def md5_contents(filename):
m = Multifile()
m.openRead(filename)
payload = []
for i in range(m.getNumSubfiles()):
payload.append(m.get_subfile_name(i))
m.close()
return payload
def mountWithSignature(filename, name):
if not os.path.isfile(filename):
return False
mf = Multifile()
mf.openRead(Filename(filename))
if mf.getNumSignatures() != 1:
return False
if mf.getSignaturePublicKey(0) != OfflineGlobals.getmfcrt():
return False
if name == 14 or name == 14.5:
mf.setEncryptionPassword(OfflineGlobals.getmfkey(filename))
return vfs.mount(mf, Filename('/'), 0)
def setP3DFilename(self,
p3dFilename,
tokens,
argv,
instanceId,
interactiveConsole,
p3dOffset=0,
p3dUrl=None):
""" Called by the browser to specify the p3d file that
contains the application itself, along with the web tokens
and/or command-line arguments. Once this method has been
called, the application is effectively started. """
# One day we will have support for multiple instances within a
# Python session. Against that day, we save the instance ID
# for this instance.
self.instanceId = instanceId
self.tokens = tokens
self.argv = argv
# We build up a token dictionary with care, so that if a given
# token appears twice in the token list, we record only the
# first value, not the second or later. This is consistent
# with the internal behavior of the core API.
self.tokenDict = {}
for token, keyword in tokens:
self.tokenDict.setdefault(token, keyword)
# Also store the arguments on sys, for applications that
# aren't instance-ready.
sys.argv = argv
# That means we now know the altHost in effect.
self.altHost = self.tokenDict.get('alt_host', None)
# Tell the browser that Python is up and running, and ready to
# respond to queries.
self.notifyRequest('onpythonload')
# Now go load the applet.
fname = Filename.fromOsSpecific(p3dFilename)
vfs = VirtualFileSystem.getGlobalPtr()
if not vfs.exists(fname):
raise ArgumentError, "No such file: %s" % (p3dFilename)
fname.makeAbsolute()
fname.setBinary()
mf = Multifile()
if p3dOffset == 0:
if not mf.openRead(fname):
raise ArgumentError, "Not a Panda3D application: %s" % (
p3dFilename)
else:
if not mf.openRead(fname, p3dOffset):
raise ArgumentError, "Not a Panda3D application: %s at offset: %s" % (
p3dFilename, p3dOffset)
# Now load the p3dInfo file.
self.p3dInfo = None
self.p3dPackage = None
self.p3dConfig = None
self.allowPythonDev = False
i = mf.findSubfile('p3d_info.xml')
if i >= 0 and hasattr(core, 'readXmlStream'):
stream = mf.openReadSubfile(i)
self.p3dInfo = core.readXmlStream(stream)
mf.closeReadSubfile(stream)
if self.p3dInfo:
self.p3dPackage = self.p3dInfo.FirstChildElement('package')
if self.p3dPackage:
self.p3dConfig = self.p3dPackage.FirstChildElement('config')
xhost = self.p3dPackage.FirstChildElement('host')
while xhost:
self.__readHostXml(xhost)
xhost = xhost.NextSiblingElement('host')
if self.p3dConfig:
allowPythonDev = self.p3dConfig.Attribute('allow_python_dev')
if allowPythonDev:
self.allowPythonDev = int(allowPythonDev)
guiApp = self.p3dConfig.Attribute('gui_app')
if guiApp:
self.guiApp = int(guiApp)
trueFileIO = self.p3dConfig.Attribute('true_file_io')
if trueFileIO:
self.trueFileIO = int(trueFileIO)
# The interactiveConsole flag can only be set true if the
# application has allow_python_dev set.
if not self.allowPythonDev and interactiveConsole:
raise StandardError, "Impossible, interactive_console set without allow_python_dev."
self.interactiveConsole = interactiveConsole
if self.allowPythonDev:
# Set the fps text to remind the user that
# allow_python_dev is enabled.
ConfigVariableString('frame-rate-meter-text-pattern').setValue(
'allow_python_dev %0.1f fps')
if self.guiApp:
init_app_for_gui()
self.initPackedAppEnvironment()
# Mount the Multifile under self.multifileRoot.
vfs.mount(mf, self.multifileRoot, vfs.MFReadOnly)
self.p3dMultifile = mf
VFSImporter.reloadSharedPackages()
self.loadMultifilePrcFiles(mf, self.multifileRoot)
self.gotP3DFilename = True
self.p3dFilename = fname
if p3dUrl:
# The url from which the p3d file was downloaded is
# provided if available. It is only for documentation
# purposes; the actual p3d file has already been
# downloaded to p3dFilename.
self.p3dUrl = core.URLSpec(p3dUrl)
# Send this call to the main thread; don't call it directly.
messenger.send('AppRunner_startIfReady', taskChain='default')
def setP3DFilename(self, p3dFilename, tokens, argv, instanceId,
interactiveConsole, p3dOffset = 0, p3dUrl = None):
""" Called by the browser to specify the p3d file that
contains the application itself, along with the web tokens
and/or command-line arguments. Once this method has been
called, the application is effectively started. """
# One day we will have support for multiple instances within a
# Python session. Against that day, we save the instance ID
# for this instance.
self.instanceId = instanceId
self.tokens = tokens
self.argv = argv
# We build up a token dictionary with care, so that if a given
# token appears twice in the token list, we record only the
# first value, not the second or later. This is consistent
# with the internal behavior of the core API.
self.tokenDict = {}
for token, keyword in tokens:
self.tokenDict.setdefault(token, keyword)
# Also store the arguments on sys, for applications that
# aren't instance-ready.
sys.argv = argv
# That means we now know the altHost in effect.
self.altHost = self.tokenDict.get('alt_host', None)
# Tell the browser that Python is up and running, and ready to
# respond to queries.
self.notifyRequest('onpythonload')
# Now go load the applet.
fname = Filename.fromOsSpecific(p3dFilename)
vfs = VirtualFileSystem.getGlobalPtr()
if not vfs.exists(fname):
raise ArgumentError, "No such file: %s" % (p3dFilename)
fname.makeAbsolute()
fname.setBinary()
mf = Multifile()
if p3dOffset == 0:
if not mf.openRead(fname):
raise ArgumentError, "Not a Panda3D application: %s" % (p3dFilename)
else:
if not mf.openRead(fname, p3dOffset):
raise ArgumentError, "Not a Panda3D application: %s at offset: %s" % (p3dFilename, p3dOffset)
# Now load the p3dInfo file.
self.p3dInfo = None
self.p3dPackage = None
self.p3dConfig = None
self.allowPythonDev = False
i = mf.findSubfile('p3d_info.xml')
if i >= 0 and hasattr(core, 'readXmlStream'):
stream = mf.openReadSubfile(i)
self.p3dInfo = core.readXmlStream(stream)
mf.closeReadSubfile(stream)
if self.p3dInfo:
self.p3dPackage = self.p3dInfo.FirstChildElement('package')
if self.p3dPackage:
self.p3dConfig = self.p3dPackage.FirstChildElement('config')
xhost = self.p3dPackage.FirstChildElement('host')
while xhost:
self.__readHostXml(xhost)
xhost = xhost.NextSiblingElement('host')
if self.p3dConfig:
allowPythonDev = self.p3dConfig.Attribute('allow_python_dev')
if allowPythonDev:
self.allowPythonDev = int(allowPythonDev)
guiApp = self.p3dConfig.Attribute('gui_app')
if guiApp:
self.guiApp = int(guiApp)
trueFileIO = self.p3dConfig.Attribute('true_file_io')
if trueFileIO:
self.trueFileIO = int(trueFileIO)
# The interactiveConsole flag can only be set true if the
# application has allow_python_dev set.
if not self.allowPythonDev and interactiveConsole:
raise StandardError, "Impossible, interactive_console set without allow_python_dev."
self.interactiveConsole = interactiveConsole
if self.allowPythonDev:
# Set the fps text to remind the user that
# allow_python_dev is enabled.
ConfigVariableString('frame-rate-meter-text-pattern').setValue('allow_python_dev %0.1f fps')
if self.guiApp:
init_app_for_gui()
self.initPackedAppEnvironment()
# Mount the Multifile under self.multifileRoot.
vfs.mount(mf, self.multifileRoot, vfs.MFReadOnly)
self.p3dMultifile = mf
VFSImporter.reloadSharedPackages()
self.loadMultifilePrcFiles(mf, self.multifileRoot)
self.gotP3DFilename = True
self.p3dFilename = fname
if p3dUrl:
# The url from which the p3d file was downloaded is
# provided if available. It is only for documentation
# purposes; the actual p3d file has already been
# downloaded to p3dFilename.
self.p3dUrl = core.URLSpec(p3dUrl)
# Send this call to the main thread; don't call it directly.
messenger.send('AppRunner_startIfReady', taskChain = 'default')
def installPackage(self, appRunner):
""" Mounts the package and sets up system paths so it becomes
available for use. Returns true on success, false on failure. """
assert self.hasPackage
if self.installed:
# Already installed.
return True
assert self not in appRunner.installedPackages
mfPathname = Filename(self.getPackageDir(),
self.uncompressedArchive.filename)
mf = Multifile()
if not mf.openRead(mfPathname):
self.notify.warning("Couldn't open %s" % (mfPathname))
return False
# We mount it under its actual location on disk.
root = self.getPackageDir()
vfs = VirtualFileSystem.getGlobalPtr()
vfs.mount(mf, root, vfs.MFReadOnly)
# Add this to the Python search path, if it's not already
# there. We have to take a bit of care to check if it's
# already there, since there can be some ambiguity in
# os-specific path strings.
osRoot = self.getPackageDir().toOsSpecific()
foundOnPath = False
for p in sys.path:
if osRoot == p:
# Already here, exactly.
foundOnPath = True
break
elif osRoot == Filename.fromOsSpecific(p).toOsSpecific():
# Already here, with some futzing.
foundOnPath = True
break
if not foundOnPath:
# Not already here; add it.
sys.path.append(osRoot)
# Put it on the model-path, too. We do this indiscriminantly,
# because the Panda3D runtime won't be adding things to the
# model-path, so it shouldn't be already there.
getModelPath().appendDirectory(self.getPackageDir())
# Set the environment variable to reference the package root.
envvar = '%s_ROOT' % (self.packageName.upper())
ExecutionEnvironment.setEnvironmentVariable(envvar, osRoot)
# Add the package root to the system paths.
if sys.platform.startswith('win'):
path = os.environ.get('PATH', '')
os.environ['PATH'] = "%s;%s" % (osRoot, path)
else:
path = os.environ.get('PATH', '')
os.environ['PATH'] = "%s:%s" % (osRoot, path)
path = os.environ.get('LD_LIBRARY_PATH', '')
os.environ['LD_LIBRARY_PATH'] = "%s:%s" % (osRoot, path)
if sys.platform == "darwin":
path = os.environ.get('DYLD_LIBRARY_PATH', '')
os.environ['DYLD_LIBRARY_PATH'] = "%s:%s" % (osRoot, path)
# Now that the environment variable is set, read all of the
# prc files in the package.
appRunner.loadMultifilePrcFiles(mf, self.getPackageDir())
# Also, find any toplevel Python packages, and add these as
# shared packages. This will allow different packages
# installed in different directories to share Python files as
# if they were all in the same directory.
for filename in mf.getSubfileNames():
if filename.endswith('/__init__.pyc') or \
filename.endswith('/__init__.pyo') or \
filename.endswith('/__init__.py'):
components = filename.split('/')[:-1]
moduleName = '.'.join(components)
VFSImporter.sharedPackages[moduleName] = True
# Fix up any shared directories so we can load packages from
# disparate locations.
VFSImporter.reloadSharedPackages()
self.installed = True
appRunner.installedPackages.append(self)
self.markUsed()
return True
def __unpackArchive(self, step):
""" Unpacks any files in the archive that want to be unpacked
to disk. Yields one of stepComplete, stepFailed,
restartDownload, or stepContinue. """
if not self.extracts:
# Nothing to extract.
self.hasPackage = True
yield self.stepComplete
return
if self.host.appRunner and self.host.appRunner.verifyContents == self.host.appRunner.P3DVCNever:
# We're not allowed to!
yield self.stepFailed
return
self.updated = True
mfPathname = Filename(self.getPackageDir(),
self.uncompressedArchive.filename)
self.notify.info("Unpacking %s" % (mfPathname))
mf = Multifile()
if not mf.openRead(mfPathname):
self.notify.warning("Couldn't open %s" % (mfPathname))
yield self.stepFailed
return
allExtractsOk = True
step.bytesDone = 0
for file in self.extracts:
i = mf.findSubfile(file.filename)
if i == -1:
self.notify.warning("Not in Multifile: %s" % (file.filename))
allExtractsOk = False
continue
targetPathname = Filename(self.getPackageDir(), file.filename)
targetPathname.setBinary()
targetPathname.unlink()
if not mf.extractSubfile(i, targetPathname):
self.notify.warning("Couldn't extract: %s" % (file.filename))
allExtractsOk = False
continue
if not file.quickVerify(self.getPackageDir(), notify=self.notify):
self.notify.warning("After extracting, still incorrect: %s" %
(file.filename))
allExtractsOk = False
continue
# Make sure it's executable, and not writable.
os.chmod(targetPathname.toOsSpecific(), 0o555)
step.bytesDone += file.size
self.__updateStepProgress(step)
if taskMgr.destroyed:
# If the task manager has been destroyed, we must
# be shutting down. Get out of here.
self.notify.warning(
"Task Manager destroyed, aborting unpacking %s" %
(mfPathname))
yield self.stepFailed
return
yield self.stepContinue
if not allExtractsOk:
yield self.stepFailed
return
self.hasPackage = True
yield self.stepComplete
return
def __unpackArchive(self, step):
""" Unpacks any files in the archive that want to be unpacked
to disk. Yields one of stepComplete, stepFailed,
restartDownload, or stepContinue. """
if not self.extracts:
# Nothing to extract.
self.hasPackage = True
yield self.stepComplete; return
if self.host.appRunner and self.host.appRunner.verifyContents == self.host.appRunner.P3DVCNever:
# We're not allowed to!
yield self.stepFailed; return
self.updated = True
mfPathname = Filename(self.getPackageDir(), self.uncompressedArchive.filename)
self.notify.info("Unpacking %s" % (mfPathname))
mf = Multifile()
if not mf.openRead(mfPathname):
self.notify.warning("Couldn't open %s" % (mfPathname))
yield self.stepFailed; return
allExtractsOk = True
step.bytesDone = 0
for file in self.extracts:
i = mf.findSubfile(file.filename)
if i == -1:
self.notify.warning("Not in Multifile: %s" % (file.filename))
allExtractsOk = False
continue
targetPathname = Filename(self.getPackageDir(), file.filename)
targetPathname.setBinary()
targetPathname.unlink()
if not mf.extractSubfile(i, targetPathname):
self.notify.warning("Couldn't extract: %s" % (file.filename))
allExtractsOk = False
continue
if not file.quickVerify(self.getPackageDir(), notify = self.notify):
self.notify.warning("After extracting, still incorrect: %s" % (file.filename))
allExtractsOk = False
continue
# Make sure it's executable, and not writable.
os.chmod(targetPathname.toOsSpecific(), 0o555)
step.bytesDone += file.size
self.__updateStepProgress(step)
if taskMgr.destroyed:
# If the task manager has been destroyed, we must
# be shutting down. Get out of here.
self.notify.warning("Task Manager destroyed, aborting unpacking %s" % (mfPathname))
yield self.stepFailed; return
yield self.stepContinue
if not allExtractsOk:
yield self.stepFailed; return
self.hasPackage = True
yield self.stepComplete; return
def installPackage(self, appRunner):
""" Mounts the package and sets up system paths so it becomes
available for use. Returns true on success, false on failure. """
assert self.hasPackage
if self.installed:
# Already installed.
return True
assert self not in appRunner.installedPackages
mfPathname = Filename(self.getPackageDir(), self.uncompressedArchive.filename)
mf = Multifile()
if not mf.openRead(mfPathname):
self.notify.warning("Couldn't open %s" % (mfPathname))
return False
# We mount it under its actual location on disk.
root = self.getPackageDir()
vfs = VirtualFileSystem.getGlobalPtr()
vfs.mount(mf, root, vfs.MFReadOnly)
# Add this to the Python search path, if it's not already
# there. We have to take a bit of care to check if it's
# already there, since there can be some ambiguity in
# os-specific path strings.
osRoot = self.getPackageDir().toOsSpecific()
foundOnPath = False
for p in sys.path:
if osRoot == p:
# Already here, exactly.
foundOnPath = True
break
elif osRoot == Filename.fromOsSpecific(p).toOsSpecific():
# Already here, with some futzing.
foundOnPath = True
break
if not foundOnPath:
# Not already here; add it.
sys.path.append(osRoot)
# Put it on the model-path, too. We do this indiscriminantly,
# because the Panda3D runtime won't be adding things to the
# model-path, so it shouldn't be already there.
getModelPath().appendDirectory(self.getPackageDir())
# Set the environment variable to reference the package root.
envvar = '%s_ROOT' % (self.packageName.upper())
ExecutionEnvironment.setEnvironmentVariable(envvar, osRoot)
# Add the package root to the system paths.
if sys.platform.startswith('win'):
path = os.environ.get('PATH', '')
os.environ['PATH'] = "%s;%s" % (osRoot, path)
else:
path = os.environ.get('PATH', '')
os.environ['PATH'] = "%s:%s" % (osRoot, path)
path = os.environ.get('LD_LIBRARY_PATH', '')
os.environ['LD_LIBRARY_PATH'] = "%s:%s" % (osRoot, path)
if sys.platform == "darwin":
path = os.environ.get('DYLD_LIBRARY_PATH', '')
os.environ['DYLD_LIBRARY_PATH'] = "%s:%s" % (osRoot, path)
# Now that the environment variable is set, read all of the
# prc files in the package.
appRunner.loadMultifilePrcFiles(mf, self.getPackageDir())
# Also, find any toplevel Python packages, and add these as
# shared packages. This will allow different packages
# installed in different directories to share Python files as
# if they were all in the same directory.
for filename in mf.getSubfileNames():
if filename.endswith('/__init__.pyc') or \
filename.endswith('/__init__.pyo') or \
filename.endswith('/__init__.py'):
components = filename.split('/')[:-1]
moduleName = '.'.join(components)
VFSImporter.sharedPackages[moduleName] = True
# Fix up any shared directories so we can load packages from
# disparate locations.
VFSImporter.reloadSharedPackages()
self.installed = True
appRunner.installedPackages.append(self)
self.markUsed()
return True
