<?php

class PluginVigiloTemplate extends CommonDBTM

{

    public function getTabNameForItem(CommonGLPI $item, $withtemplate = 0)

    {

        return 'Vigilo';

    }

    public static function showForm($params)

    {

        global $DB, $CFG_GLPI;

        $item = $params['item'];

        $options = $params['options'];

        if (!in_array($item::getType(), array('Computer', 'Printer', 'NetworkEquipment'))) {

            return;

        }

        $opts = array(

            "name" => "vigilo_template",

            "value" => 0,

            "url" => $CFG_GLPI["root_doc"] . "/plugins/vigilo/ajax/getTemplates.php"

        );

        $id = $item->getID();

        $query = <<<SQL

SELECT `template`

FROM glpi_plugin_vigilo_template

WHERE `id` = $id;

SQL;

        $result = $DB->query($query);

        if ($result) {

            $tpl        = $DB->result($result, 0, "template");

            $templates  = static::getTemplates();

            $index      = array_search($tpl, $templates, true);

            if (false !== $index) {

                $opts['value']      = $index;

                $opts['emptylabel'] = $tpl;

            }

        }

        echo "<tr><th colspan='4'>Vigilo</th></tr>";

        echo '<tr>';

        echo '<td><label for="vigilo_template">Vigilo Template</td>';

        echo '<td>';

        Dropdown::show(__CLASS__, $opts);

        echo '</td></tr>';

    }

    public static function filterFile($path)

    {

        $tpl_dir    = VIGILO_CONFDIR . DIRECTORY_SEPARATOR . 'hosttemplates';

        $pattern    = '#^(([^.][^/]+/)*[^.][^/]+\.xml)$#i';

        // FIXME : l'utilisation de substr()+strlen() n'est pas idéale ici.

        return preg_match($pattern, substr($path->getPathname(), strlen($tpl_dir)));

    }

    public static function getTemplates()

    {

        $tpl_dir    = VIGILO_CONFDIR . DIRECTORY_SEPARATOR . 'hosttemplates';

        $templates  = array();

        $pattern    = "/<template\\s+(?:.*?\\s+)?name=(['\"])(\w+)\\1>/";

        $dir_it     = new RecursiveDirectoryIterator($tpl_dir, RecursiveDirectoryIterator::SKIP_DOTS);

        $it_it      = new RecursiveIteratorIterator($dir_it);

        $files      = new CallbackFilterIterator($it_it, array(__CLASS__, 'filterFile'));

        foreach ($files as $file) {

            $file = $file->getPathname();

            if (!is_file($file)) {

                continue;

            }

            $ok = preg_match_all($pattern, file_get_contents($file), $matches);

            if (!$ok) {

                continue;

            }

            foreach ($matches[2] as $match) {

                $templates[] = $match;

            }

        }

        $templates = array_unique($templates);

        sort($templates, SORT_REGULAR);

        array_unshift($templates, '-----');

        return $templates;

    }

    public static function getAjaxTemplates()

    {

        $res = array();

        foreach (static::getTemplates() as $index => $tpl) {

            $res[] = array("id" => $index, "text" => $tpl);

        }

        return $res;

    }

    public static function getTemplateIndexForItem(CommonDBTM $item)

    {

        $tpl        = self::getTemplateNameForItem($item);

        if (null === $tpl) {

            return null;

        }

        $templates  = self::getTemplates();

        $index      = array_search($tpl, $templates, true);

        return (false !== $index ? $index : null);

    }

    public static function getTemplateNameForItem(CommonDBTM $item)

    {

        global $DB;

        $id = $item->getID();

        $query = <<<SQL

SELECT `template`

FROM glpi_plugin_vigilo_template

WHERE `id` = $id;

SQL;

        $result = $DB->query($query);

        if (!$result) {

            return null;

        }

        return $DB->result($result, 0, "template");

    }

}