Implemented discarding of products

html/fragments.html

@@ -205,6 +205,16 @@
   </table>
 </form>
 
+¤¤ discard_button ¤¤
+<form>
+  <input type="hidden"
+         name="id"
+         value="¤id¤" />
+  <button onClick="JavaScript:discardProduct(event)">
+    Skrota artikel
+  </button>
+</form>
+
 ¤¤ info_item ¤¤
 <tr>
   <td>

include/db.php

@@ -265,7 +265,7 @@ class Product {
     }
 
     public function get_discardtime($format = true) {
-        if($format) {
+        if($this->discardtime && $format) {
             return gmdate('Y-m-d', $this->discardtime);
         }
         return $this->discardtime;

include/view.php

@@ -422,7 +422,8 @@ class ProductPage extends Page {
         }
         $tags = '';
         foreach($this->product->get_tags() as $tag) {
-            $tags .= replace(array('tag' => ucfirst($tag)), $this->fragments['tag']);
+            $tags .= replace(array('tag' => ucfirst($tag)),
+                             $this->fragments['tag']);
         }
         $out = replace(array('id' => $this->product->get_id(),
                              'name' => $this->product->get_name(),
@@ -431,6 +432,8 @@ class ProductPage extends Page {
                              'tags' => $tags,
                              'info' => $info),
                        $this->fragments['product_details']);
+        $out .= replace(array('id' => $this->product->get_id()),
+                        $this->fragments['discard_button']);
         $out .= replace(array('title' => 'Lånehistorik'),
                         $this->fragments['subtitle']);
         $loan_table = 'Inga lån att visa.';
@@ -734,6 +737,8 @@ class Ajax extends Responder {
             case 'suggest':
                 $out = $this->suggest();
                 break;
+            case 'discardproduct':
+                $out = $this->discard_product();
         }
         print($out->toJson());
     }
@@ -935,6 +940,16 @@ class Ajax extends Responder {
                 return new Failure('Invalid type.');
         }
     }
+
+    private function discard_product() {
+        $product = new Product($_POST['id']);
+        if(!$product->get_discardtime()) {
+            $product->discard();
+            return new Success('Artikeln skrotad.');
+        } else {
+            return new Failure('Artikeln är redan skrotad.');
+        }
+    }
 }
 
 class Result {

script.js

@@ -340,3 +340,21 @@ function calendar(event) {
         cal.show()
     }
 }
+
+function discardProduct(event) {
+    event.preventDefault()
+    if(!window.confirm(
+        'Är du säker på att du vill skrota artikeln? \n'
+            + 'Den kommer fortsättningsvis kunna ses på Historik-sidan.')) {
+        return
+    }
+    var form = event.currentTarget.parentNode
+    var render = function(result) {
+        if(result.type == 'success') {
+            window.location.href = '?page=products'
+        } else {
+            showResult(result)
+        }
+    }
+    ajaxRequest('discardproduct', dataListFromForm(form), render)
+}