use sqlite for collection information storage

this should be easier to extend than the multi dimensional php array
used before

show_collection.php

@@ -0,0 +1,51 @@
+<?php 
+  $show_sep=true;
+  $db = new PDO('sqlite:projects_data/projects.db') or die('database error');
+  include('header.tpl');
+?>
+<div id="content_padding">
+<?php
+// get collection parameters
+$query = 'select id, name, description, cover_image from collections where id = :id';
+$col_query = $db->prepare($query);
+$col_query->bindParam(':id', $_REQUEST['id']);
+$col_query->execute();
+
+$collection_info = $col_query->fetch();
+
+// get collection items
+$query = 'select name, material, description, cover_image from collection_items where collection_id = :id';
+$ci_query = $db->prepare($query);
+$ci_query->bindParam(':id', $_REQUEST['id']);
+$ci_query->execute();
+?>
+
+<h1>
+    <? print($collection_info['name']); ?>
+</h1>
+<section class="description">
+    <? print($collection_info['description']); ?>
+</section>
+</div>
+
+<div class="ci_container">
+<?php
+foreach($ci_query->fetchAll() as $ci) {
+    if ($ci['cover_image'] == null) {
+        $ci['cover_image'] = $collection_info['cover_image'];
+    }
+    $ci_img_url = 'projects_data/img/' . $ci['cover_image'];
+    print("
+        <div class='collection-item'>
+            <img src='{$ci_img_url}' alt='Cover picture of {$ci['name']}' />
+            <h1>{$ci['name']}</h1>
+        </div>
+    ");
+}
+?>
+</div>
+
+<?
+include('footer.tpl');
+$db = null;
+?>