Used as a folder selector for Content Blocks. Intended to be used inside a field setting, with the field type set to "select". If the manager user is an Admin, display a set of folders. If the manager user is a Content Editor, display a restricted set of folders

getFolderIDs.php

// folder selector for content blocks
// put this snippet inside a field setting with the field type of "select"


// get current resource id
$id = (!empty($id) ? $id : $modx->resource->get('id'));

// get current context key
// if $resourceid isn't a resource object, it will fallback to web
if ($resourceid = $modx->getObject('modResource', $id)) {
    $currentContext = $resourceid->get('context_key');
}
else {
    $currentContext = 'web';
}

// if the user is logged into the manager as an admin,
// do something...
if ($modx->user->isMember('Administrator') ) {

    // trigger pdoResources to display output for admin users
    // fetch resources that are folders only and are published.
    // show only resources for the current context
    $isAdmin = $modx->runSnippet('pdoResources', array(
         'parents' => '0',
         'tpl' => '@INLINE [[+id]]==[[+pagetitle]] ([[+id]])',
         'limit' => '0',
         'sortby' => 'pagetitle',
         'sortdir' => 'ASC',
         'where' => '{"isfolder:=":"1", "published:=":"1"}',
         'context' => $currentContext
    ));
    
    return $isAdmin;

} else {

    // trigger pdoResources to display output for content editor users
    // fetch resources that are folders only and are published.
    // show only resources for the current context.
    // ** hide folders that belong to the style guide or are restricted.
    $isContentEditor = $modx->runSnippet('pdoResources', array(
         'parents' => '0',
         'tpl' => '@INLINE [[+id]]==[[+pagetitle]] ([[+id]])',
         'limit' => '0',
         'sortby' => 'pagetitle',
         'sortdir' => 'ASC',
         'where' => '{"isfolder:=":"1", "published:=":"1"}',
         'resources' => '-82,-86,-100,-2,-24,-25,-52,-158,-37,-31,-42,-71,-109',
         'context' => $currentContext
    ));
    
    if (empty($isContentEditor)) {
        echo "No results available";
    }
    else {
        return $isContentEditor;
    }

}