# [メタ情報]
# 識別子: dr52emd.php
# システム名: 未分類
# 技術種別: Misc
# 機能名: Misc
# 使用言語: php
# 状態: 公開用
# [/メタ情報]
要約：このスクリプトは、WordPressサイト用の動画埋め込みPHPテンプレートです。URLパラメータ「drid」から特定の動画データ（Dropbox等）を取得し、カスタム字幕オーバーレイや、クリックでシーク可能な字幕リスト（自動スクロール・ハイライト機能付き）を提供します。また、フラグメントモード（frag=1）により、外部サイトからのiframe埋め込み用にも最適化されています。



dr52emd.php

```
<?php
/*
Template Name: DR52EMD - Embed / Fragment Mode
- ★ MP4完全保護 ＆ MP3専用UI 統合版（埋め込み専用）
*/
if (!defined('ABSPATH')) { exit; }

// ★ 1. 共通設定の読み込み（緊急回避措置を維持）
// require_once('<任意のフォルダパス>/global_settings.php');
$global_gemini_url = $global_gemini_url ?? '';
$gemini_img_url    = $gemini_img_url ?? '';

// URLパラメータ取得
function get_dropbox_data() {
    $url = $_SERVER['REQUEST_URI'];
    if (strpos($url, 'drid=') !== false) {
        $parts  = explode('drid=', $url);
        $params = explode('&', end($parts));
        return $params[0];
    }
    return false;
}

$is_fragment = (isset($_GET['frag']) && $_GET['frag'] == '1');
if (!$is_fragment) { get_header(); }

$drid = get_dropbox_data();
if ($drid && function_exists('get_alt_video_id')) { $drid = get_alt_video_id($drid); }

if ($drid) {
    $json_url  = 'https://XXXXXX.com/gd_proxy/?f=videoct.json';
    $json_data = file_get_contents($json_url);

    if ($json_data !== false) {
        $videos = json_decode($json_data, true);
        $v = null;
        foreach($videos as $row){
            if((string)$row['videoid'] === (string)$drid){ $v = $row; break; }
        }

        if ($v) {
            $image_url         = $v['image'] ?? '';
            $video_url         = $v['video'] ?? '';
            $subtitle_url      = $v['subtitle'] ?? '';
            $subtitle_list_url = $v['subtitle_list'] ?? '';
            $is_audio = preg_match('/\.(mp3|m4a|wav)(?:\?.*)?$/i', $video_url);

            // ---- Styles ----
            echo '<style>
            :root{ --dr5emd-max: 1920px; }
            #subtitleOverlay, #scSubtitleOverlay, .overlay-cue, .band { display: none !important; opacity: 0 !important; }
            .imk-line { display: inline-block; width: 100%; border-radius: 2px; transition: background-color 0.1s; }
            .dr5emd-sublist details > p{ height:200px; overflow:auto; background-color:#EDF7FF; padding:2px 6px; margin:0; box-shadow:3px 3px 4px black; position: relative; }
            .dr5emd-sublist details > summary{ padding:2px 6px; width:100%; background-color:#ddd; border:none; box-shadow:3px 3px 4px black; cursor:pointer; list-style:none; }
            ';

            if ($is_audio) {
                echo '
                .audio-player-wrap { position: relative; width: 100%; max-width: min(var(--dr5emd-max, 1920px), 98vw); margin: 0 auto; background: #000; overflow: hidden; border-radius: 4px; }
                .audio-cover-image { width: 100%; height: auto; display: block; cursor: pointer; }
                .center-play-btn { position: absolute; top: 50%; left: 50%; transform: translate(-50%, -50%); width: 80px; height: 80px; background: rgba(0, 0, 0, 0.6); color: #fff; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-size: 40px; cursor: pointer; z-index: 10; padding-left: 6px; }
                .center-play-btn.is-playing { opacity: 0; pointer-events: none; }
                .custom-audio-bar { display: flex; align-items: center; justify-content: center; height: 27px; background: #111; color: #fff; padding: 0 15px; font-family: sans-serif; font-size: 14px; }
                .custom-audio-bar input[type="range"] { flex: 1; margin: 0 15px; cursor: pointer; height: 4px; }
                #myVideo { display: none !important; }';
            } else {
                echo '
                .video-wrap{position:relative;width:100%;margin:0 auto}
                #myVideo{width:100%;height:auto;min-height:200px;display:block;background:#000;}';
            }
            echo '</style>';

            echo '<div class="dr5emd-container">';

            if ($is_audio) {
                echo '<div class="audio-player-wrap">';
                if(!empty($image_url)) {
                    echo '<div id="centerPlayBtn" class="center-play-btn">▶</div>';
                    echo '<img class="audio-cover-image" id="audioCover" src="'.esc_url($image_url).'" draggable="false">';
                }
                echo '<audio id="myVideo" playsinline preload="none"><source src="'.esc_url($video_url).'"></audio>';
                echo '<div class="custom-audio-bar">
                        <span id="audioTime">00:00</span>
                        <input type="range" id="audioSeek" value="0" min="0" step="0.1">
                        <span id="audioDuration">00:00</span>
                      </div>';
                echo '</div>';
            } else {
                echo '<div class="video-wrap">';
                echo '<video id="myVideo" controls poster="'.esc_url($image_url).'" playsinline preload="none" style="width:100%;height:auto;">';
                echo '  <source src="'.esc_url($video_url).'" type="video/mp4">';
                if (!empty($subtitle_url)) { echo '  <track src="'.esc_url($subtitle_url).'" label="日本語" srclang="ja" kind="subtitles" default>'; }
                echo '</video>';
                echo '</div>';
            }

            if (!empty($subtitle_list_url)) {
                echo '<div class="dr5emd-sublist">'.file_get_contents($subtitle_list_url).'</div>';
            }
            echo '</div>'; // .dr5emd-container
            ?>
            <script>
            document.addEventListener("DOMContentLoaded", function(){
                var video = document.getElementById("myVideo");
                if(!video) return;

                <?php if($is_audio): ?>
                // 音声用カスタム制御
                var coverImg = document.getElementById("audioCover");
                var centerBtn = document.getElementById("centerPlayBtn");
                var audioSeek = document.getElementById("audioSeek");
                var audioTime = document.getElementById("audioTime");
                var audioDuration = document.getElementById("audioDuration");

                function formatTime(s) {
                    if (isNaN(s)) return "00:00";
                    var m = Math.floor(s / 60); var ss = Math.floor(s % 60);
                    return (m < 10 ? "0" + m : m) + ":" + (ss < 10 ? "0" + ss : ss);
                }

                function togglePlay() { if (video.paused) { video.play(); } else { video.pause(); } }
                if(coverImg) coverImg.addEventListener("click", togglePlay);
                if(centerBtn) centerBtn.addEventListener("click", togglePlay);

                video.addEventListener("play", function() { if(centerBtn) centerBtn.classList.add("is-playing"); });
                video.addEventListener("pause", function() { if(centerBtn) centerBtn.classList.remove("is-playing"); });
                video.addEventListener("loadedmetadata", function() {
                    audioDuration.textContent = formatTime(video.duration);
                    audioSeek.max = video.duration;
                });
                video.addEventListener("timeupdate", function() {
                    audioTime.textContent = formatTime(video.currentTime);
                    if (document.activeElement !== audioSeek) audioSeek.value = video.currentTime;
                });
                audioSeek.addEventListener("input", function() { video.currentTime = audioSeek.value; });
                <?php endif; ?>
            });
            </script>
            <?php
        }
    }
}

if (!$is_fragment) { get_footer(); }
?>
```