1276 lines
58 KiB
Python
1276 lines
58 KiB
Python
# ------------------------------------------------------------------------------
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import os, os.path, sys, re, time, random, types, base64
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from appy import Object
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import appy.gen
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from appy.gen import Search, UiSearch, String, Page
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from appy.gen.layout import ColumnLayout
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from appy.gen import utils as gutils
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from appy.gen.mixins import BaseMixin
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from appy.gen.wrappers import AbstractWrapper
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from appy.gen.descriptors import ClassDescriptor
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from appy.gen.navigate import Siblings
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from appy.shared import mimeTypes
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from appy.shared import utils as sutils
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from appy.shared.data import languages
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from appy.shared.ldap_connector import LdapConnector
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try:
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from AccessControl.ZopeSecurityPolicy import _noroles
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except ImportError:
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_noroles = []
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# Global JS internationalized messages that will be computed in every page -----
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jsMessages = ('no_elem_selected', 'action_confirm', 'save_confirm',
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'warn_leave_form')
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USER_NOT_FOUND = 'User %s not found. Probably a problem implying several ' \
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'Appy apps put behind the same domain name or dev machine.'
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# ------------------------------------------------------------------------------
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class ToolMixin(BaseMixin):
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_appy_meta_type = 'Tool'
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xhtmlEncoding = 'text/html;charset=UTF-8'
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def getPortalType(self, metaTypeOrAppyClass):
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'''Returns the name of the portal_type that is based on
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p_metaTypeOrAppyType.'''
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appName = self.getProductConfig().PROJECTNAME
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res = metaTypeOrAppyClass
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if not isinstance(metaTypeOrAppyClass, basestring):
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res = gutils.getClassName(metaTypeOrAppyClass, appName)
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if res.find('_wrappers') != -1:
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elems = res.split('_')
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res = '%s%s' % (elems[1], elems[4])
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if res in ('User', 'Group', 'Translation'): res = appName + res
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return res
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def home(self):
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'''Returns the content of px ToolWrapper.pxHome.'''
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tool = self.appy()
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return tool.pxHome({'obj': None, 'tool': tool})
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def query(self):
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'''Returns the content of px ToolWrapper.pxQuery.'''
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tool = self.appy()
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return tool.pxQuery({'obj': None, 'tool': tool})
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def search(self):
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'''Returns the content of px ToolWrapper.pxSearch.'''
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tool = self.appy()
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return tool.pxSearch({'obj': None, 'tool': tool})
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def getHomePage(self):
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'''Return the home page when a user hits the app.'''
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# If the app defines a method "getHomePage", call it.
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tool = self.appy()
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url = None
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try:
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url = tool.getHomePage()
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except AttributeError:
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pass
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if not url:
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# Bring Managers to the config, lead others to pxHome.
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user = self.getUser()
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if not user:
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raise Exception(USER_NOT_FOUND % self.identifyUser()[0])
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if user.has_role('Manager'):
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url = self.goto(self.absolute_url())
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else:
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url = self.goto('%s/home' % self.absolute_url())
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return url
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def getHomeObject(self, inPopup=False):
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'''The concept of "home object" is the object where the user must "be",
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even if he is "nowhere". For example, if the user is on a search
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screen, there is no contextual object. In this case, if we have a
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home object for him, we will use it as contextual object, and its
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portlet menu will nevertheless appear: the user will not have the
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feeling of being lost.'''
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# If we are in the popup, we do not want any home object in the way.
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if inPopup: return
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# If the app defines a method "getHomeObject", call it.
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try:
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return self.appy().getHomeObject()
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except AttributeError:
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# For managers, the home object is the config. For others, there is
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# no default home object.
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if self.getUser().has_role('Manager'): return self.appy()
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def getCatalog(self):
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'''Returns the catalog object.'''
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return self.getParentNode().catalog
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def getCatalogValue(self, obj, indexName):
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'''Get, for p_obj, the value stored in the catalog for the index
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named p_indexName.'''
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catalogBrain = self.getObject(obj.id, brain=True)
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catalog = self.getApp().catalog
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index = catalog.Indexes[indexName]
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indexType = index.getTagName()
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if indexType == 'ZCTextIndex':
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# Zope bug: the lexicon can't be retrieved correctly
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index._v_lexicon = getattr(catalog, index.lexicon_id)
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res = index.getEntryForObject(catalogBrain.getRID())
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if indexType == 'DateIndex':
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# The index value is a number. Add a DateTime representation too.
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from DateTime import DateTime
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res = '%d (%s)' % (res, DateTime(res))
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return res
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def getApp(self):
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'''Returns the root Zope object.'''
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return self.getPhysicalRoot()
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def getSiteUrl(self):
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'''Returns the absolute URL of this site.'''
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return self.getApp().absolute_url()
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def getIncludeUrl(self, name, bg=False):
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'''Gets the full URL of an external resource, like an image, a
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Javascript or a CSS file, named p_name. If p_bg is True, p_name is
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an image that is meant to be used in a "style" attribute for defining
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the background image of some XHTML tag.'''
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# If no extension is found in p_name, we suppose it is a png image.
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if '.' not in name: name += '.png'
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url = '%s/ui/%s' % (self.getPhysicalRoot().absolute_url(), name)
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if not bg: return url
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return 'background-image: url(%s)' % url
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def doPod(self):
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'''Performs an action linked to a pod field: generate, freeze,
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unfreeze... a document from a pod field.'''
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rq = self.REQUEST
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# Get the object that is the target of this action.
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obj = self.getObject(rq.get('objectUid'), appy=True)
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return obj.getField(rq.get('fieldName')).onUiRequest(obj, rq)
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def getAppName(self):
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'''Returns the name of the application.'''
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return self.getProductConfig().PROJECTNAME
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def getPath(self, path):
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'''Returns the folder or object whose absolute path p_path.'''
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res = self.getPhysicalRoot()
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if path == '/': return res
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path = path[1:]
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if '/' not in path: return res._getOb(path) # For performance
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for elem in path.split('/'): res = res._getOb(elem)
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return res
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def showLanguageSelector(self):
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'''We must show the language selector if the app config requires it and
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it there is more than 2 supported languages. Moreover, on some pages,
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switching the language is not allowed.'''
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cfg = self.getProductConfig(True)
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if not cfg.languageSelector: return
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if len(cfg.languages) < 2: return
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page = self.REQUEST.get('ACTUAL_URL').split('/')[-1]
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return page not in ('edit', 'query', 'search', 'do')
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def showForgotPassword(self):
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'''We must show link "forgot password?" when the app requires it.'''
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return self.getProductConfig(True).activateForgotPassword
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def getLanguages(self):
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'''Returns the supported languages. First one is the default.'''
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return self.getProductConfig(True).languages
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def getLanguageName(self, code, lowerize=False):
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'''Gets the language name (in this language) from a 2-chars language
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p_code.'''
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res = languages.get(code)[2]
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if not lowerize: return res
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return res.lower()
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def changeLanguage(self):
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'''Sets the language cookie with the new desired language code that is
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in request["language"].'''
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rq = self.REQUEST
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rq.RESPONSE.setCookie('_ZopeLg', rq['language'], path='/')
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return self.goto(rq['HTTP_REFERER'])
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def flipLanguageDirection(self, align, dir):
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'''According to language direction p_dir ('ltr' or 'rtl'), this method
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turns p_align from 'left' to 'right' (or the inverse) when
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required.'''
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if dir == 'ltr': return align
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if align == 'left': return 'right'
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if align == 'right': return 'left'
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return align
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def getGlobalCssJs(self, dir):
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'''Returns the list of CSS and JS files to include in the main template.
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The method ensures that appy.css and appy.js come first. If p_dir
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(=language *dir*rection) is "rtl" (=right-to-left), the stylesheet
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for rtl languages is also included.'''
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names = self.getPhysicalRoot().ui.objectIds('File')
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# The single Appy Javascript file
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names.remove('appy.js'); names.insert(0, 'appy.js')
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# CSS changes for left-to-right languages
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names.remove('appyrtl.css')
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if dir == 'rtl': names.insert(0, 'appyrtl.css')
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names.remove('appy.css'); names.insert(0, 'appy.css')
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return names
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def consumeMessages(self):
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'''Returns the list of messages to show to a web page and clean it in
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the session.'''
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rq = self.REQUEST
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res = rq.SESSION.get('messages', '')
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if res:
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del rq.SESSION['messages']
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res = ' '.join([m[1] for m in res])
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return res
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def getRootClasses(self):
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'''Returns the list of root classes for this application.'''
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cfg = self.getProductConfig().appConfig
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rootClasses = cfg.rootClasses
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if not rootClasses:
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# We consider every class as being a root class.
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rootClasses = self.getProductConfig().appClassNames
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return [self.getAppyClass(k) for k in rootClasses]
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def getSearchInfo(self, className, refInfo=None):
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'''Returns, as an object:
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- the list of searchable fields (some among all indexed fields);
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- the number of columns for layouting those fields.'''
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fields = []
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if refInfo:
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# The search is triggered from a Ref field
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refObject, fieldName = self.getRefInfo(refInfo)
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refField = refObject.getAppyType(fieldName)
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fieldNames = refField.queryFields or ()
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nbOfColumns = refField.queryNbCols
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else:
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# The search is triggered from an app-wide search
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klass = self.getAppyClass(className)
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fieldNames = getattr(klass, 'searchFields', None)
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if callable(fieldNames): fieldNames = fieldNames(self.appy())
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if not fieldNames:
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# Gather all the indexed fields on this class
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fieldNames = [f.name for f in self.getAllAppyTypes(className) \
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if f.indexed]
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fieldNames.insert(0, 'SearchableText')
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if 'title' in fieldNames: fieldNames.remove('title')
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nbOfColumns = getattr(klass, 'numberOfSearchColumns', 3)
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for name in fieldNames:
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field = self.getAppyType(name, className=className)
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fields.append(field)
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return Object(fields=fields, nbOfColumns=nbOfColumns)
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queryParamNames = ('className', 'search', 'sortKey', 'sortOrder',
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'filterKey', 'filterValue')
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def getQueryInfo(self):
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'''If we are showing search results, this method encodes in a string all
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the params in the request that are required for re-triggering the
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search.'''
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rq = self.REQUEST
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res = ''
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if rq.has_key('search'):
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res = ';'.join([rq.get(key,'').replace(';','') \
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for key in self.queryParamNames])
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return res
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def getResultMode(self, className):
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'''Must we show, on pxQueryResult, instances of p_className as a list or
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as a grid?'''
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klass = self.getAppyClass(className)
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return getattr(klass, 'resultMode', 'list')
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def showPortlet(self, obj, layoutType):
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'''When must the portlet be shown? p_obj and p_layoutType can be None
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if we are not browing any objet (ie, we are on the home page).'''
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# Not on 'edit' pages.
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if layoutType == 'edit': return
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res = True
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if obj and hasattr(obj, 'showPortlet'):
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res = obj.showPortlet()
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else:
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tool = self.appy()
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if hasattr(tool, 'showPortletAt'):
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res = tool.showPortletAt(self.REQUEST['ACTUAL_URL'])
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return res
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def getObject(self, uid, appy=False, brain=False):
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'''Allows to retrieve an object from its p_uid.'''
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res = self.getPhysicalRoot().catalog(UID=uid)
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if not res: return
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res = res[0]
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if brain: return res
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res = res._unrestrictedGetObject()
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if not appy: return res
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return res.appy()
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def getAllowedValue(self):
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'''Gets, for the current user, the value of index "Allowed".'''
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user = self.getUser()
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# Get the user roles. If we do not make a copy of the list here, we will
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# really add user logins among user roles!
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res = user.getRoles()[:]
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# Get the user logins
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if user.login != 'anon':
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for login in user.getLogins():
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res.append('user:%s' % login)
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return res
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def executeQuery(self, className, searchName=None, startNumber=0,
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search=None, remember=False, brainsOnly=False,
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maxResults=None, noSecurity=False, sortBy=None,
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sortOrder='asc', filterKey=None, filterValue=None,
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refObject=None, refField=None):
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'''Executes a query on instances of a given p_className in the catalog.
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If p_searchName is specified, it corresponds to:
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1) a search defined on p_className: additional search criteria
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will be added to the query, or;
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2) "customSearch": in this case, additional search criteria will
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also be added to the query, but those criteria come from the
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session (in key "searchCriteria") and came from pxSearch.
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We will retrieve objects from p_startNumber. If p_search is defined,
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it corresponds to a custom Search instance (instead of a predefined
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named search like in p_searchName). If both p_searchName and p_search
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are given, p_search is ignored.
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This method returns a list of objects in the form of an instance of
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SomeObjects (see in appy.gen.utils). If p_brainsOnly is True, it
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returns a list of brains instead (can be useful for some usages like
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knowing the number of objects without needing to get information
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about them). If no p_maxResults is specified, the method returns
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maximum self.numberOfResultsPerPage. The method returns all objects
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if p_maxResults equals string "NO_LIMIT".
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If p_noSecurity is True, it gets all the objects, even those that the
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currently logged user can't see.
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The result is sorted according to the potential sort key defined in
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the Search instance (Search.sortBy, together with Search.sortOrder).
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But if parameter p_sortBy is given, it defines or overrides the sort.
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In this case, p_sortOrder gives the order (*asc*ending or
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*desc*ending).
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If p_filterKey is given, it represents an additional search parameter
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to take into account: the corresponding search value is in
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p_filterValue.
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If p_refObject and p_refField are given, the query is limited to the
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objects that are referenced from p_refObject through p_refField.'''
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params = {'ClassName': className}
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klass = self.getAppyClass(className, wrapper=True)
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if not brainsOnly: params['batch'] = True
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# Manage additional criteria from a search when relevant
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if searchName: search = self.getSearch(className, searchName)
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if search:
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# Add in params search and sort criteria
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search.updateSearchCriteria(params, klass)
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# Determine or override sort if specified
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if sortBy:
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params['sort_on'] = Search.getIndexName(sortBy, klass, usage='sort')
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params['sort_order'] = (sortOrder == 'desc') and 'reverse' or None
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# If defined, add the filter among search parameters
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if filterKey:
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filterKey = Search.getIndexName(filterKey, klass)
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filterValue = Search.getSearchValue(filterKey, filterValue, klass)
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params[filterKey] = filterValue
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# TODO This value needs to be merged with an existing one if already
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# in params, or, in a first step, we should avoid to display the
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# corresponding filter widget on the screen.
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if refObject:
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refField = refObject.getAppyType(refField)
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params['UID'] = getattr(refObject, refField.name).data
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# Use index "Allowed" if noSecurity is False
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if not noSecurity: params['Allowed'] = self.getAllowedValue()
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brains = self.getPath("/catalog")(**params)
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# Compute maxResults
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if not maxResults:
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if refField: maxResults = refField.maxPerPage
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else: maxResults = search.maxPerPage or \
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self.appy().numberOfResultsPerPage
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elif maxResults == 'NO_LIMIT':
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maxResults = None
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# Return brains only if required
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if brainsOnly:
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if not maxResults: return brains
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else: return brains[:maxResults]
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res = gutils.SomeObjects(brains, maxResults, startNumber,
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noSecurity=noSecurity)
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res.brainsToObjects()
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# In some cases (p_remember=True), we need to keep some information
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# about the query results in the current user's session, allowing him
|
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# to navigate within elements without re-triggering the query every
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# time a page for an element is consulted.
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if remember:
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if not searchName:
|
|
if not search:
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searchName = className
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else:
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searchName = search.getSessionKey(className, full=False)
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uids = {}
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i = -1
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for obj in res.objects:
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i += 1
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uids[startNumber+i] = obj.id
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self.REQUEST.SESSION['search_%s' % searchName] = uids
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return res
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|
|
|
def getResultColumnsLayouts(self, className, refInfo):
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|
'''Returns the column layouts for displaying objects of
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p_className.'''
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|
if refInfo[0]:
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return refInfo[0].getAppyType(refInfo[1]).shownInfo
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|
else:
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|
k = self.getAppyClass(className)
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|
if not hasattr(k, 'listColumns'): return ('title',)
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if callable(k.listColumns): return k.listColumns(self.appy())
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return k.listColumns
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|
def truncateValue(self, value, width=20):
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|
'''Truncates the p_value according to p_width. p_value has to be
|
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unicode-encoded for being truncated (else, one char may be spread on
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2 chars).'''
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# Param p_width can be None.
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if not width: width = 20
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if isinstance(value, str): value = value.decode('utf-8')
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if len(value) > width: return value[:width] + '...'
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return value
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|
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def truncateText(self, text, width=20):
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'''Truncates p_text to max p_width chars. If the text is longer than
|
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p_width, the truncated part is put in a "acronym" html tag. p_text
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has to be unicode-encoded for being truncated (else, one char may be
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spread on 2 chars).'''
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# Param p_width can be None.
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if not width: width = 20
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if isinstance(text, str): text = text.decode('utf-8')
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if len(text) <= width: return text
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return '<acronym title="%s">%s...</acronym>' % (text, text[:width])
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|
|
def splitList(self, l, sub):
|
|
'''Returns a list made of the same elements as p_l, but grouped into
|
|
sub-lists of p_sub elements.'''
|
|
return sutils.splitList(l, sub)
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|
|
def quote(self, s, escapeWithEntity=True):
|
|
'''Returns the quoted version of p_s.'''
|
|
if not isinstance(s, basestring): s = str(s)
|
|
repl = escapeWithEntity and ''' or "\\'"
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|
s = s.replace('\r\n', '').replace('\n', '').replace("'", repl)
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return "'%s'" % s
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|
|
def getLayoutType(self):
|
|
'''Guess the current layout type, according to actual URL.'''
|
|
url = self.REQUEST['ACTUAL_URL']
|
|
if url.endswith('/view'): return 'view'
|
|
if url.endswith('/edit') or url.endswith('/do'): return 'edit'
|
|
|
|
def getZopeClass(self, name):
|
|
'''Returns the Zope class whose name is p_name.'''
|
|
exec 'from Products.%s.%s import %s as C'% (self.getAppName(),name,name)
|
|
return C
|
|
|
|
def getAppyClass(self, zopeName, wrapper=False):
|
|
'''Gets the Appy class corresponding to the Zope class named p_name.
|
|
If p_wrapper is True, it returns the Appy wrapper. Else, it returns
|
|
the user-defined class.'''
|
|
# p_zopeName may be the name of the Zope class *or* the name of the Appy
|
|
# class (shorter, not prefixed with the underscored package path).
|
|
classes = self.getProductConfig().allShortClassNames
|
|
if zopeName in classes: zopeName = classes[zopeName]
|
|
zopeClass = self.getZopeClass(zopeName)
|
|
if wrapper: return zopeClass.wrapperClass
|
|
else: return zopeClass.wrapperClass.__bases__[-1]
|
|
|
|
def getAllClassNames(self):
|
|
'''Returns the name of all classes within this app, including default
|
|
Appy classes (Tool, Translation, Page, etc).'''
|
|
return self.getProductConfig().allClassNames + [self.__class__.__name__]
|
|
|
|
def getCreateMeans(self, klass):
|
|
'''Gets the different ways objects of p_klass can be created (currently:
|
|
via a web form or programmatically only). Result is a list.'''
|
|
res = []
|
|
if not klass.__dict__.has_key('create'):
|
|
return ['form']
|
|
else:
|
|
means = klass.create
|
|
if means:
|
|
if isinstance(means, basestring): res = [means]
|
|
else: res = means
|
|
return res
|
|
|
|
def userMaySearch(self, klass):
|
|
'''May the user search among instances of root p_klass ?'''
|
|
# When editing a form, one should avoid annoying the user with this.
|
|
url = self.REQUEST['ACTUAL_URL']
|
|
if url.endswith('/edit') or url.endswith('/do'): return
|
|
if hasattr(klass, 'maySearch'): return klass.maySearch(self.appy())
|
|
return True
|
|
|
|
def userMayCreate(self, klass):
|
|
'''May the logged user create instances of p_klass ? This information
|
|
can be defined on p_klass, in static attribute "creators".
|
|
1. If this attr holds a list, we consider it to be a list of roles,
|
|
and we check that the user has at least one of those roles.
|
|
2. If this attr holds a boolean, we consider that the user can create
|
|
instances of this class if the boolean is True.
|
|
3. If this attr stores a method, we execute the method, and via its
|
|
result, we fall again in cases 1 or 2.
|
|
|
|
If p_klass does not define this attr "creators", we will use a
|
|
default list of roles as defined in the config.'''
|
|
# Get the value of attr "creators", or a default value if not present.
|
|
if hasattr(klass, 'creators'):
|
|
creators = klass.creators
|
|
else:
|
|
creators = self.getProductConfig().appConfig.defaultCreators
|
|
# Resolve case (3): if "creators" is a method, execute it.
|
|
if callable(creators): creators = creators(self.appy())
|
|
# Resolve case (2)
|
|
if isinstance(creators, bool) or not creators: return creators
|
|
# Resolve case (1): checks whether the user has at least one of the
|
|
# roles listed in "creators".
|
|
for role in self.getUser().getRoles():
|
|
if role in creators:
|
|
return True
|
|
|
|
def subTitleIsUsed(self, className):
|
|
'''Does class named p_className define a method "getSubTitle"?'''
|
|
klass = self.getAppyClass(className)
|
|
return hasattr(klass, 'getSubTitle')
|
|
|
|
def _searchValueIsEmpty(self, key):
|
|
'''Returns True if request value in key p_key can be considered as
|
|
empty.'''
|
|
rq = self.REQUEST.form
|
|
if key.endswith('*int') or key.endswith('*float'):
|
|
# We return True if "from" AND "to" values are empty.
|
|
toKey = '%s_to' % key[2:key.find('*')]
|
|
return not rq[key].strip() and not rq[toKey].strip()
|
|
elif key.endswith('*date'):
|
|
# We return True if "from" AND "to" values are empty. A value is
|
|
# considered as not empty if at least the year is specified.
|
|
toKey = '%s_to_year' % key[2:-5]
|
|
return not rq[key] and not rq[toKey]
|
|
else:
|
|
return not rq[key]
|
|
|
|
def _getDateTime(self, year, month, day, setMin):
|
|
'''Gets a valid DateTime instance from date information coming from the
|
|
request as strings in p_year, p_month and p_day. Returns None if
|
|
p_year is empty. If p_setMin is True, when some
|
|
information is missing (month or day), we will replace it with the
|
|
minimum value (=1). Else, we will replace it with the maximum value
|
|
(=12, =31).'''
|
|
if not year: return None
|
|
if not month:
|
|
if setMin: month = 1
|
|
else: month = 12
|
|
if not day:
|
|
if setMin: day = 1
|
|
else: day = 31
|
|
DateTime = self.getProductConfig().DateTime
|
|
# Set the hour
|
|
if setMin: hour = '00:00'
|
|
else: hour = '23:59'
|
|
# We loop until we find a valid date. For example, we could loop from
|
|
# 2009/02/31 to 2009/02/28.
|
|
dateIsWrong = True
|
|
while dateIsWrong:
|
|
try:
|
|
res = DateTime('%s/%s/%s %s' % (year, month, day, hour))
|
|
dateIsWrong = False
|
|
except:
|
|
day = int(day)-1
|
|
return res
|
|
|
|
def _getDefaultSearchCriteria(self):
|
|
'''We are about to perform an advanced search on instances of a given
|
|
class. Check, on this class, if in field Class.searchAdvanced, some
|
|
default criteria (field values, sort filters, etc) exist, and, if
|
|
yes, return it.'''
|
|
res = {}
|
|
rq = self.REQUEST
|
|
if 'className' not in rq.form: return res
|
|
klass = self.getAppyClass(rq.form['className'])
|
|
if not hasattr(klass, 'searchAdvanced'): return res
|
|
# In klass.searchAdvanced, we have the Search instance representing
|
|
# default advanced search criteria.
|
|
wrapperClass = self.getAppyClass(rq.form['className'], wrapper=True)
|
|
klass.searchAdvanced.updateSearchCriteria(res, wrapperClass,
|
|
advanced=True)
|
|
return res
|
|
|
|
transformMethods = {'uppercase': 'upper', 'lowercase': 'lower',
|
|
'capitalize': 'capitalize'}
|
|
def storeSearchCriteria(self):
|
|
'''Stores the search criteria coming from the request into the
|
|
session.'''
|
|
rq = self.REQUEST
|
|
# Store the search criteria in the session
|
|
criteria = self._getDefaultSearchCriteria()
|
|
for name in rq.form.keys():
|
|
if name.startswith('w_') and not self._searchValueIsEmpty(name):
|
|
hasStar = name.find('*') != -1
|
|
fieldName = not hasStar and name[2:] or name[2:name.find('*')]
|
|
field = self.getAppyType(fieldName, rq.form['className'])
|
|
if field and not field.persist and not field.indexed: continue
|
|
# We have a(n interval of) value(s) that is not empty for a
|
|
# given field or index.
|
|
value = rq.form[name]
|
|
if hasStar:
|
|
value = value.strip()
|
|
# The type of the value is encoded after char "*".
|
|
name, type = name.split('*')
|
|
if type == 'bool':
|
|
exec 'value = %s' % value
|
|
elif type in ('int', 'float'):
|
|
# Get the "from" value
|
|
if not value: value = None
|
|
else:
|
|
exec 'value = %s(value)' % type
|
|
# Get the "to" value
|
|
toValue = rq.form['%s_to' % name[2:]].strip()
|
|
if not toValue: toValue = None
|
|
else:
|
|
exec 'toValue = %s(toValue)' % type
|
|
value = (value, toValue)
|
|
elif type == 'date':
|
|
prefix = name[2:]
|
|
# Get the "from" value
|
|
year = value
|
|
month = rq.form['%s_from_month' % prefix]
|
|
day = rq.form['%s_from_day' % prefix]
|
|
fromDate = self._getDateTime(year, month, day, True)
|
|
# Get the "to" value"
|
|
year = rq.form['%s_to_year' % prefix]
|
|
month = rq.form['%s_to_month' % prefix]
|
|
day = rq.form['%s_to_day' % prefix]
|
|
toDate = self._getDateTime(year, month, day, False)
|
|
value = (fromDate, toDate)
|
|
elif type.startswith('string'):
|
|
# In the case of a string, it could be necessary to
|
|
# apply some text transform.
|
|
if len(type) > 6:
|
|
transform = type.split('-')[1]
|
|
if (transform != 'none') and value:
|
|
exec 'value = value.%s()' % \
|
|
self.transformMethods[transform]
|
|
if isinstance(value, list):
|
|
# It is a list of values. Check if we have an operator for
|
|
# the field, to see if we make an "and" or "or" for all
|
|
# those values. "or" will be the default.
|
|
operKey = 'o_%s' % name[2:]
|
|
oper = ' %s ' % rq.form.get(operKey, 'or').upper()
|
|
value = oper.join(value)
|
|
criteria[name[2:]] = value
|
|
# Complete criteria with Ref info if the search is restricted to
|
|
# referenced objects of a Ref field.
|
|
refInfo = rq.get('ref', None)
|
|
if refInfo: criteria['_ref'] = refInfo
|
|
rq.SESSION['searchCriteria'] = criteria
|
|
|
|
def onSearchObjects(self):
|
|
'''This method is called when the user triggers a search from
|
|
pxSearch.'''
|
|
rq = self.REQUEST
|
|
self.storeSearchCriteria()
|
|
# Go to the screen that displays search results
|
|
backUrl = '%s/query?className=%s&&search=customSearch' % \
|
|
(self.absolute_url(), rq['className'])
|
|
return self.goto(backUrl)
|
|
|
|
def getJavascriptMessages(self):
|
|
'''Returns the translated version of messages that must be shown in
|
|
Javascript popups.'''
|
|
res = ''
|
|
for msg in jsMessages:
|
|
res += 'var %s = "%s";\n' % (msg, self.translate(msg))
|
|
return res
|
|
|
|
def getColumnsSpecifiers(self, className, columnLayouts, dir):
|
|
'''Extracts and returns, from a list of p_columnLayouts, info required
|
|
for displaying columns of field values for instances of p_className,
|
|
either in a result screen or for a Ref field.'''
|
|
res = []
|
|
for info in columnLayouts:
|
|
fieldName, width, align = ColumnLayout(info).get()
|
|
align = self.flipLanguageDirection(align, dir)
|
|
field = self.getAppyType(fieldName, className)
|
|
if not field:
|
|
self.log('field "%s", used in a column specifier, was not ' \
|
|
'found.' % fieldName, type='warning')
|
|
else:
|
|
res.append(Object(field=field, width=width, align=align))
|
|
return res
|
|
|
|
def getRefInfo(self, refInfo=None):
|
|
'''When a search is restricted to objects referenced through a Ref
|
|
field, this method returns information about this reference: the
|
|
source class and the Ref field. If p_refInfo is not given, we search
|
|
it among search criteria in the session.'''
|
|
if not refInfo and (self.REQUEST.get('search', None) == 'customSearch'):
|
|
criteria = self.REQUEST.SESSION.get('searchCriteria', None)
|
|
if criteria and criteria.has_key('_ref'): refInfo = criteria['_ref']
|
|
if not refInfo: return None, None
|
|
objectUid, fieldName = refInfo.split(':')
|
|
obj = self.getObject(objectUid)
|
|
return obj, fieldName
|
|
|
|
def getGroupedSearches(self, klass):
|
|
'''Returns an object with 2 attributes:
|
|
* "searches" stores the searches that are defined for p_klass;
|
|
* "default" stores the search defined as the default one.
|
|
Every item representing a search is a dict containing info about a
|
|
search or about a group of searches.
|
|
'''
|
|
res = []
|
|
default = None # Also retrieve the default one here
|
|
groups = {} # The already encountered groups
|
|
page = Page('searches') # A dummy page required by class UiGroup
|
|
# Get the searches statically defined on the class
|
|
className = self.getPortalType(klass)
|
|
searches = ClassDescriptor.getSearches(klass, tool=self.appy())
|
|
# Get the dynamically computed searches
|
|
if hasattr(klass, 'getDynamicSearches'):
|
|
searches += klass.getDynamicSearches(self.appy())
|
|
for search in searches:
|
|
# Create the search descriptor
|
|
uiSearch = UiSearch(search, className, self)
|
|
if not search.group:
|
|
# Insert the search at the highest level, not in any group
|
|
res.append(uiSearch)
|
|
else:
|
|
uiGroup = search.group.insertInto(res, groups, page, className,
|
|
content='searches')
|
|
uiGroup.addElement(uiSearch)
|
|
# Is this search the default search?
|
|
if search.default: default = uiSearch
|
|
return Object(searches=res, default=default)
|
|
|
|
def getSearch(self, className, name, ui=False):
|
|
'''Gets the Search instance (or a UiSearch instance if p_ui is True)
|
|
corresponding to the search named p_name, on class p_className.'''
|
|
initiator = None
|
|
if name == 'customSearch':
|
|
# It is a custom search whose parameters are in the session.
|
|
fields = self.REQUEST.SESSION['searchCriteria']
|
|
res = Search('customSearch', **fields)
|
|
elif ':' in name:
|
|
# The search is defined in a Ref field with link=popup. Get the
|
|
# search, the initiator object and the Ref field.
|
|
uid, ref, mode = name.split(':')
|
|
initiator = self.getObject(uid, appy=True)
|
|
initiatorField = initiator.getField(ref)
|
|
res = getattr(initiator.klass, ref).select
|
|
elif name:
|
|
appyClass = self.getAppyClass(className)
|
|
# Search among static searches
|
|
res = ClassDescriptor.getSearch(appyClass, name)
|
|
if not res and hasattr(appyClass, 'getDynamicSearches'):
|
|
# Search among dynamic searches
|
|
for search in appyClass.getDynamicSearches(self.appy()):
|
|
if search.name == name:
|
|
res = search
|
|
break
|
|
else:
|
|
# It is the search for every instance of p_className
|
|
res = Search('allSearch')
|
|
# Return a UiSearch if required.
|
|
if ui:
|
|
res = UiSearch(res, className, self)
|
|
if initiator: res.setInitiator(initiator, initiatorField, mode)
|
|
return res
|
|
|
|
def advancedSearchEnabledFor(self, klass):
|
|
'''Is advanced search visible for p_klass ?'''
|
|
# By default, advanced search is enabled
|
|
if not hasattr(klass, 'searchAdvanced'): return True
|
|
# Evaluate attribute "show" on this Search instance representing the
|
|
# advanced search.
|
|
return klass.searchAdvanced.isShowable(klass, self.appy())
|
|
|
|
def portletBottom(self, klass):
|
|
'''Is there a custom zone to display at the bottom of the portlet zone
|
|
for p_klass?'''
|
|
if not hasattr(klass, 'getPortletBottom'): return ''
|
|
res = klass.getPortletBottom(self.appy())
|
|
if not res: return ''
|
|
return res
|
|
|
|
def getNavigationInfo(self, nav, inPopup):
|
|
'''Produces a Siblings instance from navigation info p_nav.'''
|
|
return Siblings.get(nav, self, inPopup)
|
|
|
|
def getGroupedSearchFields(self, searchInfo):
|
|
'''This method transforms p_searchInfo.fields, which is a "flat"
|
|
list of fields, into a list of lists, where every sub-list having
|
|
length p_searchInfo.nbOfColumns. For every field, scolspan
|
|
(=colspan "for search") is taken into account.'''
|
|
res = []
|
|
row = []
|
|
rowLength = 0
|
|
for field in searchInfo.fields:
|
|
# Can I insert this field in the current row?
|
|
remaining = searchInfo.nbOfColumns - rowLength
|
|
if field.scolspan <= remaining:
|
|
# Yes.
|
|
row.append(field)
|
|
rowLength += field.scolspan
|
|
else:
|
|
# We must put the field on a new line. Complete the current one
|
|
# if not complete.
|
|
while rowLength < searchInfo.nbOfColumns:
|
|
row.append(None)
|
|
rowLength += 1
|
|
res.append(row)
|
|
row = [field]
|
|
rowLength = field.scolspan
|
|
# Complete the last unfinished line if required.
|
|
if row:
|
|
while rowLength < searchInfo.nbOfColumns:
|
|
row.append(None)
|
|
rowLength += 1
|
|
res.append(row)
|
|
return res
|
|
|
|
# --------------------------------------------------------------------------
|
|
# Authentication-related methods
|
|
# --------------------------------------------------------------------------
|
|
def identifyUser(self, alsoSpecial=False):
|
|
'''To identify a user means: get its login and password. There are
|
|
several places to look for this information: http authentication,
|
|
cookie of credentials coming from the web form.
|
|
|
|
If no user could be identified, and p_alsoSpecial is True, we will
|
|
nevertheless identify a "special user": "system", representing the
|
|
system itself (running at startup or in batch mode) or "anon",
|
|
representing an anonymous user.'''
|
|
tool = self.appy()
|
|
req = tool.request
|
|
login = password = None
|
|
# a. Identify the user from http basic authentication.
|
|
if getattr(req, '_auth', None):
|
|
# HTTP basic authentication credentials are present (used when
|
|
# connecting to the ZMI). Decode it.
|
|
creds = req._auth
|
|
if creds.lower().startswith('basic '):
|
|
try:
|
|
creds = creds.split(' ')[-1]
|
|
login, password = base64.decodestring(creds).split(':', 1)
|
|
except Exception, e:
|
|
pass
|
|
# b. Identify the user from the authentication cookie.
|
|
if not login:
|
|
login, password = gutils.readCookie(req)
|
|
# c. Identify the user from the authentication form.
|
|
if not login:
|
|
login = req.get('__ac_name', None)
|
|
password = req.get('__ac_password', '')
|
|
# Stop identification here if we don't need to return a special user
|
|
if not alsoSpecial: return login, password
|
|
# d. All the identification methods failed. So identify the user as
|
|
# "anon" or "system".
|
|
if not login:
|
|
# If we have a fake request, we are at startup or in batch mode and
|
|
# the user is "system". Else, it is "anon". At Zope startup, Appy
|
|
# uses an Object instance as a fake request. In "zopectl run" mode
|
|
# (the Zope batch mode), Appy adds a param "_fake_" on the request
|
|
# object created by Zope.
|
|
if (req.__class__.__name__ == 'Object') or \
|
|
(hasattr(req, '_fake_') and req._fake_):
|
|
login = 'system'
|
|
else:
|
|
login = 'anon'
|
|
return login, password
|
|
|
|
def getUser(self, authentify=False, source='zodb'):
|
|
'''Gets the current user. If p_authentify is True, in addition to
|
|
finding the logged user and returning it (=identification), we check
|
|
if found credentials are valid (=authentification).
|
|
|
|
If p_authentify is True and p_source is "zodb", authentication is
|
|
performed locally. Else (p_source is "ldap"), authentication is
|
|
performed on a LDAP (if a LDAP configuration is found). If p_source
|
|
is "any", authentication is performed on the local User object, be it
|
|
really local or a copy of a LDAP user.'''
|
|
tool = self.appy()
|
|
req = tool.request
|
|
# Try first to return the user that can be cached on the request. In
|
|
# this case, we suppose authentication has previously been done, and we
|
|
# just return the cached user.
|
|
if hasattr(req, 'user'): return req.user
|
|
# Identify the user (=find its login and password). If we don't need
|
|
# to authentify the user, we ask to identify a user or, if impossible,
|
|
# a special user.
|
|
login, password = self.identifyUser(alsoSpecial=not authentify)
|
|
# Stop here if no user was found and authentication was required
|
|
if authentify and not login: return
|
|
# Now, get the User instance
|
|
if source == 'zodb':
|
|
# Get the User object, but only if it is a true local user.
|
|
user = tool.search1('User', noSecurity=True, login=login)
|
|
if user and (user.source != 'zodb'): user = None # Not a local one.
|
|
elif source == 'ldap':
|
|
user = None
|
|
cfg = self.getProductConfig(True).ldap
|
|
if cfg: user = cfg.getUser(self.appy(), login, password)
|
|
elif source == 'any':
|
|
# Get the user object, be it really local or a copy of a LDAP user
|
|
user = tool.search1('User', noSecurity=True, login=login)
|
|
if not user: return
|
|
# Authentify the user if required
|
|
if authentify:
|
|
if (user.state == 'inactive') or (not user.checkPassword(password)):
|
|
# Disable the authentication cookie and remove credentials
|
|
# stored on the request.
|
|
req.RESPONSE.expireCookie('_appy_', path='/')
|
|
k = 'HTTP_AUTHORIZATION'
|
|
req._auth = req[k] = req._orig_env[k] = None
|
|
return
|
|
# Create an authentication cookie for this user.
|
|
gutils.writeCookie(login, password, req)
|
|
# Cache the user and some precomputed values, for performance.
|
|
req.user = user
|
|
req.userRoles = user.getRoles()
|
|
req.userLogins = user.getLogins()
|
|
req.zopeUser = user.getZopeUser()
|
|
return user
|
|
|
|
def performLogin(self):
|
|
'''Logs the user in.'''
|
|
rq = self.REQUEST
|
|
jsEnabled = rq.get('js_enabled', False) in ('1', 1)
|
|
cookiesEnabled = rq.get('cookies_enabled', False) in ('1', 1)
|
|
urlBack = rq['HTTP_REFERER']
|
|
if jsEnabled and not cookiesEnabled:
|
|
msg = self.translate('enable_cookies')
|
|
return self.goto(urlBack, msg)
|
|
# Authenticate the user
|
|
if self.getUser(authentify=True) or \
|
|
self.getUser(authentify=True, source='ldap'):
|
|
msg = self.translate('login_ok')
|
|
logMsg = 'logged in.'
|
|
else:
|
|
msg = self.translate('login_ko')
|
|
login = rq.get('__ac_name') or '<empty>'
|
|
logMsg = 'authentication failed with login %s.' % login
|
|
self.log(logMsg)
|
|
return self.goto(self.getApp().absolute_url(), msg)
|
|
|
|
def performLogout(self):
|
|
'''Logs out the current user when he clicks on "disconnect".'''
|
|
rq = self.REQUEST
|
|
userId = self.getUser().login
|
|
# Perform the logout in acl_users
|
|
rq.RESPONSE.expireCookie('_appy_', path='/')
|
|
# Invalidate the user session.
|
|
try:
|
|
sdm = self.session_data_manager
|
|
except AttributeError, ae:
|
|
# When ran in test mode, session_data_manager is not there.
|
|
sdm = None
|
|
if sdm:
|
|
session = sdm.getSessionData(create=0)
|
|
if session is not None:
|
|
session.invalidate()
|
|
self.log('logged out.')
|
|
# Remove user from variable "loggedUsers"
|
|
if self.loggedUsers.has_key(userId): del self.loggedUsers[userId]
|
|
return self.goto(self.getApp().absolute_url())
|
|
|
|
# This dict stores, for every logged user, the date/time of its last access
|
|
loggedUsers = {}
|
|
staticExtensions = ('.jpg', '.jpeg', '.gif', '.png', '.js', '.css', '.htm',
|
|
'.html')
|
|
def rememberAccess(self, user):
|
|
'''Every time there is a hit on the server, this method is called in
|
|
order to update global dict loggedUsers (see above).'''
|
|
self.loggedUsers[user.login] = time.time()
|
|
# "Touch" the SESSION object. Else, expiration won't occur.
|
|
session = self.REQUEST.SESSION
|
|
|
|
def validate(self, request, auth='', roles=_noroles):
|
|
'''This method performs authentication and authorization. It is used as
|
|
a replacement for Zope's AccessControl.User.BasicUserFolder.validate,
|
|
that allows to manage cookie-based authentication.'''
|
|
v = request['PUBLISHED'] # The published object
|
|
tool = self.getParentNode().config
|
|
# v is the object (value) we're validating access to
|
|
# n is the name used to access the object
|
|
# a is the object the object was accessed through
|
|
# c is the physical container of the object
|
|
a, c, n, v = self._getobcontext(v, request)
|
|
# Authorize anyone to static content (image, js, css...)
|
|
id = a.getId()
|
|
if id and (os.path.splitext(id)[-1].lower() in tool.staticExtensions):
|
|
return self._nobody.__of__(self)
|
|
# Identify and authentify the user
|
|
user = tool.getUser(authentify=True, source='any')
|
|
if not user:
|
|
# Login and/or password incorrect. Try to authorize and return the
|
|
# anonymous user.
|
|
if self.authorize(self._nobody, a, c, n, v, roles):
|
|
return self._nobody.__of__(self)
|
|
else:
|
|
return
|
|
else:
|
|
# We found a user and his password was correct. Try to authorize him
|
|
# against the published object. By the way, remember its last access
|
|
# to this system.
|
|
tool.rememberAccess(user)
|
|
user = user.getZopeUser()
|
|
if self.authorize(user, a, c, n, v, roles):
|
|
return user.__of__(self)
|
|
# That didn't work. Try to authorize the anonymous user.
|
|
elif self.authorize(self._nobody, a, c, n, v, roles):
|
|
return self._nobody.__of__(self)
|
|
else:
|
|
return
|
|
|
|
# Patch BasicUserFolder with our version of m_validate above.
|
|
from AccessControl.User import BasicUserFolder
|
|
BasicUserFolder.validate = validate
|
|
|
|
def getUserName(self, login=None, normalized=False):
|
|
'''Gets the user name corresponding to p_login (or the currently logged
|
|
user if None), or the p_login itself if the user does not exist
|
|
anymore. If p_normalized is True, special chars in the first and last
|
|
names are normalized.'''
|
|
tool = self.appy()
|
|
if not login:
|
|
user = tool.user
|
|
else:
|
|
user = tool.search1('User', noSecurity=True, login=login)
|
|
if not user: return login
|
|
return user.getTitle(normalized=normalized)
|
|
|
|
def tempFile(self):
|
|
'''A temp file has been created in a temp folder. This method returns
|
|
this file to the browser.'''
|
|
rq = self.REQUEST
|
|
baseFolder = os.path.join(sutils.getOsTempFolder(), self.getAppName())
|
|
baseFolder = os.path.join(baseFolder, rq.SESSION.id)
|
|
fileName = os.path.join(baseFolder, rq.get('name', ''))
|
|
if os.path.exists(fileName):
|
|
f = file(fileName)
|
|
content = f.read()
|
|
f.close()
|
|
# Remove the temp file
|
|
os.remove(fileName)
|
|
return content
|
|
return 'File does not exist'
|
|
|
|
def getResultPodFields(self, contentType):
|
|
'''Finds, among fields defined on p_contentType, which ones are Pod
|
|
fields that need to be shown on a page displaying query results.'''
|
|
# Skip this if we are searching multiple content types.
|
|
if ',' in contentType: return ()
|
|
return [f for f in self.getAllAppyTypes(contentType) \
|
|
if (f.type == 'Pod') and (f.show == 'result')]
|
|
|
|
def formatDate(self, date, format=None, withHour=True, language=None):
|
|
'''Returns p_date formatted as specified by p_format, or tool.dateFormat
|
|
if not specified. If p_withHour is True, hour is appended, with a
|
|
format specified in tool.hourFormat.'''
|
|
tool = self.appy()
|
|
fmt = format or tool.dateFormat
|
|
# Resolve appy-specific formatting symbols used for getting translated
|
|
# names of days or months:
|
|
# - %dt: translated name of day
|
|
# - %DT: translated name of day, capitalized
|
|
# - %mt: translated name of month
|
|
# - %MT: translated name of month, capitalized
|
|
if ('%dt' in fmt) or ('%DT' in fmt):
|
|
day = self.translate('day_%s' % date._aday, language=language)
|
|
fmt = fmt.replace('%dt', day.lower()).replace('%DT', day)
|
|
if ('%mt' in fmt) or ('%MT' in fmt):
|
|
month = self.translate('month_%s' % date._amon, language=language)
|
|
fmt = fmt.replace('%mt', month.lower()).replace('%MT', month)
|
|
# Resolve all other, standard, symbols
|
|
res = date.strftime(fmt)
|
|
# Append hour from tool.hourFormat
|
|
if withHour: res += ' (%s)' % date.strftime(tool.hourFormat)
|
|
return res
|
|
|
|
def generateUid(self, className):
|
|
'''Generates a UID for an instance of p_className.'''
|
|
name = className.split('_')[-1]
|
|
randomNumber = str(random.random()).split('.')[1].replace('e-', '')
|
|
timestamp = ('%f' % time.time()).replace('.', '')
|
|
return '%s%s%s' % (name, timestamp, randomNumber)
|
|
|
|
def manageError(self, error):
|
|
'''Manages an error.'''
|
|
tb = sys.exc_info()
|
|
if error.type.__name__ == 'Unauthorized':
|
|
siteUrl = self.getSiteUrl()
|
|
htmlMessage = '<a href="/">Back</a> You are not allowed to ' \
|
|
'access this page.'
|
|
userId = self.appy().user.login
|
|
textMessage = 'unauthorized for %s @%s.' % \
|
|
(userId, self.REQUEST.get('PATH_INFO'))
|
|
else:
|
|
from zExceptions.ExceptionFormatter import format_exception
|
|
htmlMessage = format_exception(tb[0], tb[1], tb[2], as_html=1)
|
|
htmlMessage = '\n'.join(htmlMessage)
|
|
textMessage = format_exception(tb[0], tb[1], tb[2], as_html=0)
|
|
textMessage = ''.join(textMessage).strip()
|
|
self.log(textMessage, type='error')
|
|
return '<div class="error">%s</div>' % htmlMessage
|
|
|
|
def getMainPages(self):
|
|
'''Returns the main pages.'''
|
|
if hasattr(self.o.aq_base, 'pages') and self.o.pages:
|
|
return [self.getObject(uid) for uid in self.o.pages ]
|
|
return ()
|
|
|
|
def askPasswordReinit(self):
|
|
'''A user (anonymmous) does not remember its password. Here we will
|
|
send him a mail containing a link that will trigger password
|
|
re-initialisation.'''
|
|
login = self.REQUEST.get('login').strip()
|
|
appyTool = self.appy()
|
|
user = appyTool.search1('User', login=login, noSecurity=True)
|
|
msg = self.translate('reinit_mail_sent')
|
|
backUrl = self.REQUEST['HTTP_REFERER']
|
|
if not user:
|
|
# Return the message nevertheless. This way, malicious users can't
|
|
# deduce information about existing users.
|
|
return self.goto(backUrl, msg)
|
|
# If login is an email, use it. Else, use user.email instead.
|
|
email = user.login
|
|
if not String.EMAIL.match(email):
|
|
email = user.email
|
|
if not email:
|
|
# Impossible to re-initialise the password.
|
|
return self.goto(backUrl, msg)
|
|
# Create a temporary file whose name is the user login and whose
|
|
# content is a generated token.
|
|
f = file(os.path.join(sutils.getOsTempFolder(), login), 'w')
|
|
token = String().generatePassword()
|
|
f.write(token)
|
|
f.close()
|
|
# Send an email
|
|
initUrl = '%s/doPasswordReinit?login=%s&token=%s' % \
|
|
(self.absolute_url(), login, token)
|
|
subject = self.translate('reinit_password')
|
|
map = {'url':initUrl, 'siteUrl':self.getSiteUrl()}
|
|
body= self.translate('reinit_password_body', mapping=map, format='text')
|
|
appyTool.sendMail(email, subject, body)
|
|
return self.goto(backUrl, msg)
|
|
|
|
def doPasswordReinit(self):
|
|
'''Performs the password re-initialisation.'''
|
|
rq = self.REQUEST
|
|
login = rq['login']
|
|
token = rq['token']
|
|
# Check if such token exists in temp folder
|
|
res = None
|
|
siteUrl = self.getSiteUrl()
|
|
tokenFile = os.path.join(sutils.getOsTempFolder(), login)
|
|
if os.path.exists(tokenFile):
|
|
f = file(tokenFile)
|
|
storedToken = f.read()
|
|
f.close()
|
|
if storedToken == token:
|
|
# Generate a new password for this user
|
|
appyTool = self.appy()
|
|
user = appyTool.search1('User', login=login, noSecurity=True)
|
|
newPassword = user.setPassword()
|
|
# Send the new password by email
|
|
email = login
|
|
if not String.EMAIL.match(email):
|
|
email = user.email
|
|
subject = self.translate('new_password')
|
|
map = {'password': newPassword, 'siteUrl': siteUrl}
|
|
body = self.translate('new_password_body', mapping=map,
|
|
format='text')
|
|
appyTool.sendMail(email, subject, body)
|
|
os.remove(tokenFile)
|
|
res = self.goto(siteUrl, self.translate('new_password_sent'))
|
|
if not res:
|
|
res = self.goto(siteUrl, self.translate('wrong_password_reinit'))
|
|
return res
|
|
|
|
def getGoogleAnalyticsCode(self):
|
|
'''If the config defined a Google Analytics ID, this method returns the
|
|
Javascript code to be included in every page, allowing Google
|
|
Analytics to work.'''
|
|
# Disable Google Analytics when we are in debug mode.
|
|
if self.isDebug(): return
|
|
# Disable Google Analytics if no ID is found in the config.
|
|
gaId = self.getProductConfig(True).googleAnalyticsId
|
|
if not gaId: return
|
|
# Google Analytics must be enabled: return the chunk of Javascript
|
|
# code specified by Google.
|
|
code = "var _gaq = _gaq || [];\n" \
|
|
"_gaq.push(['_setAccount', '%s']);\n" \
|
|
"_gaq.push(['_trackPageview']);\n" \
|
|
"(function() {\n" \
|
|
" var ga = document.createElement('script'); " \
|
|
"ga.type = 'text/javascript'; ga.async = true;\n" \
|
|
" ga.src = ('https:' == document.location.protocol ? " \
|
|
"'https://ssl' : 'http://www') + " \
|
|
"'.google-analytics.com/ga.js';\n" \
|
|
" var s = document.getElementsByTagName('script')[0]; " \
|
|
"s.parentNode.insertBefore(ga, s);\n" \
|
|
"})();\n" % gaId
|
|
return code
|
|
|
|
def getButtonWidth(self, label):
|
|
'''Determine button width, in pixels, corresponding to the button
|
|
p_label.'''
|
|
# Set a minimum width for small labels.
|
|
if len(label) < 15: return 'width:130px'
|
|
return 'padding-left: 26px; padding-right: 8px'
|
|
|
|
def getLinksTargetInfo(self, klass):
|
|
'''Appy allows to open links to view or edit instances of p_klass
|
|
either via the same browser window, or via a popup. This method
|
|
returns info about that, as an object having 2 attributes:
|
|
- target is "_self" if the link leads to the same browser window,
|
|
"appyIFrame" if the link must be opened in a popup;
|
|
- openPopup is unused if target is "_self" and contains the
|
|
Javascript code to open the popup.'''
|
|
res = Object(target='_self', openPopup='')
|
|
if hasattr(klass, 'popup'):
|
|
res.target = 'appyIFrame'
|
|
d = klass.popup
|
|
if isinstance(d, basestring):
|
|
# Width only
|
|
params = int(d[:-2])
|
|
else:
|
|
# Width and height
|
|
params = "%s, %s" % (d[0][:-2], d[1][:-2])
|
|
res.openPopup = "openPopup('iframePopup',null,%s)" % params
|
|
return res
|
|
|
|
def backFromPopup(self):
|
|
'''Returns the PX allowing to close the iframe popup and refresh the
|
|
base page.'''
|
|
return self.appy().pxBack({'ztool': self})
|
|
|
|
ieRex = re.compile('MSIE\s+(\d\.\d)')
|
|
ieMin = '9' # We do not support IE below this version.
|
|
def getBrowserIncompatibility(self):
|
|
'''Produces an error message if the browser in use is not compatible
|
|
with Appy.'''
|
|
res = self.ieRex.search(self.REQUEST.get('HTTP_USER_AGENT'))
|
|
if not res: return
|
|
version = res.group(1)
|
|
if version < self.ieMin:
|
|
mapping = {'version': version, 'min': self.ieMin}
|
|
return self.translate('wrong_browser', mapping=mapping)
|
|
|
|
def executeAjaxAction(self, action, obj, field):
|
|
'''When PX "pxAjax" is called to get some chunk of XHTML via an Ajax
|
|
request, a server action can be executed before rendering the XHTML
|
|
chunk. This method executes this action.'''
|
|
if action.startswith(':'):
|
|
# The action corresponds to a method on Appy p_obj.
|
|
msg = getattr(obj, action[1:])()
|
|
else:
|
|
# The action must be executed on p_field if present, on obj.o else.
|
|
if field: msg = getattr(field, action)(obj.o)
|
|
else: msg = getattr(obj.o, action)()
|
|
return msg
|
|
# ------------------------------------------------------------------------------
|