/**
@param template string path to template file relative to the templateFolder. .php is appended to this path.
@param vars variables to extract and make available to the template file
@return output from a template
@note
there are 2 ways to refer to an inner parentped template from the outer template
1. use the section creation functions
2. use $template->inner variable created for the parent
*/
function get_template($template, $vars = [])
{
$this->parent_stack[] = '';
$used_vars = array_merge($this->helpers, $vars);
ob_start();
if (substr($template, -4) != '.php') {
$template = $template . '.php';
}
\Grithin\Files::req($this->options['folder'] . $template, $used_vars);
$output = ob_get_clean();
$parent = array_pop($this->parent_stack);
if ($parent) {
$this->inner = $output;
$template = $parent;
$output = $this->get_template($template, $vars);
unset($this->inner);
array_pop($this->parent_stack);
}
return $output;
}
function resolveRoutes()
{
$this->unparsedTokens = array_merge([''], $this->tokens);
$this->globals['route'] = $this;
$i = 0;
while ($this->unparsedTokens && !$this->stopRouting) {
$i++;
if ($i > $this->max_loops) {
Debug::out('_routing rules are looping');
Debug::out($this);
Debug::toss('Route appears to be looping infinitely');
}
$this->currentToken = array_shift($this->unparsedTokens);
if ($this->currentToken) {
$this->parsedTokens[] = $this->currentToken;
}
$path = $this->options['folder'] . implode('/', $this->parsedTokens);
if (!isset($this->ruleSets[$path])) {
$this->ruleSets[$path] = (array) Files::inc($path . '/_routing.php', $this->globals, ['extract' => ['rules']])['rules'];
}
if (!$this->ruleSets[$path] || $this->stopRouting) {
continue;
}
//note, on match, matehRules resets unparsedTokens (having the effect of loopiing matchRules over again)
$this->matchRules($path, $this->ruleSets[$path]);
}
$this->parsedTokens = [];
}
static function sendFile($path, $saveAs = null, $exit = true)
{
//Might potentially remove ".." from path, but it has already been removed by the time the request gets here by server or browser. Still removing for precaution
$path = \Grithin\Files::removeRelative($path);
if (is_file($path)) {
$mime = \Grithin\Files::mime($path);
header('Content-Type: ' . $mime);
if ($saveAs) {
header('Content-Description: File Transfer');
if (strlen($saveAs) > 1) {
$fileName = $saveAs;
} else {
$fileName = array_pop(explode('/', $path));
}
header('Content-Disposition: attachment; filename="' . self::escapeFilename($fileName) . '"');
}
echo file_get_contents($path);
} else {
throw new \Exception('Request handler encountered unresolvable file. Searched at ' . $path);
}
if ($exit) {
exit;
}
}
