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SubstituteObject: make it circular-dependency aware

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DeepSOIC 2015-12-17 04:08:19 +03:00
parent 1eafb8faba
commit c633bf43ac
1 changed files with 45 additions and 7 deletions
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52
lattice2SubstituteObject.py
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@ -29,11 +29,43 @@ import FreeCAD as App
from replaceobj import replaceobj #from OpenSCAD wb, the code that drives replaceChild
from lattice2Common import *
def getAllDependencies(feat):
'''getAllDependencies(feat): gets all features feat depends on, directly or indirectly. Returns a list, with deepest dependencies last.'''
list_traversing_now = [feat]
set_of_deps = set()
list_of_deps = []
while len(list_traversing_now) > 0:
list_to_be_traversed_next = []
for feat in list_traversing_now:
for dep in feat.OutList:
if not (dep in set_of_deps):
set_of_deps.add(dep)
list_of_deps.append(dep)
list_to_be_traversed_next.append(dep)
list_traversing_now = list_to_be_traversed_next
return list_of_deps
def substituteobj(oldobj, newobj):
'Replaces all links to oldobj in the document with links to newobj'
'''Replaces all links to oldobj in the document with links to newobj.
Returns a tuple (list_replaced, list_not_replaced)'''
deps_of_new = getAllDependencies(newobj) + [newobj]
list_not_replaced = []
list_replaced = []
for dep in oldobj.InList:
replaceobj(dep, oldobj, newobj)
return len(oldobj.OutList)
if dep in deps_of_new:
#we are about to make an object newobj depends on, to depend on newobj.
#This will create a circular graph, so we must skip this.
print "not replacing "+oldobj.Name+" with " + newobj.Name +" in " + dep.Name
list_not_replaced.append(dep)
else:
print "replacing "+oldobj.Name+" with " + newobj.Name +" in " + dep.Name
list_replaced.append(dep)
replaceobj(dep, oldobj, newobj)
return (list_replaced, list_not_replaced)
class CommandSubstituteObject:
"Command to substitute object"
@ -51,15 +83,21 @@ class CommandSubstituteObject:
#do it
if len(sel[0].Object.InList) == 0:
raise ValueError("First selected object isn't referenced by anything; nothing to do.")
substituteobj(sel[0].Object, sel[1].Object)
dummy, list_not_replaced = substituteobj(sel[0].Object, sel[1].Object)
App.ActiveDocument.commitTransaction()
#verify results: oldobject should not be referenced by anything anymore.
if len(sel[0].Object.InList) != 0:
set_failed = set(sel[0].Object.InList).difference(set(list_not_replaced))
mb = QtGui.QMessageBox()
mb.setIcon(mb.Icon.Warning)
msg = translate("Lattice2_SubstituteObject", "Some of the links coudn't be redirected, because they are not supported by the tool. Objects still linking to the object that was replaced are: \n%1\nTo redirect these links, the objects have to be edited manually. Sorry!", None)
rem_links = [lnk.Label for lnk in sel[0].Object.InList]
if len(set_failed) > 0:
mb.setIcon(mb.Icon.Warning)
msg = translate("Lattice2_SubstituteObject", "Some of the links couldn't be redirected, because they are not supported by the tool. Link redirection failed for: \n%1\nTo redirect these links, the objects have to be edited manually. Sorry!", None)
rem_links = [lnk.Label for lnk in set_failed]
else:
mb.setIcon(mb.Icon.Information)
msg = translate("Lattice2_SubstituteObject", "The following objects still link to old object: \n%1\nReplacing those links would have caused loops in dependency graph, so they were skipped.", None)
rem_links = [lnk.Label for lnk in sel[0].Object.InList]
mb.setText(msg.replace(u"%1", u"\n".join(rem_links)))
mb.setWindowTitle(translate("Lattice2_SubstituteObject","Error", None))
mb.exec_()