/**
* Check if we're clear to call the api
*/
public function locked()
{
global $wpghs;
if (!$this->api->oauth_token() || !$this->api->repository() || $wpghs->push_lock) {
return true;
}
return false;
}
/**
* Retrieve the saved tree we're building
* or get the latest tree from the repo
*/
public function get_tree()
{
if (!empty($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;
}
/**
* The post's sha
* Cached as post meta, or will make a live call if need be
*
* Returns String the sha1 hash
*/
public function sha()
{
$sha = get_post_meta($this->id, '_sha', true);
// If we've done a full export and we have no sha
// then we should try a live check to see if it exists
if (!$sha && 'yes' === get_option('_wpghs_fully_exported')) {
// @todo could we eliminate this by calling down the full tree and searching it
$data = $this->api->remote_contents($this);
if (!is_wp_error($data)) {
update_post_meta($this->id, '_sha', $data->sha);
$sha = $data->sha;
}
}
// if the sha still doesn't exist, then it's empty
if (!$sha) {
$sha = '';
}
return $sha;
}
/**
* 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;
}
