def load(cls, diagram):
"""
This method load the xml file that represents the diagram.
:param diagram: diagram to load.
:return: operation status (True or False)
"""
from mosaicode.control.diagramcontrol import DiagramControl
dc = DiagramControl(diagram)
# load the diagram
parser = XMLParser(diagram.file_name)
# Loading from tags
zoom = parser.getTag(tag_name).getTag("zoom")
if zoom is not None:
zoom = zoom.getAttr("value")
else:
zoom = parser.getTagAttr(tag_name, "zoom")
diagram.zoom = float(zoom)
language = parser.getTag(tag_name).getTag("language")
if language is not None:
language = language.getAttr("value")
else:
language = parser.getTagAttr(tag_name, "language")
diagram.language = language
code_template = parser.getTag(tag_name).getTag("code_template")
if code_template is not None and hasattr(code_template, "value"):
code_template = code_template.getAttr("value")
if code_template not in System.get_code_templates():
System.log("Code Template " + code_template + " not found")
else:
code_template = System.get_code_templates()[code_template]
diagram.code_template = deepcopy(code_template)
parser = parser.getTag(tag_name)
# new version load
blocks = parser.getTag("blocks").getChildTags("block")
system_blocks = System.get_blocks()
for block in blocks:
block_type = block.getAttr("type")
if block_type not in system_blocks:
System.log("Block " + block_type + " not found")
continue
block_id = int(block.getAttr("id"))
collapsed = False
if hasattr(block, "collapsed"):
collapsed = block.collapsed == "True"
if hasattr(block, "x"):
x = block.x
if hasattr(block, "y"):
y = block.y
position = block.getTag("position")
if position is not None:
x = position.getAttr("x")
y = position.getAttr("y")
properties = block.getChildTags("property")
props = {}
for prop in properties:
if hasattr(prop, 'key') and hasattr(prop, 'value'):
props[prop.key] = prop.value
new_block = deepcopy(system_blocks[block_type])
new_block.set_properties(props)
new_block.id = block_id
new_block.x = float(x)
new_block.y = float(y)
new_block.is_collapsed = collapsed
dc.add_block(new_block)
connections = parser.getTag("connections")
connections = connections.getChildTags("connection")
for conn in connections:
if not hasattr(conn, 'from_block'):
continue
elif not hasattr(conn, 'to_block'):
continue
try:
from_block = diagram.blocks[int(conn.from_block)]
to_block = diagram.blocks[int(conn.to_block)]
from_block_out = from_block.ports[int(
conn.getAttr("from_out"))]
to_block_in = to_block.ports[int(conn.getAttr("to_in"))]
except:
continue
connection = ConnectionModel(diagram, from_block, from_block_out,
to_block, to_block_in)
dc.add_connection(connection)
comments = parser.getTag("comments")
if comments is not None:
comments = comments.getChildTags("comment")
for com in comments:
comment = CommentModel()
comment.x = float(com.getAttr("x"))
comment.y = float(com.getAttr("y"))
properties = com.getChildTags("property")
props = {}
for prop in properties:
if hasattr(prop, 'key') and hasattr(prop, 'value'):
props[prop.key] = prop.value
comment.set_properties(props)
dc.add_comment(comment)
authors = parser.getTag("authors")
if authors is not None:
authors = authors.getChildTags("author")
for author in authors:
auth = AuthorModel()
auth.name = author.getAttr("author")
auth.license = author.getAttr("license")
auth.date = author.getAttr("date")
diagram.authors.append(auth)
diagram.redraw()
return True
def load(cls, diagram):
"""
This method load the xml file that represents the diagram.
:param diagram: diagram to load.
:return: operation status (True or False)
"""
from mosaicode.control.diagramcontrol import DiagramControl
# load the diagram
parser = XMLParser(diagram.file_name)
zoom = parser.getTag(tag_name).getTag("zoom").getAttr("value")
diagram.zoom = float(zoom)
try:
language = parser.getTag(tag_name).getTag("language").getAttr(
"value")
diagram.language = language
except:
pass
# new version load
blocks = parser.getTag(tag_name).getTag("blocks").getChildTags("block")
system_blocks = System.get_blocks()
for block in blocks:
block_type = block.getAttr("type")
if block_type not in system_blocks:
System.log("Block " + block_type + " not found")
continue
block_id = int(block.getAttr("id"))
collapsed = False
if hasattr(block, "collapsed"):
collapsed = block.collapsed == "True"
position = block.getTag("position")
x = position.getAttr("x")
y = position.getAttr("y")
properties = block.getChildTags("property")
props = {}
for prop in properties:
if hasattr(prop, 'key') and hasattr(prop, 'value'):
props[prop.key] = prop.value
new_block = deepcopy(system_blocks[block_type])
new_block.set_properties(props)
new_block.id = block_id
new_block.x = float(x)
new_block.y = float(y)
new_block.is_collapsed = collapsed
DiagramControl.add_block(diagram, new_block)
connections = parser.getTag(tag_name).getTag("connections")
connections = connections.getChildTags("connection")
for conn in connections:
if not hasattr(conn, 'from_block'):
continue
elif not hasattr(conn, 'to_block'):
continue
try:
from_block = diagram.blocks[int(conn.from_block)]
to_block = diagram.blocks[int(conn.to_block)]
from_block_out = from_block.ports[int(
conn.getAttr("from_out"))]
to_block_in = to_block.ports[int(conn.getAttr("to_in"))]
except:
continue
connection = ConnectionModel(diagram, from_block, from_block_out,
to_block, to_block_in)
DiagramControl.add_connection(diagram, connection)
comments = parser.getTag(tag_name).getTag("comments")
if comments is not None:
comments = comments.getChildTags("comment")
for com in comments:
comment = CommentModel()
comment.x = float(com.getAttr("x"))
comment.y = float(com.getAttr("y"))
comment.text = com.getAttr("text")
diagram.comments.append(comment)
return True
def load(cls, diagram):
"""
This method load the JSON file that represents the diagram.
:param diagram: diagram to load.
:return: operation status (True or False)
"""
if os.path.exists(diagram.file_name) is False:
System.log("Problem loading the diagram. File does not exist.")
return None
if not isinstance(diagram, DiagramModel):
System.log("Problem loading the diagram. Is this a Diagram?")
return False
from mosaicode.control.diagramcontrol import DiagramControl
dc = DiagramControl(diagram)
# load the diagram
data = ""
try:
data_file = open(diagram.file_name, 'r')
data = json.load(data_file)
data_file.close()
if data["data"] != "DIAGRAM":
System.log("Problem loading the diagram. Are you sure this is a valid file?")
return False
if "zoom" in data:
diagram.zoom = float(data["zoom"])
if "language" in data:
diagram.language = data["language"]
# Loading Code Template
if "code_template" in data:
code_template_data = data["code_template"]
if "type" in code_template_data:
code_template = code_template_data["type"]
if code_template not in System.get_code_templates():
System.log("Code Template " + code_template + " not found")
else:
code_template = System.get_code_templates()[code_template]
diagram.code_template = deepcopy(code_template)
if "properties" in code_template_data:
properties = code_template_data["properties"]
props = {}
for prop in properties:
props[prop["key"]] = prop["value"]
diagram.code_template.set_properties(props)
# Loading Blocks
if "blocks" in data:
blocks = data["blocks"]
system_blocks = System.get_blocks()
for block in blocks:
block_type = block["type"]
if block_type not in system_blocks:
System.log("Block " + block_type + " not found")
continue
block_id = int(block["id"])
collapsed = block["collapsed"]
x = block["x"]
y = block["y"]
properties = block["properties"]
props = {}
for prop in properties:
props[prop["key"]] = prop["value"]
new_block = deepcopy(system_blocks[block_type])
new_block.set_properties(props)
new_block.id = block_id
new_block.x = float(x)
new_block.y = float(y)
new_block.is_collapsed = collapsed
dc.add_block(new_block)
# Loading connections
connections = data["connections"]
for conn in connections:
try:
from_block = diagram.blocks[int(conn["from_block"])]
to_block = diagram.blocks[int(conn["to_block"])]
port_index = int(conn["from_out"])
if port_index >= 0 and port_index < len(from_block.ports):
from_block_out = from_block.ports[port_index]
if from_block_out.is_input():
System.log("Diagram error: Output port is an input port")
continue
else:
System.log("Diagram error: invalid output port index " + str(port_index))
continue
port_index = int(conn["to_in"])
if port_index >= 0 and port_index < len(to_block.ports):
to_block_in = to_block.ports[port_index]
if not to_block_in.is_input():
System.log("Diagram error: Input port is an output port")
continue
else:
System.log("Diagram error: invalid input port index " + str(port_index))
continue
except Exception as e:
System.log("Diagram error:" + str(e))
continue
connection = ConnectionModel(diagram,
from_block,
from_block_out,
to_block,
to_block_in)
dc.add_connection(connection)
# Loading comments
comments = data["comments"]
for com in comments:
comment = CommentModel()
comment.x = float(com["x"])
comment.y = float(com["y"])
properties = com["properties"]
props = {}
for prop in properties:
props[prop["key"]] = prop["value"]
comment.set_properties(props)
dc.add_comment(comment)
# Loading authors
authors = data["authors"]
for author in authors:
auth = AuthorModel()
auth.name = author["author"]
auth.license = author["license"]
auth.date = author["date"]
diagram.authors.append(auth)
diagram.redraw()
except Exception as e:
System.log(e)
return False
return True