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Diffstat (limited to 'engine/SCons/Tool/packaging/msi.py')
| -rw-r--r-- | engine/SCons/Tool/packaging/msi.py | 526 |
1 files changed, 526 insertions, 0 deletions
diff --git a/engine/SCons/Tool/packaging/msi.py b/engine/SCons/Tool/packaging/msi.py new file mode 100644 index 0000000..be25f11 --- /dev/null +++ b/engine/SCons/Tool/packaging/msi.py @@ -0,0 +1,526 @@ +"""SCons.Tool.packaging.msi + +The msi packager. +""" + +# +# Copyright (c) 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009 The SCons Foundation +# +# Permission is hereby granted, free of charge, to any person obtaining +# a copy of this software and associated documentation files (the +# "Software"), to deal in the Software without restriction, including +# without limitation the rights to use, copy, modify, merge, publish, +# distribute, sublicense, and/or sell copies of the Software, and to +# permit persons to whom the Software is furnished to do so, subject to +# the following conditions: +# +# The above copyright notice and this permission notice shall be included +# in all copies or substantial portions of the Software. +# +# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY +# KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE +# WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND +# NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE +# LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION +# OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION +# WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. +# + +__revision__ = "src/engine/SCons/Tool/packaging/msi.py 4577 2009/12/27 19:43:56 scons" + +import os +import SCons +from SCons.Action import Action +from SCons.Builder import Builder + +from xml.dom.minidom import * +from xml.sax.saxutils import escape + +from SCons.Tool.packaging import stripinstallbuilder + +# +# Utility functions +# +def convert_to_id(s, id_set): + """ Some parts of .wxs need an Id attribute (for example: The File and + Directory directives. The charset is limited to A-Z, a-z, digits, + underscores, periods. Each Id must begin with a letter or with a + underscore. Google for "CNDL0015" for information about this. + + Requirements: + * the string created must only contain chars from the target charset. + * the string created must have a minimal editing distance from the + original string. + * the string created must be unique for the whole .wxs file. + + Observation: + * There are 62 chars in the charset. + + Idea: + * filter out forbidden characters. Check for a collision with the help + of the id_set. Add the number of the number of the collision at the + end of the created string. Furthermore care for a correct start of + the string. + """ + charset = 'ABCDEFGHIJKLMNOPQRSTUVWXYabcdefghijklmnopqrstuvwxyz0123456789_.' + if s[0] in '0123456789.': + s += '_'+s + id = filter( lambda c : c in charset, s ) + + # did we already generate an id for this file? + try: + return id_set[id][s] + except KeyError: + # no we did not so initialize with the id + if not id_set.has_key(id): id_set[id] = { s : id } + # there is a collision, generate an id which is unique by appending + # the collision number + else: id_set[id][s] = id + str(len(id_set[id])) + + return id_set[id][s] + +def is_dos_short_file_name(file): + """ examine if the given file is in the 8.3 form. + """ + fname, ext = os.path.splitext(file) + proper_ext = len(ext) == 0 or (2 <= len(ext) <= 4) # the ext contains the dot + proper_fname = file.isupper() and len(fname) <= 8 + + return proper_ext and proper_fname + +def gen_dos_short_file_name(file, filename_set): + """ see http://support.microsoft.com/default.aspx?scid=kb;en-us;Q142982 + + These are no complete 8.3 dos short names. The ~ char is missing and + replaced with one character from the filename. WiX warns about such + filenames, since a collision might occur. Google for "CNDL1014" for + more information. + """ + # guard this to not confuse the generation + if is_dos_short_file_name(file): + return file + + fname, ext = os.path.splitext(file) # ext contains the dot + + # first try if it suffices to convert to upper + file = file.upper() + if is_dos_short_file_name(file): + return file + + # strip forbidden characters. + forbidden = '."/[]:;=, ' + fname = filter( lambda c : c not in forbidden, fname ) + + # check if we already generated a filename with the same number: + # thisis1.txt, thisis2.txt etc. + duplicate, num = not None, 1 + while duplicate: + shortname = "%s%s" % (fname[:8-len(str(num))].upper(),\ + str(num)) + if len(ext) >= 2: + shortname = "%s%s" % (shortname, ext[:4].upper()) + + duplicate, num = shortname in filename_set, num+1 + + assert( is_dos_short_file_name(shortname) ), 'shortname is %s, longname is %s' % (shortname, file) + filename_set.append(shortname) + return shortname + +def create_feature_dict(files): + """ X_MSI_FEATURE and doc FileTag's can be used to collect files in a + hierarchy. This function collects the files into this hierarchy. + """ + dict = {} + + def add_to_dict( feature, file ): + if not SCons.Util.is_List( feature ): + feature = [ feature ] + + for f in feature: + if not dict.has_key( f ): + dict[ f ] = [ file ] + else: + dict[ f ].append( file ) + + for file in files: + if hasattr( file, 'PACKAGING_X_MSI_FEATURE' ): + add_to_dict(file.PACKAGING_X_MSI_FEATURE, file) + elif hasattr( file, 'PACKAGING_DOC' ): + add_to_dict( 'PACKAGING_DOC', file ) + else: + add_to_dict( 'default', file ) + + return dict + +def generate_guids(root): + """ generates globally unique identifiers for parts of the xml which need + them. + + Component tags have a special requirement. Their UUID is only allowed to + change if the list of their contained resources has changed. This allows + for clean removal and proper updates. + + To handle this requirement, the uuid is generated with an md5 hashing the + whole subtree of a xml node. + """ + from hashlib import md5 + + # specify which tags need a guid and in which attribute this should be stored. + needs_id = { 'Product' : 'Id', + 'Package' : 'Id', + 'Component' : 'Guid', + } + + # find all XMl nodes matching the key, retrieve their attribute, hash their + # subtree, convert hash to string and add as a attribute to the xml node. + for (key,value) in needs_id.items(): + node_list = root.getElementsByTagName(key) + attribute = value + for node in node_list: + hash = md5(node.toxml()).hexdigest() + hash_str = '%s-%s-%s-%s-%s' % ( hash[:8], hash[8:12], hash[12:16], hash[16:20], hash[20:] ) + node.attributes[attribute] = hash_str + + + +def string_wxsfile(target, source, env): + return "building WiX file %s"%( target[0].path ) + +def build_wxsfile(target, source, env): + """ compiles a .wxs file from the keywords given in env['msi_spec'] and + by analyzing the tree of source nodes and their tags. + """ + file = open(target[0].abspath, 'w') + + try: + # Create a document with the Wix root tag + doc = Document() + root = doc.createElement( 'Wix' ) + root.attributes['xmlns']='http://schemas.microsoft.com/wix/2003/01/wi' + doc.appendChild( root ) + + filename_set = [] # this is to circumvent duplicates in the shortnames + id_set = {} # this is to circumvent duplicates in the ids + + # Create the content + build_wxsfile_header_section(root, env) + build_wxsfile_file_section(root, source, env['NAME'], env['VERSION'], env['VENDOR'], filename_set, id_set) + generate_guids(root) + build_wxsfile_features_section(root, source, env['NAME'], env['VERSION'], env['SUMMARY'], id_set) + build_wxsfile_default_gui(root) + build_license_file(target[0].get_dir(), env) + + # write the xml to a file + file.write( doc.toprettyxml() ) + + # call a user specified function + if env.has_key('CHANGE_SPECFILE'): + env['CHANGE_SPECFILE'](target, source) + + except KeyError, e: + raise SCons.Errors.UserError( '"%s" package field for MSI is missing.' % e.args[0] ) + +# +# setup function +# +def create_default_directory_layout(root, NAME, VERSION, VENDOR, filename_set): + """ Create the wix default target directory layout and return the innermost + directory. + + We assume that the XML tree delivered in the root argument already contains + the Product tag. + + Everything is put under the PFiles directory property defined by WiX. + After that a directory with the 'VENDOR' tag is placed and then a + directory with the name of the project and its VERSION. This leads to the + following TARGET Directory Layout: + C:\<PFiles>\<Vendor>\<Projectname-Version>\ + Example: C:\Programme\Company\Product-1.2\ + """ + doc = Document() + d1 = doc.createElement( 'Directory' ) + d1.attributes['Id'] = 'TARGETDIR' + d1.attributes['Name'] = 'SourceDir' + + d2 = doc.createElement( 'Directory' ) + d2.attributes['Id'] = 'ProgramFilesFolder' + d2.attributes['Name'] = 'PFiles' + + d3 = doc.createElement( 'Directory' ) + d3.attributes['Id'] = 'VENDOR_folder' + d3.attributes['Name'] = escape( gen_dos_short_file_name( VENDOR, filename_set ) ) + d3.attributes['LongName'] = escape( VENDOR ) + + d4 = doc.createElement( 'Directory' ) + project_folder = "%s-%s" % ( NAME, VERSION ) + d4.attributes['Id'] = 'MY_DEFAULT_FOLDER' + d4.attributes['Name'] = escape( gen_dos_short_file_name( project_folder, filename_set ) ) + d4.attributes['LongName'] = escape( project_folder ) + + d1.childNodes.append( d2 ) + d2.childNodes.append( d3 ) + d3.childNodes.append( d4 ) + + root.getElementsByTagName('Product')[0].childNodes.append( d1 ) + + return d4 + +# +# mandatory and optional file tags +# +def build_wxsfile_file_section(root, files, NAME, VERSION, VENDOR, filename_set, id_set): + """ builds the Component sections of the wxs file with their included files. + + Files need to be specified in 8.3 format and in the long name format, long + filenames will be converted automatically. + + Features are specficied with the 'X_MSI_FEATURE' or 'DOC' FileTag. + """ + root = create_default_directory_layout( root, NAME, VERSION, VENDOR, filename_set ) + components = create_feature_dict( files ) + factory = Document() + + def get_directory( node, dir ): + """ returns the node under the given node representing the directory. + + Returns the component node if dir is None or empty. + """ + if dir == '' or not dir: + return node + + Directory = node + dir_parts = dir.split(os.path.sep) + + # to make sure that our directory ids are unique, the parent folders are + # consecutively added to upper_dir + upper_dir = '' + + # walk down the xml tree finding parts of the directory + dir_parts = filter( lambda d: d != '', dir_parts ) + for d in dir_parts[:]: + already_created = filter( lambda c: c.nodeName == 'Directory' and c.attributes['LongName'].value == escape(d), Directory.childNodes ) + + if already_created != []: + Directory = already_created[0] + dir_parts.remove(d) + upper_dir += d + else: + break + + for d in dir_parts: + nDirectory = factory.createElement( 'Directory' ) + nDirectory.attributes['LongName'] = escape( d ) + nDirectory.attributes['Name'] = escape( gen_dos_short_file_name( d, filename_set ) ) + upper_dir += d + nDirectory.attributes['Id'] = convert_to_id( upper_dir, id_set ) + + Directory.childNodes.append( nDirectory ) + Directory = nDirectory + + return Directory + + for file in files: + drive, path = os.path.splitdrive( file.PACKAGING_INSTALL_LOCATION ) + filename = os.path.basename( path ) + dirname = os.path.dirname( path ) + + h = { + # tagname : default value + 'PACKAGING_X_MSI_VITAL' : 'yes', + 'PACKAGING_X_MSI_FILEID' : convert_to_id(filename, id_set), + 'PACKAGING_X_MSI_LONGNAME' : filename, + 'PACKAGING_X_MSI_SHORTNAME' : gen_dos_short_file_name(filename, filename_set), + 'PACKAGING_X_MSI_SOURCE' : file.get_path(), + } + + # fill in the default tags given above. + for k,v in [ (k, v) for (k,v) in h.items() if not hasattr(file, k) ]: + setattr( file, k, v ) + + File = factory.createElement( 'File' ) + File.attributes['LongName'] = escape( file.PACKAGING_X_MSI_LONGNAME ) + File.attributes['Name'] = escape( file.PACKAGING_X_MSI_SHORTNAME ) + File.attributes['Source'] = escape( file.PACKAGING_X_MSI_SOURCE ) + File.attributes['Id'] = escape( file.PACKAGING_X_MSI_FILEID ) + File.attributes['Vital'] = escape( file.PACKAGING_X_MSI_VITAL ) + + # create the <Component> Tag under which this file should appear + Component = factory.createElement('Component') + Component.attributes['DiskId'] = '1' + Component.attributes['Id'] = convert_to_id( filename, id_set ) + + # hang the component node under the root node and the file node + # under the component node. + Directory = get_directory( root, dirname ) + Directory.childNodes.append( Component ) + Component.childNodes.append( File ) + +# +# additional functions +# +def build_wxsfile_features_section(root, files, NAME, VERSION, SUMMARY, id_set): + """ This function creates the <features> tag based on the supplied xml tree. + + This is achieved by finding all <component>s and adding them to a default target. + + It should be called after the tree has been built completly. We assume + that a MY_DEFAULT_FOLDER Property is defined in the wxs file tree. + + Furthermore a top-level with the name and VERSION of the software will be created. + + An PACKAGING_X_MSI_FEATURE can either be a string, where the feature + DESCRIPTION will be the same as its title or a Tuple, where the first + part will be its title and the second its DESCRIPTION. + """ + factory = Document() + Feature = factory.createElement('Feature') + Feature.attributes['Id'] = 'complete' + Feature.attributes['ConfigurableDirectory'] = 'MY_DEFAULT_FOLDER' + Feature.attributes['Level'] = '1' + Feature.attributes['Title'] = escape( '%s %s' % (NAME, VERSION) ) + Feature.attributes['Description'] = escape( SUMMARY ) + Feature.attributes['Display'] = 'expand' + + for (feature, files) in create_feature_dict(files).items(): + SubFeature = factory.createElement('Feature') + SubFeature.attributes['Level'] = '1' + + if SCons.Util.is_Tuple(feature): + SubFeature.attributes['Id'] = convert_to_id( feature[0], id_set ) + SubFeature.attributes['Title'] = escape(feature[0]) + SubFeature.attributes['Description'] = escape(feature[1]) + else: + SubFeature.attributes['Id'] = convert_to_id( feature, id_set ) + if feature=='default': + SubFeature.attributes['Description'] = 'Main Part' + SubFeature.attributes['Title'] = 'Main Part' + elif feature=='PACKAGING_DOC': + SubFeature.attributes['Description'] = 'Documentation' + SubFeature.attributes['Title'] = 'Documentation' + else: + SubFeature.attributes['Description'] = escape(feature) + SubFeature.attributes['Title'] = escape(feature) + + # build the componentrefs. As one of the design decision is that every + # file is also a component we walk the list of files and create a + # reference. + for f in files: + ComponentRef = factory.createElement('ComponentRef') + ComponentRef.attributes['Id'] = convert_to_id( os.path.basename(f.get_path()), id_set ) + SubFeature.childNodes.append(ComponentRef) + + Feature.childNodes.append(SubFeature) + + root.getElementsByTagName('Product')[0].childNodes.append(Feature) + +def build_wxsfile_default_gui(root): + """ this function adds a default GUI to the wxs file + """ + factory = Document() + Product = root.getElementsByTagName('Product')[0] + + UIRef = factory.createElement('UIRef') + UIRef.attributes['Id'] = 'WixUI_Mondo' + Product.childNodes.append(UIRef) + + UIRef = factory.createElement('UIRef') + UIRef.attributes['Id'] = 'WixUI_ErrorProgressText' + Product.childNodes.append(UIRef) + +def build_license_file(directory, spec): + """ creates a License.rtf file with the content of "X_MSI_LICENSE_TEXT" + in the given directory + """ + name, text = '', '' + + try: + name = spec['LICENSE'] + text = spec['X_MSI_LICENSE_TEXT'] + except KeyError: + pass # ignore this as X_MSI_LICENSE_TEXT is optional + + if name!='' or text!='': + file = open( os.path.join(directory.get_path(), 'License.rtf'), 'w' ) + file.write('{\\rtf') + if text!='': + file.write(text.replace('\n', '\\par ')) + else: + file.write(name+'\\par\\par') + file.write('}') + file.close() + +# +# mandatory and optional package tags +# +def build_wxsfile_header_section(root, spec): + """ Adds the xml file node which define the package meta-data. + """ + # Create the needed DOM nodes and add them at the correct position in the tree. + factory = Document() + Product = factory.createElement( 'Product' ) + Package = factory.createElement( 'Package' ) + + root.childNodes.append( Product ) + Product.childNodes.append( Package ) + + # set "mandatory" default values + if not spec.has_key('X_MSI_LANGUAGE'): + spec['X_MSI_LANGUAGE'] = '1033' # select english + + # mandatory sections, will throw a KeyError if the tag is not available + Product.attributes['Name'] = escape( spec['NAME'] ) + Product.attributes['Version'] = escape( spec['VERSION'] ) + Product.attributes['Manufacturer'] = escape( spec['VENDOR'] ) + Product.attributes['Language'] = escape( spec['X_MSI_LANGUAGE'] ) + Package.attributes['Description'] = escape( spec['SUMMARY'] ) + + # now the optional tags, for which we avoid the KeyErrror exception + if spec.has_key( 'DESCRIPTION' ): + Package.attributes['Comments'] = escape( spec['DESCRIPTION'] ) + + if spec.has_key( 'X_MSI_UPGRADE_CODE' ): + Package.attributes['X_MSI_UPGRADE_CODE'] = escape( spec['X_MSI_UPGRADE_CODE'] ) + + # We hardcode the media tag as our current model cannot handle it. + Media = factory.createElement('Media') + Media.attributes['Id'] = '1' + Media.attributes['Cabinet'] = 'default.cab' + Media.attributes['EmbedCab'] = 'yes' + root.getElementsByTagName('Product')[0].childNodes.append(Media) + +# this builder is the entry-point for .wxs file compiler. +wxs_builder = Builder( + action = Action( build_wxsfile, string_wxsfile ), + ensure_suffix = '.wxs' ) + +def package(env, target, source, PACKAGEROOT, NAME, VERSION, + DESCRIPTION, SUMMARY, VENDOR, X_MSI_LANGUAGE, **kw): + # make sure that the Wix Builder is in the environment + SCons.Tool.Tool('wix').generate(env) + + # get put the keywords for the specfile compiler. These are the arguments + # given to the package function and all optional ones stored in kw, minus + # the the source, target and env one. + loc = locals() + del loc['kw'] + kw.update(loc) + del kw['source'], kw['target'], kw['env'] + + # strip the install builder from the source files + target, source = stripinstallbuilder(target, source, env) + + # put the arguments into the env and call the specfile builder. + env['msi_spec'] = kw + specfile = apply( wxs_builder, [env, target, source], kw ) + + # now call the WiX Tool with the built specfile added as a source. + msifile = env.WiX(target, specfile) + + # return the target and source tuple. + return (msifile, source+[specfile]) + +# Local Variables: +# tab-width:4 +# indent-tabs-mode:nil +# End: +# vim: set expandtab tabstop=4 shiftwidth=4: |