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owa-plugin.php
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owa-plugin.php
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<?php
/*
Plugin Name: Open Web Analytics
Plugin URI: http://www.openwebanalytics.com
Description: This plugin enables Wordpress blog owners to use the Open Web Analytics Framework.
Author: Peter Adams
Version: 2.1.1
Author URI: http://www.openwebanalytics.com
*/
//
// Open Web Analytics - An Open Source Web Analytics Framework
//
// Copyright 2008 Peter Adams. All rights reserved.
//
// Licensed under GPL v2.0 http://www.gnu.org/copyleft/gpl.html
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
//
// $Id$
//
// if this file is called directly, abort.
if ( ! defined( 'WPINC' ) ) {
die;
}
// Define the plugin path constant
define('OWA_WP_PLUGIN_PATH', plugin_dir_path( __FILE__ ) );
// Hook package creation
add_action('plugins_loaded', [ 'owaWp_plugin', 'getInstance' ], 10 );
// activation hook that checks for old version of plugin
register_activation_hook( __FILE__, ['owaWp_plugin', 'install'] );
/////////////////////////////////////////////////////////////////////////////////
require_once( OWA_WP_PLUGIN_PATH .'/vendor/autoload.php' );
use owaWp\module;
use owaWp\util;
/**
* OWA WordPress Plugin Class
*
*/
class owaWp_plugin extends module {
// cmd array
var $cmds = [];
// plugin options
var $options = [
'track_feed_links' => true,
'feed_tracking_medium' => 'feed',
'feed_subscription_param' => 'owa_sid'
];
// SDK singleton
var $owaSdk = '';
var $adminMsgs = [];
/**
* Constructor
*
*/
function __construct() {
// needed???
ob_start();
// bail if this isn't a request type that OWA needs ot be loaded on.
if ( ! $this->isProperWordPressRequest() ) {
return;
}
// load parent constructor
$params = array();
$params['module_name'] = 'owa-wordpress';
parent::__construct( $params );
}
public static function install() {
$old_plugin = 'owa/wp_plugin.php';
if ( is_plugin_active( $old_plugin ) ) {
deactivate_plugins( $old_plugin );
}
}
private function isProperWordPressRequest() {
// cron requests
if ( array_key_exists('doing_wp_cron', $_GET ) ) {
return;
}
if ( defined( 'REST_REQUEST' ) && REST_REQUEST ) {
return;
}
if ( defined( 'JSON_REQUEST' ) && JSON_REQUEST ) {
return;
}
return true;
}
/**
* Singelton
*/
static function getInstance() {
static $o;
if ( ! isset( $o ) ) {
$o = new owaWp_plugin();
}
return $o;
}
function _init() {
// setup plugin options
$this->initOptions();
// register WordPress hooks and filters
if ( $this->getOption('enable') ) {
// insert javascript tracking tag on all pages/posts
add_action('wp_head', array( $this,'insertTrackingTag' ), 100 );
// insert javascript tracker on admin pages.
if ( $this->getOption('trackAdminPages') ) {
add_action('admin_head', array( $this,'insertTrackingTag' ), 100 );
}
// track feeds
if ( $this->getOption('trackFeeds') ) {
// add tracking to feed entry permalinks
add_filter('the_permalink_rss', array( $this, 'decorateFeedEntryPermalink' ) );
// add tracking to feed subscription links
add_filter('bloginfo_url', array($this, 'decorateFeedSubscriptionLink' ) );
}
// init the sdk
$this->initOwaSdk();
// track wordpress admin actions.
$this->defineActionHooks();
// Create a new tracked site in OWA
add_action('wpmu_new_blog', array($this, 'createTrackedSiteForNewBlog'), 10, 6);
// remove this if uneeded
if ( ! $this->isOwaReadyToTrack() ) {
$this->adminMsgs[] = ['message' => 'Open Web Analytics requires that you select a <b>Site ID</b> before tracking can begin.', 'class' => 'notice-warning'];
}
add_action('admin_notices', array( $this, 'showNag') );
}
}
function addNag( $message, $class = '' ) {
$defaults = [
'class' => 'notice-warning'
];
if ( $message ) {
$msg = ['message' => $message, 'class' => $class];
wp_parse_args( $msg, $defaults );
$this->adminMsgs[] = $msg;
}
}
function showNag( $msg ) {
$allowed_html = array(
'a' => array(
'href' => array(),
'title' => array(),
),
'br' => array(),
'em' => array(),
'strong' => array(),
'b' => array(),
);
if ( $this->adminMsgs ) {
foreach ( $this->adminMsgs as $msg ) {
$message = wp_kses( $msg['message'], $allowed_html );
$class = esc_attr( $msg['class'] );
_e( sprintf( '<BR><div class="notice %s"><p>%s</p></div>', $class, $message ) );
}
}
}
private function initOptions() {
// needs to be first as default Options are set here and used down stream in
// all other hooks and classes.
$this->processAdminConfig();
// get user defaults from option page
$user_defaults = array_combine( array_keys( $this->registerOptions() ), array_column( $this->registerOptions() , 'default_value') );
// merge in the default values
if ( $user_defaults ) {
$this->options = array_merge($this->options, $user_defaults);
}
// fetch plugin options from DB and override defaults.
$options = get_option( 'owa_wp' );
if ( $options ) {
$this->options = array_merge($this->options, $options);
}
// Setup filter to populate site list from owa instance on the settings page
owaWp\util::addFilter('owa_wp_settings_field_siteId', array( $this, 'getSitesFromOwa'), 10, 1);
}
/**
* Hooks for tracking WordPress Admin actions
*/
function defineActionHooks() {
if ( $this->getOption( 'trackAdminActions' ) ) {
// New Comment
add_action( 'comment_post', array( $this, 'trackCommentAction' ), 10, 2);
// Comment Edit
add_action( 'transition_comment_status', array( $this, 'trackCommentEditAction' ), 10, 3);
// User Registration
add_action( 'user_register', array( $this, 'trackUserRegistrationAction' ) );
// user login
add_action( 'wp_login', array( $this, 'trackUserLoginAction' ) );
// User Profile Update
add_action( 'profile_update', array( $this, 'trackUserProfileUpdateAction' ), 10, 2);
// Password Reset
add_action( 'password_reset', array( $this, 'trackPasswordResetAction' ) );
// Trackback
add_action( 'trackback_post', array( $this, 'trackTrackbackAction' ) );
// New Attachment
add_action( 'add_attachment', array( $this, 'trackAttachmentCreatedAction' ) );
// Attachment Edit
add_action( 'edit_attachment', array( $this, 'trackAttachmentEditAction' ) );
// Post Edit
add_action( 'transition_post_status', array( $this, 'trackPostAction') , 10, 3);
// New Blog (WPMU)
add_action( 'wpmu_new_blog', array( $this, 'trackNewBlogAction') , 10, 5);
}
// track feeds
if ( $this->getOption( 'trackFeeds' ) ) {
add_action('wp_loaded', array( $this, 'addFeedTrackingQueryParams'));
add_action( 'template_redirect', array( $this, 'trackFeedRequest'), 1 );
}
}
// Add query vars to WordPress
function addFeedTrackingQueryParams() {
global $wp;
// feed tracking param
$wp->add_query_var( $this->getOption( 'feed_subscription_param' ) );
}
/**
* Determines the title of the page being requested
*
* @param string $page_type
* @return string $title
*/
function getPageTitle() {
$page_type = $this->getPageType();
if ( $page_type == "Home" ) {
$title = get_bloginfo( "name" );
} elseif ( $page_type == "Search Results" ) {
$title = "Search Results for \"" . get_search_query() . "\"";
} else {
$title = wp_title($sep = '', $display = 0);
}
return $title;
}
function setPageTitleCmd() {
$this->cmds[] = sprintf("owa_cmds.push([ 'setPageTitle', '%s' ]);", esc_html( $this->getPageTitle() ) );
}
function setUserNameCmd() {
$current_user = wp_get_current_user();
$this->cmds[] = sprintf("owa_cmds.push([ 'setUserName', '%s' ]);", esc_html( $current_user->user_login ) );
}
public static function generateSiteId() {
return md5( get_option( 'siteurl' ) );
}
/**
* Determines the type of WordPress page
*
* @return string $type
*/
function getPageType() {
if ( is_home() ) {
$type = "Home";
} elseif ( is_attachment() ){
$type = "Attachment";
} elseif ( is_page() ) {
$type = "Page";
// general page catch, should be after more specific post types
} elseif ( is_single() ) {
$type = "Post";
} elseif ( is_feed() ) {
$type = "Feed";
} elseif ( is_author() ) {
$type = "Author";
} elseif ( is_category() ) {
$type = "Category";
} elseif ( is_search() ) {
$type = "Search Results";
} elseif ( is_month() ) {
$type = "Month";
} elseif ( is_day() ) {
$type = "Day";
} elseif ( is_year() ) {
$type = "Year";
} elseif ( is_time() ) {
$type = "Time";
} elseif ( is_tag() ) {
$type = "Tag";
} elseif ( is_tax() ) {
$type = "Taxonomy";
// general archive catch, should be after specific archive types
} elseif ( is_archive() ) {
$type = "Archive";
} elseif ( is_admin() ) {
$type = "Admin";
} else {
$type = '(not set)';
}
return $type;
}
function setDebugCmd() {
$this->cmds[] = "owa_cmds.push( ['setDebug', true ] );";
}
function setSiteIdCmd() {
$this->cmds[] = sprintf("owa_cmds.push( ['setSiteId', '%s' ] );", $this->getOption('siteId') );
}
function setPageTypeCmd() {
$this->cmds[] = sprintf("owa_cmds.push( ['setPageType', '%s' ] );", $this->getPageType() );
}
function setTrackPageViewCmd() {
$this->cmds[] = "owa_cmds.push( ['trackPageView'] );";
}
function setTrackClicksCmd() {
$this->cmds[] = "owa_cmds.push( ['trackClicks'] );";
}
function setTrackDomstreamsCmd() {
$this->cmds[] = "owa_cmds.push( ['trackDomStream'] );";
}
function cmdsToString() {
$out = '';
foreach ( $this->cmds as $cmd ) {
$out .= $cmd . " \n";
}
return $out;
}
function isOwaReadyToTrack() {
if ( $this->getOption( 'owaEndpoint' ) && $this->getOption( 'apiKey' ) && $this->getOption('siteId') ) {
return true;
}
}
function isOwaSdkReady() {
if ( $this->getOption( 'owaEndpoint' ) && $this->getOption( 'apiKey' ) && $this->getOption('authKey') ) {
return true;
}
}
function makeOwaInstanceValidationHash() {
}
// init the OWA SDK
function initOwaSdk() {
if( empty( $this->owaSdk ) ) {
if ( $this->getOption( 'owaEndpoint' ) && $this->getOption( 'apiKey' ) && $this->getOption( 'authKey' ) ) {
$config = [
//'cookie_domain' => 'your.domain.com',
'credentials' => [
'api_key' => $this->getOption('apiKey'),
'auth_key' => $this->getOption('authKey')
],
'instance_url' => $this->getOption('owaEndpoint')
];
$sdk = new OwaSdk\sdk( $config );
$this->owaSdk = $sdk;
} else {
$this->addNag('You must enter your OWA API key, Secret Auth key, and Endpoint settings.', 'notice-warning');
}
}
}
/**
* Insert Tracking Tag
*
* Adds javascript tracking tag int <head> of all pages.
*
*/
function insertTrackingTag() {
if (is_admin()) {
$screen = get_current_screen();
///print_r($screen);
if ( in_array( $screen->id, [ 'owa_page_owa-analytics', 'owa_page_owa-wordpress' ] ) ) {
return;
}
}
// Don't log if the page request is a preview - Wordpress 2.x or greater
if ( function_exists( 'is_preview' ) ) {
if ( is_preview() ) {
return;
}
}
// dont log customizer previews either.
if ( function_exists( 'is_customize_preview' ) ) {
if ( is_customize_preview() ) {
return;
}
}
// dont log requests for admin interface pages
if ( ! $this->getOption( 'trackAdminPages') && function_exists( ' is_admin' ) && is_admin() ) {
return;
}
// set user name in tracking for names users with wp-admin accounts
if ( $this->getOption( 'trackNamedUsers') ) {
$this->setUserNameCmd();
}
// set any cmds
if ( $this->getOption('debug') ) {
$this->setDebugCmd();
}
$this->setSiteIdCmd();
$this->setPageTypeCmd();
$this->setPageTitleCmd();
// set track clicks command
if ( $this->getOption('trackClicks') ) {
$this->setTrackClicksCmd();
}
// set track domstream command
if ( $this->getOption('trackDomstreams') ) {
$this->setTrackDomstreamsCmd();
}
// set track page view command
$this->setTrackPageViewCmd();
// convert cmds to string and pass to tracking tag template
$options = $this->cmdsToString();
_e( sprintf( $this->getTrackerSnippetTemplate(), $options ) );
}
function getTrackerSnippetTemplate() {
$tag = "<!-- Open Web Analytics --> \n";
$tag .= '<script type="text/javascript">' . "\n";
$tag .= "var owa_cmds = owa_cmds || []; \n";
$base_url = esc_url( $this->getOption('owaEndpoint') );
$tag .= "var owa_baseUrl = '$base_url'; \n";
$tag .= "%s";
$tag .= "
(function() {var _owa = document.createElement('script'); _owa.type = 'text/javascript'; _owa.async = true;
owa_baseUrl = ('https:' == document.location.protocol ? window.owa_baseSecUrl || owa_baseUrl.replace(/http:/, 'https:') : owa_baseUrl );
_owa.src = owa_baseUrl + 'modules/base/js/owa.tracker-combined-min.js';
var _owa_s = document.getElementsByTagName('script')[0]; _owa_s.parentNode.insertBefore(_owa, _owa_s);}());
\n ";
$tag .= "</script> \n
<!-- End Open Web Analytics --> \n
";
return $tag;
}
/**
* Adds tracking source param to links in feeds
*
* @param string $link
* @return string
*/
function decorateFeedEntryPermalink($link) {
// check for presence of '?' which is not present under URL rewrite conditions
if ( $this->getOption( 'track_feed_links' ) ) {
if ( strpos($link, "?") === false ) {
// add the '?' if not found
$link .= '?';
}
// setup link template
$link_template = "%s&%s=%s&%s=%s";
return sprintf($link_template,
$link,
'owa_medium',
$this->getOption( 'feed_tracking_medium' ),
$this->getOption( 'feed_subscription_param' ),
esc_attr( get_query_var( $this->getOption( 'feed_subscription_param' ) ) )
);
}
}
/**
* Wordpress filter function adds a GUID to the feed URL.
*
* @param array $binfo
* @return string $newbinfo
*/
function decorateFeedSubscriptionLink( $binfo ) {
$is_feed = strpos($binfo, "feed=");
if ( $is_feed && $this->getOption( 'track_feed_links' ) ) {
$guid = crc32(getmypid().microtime());
$newbinfo = $binfo . "&" . $this->getOption('feed_subscription_param') . "=" . $guid;
} else {
$newbinfo = $binfo;
}
return $newbinfo;
}
// create a new tracked site.
function createTrackedSiteForNewBlog($blog_id, $user_id, $domain, $path, $site_id, $meta) {
$owa = $this->getOwaTrackerInstance();
// @todo move this to REST API call when it's ready.
// $sm = owa->siteManager(...);
//$sm->createNewSite( $domain, $domain, '', '');
}
/**
* New Blog Action Tracker
*/
function trackNewBlogAction( $blog_id, $user_id, $domain, $path, $site_id ) {
$owa = $this->getOwaTrackerInstance();
if ( $owa ) {
$owa->trackAction('Blog Created', 'WordPress', $domain);
}
}
/**
* Edit Post Action Tracker
*/
function trackedPostEditAction( $post_id, $post ) {
// we don't want to track autosaves...
if( wp_is_post_autosave( $post ) ) {
return;
}
$owa = $this->getOwaTrackerInstance();
if ( $owa ) {
$label = $post->post_title;
$owa->trackAction($post->post_type.' edited', 'WordPress', $label );
}
}
/**
* Post Action Tracker
*
* Trackes new and edited post actions. Including custom post types.
*/
function trackPostAction( $new_status, $old_status, $post ) {
$action_name = '';
// we don't want to track autosaves...
if(wp_is_post_autosave( $post ) ) {
return;
}
// or drafts
if ( $new_status === 'draft' && $old_status === 'draft' ) {
return;
}
// set action label
if ( $new_status === 'publish' && $old_status != 'publish' ) {
$action_name = $post->post_type.' publish';
} elseif ( $new_status === $old_status ) {
$action_name = $post->post_type.' edit';
}
// track action
if ( $action_name ) {
$owa = $this->getOwaTrackerInstance();
if ( $owa ) {
self::debug(sprintf("new: %s, old: %s, post: %s", $new_status, $old_status, print_r($post, true)));
$label = $post->post_title;
$owa->trackAction($action_name, 'WordPress', $label);
}
}
}
/**
* Edit Attachment Action Tracker
*/
function trackAttachmentEditAction( $post_id ) {
$owa = $this->getOwaTrackerInstance();
if ( $owa ) {
$post = get_post( $post_id );
$label = $post->post_title;
$owa->trackAction('Attachment Edit', 'WordPress', $label);
}
}
/**
* New Attachment Action Tracker
*/
function trackAttachmentCreatedAction( $post_id ) {
$owa = $this->getOwaTrackerInstance();
if ( $owa ) {
$post = get_post($post_id);
$label = $post->post_title;
$owa->trackAction('Attachment Created', 'WordPress', $label);
}
}
/**
* User Registration Action Tracker
*/
function trackUserRegistrationAction( $user_id ) {
$owa = $this->getOwaTrackerInstance();
if ( $owa ) {
$user = get_userdata($user_id);
if (!empty($user->first_name) && !empty($user->last_name)) {
$label = $user->first_name.' '.$user->last_name;
} else {
$label = $user->display_name;
}
$owa->trackAction('User Registration', 'WordPress', $label);
}
}
/**
* User Login Action Tracker
*/
function trackUserLoginAction( $user_id ) {
$owa = $this->getOwaTrackerInstance();
if ( $owa ) {
$label = $user_id;
$owa->trackAction('User Login', 'WordPress', $label);
}
}
/**
* Profile Update Action Tracker
*/
function trackUserProfileUpdateAction( $user_id, $old_user_data = '' ) {
$owa = $this->getOwaTrackerInstance();
if ( $owa ) {
$user = get_userdata($user_id);
if (!empty($user->first_name) && !empty($user->last_name)) {
$label = $user->first_name.' '.$user->last_name;
} else {
$label = $user->display_name;
}
$owa->trackAction('User Profile Update', 'WordPress', $label);
}
}
/**
* Password Reset Action Tracker
*/
function trackPasswordResetAction( $user ) {
$owa = $this->getOwaTrackerInstance();
if ( $owa ) {
$label = $user->display_name;
$owa->trackAction('User Password Reset', 'WordPress', $label);
}
}
/**
* Trackback Action Tracker
*/
function trackTrackbackAction( $comment_id ) {
$owa = $this->getOwaTrackerInstance();
if ( $owa ) {
$label = $comment_id;
$owa->trackAction('Trackback', 'WordPress', $label);
}
}
function trackCommentAction( $id, $comment_data = '' ) {
if ( $comment_data === 'approved' || $comment_data === 1 ) {
$owa = $this->getOwaTrackerInstance();
if ( $owa ) {
$label = '';
$owa->trackAction('Comment', 'WordPress', $label);
}
}
}
function trackCommentEditAction( $new_status, $old_status, $comment ) {
if ($new_status === 'approved') {
if (isset($comment->comment_author)) {
$label = $comment->comment_author;
} else {
$label = '';
}
$owa = $this->getOwaTrackerInstance();
if ( $owa ) {
$owa->trackAction('Comment Edit', 'WordPress', $label);
}
}
}
// Tracks feed requests
function trackFeedRequest() {
if ( is_feed() && $this->getOption( 'trackFeeds') ) {
self::debug('Tracking WordPress feed request');
$owa = $this->getOwaTrackerInstance();
if ( $owa ) {
$event = $owa->makeEvent();
// set event type
$event->setEventType( 'base.feed_request' );
// determine and set the type of feed
$event->set( 'feed_format', esc_attr( get_query_var( 'feed' ) ) );
$event->set( 'feed_subscription_id', esc_attr( get_query_var( $this->getOption( 'feed_subscription_param' ) ) ) );
//$event->set( 'feed_subscription_id', $_GET['owa_sid'] );
// track
$owa->trackEvent( $event );
}
}
}
public function registerOptions() {
$settings = array(
'enable' => array(
'default_value' => true,
'field' => array(
'type' => 'boolean',
'title' => 'Enable OWA ',
'page_name' => 'owa-wordpress',
'section' => 'general',
'description' => 'Enable OWA.',
'label_for' => 'Enable OWA.',
'error_message' => 'You must select On or Off.'
)
),
'apiKey' => array(
'default_value' => '',
'field' => array(
'type' => 'text',
'title' => 'API Key',
'page_name' => 'owa-wordpress',
'section' => 'general',
'description' => 'API key for accessing your OWA instance.',
'label_for' => 'OWA API Key',
'length' => 70,
'error_message' => ''
)
),
'authKey' => array(
'default_value' => '',
'field' => array(
'type' => 'text',
'title' => 'Secret Auth Key',
'page_name' => 'owa-wordpress',
'section' => 'general',
'description' => 'The secret OWA_AUTH_KEY found the owa-config.php file of your OWA Server instance.',
'label_for' => 'OWA Auth Key',
'length' => 70,
'error_message' => ''
)
),
'owaEndpoint' => array(
'default_value' => '',
'field' => array(
'type' => 'url',
'title' => 'OWA Endpoint',
'page_name' => 'owa-wordpress',
'section' => 'general',
'description' => 'The URL of your OWA instance (i.e. http://www.mydomain.com/path/to/owa/). This should be the same as the OWA_PUBLIC_URL of your OWA server instance as defined in its owa-config.php file.',
'label_for' => 'OWA Endpoint',
'length' => 70,
'error_message' => ''
)
),
'siteId' => array(
'default_value' => '',
'field' => array(
'type' => 'select',