From 74f7f09fb16181519e9fa0691137af135266ab58 Mon Sep 17 00:00:00 2001
From: Retro_Guy <retro.guy@rocksolidbbs.com>
Date: Tue, 11 Jan 2022 23:19:54 +0000
Subject: [PATCH] Add 'subscribe' feature for groups, and config to manage

---
 Rocksolid_Light/rocksolid/article-flat.php | 16 +++--
 Rocksolid_Light/rocksolid/newsportal.php   | 78 +++++++++++++++-------
 Rocksolid_Light/rocksolid/overboard.php    | 10 ++-
 Rocksolid_Light/rocksolid/thread.php       | 11 ++-
 Rocksolid_Light/spoolnews/user.php         | 27 ++++++++
 5 files changed, 111 insertions(+), 31 deletions(-)

diff --git a/Rocksolid_Light/rocksolid/article-flat.php b/Rocksolid_Light/rocksolid/article-flat.php
index 2b3111c..407f573 100644
--- a/Rocksolid_Light/rocksolid/article-flat.php
+++ b/Rocksolid_Light/rocksolid/article-flat.php
@@ -12,7 +12,11 @@
   $logfile=$logdir.'/newsportal.log';
   $accessfile=$logdir.'/access.log';
   throttle_hits();
-
+  if(isset($_COOKIE['mail_name'])) {
+    $user = strtolower($_COOKIE['mail_name']);
+    $userfile=$spooldir.'/'.$user.'-articleviews.dat';
+    $userdata = unserialize(file_get_contents($userfile));
+  }
   // register parameters
   $id=$_REQUEST["id"];
   $group=_rawurldecode($_REQUEST["group"]);
@@ -23,7 +27,7 @@
     header("Location: $newurl");
     die();
   }
-
+  
   if(strpos($id, '@') !== false) {
     if($CONFIG['article_database'] == '1') {
       $database = $spooldir.'/articles-overview.db3';
@@ -54,8 +58,12 @@
   $location = $_SERVER['REQUEST_URI'].$_SERVER['REQUEST_STRING'];
   $_SESSION['return_page'] = $location.'#'.$id;
 
-  file_put_contents($accessfile, "\n".format_log_date()." ".$config_name." ".$group.":".$id, FILE_APPEND);  
- 
+  file_put_contents($accessfile, "\n".format_log_date()." ".$config_name." ".$group.":".$id, FILE_APPEND); 
+  if($user) {
+    $userdata[$group] = time();
+    file_put_contents($userfile, serialize($userdata));
+  }
+  
 if(isset($frames_on) && $frames_on === true) {
 ?>
 <script>
diff --git a/Rocksolid_Light/rocksolid/newsportal.php b/Rocksolid_Light/rocksolid/newsportal.php
index 37d0cbd..e830b1b 100644
--- a/Rocksolid_Light/rocksolid/newsportal.php
+++ b/Rocksolid_Light/rocksolid/newsportal.php
@@ -569,7 +569,10 @@ function groups_show($gruppen) {
   $acttype="keins";
   echo '<table class="np_groups_table" cellspacing="0"><tr class="np_thread_head"><td width="45px" class="np_thread_head">';
   echo 'Latest</td><td style="text-align: center;">Newsgroup</td><td width="8%" class="np_thread_head">Messages</td><td width="20%" class="np_thread_head" >Last Message</td></tr>';
+  $subs =  array();
+  $nonsubs = array();
   for($i = 0 ; $i < $c ; $i++) {
+    unset($groupdisplay);
     $g = $gruppen[$i];
     if(isset($g->text)) {
       if($acttype!="text") {
@@ -579,41 +582,50 @@ function groups_show($gruppen) {
       if($acttype!="group") {
         $acttype="group";
       }
+      $user = null;
+      if(isset($_COOKIE['mail_name'])) {
+        $user = strtolower($_COOKIE['mail_name']);
+        $userfile=$spooldir.'/'.$user.'-articleviews.dat';
+        $userdata = unserialize(file_get_contents($userfile));
+      }
 /* Display group name and description */
-      $lineclass="np_thread_line".(($i%2)+1);
-
-      echo '<tr class="'.$lineclass.'"><td style="text-align: center;" class="'.$lineclass.'">';
-      echo '<a href="overboard.php?thisgroup='._rawurlencode($g->name).'">'; 
+      if(isset($userdata[$g->name])) {
+        $lineclass="np_thread_line2";
+      } else {
+        $lineclass="np_thread_line1";
+      }
+      $groupdisplay = '<tr class="'.$lineclass.'"><td style="text-align: center;" class="'.$lineclass.'">';
+      $groupdisplay.='<a href="overboard.php?thisgroup='._rawurlencode($g->name).'">'; 
       if (file_exists('../common/themes/'.$_SESSION['theme'].'/images/latest.png')) {
         $latest_image='../common/themes/'.$_SESSION['theme'].'/images/latest.png';
       } else {
         $latest_image='../common/images/latest.png';
       }
-      echo '<img src="'.$latest_image.'">';
-      echo '</a>';
-      echo '</td>';
+      $groupdisplay.='<img src="'.$latest_image.'">';
+      $groupdisplay.='</a>';
+      $groupdisplay.='</td>';
 
-      echo '<td class="'.$lineclass.'">';
-      echo '<span class="np_group_line_text">';
-      echo '<a ';
-        echo 'target="'.$frame['content'].'" ';
-        echo 'href="'.$file_thread.'?group='._rawurlencode($g->name).'"><span class="np_group_line_text">'.group_display_name($g->name)."</span></a>\n";
+      $groupdisplay.='<td class="'.$lineclass.'">';
+      $groupdisplay.='<span class="np_group_line_text">';
+      $groupdisplay.='<a ';
+        $groupdisplay.='target="'.$frame['content'].'" ';
+        $groupdisplay.='href="'.$file_thread.'?group='._rawurlencode($g->name).'"><span class="np_group_line_text">'.group_display_name($g->name)."</span></a>\n";
 	if($g->description!="-")
-        echo '</span><br><p class="np_group_desc">'.$g->description.'</p>';
+        $groupdisplay.='</span><br><p class="np_group_desc">'.$g->description.'</p>';
 
 /* Display article count */
-      echo '</td><td class="'.$lineclass.'">';
+      $groupdisplay.='</td><td class="'.$lineclass.'">';
       if($gl_age)
         $datecolor=thread_format_date_color($g->age);
-      echo '<small>';
+      $groupdisplay.='<small>';
       if($datecolor!="")
-        echo '<font color="'.$datecolor.'">'.$g->count.'</font>';
+        $groupdisplay.='<font color="'.$datecolor.'">'.$g->count.'</font>';
       else
-        echo $g->count;
-      echo '</small>';
+        $groupdisplay.=$g->count;
+      $groupdisplay.='</small>';
 
 /* Display latest article info */
-    echo '</td><td class="'.$lineclass.'"><div class="np_last_posted_date">';
+    $groupdisplay.='</td><td class="'.$lineclass.'"><div class="np_last_posted_date">';
     $filename = $spooldir."/".$g->name."-lastarticleinfo.dat";
     if($file=@fopen($filename,"r")) {
       $lastarticleinfo=unserialize(fread($file,filesize($filename)));
@@ -654,14 +666,30 @@ function groups_show($gruppen) {
         }
       }
     }
-    echo get_date_interval(date("D, j M Y H:i T",$lastarticleinfo->date));
-    echo '<table><tr><td>';
-    echo '<font class="np_last_posted_date">by: ';
-    echo create_name_link(mb_decode_mimeheader($lastarticleinfo->name));             
-    echo '</td></tr></table>';
+    if(isset($userdata[$g->name])) {
+      if($userdata[$g->name] < $lastarticleinfo->date) {
+        $groupdisplay.='(<b>new</b>) ';
+      }
+    }  
+    $groupdisplay.=get_date_interval(date("D, j M Y H:i T",$lastarticleinfo->date));
+    $groupdisplay.='<table><tr><td>';
+    $groupdisplay.='<font class="np_last_posted_date">by: ';
+    $groupdisplay.=create_name_link(mb_decode_mimeheader($lastarticleinfo->name));             
+    $groupdisplay.='</td></tr></table>';
     }
-    echo "\n";
+    $groupdisplay.="\n";
     flush();
+    if(isset($userdata[$g->name])) {
+      $subs[] = $groupdisplay;
+    } else {
+      $nonsubs[] = $groupdisplay;
+    }
+  } // END
+  foreach($subs as $sub) {
+    echo $sub;
+  } 
+  foreach($nonsubs as $nonsub) {
+    echo $nonsub;
   }
   echo "</td></div></table>\n";
 }
diff --git a/Rocksolid_Light/rocksolid/overboard.php b/Rocksolid_Light/rocksolid/overboard.php
index d45af21..f1d7e78 100755
--- a/Rocksolid_Light/rocksolid/overboard.php
+++ b/Rocksolid_Light/rocksolid/overboard.php
@@ -28,7 +28,11 @@
   include "$file_newsportal";
 
   throttle_hits();
-
+  if(isset($_COOKIE['mail_name'])) {
+    $user = strtolower($_COOKIE['mail_name']);
+    $userfile=$spooldir.'/'.$user.'-articleviews.dat';
+    $userdata = unserialize(file_get_contents($userfile));
+  }
 if(isset($frames_on) && $frames_on === true) {
 ?>
 <script>
@@ -78,6 +82,10 @@ if (isset($_GET['thisgroup'])) {
   $grouplist = array();
   $grouplist[0] = _rawurldecode(_rawurldecode($_GET['thisgroup']));
   $cachefile=$spooldir."/".$grouplist[0]."-overboard.dat";
+  if($user) {
+    $userdata[$grouplist[0]] = time();
+    file_put_contents($userfile, serialize($userdata));
+  }
 } else {
   $grouplist = file($groupconfig, FILE_IGNORE_NEW_LINES);
 }
diff --git a/Rocksolid_Light/rocksolid/thread.php b/Rocksolid_Light/rocksolid/thread.php
index 2571c1b..d573e6e 100644
--- a/Rocksolid_Light/rocksolid/thread.php
+++ b/Rocksolid_Light/rocksolid/thread.php
@@ -26,6 +26,11 @@ if(isset($_REQUEST["last"]))
     die();
   }
 
+if(isset($_COOKIE['mail_name'])) {
+  $user = strtolower($_COOKIE['mail_name']);
+  $userfile=$spooldir.'/'.$user.'-articleviews.dat';
+  $userdata = unserialize(file_get_contents($userfile));
+}
 $thread_show["latest"]=true;
 $title.= ' - '.$group;
 include "head.inc";
@@ -50,7 +55,11 @@ if(isset($frames_on) && $frames_on === true) {
 </script>
 <?php 
 }
-
+  if($user) {
+    $userdata[$group] = time();
+    file_put_contents($userfile, serialize($userdata));
+  }
+  
   $_SESSION['return_page'] = $_SERVER['REQUEST_URI'].$_SERVER['REQUEST_STRING'];
 
   echo '<a name="top"></a>';
diff --git a/Rocksolid_Light/spoolnews/user.php b/Rocksolid_Light/spoolnews/user.php
index fb08899..4ef9f1d 100644
--- a/Rocksolid_Light/spoolnews/user.php
+++ b/Rocksolid_Light/spoolnews/user.php
@@ -117,6 +117,9 @@ echo '</table>';
   $user = strtolower($_POST['username']);
   $_SESSION['username'] = $user;
   unset($user_config);
+  $userfile=$spooldir.'/'.$user.'-articleviews.dat';
+  $userdata = unserialize(file_get_contents($userfile));
+  ksort($userdata);
 
 // Apply Config
     if(isset($_POST['command']) && $_POST['command'] == 'SaveConfig') {
@@ -126,6 +129,20 @@ echo '</table>';
 	$user_config['theme'] = $_POST['listbox'];
 	file_put_contents($config_dir.'/userconfig/'.$user.'.config', serialize($user_config));
 	$_SESSION['theme'] = $user_config['theme'];
+	$mysubs = explode("\n", $_POST['subscribed']);
+	foreach($mysubs as $sub) {
+	  if(trim($sub) == '') {
+	    continue;
+	  }
+          $sub = trim($sub);
+          if(!isset($userdata[$sub])) {
+            $userdata[$sub] = 0;
+          }
+          $newsubs[$sub] = $userdata[$sub];
+	}
+	file_put_contents($spooldir.'/'.$user.'-articleviews.dat', serialize($newsubs));
+	$userdata = unserialize(file_get_contents($userfile));
+	ksort($userdata);
 	echo 'Configuration Saved for '.$_POST[username];
     } else {
 	$user_config = unserialize(file_get_contents($config_dir.'/userconfig/'.$user.'.config'));
@@ -144,6 +161,7 @@ echo '</table>';
     }
   }
   sort($themes);
+
 // Show Config 
     echo '<hr><h1 class="np_thread_headline">Configuration:</h1>';
     echo '<table cellspacing="0" width="100%" class="np_results_table">';
@@ -174,6 +192,14 @@ echo '</table>';
 	echo '</select>';
 	echo '</td>';
         echo '</tr>';
+// Subscriptions
+      echo '<td class="np_result_line1" style="word-wrap:break-word";>Subscribed:</td>';
+        echo '</tr><tr><td class="np_result_line1" style="word-wrap:break-word";><textarea class="configuration" id="subscribed" name="subscribed" rows="10" cols="40">';
+        foreach($userdata as $key => $value) {
+          echo $key."\n";
+        }
+        echo '</textarea></td>';	
+        echo '</tr>';
 /*
   // Timezone
       echo '<td class="np_result_line1" style="word-wrap:break-word";>Timezone offset (+/- hours from UTC):</td>';
@@ -182,6 +208,7 @@ echo '</table>';
 */
       echo '<td class="np_result_line2" style="word-wrap:break-word";>';
 	echo '<button class="np_button_link" type="submit">Save Configuration</button>';
+	echo '<a href="'.$_SERVER['PHP_SELF'].'">Cancel</a>';
       echo '</td></tr>';
       echo '<input name="command" type="hidden" id="command" value="SaveConfig" readonly="readonly">';
     echo '</form>';