Viewing file:  Trans.php (5.02 KB) -rw-r--r--
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<?php
/*
* This file is part of Twig.
*
* (c) 2010 Fabien Potencier
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
/**
* Represents a trans node.
*
* @author Fabien Potencier <fabien.potencier@symfony-project.com>
*/
class Twig_Extensions_Node_Trans extends Twig_Node
{
public function __construct(Twig_Node $body, Twig_Node $plural = null, Twig_Node_Expression $count = null, Twig_Node $notes = null, $lineno, $tag = null)
{
$nodes = array('body' => $body);
if (null !== $count) {
$nodes['count'] = $count;
}
if (null !== $plural) {
$nodes['plural'] = $plural;
}
if (null !== $notes) {
$nodes['notes'] = $notes;
}
parent::__construct($nodes, array(), $lineno, $tag);
}
/**
* {@inheritdoc}
*/
public function compile(Twig_Compiler $compiler)
{
$compiler->addDebugInfo($this);
list($msg, $vars) = $this->compileString($this->getNode('body'));
if ($this->hasNode('plural')) {
list($msg1, $vars1) = $this->compileString($this->getNode('plural'));
$vars = array_merge($vars, $vars1);
}
$function = $this->getTransFunction($this->hasNode('plural'));
if ($this->hasNode('notes')) {
$message = trim($this->getNode('notes')->getAttribute('data'));
// line breaks are not allowed cause we want a single line comment
$message = str_replace(array("\n", "\r"), ' ', $message);
$compiler->write("// notes: {$message}\n");
}
if ($vars) {
$compiler
->write('echo strtr('.$function.'(')
->subcompile($msg)
;
if ($this->hasNode('plural')) {
$compiler
->raw(', ')
->subcompile($msg1)
->raw(', abs(')
->subcompile($this->hasNode('count') ? $this->getNode('count') : null)
->raw(')')
;
}
$compiler->raw('), array(');
foreach ($vars as $var) {
if ('count' === $var->getAttribute('name')) {
$compiler
->string('%count%')
->raw(' => abs(')
->subcompile($this->hasNode('count') ? $this->getNode('count') : null)
->raw('), ')
;
} else {
$compiler
->string('%'.$var->getAttribute('name').'%')
->raw(' => ')
->subcompile($var)
->raw(', ')
;
}
}
$compiler->raw("));\n");
} else {
$compiler
->write('echo '.$function.'(')
->subcompile($msg)
;
if ($this->hasNode('plural')) {
$compiler
->raw(', ')
->subcompile($msg1)
->raw(', abs(')
->subcompile($this->hasNode('count') ? $this->getNode('count') : null)
->raw(')')
;
}
$compiler->raw(");\n");
}
}
/**
* @param Twig_Node $body A Twig_Node instance
*
* @return array
*/
protected function compileString(Twig_Node $body)
{
if ($body instanceof Twig_Node_Expression_Name || $body instanceof Twig_Node_Expression_Constant || $body instanceof Twig_Node_Expression_TempName) {
return array($body, array());
}
$vars = array();
if (count($body)) {
$msg = '';
foreach ($body as $node) {
if (get_class($node) === 'Twig_Node' && $node->getNode(0) instanceof Twig_Node_SetTemp) {
$node = $node->getNode(1);
}
if ($node instanceof Twig_Node_Print) {
$n = $node->getNode('expr');
while ($n instanceof Twig_Node_Expression_Filter) {
$n = $n->getNode('node');
}
$msg .= sprintf('%%%s%%', $n->getAttribute('name'));
$vars[] = new Twig_Node_Expression_Name($n->getAttribute('name'), $n->getTemplateLine());
} else {
$msg .= $node->getAttribute('data');
}
}
} else {
$msg = $body->getAttribute('data');
}
return array(new Twig_Node(array(new Twig_Node_Expression_Constant(trim($msg), $body->getTemplateLine()))), $vars);
}
/**
* @param bool $plural Return plural or singular function to use
*
* @return string
*/
protected function getTransFunction($plural)
{
return $plural ? 'ngettext' : 'gettext';
}
}
class_alias('Twig_Extensions_Node_Trans', 'Twig\Extensions\Node\TransNode', false);
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