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私はyoutube apiを使用してランダムな関連動画を埋め込むようにしていますが、次のコードを見つけましたが、フォームコードをキーワード変数に変更する必要があります変数）では、このコードは代わりにフォーム入力を使用します。定義済みの変数を使用するようにコードを変更するにはどうすればよいですか？youtube videoキーワードで埋め込む
<!DOCTYPE html
PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN"
"http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en" lang="en">
<head>
<title>Searching for videos by keyword</title>
<style>
img {
padding: 2px;
margin-bottom: 15px;
border: solid 1px silver;
}
td {
vertical-align: top;
}
td.line {
border-bottom: solid 1px black;
}
</style>
</head>
<body>
<?php
// if form not submitted
// display search box
if (!isset($_POST['submit'])) {
?>
<h1>Keyword search</h1>
<form method="post" action="<?php echo
htmlentities($_SERVER['PHP_SELF']); ?>">
Keywords: <br/>
<input type="text" name="q" />
<p/>
Items to display: <br/>
<select name="i">
<option value="10">10</option>
<option value="25">25</option>
<option value="50">50</option>
<option value="100">100</option>
</select>
<p/>
<input type="submit" name="submit" value="Search"/>
</form>
<?php
// if form submitted
} else {
// check for search keywords
// trim whitespace
// separate multiple keywords with/
if (!isset($_POST['q']) || empty($_POST['q'])) {
die ('ERROR: Please enter one or more search keywords');
} else {
$q = $_POST['q'];
$q = ereg_replace('[[:space:]]+', '/', trim($q));
}
// set max results
if (!isset($_POST['i']) || empty($_POST['i'])) {
$i = 25;
} else {
$i = $_POST['i'];
}
// generate feed URL
$feedURL = "http://gdata.youtube.com/feeds/api/videos/-/{$q}
?orderby=viewCount&max-results={$i}";
// read feed into SimpleXML object
$sxml = simplexml_load_file($feedURL);
// get summary counts from opensearch: namespace
$counts = $sxml->children('http://a9.com/-/spec/opensearchrss/1.0/');
$total = $counts->totalResults;
$startOffset = $counts->startIndex;
$endOffset = ($startOffset-1) + $counts->itemsPerPage;
?>
<h1>Search results</h1>
<?php echo $total; ?> items found. Showing items
<?php echo $startOffset; ?> to <?php echo $endOffset; ?>:
<p/>
<table>
<?php
// iterate over entries in resultset
// print each entry's details
foreach ($sxml->entry as $entry) {
// get nodes in media: namespace for media information
$media = $entry->children('http://search.yahoo.com/mrss/');
// get video player URL
$attrs = $media->group->player->attributes();
$watch = $attrs['url'];
// get video thumbnail
$attrs = $media->group->thumbnail[0]->attributes();
$thumbnail = $attrs['url'];
// get <yt:duration> node for video length
$yt = $media->children('http://gdata.youtube.com/schemas/2007');
$attrs = $yt->duration->attributes();
$length = $attrs['seconds'];
// get <gd:rating> node for video ratings
$gd = $entry->children('http://schemas.google.com/g/2005');
if ($gd->rating) {
$attrs = $gd->rating->attributes();
$rating = $attrs['average'];
} else {
$rating = 0;
}
// print record
echo "<tr><td colspan=\"2\" class=\"line\"></td>
</tr>\n";
echo "<tr>\n";
echo "<td><a href=\"{$watch}\"><img src=\"$thumbnail\"/></a></td>\n";
echo "<td><a href=\"{$watch}\">
{$media->group->title}</a><br/>\n";
echo sprintf("%0.2f", $length/60) . " min. | {$rating} user
rating<br/>\n";
echo $media->group->description . "</td>\n";
echo "</tr>\n";
}
}
?>
</table>
</body>
</html>
、これをチェックしてみてください。 –