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<?php |
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|
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abstract class FV_Player_Wizard_Base_Class { |
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|
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private $args = array(); |
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|
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private $id = false; |
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|
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private $page; |
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|
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// array of class names based on FV_Player_Wizard_Step_Base_Class |
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private $steps = array(); |
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|
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private $version = '8.0.20'; |
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|
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private $title = false; |
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|
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/** |
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* Create a new instance of the Wizard class |
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* |
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* @param array $args { |
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* id string Used for WP Ajax |
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* page string the ?page=NAME of the wp-admin page with the Wizard for CSS loadign |
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* steps_path string Path to folder with all the step_*.php Wizard step files |
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* title string Wizard title to display |
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* } |
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* |
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*/ |
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function __construct( $args ) { |
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$this->args = $args; |
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$this->args['steps_path'] = trailingslashit($this->args['steps_path']); |
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|
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$this->set_id($this->args['id']); |
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|
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$this->load_steps($this->args['steps_path']); |
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|
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$this->page = $this->args['page']; |
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|
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$this->set_title($this->args['title']); |
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|
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// TODO: Somehow make these work even if self is only loadedd |
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// on the wizard screen |
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add_action( 'wp_ajax_'.$this->get_id().'_step', array( $this, 'ajax' ) ); |
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|
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add_action( 'admin_init', array( $this, 'styles' ) ); |
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} |
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|
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/* |
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* Accepts a callback function which should use $fv_fp->_get_input_text or similar |
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*/ |
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function add_step($step) { |
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$this->steps[] = $step; |
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} |
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|
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function ajax() { |
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if( !wp_verify_nonce( sanitize_text_field( wp_unslash( $_POST['nonce'] ) ), $this->get_id() ) ) { |
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wp_send_json( array( 'error' => 'Invalid nonce' ) ); |
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} |
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|
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$class_name = (string)$this->get_step( sanitize_text_field( $_POST['step_name'] ) ); |
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$step = new $class_name; |
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|
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$result = call_user_func( array($step,'process') ); |
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wp_send_json( $result ); |
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} |
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|
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function get_id() { |
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return $this->id; |
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} |
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|
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/** |
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* @param string $i Step name to get |
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* |
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* @return string Step name, if it's indeed added to the list of steps |
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*/ |
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function get_step($i) { |
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if( is_string($i) && in_array($i, $this->steps, true ) ) { |
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return $i; |
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|
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} |
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} |
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|
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function get_steps() { |
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return $this->steps; |
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} |
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|
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function get_title() { |
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return $this->title; |
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} |
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|
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function load_steps($path) { |
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$files = glob($path.'/step_*.php'); |
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if( count($files) > 0 ) { |
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foreach( $files AS $file ) { |
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include_once($file); |
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} |
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} |
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} |
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|
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function log( $args ) { |
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$args = wp_parse_args( $args, array( |
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'title' => false, |
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'message' => false, |
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'date' => gmdate('r'), |
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'status' => 'info', |
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'time' => time() |
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)); |
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|
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$logs = get_option( $this->log_name(), array() ); |
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$logs[] = $args; |
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update_option( $this->log_name(), $logs, false ); |
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} |
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|
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function log_get() { |
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return get_option( $this->log_name(), array() ); |
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} |
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|
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function log_name() { |
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return $this->get_id().'-logs'; |
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} |
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|
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function log_show() { |
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if( count($this->log_get()) ) : ?> |
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<a href='#' class='button' data-fv-wizard-show-log='<?php echo esc_attr($this->get_id()); ?>'>Show wizard log (<?php echo count($this->log_get()); ?>)</a> |
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<table data-fv-wizard-log-wrap='<?php echo esc_attr($this->get_id()); ?>' style='display: none'> |
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<?php foreach( array_reverse($this->log_get()) AS $log ) : |
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$color = '#8f8'; |
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if( $log['status'] == 'warning' ) { |
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$color = '#ff8'; |
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} else if( $log['status'] == 'error' ) { |
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$color = '#f88'; |
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} |
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?> |
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<tr style='background-color: <?php echo htmlentities($color); ?>'> |
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<td><?php echo htmlentities( $log['date'] ); ?></td> |
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<td><?php echo htmlentities($log['title']); ?></td> |
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<td><?php echo htmlentities(print_r($log['message'], true)); ?></td> |
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</tr> |
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<?php endforeach; ?> |
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</table> |
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|
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<script> |
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jQuery(document).on( 'click', '[data-fv-wizard-show-log]', function() { |
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jQuery('[data-fv-wizard-log-wrap='+jQuery(this).data('fv-wizard-show-log')+']').toggle(); |
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return false; |
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}); |
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</script> |
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<?php endif; |
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} |
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|
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function register_step($class) { |
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if( in_array($class,$this->get_steps()) ) { |
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echo "<div class='error'><p>Error: Step " . esc_html( $class ) . " already loaded!</p></div>"; |
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return; |
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} |
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$this->add_step($class); |
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} |
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|
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function show() { |
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?> |
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<style> |
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.regular-text { |
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width: 40em; |
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} |
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img.fv-player-wizard-logo { |
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float: left; |
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height: 32px; |
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margin-top: -5px; |
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} |
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</style> |
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<div class="fv-player-wizard" data-fv-player-wizard> |
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<?php |
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echo '<img class="fv-player-wizard-logo" src="'.plugins_url( 'images/logo.png', $this->args['steps_path'].'sample' ).'" /><h1 class="wp-heading-inline">'.$this->get_title().'</h1>'; |
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|
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$shown_one_step = false; // only show a single step |
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$i = 0; // keep track of the step being processed |
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$first_step_number = -1; // remember the first visible step number, very important |
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foreach( $this->get_steps() AS $class_name ) { |
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$step = new $class_name; |
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|
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if( !call_user_func( array($step,'should_show') ) ) { |
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$i++; |
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continue; |
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} |
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|
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$style = $shown_one_step ? " style='display: none;'" : ""; |
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$shown_one_step = true; |
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|
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$extra_fields = ""; |
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if( $fields = call_user_func( array($step,'extra_fields') ) ) { |
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$extra_fields = " data-extra-fields='".wp_json_encode($fields)."'"; |
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} |
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|
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echo "<table class='form-table fv-player-wizard-step' data-step='".intval($i)."' data-step_name='".esc_attr($class_name)."'".$style.$extra_fields.">\n"; |
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|
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call_user_func( array($step,'display') ); |
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|
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call_user_func( array($step,'buttons') ); |
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|
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echo "</table>\n"; |
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|
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call_user_func( array($step,'extra_scripts') ); |
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|
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if( $first_step_number < 0 ) { |
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$first_step_number = $i; |
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} |
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|
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$i++; |
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} |
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?> |
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</div> |
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<?php |
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|
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$this->log_show(); |
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|
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wp_enqueue_script( 'fv_player_wizard_base', plugins_url('fv-player-wizard-base.js', __FILE__), array('jquery'), $this->version ); |
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wp_localize_script( 'fv_player_wizard_base', 'fv_player_wizard_base', array( |
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'first_step_number' => $first_step_number, |
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'id' => $this->id, |
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'nonce' => wp_create_nonce( $this->get_id() ) |
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)); |
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|
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} |
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|
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function styles() { |
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if( !empty($_GET['page']) && strcmp( $this->page, sanitize_key( $_GET['page'] ) ) == 0 ) { |
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wp_enqueue_style( 'fv_player_wizard_base', plugins_url('fv-player-wizard-base.css', __FILE__), array(), $this->version ); |
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} |
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} |
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|
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function set_id($id) { |
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$this->id = $id; |
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} |
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|
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function set_title($title) { |
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$this->title = $title; |
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} |
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|
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} |
