<?php
class blueSkyRss{
    public $rss = null;
    /**
     * __construct
     * @param $url
     * @return void
     */
    public function __construct($url)
    {
        try {
            $html = file_get_contents($url);
            preg_match('/https:\/\/bsky\.app\/profile\/did.*\/rss/',$html,$matches);
            if($rssUrl = $matches[0]){
                $feed = simplexml_load_file($rssUrl);
                $this->rss = $feed;    
            }
        } catch (\Throwable $th) {
            //throw $th;
        }
    }
    /**
     * getRss
     * @return object
     */
    public function getRss():object
    {
        $response = [];
        if(isset($this->rss->channel)){
            $cnt = 0;
            foreach($this->rss->channel->item as $item){
                $response[$cnt]['link']    = $item->link;
                $response[$cnt]['comment']   = $item->description;
                $response[$cnt]['date'] = $item->pubDate;
                $cnt++;
            }
        }
        return (object)$response;
    }
}
$url = 'https://bsky.app/profile/xxxxxxx.bsky.social';
//var_dump((new blueSkyRss($url))->getRss());

<?php
do_shortcode('[contact-form-7 id="XXXX" title="comment"]')

<?php
/*
  Plugin Name: comment-add
  Plugin URI:
  Description: 記事の下にアドセンス広告などを貼り付けるのに使用
  Version: 1.0.0
  Author: @zip358com
  Author URI: https://www.zip358.com
 */


function comment_add($content)
{
    if (is_single() && 'post' == get_post_type()) {
        $content = $content.do_shortcode('[contact-form-7 id="xxxx" title="comment"]');
        return $content;
    } else {
        return $content;
    }
}
add_filter('the_content', 'comment_add');
remove_filter('the_content', 'wpautop');

<script>
//Contact Form 7 現在ページのURL
if(document.querySelectorAll("[name='text-564']")){
    [...document.querySelectorAll("[name='text-564']")].forEach(elm=>{
        elm.setAttribute("type","hidden");
        elm.value = decodeURIComponent(location.href);
    });
}
</script>

wp-includes\class-wp-oembed.php

$providers = array(
'#https?://www.youtube.com/shorts/.*#i'        => array( 'https://www.youtube.com/oembed', true ),

/*
Plugin Name: youtube-shorts
Plugin URI: https://zip358.com/
Description: youtube-shorts
Version: 1.0
Author: taoka-toshiaki
Author URI: youtube-shortsを貼り付け出来るように
*/
add_filter(
    'oembed_providers',
    function ($providers) {
        $providers['#https?://www.youtube.com/shorts/.*#i'] = array('https://www.youtube.com/oembed', true);
        return $providers;
    },
    1,
    1
);

<link rel="stylesheet" href="examplestyle.css">

<span id="site_description"></span>

let htmlcode = ["#efefef", "#181B39", "#262a2e", "#192734", "#1c483b", "#bf7800", "#83094f"].map(elm => `<span class='color_code' style='color:${elm}' data-color-code='${elm}'>■</span>`).join("\n");

const basecolor = "#262a2e";
let cookiefn = function (CodeColor) {
    let r = document.cookie.split(';');
    return r.length ? ((r) => {
        let changecolor = "";
        for (let ii = 0; ii < r.length; ii++) {
            let content = r[ii].split('=');
            for (let i = 0; i < content.length; i++) {
                if (content[i].replaceAll(" ", "") === "bgcolor_code") {
                    changecolor = content[i + 1];
                }
            }
        }
        return changecolor?changecolor:CodeColor;
    })(r) : CodeColor;
};

let old_color = cookiefn(basecolor);
document.getElementById("site_description").insertAdjacentHTML("afterend", htmlcode);
[...document.querySelectorAll(".color_code")].forEach(elm => {
    elm.addEventListener("click", function (e) {
        color_set(elm.getAttribute("data-color-code"));
    });
});

color_set(old_color);

function color_set(color) {
    for (let ii = 0; ii < document.styleSheets.length; ii++) {
        if (String(document.styleSheets[ii].href).match(/mag_tcd036-child\/style\.css\?ver=/)) {
            for (let i = 0; i < document.styleSheets[ii].cssRules.length; i++) {
                let element_css_code = document.styleSheets[ii].cssRules[i];
                try {
                    element_css_code.style.backgroundColor = color;
                    if (color === "#efefef") {
                        element_css_code.style.color = "#000000";
                        
                    } else {
                        element_css_code.style.color = "#FFFFFF";
                    }
//いらないかも領域🤔👇
                    document.querySelectorAll("#wp-calendar > tbody > tr > td > a").forEach(elm=>{
                        elm.style.backgroundColor = "#909091";
                    });
                    document.getElementById("searchsubmit").style.backgroundColor = "#000";
                    document.querySelector("#s").style.backgroundColor = "#909091";
                    [...document.querySelectorAll("code")].forEach(elm=>{
                        [...elm.querySelectorAll("span")].forEach(childen_elm=>{
                            childen_elm.style.backgroundColor = "#565656";
                        });
                    });
//いらないかも領域🤔👆                    
                } catch (error) {
                }
            }

            document.cookie = "bgcolor_code=" + color;
        }
    }
}

cd /wp-content/plugins
mkdir mytweets
vi mytweets.php

<?php
/*
Plugin Name: My tweets
Description: tweets
Version: 1.0
*/

<?php
/*
Plugin Name: My tweets
Description: tweets
Version: 1.0
*/
if (!defined('ABSPATH')) exit;
require_once  "tw-v2-config.php";
require_once  "./vendor/autoload.php";

use Abraham\TwitterOAuth\TwitterOAuth;

function mytweets($new_status, $old_status, $post)
{
    
    if ($new_status == 'publish' && $old_status != 'publish') {
        try {
            $connection = new TwitterOAuth(APIKEY, APIKEYSECRET, ACCESSTOKEN, ACCESSTOKENSECRET);
            $connection->setApiVersion('2');
            $response = $connection->post('tweets', ['text' => get_the_title($post->ID) . "\n" . get_permalink($post->ID)], true);
        } catch (\Throwable $th) {
            //throw $th;
        }
    }
}
add_action('transition_post_status', 'mytweets', 10, 3);

<?php
/*
Plugin Name: page404GO!!
Plugin URI: https://zip358.com/plugin/page404go.zip
Description: 404ページを任意のURLへ変換し遷移させる
Author: taoka toshiaki
Version: 1.0
Author URI: https://zip358.com/
*/
add_action( 'wp', function() {
    global $wp;
    $domain = get_option('domain404page')?get_option('domain404page'):"https://zip358.com/";
    if(is_404()){
        wp_redirect($domain.$wp->request);
        exit;
    }
 });
add_action('admin_menu','page404go_setting');
function page404go_setting(){
	add_options_page(
		'zip358.com：プラグイン',
		'404リダイレクト設定',
		'administrator',
		'page404go',
		function(){
            if(isset($_POST["domain404page"])){
                if(preg_match("/https?://.*/$/",$_POST["domain404page"])){
                    $url = $_POST["domain404page"];
                }elseif(preg_match("/https?://.*/",$_POST["domain404page"])){
                    $url = $_POST["domain404page"]."/";
                }else{
                    $url = "https://zip358.com/";
                }
                update_option('domain404page', wp_unslash($url));
            }
            ?>
            <form method="post" action="">
                <h2>リダイレクトドメイン指定</h2>
                <input type="text" style="width:350px" name="domain404page" value="<?=get_option('domain404page')?get_option('domain404page'):""?>" placeholder="https://zip358.com/">
                <?php submit_button(); ?>
            </form>
            <?php
        }
	);
}