/**
* Turns internal links into proper absolute links, and/or adds 'http'
* to external links that were specified without one.
*
* @param $link
* @return string
*/
protected function getLink($link)
{
$page = new \Phile\Repository\Page();
$linked_page = $page->findByPath($link);
if ($linked_page) {
// the user linked to an internal page
return \Phile\Utility::getBaseUrl() . '/' . $linked_page->getUrl();
}
$file = ROOT_DIR . DIRECTORY_SEPARATOR . $link;
if (file_exists($file)) {
// the user linked to an internal file
return \Phile\Utility::getBaseUrl() . '/' . $link;
}
// it's not an internal page, it's not an internal file -
// let's see if it's (at least) a somewhat valid URL
$url_parts = parse_url($link);
if (is_array($url_parts)) {
if (!array_key_exists("scheme", $url_parts)) {
// it doesn't have a http:// or https:// or similar prefix.
// This could mean the user provided something like: (link: cnn.com)
// -> check if the first part of the link looks like a domain name
$p = explode('/', $url_parts["path"]);
$domain = $p[0];
if ($this->isValidDomainName($domain)) {
// the first part of the link looks like a valid domain name
// -> just prepend 'http://' and continue
return "http://{$link}";
}
}
}
// If we get to this point, we just return whatever the user typed.
return $link;
}
public function on($eventKey, $data = null)
{
if ($eventKey == 'after_parse_content') {
// check and see if the folder exists
if (!is_dir(ROOT_DIR . $this->settings['images_dir'])) {
throw new Exception("The path " . $this->settings['images_dir'] . " in the PhileInlineImage config does not exists or is not a directory.");
}
// store the starting content
$content = $data['content'];
// find the path for images
$path = \Phile\Utility::getBaseUrl() . '/' . $this->settings['images_dir'];
// this parse happens after the markdown
// which means that the potential image is wrapped
// in p tags
$regex = "/(<p>)(.*?)\\.(jpg|jpeg|png|gif|webp|svg)+(<\\/p>)/i";
// main feature of the plugin, wrapping image names in HTML
$replace = "\n" . '<' . $this->settings['wrap_element'] . ' class="' . $this->settings['wrap_class'] . '">' . "\n\t" . '<img src="' . $path . '$2.$3">' . "\n" . '</' . $this->settings['wrap_element'] . '>';
// add the modified content back in the data
$data['content'] = preg_replace($regex, $replace, $content);
}
}