# [メタ情報]
# 識別子: ダウンロード禁止型動画パッケージの貼り付けコード生成_exe
# システム名: 未分類
# 技術種別: Misc
# 機能名: Misc
# 使用言語: php カスタムhtml
# 状態: 実行用
# [/メタ情報]
要約：WordPress用テンプレート「dr52emd」は、rd.php経由で高画質動画と枠内字幕を単体埋め込み表示する構成。dridで動画IDを取得し、videoct.jsonから該当動画のURL・字幕・説明文などを読み込む。字幕はネイティブとオーバーレイを自動切替し、二重表示を防止。字幕一覧や説明文を外部TXT/HTMLから動的読込可能で、再生中の動画位置へジャンプも対応。低画質・枠外字幕版へのリンクも同時に提供する。



dr52emd.php

<?php
/*
Template Name: dr52emd (rd.php経由/高画質・枠内字幕・単体埋め込み)
Usage:
  - 単体表示: https://xxxxxxxx.com/dr52emd/VIDEOID
  - 埋め込み: [dynamic_external_html url="https://xxxxxxxx.com/dr52emd/?drid=VIDEOID&frag=1"]
*/
if (!defined('ABSPATH')) exit;

/* ========= ユーティリティ ========= */
function dr52emd_get_drid(): string {
  if (isset($_GET['drid'])) return trim((string)$_GET['drid']);
  $uri = $_SERVER['REQUEST_URI'] ?? '';
  if ($uri && preg_match('#/dr52emd/([^/?&]+)#', $uri, $m)) return $m[1];
  return '';
}
function dr52emd_http_get(string $url, int $timeout = 8): ?string {
  $res = wp_remote_get($url, ['timeout'=>$timeout, 'headers'=>['Cache-Control'=>'no-cache']]);
  if (is_wp_error($res)) return null;
  if (wp_remote_retrieve_response_code($res) !== 200) return null;
  return wp_remote_retrieve_body($res);
}
function dr52emd_find_by_videoid(array $rows, string $vid): ?array {
  foreach ($rows as $r) if (is_array($r) && (string)($r['videoid'] ?? '') === $vid) return $r;
  return null;
}

/* ========= 本体 ========= */
$drid = dr52emd_get_drid();
$as_fragment = isset($_GET['frag']) || isset($_GET['embed']); // 埋め込みはヘッダ/フッタ無し

if (!$as_fragment) get_header();

if (!$drid) {
  echo $as_fragment ? '<p>drid が未指定です。</p>'
                    : '<main class="content"><p>動画ID(drid)が指定されていません。</p></main>';
  if (!$as_fragment) get_footer(); exit;
}

$json_url  = 'https://xxxxxxxx.com/gd_proxy/?f=videoct.json';
$json_text = dr52emd_http_get($json_url);
if (!$json_text) {
  echo $as_fragment ? '<p>動画情報の取得に失敗しました。</p>'
                    : '<main class="content"><p>動画情報の取得に失敗しました。</p></main>';
  if (!$as_fragment) get_footer(); exit;
}
$data = json_decode($json_text, true);
if (!is_array($data)) {
  echo $as_fragment ? '<p>動画情報が不正です。</p>'
                    : '<main class="content"><p>動画情報が不正です。</p></main>';
  if (!$as_fragment) get_footer(); exit;
}

$info = dr52emd_find_by_videoid($data, $drid);
if (!$info) {
  $msg = '<p>指定の動画が見つかりません: '.esc_html($drid).'</p>';
  echo $as_fragment ? $msg : '<main class="content">'.$msg.'</main>';
  if (!$as_fragment) get_footer(); exit;
}

$poster  = (string)($info['image']         ?? '');
$track   = (string)($info['subtitle']      ?? '');
$listurl = (string)($info['subtitle_list'] ?? '');
$explain = (string)($info['explain_line']  ?? '');
$src     = !empty($info['video']) ? (string)$info['video']
                                  : ('https://xxxxxxxx.com/rd.php?id=' . rawurlencode($drid));

if (!$as_fragment) echo '<main class="content">';
?>
<div class="sc-embed">
  <figure class="wp-block-video aligncenter">
    <div class="video-wrap">
      <video id="scVideo" controls
        poster="<?php echo esc_url($poster); ?>"
        src="<?php echo esc_url($src); ?>"
        playsinline preload="metadata" style="width:100%;height:auto;"
        controlsList="nodownload noplaybackrate"
        disablePictureInPicture oncontextmenu="return false">
        <?php if ($track): ?>
          <!-- default は付けない（初期ネイティブ字幕を抑止） -->
          <track src="<?php echo esc_url($track); ?>" label="日本語" srclang="ja" kind="subtitles">
        <?php endif; ?>
      </video>
      <div id="scSubtitleOverlay" aria-hidden="true"></div>
    </div>
  </figure>

  <?php
  // ▼ 字幕一覧（TXT側が<details>を内包）
  if ($listurl) echo do_shortcode('[dynamic_external_html url="' . esc_url($listurl) . '"]');

  // ▼ 説明文（TXT/HTMLどちらでもOK）
  if ($explain) {
    $body = dr52emd_http_get($explain);
    if (is_string($body) && trim($body) !== '') {
      $trimmed = trim($body);
      if (stripos($trimmed, '<') !== false) {
        echo '<div class="sc-explain" translate="yes">' .
             wp_kses($trimmed, ['br'=>[], 'p'=>[], 'strong'=>[], 'em'=>[], 'b'=>[], 'i'=>[], 'span'=>['style'=>[]]]) .
             '</div>';
      } else {
        echo '<div class="sc-explain" translate="yes"><p>' . nl2br(esc_html($trimmed)) . '</p></div>';
      }
    }
  }
  ?>
</div>

<script>
/* ---- 枠内字幕オーバーレイ（通常）／ネイティブ（FS/PiP/外部再生）切替。二重表示を確実排除 ---- */
(function(){
  var me=document.currentScript;
  function findRootFromScript(s){
    var n=s.previousElementSibling;
    while(n){ if(n.classList && n.classList.contains('sc-embed')) return n; n=n.previousElementSibling; }
    n=s.parentElement;
    while(n){ if(n.classList && n.classList.contains('sc-embed')) return n; n=n.parentElement; }
    return null;
  }
  var root=findRootFromScript(me); if(!root) return;

  var video   = root.querySelector('video');
  var trackEl = video ? video.querySelector('track[kind="subtitles"], track[kind="captions"]') : null;
  var overlay = root.querySelector('#scSubtitleOverlay');
  if (!video || !overlay) return;

  function setNative(mode){
    try{
      if (video.textTracks && video.textTracks.length){
        for (var i=0;i<video.textTracks.length;i++){
          var k = video.textTracks[i].kind;
          if (k==='captions' || k==='subtitles') video.textTracks[i].mode = mode;
        }
      }
      if (trackEl && trackEl.track) trackEl.track.mode = mode;
    }catch(e){}
  }

  // ---- 初期化：必ずネイティブを隠す（二重表示防止） ----
  function initTracksHidden(){
    try{
      setNative('hidden');
      // まだ track が未準備のブラウザ向けに遅延でもう一度
      setTimeout(function(){ setNative('hidden'); }, 80);
      setTimeout(function(){ setNative('hidden'); }, 300);
    }catch(e){}
  }

  var isOverlay=true, lastSig="";
  function sig(active){ if(!active||!active.length) return ""; var a=[]; for(var i=0;i<active.length;i++){var c=active[i]; a.push([c.startTime,c.endTime,c.text].join("|"));} return a.join("||"); }
  function cueDiv(c){ var d=document.createElement('div'); d.className='overlay-cue'; d.setAttribute('translate','yes'); if(typeof c.getCueAsHTML==='function') d.appendChild(c.getCueAsHTML()); else d.textContent=c.text; return d; }

  function render(){
    if(!isOverlay || !trackEl || !trackEl.track) return;
    var active = trackEl.track.activeCues, s = sig(active);
    if (s === lastSig) return; lastSig = s;
    overlay.innerHTML = ""; if (!active || !active.length) return;
    var band = document.createElement('div'); band.className='band'; band.setAttribute('translate','yes');
    Array.from(active).sort(function(a,b){return a.startTime-b.startTime;}).forEach(function(c){ band.appendChild(cueDiv(c)); });
    overlay.appendChild(band);
  }

  function useOverlay(){ isOverlay=true; overlay.style.display=""; setNative("hidden"); lastSig=""; render(); }
  function useNative(){  isOverlay=false; overlay.style.display="none"; setNative("showing"); lastSig=""; }

  // ---- 復帰時の強制再評価：activeCues が空でも track.cues から再検出 ----
  function forceRenderAfterReturn(){
    useOverlay();
    try{
      var track=(trackEl&&trackEl.track)?trackEl.track:null;
      if(!track) return;
      var active=track.activeCues;
      if(active && active.length){ render(); return; }
      var cues=track.cues||[];
      var t=video.currentTime, manual=[];
      for(var i=0;i<cues.length;i++){ var c=cues[i]; if(t>=c.startTime && t<=c.endTime){ manual.push(c); } }
      overlay.innerHTML="";
      if(manual.length){
        var band=document.createElement('div'); band.className='band'; band.setAttribute('translate','yes');
        manual.forEach(function(c){ band.appendChild(cueDiv(c)); });
        overlay.appendChild(band);
      }else{
        setTimeout(forceRenderAfterReturn,200);
      }
    }catch(e){}
  }

  // 初期起動
  initTracksHidden();   // ←ここが二重表示対策の肝
  useOverlay();

  // イベント購読
  if (trackEl){
    // 遅れて来る環境でも hidden を強制
    trackEl.addEventListener('load', function(){
      initTracksHidden();
      try{ if(trackEl.track) trackEl.track.addEventListener('cuechange', render); }catch(e){}
      render();
    });
    if (trackEl.track){
      try{ trackEl.track.addEventListener('cuechange', render); }catch(e){}
    }
  }
  ['loadedmetadata','loadeddata','timeupdate','seeking','pause'].forEach(function(ev){
    video.addEventListener(ev, render);
  });

  // 字幕一覧クリックでジャンプ（任意）
  function parseTs(ts){
    if(!ts) return null;
    ts=ts.trim();
    var m=ts.match(/^(\d{1,2}):([0-5]?\d)(?::([0-5]?\d))?$/);
    if(!m) return null;
    var h=m[3]?parseInt(m[1],10):0, mm=parseInt(m[3]?m[2]:m[1],10), ss=parseInt(m[3]?m[3]:m[2],10);
    return h*3600+mm*60+ss;
  }
  root.addEventListener('click', function(e){
    var a = e.target.closest && e.target.closest('a'); if(!a || !root.contains(a)) return;
    var ts = a.getAttribute('data-seek');
    if(!ts){
      var txt = a.getAttribute('data-ts') || a.textContent || a.innerText || '';
      var m = txt.match(/\b(\d{1,2}:[0-5]?\d(?::[0-5]?\d)?)\b/);
      if(!m && a.href){ var dec=decodeURIComponent(a.href); m = dec.match(/\b(\d{1,2}:[0-5]?\d(?::[0-5]?\d)?)\b/); }
      ts = m ? m[1] : null;
    }
    var sec = parseTs(ts); if(sec==null) return;
    e.preventDefault();
    try{ video.currentTime = sec; if (video.paused) video.play(); }catch(err){}
  });

  // フルスクリーン / PiP / AirPlay
  function handleFullscreenMode(){
    var fs = document.fullscreenElement || document.webkitFullscreenElement || null;
    if (!fs) { forceRenderAfterReturn(); return; }
    (fs===video || (fs.contains && fs.contains(video))) ? useNative() : useOverlay();
  }
  document.addEventListener('fullscreenchange', handleFullscreenMode);
  document.addEventListener('webkitfullscreenchange', handleFullscreenMode);

  if ("webkitPresentationMode" in video){
    video.addEventListener("webkitpresentationmodechanged", function(){
      var m = video.webkitPresentationMode || "inline";
      if (m==="picture-in-picture" || m==="fullscreen"){ useNative(); }
      else { forceRenderAfterReturn(); }
    });
  }
  if ("webkitCurrentPlaybackTargetIsWireless" in video){
    video.addEventListener("webkitcurrentplaybacktargetiswirelesschanged", function(){
      if (video.webkitCurrentPlaybackTargetIsWireless){ useNative(); }
      else { forceRenderAfterReturn(); }
    });
  }
  if ("pictureInPictureEnabled" in document){
    video.addEventListener("enterpictureinpicture", useNative);
    video.addEventListener("leavepictureinpicture", forceRenderAfterReturn);
  }

  // 右クリック等を抑止
  function kill(e){ e.preventDefault(); e.stopPropagation(); }
  root.addEventListener('contextmenu', kill, {capture:true});
  video.addEventListener('contextmenu', kill, {capture:true});
})();
</script>

<style>
/* --- 幅の統一（動画・字幕一覧・説明をコンテンツ幅いっぱいに） --- */
.entry-content .sc-embed, .sc-embed{ max-width:100%; width:100%; margin:0 auto; }
.sc-embed .wp-block-video, .sc-embed .wp-block-video video,
.sc-embed .video-wrap, .sc-embed video{ display:block; width:100% !important; max-width:100% !important; height:auto !important; }

/* オーバーレイ座標の基準を安定させる */
.sc-embed .video-wrap{ position:relative; }

/* Cocoon の alignwide/alignfull はみ出し防止 */
.sc-embed figure.wp-block-video.alignwide,
.sc-embed figure.wp-block-video.alignfull{ width:100% !important; max-width:100% !important; margin-left:auto !important; margin-right:auto !important; }

/* オーバーレイ字幕 */
#scSubtitleOverlay{ position:absolute; left:0; right:0; bottom:6%; padding:0 2%; text-align:center; pointer-events:none; z-index:2; }
#scSubtitleOverlay .band{ display:inline-block; background:rgba(0,0,0,.35); padding:6px 10px; border-radius:8px; max-width:96%; margin:0 auto; box-shadow:0 1px 2px rgba(0,0,0,.15); }
#scSubtitleOverlay .overlay-cue{
  color:#fff; font-weight:600; font-size:clamp(16px,3.8vw,28px);
  line-height:1.32; white-space:pre-wrap; margin:2px 0;
  -webkit-text-stroke:.6px rgba(0,0,0,.7);
  text-shadow:-1px -1px 0 rgba(0,0,0,.6), 1px -1px 0 rgba(0,0,0,.6),
             -1px  1px 0 rgba(0,0,0,.6), 1px  1px 0 rgba(0,0,0,.6);
}
@media (max-width:430px){ #scSubtitleOverlay .overlay-cue{ font-size:clamp(16px,4.2vw,22px); } }
video:fullscreen + #scSubtitleOverlay .overlay-cue,
video:-webkit-full-screen + #scSubtitleOverlay .overlay-cue{ font-size:clamp(22px,3.2vw,40px); }

/* 字幕一覧（少ない行は自動高さ／多い時だけスクロール） */
.sc-embed details{ width:100%; }
.sc-embed details > p{
  font-size:14px; line-height:1.6;
  height:auto; max-height:200px; overflow:auto;
  background:#EDF7FF; padding:2px 6px; margin:0;
  box-shadow:3px 3px 4px black;
}
.sc-embed details > summary{
  font-size:16px; padding:2px 6px; width:100%;
  background:#ddd; border:none; box-shadow:3px 3px 4px black;
  cursor:pointer; list-style:none;
}

/* 説明文 */
.sc-explain p{ font-size:16px; line-height:1.8; margin:12px 0; white-space:pre-wrap; }

/* 選択/長押し保存の抑止（可能な範囲） */
.sc-embed video, .sc-embed, .sc-embed .video-wrap{ -webkit-touch-callout:none; -webkit-user-select:none; user-select:none; }
</style>
<?php
if (!$as_fragment) echo '</main>';
if (!$as_fragment) get_footer();


dynamic2用埋め込みコード

<p class="sc-link">
  <a href="https://xxxxxxxx.com/ds62/?drid=@@VIDEOID@@" target="_blank" rel="noopener"
     onclick="return scStopAndGo(event, this);">
    👉(スマホ宅外向き) 低画質・枠外字幕はこちら
  </a>
</p>

[dynamic_external_html url="https://xxxxxxxx.com/dr52emd/?drid=@@VIDEOID@@&frag=1"]

<script>
(function(){
  if (window.scStopAndGo) return;
  window.scStopAndGo = function(event, link){
    try{
      var mediaEls = document.querySelectorAll('video, audio');
      mediaEls.forEach(function(m){
        try{
          if (!m.paused) m.pause();
          if (document.pictureInPictureElement === m && document.exitPictureInPicture) {
            document.exitPictureInPicture().catch(function(){});
          }
        }catch(e){}
      });
    }finally{
      event.preventDefault();
      setTimeout(function(){
        if (link.target === '_blank') {
          // rel=noopener は a 側で付与済み
          window.open(link.href, '_blank');
        } else {
          window.location.href = link.href;
        }
      }, 50);
    }
    return false; // 既定動作は止める
  };
})();
</script>


対応条件

{
  "VIDEOID":"3",
  "eeee": "25",
  "aaa": "6",
  "bbb": "8",
  "ccc": "10",
  "ddd": "12"
}