def remove_own_dom_element(self):
"""remove_own_dom_element() -> None
Opens the startup DOM, looks for the element that belongs to the package.
If it is there and there's a configuration, moves it to disabledpackages
node. This is done as part of package disable.
"""
startup = get_vistrails_application().vistrailsStartup
dom = startup.startup_dom()
doc = dom.documentElement
def find_it():
packages = enter_named_element(doc, 'packages')
for package_node in named_elements(packages, 'package'):
if str(package_node.attributes['name'].value) == self.codepath:
return package_node
package_node = find_it()
oldpackage_element = self.find_disabledpackage_element(doc)
assert oldpackage_element is None
packages = enter_named_element(doc, 'packages')
disabledpackages = enter_named_element(doc, 'disabledpackages')
try:
packages.removeChild(package_node)
disabledpackages.appendChild(package_node)
except xml.dom.NotFoundErr:
pass
startup.write_startup_dom(dom)
def remove_own_dom_element(self):
"""remove_own_dom_element() -> None
Opens the startup DOM, looks for the element that belongs to the package.
If it is there and there's a configuration, moves it to disabledpackages
node. This is done as part of package disable.
"""
startup = get_vistrails_application().vistrailsStartup
dom = startup.startup_dom()
doc = dom.documentElement
def find_it():
packages = enter_named_element(doc, 'packages')
for package_node in named_elements(packages, 'package'):
if str(package_node.attributes['name'].value) == self.codepath:
return package_node
package_node = find_it()
oldpackage_element = self.find_disabledpackage_element(doc)
assert oldpackage_element is None
packages = enter_named_element(doc, 'packages')
disabledpackages = enter_named_element(doc, 'disabledpackages')
try:
packages.removeChild(package_node)
disabledpackages.appendChild(package_node)
except xml.dom.NotFoundErr:
pass
startup.write_startup_dom(dom)
def load_persistent_configuration(self):
(dom, element) = self.find_own_dom_element()
configuration = enter_named_element(element, 'configuration')
if configuration:
self.configuration.set_from_dom_node(configuration)
dom.unlink()
def load_configuration(self):
"""load_configuration() -> None
Loads the appropriate configuration from .vistrails/startup.xml.
"""
dom = self.startup_dom()
conf = enter_named_element(dom.documentElement, 'configuration')
self.configuration.set_from_dom_node(conf)
def set_persistent_configuration(self):
(dom, element) = self.find_own_dom_element()
child = enter_named_element(element, 'configuration')
if child:
element.removeChild(child)
self.configuration.write_to_dom(dom, element)
get_vistrails_application().vistrailsStartup.write_startup_dom(dom)
dom.unlink()
def set_persistent_configuration(self):
(dom, element) = self.find_own_dom_element()
child = enter_named_element(element, 'configuration')
if child:
element.removeChild(child)
if self.configuration: self.configuration.write_to_dom(dom, element)
get_vistrails_application().vistrailsStartup.write_startup_dom(dom)
dom.unlink()
def load_configuration(self):
"""load_configuration() -> None
Loads the appropriate configuration from .vistrails/startup.xml.
This will overwrite both configuration and temp_configuration
"""
dom = self.startup_dom()
conf = enter_named_element(dom.documentElement, 'configuration')
self.configuration.set_from_dom_node(conf)
self.temp_configuration.set_from_dom_node(conf)
def create_startup_package_node(self):
(dom, element) = self.find_own_dom_element()
doc = dom.documentElement
disabledpackages = enter_named_element(doc, 'disabledpackages')
packages = enter_named_element(doc, 'packages')
oldpackage = self.find_disabledpackage_element(doc)
if oldpackage is not None:
# Must remove element from oldpackages,
# _and_ the element that was just created in find_own_dom_element()
disabledpackages.removeChild(oldpackage)
packages.removeChild(element)
packages.appendChild(oldpackage)
configuration = enter_named_element(oldpackage, 'configuration')
if configuration:
self.configuration.set_from_dom_node(configuration)
get_vistrails_application().vistrailsStartup.write_startup_dom(dom)
dom.unlink()
def create_startup_package_node(self):
(dom, element) = self.find_own_dom_element()
doc = dom.documentElement
disabledpackages = enter_named_element(doc, 'disabledpackages')
packages = enter_named_element(doc, 'packages')
oldpackage = self.find_disabledpackage_element(doc)
if oldpackage is not None:
# Must remove element from oldpackages,
# _and_ the element that was just created in find_own_dom_element()
disabledpackages.removeChild(oldpackage)
packages.removeChild(element)
packages.appendChild(oldpackage)
configuration = enter_named_element(oldpackage, 'configuration')
if configuration:
if self.configuration: self.configuration.set_from_dom_node(configuration)
else: debug.warning("Error, missing configuration in package")
get_vistrails_application().vistrailsStartup.write_startup_dom(dom)
dom.unlink()
def find_disabledpackage_element(self, doc):
"""find_disabledpackage_element(documentElement) -> Node or None
Returns the package's disabledpackage element, if
present. Returns None otherwise.
"""
packages = enter_named_element(doc, 'disabledpackages')
assert packages
for package_node in named_elements(packages, 'package'):
if str(package_node.attributes['name'].value) == self.codepath:
return package_node
return None
def find_disabledpackage_element(self, doc):
"""find_disabledpackage_element(documentElement) -> Node or None
Returns the package's disabledpackage element, if
present. Returns None otherwise.
"""
packages = enter_named_element(doc, 'disabledpackages')
assert packages
for package_node in named_elements(packages, 'package'):
if str(package_node.attributes['name'].value) == self.codepath:
return package_node
return None
def reset_configuration(self):
"""Reset_configuration() -> Resets configuration to original
package settings."""
(dom, element) = self.find_own_dom_element()
doc = dom.documentElement
configuration = enter_named_element(element, 'configuration')
if configuration:
element.removeChild(configuration)
self.configuration = copy.copy(self._initial_configuration)
startup = get_vistrails_application().vistrailsStartup
startup.write_startup_dom(dom)
def reset_configuration(self):
"""Reset_configuration() -> Resets configuration to original
package settings."""
(dom, element) = self.find_own_dom_element()
doc = dom.documentElement
configuration = enter_named_element(element, 'configuration')
if configuration:
element.removeChild(configuration)
self.configuration = copy.copy(self._initial_configuration)
startup = get_vistrails_application().vistrailsStartup
startup.write_startup_dom(dom)
def save_configuration(self):
""" save_configuration() -> None
Save the current vistrail configuration to the startup.xml file.
This is required to capture changes to the configuration that we
make programmatically during the session, ie., browsed directories or
window sizes.
"""
dom = self.vistrailsStartup.startup_dom()
doc = dom.documentElement
configuration_element = enter_named_element(doc, 'configuration')
doc.removeChild(configuration_element)
self.configuration.write_to_dom(dom, doc)
self.vistrailsStartup.write_startup_dom(dom)
dom.unlink()
def save_configuration(self):
""" save_configuration() -> None
Save the current vistrail configuration to the startup.xml file.
This is required to capture changes to the configuration that we
make programmatically during the session, ie., browsed directories or
window sizes.
"""
dom = self.vistrailsStartup.startup_dom()
doc = dom.documentElement
configuration_element = enter_named_element(doc, 'configuration')
doc.removeChild(configuration_element)
self.configuration.write_to_dom(dom, doc)
self.vistrailsStartup.write_startup_dom(dom)
dom.unlink()
def load_persistent_configuration(self):
(dom, element) = ( None, None )
for iAttempt in range(10):
try:
(dom, element) = self.find_own_dom_element()
break
except: time.sleep( 0.5 )
if element <> None:
configuration = enter_named_element(element, 'configuration')
if configuration and self.configuration:
if self.configuration: self.configuration.set_from_dom_node(configuration)
else: debug.warning("Error, missing configuration in package")
if dom <> None: dom.unlink()
else:
debug.warning("Error reading dom for package")
def load_packages(self):
"""load_packages() -> None
Loads the appropriate packages from .vistrails/startup.xml.
"""
def parse_package(node):
is_value = (lambda node: node.nodeName in
set(['bool', 'str', 'int', 'float']))
package_name = str(node.attributes['name'].value)
self._package_manager.add_package(package_name)
dom = self.startup_dom()
doc = dom.documentElement
packages_node = enter_named_element(doc, 'packages')
for package_node in named_elements(packages_node, 'package'):
parse_package(package_node)
def load_persistent_configuration(self):
(dom, element) = ( None, None )
for iAttempt in range(10):
try:
(dom, element) = self.find_own_dom_element()
break
except: time.sleep( 0.5 )
if element <> None:
configuration = enter_named_element(element, 'configuration')
if configuration and self.configuration:
if self.configuration: self.configuration.set_from_dom_node(configuration)
else: print>>sys.stderr, "Error, missing configuration in package"
if dom <> None: dom.unlink()
else:
print>>sys.stderr, "Error reading dom for package"
def load_packages(self):
"""load_packages() -> None
Loads the appropriate packages from .vistrails/startup.xml.
"""
def parse_package(node):
is_value = (lambda node: node.nodeName in set(
['bool', 'str', 'int', 'float']))
package_name = str(node.attributes['name'].value)
# FIXME use more robust checks here!
if package_name != 'basic_modules' and \
package_name != 'abstraction':
self._package_manager.add_package(package_name)
dom = self.startup_dom()
doc = dom.documentElement
packages_node = enter_named_element(doc, 'packages')
for package_node in named_elements(packages_node, 'package'):
parse_package(package_node)
def find_own_dom_element(self):
"""find_own_dom_element() -> (DOM, Node)
Opens the startup DOM, looks for the element that belongs to the package,
and returns DOM and node. Creates a new one if element is not there.
"""
dom = get_vistrails_application().vistrailsStartup.startup_dom()
doc = dom.documentElement
packages = enter_named_element(doc, 'packages')
for package_node in named_elements(packages, 'package'):
if str(package_node.attributes['name'].value) == self.codepath:
return (dom, package_node)
# didn't find anything, create a new node
package_node = dom.createElement("package")
package_node.setAttribute('name', self.codepath)
packages.appendChild(package_node)
get_vistrails_application().vistrailsStartup.write_startup_dom(dom)
return (dom, package_node)
def find_own_dom_element(self):
"""find_own_dom_element() -> (DOM, Node)
Opens the startup DOM, looks for the element that belongs to the package,
and returns DOM and node. Creates a new one if element is not there.
"""
dom = get_vistrails_application().vistrailsStartup.startup_dom()
doc = dom.documentElement
packages = enter_named_element(doc, 'packages')
for package_node in named_elements(packages, 'package'):
if str(package_node.attributes['name'].value) == self.codepath:
return (dom, package_node)
# didn't find anything, create a new node
package_node = dom.createElement("package")
package_node.setAttribute('name', self.codepath)
packages.appendChild(package_node)
get_vistrails_application().vistrailsStartup.write_startup_dom(dom)
return (dom, package_node)
def load_packages(self):
"""load_packages() -> None
Loads the appropriate packages from .vistrails/startup.xml.
"""
for package_name in self._needed_packages:
self._package_manager.add_package(package_name)
def parse_package(node):
is_value = (lambda node: node.nodeName in
set(['bool', 'str', 'int', 'float']))
package_name = str(node.attributes['name'].value)
# FIXME use more robust checks here!
if package_name != 'basic_modules' and \
package_name != 'abstraction':
self._package_manager.add_package(package_name)
dom = self.startup_dom()
doc = dom.documentElement
packages_node = enter_named_element(doc, 'packages')
for package_node in named_elements(packages_node, 'package'):
parse_package(package_node)
def find_it():
packages = enter_named_element(doc, 'packages')
for package_node in named_elements(packages, 'package'):
if str(package_node.attributes['name'].value) == self.codepath:
return package_node
def find_it():
packages = enter_named_element(doc, 'packages')
for package_node in named_elements(packages, 'package'):
if str(package_node.attributes['name'].value) == self.codepath:
return package_node
