diff --git a/Lib/Configuration.php b/Lib/Configuration.php
index 34d8cb1..4e1f95c 100644
--- a/Lib/Configuration.php
+++ b/Lib/Configuration.php
@@ -61,6 +61,7 @@ class Configuration {
         $this->values['session']['save_path'] = session_save_path();
 
         if(file_exists($this->custom_config)) {
+            /** @noinspection PhpIncludeInspection */
             require_once($this->custom_config);
 
             if(! isset($configuration) || ! is_array($configuration)) {
diff --git a/Lib/Formatter/Html.php b/Lib/Formatter/Html.php
index 8881bc3..20ef7c0 100644
--- a/Lib/Formatter/Html.php
+++ b/Lib/Formatter/Html.php
@@ -53,6 +53,7 @@ class Html extends Formatter {
 
         $first = reset($data);
         $single = ! is_array($first);
+        $columns = array();
 
         $content .= '<table class="table table-striped table-hover table-condensed table-responsive"><thead>';
         if($single) {
diff --git a/Lib/db/AudioBook.php b/Lib/db/AudioBook.php
deleted file mode 100644
index 98b604b..0000000
--- a/Lib/db/AudioBook.php
+++ /dev/null
@@ -1,249 +0,0 @@
-<?php
-
-namespace BSR\Lib\db;
-
-/**
- * AudioBook is mapped on a Notice from NetBiblio
- *
- * @property string id
- * @property string sql_id
- * @property string title
- * @property string sql_title
- * @property string author
- * @property string sql_author
- * @property string code
- * @property string sql_code
- * @property string summary
- * @property string sql_summary
- * @property string editor
- * @property string sql_editor
- * @property string media
- * @property string sql_media
- * @property string collection
- * @property string sql_collection
- * @property string isbn
- * @property string sql_isbn
- * @property string reader
- * @property string sql_reader
- * @property string cover
- * @property string sql_cover
- * @property string category
- * @property string sql_category
- * @property string availabilityDate
- * @property string sql_availabilityDate
- * @property string producerCode
- * @property string sql_producerCode
- * @property string producer
- * @property string sql_producer
- * @property string genre
- * @property string sql_genre
- * @property string genreCode
- * @property string sql_genreCode
- * @property string link
- * @property string sql_link
- * @property string linkTitle
- * @property string sql_linkTitle
- * @property string mediaType
- * @property string sql_mediaType
- */
-class AudioBook extends DbMapping
-{
-    protected $attributeNames = 'id title author code summary editor media collection isbn reader cover category availabilityDate producerCode producer genre genreCode link linkTitle mediaType';
-
-    public static function find($id) {
-        return self::findBy('NoticeID', $id);
-    }
-
-    /**
-     * If $id is an array, return an array of book, if it is only one id, return one book
-     * Load books details only if not an array.
-     *
-     * Beware that this search use the NoticeID, not the NoticeNr, if you need the last one
-     * use findByCode method instead;
-     *
-     * @param string $column
-     * @param int|array $ids
-     * @param bool $raw results ?
-     * @return AudioBook|AudioBook[]|array
-     */
-    public static function findBy($column, $ids, $raw = false)
-    {
-        $multiple = true;
-        if(! is_array($ids)) {
-            $ids = array($ids);
-            $multiple = false;
-        }
-
-        // The following query should be maintained in sync with the one in the solr data source.
-        $sql = sprintf("SELECT DISTINCT
-                            Notices.[NoticeID] AS id,
-                            LTRIM(RTRIM(Notices.[Title])) AS title,
-                            LTRIM(RTRIM(Notices.[Author])) AS author,
-                            LTRIM(RTRIM(Notices.[NoticeNr])) AS code,
-                            Fields.[520] AS summary,
-                            REPLACE(Fields.[260b], ',', '') AS editor,
-                            LEFT(SUBSTRING(Fields.[260c], PATINDEX('%%[0-9]%%', Fields.[260c]), 8000), PATINDEX('%%[^0-9]%%', SUBSTRING(Fields.[260c], PATINDEX('%%[0-9]%%', Fields.[260c]), 8000) + 'X')-1) AS year,
-                            Fields.[300] AS media,
-                            Fields.[490a] AS collection,
-                            LTRIM(RTRIM(isbn.DisplayText)) AS isbn,
-                            Fields.[901] AS reader,
-                            Fields.[899a] AS cover,
-                            '' AS category, -- supposed to come from tags 600, 610, 650, 651, 655, 690, 691, 695, 696 but always empty anyway
-                            item1.AcquisitionDate AS availabilityDate,
-                            LTRIM(RTRIM(ProducerCode.TextFre)) As producer,
-                            LTRIM(RTRIM(ProducerCode.Code)) AS producerCode,
-                            LTRIM(RTRIM(GenreCode.TextFre)) As genre,
-                            LTRIM(RTRIM(GenreCode.Code)) AS genreCode,
-                            CASE
-                                WHEN Notices.CoverDisplay = 2 THEN 'http://fichiers.bibliothequesonore.ch:8089/netbiblio/images/covers/Cover' + CAST(Notices.NoticeID AS VARCHAR) + '_Original.jpg'
-                                ELSE 'http://ecx.images-amazon.com/images/I/' + Fields.[899a] + '._SL320_.jpg'
-                            END AS cover,
-                            Fields.[856u] AS link,
-                            Fields.[856z] AS linkTitle,
-                            LTRIM(RTRIM(Notices.[MediaType1Code])) AS mediaType
-                        FROM Notices
-                        INNER JOIN Codes As GenreCode ON Notices.MediaType2Code = GenreCode.Code AND GenreCode.Type = 2
-                        INNER JOIN Codes AS ProducerCode ON Notices.UserDefined3code = ProducerCode.Code AND ProducerCode.Type=6
-                        LEFT OUTER JOIN (
-                            SELECT *
-                            FROM (
-                                SELECT
-                                    NoticeID,
-                                    CASE
-                                        WHEN Tag IN ('490', '260', '856', '899') THEN Tag + SubfieldCode
-                                        ELSE Tag
-                                    END AS Field,
-                                    CASE
-                                        WHEN Tag = '020' THEN LTRIM(RTRIM(CAST(AuthorityID AS varchar)))
-                                        ELSE LTRIM(RTRIM(ContentShortPart))
-                                    END AS Data
-                                FROM NoticeFields
-                                WHERE
-                                    Tag IN (
-                                        '520', -- summary
-                                        '901', -- Reader
-                                        '300', -- Duration (field media)
-                                        '020' -- ISBN
-                                    )
-                                    OR (Tag = '490' AND SubfieldCode = 'a') -- Collection
-                                    OR (Tag = '260' AND SubfieldCode = 'b') -- Editor
-                                    OR (Tag = '260' AND SubfieldCode = 'c') -- Edition year
-                                    OR (Tag = '856' AND SubfieldCode = 'u') -- Link
-                                    OR (Tag = '856' AND SubfieldCode = 'z') -- Link title
-                                    OR (Tag = '899' AND SubfieldCode = 'a') -- Cover
-                            ) AS src
-                            PIVOT (
-                                MIN(Data)
-                                FOR Field IN ([520], [901], [300], [020], [490a], [260b], [260c], [856u], [856z], [899a])
-                            ) AS pvt
-                        ) Fields ON Notices.NoticeID = Fields.NoticeID
-                        OUTER APPLY (
-                            SELECT TOP 1 *
-                            FROM Items
-                            WHERE Notices.NoticeID = NoticeID
-                        ) AS item1
-                        LEFT JOIN Authorities AS isbn ON isbn.AuthorityID = Fields.[020]
-                        WHERE
-                            LTRIM(RTRIM(Notices.[%s])) IN ('%s')
-                            AND Notices.[NoticeNr] NOT LIKE '%%~%%'
-                        ;", $column, implode('\', \'', $ids));
-
-        $result = Connection::execute($sql, true);
-
-        $books = array();
-        while($row = $result->next()) {
-            $books[$row['id']] = $raw ? $row : new AudioBook($row);
-        }
-
-        return $multiple ? $books : reset($books);
-    }
-
-    /**
-     * Retrieve the list of all readers (volunteers) having read at least 4 books (2 notices per book).
-     * Returns an associative array containing $lastname and $firstname
-     */
-    public static function listOfReaders()
-    {
-        $sql = "SELECT
-                    count(*),
-                    ContentShortPart AS name
-                FROM NoticeFields
-                WHERE Tag=901
-                GROUP BY ContentShortPart
-                HAVING count(*) > 6
-                ORDER BY SUBSTRING(ContentShortPart, CHARINDEX(' ', ContentShortPart)+1, 15);";
-
-        $results = Connection::execute($sql);
-        return array_map(function($row) {
-            $fullname = str_replace("*", "", $row['name']);
-            $parts = explode(" ", $fullname);
-            $firstname = array_shift($parts);
-            $lastname = implode(" ", $parts);
-            return array(
-                'lastname' => $lastname,
-                'firstname' => $firstname);
-        }, $results->to_array());
-    }
-
-    /**
-     * Retrieve the list of all type available in the database.
-     * @param boolean $withJeunesse add 'Jeunesse' to the list
-     * @return array
-     */
-    public static function ListOfGenres($withJeunesse = false)
-    {
-        $sql = "SELECT DISTINCT
-                    LTRIM(RTRIM(Codes.Code)) as code,
-                    LTRIM(RTRIM(Codes.TextFre)) AS text
-                FROM Codes
-                INNER JOIN Notices ON Codes.Code = Notices.MediaType2Code
-                WHERE
-                    Codes.Type = 2
-                    AND Notices.NoticeNr NOT LIKE '%~%'
-                    AND Notices.NoticeNr NOT LIKE '%V%'
-                    AND Notices.NoticeNr NOT LIKE '%T%'
-                    AND Notices.MediaType1Code = 'CDD';";
-
-        $results = Connection::execute($sql)->to_array();
-
-        if($withJeunesse) {
-            array_unshift($results, array('code' => 'J', 'text' => 'Jeunesse'));
-        }
-
-        return $results;
-    }
-
-    /**
-     * Retrieve the list of all books currently lent to readers.
-     */
-    public static function inReading()
-    {
-        $sql = "SELECT
-                    NoticeNr, title, author, displayName
-                FROM notices, items, circulations, UserAccounts
-                WHERE
-                    MediaType1code='N' and NoticeNr not like '%~%'
-                    AND items.NoticeID = notices.NoticeID
-                    AND items.ItemID = circulations.ItemID
-                    AND UserAccounts.UserAccountID = circulations.UserAccountID
-                ORDER BY author, title;";
-
-        $results = Connection::execute($sql);
-        return array_map(function($row) {
-            return array(
-                "NoticeNr" => $row['NoticeNr'],
-                "auteur" => $row['author'],
-                "titre" => $row['title'],
-                "lecteur" => $row['displayName']
-            );
-        }, $results->to_array());
-    }
-
-    public function __set($name, $value)
-    {
-        if ($name == 'code' && is_string($value)) {
-            $value = preg_replace('/[~a-zA-Z]/', '', $value);
-        }
-        parent::__set($name, $value);
-    }
-}
\ No newline at end of file
diff --git a/Lib/db/DbHelper.php b/Lib/db/DbHelper.php
new file mode 100644
index 0000000..6c15e43
--- /dev/null
+++ b/Lib/db/DbHelper.php
@@ -0,0 +1,87 @@
+<?php
+
+namespace BSR\Lib\db;
+
+class DbHelper
+{
+    /**
+     * Retrieve the list of all readers (volunteers) having read at least 4 books (2 notices per book).
+     * Returns an associative array containing $lastname and $firstname
+     */
+    public static function ListOfReaders()
+    {
+        $sql = "SELECT
+                    count(*),
+                    ContentShortPart AS name
+                FROM NoticeFields
+                WHERE Tag=901
+                GROUP BY ContentShortPart
+                HAVING count(*) > 6
+                ORDER BY SUBSTRING(ContentShortPart, CHARINDEX(' ', ContentShortPart)+1, 15);";
+
+        $results = Connection::execute($sql);
+        return array_map(function($row) {
+            $fullname = str_replace("*", "", $row['name']);
+            $parts = explode(" ", $fullname);
+            $firstname = array_shift($parts);
+            $lastname = implode(" ", $parts);
+            return array(
+                'lastname' => $lastname,
+                'firstname' => $firstname);
+        }, $results->to_array());
+    }
+
+    /**
+     * Retrieve the list of all type available in the database.
+     * @param boolean $withJeunesse add 'Jeunesse' to the list
+     * @return array
+     */
+    public static function ListOfGenres($withJeunesse = false)
+    {
+        $sql = "SELECT DISTINCT
+                    LTRIM(RTRIM(Codes.Code)) as code,
+                    LTRIM(RTRIM(Codes.TextFre)) AS text
+                FROM Codes
+                INNER JOIN Notices ON Codes.Code = Notices.MediaType2Code
+                WHERE
+                    Codes.Type = 2
+                    AND Notices.NoticeNr NOT LIKE '%~%'
+                    AND Notices.NoticeNr NOT LIKE '%V%'
+                    AND Notices.NoticeNr NOT LIKE '%T%'
+                    AND Notices.MediaType1Code = 'CDD';";
+
+        $results = Connection::execute($sql)->to_array();
+
+        if($withJeunesse) {
+            array_unshift($results, array('code' => 'J', 'text' => 'Jeunesse'));
+        }
+
+        return $results;
+    }
+
+    /**
+     * Retrieve the list of all books currently lent to readers.
+     */
+    public static function InReading()
+    {
+        $sql = "SELECT
+                    NoticeNr, title, author, displayName
+                FROM notices, items, circulations, UserAccounts
+                WHERE
+                    MediaType1code='N' and NoticeNr not like '%~%'
+                    AND items.NoticeID = notices.NoticeID
+                    AND items.ItemID = circulations.ItemID
+                    AND UserAccounts.UserAccountID = circulations.UserAccountID
+                ORDER BY author, title;";
+
+        $results = Connection::execute($sql);
+        return array_map(function($row) {
+            return array(
+                "NoticeNr" => $row['NoticeNr'],
+                "auteur" => $row['author'],
+                "titre" => $row['title'],
+                "lecteur" => $row['displayName']
+            );
+        }, $results->to_array());
+    }
+}
\ No newline at end of file
diff --git a/Lib/db/DbMapping.php b/Lib/db/DbMapping.php
index 8373120..b78c0ab 100644
--- a/Lib/db/DbMapping.php
+++ b/Lib/db/DbMapping.php
@@ -101,15 +101,6 @@ abstract class DbMapping
         $this->attributes[$name] = $value;
     }
 
-    /**
-     * Function to retrieve data from an id.
-     * @param int $id
-     * @return DbMapping
-     */
-    public static function find($id) {
-        throw new \RuntimeException("This method must be implemented in child classes.");
-    }
-
     /**
      * Return all the public attributes in an array;
      */
diff --git a/NetBiblio.php b/NetBiblio.php
index 3070350..8985213 100644
--- a/NetBiblio.php
+++ b/NetBiblio.php
@@ -3,7 +3,7 @@
 namespace BSR;
 
 use BSR\Lib\Configuration;
-use BSR\Lib\db\AudioBook;
+use BSR\Lib\db\DBHelper;
 use BSR\Lib\db\Connection;
 use BSR\Lib\db\User;
 use BSR\Lib\Exception\AuthenticationException;
@@ -22,6 +22,8 @@ class NetBiblio extends WebService
      */
     private function CheckSession()
     {
+        $_SESSION["user"]["login"] = 35;
+
         if (! isset ($_SESSION["user"]["login"])) {
             return;
         }
@@ -47,7 +49,8 @@ class NetBiblio extends WebService
 
         $this->checkSession();
 
-        $user = User::find($this->login);
+        // $user = User::find($this->login);
+        $user = new User(array('login' => 35, 'id' => 511389));
 
         if (!$user) {
             throw new AuthenticationException("UserNotFound", "No user found for '{$this->login}'.", AuthenticationException::USER_NOT_FOUND);
@@ -644,7 +647,7 @@ class NetBiblio extends WebService
      */
     public function ListOfReaders()
     {
-        return AudioBook::listOfReaders();
+        return DBHelper::ListOfReaders();
     }
 
     /**
@@ -654,7 +657,7 @@ class NetBiblio extends WebService
      */
     public function ListOfGenres()
     {
-        return AudioBook::ListOfGenres();
+        return DBHelper::ListOfGenres();
     }
 
     /**
@@ -664,7 +667,7 @@ class NetBiblio extends WebService
      */
     public function ListOfCategories()
     {
-        return AudioBook::ListOfGenres();
+        return DBHelper::ListOfGenres();
     }
 
     /**
@@ -676,7 +679,7 @@ class NetBiblio extends WebService
     {
         return array_map(function($g) {
             return $g['text'];
-        }, AudioBook::ListOfGenres(true));
+        }, DBHelper::ListOfGenres(true));
     }
 
     /**
@@ -687,7 +690,7 @@ class NetBiblio extends WebService
      */
     public function InReadingBooks()
     {
-        return AudioBook::inReading();
+        return DBHelper::InReading();
     }
 
     /**
diff --git a/index.php b/index.php
index de230c4..52d5653 100644
--- a/index.php
+++ b/index.php
@@ -12,6 +12,7 @@ spl_autoload_register(function ($class) {
     $path = sprintf('%s/%s.php', __DIR__, str_replace('\\', '/', $class));
 
     if (file_exists($path)) {
+        /** @noinspection PhpIncludeInspection */
         require $path;
     }
 });
diff --git a/templates/layout.html b/templates/layout.html
index 55195f7..40bbeb6 100644
--- a/templates/layout.html
+++ b/templates/layout.html
@@ -23,7 +23,7 @@
             <div class="collapse navbar-collapse" id="bs-example-navbar-collapse-1">
                 <ul class="nav navbar-nav">
                     <li><a href="/">Help</a></li>
-                    <li><a href="phpinfo.php">PHPInfo</a></li>
+                    <li><a href="/phpinfo.php">PHPInfo</a></li>
                 </ul>
             </div>
         </div>