/ljmc-admin/admin.php
PHP | 361 lines | 159 code | 54 blank | 148 comment | 62 complexity | 821a10518b114f700faff557403c521f MD5 | raw file
Possible License(s): Apache-2.0, GPL-3.0, MIT
- <?php
- /**
- * system Administration Bootstrap
- *
- * @package system
- * @subpackage Administration
- */
- /**
- * In system Administration Screens
- *
- * @since 2.3.2
- */
- if ( ! defined( 'LJMC_ADMIN' ) ) {
- define( 'LJMC_ADMIN', true );
- }
- if ( ! defined('LJMC_NETWORK_ADMIN') )
- define('LJMC_NETWORK_ADMIN', false);
- if ( ! defined('LJMC_USER_ADMIN') )
- define('LJMC_USER_ADMIN', false);
- if ( ! LJMC_NETWORK_ADMIN && ! LJMC_USER_ADMIN ) {
- define('LJMC_BLOG_ADMIN', true);
- }
- if ( isset($_GET['import']) && !defined('LJMC_LOAD_IMPORTERS') )
- define('LJMC_LOAD_IMPORTERS', true);
- require_once(dirname(dirname(__FILE__)) . '/load.php');
- nocache_headers();
- if ( get_option('db_upgraded') ) {
- flush_rewrite_rules();
- update_option( 'db_upgraded', false );
- /**
- * Fires on the next page load after a successful DB upgrade.
- *
- * @since 2.8.0
- */
- do_action( 'after_db_upgrade' );
- } elseif ( get_option('db_version') != $ljmc_db_version && empty($_POST) ) {
- if ( !is_multisite() ) {
- ljmc_redirect( admin_url( 'upgrade.php?_ljmc_http_referer=' . urlencode( ljmc_unslash( $_SERVER['REQUEST_URI'] ) ) ) );
- exit;
- /**
- * Filter whether to attempt to perform the multisite DB upgrade routine.
- *
- * In single site, the user would be redirected to ljmc-admin/upgrade.php.
- * In multisite, the DB upgrade routine is automatically fired, but only
- * when this filter returns true.
- *
- * If the network is 50 sites or less, it will run every time. Otherwise,
- * it will throttle itself to reduce load.
- *
- * @since 3.0.0
- *
- * @param bool true Whether to perform the Multisite upgrade routine. Default true.
- */
- } elseif ( apply_filters( 'do_mu_upgrade', true ) ) {
- $c = get_blog_count();
- /*
- * If there are 50 or fewer sites, run every time. Otherwise, throttle to reduce load:
- * attempt to do no more than threshold value, with some +/- allowed.
- */
- if ( $c <= 50 || ( $c > 50 && mt_rand( 0, (int)( $c / 50 ) ) == 1 ) ) {
- require_once( ABSPATH . LJMCINC . '/http.php' );
- $response = ljmc_remote_get( admin_url( 'upgrade.php?step=1' ), array( 'timeout' => 120, 'httpversion' => '1.1' ) );
- /** This action is documented in ljmc-admin/network/upgrade.php */
- do_action( 'after_mu_upgrade', $response );
- unset($response);
- }
- unset($c);
- }
- }
- require_once(ABSPATH . 'ljmc-admin/includes/admin.php');
- auth_redirect();
- // Schedule trash collection
- if ( !ljmc_next_scheduled('ljmc_scheduled_delete') && !defined('LJMC_INSTALLING') )
- ljmc_schedule_event(time(), 'daily', 'ljmc_scheduled_delete');
- set_screen_options();
- $date_format = get_option('date_format');
- $time_format = get_option('time_format');
- ljmc_enqueue_script( 'common' );
- // $pagenow is set in vars.php
- // $ljmc_importers is sometimes set in ljmc-admin/includes/import.php
- //
- // The remaining variables are imported as globals elsewhere,
- // declared as globals here
- global $pagenow, $ljmc_importers, $hook_suffix, $plugin_page, $typenow, $taxnow;
- $page_hook = null;
- $editing = false;
- if ( isset($_GET['page']) ) {
- $plugin_page = ljmc_unslash( $_GET['page'] );
- $plugin_page = plugin_basename($plugin_page);
- }
- if ( isset( $_REQUEST['post_type'] ) && post_type_exists( $_REQUEST['post_type'] ) )
- $typenow = $_REQUEST['post_type'];
- else
- $typenow = '';
- if ( isset( $_REQUEST['taxonomy'] ) && taxonomy_exists( $_REQUEST['taxonomy'] ) )
- $taxnow = $_REQUEST['taxonomy'];
- else
- $taxnow = '';
- if ( LJMC_NETWORK_ADMIN )
- require(ABSPATH . 'ljmc-admin/network/menu.php');
- elseif ( LJMC_USER_ADMIN )
- require(ABSPATH . 'ljmc-admin/user/menu.php');
- else
- require(ABSPATH . 'ljmc-admin/menu.php');
- if ( current_user_can( 'manage_options' ) ) {
- /**
- * Filter the maximum memory limit available for administration screens.
- *
- * This only applies to administrators, who may require more memory for tasks like updates.
- * Memory limits when processing images (uploaded or edited by users of any role) are
- * handled separately.
- *
- * The LJMC_MAX_MEMORY_LIMIT constant specifically defines the maximum memory limit available
- * when in the administration back-end. The default is 256M, or 256 megabytes of memory.
- *
- * @since 3.0.0
- *
- * @param string 'LJMC_MAX_MEMORY_LIMIT' The maximum system memory limit. Default 256M.
- */
- @ini_set( 'memory_limit', apply_filters( 'admin_memory_limit', LJMC_MAX_MEMORY_LIMIT ) );
- }
- /**
- * Fires as an admin screen or script is being initialized.
- *
- * Note, this does not just run on user-facing admin screens.
- * It runs on admin-ajax.php and admin-post.php as well.
- *
- * This is roughly analgous to the more general 'init' hook, which fires earlier.
- *
- * @since 2.5.0
- */
- do_action( 'admin_init' );
- if ( isset($plugin_page) ) {
- if ( !empty($typenow) )
- $the_parent = $pagenow . '?post_type=' . $typenow;
- else
- $the_parent = $pagenow;
- if ( ! $page_hook = get_plugin_page_hook($plugin_page, $the_parent) ) {
- $page_hook = get_plugin_page_hook($plugin_page, $plugin_page);
- // Backwards compatibility for plugins using add_management_page().
- if ( empty( $page_hook ) && 'edit.php' == $pagenow && '' != get_plugin_page_hook($plugin_page, 'tools.php') ) {
- // There could be plugin specific params on the URL, so we need the whole query string
- if ( !empty($_SERVER[ 'QUERY_STRING' ]) )
- $query_string = $_SERVER[ 'QUERY_STRING' ];
- else
- $query_string = 'page=' . $plugin_page;
- ljmc_redirect( admin_url('tools.php?' . $query_string) );
- exit;
- }
- }
- unset($the_parent);
- }
- $hook_suffix = '';
- if ( isset( $page_hook ) ) {
- $hook_suffix = $page_hook;
- } elseif ( isset( $plugin_page ) ) {
- $hook_suffix = $plugin_page;
- } elseif ( isset( $pagenow ) ) {
- $hook_suffix = $pagenow;
- }
- set_current_screen();
- // Handle plugin admin pages.
- if ( isset($plugin_page) ) {
- if ( $page_hook ) {
- /**
- * Fires before a particular screen is loaded.
- *
- * The load-* hook fires in a number of contexts. This hook is for plugin screens
- * where a callback is provided when the screen is registered.
- *
- * The dynamic portion of the hook name, `$page_hook`, refers to a mixture of plugin
- * page information including:
- * 1. The page type. If the plugin page is registered as a submenu page, such as for
- * Settings, the page type would be 'settings'. Otherwise the type is 'toplevel'.
- * 2. A separator of '_page_'.
- * 3. The plugin basename minus the file extension.
- *
- * Together, the three parts form the `$page_hook`. Citing the example above,
- * the hook name used would be 'load-settings_page_pluginbasename'.
- *
- * @see get_plugin_page_hook()
- *
- * @since 2.1.0
- */
- do_action( 'load-' . $page_hook );
- if (! isset($_GET['noheader']))
- require_once(ABSPATH . 'ljmc-admin/admin-header.php');
- /**
- * Used to call the registered callback for a plugin screen.
- *
- * @ignore
- * @since 1.5.0
- */
- do_action( $page_hook );
- } else {
- if ( validate_file($plugin_page) )
- ljmc_die(__('Invalid plugin page'));
- if ( !( file_exists(LJMC_PLUGIN_DIR . "/$plugin_page") && is_file(LJMC_PLUGIN_DIR . "/$plugin_page") ) && !( file_exists(LJMCMU_PLUGIN_DIR . "/$plugin_page") && is_file(LJMCMU_PLUGIN_DIR . "/$plugin_page") ) )
- ljmc_die(sprintf(__('Cannot load %s.'), htmlentities($plugin_page)));
- /**
- * Fires before a particular screen is loaded.
- *
- * The load-* hook fires in a number of contexts. This hook is for plugin screens
- * where the file to load is directly included, rather than the use of a function.
- *
- * The dynamic portion of the hook name, `$plugin_page`, refers to the plugin basename.
- *
- * @see plugin_basename()
- *
- * @since 1.5.0
- */
- do_action( 'load-' . $plugin_page );
- if ( !isset($_GET['noheader']))
- require_once(ABSPATH . 'ljmc-admin/admin-header.php');
- if ( file_exists(LJMCMU_PLUGIN_DIR . "/$plugin_page") )
- include(LJMCMU_PLUGIN_DIR . "/$plugin_page");
- else
- include(LJMC_PLUGIN_DIR . "/$plugin_page");
- }
- include(ABSPATH . 'ljmc-admin/admin-footer.php');
- exit();
- } elseif ( isset( $_GET['import'] ) ) {
- $importer = $_GET['import'];
- if ( ! current_user_can('import') )
- ljmc_die(__('You are not allowed to import.'));
- if ( validate_file($importer) ) {
- ljmc_redirect( admin_url( 'import.php?invalid=' . $importer ) );
- exit;
- }
- if ( ! isset($ljmc_importers[$importer]) || ! is_callable($ljmc_importers[$importer][2]) ) {
- ljmc_redirect( admin_url( 'import.php?invalid=' . $importer ) );
- exit;
- }
- /**
- * Fires before an importer screen is loaded.
- *
- * The dynamic portion of the hook name, `$importer`, refers to the importer slug.
- *
- * @since 3.5.0
- */
- do_action( 'load-importer-' . $importer );
- $parent_file = 'tools.php';
- $submenu_file = 'import.php';
- $title = __('Import');
- if (! isset($_GET['noheader']))
- require_once(ABSPATH . 'ljmc-admin/admin-header.php');
- require_once(ABSPATH . 'ljmc-admin/includes/upgrade.php');
- define('LJMC_IMPORTING', true);
- /**
- * Whether to filter imported data through kses on import.
- *
- * Multisite uses this hook to filter all data through kses by default,
- * as a super administrator may be assisting an untrusted user.
- *
- * @since 3.1.0
- *
- * @param bool false Whether to force data to be filtered through kses. Default false.
- */
- if ( apply_filters( 'force_filtered_html_on_import', false ) ) {
- kses_init_filters(); // Always filter imported data with kses on multisite.
- }
- call_user_func($ljmc_importers[$importer][2]);
- include(ABSPATH . 'ljmc-admin/admin-footer.php');
- // Make sure rules are flushed
- flush_rewrite_rules(false);
- exit();
- } else {
- /**
- * Fires before a particular screen is loaded.
- *
- * The load-* hook fires in a number of contexts. This hook is for core screens.
- *
- * The dynamic portion of the hook name, `$pagenow`, is a global variable
- * referring to the filename of the current page, such as 'admin.php',
- * 'post-new.php' etc. A complete hook for the latter would be
- * 'load-post-new.php'.
- *
- * @since 2.1.0
- */
- do_action( 'load-' . $pagenow );
- /*
- * The following hooks are fired to ensure backward compatibility.
- * In all other cases, 'load-' . $pagenow should be used instead.
- */
- if ( $typenow == 'page' ) {
- if ( $pagenow == 'post-new.php' )
- do_action( 'load-page-new.php' );
- elseif ( $pagenow == 'post.php' )
- do_action( 'load-page.php' );
- } elseif ( $pagenow == 'edit-tags.php' ) {
- if ( $taxnow == 'category' )
- do_action( 'load-categories.php' );
- elseif ( $taxnow == 'link_category' )
- do_action( 'load-edit-link-categories.php' );
- }
- }
- if ( ! empty( $_REQUEST['action'] ) ) {
- /**
- * Fires when an 'action' request variable is sent.
- *
- * The dynamic portion of the hook name, `$_REQUEST['action']`,
- * refers to the action derived from the `GET` or `POST` request.
- *
- * @since 2.6.0
- */
- do_action( 'admin_action_' . $_REQUEST['action'] );
- }