public function testSkip()
{
$text = "1 foo: bar ( 3 + double ) ";
$tokens = new Tokenizer($text);
$tokens->skip()->skip(T_STRING)->skip(':');
try {
$tokens->skip(T_STRING)->skip('(')->skip(':');
} catch (\Exception $e) {
$this->assertInstanceOf('Fenom\\Error\\UnexpectedTokenException', $e);
$this->assertStringStartsWith("Unexpected token '3' in expression, expect ':'", $e->getMessage());
}
$this->assertTrue($tokens->valid());
$this->assertSame("3", $tokens->current());
$this->assertSame(T_LNUMBER, $tokens->key());
$this->assertSame($tokens, $tokens->next());
$tokens->next();
$this->assertSame("double", $tokens->getAndNext());
$this->assertSame(")", $tokens->current());
$this->assertTrue($tokens->isLast());
$this->assertSame($tokens, $tokens->next());
$tokens->p = 1000;
$this->assertSame($tokens, $tokens->next());
$tokens->p = -1000;
$this->assertSame($tokens, $tokens->back());
$this->assertNull($tokens->undef);
}
public function __construct(Tokenizer $tokens, $expect = null, $where = null)
{
if ($expect && count($expect) == 1 && is_string($expect[0])) {
$expect = ", expect '" . $expect[0] . "'";
} else {
$expect = "";
}
if (!$tokens->curr) {
$this->message = "Unexpected end of " . ($where ?: "expression") . "{$expect}";
} else {
$this->message = "Unexpected token '" . $tokens->current() . "' in " . ($where ?: "expression") . "{$expect}";
}
}
/**
* Import macros from templates
*
* @param Tokenizer $tokens
* @param Template $tpl
* @throws UnexpectedTokenException
* @throws InvalidUsageException
* @return string
*/
public static function tagImport(Tokenizer $tokens, Template $tpl)
{
$import = array();
if ($tokens->is('[')) {
$tokens->next();
while ($tokens->valid()) {
if ($tokens->is(Tokenizer::MACRO_STRING)) {
$import[$tokens->current()] = true;
$tokens->next();
} elseif ($tokens->is(']')) {
$tokens->next();
break;
} elseif ($tokens->is(',')) {
$tokens->next();
} else {
break;
}
}
if ($tokens->current() != "from") {
throw new UnexpectedTokenException($tokens);
}
$tokens->next();
}
$tpl->parsePlainArg($tokens, $name);
if (!$name) {
throw new InvalidUsageException("Invalid usage tag {import}");
}
if ($tokens->is(T_AS)) {
$alias = $tokens->next()->get(Tokenizer::MACRO_STRING);
if ($alias === "macro") {
$alias = "";
}
$tokens->next();
} else {
$alias = "";
}
$donor = $tpl->getStorage()->getRawTemplate()->load($name, true);
if ($donor->macros) {
foreach ($donor->macros as $name => $macro) {
if ($p = strpos($name, ".")) {
$name = substr($name, $p);
}
if ($import && !isset($import[$name])) {
continue;
}
if ($alias) {
$name = $alias . '.' . $name;
}
$tpl->macros[$name] = $macro;
}
$tpl->addDepend($donor);
}
return '';
}
/**
* Parse string with or without variable
*
* @param Tokenizer $tokens
* @throws UnexpectedTokenException
* @return string
*/
public function parseQuote(Tokenizer $tokens)
{
if ($tokens->is('"')) {
$stop = $tokens->current();
$_str = '"';
$tokens->next();
while ($t = $tokens->key()) {
if ($t === T_ENCAPSED_AND_WHITESPACE) {
$_str .= $tokens->current();
$tokens->next();
} elseif ($t === T_VARIABLE) {
if (strlen($_str) > 1) {
$_str .= '".';
} else {
$_str = "";
}
$_str .= '$var["' . substr($tokens->current(), 1) . '"]';
$tokens->next();
if ($tokens->is($stop)) {
$tokens->skip();
return $_str;
} else {
$_str .= '."';
}
} elseif ($t === T_CURLY_OPEN) {
if (strlen($_str) > 1) {
$_str .= '".';
} else {
$_str = "";
}
$tokens->getNext(T_VARIABLE);
$_str .= '(' . $this->parseExpr($tokens) . ')';
if ($tokens->is($stop)) {
$tokens->next();
return $_str;
} else {
$_str .= '."';
}
} elseif ($t === "}") {
$tokens->next();
} elseif ($t === $stop) {
$tokens->next();
return $_str . '"';
} else {
break;
}
}
throw new UnexpectedTokenException($tokens);
} elseif ($tokens->is(T_CONSTANT_ENCAPSED_STRING)) {
return $tokens->getAndNext();
} elseif ($tokens->is(T_ENCAPSED_AND_WHITESPACE)) {
throw new UnexpectedTokenException($tokens);
} else {
return "";
}
}
/**
* Define macro
*
* @param Tokenizer $tokens
* @param Tag $scope
* @throws InvalidUsageException
*/
public static function macroOpen(Tokenizer $tokens, Tag $scope)
{
$scope["name"] = $tokens->get(Tokenizer::MACRO_STRING);
$scope["recursive"] = false;
$args = array();
$defaults = array();
if (!$tokens->valid()) {
return;
}
$tokens->next();
if ($tokens->is('(') || !$tokens->isNext(')')) {
$tokens->next();
while ($tokens->is(Tokenizer::MACRO_STRING, T_VARIABLE)) {
$param = $tokens->current();
if ($tokens->is(T_VARIABLE)) {
$param = ltrim($param, '$');
}
$tokens->next();
$args[] = $param;
if ($tokens->is('=')) {
$tokens->next();
if ($tokens->is(T_CONSTANT_ENCAPSED_STRING, T_LNUMBER, T_DNUMBER) || $tokens->isSpecialVal()) {
$defaults[$param] = $tokens->getAndNext();
} else {
throw new InvalidUsageException("Macro parameters may have only scalar defaults");
}
}
$tokens->skipIf(',');
}
$tokens->skipIf(')');
}
$scope["macro"] = array("name" => $scope["name"], "args" => $args, "defaults" => $defaults, "body" => "", "recursive" => false);
return;
}
/**
* Parse modifiers
* |modifier:1:2.3:'string':false:$var:(4+5*$var3)|modifier2:"str {$var+3} ing":$arr.item
*
* @param Tokenizer $tokens
* @param $value
* @throws \LogicException
* @throws \Exception
* @return string
*/
public function parseModifier(Tokenizer $tokens, $value)
{
while ($tokens->is("|")) {
$mods = $this->_fenom->getModifier($tokens->getNext(Tokenizer::MACRO_STRING), $this);
if (!$mods) {
throw new \Exception("Modifier " . $tokens->current() . " not found");
}
$tokens->next();
$args = array();
while ($tokens->is(":")) {
if (!($args[] = $this->parseTerm($tokens->next()))) {
throw new UnexpectedTokenException($tokens);
}
}
if (!is_string($mods)) {
// dynamic modifier
$mods = 'call_user_func($tpl->getStorage()->getModifier("' . $mods . '"), ';
} else {
$mods .= "(";
}
if ($args) {
$value = $mods . $value . ', ' . implode(", ", $args) . ')';
} else {
$value = $mods . $value . ')';
}
}
return $value;
}
