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206 lines (172 loc) · 5.32 KB
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<?php
/**
* Controller object manages tree retrieval, manipulation and publishing
* @package WordPress_GitHub_Sync
*/
/**
* Class WordPress_GitHub_Sync_Controller
*/
class WordPress_GitHub_Sync_Controller {
/**
* Application container.
*
* @var WordPress_GitHub_Sync
*/
public $app;
/**
* Instantiates a new Controller object
*
* @param WordPress_GitHub_Sync $app Applicatio container.
*/
public function __construct( WordPress_GitHub_Sync $app ) {
$this->app = $app;
}
/**
* Webhook callback as triggered from GitHub push.
*
* Reads the Webhook payload and syncs posts as necessary.
*
* @return boolean
*/
public function pull_posts() {
$this->set_ajax();
if ( ! $this->app->semaphore()->is_open() ) {
return $this->app->response()->error( new WP_Error(
'semaphore_locked',
sprintf( __( '%s : Semaphore is locked, import/export already in progress.', 'wp-github-sync' ), 'Controller::pull_posts()' )
) );
}
if ( ! $this->app->request()->is_secret_valid() ) {
return $this->app->response()->error( new WP_Error(
'invalid_headers',
__( 'Failed to validate secret.', 'wp-github-sync' )
) );
}
$payload = $this->app->request()->payload();
if ( ! $payload->should_import() ) {
return $this->app->response()->error( new WP_Error(
'invalid_payload',
sprintf(
__( "%s won't be imported.", 'wp-github-sync' ),
strtolower( $payload->get_commit_id() ) ? : '[Missing Commit ID]'
)
) );
}
$this->app->semaphore()->lock();
remove_action( 'save_post', array( $this, 'export_post' ) );
remove_action( 'delete_post', array( $this, 'delete_post' ) );
$result = $this->app->import()->payload( $payload );
$this->app->semaphore()->unlock();
if ( is_wp_error( $result ) ) {
return $this->app->response()->error( $result );
}
return $this->app->response()->success( $result );
}
/**
* Imports posts from the current master branch.
*
* @return boolean
*/
public function import_master() {
if ( ! $this->app->semaphore()->is_open() ) {
return $this->app->response()->error( new WP_Error(
'semaphore_locked',
sprintf( __( '%s : Semaphore is locked, import/export already in progress.', 'wp-github-sync' ), 'Controller::import_master()' )
) );
}
$this->app->semaphore()->lock();
remove_action( 'save_post', array( $this, 'export_post' ) );
remove_action( 'save_post', array( $this, 'delete_post' ) );
$result = $this->app->import()->master();
$this->app->semaphore()->unlock();
if ( is_wp_error( $result ) ) {
update_option( '_wpghs_import_error', $result->get_error_message() );
return $this->app->response()->error( $result );
}
update_option( '_wpghs_import_complete', 'yes' );
return $this->app->response()->success( $result );
}
/**
* Export all the posts in the database to GitHub.
*
* @return boolean
*/
public function export_all() {
if ( ! $this->app->semaphore()->is_open() ) {
return $this->app->response()->error( new WP_Error(
'semaphore_locked',
sprintf( __( '%s : Semaphore is locked, import/export already in progress.', 'wp-github-sync' ), 'Controller::export_all()' )
) );
}
$this->app->semaphore()->lock();
$result = $this->app->export()->full();
$this->app->semaphore()->unlock();
// Maybe move option updating out of this class/upgrade message display?
if ( is_wp_error( $result ) ) {
update_option( '_wpghs_export_error', $result->get_error_message() );
return $this->app->response()->error( $result );
} else {
update_option( '_wpghs_export_complete', 'yes' );
update_option( '_wpghs_fully_exported', 'yes' );
return $this->app->response()->success( $result );
}
}
/**
* Exports a single post to GitHub by ID.
*
* Called on the save_post hook.
*
* @param int $post_id Post ID.
*
* @return boolean
*/
public function export_post( $post_id ) {
if ( ! $this->app->semaphore()->is_open() ) {
return $this->app->response()->error( new WP_Error(
'semaphore_locked',
sprintf( __( '%s : Semaphore is locked, import/export already in progress.', 'wp-github-sync' ), 'Controller::export_post()' )
) );
}
$this->app->semaphore()->lock();
$result = $this->app->export()->update( $post_id );
$this->app->semaphore()->unlock();
if ( is_wp_error( $result ) ) {
return $this->app->response()->error( $result );
}
return $this->app->response()->success( $result );
}
/**
* Removes the post from the tree.
*
* Called the delete_post hook.
*
* @param int $post_id Post ID.
*
* @return boolean
*/
public function delete_post( $post_id ) {
if ( ! $this->app->semaphore()->is_open() ) {
return $this->app->response()->error( new WP_Error(
'semaphore_locked',
sprintf( __( '%s : Semaphore is locked, import/export already in progress.', 'wp-github-sync' ), 'Controller::delete_post()' )
) );
}
$this->app->semaphore()->lock();
$result = $this->app->export()->delete( $post_id );
$this->app->semaphore()->unlock();
if ( is_wp_error( $result ) ) {
return $this->app->response()->error( $result );
}
return $this->app->response()->success( $result );
}
/**
* Indicates we're running our own AJAX hook
* and thus should respond with JSON, rather
* than just returning data.
*/
protected function set_ajax() {
if ( ! defined( 'WPGHS_AJAX' ) ) {
define( 'WPGHS_AJAX', true );
}
}
}