<?php
/**
 * autodoc
 *
 * Permettre le calcul d'URL vers un Github d'une source issues d'un Vcs
 */

namespace autodoc\Plugin\Core\Compiler\Pass\VcsViewer;

/**
 * Calcul d'URL pour visualiser des fichiers sources en ligne sur un Github
**/
class Github extends DefaultViewer 
{
    /**
     * {@inheritDoc}
    **/
    public function getUrl() {
        // https://github.com/marcimat/bigup/tree/master/saisies
        // https://github.com/marcimat/bigup/blob/master/saisies/bigup.html
        $vcs = $this->getVcs();
        $url = $this->getUrlViewerRoot();
        $url = rtrim($url . '/' . $vcs->getProjectPath(), '/');
        if ($this->isDirFilename()) {
            $url .= '/tree/';
        } else {
            $url .= '/blob/';
        }
        $url = rtrim($url . $vcs->getBranch(), '/');
        $url = rtrim($url . '/' . $vcs->getInnerPath(), '/');
        if ($this->getFilename()) $url .= '/'  . $this->getFilename();
        if ($this->getLine())     $url .= '#L' . $this->getLine();
        return $url;
    }

    protected function isDirFilename() {
        return false === strpos($this->getFilename(), '.');
    }
}