/**
* Given the set of matches, nest them according to their types
*
* @param \ArrayIterator $result Iterator of match results
* @param \SalesforceEng\Breakout\Token $latest Token instance
* @return array Set of nested token instances (arrays)
*/
public function nest(&$result, $latest = null)
{
$container = [];
if (!$result instanceof \ArrayIterator) {
$result = new \ArrayIterator($result);
}
while ($result->valid()) {
$current = new Token($result->current());
$result->next();
if ($current->getType() == 'block') {
// see if we're closing it out
$content = trim($current->getContent());
if ($content !== 'endif' && $content !== 'endfor' && $content !== 'else' && $content !== 'endraw') {
$group = [$current];
$found = $this->nest($result, $current);
$current = array_merge($group, $found);
} else {
if ($latest !== null) {
$latestType = explode(' ', trim($latest->getContent()))[0];
if ($latestType == 'if' && trim($current->getContent()) == 'endif') {
$container[] = $current;
return $container;
} elseif ($latestType == 'for' && trim($current->getContent()) == 'endfor') {
$container[] = $current;
return $container;
} elseif ($latestType == 'raw' && trim($current->getContent()) == 'endraw') {
$container[] = $current;
return $container;
}
}
}
}
$container[] = $current;
}
return $container;
}
/**
* Handle the replacement and escaping for a variable value
*
* @param array $data Data to use for the variable
* @param \SalesforceEng\Breakout\Token $token Token instance
* @param \SalesforceEng\Breakout\Document $document Document instance
* @return SalesforceEng\Breakout\Document updated instance
*/
public function handleVariable(array $data, $token, Document $document)
{
$key = trim($token->getContent());
if (strpos($key, '|') !== false) {
list($key, $context) = explode('|', $key);
} else {
$context = 'html';
}
$resolved = $this->resolveValue($data, $key);
$content = $resolved !== null ? $resolved : '';
if (!array_key_exists($context, $this->contextCache)) {
// Escape the content according to the context
$contextNs = '\\SalesforceEng\\Breakout\\Context\\' . ucwords(strtolower($context));
if (!class_exists($contextNs)) {
throw new \InvalidArgumentException('Context "' . $context . '" does not exist!');
}
$instance = new $contextNs();
$this->contextCache[$context] = $instance;
} else {
$instance = $this->contextCache[$context];
}
$content = $this->normalizeUtf8($content);
$content = $this->unicodeEscape($content);
$document->replace($token, $instance->escape($content));
return $document;
}
/**
* Replace the token with the provided content
* Updates the document (self) in place, no return value
*
* @param \SalesforceEng\Breakout\Token $token Token instance
* @param string $content Content used for replacement
*/
public function replace($token, $content)
{
// get the length of the tag to replace
$tagLength = strlen($token->getFull());
$contentLength = strlen($content);
$currentOffset = $this->getOffset();
// Get the portions before and after the tag
$start = substr($this->document, 0, $token->getStart() + $currentOffset);
$end = substr($this->document, $token->getEnd() + $currentOffset);
// ...and merge
$updatedDocument = $start . $content . $end;
$this->setOffset(strlen($updatedDocument) - strlen($this->document) + $currentOffset);
$this->document = $updatedDocument;
}
