")\n' % \
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fieldDescr.fieldName
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self.methods = m
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class ArchetypesClassDescriptor(ClassDescriptor):
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'''Represents an Archetypes-compliant class that corresponds to an
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application class.'''
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predefined = False
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def __init__(self, klass, orderedAttributes, generator):
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ClassDescriptor.__init__(self, klass, orderedAttributes, generator)
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if not hasattr(self, 'name'):
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self.name = self.getClassName(klass)
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self.generateSchema()
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@staticmethod
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def getClassName(klass):
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'''Generates the name of the corresponding Archetypes class.'''
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return klass.__module__.replace('.', '_') + '_' + klass.__name__
|
|
|
|
def isAbstract(self):
|
|
'''Is self.klass abstract?'''
|
|
res = False
|
|
if self.klass.__dict__.has_key('abstract'):
|
|
res = self.klass.__dict__['abstract']
|
|
return res
|
|
|
|
def isRoot(self):
|
|
'''Is self.klass root? A root class represents some kind of major
|
|
concept into the application. For example, creating instances
|
|
of such classes will be easy from the user interface.'''
|
|
res = False
|
|
if self.klass.__dict__.has_key('root'):
|
|
res = self.klass.__dict__['root']
|
|
return res
|
|
|
|
def isPod(self):
|
|
'''May this class be associated with POD templates?.'''
|
|
res = False
|
|
if self.klass.__dict__.has_key('pod') and self.klass.__dict__['pod']:
|
|
res = True
|
|
return res
|
|
|
|
def isFolder(self, klass=None):
|
|
'''Must self.klass be a folder? If klass is not None, this method tests
|
|
it on p_klass instead of self.klass.'''
|
|
res = False
|
|
theClass = self.klass
|
|
if klass:
|
|
theClass = klass
|
|
if theClass.__dict__.has_key('folder'):
|
|
res = theClass.__dict__['folder']
|
|
else:
|
|
if theClass.__bases__:
|
|
res = self.isFolder(theClass.__bases__[0])
|
|
return res
|
|
|
|
@staticmethod
|
|
def getSearches(klass):
|
|
'''Returns the list of searches that are defined on this class.'''
|
|
res = []
|
|
if klass.__dict__.has_key('search'):
|
|
searches = klass.__dict__['search']
|
|
if isinstance(searches, basestring): res.append(Search(searches))
|
|
elif isinstance(searches, Search): res.append(searches)
|
|
else:
|
|
# It must be a list of searches.
|
|
for search in searches:
|
|
if isinstance(search, basestring):res.append(Search(search))
|
|
else: res.append(search)
|
|
return res
|
|
|
|
@staticmethod
|
|
def getSearch(klass, searchName):
|
|
'''Gets the search named p_searchName.'''
|
|
for search in ArchetypesClassDescriptor.getSearches(klass):
|
|
if search.name == searchName:
|
|
return search
|
|
return None
|
|
|
|
def addGenerateDocMethod(self):
|
|
m = self.methods
|
|
spaces = TABS
|
|
m += '\n' + ' '*spaces + 'def generateDocument(self):\n'
|
|
spaces += TABS
|
|
m += ' '*spaces + "'''Generates a document from p_self.'''\n"
|
|
m += ' '*spaces + 'return self._appy_generateDocument()\n'
|
|
self.methods = m
|
|
|
|
class ToolClassDescriptor(ClassDescriptor):
|
|
'''Represents the POD-specific fields that must be added to the tool.'''
|
|
predefined = True
|
|
def __init__(self, klass, generator):
|
|
ClassDescriptor.__init__(self, klass, klass._appy_attributes, generator)
|
|
self.name = '%sTool' % generator.applicationName
|
|
def isFolder(self, klass=None): return True
|
|
def isRoot(self): return False
|
|
def addUnoValidator(self):
|
|
m = self.methods
|
|
spaces = TABS
|
|
m += '\n' + ' '*spaces + 'def validate_unoEnabledPython(self, value):\n'
|
|
spaces += TABS
|
|
m += ' '*spaces + 'return self._appy_validateUnoEnabledPython(value)\n'
|
|
self.methods = m
|
|
def generateSchema(self):
|
|
ClassDescriptor.generateSchema(self)
|
|
self.addUnoValidator()
|
|
|
|
class FlavourClassDescriptor(ClassDescriptor):
|
|
'''Represents an Archetypes-compliant class that corresponds to the Flavour
|
|
for the generated application.'''
|
|
predefined = True
|
|
def __init__(self, klass, generator):
|
|
ClassDescriptor.__init__(self, klass, klass._appy_attributes, generator)
|
|
self.name = '%sFlavour' % generator.applicationName
|
|
self.attributesByClass = klass._appy_classes
|
|
# We don't generate the schema automatically here because we need to
|
|
# add more fields.
|
|
def isFolder(self, klass=None): return True
|
|
def isRoot(self): return False
|
|
|
|
class PodTemplateClassDescriptor(ClassDescriptor):
|
|
'''Represents a POD template.'''
|
|
predefined = True
|
|
def __init__(self, klass, generator):
|
|
ClassDescriptor.__init__(self, klass, klass._appy_attributes, generator)
|
|
self.name = '%sPodTemplate' % generator.applicationName
|
|
def isRoot(self): return False
|
|
|
|
class CustomToolClassDescriptor(ArchetypesClassDescriptor):
|
|
'''If the user defines a class that inherits from Tool, we will add those
|
|
fields to the tool.'''
|
|
predefined = False
|
|
def __init__(self, *args):
|
|
self.name = '%sTool' % args[2].applicationName
|
|
ArchetypesClassDescriptor.__init__(self, *args)
|
|
def generateSchema(self):
|
|
'''Custom tool fields may not use the variability mechanisms, ie
|
|
'optional' or 'editDefault' attributes.'''
|
|
for attrName in self.orderedAttributes:
|
|
attrValue = getattr(self.klass, attrName)
|
|
if isinstance(attrValue, Type):
|
|
attrValue = copy.copy(attrValue)
|
|
attrValue.optional = False
|
|
attrValue.editDefault = False
|
|
field = ArchetypeFieldDescriptor(attrName, attrValue, self)
|
|
self.schema += '\n' + field.generate()
|
|
|
|
class CustomFlavourClassDescriptor(CustomToolClassDescriptor):
|
|
def __init__(self, *args):
|
|
self.name = '%sFlavour' % args[2].applicationName
|
|
ArchetypesClassDescriptor.__init__(self, *args)
|
|
|
|
class WorkflowDescriptor(appy.gen.descriptors.WorkflowDescriptor):
|
|
'''Represents a workflow.'''
|
|
# How to map Appy permissions to Plone permissions ?
|
|
appyToPlonePermissions = {
|
|
'read': ('View', 'Access contents information'),
|
|
'write': ('Modify portal content',),
|
|
'delete': ('Delete objects',),
|
|
}
|
|
def getPlonePermissions(self, permission):
|
|
'''Returns the Plone permission(s) that correspond to
|
|
Appy p_permission.'''
|
|
if self.appyToPlonePermissions.has_key(permission):
|
|
res = self.appyToPlonePermissions[permission]
|
|
elif isinstance(permission, basestring):
|
|
res = [permission]
|
|
else:
|
|
# Permission if an Appy permission declaration
|
|
className, fieldName = permission.fieldDescriptor.rsplit('.', 1)
|
|
if className.find('.') == -1:
|
|
# The related class resides in the same module as the workflow
|
|
fullClassName = '%s_%s' % (
|
|
self.klass.__module__.replace('.', '_'), className)
|
|
else:
|
|
# className contains the full package name of the class
|
|
fullClassName = className.replace('.', '_')
|
|
# Read or Write ?
|
|
if permission.__class__.__name__ == 'ReadPermission':
|
|
access = 'Read'
|
|
else:
|
|
access = 'Write'
|
|
permName = '%s: %s %s %s' % (self.generator.applicationName,
|
|
access, fullClassName, fieldName)
|
|
res = [permName]
|
|
return res
|
|
|
|
def getWorkflowName(klass):
|
|
'''Generates the name of the corresponding Archetypes workflow.'''
|
|
res = klass.__module__.replace('.', '_') + '_' + klass.__name__
|
|
return res.lower()
|
|
getWorkflowName = staticmethod(getWorkflowName)
|
|
|
|
def getStatesInfo(self, asDumpableCode=False):
|
|
'''Gets, in a dict, information for configuring states of the workflow.
|
|
If p_asDumpableCode is True, instead of returning a dict, this
|
|
method will return a string containing the dict that can be dumped
|
|
into a Python code file.'''
|
|
res = {}
|
|
transitions = self.getTransitions()
|
|
for state in self.getStates():
|
|
stateName = self.getNameOf(state)
|
|
# We need the list of transitions that start from this state
|
|
outTransitions = state.getTransitions(transitions,
|
|
selfIsFromState=True)
|
|
tNames = self.getTransitionNames(outTransitions,
|
|
limitToFromState=state)
|
|
# Compute the permissions/roles mapping for this state
|
|
permissionsMapping = {}
|
|
for permission, roles in state.getPermissions().iteritems():
|
|
for plonePerm in self.getPlonePermissions(permission):
|
|
permissionsMapping[plonePerm] = roles
|
|
# Add 'Review portal content' to anyone; this is not a security
|
|
# problem because we limit the triggering of every transition
|
|
# individually.
|
|
allRoles = self.generator.getAllUsedRoles()
|
|
if 'Manager' not in allRoles: allRoles.append('Manager')
|
|
permissionsMapping['Review portal content'] = allRoles
|
|
res[stateName] = (tNames, permissionsMapping)
|
|
if not asDumpableCode:
|
|
return res
|
|
# We must create the "Python code" version of this dict
|
|
newRes = '{'
|
|
for stateName, stateInfo in res.iteritems():
|
|
transitions = ','.join(['"%s"' % tn for tn in stateInfo[0]])
|
|
# Compute permissions
|
|
permissions = ''
|
|
for perm, roles in stateInfo[1].iteritems():
|
|
theRoles = ','.join(['"%s"' % r for r in roles])
|
|
permissions += '"%s": [%s],' % (perm, theRoles)
|
|
newRes += '\n "%s": ([%s], {%s}),' % \
|
|
(stateName, transitions, permissions)
|
|
return newRes + '}'
|
|
|
|
def getTransitionsInfo(self, asDumpableCode=False):
|
|
'''Gets, in a dict, information for configuring transitions of the
|
|
workflow. If p_asDumpableCode is True, instead of returning a dict,
|
|
this method will return a string containing the dict that can be
|
|
dumped into a Python code file.'''
|
|
res = {}
|
|
for tName in self.getTransitionNames():
|
|
res[tName] = self.getEndStateName(tName)
|
|
if not asDumpableCode:
|
|
return res
|
|
# We must create the "Python code" version of this dict
|
|
newRes = '{'
|
|
for transitionName, endStateName in res.iteritems():
|
|
newRes += '\n "%s": "%s",' % (transitionName, endStateName)
|
|
return newRes + '}'
|
|
|
|
def getManagedPermissions(self):
|
|
'''Returns the Plone permissions of all Appy permissions managed by this
|
|
workflow.'''
|
|
res = set()
|
|
res.add('Review portal content')
|
|
for state in self.getStates():
|
|
for permission in state.permissions.iterkeys():
|
|
for plonePerm in self.getPlonePermissions(permission):
|
|
res.add(plonePerm)
|
|
return res
|
|
|
|
def getScripts(self):
|
|
res = ''
|
|
wfName = WorkflowDescriptor.getWorkflowName(self.klass)
|
|
for tName in self.getTransitionNames():
|
|
scriptName = '%s_do%s%s' % (wfName, tName[0].upper(), tName[1:])
|
|
res += 'def %s(self, stateChange, **kw): do("%s", ' \
|
|
'stateChange, logger)\n' % (scriptName, tName)
|
|
return res
|
|
# ------------------------------------------------------------------------------
|