return call_user_func($callback, $expression, $nothrow);
}
// class method
if (strpos($typePrefix, '.')) {
$classCallback = explode('.', $typePrefix, 2);
$callbackName = NULL;
if (!is_callable($classCallback, FALSE, $callbackName)) {
throw new PHPTAL_ParserException(sprintf('Unknown phptal modifier %s. Function %s does not exists or is not statically callable.', $typePrefix, $callbackName));
}
$ref = new ReflectionClass($classCallback[0]);
if (!$ref->implementsInterface('PHPTAL_Tales')) {
throw new PHPTAL_ParserException(sprintf('Unable to use phptal modifier %s as the class %s does not implement the PHPTAL_Tales interface.', $typePrefix, $callbackName));
}
return call_user_func($classCallback, $expression, $nothrow);
}
// check if it is implemented via code-generating function
$func = 'phptal_tales_' . str_replace('-', '_', $typePrefix);
if (function_exists($func)) {
return $func($expression, $nothrow);
}
// check if it is implemented via runtime function
$runfunc = 'phptal_runtime_tales_' . str_replace('-', '_', $typePrefix);
if (function_exists($runfunc)) {
return "{$runfunc}(" . phptal_tale($expression, $nothrow) . ")";
}
throw new PHPTAL_ParserException("Unknown phptal modifier '{$typePrefix}'. Function '{$func}' does not exist");
}
// Register internal Tales expression modifiers
require_once PHPTAL_DIR . 'PHPTAL/Php/TalesInternal.php';
PHPTAL_TalesInternal::registerInternalTales();
/**
* This modifier will return a formatted date string
* usage:
* midcomdate_short: path/to/my/timestamp
*
* Formarts date with config var ['date_formats']['long']
*/
function phptal_tales_midcomDateRfc($src, $nothrow)
{
$src = trim($src);
return 'date(DATE_RFC3339, strtotime(' . PHPTAL_TalesInternal::path($src, $nothrow) . '))';
}
public function interpolateTalesVarsInHtml($src)
{
if ($this->_talesMode == 'tales') {
$result = preg_replace_callback('/(?<!\\$)\\$\\{structure (.*?)\\}/ism', array($this, '_interpolateTalesVarsStructure'), $src);
$result = preg_replace_callback('/(?<!\\$)\\$\\{(.*?)\\}/ism', array($this, '_interpolateTalesVarsEscaped'), $result);
$result = str_replace('$${', '${', $result);
return $result;
}
while (preg_match('/(?<!\\$)\\${(structure )?([^\\}]+)\\}/ism', $src, $m)) {
list($ori, $struct, $exp) = $m;
$php = PHPTAL_TalesInternal::php($exp);
// when structure keyword is specified the output is not html
// escaped
if ($struct) {
$repl = '<?php echo ' . $php . '; ?>';
} else {
$repl = '<?php echo ' . $this->htmlchars($php) . '; ?>';
}
$src = str_replace($ori, $repl, $src);
}
return str_replace('$${', '${', $src);
}
