diff options
Diffstat (limited to 'pyload/plugins/hoster/MegaCoNz.py')
| -rw-r--r-- | pyload/plugins/hoster/MegaCoNz.py | 171 |
1 files changed, 0 insertions, 171 deletions
diff --git a/pyload/plugins/hoster/MegaCoNz.py b/pyload/plugins/hoster/MegaCoNz.py deleted file mode 100644 index d3af1b72e..000000000 --- a/pyload/plugins/hoster/MegaCoNz.py +++ /dev/null @@ -1,171 +0,0 @@ -# -*- coding: utf-8 -*- - -import random -import re - -from array import array -from base64 import standard_b64decode -from os import remove - -from Crypto.Cipher import AES -from Crypto.Util import Counter -from pycurl import SSL_CIPHER_LIST - -from pyload.utils import json_loads, json_dumps -from pyload.plugins.Hoster import Hoster - -############################ General errors ################################### -# EINTERNAL (-1): An internal error has occurred. Please submit a bug report, detailing the exact circumstances in which this error occurred -# EARGS (-2): You have passed invalid arguments to this command -# EAGAIN (-3): (always at the request level) A temporary congestion or server malfunction prevented your request from being processed. No data was altered. Retry. Retries must be spaced with exponential backoff -# ERATELIMIT (-4): You have exceeded your command weight per time quota. Please wait a few seconds, then try again (this should never happen in sane real-life applications) -# -############################ Upload errors #################################### -# EFAILED (-5): The upload failed. Please restart it from scratch -# ETOOMANY (-6): Too many concurrent IP addresses are accessing this upload target URL -# ERANGE (-7): The upload file packet is out of range or not starting and ending on a chunk boundary -# EEXPIRED (-8): The upload target URL you are trying to access has expired. Please request a fresh one -# -############################ Stream/System errors ############################# -# ENOENT (-9): Object (typically, node or user) not found -# ECIRCULAR (-10): Circular linkage attempted -# EACCESS (-11): Access violation (e.g., trying to write to a read-only share) -# EEXIST (-12): Trying to create an object that already exists -# EINCOMPLETE (-13): Trying to access an incomplete resource -# EKEY (-14): A decryption operation failed (never returned by the API) -# ESID (-15): Invalid or expired user session, please relogin -# EBLOCKED (-16): User blocked -# EOVERQUOTA (-17): Request over quota -# ETEMPUNAVAIL (-18): Resource temporarily not available, please try again later -# ETOOMANYCONNECTIONS (-19): Too many connections on this resource -# EWRITE (-20): Write failed -# EREAD (-21): Read failed -# EAPPKEY (-22): Invalid application key; request not processed - - -class MegaCoNz(Hoster): - __name = "MegaCoNz" - __type = "hoster" - __version = "0.16" - - __pattern = r'https?://(\w+\.)?mega\.co\.nz/#!([\w!-]+)' - - __description = """Mega.co.nz hoster plugin""" - __license = "GPLv3" - __authors = [("RaNaN", "ranan@pyload.org")] - - API_URL = "https://g.api.mega.co.nz/cs" - FILE_SUFFIX = ".crypted" - - - def b64_decode(self, data): - data = data.replace("-", "+").replace("_", "/") - return standard_b64decode(data + '=' * (-len(data) % 4)) - - - def getCipherKey(self, key): - """ Construct the cipher key from the given data """ - a = array("I", key) - key_array = array("I", [a[0] ^ a[4], a[1] ^ a[5], a[2] ^ a[6], a[3] ^ a[7]]) - return key_array - - - def callApi(self, **kwargs): - """ Dispatch a call to the api, see https://mega.co.nz/#developers """ - # generate a session id, no idea where to obtain elsewhere - uid = random.randint(10 << 9, 10 ** 10) - - res = self.load(self.API_URL, get={'id': uid}, post=json_dumps([kwargs])) - self.logDebug("Api Response: " + res) - return json_loads(res) - - - def decryptAttr(self, data, key): - cbc = AES.new(self.getCipherKey(key), AES.MODE_CBC, "\0" * 16) - attr = cbc.decrypt(self.b64_decode(data)) - self.logDebug("Decrypted Attr: " + attr) - if not attr.startswith("MEGA"): - self.fail(_("Decryption failed")) - - # Data is padded, 0-bytes must be stripped - return json_loads(re.search(r'{.+?}', attr).group(0)) - - - def decryptFile(self, key): - """ Decrypts the file at lastDownload` """ - - # upper 64 bit of counter start - n = key[16:24] - - # convert counter to long and shift bytes - ctr = Counter.new(128, initial_value=long(n.encode("hex"), 16) << 64) - cipher = AES.new(self.getCipherKey(key), AES.MODE_CTR, counter=ctr) - - self.pyfile.setStatus("decrypting") - - file_crypted = self.lastDownload - file_decrypted = file_crypted.rsplit(self.FILE_SUFFIX)[0] - - try: - f = open(file_crypted, "rb") - df = open(file_decrypted, "wb") - except IOError, e: - self.fail(str(e)) - - # TODO: calculate CBC-MAC for checksum - - size = 2 ** 15 # buffer size, 32k - while True: - buf = f.read(size) - if not buf: - break - - df.write(cipher.decrypt(buf)) - - f.close() - df.close() - remove(file_crypted) - - self.lastDownload = file_decrypted - - - def process(self, pyfile): - key = None - - # match is guaranteed because plugin was chosen to handle url - node = re.match(self.__pattern, pyfile.url).group(2) - if "!" in node: - node, key = node.split("!") - - self.logDebug("File id: %s | Key: %s" % (node, key)) - - if not key: - self.fail(_("No file key provided in the URL")) - - # g is for requesting a download url - # this is similar to the calls in the mega js app, documentation is very bad - dl = self.callApi(a="g", g=1, p=node, ssl=1)[0] - - if "e" in dl: - e = dl['e'] - # ETEMPUNAVAIL (-18): Resource temporarily not available, please try again later - if e == -18: - self.retry() - else: - self.fail(_("Error code:") + e) - - # TODO: map other error codes, e.g - # EACCESS (-11): Access violation (e.g., trying to write to a read-only share) - - key = self.b64_decode(key) - attr = self.decryptAttr(dl['at'], key) - - pyfile.name = attr['n'] + self.FILE_SUFFIX - - self.req.http.c.setopt(SSL_CIPHER_LIST, "RC4-MD5:DEFAULT") - - self.download(dl['g']) - self.decryptFile(key) - - # Everything is finished and final name can be set - pyfile.name = attr['n'] |