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server/usr/share/psa-pear/pear/php/Horde/Xml/Wbxml.php
2026-01-07 20:52:11 +01:00

244 lines
9.3 KiB
PHP

<?php
/**
* Copyright 2003-2017 Horde LLC (http://www.horde.org/)
*
* See the enclosed file COPYING for license information (LGPL). If you
* did not receive this file, see http://www.horde.org/licenses/lgpl21.
*
* @author Anthony Mills <amills@pyramid6.com>
* @package Xml_Wbxml
*/
class Horde_Xml_Wbxml
{
/* Constants are from Binary XML Content Format Specification Version 1.3,
* 25 July 2001 found at http://www.wapforum.org */
/* From 7.1 Global Tokens. */
const GLOBAL_TOKEN_SWITCH_PAGE = 0; // 0x00
const GLOBAL_TOKEN_END = 1; // 0x01
const GLOBAL_TOKEN_ENTITY = 2; // 0x02
const GLOBAL_TOKEN_STR_I = 3; // 0x03
const GLOBAL_TOKEN_LITERAL = 4; // 0x04
const GLOBAL_TOKEN_EXT_I_0 = 64; // 0x40
const GLOBAL_TOKEN_EXT_I_1 = 65; // 0x41
const GLOBAL_TOKEN_EXT_I_2 = 66; // 0x42
const GLOBAL_TOKEN_PI = 67; // 0x43
const GLOBAL_TOKEN_LITERAL_C = 68; // 0x44
const GLOBAL_TOKEN_EXT_T_0 = 128; // 0x80
const GLOBAL_TOKEN_EXT_T_1 = 129; // 0x81
const GLOBAL_TOKEN_EXT_T_2 = 130; // 0x82
const GLOBAL_TOKEN_STR_T = 131; // 0x83
const GLOBAL_TOKEN_LITERAL_A = 132; // 0x84
const GLOBAL_TOKEN_EXT_0 = 192; // 0xC0
const GLOBAL_TOKEN_EXT_1 = 193; // 0xC1
const GLOBAL_TOKEN_EXT_2 = 194; // 0xC2
const GLOBAL_TOKEN_OPAQUE = 195; // 0xC3
const GLOBAL_TOKEN_LITERAL_AC = 196; // 0xC4
/* Only default character encodings from J2SE are currently supported. */
const CHARSET_US_ASCII = 'US-ASCII';
const CHARSET_ISO_8859_1 = 'ISO-8859-1';
const CHARSET_UTF_8 = 'UTF-8';
const CHARSET_UTF_16BE = 'UTF-16BE';
const CHARSET_UTF_16LE = 'UTF-16LE';
const CHARSET_UTF_16 = 'UTF-16';
/**
* Decoding Multi-byte Integers from Section 5.1
*
* Use long because it is unsigned.
*/
public static function MBUInt32ToInt($in, &$pos)
{
$val = 0;
do {
$b = ord($in[$pos++]);
$val <<= 7; // Bitshift left 7 bits.
$val += ($b & 127);
} while (($b & 128) != 0);
return $val;
}
/**
* Encoding Multi-byte Integers from Section 5.1
*/
public static function intToMBUInt32(&$out, $i)
{
if ($i > 268435455) {
$bytes0 = 0 | Horde_Xml_Wbxml::getBits(0, $i);
$bytes1 = 128 | Horde_Xml_Wbxml::getBits(1, $i);
$bytes2 = 128 | Horde_Xml_Wbxml::getBits(2, $i);
$bytes3 = 128 | Horde_Xml_Wbxml::getBits(3, $i);
$bytes4 = 128 | Horde_Xml_Wbxml::getBits(4, $i);
$out .= chr($bytes4) . chr($bytes3) . chr($bytes2) . chr($bytes1) . chr($bytes0);
} elseif ($i > 2097151) {
$bytes0 = 0 | Horde_Xml_Wbxml::getBits(0, $i);
$bytes1 = 128 | Horde_Xml_Wbxml::getBits(1, $i);
$bytes2 = 128 | Horde_Xml_Wbxml::getBits(2, $i);
$bytes3 = 128 | Horde_Xml_Wbxml::getBits(3, $i);
$out .= chr($bytes3) . chr($bytes2) . chr($bytes1) . chr($bytes0);
} elseif ($i > 16383) {
$bytes0 = 0 | Horde_Xml_Wbxml::getBits(0, $i);
$bytes1 = 128 | Horde_Xml_Wbxml::getBits(1, $i);
$bytes2 = 128 | Horde_Xml_Wbxml::getBits(2, $i);
$out .= chr($bytes2) . chr($bytes1) . chr($bytes0);
} elseif ($i > 127) {
$bytes0 = 0 | Horde_Xml_Wbxml::getBits(0, $i);
$bytes1 = 128 | Horde_Xml_Wbxml::getBits(1, $i);
$out .= chr($bytes1) . chr($bytes0);
} else {
$bytes0 = 0 | Horde_Xml_Wbxml::getBits(0, $i);
$out .= chr($bytes0);
}
}
public static function getBits($num, $l)
{
switch ($num) {
case 0:
return $l & 127; // 0x7F
case 1:
return ($l >> 7) & 127; // 0x7F
case 2:
return ($l >> 14) & 127; // 0x7F
case 3:
return ($l >> 21) & 127; // 0x7F
case 4:
return ($l >> 28) & 127; // 0x7F
}
return 0;
}
public static function getDPIString($i)
{
/**
* ADD CHAPTER
*/
$DPIString = array(2 => Horde_Xml_Wbxml_Dtd::WML_1_0,
3 => Horde_Xml_Wbxml_Dtd::WTA_1_0,
4 => Horde_Xml_Wbxml_Dtd::WML_1_1,
5 => Horde_Xml_Wbxml_Dtd::SI_1_1,
6 => Horde_Xml_Wbxml_Dtd::SL_1_0,
7 => Horde_Xml_Wbxml_Dtd::CO_1_0,
8 => Horde_Xml_Wbxml_Dtd::CHANNEL_1_1,
9 => Horde_Xml_Wbxml_Dtd::WML_1_2,
10 => Horde_Xml_Wbxml_Dtd::WML_1_3,
11 => Horde_Xml_Wbxml_Dtd::PROV_1_0,
12 => Horde_Xml_Wbxml_Dtd::WTA_WML_1_2,
13 => Horde_Xml_Wbxml_Dtd::CHANNEL_1_2,
// Not all SyncML clients know this, so we
// should use the string table.
// 0xFD1 => Horde_Xml_Wbxml_Dtd::SYNCML_1_1,
// These codes are taken from libwbxml wbxml_tables.h:
4049 => Horde_Xml_Wbxml_Dtd::SYNCML_1_0, // 0x0fd1
4050 => Horde_Xml_Wbxml_Dtd::DEVINF_1_0, // 0x0fd2
4051 => Horde_Xml_Wbxml_Dtd::SYNCML_1_1, // 0x0fd3
4052 => Horde_Xml_Wbxml_Dtd::DEVINF_1_1, // 0x0fd4
4609 => Horde_Xml_Wbxml_Dtd::SYNCML_1_2, // 0x1201
//@todo: verify this:
4611 => Horde_Xml_Wbxml_Dtd::DEVINF_1_2 // 0x1203
// taken from libxml but might be wrong:
// 4610 => Horde_Xml_Wbxml_Dtd::DEVINF_1_2, // 0x1202
// 4611 => Horde_Xml_Wbxml_Dtd::METINF_1_2 // 0x1203
);
return isset($DPIString[$i]) ? $DPIString[$i] : null;
}
public static function getDPIInt($dpi)
{
/**
* ADD CHAPTER
*/
$DPIInt = array(Horde_Xml_Wbxml_Dtd::WML_1_0 => 2,
Horde_Xml_Wbxml_Dtd::WTA_1_0 => 3,
Horde_Xml_Wbxml_Dtd::WML_1_1 => 4,
Horde_Xml_Wbxml_Dtd::SI_1_1 => 5,
Horde_Xml_Wbxml_Dtd::SL_1_0 => 6,
Horde_Xml_Wbxml_Dtd::CO_1_0 => 7,
Horde_Xml_Wbxml_Dtd::CHANNEL_1_1 => 8,
Horde_Xml_Wbxml_Dtd::WML_1_2 => 9,
Horde_Xml_Wbxml_Dtd::WML_1_3 => 10,
Horde_Xml_Wbxml_Dtd::PROV_1_0 => 11,
Horde_Xml_Wbxml_Dtd::WTA_WML_1_2 => 12,
Horde_Xml_Wbxml_Dtd::CHANNEL_1_2 => 13,
// Not all SyncML clients know this, so maybe we
// should use the string table.
// These codes are taken from libwbxml wbxml_tables.h:
Horde_Xml_Wbxml_Dtd::SYNCML_1_0 => 4049,
Horde_Xml_Wbxml_Dtd::DEVINF_1_0 => 4050,
Horde_Xml_Wbxml_Dtd::SYNCML_1_1 => 4051,
Horde_Xml_Wbxml_Dtd::DEVINF_1_1 => 4052,
Horde_Xml_Wbxml_Dtd::SYNCML_1_2 => 4609, // 0x1201
// Horde_Xml_Wbxml_Dtd::DEVINF_1_2 => 4610, // 0x1202
// Horde_Xml_Wbxml_Dtd::METINF_1_2 => 4611 // 0x1203
//@todo: verify this
Horde_Xml_Wbxml_Dtd::DEVINF_1_2 => 4611 // 0x1203
// Horde_Xml_Wbxml_Dtd::SYNCML_1_1 => 0xFD1,
// Horde_Xml_Wbxml_Dtd::DEVINF_1_1 => 0xFD2,
);
return isset($DPIInt[$dpi]) ? $DPIInt[$dpi] : 0;
}
/**
* Returns the character encoding.
* only default character encodings from J2SE are supported
* from http://www.iana.org/assignments/character-sets
* and http://java.sun.com/j2se/1.4.2/docs/api/java/nio/charset/Charset.html
*/
public static function getCharsetString($cs)
{
/**
* From http://www.iana.org/assignments/character-sets
*/
$charsetString = array(3 => 'US-ASCII',
4 => 'ISO-8859-1',
106 => 'UTF-8',
1013 => 'UTF-16BE',
1014 => 'UTF-16LE',
1015 => 'UTF-16');
return isset($charsetString[$cs]) ? $charsetString[$cs] : null;
}
/**
* Returns the character encoding.
*
* Only default character encodings from J2SE are supported.
*
* From http://www.iana.org/assignments/character-sets and
* http://java.sun.com/j2se/1.4.2/docs/api/java/nio/charset/Charset.html
*/
public static function getCharsetInt($cs)
{
/**
* From http://www.iana.org/assignments/character-sets
*/
$charsetInt = array('US-ASCII' => 3,
'ISO-8859-1' => 4,
'UTF-8' => 106,
'UTF-16BE' => 1013,
'UTF-16LE' => 1014,
'UTF-16' => 1015);
return isset($charsetInt[$cs]) ? $charsetInt[$cs] : null;
}
}