<?php

$plugins = null;
function list_plugins() {
    $ddname = dirname(dirname(__FILE__))."/plugins";
    $plugins_dir = opendir( $ddname);
    $onfs = array();
    if ( $plugins_dir) {
        while (($file = readdir( $plugins_dir ) ) !== false ) {
            if ( substr($file, 0, 1) == '.' ){
                continue;
            }
            if ( is_dir($ddname."/".$file)) {
                if ( is_file($ddname."/".$file."/about.txt")) {
                    $infos = parse_about($ddname."/".$file."/about.txt");
                    $onfs[$file] = array(
                        $file, 
                        'installed' => 0, 
                        'version' => $infos['version'], 
                        'title' => $infos['title'], 
                        'installable' => 0,
                        'installed_version' => 0,
                        'depends' => $infos['depends'],
                        'desc' => $infos['desc'],
                        'author' => $infos['author']);
                    if ( is_file($ddname."/".$file."/install.php") ) {
                        $onfs[$file]['installable'] = 1;
                    }
                } else {
                    //print "trash directory, not a plugin.";
                }
            } else {
                //print "not a director, skipping";
            }
        }
    } else {
        die ("error");
    }
    closedir($plugins_dir);
    $ondb = array();
    global $kdb;
    $ret = $kdb->query("SELECT * FROM plugins");
    while ( ($res = mysql_fetch_array($ret) ) ) {
        foreach ($onfs as $key => $fs) {
            if ( $fs[0] == $res['pluginID'] ) {
                $onfs[$key]['installed'] = $res['installed'];
                $onfs[$key]['installed_version'] = $res['version'];
            }
        }
    }
    mysql_free_result($ret);
    return $onfs;
}
$plugins = list_plugins();

function is_installed($plid) {
    $plugins = list_plugins();
    if ( !array_key_exists($plid, $plugins) ) {
        return false;
    }
    return $plugins[$plid]['installed'];
}

function is_available($plid) {
    if ( !array_key_exists($plid, list_plugins()) ) {
        return false;
    }
    $plugs = list_plugins();
    return $plugs[$plid]['installable'];
}

function get_plugin($plid) {
    //global $plugins;
    $plugins = list_plugins();
    return $plugins[$plid];
}

if ( isset($_GET['plugins']) ) {
    $onfs = $plugins;
    print '<h2>List of plugins</h2>';
    print '<table>';
    foreach ($onfs as $p) {
        print '<tr>';
        print '<td>'.$p['title'].'</td>'; // title
        print '<td>'.$p['desc'].'</td>'; 
        print '<td>'.$p['author'].'</td>'; 
        print '<td>'.$p['version'].'</td>'; 
        if ( $p['installed'] ) {
            print '<td>'.$p['installed_version'].'</td>'; 
        } else {
            print '<td></td>';
        }
        if ( $p['installed'] != 1 && $p['installable'] ) {
            print '<td><a href="?action=install&pluginid='.$p[0].'">INSTALL</a></td>';
        } else if ( $p['installable']) {
            print '<td><a href="?action=uninstall&pluginid='.$p[0].'">UNINSTALL</a></td>';
        } else {
            print "<td></td>";
        }
        print '<td>';
        print $p['depends'];
        print '</td>';
        print "</tr>";
    }
    print '<tr>';
    print '<td colspan="7">';
    print '<a href="?action=uninstall_all">Uninstall all</a>';
    print '&nbsp;';
    print '<a href="?action=install_all">Install all</a>';
    print '</td>';
    print '</tr>';
    print '</table>';
}

function _stringify($ar) {
    $res = "";
    if ( is_array($ar) ) {
        foreach ( $ar as $rl ) {
            if ( strlen($res) > 0 )
                $res .= ",";
            $res .= $rl;
        }
    } else {
        $res = $ar;
    }
    return $res;
}

function install_plugin($plid) {
    global $kdb;
    // create admin user
    if (!$kdb->query("SELECT * FROM users WHERE uname='".ADMIN_USERNAME."' ")) {
        $kdb->query("INSERT INTO users (uname, pwd, roles, approved) VALUES('".ADMIN_USERNAME."', '".ADMIN_PASSWORD."', '111111', True)");
        $nui = mysql_insert_id();
        $kdb->query("INSERT INTO userinfo (userid, firstname, lastname, email, language, sex, homepage) VALUES (".$nui.",'Krihvel', 'Admin', '', '".DEFAULT_LANGUAGE."', 'boy', '' )");    
    }
    $plug = get_plugin($plid);
    if ( $plug['installed'] ) {
        return 0;
    }

    $ddname = dirname(dirname(__FILE__))."/plugins/".$plid;
    if ( !is_file($ddname."/install.php") ) {
        return 0;
    }
    include_once($ddname.'/install.php');

    $res = call_user_func('install_'.$plid);
    if ( $res ) {
        $sql = "INSERT INTO plugins VALUES ('".$plid."', 1, '".$plug['version']."')";
        $kdb->query($sql);
    }

    $plugins_dir = opendir( $ddname);
    while (($file = readdir( $plugins_dir ) ) !== false ) {
        if ( substr($file, 0, 1) == '.' ){
            continue;
        }
        if ( !strcmp($file, "install.php") ) {
            continue;
        }
        if ( !strcmp(substr($file, -4), ".php") ) {
            require_once($ddname.'/'.$file);
            $clname = substr($file, 0, -4);
            if ( class_exists($clname) ) {
                $reflection = new ReflectionAnnotatedClass($clname);
                $is_page = false;
                $is_ct = false;
                if ( $reflection->hasAnnotation('Page') || $reflection->hasAnnotation('ContentType') ) {
                    if ( $reflection->hasAnnotation('Page') ) {
                        $is_page = true;
                        $ann = $reflection->getAnnotation('Page');
                        $rles = _stringify($ann->roles);
                        $sql = "INSERT INTO pages VALUES (
                            '".$plid."',
                            '".$clname."',
                            '".$ann->title."',
                            '".$ann->group."',
                            '".$rles."',
                            '".$ann->valid."'
                        )";
                        $kdb->query($sql);
                    } 
                    if ( $reflection->hasAnnotation('ContentType') ) {
                        $is_ct = true;
                        $ann = $reflection->getAnnotation('ContentType');
                        $sql = "INSERT INTO types VALUES (
                            '".$plid."',
                            '".$clname."',
                            '".$ann->title."',
                            '".$ann->icon."',
                            '".$ann->icon_method."',
                            '".$ann->task."',
                            '".$ann->type."'
                            )";
                        $kdb->query($sql);
                    } 
                    foreach ($reflection->getAllAnnotations('MenuItem') as $mi) {
                        $mrmenu = $mi->menu;
                        if ( !$mrmenu ) {
                            $mrmenu = "leftmenu";
                        }
                        $sql = "INSERT INTO menus VALUES (
                                '".$plid."',
                                '".$clname."',
                                '".$mi->title."',
                                '".$mi->group."',
                                '".$mi->page."',
                                '".$mrmenu."',
                                '"._stringify($mi->roles)."',
                                '"._stringify($mi->valid)."'
                                )";
                        $kdb->query($sql);
                    }
                    foreach ( $reflection->getMethods() as $m ) {
                        if ( $m->hasAnnotation('MenuItem') ) {
                            $mr = $m->getAnnotation('MenuItem');
                            $mpage = $mr->page;
                            if ( !$mpage ) {
                                if ( $is_ct ) {
                                    $mpage = "&mode=".substr($m->getName(), 0, -7);
                                } else {
                                    $mpage = "?pid=".$clname."&mode=".substr($m->getName(), 0, -7);
                                }
                            }
                            $mrmenu = $mr->menu;
                            if ( !$mrmenu ) {
                                $mrmenu = "leftmenu";
                            }
                            $sql = "INSERT INTO menus VALUES (
                                '".$plid."',
                                '".$clname."',
                                '".$mr->title."',
                                '".$mr->group."',
                                '".$mpage."',
                                '".$mrmenu."',
                                '"._stringify($mr->roles)."',
                                '"._stringify($mr->valid)."'
                                )";
                            $kdb->query($sql);
                        }
                    }
                } else {
                    // not a valid class
                }
            }
        }
    }

    return $res;
}

function _do_install($pid) {
    $plug = get_plugin($pid);
    $deps = split(",", $plug['depends']);
    $allok = true;
    foreach( $deps as $dep ) {
        if ( strlen(trim($dep)) == 0 ) {
            continue;
        }
        if ( !is_installed(trim($dep)) ) {
            //print "installing...".$dep."<br />";
            if ( is_available(trim($dep))) {
                $depres = install_plugin(trim($dep));
                if ( !$depres ) {
                    $allok = false;
                }
            } else {
                $allok = false;
                //print "... but dep not available";
            }
        }
    }
    if ( $allok ) {
        //print "<br /> ok, installing";
        $plres = install_plugin($pid);
        if ( $plres ) {
            //print "success";
        } else {
            //print "failure";
        }
    } else {
        //print "<br />failed to install dependencies";
    }

}

if ( isset($_GET['action']) && $_GET['action'] == 'install' && isset($_GET['pluginid']) ) {
    $pid = $_GET['pluginid'];
    _do_install($pid);
    header('Location: index.php?plugins=1');
}

function _do_uninstall($pid) {
    global $kdb;
    if ( is_file('../plugins/'.$pid.'/install.php') ) {
        require_once('../plugins/'.$pid.'/install.php');
        $res = call_user_func('uninstall_'.$pid);
    }
    $sql = "DELETE FROM plugins where pluginID='".$pid."'";
    $kdb->query($sql);
}

if ( isset($_GET['action']) && $_GET['action'] == 'uninstall' && isset($_GET['pluginid']) ) {
    $pid = $_GET['pluginid'];
    _do_uninstall($pid);
    header('Location: index.php?plugins=1');
}

if ( isset($_GET['action']) && $_GET['action'] == 'uninstall_all' ) {
    foreach ( $plugins as $plugid => $plug ) {
        if ( $plug['installed'] ) {
            _do_uninstall($plugid);
        }
    }
    header('Location: index.php?plugins=1');
}

if ( isset($_GET['action']) && $_GET['action'] == 'install_all' ) {
    $c = 0;
    ob_start();
    while (1) {
        $c++;
        $found = false;
        $mstr = "";
        foreach ( list_plugins() as $plugid => $plug ) {
            if ( !$plug['installed'] && $plug['installable']) {
                try {
                    _do_install($plugid);
                } catch (Exception $e) {
                    // silently ignore errors.
                }
                $mstr = $plugid;
                $found = true;
            }
        }
        if (!$found) {
            break;
        } 
        if ( $c > 1000 ) {
            break;
        }
    }
    ob_end_clean();
    header('Location: index.php?plugins=1');
}

?>
'.$p['title'].'	'.$p['desc'].'	'.$p['author'].'	'.$p['version'].'	'.$p['installed_version'].'		INSTALL	UNINSTALL		'; print $p['depends']; print '
'; print 'Uninstall all'; print ' '; print 'Install all'; print '