微信上传图文素材

$imgpath = UPLOADS_WE_PATH . $management_data['cover'];
	if (!$management_data['cover'] && !file_exists($imgpath)) {
		return jsons(['status' => 0, 'msg' => '素材不存在']);
	}
	$media = json_decode($this->grant->uploadImg($access_token, $imgpath, $order = 2), true);
	if ($media == '') {
		return jsons(['status' => 0, 'msg' => '保存失败']);
	}
	if (!array_key_exists('media_id', $media)) {
		return jsons(['status' => 0, 'msg' => '保存失败']);
	}
	$preg = '/<img[\s\S]*?src\s*=\s*[\"|\'](.*?)[\"|\'][\s\S]*?>/';
	preg_match_all($preg, $management_data['content'], $imgArr);
	foreach ($imgArr[1] as $key => $val) {
		$img_path = UPLOADS_WE_PATH . $val;
		$media_url = json_decode($this->grant->uploadImg($access_token, $img_path, $order = 2), true);
		if ($media_url == '') {
			return jsons(['status' => 0, 'msg' => '保存失败']);
		}
		$management_data['content'] = str_replace($val, $media_url['url'], $management_data['content']);
	}
	$data_material = [
		'articles' => [
			[
				'title' => urlencode($management_data['title']),
				'thumb_media_id' => $media['media_id'],
				'author' => urlencode($management_data['author']),
				'digest' => urlencode($management_data['digest']),
				'content' => $management_data['content'],
				'show_cover_pic' => '1',
				'content_source_url' => urlencode($management_data['content_source_url']),
			]
		]
	];
	$material = json_decode($this->grant->material($access_token, $data_material), true);
	if (!array_key_exists('media_id', $material)) {
		return jsons(['status' => 0, 'msg' => '保存失败']);
	}

需要注意的是 先要上传封面获取上传封面的id,图文素材的图片url 要用img src 标签  因为微信会自动过滤

/**
	 * 新增永久图文素材
	 *  @param  $title
	 */
	public  function material($access_token, $data, $type = 1){
		if ($type == 1) {
			$url  = "https://api.weixin.qq.com/cgi-bin/material/add_news?access_token=$access_token";
		} else if($type == 2) {
			$url = "https://api.weixin.qq.com/cgi-bin/material/update_news?access_token=$access_token";
		} else if($type == 3){
			$url = "https://api.weixin.qq.com/cgi-bin/material/del_material?access_token=$access_token";
		}
		$resultData = $this->https_request($url, json_encode($data));
		return $resultData;
	}


     //上传素材并获取唯一标识
	public function uploadImg($access_token, $filepath,$type = '1')
	{
		if($type == '1'){
			$url = "https://api.weixin.qq.com/cgi-bin/media/upload?access_token=$access_token&type=image";		// 1代表上传临时图片素材
		} else if($type == '2') {
			$url = "https://api.weixin.qq.com/cgi-bin/material/add_material?access_token=$access_token&type=image";		// 2代表上传永久图片素材
		}else if($type  == '3'){
			$url = "https://api.weixin.qq.com/cgi-bin/media/uploadimg?access_token=$access_token";  // 3代表上传永久图文返回url
		}

		$curl = curl_init();
		curl_setopt($curl, CURLOPT_URL, $url);
		curl_setopt($curl, CURLOPT_SSL_VERIFYPEER, false);
		curl_setopt($curl, CURLOPT_SSL_VERIFYHOST, false);
		curl_setopt($curl, CURLOPT_POST, 1);
		$data = array('media' => new \CURLFile($filepath));//php5.6
        //$data = array('media' => '@' . $filepath);//php5.5
		curl_setopt($curl, CURLOPT_POSTFIELDS, $data);
		curl_setopt($curl, CURLOPT_RETURNTRANSFER, 1);
		$result = curl_exec($curl);
		if (curl_errno($curl)) {
			return 'Errno' . curl_error($curl);
		}
		curl_close($curl);
		return $result;
	}