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优化项目结构、优化 maven 结构
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143
office-plugin/windows-office/program/pythonloader.py
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143
office-plugin/windows-office/program/pythonloader.py
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#**************************************************************
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#
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# Licensed to the Apache Software Foundation (ASF) under one
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# or more contributor license agreements. See the NOTICE file
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# distributed with this work for additional information
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# regarding copyright ownership. The ASF licenses this file
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# to you under the Apache License, Version 2.0 (the
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# "License"); you may not use this file except in compliance
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# with the License. You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing,
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# software distributed under the License is distributed on an
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# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
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# KIND, either express or implied. See the License for the
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# specific language governing permissions and limitations
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# under the License.
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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 sys
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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, None )
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return url[0:nColon], url[nColon+1:len(url)]
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g_loadedComponents = {}
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def checkForPythonPathBesideComponent( url ):
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path = unohelper.fileUrlToSystemPath( url+"/pythonpath.zip" );
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if DEBUG == 1:
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print("checking for existence of " + encfile( path ))
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if 1 == os.access( encfile( path ), os.F_OK) and not path in sys.path:
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if DEBUG == 1:
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print("adding " + encfile( path ) + " to sys.path")
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sys.path.append( path )
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path = unohelper.fileUrlToSystemPath( url+"/pythonpath" );
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if 1 == os.access( encfile( path ), os.F_OK) and not path in sys.path:
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if DEBUG == 1:
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print("adding " + encfile( path ) + " to sys.path")
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sys.path.append( path )
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def encfile(uni):
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return uni.encode( sys.getfilesystemencoding())
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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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# check for pythonpath.zip beside .py files
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checkForPythonPathBesideComponent( url[0:url.rfind('/')] )
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# read the file
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filename = unohelper.fileUrlToSystemPath( url )
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fileHandle = file( filename )
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src = fileHandle.read().replace("\r","")
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if not src.endswith( "\n" ):
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src = src + "\n"
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# compile and execute the module
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codeobject = compile( src, encfile(filename), "exec" )
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exec(codeobject, mod.__dict__)
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mod.__file__ = encfile(filename)
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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 as 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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