mirror of
https://github.com/EGroupware/egroupware.git
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535 lines
15 KiB
PHP
535 lines
15 KiB
PHP
<?php
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// by Edd Dumbill (C) 1999-2001
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// <edd@usefulinc.com>
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// xmlrpc.inc,v 1.18 2001/07/06 18:23:57 edmundd
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// License is granted to use or modify this software ("XML-RPC for PHP")
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// for commercial or non-commercial use provided the copyright of the author
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// is preserved in any distributed or derivative work.
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// THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESSED OR
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// IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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// OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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// IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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// INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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// NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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// THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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if (!function_exists('xml_parser_create'))
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{
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// Win 32 fix. From: "Leo West" <lwest@imaginet.fr>
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if($WINDIR)
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{
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dl('php3_xml.dll');
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}
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else
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{
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dl('xml.so');
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}
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}
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define('xmlrpcI4','i4');
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define('xmlrpcInt','int');
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define('xmlrpcBoolean','boolean');
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define('xmlrpcDouble','double');
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define('xmlrpcString','string');
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define('xmlrpcDateTime','dateTime.iso8601');
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define('xmlrpcBase64','base64');
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define('xmlrpcArray','array');
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define('xmlrpcStruct','struct');
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$GLOBALS['xmlrpcTypes'] = array(
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xmlrpcI4 => 1,
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xmlrpcInt => 1,
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xmlrpcBoolean => 1,
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xmlrpcString => 1,
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xmlrpcDouble => 1,
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xmlrpcDateTime => 1,
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xmlrpcBase64 => 1,
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xmlrpcArray => 2,
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xmlrpcStruct => 3
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);
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$GLOBALS['xmlEntities']=array(
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'amp' => '&',
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'quot' => '"',
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'lt' => '<',
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'gt' => '>',
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'apos' => "'"
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);
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$GLOBALS['xmlrpcerr']['unknown_method'] = 1;
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$GLOBALS['xmlrpcstr']['unknown_method'] = 'Unknown method';
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$GLOBALS['xmlrpcerr']['invalid_return'] = 2;
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$GLOBALS['xmlrpcstr']['invalid_return'] = 'Invalid return payload: enabling debugging to examine incoming payload';
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$GLOBALS['xmlrpcerr']['incorrect_params'] = 3;
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$GLOBALS['xmlrpcstr']['incorrect_params'] = 'Incorrect parameters passed to method';
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$GLOBALS['xmlrpcerr']['introspect_unknown'] = 4;
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$GLOBALS['xmlrpcstr']['introspect_unknown'] = "Can't introspect: method unknown";
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$GLOBALS['xmlrpcerr']['http_error'] = 5;
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$GLOBALS['xmlrpcstr']['http_error'] = "Didn't receive 200 OK from remote server.";
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$GLOBALS['xmlrpc_defencoding'] = 'UTF-8';
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$GLOBALS['xmlrpcName'] = 'XML-RPC for PHP';
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$GLOBALS['xmlrpcVersion'] = '1.0b9';
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// let user errors start at 800
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$GLOBALS['xmlrpcerruser'] = 800;
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// let XML parse errors start at 100
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$GLOBALS['xmlrpcerrxml'] = 100;
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// formulate backslashes for escaping regexp
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$GLOBALS['xmlrpc_backslash'] = chr(92) . chr(92);
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// used to store state during parsing
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// quick explanation of components:
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// st - used to build up a string for evaluation
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// ac - used to accumulate values
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// qt - used to decide if quotes are needed for evaluation
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// cm - used to denote struct or array (comma needed)
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// isf - used to indicate a fault
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// lv - used to indicate "looking for a value": implements
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// the logic to allow values with no types to be strings
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// params - used to store parameters in method calls
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// method - used to store method name
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$GLOBALS['_xh']=array();
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function xmlrpc_entity_decode($string)
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{
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$top = split('&', $string);
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$op = '';
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$i = 0;
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while($i<sizeof($top))
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{
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if (ereg("^([#a-zA-Z0-9]+);", $top[$i], $regs))
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{
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$op .= ereg_replace("^[#a-zA-Z0-9]+;",
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xmlrpc_lookup_entity($regs[1]), $top[$i]);
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}
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else
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{
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if ($i == 0)
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{
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$op = $top[$i];
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}
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else
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{
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$op .= '&' . $top[$i];
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}
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}
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$i++;
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}
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return $op;
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}
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function xmlrpc_lookup_entity($ent)
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{
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if (isset($GLOBALS['xmlEntities'][strtolower($ent)]))
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{
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return $GLOBALS['xmlEntities'][strtolower($ent)];
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}
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if (ereg("^#([0-9]+)$", $ent, $regs))
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{
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return chr($regs[1]);
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}
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return '?';
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}
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function xmlrpc_se($parser, $name, $attrs)
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{
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switch($name)
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{
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case 'STRUCT':
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case 'ARRAY':
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$GLOBALS['_xh'][$parser]['st'] .= 'array(';
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$GLOBALS['_xh'][$parser]['cm']++;
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// this last line turns quoting off
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// this means if we get an empty array we'll
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// simply get a bit of whitespace in the eval
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$GLOBALS['_xh'][$parser]['qt']=0;
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break;
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case 'NAME':
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$GLOBALS['_xh'][$parser]['st'] .= "'";
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$GLOBALS['_xh'][$parser]['ac'] = '';
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break;
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case 'FAULT':
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$GLOBALS['_xh'][$parser]['isf'] = 1;
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break;
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case 'PARAM':
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$GLOBALS['_xh'][$parser]['st'] = '';
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break;
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case 'VALUE':
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$GLOBALS['_xh'][$parser]['st'] .= " CreateObject('phpgwapi.xmlrpcval',";
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$GLOBALS['_xh'][$parser]['vt'] = xmlrpcString;
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$GLOBALS['_xh'][$parser]['ac'] = '';
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$GLOBALS['_xh'][$parser]['qt'] = 0;
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$GLOBALS['_xh'][$parser]['lv'] = 1;
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// look for a value: if this is still 1 by the
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// time we reach the first data segment then the type is string
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// by implication and we need to add in a quote
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break;
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case 'I4':
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case 'INT':
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case 'STRING':
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case 'BOOLEAN':
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case 'DOUBLE':
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case 'DATETIME.ISO8601':
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case 'BASE64':
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$GLOBALS['_xh'][$parser]['ac']=''; // reset the accumulator
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if ($name=='DATETIME.ISO8601' || $name=='STRING')
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{
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$GLOBALS['_xh'][$parser]['qt']=1;
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if ($name=='DATETIME.ISO8601')
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{
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$GLOBALS['_xh'][$parser]['vt']=xmlrpcDateTime;
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}
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}
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elseif($name=='BASE64')
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{
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$GLOBALS['_xh'][$parser]['qt']=2;
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}
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else
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{
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// No quoting is required here -- but
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// at the end of the element we must check
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// for data format errors.
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$GLOBALS['_xh'][$parser]['qt']=0;
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}
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break;
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case 'MEMBER':
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$GLOBALS['_xh'][$parser]['ac']='';
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break;
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default:
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break;
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}
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if ($name!='VALUE')
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{
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$GLOBALS['_xh'][$parser]['lv']=0;
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}
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}
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function xmlrpc_ee($parser, $name)
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{
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switch($name)
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{
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case 'STRUCT':
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case 'ARRAY':
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if ($GLOBALS['_xh'][$parser]['cm'] && substr($GLOBALS['_xh'][$parser]['st'], -1) ==',')
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{
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$GLOBALS['_xh'][$parser]['st']=substr($GLOBALS['_xh'][$parser]['st'],0,-1);
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}
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$GLOBALS['_xh'][$parser]['st'].=')';
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$GLOBALS['_xh'][$parser]['vt']=strtolower($name);
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$GLOBALS['_xh'][$parser]['cm']--;
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break;
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case 'NAME':
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$GLOBALS['_xh'][$parser]['st'].= $GLOBALS['_xh'][$parser]['ac'] . "' => ";
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break;
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case 'BOOLEAN':
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// special case here: we translate boolean 1 or 0 into PHP
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// constants true or false
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if ($GLOBALS['_xh'][$parser]['ac']=='1')
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{
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$GLOBALS['_xh'][$parser]['ac']='True';
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}
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else
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{
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$GLOBALS['_xh'][$parser]['ac']='false';
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}
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$GLOBALS['_xh'][$parser]['vt']=strtolower($name);
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// Drop through intentionally.
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case 'I4':
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case 'INT':
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case 'STRING':
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case 'DOUBLE':
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case 'DATETIME.ISO8601':
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case 'BASE64':
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if ($GLOBALS['_xh'][$parser]['qt']==1)
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{
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// we use double quotes rather than single so backslashification works OK
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$GLOBALS['_xh'][$parser]['st'].='"'. $GLOBALS['_xh'][$parser]['ac'] . '"';
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}
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elseif ($GLOBALS['_xh'][$parser]['qt']==2)
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{
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$GLOBALS['_xh'][$parser]['st'].="base64_decode('". $GLOBALS['_xh'][$parser]['ac'] . "')";
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}
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else if ($name=='BOOLEAN')
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{
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$GLOBALS['_xh'][$parser]['st'].=$GLOBALS['_xh'][$parser]['ac'];
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}
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else
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{
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// we have an I4, INT or a DOUBLE
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// we must check that only 0123456789-.<space> are characters here
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if (!ereg("^\-?[0123456789 \t\.]+$", $GLOBALS['_xh'][$parser]['ac']))
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{
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// TODO: find a better way of throwing an error
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// than this!
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error_log('XML-RPC: non numeric value received in INT or DOUBLE');
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$GLOBALS['_xh'][$parser]['st'].='ERROR_NON_NUMERIC_FOUND';
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}
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else
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{
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// it's ok, add it on
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$GLOBALS['_xh'][$parser]['st'].=$GLOBALS['_xh'][$parser]['ac'];
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}
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}
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$GLOBALS['_xh'][$parser]['ac']=""; $GLOBALS['_xh'][$parser]['qt']=0;
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$GLOBALS['_xh'][$parser]['lv']=3; // indicate we've found a value
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break;
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case 'VALUE':
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// deal with a string value
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if (strlen($GLOBALS['_xh'][$parser]['ac'])>0 &&
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$GLOBALS['_xh'][$parser]['vt']==xmlrpcString)
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{
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$GLOBALS['_xh'][$parser]['st'].='"'. $GLOBALS['_xh'][$parser]['ac'] . '"';
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}
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// This if() detects if no scalar was inside <VALUE></VALUE>
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// and pads an empty "".
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if($GLOBALS['_xh'][$parser]['st'][strlen($GLOBALS['_xh'][$parser]['st'])-1] == '(')
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{
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$GLOBALS['_xh'][$parser]['st'].= '""';
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}
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$GLOBALS['_xh'][$parser]['st'].=", '" . $GLOBALS['_xh'][$parser]['vt'] . "')";
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if ($GLOBALS['_xh'][$parser]['cm'])
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{
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$GLOBALS['_xh'][$parser]['st'].=",";
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}
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break;
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case 'MEMBER':
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$GLOBALS['_xh'][$parser]['ac']="";
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$GLOBALS['_xh'][$parser]['qt']=0;
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break;
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case 'DATA':
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$GLOBALS['_xh'][$parser]['ac']="";
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$GLOBALS['_xh'][$parser]['qt']=0;
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break;
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case 'PARAM':
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$GLOBALS['_xh'][$parser]['params'][]=$GLOBALS['_xh'][$parser]['st'];
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break;
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case 'METHODNAME':
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$GLOBALS['_xh'][$parser]['method']=ereg_replace("^[\n\r\t ]+", "", $GLOBALS['_xh'][$parser]['ac']);
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break;
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case 'BOOLEAN':
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// special case here: we translate boolean 1 or 0 into PHP
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// constants true or false
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if ($GLOBALS['_xh'][$parser]['ac']=='1')
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{
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$GLOBALS['_xh'][$parser]['ac']='True';
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}
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else
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{
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$GLOBALS['_xh'][$parser]['ac']='false';
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}
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$GLOBALS['_xh'][$parser]['vt']=strtolower($name);
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break;
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default:
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break;
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}
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// if it's a valid type name, set the type
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if (isset($GLOBALS['xmlrpcTypes'][strtolower($name)]))
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{
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$GLOBALS['_xh'][$parser]['vt']=strtolower($name);
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}
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}
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function xmlrpc_cd($parser, $data)
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{
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//if (ereg("^[\n\r \t]+$", $data)) return;
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// print "adding [${data}]\n";
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if ($GLOBALS['_xh'][$parser]['lv']!=3)
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{
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// "lookforvalue==3" means that we've found an entire value
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// and should discard any further character data
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if ($GLOBALS['_xh'][$parser]['lv']==1)
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{
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// if we've found text and we're just in a <value> then
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// turn quoting on, as this will be a string
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$GLOBALS['_xh'][$parser]['qt']=1;
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// and say we've found a value
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$GLOBALS['_xh'][$parser]['lv']=2;
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}
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if (isset($GLOBALS['_xh'][$parser]['qt']) && $GLOBALS['_xh'][$parser]['qt'])
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{
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// quoted string: replace characters that eval would
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// do special things with
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$GLOBALS['_xh'][$parser]['ac'].=str_replace('$', '\$',
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str_replace('"', '\"',
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str_replace(chr(92),$GLOBALS['xmlrpc_backslash'], $data)));
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}
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else
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{
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$GLOBALS['_xh'][$parser]['ac'].=$data;
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}
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}
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}
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function xmlrpc_dh($parser, $data)
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{
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if (substr($data, 0, 1) == '&' && substr($data, -1, 1) == ';')
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{
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if ($GLOBALS['_xh'][$parser]['lv']==1)
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{
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$GLOBALS['_xh'][$parser]['qt']=1;
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$GLOBALS['_xh'][$parser]['lv']=2;
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}
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$GLOBALS['_xh'][$parser]['ac'].=$data;
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}
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}
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// date helpers
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function iso8601_encode($timet, $utc=0)
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{
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// return an ISO8601 encoded string
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// really, timezones ought to be supported
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// but the XML-RPC spec says:
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//
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// "Don't assume a timezone. It should be specified by the server in its
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// documentation what assumptions it makes about timezones."
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//
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// these routines always assume localtime unless
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// $utc is set to 1, in which case UTC is assumed
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// and an adjustment for locale is made when encoding
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if (!$utc)
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{
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$t=strftime("%Y%m%dT%H:%M:%S", $timet);
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}
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else
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{
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if (function_exists("gmstrftime"))
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{
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// gmstrftime doesn't exist in some versions
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// of PHP
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$t=gmstrftime("%Y%m%dT%H:%M:%S", $timet);
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}
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else
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{
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$t=strftime("%Y%m%dT%H:%M:%S", $timet-date("Z"));
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}
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}
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return $t;
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}
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function iso8601_decode($idate, $utc=0)
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{
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// return a timet in the localtime, or UTC
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$t=0;
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if (ereg("([0-9]{4})([0-9]{2})([0-9]{2})T([0-9]{2}):([0-9]{2}):([0-9]{2})",$idate, $regs))
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{
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if ($utc)
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{
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$t=gmmktime($regs[4], $regs[5], $regs[6], $regs[2], $regs[3], $regs[1]);
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}
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else
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{
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$t=mktime($regs[4], $regs[5], $regs[6], $regs[2], $regs[3], $regs[1]);
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}
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}
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return $t;
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}
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/****************************************************************
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* xmlrpc_decode takes a message in PHP xmlrpc object format and *
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* tranlates it into native PHP types. *
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* *
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* author: Dan Libby (dan@libby.com) *
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****************************************************************/
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function xmlrpc_decode($xmlrpc_val)
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{
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$kind = @$xmlrpc_val->kindOf();
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if($kind == "scalar")
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{
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return $xmlrpc_val->scalarval();
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}
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elseif($kind == "array")
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{
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$size = $xmlrpc_val->arraysize();
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$arr = array();
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for($i = 0; $i < $size; $i++)
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{
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$arr[]=xmlrpc_decode($xmlrpc_val->arraymem($i));
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}
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return $arr;
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}
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elseif($kind == "struct")
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{
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$xmlrpc_val->structreset();
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$arr = array();
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while(list($key,$value)=$xmlrpc_val->structeach())
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{
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$arr[$key] = xmlrpc_decode($value);
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}
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return $arr;
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}
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}
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/****************************************************************
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* xmlrpc_encode takes native php types and encodes them into *
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* xmlrpc PHP object format. *
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* BUG: All sequential arrays are turned into structs. I don't *
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* know of a good way to determine if an array is sequential *
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* only. *
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* *
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* feature creep -- could support more types via optional type *
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* argument. *
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* *
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* author: Dan Libby (dan@libby.com) *
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****************************************************************/
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function xmlrpc_encode($php_val)
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{
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$type = gettype($php_val);
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$xmlrpc_val = CreateObject('phpgwapi.xmlrpcval');
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switch($type)
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{
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case "array":
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case "object":
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$arr = array();
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while (list($k,$v) = each($php_val))
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{
|
|
$arr[$k] = xmlrpc_encode($v);
|
|
}
|
|
$xmlrpc_val->addStruct($arr);
|
|
break;
|
|
case "integer":
|
|
$xmlrpc_val->addScalar($php_val, xmlrpcInt);
|
|
break;
|
|
case "double":
|
|
$xmlrpc_val->addScalar($php_val, xmlrpcDouble);
|
|
break;
|
|
case "string":
|
|
$xmlrpc_val->addScalar($php_val, xmlrpcString);
|
|
break;
|
|
// <G_Giunta_2001-02-29>
|
|
// Add support for encoding/decoding of booleans, since they are supported in PHP
|
|
case "boolean":
|
|
$xmlrpc_val->addScalar($php_val, xmlrpcBoolean);
|
|
break;
|
|
// </G_Giunta_2001-02-29>
|
|
case "unknown type":
|
|
default:
|
|
$xmlrpc_val = false;
|
|
break;
|
|
}
|
|
return $xmlrpc_val;
|
|
}
|
|
|
|
$GLOBALS['_xmlrpc_debuginfo'] = '';
|
|
function xmlrpc_debugmsg($m)
|
|
{
|
|
$GLOBALS['_xmlrpc_debuginfo'] .= $m . "\n";
|
|
}
|
|
|
|
?>
|