PHP 接口开发技巧：构建企业微信素材管理功能

/**
 * 上传素材
 *
 * @param string $accessToken 企业微信访问令牌
 * @param string $type 素材类型，如image、video、voice等
 * @param string $filePath 素材文件路径
 * @return array
 */
function uploadMaterial($accessToken, $type, $filePath) {
  $url = "https://qyapi.weixin.qq.com/cgi-bin/material/add_material?access_token=" . $accessToken;
  
  // 构建请求Body，以二进制流方式上传文件
  $data = array(
    'media' => new CURLFile($filePath),
    'type' => $type
  );
  
  $ch = curl_init();
  curl_setopt($ch, CURLOPT_URL, $url);
  curl_setopt($ch, CURLOPT_POST, true);
  curl_setopt($ch, CURLOPT_POSTFIELDS, $data);
  curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
  $result = curl_exec($ch);
  curl_close($ch);
  
  return json_decode($result, true);
}

/**
 * 删除素材
 *
 * @param string $accessToken 企业微信访问令牌
 * @param string $mediaId 素材ID
 * @return array
 */
function deleteMaterial($accessToken, $mediaId) {
  $url = "https://qyapi.weixin.qq.com/cgi-bin/material/del_material?access_token=" . $accessToken . "&media_id=" . $mediaId;
  
  $ch = curl_init();
  curl_setopt($ch, CURLOPT_URL, $url);
  curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
  $result = curl_exec($ch);
  curl_close($ch);
  
  return json_decode($result, true);
}

/**
 * 修改素材信息
 *
 * @param string $accessToken 企业微信访问令牌
 * @param string $mediaId 素材ID
 * @param string $title 素材标题
 * @param string $description 素材描述
 * @return array
 */
function updateMaterial($accessToken, $mediaId, $title, $description) {
  $url = "https://qyapi.weixin.qq.com/cgi-bin/material/update_news?access_token=" . $accessToken;
  
  // 构建请求Body
  $data = array(
    'media_id' => $mediaId,
    'articles' => array(
      'title' => $title,
      'description' => $description
    )
  );
  
  $ch = curl_init();
  curl_setopt($ch, CURLOPT_URL, $url);
  curl_setopt($ch, CURLOPT_POST, true);
  curl_setopt($ch, CURLOPT_POSTFIELDS, json_encode($data));
  curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
  $result = curl_exec($ch);
  curl_close($ch);
  
  return json_decode($result, true);
}