Change the way format are handled in HTML catalog.

More work remaining to make it clean

book.php

@@ -217,7 +217,7 @@ from data where book = ?');
             if (array_key_exists ($ext, self::$mimetypes))
             {
                 array_push ($linkArray, $this->getLink ($ext, self::$mimetypes [$ext], Link::OPDS_ACQUISITION_TYPE, $post->name . "." . strtolower ($post->format), $post->id, "Download"));
-                $this->format [$ext] = $post->name . "." . strtolower ($post->format);
+                $this->format [$post->format] = array ($post->id, $post->name . "." . strtolower ($post->format));
             }
         }
                 
@@ -318,6 +318,20 @@ where books.id = ?');
         return NULL;
     }
     
+    public static function getBookByDataId($dataId) {
+        $result = parent::getDb ()->prepare('select ' . self::BOOK_COLUMNS . '
+from data, books left outer join comments on comments.book = books.id
+where data.book = books.id and data.id = ?');
+        $entryArray = array();
+        $result->execute (array ($dataId));
+        while ($post = $result->fetchObject ())
+        {
+            $book = new Book ($post);
+            return $book;
+        }
+        return NULL;
+    }
+    
     public static function getBooksByQuery($query) {
         $result = parent::getDb ()->prepare("select " . self::BOOK_COLUMNS . "
 from books left outer join comments on book = books.id

config_default.php

@@ -73,4 +73,11 @@
      * http://www.php.net/manual/en/timezones.php
      */
     $config['default_timezone'] = "Europe/Paris";
+    
+    /*
+     * Prefered format for HTML catalog
+     * The two first will be displayed in book entries
+     * The other only appear in book detail
+     */
+    $config['cops_prefered_format'] = array ("EPUB", "PDF"); 
 ?>

fetch.php

@@ -14,10 +14,17 @@
     header("Pragma: public");
     header("Cache-Control: maxage=".$expires);
     header('Expires: ' . gmdate('D, d M Y H:i:s', time()+$expires) . ' GMT');
-    $bookId = $_GET["id"];
-    $book = Book::getBookById($bookId);
+    $bookId = getURLParam ("id", NULL);
     $type = getURLParam ("type", "jpg");
     $idData = getURLParam ("data", NULL);
+    if (is_null ($bookId))
+    {
+        $book = Book::getBookByDataId($idData);
+    }
+    else
+    {
+        $book = Book::getBookById($bookId);
+    }
      
     switch ($type)
     {

index.php

@@ -153,17 +153,13 @@
             </div>
             <div class="download">
             <?php
-                if (array_key_exists("epub", $entry->book->format)) {
-            ?>    
-                <div class="button buttonEffect"><a href="<?php echo "download/" . $entry->book->id . "/" . urlencode ($entry->book->format ["epub"]) ?>">EPUB</a></div>
-            <?php
-                }
-            ?>
-            <?php
-                if (array_key_exists("pdf", $entry->book->format)) {
+                foreach ($config['cops_prefered_format'] as $format)
+                {
+                    if (array_key_exists($format, $entry->book->format)) {
             ?>    
-                <div class="button buttonEffect"><a href="<?php echo "download/" . $entry->book->id . "/" . urlencode ($entry->book->format ["pdf"]) ?>">PDF</a></div>
+                <div class="button buttonEffect"><a href="<?php echo "download/" . $entry->book->format [$format][0] . "/" . urlencode ($entry->book->format [$format][1]) ?>"><?php echo $format ?></a></div>
             <?php
+                    }
                 }
             ?>
             </div>