【发布时间】：2021-01-24 12:55:38
【问题描述】：
我有一个在 wordpress 中创建自定义数据库表并从 csv 文件插入数据的函数。
该功能按预期工作。但问题是如果我添加 'join_date ' =>$name 。然后它将创建包含所有已定义表列的数据表，但不会从 csv 文件中插入任何内容。
这是我从debugging得到的错误
[09-Oct-2020 11:50:07 UTC] WordPress database error Unknown column 'join_date ' in 'field list' for query INSERT INTO `wp_lubuvna_subscribers` (`first_name`, `last_name`, `email`, `phone`, `birthday`, `gender`, `customer_type`, `id_company_number`, `street_address`, `address_line_2`, `city`, `state_area`, `zip`, `customer_from`, `groups`, `last_visit`, `send_sms`, `send_email`, `join_date `) VALUES ('John', 'Doe', '532223334', 'info@desingash33r543.com', 'John', 'John', 'John', 'John', 'John', 'John', 'John', 'John', 'John', 'John', 'John', 'John', 'John', 'John', 'John') made by do_action('wp_ajax_new_subscriber_batch'), WP_Hook->do_action, WP_Hook->apply_filters, maybe_insert_new_subscriber_batch_database_table
[09-Oct-2020 11:50:07 UTC] WordPress database error Unknown column 'join_date ' in 'field list' for query INSERT INTO `wp_lubuvna_subscribers` (`first_name`, `last_name`, `email`, `phone`, `birthday`, `gender`, `customer_type`, `id_company_number`, `street_address`, `address_line_2`, `city`, `state_area`, `zip`, `customer_from`, `groups`, `last_visit`, `send_sms`, `send_email`, `join_date `) VALUES ('John', 'Doe', '532223334', 'info@desingash33r543.com', 'John', 'John', 'John', 'John', 'John', 'John', 'John', 'John', 'John', 'John', 'John', 'John', 'John', 'John', 'John') made by do_action('wp_ajax_new_subscriber_batch'), WP_Hook->do_action, WP_Hook->apply_filters, maybe_insert_new_subscriber_batch_database_table
[09-Oct-2020 11:50:09 UTC] WordPress database error Unknown column 'username' in 'where clause' for query SELECT count(*) as count FROM wp_lubuvna_subscribers where username='Melin' made by do_action('wp_ajax_new_subscriber_batch'), WP_Hook->do_action, WP_Hook->apply_filters, maybe_insert_new_subscriber_batch_database_table
[09-Oct-2020 11:50:09 UTC] PHP Notice: Undefined offset: 0 in /Applications/MAMP/htdocs/nl/wp-content/plugins/lubuvna-newsletter/inc/options/shortcodes/submit-subscriber-batch.php on line 535
[09-Oct-2020 11:50:09 UTC] PHP Notice: Trying to get property of non-object in /Applications/MAMP/htdocs/nl/wp-content/plugins/lubuvna-newsletter/inc/options/shortcodes/submit-subscriber-batch.php on line 535
[09-Oct-2020 11:50:09 UTC] WordPress database error Unknown column 'join_date ' in 'field list' for query INSERT INTO `wp_lubuvna_subscribers` (`first_name`, `last_name`, `email`, `phone`, `birthday`, `gender`, `customer_type`, `id_company_number`, `street_address`, `address_line_2`, `city`, `state_area`, `zip`, `customer_from`, `groups`, `last_visit`, `send_sms`, `send_email`, `join_date `) VALUES ('Edward', 'Melin', '543214321', 'infef@dsignash343.com', 'Edward', 'Edward', 'Edward', 'Edward', 'Edward', 'Edward', 'Edward', 'Edward', 'Edward', 'Edward', 'Edward', 'Edward', 'Edward', 'Edward', 'Edward') made by do_action('wp_ajax_new_subscriber_batch'), WP_Hook->do_action, WP_Hook->apply_filters, maybe_insert_new_subscriber_batch_database_table
[09-Oct-2020 11:50:09 UTC] WordPress database error Unknown column 'join_date ' in 'field list' for query INSERT INTO `wp_lubuvna_subscribers` (`first_name`, `last_name`, `email`, `phone`, `birthday`, `gender`, `customer_type`, `id_company_number`, `street_address`, `address_line_2`, `city`, `state_area`, `zip`, `customer_from`, `groups`, `last_visit`, `send_sms`, `send_email`, `join_date `) VALUES ('Edward', 'Melin', '543214321', 'infef@dsignash343.com', 'Edward', 'Edward', 'Edward', 'Edward', 'Edward', 'Edward', 'Edward', 'Edward', 'Edward', 'Edward', 'Edward', 'Edward', 'Edward', 'Edward', 'Edward') made by do_action('wp_ajax_new_subscriber_batch'), WP_Hook->do_action, WP_Hook->apply_filters, maybe_insert_new_subscriber_batch_database_table
第 535 行的错误是这样的：if($record[0]->count==0){
功能
function maybe_insert_new_subscriber_batch_database_table() {
// get entered form data
parse_str( $_POST['form_data'], $form_data );
$postarr = array();
// merge all array and make new array, now get data for each input like following: $form_data[LUBUVNA_PREFIX.'from']
$postarr = array_merge( $postarr, $form_data );
global $wpdb;
$charset_collate = $wpdb->get_charset_collate();
//$version = (int) get_site_option( 'lubivna-newsletter' );
$table_name = $wpdb->prefix . "lubuvna_subscribers";
if($wpdb->get_var("show tables like '$table_name'") != $table_name) {
$sql = "DROP TABLE IF EXISTS $table_name";
//if ( $version < 1 ) {
$sql = "CREATE TABLE `{$wpdb->base_prefix}lubuvna_subscribers` (
ID bigint(20) UNSIGNED NOT NULL AUTO_INCREMENT,
first_name varchar(255),
last_name varchar(255),
email varchar(255),
phone varchar(255),
birthday varchar(255),
gender varchar(255),
customer_type varchar(255),
id_company_number varchar(255),
street_address varchar(255),
address_line_2 varchar(255),
city varchar(255),
state_area varchar(255),
zip varchar(255),
customer_from varchar(255),
groups varchar(255),
last_visit varchar(255),
send_sms varchar(255),
send_email varchar(255),
join_date varchar(255),
post_author varchar(255),
post_date datetime NOT NULL DEFAULT '0000-00-00 00:00:00',
post_status varchar(20),
PRIMARY KEY (ID)
) $charset_collate;";
require_once( ABSPATH . 'wp-admin/includes/upgrade.php' );
dbDelta( $sql );
$success = empty( $wpdb->last_error );
//update_site_option( 'captcorecore_db_version', 1 );
//}
} else {
//$sql = "DROP TABLE IF EXISTS $table_name";
}
$tablename = $wpdb->prefix."lubuvna_subscribers";
$csvFile = fopen(get_option(LUBUVNA_PREFIX.'file_url'), 'r');
fgetcsv($csvFile); // Skipping header row
// Read file
while(($csvData = fgetcsv($csvFile)) !== FALSE){
$csvData = array_map("utf8_encode", $csvData);
// Row column length
$dataLen = count($csvData);
// Skip row if length != 4
//if( !($dataLen == 4) ) continue;
// Assign value to variables
$name = trim($csvData[0]);
$username = trim($csvData[1]);
$email = trim($csvData[2]);
$age = trim($csvData[3]);
// Check record already exists or not
$cntSQL = "SELECT count(*) as count FROM {$tablename} where username='".$username."'";
$record = $wpdb->get_results($cntSQL, OBJECT);
if($record[0]->count==0){
// Check if variable is empty or not
if(!empty($name) && !empty($username) && !empty($email) && !empty($age) ) {
// Insert Record
$wpdb->insert($tablename, array(
'first_name' =>$name,
'last_name' =>$username,
'email' =>$email,
'phone' => $age,
'birthday' => $name,
'gender' => $name,
'customer_type' => $name,
'id_company_number' => $name,
'street_address' => $name,
'address_line_2' => $name,
'city' => $name,
'state_area' => $name,
'zip' => $name,
'customer_from' => $name,
'groups' => $name,
'last_visit' => $name,
'send_sms' => $name,
'send_email' => $name,
'join_date ' =>$name
));
if($wpdb->insert_id > 0){
$totalInserted++;
}
}
}
$wpErrors = $wpdb->print_error();
$wpHideErrors = $wpdb->hide_errors();
$email = 'enabled';
if( $email == 'enabled'){
$headers = [
'MIME-Version: 1.0',
'From: myemailfrom@mail.com',
'Content-Type: text/html; charset=UTF-8',
];
$headers = implode("\r\n", $headers);
wp_mail('myemailto@hotmail.com','WP Errors',print_r($wpErrors) . $wpHideErrors . '<br><br><br>hide Errors<br>' . print_r($wpHideErrors) ,$headers);
}
}
}
add_action( 'wp_ajax_new_subscriber_batch', 'maybe_insert_new_subscriber_batch_database_table' );
一旦我从数组中删除 'join_date ' =>$name。它工作得很好。我认为那里真的遗漏了一些东西，或者 MySQL 有什么限制？我是新手。
【问题讨论】：
标签： mysql wordpress datatable sql-insert