Export WP to Html

/**

* WPCode Snippet: Export Page/Post to index.html & Set as Default Page via .htaccess

* Author: iVista Studio

* Version: 1.0.8

if (!defined(‘ABSPATH’)) exit;

define(‘IVISTA_EXPORT_VERSION’, ‘1.0.8’);

// 1. Add “Export to HTML” button to Admin Bar & Tools Menu

add_action(‘admin_bar_menu’, ‘ivista_add_export_html_button’, 999);

function ivista_add_export_html_button($wp_admin_bar) {

if (!current_user_can(‘manage_options’)) return;

if (is_singular() && !is_admin()) {

global $post;

$export_url = add_query_arg([

‘export_to_html’ => ‘1’,

‘post_id’ => $post->ID,

‘_wpnonce’ => wp_create_nonce(‘export_html_nonce_’ . $post->ID)

], get_permalink($post->ID));

$wp_admin_bar->add_node([

‘id’ => ‘export_page_to_html’,

‘title’ => ‘📄 Save as HTML to Root (v’ . IVISTA_EXPORT_VERSION . ‘)’,

‘href’ => $export_url,

‘meta’ => [‘title’ => ‘Generates index.html and sets it as the default server page’]

]);

}

// 2. Add admin menu entry under Tools

add_action(‘admin_menu’, ‘ivista_add_tools_export_menu’);

function ivista_add_tools_export_menu() {

add_management_page(

‘Export Page to HTML’,

‘manage_options’,

‘export-page-to-html’,

‘ivista_render_tools_page’

);

}

function ivista_render_tools_page() {

$pages = get_pages([‘post_status’ => ‘publish’]);

echo ‘<div class=”wrap”>’;

echo ‘<h1>📄 Export Page to HTML (v’ . IVISTA_EXPORT_VERSION . ‘)</h1>’;

echo ‘<p>Select a published page to export as static HTML in your WordPress root directory and set index.html as default.</p>’;

echo ‘<form method=”GET” action=”‘ . esc_url(home_url(‘/’)) . ‘”>’;

echo ‘<input type=”hidden” name=”export_to_html” value=”1″>’;

echo ‘<select name=”post_id” style=”min-width:300px; padding:6px; margin-right:10px;”>’;

foreach ($pages as $p) {

echo ‘<option value=”‘ . $p->ID . ‘”>’ . esc_html($p->post_title) . ‘ (/’ . $p->post_name . ‘)</option>’;

}

echo ‘</select>’;

echo ‘<input type=”hidden” name=”_wpnonce” value=”‘ . wp_create_nonce(‘export_html_nonce_’ . $pages[0]->ID) . ‘” id=”export_nonce”>’;

echo ‘<button type=”submit” class=”button button-primary”>Generate Static HTML</button>’;

echo ‘</form>’;

echo ‘</div>’;

}

// Helper Function: Minify raw CSS

function ivista_minify_css($css) {

$css = preg_replace(‘!/\*.*?\*/!s’, ”, $css);

$css = preg_replace(‘/\s+/’, ‘ ‘, $css);

$css = str_replace([‘; ‘, ‘ {‘, ‘{ ‘, ‘ }’, ‘} ‘, ‘: ‘, ‘ ,’, ‘, ‘], [‘;’, ‘{‘, ‘{‘, ‘}’, ‘}’, ‘:’, ‘,’, ‘,’], $css);

return trim($css);

}

// Helper Function: Update .htaccess to prioritize index.html

function ivista_set_index_html_default() {

$htaccess_path = ABSPATH . ‘.htaccess’;

$rule = “DirectoryIndex index.html index.php\n”;

if (file_exists($htaccess_path) && is_writable($htaccess_path)) {

$content = file_get_contents($htaccess_path);

// Check if DirectoryIndex is already defined at the top

if (strpos($content, ‘DirectoryIndex index.html’) === false) {

$new_content = $rule . $content;

file_put_contents($htaccess_path, $new_content);

return true;

}

return false;

}

// 3. Capture, Process CSS, Inject Counter Ping, Set .htaccess & Save Output

add_action(‘template_redirect’, ‘ivista_handle_html_export’);

function ivista_handle_html_export() {

if (isset($_GET[‘export_to_html’]) && $_GET[‘export_to_html’] === ‘1’) {

if (!current_user_can(‘manage_options’)) {

wp_die(‘Unauthorized user.’);

}

$post_id = isset($_GET[‘post_id’]) ? intval($_GET[‘post_id’]) : 0;

$post = get_post($post_id);

if (!$post) {

wp_die(‘Invalid Page or Post ID.’);

}

// Timestamps

$current_timestamp = current_time(‘mysql’);

$formatted_date = current_time(‘F j, Y – g:i A T’);

// Determine HTML filename: Front page becomes index.html

if (get_option(‘page_on_front’) == $post_id) {

$filename = ‘index.html’;

} else {

$filename = sanitize_file_name($post->post_name) . ‘.html’;

}

// Fetch rendered HTML (Guest Mode)

$page_url = get_permalink($post_id);

$response = wp_remote_get($page_url, [

‘timeout’ => 30,

‘sslverify’ => false

]);

if (is_wp_error($response)) {

wp_die(‘Failed to capture HTML: ‘ . $response->get_error_message());

}

$html_content = wp_remote_retrieve_body($response);

if (empty($html_content)) {

wp_die(‘Captured HTML content was empty.’);

}

// A. Clean Admin Bar Remnants

$html_content = preg_replace(‘/<div id=”wpadminbar”[^>]*>.*?<\/div>/s’, ”, $html_content);

$html_content = preg_replace(‘/<style[^>]*>[^<]*#wpadminbar[^<]*<\/style>/i’, ”, $html_content);

$html_content = str_replace([‘admin-bar’, ‘class=”admin-bar”‘], ”, $html_content);

$html_content = str_replace(‘margin-top: 32px !important;’, ”, $html_content);

// B. Extract, Compress, and Link CSS

$extracted_css = ”;

if (preg_match_all(‘/<style[^>]*>(.*?)<\/style>/is’, $html_content, $matches)) {

foreach ($matches[1] as $raw_css) {

$extracted_css .= ” ” . $raw_css;

}

$html_content = preg_replace(‘/<style[^>]*>.*?<\/style>/is’, ”, $html_content);

}

// INJECTED CSS FIXES: Header BG + Top Spacing

$custom_css_overrides = “

#masthead, .ast-primary-header-bar, .main-header-bar { background-color: #f1f1ed !important; }

.entry-content > .wp-block-group:first-of-type { margin-top: 20px !important; }

“;

$css_filename = ‘optimized-styles.css’;

$minified_css = ivista_minify_css($extracted_css . $custom_css_overrides);

file_put_contents(ABSPATH . $css_filename, $minified_css);

$css_link_tag = “\n <link rel=\”stylesheet\” href=\”/” . $css_filename . “?v=” . IVISTA_EXPORT_VERSION . “\”>\n”;

if (stripos($html_content, ‘</head>’) !== false) {

$html_content = str_ireplace(‘</head>’, $css_link_tag . ‘</head>’, $html_content);

}

// C. Inject Hit Counter Sync & Footer Metadata

$counter_script = “

<!– Native Hit Counter AJAX Sync –>

document.addEventListener(‘DOMContentLoaded’, function() {

try {

if (typeof ahc_ajax_front !== ‘undefined’ && typeof jQuery !== ‘undefined’) {

jQuery.post(ahc_ajax_front.ajax_url, {

action: ‘ahc_hit_counter’,

page_id: ahc_ajax_front.page_id,

visitor_ip: ahc_ajax_front.visitor_ip

});

}

} catch(e) {}

});

</script>

Static Page Exported v” . IVISTA_EXPORT_VERSION . ” • Generated on ” . $formatted_date . “

</div>\n”;

if (stripos($html_content, ‘</body>’) !== false) {

$html_content = str_ireplace(‘</body>’, $counter_script . ‘</body>’, $html_content);

} else {

$html_content .= $counter_script;

}

// D. Automatically set DirectoryIndex in .htaccess

$htaccess_updated = ivista_set_index_html_default();

// Save static HTML file to root

$file_path = ABSPATH . $filename;

$result = file_put_contents($file_path, $html_content);

if ($result !== false) {

$public_url = site_url(‘/’ . $filename);

$css_url = site_url(‘/’ . $css_filename);

$htaccess_status = $htaccess_updated ? ‘<span style=”color:#27ae60; font-weight:bold;”>Updated (.htaccess rule added)</span>’ : ‘Active (Already configured in .htaccess)’;

wp_die(“

<h2 style=’color: #27ae60; margin-top: 0;’>✅ Success! Exported to {$filename} (v1.0.8)</h2>

<p><strong>Page Title:</strong> {$post->post_title}</p>

<p><strong>Target File:</strong> <code>{$filename}</code></p>

<p><strong>Server Default Setting:</strong> {$htaccess_status}</p>

<p><strong>App Version:</strong> <code>v” . IVISTA_EXPORT_VERSION . “</code></p>

<p><strong>Header Background:</strong> <span style=’color:#27ae60; font-weight:bold;’>Fixed (#f1f1ed)</span></p>

<p><strong>Hit Counter Sync:</strong> <span style=’color:#27ae60; font-weight:bold;’>Active</span></p>

<p><strong>Export Timestamp:</strong> <code>{$formatted_date}</code></p>

<p><strong>HTML File Saved:</strong> <code>{$file_path}</code></p>

<p><strong>Minified CSS File:</strong> <code>ABSPATH/{$css_filename}</code></p>

<p><strong>Public URL:</strong> <a href='{$public_url}’ target=’_blank’>{$public_url}</a></p>

<p><strong>Optimized CSS URL:</strong> <a href='{$css_url}’ target=’_blank’>{$css_url}</a></p>

</div>

“);

} else {

wp_die(‘Error writing files to root directory. Check server permissions for: ‘ . ABSPATH);

}

elzonte

Export WP to Html

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