archive/record.py

79 lines
1.9 KiB
Python

class FileParsingError(SyntaxError):
pass
class Record:
def __init__(self):
self.name = None
self.data = {}
self.children = {}
self.parents = {}
def __getitem__(self, item):
return self.data[item]
def __setitem__(self, item, value):
self.data[item] = value
def __repr__(self):
return f"[{self.data}, {len(self.children)}, {len(self.parents)}]"
class RecordCollection():
def __init__(self, file):
if type(file) is str:
fd = open(file, "r")
elif hasattr(file, "read"):
fd = file
self._fromFile(fd)
self._parent()
def _fromFile(self, fd):
lines = [i.rstrip() for i in fd.readlines()]
self.objects = {}
current = Record()
for i in lines:
ind = i[0:2] == ' '
if ind:
spl = i[2:].split(': ')
try:
current[spl[0]] = spl[1]
except IndexError:
raise FileParsingError(f"error parsing '{i}'")
else:
try:
name = i.split(' ')[1][0:-1]
except IndexError:
current = Record()
continue
current.name = name
self.objects[name] = current
def _parent(self):
for i in self.objects:
current = self.objects[i]
try:
for j, k in zip(
current['inherit'].split(' '),
[int(i) for i in current['inherit_order'].split(' ')]
):
current.parents[j] = self.objects[j]
self.objects[j].children[k] = current
except KeyError:
pass
def findEntrypoints(self):
ret = []
for i in self.objects:
if not self.objects[i].parents:
ret.append(self.objects[i])
return ret