How To Write A WordPress Plugin

1 comment

1. Use the below code for changing the admin footer text dynamically.
   Save the below code as a .php file in your wordpress plugins directory.

   <?php
   /*
   Plugin Name: Fancy Search Box For Your Theme
   Plugin URI: http://svarun.in/
   Description: Fancy Search Form
   Version: 1.0.5
   Author: Varun
   Author URI: http://svarun.in
   License: GPL
   */
   
   register_activation_hook(__FILE__,'footer_word_install');
   register_deactivation_hook( __FILE__, 'footer_word_remove' );
   
   function footer_word_install() {
       add_option("footer_word_data", 'Default', '', 'yes');
   }
   
   function footer_word_remove() {
       delete_option('footer_word_data');
   }
   
   if (is_admin()) {
       add_action('admin_menu', 'footer_word_admin_menu');
       function footer_word_admin_menu() {
           add_options_page('footer word', 'footer word', 'administrator',
       'footer-world', 'footer_word_html_page');
       }
   }
   
   function footer_word_html_page() {
       ?>
       <div>
       <h2>footer_word Options</h2>
       <form method="post" action="options.php">
       <?php wp_nonce_field('update-options'); ?>
       <table width="510">
       <tr valign="top">
       <th width="92" scope="row">Enter Text</th>
       <td width="406">
       <input name="footer_word_data" type="text" id="footer_word_data" value="<?php echo get_option('footer_word_data'); ?>" />
       </td>  
       </tr>
       </table>
       <input type="hidden" name="action" value="update" />
       <input type="hidden" name="page_options" value="footer_word_data" />
       <p>
       <input type="submit" value="<?php _e('Save Changes') ?>" />
       </p>
       </form>
       </div>
       <?php
   }
   
   function change_footer_admin() {
       echo get_option('footer_word_data');
   }
   
   add_filter('admin_footer_text', 'change_footer_admin');
   ?>
   

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