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<?php
/**
* Smarty Internal Plugin Compile Registered Function
* Compiles code for the execution of a registered function
*
* @author Uwe Tews
*/
namespace Smarty\Compile;
use Smarty\Compiler\Template;
use Smarty\FunctionHandler\AttributeFunctionHandlerInterface;
/**
* Smarty Internal Plugin Compile Registered Function Class
*/
class FunctionCallCompiler extends Base {
/**
* Attribute definition: Overwrites base class.
*
* @var array
* @see BasePlugin
*/
public $optional_attributes = ['_any'];
/**
* Shorttag attribute order defined by its names
*
* @var array
*/
protected $shorttag_order = [];
/**
* Compiles code for the execution of a registered function
*
* @param array $args array with attributes from parser
* @param Template $compiler compiler object
* @param array $parameter array with compilation parameter
* @param string $tag name of tag
* @param string $function name of function
*
* @return string compiled code
* @throws \Smarty\CompilerException
* @throws \Smarty\Exception
*/
public function compile($args, Template $compiler, $parameter = [], $tag = null, $function = null): string
{
if ($functionHandler = $compiler->getSmarty()->getFunctionHandler($function)) {
$attribute_overrides = [];
if ($functionHandler instanceof AttributeFunctionHandlerInterface) {
$attribute_overrides = $functionHandler->getSupportedAttributes();
}
// check and get attributes
$_attr = (new AttributeCompiler(
$attribute_overrides['required_attributes'] ?? $this->required_attributes,
$attribute_overrides['optional_attributes'] ?? $this->optional_attributes,
$attribute_overrides['shorttag_order'] ?? $this->shorttag_order,
$attribute_overrides['option_flags'] ?? $this->option_flags
))->getAttributes($compiler, $args);
unset($_attr['nocache']);
$_paramsArray = $this->formatParamsArray($_attr);
$_params = 'array(' . implode(',', $_paramsArray) . ')';
// not cacheable?
$compiler->tag_nocache = $compiler->tag_nocache || !$functionHandler->isCacheable();
$output = "\$_smarty_tpl->getSmarty()->getFunctionHandler(" . var_export($function, true) . ")";
$output .= "->handle($_params, \$_smarty_tpl)";
} else {
$compiler->trigger_template_error("unknown function '{$function}'", null, true);
}
if (!empty($parameter['modifierlist'])) {
$output = $compiler->compileModifier($parameter['modifierlist'], $output);
}
return $output;
}
}
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