From 6a608c9587b4baeb0f605622e4916abdd14391d2 Mon Sep 17 00:00:00 2001
From: zapp-brannigan <zapp-brannigan@users.noreply.github.com>
Date: Thu, 20 Nov 2014 23:55:41 +0100
Subject: New crypter FilecryptCc

---
 module/plugins/crypter/FilecryptCc.py | 165 ++++++++++++++++++++++++++++++++++
 1 file changed, 165 insertions(+)
 create mode 100644 module/plugins/crypter/FilecryptCc.py

(limited to 'module/plugins/crypter')

diff --git a/module/plugins/crypter/FilecryptCc.py b/module/plugins/crypter/FilecryptCc.py
new file mode 100644
index 000000000..81efa9e5d
--- /dev/null
+++ b/module/plugins/crypter/FilecryptCc.py
@@ -0,0 +1,165 @@
+# -*- coding: utf-8 -*-
+
+import base64
+import binascii
+import re
+
+from Crypto.Cipher import AES
+
+from module.plugins.Crypter import Crypter
+
+
+class FilecryptCc(Crypter):
+    __name__    = "FilecryptCc"
+    __type__    = "crypter"
+    __version__ = "0.03"
+
+    __pattern__ = r'https?://(?:www\.)?filecrypt\.cc/Container/.+'
+
+    __description__ = """Filecrypt.cc decrypter plugin"""
+    __license__     = "GPLv3"
+    __authors__     = [("zapp-brannigan", "")]
+
+
+    DLC_LINK_PATTERN = r'<button class="dlcdownload" type="button" title="Download \*.dlc" onclick="DownloadDLC\(\'(.+)\'\);"><i></i><span>dlc<'
+    WEBLINK_PATTERN = r"openLink.?'([\w_-]*)',"
+
+    CAPTCHA_PATTERN = r'<img id="nc" src="(.+?)"'
+
+    MIRROR_PAGE_PATTERN = r'"[\w]*" href="(http://filecrypt.cc/Container/\w+\.html\?mirror=\d+)">'
+
+
+    def setup(self):
+        self.package_name  = self.package_folder = self.pyfile.package().name
+        self.destination   = self.pyfile.package().queue
+        self.password      = self.pyfile.package().password
+        self.package_links = []
+
+
+    def decrypt(self, pyfile):
+        self.html = self.load(self.pyfile.url, cookies=True)
+
+        if "content not found" in self.html:
+            self.offline()
+
+        self.handlePasswordProtection()
+        self.handleCaptcha()
+        self.handleMirrorPages()
+        self.handleCNL()
+
+        if len(self.package_links) > 0:
+            self.logDebug("Found %d CNL-Links" % len(self.package_links))
+            self.packages = [(self.package_name, self.package_links, self.package_folder)]
+            return
+
+        self.handleWeblinks()
+
+        if len(self.package_links) > 0:
+            self.logDebug("Found %d Web-Links" % len(self.package_links))
+            self.packages = [(self.package_name, self.package_links, self.package_folder)]
+            return
+
+        self.handleDlcContainer()
+
+
+    def handleMirrorPages(self):
+        if "mirror=" not in self.siteWithLinks:
+            return
+
+        m = re.findall(self.MIRROR_PAGE_PATTERN, self.siteWithLinks)
+
+        self.logInfo(_("Found %d mirrors, will try to catch all links") % len(m))
+
+        for i in m[1:]:
+            self.siteWithLinks = self.siteWithLinks + self.load(i, cookies=True).decode("utf-8", "replace")
+
+
+    def handlePasswordProtection(self):
+        if '<input type="text" name="password"' not in self.html:
+            return
+
+        self.logInfo(_("Folder is password protected"))
+
+        if not self.password:
+            self.fail(_("Please enter the password in package section and try again"))
+
+        self.html = self.load(self.pyfile.url, post={"password": self.password}, cookies=True)
+
+
+    def handleCaptcha(self):
+        m = re.search(self.CAPTCHA_PATTERN, self.html)
+
+        if m:
+            self.logDebug("Captcha-URL: " + m.group(1))
+            captcha_code = self.decryptCaptcha("http://filecrypt.cc" + m.group(1), forceUser=True, imgtype="gif")
+            self.siteWithLinks = self.load(self.pyfile.url, post={"recaptcha_response_field":captcha_code}, decode=True, cookies=True)
+        else:
+            self.logDebug("No captcha found")
+            self.siteWithLinks = self.html
+
+        if "recaptcha_response_field" in self.siteWithLinks:
+            self.invalidCaptcha()
+            self.retry()
+
+
+    def handleDlcContainer(self):
+        m = re.findall(self.DLC_LINK_PATTERN, self.siteWithLinks)
+
+        if m:
+            self.logDebug("Found DLC-Container")
+            urls = []
+            for i in m:
+                urls.append("http://filecrypt.cc/DLC/%s.dlc" % i)
+            pid = self.core.api.addPackage(self.package_name, urls, 1)
+        else:
+            self.fail(_("Unable to find any links"))
+
+
+    def handleWeblinks(self):
+        try:
+            weblinks = re.findall(self.WEBLINK_PATTERN, self.siteWithLinks)
+
+            if not weblinks:
+                self.logDebug("No weblink found")
+                return
+
+            for link in weblinks:
+                response = self.load("http://filecrypt.cc/Link/%s.html" % link, cookies=True)
+                link2 = re.search('<iframe noresize src="(.*)"></iframe>', response)
+                response2 = self.load(link2.group(1), just_header=True, cookies=True)
+                self.package_links.append(response2['location'])
+
+        except Exception, e:
+            self.logDebug("Error decrypting weblinks: %s" % e)
+
+
+    def handleCNL(self):
+        try:
+            vjk = re.findall('<input type="hidden" name="jk" value="function f\(\){ return \'(.*)\';}">', self.siteWithLinks)
+            vcrypted = re.findall('<input type="hidden" name="crypted" value="(.*)">', self.siteWithLinks)
+
+            for i in range(0, len(vcrypted)):
+                self.package_links.extend(self._getLinks(vcrypted[i], vjk[i]))
+
+        except Exception, e:
+            self.logDebug("Error decrypting CNL: %s" % e)
+
+
+    def _getLinks(self, crypted, jk):
+        # Get key
+        key = binascii.unhexlify(str(jk))
+
+        # Decode crypted
+        crypted = base64.standard_b64decode(crypted)
+
+        # Decrypt
+        Key  = key
+        IV   = key
+        obj  = AES.new(Key, AES.MODE_CBC, IV)
+        text = obj.decrypt(crypted)
+
+        # Extract links
+        links = filter(lambda x: x != "",
+                       text.replace("\x00", "").replace("\r", "").split("\n"))
+
+        return links
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