1 files changed, 116 insertions, 0 deletions
diff --git a/apps/encryption/lib/crypto/Encryption.php b/apps/encryption/lib/crypto/Encryption.php
new file mode 100644
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+++ b/apps/encryption/lib/crypto/Encryption.php
@@ -0,0 +1,116 @@
+<?php
+  /**
+ * @author Clark Tomlinson  <fallen013@gmail.com>
+ * @since 3/6/15, 2:28 PM
+ * @link http:/www.clarkt.com
+ * @copyright Clark Tomlinson © 2015
+ * 
+ */
+
+namespace OCA\Encryption\Crypto;
+
+
+use OCP\Encryption\IEncryptionModule;
+
+class Encryption extends Crypt implements IEncryptionModule {
+
+  /**
+   * @return string defining the technical unique id
+   */
+  public function getId() {
+    // TODO: Implement getId() method.
+  }
+
+  /**
+   * In comparison to getKey() this function returns a human readable (maybe translated) name
+   *
+   * @return string
+   */
+  public function getDisplayName() {
+    // TODO: Implement getDisplayName() method.
+  }
+
+  /**
+   * start receiving chunks from a file. This is the place where you can
+   * perform some initial step before starting encrypting/decrypting the
+   * chunks
+   *
+   * @param string $path to the file
+   * @param array $header contains the header data read from the file
+   * @param array $accessList who has access to the file contains the key 'users' and 'public'
+   *
+   * $return array $header contain data as key-value pairs which should be
+   *                       written to the header, in case of a write operation
+   *                       or if no additional data is needed return a empty array
+   */
+  public function begin($path, $header, $accessList) {
+    // TODO: Implement begin() method.
+  }
+
+  /**
+   * last chunk received. This is the place where you can perform some final
+   * operation and return some remaining data if something is left in your
+   * buffer.
+   *
+   * @param string $path to the file
+   * @return string remained data which should be written to the file in case
+   *                of a write operation
+   */
+  public function end($path) {
+    // TODO: Implement end() method.
+  }
+
+  /**
+   * encrypt data
+   *
+   * @param string $data you want to encrypt
+   * @return mixed encrypted data
+   */
+  public function encrypt($data) {
+    // Todo: xxx Update Signature and usages
+    $this->symmetricEncryptFileContent($data);
+  }
+
+  /**
+   * decrypt data
+   *
+   * @param string $data you want to decrypt
+   * @param string $user decrypt as user (null for public access)
+   * @return mixed decrypted data
+   */
+  public function decrypt($data, $user) {
+    // Todo: xxx Update Usages?
+    $this->symmetricDecryptFileContent($data, $user);
+  }
+
+  /**
+   * update encrypted file, e.g. give additional users access to the file
+   *
+   * @param string $path path to the file which should be updated
+   * @param array $accessList who has access to the file contains the key 'users' and 'public'
+   * @return boolean
+   */
+  public function update($path, $accessList) {
+    // TODO: Implement update() method.
+  }
+
+  /**
+   * should the file be encrypted or not
+   *
+   * @param string $path
+   * @return boolean
+   */
+  public function shouldEncrypt($path) {
+    // TODO: Implement shouldEncrypt() method.
+  }
+
+  /**
+   * calculate unencrypted size
+   *
+   * @param string $path to file
+   * @return integer unencrypted size
+   */
+  public function calculateUnencryptedSize($path) {
+    // TODO: Implement calculateUnencryptedSize() method.
+  }
+}