Improved handling of missing params.

[siap.git] / ws / siap_ws.php

<?php
// Pull in the NuSOAP code
require_once('nusoap/lib/nusoap.php');
require("siap_ws_utils.php");

// Create the server instance
$server = new soap_server();
// Initialize WSDL support
$server->configureWSDL('siapwsdl', 'urn:siapwsdl');


// Register the data structures used by the service
$server->wsdl->addComplexType(
        'SearchRequest',
        'complexType',
        'struct',
        'all',
        '',
        array
        (
         'palavra' => array('name' => 'palavra', 'type' => 'xsd:string'),
         'procedencia' => array('name' => 'procedencia', 'type' => 'xsd:int'),
         'sistema' => array('name' => 'sistema', 'type' => 'xsd:int'),
         'patologia' => array('name' => 'patologia', 'type' => 'xsd:int'),
        )
        );

$server->wsdl->addComplexType(
        'SearchResults',
        'complexType',
        'array',
        'all',
        '',
        array
        (
         'nome' => array('name' => 'nome', 'type' => 'xsd:string'),
         'url'=> array('name'=> 'url', 'type'=> 'xsd:string'),
         'procedencia' => array('name' => 'procedencia', 'type' => 'xsd:string'),
         'sistema' => array('name' => 'sistema', 'type' => 'xsd:string'),
         'patologia' => array('name' => 'patologia', 'type' => 'xsd:string'),
        )
        );

$server->wsdl->addComplexType(
        'WordList',
        'complexType',
        'array',
        'sequence',
        '',
        array(
            'id' => array('name' => 'id', 'type' => 'xsd:int'),
            'nome' => array('name' => 'nome', 'type' => 'xsd:string')
            )
        );

$server->register('get_search_types',		// method name
        array(),		// input parameters
        array('return' => 'tns:WordList'),	// output parameters
        'urn:siapwsdl',						// namespace
        'urn:siapwsdl#get_search_types',		// soapaction
        'rpc',									// style
        'encoded',								// use
        'Get an image from the SIAP database'	// documentation
        );

$server->register('get_search_type_keywords',		// method name
        array('search_type' => 'xsd:int'),		// input parameters
        array('return' => 'tns:WordList'),	// output parameters
        'urn:siapwsdl',						// namespace
        'urn:siapwsdl#get_search_type_keywords',		// soapaction
        'rpc',									// style
        'encoded',								// use
        'Get an image from the SIAP database'	// documentation
        );

$server->register('search',					// method name
        array('search_request' => 'tns:SearchRequest'), // input parameters
        array('return' => 'tns:SearchResults'),	// output parameters
        'urn:siapwsdl',						// namespace
        'urn:siapwsdl#search',					// soapaction
        'rpc',									// style
        'encoded',								// use
        'Perform a search in the SIAP database'		// documentation
        );

function get_search_types()
{
    // Not available in the database.
    // Those are the search types available for images.
    $search_types = array();
    $search_types[] = array('id' => 1, 'nome' => 'Proced&ecirc;ncia');
    $search_types[] = array('id' => 2, 'nome' => 'Sistema');
    $search_types[] = array('id' => 3, 'nome' => 'Patologia');
    return $search_types;
}

function get_search_type_keywords($search_type)
{
    $ret = array();
    switch($search_type)
    {
        case 1:
            $ret = get_keywords_by_search_type("procedencia");
            break;
        case 2:
            $ret = get_keywords_by_search_type("sistema");
            break;
        case 3:
            $ret = get_keywords_by_search_type("patologia");
            break;
    }

    return $ret;
}

function get_search_keyword($search_request, $search_keyword){
    if (array_key_exists($search_keyword, $search_request)) {
        return $search_request[$search_keyword];
    } else {
        return '';
    }
}

function search($search_request) {
    $palavra = get_search_keyword($search_request, 'palavra');
    $procedencia = get_search_keyword($search_request, 'procedencia');
    $sistema = get_search_keyword($search_request, 'sistema');
    $patologia = get_search_keyword($search_request, 'patologia');
    $result = simple_search($palavra, $procedencia, $sistema, $patologia);
    return $result;
}


// Use the request to (try to) invoke the service
$HTTP_RAW_POST_DATA = isset($HTTP_RAW_POST_DATA) ? $HTTP_RAW_POST_DATA : '';
$server->service($HTTP_RAW_POST_DATA);
?>