unmus_settings.php

<?php

/**
 * Options
 * 
 * @package unmus
 * @since 0.1
 */

// Security: Stops code execution if WordPress is not loaded
if (!defined('ABSPATH')) { exit; }

/**
 * Add Options Menu
 * 
 */

function unmus_options_menu() {
    add_options_page('unmus', 'unmus', 'manage_options', 'unmus-options', "unmus_options_content");
}
add_action( 'admin_menu', 'unmus_options_menu');

/**
 * Create Options Page
 * 
 */

function unmus_options_content() {

	echo '
	<div class="wrap">
	<h1>Options › unmus</h1>
	<p class="unmus_settings">All Settings<br/>&nbsp;</p>
	
	<form method="post" action="options.php">';
	
	do_settings_sections( 'unmus-options' );
	settings_fields( 'unmus_settings' );
	submit_button();

	echo '</form></div><div class="clear"></div>';
}

/**
 * Input Fields
 * 
 */

function unmus_options_display_environment()
{
	echo '<input class="regular-text" type="text" name="unmus_environment" id="unmus_environment" value="'. esc_attr(get_option('unmus_environment')) .'"/>';
}

function unmus_options_display_maintenance()
{
	echo '<input class="regular-text" type="text" name="unmus_maintenance" id="unmus_maintenance" value="'. esc_attr(get_option('unmus_maintenance')) .'"/>';
}

function unmus_options_display_raketenstaub_amountofposts()
{
	echo '<input class="regular-text" type="text" name="unmus_raketenstaub_amountofposts" id="unmus_raketenstaub_amountofposts" value="'. esc_attr(get_option('unmus_raketenstaub_amountofposts')) .'"/>';
}

function unmus_options_display_zirkusliebe_amountofposts()
{
	echo '<input class="regular-text" type="text" name="unmus_zirkusliebe_amountofposts" id="unmus_zirkusliebe_amountofposts" value="'. esc_attr(get_option('unmus_zirkusliebe_amountofposts')) .'"/>';
}

function unmus_options_display_ello_amountofposts()
{
	echo '<input class="regular-text" type="text" name="unmus_ello_amountofposts" id="unmus_ello_amountofposts" value="'. esc_attr(get_option('unmus_ello_amountofposts')) .'"/>';
}

function unmus_options_display_wordpress_update_auto()
{
	echo '<input class="regular-text" type="text" name="unmus_wordpress_update_auto" id="unmus_wordpress_update_auto" value="'. esc_attr(get_option('unmus_wordpress_update_auto')) .'"/>';
}

function unmus_options_display_plugins_update_auto()
{
	echo '<input class="regular-text" type="text" name="unmus_plugins_update_auto" id="unmus_plugins_update_auto" value="'. esc_attr(get_option('unmus_plugins_update_auto')) .'"/>';
}

function unmus_options_display_themes_update_auto()
{
	echo '<input class="regular-text" type="text" name="unmus_themes_update_auto" id="unmus_themes_update_auto" value="'. esc_attr(get_option('unmus_themes_update_auto')) .'"/>';
}

/**
 * Section Headlines
 * 
 */

function unmus_options_display_blog_description()
{ echo '<p>Basic Settings</p>'; }

function unmus_options_display_customposttype_description()
{ echo '<p>Format Related</p>'; }

function unmus_options_display_internal_description()
{ echo '<p>Technical Settings</p>'; }

/**
 * Sections
 * 
 */

// Plugin Basic Settings 

function unmus_options_blog_display()
{
	
	add_settings_section("blog_settings_section", "Blog", "unmus_options_display_blog_description", "unmus-options");
	
	add_settings_field("unmus_environment", "Environment", "unmus_options_display_environment", "unmus-options", "blog_settings_section");
	add_settings_field("unmus_maintenance", "Maintenance", "unmus_options_display_maintenance", "unmus-options", "blog_settings_section");
	
	register_setting("unmus_settings", "unmus_environment", "unmus_validate_environment");
	register_setting("unmus_settings", "unmus_maintenance", "unmus_validate_maintenance");

}

// Loop Settings

function unmus_options_customposttype_display()
{
	
	add_settings_section("customposttype_settings_section", "Custom Post Types", "unmus_options_display_customposttype_description", "unmus-options");
	
	add_settings_field("unmus_raketenstaub_amountofposts", "Amount of Posts @ Raketen", "unmus_options_display_raketenstaub_amountofposts", "unmus-options", "customposttype_settings_section");
	add_settings_field("unmus_zirkusliebe_amountofposts", "Amount of Posts @ Zirkus", "unmus_options_display_zirkusliebe_amountofposts", "unmus-options", "customposttype_settings_section");
	add_settings_field("unmus_ello_amountofposts", "Amount of Posts @ Ello", "unmus_options_display_ello_amountofposts", "unmus-options", "customposttype_settings_section");
	
	register_setting("unmus_settings", "unmus_raketenstaub_amountofposts", "unmus_validate_raketenstaub_amountofposts");
	register_setting("unmus_settings", "unmus_zirkusliebe_amountofposts", "unmus_validate_zirkusliebe_amountofposts");
	register_setting("unmus_settings", "unmus_ello_amountofposts", "unmus_validate_ello_amountofposts");
}

// Technical Settings 

function unmus_options_internal_display()
{
	
	add_settings_section("internal_settings_section", "Internal", "unmus_options_display_internal_description", "unmus-options");
	
	add_settings_field("unmus_wordpress_update_auto", "Update WordPress Auto", "unmus_options_display_wordpress_update_auto", "unmus-options", "internal_settings_section");
	add_settings_field("unmus_plugins_update_auto", "Update Plugins Auto", "unmus_options_display_plugins_update_auto", "unmus-options", "internal_settings_section");
	add_settings_field("unmus_themes_update_auto", "Update Themes Auto", "unmus_options_display_themes_update_auto", "unmus-options", "internal_settings_section");
	
	register_setting("unmus_settings", "unmus_wordpress_update_auto", "unmus_validate_wordpress_update_auto");
	register_setting("unmus_settings", "unmus_plugins_update_auto", "unmus_validate_plugins_update_auto");
	register_setting("unmus_settings", "unmus_themes_update_auto", "unmus_validate_themes_update_auto");

}

/**
 * Actions
 * 
 */

add_action("admin_init", "unmus_options_blog_display");
add_action("admin_init", "unmus_options_customposttype_display");
add_action("admin_init", "unmus_options_internal_display");

?>