Blog

<?php
/**
 * Syntax Plugin for Bash Exec
 */
class syntax_plugin_bashexec extends DokuWiki_Plugin_Syntax {
 
    public function getType() {
        return 'substition';
    }
 
    public function getPType() {
        return 'normal';
    }
 
    public function getSort() {
        return 150;
    }
 
    public function connectTo($mode) {
        $this->Lexer->addSpecialPattern('%%bashexec\{[^}]+\}%%', $mode, 'plugin_bashexec');
    }
 
    public function handle($match, $state, $pos, Doku_Handler $handler) {
        preg_match('/%%bashexec\{([^}]+)\}%%/', $match, $matches);
        $params = trim($matches[1]);
 
        // Parse: script.sh arg1 arg2
        $parts = preg_split('/\s+/', $params);
        $script = array_shift($parts);
        $args = $parts;
 
        return array($script, $args);
    }
 
    public function render($format, Doku_Renderer $renderer, $data) {
        if ($format != 'xhtml') {
            return false;
        }
 
        list($script, $args) = $data;
        $helper = plugin_load('helper', 'bashexec');
 
        // Vérifier les permissions
        if (!$helper->checkPermissions()) {
            $renderer->cdata('Accès refusé');
            return true;
        }
 
        // Valider le script
        if (!$helper->validateScriptPath(DOKU_PLUGIN . 'bashexec/scripts/' . $script)) {
            $renderer->cdata('Script non autorisé');
            return true;
        }
 
        // Valider tous les arguments
        foreach ($args as $arg) {
            if (!$helper->validateArgument($arg)) {
                $renderer->cdata('Argument invalide');
                return true;
            }
        }
 
        // Exécuter le script
        $fullScript = DOKU_PLUGIN . 'bashexec/scripts/' . $script;
        $cmd = escapeshellcmd($fullScript);
        $escapedArgs = array_map('escapeshellarg', $args);
        $command = $cmd . ' ' . implode(' ', $escapedArgs);
 
        exec($command, $output, $returnCode);
 
        // Journaliser
        global $INPUT;
        $helper->logExecution($script, $args, $returnCode, $INPUT->server->str('REMOTE_USER'));
 
        // Afficher le résultat
        if ($returnCode === 0) {
            $renderer->cdata(implode("\n", $output));
        } else {
            $renderer->cdata('Erreur d\'exécution (code: ' . $returnCode . ')');
        }
 
        return true;
    }
}