Python FileSpec.loadXml方法代码示例

# 需要导入模块: from direct.p3d.FileSpec import FileSpec [as 别名]
# 或者: from direct.p3d.FileSpec.FileSpec import loadXml [as 别名]
    class PackageEntry:
        """ This corresponds to a <package> entry in the contents.xml
        file. """
        
        def __init__(self, xpackage, sourceDir):
            self.sourceDir = sourceDir
            self.loadXml(xpackage)

        def getKey(self):
            """ Returns a tuple used for sorting the PackageEntry
            objects uniquely per package. """
            return (self.packageName, self.platform, self.version)

        def isNewer(self, other):
            return self.descFile.timestamp > other.descFile.timestamp

        def loadXml(self, xpackage):
            self.packageName = xpackage.Attribute('name')
            self.platform = xpackage.Attribute('platform')
            self.version = xpackage.Attribute('version')
            solo = xpackage.Attribute('solo')
            self.solo = int(solo or '0')

            self.descFile = FileSpec()
            self.descFile.loadXml(xpackage)

            self.packageSeq = SeqValue()
            self.packageSeq.loadXml(xpackage, 'seq')
            self.packageSetVer = SeqValue()
            self.packageSetVer.loadXml(xpackage, 'set_ver')

            self.importDescFile = None
            ximport = xpackage.FirstChildElement('import')
            if ximport:
                self.importDescFile = FileSpec()
                self.importDescFile.loadXml(ximport)

        def makeXml(self):
            """ Returns a new TiXmlElement. """
            xpackage = TiXmlElement('package')
            xpackage.SetAttribute('name', self.packageName)
            if self.platform:
                xpackage.SetAttribute('platform', self.platform)
            if self.version:
                xpackage.SetAttribute('version', self.version)
            if self.solo:
                xpackage.SetAttribute('solo', '1')

            self.descFile.storeXml(xpackage)
            self.packageSeq.storeXml(xpackage, 'seq')
            self.packageSetVer.storeXml(xpackage, 'set_ver')

            if self.importDescFile:
                ximport = TiXmlElement('import')
                self.importDescFile.storeXml(ximport)
                xpackage.InsertEndChild(ximport)
            
            return xpackage

# 需要导入模块: from direct.p3d.FileSpec import FileSpec [as 别名]
# 或者: from direct.p3d.FileSpec.FileSpec import loadXml [as 别名]
        def validatePackageContents(self):
            """ Validates the contents of the package directory itself
            against the expected hashes and timestamps.  Updates
            hashes and timestamps where needed. """

            if self.solo:
                return

            needsChange = False
            packageDescFullpath = Filename(self.sourceDir, self.descFile.filename)
            packageDir = Filename(packageDescFullpath.getDirname())
            doc = TiXmlDocument(packageDescFullpath.toOsSpecific())
            if not doc.LoadFile():
                message = "Could not read XML file: %s" % (self.descFile.filename)
                raise OSError(message)

            xpackage = doc.FirstChildElement('package')
            if not xpackage:
                message = "No package definition: %s" % (self.descFile.filename)
                raise OSError(message)

            xcompressed = xpackage.FirstChildElement('compressed_archive')
            if xcompressed:
                spec = FileSpec()
                spec.loadXml(xcompressed)
                if not spec.quickVerify(packageDir = packageDir, notify = PackageMerger.notify, correctSelf = True):
                    spec.storeXml(xcompressed)
                    needsChange = True

            xpatch = xpackage.FirstChildElement('patch')
            while xpatch:
                spec = FileSpec()
                spec.loadXml(xpatch)
                if not spec.quickVerify(packageDir = packageDir, notify = PackageMerger.notify, correctSelf = True):
                    spec.storeXml(xpatch)
                    needsChange = True

                xpatch = xpatch.NextSiblingElement('patch')

            if needsChange:
                PackageMerger.notify.info("Rewriting %s" % (self.descFile.filename))
                doc.SaveFile()
                self.descFile.quickVerify(packageDir = self.sourceDir, notify = PackageMerger.notify, correctSelf = True)

# 需要导入模块: from direct.p3d.FileSpec import FileSpec [as 别名]
# 或者: from direct.p3d.FileSpec.FileSpec import loadXml [as 别名]
    class PackageEntry:
        """ This corresponds to a <package> entry in the contents.xml
        file. """

        def __init__(self, xpackage, sourceDir):
            self.sourceDir = sourceDir
            self.loadXml(xpackage)

        def getKey(self):
            """ Returns a tuple used for sorting the PackageEntry
            objects uniquely per package. """
            return (self.packageName, self.platform, self.version)

        def isNewer(self, other):
            return self.descFile.timestamp > other.descFile.timestamp

        def loadXml(self, xpackage):
            self.packageName = xpackage.Attribute('name')
            self.platform = xpackage.Attribute('platform')
            self.version = xpackage.Attribute('version')
            solo = xpackage.Attribute('solo')
            self.solo = int(solo or '0')
            perPlatform = xpackage.Attribute('per_platform')
            self.perPlatform = int(perPlatform or '0')

            self.descFile = FileSpec()
            self.descFile.loadXml(xpackage)

            self.validatePackageContents()

            self.descFile.quickVerify(packageDir = self.sourceDir, notify = PackageMerger.notify, correctSelf = True)

            self.packageSeq = SeqValue()
            self.packageSeq.loadXml(xpackage, 'seq')
            self.packageSetVer = SeqValue()
            self.packageSetVer.loadXml(xpackage, 'set_ver')

            self.importDescFile = None
            ximport = xpackage.FirstChildElement('import')
            if ximport:
                self.importDescFile = FileSpec()
                self.importDescFile.loadXml(ximport)
                self.importDescFile.quickVerify(packageDir = self.sourceDir, notify = PackageMerger.notify, correctSelf = True)

        def makeXml(self):
            """ Returns a new TiXmlElement. """
            xpackage = TiXmlElement('package')
            xpackage.SetAttribute('name', self.packageName)
            if self.platform:
                xpackage.SetAttribute('platform', self.platform)
            if self.version:
                xpackage.SetAttribute('version', self.version)
            if self.solo:
                xpackage.SetAttribute('solo', '1')
            if self.perPlatform:
                xpackage.SetAttribute('per_platform', '1')

            self.descFile.storeXml(xpackage)
            self.packageSeq.storeXml(xpackage, 'seq')
            self.packageSetVer.storeXml(xpackage, 'set_ver')

            if self.importDescFile:
                ximport = TiXmlElement('import')
                self.importDescFile.storeXml(ximport)
                xpackage.InsertEndChild(ximport)

            return xpackage

        def validatePackageContents(self):
            """ Validates the contents of the package directory itself
            against the expected hashes and timestamps.  Updates
            hashes and timestamps where needed. """

            if self.solo:
                return

            needsChange = False
            packageDescFullpath = Filename(self.sourceDir, self.descFile.filename)
            packageDir = Filename(packageDescFullpath.getDirname())
            doc = TiXmlDocument(packageDescFullpath.toOsSpecific())
            if not doc.LoadFile():
                message = "Could not read XML file: %s" % (self.descFile.filename)
                raise OSError(message)

            xpackage = doc.FirstChildElement('package')
            if not xpackage:
                message = "No package definition: %s" % (self.descFile.filename)
                raise OSError(message)

            xcompressed = xpackage.FirstChildElement('compressed_archive')
            if xcompressed:
                spec = FileSpec()
                spec.loadXml(xcompressed)
                if not spec.quickVerify(packageDir = packageDir, notify = PackageMerger.notify, correctSelf = True):
                    spec.storeXml(xcompressed)
                    needsChange = True

            xpatch = xpackage.FirstChildElement('patch')
            while xpatch:
                spec = FileSpec()
#.........这里部分代码省略.........

# 需要导入模块: from direct.p3d.FileSpec import FileSpec [as 别名]
# 或者: from direct.p3d.FileSpec.FileSpec import loadXml [as 别名]
        def readDescFile(self, doProcessing = False):
            """ Reads the existing package.xml file and stores it in
            this class for later rewriting.  if doProcessing is true,
            it may massage the file and the directory contents in
            preparation for building patches.  Returns true on
            success, false on failure. """

            self.anyChanges = False

            packageDescFullpath = Filename(self.patchMaker.installDir, self.packageDesc)
            self.doc = TiXmlDocument(packageDescFullpath.toOsSpecific())
            if not self.doc.LoadFile():
                print "Couldn't read %s" % (packageDescFullpath)
                return False
            
            xpackage = self.doc.FirstChildElement('package')
            if not xpackage:
                return False
            self.packageName = xpackage.Attribute('name')
            self.platform = xpackage.Attribute('platform')
            self.version = xpackage.Attribute('version')

            # All packages we defined in-line are assigned to the
            # "none" host.  TODO: support patching from packages on
            # other hosts, which means we'll need to fill in a value
            # here for those hosts.
            self.hostUrl = None
        
            self.currentFile = None
            self.baseFile = None
            self.topFile = None
            self.compressedFilename = None
            compressedFile = None

            # Assume there are changes for this version, until we
            # discover that there aren't.
            isNewVersion = True

            # Get the actual current version.
            xarchive = xpackage.FirstChildElement('uncompressed_archive')
            if xarchive:
                self.currentFile = FileSpec()
                self.currentFile.loadXml(xarchive)

            # Get the top_version--the top (newest) of the patch
            # chain.
            xarchive = xpackage.FirstChildElement('top_version')
            if xarchive:
                self.topFile = FileSpec()
                self.topFile.loadXml(xarchive)

                if self.topFile.hash == self.currentFile.hash:
                    # No new version this pass.
                    isNewVersion = False
                else:
                    # There's a new version this pass.  Update it.
                    self.anyChanges = True
                
            else:
                # If there isn't a top_version yet, we have to make
                # one, by duplicating the currentFile.
                self.topFile = copy.copy(self.currentFile)
                self.anyChanges = True

            # Get the current patch version.  If we have a
            # patch_version attribute, it refers to this particular
            # instance of the file, and that is the current patch
            # version number.  If we only have a last_patch_version
            # attribute, it means a patch has not yet been built for
            # this particular instance, and that number is the
            # previous version's patch version number.
            patchVersion = xpackage.Attribute('patch_version')
            if patchVersion:
                self.patchVersion = int(patchVersion)
            else:
                patchVersion = xpackage.Attribute('last_patch_version')
                if patchVersion:
                    self.patchVersion = int(patchVersion)
                    if isNewVersion:
                        self.patchVersion += 1
                self.anyChanges = True

            # Put the patchVersion in the compressed filename, for
            # cache-busting.  This means when the version changes, its
            # URL will also change, guaranteeing that users will
            # download the latest version, and not some stale cache
            # file.
            xcompressed = xpackage.FirstChildElement('compressed_archive')
            if xcompressed:
                compressedFile = FileSpec()
                compressedFile.loadXml(xcompressed)

                oldCompressedFilename = compressedFile.filename
                self.compressedFilename = oldCompressedFilename

                if doProcessing:
                    newCompressedFilename = '%s.%s.pz' % (self.currentFile.filename, self.patchVersion)
                    if newCompressedFilename != oldCompressedFilename:
                        oldCompressedPathname = Filename(self.packageDir, oldCompressedFilename)
                        newCompressedPathname = Filename(self.packageDir, newCompressedFilename)
#.........这里部分代码省略.........

# 需要导入模块: from direct.p3d.FileSpec import FileSpec [as 别名]
# 或者: from direct.p3d.FileSpec.FileSpec import loadXml [as 别名]
    class Package:
        """ This is a particular package.  This contains all of the
        information needed to reconstruct the package's desc file. """
        
        def __init__(self, packageDesc, patchMaker, xpackage = None):
            self.packageDir = Filename(patchMaker.installDir, packageDesc.getDirname())
            self.packageDesc = packageDesc
            self.patchMaker = patchMaker
            self.contentsDocPackage = xpackage
            self.patchVersion = 1
            self.currentPv = None
            self.basePv = None
            self.topPv = None

            self.packageName = None
            self.platform = None
            self.version = None
            self.hostUrl = None
            self.currentFile = None
            self.baseFile = None

            self.doc = None
            self.anyChanges = False
            self.patches = []

        def getCurrentKey(self):
            """ Returns the key to locate the current version of this
            package. """
            
            return (self.packageName, self.platform, self.version, self.hostUrl, self.currentFile)

        def getBaseKey(self):
            """ Returns the key to locate the "base" or oldest version
            of this package. """
            
            return (self.packageName, self.platform, self.version, self.hostUrl, self.baseFile)

        def getTopKey(self):
            """ Returns the key to locate the "top" or newest version
            of this package. """
            
            return (self.packageName, self.platform, self.version, self.hostUrl, self.topFile)

        def getGenericKey(self, fileSpec):
            """ Returns the key that has the indicated hash. """
            return (self.packageName, self.platform, self.version, self.hostUrl, fileSpec)

        def readDescFile(self, doProcessing = False):
            """ Reads the existing package.xml file and stores it in
            this class for later rewriting.  if doProcessing is true,
            it may massage the file and the directory contents in
            preparation for building patches.  Returns true on
            success, false on failure. """

            self.anyChanges = False

            packageDescFullpath = Filename(self.patchMaker.installDir, self.packageDesc)
            self.doc = TiXmlDocument(packageDescFullpath.toOsSpecific())
            if not self.doc.LoadFile():
                print "Couldn't read %s" % (packageDescFullpath)
                return False
            
            xpackage = self.doc.FirstChildElement('package')
            if not xpackage:
                return False
            self.packageName = xpackage.Attribute('name')
            self.platform = xpackage.Attribute('platform')
            self.version = xpackage.Attribute('version')

            # All packages we defined in-line are assigned to the
            # "none" host.  TODO: support patching from packages on
            # other hosts, which means we'll need to fill in a value
            # here for those hosts.
            self.hostUrl = None
        
            self.currentFile = None
            self.baseFile = None
            self.topFile = None
            self.compressedFilename = None
            compressedFile = None

            # Assume there are changes for this version, until we
            # discover that there aren't.
            isNewVersion = True

            # Get the actual current version.
            xarchive = xpackage.FirstChildElement('uncompressed_archive')
            if xarchive:
                self.currentFile = FileSpec()
                self.currentFile.loadXml(xarchive)

            # Get the top_version--the top (newest) of the patch
            # chain.
            xarchive = xpackage.FirstChildElement('top_version')
            if xarchive:
                self.topFile = FileSpec()
                self.topFile.loadXml(xarchive)

                if self.topFile.hash == self.currentFile.hash:
                    # No new version this pass.
#.........这里部分代码省略.........

# 需要导入模块: from direct.p3d.FileSpec import FileSpec [as 别名]
# 或者: from direct.p3d.FileSpec.FileSpec import loadXml [as 别名]
    def __readDescFile(self):
        """ Reads the desc xml file for this particular package,
        assuming it's been already downloaded and verified.  Returns
        true on success, false on failure. """

        if self.hasDescFile:
            # No need to read it again.
            return True

        if self.solo:
            # If this is a "solo" package, we don't actually "read"
            # the desc file; that's the entire contents of the
            # package.
            self.hasDescFile = True
            self.hasPackage = True
            return True

        filename = Filename(self.getPackageDir(), self.descFileBasename)

        if not hasattr(PandaModules, 'TiXmlDocument'):
            return False
        doc = PandaModules.TiXmlDocument(filename.toOsSpecific())
        if not doc.LoadFile():
            return False

        xpackage = doc.FirstChildElement('package')
        if not xpackage:
            return False

        try:
            self.patchVersion = int(xpackage.Attribute('patch_version') or '')
        except ValueError:
            self.patchVersion = None

        self.displayName = None
        xconfig = xpackage.FirstChildElement('config')
        if xconfig:
            # The name for display to an English-speaking user.
            self.displayName = xconfig.Attribute('display_name')

            # True if any apps that use this package must be GUI apps.
            guiApp = xconfig.Attribute('gui_app')
            if guiApp:
                self.guiApp = int(guiApp)

        # The uncompressed archive, which will be mounted directly,
        # and also used for patching.
        xuncompressedArchive = xpackage.FirstChildElement('uncompressed_archive')
        if xuncompressedArchive:
            self.uncompressedArchive = FileSpec()
            self.uncompressedArchive.loadXml(xuncompressedArchive)

        # The compressed archive, which is what is downloaded.
        xcompressedArchive = xpackage.FirstChildElement('compressed_archive')
        if xcompressedArchive:
            self.compressedArchive = FileSpec()
            self.compressedArchive.loadXml(xcompressedArchive)

        # The list of files that should be extracted to disk.
        self.extracts = []
        xextract = xpackage.FirstChildElement('extract')
        while xextract:
            file = FileSpec()
            file.loadXml(xextract)
            self.extracts.append(file)
            xextract = xextract.NextSiblingElement('extract')

        # The list of additional packages that must be installed for
        # this package to function properly.
        self.requires = []
        xrequires = xpackage.FirstChildElement('requires')
        while xrequires:
            packageName = xrequires.Attribute('name')
            version = xrequires.Attribute('version')
            hostUrl = xrequires.Attribute('host')
            if packageName and hostUrl:
                host = self.host.appRunner.getHostWithAlt(hostUrl)
                self.requires.append((packageName, version, host))
            xrequires = xrequires.NextSiblingElement('requires')

        self.hasDescFile = True

        # Now that we've read the desc file, go ahead and use it to
        # verify the download status.
        if self.__checkArchiveStatus():
            # It's all fully downloaded, unpacked, and ready.
            self.hasPackage = True
            return True

        # Still have to download it.
        self.__buildInstallPlans()
        return True

# 需要导入模块: from direct.p3d.FileSpec import FileSpec [as 别名]
# 或者: from direct.p3d.FileSpec.FileSpec import loadXml [as 别名]

#.........这里部分代码省略.........
        filename = Filename(self.getPackageDir(), self.descFileBasename)

        if not hasattr(PandaModules, 'TiXmlDocument'):
            return False
        doc = PandaModules.TiXmlDocument(filename.toOsSpecific())
        if not doc.LoadFile():
            return False

        xpackage = doc.FirstChildElement('package')
        if not xpackage:
            return False

        try:
            self.patchVersion = int(xpackage.Attribute('patch_version') or '')
        except ValueError:
            self.patchVersion = None

        self.displayName = None
        xconfig = xpackage.FirstChildElement('config')
        if xconfig:
            # The name for display to an English-speaking user.
            self.displayName = xconfig.Attribute('display_name')

            # True if any apps that use this package must be GUI apps.
            guiApp = xconfig.Attribute('gui_app')
            if guiApp:
                self.guiApp = int(guiApp)

        # The uncompressed archive, which will be mounted directly,
        # and also used for patching.
        xuncompressedArchive = xpackage.FirstChildElement('uncompressed_archive')
        if xuncompressedArchive:
            self.uncompressedArchive = FileSpec()
            self.uncompressedArchive.loadXml(xuncompressedArchive)

        # The compressed archive, which is what is downloaded.
        xcompressedArchive = xpackage.FirstChildElement('compressed_archive')
        if xcompressedArchive:
            self.compressedArchive = FileSpec()
            self.compressedArchive.loadXml(xcompressedArchive)

        # The list of files that should be extracted to disk.
        self.extracts = []
        xextract = xpackage.FirstChildElement('extract')
        while xextract:
            file = FileSpec()
            file.loadXml(xextract)
            self.extracts.append(file)
            xextract = xextract.NextSiblingElement('extract')

        # The list of additional packages that must be installed for
        # this package to function properly.
        self.requires = []
        xrequires = xpackage.FirstChildElement('requires')
        while xrequires:
            packageName = xrequires.Attribute('name')
            version = xrequires.Attribute('version')
            hostUrl = xrequires.Attribute('host')
            if packageName and hostUrl:
                host = self.host.appRunner.getHostWithAlt(hostUrl)
                self.requires.append((packageName, version, host))
            xrequires = xrequires.NextSiblingElement('requires')

        self.hasDescFile = True

        # Now that we've read the desc file, go ahead and use it to

# 需要导入模块: from direct.p3d.FileSpec import FileSpec [as 别名]
# 或者: from direct.p3d.FileSpec.FileSpec import loadXml [as 别名]

#.........这里部分代码省略.........
                maxAge = int(maxAge)
            except:
                maxAge = None
        if maxAge is None:
            # Default max_age if unspecified (see p3d_plugin.h).
            from direct.p3d.AppRunner import AppRunner
            maxAge = AppRunner.P3D_CONTENTS_DEFAULT_MAX_AGE

        # Get the latest possible expiration time, based on the max_age
        # indication.  Any expiration time later than this is in error.
        now = int(time.time())
        self.contentsExpiration = now + maxAge

        if freshDownload:
            self.contentsSpec.readHash(tempFilename)

            # Update the XML with the new download information.
            xorig = xcontents.FirstChildElement('orig')
            while xorig:
                xcontents.RemoveChild(xorig)
                xorig = xcontents.FirstChildElement('orig')

            xorig = core.TiXmlElement('orig')
            self.contentsSpec.storeXml(xorig)
            xorig.SetAttribute('expiration', str(self.contentsExpiration))

            xcontents.InsertEndChild(xorig)

        else:
            # Read the download hash and expiration time from the XML.
            expiration = None
            xorig = xcontents.FirstChildElement('orig')
            if xorig:
                self.contentsSpec.loadXml(xorig)
                expiration = xorig.Attribute('expiration')
                if expiration:
                    try:
                        expiration = int(expiration)
                    except:
                        expiration = None
            if not self.contentsSpec.hash:
                self.contentsSpec.readHash(tempFilename)

            if expiration is not None:
                self.contentsExpiration = min(self.contentsExpiration, expiration)

        # Look for our own entry in the hosts table.
        if self.hostUrl:
            self.__findHostXml(xcontents)
        else:
            assert self.hostDir
            self.__findHostXmlForHostDir(xcontents)

        if self.rootDir and not self.hostDir:
            self.hostDir = self.__determineHostDir(None, self.hostUrl)

        # Get the list of packages available for download and/or import.
        xpackage = xcontents.FirstChildElement('package')
        while xpackage:
            name = xpackage.Attribute('name')
            platform = xpackage.Attribute('platform')
            version = xpackage.Attribute('version')
            try:
                solo = int(xpackage.Attribute('solo') or '')
            except ValueError:
                solo = False