/**
* Writes a log message.
*
* Can extract a message from WP_Error object.
*
* @param string|WP_Error $msg Message to log.
*/
protected function log($msg)
{
if (is_wp_error($msg)) {
$msg = $msg->get_error_message();
}
WordPress_GitHub_Sync::write_log($msg);
}
/**
* Imports a single blob content into matching post.
*
* @param stdClass $blob
*/
protected function import_blob($blob)
{
// Break out meta, if present
preg_match('/(^---(.*?)---$)?(.*)/ms', $blob->content, $matches);
$body = array_pop($matches);
if (3 === count($matches)) {
$meta = cyps_load($matches[2]);
if (isset($meta['permalink'])) {
$meta['permalink'] = str_replace(home_url(), '', get_permalink($meta['permalink']));
}
} else {
$meta = array();
}
if (function_exists('wpmarkdown_markdown_to_html')) {
$body = wpmarkdown_markdown_to_html($body);
}
$args = array('post_content' => apply_filters('wpghs_content_import', $body));
if (!empty($meta)) {
if (array_key_exists('layout', $meta)) {
$args['post_type'] = $meta['layout'];
unset($meta['layout']);
}
if (array_key_exists('published', $meta)) {
$args['post_status'] = true === $meta['published'] ? 'publish' : 'draft';
unset($meta['published']);
}
if (array_key_exists('post_title', $meta)) {
$args['post_title'] = $meta['post_title'];
unset($meta['post_title']);
}
if (array_key_exists('ID', $meta)) {
$args['ID'] = $meta['ID'];
unset($meta['ID']);
}
}
if (!isset($args['ID'])) {
// @todo create a revision when we add revision author support
$post_id = wp_insert_post($args);
} else {
$post_id = wp_update_post($args);
}
/** @var WordPress_GitHub_Sync_Post $post */
$post = new WordPress_GitHub_Sync_Post($post_id);
$post->set_sha($blob->sha);
foreach ($meta as $key => $value) {
update_post_meta($post_id, $key, $value);
}
WordPress_GitHub_Sync::write_log(__('Updated blob ', 'wordpress-github-sync') . $blob->sha);
}
/**
* Sets and kicks off the import cronjob
*/
public function start_import()
{
update_option('_wpghs_import_started', 'yes');
WordPress_GitHub_Sync::write_log(__('Starting import from GitHub.', WordPress_GitHub_Sync::$text_domain));
wp_schedule_single_event(time(), 'wpghs_import');
spawn_cron();
}
/**
* Retrieve the saved tree we're building
* or get the latest tree from the repo
*/
public function get_tree()
{
if (!empty($this->tree)) {
return;
}
$tree = $this->api->last_tree_recursive();
if (is_wp_error($tree)) {
WordPress_GitHub_Sync::write_log(__('Failed getting tree with error: ', WordPress_GitHub_Sync::$text_domain) . $tree->get_error_message());
return;
}
$this->tree = $tree;
}
/**
* Export all the posts in the database to GitHub
*/
public function export_all()
{
global $wpdb;
if ($this->locked()) {
WordPress_GitHub_Sync::write_log(__('Export locked. Terminating.', 'wordpress-github-sync'));
return;
}
$post_statuses = $this->format_for_query($this->get_whitelisted_post_statuses());
$post_types = $this->format_for_query($this->get_whitelisted_post_types());
$post_ids = $wpdb->get_col("SELECT ID FROM {$wpdb->posts} WHERE\n\t\t\tpost_status IN ( {$post_statuses} ) AND\n\t\t\tpost_type IN ( {$post_types} )");
$msg = apply_filters('wpghs_commit_msg_full', 'Full export from WordPress at ' . site_url() . ' (' . get_bloginfo('name') . ')') . ' - wpghs';
$export = new WordPress_GitHub_Sync_Export($post_ids, $msg);
$export->run();
}
/**
* Writes out the results of a successful export
*/
public function success()
{
update_option('_wpghs_export_complete', 'yes');
update_option('_wpghs_fully_exported', 'yes');
WordPress_GitHub_Sync::write_log(__('Export to GitHub completed successfully.', 'wordpress-github-sync'), 'success');
}
/**
* Checks if current position is valid
*
* @link http://php.net/manual/en/iterator.valid.php
* @return boolean true on success, false on failure.
*/
public function valid()
{
global $wpdb;
while (isset($this->tree[$this->position])) {
$blob = $this->tree[$this->position];
// Skip the repo's readme
if ('readme' === strtolower(substr($blob->path, 0, 6))) {
WordPress_GitHub_Sync::write_log(__('Skipping README', 'wordpress-github-sync'));
$this->next();
continue;
}
// If the blob sha already matches a post, then move on
$id = $wpdb->get_var("SELECT post_id FROM {$wpdb->postmeta} WHERE meta_key = '_sha' AND meta_value = '{$blob->sha}'");
if ($id) {
WordPress_GitHub_Sync::write_log(sprintf(__('Already synced blob %s', 'wordpress-github-sync'), $blob->path));
$this->next();
continue;
}
$blob = $this->api->get_blob($blob->sha);
if (is_wp_error($blob)) {
WordPress_GitHub_Sync::write_log(sprintf(__('Failed getting blob with error: %s', 'wordpress-github-sync'), $blob->get_error_message()));
$this->next();
continue;
}
$content = base64_decode($blob->content);
// If it doesn't have YAML frontmatter, then move on
if ('---' !== substr($content, 0, 3)) {
WordPress_GitHub_Sync::write_log(sprintf(__('No front matter on blob %s', 'wordpress-github-sync'), $blob->sha));
$this->next();
continue;
}
$blob->content = $content;
$this->current = $blob;
return true;
}
return false;
}
