<?php
/*
 +=====================================================================+
 |     _   _ _        _       ____                                     |
 |    | \ | (_)_ __  (_) __ _/ ___|  ___ __ _ _ __  _ __   ___ _ __    |
 |    |  \| | | '_ \ | |/ _` \___ \ / __/ _` | '_ \| '_ \ / _ \ '__|   |
 |    | |\  | | | | || | (_| |___) | (_| (_| | | | | | | |  __/ |      |
 |    |_| \_|_|_| |_|/ |\__,_|____/ \___\__,_|_| |_|_| |_|\___|_|      |
 |                 |__/                                                |
 |                                                                     |
 | (c) NinTechNet ~ https://nintechnet.com/                            |
 +=====================================================================+
*/

if (! defined( 'ABSPATH' ) ) { die( 'Forbidden' ); }

$nscan_options = get_option('nscan_options');

echo nscan_display_tabs( 4 );

if (! empty( $_POST ) ) {

	// Check security nonce:
	if ( empty( $_POST['nscannonce'] ) || ! wp_verify_nonce($_POST['nscannonce'], 'nscan_license') ) {
		wp_nonce_ays('nscan_license');
	}

	$res = array();
	// Verify license key:
	if (! empty( $_POST['check_license'] ) ) {
		$res = nscan_check_license( $nscan_options );

	} elseif (! empty( $_POST['save_license'] ) && ! empty( $_POST['key'] ) ) {
		$res = nscan_save_license( $nscan_options, $_POST['key'] );
	}

	if (! empty( $res['nscan_err'] ) ) {
		echo '<div class="notice-warning notice is-dismissible"><p>'. esc_html( $res['nscan_err'] ) .'</p></div>';
	} else {
		echo '<div class="notice-success notice is-dismissible"><p>'. esc_html( $res['nscan_msg'] ) .'</p></div>';
	}
	// Refresh options:
	$nscan_options = get_option('nscan_options');
}



if (! empty( $nscan_options['key'] ) ) {
	premium_license_tab( $nscan_options );
} else {
	premium_tab();
}

// =====================================================================

function premium_tab() {

?>
	<p><?php printf( __('<a href="%s">Get Premium</a> and enjoy the following benefits:', 'ninjascanner'), 'https://nintechnet.com/ninjascanner/?pricing' ) ?></p>

	<h3><?php _e('Scheduled scan', 'ninjascanner') ?></h3>
	<p><?php _e("Don't leave your blog at risk. With the scheduled scan option, NinjaScanner will run automatically hourly, twice daily or daily.", 'ninjascanner') ?></p>

	<h3><?php _e('WP-CLI integration', 'ninjascanner') ?></h3>
	<p><?php
	_e('Do you own several blogs and prefer to manage them from the command line?', 'ninjascanner' );
	echo ' ';
	_e('NinjaScanner can nicely integrate with WP-CLI, using the <code>ninjascanner</code> command.', 'ninjascanner' );
	echo ' ';
	_e('You can use it to start or stop a scanning process, view its status, its report or log and enter your Premium license from your favourite terminal, without having to log in to the WordPress Admin Dashboard', 'ninjascanner' );
	?>
	</p>
	<p>
		<textarea class="small-text code" style="width:100%;height:230px;color:#00FF00;background-color:#23282D;font-size:13px" wrap="off">
$ wp ninjascanner help

NinjaScanner v<?php echo NSCAN_VERSION ?> (c)<?php date('Y') ?> NinTechNet ~ https://nintechnet.com
<?php _e('Available commands:', 'ninjascanner'); echo "\n" ?>
   wp ninjascanner help         <?php _e('Display this help screen', 'ninjascanner'); echo "\n" ?>
   wp ninjascanner start        <?php _e('Start a scan', 'ninjascanner'); echo "\n" ?>
   wp ninjascanner stop         <?php _e('Stop the scanning process', 'ninjascanner'); echo "\n" ?>
   wp ninjascanner status       <?php _e('Show scan status', 'ninjascanner'); echo "\n" ?>
   wp ninjascanner report       <?php _e('View the last scan report', 'ninjascanner'); echo "\n" ?>
   wp ninjascanner log          <?php _e('View the debugging log', 'ninjascanner'); echo "\n" ?>
   wp ninjascanner license      <?php _e('Enter your Premium license key', 'ninjascanner'); echo "\n" ?></textarea>
	</p>

	<br />

	<h3><?php _e('Dedicated Help Desk with Priority Support', 'ninjascanner') ?></h3>
	<p><?php printf( __('Need help with NinjaScanner? Premium users have a <a href="%s">dedicated help desk</a>.', 'ninjascanner'), 'https://secure.nintechnet.com/login/?ns') ?></p>

	<br />

	<h3><?php _e('Premium License', 'ninjascanner') ?></h3>
	<p><?php _e('Already have a license key? Enter it below:', 'ninjascanner' ) ?></p>
	<form method="post">
		<?php wp_nonce_field('nscan_license', 'nscannonce', 0); ?>
		<input type="text" size="50" name="key" value="" required autocomplete="off" autocapitalize="none" />&nbsp;&nbsp;<input type="submit" class="button-primary" name="save_license" value="<?php _e('Save License', 'ninjascanner') ?>" />
	</form>
	<br />
	<p><h3><?php
		_e("Don't have a license yet?", 'ninjascanner' );
		echo ' <a href="https://nintechnet.com/ninjascanner/?pricing">';
		_e('Get Premium now!', 'ninjascanner' );
		echo '</a>';
	?></h3></p>
	<br />
	<br />

<?php
}

// =====================================================================

function premium_license_tab( $nscan_options ) {

	$renew = 0;

	$lic_exp_warn = nscan_is_valid();
	if ( empty( $lic_exp_warn ) ) {
		$exp = '';
	} else {
		// Convert to current timezon format:
		nscan_get_blogtimezone();
		$exp = ucfirst( date( 'F d, Y', strtotime( $nscan_options['exp'] ) ) );
	}

	?>
	<br />
	<form method="post">
	<?php
	wp_nonce_field('nscan_license', 'nscannonce', 0);
	?>
	<h3><?php _e('Current License', 'ninjascanner') ?></h3>
	<table class="form-table">
		<tr>
			<th scope="row"><?php _e('License Number', 'ninjascanner') ?></th>
			<td>
			<?php
			if (! $nscan_options['key'] ) {
				$renew = 1;
				?>
				<span class="dashicons dashicons-dismiss" style="font-size:22px;color:red;"></span>&nbsp;&nbsp;<font style="color:red"><?php _e('No license found', 'ninjascanner') ?></font></td>
				<?php
			} else {
				?>
				&nbsp;<input type="text" name="key" value="<?php echo htmlspecialchars( $nscan_options['key'] ) ?>" class="large-text" readonly />
				<p><input class="button-secondary" type="submit" name="check_license" value="<?php _e('Check your license validity', 'ninjascanner') ?>" /></p>
			</td>
				<?php
				}
			?>
		</tr>
		<?php
		if ( $nscan_options['key'] ) {
		?>
		<tr>
			<th scope="row"><?php _e('Expiration date', 'ninjascanner') ?></th>
			<td>
			<?php
			if (! $exp ) {
				$renew = 1;
				?>
				<span class="dashicons dashicons-dismiss" style="font-size:22px;color:red;"></span>
				<?php
				$exp = '<span class="description"><font color="red">'. __('Your license does not seem to be valid.', 'ninjascanner') . '<br />'. __('Click on the "Check your license validity" button to attempt to fix this error.', 'ninjascanner') . '</span>';
			} elseif ( $lic_exp_warn > 1 ) {
				$renew = 1;
				?>
				<span class="dashicons dashicons-warning" style="font-size:22px;color:orange;"></span>
				<?php
				$exp .= '&nbsp;&nbsp;<span class="description"><font color="red">'. __('Your license will expire soon!', 'ninjascanner') . '</font></span>';
			} elseif ( $lic_exp_warn < 0 ) {
				$renew = 1;
				?>
				<span class="dashicons dashicons-dismiss" style="font-size:22px;color:red;"></span>
				<?php
				$exp = '<span class="description"><font color="red">'. __('Your license has expired.', 'ninjascanner') . '</font></span>';
			} else {
				$renew = 0;
				echo '&nbsp;';
			}
			echo "&nbsp;{$exp}" ?>
			</td>
		</tr>
		<?php
		}
	?>
	</table>
	</form>

<?php
	if (! empty( $renew ) ) {
	?>
	<br />

	<h3><?php _e('License renewal', 'ninjascanner') ?></h3>
	<p><?php _e('Enter your license below:', 'ninjascanner' ) ?></p>
	<form method="post">
		<?php wp_nonce_field('nscan_license', 'nscannonce', 0); ?>
		<input type="text" size="50" name="key" value="" required autocomplete="off" autocapitalize="none" />&nbsp;&nbsp;<input type="submit" class="button-primary" name="save_license" value="<?php _e('Save License', 'ninjascanner') ?>" />
	</form>
	<br />
	<p><h3><?php
		_e("Don't have a license yet?", 'ninjascanner' );
		echo ' <a href="https://nintechnet.com/ninjascanner/">';
		_e('Click here to get one!', 'ninjascanner' );
		echo '</a>';
	?></h3></p>
	<br />
	<br />
	<?php
	}
}

// =====================================================================
// EOF