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753<?php
/*
Plugin Name: Equalify + UIC Network Utilities
Description: Scans for public PDF and site URLs. Network or single-site.
Version: 2.0
Author: Blake Bertuccelli-Booth (UIC)
*/
/**
* Add the network admin menu page for Equalify + UIC Utilities
*/
add_action('network_admin_menu', 'uic_equalify_add_network_admin_menu');
function uic_equalify_add_network_admin_menu()
{
add_menu_page(
'Equalify + UIC Utilities',
'Equalify + UIC Utilities',
'manage_network_options',
'uic-equalify-utilities',
'render_link_scanner_page'
);
}
/**
* Add the site admin menu page for Equalify + UIC Utilities (single site or subsite)
*/
add_action('admin_menu', 'uic_equalify_add_site_admin_menu');
function uic_equalify_add_site_admin_menu()
{
// Avoid duplicating the page in the network admin context
if (is_multisite() && is_network_admin()) {
return;
}
add_menu_page(
'Equalify + UIC Utilities',
'Equalify + UIC Utilities',
'manage_options',
'uic-equalify-utilities',
'render_link_scanner_page'
);
}
/**
* Helpers to store and retrieve the current scan ID for a given site context.
*/
function uic_get_scan_id_for_site($site_id, $is_network_context = false) {
if (is_multisite()) {
$id = get_blog_option($site_id, 'uic_equalify_current_scan_id');
if (!$id && $is_network_context) {
$id = get_site_option('uic_equalify_current_scan_id');
}
return $id;
}
return get_option('uic_equalify_current_scan_id');
}
function uic_set_scan_id_for_site($site_id, $scan_id) {
if (is_multisite()) {
update_blog_option($site_id, 'uic_equalify_current_scan_id', $scan_id);
return;
}
update_option('uic_equalify_current_scan_id', $scan_id);
}
function uic_clear_scan_id_for_site($site_id) {
if (is_multisite()) {
delete_blog_option($site_id, 'uic_equalify_current_scan_id');
return;
}
delete_option('uic_equalify_current_scan_id');
}
/**
* Generate a scan ID with a site-identifying slug (or network label).
*
* @param int $site_id
* @param bool $is_network_scan
* @return string
*/
function uic_generate_scan_id($site_id, $is_network_scan = false) {
$label = 'network';
if (!$is_network_scan) {
if (function_exists('get_blog_details') && ($details = get_blog_details($site_id))) {
$label = sanitize_title($details->blogname);
} elseif (function_exists('get_bloginfo')) {
$label = sanitize_title(get_bloginfo('name'));
} else {
$label = 'site-' . (int) $site_id;
}
if ($label === '') {
$label = 'site-' . (int) $site_id;
}
}
return 'scan_' . $label . '_' . uniqid();
}
/**
* Ensure schema is up to date (adds site_id column/index if missing).
*
* @param string $table_name
*/
function uic_equalify_ensure_schema($table_name) {
global $wpdb;
$column = $wpdb->get_results($wpdb->prepare("SHOW COLUMNS FROM $table_name LIKE %s", 'site_id'));
if (empty($column)) {
$wpdb->query("ALTER TABLE $table_name ADD site_id BIGINT UNSIGNED NOT NULL DEFAULT 0 AFTER scan_id");
$wpdb->query("ALTER TABLE $table_name ADD INDEX site_id (site_id)");
}
}
// --- DB Table for scan results ---
register_activation_hook(__FILE__, 'uic_equalify_create_scan_results_table');
function uic_equalify_create_scan_results_table() {
global $wpdb;
$table_name = $wpdb->base_prefix . 'uic_equalify_scan_results';
$charset_collate = $wpdb->get_charset_collate();
require_once(ABSPATH . 'wp-admin/includes/upgrade.php');
$sql = "CREATE TABLE $table_name (
id BIGINT UNSIGNED NOT NULL AUTO_INCREMENT,
scan_id VARCHAR(64) NOT NULL,
site_id BIGINT UNSIGNED NOT NULL DEFAULT 0,
timestamp DATETIME NOT NULL,
link_type VARCHAR(32) NOT NULL,
location_type VARCHAR(128) NOT NULL,
title TEXT,
link TEXT,
url TEXT,
PRIMARY KEY (id),
KEY scan_id (scan_id),
KEY site_id (site_id)
) $charset_collate;";
dbDelta($sql);
}
/**
* Render the main link scanner page in the network admin
*/
function render_link_scanner_page()
{
global $wpdb;
$table_name = $wpdb->base_prefix . 'uic_equalify_scan_results';
uic_equalify_ensure_schema($table_name);
$is_network_context = is_multisite() && is_network_admin();
$current_site_id = function_exists('get_current_blog_id') ? get_current_blog_id() : 0;
// --- CSV GENERATION BACKGROUND: handle csv generation request ---
if ($_SERVER['REQUEST_METHOD'] === 'POST' && isset($_POST['generate_csv']) && check_admin_referer('generate_csv_' . $_POST['generate_csv'])) {
$scan_id = sanitize_text_field($_POST['generate_csv']);
if (!wp_next_scheduled('uic_generate_csv_event', [$scan_id])) {
wp_schedule_single_event(time(), 'uic_generate_csv_event', [$scan_id]);
echo '<div class="notice notice-info"><p>CSV generation scheduled. Refresh shortly to download.</p></div>';
}
}
// Handle deletion of a scan
if (isset($_GET['delete_scan']) && isset($_GET['_wpnonce']) && wp_verify_nonce($_GET['_wpnonce'], 'delete_scan_' . $_GET['delete_scan'])) {
$scan_id = sanitize_text_field($_GET['delete_scan']);
if ($is_network_context) {
$wpdb->delete($table_name, ['scan_id' => $scan_id]);
} else {
$wpdb->delete($table_name, ['scan_id' => $scan_id, 'site_id' => $current_site_id]);
}
// Delete associated CSV file
$upload_dir = wp_upload_dir();
$csv_path = $upload_dir['basedir'] . "/scan_" . $scan_id . ".csv";
if (file_exists($csv_path)) {
unlink($csv_path);
}
echo '<div class="notice notice-success"><p>Scan deleted.</p></div>';
}
// Bulk delete all scans
if ($_SERVER['REQUEST_METHOD'] === 'POST' && isset($_POST['delete_all_reports']) && check_admin_referer('bulk_report_action')) {
if ($is_network_context) {
$wpdb->query("TRUNCATE TABLE $table_name");
echo '<div class="notice notice-success"><p>All scan results deleted.</p></div>';
} else {
$wpdb->delete($table_name, ['site_id' => $current_site_id]);
echo '<div class="notice notice-success"><p>All scan results for this site deleted.</p></div>';
}
}
// Handle scan scheduling
if ($_SERVER['REQUEST_METHOD'] === 'POST') {
if (isset($_POST['trigger_all_scans']) && check_admin_referer('uic_trigger_all_scans')) {
if ($is_network_context) {
uic_schedule_site_scans();
echo '<div class="notice notice-success"><p>Scheduled scans for all sites. Results will appear as each site completes.</p></div>';
} else {
uic_schedule_single_site_scan($current_site_id);
echo '<div class="notice notice-success"><p>Scheduled a scan for this site. Results will appear shortly.</p></div>';
}
}
}
// --- Begin: Scheduled scan detection and stop logic ---
$total_sites = 1;
$pending_sites = 0;
$is_scan_scheduled = false;
$current_scan_id = uic_get_scan_id_for_site($current_site_id, $is_network_context);
if ($is_network_context) {
$sites = uic_get_all_sites_cached();
$total_sites = is_array($sites) ? count($sites) : 0;
foreach ($sites as $site) {
if (wp_next_scheduled('uic_scan_site_links_event', [$site->blog_id])) {
$is_scan_scheduled = true;
$pending_sites++;
}
}
} else {
if (wp_next_scheduled('uic_scan_site_links_event', [$current_site_id])) {
$is_scan_scheduled = true;
$pending_sites = 1;
}
}
if (isset($_POST['stop_all_scans']) && check_admin_referer('uic_stop_all_scans')) {
if ($is_network_context) {
// Cancel all scheduled scans network-wide
if (!isset($sites)) {
$sites = uic_get_all_sites_cached();
}
foreach ($sites as $site) {
while ($timestamp = wp_next_scheduled('uic_scan_site_links_event', [$site->blog_id])) {
wp_unschedule_event($timestamp, 'uic_scan_site_links_event', [$site->blog_id]);
}
}
if ($current_scan_id) {
$wpdb->delete($table_name, ['scan_id' => $current_scan_id]);
$upload_dir = wp_upload_dir();
$csv_path = $upload_dir['basedir'] . "/scan_" . $current_scan_id . ".csv";
if (file_exists($csv_path)) {
unlink($csv_path);
}
delete_site_option('uic_equalify_current_scan_id');
// Clear per-site stored scan IDs
foreach ($sites as $site) {
delete_blog_option($site->blog_id, 'uic_equalify_current_scan_id');
}
}
} else {
// Cancel scans for this single site
while ($timestamp = wp_next_scheduled('uic_scan_site_links_event', [$current_site_id])) {
wp_unschedule_event($timestamp, 'uic_scan_site_links_event', [$current_site_id]);
}
if ($current_scan_id) {
$wpdb->delete($table_name, ['scan_id' => $current_scan_id, 'site_id' => $current_site_id]);
$upload_dir = wp_upload_dir();
$csv_path = $upload_dir['basedir'] . "/scan_" . $current_scan_id . ".csv";
if (file_exists($csv_path)) {
unlink($csv_path);
}
delete_option('uic_equalify_current_scan_id');
}
}
echo '<div class="notice notice-success"><p>All scheduled scans have been cancelled.</p></div>';
$is_scan_scheduled = false;
$pending_sites = 0;
}
// --- End: Scheduled scan detection and stop logic ---
?>
<div class="wrap">
<h1>UIC + Equalify Utilities</h1>
<h3><?php echo $is_network_context ? 'Network Scan' : 'Site Scan'; ?></h3>
<p>Scans for public PDFs and site URLs. This will schedule scans to run in the background.</p>
<?php if ($is_scan_scheduled): ?>
<div class="notice notice-info">
<p>
A full <?php echo $is_network_context ? 'network' : 'site'; ?> scan is currently scheduled or in progress.
<?php if ($total_sites > 0): ?>
<?php echo esc_html($pending_sites); ?> of <?php echo esc_html($total_sites); ?> <?php echo $is_network_context ? 'sites' : 'runs'; ?> remain to be scanned.
<?php endif; ?>
Refresh this page to see the latest progress.
</p>
</div>
<form method="post">
<?php wp_nonce_field('uic_stop_all_scans'); ?>
<input type="submit" name="stop_all_scans" class="button button-secondary" value="Stop <?php echo $is_network_context ? 'Network' : 'Site'; ?> Scan">
</form>
<?php else: ?>
<form method="post">
<?php wp_nonce_field('uic_trigger_all_scans'); ?>
<input type="submit" name="trigger_all_scans" class="button button-primary" value="Run Full <?php echo $is_network_context ? 'Network' : 'Site'; ?> Scan">
</form>
<?php endif; ?>
<h3>Scan Results</h3>
<?php
// List all unique scan_id and timestamp
if ($is_network_context) {
$scans = $wpdb->get_results("SELECT scan_id, MIN(timestamp) as ts, COUNT(*) as count FROM $table_name GROUP BY scan_id ORDER BY ts DESC", ARRAY_A);
} else {
$scans = $wpdb->get_results($wpdb->prepare("SELECT scan_id, MIN(timestamp) as ts, COUNT(*) as count FROM $table_name WHERE site_id = %d GROUP BY scan_id ORDER BY ts DESC", $current_site_id), ARRAY_A);
}
$has_pending_csv = false;
// Get current scan ID (in-progress scan)
$current_scan_indicator = $current_scan_id;
if ($scans): ?>
<table class="widefat fixed striped">
<thead>
<tr>
<th>Scan ID</th>
<th>Date</th>
<th>Items</th>
<th>Actions</th>
</tr>
</thead>
<tbody>
<?php foreach ($scans as $scan): ?>
<tr>
<td><?php echo esc_html($scan['scan_id']); ?></td>
<td><?php echo esc_html(date('Y-m-d H:i:s', strtotime($scan['ts']))); ?></td>
<td><?php echo intval($scan['count']); ?></td>
<td>
<?php
// CSV generation/download button logic
$upload_dir = wp_upload_dir();
$csv_path = $upload_dir['basedir'] . "/scan_" . $scan['scan_id'] . ".csv";
if ($scan['scan_id'] === $current_scan_indicator && $current_scan_indicator) {
// If currently scanning, only show disabled button
echo '<button class="button button-small" disabled>Currently Scanning</button> ';
$has_pending_csv = true;
} else {
// Not currently scanning: show CSV actions and Delete
if (file_exists($csv_path)) {
$csv_url = $upload_dir['baseurl'] . "/scan_" . $scan['scan_id'] . ".csv";
echo '<a class="button button-small" href="' . esc_url($csv_url) . '">Download CSV</a> ';
} else {
$has_pending_csv = true;
echo '<form method="post" style="display:inline;">';
wp_nonce_field('generate_csv_' . $scan['scan_id']);
echo '<input type="hidden" name="generate_csv" value="' . esc_attr($scan['scan_id']) . '">';
echo '<input type="submit" class="button button-small" value="Generate CSV">';
echo '</form>';
}
echo '<a class="button button-small" href="' . esc_url(wp_nonce_url(add_query_arg(['delete_scan' => $scan['scan_id']]), 'delete_scan_' . $scan['scan_id'])) . '" onclick="return confirm(\'Delete this scan and all results?\');">Delete</a>';
}
?>
</td>
</tr>
<?php endforeach; ?>
</tbody>
</table>
<form method="post" style="margin-top: 1em;">
<?php wp_nonce_field('bulk_report_action'); ?>
<input type="submit" name="delete_all_reports" class="button" value="Delete All Scans" onclick="return confirm('Are you sure you want to delete ALL scan results?');">
</form>
<?php else: ?>
<p>No scan results found.</p>
<?php endif; ?>
</div>
<?php if ($is_scan_scheduled || $has_pending_csv): ?>
<script>
// Auto-refresh while scans or CSV generation are in progress
setTimeout(function() { location.reload(); }, 10000);
</script>
<?php endif; ?>
<?php
}
/**
* Cached wrapper for get_sites using the Transients API to avoid redundant calls.
*
* @return array
*/
function uic_get_all_sites_cached() {
$cached_sites = get_transient('uic_all_sites');
if ($cached_sites === false) {
$cached_sites = get_sites(['number' => 0]);
set_transient('uic_all_sites', $cached_sites, 5 * MINUTE_IN_SECONDS);
}
return $cached_sites;
}
/**
* Scan posts and menus for PDFs and store results in DB.
*
* @return string scan_id
*/
function scan_links($scan_id = null)
{
global $wpdb;
$table_name = $wpdb->base_prefix . 'uic_equalify_scan_results';
if (!$scan_id) {
$site_id_for_scan = function_exists('get_current_blog_id') ? get_current_blog_id() : 0;
$scan_id = uic_generate_scan_id($site_id_for_scan, false);
}
$site_id = function_exists('get_current_blog_id') ? get_current_blog_id() : 0;
$timestamp = current_time('mysql');
$global_seen_links = [];
$batch_rows = [];
$batch_size = 100;
$post_types = get_post_types(['public' => true]);
foreach ($post_types as $type) {
$paged = 1;
$args = [
'post_type' => $type,
'post_status' => 'publish',
'posts_per_page' => 100,
'paged' => $paged,
'fields' => 'ids',
];
do {
$query = new WP_Query($args);
foreach ($query->posts as $post_id) {
$post = get_post($post_id);
if (!$post || $post->post_status !== 'publish' || !empty($post->post_password)) {
continue;
}
$content = $post->post_content;
preg_match_all('/href=[\'"]([^\'"]+)[\'"]/i', $content, $matches);
foreach ($matches[1] as $link) {
$normalized = trim($link);
if (preg_match('/\.pdf(\?.*)?$/i', $normalized)) {
$link_type = 'PDF';
} else {
continue;
}
if (!isset($global_seen_links[$normalized])) {
$global_seen_links[$normalized] = true;
$row = [
'scan_id' => $scan_id,
'site_id' => $site_id,
'timestamp' => $timestamp,
'link_type' => $link_type,
'location_type' => ($obj = get_post_type_object($post->post_type)) ? $obj->labels->singular_name : ucfirst($post->post_type),
'title' => get_the_title($post),
'link' => $normalized,
'url' => get_permalink($post),
];
$batch_rows[] = $row;
if (count($batch_rows) >= $batch_size) {
$values = [];
$placeholders = [];
foreach ($batch_rows as $b_row) {
$values = array_merge($values, array_values($b_row));
$placeholders[] = '(' . implode(',', array_fill(0, count($b_row), '%s')) . ')';
}
$sql = "INSERT INTO $table_name (scan_id, site_id, timestamp, link_type, location_type, title, link, url) VALUES " . implode(',', $placeholders);
$wpdb->query($wpdb->prepare($sql, ...$values));
$batch_rows = [];
}
}
}
// Check ACF fields for matching links
if (function_exists('get_fields')) {
$post_fields = wp_cache_get($post->ID, 'uic_acf_fields');
if ($post_fields === false) {
$post_fields = get_fields($post->ID);
wp_cache_set($post->ID, $post_fields, 'uic_acf_fields');
}
$fields = $post_fields;
if ($fields && is_array($fields)) {
foreach ($fields as $field_key => $field_value) {
if (is_string($field_value)) {
preg_match_all('/https?:\/\/[^\s"\']+/i', $field_value, $acf_matches);
foreach ($acf_matches[0] as $link) {
$normalized = trim($link);
if (preg_match('/\.pdf(\?.*)?$/i', $normalized)) {
$link_type = 'PDF';
} else {
continue;
}
if (!isset($global_seen_links[$normalized])) {
$global_seen_links[$normalized] = true;
$row = [
'scan_id' => $scan_id,
'site_id' => $site_id,
'timestamp' => $timestamp,
'link_type' => $link_type,
'location_type' => ($obj = get_post_type_object($post->post_type)) ? $obj->labels->singular_name . ' (ACF Field)' : ucfirst($post->post_type) . ' (ACF Field)',
'title' => get_the_title($post) . " (Field: $field_key)",
'link' => $normalized,
'url' => get_permalink($post),
];
$batch_rows[] = $row;
if (count($batch_rows) >= $batch_size) {
$values = [];
$placeholders = [];
foreach ($batch_rows as $b_row) {
$values = array_merge($values, array_values($b_row));
$placeholders[] = '(' . implode(',', array_fill(0, count($b_row), '%s')) . ')';
}
$sql = "INSERT INTO $table_name (scan_id, timestamp, link_type, location_type, title, link, url) VALUES " . implode(',', $placeholders);
$wpdb->query($wpdb->prepare($sql, ...$values));
$batch_rows = [];
}
}
}
}
}
}
}
}
$paged++;
$args['paged'] = $paged;
} while ($query->have_posts());
wp_reset_postdata();
}
// Insert any remaining batch rows for posts/ACF
if (!empty($batch_rows)) {
$values = [];
$placeholders = [];
foreach ($batch_rows as $b_row) {
$values = array_merge($values, array_values($b_row));
$placeholders[] = '(' . implode(',', array_fill(0, count($b_row), '%s')) . ')';
}
$sql = "INSERT INTO $table_name (scan_id, site_id, timestamp, link_type, location_type, title, link, url) VALUES " . implode(',', $placeholders);
$wpdb->query($wpdb->prepare($sql, ...$values));
$batch_rows = [];
}
// Menu scan
$menus = wp_get_nav_menus();
$seen_links = [];
$batch_rows = [];
foreach ($menus as $menu) {
$items = wp_get_nav_menu_items($menu);
if (!empty($items)) {
foreach ($items as $item) {
$link = $item->url;
$normalized = trim($link);
if (preg_match('/\.pdf(\?.*)?$/i', $normalized)) {
$link_type = 'PDF';
} else {
continue;
}
if (!isset($seen_links[$normalized])) {
$seen_links[$normalized] = true;
$row = [
'scan_id' => $scan_id,
'site_id' => $site_id,
'timestamp' => $timestamp,
'link_type' => $link_type,
'location_type' => 'Menu',
'title' => $item->title,
'link' => $normalized,
'url' => '',
];
$batch_rows[] = $row;
if (count($batch_rows) >= 100) {
$values = [];
$placeholders = [];
foreach ($batch_rows as $b_row) {
$values = array_merge($values, array_values($b_row));
$placeholders[] = '(' . implode(',', array_fill(0, count($b_row), '%s')) . ')';
}
$sql = "INSERT INTO $table_name (scan_id, site_id, timestamp, link_type, location_type, title, link, url) VALUES " . implode(',', $placeholders);
$wpdb->query($wpdb->prepare($sql, ...$values));
$batch_rows = [];
}
}
}
}
}
// Insert any remaining menu batch rows
if (!empty($batch_rows)) {
$values = [];
$placeholders = [];
foreach ($batch_rows as $b_row) {
$values = array_merge($values, array_values($b_row));
$placeholders[] = '(' . implode(',', array_fill(0, count($b_row), '%s')) . ')';
}
$sql = "INSERT INTO $table_name (scan_id, site_id, timestamp, link_type, location_type, title, link, url) VALUES " . implode(',', $placeholders);
$wpdb->query($wpdb->prepare($sql, ...$values));
}
// --- Add "Public URL" rows for all public posts, even if no PDF links ---
$public_rows = [];
$batch_size = 100;
$post_types = get_post_types(['public' => true]);
foreach ($post_types as $type) {
$paged = 1;
$args = [
'post_type' => $type,
'post_status' => 'publish',
'posts_per_page' => 100,
'paged' => $paged,
'fields' => 'ids',
];
do {
$query = new WP_Query($args);
foreach ($query->posts as $post_id) {
$post = get_post($post_id);
if (!$post || $post->post_status !== 'publish' || !empty($post->post_password)) {
continue;
}
$row = [
'scan_id' => $scan_id,
'site_id' => $site_id,
'timestamp' => $timestamp,
'link_type' => 'Public URL',
'location_type' => ($obj = get_post_type_object($post->post_type)) ? $obj->labels->singular_name : ucfirst($post->post_type),
'title' => get_the_title($post),
'link' => '',
'url' => get_permalink($post),
];
$public_rows[] = $row;
if (count($public_rows) >= $batch_size) {
$values = [];
$placeholders = [];
foreach ($public_rows as $b_row) {
$values = array_merge($values, array_values($b_row));
$placeholders[] = '(' . implode(',', array_fill(0, count($b_row), '%s')) . ')';
}
$sql = "INSERT INTO $table_name (scan_id, site_id, timestamp, link_type, location_type, title, link, url) VALUES " . implode(',', $placeholders);
$wpdb->query($wpdb->prepare($sql, ...$values));
$public_rows = [];
}
}
$paged++;
$args['paged'] = $paged;
} while ($query->have_posts());
wp_reset_postdata();
}
// Insert any remaining public rows
if (!empty($public_rows)) {
$values = [];
$placeholders = [];
foreach ($public_rows as $b_row) {
$values = array_merge($values, array_values($b_row));
$placeholders[] = '(' . implode(',', array_fill(0, count($b_row), '%s')) . ')';
}
$sql = "INSERT INTO $table_name (scan_id, site_id, timestamp, link_type, location_type, title, link, url) VALUES " . implode(',', $placeholders);
$wpdb->query($wpdb->prepare($sql, ...$values));
}
return $scan_id;
}
// Schedule scans for all sites, assigning a shared scan ID
function uic_schedule_site_scans() {
$sites = uic_get_all_sites_cached();
$shared_scan_id = uic_generate_scan_id(0, true);
update_site_option('uic_equalify_current_scan_id', $shared_scan_id);
foreach ($sites as $site) {
if (!wp_next_scheduled('uic_scan_site_links_event', [$site->blog_id])) {
uic_set_scan_id_for_site($site->blog_id, $shared_scan_id);
wp_schedule_single_event(time() + rand(0, 300), 'uic_scan_site_links_event', [$site->blog_id]);
}
}
}
// Schedule a scan for the current site only
function uic_schedule_single_site_scan($site_id) {
$scan_id = uic_generate_scan_id($site_id, false);
uic_set_scan_id_for_site($site_id, $scan_id);
if (!wp_next_scheduled('uic_scan_site_links_event', [$site_id])) {
wp_schedule_single_event(time(), 'uic_scan_site_links_event', [$site_id]);
}
}
add_action('uic_scan_site_links_event', 'uic_handle_site_scan', 10, 1);
function uic_handle_site_scan($site_id) {
$switched = false;
if (function_exists('switch_to_blog') && is_multisite()) {
switch_to_blog($site_id);
$switched = true;
}
$scan_id = uic_get_scan_id_for_site($site_id, is_multisite());
scan_links($scan_id);
if ($switched) {
restore_current_blog();
}
// After restoring blog, check if any scheduled scans remain across all sites
if (is_multisite()) {
$sites = uic_get_all_sites_cached();
$any_scheduled = false;
foreach ($sites as $site) {
if (wp_next_scheduled('uic_scan_site_links_event', [$site->blog_id])) {
$any_scheduled = true;
break;
}
}
if (!$any_scheduled) {
// No more scheduled scans, clear scan status
delete_site_option('uic_equalify_current_scan_id');
}
delete_blog_option($site_id, 'uic_equalify_current_scan_id');
} else {
if (!wp_next_scheduled('uic_scan_site_links_event', [$site_id])) {
delete_option('uic_equalify_current_scan_id');
}
}
}
/**
* Normalize a stored scan row into the simplified CSV shape.
*
* @param array $row
* @return array|null
*/
function uic_format_scan_row_for_csv(array $row) {
$link_type = strtolower($row['link_type'] ?? '');
if ($link_type === 'pdf') {
$url = isset($row['link']) ? trim($row['link']) : '';
$sanitized_url = esc_url_raw($url);
if ($sanitized_url === '') {
return null;
}
return ['url' => $sanitized_url, 'type' => 'pdf'];
}
if ($link_type === 'public url') {
$url = isset($row['url']) ? trim($row['url']) : '';
$sanitized_url = esc_url_raw($url);
if ($sanitized_url === '') {
return null;
}
return ['url' => $sanitized_url, 'type' => 'html'];
}
// Skip private or unsupported link types.
return null;
}
// -- CSV generation event for scan results --
add_action('uic_generate_csv_event', 'uic_generate_csv_for_scan');
function uic_generate_csv_for_scan($scan_id) {
global $wpdb;
$table_name = $wpdb->base_prefix . 'uic_equalify_scan_results';
$upload_dir = wp_upload_dir();
$csv_path = $upload_dir['basedir'] . "/scan_$scan_id.csv";
$out = fopen($csv_path, 'w');
if ($out === false) {
return;
}
fputcsv($out, ['url', 'type']);
$offset = 0;
$limit = 500;
while (true) {
$rows = $wpdb->get_results(
$wpdb->prepare("SELECT * FROM $table_name WHERE scan_id = %s ORDER BY id ASC LIMIT %d OFFSET %d", $scan_id, $limit, $offset),
ARRAY_A
);
if (empty($rows)) break;
foreach ($rows as $row) {
$csv_row = uic_format_scan_row_for_csv($row);
if ($csv_row === null) {
continue;
}
fputcsv($out, array_values($csv_row));
}
$offset += $limit;
}
fclose($out);
}