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File: /var/www/html/digisferach.sumar.com.py/wp-content/plugins/peepso/classes/mailqueuelisttable.php
<?php

class PeepSoMailqueueListTable extends PeepSoListTable 
{
	/**
	 * Defines the query to be used, performs sorting, filtering and calling of bulk actions.
	 * @return void
	 */
	public function prepare_items()
	{
		global $wpdb;
		$input = new PeepSoInput();
		if (isset($_POST['action']))
			$this->process_bulk_action();

		$limit = $_GET['limit'] ?? 20;
		$offset = ($this->get_pagenum() - 1) * $limit;

		$this->_column_headers = array(
			$this->get_columns(),
			array(),
			$this->get_sortable_columns()
		);

		$totalItems = count(PeepSoMailQueue::fetch_all());

		// SQL safe, only runs for admins
		$aQueueu = PeepSoMailQueue::fetch_all($limit, $offset, $input->value('orderby', NULL, FALSE), $input->value('order', NULL, FALSE));

		foreach ($aQueueu as $mail) {
			$mail['mail_message'] = substr(wp_strip_all_tags($mail['mail_message']), 0, 49);
		}

		$this->set_pagination_args(array(
				'total_items' => $totalItems,
				'per_page' => $limit
			)
		);
		$this->items = $aQueueu;
	}

	/**
	 * Return and define columns to be displayed on the Mail Queue table.
	 * @return array Associative array of columns with the database columns used as keys.
	 */
	public function get_columns()
	{
		return array(
			'cb' => '<input type="checkbox" />',
            'mail_id' => 'ID',
			'mail_recipient' => __('User & Subject', 'peepso-core'),
			'mail_message' => __('Message', 'peepso-core'),
			'mail_created_at' => __('Date', 'peepso-core'),
			'mail_status' => __('Status', 'peepso-core')
		);
	}

	/**
	 * Return and define columns that may be sorted on the Mail Queue table.
	 * @return array Associative array of columns with the database columns used as keys.
	 */
	public function get_sortable_columns()
	{
		return array(
			'mail_created_at' => array('mail_created_at', false),
		);
	}

	/**
	 * Return default values to be used per column
	 * @param  array $item The post item.
	 * @param  string $column_name The column name, must be defined in get_columns().
	 * @return string The value to be displayed.
	 */
	public function column_default($item, $column_name)
	{
		// Try to get by ID
		$user = get_user_by('id',$item['mail_user_id']);

		// If it's an email sent to WP-CONFIG email, he MIGHT be in the users table
		if(!is_object($user)) {
			$user = get_user_by('email',$item['mail_recipient']);
		}

		$fa = $this->fa_mail_status($item);
		
		switch($column_name) {

			case 'mail_recipient':
				ob_start();

				if(is_object($user)) :

					$user = PeepSoUser::get_instance($user->ID);
					$user->avatar = $user->get_avatar();

					?>

					<a href="<?php echo esc_url($user->get_profileurl());?>" target="_blank">
						<img src="<?php echo esc_url($user->avatar);?>" width="24" height="24" alt="" style="float:left;margin-right:10px;"/>

						<div style=float:left>
							<?php echo esc_attr($user->get_fullname());?>
							<i class="fa fa-external-link"></i>
						</div>
					</a>

				<?php endif; ?>
				<br/>
				<small style="color:<?php echo esc_attr($this->color_mail_status($item));?>"><i class="fa fa-<?php echo esc_attr($fa);?>"></i> <?php echo wp_kses_post($item['mail_recipient']);?></small>

				<div style="clear:both;margin-bottom:5px;"></div>
				<i><?php echo wp_kses_post($item['mail_subject']);?></i>
				<?php
                return ob_get_clean();
		}
		return $item[$column_name];
	}

	/**
	 * Returns the output for the message column.
	 * @param  array $item The current post item in the loop.
	 * @return string The message cell's HTML.
	 */
	public function column_mail_message($item)
	{
		return wp_strip_all_tags($item['mail_message']);
	}

	/**
	 * Returns the HTML for the checkbox column.
	 * @param  array $item The current post item in the loop.
	 * @return string The checkbox cell's HTML.
	 */
	public function column_cb($item)
	{
		return sprintf('<input type="checkbox" name="mailqueue[]" value="%d" />',
    		$item['mail_id']
    	);
	}

	/**
	 * Returns the output for the status column.
	 * @param  array $item The current post item in the loop.
	 * @return string The status cell's HTML.
	 */
	public function column_mail_status($item)
	{
	    $error = '<br/> <textarea rows="5" wrap="soft" style="white-space: nowrap;  overflow: auto;width:100%">'.$item['mail_error_log'].'</textarea>';
		switch ($item['mail_status']) {
		case PeepSoMailQueue::STATUS_PENDING:
			$ret = __('Waiting', 'peepso-core');
			break;
		case PeepSoMailQueue::STATUS_PROCESSING:
			$ret = __('Processing', 'peepso-core');
			break;
		case PeepSoMailQueue::STATUS_DELAY:
			$ret =  __('Delay', 'peepso-core');
			break;
		case PeepSoMailQueue::STATUS_FAILED:
			$ret = __('Failed', 'peepso-core');
			$ret .= $error;
			break;
		case PeepSoMailQueue::STATUS_RETRY:
			$ret = __('Retry', 'peepso-core');
            $ret .= $error;
			break;
//		case PeepSoMailQueue::STATUS_SENT:
//			$ret = __('Sent', 'peepso-core');
//			break;
		default:
			$ret = __('Unknown', 'peepso-core');
			break;
		}

		return '<p style="color:'.$this->color_mail_status($item).'">'.$ret.'</p>';
	}

	private function color_mail_status($item)
	{
		switch ($item['mail_status']) {
			case PeepSoMailQueue::STATUS_FAILED:
				$color = 'red';
				break;
			case PeepSoMailQueue::STATUS_DELAY:
			case PeepSoMailQueue::STATUS_RETRY:
				$color = 'orange';
				break;
			default:
				$color="black";
				break;
		}

		return $color;
	}

	private function fa_mail_status($item)
	{

		switch ($item['mail_status']) {
			case PeepSoMailQueue::STATUS_PENDING:
			case PeepSoMailQueue::STATUS_DELAY:
				$fa = 'clock-o';
				break;
			case PeepSoMailQueue::STATUS_PROCESSING:
				$fa = 'hourglass-half';
				break;
			case PeepSoMailQueue::STATUS_FAILED:
				$fa = 'warning';
				break;
			case PeepSoMailQueue::STATUS_RETRY:
				$fa = 'refresh';
				break;
			default:
				$fa = 'question';
				break;
		}

		return $fa;
	}

	/**
	 * Define bulk actions available
	 * @return array Associative array of bulk actions, keys are used in self::process_bulk_action().
	 */
	public function get_bulk_actions() 
	{
		return array(
			'waiting' => __('Set to "waiting"', 'peepso-core'),
			'delete' => __('Delete', 'peepso-core')
		);
	}

	/** 
	 * Performs bulk actions based on $this->current_action()
	 * @return void Redirects to the current page.
	 */
	public function process_bulk_action()
	{
//		if ('-1' !== $this->current_action() && isset($_POST['mailqueue-nonce']) &&
//			wp_verify_nonce($_POST['mailqueue-nonce'], 'mailqueue-nonce')) {
		if ('-1' !== $this->current_action() && check_admin_referer('bulk-action', 'mailqueue-nonce')) {
			global $wpdb;

			if ('delete' === $this->current_action()) {
				foreach ($_POST['mailqueue'] as $mailId) {
					$query = 'DELETE FROM `' . PeepSoMailQueue::get_table_name() . '` WHERE `mail_id` = %d';
					$wpdb->query($wpdb->prepare($query, $mailId));
				}

				$message = __('deleted', 'peepso-core');
			} else if (in_array($this->current_action(), array('waiting', 'delay'))) {
				if ('waiting' === $this->current_action()) {
					$status = PeepSoMailQueue::STATUS_PENDING;
				} else {
					$status = PeepSoMailQueue::STATUS_DELAY;
				}

				foreach ($_POST['mailqueue'] as $mailId) {
					$wpdb->update(
						PeepSoMailQueue::get_table_name(), 
						array('mail_status' => $status,'mail_attempts' => 0),
						array('mail_id' => $mailId)
					);
				}

				$message = __('updated', 'peepso-core');
			}
			$count = count($_POST['mailqueue']);

			PeepSoAdmin::get_instance()->add_notice(
				sprintf('%1$d %2$s %3$s',
					$count,
					_n('email', 'emails', $count, 'peepso-core'),
					$message),
//				$count . ' ' . _n('email', 'emails', $count, 'peepso-core') . ' ' . $message . '.',
				'note');

			PeepSo::redirect("//$_SERVER[HTTP_HOST]$_SERVER[REQUEST_URI]");
		}
	}

	/**
	 * Adds The 'Process Emails' button and mail queue estimate to the top of the table.
	 * @param  string $which The current position to display the HTML.
	 * @return void Echoes the content.
	 */
	public function extra_tablenav($which)
	{
		if ('top' === $which) {
			$nonce = wp_create_nonce('process-mailqueue-nonce');
			echo '
			<div class="alignleft actions">
				<a href="', esc_url(admin_url('admin.php?page=peepso-queue&action=process-mailqueue&_wpnonce=' . $nonce)), '">
					<input type="button" class="button" value="', esc_attr(__('Process Emails', 'peepso-core')), '" />
				</a>
			</div>';

			if(0 == PeepSo::get_option('disable_mailqueue',0)) {

				$completion_estimate = PeepSoMailQueue::get_completion_estimate();

				if ($completion_estimate) {
					$completion_estimate = ceil($completion_estimate / 60);
					echo '<div class="alignright actions admin-tablenav"> &nbsp; ', PHP_EOL;
					echo '<span>', sprintf(__('Estimated time until Mail Queue is empty: %1$d %2$s.', 'peepso-core'),
							$completion_estimate, _n('minute', 'minutes', $completion_estimate, 'peepso-core')), '</span>', PHP_EOL;
					echo '</div>', PHP_EOL;
				}
			} else {
				echo '<div class="alignright actions admin-tablenav"> &nbsp; ';
				echo '<span><a href=?page=peepso_config&tab=advanced#field_disable_mailqueue>', esc_attr(__('The default Mailqueue is disabled', 'peepso-core')),'</a></span>';
				echo '</div>', PHP_EOL;
			}
		}
	}
}

// EOF