<?php require_once "class.php"; closeAll();
function processRequests($db)
{
if (array_key_exists('window', $_REQUEST)) {
// All windows related commands must start with window=.
$windownumber = $_REQUEST['window'];
if ($windownumber != 'vncwin') {
// This is the normal case.
// Special handling is needed when called with window=vncwin, see below.
$window = $windownumber - 1;
// TODO: $win_id und $windowname können vermutlich zusammengefasst werden.
$win_id = $db->getWindowIDBySection($windownumber);
$windowlist = windowList();
if (count($windowlist) == 0) {
trace("no window found for command");
$windowname = false;
$windowhex = 0;
} else {
// TODO: improve test whether window exists.
$windowname = $windowlist[$window];
$windowhex = hexdec($windowname);
}
}
if ($windowname && array_key_exists('key', $_REQUEST)) {
$key = $_REQUEST['key'];
trace("key '{$key}' in window '{$windownumber}'");
wmShow($windowname);
// activateControls($windowhex);
// displayCommand("xdotool windowfocus $windowhex key $key");
// trying mousemove and click for better vnc control
displayCommand("xdotool mousemove --window {$windowhex} 100 100 " . "key {$key}");
}
if ($windowname && array_key_exists('keydown', $_REQUEST)) {
// TODO: keydown is currently mapped to key because we had problems
// with sticking keys (no keyup seen). This should be fixed by a
// better event handling.
$key = $_REQUEST['keydown'];
trace("keydown '{$key}' in window '{$windownumber}'");
wmShow($windowname);
// activateControls($windowhex);
// displayCommand("xdotool windowfocus $windowhex key $key");
// trying mousemove and click for better vnc control
displayCommand("xdotool mousemove --window {$windowhex} 100 100 " . "key {$key}");
//~ displayCommand("xdotool windowfocus $windowhex keydown $key");
}
if ($windowname && array_key_exists('keyup', $_REQUEST)) {
// TODO: keyup is currently ignored, see comment above.
$key = $_REQUEST['keyup'];
trace("keyup '{$key}' in window '{$windownumber}'");
// activateControls($windowhex);
//~ wmShow($windowname);
//~ displayCommand("xdotool windowfocus $windowhex keyup $key");
}
if (array_key_exists('delete', $_REQUEST)) {
$delete = str_replace(" ", "\\ ", addslashes($_REQUEST['delete']));
trace("delete={$delete}, close window {$windownumber}");
if (file_exists($delete)) {
trace("+++ DELETE FILE FROM WEBINTERFACE +++");
unlink($delete);
} elseif ($delete == "VNC") {
trace("+++ DELETE VNC Client FROM DAEMON +++");
// call via daemon: ?window=vncwin&delete=VNC&vncid=123
trace("vnc delete in control");
$win_id = $_REQUEST['vncid'];
// = hexWindow in database, but not on screen
trace("VNC cia Daemon ... id={$win_id}");
} elseif (strstr($delete, "http")) {
trace("+++ DELETE Browserwindow +++");
} elseif (preg_match('/(^\\w{3,}@\\w{1,})/', $delete)) {
trace("+++ DELETE VNC Client FROM WEBINTERFACE +++");
// call via webinterface
$win_id = $db->querySingle("SELECT win_id FROM window WHERE file='{$delete}' AND handler='vnc'");
trace("DELETE VNC Window with ID={$win_id} FROM Database ::\n SELECT win_id FROM window WHERE file='{$delete}' AND handler='vnc'");
} else {
trace("Unhandled delete for '{$delete}'");
}
wmClose($win_id);
$db->deleteWindow($win_id);
}
if (array_key_exists('closeOrphans', $_REQUEST)) {
// win_ids in db
$windows_in_db = $db->getWindows();
$db_ids = array();
if (count($windows_in_db) > 0) {
foreach ($windows_in_db as $win) {
array_push($db_ids, $win['win_id']);
}
}
// win_ids on screen
$screen_ids = windowListOnScreen();
// orphaned windows
$orphan_ids = array_diff($screen_ids, $db_ids);
if (count($orphan_ids) > 0) {
// close windows on screen not existing in database
foreach ($orphan_ids as $id) {
wmClose($id);
}
}
}
if (array_key_exists('toggle', $_REQUEST)) {
// Change window state from visible to invisible and vice versa.
$state = $db->getState_Window($win_id);
trace("toggle window {$windownumber}, id={$win_id}, state={$state}");
if ($state == "active") {
wmHide($win_id);
$db->setState_Window($win_id, "inactive");
} else {
wmShow($win_id);
$db->setState_Window($win_id, "active");
}
}
} elseif (array_key_exists('layout', $_REQUEST)) {
setLayout($_REQUEST['layout']);
} elseif (array_key_exists('logout', $_REQUEST)) {
doLogout($_REQUEST['logout']);
} elseif (array_key_exists('newVncWindow', $_REQUEST)) {
// TODO: Better write new code for VNC window.
addNewWindow($db, unserialize(urldecode($_REQUEST['newVncWindow'])));
} elseif (array_key_exists('newWindow', $_REQUEST)) {
createNewWindow($db, unserialize(urldecode($_REQUEST['newWindow'])));
}
if (array_key_exists('switchWindows', $_REQUEST)) {
$before = $_REQUEST['before'];
$after = $_REQUEST['after'];
trace("switching {$before} and {$after}");
// exchange section
$win_id1 = $db->getWindowIDBySection($before);
$win_id2 = $db->getWindowIDBySection($after);
$db->updateWindow($win_id1, 'section', $after);
$db->updateWindow($win_id2, 'section', $before);
trace("++updating database {$win_id1} section={$after}");
trace("++updating database {$win_id2} section={$before}");
// Update display (no layout change).
setLayout(null);
}
if (array_key_exists('openURL', $_REQUEST)) {
$openURL = $_REQUEST['openURL'];
trace("openURL {$openURL}");
$dt = new DateTime();
$date = $dt->format('Y-m-d H:i:s');
$window = array("id" => "", "win_id" => "", "section" => "", "state" => "", "file" => $openURL, "handler" => "/usr/bin/nohup /usr/bin/dwb", "userid" => "", "date" => $date);
createNewWindow($db, $window);
}
// TODO: chef if query redundant?
if (array_key_exists('closeAll', $_REQUEST)) {
$close = $_REQUEST['closeAll'];
trace("close all windows {$close}");
closeAll();
}
}
