220 lines
10 KiB
Python
220 lines
10 KiB
Python
# ------------------------------------------------------------------------------
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import os.path, time
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import appy
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from appy.shared.utils import executeCommand
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from appy.gen.wrappers import AbstractWrapper
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from appy.gen.installer import loggedUsers
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# ------------------------------------------------------------------------------
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_PY = 'Please specify a file corresponding to a Python interpreter ' \
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'(ie "/usr/bin/python").'
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FILE_NOT_FOUND = 'Path "%s" was not found.'
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VALUE_NOT_FILE = 'Path "%s" is not a file. ' + _PY
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NO_PYTHON = "Name '%s' does not starts with 'python'. " + _PY
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NOT_UNO_ENABLED_PYTHON = '"%s" is not a UNO-enabled Python interpreter. ' \
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'To check if a Python interpreter is UNO-enabled, ' \
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'launch it and type "import uno". If you have no ' \
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'ImportError exception it is ok.'
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# ------------------------------------------------------------------------------
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class ToolWrapper(AbstractWrapper):
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def validPythonWithUno(self, value):
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'''This method represents the validator for field unoEnabledPython.'''
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if value:
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if not os.path.exists(value):
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return FILE_NOT_FOUND % value
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if not os.path.isfile(value):
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return VALUE_NOT_FILE % value
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if not os.path.basename(value).startswith('python'):
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return NO_PYTHON % value
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if os.system('%s -c "import uno"' % value):
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return NOT_UNO_ENABLED_PYTHON % value
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return True
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def isManager(self):
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'''Some pages on the tool can only be accessed by managers.'''
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if self.user.has_role('Manager'): return 'view'
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def isManagerEdit(self):
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'''Some pages on the tool can only be accessed by managers, also in
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edit mode.'''
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if self.user.has_role('Manager'): return True
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def computeConnectedUsers(self):
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'''Computes a table showing users that are currently connected.'''
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res = '<table cellpadding="0" cellspacing="0" class="list"><tr>' \
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'<th></th><th>%s</th></tr>' % self.translate('last_user_access')
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rows = []
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for userId, lastAccess in loggedUsers.items():
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user = self.search1('User', noSecurity=True, login=userId)
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if not user: continue # Could have been deleted in the meanwhile
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fmt = '%s (%s)' % (self.dateFormat, self.hourFormat)
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access = time.strftime(fmt, time.localtime(lastAccess))
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rows.append('<tr><td><a href="%s">%s</a></td><td>%s</td></tr>' % \
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(user.o.absolute_url(), user.title,access))
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return res + '\n'.join(rows) + '</table>'
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podOutputFormats = ('odt', 'pdf', 'doc', 'rtf', 'ods', 'xls')
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def getPodOutputFormats(self):
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'''Gets the available output formats for POD documents.'''
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return [(of, self.translate(of)) for of in self.podOutputFormats]
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def getInitiator(self, field=False):
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'''Retrieves the object that triggered the creation of the object
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being currently created (if any), or the name of the field in this
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object if p_field is given.'''
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nav = self.o.REQUEST.get('nav', '')
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if not nav or not nav.startswith('ref.'): return
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if not field: return self.getObject(nav.split('.')[1])
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return nav.split('.')[2].split(':')[0]
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def getObject(self, uid):
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'''Allow to retrieve an object from its unique identifier p_uid.'''
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return self.o.getObject(uid, appy=True)
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def getDiskFolder(self):
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'''Returns the disk folder where the Appy application is stored.'''
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return self.o.config.diskFolder
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def getClass(self, zopeName):
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'''Gets the Appy class corresponding to technical p_zopeName.'''
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return self.o.getAppyClass(zopeName)
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def getAttributeName(self, attributeType, klass, attrName=None):
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'''Some names of Tool attributes are not easy to guess. For example,
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the attribute that stores the names of the columns to display in
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query results for class A that is in package x.y is
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"tool.resultColumnsForx_y_A". This method generates the attribute
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name based on p_attributeType, a p_klass from the application, and a
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p_attrName (given only if needed). p_attributeType may be:
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"podTemplate"
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Stores the pod template for p_attrName.
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"formats"
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Stores the output format(s) of a given pod template for
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p_attrName.
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"resultColumns"
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Stores the list of columns that must be shown when displaying
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instances of the a given root p_klass.
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"enableAdvancedSearch"
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Determines if the advanced search screen must be enabled for
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p_klass.
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"numberOfSearchColumns"
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Determines in how many columns the search screen for p_klass
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is rendered.
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"searchFields"
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Determines, among all indexed fields for p_klass, which one will
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really be used in the search screen.
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'''
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fullClassName = self.o.getPortalType(klass)
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res = '%sFor%s' % (attributeType, fullClassName)
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if attrName: res += '_%s' % attrName
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return res
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def getAvailableLanguages(self):
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'''Returns the list of available languages for this application.'''
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return [(t.id, t.title) for t in self.translations]
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def convert(self, fileName, format):
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'''Launches a UNO-enabled Python interpreter as defined in the self for
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converting, using OpenOffice in server mode, a file named p_fileName
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into an output p_format.'''
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convScript = '%s/pod/converter.py' % os.path.dirname(appy.__file__)
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cmd = '%s %s "%s" %s -p%d' % (self.unoEnabledPython, convScript,
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fileName, format, self.openOfficePort)
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self.log('Executing %s...' % cmd)
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return executeCommand(cmd) # The result can contain an error message
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def refreshSecurity(self):
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'''Refreshes, on every object in the database, security-related,
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workflow-managed information.'''
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context = {'nb': 0}
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for className in self.o.getProductConfig().allClassNames:
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self.compute(className, context=context, noSecurity=True,
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expression="ctx['nb'] += int(obj.o.refreshSecurity())")
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msg = 'Security refresh: %d object(s) updated.' % context['nb']
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self.log(msg)
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def refreshCatalog(self, startObject=None):
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'''Reindex all Appy objects. For some unknown reason, method
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catalog.refreshCatalog is not able to recatalog Appy objects.'''
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if not startObject:
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# This is a global refresh. Clear the catalog completely, and then
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# reindex all Appy-managed objects, ie those in folders "config"
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# and "data".
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# First, clear the catalog.
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self.log('Recomputing the whole catalog...')
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app = self.o.getParentNode()
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app.catalog._catalog.clear()
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nb = 1
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failed = []
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for obj in app.config.objectValues():
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subNb, subFailed = self.refreshCatalog(startObject=obj)
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nb += subNb
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failed += subFailed
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try:
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app.config.reindex()
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except:
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failed.append(app.config)
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# Then, refresh objects in the "data" folder.
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for obj in app.data.objectValues():
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subNb, subFailed = self.refreshCatalog(startObject=obj)
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nb += subNb
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failed += subFailed
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# Re-try to index all objects for which reindexation has failed.
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for obj in failed: obj.reindex()
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if failed:
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failMsg = ' (%d retried)' % len(failed)
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else:
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failMsg = ''
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self.log('%d object(s) were reindexed%s.' % (nb, failMsg))
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else:
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nb = 1
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failed = []
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for obj in startObject.objectValues():
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subNb, subFailed = self.refreshCatalog(startObject=obj)
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nb += subNb
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failed += subFailed
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try:
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startObject.reindex()
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except Exception, e:
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failed.append(startObject)
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return nb, failed
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def validate(self, new, errors):
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'''Validates that uploaded POD templates and output types are
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compatible.'''
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page = self.request.get('page', 'main')
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if page == 'documents':
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# Check that uploaded templates and output formats are compatible.
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for fieldName in dir(new):
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# Ignore fields which are not POD templates.
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if not fieldName.startswith('podTemplate'): continue
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# Get the file name, either from the newly uploaded file or
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# from the existing file stored in the database.
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if getattr(new, fieldName):
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fileName = getattr(new, fieldName).filename
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else:
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fileName = getattr(self, fieldName).name
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# Get the extension of the uploaded file.
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ext = os.path.splitext(fileName)[1][1:]
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# Get the chosen output formats for this template.
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formatsFieldName = 'formatsFor%s' % fieldName[14:]
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formats = getattr(new, formatsFieldName)
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error = False
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if ext == 'odt':
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error = ('ods' in formats) or ('xls' in formats)
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elif ext == 'ods':
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error = ('odt' in formats) or ('pdf' in formats) or \
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('doc' in formats) or ('rtf' in formats)
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if error:
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msg = 'This (these) format(s) cannot be used with ' \
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'this template.'
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setattr(errors, formatsFieldName, msg)
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return self._callCustom('validate', new, errors)
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# ------------------------------------------------------------------------------
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