nixpkgs/pkgs/tools/misc/btdu/update.py
2022-02-13 23:16:02 -03:00

83 lines
2.6 KiB
Python
Executable File

#!/usr/bin/env nix-shell
#!nix-shell -i python -p python39Packages.requests
import requests
import subprocess
pkgbuild = requests.get('https://aur.archlinux.org/cgit/aur.git/plain/PKGBUILD?h=btdu').text
def grabDepVersions(depDict, pkgbuild=pkgbuild):
for line in pkgbuild.split('\n'):
if depDict["string"] in line:
start = len(depDict["string"]) + 1
depDict["version"] = line[start:]
break
def grabDepHashes(key,pkgbuild=pkgbuild):
start = pkgbuild.find(key) + len(key)
end = start+64
hashes = []
for i in range(5):
hashes.append(pkgbuild[start:end])
start = pkgbuild.find("'",end+1) + 1
end = start+64
return hashes
def findLine(key,derivation):
count = 0
lines = []
for line in derivation:
if key in line:
lines.append(count)
count += 1
return lines
def updateVersions(btdu,ae,btrfs,ncurses,containers,derivation):
key = "let"
line = findLine(key,derivation)[0] + 1
derivation[line+0] = f' _d_ae_ver = "{ae["version"]}";\n'
derivation[line+1] = f' _d_btrfs_ver = "{btrfs["version"]}";\n'
derivation[line+2] = f' _d_ncurses_ver = "{ncurses["version"]}";\n'
derivation[line+3] = f' _d_emsi_containers_ver = "{containers["version"]}";\n'
key = "version = "
line = findLine(key,derivation)[0]
derivation[line] = f' version = "{btdu["version"]}";\n'
return derivation
def updateHashes(btdu,ae,btrfs,ncurses,containers,derivation):
key = "sha256 = "
hashLines = findLine(key,derivation)
for i in range(len(hashes)):
derivation[hashLines[i]] = f' sha256 = "{hashes[i]}";\n'
return derivation
if __name__ == "__main__":
btdu = {"string": "pkgver"}
ae = {"string": "_d_ae_ver"}
btrfs = {"string": "_d_btrfs_ver"}
ncurses = {"string": "_d_ncurses_ver"}
containers = {"string": "_d_emsi_containers_ver"}
grabDepVersions(btdu)
grabDepVersions(ae)
grabDepVersions(btrfs)
grabDepVersions(ncurses)
grabDepVersions(containers)
hashes = grabDepHashes("sha256sums=('")
nixpkgs = subprocess.check_output(["git", "rev-parse", "--show-toplevel"]).decode("utf-8").strip('\n')
btduFolder = "/pkgs/tools/misc/btdu/"
with open(nixpkgs + btduFolder + "default.nix", 'r') as arq:
derivation = arq.readlines()
derivation = updateVersions(btdu,ae,btrfs,ncurses,containers,derivation)
derivation = updateHashes(btdu,ae,btrfs,ncurses,containers,derivation)
with open(nixpkgs + btduFolder + "default.nix", 'w') as arq:
arq.writelines(derivation)