contentdb/app/tasks/minetestcheck/tree.py

227 lines
5.9 KiB
Python

import os, re
from . import MinetestCheckError, ContentType
from .config import parse_conf
basenamePattern = re.compile("^([a-z0-9_]+)$")
def get_base_dir(path):
if not os.path.isdir(path):
raise IOError("Expected dir")
root, subdirs, files = next(os.walk(path))
if len(subdirs) == 1 and len(files) == 0:
return get_base_dir(path + "/" + subdirs[0])
else:
return path
def detect_type(path):
if os.path.isfile(path + "/game.conf"):
return ContentType.GAME
elif os.path.isfile(path + "/init.lua"):
return ContentType.MOD
elif os.path.isfile(path + "/modpack.txt") or \
os.path.isfile(path + "/modpack.conf"):
return ContentType.MODPACK
elif os.path.isdir(path + "/mods"):
return ContentType.GAME
elif os.path.isfile(path + "/texture_pack.conf"):
return ContentType.TXP
else:
return ContentType.UNKNOWN
def get_csv_line(line):
if line is None:
return []
return [x.strip() for x in line.split(",") if x.strip() != ""]
class PackageTreeNode:
def __init__(self, baseDir, relative, author=None, repo=None, name=None):
self.baseDir = baseDir
self.relative = relative
self.author = author
self.name = name
self.repo = repo
self.meta = None
self.children = []
# Detect type
self.type = detect_type(baseDir)
self.read_meta()
if self.type == ContentType.GAME:
if not os.path.isdir(baseDir + "/mods"):
raise MinetestCheckError(("Game at {} does not have a mods/ folder").format(self.relative))
self.add_children_from_mod_dir("mods")
elif self.type == ContentType.MOD:
if self.name and not basenamePattern.match(self.name):
raise MinetestCheckError(("Invalid base name for mod {} at {}, names must only contain a-z0-9_.") \
.format(self.name, self.relative))
elif self.type == ContentType.MODPACK:
self.add_children_from_mod_dir(None)
def getMetaFilePath(self):
filename = None
if self.type == ContentType.GAME:
filename = "game.conf"
elif self.type == ContentType.MOD:
filename = "mod.conf"
elif self.type == ContentType.MODPACK:
filename = "modpack.conf"
elif self.type == ContentType.TXP:
filename = "texture_pack.conf"
else:
return None
return self.baseDir + "/" + filename
def read_meta(self):
result = {}
# .conf file
try:
with open(self.getMetaFilePath() or "", "r") as myfile:
conf = parse_conf(myfile.read())
for key, value in conf.items():
result[key] = value
except IOError:
pass
# description.txt
if not "description" in result:
try:
with open(self.baseDir + "/description.txt", "r") as myfile:
result["description"] = myfile.read()
except IOError:
pass
# Read dependencies
if "depends" in result or "optional_depends" in result:
result["depends"] = get_csv_line(result.get("depends"))
result["optional_depends"] = get_csv_line(result.get("optional_depends"))
elif os.path.isfile(self.baseDir + "/depends.txt"):
pattern = re.compile("^([a-z0-9_]+)\??$")
with open(self.baseDir + "/depends.txt", "r") as myfile:
contents = myfile.read()
soft = []
hard = []
for line in contents.split("\n"):
line = line.strip()
if pattern.match(line):
if line[len(line) - 1] == "?":
soft.append( line[:-1])
else:
hard.append(line)
result["depends"] = hard
result["optional_depends"] = soft
else:
result["depends"] = []
result["optional_depends"] = []
def checkDependencies(deps):
for dep in result["depends"]:
if not basenamePattern.match(dep):
if " " in dep:
raise MinetestCheckError(("Invalid dependency name '{}' for mod at {}, did you forget a comma?") \
.format(dep, self.relative))
else:
raise MinetestCheckError(("Invalid dependency name '{}' for mod at {}, names must only contain a-z0-9_.") \
.format(dep, self.relative))
# Check dependencies
checkDependencies(result["depends"])
checkDependencies(result["optional_depends"])
# Fix games using "name" as "title"
if self.type == ContentType.GAME:
result["title"] = result["name"]
del result["name"]
# Calculate Title
if "name" in result and not "title" in result:
result["title"] = result["name"].replace("_", " ").title()
# Calculate short description
if "description" in result:
desc = result["description"]
idx = desc.find(".") + 1
cutIdx = min(len(desc), 200 if idx < 5 else idx)
result["short_description"] = desc[:cutIdx]
if "name" in result:
self.name = result["name"]
del result["name"]
self.meta = result
def add_children_from_mod_dir(self, subdir):
dir = self.baseDir
relative = self.relative
if subdir:
dir += "/" + subdir
relative += subdir + "/"
for entry in next(os.walk(dir))[1]:
path = os.path.join(dir, entry)
if not entry.startswith('.') and os.path.isdir(path):
child = PackageTreeNode(path, relative + entry + "/", name=entry)
if not child.type.isModLike():
raise MinetestCheckError(("Expecting mod or modpack, found {} at {} inside {}") \
.format(child.type.value, child.relative, self.type.value))
if child.name is None:
raise MinetestCheckError(("Missing base name for mod at {}").format(self.relative))
self.children.append(child)
def getModNames(self):
return self.fold("name", type=ContentType.MOD)
# attr: Attribute name
# key: Key in attribute
# retval: Accumulator
# type: Filter to type
def fold(self, attr, key=None, retval=None, type=None):
if retval is None:
retval = set()
# Iterate through children
for child in self.children:
child.fold(attr, key, retval, type)
# Filter on type
if type and type != self.type:
return retval
# Get attribute
at = getattr(self, attr)
if not at:
return retval
# Get value
value = at if key is None else at.get(key)
if isinstance(value, list):
retval |= set(value)
elif value:
retval.add(value)
return retval
def get(self, key):
return self.meta.get(key)
def validate(self):
for child in self.children:
child.validate()