MyLiveSignature at the bottom of every post
Version: 0.2.5
Author: miCRoSCoPiC^eaRthLinG
Author URI: http://chaos-laboratory.com
License: GPL
Last modified: 2008-05-17 12:30pm
*/
// Database Version
$livesig_db_version = "1.0";
// Script folder
$script_folder = str_replace( "livesig.php", "", __FILE__ );
// Database: Table installation
function livesig_install () {
global $wpdb;
global $livesig_db_version;
$table_name = $wpdb->prefix . "livesig";
if( $wpdb->get_var( "show tables like '$table_name'" ) != $table_name ) {
$sql = "CREATE TABLE " . $table_name . " (
id bigint(20) NOT NULL,
livesig_code text NOT NULL,
UNIQUE KEY id (id)
);";
require_once( ABSPATH . 'wp-admin/includes/upgrade.php' );
dbDelta( $sql );
// Add database version
add_option( "livesig_db_version", $livesig_db_version );
} // if
} // livesig_install
// Admin Panel
function livesig_add_pages() {
add_options_page( 'LiveSig Options', 'LiveSig', 8, __FILE__, 'livesig_options_page' );
} // livesig_add_pages
// Options Page
function livesig_options_page() {
global $script_folder;
// If form was submitted
if( isset( $_POST['livesig_update'] ) ) {
// LiveSig Code
if( empty( $_POST['livesig_code'] ) ) {
// Delete the option from the DB if it's empty
delete_option( 'livesig_code' );
$msg_status = "LiveSig Code deleted from the WordPress database.";
} else {
$livesig_code = $_POST['livesig_code'];
update_option( 'livesig_code', $livesig_code );
$msg_status = "MyLiveSignature Code saved.";
}
// Show message
_e( '
' . $msg_status . '
' );
}
else {
// Fetch code from DB
$livesig_code = get_option( 'livesig_code' );
}
_e( '
LiveSig Options
Usage: Select the Role and User from the list on the left and paste the signature code snippet provided by MyLiveSignature in the space below and hit Save.
If you don\'t have your Live Signature yet, please head over to the
MyLiveSignature site and get yourself
one for free.
Disabling: If you wish to stop displaying your Signature, simply delete the code here for the respective user and press Save.
Alternatively, disabling this plug-in should also do the trick - but this will disable the signature for all users.
User Role:
Username:
Status:
Select a User Role role first
Paste the MyLiveSignature code here exactly as provided - without any alteration, unless you\'re an an advanced user and know what you are doing.
' );
} // livesig_options_page
// Signature Hook: The function that adds the signature after each post
function signature_hook( $content = '' ) {
// Post
global $post;
// DB Object
global $wpdb;
// Get Signature
$signature = $wpdb->get_row( "SELECT livesig_code FROM wp_livesig WHERE wp_livesig.id IN ( SELECT post_author FROM $wpdb->posts WHERE $wpdb->posts.ID = '$post->ID' ) " );
// If code is present add signature
if( !empty ( $signature->livesig_code ) ) {
// Add signature to content
$content_with_signature = $content . "\n" . stripslashes( $signature->livesig_code );
// Print out the modified content
echo $content_with_signature;
}
else
echo $content;
}
// Activation hook
register_activation_hook( __FILE__, 'livesig_install' );
// Add Options Page
add_action( 'admin_menu', 'livesig_add_pages' );
// Add content hook
add_filter( 'the_content', 'signature_hook' );
?>