├── README.md
├── gravityformstimesheet
    └── gravityformstimesheet.php
├── screenshot-01.jpg
├── screenshot-02.jpg
└── screenshot-03.jpg


/README.md:
--------------------------------------------------------------------------------
 1 | Gravity Forms Timesheet Field
 2 | =============================
 3 | 
 4 | A new type of field that allows timesheets to be submitted via Gravity Forms.
 5 | 
 6 | Features
 7 | --------
 8 | 
 9 | - Date calendar popup and various date and time formats support
10 | - Sane input validation
11 | - Comments per time entry
12 | - Time totals in Form Entry list, detail, notifications and confirmations
13 | - Works with the [Saved Forms](https://github.com/soulseekah/Gravity-Forms-Saved-Forms-Addon) plugin correctly
14 | - Ready to be styled to suit any theme out there
15 | 
16 | Screenshots
17 | -----------
18 | 
19 | ![Timesheet Field](https://github.com/soulseekah/gravityformstimesheet/raw/master/screenshot-01.jpg)
20 | ![Timesheet Output](https://github.com/soulseekah/gravityformstimesheet/raw/master/screenshot-02.jpg)
21 | ![Timesheet Detail](https://github.com/soulseekah/gravityformstimesheet/raw/master/screenshot-03.jpg)
22 | 
23 | Installation
24 | ------------
25 | 
26 | Download the latest release from the [Releases](https://github.com/soulseekah/gravityformstimesheet/releases) page, unzip and copy the `gravityformstimesheet/` directory into your `wp-content/plugins` directory. Activate the plugin and enjoy.
27 | 
28 | Requires at least Gravity Forms 1.9 and WordPress 4.0.
29 | 


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/gravityformstimesheet/gravityformstimesheet.php:
--------------------------------------------------------------------------------
  1 | <?php
  2 | 
  3 | 	/*
  4 | 		Plugin Name: Gravity Forms Timesheet Addon
  5 | 		Description: Adds a new field type to Gravity Forms called 'Timesheet', which allows users to provide time and date ranges.
  6 | 		Author: Gennady Kovshenin
  7 | 		Author URI: http://codeseekah.com
  8 | 		Version: 0.2
  9 | 	*/
 10 | 
 11 | 	if ( !class_exists( 'GFForms' ) || !defined( 'WPINC' ) )
 12 | 		return;
 13 | 
 14 | 	class GF_Field_Timesheet extends GF_Field {
 15 | 		public $type = 'timesheet';
 16 | 
 17 | 		private static $_translation_domain = 'gravityformstimesheet';
 18 | 
 19 | 		public function get_form_editor_field_settings() {
 20 | 			return array(
 21 | 				'label_setting',
 22 | 				'admin_label_setting',
 23 | 				'rules_setting',
 24 | 				'date_format_setting',
 25 | 				'time_format_setting',
 26 | 				'maxrows_setting',
 27 | 				'visibility_setting',
 28 | 				'description_setting',
 29 | 				'css_class_setting',
 30 | 				'add_icon_url_setting',
 31 | 				'delete_icon_url_setting',
 32 | 			);
 33 | 		}
 34 | 
 35 | 		public function is_conditional_logic_supported() {
 36 | 			return false;
 37 | 		}
 38 | 
 39 | 		public function get_form_editor_field_title() {
 40 | 			return esc_attr__( 'Timesheet', 'gravityformstimesheet' );
 41 | 		}
 42 | 
 43 | 		public function validate( $value, $form ) {
 44 | 			$chunksize = $this->timeFormat == '24' ? 6 : 8;
 45 | 			$values = array_chunk( $value, $chunksize );
 46 | 
 47 | 			$value = array();
 48 | 			foreach ( $values as $chunk ) {
 49 | 				while ( count( $chunk ) < $chunksize ) {
 50 | 					$chunk []= '';
 51 | 				}
 52 | 				$value = array(
 53 | 					'date' => array_shift( $chunk ),
 54 | 					'checkin_hour' => array_shift( $chunk ), 'checkin_minute' => array_shift( $chunk ), 'checkin_24' => $this->timeFormat == '24' ? '' : array_shift( $chunk ),
 55 | 					'checkout_hour' => array_shift( $chunk ), 'checkout_minute' => array_shift( $chunk ), 'checkout_24' => $this->timeFormat == '24' ? '' : array_shift( $chunk ),
 56 | 					'comment' => array_shift( $chunk )
 57 | 				);
 58 | 
 59 | 				if ( !$this->isRequired ) {
 60 | 					if ( empty( $value['date'] ) && empty( $value['checkin_hour'] ) && empty( $value['checkin_minute'] ) && empty( $value['checkout_hour'] ) && empty( $value['checkout_minute'] ) && empty( $value['comment'] ) ) {
 61 | 						continue;
 62 | 					}
 63 | 				}
 64 | 
 65 | 				$date_info = GFCommon::parse_date( $value['date'], $this->dateFormat );
 66 | 				if ( GFCommon::is_empty_array( $date_info ) || !checkdate( $date_info['month'], $date_info['day'], $date_info['year'] ) ) {
 67 | 					$this->failed_validation = true;
 68 | 					$this->validation_message = __( 'Invalid date or date format', self::$_translation_domain );
 69 | 					return;
 70 | 				}
 71 | 
 72 | 				if ( !is_numeric( $value['checkin_hour'] ) || !is_numeric( $value['checkin_minute'] )
 73 | 					|| !is_numeric( $value['checkout_hour'] ) || !is_numeric( $value['checkout_minute'] )
 74 | 				) {
 75 | 
 76 | 					$this->failed_validation = true;
 77 | 					$this->validation_message = __( 'Invalid time or time format', self::$_translation_domain );
 78 | 					return;
 79 | 				}
 80 | 
 81 | 				if ( $this->timeFormat != '24' ) {
 82 | 					if ( $value['checkin_24'] == 'am' && intval( $value['checkin_hour'] ) == 12 ) $value['checkin_hour'] = 0;
 83 | 					if ( $value['checkin_24'] == 'pm' && intval( $value['checkin_hour'] ) != 12 ) $value['checkin_hour'] += 12;
 84 | 					if ( $value['checkout_24'] == 'pm' && intval( $value['checkout_hour'] ) != 12 ) $value['checkout_hour'] += 12;
 85 | 				}
 86 | 
 87 | 				if (
 88 | 					( intval( $value['checkin_hour'] ) < 0 || intval( $value['checkin_hour'] ) > 23 )
 89 | 					|| ( intval( $value['checkout_hour'] ) < 0 || intval( $value['checkout_hour'] ) > 23 )
 90 | 					|| ( intval( $value['checkin_minute'] ) < 0 || intval( $value['checkin_minute'] ) > 59 )
 91 | 					|| ( intval( $value['checkout_minute'] ) < 0 || intval( $value['checkout_minute'] ) > 59 )
 92 | 				)  {
 93 | 					$this->failed_validation = true;
 94 | 					$this->validation_message = __( 'Invalid time or time format', self::$_translation_domain );
 95 | 					return;
 96 | 				}
 97 | 
 98 | 				if ( intval( $value['checkin_hour'] ) >= intval( $value['checkout_hour'] ) ) {
 99 | 					if ( intval( $value['checkin_minute'] ) >= intval( $value['checkout_minute'] ) ) {
100 | 						$this->failed_validation = true;
101 | 						$this->validation_message = __( 'Invalid time or time format', self::$_translation_domain );
102 | 						return;
103 | 					}
104 | 				}
105 | 			}
106 | 		}
107 | 
108 | 
109 | 		/**
110 | 		 * Rendering the UI of the timesheet field.
111 | 		 */
112 | 		public function get_field_input( $form, $value = '', $entry = null ) {
113 | 
114 | 			wp_enqueue_style( 'gforms_datepicker_css', GFCommon::get_base_url() . '/css/datepicker.css', null, GFCommon::$version );
115 | 			wp_enqueue_script( 'gform_datepicker_init' );
116 | 
117 | 			if ( is_admin() ) {
118 | 				ob_start();
119 | 
120 | 				echo esc_html__( 'Timesheet fields are not editable.' );
121 | 				?>
122 | 					<input type="hidden" name="input_<?php echo esc_attr( $this->id ); ?>" value="<?php echo esc_attr( $value ); ?>">
123 | 				<?php
124 | 
125 | 				return ob_get_clean();
126 | 			}
127 | 
128 | 			if ( !empty( $value ) )
129 | 				$value = maybe_unserialize( $value );
130 | 
131 | 			if ( !is_array( $value ) )
132 | 				$value = array( array(
133 | 					'date' => '',
134 | 					'checkin_hour' => '', 'checkin_minute' => '', 'checkin_24' => '',
135 | 					'checkout_hour' => '', 'checkout_minute' => '', 'checkout_24' => '',
136 | 					'comment' => ''
137 | 				) );
138 | 			else {
139 | 				$value = $this->unserialize( $value );
140 | 			}
141 | 
142 | 			ob_start();
143 | 			?>
144 | 				<div class="ginput_container ginput_timesheet" id="ginput_timesheet-<?php echo esc_attr( $this->id ); ?>">
145 | 					<table class="gfield_timesheet">
146 | 						<colgroup>
147 | 							<col class="gfield_timesheet_column gfield_timesheet_column_date">
148 | 							<col class="gfield_timesheet_column gfield_timesheet_column_checkin">
149 | 							<col class="gfield_timesheet_column gfield_timesheet_column_checkout">
150 | 							<col class="gfield_timesheet_column gfield_timesheet_column_comment">
151 | 						</colgroup>
152 | 
153 | 						<thead>
154 | 							<tr>
155 | 								<th><?php esc_html_e( 'Date', self::$_translation_domain ); ?></th>
156 | 								<th><?php esc_html_e( 'Check in', self::$_translation_domain ); ?></th>
157 | 								<th><?php esc_html_e( 'Check out', self::$_translation_domain ); ?></th>
158 | 								<th><?php esc_html_e( 'Comment', self::$_translation_domain ); ?></th>
159 | 								<th></th>
160 | 							</tr>
161 | 						</thead>
162 | 
163 | 						<tbody>
164 | 							<?php
165 | 								$rownum = 1;
166 | 								$format = empty( $this->dateFormat ) ? 'mdy' : esc_attr( $this->dateFormat );
167 | 								$add_icon = $this->addIconUrl ? : GFCommon::get_base_url() . '/images/add.png';
168 | 								$delete_icon = $this->deleteIconUrl ? : GFCommon::get_base_url() . '/images/remove.png';
169 | 								$maxrows = !empty( $this->maxRows ) && is_numeric( $this->maxRows ) && $this->maxRows > -1 ? $this->maxRows : 0;
170 | 
171 | 								foreach ( $value as $item ):
172 | 									?>
173 | 										<tr class="gfield_timesheet_row">
174 | 											<td class="gfield_timesheet_cell gfield_timesheet_cell_date">
175 | 												<input type="text" class="datepicker <?php echo $format; ?>" name="input_<?php echo esc_attr( $this->id ); ?>[]" value="<?php echo esc_attr( $item['date'] ); ?>">
176 | 											</td>
177 | 											<td class="gfield_timesheet_cell gfield_timesheet_cell_checkin">
178 | 												<?php $this->display_time_field( array(
179 | 														'hour' => $item['checkin_hour'],
180 | 														'minute' => $item['checkin_minute'],
181 | 														'24' => $item['checkin_24']
182 | 													) ); ?>
183 | 											</td>
184 | 											<td class="gfield_timesheet_cell gfield_timesheet_cell_checkout">
185 | 												<?php $this->display_time_field( array(
186 | 														'hour' => $item['checkout_hour'],
187 | 														'minute' => $item['checkout_minute'],
188 | 														'24' => $item['checkout_24']
189 | 													) ); ?>
190 | 											</td>
191 | 											<td class="gfield_timesheet_cell gfield_timesheet_cell_comment">
192 | 												<input type="text" name="input_<?php echo esc_attr( $this->id ); ?>[]" value="<?php echo esc_attr( $item['comment'] ); ?>">
193 | 											</td>
194 | 											<td class="gfield_timesheet_cell gfield_timesheet_icons">
195 | 												<img src="<?php echo esc_attr( $add_icon ); ?>" class="add_list_item" style="cursor: pointer; margin: 0 3px;">
196 | 												<img src="<?php echo esc_attr( $delete_icon ); ?>" class="delete_list_item" style="cursor: pointer;">
197 | 											</td>
198 | 										</tr>
199 | 									<?php
200 | 									$rownum++;
201 | 								endforeach;
202 | 							?>
203 | 						</tbody>
204 | 					</table>
205 | 
206 | 					<script>
207 | 						jQuery( document ).ready( function() {
208 | 							var timesheet = jQuery( '#ginput_timesheet-<?php echo esc_attr( $this->id ); ?>' );
209 | 							var maxrows = <?php echo json_encode( $maxrows ); ?>;
210 | 
211 | 							var hide_buttons = function() {
212 | 								if ( timesheet.find( 'tr.gfield_timesheet_row' ).length < 2 ) timesheet.find( '.delete_list_item' ).css( 'visibility', 'hidden' );
213 | 								else timesheet.find( '.delete_list_item' ).css( 'visibility', '' );
214 | 								if ( maxrows < 1 ) return;
215 | 								if ( timesheet.find( 'tr.gfield_timesheet_row' ).length >= maxrows ) timesheet.find( '.add_list_item' ).css( 'visibility', 'hidden' );
216 | 								else timesheet.find( '.add_list_item' ).css( 'visibility', '' );
217 | 							};
218 | 
219 | 							hide_buttons();
220 | 
221 | 							timesheet.on( 'click', '.add_list_item', function( e ) {
222 | 								e.preventDefault();
223 | 								if ( maxrows > 0 && timesheet.find( 'tr.gfield_timesheet_row' ).length >= maxrows ) return false;
224 | 								var tr = jQuery( e.target ).parents( 'tr.gfield_timesheet_row' ).clone();
225 | 								tr.find( '.gfield_timesheet_cell_date input' ).removeClass( 'hasDatepicker' ).attr( 'id', '' );
226 | 								tr.find( 'input' ).val( '' );
227 | 								timesheet.find( 'tbody'	).append( tr );
228 | 								hide_buttons();
229 | 								gformInitDatepicker();
230 | 								return false;
231 | 							} );
232 | 
233 | 							timesheet.on( 'click', '.delete_list_item', function( e ) {
234 | 								e.preventDefault();
235 | 								if ( timesheet.find( 'tr.gfield_timesheet_row' ).length < 2 ) return false;
236 | 								jQuery( e.target ).parents( 'tr.gfield_timesheet_row' ).remove();
237 | 								hide_buttons();
238 | 								return false;
239 | 							} );
240 | 						} );
241 | 					</script>
242 | 				</div>
243 | 			<?php
244 | 			
245 | 			return ob_get_clean();
246 | 		}
247 | 
248 | 		/**
249 | 		 * Serialize the timesheet data when creating, no serialization when editing.
250 | 		 */
251 | 		public function get_value_save_entry( $value, $form, $input_name, $lead_id, $lead ) {
252 | 			
253 | 			$is_form_editor = GFCommon::is_form_editor();
254 | 			$is_entry_detail = GFCommon::is_entry_detail();
255 | 			$is_admin = $is_form_editor || $is_entry_detail;
256 | 			
257 | 			if ( $is_admin ) {
258 | 				return $value;
259 | 			}
260 | 
261 | 			return serialize( $value );
262 | 		}
263 | 
264 | 		public function sanitize_settings() {
265 | 			parent::sanitize_settings();
266 | 			$this->calendarIconType = wp_strip_all_tags( $this->calendarIconType );
267 | 			$this->calendarIconUrl  = wp_strip_all_tags( $this->calendarIconUrl );
268 | 			if ( ! $this->dateFormat || ! in_array( $this->dateFormat, array( 'mdy', 'dmy', 'dmy_dash', 'dmy_dot', 'ymd_slash', 'ymd_dash', 'ymd_dot' ) ) ) {
269 | 				$this->dateFormat = 'mdy';
270 | 			}
271 | 		}
272 | 
273 | 		/**
274 | 		 * Render the lead view of the timesheet field.
275 | 		 */
276 | 		public function get_value_entry_detail( $value, $currency = '', $use_text = false, $format = 'html', $media = 'screen' ) {
277 | 			$value = maybe_unserialize( $value );
278 | 			$chunksize = $this->timeFormat == '24' ? 6 : 8;
279 | 			$values = array_chunk( $value, $chunksize );
280 | 			$value = array();
281 | 			foreach ( $values as $chunk ) {
282 | 				while ( count( $chunk ) < $chunksize ) {
283 | 					$chunk []= '';
284 | 				}
285 | 				$entry = array(
286 | 					'date' => array_shift( $chunk ),
287 | 					'checkin_hour' => array_shift( $chunk ), 'checkin_minute' => array_shift( $chunk ), 'checkin_24' => $this->timeFormat == '24' ? '' : array_shift( $chunk ),
288 | 					'checkout_hour' => array_shift( $chunk ), 'checkout_minute' => array_shift( $chunk ), 'checkout_24' => $this->timeFormat == '24' ? '' : array_shift( $chunk ),
289 | 					'comment' => array_shift( $chunk )
290 | 				);
291 | 				if ( !empty( $entry['date'] ) )
292 | 					$value []= $entry;
293 | 			}
294 | 
295 | 			ob_start();
296 | 			?>
297 | 				<table>
298 | 					<thead>
299 | 						<tr>
300 | 							<th><?php esc_html_e( 'Date', self::$_translation_domain ); ?></th>
301 | 							<th><?php esc_html_e( 'Check in', self::$_translation_domain ); ?></th>
302 | 							<th><?php esc_html_e( 'Check out', self::$_translation_domain ); ?></th>
303 | 							<th><?php esc_html_e( 'Comment', self::$_translation_domain ); ?></th>
304 | 						</tr>
305 | 					<thead>
306 | 					<tbody>
307 | 						<?php
308 | 							$minutes = 0;
309 | 							foreach ( $value as $entry ):
310 | 								?>
311 | 									<tr>
312 | 										<td><?php echo $entry['date']; ?></td>
313 | 										<td><?php printf( '%02d:%02d%s', $entry['checkin_hour'], $entry['checkin_minute'], $this->timeFormat == '24' ? '' : ' ' .$entry['checkin_24'] ); ?></td>
314 | 										<td><?php printf( '%02d:%02d%s', $entry['checkout_hour'], $entry['checkout_minute'], $this->timeFormat == '24' ? '' : ' ' .$entry['checkout_24'] ); ?></td>
315 | 										<td><?php echo esc_html( $entry['comment'] ); ?></td>
316 | 									</tr>
317 | 								<?php
318 | 								if ( $this->timeFormat != '24' ) {
319 | 									if ( $entry['checkin_24'] == 'am' && intval( $entry['checkin_hour'] ) == 12 ) $entry['checkin_hour'] = 0;
320 | 									if ( $entry['checkin_24'] == 'pm' && $entry['checkin_hour'] != 12 ) $entry['checkin_hour'] += 12;
321 | 									if ( $entry['checkout_24'] == 'pm' && $entry['checkout_hour'] != 12 ) $entry['checkout_hour'] += 12;
322 | 								}
323 | 								
324 | 								$minutes += ( ( $entry['checkout_hour'] * 60 ) + $entry['checkout_minute'] ) - ( ( $entry['checkin_hour'] * 60 ) + $entry['checkin_minute'] );
325 | 							endforeach;
326 | 						?>
327 | 					</tbody>
328 | 					<tfoot>
329 | 						<tr>
330 | 							<td colspan="2"><?php printf( esc_html__( 'Total entries: %d', self::$_translation_domain ), count( $value ) ); ?></td>
331 | 							<td colspan="2"><?php printf( esc_html__( 'Total time: %02d:%02d', self::$_translation_domain ), $minutes / 60, $minutes % 60);?></td>
332 | 						</tr>
333 | 					</tfoot>
334 | 				</table>
335 | 			<?php
336 | 
337 | 			return ob_get_clean();
338 | 		}
339 | 
340 | 		/**
341 | 		 * The title in the list of leads.
342 | 		 */
343 | 		public function get_value_entry_list( $value, $entry, $field_id, $columns, $form ) {
344 | 			$value = $this->unserialize( html_entity_decode( $value ) );
345 | 			$minutes = 0;
346 | 			foreach ( $value as $entry ):
347 | 				if ( $this->timeFormat != '24' ) {
348 | 					if ( $entry['checkin_24'] == 'am' && intval( $entry['checkin_hour'] ) == 12 ) $entry['checkin_hour'] = 0;
349 | 					if ( $entry['checkin_24'] == 'pm' && $entry['checkin_hour'] != 12 ) $entry['checkin_hour'] += 12;
350 | 					if ( $entry['checkout_24'] == 'pm' && $entry['checkout_hour'] != 12 ) $entry['checkout_hour'] += 12;
351 | 				}
352 | 				$minutes += ( ( $entry['checkout_hour'] * 60 ) + $entry['checkout_minute'] ) - ( ( $entry['checkin_hour'] * 60 ) + $entry['checkin_minute'] );
353 | 			endforeach;
354 | 
355 | 			return sprintf( '%d entries, %02d:%02d total', count( $value ), $minutes/60, $minutes % 60 );
356 | 		}
357 | 
358 | 		/**
359 | 		 * Renders the timesheet table wherever used; mostly email
360 | 		 * notifications and confirmations. But who knows where else...
361 | 		 */
362 | 		public function get_value_merge_tag( $value, $input_id, $entry, $form, $modifier, $raw_value, $url_encode, $esc_html, $format, $nl2br ) {
363 | 			$value = $this->unserialize( $raw_value );
364 | 			ob_start();
365 | 			$minutes = 0;
366 | 			?>
367 | 				<table>
368 | 					<thead>
369 | 						<tr>
370 | 							<th><?php esc_html_e( 'Date', self::$_translation_domain ); ?></th>
371 | 							<th><?php esc_html_e( 'Check in', self::$_translation_domain ); ?></th>
372 | 							<th><?php esc_html_e( 'Check out', self::$_translation_domain ); ?></th>
373 | 							<th><?php esc_html_e( 'Comment', self::$_translation_domain ); ?></th>
374 | 						</tr>
375 | 					<thead>
376 | 					<tbody>
377 | 						<?php
378 | 							$minutes = 0;
379 | 							foreach ( $value as $entry ):
380 | 								?>
381 | 									<tr>
382 | 										<td><?php echo $entry['date']; ?></td>
383 | 										<td><?php printf( '%02d:%02d%s', $entry['checkin_hour'], $entry['checkin_minute'], $this->timeFormat == '24' ? '' : ' ' .$entry['checkin_24'] ); ?></td>
384 | 										<td><?php printf( '%02d:%02d%s', $entry['checkout_hour'], $entry['checkout_minute'], $this->timeFormat == '24' ? '' : ' ' .$entry['checkout_24'] ); ?></td>
385 | 										<td><?php echo esc_html( $entry['comment'] ); ?></td>
386 | 									</tr>
387 | 								<?php
388 | 								if ( $this->timeFormat != '24' ) {
389 | 									if ( $entry['checkin_24'] == 'am' && intval( $entry['checkin_hour'] ) == 12 ) $entry['checkin_hour'] = 0;
390 | 									if ( $entry['checkin_24'] == 'pm' && $entry['checkin_hour'] != 12 ) $entry['checkin_hour'] += 12;
391 | 									if ( $entry['checkout_24'] == 'pm' && $entry['checkout_hour'] != 12 ) $entry['checkout_hour'] += 12;
392 | 								}
393 | 								
394 | 								$minutes += ( ( $entry['checkout_hour'] * 60 ) + $entry['checkout_minute'] ) - ( ( $entry['checkin_hour'] * 60 ) + $entry['checkin_minute'] );
395 | 							endforeach;
396 | 						?>
397 | 					</tbody>
398 | 					<tfoot>
399 | 						<tr>
400 | 							<td colspan="2"><?php printf( esc_html__( 'Total entries: %d', self::$_translation_domain ), count( $value ) ); ?></td>
401 | 							<td colspan="2"><?php printf( esc_html__( 'Total time: %02d:%02d', self::$_translation_domain ), $minutes / 60, $minutes % 60);?></td>
402 | 						</tr>
403 | 					</tfoot>
404 | 				</table>
405 | 			<?php
406 | 
407 | 			return ob_get_clean();
408 | 		}
409 | 
410 | 		/**
411 | 		 * The HH:MM (am/pm) set markup.
412 | 		 */
413 | 		private function display_time_field( $value ) {
414 | 			?>
415 | 			<div class="clear-multi">
416 | 				<div class="gfield_time_hour ginput_container">
417 | 					<input type="text" maxlength="2" name="input_<?php echo esc_attr( $this->id ); ?>[]" value="<?php echo esc_attr( $value['hour'] ); ?>">
418 | 					:
419 | 					<label><?php echo esc_html( __( 'HH', 'gravityforms' ) ); ?></label>
420 | 				</div>
421 | 				<div class="gfield_time_minute ginput_container">
422 | 					<input type="text" maxlength="2" name="input_<?php echo esc_attr( $this->id ); ?>[]" value="<?php echo esc_attr( $value['minute'] ); ?>">
423 | 					<label><?php echo esc_html( __( 'MM', 'gravityforms' ) ); ?></label>
424 | 				</div>
425 | 				<?php
426 | 					if ( $this->timeFormat != '24' ) {
427 | 						?>
428 | 							<div class="gfield_time_ampm ginput_container">
429 | 								<select name="input_<?php echo esc_attr( $this->id ); ?>[]">
430 | 									<option value="am" <?php selected( 'am', $value['24'] ); ?>><?php echo esc_html( __( 'AM', 'gravityforms' ) ); ?></option>
431 | 									<option value="pm" <?php selected( 'pm', $value['24'] ); ?>><?php echo esc_html( __( 'PM', 'gravityforms' ) ); ?></option>
432 | 								</select>
433 | 							</div>
434 | 						<?php
435 | 					}
436 | 				?>
437 | 			</div>
438 | 			<?php
439 | 		}
440 | 
441 | 		/**
442 | 		 * Unserialize the value into a workable array or arrays.
443 | 		 */
444 | 		private function unserialize( $value ) {
445 | 			$chunksize = $this->timeFormat == '24' ? 6 : 8;
446 | 			$values = array_chunk( maybe_unserialize( $value ), $chunksize );
447 | 			$value = array();
448 | 			foreach ( $values as $chunk ) {
449 | 				while ( count( $chunk ) < $chunksize ) {
450 | 					$chunk []= '';
451 | 				}
452 | 				$entry = array(
453 | 					'date' => array_shift( $chunk ),
454 | 					'checkin_hour' => array_shift( $chunk ), 'checkin_minute' => array_shift( $chunk ), 'checkin_24' => $this->timeFormat == '24' ? '' : array_shift( $chunk ),
455 | 					'checkout_hour' => array_shift( $chunk ), 'checkout_minute' => array_shift( $chunk ), 'checkout_24' => $this->timeFormat == '24' ? '' : array_shift( $chunk ),
456 | 					'comment' => array_shift( $chunk )
457 | 				);
458 | 				if ( !empty( $entry['date'] ) )
459 | 					$value []= $entry;
460 | 			}
461 | 			return $value;
462 | 		}
463 | 
464 | 	}
465 | 
466 | 	GF_Fields::register( new GF_Field_Timesheet() );
467 | 


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