Split routing into several sub-functions
This commit is contained in:
Daniel Winzen
197
chat.php
197
chat.php
@ -18,15 +18,8 @@
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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header('Content-Type: text/html; charset=UTF-8');
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header('Pragma: no-cache');
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header('Cache-Control: no-cache');
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header('Expires: 0');
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if($_SERVER['REQUEST_METHOD']==='HEAD'){
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exit; // headers sent, no further processing needed
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}
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send_headers();
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// initialize and load variables/configuration
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date_default_timezone_set('UTC');
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$A=array();// All registered members
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$C=array();// Configuration
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$F=array();// Fonts
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@ -48,8 +41,11 @@ load_fonts();
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load_lang();
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load_html();
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check_db();
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route();
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// main program: decide what to do based on queries
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function route(){
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global $U, $countmods;
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if(!isSet($_REQUEST['action'])){
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if(!check_init()){
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send_init();
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@ -62,17 +58,7 @@ if(!isSet($_REQUEST['action'])){
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check_session();
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send_messages(true);
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}elseif($_REQUEST['action']==='jsrefresh'){
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if(!extension_loaded('json')){
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send_fatal_error($I['jsonextrequired']);
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}
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check_session();
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ob_start();
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print_messages();
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$msgs=ob_get_clean();
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ob_start();
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print_chatters();
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$chatters=ob_get_clean();
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echo json_encode(array($_REQUEST['id'], $msgs, $chatters, get_setting('topic')));
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send_jsrefresh();
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}elseif($_REQUEST['action']==='redirect' && !empty($_GET['url'])){
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send_redirect($_GET['url']);
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}elseif($_REQUEST['action']==='wait'){
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@ -124,7 +110,7 @@ if(!isSet($_REQUEST['action'])){
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send_colours();
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}elseif($_REQUEST['action']==='notes'){
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check_session();
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if(!empty($_REQUEST['do']) && $_REQUEST['do']==='admin' && $U['status']>6){
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if(isSet($_REQUEST['do']) && $_REQUEST['do']==='admin' && $U['status']>6){
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send_notes('admin');
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}
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if($U['status']<5){
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@ -136,10 +122,23 @@ if(!isSet($_REQUEST['action'])){
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send_help();
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}elseif($_REQUEST['action']==='admin'){
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check_session();
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send_admin(route_admin());
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}elseif($_REQUEST['action']==='setup'){
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route_setup();
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send_setup();
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}elseif($_REQUEST['action']==='init'){
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init_chat();
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}else{
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send_login();
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}
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}
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function route_admin(){
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global $U;
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if($U['status']<5){
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send_access_denied();
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}
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if(empty($_REQUEST['do'])){
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if(!isSet($_REQUEST['do'])){
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}elseif($_REQUEST['do']==='clean'){
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if($_REQUEST['what']==='choose'){
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send_choose_messages();
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@ -168,13 +167,13 @@ if(!isSet($_REQUEST['action'])){
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}
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send_sessions();
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}elseif($_REQUEST['do']==='register'){
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send_admin(register_guest(3, $_REQUEST['name']));
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return register_guest(3, $_REQUEST['name']);
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}elseif($_REQUEST['do']==='superguest'){
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send_admin(register_guest(2, $_REQUEST['name']));
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return register_guest(2, $_REQUEST['name']);
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}elseif($_REQUEST['do']==='status'){
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send_admin(change_status($_REQUEST['name'], $_REQUEST['set']));
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return change_status($_REQUEST['name'], $_REQUEST['set']);
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}elseif($_REQUEST['do']==='regnew'){
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send_admin(register_new($_REQUEST['name'], $_REQUEST['pass']));
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return register_new($_REQUEST['name'], $_REQUEST['pass']);
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}elseif($_REQUEST['do']==='approve'){
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approve_session();
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send_approve_waiting();
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@ -191,10 +190,12 @@ if(!isSet($_REQUEST['action'])){
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update_setting('topic', htmlspecialchars($_REQUEST['topic']));
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}
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}elseif($_REQUEST['do']==='passreset'){
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send_admin(passreset($_REQUEST['name'], $_REQUEST['pass']));
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return passreset($_REQUEST['name'], $_REQUEST['pass']);
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}
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send_admin();
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}elseif($_REQUEST['action']==='setup'){
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}
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function route_setup(){
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global $C, $U;
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if(!check_init()){
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send_init();
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}
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@ -209,58 +210,9 @@ if(!isSet($_REQUEST['action'])){
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$C['textarea_settings']=array('rulestxt', 'css');
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$C['text_settings']=array('dateformat', 'captchachars', 'redirect', 'chatname', 'mailsender', 'mailreceiver');
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$C['settings']=array_merge(array('guestaccess', 'englobalpass', 'globalpass', 'captcha', 'dismemcaptcha', 'topic', 'guestreg'), $C['bool_settings'], $C['colour_settings'], $C['msg_settings'], $C['number_settings'], $C['textarea_settings'], $C['text_settings']); // All settings in the database
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if(empty($_REQUEST['do'])){
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if(!isSet($_REQUEST['do'])){
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}elseif($_REQUEST['do']==='save'){
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foreach($C['msg_settings'] as $setting){
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$_REQUEST[$setting]=htmlspecialchars($_REQUEST[$setting]);
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}
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foreach($C['number_settings'] as $setting){
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settype($_REQUEST[$setting], 'int');
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}
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settype($_REQUEST['guestaccess'], 'int');
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settype($_REQUEST['englobalpass'], 'int');
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settype($_REQUEST['captcha'], 'int');
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settype($_REQUEST['dismemcaptcha'], 'int');
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settype($_REQUEST['guestreg'], 'int');
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$_REQUEST['rulestxt']=preg_replace("/(\r?\n|\r\n?)/", '<br>', $_REQUEST['rulestxt']);
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$_REQUEST['chatname']=htmlspecialchars($_REQUEST['chatname']);
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$_REQUEST['redirect']=htmlspecialchars($_REQUEST['redirect']);
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$_REQUEST['css']=htmlspecialchars($_REQUEST['css']);
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if(!preg_match('/^[a-f0-9]{6}$/i', $_REQUEST['colbg'])){
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unset($_REQUEST['colbg']);
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}
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if(!preg_match('/^[a-f0-9]{6}$/i', $_REQUEST['coltxt'])){
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unset($_REQUEST['coltxt']);
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}
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if($_REQUEST['memberexpire']<5){
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$_REQUEST['memberexpire']=5;
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}
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if($_REQUEST['captchatime']<30){
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$_REQUEST['memberexpire']=30;
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}
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if($_REQUEST['defaultrefresh']<5){
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$_REQUEST['defaultrefresh']=5;
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}elseif($_REQUEST['defaultrefresh']>150){
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$_REQUEST['defaultrefresh']=150;
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}
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if($_REQUEST['maxname']<1){
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$_REQUEST['maxname']=1;
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}elseif($_REQUEST['maxname']>50){
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$_REQUEST['maxname']=50;
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}
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if($_REQUEST['maxmessage']<1){
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$_REQUEST['maxmessage']=1;
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}elseif($_REQUEST['maxmessage']>20000){
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$_REQUEST['maxmessage']=20000;
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}
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if($_REQUEST['numnotes']<1){
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$_REQUEST['numnotes']=1;
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}
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foreach($C['settings'] as $setting){
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if(isSet($_REQUEST[$setting])){
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update_setting($setting, $_REQUEST[$setting]);
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}
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}
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save_setup();
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}elseif($_REQUEST['do']==='backup' && $U['status']==8){
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send_backup();
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}elseif($_REQUEST['do']==='restore' && $U['status']==8){
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@ -273,11 +225,6 @@ if(!isSet($_REQUEST['action'])){
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send_destroy_chat();
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}
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}
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send_setup();
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}elseif($_REQUEST['action']==='init'){
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init_chat();
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}else{
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send_login();
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}
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// html output subs
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@ -661,7 +608,7 @@ function send_setup(){
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}
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echo submit($I['destroy'], 'class="delbutton"').'</form></td></tr></table><br>';
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}
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echo "<$H[form]>$H[commonform]".hidden('action', 'logout');
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echo "<$H[form] target=\"_parent\">$H[commonform]".hidden('action', 'logout');
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if(!isSet($_REQUEST['session'])){
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echo hidden('session', $U['session']);
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}
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@ -1321,6 +1268,21 @@ function send_messages($js){
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print_end();
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}
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function send_jsrefresh(){
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global $I;
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if(!extension_loaded('json')){
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send_fatal_error($I['jsonextrequired']);
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}
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check_session();
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ob_start();
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print_messages();
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$msgs=ob_get_clean();
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ob_start();
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print_chatters();
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$chatters=ob_get_clean();
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echo json_encode(array($_REQUEST['id'], $msgs, $chatters, get_setting('topic')));
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}
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function send_notes($type){
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global $H, $I, $U, $db;
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print_start('notes');
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@ -2973,6 +2935,70 @@ function print_messages($delstatus=''){
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// this and that
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function send_headers(){
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header('Content-Type: text/html; charset=UTF-8');
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header('Pragma: no-cache');
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header('Cache-Control: no-cache');
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header('Expires: 0');
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if($_SERVER['REQUEST_METHOD']==='HEAD'){
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exit; // headers sent, no further processing needed
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}
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}
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function save_setup(){
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global $C;
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foreach($C['msg_settings'] as $setting){
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$_REQUEST[$setting]=htmlspecialchars($_REQUEST[$setting]);
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}
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foreach($C['number_settings'] as $setting){
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settype($_REQUEST[$setting], 'int');
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}
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settype($_REQUEST['guestaccess'], 'int');
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settype($_REQUEST['englobalpass'], 'int');
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settype($_REQUEST['captcha'], 'int');
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settype($_REQUEST['dismemcaptcha'], 'int');
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settype($_REQUEST['guestreg'], 'int');
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$_REQUEST['rulestxt']=preg_replace("/(\r?\n|\r\n?)/", '<br>', $_REQUEST['rulestxt']);
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$_REQUEST['chatname']=htmlspecialchars($_REQUEST['chatname']);
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$_REQUEST['redirect']=htmlspecialchars($_REQUEST['redirect']);
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$_REQUEST['css']=htmlspecialchars($_REQUEST['css']);
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if(!preg_match('/^[a-f0-9]{6}$/i', $_REQUEST['colbg'])){
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unset($_REQUEST['colbg']);
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}
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if(!preg_match('/^[a-f0-9]{6}$/i', $_REQUEST['coltxt'])){
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unset($_REQUEST['coltxt']);
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}
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if($_REQUEST['memberexpire']<5){
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$_REQUEST['memberexpire']=5;
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}
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if($_REQUEST['captchatime']<30){
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$_REQUEST['memberexpire']=30;
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}
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if($_REQUEST['defaultrefresh']<5){
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$_REQUEST['defaultrefresh']=5;
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}elseif($_REQUEST['defaultrefresh']>150){
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$_REQUEST['defaultrefresh']=150;
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}
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if($_REQUEST['maxname']<1){
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$_REQUEST['maxname']=1;
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}elseif($_REQUEST['maxname']>50){
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$_REQUEST['maxname']=50;
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}
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if($_REQUEST['maxmessage']<1){
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$_REQUEST['maxmessage']=1;
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}elseif($_REQUEST['maxmessage']>20000){
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$_REQUEST['maxmessage']=20000;
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}
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if($_REQUEST['numnotes']<1){
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$_REQUEST['numnotes']=1;
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}
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foreach($C['settings'] as $setting){
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if(isSet($_REQUEST[$setting])){
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update_setting($setting, $_REQUEST[$setting]);
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}
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}
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}
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function get_ignored(){
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global $db;
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$ignored=array();
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@ -3493,6 +3519,7 @@ function load_lang(){
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}
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function load_config(){
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date_default_timezone_set('UTC');
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define('VERSION', '1.16.4'); // Script version
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define('DBVERSION', 16); // Database version
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define('MSGENCRYPTED', false); // Store messages encrypted in the database to prevent other database users from reading them - true/false - visit the setup page after editing!
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