From 2864f66377c43792744f01c33ef11333daefd077 Mon Sep 17 00:00:00 2001
From: flashwave <me@flash.moe>
Date: Mon, 31 Aug 2020 15:43:18 +0000
Subject: [PATCH] i forgot about HEAD existing

---
 pages/blog.php     |  3 +++
 pages/contact.php  |  4 ++++
 pages/etcetera.php |  4 ++++
 pages/index.php    | 10 ++++++++++
 pages/projects.php |  2 ++
 pages/related.php  |  2 ++
 public/index.php   | 22 +++++++++++++++-------
 7 files changed, 40 insertions(+), 7 deletions(-)

diff --git a/pages/blog.php b/pages/blog.php
index ea3bf80..d8ee6c9 100644
--- a/pages/blog.php
+++ b/pages/blog.php
@@ -12,6 +12,9 @@ if($reqPath === '/blog-elements.json') {
 
     header('Content-Type: application/json; charset=utf-8');
 
+    if($reqHead)
+        return FM_HIT;
+
     $title = filter_input(INPUT_GET, 'title', FILTER_SANITIZE_STRING);
 
     ob_start();
diff --git a/pages/contact.php b/pages/contact.php
index 3ec5b6c..dc66b78 100644
--- a/pages/contact.php
+++ b/pages/contact.php
@@ -17,6 +17,8 @@ if($reqPath === '/now-listening.json') {
     if($reqMethod !== 'GET')
         return FM_ERR | 405;
     header('Content-Type: application/json; charset=utf-8');
+    if($reqHead)
+        return FM_HIT;
 
     $lfmInfo = cache_output('lastfm', 10, function() {
         return json_decode(file_get_contents('https://now.flash.moe/get.php?u=flashwave_'));
@@ -44,6 +46,8 @@ if($reqPath === '/now-listening.json') {
 if($reqPath === '/contact') {
     if($reqMethod !== 'GET')
         return FM_ERR | 405;
+    if($reqHead)
+        return FM_HIT;
 
     $contact = [
         [
diff --git a/pages/etcetera.php b/pages/etcetera.php
index 1e29d5c..a7338a8 100644
--- a/pages/etcetera.php
+++ b/pages/etcetera.php
@@ -9,6 +9,10 @@ if($reqPath === '/etc.php' || $reqPath === 'etc.html'
 }
 
 if($reqPath === '/etc') {
+    if($reqMethod !== 'GET')
+        return FM_ERR | 405;
+    if($reqHead)
+        return FM_HIT;
     $links = [
         [
             'title' => 'ASCII Table',
diff --git a/pages/index.php b/pages/index.php
index 4e49076..dcb07d9 100644
--- a/pages/index.php
+++ b/pages/index.php
@@ -12,6 +12,8 @@ if($reqPath === '/header-bgs.json') {
         return FM_ERR | 405;
 
     header('Content-Type: application/json; charset=utf-8');
+    if($reqHead)
+        return FM_HIT;
     echo json_encode(FM_BGS);
 
     return FM_HIT;
@@ -20,6 +22,8 @@ if($reqPath === '/header-bgs.json') {
 if($reqPath === '/now-listening') {
     if($reqMethod !== 'GET')
         return FM_ERR | 405;
+    if($reqHead)
+        return FM_HIT;
 
     $offset = (int)filter_input(INPUT_GET, 'offset', FILTER_SANITIZE_NUMBER_INT);
 
@@ -41,6 +45,8 @@ if($reqPath === '/now-listening') {
 if($reqPath === '/home') {
     if($reqMethod !== 'GET')
         return FM_ERR | 405;
+    if($reqHead)
+        return FM_HIT;
 
     fm_component('header', [
         'title' => 'flash.moe / homepage',
@@ -86,6 +92,8 @@ if($reqPath === '/home') {
 if($reqPath === '/test') {
     if($reqMethod !== 'GET')
         return FM_ERR | 405;
+    if($reqHead)
+        return FM_HIT;
 
     header('Content-Type: text/plain');
 
@@ -97,6 +105,8 @@ if($reqPath === '/test') {
 if($reqPath === '/') {
     if($reqMethod !== 'GET')
         return FM_ERR | 405;
+    if($reqHead)
+        return FM_HIT;
 
     $legacyPage = filter_input(INPUT_GET, 'p', FILTER_SANITIZE_STRING);
     if(!empty($legacyPage)) {
diff --git a/pages/projects.php b/pages/projects.php
index 5823716..044a005 100644
--- a/pages/projects.php
+++ b/pages/projects.php
@@ -10,6 +10,8 @@ if($reqPath === '/projects.php' || $reqPath === '/projects.html'
 if($reqPath === '/projects') {
     if($reqMethod !== 'GET')
         return FM_ERR | 405;
+    if($reqHead)
+        return FM_HIT;
 
     $projInfo = cache_output('projects', 300, function() {
         return json_decode(file_get_contents('https://flash.moe/2020/projects.php?dump_that_shit'));
diff --git a/pages/related.php b/pages/related.php
index f102b07..5184aa1 100644
--- a/pages/related.php
+++ b/pages/related.php
@@ -10,6 +10,8 @@ if($reqPath === '/related.php' || $reqPath === '/related.html'
 if($reqPath === '/related') {
     if($reqMethod !== 'GET')
         return FM_ERR | 405;
+    if($reqHead)
+        return FM_HIT;
 
     $related = [
         [
diff --git a/public/index.php b/public/index.php
index 9be5170..43e135c 100644
--- a/public/index.php
+++ b/public/index.php
@@ -122,6 +122,12 @@ ob_start();
 
 $reqMethod =                      filter_input(INPUT_SERVER, 'REQUEST_METHOD', FILTER_SANITIZE_STRING);
 $reqPath   = '/' . trim(parse_url(filter_input(INPUT_SERVER, 'REQUEST_URI',    FILTER_SANITIZE_STRING), PHP_URL_PATH), '/');
+$reqHead   = false;
+
+if($reqMethod == 'HEAD') {
+    $reqMethod = 'GET';
+    $reqHead = true;
+}
 
 if(substr($reqPath, 0, 7) === '/error/') {
     $statusCode = intval(substr($reqPath, 7, 3));
@@ -142,12 +148,14 @@ if(substr($reqPath, 0, 7) === '/error/') {
 $errorInfo = FM_ERRS[$statusCode ?? 404] ?? FM_ERRS[404];
 http_response_code($errorInfo['code']);
 
-fm_component('header', ['title' => $errorInfo['title']]);
+if(!$reqHead) {
+    fm_component('header', ['title' => $errorInfo['title']]);
 ?>
-<div class="http-error">
-    <h2 class="http-error-head"><?=$errorInfo['title'];?></h2>
-    <img src="<?=$errorInfo['image'];?>" alt="<?=$errorInfo['image'];?>" class="http-error-image"/>
-    <div class="http-error-desc"><?=$errorInfo['desc'];?></div>
-</div>
+            <div class="http-error">
+                <h2 class="http-error-head"><?=$errorInfo['title'];?></h2>
+                <img src="<?=$errorInfo['image'];?>" alt="<?=$errorInfo['image'];?>" class="http-error-image"/>
+                <div class="http-error-desc"><?=$errorInfo['desc'];?></div>
+            </div>
 <?php
-fm_component('footer');
+    fm_component('footer');
+}