Collected edits, web seeds, and RSS feeds

_packages/web-seeds/classes/bencodetorrent.class.php

+<?php
+
+class BencodeTorrent extends BencodeDecode
+{
+    # ...
+
+    /**
+     * Add list of web seeds to a torrent
+     */
+    public static function add_web_seeds($Data, $Urls)
+    {
+        $r = 'd8:url-listl';
+        for ($i = 0; $i < count($Urls); $i++) {
+            $r .= 'l';
+            for ($j = 0; $j < count($Urls[$i]); $j++) {
+                $r .= strlen($Urls[$i][$j]).':'.$Urls[$i][$j];
+            }
+            $r .= 'e';
+        }
+        return $r.'e'.substr($Data, 1);
+    }
+}
+
+# EOF

classes/bencodetorrent.class.php

         }
         return $r.'e'.substr($Data, 1);
     }
+
+    /**
+     * Add list of web seeds to a torrent
+     */
+    public static function add_web_seeds($Data, $Urls)
+    {
+        $r = 'd8:url-listl';
+        for ($i = 0; $i < count($Urls); $i++) {
+            $r .= 'l';
+            for ($j = 0; $j < count($Urls[$i]); $j++) {
+                $r .= strlen($Urls[$i][$j]).':'.$Urls[$i][$j];
+            }
+            $r .= 'e';
+        }
+        return $r.'e'.substr($Data, 1);
+    }
 }

classes/feed.class.php

-<?
-class Feed {
-  function open_feed() {
-    header("Content-type: application/xml; charset=UTF-8");
-    echo "<?xml version=\"1.0\" encoding=\"utf-8\"?>\n","<rss xmlns:dc=\"http://purl.org/dc/elements/1.1/\" version=\"2.0\">\n\t<channel>\n";
-  }
-
-  function close_feed() {
-    echo "\t</channel>\n</rss>";
-  }
-
-  function channel($Title, $Description, $Section = '') {
-    $Site = site_url();
-    echo "\t\t<title>$Title :: ". SITE_NAME. "</title>\n";
-    echo "\t\t<link>$Site$Section</link>\n";
-    echo "\t\t<description>$Description</description>\n";
-    echo "\t\t<language>en-us</language>\n";
-    echo "\t\t<lastBuildDate>". date('r'). "</lastBuildDate>\n";
-    echo "\t\t<docs>http://blogs.law.harvard.edu/tech/rss</docs>\n";
-    echo "\t\t<generator>Gazelle Feed Class</generator>\n\n";
-  }
+<?php
+class Feed
+{
+    public function open_feed()
+    {
+        header("Content-type: application/xml; charset=UTF-8");
+        echo "<?xml version=\"1.0\" encoding=\"utf-8\"?>\n","<rss xmlns:dc=\"http://purl.org/dc/elements/1.1/\" version=\"2.0\">\n\t<channel>\n";
+    }
 
-  function item($Title, $Description, $Page, $Creator, $Comments = '', $Category = '', $Date = '') { //Escape with CDATA, otherwise the feed breaks.
-    if ($Date == '') {
-      $Date = date('r');
-    } else {
-      $Date = date('r', strtotime($Date));
+    public function close_feed()
+    {
+        echo "\t</channel>\n</rss>";
     }
-    $Site = site_url();
-    $Item = "\t\t<item>\n";
-    $Item .= "\t\t\t<title><![CDATA[$Title]]></title>\n";
-    $Item .= "\t\t\t<description><![CDATA[$Description]]></description>\n";
-    $Item .= "\t\t\t<pubDate>$Date</pubDate>\n";
-    $Item .= "\t\t\t<link>$Site$Page</link>\n";
-    $Item .= "\t\t\t<guid>$Site$Page</guid>\n";
-    if ($Comments != '') {
-      $Item .= "\t\t\t<comments>$Site$Comments</comments>\n";
+
+    public function channel($Title, $Description, $Section = '')
+    {
+        $Site = site_url();
+        echo "\t\t<title>$Title :: ". SITE_NAME. "</title>\n";
+        echo "\t\t<link>$Site$Section</link>\n";
+        echo "\t\t<description>$Description</description>\n";
+        echo "\t\t<language>en-us</language>\n";
+        echo "\t\t<lastBuildDate>". date('r'). "</lastBuildDate>\n";
+        echo "\t\t<docs>http://blogs.law.harvard.edu/tech/rss</docs>\n";
+        echo "\t\t<generator>Gazelle Feed Class</generator>\n\n";
     }
-    if ($Category != '') {
-      $Item .= "\t\t\t<category><![CDATA[$Category]]></category>\n";
+
+    public function item($Title, $Description, $Page, $Creator, $Comments = '', $Category = '', $Date = '')
+    { // Escape with CDATA, otherwise the feed breaks.
+        if ($Date === '') {
+            $Date = date('r');
+        } else {
+            $Date = date('r', strtotime($Date));
+        }
+        $Site = site_url();
+        $Item = "\t\t<item>\n";
+        $Item .= "\t\t\t<title><![CDATA[$Title]]></title>\n";
+        $Item .= "\t\t\t<description><![CDATA[$Description]]></description>\n";
+        $Item .= "\t\t\t<pubDate>$Date</pubDate>\n";
+        $Item .= "\t\t\t<link>$Site$Page</link>\n";
+        $Item .= "\t\t\t<guid>$Site$Page</guid>\n";
+        if ($Comments !== '') {
+            $Item .= "\t\t\t<comments>$Site$Comments</comments>\n";
+        }
+        if ($Category !== '') {
+            $Item .= "\t\t\t<category><![CDATA[$Category]]></category>\n";
+        }
+        $Item .= "\t\t\t<dc:creator>$Creator</dc:creator>\n\t\t</item>\n";
+        return $Item;
     }
-    $Item .= "\t\t\t<dc:creator>$Creator</dc:creator>\n\t\t</item>\n";
-    return $Item;
-  }
 
-  function retrieve($CacheKey, $AuthKey, $PassKey) {
-    global $Cache;
-    $Entries = $Cache->get_value($CacheKey);
-    if (!$Entries) {
-      $Entries = [];
-    } else {
-      foreach ($Entries as $Item) {
-        echo str_replace(array('[[PASSKEY]]', '[[AUTHKEY]]'), array(display_str($PassKey), display_str($AuthKey)), $Item);
-      }
+    public function retrieve($CacheKey, $AuthKey, $PassKey)
+    {
+        global $Cache;
+        $Entries = $Cache->get_value($CacheKey);
+        if (!$Entries) {
+            $Entries = [];
+        } else {
+            foreach ($Entries as $Item) {
+                echo str_replace(array('[[PASSKEY]]', '[[AUTHKEY]]'), array(display_str($PassKey), display_str($AuthKey)), $Item);
+            }
+        }
     }
-  }
 
-  function populate($CacheKey, $Item) {
-    global $Cache;
-    $Entries = $Cache->get_value($CacheKey, true);
-    if (!$Entries) {
-      $Entries = [];
-    } else {
-      if (count($Entries) >= 50) {
-        array_pop($Entries);
-      }
+    public function populate($CacheKey, $Item)
+    {
+        global $Cache;
+        $Entries = $Cache->get_value($CacheKey, true);
+        if (!$Entries) {
+            $Entries = [];
+        } else {
+            if (count($Entries) >= 50) {
+                array_pop($Entries);
+            }
+        }
+        array_unshift($Entries, $Item);
+        $Cache->cache_value($CacheKey, $Entries, 0); // inf cache
     }
-    array_unshift($Entries, $Item);
-    $Cache->cache_value($CacheKey, $Entries, 0); //inf cache
-  }
 }

classes/irc.class.php

-<?
-class IRC_DB extends DB_MYSQL {
-  function halt($Msg) {
-    global $Bot;
-    $Bot->send_to($Bot->get_channel(), 'The database is currently unavailable; try again later.');
-  }
+<?php
+class IRC_DB extends DB_MYSQL
+{
+    public function halt($Msg)
+    {
+        global $Bot;
+        $Bot->send_to($Bot->get_channel(), 'The database is currently unavailable; try again later.');
+    }
 }
 
-abstract class IRC_BOT {
-  abstract protected function connect_events();
-  abstract protected function channel_events();
-  abstract protected function query_events();
-  abstract protected function irc_events();
-  abstract protected function listener_events();
-
-  protected $Debug = false;
-  protected $Socket = false;
-  protected $Data = false;
-  protected $Whois = false;
-  protected $Identified = [];
-  protected $Channels = [];
-  protected $Messages = [];
-  protected $LastChan = false;
-  protected $ListenSocket = false;
-  protected $Listened = false;
-  protected $Connecting = false;
-  protected $State = 1; // Drone is live
+abstract class IRC_BOT
+{
+    abstract protected function connect_events();
+    abstract protected function channel_events();
+    abstract protected function query_events();
+    abstract protected function irc_events();
+    abstract protected function listener_events();
+
+    protected $Debug = false;
+    protected $Socket = false;
+    protected $Data = false;
+    protected $Whois = false;
+    protected $Identified = [];
+    protected $Channels = [];
+    protected $Messages = [];
+    protected $LastChan = false;
+    protected $ListenSocket = false;
+    protected $Listened = false;
+    protected $Connecting = false;
+    protected $State = 1; // Drone is live
   public $Restart = 0; // Die by default
 
-  public function __construct() {
-    if (isset($_SERVER['HOME']) && is_dir($_SERVER['HOME']) && getcwd() != $_SERVER['HOME']) {
-      chdir($_SERVER['HOME']);
-    }
-    ob_end_clean();
-    restore_error_handler(); //Avoid PHP error logging
-    set_time_limit(0);
-  }
-
-  public function connect() {
-    $this->connect_irc();
-    $this->connect_listener();
-    $this->post_connect();
+  public function __construct()
+  {
+      if (isset($_SERVER['HOME']) && is_dir($_SERVER['HOME']) && getcwd() !== $_SERVER['HOME']) {
+          chdir($_SERVER['HOME']);
+      }
+      ob_end_clean();
+      restore_error_handler(); // Avoid PHP error logging
+      set_time_limit(0);
   }
 
-  private function connect_irc($Reconnect = false) {
-    $this->Connecting = true;
-    //Open a socket to the IRC server
-    if (defined('BOT_PORT_SSL')) {
-      $IrcAddress = 'tls://' . BOT_SERVER . ':' . BOT_PORT_SSL;
-    } else {
-      $IrcAddress = 'tcp://' . BOT_SERVER . ':' . BOT_PORT;
+    public function connect()
+    {
+        $this->connect_irc();
+        $this->connect_listener();
+        $this->post_connect();
     }
-    while (!$this->Socket = stream_socket_client($IrcAddress, $ErrNr, $ErrStr)) {
-      sleep(15);
-    }
-    stream_set_blocking($this->Socket, 0);
-    $this->Connecting = false;
-    if ($Reconnect) {
-      $this->post_connect();
-    }
-  }
 
-  private function connect_listener() {
-    //create a socket to listen on
-    $ListenAddress = 'tcp://' . SOCKET_LISTEN_ADDRESS . ':' . SOCKET_LISTEN_PORT;
-    if (!$this->ListenSocket = stream_socket_server($ListenAddress, $ErrNr, $ErrStr)) {
-      die("Cannot create listen socket: $ErrStr");
+    private function connect_irc($Reconnect = false)
+    {
+        $this->Connecting = true;
+        // Open a socket to the IRC server
+        if (defined('BOT_PORT_SSL')) {
+            $IrcAddress = 'tls://' . BOT_SERVER . ':' . BOT_PORT_SSL;
+        } else {
+            $IrcAddress = 'tcp://' . BOT_SERVER . ':' . BOT_PORT;
+        }
+        while (!$this->Socket = stream_socket_client($IrcAddress, $ErrNr, $ErrStr)) {
+            sleep(15);
+        }
+        stream_set_blocking($this->Socket, 0);
+        $this->Connecting = false;
+        if ($Reconnect) {
+            $this->post_connect();
+        }
     }
-    stream_set_blocking($this->ListenSocket, false);
-  }
-
-  private function post_connect() {
-    fwrite($this->Socket, "NICK ".BOT_NICK."Init\n");
-    fwrite($this->Socket, "USER ".BOT_NICK." * * :IRC Bot\n");
-    $this->listen();
-  }
 
-  public function disconnect() {
-    fclose($this->ListenSocket);
-    $this->State = 0; //Drones dead
-  }
+    private function connect_listener()
+    {
+        // Create a socket to listen on
+        $ListenAddress = 'tcp://' . SOCKET_LISTEN_ADDRESS . ':' . SOCKET_LISTEN_PORT;
+        if (!$this->ListenSocket = stream_socket_server($ListenAddress, $ErrNr, $ErrStr)) {
+            die("Cannot create listen socket: $ErrStr");
+        }
+        stream_set_blocking($this->ListenSocket, false);
+    }
 
-  public function get_channel() {
-    preg_match('/.+ PRIVMSG ([^:]+) :.+/', $this->Data, $Channel);
-    if (preg_match('/#.+/', $Channel[1])) {
-      return $Channel[1];
-    } else {
-      return false;
+    private function post_connect()
+    {
+        fwrite($this->Socket, "NICK ".BOT_NICK."Init\n");
+        fwrite($this->Socket, "USER ".BOT_NICK." * * :IRC Bot\n");
+        $this->listen();
     }
-  }
 
-  public function get_nick() {
-    preg_match('/:([^!:]+)!.+@[^\s]+ PRIVMSG [^:]+ :.+/', $this->Data, $Nick);
-    return $Nick[1];
-  }
+    public function disconnect()
+    {
+        fclose($this->ListenSocket);
+        $this->State = 0; // Drone's dead
+    }
 
-  protected function get_message() {
-    preg_match('/:.+ PRIVMSG [^:]+ :(.+)/', $this->Data, $Msg);
-    return trim($Msg[1]);
-  }
+    public function get_channel()
+    {
+        preg_match('/.+ PRIVMSG ([^:]+) :.+/', $this->Data, $Channel);
+        if (preg_match('/#.+/', $Channel[1])) {
+            return $Channel[1];
+        } else {
+            return false;
+        }
+    }
 
-  protected function get_irc_host() {
-    preg_match('/:[^!:]+!.+@([^\s]+) PRIVMSG [^:]+ :.+/', $this->Data, $Host);
-    return trim($Host[1]);
-  }
+    public function get_nick()
+    {
+        preg_match('/:([^!:]+)!.+@[^\s]+ PRIVMSG [^:]+ :.+/', $this->Data, $Nick);
+        return $Nick[1];
+    }
 
-  protected function get_word($Select = 1) {
-    preg_match('/:.+ PRIVMSG [^:]+ :(.+)/', $this->Data, $Word);
-    $Word = split(' ', $Word[1]);
-    return trim($Word[$Select]);
-  }
+    protected function get_message()
+    {
+        preg_match('/:.+ PRIVMSG [^:]+ :(.+)/', $this->Data, $Msg);
+        return trim($Msg[1]);
+    }
 
-  protected function get_action() {
-    preg_match('/:.+ PRIVMSG [^:]+ :!(\S+)/', $this->Data, $Action);
-    return strtoupper($Action[1]);
-  }
+    protected function get_irc_host()
+    {
+        preg_match('/:[^!:]+!.+@([^\s]+) PRIVMSG [^:]+ :.+/', $this->Data, $Host);
+        return trim($Host[1]);
+    }
 
-  protected function send_raw($Text) {
-    if (!feof($this->Socket)) {
-      fwrite($this->Socket, "$Text\n");
-    } elseif (!$this->Connecting) {
-      $this->Connecting = true;
-      sleep(120);
-      $this->connect_irc(true);
+    protected function get_word($Select = 1)
+    {
+        preg_match('/:.+ PRIVMSG [^:]+ :(.+)/', $this->Data, $Word);
+        $Word = split(' ', $Word[1]);
+        return trim($Word[$Select]);
     }
-  }
 
-  public function send_to($Channel, $Text) {
-    // split the message up into <= 460 character strings and send each individually
-    // this is used to prevent messages from getting truncated
-    $Text = wordwrap($Text, 460, "\n", true);
-    $TextArray = explode("\n", $Text);
-    foreach ($TextArray as $Text) {
-      $this->send_raw("PRIVMSG $Channel :$Text");
+    protected function get_action()
+    {
+        preg_match('/:.+ PRIVMSG [^:]+ :!(\S+)/', $this->Data, $Action);
+        return strtoupper($Action[1]);
     }
-  }
 
-  protected function whois($Nick) {
-    $this->Whois = $Nick;
-    $this->send_raw("WHOIS $Nick");
-  }
+    protected function send_raw($Text)
+    {
+        if (!feof($this->Socket)) {
+            fwrite($this->Socket, "$Text\n");
+        } elseif (!$this->Connecting) {
+            $this->Connecting = true;
+            sleep(120);
+            $this->connect_irc(true);
+        }
+    }
 
-  /*
-  This function uses blacklisted_ip, which is no longer in RC2.
-  You can probably find it in old RC1 code kicking aronud if you need it.
-  protected function ip_check($IP, $Gline = false, $Channel = BOT_REPORT_CHAN) {
-    if (blacklisted_ip($IP)) {
-      $this->send_to($Channel, 'TOR IP Detected: '.$IP);
-      if ($Gline) {
-        $this->send_raw('GLINE *@'.$IP.' 90d :DNSBL Proxy');
-      }
+    public function send_to($Channel, $Text)
+    {
+        // Split the message up into <= 460 character strings and send each individually
+        // This is used to prevent messages from getting truncated
+        $Text = wordwrap($Text, 460, "\n", true);
+        $TextArray = explode("\n", $Text);
+        foreach ($TextArray as $Text) {
+            $this->send_raw("PRIVMSG $Channel :$Text");
+        }
     }
-    if (Tools::site_ban_ip($IP)) {
-      $this->send_to($Channel, 'Site IP Ban Detected: '.$IP);
-      if ($Gline) {
-        $this->send_raw('GLINE *@'.$IP.' 90d :IP Ban');
-      }
+
+    protected function whois($Nick)
+    {
+        $this->Whois = $Nick;
+        $this->send_raw("WHOIS $Nick");
     }
-  }*/
 
-  protected function listen() {
-    G::$Cache->InternalCache = false;
-    stream_set_timeout($this->Socket, 10000000000);
-    while ($this->State == 1) {
-      $NullSock = null;
-      $Sockets = array($this->Socket, $this->ListenSocket);
-      if (stream_select($Sockets, $NullSock, $NullSock, null) === false) {
-        die();
+    /*
+    This function uses blacklisted_ip, which is no longer in RC2.
+    You can probably find it in old RC1 code kicking aronud if you need it.
+    protected function ip_check($IP, $Gline = false, $Channel = BOT_REPORT_CHAN) {
+      if (blacklisted_ip($IP)) {
+        $this->send_to($Channel, 'TOR IP Detected: '.$IP);
+        if ($Gline) {
+          $this->send_raw('GLINE *@'.$IP.' 90d :DNSBL Proxy');
+        }
       }
-      foreach ($Sockets as $Socket) {
-        if ($Socket === $this->Socket) {
-          $this->irc_events();
-        } else {
-          $this->Listened = stream_socket_accept($Socket);
-          $this->listener_events();
+      if (Tools::site_ban_ip($IP)) {
+        $this->send_to($Channel, 'Site IP Ban Detected: '.$IP);
+        if ($Gline) {
+          $this->send_raw('GLINE *@'.$IP.' 90d :IP Ban');
         }
       }
-      G::$DB->LinkID = false;
-      G::$DB->Queries = [];
     }
-  }
+    */
+
+    protected function listen()
+    {
+        G::$Cache->InternalCache = false;
+        stream_set_timeout($this->Socket, 10000000000);
+        while ($this->State === 1) {
+            $NullSock = null;
+            $Sockets = array($this->Socket, $this->ListenSocket);
+            if (stream_select($Sockets, $NullSock, $NullSock, null) === false) {
+                die();
+            }
+            foreach ($Sockets as $Socket) {
+                if ($Socket === $this->Socket) {
+                    $this->irc_events();
+                } else {
+                    $this->Listened = stream_socket_accept($Socket);
+                    $this->listener_events();
+                }
+            }
+            G::$DB->LinkID = false;
+            G::$DB->Queries = [];
+        }
+    }
 }
-?>

classes/torrentsdl.class.php

             return (is_array($Ann)) ? array_map('add_passkey', $Ann) : $Ann.'/'.G::$LoggedUser['torrent_pass'].'/announce';
         }
 
-        $this->AnnounceList = array(array_map('add_passkey', ANNOUNCE_URLS[0]), ANNOUNCE_URLS[1]);
+        $this->AnnounceList = (sizeof(ANNOUNCE_URLS) === 1 && sizeof(ANNOUNCE_URLS[0]) === 1) ? [] : array(array_map('add_passkey', ANNOUNCE_URLS[0]), ANNOUNCE_URLS[1]);
         #$this->AnnounceList = (sizeof(ANNOUNCE_URLS) === 1 && sizeof(ANNOUNCE_URLS[0]) === 1) ? [] : array_map('add_passkey', ANNOUNCE_URLS);
         $this->Zip = new Zip(Misc::file_string($Title));
     }
      * @param mixed $TorrentData bencoded torrent without announce URL (new format) or TORRENT object (old format)
      * @return bencoded string
      */
-    public static function get_file(&$TorrentData, $AnnounceURL, $AnnounceList = [])
+    public static function get_file(&$TorrentData, $AnnounceURL, $AnnounceList = [], $WebSeeds = [])
     {
         if (Misc::is_new_torrent($TorrentData)) {
             $Bencode = BencodeTorrent::add_announce_url($TorrentData, $AnnounceURL);
             if (!empty($AnnounceList)) {
                 $Bencode = BencodeTorrent::add_announce_list($Bencode, $AnnounceList);
             }
+            /* todo: Support web seeds
+            if (!empty($WebSeeds)) {
+                $Bencode = BencodeTorrent::add_web_seeds($Bencode, $WebSeeds);
+            }
+            */
             return $Bencode;
         }
         $Tor = new TORRENT(unserialize(base64_decode($TorrentData)), true);

sections/torrents/download.php

 }
 
 $UserAnnounceURL = ANNOUNCE_URLS[0][0].'/'.$TorrentPass.'/announce';
-$UserAnnounceList = array(array_map('add_passkey', ANNOUNCE_URLS[0]), ANNOUNCE_URLS[1]);
+$UserAnnounceList = (sizeof(ANNOUNCE_URLS) === 1 && sizeof(ANNOUNCE_URLS[0]) === 1) ? [] : array(array_map('add_passkey', ANNOUNCE_URLS[0]), ANNOUNCE_URLS[1]);
 #$UserAnnounceList = (sizeof(ANNOUNCE_URLS) === 1 && sizeof(ANNOUNCE_URLS[0]) === 1) ? [] : array_map('add_passkey', ANNOUNCE_URLS);
 
 echo TorrentsDL::get_file($Contents, $UserAnnounceURL, $UserAnnounceList);

static/styles/beluga/style.css

   padding: 0
 }
 
-.cats_dna, .cats_rna, .cats_protein, .cats_imaging, .cats_extras {
+.cats_dna, .cats_rna, .cats_proteins, .cats_imaging, .cats_extras {
   /* width: 36px!important; */
   height: 36px!important;
   line-height: 36px;
 }
-.group .cats_dna:after, .group .cats_rna:after, .group .cats_protein:after,
+.group .cats_dna:after, .group .cats_rna:after, .group .cats_proteins:after,
 .group .cats_imaging:after, .group .cats_extras:after {
   color: black!important;
 }
 .group .cats_rna { background-color: #1D818E; }
 
 /* Protein */
-.cats_protein:after {
+.cats_proteins:after {
   content: "PROT";
   color: #88C796;
   font-size: 18px;
   letter-spacing: -2px;
 }
-.group .cats_protein { background-color: #88C796; }
+.group .cats_proteins { background-color: #88C796; }
 
 /* Imaging */
 .cats_imaging:after {
 body.style_pink .cats_rna:after { color: #4f3063; }
 body.style_pink .group .cats_rna { background-color: #4f3063; }
 
-body.style_pink .cats_protein:after { color: #9f5c9c; }
-body.style_pink .group .cats_protein { background-color: #9f5c9c; }
+body.style_pink .cats_proteins:after { color: #9f5c9c; }
+body.style_pink .group .cats_proteins { background-color: #9f5c9c; }
 
 body.style_pink .cats_imaging:after { color: #c871b9; }
 body.style_pink .group .cats_imaging { background-color: #c871b9; }

static/styles/oppai.2020-01-14/style.css

 /* We're going to opt for the category icon method for now, tags_* is also available */
 .cats_dna { width: 36px; height: 36px; background: url('/static/common/bioicons/dna.png') no-repeat center center; }
 .cats_rna { width: 36px; height: 36px; background: url('/static/common/bioicons/rna.png') no-repeat center center; }
-.cats_protein { width: 36px; height: 36px; background: url('/static/common/bioicons/protein.png') no-repeat center center; }
+.cats_proteins { width: 36px; height: 36px; background: url('/static/common/bioicons/proteins.png') no-repeat center center; }
 .cats_imaging { width: 36px; height: 36px; background: url('/static/common/bioicons/imaging.png') no-repeat center center; }
 .cats_other { width: 36px; height: 36px; background: url('/static/common/bioicons/other.png') no-repeat center center; }
 

static/styles/oppai/style.css

 /* We're going to opt for the category icon method for now, tags_* is also available */
 .cats_dna { width: 36px; height: 36px; background: url('/static/common/bioicons/dna.png') no-repeat center center; }
 .cats_rna { width: 36px; height: 36px; background: url('/static/common/bioicons/rna.png') no-repeat center center; }
-.cats_protein { width: 36px; height: 36px; background: url('/static/common/bioicons/protein.png') no-repeat center center; }
+.cats_proteins { width: 36px; height: 36px; background: url('/static/common/bioicons/proteins.png') no-repeat center center; }
 .cats_imaging { width: 36px; height: 36px; background: url('/static/common/bioicons/imaging.png') no-repeat center center; }
 .cats_extras { width: 36px; height: 36px; background: url('/static/common/bioicons/extras.png') no-repeat center center; }