//路徑以/市id/縣公司id/專賣證號/照片名稱格式
$image = file_get_contents('./cityid/1.txt'); //圖片base64碼
$path = "./cityid/area_company_id/411302125124/"; //文件保存地址
$file_name = 'photo'; //文件名稱,不包含後綴
$url = base64_image_content($image,$path,$file_name);
echo $url;
/* base64格式編碼轉換爲圖片並保存對應文件夾 */
function base64_image_content($base64_image_content,$path,$file_name){
//匹配出圖片的格式
if (preg_match('/^(data:\s*image\/(\w+);base64,)/', $base64_image_content, $result)){
$type = $result[2];
$new_file = $path;
if(!file_exists($new_file)){
//檢查是否有該文件夾,如果沒有就創建,並給予最高權限
mkdir($new_file, 0777,true);
}
$new_file = $new_file.$file_name.".{$type}";
if (file_put_contents($new_file, base64_decode(str_replace($result[1], '', $base64_image_content)))){
return '/'.$new_file;
}else{
return false;
}
}else{
return false;
}
}