From 72b07245f44c73ed41bfcca2465a9ee34426a922 Mon Sep 17 00:00:00 2001
From: winter
Date: Thu, 19 Dec 2024 20:59:18 +0000
Subject: implement follow relationships (untested)

does NOT implement the actual behaviour behind follows (receiving posts and such)
---
 Digitigrade/Model.php | 21 +++++++++++++++++++--
 1 file changed, 19 insertions(+), 2 deletions(-)

(limited to 'Digitigrade/Model.php')

diff --git a/Digitigrade/Model.php b/Digitigrade/Model.php
index 80a6d91..0db27ef 100644
--- a/Digitigrade/Model.php
+++ b/Digitigrade/Model.php
@@ -10,8 +10,8 @@ abstract class Model {
     }
 
     /**
-     * @return ?string a condition for a WHERE clause if this object already
-     *                 exists in the database, or null otherwise
+     * @return ?string a condition for a WHERE clause that uniquely identifies
+     * this object if it already exists in the database, or null if not
      */
     protected function getUpdateWhereClause(\PDO $db): ?string {
         if (isset($this->id) && static::find($this->{'id'}) != null) {
@@ -241,4 +241,21 @@ abstract class Model {
 
         $this->saved = true;
     }
+
+    /**
+     * Removes this record from the database.
+     * @return void
+     */
+    public function remove() {
+        $db = Db::getInstance()->getPdo();
+        $where = $this->getUpdateWhereClause($db);
+        if ($where == null) {
+            throw new \RuntimeException("object doesn't seem to exist in the database so i can't delete it");
+        }
+        $classNameParts = explode('\\', static::class);
+        $className = $classNameParts[count($classNameParts) - 1];
+        $tableName = self::mangleName($className);
+
+        $db->exec("DELETE FROM $tableName WHERE $where");
+    }
 }
\ No newline at end of file
-- 
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