%PDF-
%PDF-
Mini Shell
Mini Shell
<?php
if (!defined('UPDRAFTCENTRAL_CLIENT_DIR')) die('No access.');
/**
* Handles Posts Commands
*/
class UpdraftCentral_Posts_Commands extends UpdraftCentral_Commands {
private $switched = false;
/**
* Function that gets called before every action
*
* @param string $command a string that corresponds to UDC command to call a certain method for this class.
* @param array $data an array of data post or get fields
* @param array $extra_info extrainfo use in the udrpc_action, e.g. user_id
*
* link to udrpc_action main function in class UpdraftPlus_UpdraftCentral_Listener
*/
public function _pre_action($command, $data, $extra_info) {// phpcs:ignore Generic.CodeAnalysis.UnusedFunctionParameter.Found, VariableAnalysis.CodeAnalysis.VariableAnalysis.UnusedVariable
// Here we assign the current blog_id to a variable $blog_id
$blog_id = get_current_blog_id();
if (!empty($data['site_id'])) $blog_id = $data['site_id'];
if (function_exists('switch_to_blog') && is_multisite() && $blog_id) {
$this->switched = switch_to_blog($blog_id);
}
}
/**
* Function that gets called after every action
*
* @param string $command a string that corresponds to UDC command to call a certain method for this class.
* @param array $data an array of data post or get fields
* @param array $extra_info extrainfo use in the udrpc_action, e.g. user_id
*
* link to udrpc_action main function in class UpdraftPlus_UpdraftCentral_Listener
*/
public function _post_action($command, $data, $extra_info) {// phpcs:ignore Generic.CodeAnalysis.UnusedFunctionParameter.Found, VariableAnalysis.CodeAnalysis.VariableAnalysis.UnusedVariable
// Here, we're restoring to the current (default) blog before we switched
if ($this->switched) restore_current_blog();
}
/**
* Fetch and retrieves posts based from the submitted parameters
*
* @param array $params Containing all the needed information to filter the results of the current request
* @return array
*/
public function get_posts($params) {
$error = $this->_validate_capabilities(array('publish_posts', 'edit_posts', 'delete_posts'));
if (!empty($error)) return $error;
// check paged parameter; if empty set to defaults
$paged = !empty($params['paged']) ? (int) $params['paged'] : 1;
$numberposts = !empty($params['numberposts']) ? (int) $params['numberposts'] : 10;
$offset = ($paged - 1) * $numberposts;
$args = array(
'posts_per_page' => $numberposts,
'paged' => $paged,
'offset' => $offset,
'post_type' => 'post',
'post_status' => 'publish,private,draft,pending,future',
);
if (!empty($params['keyword'])) {
$args['s'] = $params['keyword'];
}
if (!empty($params['category'])) {
$args['cat'] = (int) $params['category'];
}
if (!empty($params['date'])) {
list($monthnum, $year) = explode(':', $params['date']);
$args['monthnum'] = $monthnum;
$args['year'] = $year;
}
if (!empty($params['status']) && 'all' !== $params['status']) {
$args['post_status'] = $params['status'];
}
$query = new WP_Query($args);
$result = $query->posts;
$count_posts = (int) $query->found_posts;
$page_count = 0;
if ($count_posts > 0) {
$page_count = absint($count_posts / $numberposts);
$remainder = absint($count_posts % $numberposts);
$page_count = ($remainder > 0) ? ++$page_count : $page_count;
}
$info = array(
'page' => $paged,
'pages' => $page_count,
'results' => $count_posts,
'items_from' => (($paged * $numberposts) - $numberposts) + 1,
'items_to' => ($paged == $page_count) ? $count_posts : $paged * $numberposts,
);
$posts = array();
if (!empty($result)) {
foreach ($result as $post) {
// Pulling any other relevant and additional information regarding
// the post before returning it in the response.
$postdata = $this->get_postdata($post, false);
if (!empty($postdata)) {
array_push($posts, $postdata);
}
}
}
$response = array(
'posts' => $posts,
'options' => $this->get_options(),
'info' => $info,
'posts_count' => $this->get_post_status_counts('post'),
);
// Load any additional information if preload parameter is set. Will only be
// requested on initial load of items in UpdraftCentral.
if (isset($params['preload']) && $params['preload']) {
$response = array_merge($response, $this->get_preload_data());
}
return $this->_response($response);
}
/**
* Extracts public properties from complex object and return a simple
* object (stdClass) that contains the public properties of the original object.
*
* @param object $obj Any type of complex objects that needs converting (e.g. WP_Taxonomy, WP_Term or WP_User)
* @return stdClass
*/
private function trim_object($obj) {
// To preserve the object's accessibility through its properties we recreate
// the object using the stdClass and fill it with the public properties
// that will be extracted from the original object ($obj).
$newObj = new stdClass();
if (is_object($obj)) {
// Making sure that we only extract those publicly accessible properties excluding
// the private, protected, static ones and methods.
$props = get_object_vars($obj);
if (!empty($props)) {
foreach ($props as $key => $value) {
$newObj->{$key} = $value;
}
}
}
return $newObj;
}
/**
* Retrieves information that will be preloaded in UC for quick and easy access
* when editing a certain page or post
*
* @return array
*/
private function get_preload_data() {
if (!function_exists('get_page_templates')) {
require_once(ABSPATH.'wp-admin/includes/theme.php');
}
$templates = get_page_templates();
if (!empty($templates)) {
$templates = array_flip($templates);
if (!isset($templates['default'])) {
$templates['default'] = __('Default template', 'updraftplus');
}
}
// Preloading elements saves time and avoid unnecessary round trips to fetch
// these information individually.
$categories = $this->get_categories();
$tags = $this->get_tags();
$authors = $this->get_authors();
$parent_pages = $this->get_parent_pages();
return array(
'preloaded' => json_encode(array(
'taxonomies' => $this->get_taxonomies(),
'categories' => $categories['data'],
'tags' => $tags['data'],
'authors' => $authors['data']['authors'],
'parent_pages' => $parent_pages['data']['pages'],
'templates' => $templates,
))
);
}
/**
* Retrieves the total number of items found under each post statuses
*
* @return array
*/
private function get_post_status_counts() {
$posts = wp_count_posts('post');
$publish = (int) $posts->publish;
$private = (int) $posts->private;
$draft = (int) $posts->draft;
$pending = (int) $posts->pending;
$future = (int) $posts->future;
$trash = (int) $posts->trash;
// We exclude "trash" from the overall total as WP doesn't actually
// consider or include it in the total count.
$all = $publish + $private + $draft + $pending + $future;
return array(
'all' => $all,
'publish' => $publish,
'private' => $private,
'draft' => $draft,
'pending' => $pending,
'future' => $future,
'trash' => $trash,
);
}
/**
* Retrieves a collection of formatted dates found for the given post statuses.
* It will be used as options for the date filter when managing the posts in UpdraftCentral.
*
* @return array
*/
private function get_date_options() {
global $wpdb;
$date_options = $wpdb->get_col("SELECT DATE_FORMAT(`post_date`, '%M %Y') as `formatted_post_date` FROM {$wpdb->posts} WHERE `post_type` = 'post' AND `post_status` IN ('publish', 'private', 'draft', 'pending', 'future') GROUP BY `formatted_post_date` ORDER BY `post_date` DESC");
return $date_options;
}
/**
* Make sure that we have the required fields to use in UpdraftCentral for
* displaying the categories and tags sections. Add if missing.
*
* @param object $item Taxonomy item to check
* @return object
*/
protected function map_tax($item) {
$taxs = array('category' => 'categories', 'post_tag' => 'tags');
if (array_key_exists($item->name, $taxs)) {
if (!isset($item->show_in_rest)) $item->show_in_rest = true;
if (!isset($item->rest_base)) $item->rest_base = $taxs[$item->name];
}
return $item;
}
/**
* Fetch and retrieves available taxonomies for this site and some capabilities specific
* to tags and categories when managing them.
*
* @return array
*/
private function get_taxonomies() {
$taxonomies = get_taxonomies(array(), 'objects');
$taxonomies = array_map(array($this, 'map_tax'), $taxonomies);
$response = array(
'taxonomies' => $taxonomies,
'current_user_cap' => array(
'manage_categories' => current_user_can('manage_categories'),
'edit_categories' => current_user_can('edit_categories'),
'delete_categories' => current_user_can('delete_categories'),
'assign_categories' => current_user_can('assign_categories'),
'manage_post_tags' => current_user_can('manage_post_tags'),
'edit_post_tags' => current_user_can('edit_post_tags'),
'delete_post_tags' => current_user_can('delete_post_tags'),
'assign_post_tags' => current_user_can('assign_post_tags'),
)
);
return $response;
}
/**
* Fetch and retrieves categories based from the submitted parameters
*
* @param array $query Containing all the needed information to filter the results of the current request
* @return array
*/
public function get_categories($query = array()) {
$page = !empty($query['page']) ? (int) $query['page'] : 1;
$items_per_page = !empty($query['per_page']) ? (int) $query['per_page'] : 50;
$offset = ($page - 1) * $items_per_page;
$order = !empty($query['order']) ? $query['order'] : 'asc';
$orderby = !empty($query['orderby']) ? $query['orderby'] : 'name';
$args = array(
'hide_empty' => false,
'orderby' => $orderby,
'order' => $order,
'number' => $items_per_page,
'offset' => $offset
);
$categories = get_categories($args);
$category_options = array();
if (!empty($categories)) {
foreach ($categories as $key => $term) {
$parent_term = get_term((int) $term->parent, $term->taxonomy);
if (!is_wp_error($parent_term) && !is_null($parent_term)) {
$parent_term = json_encode($this->trim_object($parent_term));
} else {
$parent_term = '';
}
$category_options[] = array(
'id' => $term->term_id,
'name' => $term->name,
'parent' => $term->parent
);
$categories[$key] = array(
'term' => json_encode($this->trim_object($term)),
'misc' => array(
'link' => get_term_link($term),
'parent_term' => $parent_term,
'taxonomy' => $term->taxonomy
)
);
}
}
$categorytax = get_taxonomy('category');
$parent_dropdown_args = array(
'taxonomy' => 'category',
'hide_empty' => 0,
'name' => 'newcategory_parent',
'orderby' => 'name',
'hierarchical' => 1,
'show_option_none' => '— '.$categorytax->labels->parent_item.' —',
'echo' => false
);
$parent_dropdown_args = apply_filters('post_edit_category_parent_dropdown_args', $parent_dropdown_args);
$parent_dropdown = wp_dropdown_categories($parent_dropdown_args);
if (!function_exists('wp_popular_terms_checklist')) {
require_once ABSPATH . 'wp-admin/includes/template.php';
}
ob_start();
wp_popular_terms_checklist('category');
$popular_terms_checklist = ob_get_contents();
ob_end_clean();
return $this->_response(array(
'terms' => $categories,
'misc' => array(
'formatted' => $category_options,
'raw' => $categories,
'tax' => json_encode($this->trim_object($categorytax)),
'popular' => $popular_terms_checklist,
'parent_dropdown' => $parent_dropdown,
'capabilities' => array(
'can_edit_terms' => current_user_can($categorytax->cap->edit_terms)
)
)
));
}
/**
* Fetch and retrieves tags based from the submitted parameters
*
* @param array $query Containing all the needed information to filter the results of the current request
* @return array
*/
public function get_tags($query = array()) {
$page = !empty($query['page']) ? (int) $query['page'] : 1;
$items_per_page = !empty($query['per_page']) ? (int) $query['per_page'] : 50;
$offset = ($page - 1) * $items_per_page;
$order = !empty($query['order']) ? $query['order'] : 'desc';
$orderby = !empty($query['orderby']) ? $query['orderby'] : 'count';
$args = array(
'hide_empty' => false,
'orderby' => $orderby,
'order' => $order,
'number' => $items_per_page,
'offset' => $offset
);
$tags = get_tags($args);
$tag_options = array();
$tag_cloud = '';
if (!empty($tags)) {
$tags_for_cloud = array();
foreach ($tags as $key => $term) {
if (!isset($term->link)) $term->link = get_tag_link($term->term_id);
array_push($tags_for_cloud, $term);
$parent_term = get_term((int) $term->parent, $term->taxonomy);
if (!is_wp_error($parent_term) && !is_null($parent_term)) {
$parent_term = json_encode($this->trim_object($parent_term));
} else {
$parent_term = '';
}
$tag_options[] = array(
'id' => $term->term_id,
'name' => $term->name,
);
$tags[$key] = array(
'term' => json_encode($this->trim_object($term)),
'misc' => array(
'link' => get_term_link($term),
'parent_term' => $parent_term,
'taxonomy' => $term->taxonomy
)
);
}
if (!function_exists('wp_generate_tag_cloud')) {
require_once ABSPATH.WPINC.'/category-template.php';
}
$tag_cloud = wp_generate_tag_cloud($tags_for_cloud, array(
'smallest' => 10,
'largest' => 22,
'unit' => 'pt',
'number' => 10,
'format' => 'flat',
'separator' => " ",
'orderby' => 'count',
'order' => 'DESC',
'show_count' => 1,
'echo' => false
));
}
$tagtax = get_taxonomy('post_tag');
return $this->_response(array(
'terms' => $tags,
'misc' => array(
'formatted' => $tag_options,
'raw' => $tags,
'tax' => json_encode($this->trim_object($tagtax)),
'tag_cloud' => $tag_cloud,
'capabilities' => array(
'can_assign_terms' => current_user_can($tagtax->cap->assign_terms)
)
)
));
}
/**
* Fetch all available taxonomies and terms information for the given post object
*
* @param array $post The "Post" object to use when retrieving the information
* @return array
*/
private function get_taxonomies_terms($post) {
$taxonomies = get_object_taxonomies($post->post_type, 'objects');
$taxonomies = array_map(array($this, 'map_tax'), $taxonomies);
$taxonomy_names = array();
$taxonomy_terms = array();
$taxonomy_caps = array();
foreach ($taxonomies as $taxonomy) {
$terms = get_the_terms($post->ID, $taxonomy->name);
$terms = !is_array($terms) ? (array) $terms : $terms;
$taxonomy_terms[$taxonomy->name] = $terms;
$taxonomy_caps[$taxonomy->name] = array(
'hierarchical' => is_taxonomy_hierarchical($taxonomy->name),
'edit_terms' => current_user_can($taxonomy->cap->edit_terms),
'assign_terms' => current_user_can($taxonomy->cap->assign_terms),
);
array_push($taxonomy_names, $taxonomy->name);
}
return array(
'objects' => $taxonomies,
'names' => $taxonomy_names,
'terms' => $taxonomy_terms,
'caps' => $taxonomy_caps,
);
}
/**
* Retrieves the underlying data for the given post. Some extra information are
* passed along that will be consumed by the editor in UpdraftCentral
*
* @param int|object $param Post object or a post ID
* @param boolean $encode True to encode the post object, false otherwise
* @return array
*/
public function get_postdata($param, $encode = true) {
$response = array();
if (is_object($param) && isset($param->ID)) {
$post = $param;
} elseif (is_numeric($param)) {
$post = get_post($param);
}
if ($post) {
$post_type_obj = get_post_type_object($post->post_type);
$is_post_type_viewable = false;
if (!empty($post_type_obj)) {
$is_post_type_viewable = $post_type_obj->publicly_queryable || ($post_type_obj->_builtin && $post_type_obj->public);
}
if (!function_exists('get_sample_permalink')) {
require_once ABSPATH.'wp-admin/includes/post.php';
}
// Validate template exists on the current theme, otherwise,
// reset the template to default.
$template = get_page_template_slug($post->ID);
if (!empty($template)) {
$page_templates = wp_get_theme()->get_page_templates($post);
if ('default' != $template && !isset($page_templates[$template])) {
update_post_meta($post->ID, '_wp_page_template', 'default');
}
}
$published_date = array(
'jj' => date('d', strtotime($post->post_date)),
'mm' => date('m', strtotime($post->post_date)),
'aa' => date('Y', strtotime($post->post_date)),
'hh' => date('H', strtotime($post->post_date)),
'mn' => date('i', strtotime($post->post_date)),
'ss' => date('s', strtotime($post->post_date))
);
$taxonomies = $this->get_taxonomies_terms($post);
$response = array(
'post' => $encode ? json_encode($post) : $post,
'misc' => array(
'guid_rendered' => apply_filters('get_the_guid', $post->guid, $post->ID),
'link' => get_permalink($post->ID),
'slug' => $post->post_name,
'site_url' => site_url('/'),
'title_rendered' => get_the_title($post->ID),
'content_rendered' => apply_filters('the_content', $post->post_content),
'excerpt' => $post->post_excerpt,
'featured_media' => 0,
'sticky' => is_sticky($post->ID),
'template' => get_page_template_slug($post->ID),
'permalink_template' => get_permalink($post->ID, true),
'author_name' => get_the_author_meta('display_name', $post->post_author),
'publish_month_year' => date('F Y', strtotime($post->post_date)),
'published_date' => $published_date,
'format' => get_post_format($post->ID),
'post_type_name' => $post_type_obj->name,
'post_type_viewable' => $is_post_type_viewable,
'post_type_public' => $post_type_obj->public,
'post_type_hierarchical' => $post_type_obj->hierarchical,
'sample_permalink' => get_sample_permalink($post->ID, $post->post_title, ''),
'taxonomy_objects' => $taxonomies['objects'],
'taxonomy_names' => $taxonomies['names'],
'taxonomy_terms' => $taxonomies['terms'],
'taxonomy_caps' => $taxonomies['caps'],
'post_password_required' => post_password_required($post),
'post_type_supports_authors' => post_type_supports($post->post_type, 'author'),
'post_type_supports_comments' => post_type_supports($post->post_type, 'comments'),
'post_type_supports_revisions' => post_type_supports($post->post_type, 'revisions'),
'post_revisions' => array(), // N.B. We're not going to allow revisions editing for now
'post_thumbnail_id' => get_post_thumbnail_id($post->ID),
'can_publish_posts' => current_user_can($post_type_obj->cap->publish_posts),
'can_edit_others_posts' => current_user_can($post_type_obj->cap->edit_others_posts),
'can_unfiltered_html' => current_user_can('unfiltered_html')
)
);
if (!function_exists('wp_popular_terms_checklist') || !function_exists('get_terms_to_edit')) {
require_once ABSPATH . 'wp-admin/includes/template.php';
require_once ABSPATH . 'wp-admin/includes/taxonomy.php';
}
if (!function_exists('wp_get_post_categories')) {
require_once(ABSPATH.WPINC.'/post.php');
}
$categories = wp_get_post_categories($post->ID, array('fields' => 'ids'));
if (!is_wp_error($categories)) {
$response['misc']['categories'] = empty($categories) ? array() : $categories;
$terms_to_edit = get_terms_to_edit($post->ID, 'category');
if (!empty($terms_to_edit)) {
$response['misc']['categories_list'] = str_replace(',', ', ', $terms_to_edit);
}
$popular_ids = wp_popular_terms_checklist('category', 0, 10, false);
// On WP 3.4 the "wp_terms_checklist" doesn't have an "echo" parameter and will automatically
// display the rendered checklist. Therefore, we're going to pull the terms so that all
// versions starting from WP 3.4 will pull the content instead of displaying them.
ob_start();
// In this call we'll have to set the "echo" parameter to true so that later version of WP
// will be able to catch and process it.
wp_terms_checklist($post->ID, array('taxonomy' => 'category', 'popular_cats' => $popular_ids, 'echo' => true));
$popular_checklist = ob_get_contents();
ob_end_clean();
$response['misc']['categories_checklist'] = $popular_checklist;
ob_start();
wp_terms_checklist($post->ID, array('taxonomy' => 'category', 'checked_ontop' => 0, 'echo' => true));
$quickedit_checklist = ob_get_contents();
ob_end_clean();
$response['misc']['categories_quickedit_checklist'] = $quickedit_checklist;
}
$tags = wp_get_post_tags($post->ID, array('fields' => 'ids'));
if (!is_wp_error($tags)) {
$response['misc']['tags'] = empty($tags) ? array() : $tags;
$terms_to_edit = get_terms_to_edit($post->ID, 'post_tag');
if (!empty($terms_to_edit)) {
$response['misc']['tags_list'] = str_replace(',', ', ', $terms_to_edit);
}
}
// Naturally, the "featured_media" will suffice when loading the image (media) in
// UpdraftCentral since the value in this field is the actual image id of the featured
// media used in UC. If we currently don't have an entry in the "featured_media_updraftcentral" meta,
// then UC will need to download the featured media (image) for this current post/page
// using the "featured_media_url" field (below) if not empty.
$featured_media = get_post_meta($post->ID, 'featured_media_updraftcentral', true);
if (!empty($featured_media)) {
$response['misc']['featured_media'] = $featured_media;
}
// Retrieve featured media if currently present for the given post/page.
// If present, we pull the image (media) URL in case there's a need for
// UpdraftCentral to download the image upon loading the editor (e.g. the featured_media id
// above no longer exists).
$media_id = (int) get_post_thumbnail_id($post->ID);
if (!empty($media_id)) {
$response['misc']['featured_media_url'] = wp_get_attachment_url($media_id);
} else {
// The post/page no longer has a "featured_media" or doesn't have one currently, therefore,
// we're going to set the "featured_media" and "featured_media_url" fields to both empty to
// to avoid any further actions (e.g. download media).
$response['misc']['featured_media'] = 0;
$response['misc']['featured_media_url'] = '';
}
}
return $response;
}
/**
* Changes the state/status of the submitted post(s)
*
* @param array $params An array of data that serves as parameters for the given request
* @return array
*/
public function set_state($params) {
$error = $this->_validate_capabilities(array('publish_posts', 'edit_posts', 'delete_posts'));
if (!empty($error)) return $error;
$result = array();
if (!empty($params['list'])) {
$posts = array();
foreach ($params['list'] as $key => $id) {
$post = $this->apply_state($id, $params['action']);
if (!empty($post)) {
array_push($posts, $post);
}
}
if (!empty($posts)) {
$result = array('posts' => $posts);
}
} elseif (!empty($params['id'])) {
$post = $this->apply_state($params['id'], $params['action']);
if (!empty($post)) $result = $post;
}
if (!empty($result)) {
$response = $this->get_posts($params);
if (!empty($response['response']) && 'rpcok' === $response['response']) {
$result['get_posts'] = $response['data'];
}
return $this->_response($result);
} else {
return $this->_generic_error_response('post_state_change_failed', array('action' => $params['action']));
}
}
/**
* Creates new category
*
* @param array $params An array of data that serves as parameters for the given request
* @param boolean $wrap_response Indicates whether to wrap the response based on local or UpdraftCentral calls. Default true.
* @return array
*/
public function add_category($params, $wrap_response = true) {
$error = $this->_validate_capabilities(array('manage_categories'));
if (!empty($error)) return $error;
$name = sanitize_text_field($params['name']);
$args = array();
if (!empty($params['parent'])) {
$args['parent'] = $params['parent'];
}
$result = wp_insert_term($name, 'category', $args);
if (!is_wp_error($result)) {
$term_id = $result['term_id'];
$term = get_term($term_id, 'category');
$data = array();
if (!is_wp_error($term)) {
$data = array(
'id' => $term->term_id,
'count' => $term->count,
'description' => $term->description,
'link' => get_term_link($term->term_id, 'category'),
'name' => $term->name,
'slug' => $term->slug,
'taxonomy' => $term->taxonomy,
'parent' => $term->parent,
'meta' => array()
);
$categories = $this->get_categories();
if ($wrap_response) $data['categories'] = json_encode($categories['data']);
}
return $wrap_response ? $this->_response($data) : $data;
} else {
$error = array(
'message' => __($result->get_error_message(), 'updraftplus')
);
return $wrap_response ? $this->_generic_error_response('post_add_category_failed', $error) : $error;
}
}
/**
* Assigns categories to a certain post object
*
* @param int $post_id The ID of the post object
* @param array $category_ids A collection of category IDs to assign to the post object
* @return void
*/
private function assign_category_to_post($post_id, $category_ids) {
if (!empty($category_ids)) {
// Making sure that we have the correct type to use and we
// don't have any redundant IDs before saving.
$category_ids = array_unique(array_map('intval', $category_ids));
// Attach (new) categories to post
wp_set_object_terms($post_id, $category_ids, 'category');
} else {
wp_set_object_terms($post_id, get_option('default_category'), 'category');
}
}
/**
* Creates new tag
*
* @param array $params An array of data that serves as parameters for the given request
* @param boolean $wrap_response Indicates whether to wrap the response based on local or UpdraftCentral calls. Default true.
* @return array
*/
public function add_tag($params, $wrap_response = true) {
// N.B. Since the "manage_post_tags" capability does not exist in WP 3.4. We'll use the "manage_categories" instead. Besides, the "manage_post_tags" along with the other tag-related capabilities in the latest versions are actually mapped to the "manage_categories" capability (refer to wp-includes/capabilities.php under the "map_meta_cap" function).
$error = $this->_validate_capabilities(array('manage_categories'));
if (!empty($error)) return $error;
$name = sanitize_text_field($params['name']);
$result = wp_insert_term($name, 'post_tag');
if (!is_wp_error($result)) {
$term_id = $result['term_id'];
$term = get_term($term_id, 'post_tag');
$data = array();
if (!is_wp_error($term)) {
$data = array(
'id' => $term->term_id,
'count' => $term->count,
'description' => $term->description,
'link' => get_term_link($term->term_id, 'post_tag'),
'name' => $term->name,
'slug' => $term->slug,
'taxonomy' => $term->taxonomy,
'meta' => array()
);
$tags = $this->get_tags();
if ($wrap_response) $data['tags'] = json_encode($tags['data']);
}
return $wrap_response ? $this->_response($data) : $data;
} else {
$error = array(
'message' => __($result->get_error_message(), 'updraftplus')
);
return $wrap_response ? $this->_generic_error_response('post_add_tag_failed', $error) : $error;
}
}
/**
* Assigns tags to a certain post object
*
* @param int $post_id The ID of the post object
* @param array $tag_ids A collection of tag IDs to assign to the post object
* @return void
*/
private function assign_tag_to_post($post_id, $tag_ids) {
if (!empty($tag_ids)) {
// Making sure that we have the correct type to use and we
// don't have any redundant IDs before saving.
$tag_ids = array_unique(array_map('intval', $tag_ids));
// Attach (new) tags to post
wp_set_object_terms($post_id, $tag_ids, 'post_tag');
} else {
wp_set_object_terms($post_id, null, 'post_tag');
}
}
/**
* Saves or updates page information based from the submitted data
*
* @param array $params An array of data that serves as parameters for the given request
* @return array
*/
public function save_post($params) {
$error = $this->_validate_capabilities(array('publish_posts', 'edit_posts', 'delete_posts'));
if (!empty($error)) return $error;
if (!empty($params['id']) || !empty($params['new'])) {
$args = array();
// post_content
if (!empty($params['content']))
$args['post_content'] = $params['content'];
// post_excerpt
if (!empty($params['excerpt']))
$args['post_excerpt'] = $params['excerpt'];
// menu_order
if (!empty($params['order']))
$args['menu_order'] = $params['order'];
// post_parent
if (!empty($params['parent']))
$args['post_parent'] = $params['parent'];
// post_name
if (!empty($params['slug']))
$args['post_name'] = $params['slug'];
// post_status
if (!empty($params['status'])) {
$args['post_status'] = $params['status'];
}
// post_title
if (!empty($params['title']))
$args['post_title'] = $params['title'];
// post_author
if (!empty($params['author']))
$args['post_author'] = $params['author'];
// comment_status
if (!empty($params['comment_status']))
$args['comment_status'] = $params['comment_status'];
// ping_status
if (!empty($params['ping_status']))
$args['ping_status'] = $params['ping_status'];
// visibility
if (!empty($params['visibility'])) {
switch ($params['visibility']) {
case 'public':
$args['post_status'] = 'publish';
$args['post_password'] = '';
break;
case 'password':
$args['post_status'] = 'publish';
$args['post_password'] = $params['password'];
break;
case 'private':
$args['post_status'] = 'private';
$args['post_password'] = '';
break;
default:
break;
}
}
// post/publish date
if (!empty($params['date'])) {
$datetime = strtotime($params['date']);
$post_date = date('Y-m-d H:i:s', $datetime);
$args['post_date'] = $post_date;
$args['post_date_gmt'] = gmdate('Y-m-d H:i:s', $datetime);
if (strtotime($post_date) > strtotime(date('Y-m-d H:i:s'))) $args['post_status'] = 'future';
}
// Make sure we have a slug/post_name generated before insert/update
if (empty($params['slug']) && !empty($params['title'])) {
$args['post_name'] = sanitize_title_with_dashes($params['title']);
}
if (!empty($params['new'])) {
$args['post_type'] = 'post';
$post_id = wp_insert_post($args, true);
} else {
$args['ID'] = $params['id'];
$args['post_modified'] = date('Y-m-d H:i:s');
$args['post_modified_gmt'] = gmdate('Y-m-d H:i:s');
$post_id = wp_update_post($args, true);
}
// We have successfully created/updated a post at this point, thus, we'll continue
// with implementing the other requested processes and return the result.
if (!is_wp_error($post_id)) {
// sticky post
if (isset($params['sticky'])) {
$sticky = (bool) $params['sticky'];
if ($sticky) {
stick_post($post_id);
} else {
if (is_sticky($post_id)) {
unstick_post($post_id);
}
}
}
// template
if (!empty($params['template'])) {
update_post_meta($post_id, '_wp_page_template', $params['template']);
}
// featured_media
if (!empty($params['featured_media'])) {
$featured_media_data = !empty($params['featured_media_data']) ? $params['featured_media_data'] : null;
$media_id = $this->attach_remote_image($params['featured_media_url'], $featured_media_data, $post_id);
if (!empty($media_id)) {
// If we have a successful attachment then add reference to UC's media id
update_post_meta($post_id, 'featured_media_updraftcentral', $params['featured_media']);
}
}
// categories
$categories_updated = false;
if (!empty($params['categories'])) {
$term_ids = array();
foreach ($params['categories'] as $key => $value) {
$category = sanitize_text_field($value);
$parent = 0;
if (false !== strpos($category, ':')) {
list($parent, $category) = explode(':', $category);
$result = $this->add_category(array('name' => $category, 'parent' => $parent), false);
if (!empty($result)) {
array_push($term_ids, $result['id']);
}
} else {
$term = get_term_by('id', $category, 'category');
if (!empty($term)) {
$term_id = $term->term_id;
array_push($term_ids, $term_id);
}
}
}
$this->assign_category_to_post($post_id, $term_ids);
$categories_updated = true;
}
// tags
$tags_updated = false;
if (!empty($params['tags'])) {
$term_ids = array();
foreach ($params['tags'] as $key => $value) {
$tag = sanitize_text_field($value);
$field = is_numeric($tag) ? 'id' : 'name';
$term = get_term_by($field, $tag, 'post_tag');
if (!empty($term)) {
$term_id = $term->term_id;
array_push($term_ids, $term_id);
} else {
$result = $this->add_tag(array('name' => $tag), false);
if (!empty($result)) {
array_push($term_ids, $result['id']);
}
}
}
$this->assign_tag_to_post($post_id, $term_ids);
$tags_updated = true;
}
// Pulling any other relevant and additional information regarding
// the post before returning it in the response.
$postdata = $this->get_postdata($post_id);
if (!empty($params['new'])) {
$postdata = array_merge($postdata, $this->get_preload_data());
} else {
if ($categories_updated || $tags_updated) {
$categories = $this->get_categories();
$tags = $this->get_tags();
$postdata['preloaded'] = json_encode(array(
'categories' => $categories['data'],
'tags' => $tags['data']
));
}
}
return $this->_response($postdata);
} else {
// ERROR: error creating or updating post
return $this->_generic_error_response('post_save_failed', array(
'message' => $post_id->get_error_message(),
'args' => $args
));
}
} else {
// ERROR: no id parameter, invalid request
return $this->_generic_error_response('post_invalid_request', array('message' => __('Expected parameter(s) missing.', 'updraftplus')));
}
}
/**
* Fetch and retrieves authors based from the submitted parameters
*
* @param array $params Containing all the needed information to filter the results of the current request
* @return array
*/
public function get_authors($params = array()) {
// If expected parameters are empty or does not exists then set them to some default values
$page = !empty($params['page']) ? (int) $params['page'] : 1;
$per_page = !empty($params['per_page']) ? (int) $params['per_page'] : 15;
$offset = ($page - 1) * $per_page;
$who = !empty($params['who']) ? $params['who'] : 'authors';
$order = !empty($params['order']) ? strtoupper($params['order']) : 'ASC';
$orderby = !empty($params['orderby']) ? $params['orderby'] : 'display_name';
$users = get_users(array(
'number' => $per_page,
'paged' => $page,
'offset' => $offset,
'who' => $who,
'order' => $order,
'orderby' => $orderby,
));
$authors = array();
$locale = get_locale();
foreach ($users as $user) {
$data = array(
'user' => json_encode($this->trim_object($user)),
'misc' => array(
'link' => get_author_posts_url($user->ID, $user->user_nicename),
'locale' => function_exists('get_user_locale') ? get_user_locale($user) : $locale,
'registered_date' => date('c', strtotime($user->user_registered)),
)
);
array_push($authors, $data);
}
return $this->_response(array(
'authors' => $authors
));
}
/**
* Fetch and retrieves parent pages based from the submitted parameters
*
* @param array $params Containing all the needed information to filter the results of the current request
* @return array
*/
public function get_parent_pages($params = array()) {
// If expected parameters are empty or does not exists then set them to some default values
$page = !empty($params['page']) ? (int) $params['page'] : 1;
$per_page = !empty($params['per_page']) ? (int) $params['per_page'] : 15;
$offset = ($page - 1) * $per_page;
$exclude = !empty($params['exclude']) ? $params['exclude'] : array();
$order = !empty($params['order']) ? strtoupper($params['order']) : 'ASC';
$orderby = !empty($params['orderby']) ? $params['orderby'] : 'menu_order';
$status = !empty($params['status']) ? $params['status'] : 'publish';
$args = array(
'posts_per_page' => $per_page,
'paged' => $page,
'offset' => $offset,
'post__not_in' => $exclude,
'order' => $order,
'orderby' => $orderby,
'post_type' => 'page',
'post_status' => $status,
);
$query = new WP_Query($args);
$posts = $query->posts;
$pages = array();
if (!empty($posts)) {
foreach ($posts as $post) {
// Get additional information and merge with the response
$postdata = $this->get_postdata($post);
if (!empty($postdata)) array_push($pages, $postdata);
}
}
return $this->_response(array(
'pages' => $pages
));
}
/**
* Retrieves pages, templates, authors, categories and tags data that will be
* used as options when displayed on the editor in UpdraftCentral
*
* @return array
*/
private function get_options() {
// Primarily used for editor consumption so we don't include trash here. Besides,
// trash posts/pages aren't included as parent options.
$pages = get_pages(array('post_type' => 'page', 'post_status' => 'publish,private,draft,pending,future'));
// Add flexibility by letting users filter the default roles and add their own
// custom page/post "author" role(s) if need be.
$author_roles = apply_filters('updraftcentral_author_roles', array('administrator', 'editor', 'author', 'contributor'));
$authors = get_users(array('role__in' => $author_roles));
$categories = get_categories(array('hide_empty' => false, 'orderby' => 'name', 'order' => 'ASC'));
$tags = get_tags(array('hide_empty' => false));
if (!function_exists('get_page_templates')) {
require_once(ABSPATH.'wp-admin/includes/theme.php');
}
$templates = get_page_templates();
$template_options = array();
foreach ($templates as $template => $filename) {
$item = array(
'filename' => $filename,
'template' => $template,
);
$template_options[] = $item;
}
$page_options = array();
foreach ($pages as $page) {
if ('trash' !== $page->post_status) {
$item = array(
'id' => $page->ID,
'title' => $page->post_title,
'parent' => $page->post_parent
);
$page_options[] = $item;
}
}
$author_options = array();
foreach ($authors as $user) {
$item = array(
'id' => $user->ID,
'name' => $user->display_name,
);
$author_options[] = $item;
}
$category_options = array();
foreach ($categories as $category) {
$item = array(
'id' => $category->term_id,
'name' => $category->name,
'parent' => $category->parent
);
$category_options[] = $item;
}
$tag_options = array();
foreach ($tags as $tag) {
$item = array(
'id' => $tag->term_id,
'name' => $tag->name,
);
$tag_options[] = $item;
}
$response = array(
'page' => $page_options,
'author' => $author_options,
'template' => $template_options,
'category' => $category_options,
'tag' => $tag_options,
'date' => $this->get_date_options('post'),
);
return $response;
}
/**
* Changes the state/status of the given post based from the submitted action/request
*
* @param int $id The ID of the current page to work on
* @param string $action The type of change that the current request is going to apply
*
* @return array
*/
private function apply_state($id, $action) {
if (empty($id)) return false;
$post = get_post($id);
if (!empty($post)) {
$previous_status = $post->post_status;
$deleted = false;
switch ($action) {
case 'draft':
$args = array('ID' => $id, 'post_status' => 'draft');
wp_update_post($args);
break;
case 'trash':
wp_trash_post($id);
break;
case 'publish':
$args = array('ID' => $id, 'post_status' => 'publish');
wp_update_post($args);
break;
case 'restore':
$args = array('ID' => $id, 'post_status' => 'pending');
wp_update_post($args);
break;
case 'delete':
$result = wp_delete_post($id, true);
if (!empty($result)) $deleted = true;
break;
default:
break;
}
$postdata = $this->get_postdata($post);
if (!empty($postdata) || $deleted) {
$data = $deleted ? $id : $postdata;
return array(
'id' => $id,
'previous_status' => $previous_status,
'post' => $data
);
}
}
return false;
}
/**
* Imports image from UpdraftCentral's page/post editor
*
* @param string $image_url The URL of the image to import
* @param string $image_data The image data to save. If empty, image_url will be used to download the image
* @param int $post_id The ID of the page where this image is to be attached
*
* @return integer
*/
private function attach_remote_image($image_url, $image_data, $post_id) {
if (empty($image_url) || empty($post_id)) return;
$image = pathinfo($image_url);
$image_name = $image['basename'];
$upload_dir = wp_upload_dir();
if (empty($image_data)) {
$response = wp_remote_get($image_url);
if (!is_wp_error($response)) {
$image_data = wp_remote_retrieve_body($response);
}
} else {
$image_data = base64_decode($image_data);
}
$media_id = 0;
if (!empty($image_data)) {
$unique_file_name = wp_unique_filename($upload_dir['path'], $image_name);
$filename = basename($unique_file_name);
if (wp_mkdir_p($upload_dir['path'])) {
$file = $upload_dir['path'] . '/' . $filename;
} else {
$file = $upload_dir['basedir'] . '/' . $filename;
}
file_put_contents($file, $image_data);
$wp_filetype = wp_check_filetype($filename, null);
$attachment = array(
'post_mime_type' => $wp_filetype['type'],
'post_title' => sanitize_file_name($filename),
'post_content' => '',
'post_status' => 'inherit'
);
$media_id = wp_insert_attachment($attachment, $file, $post_id);
require_once(ABSPATH . 'wp-admin/includes/image.php');
$attach_data = wp_generate_attachment_metadata($media_id, $file);
wp_update_attachment_metadata($media_id, $attach_data);
set_post_thumbnail($post_id, $media_id);
}
return $media_id;
}
/**
* Checks whether we have the required fields submitted and the user has
* the capabilities to execute the requested action
*
* @param array $capabilities The capabilities to check and validate
*
* @return array|void
*/
private function _validate_capabilities($capabilities) {
foreach ($capabilities as $capability) {
if (!current_user_can($capability)) return $this->_generic_error_response('insufficient_permission');
}
}
}
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