<?php

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/**

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* Load demo data

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* @version 1.0.4

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*/

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if ( ! class_exists( 'Bws_Demo_Data' ) ) {

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class Bws_Demo_Data {

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private $bws_plugin_text_domain, $bws_plugin_prefix, $bws_plugin_page, $bws_plugin_name, $bws_plugin_basename, $bws_demo_options, $bws_demo_folder;

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public function __construct( $args ) {

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$plugin_dir_array = explode( '/', $args['plugin_basename'] );

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$this->bws_plugin_basename = $args['plugin_basename'];

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$this->bws_plugin_prefix = $args['plugin_prefix'];

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$this->bws_plugin_name = $args['plugin_name'];

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$this->bws_plugin_page = $args['plugin_page'];

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$this->bws_demo_folder = $args['demo_folder'];

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$this->bws_plugin_text_domain = $plugin_dir_array[0];

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$this->bws_demo_options = get_option( $this->bws_plugin_prefix . 'demo_options' );

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}

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/**

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* Display "Install demo data" or "Uninstal demo data" buttons

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* @return void

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*/

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function bws_show_demo_button( $form_info ) {

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if ( ! ( is_multisite() && is_network_admin() ) ) {

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if ( empty( $this->bws_demo_options ) ) {

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$value = 'install';

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$button_title = __( 'Install Demo Data', $this->bws_plugin_text_domain );

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} else {

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$value = 'remove';

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$button_title = __( 'Remove Demo Data', $this->bws_plugin_text_domain );

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$form_info = __( 'Delete demo data and restore previous plugin settings.', $this->bws_plugin_text_domain );

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} ?>

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<button class="button" name="bws_handle_demo" value="<?php echo $value; ?>"><?php echo $button_title; ?></button>

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<div class="bws_info"><?php echo $form_info; ?></div>

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<?php }

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}

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/**

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* Display page for confirmation action to install demo data

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* @return void

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*/

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function bws_demo_confirm() {

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if ( 'install' == $_POST['bws_handle_demo'] ) {

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$button_title = __( 'Yes, install demo data', $this->bws_plugin_text_domain );

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$label = __( 'Are you sure you want to install demo data?', $this->bws_plugin_text_domain );

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} else {

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$button_title = __( 'Yes, remove demo data', $this->bws_plugin_text_domain );

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$label = __( 'Are you sure you want to remove demo data?', $this->bws_plugin_text_domain );

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} ?>

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<div>

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<p><?php echo $label; ?></p>

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<form method="post" action="">

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<p>

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<button class="button button-primary" name="bws_<?php echo $_POST['bws_handle_demo']; ?>_demo_confirm" value="true"><?php echo $button_title; ?></button>

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<button class="button" name="bws_<?php echo $_POST['bws_handle_demo']; ?>_demo_deny" value="true"><?php _e( 'No, go back to the settings page', $this->bws_plugin_text_domain ) ?></button>

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<?php wp_nonce_field( $this->bws_plugin_basename, 'bws_settings_nonce_name' ); ?>

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</p>

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</form>

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</div>

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<?php }

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/**

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* @param bool $install_callback

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* @param bool $remove_callback

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*

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* @return array

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*/

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function bws_handle_demo_data( $install_callback = false, $remove_callback = false ) {

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if ( isset( $_POST['bws_install_demo_confirm'] ) && check_admin_referer( $this->bws_plugin_basename, 'bws_settings_nonce_name' ) ) {

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return $this->bws_install_demo_data( $install_callback );

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} elseif ( isset( $_POST['bws_remove_demo_confirm'] ) && check_admin_referer( $this->bws_plugin_basename, 'bws_settings_nonce_name' ) ) {

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return $this->bws_remove_demo_data( $remove_callback );

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} else {

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return false;

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}

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}

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/**

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* Load demo data

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*

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* @param bool|string $callback

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*

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* @return array $message message about the result of the query

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*/

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function bws_install_demo_data( $callback = false ) {

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global $wpdb;

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/* get demo data*/

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$message = array(

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'error' => NULL,

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'done' => NULL,

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'options' => NULL

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);

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$demo_data = array(

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'posts' => NULL,

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'attachments' => NULL,

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'distant_attachments' => NULL,

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'distant_attachments_metadata' => NULL,

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'terms' => NULL,

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'options' => NULL

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);

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$error = 0;

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$page_id = $posttype_post_id = $post_id = '';

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/* get demo data */

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@include_once( $this->bws_demo_folder . 'demo-data.php' );

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$received_demo_data = bws_demo_data_array();

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/*

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* load demo data

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*/

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if ( empty( $received_demo_data ) ) {

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$message['error'] = __( 'Can not get demo data.', $this->bws_plugin_text_domain );

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} else {

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$demo_data = array_merge( $demo_data, $received_demo_data );

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/*

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* check if demo options already loaded

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*/

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if ( ! empty( $this->bws_demo_options ) ) {

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$message['error'] = __( 'Demo settings are already installed.', $this->bws_plugin_text_domain );

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return $message;

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}

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/*

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* load demo options

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*/

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if ( ! empty( $demo_data['options'] ) ) {

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$plugin_options = get_option( $this->bws_plugin_prefix . 'options' );

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/* remember old plugin options */

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if ( ! empty( $plugin_options ) ) {

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$this->bws_demo_options['options'] = $plugin_options;

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$demo_data['options']['display_demo_notice'] = 0;

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update_option( $this->bws_plugin_prefix . 'options', array_merge( $plugin_options, $demo_data['options'] ) );

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}

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} else {

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/* remove demo notice */

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$plugin_options = get_option( $this->bws_plugin_prefix . 'options' );

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if ( 0 != $plugin_options['display_demo_notice'] ) {

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$plugin_options['display_demo_notice'] = 0;

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update_option( $this->bws_plugin_prefix . 'options', $plugin_options );

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}

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}

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/*

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* load demo posts

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*/

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if ( ! empty( $demo_data['posts'] ) ) {

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$wp_upload_dir = wp_upload_dir();

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$attachments_folder = $this->bws_demo_folder . 'images';

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/*

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* load demo terms

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*/

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if ( ! empty( $demo_data['terms'] ) ) {

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foreach ( $demo_data['terms'] as $taxonomy_name => $terms_values_array ) {

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foreach ( $terms_values_array as $term_key => $term_value_single ) {

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$term_exists = term_exists( $term_key, $taxonomy_name );

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if ( ! $term_exists ) {

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$term_id = wp_insert_term(

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$term_value_single, /* the term. */

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$taxonomy_name, /* the taxonomy. */

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array(

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'slug' => $term_key

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)

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);

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if ( is_wp_error( $term_id ) ) {

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$error ++;

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} else {

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$term_IDs[ $taxonomy_name ][ $term_key ] = $term_id['term_id'];

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$term_IDs_new[ $taxonomy_name ][ $term_key ] = $term_id['term_id'];

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}

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} else {

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$term_IDs[ $taxonomy_name ][ $term_key ] = $term_exists['term_id'];

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}

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}

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}

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if ( ! empty( $term_IDs_new ) ) {

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$this->bws_demo_options['terms'] = isset( $this->bws_demo_options['terms'] ) ? array_merge( $this->bws_demo_options['terms'], $term_IDs_new ) : $term_IDs_new;

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}

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}

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/*

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* load demo posts

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*/

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foreach ( $demo_data['posts'] as $post ) {

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if ( preg_match( '/{last_post_id}/', $post['post_content'] ) && ! empty( $post_id ) ) {

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$post['post_content'] = preg_replace( '/{last_post_id}/', $post_id, $post['post_content'] );

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}

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if ( preg_match( '/{template_page}/', $post['post_content'] ) ) {

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if ( empty( $page_id ) && ! empty( $page_template ) ) {

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$page_id = intval( $wpdb->get_var( "SELECT `post_id` FROM $wpdb->postmeta WHERE `meta_key` LIKE '_wp_page_template' AND `meta_value` LIKE '" . $page_template . "' LIMIT 1" ) );

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}

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if ( ! empty( $page_id ) ) {

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$post['post_content'] = preg_replace( '/{template_page}/', '<a href="' . get_permalink( $page_id ) . '">' . get_the_title( $page_id ) . '</a>', $post['post_content'] );

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}

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}

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/* insert current post */

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$post_id = wp_insert_post( $post );

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if ( 'post' == $post['post_type'] ) {

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$posttype_post_id = $post_id;

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}

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/* add taxonomy for posttype */

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if ( 'post' != $post['post_type'] && 'page' != $post['post_type'] && ! empty( $term_IDs ) ) {

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foreach ( $term_IDs as $taxonomy_name => $term_array ) {

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if ( isset( $post['terms'][ $taxonomy_name ] ) ) {

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$selected_terms = $post['terms'][ $taxonomy_name ];

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} else {

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$selected_terms = array();

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$selected_terms[] = intval( $term_array[ array_rand( $term_array ) ] );

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}

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if ( ! wp_set_object_terms( $post_id, $selected_terms, $taxonomy_name, false ) )

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$error ++;

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}

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}

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$attach_id = 0;

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if ( is_wp_error( $post_id ) || 0 == $post_id ) {

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$error ++;

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} elseif ( ! empty( $post_id ) ) {

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/* remember post ID */

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$this->bws_demo_options['posts'][ $post_id ] = get_post_modified_time( 'U', false, $post_id, false );

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$featured_attach_id = '';

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/*

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* load post attachments

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*/

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if ( ! empty( $post['attachments_folder'] ) ) {

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$attachments_list = @scandir( $attachments_folder . '/' . $post['attachments_folder'] );

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if ( 2 < count( $attachments_list ) ) {

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foreach ( $attachments_list as $attachment ) {

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$file = $attachments_folder . '/' . $post['attachments_folder'] . '/' . $attachment;

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/* insert current attachment */

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/* Check if file is image */

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$file_data = @getimagesize( $file );

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$bws_is_image = ! ( $file_data || in_array( $file_data[2], array( 1, 2, 3 ) ) ) ? false : true;

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if ( $bws_is_image ) {

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$destination = $wp_upload_dir['path'] . '/' . $this->bws_plugin_prefix . 'demo_' . $attachment; /* path to new file */

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$wp_filetype = wp_check_filetype( $file, null ); /* Mime-type */

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if ( copy( $file, $destination ) ) { /* if attachment copied */

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$attachment_data = array(

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'post_mime_type' => $wp_filetype['type'],

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'post_title' => $attachment,

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'post_content' => '',

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'post_status' => 'inherit'

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);

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/* insert attschment in to database */

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$attach_id = wp_insert_attachment( $attachment_data, $destination, $post_id );

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if ( 0 != $attach_id ) {

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if ( empty( $featured_attach_id ) )

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$featured_attach_id = $attach_id;

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/* remember attachment ID */

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$this->bws_demo_options['attachments'][] = $attach_id;

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/* insert attachment metadata */

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$attach_data = wp_generate_attachment_metadata( $attach_id, $destination );

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wp_update_attachment_metadata( $attach_id, $attach_data );

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/* insert additional metadata */

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if ( isset( $demo_data['attachments'][ $attachment ] ) ) {

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foreach ( $demo_data['attachments'][ $attachment ] as $meta_key => $meta_value ) {

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if ( '{get_lorem_ipsum}' == $meta_value )

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$meta_value = $this->bws_get_lorem_ipsum();

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add_post_meta( $attach_id, $meta_key, $meta_value );

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}

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}

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} else {

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$error ++;

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}

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} else {

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$error ++;

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}

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}

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}

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}

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}

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[282] Fix | Delete

/*

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* load post attachments

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*/

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if ( ! empty( $post['distant_attachments'] ) ) {

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foreach ( $post['distant_attachments'] as $attachment_name ) {

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if ( isset( $demo_data['distant_attachments_metadata'][ $attachment_name ] ) ) {

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$data = $demo_data['distant_attachments_metadata'][ $attachment_name ];

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$tmp = download_url( $data['url'] );

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$file_array = array(

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'name' => $data['title'],

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'tmp_name' => $tmp

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);

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[297] Fix | Delete

/**

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* Check for download errors

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* if there are error unlink the temp file name

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*/

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if ( is_wp_error( $tmp ) ) {

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@unlink( $file_array[ 'tmp_name' ] );

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continue;

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}

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$attach_id = media_handle_sideload( $file_array, $post_id );

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if ( 0 != $attach_id ) {

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if ( empty( $featured_attach_id ) ) {

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$featured_attach_id = $attach_id;

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}

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/* remember attachment ID */

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$this->bws_demo_options['distant_attachments'][ $attachment_name ] = $attach_id;

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/* insert additional metadata */

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if ( isset( $demo_data['distant_attachments'][ $attachment_name ] ) ) {

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foreach ( $demo_data['distant_attachments'][ $attachment_name ] as $meta_key => $meta_value ) {

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if ( '{get_lorem_ipsum}' == $meta_value ) {

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$meta_value = $this->bws_get_lorem_ipsum();

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}

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add_post_meta( $attach_id, $meta_key, $meta_value );

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}

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}

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} else {

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$error ++;

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}

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} else {

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$error ++;

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}

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}

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}

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/* insert additional post meta */

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if ( isset( $post['post_meta'] ) && ! empty( $post['post_meta'] ) ) {

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foreach ( $post['post_meta'] as $meta_key => $meta_value ) {

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add_post_meta( $post_id, $meta_key, $meta_value );

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}

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}

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/* set template for post type "page" */

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if ( ! empty( $post['page_template'] ) ) {

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update_post_meta( $post_id, '_wp_page_template', $post['page_template'] );

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$page_id = $post_id;

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$page_template = $post['page_template'];

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}

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/* first inserted image is thummbnail for post */

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if ( ! empty( $featured_attach_id ) )

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update_post_meta( $post_id, '_thumbnail_id', $featured_attach_id );

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}

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}

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[351] Fix | Delete

/*

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* Save demo options

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*/

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add_option( $this->bws_plugin_prefix . 'demo_options', $this->bws_demo_options );

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if ( 0 == $error ) {

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$message['done'] = __( 'Demo data successfully installed.', $this->bws_plugin_text_domain );

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if ( ! empty( $posttype_post_id ) ) {

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$message['done'] .= '<br />' . __( 'View post with shortcodes', $this->bws_plugin_text_domain ) . ':&nbsp;<a href="'. get_permalink( $posttype_post_id ) . '" target="_blank">' . get_the_title( $posttype_post_id ) . '</a>';

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}

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if ( ! empty( $page_id ) ) {

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$message['done'] .= '<br />' . __( 'View page with examples', $this->bws_plugin_text_domain ) . ':&nbsp;<a href="'. get_permalink( $page_id ) . '" target="_blank">' . get_the_title( $page_id ) . '</a>';

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}

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if ( ! empty( $demo_data['options'] ) )

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$message['options'] = $demo_data['options'];

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if ( $callback && function_exists( $callback ) )

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call_user_func( $callback );

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} else {

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$message['error'] = __( 'Demo data installation proceeded with some errors.', $this->bws_plugin_text_domain );

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}

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} else {

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$message['error'] = __( 'Post data is missing.', $this->bws_plugin_text_domain );

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}

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}

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return $message;

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}

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[380] Fix | Delete

/**

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* Change url for distant attachments

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* @return $url string

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*/

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function bws_wp_get_attachment_url( $url, $id ) {

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if ( ! empty( $this->bws_demo_options['distant_attachments'] ) && in_array( $id, $this->bws_demo_options['distant_attachments'] ) ) {

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$url = substr( $url, strpos( $url, 'https://' ) );

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}

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return $url;

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}

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[391] Fix | Delete

/**

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* Replace metadata to default for images after saving ( to prevent editing image )

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* @return $data array()

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*/

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function bws_wp_update_attachment_metadata( $data, $id ) {

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if ( ! empty( $data ) && ! empty( $this->bws_demo_options['distant_attachments'] ) && $attachment_name = array_search( $id, $this->bws_demo_options['distant_attachments'] ) ) {

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/* get demo data */

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@include_once( $this->bws_demo_folder . 'demo-data.php' );

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$received_demo_data = bws_demo_data_array();

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if ( isset( $received_demo_data['distant_attachments_metadata'][ $attachment_name ] ) ) {

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[403] Fix | Delete

/* insert attachment metadata */

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$imagesize = @getimagesize( $received_demo_data['distant_attachments_metadata'][ $attachment_name ]['url'] );

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$sizes = ( isset( $received_demo_data['distant_attachments_metadata'][ $attachment_name ]['sizes'] ) ) ? $received_demo_data['distant_attachments_metadata'][ $attachment_name ]['sizes'] : array();

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$data = array(

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'width' => $imagesize[0],

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'height' => $imagesize[1],

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'file' => $received_demo_data['distant_attachments_metadata'][ $attachment_name ]['url'],

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'sizes' => $sizes

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);

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}

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}

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return $data;

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}

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[417] Fix | Delete

/**

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* Change url for distant attachments

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* @return $url string

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*/

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function bws_wp_get_attachment_image_attributes( $attr, $attachment, $size = false ) {

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if ( ! empty( $attr['srcset'] ) && ! empty( $this->bws_demo_options['distant_attachments'] ) && in_array( $attachment->ID, $this->bws_demo_options['distant_attachments'] ) ) {

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$srcset = explode( ', ', $attr['srcset'] );

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foreach ( $srcset as $key => $value ) {

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$srcset[ $key ] = substr( $value, strpos( $value, 'https://' ) );

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}

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$attr['srcset'] = implode( ', ', $srcset );

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}

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return $attr;

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}

[431] Fix | Delete

[432] Fix | Delete

/**

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* Remove demo data

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*

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* @param $callback

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*

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* @return array $message message about the result of the query

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*/

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function bws_remove_demo_data( $callback = false ) {

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$error = 0;

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$message = array(

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'error' => null,

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'done' => null,

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'options' => null

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);

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if ( empty( $this->bws_demo_options ) ) {

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$message['error'] = __( 'Demo data have been already removed.', $this->bws_plugin_text_domain );

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} else {

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[451] Fix | Delete

/*

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* Restore plugin options

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*/

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if ( ! empty( $this->bws_demo_options['options'] ) ) {

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$this->bws_demo_options['options']['display_demo_notice'] = 0;

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update_option( $this->bws_plugin_prefix . 'options', $this->bws_demo_options['options'] );

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if ( $callback && function_exists( $callback ) )

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call_user_func( $callback );

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}

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$done = $this->bws_delete_demo_option();

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if ( ! $done ) {

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$error ++;

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}

[464] Fix | Delete

[465] Fix | Delete

/*

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* Delete all posts

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*/

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if ( ! empty( $this->bws_demo_options['posts'] ) ) {

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foreach ( $this->bws_demo_options['posts'] as $post_id => $last_modified ) {

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/* delete only not modified posts */

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if ( get_post_modified_time( 'U', false, $post_id, false ) == $last_modified ) {

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$done = wp_delete_post( $post_id, true );

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if ( ! $done ) {

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$error ++;

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}

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}

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}

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}

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/* Delete terms */

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if ( ! empty( $this->bws_demo_options['terms'] ) ) {

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foreach ( $this->bws_demo_options['terms'] as $taxonomy_name => $terms_values_array ) {

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foreach ( $terms_values_array as $term_id ) {

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wp_delete_term( $term_id, $taxonomy_name );

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}

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}

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}

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/*

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* Delete all attachments

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*/

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if ( ! empty( $this->bws_demo_options['attachments'] ) ) {

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foreach ( $this->bws_demo_options['attachments'] as $post_id ) {

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$done = wp_delete_attachment( $post_id, true );

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if ( ! $done ) {

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$error ++;

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}

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}

[499] Fix | Delete