public function render(OOTemplate_Context $context)
{
$result = "";
$bits = $this->_token->split();
if (sizeof($bits) != 4) {
throw new OOTemplate_Exception(sprintf("'rand' statements should use the format : 'rand var in array' : %s", $this->_token->contents()));
}
list(, $var, , $key) = $bits;
$data = $context->get($key, null);
if (is_null($data) || !$data instanceof Traversable) {
throw new OOTemplate_Exception(sprintf("'rand' tag received an invalid argument : %s", $this->_token->contents()));
}
$current = clone $context;
try {
$data = (array) $data->getDicts();
shuffle($data);
$current->set($var, current($data));
foreach ($this->_nodes as $node) {
$result .= $node->render($current);
}
} catch (OOTemplate_Exception $e) {
}
return $result;
foreach ($this->_if_nodes as $node) {
$result .= $node->render($context);
}
return $result;
}
public function render(OOTemplate_Context $context)
{
$bits = $this->_token->split();
unset($bits[0]);
$result = "";
$not = false;
foreach ($bits as $bit) {
if ($bit == 'not') {
$not = !$not;
continue;
}
try {
if (($var_exists = $context->get($bit, null)) === null) {
throw new OOTemplate_Exception();
}
$parse = !empty($var_exists) && !$not;
} catch (OOTemplate_Exception $e) {
$parse = (bool) $not;
}
}
if ($parse) {
foreach ($this->_if_nodes as $node) {
$result .= $node->render($context);
}
} else {
foreach ($this->_el_nodes as $node) {
$result .= $node->render($context);
}
}
return $result;
}
public function render(OOTemplate_Context $context)
{
$result = "";
list(, $o, , $var) = $this->_token->split();
try {
if (is_null($o) || is_null($var)) {
throw new OOTemplate_Exception(sprintf("'for' statements should use the format : 'for x in y' : %s", $this->_token->contents()));
}
if (!$context->has_key($var)) {
throw new OOTemplate_Exception(sprintf("'for' tag received an invalid argument : %s", $this->_token->contents()));
}
$current = clone $context;
foreach ($context->get($var) as $each) {
$current->set($o, $each->getDicts());
foreach ($this->_nodes as $node) {
$result .= $node->render($current);
}
}
} catch (OOTemplate_Exception $e) {
OOTemplate_Debug::show($e->getMessage());
}
return $result;
}
