我正在尝试构建一个导航"系统",其中类别和子类别存储在一个数组中。
这是数组:
$navigation = array(
'users' => array(
'view' => 1,
'edit' => 1,
'delete' => 1,
'list' => 1
),
'profiles' => array(
'view' => 4,
'edit' => 4,
),
'projects' => array(
'new' => 3,
'edit' => 3,
'delete' => 1,
'list' => 2,
'mylist' => 3
)
);
有了这个数组,我想遍历每个项目,如果用户的排名等于或低于值 (1, 2, 3),则向他们显示适当的链接。但我真的不知道如何开始。
希望这足够清楚!
foreach ($navigation as $category) {
// need to track if main categories have been output already
$category_already_output = false;
foreach ($category as $subcategory => $permission) {
if ($current_user_permission_level <= $permission) {
if ( ! $category_already_output ) {
// output your html for this main category nav here
$category_already_output = true;
}
// output your html for this subcategory here
}
}
}
编辑:以上假设您不想显示主类别,如果用户没有其任何子类别的权限。如果要始终显示每个主要类别,则可以将其简化为:
foreach ($navigation as $category) {
// output main category html here
foreach ($category as $subcategory => $permission) {
if ($current_user_permission_level <= $permission) {
// output your html for this subcategory here
}
}
}