Delete the Book Object cache(s)
| static public deleteBookObjectCache ( ) |
/**
* Delete 'pressbooks_current_import' option, delete the file too.
*
* @return bool
*/
function revokeCurrentImport()
{
$current_import = get_option('pressbooks_current_import');
if (is_array($current_import) && isset($current_import['file']) && is_file($current_import['file'])) {
unlink($current_import['file']);
}
\Pressbooks\Book::deleteBookObjectCache();
delete_transient('dirsize_cache');
/** @see get_dirsize() */
return delete_option('pressbooks_current_import');
}
/**
* Simple revoke of an import (user hits the 'cancel' button)
*
* @return type
*/
static function revokeCurrentImport()
{
\Pressbooks\Book::deleteBookObjectCache();
return delete_option('pbt_current_import');
}
/**
* WP_Ajax hook for pb_delete_cover_image
*/
function delete_cover_image()
{
if (current_user_can_for_blog(get_current_blog_id(), 'upload_files') && check_ajax_referer('pb-delete-cover-image')) {
$image_url = $_POST['filename'];
$pid = $_POST['pid'];
// Delete old images
$old_id = \PressBooks\Image\attachment_id_from_url($image_url);
if ($old_id) {
wp_delete_attachment($old_id, true);
}
update_post_meta($pid, 'pb_cover_image', \PressBooks\Image\default_cover_url());
\PressBooks\Book::deleteBookObjectCache();
}
// @see http://codex.wordpress.org/AJAX_in_Plugins#Error_Return_Values
// Will append 0 to returned json string if we don't die()
die;
}
/**
* WP Hook for action 'wp_update_attachment_metadata'. Deal with user editing cover image from Media Library.
*/
function save_attachment($data, $post_id)
{
if (empty($data['file'])) {
return $data;
}
// Bail
$post = get_post($post_id);
$meta_post = (new \PressBooks\Metadata())->getMetaPost();
// PHP 5.4+
$upload_dir = wp_upload_dir();
$url = untrailingslashit($upload_dir['baseurl']) . "/{$data['file']}";
if ($meta_post && $post && $post->post_parent == $meta_post->ID) {
// Update pb_cover_image to point to edited file
update_post_meta($meta_post->ID, 'pb_cover_image', $url);
\PressBooks\Book::deleteBookObjectCache();
} elseif ($post && strpos($post->post_name, 'pb-catalog-logo') === 0) {
// Update pb_catalog_logo to point to edited file
update_user_meta($post->post_author, 'pb_catalog_logo', $url);
}
return $data;
}
/**
* Generate thumbnails for a user uploaded cover
*/
function makeThumbnailsForBookCover()
{
$post = $this->getMetaPost();
if ($post) {
$pb_cover_image = get_post_meta($post->ID, 'pb_cover_image', true);
if ($pb_cover_image && !preg_match('~assets/dist/images/default-book-cover\\.jpg$~', $pb_cover_image)) {
$path = \Pressbooks\Utility\get_media_path($pb_cover_image);
$type = wp_check_filetype($path);
$type = $type['type'];
// Insert new image, create thumbnails
$args = array('post_mime_type' => $type, 'post_title' => __('Cover Image', 'pressbooks'), 'post_content' => '', 'post_status' => 'inherit');
include_once ABSPATH . 'wp-admin/includes/image.php';
$id = wp_insert_attachment($args, $path, $post->ID);
wp_update_attachment_metadata($id, wp_generate_attachment_metadata($id, $path));
Book::deleteBookObjectCache();
}
}
}
// -------------------------------------------------------------------------------------------------------------------
// Custom Css
// -------------------------------------------------------------------------------------------------------------------
add_action('admin_menu', '\\PressBooks\\Admin\\CustomCss\\add_menu');
add_action('load-post.php', '\\PressBooks\\Admin\\CustomCss\\redirect_css_editor');
// -------------------------------------------------------------------------------------------------------------------
// SASS
// -------------------------------------------------------------------------------------------------------------------
add_action('update_option_pressbooks_global_typography', '\\PressBooks\\Admin\\Fonts\\update_font_stacks');
if (\PressBooks\Book::isBook()) {
// Look & Feel
add_action('after_switch_theme', '\\PressBooks\\Admin\\Fonts\\update_font_stacks');
// Posts, Meta Boxes
add_action('updated_postmeta', function ($meta_id, $object_id, $meta_key, $meta_value) {
if ('pb_language' == $meta_key) {
\PressBooks\Book::deleteBookObjectCache();
\PressBooks\Admin\Fonts\update_font_stacks();
}
}, 10, 4);
// Init
add_action('admin_init', '\\PressBooks\\Admin\\Fonts\\fix_missing_font_stacks');
add_action('admin_init', '\\PressBooks\\Editor\\add_editor_style');
}
// -------------------------------------------------------------------------------------------------------------------
// "Catch-all" routines, must come after taxonomies and friends
// -------------------------------------------------------------------------------------------------------------------
add_action('init', '\\PressBooks\\Modules\\Export\\Export::formSubmit', 50);
add_action('init', '\\PressBooks\\Modules\\Import\\Import::formSubmit', 50);
add_action('init', '\\PressBooks\\CustomCss::formSubmit', 50);
add_action('init', '\\PressBooks\\Catalog::formSubmit', 50);
// -------------------------------------------------------------------------------------------------------------------
/**
* Catch form submissions
*
* @see pressbooks/admin/templates/export.php
*/
static function formSubmit()
{
if (false == static::isFormSubmission() || false == current_user_can('edit_posts')) {
// Don't do anything in this function, bail.
return;
}
// Set locale to UTF8 so escapeshellcmd() doesn't strip valid characters.
setlocale(LC_CTYPE, 'UTF8', 'en_US.UTF-8');
putenv('LC_CTYPE=en_US.UTF-8');
// Download
if (!empty($_GET['download_export_file'])) {
$filename = sanitize_file_name($_GET['download_export_file']);
static::downloadExportFile($filename);
}
// Delete
if (isset($_POST['delete_export_file']) && isset($_POST['filename']) && check_admin_referer('pb-delete-export')) {
$filename = sanitize_file_name($_POST['filename']);
$path = static::getExportFolder();
unlink($path . $filename);
delete_transient('dirsize_cache');
/** @see get_dirsize() */
\PressBooks\Redirect\location(get_bloginfo('url') . '/wp-admin/admin.php?page=pb_export');
}
// Export
if ('yes' == @$_GET['export'] && is_array(@$_POST['export_formats']) && check_admin_referer('pb-export')) {
// --------------------------------------------------------------------------------------------------------
// Define modules
$x = $_POST['export_formats'];
$modules = array();
if (isset($x['pdf'])) {
$modules[] = '\\PressBooks\\Export\\Prince\\Pdf';
}
if (isset($x['mpdf'])) {
$modules[] = '\\PressBooks\\Export\\Mpdf\\Pdf';
}
if (isset($x['epub'])) {
$modules[] = '\\PressBooks\\Export\\Epub\\Epub201';
// Must be set before MOBI
}
if (isset($x['epub3'])) {
$modules[] = '\\PressBooks\\Export\\Epub3\\Epub3';
// Must be set before MOBI
}
if (isset($x['mobi'])) {
if (!isset($x['epub'])) {
// Make sure Epub source file is generated
$modules[] = '\\PressBooks\\Export\\Epub\\Epub201';
// Must be set before MOBI
}
$modules[] = '\\PressBooks\\Export\\Mobi\\Kindlegen';
// Must be set after EPUB
}
if (isset($x['icml'])) {
$modules[] = '\\PressBooks\\Export\\InDesign\\Icml';
}
if (isset($x['xhtml'])) {
$modules[] = '\\PressBooks\\Export\\Xhtml\\Xhtml11';
}
if (isset($x['wxr'])) {
$modules[] = '\\PressBooks\\Export\\WordPress\\Wxr';
}
if (isset($x['vanillawxr'])) {
$modules[] = '\\PressBooks\\Export\\WordPress\\VanillaWxr';
}
if (isset($x['odt'])) {
$modules[] = '\\PressBooks\\Export\\Odt\\Odt';
}
// --------------------------------------------------------------------------------------------------------
// Clear cache? Range is 1 hour.
$last_export = get_option('pressbooks_last_export');
$within_range = time() - $last_export;
if ($within_range > 60 * 60) {
\PressBooks\Book::deleteBookObjectCache();
update_option('pressbooks_last_export', time());
}
// --------------------------------------------------------------------------------------------------------
// Do Export
@set_time_limit(300);
$redirect_url = get_bloginfo('url') . '/wp-admin/admin.php?page=pb_export';
$conversion_error = array();
$validation_warning = array();
$outputs = array();
foreach ($modules as $module) {
/** @var \PressBooks\Export\Export $exporter */
$exporter = new $module(array());
if (!$exporter->convert()) {
$conversion_error[$module] = $exporter->getOutputPath();
} else {
if (!$exporter->validate()) {
$validation_warning[$module] = $exporter->getOutputPath();
}
}
// Add to outputs array
$outputs[$module] = $exporter->getOutputPath();
// Stats hook
do_action('pressbooks_track_export', substr(strrchr($module, '\\'), 1));
}
delete_transient('dirsize_cache');
/** @see get_dirsize() */
// --------------------------------------------------------------------------------------------------------
// MOBI cleanup
if (isset($x['mobi']) && !isset($x['epub'])) {
unlink($outputs['\\PressBooks\\Export\\Epub\\Epub201']);
}
// --------------------------------------------------------------------------------------------------------
// No errors?
if (empty($conversion_error) && empty($validation_warning)) {
// Ok!
\PressBooks\Redirect\location($redirect_url);
}
// --------------------------------------------------------------------------------------------------------
// Error exceptions
if (isset($validation_warning['\\PressBooks\\Export\\Prince\\Pdf'])) {
// The PDF is garbage and we don't want the user to have it.
// Delete file. Report error instead of warning.
unlink($validation_warning['\\PressBooks\\Export\\Prince\\Pdf']);
$conversion_error['\\PressBooks\\Export\\Prince\\Pdf'] = $validation_warning['\\PressBooks\\Export\\Prince\\Pdf'];
unset($validation_warning['\\PressBooks\\Export\\Prince\\Pdf']);
}
// --------------------------------------------------------------------------------------------------------
// Errors :(
if (count($conversion_error)) {
// Conversion error
\PressBooks\Redirect\location($redirect_url . '&export_error=true');
}
if (count($validation_warning)) {
// Validation warning
\PressBooks\Redirect\location($redirect_url . '&export_warning=true');
}
}
}
