public function before(PHPTAL_Php_CodeWriter $codewriter)
{
// split attributes to translate
foreach ($codewriter->splitExpression($this->expression) as $exp) {
list($qname, $key) = $this->parseSetExpression($exp);
// if the translation key is specified and not empty (but may be '0')
if (strlen($key)) {
// we use it and replace the tag attribute with the result of the translation
$code = $this->_getTranslationCode($codewriter, $key);
} else {
$attr = $this->phpelement->getAttributeNode($qname);
if (!$attr) {
throw new PHPTAL_TemplateException("Unable to translate attribute {$qname}, because there is no translation key specified", $this->phpelement->getSourceFile(), $this->phpelement->getSourceLine());
}
if ($attr->getReplacedState() === PHPTAL_Dom_Attr::NOT_REPLACED) {
$code = $this->_getTranslationCode($codewriter, $attr->getValue());
} elseif ($attr->getReplacedState() === PHPTAL_Dom_Attr::VALUE_REPLACED && $attr->getOverwrittenVariableName()) {
// sadly variables won't be interpolated in this translation
$code = 'echo ' . $codewriter->escapeCode('$_translator->translate(' . $attr->getOverwrittenVariableName() . ', false)');
} else {
throw new PHPTAL_TemplateException("Unable to translate attribute {$qname}, because other TAL attributes are using it", $this->phpelement->getSourceFile(), $this->phpelement->getSourceLine());
}
}
$this->phpelement->getOrCreateAttributeNode($qname)->overwriteValueWithCode($code);
}
}
public function before(PHPTAL_Php_CodeWriter $codewriter)
{
// split attributes using ; delimiter
$attrs = $codewriter->splitExpression($this->expression);
foreach ($attrs as $exp) {
list($qname, $expression) = $this->parseSetExpression($exp);
if ($expression) {
$this->prepareAttribute($codewriter, $qname, $expression);
}
}
}
public function before(PHPTAL_Php_CodeWriter $codewriter)
{
$expressions = $codewriter->splitExpression($this->expression);
$definesAnyNonGlobalVars = false;
foreach ($expressions as $exp) {
list($defineScope, $defineVar, $expression) = $this->parseExpression($exp);
if (!$defineVar) {
continue;
}
$this->_defineScope = $defineScope;
if ($defineScope != 'global') {
$definesAnyNonGlobalVars = true;
}
// <span tal:define="global foo" /> should be invisible, but <img tal:define="bar baz" /> not
if ($this->_defineScope != 'global' && !$this->_pushedContext) {
$codewriter->pushContext();
$this->_pushedContext = true;
}
$this->_defineVar = $defineVar;
if ($expression === null) {
// no expression give, use content of tag as value for newly defined
// var.
$this->bufferizeContent($codewriter);
continue;
}
$code = $codewriter->evaluateExpression($expression);
if (is_array($code)) {
$this->chainedDefine($codewriter, $code);
} elseif ($code == PHPTAL_Php_TalesInternal::NOTHING_KEYWORD) {
$this->doDefineVarWith($codewriter, 'null');
} else {
$this->doDefineVarWith($codewriter, $code);
}
}
// if the content of the tag was buffered or the tag has nothing to tell, we hide it.
if ($this->_buffered || !$definesAnyNonGlobalVars && !$this->phpelement->hasRealContent() && !$this->phpelement->hasRealAttributes()) {
$this->phpelement->hidden = true;
}
}
