From 117f875d6287b03131e75a839e563b05b15ecd48 Mon Sep 17 00:00:00 2001
From: cflip <36554078+cflip@users.noreply.github.com>
Date: Thu, 8 Apr 2021 11:03:17 -0600
Subject: Add ability to delete your posts

---
 includes/manage_post.php | 46 ++++++++++++++++++++++++++++++++++++++++++++++
 model/Post.php           | 13 +++++++++++--
 2 files changed, 57 insertions(+), 2 deletions(-)
 create mode 100644 includes/manage_post.php

diff --git a/includes/manage_post.php b/includes/manage_post.php
new file mode 100644
index 0000000..fedc70e
--- /dev/null
+++ b/includes/manage_post.php
@@ -0,0 +1,46 @@
+<?php
+
+function delete_post($dbc, $post) {
+	$sql = "DELETE FROM posts WHERE post_id = $post->id";
+	mysqli_query($dbc, $sql);
+
+	$sql = "UPDATE categories SET `cat_post_count` = `cat_post_count` - '1' WHERE cat_id = " . $post->thread->category->id . ";";
+	mysqli_query($dbc, $sql);
+}
+
+include_once 'db_inc.php';
+include_once '../model/Post.php';
+
+session_start();
+
+if ($_SERVER['REQUEST_METHOD'] == 'GET') {
+	$action = filter_input(INPUT_GET, 'action', FILTER_SANITIZE_STRING);
+	$id = filter_input(INPUT_GET, 'id', FILTER_SANITIZE_NUMBER_INT);
+
+	$post = new Post();
+	$post->get_from_database($id, $dbc);
+
+	if (!isset($_SESSION['signed_in'])) {
+		echo 'You must be <a href="signin.php">signed in</a> to manage a post.';
+		header("Location: /viewthread.php?id=" . $post->thread->id);
+		return;
+	}
+
+
+	if ($_SESSION['user_id'] != $post->author->id) {
+		echo "You can't manage another user's post!";
+		header("Location: /viewthread.php?id=" . $post->thread->id);
+		return;
+	}
+
+	switch ($action) {
+		case 'delete':
+			delete_post($dbc, $post);
+			break;
+		case 'edit':
+			edit_post();
+			break;
+	}
+
+	header("Location: /viewthread.php?id=" . $post->thread->id);
+}
diff --git a/model/Post.php b/model/Post.php
index 91cd3be..308b5ac 100644
--- a/model/Post.php
+++ b/model/Post.php
@@ -15,7 +15,7 @@ function add_quote($dbc, $thread_id, $matches) {
 		$reply = mysqli_fetch_assoc($result);
 
 		if (empty($reply)) {
-			return '<blockquote>Invalid quote!</blockquote>';
+			return '<blockquote><span style="color:red;">This post has been deleted</span></blockquote>';
 		}
 
 		$id = $id + 1;
@@ -59,7 +59,16 @@ class Post {
 	}
 
 	function display_content($dbc) {
-		echo '<div class="header"><b>#' . $this->id . '</b> Posted by <a href="viewuser.php?id='. $this->author->id.'">' . $this->author->name . '</a> on ' . date('m/d/Y g:ia', strtotime($this->date)) . '<br></div>';
+		echo '<div class="header"><b>#' . $this->id . '</b>';
+		echo ' Posted by <a href="viewuser.php?id='. $this->author->id . '">' . $this->author->name . '</a>';
+		echo ' on ' . date('m/d/Y g:ia', strtotime($this->date));
+		if (isset($_SESSION['signed_in']) && $_SESSION['user_id'] == $this->author->id) {
+			echo '<span style="float:right;">';
+			echo '[<a href="includes/manage_post.php?action=edit&id=' . $this->id . '">Edit</a>] ';
+			echo '[<a href="includes/manage_post.php?action=delete&id=' . $this->id . '">Delete</a>]';
+			echo'</span>';
+		}
+		echo '</div>';
 
 		$post_content = $this->content;
 		$thread_id = $this->id;
-- 
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