# topic/1.0.40/index.php

Topic SEO Content Optimization Tool, version 1.0.40. 154 lines.

- Page: https://pluginprobe.com/plugins/topic/1.0.40/code/index.php
- Raw: https://pluginprobe.com/plugins/topic/1.0.40/raw/index.php
- Modified: 2026-01-12T18:21:44+00:00

Line numbers below start at 1. Link to a line or a range by appending a fragment to the
page URL, for example `https://pluginprobe.com/plugins/topic/1.0.40/code/index.php#L10-L20`.

```php
<?php
/**
 * Plugin Name: Topic
 * Plugin URI: https://www.usetopic.com/
 * Description: Topic helps editors and agencies create content briefs in half the time.
 * Author: Topic
 * License: GPL v2 or later
 * License URI: https://www.gnu.org/licenses/gpl-2.0.html
 * Version: 1.0.40
 */
if (!defined('ABSPATH')) {
	exit;
}


class useTopicSeo
{


	public function __construct()
	{
		global $pagenow;
		if ($pagenow == 'post.php' || $pagenow == 'post-new.php') {
			add_action('post_submitbox_misc_actions', array($this, 'add_usetopic_button_classic_editor'));
			add_action('admin_enqueue_scripts', array($this, 'topic_enqueue_assets_classic'));
			add_action('admin_footer', array($this, 'useTopicSeo_sidebar_box'));
			add_action('enqueue_block_editor_assets', array($this, 'topic_enqueue_assets'));
		}
		add_action('wp_ajax_get_permalink_for_post_id', array($this, 'get_permalink_for_post_id'));
		add_action('wp_ajax_search_posts', array($this, 'search_posts'));
	}


	public function add_usetopic_button_classic_editor()
	{
		$html = '<div id="major-publishing-actions-use-topic" style="overflow:hidden"><p>' . __('Topic SEO Content Optimization Tool', 'usetopic-plugin') . '</p>';
		$html .= '<div id="publishing-action-use-topic">';
		$html .= '<button type="button" aria-pressed="true" aria-expanded="true" id="usetopicMain" class="components-button is-pressed has-icon" aria-label="Topic SEO Content Optimization Tool">Grade Content</button>';
		$html .= '</div>';
		$html .= '</div>';
		echo $html;
	}

	/**
	 * Function to find the file path for index.[hash].js or index-classic.[hash].js
	 * @param string $filePattern - The file pattern to search for (e.g., 'index' or 'index-classic')
	 * @param string $directory - The directory where the build files are located
	 * @return string|null - Returns the full file path or null if not found
	 */
	public function getHashedFilePath($filePattern, $directory = 'build')
	{
		// Get the full path to the plugin directory
		$plugin_dir = plugin_dir_path(__FILE__);
		$full_directory_path = $plugin_dir . $directory;

		if (!is_dir($full_directory_path)) {
			return null;
		}

		// Define the regex pattern to match files like index.[hash].js or index-classic.[hash].js
		$pattern = sprintf('/^%s\.[a-f0-9]{8}\.js$/', preg_quote($filePattern, '/'));

		// Scan the directory for files
		$files = scandir($full_directory_path);

		// Iterate through the files to find a match
		foreach ($files as $file) {
			if (preg_match($pattern, $file)) {
				// Return the relative path of the matched file
				return $directory . '/' . $file;
			}
		}

		// If no match was found, return null
		return null;
	}

	public function topic_enqueue_assets()
	{
		$index_file_path = $this->getHashedFilePath('index');
		if ($index_file_path === null) {
			$index_file_path = 'build/index.js';
		}
		wp_enqueue_script(
			'topic-gutenberg-sidebar',
			plugins_url($index_file_path, __FILE__),
			array('wp-plugins', 'wp-edit-post', 'wp-i18n', 'wp-element'),
			null
		);
		wp_enqueue_style('topic-sidebar-global', plugins_url('build/index.css', __FILE__), array(), 'all');
	}

	public function topic_enqueue_assets_classic()
	{
		$index_file_path = $this->getHashedFilePath('index-classic');
		if ($index_file_path === null) {
			$index_file_path = 'build/index-classic.js';
		}
		wp_enqueue_script(
			'topic-gutenberg-sidebar-classic',
			plugins_url($index_file_path, __FILE__),
			array('wp-plugins'),
			null
		);
		wp_enqueue_style('topic-classic-sidebar', plugins_url('classic-editor/classic.css', __FILE__), array(), 'all');
		wp_enqueue_style('topic-sidebar-global', plugins_url('build/index.css', __FILE__), array(), 'all');
	}

	public function useTopicSeo_sidebar_box($data)
	{
		echo '<div id="usetopicData"><div class="closeTopicdata"><strong>' . __('Topic SEO Content Optimization Tool', 'usetopic-plugin') . '</strong><button type="button" class="close" aria-label="Close plugin"><svg width="24" height="24" xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" role="img" aria-hidden="true" focusable="false"><path d="M12 13.06l3.712 3.713 1.061-1.06L13.061 12l3.712-3.712-1.06-1.06L12 10.938 8.288 7.227l-1.061 1.06L10.939 12l-3.712 3.712 1.06 1.061L12 13.061z"></path></svg><p class="usetopic-tooltip">Close Plugin</p></button></div><div class="content"></div></div>';
	}

	public function get_permalink_for_post_id()
	{
		if (isset($_POST['post_id'])) {
			$post_id = $_POST['post_id'];
			$permalink = get_permalink(intval($post_id));

			wp_send_json([
				'permalink' => $permalink
			]);
		}
		wp_die();
	}

	public function search_posts()
	{
		if (isset($_POST['s'])) {
			$s = $_POST['s'];

			global $wpdb;
			$myposts = $wpdb->get_results($wpdb->prepare("SELECT * FROM $wpdb->posts WHERE post_type = 'post' AND post_status = 'publish' AND post_title LIKE '%s'", '%' . $wpdb->esc_like($s) . '%'));
			$post_array = array();
			foreach ($myposts as $mypost) {
				// $post = get_post($mypost);
				$permalink = get_permalink(intval($mypost->ID));
				$mypost->permalink = $permalink;
				$mypost->post_content = "";
				array_push($post_array, $mypost);
			}

			wp_send_json([
				'posts' => $post_array
			]);
		}
		wp_die();
	}


}

$wpUseTopic = new useTopicSeo();

```