Merge branch 'master' into sharing

Conflicts:
	files/css/files.css
	lib/base.php

3rdparty/Crypt_Blowfish/Blowfish.php

@@ -0,0 +1,317 @@
+<?php
+/* vim: set expandtab tabstop=4 shiftwidth=4 softtabstop=4: */
+
+/**
+ * Crypt_Blowfish allows for encryption and decryption on the fly using
+ * the Blowfish algorithm. Crypt_Blowfish does not require the mcrypt
+ * PHP extension, it uses only PHP.
+ * Crypt_Blowfish support encryption/decryption with or without a secret key.
+ *
+ *
+ * PHP versions 4 and 5
+ *
+ * LICENSE: This source file is subject to version 3.0 of the PHP license
+ * that is available through the world-wide-web at the following URI:
+ * http://www.php.net/license/3_0.txt.  If you did not receive a copy of
+ * the PHP License and are unable to obtain it through the web, please
+ * send a note to license@php.net so we can mail you a copy immediately.
+ *
+ * @category   Encryption
+ * @package    Crypt_Blowfish
+ * @author     Matthew Fonda <mfonda@php.net>
+ * @copyright  2005 Matthew Fonda
+ * @license    http://www.php.net/license/3_0.txt  PHP License 3.0
+ * @version    CVS: $Id: Blowfish.php,v 1.81 2005/05/30 18:40:36 mfonda Exp $
+ * @link       http://pear.php.net/package/Crypt_Blowfish
+ */
+
+
+require_once 'PEAR.php';
+
+
+/**
+ *
+ * Example usage:
+ * $bf = new Crypt_Blowfish('some secret key!');
+ * $encrypted = $bf->encrypt('this is some example plain text');
+ * $plaintext = $bf->decrypt($encrypted);
+ * echo "plain text: $plaintext";
+ *
+ *
+ * @category   Encryption
+ * @package    Crypt_Blowfish
+ * @author     Matthew Fonda <mfonda@php.net>
+ * @copyright  2005 Matthew Fonda
+ * @license    http://www.php.net/license/3_0.txt  PHP License 3.0
+ * @link       http://pear.php.net/package/Crypt_Blowfish
+ * @version    @package_version@
+ * @access     public
+ */
+class Crypt_Blowfish
+{
+    /**
+     * P-Array contains 18 32-bit subkeys
+     *
+     * @var array
+     * @access private
+     */
+    var $_P = array();
+    
+    
+    /**
+     * Array of four S-Blocks each containing 256 32-bit entries
+     *
+     * @var array
+     * @access private
+     */
+    var $_S = array();
+
+    /**
+     * Mcrypt td resource
+     *
+     * @var resource
+     * @access private
+     */
+    var $_td = null;
+
+    /**
+     * Initialization vector
+     *
+     * @var string
+     * @access private
+     */
+    var $_iv = null;
+
+    
+    /**
+     * Crypt_Blowfish Constructor
+     * Initializes the Crypt_Blowfish object, and gives a sets
+     * the secret key
+     *
+     * @param string $key
+     * @access public
+     */
+    function Crypt_Blowfish($key)
+    {
+        if (extension_loaded('mcrypt')) {
+            $this->_td = mcrypt_module_open(MCRYPT_BLOWFISH, '', 'ecb', '');
+            $this->_iv = mcrypt_create_iv(8, MCRYPT_RAND);
+        }
+        $this->setKey($key);
+    }
+    
+    /**
+     * Deprecated isReady method
+     *
+     * @return bool
+     * @access public
+     * @deprecated
+     */
+    function isReady()
+    {
+        return true;
+    }
+    
+    /**
+     * Deprecated init method - init is now a private
+     * method and has been replaced with _init
+     *
+     * @return bool
+     * @access public
+     * @deprecated
+     * @see Crypt_Blowfish::_init()
+     */
+    function init()
+    {
+        $this->_init();
+    }
+    
+    /**
+     * Initializes the Crypt_Blowfish object
+     *
+     * @access private
+     */
+    function _init()
+    {
+        $defaults = new Crypt_Blowfish_DefaultKey();
+        $this->_P = $defaults->P;
+        $this->_S = $defaults->S;
+    }
+            
+    /**
+     * Enciphers a single 64 bit block
+     *
+     * @param int &$Xl
+     * @param int &$Xr
+     * @access private
+     */
+    function _encipher(&$Xl, &$Xr)
+    {
+        for ($i = 0; $i < 16; $i++) {
+            $temp = $Xl ^ $this->_P[$i];
+            $Xl = ((($this->_S[0][($temp>>24) & 255] +
+                            $this->_S[1][($temp>>16) & 255]) ^
+                            $this->_S[2][($temp>>8) & 255]) +
+                            $this->_S[3][$temp & 255]) ^ $Xr;
+            $Xr = $temp;
+        }
+        $Xr = $Xl ^ $this->_P[16];
+        $Xl = $temp ^ $this->_P[17];
+    }
+    
+    
+    /**
+     * Deciphers a single 64 bit block
+     *
+     * @param int &$Xl
+     * @param int &$Xr
+     * @access private
+     */
+    function _decipher(&$Xl, &$Xr)
+    {
+        for ($i = 17; $i > 1; $i--) {
+            $temp = $Xl ^ $this->_P[$i];
+            $Xl = ((($this->_S[0][($temp>>24) & 255] +
+                            $this->_S[1][($temp>>16) & 255]) ^
+                            $this->_S[2][($temp>>8) & 255]) +
+                            $this->_S[3][$temp & 255]) ^ $Xr;
+            $Xr = $temp;
+        }
+        $Xr = $Xl ^ $this->_P[1];
+        $Xl = $temp ^ $this->_P[0];
+    }
+    
+    
+    /**
+     * Encrypts a string
+     *
+     * @param string $plainText
+     * @return string Returns cipher text on success, PEAR_Error on failure
+     * @access public
+     */
+    function encrypt($plainText)
+    {
+        if (!is_string($plainText)) {
+            PEAR::raiseError('Plain text must be a string', 0, PEAR_ERROR_DIE);
+        }
+
+        if (extension_loaded('mcrypt')) {
+            return mcrypt_generic($this->_td, $plainText);
+        }
+
+        $cipherText = '';
+        $len = strlen($plainText);
+        $plainText .= str_repeat(chr(0),(8 - ($len%8))%8);
+        for ($i = 0; $i < $len; $i += 8) {
+            list(,$Xl,$Xr) = unpack("N2",substr($plainText,$i,8));
+            $this->_encipher($Xl, $Xr);
+            $cipherText .= pack("N2", $Xl, $Xr);
+        }
+        return $cipherText;
+    }
+    
+    
+    /**
+     * Decrypts an encrypted string
+     *
+     * @param string $cipherText
+     * @return string Returns plain text on success, PEAR_Error on failure
+     * @access public
+     */
+    function decrypt($cipherText)
+    {
+        if (!is_string($cipherText)) {
+            PEAR::raiseError('Chiper text must be a string', 1, PEAR_ERROR_DIE);
+        }
+
+        if (extension_loaded('mcrypt')) {
+            return mdecrypt_generic($this->_td, $cipherText);
+        }
+
+        $plainText = '';
+        $len = strlen($cipherText);
+        $cipherText .= str_repeat(chr(0),(8 - ($len%8))%8);
+        for ($i = 0; $i < $len; $i += 8) {
+            list(,$Xl,$Xr) = unpack("N2",substr($cipherText,$i,8));
+            $this->_decipher($Xl, $Xr);
+            $plainText .= pack("N2", $Xl, $Xr);
+        }
+        return $plainText;
+    }
+    
+    
+    /**
+     * Sets the secret key
+     * The key must be non-zero, and less than or equal to
+     * 56 characters in length.
+     *
+     * @param string $key
+     * @return bool  Returns true on success, PEAR_Error on failure
+     * @access public
+     */
+    function setKey($key)
+    {
+        if (!is_string($key)) {
+            PEAR::raiseError('Key must be a string', 2, PEAR_ERROR_DIE);
+        }
+
+        $len = strlen($key);
+
+        if ($len > 56 || $len == 0) {
+            PEAR::raiseError('Key must be less than 56 characters and non-zero. Supplied key length: ' . $len, 3, PEAR_ERROR_DIE);
+        }
+
+        if (extension_loaded('mcrypt')) {
+            mcrypt_generic_init($this->_td, $key, $this->_iv);
+            return true;
+        }
+
+        require_once 'Blowfish/DefaultKey.php';
+        $this->_init();
+        
+        $k = 0;
+        $data = 0;
+        $datal = 0;
+        $datar = 0;
+        
+        for ($i = 0; $i < 18; $i++) {
+            $data = 0;
+            for ($j = 4; $j > 0; $j--) {
+                    $data = $data << 8 | ord($key{$k});
+                    $k = ($k+1) % $len;
+            }
+            $this->_P[$i] ^= $data;
+        }
+        
+        for ($i = 0; $i <= 16; $i += 2) {
+            $this->_encipher($datal, $datar);
+            $this->_P[$i] = $datal;
+            $this->_P[$i+1] = $datar;
+        }
+        for ($i = 0; $i < 256; $i += 2) {
+            $this->_encipher($datal, $datar);
+            $this->_S[0][$i] = $datal;
+            $this->_S[0][$i+1] = $datar;
+        }
+        for ($i = 0; $i < 256; $i += 2) {
+            $this->_encipher($datal, $datar);
+            $this->_S[1][$i] = $datal;
+            $this->_S[1][$i+1] = $datar;
+        }
+        for ($i = 0; $i < 256; $i += 2) {
+            $this->_encipher($datal, $datar);
+            $this->_S[2][$i] = $datal;
+            $this->_S[2][$i+1] = $datar;
+        }
+        for ($i = 0; $i < 256; $i += 2) {
+            $this->_encipher($datal, $datar);
+            $this->_S[3][$i] = $datal;
+            $this->_S[3][$i+1] = $datar;
+        }
+        
+        return true;
+    }
+    
+}
+
+?>

3rdparty/Crypt_Blowfish/Blowfish/DefaultKey.php

@@ -0,0 +1,327 @@
+<?php
+/* vim: set expandtab tabstop=4 shiftwidth=4 softtabstop=4: */
+
+/**
+ * Crypt_Blowfish allows for encryption and decryption on the fly using
+ * the Blowfish algorithm. Crypt_Blowfish does not require the mcrypt
+ * PHP extension, it uses only PHP.
+ * Crypt_Blowfish support encryption/decryption with or without a secret key.
+ *
+ *
+ * PHP versions 4 and 5
+ *
+ * LICENSE: This source file is subject to version 3.0 of the PHP license
+ * that is available through the world-wide-web at the following URI:
+ * http://www.php.net/license/3_0.txt.  If you did not receive a copy of
+ * the PHP License and are unable to obtain it through the web, please
+ * send a note to license@php.net so we can mail you a copy immediately.
+ *
+ * @category   Encryption
+ * @package    Crypt_Blowfish
+ * @author     Matthew Fonda <mfonda@php.net>
+ * @copyright  2005 Matthew Fonda
+ * @license    http://www.php.net/license/3_0.txt  PHP License 3.0
+ * @version    CVS: $Id: DefaultKey.php,v 1.81 2005/05/30 18:40:37 mfonda Exp $
+ * @link       http://pear.php.net/package/Crypt_Blowfish
+ */
+
+
+/**
+ * Class containing default key
+ *
+ * @category   Encryption
+ * @package    Crypt_Blowfish
+ * @author     Matthew Fonda <mfonda@php.net>
+ * @copyright  2005 Matthew Fonda
+ * @license    http://www.php.net/license/3_0.txt  PHP License 3.0
+ * @link       http://pear.php.net/package/Crypt_Blowfish
+ * @version    @package_version@
+ * @access     public
+ */
+class Crypt_Blowfish_DefaultKey
+{
+    var $P = array();
+    
+    var $S = array();
+    
+    function Crypt_Blowfish_DefaultKey()
+    {
+        $this->P = array(
+            0x243F6A88, 0x85A308D3, 0x13198A2E, 0x03707344,
+            0xA4093822, 0x299F31D0, 0x082EFA98, 0xEC4E6C89,
+            0x452821E6, 0x38D01377, 0xBE5466CF, 0x34E90C6C,
+            0xC0AC29B7, 0xC97C50DD, 0x3F84D5B5, 0xB5470917,
+            0x9216D5D9, 0x8979FB1B
+        );
+        
+        $this->S = array(
+            array(
+                0xD1310BA6, 0x98DFB5AC, 0x2FFD72DB, 0xD01ADFB7,
+                0xB8E1AFED, 0x6A267E96, 0xBA7C9045, 0xF12C7F99,
+                0x24A19947, 0xB3916CF7, 0x0801F2E2, 0x858EFC16,
+                0x636920D8, 0x71574E69, 0xA458FEA3, 0xF4933D7E,
+                0x0D95748F, 0x728EB658, 0x718BCD58, 0x82154AEE,
+                0x7B54A41D, 0xC25A59B5, 0x9C30D539, 0x2AF26013,
+                0xC5D1B023, 0x286085F0, 0xCA417918, 0xB8DB38EF,
+                0x8E79DCB0, 0x603A180E, 0x6C9E0E8B, 0xB01E8A3E,
+                0xD71577C1, 0xBD314B27, 0x78AF2FDA, 0x55605C60,
+                0xE65525F3, 0xAA55AB94, 0x57489862, 0x63E81440,
+                0x55CA396A, 0x2AAB10B6, 0xB4CC5C34, 0x1141E8CE,
+                0xA15486AF, 0x7C72E993, 0xB3EE1411, 0x636FBC2A,
+                0x2BA9C55D, 0x741831F6, 0xCE5C3E16, 0x9B87931E,
+                0xAFD6BA33, 0x6C24CF5C, 0x7A325381, 0x28958677,
+                0x3B8F4898, 0x6B4BB9AF, 0xC4BFE81B, 0x66282193,
+                0x61D809CC, 0xFB21A991, 0x487CAC60, 0x5DEC8032,
+                0xEF845D5D, 0xE98575B1, 0xDC262302, 0xEB651B88,
+                0x23893E81, 0xD396ACC5, 0x0F6D6FF3, 0x83F44239,
+                0x2E0B4482, 0xA4842004, 0x69C8F04A, 0x9E1F9B5E,
+                0x21C66842, 0xF6E96C9A, 0x670C9C61, 0xABD388F0,
+                0x6A51A0D2, 0xD8542F68, 0x960FA728, 0xAB5133A3,
+                0x6EEF0B6C, 0x137A3BE4, 0xBA3BF050, 0x7EFB2A98,
+                0xA1F1651D, 0x39AF0176, 0x66CA593E, 0x82430E88,
+                0x8CEE8619, 0x456F9FB4, 0x7D84A5C3, 0x3B8B5EBE,
+                0xE06F75D8, 0x85C12073, 0x401A449F, 0x56C16AA6,
+                0x4ED3AA62, 0x363F7706, 0x1BFEDF72, 0x429B023D,
+                0x37D0D724, 0xD00A1248, 0xDB0FEAD3, 0x49F1C09B,
+                0x075372C9, 0x80991B7B, 0x25D479D8, 0xF6E8DEF7,
+                0xE3FE501A, 0xB6794C3B, 0x976CE0BD, 0x04C006BA,
+                0xC1A94FB6, 0x409F60C4, 0x5E5C9EC2, 0x196A2463,
+                0x68FB6FAF, 0x3E6C53B5, 0x1339B2EB, 0x3B52EC6F,
+                0x6DFC511F, 0x9B30952C, 0xCC814544, 0xAF5EBD09,
+                0xBEE3D004, 0xDE334AFD, 0x660F2807, 0x192E4BB3,
+                0xC0CBA857, 0x45C8740F, 0xD20B5F39, 0xB9D3FBDB,
+                0x5579C0BD, 0x1A60320A, 0xD6A100C6, 0x402C7279,
+                0x679F25FE, 0xFB1FA3CC, 0x8EA5E9F8, 0xDB3222F8,
+                0x3C7516DF, 0xFD616B15, 0x2F501EC8, 0xAD0552AB,
+                0x323DB5FA, 0xFD238760, 0x53317B48, 0x3E00DF82,
+                0x9E5C57BB, 0xCA6F8CA0, 0x1A87562E, 0xDF1769DB,
+                0xD542A8F6, 0x287EFFC3, 0xAC6732C6, 0x8C4F5573,
+                0x695B27B0, 0xBBCA58C8, 0xE1FFA35D, 0xB8F011A0,
+                0x10FA3D98, 0xFD2183B8, 0x4AFCB56C, 0x2DD1D35B,
+                0x9A53E479, 0xB6F84565, 0xD28E49BC, 0x4BFB9790,
+                0xE1DDF2DA, 0xA4CB7E33, 0x62FB1341, 0xCEE4C6E8,
+                0xEF20CADA, 0x36774C01, 0xD07E9EFE, 0x2BF11FB4,
+                0x95DBDA4D, 0xAE909198, 0xEAAD8E71, 0x6B93D5A0,
+                0xD08ED1D0, 0xAFC725E0, 0x8E3C5B2F, 0x8E7594B7,
+                0x8FF6E2FB, 0xF2122B64, 0x8888B812, 0x900DF01C,
+                0x4FAD5EA0, 0x688FC31C, 0xD1CFF191, 0xB3A8C1AD,
+                0x2F2F2218, 0xBE0E1777, 0xEA752DFE, 0x8B021FA1,
+                0xE5A0CC0F, 0xB56F74E8, 0x18ACF3D6, 0xCE89E299,
+                0xB4A84FE0, 0xFD13E0B7, 0x7CC43B81, 0xD2ADA8D9,
+                0x165FA266, 0x80957705, 0x93CC7314, 0x211A1477,
+                0xE6AD2065, 0x77B5FA86, 0xC75442F5, 0xFB9D35CF,
+                0xEBCDAF0C, 0x7B3E89A0, 0xD6411BD3, 0xAE1E7E49,
+                0x00250E2D, 0x2071B35E, 0x226800BB, 0x57B8E0AF,
+                0x2464369B, 0xF009B91E, 0x5563911D, 0x59DFA6AA,
+                0x78C14389, 0xD95A537F, 0x207D5BA2, 0x02E5B9C5,
+                0x83260376, 0x6295CFA9, 0x11C81968, 0x4E734A41,
+                0xB3472DCA, 0x7B14A94A, 0x1B510052, 0x9A532915,
+                0xD60F573F, 0xBC9BC6E4, 0x2B60A476, 0x81E67400,
+                0x08BA6FB5, 0x571BE91F, 0xF296EC6B, 0x2A0DD915,
+                0xB6636521, 0xE7B9F9B6, 0xFF34052E, 0xC5855664,
+                0x53B02D5D, 0xA99F8FA1, 0x08BA4799, 0x6E85076A
+            ),
+            array(
+                0x4B7A70E9, 0xB5B32944, 0xDB75092E, 0xC4192623,
+                0xAD6EA6B0, 0x49A7DF7D, 0x9CEE60B8, 0x8FEDB266,
+                0xECAA8C71, 0x699A17FF, 0x5664526C, 0xC2B19EE1,
+                0x193602A5, 0x75094C29, 0xA0591340, 0xE4183A3E,
+                0x3F54989A, 0x5B429D65, 0x6B8FE4D6, 0x99F73FD6,
+                0xA1D29C07, 0xEFE830F5, 0x4D2D38E6, 0xF0255DC1,
+                0x4CDD2086, 0x8470EB26, 0x6382E9C6, 0x021ECC5E,
+                0x09686B3F, 0x3EBAEFC9, 0x3C971814, 0x6B6A70A1,
+                0x687F3584, 0x52A0E286, 0xB79C5305, 0xAA500737,
+                0x3E07841C, 0x7FDEAE5C, 0x8E7D44EC, 0x5716F2B8,
+                0xB03ADA37, 0xF0500C0D, 0xF01C1F04, 0x0200B3FF,
+                0xAE0CF51A, 0x3CB574B2, 0x25837A58, 0xDC0921BD,
+                0xD19113F9, 0x7CA92FF6, 0x94324773, 0x22F54701,
+                0x3AE5E581, 0x37C2DADC, 0xC8B57634, 0x9AF3DDA7,
+                0xA9446146, 0x0FD0030E, 0xECC8C73E, 0xA4751E41,
+                0xE238CD99, 0x3BEA0E2F, 0x3280BBA1, 0x183EB331,
+                0x4E548B38, 0x4F6DB908, 0x6F420D03, 0xF60A04BF,
+                0x2CB81290, 0x24977C79, 0x5679B072, 0xBCAF89AF,
+                0xDE9A771F, 0xD9930810, 0xB38BAE12, 0xDCCF3F2E,
+                0x5512721F, 0x2E6B7124, 0x501ADDE6, 0x9F84CD87,
+                0x7A584718, 0x7408DA17, 0xBC9F9ABC, 0xE94B7D8C,
+                0xEC7AEC3A, 0xDB851DFA, 0x63094366, 0xC464C3D2,
+                0xEF1C1847, 0x3215D908, 0xDD433B37, 0x24C2BA16,
+                0x12A14D43, 0x2A65C451, 0x50940002, 0x133AE4DD,
+                0x71DFF89E, 0x10314E55, 0x81AC77D6, 0x5F11199B,
+                0x043556F1, 0xD7A3C76B, 0x3C11183B, 0x5924A509,
+                0xF28FE6ED, 0x97F1FBFA, 0x9EBABF2C, 0x1E153C6E,
+                0x86E34570, 0xEAE96FB1, 0x860E5E0A, 0x5A3E2AB3,
+                0x771FE71C, 0x4E3D06FA, 0x2965DCB9, 0x99E71D0F,
+                0x803E89D6, 0x5266C825, 0x2E4CC978, 0x9C10B36A,
+                0xC6150EBA, 0x94E2EA78, 0xA5FC3C53, 0x1E0A2DF4,
+                0xF2F74EA7, 0x361D2B3D, 0x1939260F, 0x19C27960,
+                0x5223A708, 0xF71312B6, 0xEBADFE6E, 0xEAC31F66,
+                0xE3BC4595, 0xA67BC883, 0xB17F37D1, 0x018CFF28,
+                0xC332DDEF, 0xBE6C5AA5, 0x65582185, 0x68AB9802,
+                0xEECEA50F, 0xDB2F953B, 0x2AEF7DAD, 0x5B6E2F84,
+                0x1521B628, 0x29076170, 0xECDD4775, 0x619F1510,
+                0x13CCA830, 0xEB61BD96, 0x0334FE1E, 0xAA0363CF,
+                0xB5735C90, 0x4C70A239, 0xD59E9E0B, 0xCBAADE14,
+                0xEECC86BC, 0x60622CA7, 0x9CAB5CAB, 0xB2F3846E,
+                0x648B1EAF, 0x19BDF0CA, 0xA02369B9, 0x655ABB50,
+                0x40685A32, 0x3C2AB4B3, 0x319EE9D5, 0xC021B8F7,
+                0x9B540B19, 0x875FA099, 0x95F7997E, 0x623D7DA8,
+                0xF837889A, 0x97E32D77, 0x11ED935F, 0x16681281,
+                0x0E358829, 0xC7E61FD6, 0x96DEDFA1, 0x7858BA99,
+                0x57F584A5, 0x1B227263, 0x9B83C3FF, 0x1AC24696,
+                0xCDB30AEB, 0x532E3054, 0x8FD948E4, 0x6DBC3128,
+                0x58EBF2EF, 0x34C6FFEA, 0xFE28ED61, 0xEE7C3C73,
+                0x5D4A14D9, 0xE864B7E3, 0x42105D14, 0x203E13E0,
+                0x45EEE2B6, 0xA3AAABEA, 0xDB6C4F15, 0xFACB4FD0,
+                0xC742F442, 0xEF6ABBB5, 0x654F3B1D, 0x41CD2105,
+                0xD81E799E, 0x86854DC7, 0xE44B476A, 0x3D816250,
+                0xCF62A1F2, 0x5B8D2646, 0xFC8883A0, 0xC1C7B6A3,
+                0x7F1524C3, 0x69CB7492, 0x47848A0B, 0x5692B285,
+                0x095BBF00, 0xAD19489D, 0x1462B174, 0x23820E00,
+                0x58428D2A, 0x0C55F5EA, 0x1DADF43E, 0x233F7061,
+                0x3372F092, 0x8D937E41, 0xD65FECF1, 0x6C223BDB,
+                0x7CDE3759, 0xCBEE7460, 0x4085F2A7, 0xCE77326E,
+                0xA6078084, 0x19F8509E, 0xE8EFD855, 0x61D99735,
+                0xA969A7AA, 0xC50C06C2, 0x5A04ABFC, 0x800BCADC,
+                0x9E447A2E, 0xC3453484, 0xFDD56705, 0x0E1E9EC9,
+                0xDB73DBD3, 0x105588CD, 0x675FDA79, 0xE3674340,
+                0xC5C43465, 0x713E38D8, 0x3D28F89E, 0xF16DFF20,
+                0x153E21E7, 0x8FB03D4A, 0xE6E39F2B, 0xDB83ADF7
+            ),
+            array(
+                0xE93D5A68, 0x948140F7, 0xF64C261C, 0x94692934,
+                0x411520F7, 0x7602D4F7, 0xBCF46B2E, 0xD4A20068,
+                0xD4082471, 0x3320F46A, 0x43B7D4B7, 0x500061AF,
+                0x1E39F62E, 0x97244546, 0x14214F74, 0xBF8B8840,
+                0x4D95FC1D, 0x96B591AF, 0x70F4DDD3, 0x66A02F45,
+                0xBFBC09EC, 0x03BD9785, 0x7FAC6DD0, 0x31CB8504,
+                0x96EB27B3, 0x55FD3941, 0xDA2547E6, 0xABCA0A9A,
+                0x28507825, 0x530429F4, 0x0A2C86DA, 0xE9B66DFB,
+                0x68DC1462, 0xD7486900, 0x680EC0A4, 0x27A18DEE,
+                0x4F3FFEA2, 0xE887AD8C, 0xB58CE006, 0x7AF4D6B6,
+                0xAACE1E7C, 0xD3375FEC, 0xCE78A399, 0x406B2A42,
+                0x20FE9E35, 0xD9F385B9, 0xEE39D7AB, 0x3B124E8B,
+                0x1DC9FAF7, 0x4B6D1856, 0x26A36631, 0xEAE397B2,
+                0x3A6EFA74, 0xDD5B4332, 0x6841E7F7, 0xCA7820FB,
+                0xFB0AF54E, 0xD8FEB397, 0x454056AC, 0xBA489527,
+                0x55533A3A, 0x20838D87, 0xFE6BA9B7, 0xD096954B,
+                0x55A867BC, 0xA1159A58, 0xCCA92963, 0x99E1DB33,
+                0xA62A4A56, 0x3F3125F9, 0x5EF47E1C, 0x9029317C,
+                0xFDF8E802, 0x04272F70, 0x80BB155C, 0x05282CE3,
+                0x95C11548, 0xE4C66D22, 0x48C1133F, 0xC70F86DC,
+                0x07F9C9EE, 0x41041F0F, 0x404779A4, 0x5D886E17,
+                0x325F51EB, 0xD59BC0D1, 0xF2BCC18F, 0x41113564,
+                0x257B7834, 0x602A9C60, 0xDFF8E8A3, 0x1F636C1B,
+                0x0E12B4C2, 0x02E1329E, 0xAF664FD1, 0xCAD18115,
+                0x6B2395E0, 0x333E92E1, 0x3B240B62, 0xEEBEB922,
+                0x85B2A20E, 0xE6BA0D99, 0xDE720C8C, 0x2DA2F728,
+                0xD0127845, 0x95B794FD, 0x647D0862, 0xE7CCF5F0,
+                0x5449A36F, 0x877D48FA, 0xC39DFD27, 0xF33E8D1E,
+                0x0A476341, 0x992EFF74, 0x3A6F6EAB, 0xF4F8FD37,
+                0xA812DC60, 0xA1EBDDF8, 0x991BE14C, 0xDB6E6B0D,
+                0xC67B5510, 0x6D672C37, 0x2765D43B, 0xDCD0E804,
+                0xF1290DC7, 0xCC00FFA3, 0xB5390F92, 0x690FED0B,
+                0x667B9FFB, 0xCEDB7D9C, 0xA091CF0B, 0xD9155EA3,
+                0xBB132F88, 0x515BAD24, 0x7B9479BF, 0x763BD6EB,
+                0x37392EB3, 0xCC115979, 0x8026E297, 0xF42E312D,
+                0x6842ADA7, 0xC66A2B3B, 0x12754CCC, 0x782EF11C,
+                0x6A124237, 0xB79251E7, 0x06A1BBE6, 0x4BFB6350,
+                0x1A6B1018, 0x11CAEDFA, 0x3D25BDD8, 0xE2E1C3C9,
+                0x44421659, 0x0A121386, 0xD90CEC6E, 0xD5ABEA2A,
+                0x64AF674E, 0xDA86A85F, 0xBEBFE988, 0x64E4C3FE,
+                0x9DBC8057, 0xF0F7C086, 0x60787BF8, 0x6003604D,
+                0xD1FD8346, 0xF6381FB0, 0x7745AE04, 0xD736FCCC,
+                0x83426B33, 0xF01EAB71, 0xB0804187, 0x3C005E5F,
+                0x77A057BE, 0xBDE8AE24, 0x55464299, 0xBF582E61,
+                0x4E58F48F, 0xF2DDFDA2, 0xF474EF38, 0x8789BDC2,
+                0x5366F9C3, 0xC8B38E74, 0xB475F255, 0x46FCD9B9,
+                0x7AEB2661, 0x8B1DDF84, 0x846A0E79, 0x915F95E2,
+                0x466E598E, 0x20B45770, 0x8CD55591, 0xC902DE4C,
+                0xB90BACE1, 0xBB8205D0, 0x11A86248, 0x7574A99E,
+                0xB77F19B6, 0xE0A9DC09, 0x662D09A1, 0xC4324633,
+                0xE85A1F02, 0x09F0BE8C, 0x4A99A025, 0x1D6EFE10,
+                0x1AB93D1D, 0x0BA5A4DF, 0xA186F20F, 0x2868F169,
+                0xDCB7DA83, 0x573906FE, 0xA1E2CE9B, 0x4FCD7F52,
+                0x50115E01, 0xA70683FA, 0xA002B5C4, 0x0DE6D027,
+                0x9AF88C27, 0x773F8641, 0xC3604C06, 0x61A806B5,
+                0xF0177A28, 0xC0F586E0, 0x006058AA, 0x30DC7D62,
+                0x11E69ED7, 0x2338EA63, 0x53C2DD94, 0xC2C21634,
+                0xBBCBEE56, 0x90BCB6DE, 0xEBFC7DA1, 0xCE591D76,
+                0x6F05E409, 0x4B7C0188, 0x39720A3D, 0x7C927C24,
+                0x86E3725F, 0x724D9DB9, 0x1AC15BB4, 0xD39EB8FC,
+                0xED545578, 0x08FCA5B5, 0xD83D7CD3, 0x4DAD0FC4,
+                0x1E50EF5E, 0xB161E6F8, 0xA28514D9, 0x6C51133C,
+                0x6FD5C7E7, 0x56E14EC4, 0x362ABFCE, 0xDDC6C837,
+                0xD79A3234, 0x92638212, 0x670EFA8E, 0x406000E0
+            ),
+            array(
+                0x3A39CE37, 0xD3FAF5CF, 0xABC27737, 0x5AC52D1B,
+                0x5CB0679E, 0x4FA33742, 0xD3822740, 0x99BC9BBE,
+                0xD5118E9D, 0xBF0F7315, 0xD62D1C7E, 0xC700C47B,
+                0xB78C1B6B, 0x21A19045, 0xB26EB1BE, 0x6A366EB4,
+                0x5748AB2F, 0xBC946E79, 0xC6A376D2, 0x6549C2C8,
+                0x530FF8EE, 0x468DDE7D, 0xD5730A1D, 0x4CD04DC6,
+                0x2939BBDB, 0xA9BA4650, 0xAC9526E8, 0xBE5EE304,
+                0xA1FAD5F0, 0x6A2D519A, 0x63EF8CE2, 0x9A86EE22,
+                0xC089C2B8, 0x43242EF6, 0xA51E03AA, 0x9CF2D0A4,
+                0x83C061BA, 0x9BE96A4D, 0x8FE51550, 0xBA645BD6,
+                0x2826A2F9, 0xA73A3AE1, 0x4BA99586, 0xEF5562E9,
+                0xC72FEFD3, 0xF752F7DA, 0x3F046F69, 0x77FA0A59,
+                0x80E4A915, 0x87B08601, 0x9B09E6AD, 0x3B3EE593,
+                0xE990FD5A, 0x9E34D797, 0x2CF0B7D9, 0x022B8B51,
+                0x96D5AC3A, 0x017DA67D, 0xD1CF3ED6, 0x7C7D2D28,
+                0x1F9F25CF, 0xADF2B89B, 0x5AD6B472, 0x5A88F54C,
+                0xE029AC71, 0xE019A5E6, 0x47B0ACFD, 0xED93FA9B,
+                0xE8D3C48D, 0x283B57CC, 0xF8D56629, 0x79132E28,
+                0x785F0191, 0xED756055, 0xF7960E44, 0xE3D35E8C,
+                0x15056DD4, 0x88F46DBA, 0x03A16125, 0x0564F0BD,
+                0xC3EB9E15, 0x3C9057A2, 0x97271AEC, 0xA93A072A,
+                0x1B3F6D9B, 0x1E6321F5, 0xF59C66FB, 0x26DCF319,
+                0x7533D928, 0xB155FDF5, 0x03563482, 0x8ABA3CBB,
+                0x28517711, 0xC20AD9F8, 0xABCC5167, 0xCCAD925F,
+                0x4DE81751, 0x3830DC8E, 0x379D5862, 0x9320F991,
+                0xEA7A90C2, 0xFB3E7BCE, 0x5121CE64, 0x774FBE32,
+                0xA8B6E37E, 0xC3293D46, 0x48DE5369, 0x6413E680,
+                0xA2AE0810, 0xDD6DB224, 0x69852DFD, 0x09072166,
+                0xB39A460A, 0x6445C0DD, 0x586CDECF, 0x1C20C8AE,
+                0x5BBEF7DD, 0x1B588D40, 0xCCD2017F, 0x6BB4E3BB,
+                0xDDA26A7E, 0x3A59FF45, 0x3E350A44, 0xBCB4CDD5,
+                0x72EACEA8, 0xFA6484BB, 0x8D6612AE, 0xBF3C6F47,
+                0xD29BE463, 0x542F5D9E, 0xAEC2771B, 0xF64E6370,
+                0x740E0D8D, 0xE75B1357, 0xF8721671, 0xAF537D5D,
+                0x4040CB08, 0x4EB4E2CC, 0x34D2466A, 0x0115AF84,
+                0xE1B00428, 0x95983A1D, 0x06B89FB4, 0xCE6EA048,
+                0x6F3F3B82, 0x3520AB82, 0x011A1D4B, 0x277227F8,
+                0x611560B1, 0xE7933FDC, 0xBB3A792B, 0x344525BD,
+                0xA08839E1, 0x51CE794B, 0x2F32C9B7, 0xA01FBAC9,
+                0xE01CC87E, 0xBCC7D1F6, 0xCF0111C3, 0xA1E8AAC7,
+                0x1A908749, 0xD44FBD9A, 0xD0DADECB, 0xD50ADA38,
+                0x0339C32A, 0xC6913667, 0x8DF9317C, 0xE0B12B4F,
+                0xF79E59B7, 0x43F5BB3A, 0xF2D519FF, 0x27D9459C,
+                0xBF97222C, 0x15E6FC2A, 0x0F91FC71, 0x9B941525,
+                0xFAE59361, 0xCEB69CEB, 0xC2A86459, 0x12BAA8D1,
+                0xB6C1075E, 0xE3056A0C, 0x10D25065, 0xCB03A442,
+                0xE0EC6E0E, 0x1698DB3B, 0x4C98A0BE, 0x3278E964,
+                0x9F1F9532, 0xE0D392DF, 0xD3A0342B, 0x8971F21E,
+                0x1B0A7441, 0x4BA3348C, 0xC5BE7120, 0xC37632D8,
+                0xDF359F8D, 0x9B992F2E, 0xE60B6F47, 0x0FE3F11D,
+                0xE54CDA54, 0x1EDAD891, 0xCE6279CF, 0xCD3E7E6F,
+                0x1618B166, 0xFD2C1D05, 0x848FD2C5, 0xF6FB2299,
+                0xF523F357, 0xA6327623, 0x93A83531, 0x56CCCD02,
+                0xACF08162, 0x5A75EBB5, 0x6E163697, 0x88D273CC,
+                0xDE966292, 0x81B949D0, 0x4C50901B, 0x71C65614,
+                0xE6C6C7BD, 0x327A140A, 0x45E1D006, 0xC3F27B9A,
+                0xC9AA53FD, 0x62A80F00, 0xBB25BFE2, 0x35BDD2F6,
+                0x71126905, 0xB2040222, 0xB6CBCF7C, 0xCD769C2B,
+                0x53113EC0, 0x1640E3D3, 0x38ABBD60, 0x2547ADF0,
+                0xBA38209C, 0xF746CE76, 0x77AFA1C5, 0x20756060,
+                0x85CBFE4E, 0x8AE88DD8, 0x7AAAF9B0, 0x4CF9AA7E,
+                0x1948C25C, 0x02FB8A8C, 0x01C36AE4, 0xD6EBE1F9,
+                0x90D4F869, 0xA65CDEA0, 0x3F09252D, 0xC208E69F,
+                0xB74E6132, 0xCE77E25B, 0x578FDFE3, 0x3AC372E6
+            )
+        );
+    }
+    
+}
+
+?>

3rdparty/Sabre.includes.php

@@ -74,6 +74,7 @@ include 'Sabre/DAV/File.php';
 include 'Sabre/DAV/Directory.php';
 
 /* Utilities */
+include 'Sabre/DAV/SimpleCollection.php';
 include 'Sabre/DAV/SimpleDirectory.php';
 include 'Sabre/DAV/XMLUtil.php';
 include 'Sabre/DAV/URLUtil.php';

3rdparty/Sabre/CalDAV/Calendar.php

@@ -179,7 +179,12 @@ class Sabre_CalDAV_Calendar implements Sabre_DAV_ICollection, Sabre_DAV_IPropert
 
         $calendarData = stream_get_contents($calendarData);
 
-        $supportedComponents = $this->calendarInfo['{' . Sabre_CalDAV_Plugin::NS_CALDAV . '}supported-calendar-component-set']->getValue();
+        $supportedComponents = $this->calendarInfo['{' . Sabre_CalDAV_Plugin::NS_CALDAV . '}supported-calendar-component-set'];
+        if ($supportedComponents) {
+            $supportedComponents = $supportedComponents->getValue();
+        } else {
+            $supportedComponents = null;
+        }
         Sabre_CalDAV_ICalendarUtil::validateICalendarObject($calendarData, $supportedComponents);
 
         $this->caldavBackend->createCalendarObject($this->calendarInfo['id'],$name,$calendarData);

3rdparty/Sabre/CalDAV/CalendarObject.php

@@ -93,7 +93,12 @@ class Sabre_CalDAV_CalendarObject extends Sabre_DAV_File implements Sabre_DAVACL
         if (is_resource($calendarData))
             $calendarData = stream_get_contents($calendarData);
 
-        $supportedComponents = $this->calendarInfo['{' . Sabre_CalDAV_Plugin::NS_CALDAV . '}supported-calendar-component-set']->getValue();
+        $supportedComponents = $this->calendarInfo['{' . Sabre_CalDAV_Plugin::NS_CALDAV . '}supported-calendar-component-set'];
+        if ($supportedComponents) {
+            $supportedComponents = $supportedComponents->getValue();
+        } else {
+            $supportedComponents = null;
+        }
         Sabre_CalDAV_ICalendarUtil::validateICalendarObject($calendarData, $supportedComponents);
 
         $this->caldavBackend->updateCalendarObject($this->calendarInfo['id'],$this->objectData['uri'],$calendarData);

3rdparty/Sabre/CalDAV/CalendarRootNode.php

@@ -25,8 +25,15 @@ class Sabre_CalDAV_CalendarRootNode extends Sabre_DAVACL_AbstractPrincipalCollec
      *
      * This constructor needs both an authentication and a caldav backend.
      *
+     * By default this class will show a list of calendar collections for 
+     * principals in the 'principals' collection. If your main principals are 
+     * actually located in a different path, use the $principalPrefix argument 
+     * to override this.
+     *
+     *
      * @param Sabre_DAVACL_IPrincipalBackend $principalBackend 
      * @param Sabre_CalDAV_Backend_Abstract $caldavBackend 
+     * @param string $principalPrefix
      */
     public function __construct(Sabre_DAVACL_IPrincipalBackend $principalBackend,Sabre_CalDAV_Backend_Abstract $caldavBackend, $principalPrefix = 'principals') {
 

3rdparty/Sabre/CalDAV/ICalendarUtil.php

@@ -20,12 +20,12 @@ class Sabre_CalDAV_ICalendarUtil {
      *
      * This method makes sure this ICalendar object is properly formatted.
      * If we can't parse it, we'll throw exceptions.
-     * 
+     *
      * @param string $icalData 
      * @param array $allowedComponents 
      * @return bool 
      */
-    static function validateICalendarObject($icalData, array $allowedComponents) {
+    static function validateICalendarObject($icalData, array $allowedComponents = null) {
 
         $xcal = simplexml_load_string(self::toXCal($icalData));
         if (!$xcal) throw new Sabre_CalDAV_Exception_InvalidICalendarObject('Invalid calendarobject format');
@@ -44,7 +44,9 @@ class Sabre_CalDAV_ICalendarUtil {
             throw new Sabre_CalDAV_Exception_InvalidICalendarObject('One VEVENT, VTODO, VJOURNAL or VFREEBUSY must be specified. 0 found.');
         }
         $component = $componentsFound[0];
-        
+
+        if (is_null($allowedComponents)) return true;
+
         // Check if the component is allowed
         $name = $component->getName();
         if (!in_array(strtoupper($name),$allowedComponents)) {

3rdparty/Sabre/CardDAV/AddressBook.php

@@ -15,7 +15,7 @@
  *
  * The AddressBook can contain multiple vcards
  */
-class Sabre_CardDAV_AddressBook extends Sabre_DAV_Directory implements Sabre_CardDAV_IAddressBook, Sabre_DAV_IProperties {
+class Sabre_CardDAV_AddressBook extends Sabre_DAV_Collection implements Sabre_CardDAV_IAddressBook, Sabre_DAV_IProperties, Sabre_DAVACL_IACL {
 
     /**
      * This is an array with addressbook information 
@@ -129,8 +129,7 @@ class Sabre_CardDAV_AddressBook extends Sabre_DAV_Directory implements Sabre_Car
     }
 
     /**
-     * Renames the addressbook. Note that most calendars use the 
-     * {DAV:}displayname to display a name to display a name. 
+     * Renames the addressbook
      * 
      * @param string $newName 
      * @return void
@@ -221,5 +220,76 @@ class Sabre_CardDAV_AddressBook extends Sabre_DAV_Directory implements Sabre_Car
 
     }
 
+    /**
+     * Returns the owner principal
+     *
+     * This must be a url to a principal, or null if there's no owner 
+     * 
+     * @return string|null
+     */
+    public function getOwner() {
+
+        return $this->addressBookInfo['principaluri'];
+
+    }
+
+    /**
+     * Returns a group principal
+     *
+     * This must be a url to a principal, or null if there's no owner
+     * 
+     * @return string|null 
+     */
+    public function getGroup() {
+
+        return null;
+
+    }
+
+    /**
+     * Returns a list of ACE's for this node.
+     *
+     * Each ACE has the following properties:
+     *   * 'privilege', a string such as {DAV:}read or {DAV:}write. These are 
+     *     currently the only supported privileges
+     *   * 'principal', a url to the principal who owns the node
+     *   * 'protected' (optional), indicating that this ACE is not allowed to 
+     *      be updated. 
+     * 
+     * @return array 
+     */
+    public function getACL() {
+
+        return array(
+            array(
+                'privilege' => '{DAV:}read',
+                'principal' => $this->addressBookInfo['principaluri'],
+                'protected' => true,
+            ),
+            array(
+                'privilege' => '{DAV:}write',
+                'principal' => $this->addressBookInfo['principaluri'],
+                'protected' => true,
+            ),
+
+        );
+
+    }
+
+    /**
+     * Updates the ACL
+     *
+     * This method will receive a list of new ACE's. 
+     * 
+     * @param array $acl 
+     * @return void
+     */
+    public function setACL(array $acl) {
+
+        throw new Sabre_DAV_Exception_MethodNotAllowed('Changing ACL is not yet supported');
+
+    }
+
+
 
 }

3rdparty/Sabre/CardDAV/AddressBookRoot.php

@@ -32,13 +32,19 @@ class Sabre_CardDAV_AddressBookRoot extends Sabre_DAVACL_AbstractPrincipalCollec
      *
      * This constructor needs both a principal and a carddav backend.
      *
+     * By default this class will show a list of addressbook collections for 
+     * principals in the 'principals' collection. If your main principals are 
+     * actually located in a different path, use the $principalPrefix argument 
+     * to override this.
+     *
      * @param Sabre_DAVACL_IPrincipalBackend $principalBackend 
-     * @param Sabre_CardDAV_Backend_Abstract $carddavBackend 
+     * @param Sabre_CardDAV_Backend_Abstract $carddavBackend
+     * @param string $principalPrefix 
      */
-    public function __construct(Sabre_DAVACL_IPrincipalBackend $principalBackend,Sabre_CardDAV_Backend_Abstract $carddavBackend) {
+    public function __construct(Sabre_DAVACL_IPrincipalBackend $principalBackend,Sabre_CardDAV_Backend_Abstract $carddavBackend, $principalPrefix = 'principals') {
 
         $this->carddavBackend = $carddavBackend;
-        parent::__construct($principalBackend);
+        parent::__construct($principalBackend, $principalPrefix);
 
     }
 

3rdparty/Sabre/CardDAV/Backend/PDO.php

@@ -22,14 +22,26 @@ class Sabre_CardDAV_Backend_PDO extends Sabre_CardDAV_Backend_Abstract {
      */
     protected $pdo;
 
+    /**
+     * The PDO table name used to store addressbooks
+     */
+    protected $addressBooksTableName;
+
+    /**
+     * The PDO table name used to store cards
+     */
+    protected $cardsTableName;
+
     /**
      * Sets up the object 
      * 
      * @param PDO $pdo 
      */
-    public function __construct(PDO $pdo) {
+    public function __construct(PDO $pdo, $addressBooksTableName = 'addressbooks', $cardsTableName = 'cards') {
 
         $this->pdo = $pdo;
+        $this->addressBooksTableName = $addressBooksTableName;
+        $this->cardsTableName = $cardsTableName; 
 
     }
 
@@ -41,7 +53,7 @@ class Sabre_CardDAV_Backend_PDO extends Sabre_CardDAV_Backend_Abstract {
      */
     public function getAddressBooksForUser($principalUri) {
 
-        $stmt = $this->pdo->prepare('SELECT id, uri, displayname, principaluri, description, ctag FROM addressbooks WHERE principaluri = ?');
+        $stmt = $this->pdo->prepare('SELECT id, uri, displayname, principaluri, description, ctag FROM `'.$this->addressBooksTableName.'` WHERE principaluri = ?');
         $result = $stmt->execute(array($principalUri));
 
         $addressBooks = array();
@@ -101,7 +113,7 @@ class Sabre_CardDAV_Backend_PDO extends Sabre_CardDAV_Backend_Abstract {
             return false;
         }
 
-        $query = 'UPDATE addressbooks SET ctag = ctag + 1 ';
+        $query = 'UPDATE `' . $this->addressBooksTableName . '` SET ctag = ctag + 1 ';
         foreach($updates as $key=>$value) {
             $query.=', `' . $key . '` = :' . $key . ' ';
         }
@@ -148,7 +160,7 @@ class Sabre_CardDAV_Backend_PDO extends Sabre_CardDAV_Backend_Abstract {
 
         }
 
-        $query = 'INSERT INTO addressbooks (uri, displayname, description, principaluri, ctag) VALUES (:uri, :displayname, :description, :principaluri, 1)';
+        $query = 'INSERT INTO `' . $this->addressBooksTableName . '` (uri, displayname, description, principaluri, ctag) VALUES (:uri, :displayname, :description, :principaluri, 1)';
         $stmt = $this->pdo->prepare($query);
         $stmt->execute($values);
 
@@ -162,10 +174,10 @@ class Sabre_CardDAV_Backend_PDO extends Sabre_CardDAV_Backend_Abstract {
      */
     public function deleteAddressBook($addressBookId) {
 
-        $stmt = $this->pdo->prepare('DELETE FROM cards WHERE addressbookid = ?');
+        $stmt = $this->pdo->prepare('DELETE FROM `' . $this->cardsTableName . '` WHERE addressbookid = ?');
         $stmt->execute(array($addressBookId));
 
-        $stmt = $this->pdo->prepare('DELETE FROM addressbooks WHERE id = ?');
+        $stmt = $this->pdo->prepare('DELETE FROM `' . $this->addressBooksTableName . '` WHERE id = ?');
         $stmt->execute(array($addressBookId));
 
     }
@@ -178,7 +190,7 @@ class Sabre_CardDAV_Backend_PDO extends Sabre_CardDAV_Backend_Abstract {
      */
     public function getCards($addressbookId) {
 
-        $stmt = $this->pdo->prepare('SELECT id, carddata, uri, lastmodified FROM cards WHERE addressbookid = ?');
+        $stmt = $this->pdo->prepare('SELECT id, carddata, uri, lastmodified FROM `' . $this->cardsTableName . '` WHERE addressbookid = ?');
         $stmt->execute(array($addressbookId));
 
         return $stmt->fetchAll(PDO::FETCH_ASSOC);
@@ -194,7 +206,7 @@ class Sabre_CardDAV_Backend_PDO extends Sabre_CardDAV_Backend_Abstract {
      */
     public function getCard($addressBookId, $cardUri) {
 
-        $stmt = $this->pdo->prepare('SELECT id, carddata, uri, lastmodified FROM cards WHERE addressbookid = ? AND uri = ? LIMIT 1');
+        $stmt = $this->pdo->prepare('SELECT id, carddata, uri, lastmodified FROM `' . $this->cardsTableName . '` WHERE addressbookid = ? AND uri = ? LIMIT 1');
         $stmt->execute(array($addressBookId, $cardUri));
 
         $result = $stmt->fetchAll(PDO::FETCH_ASSOC);
@@ -213,11 +225,11 @@ class Sabre_CardDAV_Backend_PDO extends Sabre_CardDAV_Backend_Abstract {
      */
     public function createCard($addressBookId, $cardUri, $cardData) {
 
-        $stmt = $this->pdo->prepare('INSERT INTO cards (carddata, uri, lastmodified, addressbookid) VALUES (?, ?, ?, ?)');
+        $stmt = $this->pdo->prepare('INSERT INTO `' . $this->cardsTableName . '` (carddata, uri, lastmodified, addressbookid) VALUES (?, ?, ?, ?)');
 
         $result = $stmt->execute(array($cardData, $cardUri, time(), $addressBookId));
 
-        $stmt2 = $this->pdo->prepare('UPDATE addressbooks SET ctag = ctag + 1 WHERE id = ?');
+        $stmt2 = $this->pdo->prepare('UPDATE `' . $this->addressBooksTableName . '` SET ctag = ctag + 1 WHERE id = ?');
         $stmt2->execute(array($addressBookId));
 
         return $result;
@@ -234,10 +246,10 @@ class Sabre_CardDAV_Backend_PDO extends Sabre_CardDAV_Backend_Abstract {
      */
     public function updateCard($addressBookId, $cardUri, $cardData) {
 
-        $stmt = $this->pdo->prepare('UPDATE cards SET carddata = ?, lastmodified = ? WHERE uri = ? AND addressbookid =?');
+        $stmt = $this->pdo->prepare('UPDATE `' . $this->cardsTableName . '` SET carddata = ?, lastmodified = ? WHERE uri = ? AND addressbookid =?');
         $result = $stmt->execute(array($cardData, time(), $cardUri, $addressBookId));
 
-        $stmt2 = $this->pdo->prepare('UPDATE addressbooks SET ctag = ctag + 1 WHERE id = ?');
+        $stmt2 = $this->pdo->prepare('UPDATE `' . $this->addressBooksTableName . '` SET ctag = ctag + 1 WHERE id = ?');
         $stmt2->execute(array($addressBookId));
 
         return $stmt->rowCount()===1;
@@ -253,10 +265,10 @@ class Sabre_CardDAV_Backend_PDO extends Sabre_CardDAV_Backend_Abstract {
      */
     public function deleteCard($addressBookId, $cardUri) {
 
-        $stmt = $this->pdo->prepare('DELETE FROM cards WHERE addressbookid = ? AND uri = ?');
+        $stmt = $this->pdo->prepare('DELETE FROM `' . $this->cardsTableName . '` WHERE addressbookid = ? AND uri = ?');
         $stmt->execute(array($addressBookId, $cardUri));
 
-        $stmt2 = $this->pdo->prepare('UPDATE addressbooks SET ctag = ctag + 1 WHERE id = ?');
+        $stmt2 = $this->pdo->prepare('UPDATE `' . $this->addressBooksTableName . '` SET ctag = ctag + 1 WHERE id = ?');
         $stmt2->execute(array($addressBookId));
 
         return $stmt->rowCount()===1;

3rdparty/Sabre/CardDAV/Card.php

@@ -13,7 +13,7 @@
 /**
  * The Card object represents a single Card from an addressbook
  */ 
-class Sabre_CardDAV_Card extends Sabre_DAV_File implements Sabre_CardDAV_ICard {
+class Sabre_CardDAV_Card extends Sabre_DAV_File implements Sabre_CardDAV_ICard, Sabre_DAVACL_IACL {
 
     /**
      * CardDAV backend
@@ -147,5 +147,75 @@ class Sabre_CardDAV_Card extends Sabre_DAV_File implements Sabre_CardDAV_ICard {
         return strlen($this->cardData['carddata']);
 
     }
+
+    /**
+     * Returns the owner principal
+     *
+     * This must be a url to a principal, or null if there's no owner 
+     * 
+     * @return string|null
+     */
+    public function getOwner() {
+
+        return $this->addressBookInfo['principaluri'];
+
+    }
+
+    /**
+     * Returns a group principal
+     *
+     * This must be a url to a principal, or null if there's no owner
+     * 
+     * @return string|null 
+     */
+    public function getGroup() {
+
+        return null;
+
+    }
+
+    /**
+     * Returns a list of ACE's for this node.
+     *
+     * Each ACE has the following properties:
+     *   * 'privilege', a string such as {DAV:}read or {DAV:}write. These are 
+     *     currently the only supported privileges
+     *   * 'principal', a url to the principal who owns the node
+     *   * 'protected' (optional), indicating that this ACE is not allowed to 
+     *      be updated. 
+     * 
+     * @return array 
+     */
+    public function getACL() {
+
+        return array(
+            array(
+                'privilege' => '{DAV:}read',
+                'principal' => $this->addressBookInfo['principaluri'],
+                'protected' => true,
+            ),
+            array(
+                'privilege' => '{DAV:}write',
+                'principal' => $this->addressBookInfo['principaluri'],
+                'protected' => true,
+            ),
+        );
+
+    }
+
+    /**
+     * Updates the ACL
+     *
+     * This method will receive a list of new ACE's. 
+     * 
+     * @param array $acl 
+     * @return void
+     */
+    public function setACL(array $acl) {
+
+        throw new Sabre_DAV_Exception_MethodNotAllowed('Changing ACL is not yet supported');
+
+    }
+
 }