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Adding "one use per user" discount code setting #3175

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merged 2 commits into from
Oct 24, 2024
Merged

Adding "one use per user" discount code setting #3175

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1456738
Adding "one use per user" discount code setting
dparker1005 Oct 23, 2024
6a708d2
Updating wording and label <> id relationships
kimcoleman Oct 24, 2024
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28 changes: 21 additions & 7 deletions adminpages/discountcodes.php
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Original file line number Diff line number Diff line change
Expand Up @@ -68,6 +68,7 @@
$expires_day = intval($_POST['expires_day']);
$expires_year = intval($_POST['expires_year']);
$uses = intval($_POST['uses']);
$one_use_per_user = ! empty( $_POST['one_use_per_user'] ) ? 1 : 0;

//fix up dates
$starts = date("Y-m-d", strtotime($starts_month . "/" . $starts_day . "/" . $starts_year, $now ));
Expand All @@ -81,13 +82,15 @@
'code' => $code,
'starts' => $starts,
'expires' => $expires,
'uses' => $uses
'uses' => $uses,
'one_use_per_user' => $one_use_per_user
),
array(
'%d',
'%s',
'%s',
'%s',
'%d',
'%d'
)
);
Expand Down Expand Up @@ -446,7 +449,7 @@

<tr>
<th scope="row" valign="top"><label for="code"><?php esc_html_e('Code', 'paid-memberships-pro' );?></label></th>
<td><input name="code" type="text" size="20" value="<?php echo esc_attr( $code->code ); ?>" /></td>
<td><input name="code" id="code" type="text" size="20" value="<?php echo esc_attr( $code->code ); ?>" /></td>
</tr>

<?php
Expand Down Expand Up @@ -485,7 +488,7 @@
<tr>
<th scope="row" valign="top"><label for="starts"><?php esc_html_e('Start Date', 'paid-memberships-pro' );?></label></th>
<td>
<select name="starts_month">
<select name="starts_month" id="starts">
<?php
for($i = 1; $i < 13; $i++)
{
Expand All @@ -503,7 +506,7 @@
<tr>
<th scope="row" valign="top"><label for="expires"><?php esc_html_e('Expiration Date', 'paid-memberships-pro' );?></label></th>
<td>
<select name="expires_month">
<select name="expires_month" id="expires">
<?php
for($i = 1; $i < 13; $i++)
{
Expand All @@ -519,10 +522,21 @@
</tr>

<tr>
<th scope="row" valign="top"><label for="uses"><?php esc_html_e('Uses', 'paid-memberships-pro' );?></label></th>
<th scope="row" valign="top"><label for="uses"><?php esc_html_e( 'Limit Total Uses', 'paid-memberships-pro' );?></label></th>
<td>
<input name="uses" id="uses" type="text" size="10" value="<?php if ( ! empty( $code->uses ) ) echo esc_attr( $code->uses ); ?>" />
<p class="description">
<?php esc_html_e( 'Define the maximum number of times this discount code can be used across all users.', 'paid-memberships-pro' ); ?>
<?php esc_html_e('Leave blank for unlimited uses.', 'paid-memberships-pro' ); ?>
</p>
</td>
</tr>

<tr>
<th scope="row" valign="top"><label for="one_use_per_user"><?php esc_html_e( 'Limit Per User', 'paid-memberships-pro' );?></label></th>
<td>
<input name="uses" type="text" size="10" value="<?php if ( ! empty( $code->uses ) ) echo esc_attr( $code->uses ); ?>" />
<p class="description"><?php esc_html_e('Leave blank for unlimited uses.', 'paid-memberships-pro' );?></p>
<input name="one_use_per_user" id="one_use_per_user" type="checkbox" value="1" <?php if ( ! empty( $code->one_use_per_user ) ) checked( $code->one_use_per_user, 1 ); ?> />
<label for="one_use_per_user"><?php esc_html_e('Restrict this discount code to a single use per unique user.', 'paid-memberships-pro' );?></label>
</td>
</tr>

Expand Down
12 changes: 11 additions & 1 deletion includes/functions.php
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Original file line number Diff line number Diff line change
Expand Up @@ -1890,7 +1890,7 @@ function pmpro_getDiscountCode( $seed = null ) {
* Is a discount code valid - $level_id could be a scalar or an array (or unset)
*/
function pmpro_checkDiscountCode( $code, $level_id = null, $return_errors = false ) {
global $wpdb;
global $wpdb, $current_user;

$error = false;
$dbcode = false;
Expand Down Expand Up @@ -1942,6 +1942,16 @@ function pmpro_checkDiscountCode( $code, $level_id = null, $return_errors = fals
}
}

// check if this code is limited to one use per user
if ( ! $error ) {
if ( ! empty( $dbcode->one_use_per_user ) && ! empty( $current_user->ID ) ) {
$used = $wpdb->get_var( "SELECT COUNT(*) FROM $wpdb->pmpro_discount_codes_uses WHERE code_id = '" . esc_sql( $dbcode->id ) . "' AND user_id = '" . esc_sql( $current_user->ID ) . "'" );
if ( $used > 0 ) {
$error = __( 'You have already used the discount code provided.', 'paid-memberships-pro' );
}
}
}

// if a level was passed check if this code applies
if ( ! $error ) {
$pmpro_check_discount_code_levels = apply_filters( 'pmpro_check_discount_code_levels', true, $dbcode->id );
Expand Down
10 changes: 10 additions & 0 deletions includes/upgradecheck.php
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Original file line number Diff line number Diff line change
Expand Up @@ -392,6 +392,15 @@ function pmpro_checkForUpgrades() {
pmpro_upgrade_3_2();
update_option( 'pmpro_db_version', '3.2' );
}

/**
* Version 3.4
* Adding `one_use_per_user` column to discount codes.
*/
if ( $pmpro_db_version < 3.4 ) {
pmpro_db_delta();
update_option( 'pmpro_db_version', '3.4' );
}
}

function pmpro_db_delta() {
Expand Down Expand Up @@ -567,6 +576,7 @@ function pmpro_db_delta() {
`starts` date NOT NULL,
`expires` date NOT NULL,
`uses` int(11) NOT NULL,
`one_use_per_user` tinyint(4) NOT NULL DEFAULT '0',
PRIMARY KEY (`id`),
UNIQUE KEY `code` (`code`),
KEY `starts` (`starts`),
Expand Down