Viewing file:  TransNode.php (5.09 KB) -rw-r--r--
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<?php
/*
* This file is part of Twig.
*
* (c) 2010-2019 Fabien Potencier
* (c) 2019 phpMyAdmin contributors
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
namespace PhpMyAdmin\Twig\Extensions\Node;
use Twig\Compiler;
use Twig\Node\CheckToStringNode;
use Twig\Node\Expression\AbstractExpression;
use Twig\Node\Expression\ConstantExpression;
use Twig\Node\Expression\FilterExpression;
use Twig\Node\Expression\NameExpression;
use Twig\Node\Expression\TempNameExpression;
use Twig\Node\Node;
use Twig\Node\PrintNode;
use function array_merge;
use function count;
use function sprintf;
use function str_replace;
use function trim;
/**
* Represents a trans node.
*
* Author Fabien Potencier <[email protected]>
*/
class TransNode extends Node
{
public function __construct(Node $body, ?Node $plural, ?AbstractExpression $count, ?Node $notes, int $lineno = 0, ?string $tag = null)
{
$nodes = ['body' => $body];
if ($count !== null) {
$nodes['count'] = $count;
}
if ($plural !== null) {
$nodes['plural'] = $plural;
}
if ($notes !== null) {
$nodes['notes'] = $notes;
}
parent::__construct($nodes, [], $lineno, $tag);
}
/**
* {@inheritdoc}
*/
public function compile(Compiler $compiler)
{
$compiler->addDebugInfo($this);
[$msg, $vars] = $this->compileString($this->getNode('body'));
if ($this->hasNode('plural')) {
[$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(["\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 $var) {
if ($var->getAttribute('name') === 'count') {
$compiler
->string('%count%')
->raw(' => abs(')
->subcompile($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");
}
}
/**
* Keep this method protected instead of private
* Twig/I18n/NodeTrans from phpmyadmin/phpmyadmin uses it
*/
protected function compileString(Node $body): array
{
if ($body instanceof NameExpression || $body instanceof ConstantExpression || $body instanceof TempNameExpression) {
return [$body, []];
}
$vars = [];
if (count($body)) {
$msg = '';
foreach ($body as $node) {
if ($node instanceof PrintNode) {
$n = $node->getNode('expr');
while ($n instanceof FilterExpression) {
$n = $n->getNode('node');
}
while ($n instanceof CheckToStringNode) {
$n = $n->getNode('expr');
}
$msg .= sprintf('%%%s%%', $n->getAttribute('name'));
$vars[] = new NameExpression($n->getAttribute('name'), $n->getTemplateLine());
} else {
$msg .= $node->getAttribute('data');
}
}
} else {
$msg = $body->getAttribute('data');
}
return [new Node([new ConstantExpression(trim($msg), $body->getTemplateLine())]), $vars];
}
private function getTransFunction(bool $plural): string
{
return $plural ? 'ngettext' : 'gettext';
}
}
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