def load(self, fromfile):
global _versionWithSingleHeader, _versionWithDifferentHeaders
print('info: Loading alphabet file \'{0}\' ...'.format(fromfile))
if not os.path.exists(fromfile):
print('error: Alphabet file \'{0}\' does not exist!'.format(fromfile))
return False
dom = parse(fromfile)
d = dom.getElementsByTagName('alphabet')
if not d:
print('error: Alphabet file is wrong formatted! There are no tag <alphabet>...</alphabet>')
return False
data = d[0]
if data.hasAttribute('version'):
versionText = data.getAttribute('version')
elif data.hasAttribute('Version'):
versionText = data.getAttribute('Version')
else:
versionText = ''
if not versionText or '.' not in versionText:
self.version = tuple(_versionWithSingleHeader)
versionText = globals.versionToStr(self.version)
print('warning: Alphabet file has no version. Default it to {0}'.format(versionText))
else:
self.version = globals.versionFromStr(versionText)
print('info: Alphabet file version is {0}'.format(versionText))
if self.version >= _versionWithDifferentHeaders:
if not data.hasAttribute('headerTree'):
print('error: No xml attribute <alphabet ... headerTree=\"...\" ...> in alphabet file')
return False
header = data.getAttribute('headerTree')
if not header:
print('error: Xml attribute <alphabet ... headerTree=\"\" ...> is empty in alphabet file')
return False
self.headerTree = header
if not data.hasAttribute('headerLibrary'):
print('error: No xml attribute <alphabet ... headerLibrary=\"...\" ...> in alphabet file')
return False
header = data.getAttribute('headerLibrary')
if not header:
print('error: Xml attribute <alphabet ... headerLibrary=\"\" ...> is empty in alphabet file')
return False
self.headerLibrary = header
else:
if not data.hasAttribute('header'):
print('error: No xml attribute <alphabet ... header=\"...\" ...> in alphabet file')
return False
header = data.getAttribute('header')
if not header:
print('error: Xml attribute <alphabet ... header=\"\" ...> is empty in alphabet file')
return False
self.headerTree = header
res = False
classes = data.getElementsByTagName('class')
if not classes:
print('error: No classes in alphabet file. There must be tags <class>...</class>.')
return False
self.classes.clear()
for cls in classes:
res = (self.__parseClass(cls) or res)
if res:
self.path = fromfile
return res
def __loadTree(self, project, bt, nodes, filename):
global _versionWithUids
if not filename:
return 0, []
filename = toUnixPath(os.path.normpath(filename))
print('info: Parsing \"{0}\" ...'.format(filename))
dom = parse(filename)
data = dom.getElementsByTagName(project.alphabet.headerTree)
if not data:
print('error: Wrong tree file!')
print('')
return 0, []
mainNode = data[0]
if mainNode.hasAttribute('Version'):
versionText = mainNode.getAttribute('Version')
elif mainNode.hasAttribute('version'):
versionText = mainNode.getAttribute('version')
else:
versionText = ''
if not versionText or '.' not in versionText:
version = tuple(_versionWithUids)
versionText = globals.versionToStr(version)
print('info: File has no version. Default it to {0}'.format(versionText))
else:
version = globals.versionFromStr(versionText)
print('info: File version is {0}'.format(versionText))
# trying to read diagram file with saved diagram items positions:
fname, _ = os.path.splitext(filename)
diagram_file = fname + '.dgm'
if os.path.exists(diagram_file):
diagramData = parse(diagram_file).getElementsByTagName(project.alphabet.headerTree)
if not diagramData:
mainDiagramNode = None
else:
mainDiagramNode = diagramData[0]
else:
mainDiagramNode = None
# getting all tags for main classes:
xmlNodes = dict()
topClasses = project.alphabet.getClasses(True)
for t in topClasses:
cls = topClasses[t]
xml_nodes = mainNode.getElementsByTagName(cls.tag)
if xml_nodes and cls.tag not in xmlNodes:
if mainDiagramNode is not None:
diagramNodes = mainDiagramNode.getElementsByTagName(cls.tag)
else:
diagramNodes = None
xmlNodes[cls.tag] = [cls.name, xml_nodes, diagramNodes]
# nodes = data[0].getElementsByTagName('Node')
num_loaded = 0
if not xmlNodes: # not nodes:
print('warning: Tree \"{0}\" is empty!'.format(filename))
return 0, [filename]
for tag in xmlNodes:
cls = project.alphabet.getClass(xmlNodes[tag][0])
xml_nodes = xmlNodes[tag][1]
diagNodes = xmlNodes[tag][2]
i = 0
for xml_node in xml_nodes:
if xml_node.parentNode is mainNode:
if diagNodes is not None and i < len(diagNodes) and diagNodes[i].parentNode is mainDiagramNode:
diagramNode = diagNodes[i]
else:
diagramNode = None
newNode = self.__parseNode(version, project, bt, nodes, filename, cls, xml_node, None, diagramNode)
if newNode is not None:
num_loaded += 1
i += 1
if num_loaded < 1:
print('warning: no trees were loaded!')
print('ok: Parsing complete.')
print('')
return num_loaded, [filename]
def load(self, fromfile):
global _versionWithSingleHeader, _versionWithDifferentHeaders
print('info: Loading alphabet file \'{0}\' ...'.format(fromfile))
if not os.path.exists(fromfile):
print('error: Alphabet file \'{0}\' does not exist!'.format(
fromfile))
return False
dom = parse(fromfile)
d = dom.getElementsByTagName('alphabet')
if not d:
print(
'error: Alphabet file is wrong formatted! There are no tag <alphabet>...</alphabet>'
)
return False
data = d[0]
if data.hasAttribute('version'):
versionText = data.getAttribute('version')
elif data.hasAttribute('Version'):
versionText = data.getAttribute('Version')
else:
versionText = ''
if not versionText or '.' not in versionText:
self.version = tuple(_versionWithSingleHeader)
versionText = globals.versionToStr(self.version)
print('warning: Alphabet file has no version. Default it to {0}'.
format(versionText))
else:
self.version = globals.versionFromStr(versionText)
print('info: Alphabet file version is {0}'.format(versionText))
if self.version >= _versionWithDifferentHeaders:
if not data.hasAttribute('headerTree'):
print(
'error: No xml attribute <alphabet ... headerTree=\"...\" ...> in alphabet file'
)
return False
header = data.getAttribute('headerTree')
if not header:
print(
'error: Xml attribute <alphabet ... headerTree=\"\" ...> is empty in alphabet file'
)
return False
self.headerTree = header
if not data.hasAttribute('headerLibrary'):
print(
'error: No xml attribute <alphabet ... headerLibrary=\"...\" ...> in alphabet file'
)
return False
header = data.getAttribute('headerLibrary')
if not header:
print(
'error: Xml attribute <alphabet ... headerLibrary=\"\" ...> is empty in alphabet file'
)
return False
self.headerLibrary = header
else:
if not data.hasAttribute('header'):
print(
'error: No xml attribute <alphabet ... header=\"...\" ...> in alphabet file'
)
return False
header = data.getAttribute('header')
if not header:
print(
'error: Xml attribute <alphabet ... header=\"\" ...> is empty in alphabet file'
)
return False
self.headerTree = header
res = False
classes = data.getElementsByTagName('class')
if not classes:
print(
'error: No classes in alphabet file. There must be tags <class>...</class>.'
)
return False
self.classes.clear()
for cls in classes:
res = (self.__parseClass(cls) or res)
if res:
self.path = fromfile
return res
def __loadTree(self, project, bt, nodes, filename):
global _versionWithUids
if not filename:
return 0, []
filename = toUnixPath(os.path.normpath(filename))
print('info: Parsing \"{0}\" ...'.format(filename))
dom = parse(filename)
data = dom.getElementsByTagName(project.alphabet.headerTree)
if not data:
print('error: Wrong tree file!')
print('')
return 0, []
mainNode = data[0]
if mainNode.hasAttribute('Version'):
versionText = mainNode.getAttribute('Version')
elif mainNode.hasAttribute('version'):
versionText = mainNode.getAttribute('version')
else:
versionText = ''
if not versionText or '.' not in versionText:
version = tuple(_versionWithUids)
versionText = globals.versionToStr(version)
print('info: File has no version. Default it to {0}'.format(
versionText))
else:
version = globals.versionFromStr(versionText)
print('info: File version is {0}'.format(versionText))
# trying to read diagram file with saved diagram items positions:
fname, _ = os.path.splitext(filename)
diagram_file = fname + '.dgm'
if os.path.exists(diagram_file):
diagramData = parse(diagram_file).getElementsByTagName(
project.alphabet.headerTree)
if not diagramData:
mainDiagramNode = None
else:
mainDiagramNode = diagramData[0]
else:
mainDiagramNode = None
# getting all tags for main classes:
xmlNodes = dict()
topClasses = project.alphabet.getClasses(True)
for t in topClasses:
cls = project.alphabet.getClass(t)
xml_nodes = mainNode.getElementsByTagName(cls.tag)
if xml_nodes and cls.tag not in xmlNodes:
if mainDiagramNode is not None:
diagramNodes = mainDiagramNode.getElementsByTagName(
cls.tag)
else:
diagramNodes = None
xmlNodes[cls.tag] = [cls.name, xml_nodes, diagramNodes]
# nodes = data[0].getElementsByTagName('Node')
num_loaded = 0
if not xmlNodes: # not nodes:
print('warning: Tree \"{0}\" is empty!'.format(filename))
return 0, [filename]
for tag in xmlNodes:
cls = project.alphabet.getClass(xmlNodes[tag][0])
xml_nodes = xmlNodes[tag][1]
diagNodes = xmlNodes[tag][2]
i = 0
for xml_node in xml_nodes:
if xml_node.parentNode is mainNode:
if diagNodes is not None and i < len(
diagNodes
) and diagNodes[i].parentNode is mainDiagramNode:
diagramNode = diagNodes[i]
else:
diagramNode = None
newNode = self.__parseNode(version, project, bt, nodes,
filename, cls, xml_node, None,
diagramNode)
if newNode is not None:
num_loaded += 1
i += 1
if num_loaded < 1:
print('warning: no trees were loaded!')
print('ok: Parsing complete.')
print('')
return num_loaded, [filename]
