<?php
if ( ! defined( 'ABSPATH' ) ) {
die( '-1' );
}
/**
* Ability to interact with post data.
*
* @since 4.4
*/
class Vc_Post_Admin {
/**
* Add hooks required to save, update and manipulate post
*/
public function init() {
// hooks for backend editor
add_action( 'save_post', [ $this, 'save' ] );
add_filter( 'wp_insert_post_data', [ $this, 'change_post_fields' ], 10, 2 );
// hooks for frontend editor
add_action( 'wp_ajax_vc_save', [ $this, 'saveAjaxFe' ] );
add_filter( 'content_save_pre', 'wpb_remove_custom_html' );
}
/**
* Update post frontend editor ajax processing.
*
* @throws Exception
*/
public function saveAjaxFe() {
$post_id = intval( vc_post_param( 'post_id' ) );
vc_user_access()->checkAdminNonce()->validateDie()->wpAny( 'edit_posts', 'edit_pages' )->validateDie()->canEdit( $post_id )->validateDie();
if ( 0 === $post_id ) {
wp_send_json_error();
}
$this->update_post_data( $post_id );
wp_send_json_success();
}
/**
* Update post_content, title and etc.
*
* @since 7.4
* @param $post_id
* @throws Exception
*/
public function update_post_data( $post_id ) {
ob_start();
if ( ! vc_post_param( 'content' ) ) {
return;
}
$post = get_post( $post_id );
$post = $this->set_post_content( $post );
$post = $this->set_post_title( $post );
$post = $this->set_post_status( $post );
$post = $this->set_post_slug( $post );
if ( vc_user_access()->part( 'unfiltered_html' )->checkStateAny( true, null )->get() ) {
kses_remove_filters();
}
remove_filter( 'content_save_pre', 'balanceTags', 50 );
wp_update_post( $post );
$this->setPostMeta( $post_id );
wp_cache_flush();
ob_clean();
}
/**
* Save plugin post meta and post fields.
*
* @since 4.4
*/
public function save( $post_id ) {
if ( defined( 'DOING_AUTOSAVE' ) && DOING_AUTOSAVE || vc_is_inline() ) {
return;
}
$this->setPostMeta( $post_id );
}
/**
* Change post fields corresponding to post settings.
*
* @since 7.4
* @param array $post_fields
* @return array
*
*/
public function change_post_fields( $post_fields ) {
if ( defined( 'DOING_AUTOSAVE' ) && DOING_AUTOSAVE || vc_is_inline() ) {
return $post_fields;
}
$post_fields = $this->set_post_slug( $post_fields );
return $post_fields;
}
/**
* Saves VC Backend editor meta box visibility status.
*
* If post param 'wpb_vc_js_status' set to true, then methods adds/updated post
* meta option with tag '_wpb_vc_js_status'.
* @param $post_id
* @since 4.4
*
*/
public function setJsStatus( $post_id ) {
$value = vc_post_param( 'wpb_vc_js_status' );
if ( null !== $value ) {
if ( '' === get_post_meta( $post_id, '_wpb_vc_js_status' ) ) {
add_post_meta( $post_id, '_wpb_vc_js_status', $value, true );
} elseif ( get_post_meta( $post_id, '_wpb_vc_js_status', true ) !== $value ) {
update_post_meta( $post_id, '_wpb_vc_js_status', $value );
} elseif ( '' === $value ) {
delete_post_meta( $post_id, '_wpb_vc_js_status', get_post_meta( $post_id, '_wpb_vc_js_status', true ) );
}
}
}
/**
* Saves VC interface version which is used for building post content.
* @param $post_id
* @since 4.4
* @todo check is it used everywhere and is it needed?!
* @deprecated not needed anywhere
*/
public function setInterfaceVersion( $post_id ) {
_deprecated_function( '\Vc_Post_Admin::setInterfaceVersion', '4.4', '' );
}
/**
* Set Post Settings for VC.
*
* It is possible to add any data to post settings by adding filter with tag 'vc_hooks_vc_post_settings'.
* @param $post_id
* @since 4.4
* vc_filter: vc_hooks_vc_post_settings - hook to override
* post meta settings for WPBakery Page Builder (used in grid for example)
*/
public function setSettings( $post_id ) {
$settings = array();
$settings = apply_filters( 'vc_hooks_vc_post_settings', $settings, $post_id, get_post( $post_id ) );
if ( is_array( $settings ) && ! empty( $settings ) ) {
update_post_meta( $post_id, '_vc_post_settings', $settings );
} else {
delete_post_meta( $post_id, '_vc_post_settings' );
}
}
/**
* Set post content.
*
* @since 7.4
* @param WP_Post $post
* @return WP_Post $post
*/
public function set_post_content( $post ) {
$post->post_content = stripslashes( vc_post_param( 'content' ) );
return $post;
}
/**
* Set post title.
*
* @since 7.4
* @param WP_Post $post
* @return WP_Post $post
*/
public function set_post_title( $post ) {
$post_title = vc_post_param( 'post_title' );
if ( null !== $post_title ) {
$post->post_title = $post_title;
}
return $post;
}
/**
* Set post status.
*
* @since 7.4
* @param WP_Post $post
* @return WP_Post $post
*/
public function set_post_status( $post ) {
$post_status = vc_post_param( 'post_status' );
if ( $post_status && 'publish' === $post_status ) {
if ( vc_user_access()->wpAll( [
get_post_type_object( $post->post_type )->cap->publish_posts,
$post->ID,
] )->get() ) {
if ( 'private' !== $post->post_status && 'future' !== $post->post_status ) {
$post->post_status = 'publish';
}
} else {
$post->post_status = 'pending';
}
}
return $post;
}
/**
* Set post slug
*
* @param WP_Post | array $post
* @return WP_Post | array
*/
public function set_post_slug( $post ) {
$post_seo = vc_post_param( 'vc_post_custom_seo_settings' );
if ( empty( $post_seo ) ) {
return $post;
}
$post_seo = json_decode( stripslashes( $post_seo ), true );
if ( empty( $post_seo['slug'] ) ) {
return $post;
}
$slug = wp_unique_post_slug(
sanitize_title( $post_seo['slug'] ),
$post->ID,
$post->post_status,
$post->post_type,
$post->post_parent
);
if ( is_array( $post ) ) {
$post['post_name'] = $slug;
} else {
$post->post_name = $slug;
}
return $post;
}
/**
* Set plugin meta to specific post.
*
* @param int $id
* @throws Exception
*/
protected function setPostMeta( $id ) {
if ( ! vc_user_access()->wpAny( array(
'edit_post',
$id,
) )->get() ) {
return;
}
$this->setJsStatus( $id );
if ( 'dopreview' === vc_post_param( 'wp-preview' ) && wp_revisions_enabled( get_post( $id ) ) ) {
$latest_revision = wp_get_post_revisions( $id );
if ( ! empty( $latest_revision ) ) {
$array_values = array_values( $latest_revision );
$id = $array_values[0]->ID;
}
}
if ( 'dopreview' !== vc_post_param( 'wp-preview' ) ) {
$this->setSettings( $id );
}
$meta_list = $this->get_post_meta_list();
$this->setPostMetaByList( $id, $meta_list );
$types = [
'default',
'custom',
];
foreach ( $types as $type ) {
wpbakery()->buildShortcodesCss( $id, $type );
}
}
/**
* Get post meta list.
* @since 7.0
*
* @return array
*/
public function get_post_meta_list() {
return apply_filters( 'vc_post_meta_list',
[
//@since 4.4
'custom_css',
//@since 7.0
'custom_js_header',
'custom_js_footer',
'custom_layout',
//@since 7.4
'custom_seo_settings',
]
);
}
/**
* Set post meta by meta list.
* @note we keep this data for meta in regular $_POST
* @see include/templates/editors/partials/vc_post_custom_meta.tpl.php
* @note we also additionally save data for frontend editor in ajax request to push it in $_POST
* and save it than in that method
* @see assets/js/frontend_editor/shortcodes_builder.js ShortcodesBuilder::save()
* @since 7.0
*
* @param int $id
* @param array $meta_list
*/
public function setPostMetaByList( $id, $meta_list ) {
foreach ( $meta_list as $meta_name ) {
$post_param = vc_post_param( 'vc_post_' . $meta_name );
$value = apply_filters( 'vc_base_save_post_' . $meta_name, $post_param, $id );
if ( null !== $value && empty( $value ) ) {
delete_metadata( 'post', $id, '_wpb_post_' . $meta_name );
} elseif ( null !== $value ) {
$value = wp_strip_all_tags( $value );
update_metadata( 'post', $id, '_wpb_post_' . $meta_name, $value );
}
}
}
}