我想显示来自 wordpress mysql 数据库的 woocommerce 产品图片。例如,如果产品的 ID 为 11,其图像、属性、价格等存储在数据库的 wp-postmeta 表中。图片存储在其他 id 中,id 值在产品 10 的图片中给出。现在如何从表中获取图片。
对于单个产品,
$img = mysql_query("SELECT meta_value FROM wp_postmeta WHERE meta_key ='_thumbnail_id' AND post_id='11'",$con);
$res= mysql_fetch_array($img);
$img2 = mysql_query("SELECT meta_value FROM wp_postmeta WHERE meta_key ='_wp_attached_file' AND post_id='".$res['meta_value']."'",$con);
$res2= mysql_fetch_array($img2);
echo $res2['metavalue'];
展示的是单个商品的图片,如何从mysql数据库中取多个商品的数据?
最佳答案
我做了这样的东西来获取所有 woocommerce 产品的图像
$query = "SELECT * FROM wp_posts WHERE post_status = 'publish' AND post_type LIKE 'product%'";
if ($result = $mysqli->query($query)) {
printf("<br>Select returned %d rows.\n", $result->num_rows);
echo "<table>";
echo "<thead>";
echo "<tr>";
echo "<td>ID</td><td>Termék neve</td><td>Termék linkje</td><td>Termék kép</td>";
echo "</tr>";
echo "<thead>";
while ($row = $result->fetch_assoc()) {
$post_id = $row["ID"];
echo "<tr>";
echo "<td>".$post_id."</td>";
echo "<td>".$row["post_title"]."</td>";
echo "<td>".$row["guid"]."</td>";
$query_img = "SELECT meta_value FROM wp_postmeta WHERE meta_key ='_thumbnail_id' AND post_id = $post_id";
$result_img = $mysqli->query($query_img);
$img = $result_img -> fetch_assoc();
$query_img_2 = "SELECT meta_value FROM wp_postmeta WHERE meta_key ='_wp_attached_file' AND post_id = ".$img['meta_value']."";
$result_img_2 = $mysqli->query($query_img_2);
$img_2 = $result_img_2 -> fetch_assoc();
echo "<td>".$img_2["meta_value"]."</td>";
echo "</tr>";
}
echo "</table>";
/* free result set */
$result->close();
}
关于php - 如何显示来自wordpress数据库的产品图片,我们在Stack Overflow上找到一个类似的问题: https://stackoverflow.com/questions/22451872/