/**
* @param $file
* @return array
* @throws \Nette\InvalidArgumentException
*/
public function getElementsByFile($file)
{
if (!file_exists($file)) {
throw new InvalidArgumentException("File '{$file}' does not exist.");
}
$ret = array();
$tokenizer = new MacroTokenizer(file_get_contents($file));
while (($word = $tokenizer->fetchWord()) !== FALSE) {
if ($word === '{element') {
$name = trim($tokenizer->fetchWord(), '}\'"');
$id = trim($tokenizer->fetchWord(), '}\'"');
$ret[$id] = $name;
}
}
return $ret;
}
/**
* @return bool
*/
public function canQuote(MacroTokenizer $tokenizer)
{
return $tokenizer->isCurrent(MacroTokenizer::T_SYMBOL) && (!$tokenizer->hasPrev() || $tokenizer->isPrev(',', '(', '[', '=', '=>', ':', '?')) && (!$tokenizer->hasNext() || $tokenizer->isNext(',', ')', ']', '=', '=>', ':', '|'));
}
public function setArgs($args)
{
$this->args = (string) $args;
$this->tokenizer->tokenize($this->args);
}
/**
* Preprocessor for tokens.
* @return MacroTokenizer
*/
public function preprocess(MacroTokenizer $tokenizer = NULL)
{
$tokenizer = $tokenizer === NULL ? $this->argsTokenizer : $tokenizer;
$inTernary = $prev = NULL;
$tokens = $arrays = array();
while ($token = $tokenizer->fetchToken()) {
$token['depth'] = $depth = count($arrays);
if ($token['type'] === MacroTokenizer::T_COMMENT) {
continue;
// remove comments
} elseif ($token['type'] === MacroTokenizer::T_WHITESPACE) {
$tokens[] = $token;
continue;
}
if ($token['value'] === '?') {
// short ternary operators without :
$inTernary = $depth;
} elseif ($token['value'] === ':') {
$inTernary = NULL;
} elseif ($inTernary === $depth && ($token['value'] === ',' || $token['value'] === ')' || $token['value'] === ']')) {
// close ternary
$tokens[] = MacroTokenizer::createToken(':') + array('depth' => $depth);
$tokens[] = MacroTokenizer::createToken('null') + array('depth' => $depth);
$inTernary = NULL;
}
if ($token['value'] === '[') {
// simplified array syntax [...]
if ($arrays[] = $prev['value'] !== ']' && $prev['value'] !== ')' && $prev['type'] !== MacroTokenizer::T_SYMBOL && $prev['type'] !== MacroTokenizer::T_VARIABLE && $prev['type'] !== MacroTokenizer::T_KEYWORD) {
$tokens[] = MacroTokenizer::createToken('array') + array('depth' => $depth);
$token = MacroTokenizer::createToken('(');
}
} elseif ($token['value'] === ']') {
if (array_pop($arrays) === TRUE) {
$token = MacroTokenizer::createToken(')');
}
} elseif ($token['value'] === '(') {
// only count
$arrays[] = '(';
} elseif ($token['value'] === ')') {
// only count
array_pop($arrays);
}
$tokens[] = $prev = $token;
}
if ($inTernary !== NULL) {
// close ternary
$tokens[] = MacroTokenizer::createToken(':') + array('depth' => count($arrays));
$tokens[] = MacroTokenizer::createToken('null') + array('depth' => count($arrays));
}
$tokenizer = clone $tokenizer;
$tokenizer->reset();
$tokenizer->tokens = $tokens;
return $tokenizer;
}
canQuote(MacroTokenizer$tokenizer){return$tokenizer->isCurrent(MacroTokenizer::T_SYMBOL)&&(!$tokenizer->hasPrev()||$tokenizer->isPrev(',','(','[','=','=>',':','?'))&&(!$tokenizer->hasNext()||$tokenizer->isNext(',',')',']','=','=>',':','|'));}function
preprocess(MacroTokenizer$tokenizer=NULL){$tokenizer=$tokenizer===NULL?$this->argsTokenizer:$tokenizer;$inTernary=$prev=NULL;$tokens=$arrays=array();while($token=$tokenizer->fetchToken()){$token['depth']=$depth=count($arrays);if($token['type']===MacroTokenizer::T_COMMENT){continue;}elseif($token['type']===MacroTokenizer::T_WHITESPACE){$tokens[]=$token;continue;}if($token['value']==='?'){$inTernary=$depth;}elseif($token['value']===':'){$inTernary=NULL;}elseif($inTernary===$depth&&($token['value']===','||$token['value']===')'||$token['value']===']')){$tokens[]=MacroTokenizer::createToken(':')+array('depth'=>$depth);$tokens[]=MacroTokenizer::createToken('null')+array('depth'=>$depth);$inTernary=NULL;}if($token['value']==='['){if($arrays[]=$prev['value']!==']'&&$prev['type']!==MacroTokenizer::T_SYMBOL&&$prev['type']!==MacroTokenizer::T_VARIABLE&&$prev['type']!==MacroTokenizer::T_KEYWORD){$tokens[]=MacroTokenizer::createToken('array')+array('depth'=>$depth);$token=MacroTokenizer::createToken('(');}}elseif($token['value']===']'){if(array_pop($arrays)===TRUE){$token=MacroTokenizer::createToken(')');}}elseif($token['value']==='('){$arrays[]='(';}elseif($token['value']===')'){array_pop($arrays);}$tokens[]=$prev=$token;}if($inTernary!==NULL){$tokens[]=MacroTokenizer::createToken(':')+array('depth'=>count($arrays));$tokens[]=MacroTokenizer::createToken('null')+array('depth'=>count($arrays));}$tokenizer=clone$tokenizer;$tokenizer->reset();$tokenizer->tokens=$tokens;return$tokenizer;}function
function preprocess(MacroTokenizer $tokenizer = NULL)
{
$tokenizer = $tokenizer === NULL ? $this->argsTokenizer : $tokenizer;
$inTernary = $prev = NULL;
$tokens = $arrays = array();
while ($token = $tokenizer->fetchToken()) {
$token['depth'] = $depth = count($arrays);
if ($token['type'] === MacroTokenizer::T_COMMENT) {
continue;
} elseif ($token['type'] === MacroTokenizer::T_WHITESPACE) {
$tokens[] = $token;
continue;
}
if ($token['value'] === '?') {
$inTernary = $depth;
} elseif ($token['value'] === ':') {
$inTernary = NULL;
} elseif ($inTernary === $depth && ($token['value'] === ',' || $token['value'] === ')' || $token['value'] === ']')) {
$tokens[] = MacroTokenizer::createToken(':') + array('depth' => $depth);
$tokens[] = MacroTokenizer::createToken('null') + array('depth' => $depth);
$inTernary = NULL;
}
if ($token['value'] === '[') {
if ($arrays[] = $prev['value'] !== ']' && $prev['type'] !== MacroTokenizer::T_SYMBOL && $prev['type'] !== MacroTokenizer::T_VARIABLE) {
$tokens[] = MacroTokenizer::createToken('array') + array('depth' => $depth);
$token = MacroTokenizer::createToken('(');
}
} elseif ($token['value'] === ']') {
if (array_pop($arrays) === TRUE) {
$token = MacroTokenizer::createToken(')');
}
} elseif ($token['value'] === '(') {
$arrays[] = '(';
} elseif ($token['value'] === ')') {
array_pop($arrays);
}
$tokens[] = $prev = $token;
}
if ($inTernary !== NULL) {
$tokens[] = MacroTokenizer::createToken(':') + array('depth' => count($arrays));
$tokens[] = MacroTokenizer::createToken('null') + array('depth' => count($arrays));
}
$tokenizer = clone $tokenizer;
$tokenizer->position = 0;
$tokenizer->tokens = $tokens;
return $tokenizer;
}