public static function parse(Scanner $scanner)
{
$file = $scanner->getFile();
// Must be /
$char = $file->nextChar();
// Unexpected char
if ($char != '/') {
// Unexpected EOF
if ($char === false) {
throw ExceptionFactory::createUnexpectedEOF(__FILE__, __LINE__, $file->getFileName(), $file->getCurrentLine());
// Unexpected char
} else {
throw ExceptionFactory::createUnexpectedChar(__FILE__, __LINE__, $file->getFileName(), $file->getCurrentLine(), $char);
}
}
// Must be >
$char = $file->nextChar();
// We have a problem here
if ($char != '>') {
// Illegal space
if ($scanner->isSpace($char)) {
throw ExceptionFactory::createIllegalSpace(__FILE__, __LINE__, $file->getFileName(), $file->getCurrentLine());
// Unexpected EOF
} elseif ($char === false) {
throw ExceptionFactory::createUnexpectedEOF(__FILE__, __LINE__, $file->getFileName(), $file->getCurrentLine());
// Unexpected char
} else {
throw ExceptionFactory::createUnexpectedChar(__FILE__, __LINE__, $file->getFileName(), $file->getCurrentLine(), $char);
}
}
// Next lookAhead
$scanner->setLookAhead(Token::T_OPEN_TAG | Token::T_CLOSE_TAG | Token::T_TEXT);
// T_CLOSE token found
return new Token(Token::T_CLOSE);
}
public static function addNamespace($name, $ns)
{
if (array_key_exists($name, self::$namespaces)) {
throw ExceptionFactory::createDuplicatedPrefix(__FILE__, __LINE__, $name, $ns);
}
self::$namespaces[$name] = $ns;
}
public function build()
{
// Instantiate the component
$component = $this->buildOpenTag();
foreach ($this->attributes as $key => $attr) {
// Id must be a unique T_ATTRIBUTE
if ($attr->getValue() == 'id') {
// If component's id is not set yet
if (is_null($component->getId())) {
$component->setId($this->values[$key]->getValue());
// Add the id into the Symbols Table
if (!Symbols::addId($component->getId(), $component)) {
throw ExceptionFactory::createDuplicatedId(__FILE__, __LINE__, $this->file->getFileName(), $this->file->getCurrentLine(), $component->getId());
}
} else {
// Duplicated T_ATTRIBUTE id
throw ExceptionFactory::createDuplicatedTagId(__FILE__, __LINE__, $this->file->getFileName(), $this->file->getCurrentLine());
}
// It's not an id
continue;
}
// Set other properties
$component->{$attr->getValue()} = $this->values[$key]->getValue();
}
// Clean up the old parameters
$this->cleanUp();
return $component;
}
protected function openFile()
{
if (!is_readable($this->name)) {
throw ExceptionFactory::createOpenFile(__FILE__, __LINE__, $this->getFileName(), 'reading');
}
$this->filePointer = fopen($this->name, 'r');
}
public function testCreateFileDoesNotExistException()
{
$ioException = new IOException('source.php', 8, 'File: source.phpml doesn\'t exist');
$exception = ExceptionFactory::createFileDoesNotExist('source.php', 8, 'source.phpml');
$this->assertSame($ioException->getFile(), $exception->getFile());
$this->assertSame($ioException->getLine(), $exception->getLine());
$this->assertSame($ioException->getMessage(), $exception->getMessage());
$this->assertInstanceOf('PHPML\\Exception\\IOException', $exception);
}
public function __get($prop)
{
// Does this property exist?
if (array_key_exists($prop, $this->properties)) {
return $this->properties[$prop];
} else {
throw ExceptionFactory::createGetUnexpectedProperty(__FILE__, __LINE__, $this, $prop);
}
}
public static function parse(Scanner $scanner)
{
$file = $scanner->getFile();
$char = $file->nextChar();
$state = 0;
$value = '';
$pos = 0;
while (true) {
switch ($state) {
case 0:
// Ex: "value"
if ($char == '"') {
$state = 1;
$pos = $file->find('"');
// Ex: 'value'
} elseif ($char == "'") {
$state = 2;
$pos = $file->find("'");
// Exception
} else {
// Unexpected EOF
if ($char == false) {
throw ExceptionFactory::createUnexpectedEOF(__FILE__, __LINE__, $file->getFileName(), $file->getCurrentLine());
// Unexpected Char
} else {
throw ExceptionFactory::createUnexpectedChar(__FILE__, __LINE__, $file->getFileName(), $file->getCurrentLine(), $char);
}
}
break;
case 1:
// Char " not found
if ($pos === false) {
throw ExceptionFactory::createCannotFindChar(__FILE__, __LINE__, $file->getFileName(), $file->getCurrentLine(), '"');
}
// Get the value
$value .= $scanner->forward($pos);
// Bypass "
$scanner->forward(1);
break 2;
case 2:
// Char ' not found
if ($pos === false) {
throw ExceptionFactory::createCannotFindChar(__FILE__, __LINE__, $file->getFileName(), $file->getCurrentLine(), "'");
}
// Get the value
$value .= $scanner->forward($pos);
// Bypass '
$scanner->forward(1);
break 2;
}
}
// Next lookAhead
$scanner->setLookAhead(Token::T_ATTRIBUTE | Token::T_END | Token::T_CLOSE);
// T_VALUE token found
return new SimpleToken(Token::T_VALUE, $value);
}
public function nextToken()
{
if ($this->file->isEOF()) {
return false;
}
switch ($this->lookAhead) {
case Token::T_TEXT | Token::T_OPEN_TAG:
$registeredNamespaces = Symbols::getRegisteredNamespaces();
array_walk($registeredNamespaces, function (&$ns) {
$ns = "<{$ns}:";
});
$pos = $this->file->find($registeredNamespaces);
// Nothing found
if ($pos === false) {
return new SimpleToken(Token::T_TEXT, $this->forward());
// Has T_TEXT to get
} elseif ($pos > 0) {
$this->lookAhead = Token::T_OPEN_TAG | Token::T_CLOSE_TAG;
return new SimpleToken(Token::T_TEXT, $this->forward($pos));
// T_OPEN_TAG
} else {
return OpenTagParser::parse($this);
}
break;
case Token::T_ATTRIBUTE | Token::T_END | Token::T_CLOSE:
// Get the next char to verify the next token
$char = $this->nextChar();
$this->file->goBack();
// T_ATTRIBUTE
if ($this->isLetter($char)) {
return AttributeParser::parse($this);
// T_END
} elseif ($char == '>') {
return EndParser::parse($this);
// T_CLOSE
} elseif ($char == '/') {
return CloseParser::parse($this);
// Exception
} else {
// Unexpected EOF
if ($char === false) {
throw ExceptionFactory::createUnexpectedEOF(__FILE__, __LINE__, $this->file->getFileName(), $this->file->getCurrentLine());
// Unexpected Char
} else {
throw ExceptionFactory::createUnexpectedChar(__FILE__, __LINE__, $this->file->getFileName(), $this->file->getCurrentLine(), $char);
}
}
break;
case Token::T_VALUE:
// Get the next char to verify the next token
$char = $this->nextChar();
$this->file->goBack();
// T_VALUE
if ($char == '"' || $char == "'") {
return ValueParser::parse($this);
// Exception
} else {
// Unexpected EOF
if ($char == false) {
throw ExceptionFactory::createUnexpectedEOF(__FILE__, __LINE__, $this->file->getFileName(), $this->file->getCurrentLine());
// Unexpected Char
} else {
throw ExceptionFactory::createUnexpectedChar(__FILE__, __LINE__, $this->file->getFileName(), $this->file->getCurrentLine(), $char);
}
}
break;
case Token::T_OPEN_TAG | Token::T_CLOSE_TAG | Token::T_TEXT:
$registeredOpenNamespaces = Symbols::getRegisteredNamespaces();
$registeredCloseNamespaces = $registeredOpenNamespaces;
array_walk($registeredOpenNamespaces, function (&$ns) {
$ns = "<{$ns}:";
});
array_walk($registeredCloseNamespaces, function (&$ns) {
$ns = "</{$ns}:";
});
// Try to find T_OPEN_TAG
$posOpenTag = $this->file->find($registeredOpenNamespaces);
// Try to find T_CLOSE_TAG
$posCloseTag = $this->file->find($registeredCloseNamespaces);
// Nothing found
if ($posOpenTag === false && $posCloseTag === false) {
// There are some characters to parse
if ($this->nextChar() !== false) {
$this->file->goBack();
return new SimpleToken(Token::T_TEXT, $this->forward());
}
// Nothing to parse, we're done
// EOF
return;
// Both found
} elseif ($posOpenTag !== false && $posCloseTag !== false) {
// T_OPEN_TAG comes first
if ($posOpenTag < $posCloseTag) {
// We have T_TEXT
if ($posOpenTag > 0) {
$this->lookAhead = Token::T_OPEN_TAG | Token::T_CLOSE_TAG;
return new SimpleToken(Token::T_TEXT, $this->forward($posOpenTag));
}
// T_CLOSE_TAG comes first
} else {
// We have T_TEXT
if ($posCloseTag > 0) {
$this->lookAhead = Token::T_OPEN_TAG | Token::T_CLOSE_TAG;
return new SimpleToken(Token::T_TEXT, $this->forward($posCloseTag));
}
}
// T_OPEN_TAG found
} elseif ($posOpenTag !== false) {
// We have T_TEXT
if ($posOpenTag > 0) {
$this->lookAhead = Token::T_OPEN_TAG | Token::T_CLOSE_TAG;
return new SimpleToken(Token::T_TEXT, $this->forward($posOpenTag));
}
// We have T_OPEN_TAG
return OpenTagParser::parse($this);
// T_CLOSE_TAG found
} else {
// We have T_TEXT
if ($posCloseTag > 0) {
$this->lookAhead = Token::T_OPEN_TAG | Token::T_CLOSE_TAG;
return new SimpleToken(Token::T_TEXT, $this->forward($posCloseTag));
}
// We have T_CLOSE_TAG
return CloseTagParser::parse($this);
}
break;
case Token::T_OPEN_TAG | Token::T_CLOSE_TAG:
$registeredOpenNamespaces = Symbols::getRegisteredNamespaces();
$registeredCloseNamespaces = $registeredOpenNamespaces;
array_walk($registeredOpenNamespaces, function (&$ns) {
$ns = "<{$ns}:";
});
array_walk($registeredCloseNamespaces, function (&$ns) use(&$registeredOpenNamespaces) {
$ns = "</{$ns}:";
$registeredOpenNamespaces[] = $ns;
});
$pos = $this->file->find($registeredOpenNamespaces);
// Nothing found
if ($pos === false) {
return false;
}
$this->file->saveState();
$this->forward(1);
$char = $this->file->nextChar();
$this->file->restoreState();
if ($this->isLetter($char)) {
return OpenTagParser::parse($this);
} else {
return CloseTagParser::parse($this);
}
break;
}
}
public static function parse(Scanner $scanner)
{
$file = $scanner->getFile();
$char = $file->nextChar();
$state = 0;
$value = '';
while (true) {
switch ($state) {
case 0:
// T_ATTRIBUTE begins with [a-zA-Z] or _
if ($scanner->isLetter($char) || $char == '_') {
$state = 1;
$value .= $char;
$char = $file->nextChar();
// Exception
} else {
// Unexpected EOF
if ($char == false) {
throw ExceptionFactory::createUnexpectedEOF(__FILE__, __LINE__, $file->getFileName(), $file->getCurrentLine());
// Unexpected Char
} else {
throw ExceptionFactory::createUnexpectedChar(__FILE__, __LINE__, $file->getFileName(), $file->getCurrentLine(), $char);
}
}
break;
case 1:
// The second char can be [a-zA-Z0-9] or _
if ($scanner->isAlpha($char) || $char == '_') {
$state = 1;
$value .= $char;
$char = $file->nextChar();
// Space indicates the end of the T_ATTRIBUTE
// But we have to eat the next = char
} elseif ($scanner->isSpace($char)) {
$state = 2;
$char = $scanner->nextChar();
// If the next char is =, we're done
} elseif ($char == '=') {
break 2;
// Exception
} else {
// Unexpected EOF
if ($char == false) {
throw ExceptionFactory::createUnexpectedEOF(__FILE__, __LINE__, $file->getFileName(), $file->getCurrentLine());
// Unexpected Char
} else {
throw ExceptionFactory::createUnexpectedChar(__FILE__, __LINE__, $file->getFileName(), $file->getCurrentLine(), $char);
}
}
break;
case 2:
// If the next char is =, we're done
if ($char == '=') {
break 2;
// Exception
} else {
// Unexpected EOF
if ($char == false) {
throw ExceptionFactory::createUnexpectedEOF(__FILE__, __LINE__, $file->getFileName(), $file->getCurrentLine());
// Unexpected Char
} else {
throw ExceptionFactory::createUnexpectedChar(__FILE__, __LINE__, $file->getFileName(), $file->getCurrentLine(), $char);
}
}
break;
}
}
// Next lookAhead
$scanner->setLookAhead(Token::T_VALUE);
// T_ATTRIBUTE token found
return new SimpleToken(Token::T_ATTRIBUTE, $value);
}
protected function verifyStack()
{
// If the stack is not empty, we have a problem
if (!$this->stack->isEmpty()) {
// Get the first remaining token into the stack and throw an exception
throw ExceptionFactory::createTagNotClosed(__FILE__, __LINE__, $this->scanner->getFile()->getFileName(), $this->stack->top());
}
}
public static function parse(Scanner $scanner)
{
$file = $scanner->getFile();
$char = $file->nextChar();
$state = 0;
$ns = '';
$name = '';
while (true) {
switch ($state) {
case 0:
// Must start with <
if ($char == '<') {
$state = 1;
$char = $file->nextChar();
// Exception
} else {
// Unexpected EOF
if ($char == false) {
throw ExceptionFactory::createUnexpectedEOF(__FILE__, __LINE__, $file->getFileName(), $file->getCurrentLine());
// Unexpected Char
} else {
throw ExceptionFactory::createUnexpectedChar(__FILE__, __LINE__, $file->getFileName(), $file->getCurrentLine(), $char);
}
}
break;
case 1:
// The first char after < can be [a-zA-Z] or _
if ($scanner->isLetter($char) || $char == '_') {
$state = 2;
$ns .= $char;
$char = $file->nextChar();
// Exception
} else {
// Unexpected EOF
if ($char == false) {
throw ExceptionFactory::createUnexpectedEOF(__FILE__, __LINE__, $file->getFileName(), $file->getCurrentLine());
// Unexpected Char
} else {
throw ExceptionFactory::createUnexpectedChar(__FILE__, __LINE__, $file->getFileName(), $file->getCurrentLine(), $char);
}
}
break;
case 2:
// From the second char after < onwards can be [a-zA-Z0-9] or _
if ($scanner->isAlpha($char) || $char == '_') {
$state = 2;
$ns .= $char;
$char = $file->nextChar();
// If the next char is :, we already have the namespace
} elseif ($char == ':') {
$state = 3;
$char = $file->nextChar();
// Exception
} else {
// Unexpected EOF
if ($char == false) {
throw ExceptionFactory::createUnexpectedEOF(__FILE__, __LINE__, $file->getFileName(), $file->getCurrentLine());
// Unexpected Char
} else {
throw ExceptionFactory::createUnexpectedChar(__FILE__, __LINE__, $file->getFileName(), $file->getCurrentLine(), $char);
}
}
break;
case 3:
// The first char after : can be [a-zA-Z] or _
if ($scanner->isLetter($char) || $char == '_') {
$state = 4;
$name .= $char;
$char = $file->nextChar();
// Exception
} else {
// Unexpected EOF
if ($char == false) {
throw ExceptionFactory::createUnexpectedEOF(__FILE__, __LINE__, $file->getFileName(), $file->getCurrentLine());
// Illegal space after :
} elseif ($scanner->isSpace($char)) {
throw ExceptionFactory::createIllegalSpace(__FILE__, __LINE__, $file->getFileName(), $file->getCurrentLine());
// Unexpected Char
} else {
throw ExceptionFactory::createUnexpectedChar(__FILE__, __LINE__, $file->getFileName(), $file->getCurrentLine(), $char);
}
}
break;
case 4:
// From the second char after : onwards can be [a-zA-Z0-9] or _
if ($scanner->isAlpha($char) || $char == '_') {
$state = 4;
$name .= $char;
$char = $file->nextChar();
// If the next char is \s, we got the name
} elseif ($scanner->isSpace($char)) {
break 2;
// If the next char is >, we got the T_END
} elseif ($char == '>') {
$file->goBack();
break 2;
// Exception
} else {
// Unexpected EOF
if ($char == false) {
throw ExceptionFactory::createUnexpectedEOF(__FILE__, __LINE__, $file->getFileName(), $file->getCurrentLine());
// Unexpected Char
} else {
throw ExceptionFactory::createUnexpectedChar(__FILE__, __LINE__, $file->getFileName(), $file->getCurrentLine(), $char);
}
}
break;
}
}
// Next lookAhead
$scanner->setLookAhead(Token::T_ATTRIBUTE | Token::T_END | Token::T_CLOSE);
// T_REGISTER
if ($ns == 'php' && $name == 'Register') {
return new TagToken(Token::T_REGISTER, $ns, $name);
}
// T_OPEN_TAG token found
return new TagToken(Token::T_OPEN_TAG, $ns, $name);
}
