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Check if callable when we actually try to call it

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This commit is contained in:
Robin Appelman 2014-08-27 15:52:10 +02:00
commit b9bba79250
1 changed files with 8 additions and 16 deletions
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16
src/CallbackWrapper.php
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@ -72,18 +72,10 @@ class CallbackWrapper extends Wrapper {
protected function open() {
$context = $this->loadContext('callback');
if (is_callable($context['read'])) {
$this->readCallback = $context['read'];
}
if (is_callable($context['write'])) {
$this->writeCallback = $context['write'];
}
if (is_callable($context['close'])) {
$this->closeCallback = $context['close'];
}
if (is_callable($context['readDir'])) {
$this->readDirCallBack = $context['readDir'];
}
return true;
}
@ -97,7 +89,7 @@ class CallbackWrapper extends Wrapper {
public function stream_read($count) {
$result = parent::stream_read($count);
if ($this->readCallback) {
if (is_callable($this->readCallback)) {
call_user_func($this->readCallback, $count);
}
return $result;
@ -105,7 +97,7 @@ class CallbackWrapper extends Wrapper {
public function stream_write($data) {
$result = parent::stream_write($data);
if ($this->writeCallback) {
if (is_callable($this->writeCallback)) {
call_user_func($this->writeCallback, $data);
}
return $result;
@ -113,7 +105,7 @@ class CallbackWrapper extends Wrapper {
public function stream_close() {
$result = parent::stream_close();
if ($this->closeCallback) {
if (is_callable($this->closeCallback)) {
call_user_func($this->closeCallback);
}
return $result;
@ -121,7 +113,7 @@ class CallbackWrapper extends Wrapper {
public function dir_readdir() {
$result = parent::dir_readdir();
if ($this->readDirCallBack) {
if (is_callable($this->readDirCallBack)) {
call_user_func($this->readDirCallBack);
}
return $result;