Display Time Difference in Hours and Minutes
Display calculated time differences in hours & minutes (e.g. 3 hours, 45 minutes).
Instructions
Code
Filename: gpdtc-format-hours-mins.php
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<?php
/**
* Gravity Perks // Date Time Calculator // Display Time Difference in Hours and Minutes
*
* Instruction Video: https://www.loom.com/share/8498ef1b52334246b654f88d0a3155d4
*
* This snippet adds the `gpdtc-format-hours-mins` designator class
*
* Plugin Name: GPDTC Format Results in Hours & Minutes
* Plugin URI: https://gravitywiz.com/documentation/gravity-forms-date-time-calculator/
* Description: Display calculated time differences in hours & minutes (e.g. 3 hours, 45 minutes).
* Author: Gravity Wiz
* Version: 0.2
* Author URI: https://gravitywiz.com
*/
class GPDTC_Format_Hours_Mins {
public function __construct() {
// do version check in the init to make sure if GF is going to be loaded, it is already loaded
add_action( 'init', array( $this, 'init' ) );
}
public function init() {
// time for hooks
add_filter( 'gform_pre_render', array( $this, 'load_form_script' ), 10, 2 );
add_filter( 'gform_register_init_scripts', array( $this, 'add_init_script' ), 10, 2 );
}
public function load_form_script( $form, $is_ajax_enabled ) {
if ( $this->is_applicable_form( $form ) && ! has_action( 'wp_footer', array( $this, 'output_script' ) ) ) {
add_action( 'wp_footer', array( $this, 'output_script' ) );
add_action( 'gform_preview_footer', array( $this, 'output_script' ) );
}
return $form;
}
public function output_script() {
?>
<script type="text/javascript">
( function( $ ) {
window.GPDTCFormatHoursMins = function( args ) {
var self = this;
// copy all args to current object: (list expected props)
for( var prop in args ) {
if( args.hasOwnProperty( prop ) ) {
self[ prop ] = args[ prop ];
}
}
self.init = function() {
if ( window.gpdtcFormatHoursMinsInitialized ) {
return;
}
gform.addFilter( 'gform_calculation_result', function( result, formulaField, formId, calcObj ) {
if( self.isApplicableField( formId, formulaField.field_id ) ) {
var hours = Math.floor( result );
var diff = hours - result;
var mins = Math.round( Math.abs( diff * 60 ) );
result = '{0} hours, {1} minutes'.gformFormat( hours, mins );
}
return result;
} );
gform.addFilter( 'gform_calculation_format_result', function( formattedResult, result, formulaField, formId, calcObj ) {
if( self.isApplicableField( formId, formulaField.field_id ) ) {
formattedResult = result;
}
return formattedResult;
} );
window.gpdtcFormatHoursMinsInitialized = true;
};
self.getField = function( formId, fieldId ) {
return $( '#input_' + formId + '_' + fieldId ).parents( '.gfield' );
}
self.isApplicableField = function( formId, fieldId ) {
var $field = self.getField( formId, fieldId )
return $field.hasClass( 'gpdtc-format-hours-mins' );
}
self.init();
}
} )( jQuery );
</script>
<?php
}
public function add_init_script( $form ) {
if ( ! $this->is_applicable_form( $form ) ) {
return;
}
foreach ( $form['fields'] as $field ) {
if ( $this->is_applicable_field( $field ) ) {
$script = 'new GPDTCFormatHoursMins();';
$slug = implode( '_', array( 'gpdtc_format_hours_mins', $form['id'] ) );
GFFormDisplay::add_init_script( $form['id'], $slug, GFFormDisplay::ON_PAGE_RENDER, $script );
break;
}
}
}
public function format_result( $result, $formula, $field, $form, $entry ) {
if ( ! $this->is_applicable_field( $field ) ) {
return $result;
}
$hours = intval( $result );
$diff = $result - $hours;
$mins = round( $diff * 60 );
return sprintf( '%d hours, %d minutes', $hours, $mins );
}
public function is_applicable_form( $form ) {
foreach ( $form['fields'] as $field ) {
if ( $this->is_applicable_field( $field ) ) {
return true;
}
}
return false;
}
public function is_applicable_field( $field ) {
return strpos( $field->cssClass, 'gpdtc-format-hours-mins' ) !== false;
}
}
# Configuration
new GPDTC_Format_Hours_Mins();