File: //proc/self/cwd/wp-content/new_update/plugins/wp-facebook-pixel/inc/CMB2/includes/CMB2_Utils.php
<?php
/**
* CMB2 Utilities
*
* @since 1.1.0
*
* @category WordPress_Plugin
* @package CMB2
* @author WebDevStudios
* @license GPL-2.0+
* @link http://webdevstudios.com
*/
class CMB2_Utils {
/**
* The url which is used to load local resources.
* @var string
* @since 2.0.0
*/
protected $url = '';
/**
* Utility method that attempts to get an attachment's ID by it's url
* @since 1.0.0
* @param string $img_url Attachment url
* @return int|false Attachment ID or false
*/
public function image_id_from_url( $img_url ) {
$attachment_id = 0;
$dir = wp_upload_dir();
// Is URL in uploads directory?
if ( false === strpos( $img_url, $dir['baseurl'] . '/' ) ) {
return false;
}
$file = basename( $img_url );
$query_args = array(
'post_type' => 'attachment',
'post_status' => 'inherit',
'fields' => 'ids',
'meta_query' => array(
array(
'value' => $file,
'compare' => 'LIKE',
'key' => '_wp_attachment_metadata',
),
)
);
$query = new WP_Query( $query_args );
if ( $query->have_posts() ) {
foreach ( $query->posts as $post_id ) {
$meta = wp_get_attachment_metadata( $post_id );
$original_file = basename( $meta['file'] );
$cropped_image_files = isset( $meta['sizes'] ) ? wp_list_pluck( $meta['sizes'], 'file' ) : array();
if ( $original_file === $file || in_array( $file, $cropped_image_files ) ) {
$attachment_id = $post_id;
break;
}
}
}
return 0 === $attachment_id ? false : $attachment_id;
}
/**
* Utility method that returns time string offset by timezone
* @since 1.0.0
* @param string $tzstring Time string
* @return string Offset time string
*/
public function timezone_offset( $tzstring ) {
$tz_offset = 0;
if ( ! empty( $tzstring ) && is_string( $tzstring ) ) {
if ( 'UTC' === substr( $tzstring, 0, 3 ) ) {
$tzstring = str_replace( array( ':15', ':30', ':45' ), array( '.25', '.5', '.75' ), $tzstring );
return intval( floatval( substr( $tzstring, 3 ) ) * HOUR_IN_SECONDS );
}
try {
$date_time_zone_selected = new DateTimeZone( $tzstring );
$tz_offset = timezone_offset_get( $date_time_zone_selected, date_create() );
} catch ( Exception $e ) {
$this->log_if_debug( __METHOD__, __LINE__, $e->getMessage() );
}
}
return $tz_offset;
}
/**
* Utility method that returns a timezone string representing the default timezone for the site.
*
* Roughly copied from WordPress, as get_option('timezone_string') will return
* an empty string if no value has been set on the options page.
* A timezone string is required by the wp_timezone_choice() used by the
* select_timezone field.
*
* @since 1.0.0
* @return string Timezone string
*/
public function timezone_string() {
$current_offset = get_option( 'gmt_offset' );
$tzstring = get_option( 'timezone_string' );
if ( empty( $tzstring ) ) { // Create a UTC+- zone if no timezone string exists
if ( 0 == $current_offset ) {
$tzstring = 'UTC+0';
} elseif ( $current_offset < 0 ) {
$tzstring = 'UTC' . $current_offset;
} else {
$tzstring = 'UTC+' . $current_offset;
}
}
return $tzstring;
}
/**
* Returns a timestamp, first checking if value already is a timestamp.
* @since 2.0.0
* @param string|int $string Possible timestamp string
* @return int Time stamp
*/
public function make_valid_time_stamp( $string ) {
if ( ! $string ) {
return 0;
}
return $this->is_valid_time_stamp( $string )
? (int) $string :
strtotime( (string) $string );
}
/**
* Determine if a value is a valid timestamp
* @since 2.0.0
* @param mixed $timestamp Value to check
* @return boolean Whether value is a valid timestamp
*/
public function is_valid_time_stamp( $timestamp ) {
return (string) (int) $timestamp === (string) $timestamp
&& $timestamp <= PHP_INT_MAX
&& $timestamp >= ~PHP_INT_MAX;
}
/**
* Checks if a value is 'empty'. Still accepts 0.
* @since 2.0.0
* @param mixed $value Value to check
* @return bool True or false
*/
public function isempty( $value ) {
return null === $value || '' === $value || false === $value;
}
/**
* Insert a single array item inside another array at a set position
* @since 2.0.2
* @param array &$array Array to modify. Is passed by reference, and no return is needed.
* @param array $new New array to insert
* @param int $position Position in the main array to insert the new array
*/
public function array_insert( &$array, $new, $position ) {
$before = array_slice( $array, 0, $position - 1 );
$after = array_diff_key( $array, $before );
$array = array_merge( $before, $new, $after );
}
/**
* Defines the url which is used to load local resources.
* This may need to be filtered for local Window installations.
* If resources do not load, please check the wiki for details.
* @since 1.0.1
* @return string URL to CMB2 resources
*/
public function url( $path = '' ) {
if ( $this->url ) {
return $this->url . $path;
}
if ( 'WIN' === strtoupper( substr( PHP_OS, 0, 3 ) ) ) {
// Windows
$content_dir = str_replace( '/', DIRECTORY_SEPARATOR, WP_CONTENT_DIR );
$content_url = str_replace( $content_dir, WP_CONTENT_URL, cmb2_dir() );
$cmb2_url = str_replace( DIRECTORY_SEPARATOR, '/', $content_url );
} else {
$cmb2_url = str_replace(
array( WP_CONTENT_DIR, WP_PLUGIN_DIR ),
array( WP_CONTENT_URL, WP_PLUGIN_URL ),
cmb2_dir()
);
}
/**
* Filter the CMB location url
*
* @param string $cmb2_url Currently registered url
*/
$this->url = trailingslashit( apply_filters( 'cmb2_meta_box_url', set_url_scheme( $cmb2_url ), CMB2_VERSION ) );
return $this->url . $path;
}
/**
* Get timestamp from text date
* @since 2.2.0
* @param string $value Date value
* @param string $date_format Expected date format
* @return mixed Unix timestamp representing the date.
*/
public function get_timestamp_from_value( $value, $date_format ) {
$date_object = date_create_from_format( $date_format, $value );
return $date_object ? $date_object->setTime( 0, 0, 0 )->getTimeStamp() : strtotime( $value );
}
/**
* Takes a php date() format string and returns a string formatted to suit for the date/time pickers
* It will work with only with the following subset ot date() options:
*
* d, j, z, m, n, y, and Y.
*
* A slight effort is made to deal with escaped characters.
*
* Other options are ignored, because they would either bring compatibility problems between PHP and JS, or
* bring even more translation troubles.
*
* @since 2.2.0
* @param string $format php date format
* @return string reformatted string
*/
public function php_to_js_dateformat( $format ) {
// order is relevant here, since the replacement will be done sequentially.
$supported_options = array(
'd' => 'dd', // Day, leading 0
'j' => 'd', // Day, no 0
'z' => 'o', // Day of the year, no leading zeroes,
// 'D' => 'D', // Day name short, not sure how it'll work with translations
// 'l' => 'DD', // Day name full, idem before
'm' => 'mm', // Month of the year, leading 0
'n' => 'm', // Month of the year, no leading 0
// 'M' => 'M', // Month, Short name
// 'F' => 'MM', // Month, full name,
'y' => 'y', // Year, two digit
'Y' => 'yy', // Year, full
'H' => 'HH', // Hour with leading 0 (24 hour)
'G' => 'H', // Hour with no leading 0 (24 hour)
'h' => 'hh', // Hour with leading 0 (12 hour)
'g' => 'h', // Hour with no leading 0 (12 hour),
'i' => 'mm', // Minute with leading 0,
's' => 'ss', // Second with leading 0,
'a' => 'tt', // am/pm
'A' => 'TT' // AM/PM
);
foreach ( $supported_options as $php => $js ) {
// replaces every instance of a supported option, but skips escaped characters
$format = preg_replace( "~(?<!\\\\)$php~", $js, $format );
}
$format = preg_replace_callback( '~(?:\\\.)+~', array( $this, 'wrap_escaped_chars' ), $format );
return $format;
}
/**
* Helper function for CMB_Utils->php_to_js_dateformat, because php 5.2 was retarded.
* @since 2.2.0
* @param $value Value to wrap/escape
* @return string Modified value
*/
public function wrap_escaped_chars( $value ) {
return "'" . str_replace( '\\', '', $value[0] ) . "'";
}
/**
* Send to debug.log if WP_DEBUG is defined and true
*
* @since 2.2.0
*
* @param string $function Function name
* @param int $line Line number
* @param mixed $msg Message to output
* @param mixed $debug Variable to print_r
*/
public function log_if_debug( $function, $line, $msg, $debug = null ) {
if ( defined( 'WP_DEBUG' ) && WP_DEBUG ) {
error_log( "In $function, $line:" . print_r( $msg, true ) . ( $debug ? print_r( $debug, true ) : '' ) );
}
}
}