/**
* Get debug information
* @param $name
* @return mixed
*/
public function debug($name)
{
ob_start();
$fce = saprfc_function_discover($this->connection, $name);
saprfc_function_debug_info($fce);
return ob_get_clean();
}
/**
* Show debug info
*
*/
function Debug()
{
if ($this->fce) {
@saprfc_function_debug_info($this->fce);
}
}
function callFunction($func_name="",$parameters) {
/* typical call:
$result=$saprfc->call_function("RFC_SYSTEM_INFO",
array( array("EXPORT","SYSTEM","MBS")
array("IMPORT","CODEPAGE")
array("IMPORT","DBNAME")
array("TABLE","APPLLIST",array())
)
);
*/
// Initialize Variables
$result_data=array();
$this->call_function_result=false;
// Check SAPRFC-Installation
if (! extension_loaded ("saprfc")) {
return $this->setStatus(SAPRFC_ERROR,"saprfc::callFunction()\n SAPRFC-Extension.dll not loaded.");
}
// Validate given data
if (empty($func_name)) {
return $this->setStatus(SAPRFC_ERROR,"saprfc::callFunction():\n No Function-Name given");
}
// Move Parameters to local Arrays
$func_params_import=array();
$func_params_tables=array();
$func_params_export=array();
foreach ($parameters as $key => $param) {
$type=$param[0];
$name=$param[1];
$value=isset($param[2])?$param[2]:"";
switch ($type) {
case "IMPORT":
$func_params_import[$name]=$value;
break;
case "EXPORT":
$func_params_export[$name]="";
break;
case "TABLE":
$func_params_tables[$name]=$value;
if (!is_array($value)) {
return $this->setStatus(SAPRFC_ERROR,"saprfc::callFunction()\n Wrong Parameter-Value for Table-Parameter ".$name.". We expected an Array.");
}
break;
default:
return $this->setStatus(SAPRFC_ERROR,"saprfc::callFunction()\n Wrong Parameter-Type '".$type."'. Must be IMPORT, EXPORT or TABLE.");
}
}
// Do Login (only done in method login(), if necessary)
if ($this->login()==SAPRFC_ERROR) {
return $this->getStatus();
}
// Discover Function in SAP
$this->func_id=@saprfc_function_discover($this->rfc_conn,$func_name);
if (!$this->func_id) {
return $this->setStatus(SAPRFC_ERROR,"saprfc::callFunction()\n Function module '".$func_name."' seems not to exist. function saprfc_function_discover() failed.");
}
// Set Import-Parameters
foreach ($func_params_import as $name => $value) {
$rc=@saprfc_import($this->func_id,$name,$value);
if (empty($rc)) {
return $this->setStatus(SAPRFC_ERROR,"saprfc::callFunction('".$func_name."')\n Import-Parameter=".$name. " could not be set. (Does it exist?)");
}
}
// Set Table-Parameters (importing-values)
foreach ($func_params_tables as $name => $value) {
$rc=@saprfc_table_init($this->func_id,$name);
if (empty($rc)) {
return $this->setStatus(SAPRFC_ERROR,"saprfc::callFunction('".$func_name."')\n Table-Parameter=".$name. " could not be set. (Does it exist?)");
}
foreach ($value as $key => $data) {
@saprfc_table_append($this->func_id,$name,$data);
}
}
// Execute Function
$result = @saprfc_call_and_receive ($this->func_id);
if ($result != SAPRFC_OK)
{
if ($result == SAPRFC_EXCEPTION ) {
return $this->setStatus(SAPRFC_ERROR,"saprfc::callFunction('".$func_name."')\n saprfc_call_and_receive(): Exception raised: ".@saprfc_exception($this->func_id));
} else {
return $this->setStatus(SAPRFC_ERROR,"saprfc::callFunction('".$func_name."')\n saprfc_call_and_receive(): Call error: ".@saprfc_error($this->func_id));
}
}
// Get Exporting-Parameters
foreach ($func_params_export as $name =>$value) {
$rc=@saprfc_export($this->func_id,$name);
// if (empty($rc)) { // llaegner removed (Reason: when export returns the -good- value "0", then empty also evaluates to true (thanks Alexander Gouriev)
if (!isset($rc)) {
return $this->setStatus(SAPRFC_ERROR,"saprfc::callFunction('".$func_name."')\n Export-Parameter=".$name. " could not be set (Does it exist?)".@saprfc_error($this->func_id));
} else {
$result_data[$name]=$rc;
}
}
// Get Table-Parameters
foreach ($func_params_tables as $name => $content) {
// Ausgabe-Tabelle initialisieren
$result_data[$name]=array();
$rows=@saprfc_table_rows($this->func_id,$name);
for ($i=1; $i<=$rows; $i++)
{
$result_data[$name][$i]=@saprfc_table_read ($this->func_id,$name,$i);
}
}
// Save function-call result for later analysis
$this->call_function_result=$result_data;
// Echo Debug-Information, if flagged
if ($this->debug)
@saprfc_function_debug_info($this->func_id);
// Falls es ein BAPI-Aufruf ist, Fehler raussuchen
if ($this->check_bapi_errors) {
$bapi_return=@saprfc_export($this->func_id,"RETURN");
if (isset($bapi_return) &&
is_array($bapi_return) &&
isset($bapi_return["MESSAGE"]) &&
$bapi_return["NUMBER"] != 0) {
// FINISH FUNCTION-CALL
$this->setStatus(SAPRFC_APPL_ERROR,$bapi_return);
return $result_data;
}
}
// Close Function-Execution and free results removed because it sometimes stops completly executing PHP!!
//@saprfc_function_free($this->func_id);
// FINISH FUNCTION-CALL
$this->setStatus(SAPRFC_OK,"call function '".$func_name."' successfull.");
return $result_data;
}