Added annotation context to satisfy the TTRSS "has_note" view mode

lib/Database.php

@@ -944,6 +944,10 @@ class Database {
         if ($context->starred()) {
             $q->setWhere("starred is ?", "bool", $context->starred);
         }
+        // filter based on whether the article has a note
+        if ($context->annotated()) {
+            $q->setWhere((!$context->annotated ? "not " : "")."exists(select modified from arsse_marks where article is arsse_articles.id and note <> '' and subscription in (select sub from subscribed_feeds))");
+        }
         // return the query
         return $q;
     }

lib/Misc/Context.php

@@ -31,6 +31,7 @@ class Context {
     public $label;
     public $labelName;
     public $labelled = null;
+    public $annotated = null;
 
     protected $props = [];
 
@@ -149,4 +150,8 @@ class Context {
     public function labelled(bool $spec = null) {
         return $this->act(__FUNCTION__, func_num_args(), $spec);
     }
+
+    public function annotated(bool $spec = null) {
+        return $this->act(__FUNCTION__, func_num_args(), $spec);
+    }
 }

tests/Misc/TestContext.php

@@ -45,6 +45,7 @@ class TestContext extends Test\AbstractTest {
             'label' => 2112,
             'labelName' => "Rush",
             'labelled' => true,
+            'annotated' => true,
         ];
         $times = ['modifiedSince','notModifiedSince','markedSince','notMarkedSince'];
         $c = new Context;

tests/lib/Database/SeriesArticle.php

@@ -212,6 +212,7 @@ trait SeriesArticle {
                 [11, 20,1,0,'2017-01-01 00:00:00','eek'],
                 [12,  3,0,1,'2017-01-01 00:00:00','ack'],
                 [12,  4,1,1,'2017-01-01 00:00:00','ach'],
+                [1,   2,0,0,'2010-01-01 00:00:00','Some Note'],
             ]
         ],
         'arsse_labels' => [
@@ -447,6 +448,9 @@ trait SeriesArticle {
         // get multiple specific articles or editions
         $this->compareIds([1,20], (new Context)->articles([1,20,50]));
         $this->compareIds([1,20], (new Context)->editions([1,1001,50]));
+        // get articles base on whether or not they have notes
+        $this->compareIds([1,3,4,5,6,7,8,19,20], (new Context)->annotated(false));
+        $this->compareIds([2], (new Context)->annotated(true));
     }
 
     public function testListArticlesOfAMissingFolder() {