diff options
Diffstat (limited to 'update.py')
| -rwxr-xr-x | update.py | 68 |
1 files changed, 47 insertions, 21 deletions
@@ -6,6 +6,8 @@ import sys import hashlib import shutil import re +import collections +import urllib.parse import requests @@ -38,6 +40,10 @@ parser.add_argument('--whitelist-file', type=str, default="whitelist.txt", help="Optional custom whitelist file that tells 'install' which files not to remove (default: whitelist.txt)") +parser.add_argument("--game-version", + type=str, + default=None, + help="The maximum game version to update mods to") ## loaded from version.txt VERSION = 0 @@ -48,9 +54,9 @@ def read_file(fil): for line in f: string = line.strip().split() if len(line) > 1 and line[0] != '#': - # run strip on each element - string = tuple(map(lambda x: x.strip(), string)) - strings.append(string) + # run strip on each element + string = tuple(map(lambda x: x.strip(), string)) + strings.append(string) return strings @@ -92,6 +98,10 @@ def install(args): # Using the latest urls, update downloads.txt to match and have the correct sha1 def apply_updates(args): + if args.game_version is not None: + version = tuple(int(x) for x in args.game_version.split('.')) + else: + version = (2, 0, 0) print("Populating version File...") mods = read_file(args.filename) print("Getting new versions of all mods...") @@ -102,7 +112,7 @@ def apply_updates(args): for mod in mods: print("Fetching {mod[0]}...".format(mod=mod)) if 'curseforge' in mod[1]: - url = find_cdn(ffx, mod[1]) + url = find_cdn(ffx, mod[1], version) else: url = requests.get(mod[1]).url if url is None: @@ -120,6 +130,10 @@ def apply_updates(args): # Find if any updates are available def check_updates(args): + if args.game_version is not None: + version = tuple(int(x) for x in args.game_version.split('.')) + else: + version = (2, 0, 0) print("Checking for updates to version " + str(VERSION) + "...") latest = read_file(args.filename) old = read_file(args.version_file) @@ -133,7 +147,7 @@ def check_updates(args): print("Checking for updates to {mod[0]}...".format(mod=mod), end="") sys.stdout.flush() # takes care of line-buffered terminals if 'curseforge' in mod[1]: - url = find_cdn(ffx, mod[1]) + url = find_cdn(ffx, mod[1], version) else: url = requests.get(mod[1]).url if url in old_urls: @@ -147,27 +161,39 @@ def check_updates(args): if num_updates >= 0: print("Run 'python update.py apply_updates' to create a new version with these updates applied.") -# Use selenium to find curseforge CDN links around cloudflare -def find_cdn(ffx, url): + +def find_cdn(ffx, url, version): + """ + Given a mod home URL, finds the most up-to-date mod version compatible with the given game version. + Returns the direct Forge CDN download URL + """ + #TODO filter mods by forge/fabric compatibility try: - #ffx.get(url + '/download') - ffx.get(url + '/files') - #page_src = ffx.page_source - #dl = re.search('Elerium.PublicProjectDownload.countdown\(".*?"\);', page_src) - #if not dl: - # return None - dl = ffx.find_element_by_xpath("html/body/div/main/div/div/section/div/div/div/section/article/div/div/a").get_attribute("href") - dl = re.search('\d{7}', dl) - dl = dl.group(0) - four = str(int(dl[:4])) - three = str(int(dl[4:])) - - file_name = ffx.find_elements_by_xpath("html/body/div/main/div/div/section/div/div/div/section/article/div/div/span[contains(@class, 'text-sm')]")[1].text - return 'https://media.forgecdn.net/files/{four}/{three}/{jar}'.format(four=four,three=three,jar=file_name) + ffx.get(url + '/files/all') + mod_versions = ffx.find_elements_by_class_name("listing")[0].find_elements_by_xpath("tbody/tr") # extract the table of files from the page + row_info = collections.namedtuple("row_info", ["type", "filename", "cdn_id", "game_version"]) # create a custom tuple because data + rows = [] + for version_entry in mod_versions: + # parse out the four fields that we use + entry_cells = version_entry.find_elements_by_tag_name("td") + release_type = entry_cells[0].text + filename = urllib.parse.quote(entry_cells[1].find_elements_by_tag_name("a")[0].text) + try: + game_version = tuple([int(x) for x in entry_cells[4].find_element_by_class_name("mr-2").text.split(".")]) # get game version and convert to tuple + except: + game_version = (0, 0, 0) + cdn_id = entry_cells[1].find_element_by_tag_name("a").get_property("href").split("/")[-1] + rows.append(row_info(release_type, filename, cdn_id, game_version)) + rows.sort(key=lambda x: x.game_version, reverse=True) + best_row = next(x for x in rows if x.game_version <= version) + + return f'https://media.forgecdn.net/files/{best_row.cdn_id[:4]}/{best_row.cdn_id[4:]}/{best_row.filename}' except: + import traceback; traceback.print_exc() return None + def firefox(): print("Starting Selenium...") try: |