<?php
/**
* Astra Site Helper
*
* @since 1.0.0
* @package Astra Sites
*/
if ( ! class_exists( 'Astra_Sites_Helper' ) ) :
/**
* Astra_Sites_Helper
*
* @since 1.0.0
*/
class Astra_Sites_Helper {
/**
* Instance
*
* @access private
* @var object Instance
* @since 1.0.0
*/
private static $instance;
/**
* Initiator
*
* @since 1.0.0
* @return object initialized object of class.
*/
public static function get_instance() {
if ( ! isset( self::$instance ) ) {
self::$instance = new self();
}
return self::$instance;
}
/**
* Constructor
*
* @since 1.0.0
*/
public function __construct() {
add_filter( 'wie_import_data', array( $this, 'custom_menu_widget' ) );
add_filter( 'wp_prepare_attachment_for_js', array( $this, 'add_svg_image_support' ), 10, 3 );
}
/**
* Add svg image support
*
* @since 1.1.5
*
* @param array $response Attachment response.
* @param object $attachment Attachment object.
* @param array $meta Attachment meta data.
*/
public function add_svg_image_support( $response, $attachment, $meta ) {
if ( ! function_exists( 'simplexml_load_file' ) ) {
return $response;
}
if ( ! empty( $response['sizes'] ) ) {
return $response;
}
if ( 'image/svg+xml' !== $response['mime'] ) {
return $response;
}
$svg_path = get_attached_file( $attachment->ID );
$dimensions = self::get_svg_dimensions( $svg_path );
$response['sizes'] = array(
'full' => array(
'url' => $response['url'],
'width' => $dimensions->width,
'height' => $dimensions->height,
'orientation' => $dimensions->width > $dimensions->height ? 'landscape' : 'portrait',
),
);
return $response;
}
/**
* Get SVG Dimensions
*
* @since 1.1.5
*
* @param string $svg SVG file path.
* @return array Return SVG file height & width for valid SVG file.
*/
public static function get_svg_dimensions( $svg ) {
$svg = simplexml_load_file( $svg );
if ( false === $svg ) {
$width = '0';
$height = '0';
} else {
$attributes = $svg->attributes();
$width = (string) $attributes->width;
$height = (string) $attributes->height;
}
return (object) array(
'width' => $width,
'height' => $height,
);
}
/**
* Custom Menu Widget
*
* In widget export we set the nav menu slug instead of ID.
* So, In import process we check get menu id by slug and set
* it in import widget process.
*
* @since 1.0.7
*
* @param object $all_sidebars Widget data.
* @return object Set custom menu id by slug.
*/
public function custom_menu_widget( $all_sidebars ) {
// Get current menu ID & Slugs.
$menu_locations = array();
$nav_menus = (object) wp_get_nav_menus();
if ( isset( $nav_menus ) ) {
foreach ( $nav_menus as $menu_key => $menu ) {
if ( is_object( $menu ) ) {
$menu_locations[ $menu->term_id ] = $menu->slug;
}
}
}
// Import widget data.
$all_sidebars = (object) $all_sidebars;
foreach ( $all_sidebars as $widgets_key => $widgets ) {
foreach ( $widgets as $widget_key => $widget ) {
// Found slug in current menu list.
if ( isset( $widget->nav_menu ) ) {
$menu_id = array_search( $widget->nav_menu, $menu_locations, true );
if ( ! empty( $menu_id ) ) {
$all_sidebars->$widgets_key->$widget_key->nav_menu = $menu_id;
}
}
}
}
return $all_sidebars;
}
/**
* Download File Into Uploads Directory
*
* @since 2.1.0 Added $overrides argument to override the uploaded file actions.
*
* @param string $file Download File URL.
* @param array $overrides Upload file arguments.
* @param int $timeout_seconds Timeout in downloading the XML file in seconds.
* @return array Downloaded file data.
*/
public static function download_file( $file = '', $overrides = array(), $timeout_seconds = 300 ) {
// Gives us access to the download_url() and wp_handle_sideload() functions.
require_once ABSPATH . 'wp-admin/includes/file.php';
// Download file to temp dir.
$temp_file = download_url( $file, $timeout_seconds );
// WP Error.
if ( is_wp_error( $temp_file ) ) {
return array(
'success' => false,
'data' => $temp_file->get_error_message(),
);
}
// Array based on $_FILE as seen in PHP file uploads.
$file_args = array(
'name' => basename( $file ),
'tmp_name' => $temp_file,
'error' => 0,
'size' => filesize( $temp_file ),
);
$defaults = array(
// Tells WordPress to not look for the POST form
// fields that would normally be present as
// we downloaded the file from a remote server, so there
// will be no form fields
// Default is true.
'test_form' => false,
// Setting this to false lets WordPress allow empty files, not recommended.
// Default is true.
'test_size' => true,
// A properly uploaded file will pass this test. There should be no reason to override this one.
'test_upload' => true,
'mimes' => array(
'xml' => 'text/xml',
'json' => 'text/plain',
),
);
$overrides = wp_parse_args( $overrides, $defaults );
// Move the temporary file into the uploads directory.
$results = wp_handle_sideload( $file_args, $overrides );
astra_sites_error_log( wp_json_encode( $results ) );
if ( isset( $results['error'] ) ) {
return array(
'success' => false,
'data' => $results,
);
}
// Success.
return array(
'success' => true,
'data' => $results,
);
}
/**
* Downloads an image from the specified URL.
*
* Taken from the core media_sideload_image() function and
* modified to return an array of data instead of html.
*
* @since 1.0.10
*
* @param string $file The image file path.
* @return array An array of image data.
*/
public static function sideload_image( $file ) {
$data = new stdClass();
if ( ! function_exists( 'media_handle_sideload' ) ) {
require_once ABSPATH . 'wp-admin/includes/media.php';
require_once ABSPATH . 'wp-admin/includes/file.php';
require_once ABSPATH . 'wp-admin/includes/image.php';
}
if ( ! empty( $file ) ) {
// Set variables for storage, fix file filename for query strings.
preg_match( '/[^\?]+\.(jpe?g|jpe|svg|gif|png)\b/i', $file, $matches );
$file_array = array();
$file_array['name'] = basename( $matches[0] );
// Download file to temp location.
$file_array['tmp_name'] = download_url( $file );
// If error storing temporarily, return the error.
if ( is_wp_error( $file_array['tmp_name'] ) ) {
return $file_array['tmp_name'];
}
// Do the validation and storage stuff.
$id = media_handle_sideload( $file_array, 0 );
// If error storing permanently, unlink.
if ( is_wp_error( $id ) ) {
unlink( $file_array['tmp_name'] );
return $id;
}
// Build the object to return.
$meta = wp_get_attachment_metadata( $id );
$data->attachment_id = $id;
$data->url = wp_get_attachment_url( $id );
$data->thumbnail_url = wp_get_attachment_thumb_url( $id );
$data->height = isset( $meta['height'] ) ? $meta['height'] : '';
$data->width = isset( $meta['width'] ) ? $meta['width'] : '';
}
return $data;
}
/**
* Extract image URLs and other URLs from a given HTML content.
*
* @since 2.6.10
*
* @param string $content HTML content string.
* @return array Array of URLS.
*/
public static function extract_segregated_urls( $content ) {
// Extract all links.
preg_match_all( '#\bhttps?://[^,\s()<>]+(?:\([\w\d]+\)|([^,[:punct:]\s]|/))#', $content, $match );
$extracts = array(
'image' => array(),
'other' => array(),
);
$all_links = array_unique( $match[0] );
// Not have any link.
if ( empty( $all_links ) ) {
return array();
}
$image_links = array();
$other_links = array();
// Extract normal and image links.
foreach ( $all_links as $key => $link ) {
if ( preg_match( '/^((https?:\/\/)|(www\.))([a-z0-9-].?)+(:[0-9]+)?\/[\w\-]+\.(jpg|png|gif|jpeg)\/?$/i', $link ) ) {
// Get all image links.
// Avoid *-150x, *-300x and *-1024x images.
if (
false === strpos( $link, '-150x' ) &&
false === strpos( $link, '-300x' ) &&
false === strpos( $link, '-1024x' )
) {
$image_links[] = $link;
}
} else {
// Collect other links.
$other_links[] = $link;
}
}
$extracts['image'] = $image_links;
$extracts['other'] = $other_links;
return $extracts;
}
/**
* Get the client IP address.
*
* @since 2.6.4
*/
public static function get_client_ip() {
$ipaddress = '';
if ( getenv( 'HTTP_CLIENT_IP' ) ) {
$ipaddress = getenv( 'HTTP_CLIENT_IP' );
} elseif ( getenv( 'HTTP_X_FORWARDED_FOR' ) ) {
$ipaddress = getenv( 'HTTP_X_FORWARDED_FOR' );
} elseif ( getenv( 'HTTP_X_FORWARDED' ) ) {
$ipaddress = getenv( 'HTTP_X_FORWARDED' );
} elseif ( getenv( 'HTTP_FORWARDED_FOR' ) ) {
$ipaddress = getenv( 'HTTP_FORWARDED_FOR' );
} elseif ( getenv( 'HTTP_FORWARDED' ) ) {
$ipaddress = getenv( 'HTTP_FORWARDED' );
} elseif ( getenv( 'REMOTE_ADDR' ) ) {
$ipaddress = getenv( 'REMOTE_ADDR' );
} else {
$ipaddress = 'UNKNOWN';
}
return $ipaddress;
}
}
/**
* Kicking this off by calling 'get_instance()' method
*/
Astra_Sites_Helper::get_instance();
endif;