Fix itilsolution picture visibility (#10)

* Fix itilsolution picture visibility

* Fix Lints

Author: RomainLvr

inc/itilsolution.class.php

@@ -70,11 +70,18 @@ public static function pdfForItem(PluginPdfSimplePDF $pdf, CommonDBTM $item)
                 } else {
                     $title = __('Solution');
                 }
-                $sol = Toolbox::stripTags(Glpi\Toolbox\Sanitizer::unsanitize(html_entity_decode(
-                    $row['content'],
-                    ENT_QUOTES,
-                    'UTF-8',
-                )));
+                $sol = Glpi\Toolbox\Sanitizer::unsanitize(Html::entity_decode_deep($row['content']));
+                $sol = preg_replace('#data:image/[^;]+;base64,#', '@', $sol);
+
+                preg_match_all('/<img [^>]*src=[\'"]([^\'"]*docid=([0-9]*))[^>]*>/', $sol, $res, PREG_SET_ORDER);
+
+                foreach ($res as $img) {
+                    $docimg = new Document();
+                    $docimg->getFromDB($img[2]);
+
+                    $path = '<img src="file://' . GLPI_DOC_DIR . '/' . $docimg->fields['filepath'] . '"/>';
+                    $sol = str_replace($img[0], $path, $sol);
+                }
 
                 if ($row['status'] == 3) {
                     $text = __('Soluce approved on ', 'pdf');