malhuda/fictioneer
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Add DB lock for ePUB generation

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This prevents the script from being triggered multiple times.
This commit is contained in:
Tetrakern 2023-09-08 23:01:23 +02:00
parent 202148a771
commit a2f438d8b4
1 changed files with 14 additions and 1 deletions
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15
includes/functions/_epub.php
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@ -996,6 +996,13 @@ function fictioneer_generate_epub() {
fictioneer_epub_return_and_exit();
}
// Generating?
$lock = fictioneer_get_field( 'fictioneer_epub_wip', $story_id );
if ( ! empty( $lock ) && absint( $lock ) + 30 < time() ) {
fictioneer_epub_return_and_exit();
}
// Setup
$story = get_post( $story_id );
$dir = get_template_directory() . '/epubs/';
@ -1027,7 +1034,7 @@ function fictioneer_generate_epub() {
$co_authors = $all_authors; // Names of co-authors
array_unshift( $all_authors, $author ); // Prepend main author
// Uploads directory path
// Uploads directory path (create if it does not yet exist)
wp_mkdir_p( trailingslashit( wp_upload_dir()['basedir'] ) . 'epubs' );
$uploads_dir = wp_upload_dir()['basedir'] . '/epubs/';
$epub_dir = $uploads_dir . $folder;
@ -1042,6 +1049,9 @@ function fictioneer_generate_epub() {
fictioneer_download_epub( "{$folder}.epub", $story );
}
// Lock!
update_post_meta( $story_id, 'fictioneer_epub_wip', time() );
// Prepare build clean directory
fictioneer_prepare_build_directory( $dir, $epub_dir, $story_id );
@ -1134,6 +1144,9 @@ function fictioneer_generate_epub() {
// Remember date
update_post_meta( $story_id, 'fictioneer_epub_timestamp', $story_last_modified );
// Unlock
delete_post_meta( $story_id, 'fictioneer_epub_wip' );
// Download
fictioneer_download_epub( "{$folder}.epub", $story );
}