Fixed Database Table Schema on Update .

Author: Kendysond

admin/class-paystack-forms-admin.php

@@ -180,7 +180,7 @@ function kkd_pff_paystack_edit_dashboard_header_columns( $columns ) {
 
 		function kkd_pff_paystack_dashboard_table_data( $column, $post_id ) {
 			global $post,$wpdb;
-			$table = $wpdb->prefix . 'paystack_forms_payments';
+			$table = $wpdb->prefix . KKD_PFF_PAYSTACK_TABLE;
 
 			switch( $column ) {
 				case 'shortcode' :
@@ -506,7 +506,7 @@ public function prepare_items(){
 
 			global $wpdb;
 
-		  $table = $wpdb->prefix."paystack_forms_payments";
+		  $table = $wpdb->prefix.KKD_PFF_PAYSTACK_TABLE;
 			$data = array();
 			$alldbdata = $wpdb->get_results("SELECT * FROM $table WHERE (post_id = '".$post_id."' AND paid = '1')");
 

includes/class-paystack-forms-activator.php

@@ -3,26 +3,32 @@ class Kkd_Pff_Paystack_Activator {
 
 	public static function activate() {
 		global $wpdb;
-		$table_name = $wpdb->prefix . 'paystack_forms_payments';
+		$table_name = $wpdb->prefix . KKD_PFF_PAYSTACK_TABLE;
 
-		$sql = "CREATE TABLE `".$table_name."` (
+		$sql = "CREATE TABLE IF NOT EXISTS  `".$table_name."` (
 			id int(11) NOT NULL AUTO_INCREMENT,
 			post_id int(11) NOT NULL,
 		  user_id int(11) NOT NULL,
 			email varchar(255) DEFAULT '' NOT NULL,
-		  plan varchar(255) DEFAULT '' NOT NULL,
 		  metadata text,
 		  paid int(1) NOT NULL DEFAULT '0',
+			plan varchar(255) DEFAULT '' NOT NULL,
 			txn_code varchar(255) DEFAULT '' NOT NULL,
 		  amount varchar(255) DEFAULT '' NOT NULL,
 		  ip varchar(255) NOT NULL,
 			deleted_at varchar(255) DEFAULT '' NULL,
 			created_at timestamp NOT NULL DEFAULT CURRENT_TIMESTAMP,
 		  modified timestamp DEFAULT '0000-00-00 00:00:00' NOT NULL,
-		  UNIQUE KEY id (id)
+		  UNIQUE KEY id (id),PRIMARY KEY  (id)
 		);";
 		require_once( ABSPATH . 'wp-admin/includes/upgrade.php' );
 		dbDelta($sql);
+		$row = $wpdb->get_results(  "SELECT COLUMN_NAME FROM INFORMATION_SCHEMA.COLUMNS
+			WHERE table_name = '".$table_name."' AND column_name = 'plan'"  );
+
+		if(empty($row)){
+			$wpdb->query("ALTER TABLE `".$table_name."` ADD `plan` VARCHAR(255) NOT NULL AFTER `paid`;");
+		}
 
 	}
 

paystack-forms.php

@@ -16,6 +16,7 @@
 define( 'KKD_PFF_PAYSTACK_PLUGIN_PATH', plugins_url( __FILE__ ) );
 define( 'KKD_PFF_PAYSTACK_MAIN_FILE', __FILE__ );
 define( 'KKD_PFF_PAYSTACK_VERSION', '1.0.4' );
+define( 'KKD_PFF_PAYSTACK_TABLE', 'paystack_forms_payments' );
 
 
 // fix some badly enqueued scripts with no sense of HTTPS

public/class-paystack-forms-public.php

@@ -831,7 +831,7 @@ function kkd_pff_paystack_generate_new_code($length = 10){
 }
 function kkd_pff_paystack_check_code($code){
 	global $wpdb;
-	$table = $wpdb->prefix."paystack_forms_payments";
+	$table = $wpdb->prefix.KKD_PFF_PAYSTACK_TABLE;
 	$o_exist = $wpdb->get_results("SELECT * FROM $table WHERE txn_code = '".$code."'");
 
 	  if (count($o_exist) > 0) {
@@ -877,7 +877,7 @@ function kkd_pff_paystack_submit_action() {
   global $wpdb;
 	$code = kkd_pff_paystack_generate_code();
 
-  $table = $wpdb->prefix."paystack_forms_payments";
+  $table = $wpdb->prefix.KKD_PFF_PAYSTACK_TABLE;
 	$metadata = $_POST;
 	$fullname = $_POST['pf-fname'];
 	$recur = $_POST['pf-recur'];
@@ -1108,7 +1108,7 @@ function kkd_pff_paystack_confirm_payment() {
   	exit(json_encode($response));
   }
   global $wpdb;
-	$table = $wpdb->prefix."paystack_forms_payments";
+	$table = $wpdb->prefix.KKD_PFF_PAYSTACK_TABLE;
 	$code = $_POST['code'];
 	$record = $wpdb->get_results("SELECT * FROM $table WHERE (txn_code = '".$code."')");
 	if (array_key_exists("0", $record)) {