├── LICENSE
├── README.md
└── functions.php


/LICENSE:
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 1 | MIT License
 2 | 
 3 | Copyright (c) 2018 Steven Cotterill
 4 | 
 5 | Permission is hereby granted, free of charge, to any person obtaining a copy
 6 | of this software and associated documentation files (the "Software"), to deal
 7 | in the Software without restriction, including without limitation the rights
 8 | to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 9 | copies of the Software, and to permit persons to whom the Software is
10 | furnished to do so, subject to the following conditions:
11 | 
12 | The above copyright notice and this permission notice shall be included in all
13 | copies or substantial portions of the Software.
14 | 
15 | THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
16 | IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
17 | FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
18 | AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
19 | LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
20 | OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
21 | SOFTWARE.
22 | 


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/README.md:
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1 | ## WordPress Custom Columns for admin area
2 | 
3 | This is an example of how to add custom columns into the WordPress admin area. It allows extra information to be shown on the list pages as seen below:
4 | 
5 | ![Custom columns example](https://stevencotterill.co.uk/img/custom_columns_finished.jpg)
6 | 
7 | This is meant to be expanded on / customised to meet the needs of your website.
8 | 
9 | View relevant article [here](https://stevencotterill.co.uk/blog/adding-custom-columns-to-the-wordpress-admin-area)


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/functions.php:
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 1 | <?php
 2 | 
 3 | #######################################################
 4 | #
 5 | # Custom columns in admin area
 6 | #
 7 | #######################################################
 8 | 
 9 | // Add column for Cars:
10 | function columns_cars($columns) {
11 | 	unset($columns['date']);
12 | 	$columns['car_bought_price'] = 'Bought price';
13 | 	$columns['car_sold_price'] = 'Sold price';
14 | 	$columns['car_profit_loss'] = 'Profit / Loss';
15 | 	return $columns;
16 | }
17 | add_filter('manage_cars_posts_columns', 'columns_cars');
18 | 
19 | // Populate column with data:
20 | function columns_cars_data($column, $post_id) {
21 | 
22 |     if ($column === 'car_bought_price') {
23 | 
24 | 		$car_bought_price = get_field('car_bought_price');
25 | 		$car_bought_price = number_format($car_bought_price);
26 | 		echo '£' . $car_bought_price . '</p>';
27 | 
28 | 	}
29 | 
30 | 	elseif ($column === 'car_sold_price') {
31 | 
32 | 		$car_sold_price = get_field('car_sold_price');
33 | 
34 | 		if ($car_sold_price) {
35 | 			$car_sold_price = number_format($car_sold_price);
36 | 			echo '£' . $car_sold_price . '</p>';
37 | 		} else {
38 | 			echo 'For sale';
39 | 		}
40 | 
41 | 	}
42 | 
43 | 	elseif ($column === 'car_profit_loss') {
44 | 
45 | 		$car_bought_price = get_field('car_bought_price');
46 | 		$car_sold_price = get_field('car_sold_price');
47 | 
48 | 		if ($car_sold_price) {
49 | 
50 | 			$car_profit_loss = $car_sold_price - $car_bought_price;
51 | 
52 | 			if ($car_profit_loss >= 1000) {
53 | 				echo '<p style="color:green;font-weight:bold;">+';
54 | 			} else {
55 | 				echo '<p style="color:red;font-weight:bold;">';
56 | 			}
57 | 
58 | 			echo $car_profit_loss . '</p>';
59 | 
60 | 		} else {
61 | 			echo 'For sale';
62 | 		}
63 | 
64 | 	}
65 | 
66 | }
67 | add_action('manage_posts_custom_column' , 'columns_cars_data', 10, 2); ?>


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