admin.php

<?php
/**
 *  Admin DSGVO snippet for Leaflet Map and its Extensions
 *
 * @package DSGVO snippet for Leaflet Map and its Extensions
 **/

// Direktzugriff auf diese Datei verhindern.
defined( 'ABSPATH' ) || die();

// Add menu page
function leafext_dsgvo_add_page() {
	// Add Submenu
	$leafext_admin_page = add_submenu_page(
		'leaflet-map',
		'Leaflet Map ' . __( 'Options GDPR', 'dsgvo-leaflet-map' ),
		'Leaflet Map ' . __( 'GDPR', 'dsgvo-leaflet-map' ),
		'manage_options',
		LEAFEXT_DSGVO_PLUGIN_NAME,
		'leafext_dsgvo_do_page'
	);
}
add_action( 'admin_menu', 'leafext_dsgvo_add_page', 90 );

function leafext_dsgvo_init() {
	add_settings_section( 'leafext_dsgvo', '', '__return_empty_string', 'leafext_settings_dsgvo' );
	$fields = leafext_dsgvo_params();
	foreach ( $fields as $field ) {
		add_settings_field(
			'leafext_dsgvo[' . $field['param'] . ']',
			$field['desc'],
			'leafext_dsgvo_form',
			'leafext_settings_dsgvo',
			'leafext_dsgvo',
			$field['param'],
		);
	}
	$leafext_dsgvo = get_option( 'leafext_dsgvo' );
	if ( $leafext_dsgvo === false ) {
		add_option( 'leafext_dsgvo', array() );
	}
	register_setting(
		'leafext_settings_dsgvo',
		'leafext_dsgvo',
		array(
			'type'              => 'array',
			'sanitize_callback' => 'leafext_validate_dsgvo',
			'default'           => array(),
		)
	);
}
add_action( 'admin_init', 'leafext_dsgvo_init' );

function leafext_dsgvo_form( $field ) {
	$options  = leafext_dsgvo_params();
	$option   = leafext_array_find3( $field, $options );
	$settings = leafext_dsgvo_settings();
	$setting  = $settings[ $field ];
	if ( leafext_plugin_active( 'polylang-theme-translation' ) ) {
		$ttfp = ' readonly ';
	} else {
		$ttfp = '';
	}
	switch ( $field ) {
		case 'text':
			echo '<textarea ' . esc_attr( $ttfp ) . ' name="leafext_dsgvo[text]" type="textarea" cols="80" rows="5">';
			echo wp_kses_post( $setting );
			echo '</textarea>';
			break;
		case 'mapurl':
			echo '<input type="url" size="80" name="leafext_dsgvo[mapurl]" value="' . esc_url( $setting ) . '" />';
			break;
		case 'color':
			leafext_dsgvo_colors( $option['default'], $setting );
			break;
		case 'cookie':
			echo '<input type="number" size="5" min="1" max="365" name="leafext_dsgvo[cookie]" value="' . absint( $setting ) . '"> ';
			esc_html_e( 'days', 'dsgvo-leaflet-map' );
			break;
		case 'count':
			echo '<input type="radio" name="leafext_dsgvo[count]" value="1" ';
			echo boolval( $setting ) ? 'checked' : '';
			echo '> ';
			esc_html_e( 'each map', 'dsgvo-leaflet-map' );
			echo ' &nbsp;&nbsp; ';
			echo '<input type="radio" name="leafext_dsgvo[count]" value="0" ';
			echo ! boolval( $setting ) ? 'checked' : '';
			echo '> ';
			esc_html_e( 'only first', 'dsgvo-leaflet-map' );
			echo ' ';
			break;
		case 'okay':
			echo '<input type="text" ' . esc_attr( $ttfp ) . ' size="80" name="leafext_dsgvo[okay]" value="' . esc_attr( $setting ) . '" />';
			break;
		default:
			wp_die( 'error' );
	}
}

// Sanitize and validate input. Accepts an array, return a sanitized array.
function leafext_validate_dsgvo( $options ) {
	check_admin_referer( 'leafext_dsgvo', 'leafext_dsgvo_nonce' );
	if ( isset( $_POST['submit'] ) ) {
		$defaults = array();
		$params   = leafext_dsgvo_params();
		foreach ( $params as $param ) {
			$defaults[ $param['param'] ] = $param['default'];
		}
		if ( isset( $options['cookie'] ) && ( $options['cookie'] === '0' || $options['cookie'] === '' ) ) {
			$options['cookie'] = absint( $defaults['cookie'] );
		}
		if ( isset( $options['text'] ) ) {
			$options['text'] = wp_kses_post( $options['text'] );
		}
		if ( isset( $options['mapurl'] ) ) {
			$options['mapurl'] = sanitize_url( $options['mapurl'] );
		}
		if ( isset( $options['color'] ) ) {
			$options['color'] = sanitize_text_field( $options['color'] );
		}
		if ( isset( $options['count'] ) ) {
			$options['count'] = absint( $options['count'] );
		}
		if ( isset( $options['okay'] ) ) {
			$options['okay'] = sanitize_text_field( $options['okay'] );
		}
		$change = array();
		foreach ( $options as $key => $value ) {
			if ( $value !== $defaults[ $key ] ) {
				$change[ $key ] = $value;
			}
		}
		return $change;
	}
	if ( isset( $_POST['delete'] ) ) {
		delete_option( 'leafext_dsgvo' );
	}
	return false;
}

// Draw the menu page itself
function leafext_dsgvo_do_page() {
	$tab        = filter_input(
		INPUT_GET,
		'tab',
		FILTER_CALLBACK,
		array( 'options' => 'esc_html' )
	);
	$active_tab = $tab ? $tab : 'help';

	echo '<div style="max-width: 1000px;">';

	if ( ! leafext_plugin_active( 'leaflet-map' ) ) {
		echo '<div class="wrap nothickbox">';
		leafext_dsgvo_help();
		echo '</div>' . "\n";
	} else {
		leafext_admin_dsgvo_tabs();

		if ( strpos( $active_tab, 'shortcode' ) !== false ) {
			include_once __DIR__ . '/admin/help-shortcode.php';
			leafext_dsgvo_short_code_help();
		} elseif ( strpos( $active_tab, 'time-delete' ) !== false ) {
			include_once __DIR__ . '/admin/help-time-delete.php';
			leafext_dsgvo_time_delete_help();
		} elseif ( strpos( $active_tab, 'css' ) !== false ) {
			include_once __DIR__ . '/admin/help-style.php';
			echo wp_kses_post( leafext_dsgvo_css_help() );
		} else {
			if ( function_exists( 'leafext_dsgvo_updates_from_github' ) ) {
				leafext_dsgvo_updates_from_github();
			}
			leafext_dsgvo_main_help();
		}
	}
	echo '</div>';
}

// Suche bestimmten Wert in array im admin interface
function leafext_array_find3( $needle, $haystack ) {
	foreach ( $haystack as $item ) {
		if ( $item['param'] === $needle ) {
			return $item;
		}
	}
}

// Baue Abfrage Farben
function leafext_dsgvo_colors( $defcolor, $value ) {
	wp_enqueue_style( 'wp-color-picker' );
	wp_enqueue_script( 'wp-color-picker' );
	wp_enqueue_script(
		'wp-color-picker-alpha',
		plugins_url( '/js/wp-color-picker-alpha.min.js', __FILE__ ),
		array( 'wp-color-picker' ),
		LEAFEXT_DSGVO_PLUGIN_VERSION,
		true
	);
	wp_enqueue_script(
		'leafext-picker',
		plugins_url( '/js/colorpicker.js', __FILE__ ),
		array( 'wp-color-picker-alpha', 'wp-color-picker' ),
		LEAFEXT_DSGVO_PLUGIN_VERSION,
		true
	);

	echo '<input type="text" class="color-picker" id="leafext_dsgvo_color" name="leafext_dsgvo[color]" data-alpha-enabled="true" data-default-color="'
	. esc_attr( $defcolor ) . '" value="' . esc_attr( $value ) . '">';
}

function leafext_admin_dsgvo_tabs() {
	echo '<div class="wrap nothickbox">';
	leafext_dsgvo_help();
	echo '</div>' . "\n";

	$tab        = filter_input(
		INPUT_GET,
		'tab',
		FILTER_CALLBACK,
		array( 'options' => 'esc_html' )
	);
	$active_tab = $tab ? $tab : 'help';

	echo '<h3 class="nav-tab-wrapper">';
	echo '<a href="' . esc_url( '?page=' . LEAFEXT_DSGVO_PLUGIN_NAME . '&tab=help' ) . '" class="nav-tab';
	echo $active_tab === 'help' ? ' nav-tab-active' : '';
	echo '">' . esc_html__( 'Help', 'dsgvo-leaflet-map' ) . '</a>' . "\n";

	$tabs = array(
		array(
			'tab'   => 'shortcode',
			'title' => 'leafext-cookie',
		),
		array(
			'tab'   => 'time-delete',
			'title' => __( 'cookie-time & delete-cookie', 'dsgvo-leaflet-map' ),
		),
		array(
			'tab'   => 'css',
			'title' => __( 'Styling', 'dsgvo-leaflet-map' ),
		),
	);

	foreach ( $tabs as $tab ) {
		echo '<a href="' . esc_url( '?page=' . LEAFEXT_DSGVO_PLUGIN_NAME . '&tab=' . $tab['tab'] ) . '" class="nav-tab';
		$active = ( $active_tab === $tab['tab'] ) ? ' nav-tab-active' : '';
		echo esc_attr( $active );
		echo '">' . esc_html( $tab['title'] ) . '</a>' . "\n";
	}
	echo '</h3>';
}

function leafext_enqueue_dsgvo_admin() {
	wp_enqueue_style(
		'prism-css',
		plugins_url( 'pkg/prism/prism.css', __FILE__ ),
		array(),
		LEAFEXT_DSGVO_PLUGIN_VERSION
	);
	wp_enqueue_script(
		'prism-js',
		plugins_url( 'pkg/prism/prism.js', __FILE__ ),
		array(),
		LEAFEXT_DSGVO_PLUGIN_VERSION,
		true
	);
}

function leafext_dsgvo_leaflet_map_needed() {
	if ( ! leafext_plugin_active( 'leaflet-map' ) ) {
		$uri = sanitize_text_field( wp_unslash( $_SERVER['REQUEST_URI'] ?? '' ) );
		if ( strpos( $uri, 'plugins.php' ) !== false || strpos( $uri, 'admin.php' ) !== false ) {
			$message = '<div class="error"><p>' . sprintf(
			/* translators: %s is a link. */
				__( 'Please install and activate %1$sLeaflet Map%2$s before using %3$s.', 'dsgvo-leaflet-map' ),
				'<a href="https://wordpress.org/plugins/leaflet-map/">',
				'</a>',
				__( 'DSGVO snippet for Leaflet Map and its Extensions', 'dsgvo-leaflet-map' )
			) . '</p></div>';
			echo wp_kses_post( $message );
		}
	}
}
add_action( 'admin_notices', 'leafext_dsgvo_leaflet_map_needed' );