PHP 8.1.2 - 儲存和格式化 XML 資料時 DOMDocument 的例外行為
P粉026665919
P粉026665919 2024-03-29 19:06:20
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我嘗試使用DOMDocument 和下面的程式碼使用loadXML()、saveXML() 和save() 將一些設定資料輸出到XML 文件,但是XML 檔案總是具有如下結構(注意Configuration /,但不是配置/配置),而且我無法使用preserveWhiteSpace = false 和formatOutput = true 使XML 縮排起作用。 「Configuration/」來自哪裡,為什麼 Authentication_Key_2 之後沒有結束子句?

<?xml version="1.0" encoding="UTF-8"?>
<Configuration/>
<FullProductName>Text</FullProductName>
<Copyright>Text</Copyright>
<Version>Text</Version>
<Website>Text</Website>
<Database_Password>NDE2NDYxNmQ0ODZmNmU2NTZiMzEzOTM4MzE=</Database_Password>
<Authentication_Key_1>MDY0ZmRhMDYwYzkxMjVkNzk1M2U4YzUx</Authentication_Key_1>
<Authentication_Key_2>ZjllYWFjYmQ5NTEyYmNiNWE4MmYwZj==</Authentication_Key_2>

我使用的程式碼如下:

//Create the config data structure.
$new_config_data = new DOMDocument("1.0", "UTF-8"); 


$config_xml_element_name[0] = "Configuration";
$config_xml_element_name[1] = "FullProductName";
$config_xml_element_name[2] = "Copyright";
$config_xml_element_name[3] = "Version";
$config_xml_element_name[4] = "Website";
$config_xml_element_name[5] = "Database_Password";
$config_xml_element_name[6] = "Authentication_Key_1";
$config_xml_element_name[7] = "Authentication_Key_2";                   


$config_xml_element_instance[0] = $new_config_data->createElement($config_xml_element_name[0]); 
$config_xml_element_instance[1] = $new_config_data->createElement($config_xml_element_name[1], $FullProductName);
$config_xml_element_instance[2] = $new_config_data->createElement($config_xml_element_name[2], $ThisProductSoftwareHouse);  
$config_xml_element_instance[3] = $new_config_data->createElement($config_xml_element_name[3], $ThisProductVersion);
$config_xml_element_instance[4] = $new_config_data->createElement($config_xml_element_name[4], $ThisProductWebsite);
$config_xml_element_instance[5] = $new_config_data->createElement($config_xml_element_name[5], $_POST['postgresql-password']);
$config_xml_element_instance[6] = $new_config_data->createElement($config_xml_element_name[6], $_POST['secret-key1']);  
$config_xml_element_instance[7] = $new_config_data->createElement($config_xml_element_name[7], $_POST['secret-key2']);

//Go through array of config file elements and append them to data structure
for ($config_xml_element_id = 0; $config_xml_element_id < count($config_xml_element_instance); $config_xml_element_id++) {
                            
        //If this is the Root element then append it to config data structure as Root 
        if ($config_xml_element_id == 0) {
            
            $new_config_data->appendChild($config_xml_element_instance[0]);                         
            
        //Otherwise append it to config data structure as Child element of Root element
        } else {
            
            $config_xml_element_instance[0] = $new_config_data->appendChild($config_xml_element_instance[$config_xml_element_id]);                          
            
        }
        
}

$Config_create_file_path = $_SERVER['DOCUMENT_ROOT'] .$ParentProductRootPath .$ParentProductSubPath .$ThisProductTopPath ."/Application/Config/";
$Config_create_file = ucfirst($ThisProductFilePrependName) ."_config.xml";  
$Config_create_file_string = $Config_create_file_path .$Config_create_file;

    
//If the Config directory does not exist then create it
if (!file_exists($Config_create_file_path)) {
mkdir($Config_create_file_path, 0777, true);
}
            

//Save compiled config data structure to XML file       
$ConfigDataXml = $new_config_data->saveXML();
$new_config_data->preserveWhiteSpace = false;
$new_config_data->formatOutput = true;  
$new_config_data->loadXML($ConfigDataXml);
$new_config_data->saveXML();                
$config_write = $new_config_data->save($Config_create_file_string);

P粉026665919
P粉026665919

全部回覆(1)
P粉491421413

您將所有節點新增到文件的根中,因此沒有層次結構,並且配置節點沒有內容(因為它是空的,所以顯示「」。

我認為問題所在的行是從元素 id 加到 0 之後的位置...

$config_xml_element_instance[0] = $new_config_data->appendChild($config_xml_element_instance[$config_xml_element_id]);

正在將新元素新增到新文件的根目錄中。若要將其新增至配置元素,請將其新增至 $config_xml_element_instance[0]...

$config_xml_element_instance[0]->appendChild($config_xml_element_instance[$config_xml_element_id]);
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