134 lines
5.1 KiB
Python
134 lines
5.1 KiB
Python
#*************************************************************************
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#
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# OpenOffice.org - a multi-platform office productivity suite
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#
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# $RCSfile: pythonloader.py,v $
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#
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# $Revision: 1.4 $
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#
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# last change: $Author: rt $ $Date: 2005-09-08 16:50:23 $
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#
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# The Contents of this file are made available subject to
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# the terms of GNU Lesser General Public License Version 2.1.
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#
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#
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# GNU Lesser General Public License Version 2.1
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# =============================================
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# Copyright 2005 by Sun Microsystems, Inc.
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# 901 San Antonio Road, Palo Alto, CA 94303, USA
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#
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# This library is free software; you can redistribute it and/or
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# modify it under the terms of the GNU Lesser General Public
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# License version 2.1, as published by the Free Software Foundation.
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#
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# This library is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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# Lesser General Public License for more details.
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#
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# You should have received a copy of the GNU Lesser General Public
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# License along with this library; if not, write to the Free Software
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# Foundation, Inc., 59 Temple Place, Suite 330, Boston,
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# MA 02111-1307 USA
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#
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#*************************************************************************
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import uno
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import unohelper
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import imp
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import os
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from com.sun.star.uno import Exception,RuntimeException
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from com.sun.star.loader import XImplementationLoader
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from com.sun.star.lang import XServiceInfo
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MODULE_PROTOCOL = "vnd.openoffice.pymodule:"
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DEBUG = 0
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g_supportedServices = "com.sun.star.loader.Python", # referenced by the native C++ loader !
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g_implementationName = "org.openoffice.comp.pyuno.Loader" # referenced by the native C++ loader !
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def splitUrl( url ):
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nColon = url.find( ":" )
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if -1 == nColon:
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raise RuntimeException( "PythonLoader: No protocol in url " + url )
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return url[0:nColon], url[nColon+1:len(url)]
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g_loadedComponents = {}
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class Loader( XImplementationLoader, XServiceInfo, unohelper.Base ):
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def __init__(self, ctx ):
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if DEBUG:
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print "pythonloader.Loader ctor"
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self.ctx = ctx
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def getModuleFromUrl( self, url ):
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if DEBUG:
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print "pythonloader: interpreting url " +url
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protocol, dependent = splitUrl( url )
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if "vnd.sun.star.expand" == protocol:
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exp = self.ctx.getValueByName( "/singletons/com.sun.star.util.theMacroExpander" )
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url = exp.expandMacros(dependent)
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protocol,dependent = splitUrl( url )
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if DEBUG:
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print "pythonloader: after expansion " +protocol +":" + dependent
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try:
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if "file" == protocol:
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# remove \..\ sequence, which may be useful e.g. in the build env
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url = unohelper.absolutize( url, url )
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# did we load the module already ?
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mod = g_loadedComponents.get( url )
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if not mod:
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mod = imp.new_module("uno_component")
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# read the file
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fileHandle = file( unohelper.fileUrlToSystemPath( url ) )
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src = fileHandle.read()
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# execute the module
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exec src in mod.__dict__
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g_loadedComponents[url] = mod
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return mod
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elif "vnd.openoffice.pymodule" == protocol:
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return __import__( dependent )
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else:
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raise RuntimeException( "PythonLoader: Unknown protocol " +
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protocol + " in url " +url, self )
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except ImportError, e:
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raise RuntimeException( "Couldn't load "+url+ " for reason "+str(e), None)
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return None
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def activate( self, implementationName, dummy, locationUrl, regKey ):
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if DEBUG:
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print "pythonloader.Loader.activate"
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mod = self.getModuleFromUrl( locationUrl )
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implHelper = mod.__dict__.get( "g_ImplementationHelper" , None )
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if implHelper == None:
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return mod.getComponentFactory( implementationName, self.ctx.ServiceManager, regKey )
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else:
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return implHelper.getComponentFactory( implementationName,regKey,self.ctx.ServiceManager)
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def writeRegistryInfo( self, regKey, dummy, locationUrl ):
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if DEBUG:
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print "pythonloader.Loader.writeRegistryInfo"
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mod = self.getModuleFromUrl( locationUrl )
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implHelper = mod.__dict__.get( "g_ImplementationHelper" , None )
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if implHelper == None:
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return mod.writeRegistryInfo( self.ctx.ServiceManager, regKey )
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else:
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return implHelper.writeRegistryInfo( regKey, self.ctx.ServiceManager )
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def getImplementationName( self ):
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return g_implementationName
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def supportsService( self, ServiceName ):
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return ServiceName in self.serviceNames
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def getSupportedServiceNames( self ):
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return g_supportedServices
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