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| 1 |
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<!DOCTYPE html>
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| 2 |
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<html lang="ja">
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| 3 |
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<head>
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| 4 |
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<meta charset="UTF-8">
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| 5 |
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<meta name="viewport" content="width=device-width, initial-scale=1.0">
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<title>URLパラメーター版HTMLビューアー</title>
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| 7 |
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<style>
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body { font-family: Arial, sans-serif; }
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</style>
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</head>
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<body>
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<h1>URLパラメーター版HTMLビューアー</h1>
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<p>パラメーター例：?mode=html&open=about-blank&content=<h1>こんにちは</h1></p>
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<p>パラメーター例：?mode=url&open=blob&content=https://example.com</p>
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<script>
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function getQueryParams() {
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const params = new URLSearchParams(window.location.search);
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return {
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mode: params.get('mode'),
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open: params.get('open'),
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content: params.get('content')
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};
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}
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function displayContent() {
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const { mode, open, content } = getQueryParams();
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if (!mode || !open || !content) {
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document.body.innerHTML += '<p style="color: red;">パラメーターが不足しています。</p>';
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return;
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}
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if (mode === 'html') {
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displayHTML(content, open);
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} else if (mode === 'url') {
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displayURL(content, open);
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} else {
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document.body.innerHTML += '<p style="color: red;">無効なモード指定です。</p>';
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}
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}
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function displayHTML(html, target) {
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if (target === 'blob') {
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const blob = new Blob([html], { type: 'text/html' });
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const url = URL.createObjectURL(blob);
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window.open(url);
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} else if (target === 'about-blank') {
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const newWindow = window.open('about:blank');
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if (newWindow) {
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newWindow.document.write(html);
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newWindow.document.close();
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} else {
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alert('ポップアップがブロックされている可能性があります。');
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}
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} else {
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alert('無効な表示方法です。');
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}
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navigateToRoot();
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}
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function displayURL(url, target) {
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const iframeHtml = `<!DOCTYPE html><html lang="ja"><meta charset="UTF-8"><meta name="viewport" content="width=device-width, initial-scale=1.0"><title>iframe表示</title><style>html,body{margin:0;padding:0;overflow:hidden;width:100vw;height:100vh}</style><iframe src="${url}" style="width:100vw;height:100vh;border:none;display:block;margin:0;padding:0"></iframe></html>`;
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if (target === 'blob') {
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const blob = new Blob([iframeHtml], { type: 'text/html' });
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const blobUrl = URL.createObjectURL(blob);
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window.open(blobUrl);
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} else if (target === 'about-blank') {
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const newWindow = window.open('about:blank');
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if (newWindow) {
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newWindow.document.write(iframeHtml);
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newWindow.document.close();
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} else {
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alert('ポップアップがブロックされている可能性があります。');
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}
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} else {
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alert('無効な表示方法です。');
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}
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navigateToRoot();
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}
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function navigateToRoot() {
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window.location.href = '/';
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}
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displayContent();
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</script>
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</body>
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</html>
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