Feld eines Objekts im Frontend ändern

<?php 
$GLOBALS['objectNewID'] = 0;
$classID = $_POST['classID']; 
$GLOBALS['objectNewID'] = $_POST['we_editObject_ID']; // Kann eventuell weg fallen...
$dataChanged = false;
$idForCheck = $GLOBALS['objectNewID'];

/**
* Wenn eine ID vorhanden ist, schreiben wir das Objekt mit PHP, falls nicht mit we:write
**/
?>

<we:ifVar match="0" name="we_editObject_ID" type="post">
    <we:comment>Hier wird ein neues Objekt geschrieben</we:comment>

    <we:write type="object" publish="true" classid="$classID" onduplicate="overwrite" onpredefinedname="appendto" forceedit="true" protected="false" searchable="true"  />
    
    <we:ifWritten type="object">
        <we:setVar from="request" to="global" namefrom="we_editObject_ID" nameto="objectNewID" />
    </we:ifWritten>

    <we:else />

    <we:object id="\$objectNewID" >
        <we:comment>Inhalte für einen Vergleich laden. Stimmt der aktuelle Content mit dem neuen Überein, wird kein Log geschrieben.</we:comment>
        <we:field name="Content" type="text" to="global" nameto="Content" />
    </we:object>

    <we:comment>Hier wird ein vorhandenes Objekt überschrieben</we:comment>
    <?php

    if(isset($_POST['we_ui_we_global_form']['Content']) && $_POST['we_ui_we_global_form']['Content'] === $GLOBALS['Content']){
        $dataChanged = true;
    }

    $object = new we_contents_objectFile();
    $object->initByID($GLOBALS['objectNewID']);

    foreach ($_POST['we_ui_we_global_form'] as $key => $content) {
        // check if the value is int or string, if int, convert to int -> we need it after POST 
        if (is_numeric($content)) $content = (int)$content;

        // get the type of the field
        $type = gettype($content);


        // set the content based on the type
        if ($type == 'integer')
            $object->setElementI($key, $content); // setElementS() for string, setElementI() for integer and setElementB() for binary
        elseif ($type == 'boolean')
            $object->setElementB($key, $content); // setElementS() for string, setElementI() for integer and setElementB() for binary
        else
            $object->setElementS($key, $content); // setElementS() for string, setElementI() for integer and setElementB() for binary
    }
    $object->we_publish();
    ?>
</we:ifVar>

<?php
echo $GLOBALS['objectNewID']; 
return;
?>

public function createFormular(int $id, array $content, int $classID, string $url){

        foreach ($content as $key => $value) {
            $content['we_ui_we_global_form'][$key] = $value;
            unset($content[$key]);
        }

        $content["classID"] = $classID;
        $content['edit_object'] = 1;
        $content['we_editObject_ID'] = $id;

        $content = http_build_query($content);

        $options = array(
            'http' => array(
                'header'  => "Content-type: application/x-www-form-urlencoded",
                'method'  => 'POST',
                'content' => $content,
            ),
        );

        $context = stream_context_create( $options );
        $result = file_get_contents( $url, false, $context );
        return $result;
    }