setup();
$instance->hooks();
$instance->includes();
}
return $instance;
}
function setup() {
$this->dir = trailingslashit( plugin_dir_path( AISEEFILE ) );
$this->uri = trailingslashit( plugin_dir_url( AISEEFILE ) );
}
function includes() {
}
function hooks() {
add_action( 'add_meta_boxes', array( $this, 'add_meta_boxes' ) ); // add metaboxes
add_action( 'admin_enqueue_scripts', array( $this, 'plugin_styles' ) ); // enqueue plugin styles but only on the specific screen
add_action( 'wp_ajax_aisee_tag_cloud', array( $this, 'aisee_tag_cloud' ) ); // respond to ajax
add_action( 'wp_ajax_nopriv_aisee_tag_cloud', '__return_false' ); // do not respont to ajax
add_action( 'admin_init', array( $this, 'save_gsc_profile' ) );
add_action( 'wp_ajax_aisee_register', array( $this, 'aisee_register' ) ); // respond to ajax
add_action( 'wp_ajax_nopriv_aisee_register', '__return_false' ); // do not respont to ajax
add_action( 'wp_ajax_aisee_gsc_fetch', array( $this, 'aisee_gsc_fetch' ) ); // respond to ajax
add_action( 'wp_ajax_nopriv_aisee_gsc_fetch', '__return_false' ); // do not respont to ajax
add_action( 'wp_ajax_aisee_get_connect_link', array( $this, 'get_connect_link' ) ); // respond to ajax
add_action( 'wp_ajax_nopriv_get_connect_link', '__return_false' ); // do not respont to ajax
}
function save_gsc_profile() {
$aisee_action = isset( $_REQUEST['aisee-action'] ) ? sanitize_text_field( wp_unslash( $_REQUEST['aisee-action'] ) ) : '';
if ( 'oauth' === $aisee_action ) {
$origin_nonce = isset( $_REQUEST['origin_nonce'] ) ? sanitize_text_field( wp_unslash( $_REQUEST['origin_nonce'] ) ) : '';
wp_verify_nonce( $origin_nonce, 'aisee_gscapi' );
$success = isset( $_REQUEST['success'] ) ? sanitize_text_field( wp_unslash( $_REQUEST['success'] ) ) : '';
if ( current_user_can( 'activate_plugins' ) && '1' === $success ) {
$aisee_reg = get_option( 'aiseeseo' );
if ( $aisee_reg ) {
$aisee_reg['gsc'] = true;
update_option( 'aiseeseo', $aisee_reg );
}
}
$post_id = isset( $_REQUEST['post'] ) ? sanitize_text_field( wp_unslash( $_REQUEST['post'] ) ) : 0;
$edit_link = $post_id ? get_edit_post_link( $post_id ) : '';
if ( $edit_link ) {
wp_safe_redirect( html_entity_decode( $edit_link ), 302 );
exit;
}
}
$revoke_action = isset( $_REQUEST['aisee-action'] ) ? sanitize_text_field( wp_unslash( $_REQUEST['aisee-action'] ) ) : '';
$revoke_success = isset( $_REQUEST['success'] ) ? sanitize_text_field( wp_unslash( $_REQUEST['success'] ) ) : '';
if ( 'revoke' === $revoke_action && '1' === $revoke_success ) {
$aisee_reg = get_option( 'aiseeseo' );
if ( $aisee_reg && ! empty( $aisee_reg['gsc'] ) ) {
unset( $aisee_reg['gsc'] );
update_option( 'aiseeseo', $aisee_reg );
}
}
}
function plugin_styles() {
$screen = get_current_screen();
if ( in_array( $screen->post_type, get_post_types( array( 'public' => true ) ) ) ) {
$css_path = $this->dir . 'assets/admin-styles.css';
$version = file_exists( $css_path ) ? (string) filemtime( $css_path ) : false;
wp_enqueue_style( 'aisee-stylesheet', $this->uri . 'assets/admin-styles.css', array(), $version );
}
}
function stop_words() {
return apply_filters( 'aisee_stop_words', array( 'I', 'I\'d', 'I\'ll', 'I\'m', 'I\'ve', 'a', 'about', 'above', 'after', 'again', 'against', 'all', 'am', 'an', 'and', 'any', 'are', 'aren\'t', 'as', 'at', 'be', 'because', 'been', 'before', 'being', 'below', 'between', 'both', 'but', 'by', 'can', 'can\'t', 'cannot', 'com', 'could', 'couldn\'t', 'did', 'didn\'t', 'do', 'does', 'doesn\'t', 'doing', 'don\'t', 'down', 'during', 'each', 'few', 'for', 'from', 'further', 'had', 'hadn\'t', 'has', 'hasn\'t', 'have', 'haven\'t', 'having', 'he', 'he\'d', 'he\'ll', 'he\'s', 'her', 'here', 'here\'s', 'hers', 'herself', 'him', 'himself', 'his', 'how', 'how\'s', 'i', 'i\'d', 'i\'ll', 'i\'m', 'i\'ve', 'if', 'in', 'into', 'is', 'isn\'t', 'it', 'it\'s', 'its', 'itself', 'let\'s', 'me', 'more', 'most', 'mustn\'t', 'my', 'myself', 'net', 'no', 'nor', 'not', 'of', 'off', 'on', 'once', 'only', 'or', 'org', 'other', 'ought', 'our', 'ours', 'ourselves', 'out', 'over', 'own', 'same', 'shan\'t', 'she', 'she\'d', 'she\'ll', 'she\'s', 'should', 'shouldn\'t', 'so', 'some', 'such', 'than', 'that', 'that\'s', 'the', 'their', 'theirs', 'them', 'themselves', 'then', 'there', 'there\'s', 'these', 'they', 'they\'d', 'they\'ll', 'they\'re', 'they\'ve', 'this', 'those', 'through', 'to', 'too', 'use', 'add', 'jan', 'feb', 'mar', 'apr', 'jun', 'jul', 'aug', 'sep', 'oct', 'nov', 'dec', 'under', 'until', 'up', 'very', 'was', 'wasn\'t', 'we', 'we\'d', 'we\'ll', 'we\'re', 'we\'ve', 'were', 'weren\'t', 'what', 'what\'s', 'when', 'when\'s', 'where', 'where\'s', 'which', 'while', 'who', 'who\'s', 'whom', 'why', 'why\'s', 'with', 'will', 'won\'t', 'would', 'wouldn\'t', 'www', 'you', 'you\'d', 'you\'ll', 'you\'re', 'you\'ve', 'your', 'yours', 'yourself', 'yourselves', 'http', 'https', 'io', 'get' ) );
}
function add_meta_boxes() {
foreach ( get_post_types( array( 'public' => true ) ) as $post_type ) {
add_meta_box( 'aisee-gsc', __( 'AiSee Insights from Google™ Search Console', 'aisee-seo' ), array( $this, 'aisee_gsc_mb' ), $post_type, 'normal', 'high' );
add_meta_box( 'aisee-tag', __( 'AiSee Tag Cloud', 'aisee-seo' ), array( $this, 'aisee_tag_cloud_mb' ), $post_type, 'normal', 'high' );
}
}
function get_status() {
return false;
}
function aisee_gsc_mb() {
global $post;
?>
get_connectable_account() ) {
?>
';
echo 'Connect with Google™ Search Console';
echo '
';
} else { // we are set
$meta = get_post_meta( $post->ID, '_aisee_keywords', true );
$html = '';
if ( $meta ) {
$html = $this->generate_html( $meta );
}
$keywords_div = '' . $html . '
';
$allowed = array(
'div' => array(
'id' => array(),
'class' => array(),
),
'p' => array(
'id' => array(),
'class' => array(),
),
'table' => array(
'id' => array(),
'class' => array(),
),
'thead' => array(
'id' => array(),
'class' => array(),
),
'tbody' => array(
'id' => array(),
'class' => array(),
),
'tfoot' => array(
'id' => array(),
'class' => array(),
),
'tr' => array(
'id' => array(),
'class' => array(),
),
'th' => array(
'id' => array(),
'class' => array(),
),
'td' => array(
'id' => array(),
'class' => array(),
),
);
echo wp_kses( $keywords_div, $allowed );
echo 'Fetch Data from Google™ Search Console';
echo '
';
?>
get_oauth_link( $id, 'aisee_gsc_fetch' );
$url = add_query_arg( 'cb', time(), $url );
$url = add_query_arg( 'status', $this->get_status(), $url );
$meta = get_post_meta( $id, '_aisee_keywords', true );
if ( $meta ) {
if ( ( time() - strtotime( $meta['time'] ) ) >= ( 86400 * 15 ) ) {
$meta = false;
}
}
if ( ! $meta ) {
$args = array(
'httpversion' => '1.1',
'compress' => true,
'headers' => array(
'aisee-gsc-fetch' => true,
),
);
$response = wp_safe_remote_request(
$url,
$args
);
if ( is_wp_error( $response ) ) {
wp_send_json_error( $response->get_error_message() );
}
$status_code = wp_remote_retrieve_response_code( $response );
if ( 200 != $status_code ) {
wp_send_json_error( 'Failed to fetch response from AISee service. Error Code: ' . $status_code );
}
$response = wp_remote_retrieve_body( $response );
if ( empty( $response ) || is_null( $response ) ) {
wp_send_json_error( 'Empty server respose.' );
}
$response = json_decode( $response, true );
if ( is_null( $response ) ) { // NULL if the json cannot be decoded / data is deeper than recursion limit. OR no data exists
wp_send_json_error( 'Invalid server response.' );
}
if ( isset( $response['success'] ) && $response['success'] == true ) {
if ( ! empty( $response['data'] ) ) {
$meta = array(
'time' => time(),
'keywords' => $response['data'],
);
update_post_meta( $id, '_aisee_keywords', $meta );
$html = $this->generate_html( $meta );
wp_send_json_success( $html );
} else {
wp_send_json_success( 'No keywords yet.' );
}
}
if ( isset( $data['success'] ) && $data['success'] != true ) {
if ( isset( $data['data'] ) ) {
wp_send_json_error( sanitize_text_field( $response['data'] ) );
} else {
wp_send_json_error( 'Unknown error occurred on the server.' );
}
}
} else {
$html = $this->generate_html( $meta );
wp_send_json_success( $html );
}
}
function generate_html( $meta ) {
$html = '';
$keywords = ! empty( $meta['keywords'] ) ? $meta['keywords'] : false;
if ( ! $keywords ) {
return;
}
if ( count( $keywords ) ) {
foreach ( $keywords as $key => $value ) {
$html .= '| ' . $value['keys'] . ' | ' . $value['clicks'] . ' | ' . round( ( 100 * $value['ctr'] ), 2 ) . '% | ' . $value['impressions'] . ' | ' . round( $value['position'], 2 ) . ' |
';
}
$html = '| Keyword Phrase | Clicks | CTR | Impressions | Position |
|---|
' . $html . '
';
} else {
$html = '| Keyword Phrase | Clicks | CTR | Impressions | Position |
|---|
| No keywords found |
';
}
if ( ! empty( $meta['time'] ) ) {
$fetched = wp_date( get_option( 'date_format' ) . ' ' . get_option( 'time_format' ), (int) $meta['time'] );
if ( $fetched ) {
$html = 'Fetched On ' . $fetched . '.
' . $html . 'The data is refreshed every 15 days.
';
}
}
$html = wp_kses(
$html,
array(
'p' => array(
'id' => array(),
'class' => array(),
),
'table' => array(
'id' => array(),
'class' => array(),
),
'thead' => array(
'id' => array(),
'class' => array(),
),
'tbody' => array(
'id' => array(),
'class' => array(),
),
'tr' => array(
'id' => array(),
'class' => array(),
),
'th' => array(
'id' => array(),
'class' => array(),
),
'td' => array(
'id' => array(),
'class' => array(),
),
'tfoot' => array(
'id' => array(),
'class' => array(),
),
)
);
return $html;
}
function is_connected() {
return $this->get_setting( 'gsc' );
}
function get_oauth_link( $id, $action = false ) {
$statevars = array(
'site_url' => trailingslashit( get_site_url() ),
'return_url' => get_edit_post_link( $id ),
'permalink' => get_permalink( $id ),
'origin_nonce' => wp_create_nonce( 'aisee_gscapi' ),
'origin_ajaxurl' => admin_url( 'admin-ajax.php' ),
);
$account = $this->get_connectable_account();
if ( ! $account ) {
return;
}
$statevars = $this->encode( array_merge( $account, $statevars ) );
$auth = add_query_arg( $action, $statevars, AISEEAPIEPSL );
$auth = add_query_arg( 'aisee_action', $action, $auth );
return $auth;
switch ( $action ) {
case 'aisee_gsc_authenticate':
return 'Connect with Google™ Search Console';
case 'aisee_gsc_fetch':
return 'Fetch Data From Google™ Search Console';
}
}
function get_connect_link() {
check_ajax_referer( 'get_connect_link', 'get_connect_link_nonce' );
$id = ! empty( $_REQUEST['post_id'] ) ? sanitize_text_field( wp_unslash( $_REQUEST['post_id'] ) ) : false;
if ( ! $id ) {
wp_send_json_error( 'Invalid post ID' );
}
$account = $this->get_connectable_account();
if ( ! $account ) {
wp_send_json_error( 'Account not setup' );
}
$auth = $this->get_oauth_link( $id, 'aisee_gsc_authenticate' );
wp_send_json_success( 'Connect with Google™ Search Console' );
}
function aisee_register() {
check_ajax_referer( 'aisee_register', 'aisee_register_nonce' );
if ( empty( $_REQUEST['user'] ) ) {
wp_send_json_error( 'Invalid details' );
}
$firstname = ! empty( $_REQUEST['user']['fn'] ) ? sanitize_text_field( wp_unslash( $_REQUEST['user']['fn'] ) ) : '';
$lastname = ! empty( $_REQUEST['user']['ln'] ) ? sanitize_text_field( wp_unslash( $_REQUEST['user']['ln'] ) ) : '';
$useremail = ! empty( $_REQUEST['user']['email'] ) ? sanitize_text_field( wp_unslash( $_REQUEST['user']['email'] ) ) : '';
if ( empty( $useremail ) ) {
wp_send_json_error( 'Email missing' );
}
if ( ! filter_var( $useremail, FILTER_VALIDATE_EMAIL ) ) {
wp_send_json_error( 'Invalid email' );
}
$args = array(
'user' => array(
'fn' => $firstname,
'ln' => $lastname,
'email' => $useremail,
),
'diag' => array(
'site_url' => trailingslashit( site_url() ),
'wp' => $wp_version,
'plugin_version' => $this->plugin_data['Version'],
'cachebust' => microtime(),
),
);
$args = $this->encode( $args );
$url = add_query_arg(
'aisee_action',
'aisee_register',
add_query_arg(
'p',
'9',
add_query_arg( 'reg_details', $args, AISEEAPIEPSL )
)
);
$response = wp_safe_remote_request(
$url
);
if ( is_wp_error( $response ) ) {
wp_send_json_error( $response->get_error_message() );
}
$status_code = wp_remote_retrieve_response_code( $response );
if ( 200 != $status_code ) {
wp_send_json_error( 'Failed to fetch response from AISee service. Error Code: ' . $status_code );
}
$response = wp_remote_retrieve_body( $response );
if ( empty( $response ) || is_null( $response ) ) {
wp_send_json_error( 'No response from AISee Server. Registration Failed.' );
}
$response = json_decode( $response, true );
if ( is_null( $response ) ) {
wp_send_json_error( 'Invalid server response.' );
}
if ( isset( $response['success'] ) && $response['success'] == true ) {
if ( ! empty( $response['data']['ID'] ) && ! empty( $response['data']['user_email'] ) ) {
update_option( 'aiseeseo', $response['data'] ); // response['data] needs validation
wp_send_json_success( $this->get_oauth_link( isset( $_REQUEST['postid'] ) ? sanitize_text_field( wp_unslash( $_REQUEST['postid'] ) ) : 0, 'aisee_gsc_authenticate' ) );
} else {
wp_send_json_error( 'Invalid server response.' );
}
}
if ( isset( $data['success'] ) && $data['success'] != true ) {
if ( isset( $data['data'] ) ) {
wp_send_json_error( sanitize_text_field( $response['data'] ) );
} else {
wp_send_json_error( 'Unknown error occurred on the server.' );
}
}
}
function aisee_tag_cloud_mb() {
?>
Increase this to see a smaller tag cloud; decreasing results in a larger tag cloud
';
echo 'Generate Tag Cloud';
echo '';
?>
get_error_message() );
}
$status_code = wp_remote_retrieve_response_code( $response );
if ( 200 != $status_code ) {
wp_send_json_error( 'Failed to fetch post content: ' . $status_code );
}
$keywords = wp_remote_retrieve_body( $response );
if ( ! $keywords ) {
wp_send_json_error( 'Encountered empty content.' );
}
$keywords = sanitize_text_field( $keywords );
$stop = $this->stop_words();
$dom = new DOMDocument();
$dom->loadHTML( $keywords );
$_scripts = $dom->getElementsByTagName( 'script' );
$scripts = array();
foreach ( $_scripts as $script ) {
$scripts[] = $script;
}
foreach ( $scripts as $script ) {
$script->parentNode->removeChild( $script );
}
$_styles = $dom->getElementsByTagName( 'style' );
$styles = array();
foreach ( $_styles as $style ) {
$styles[] = $style;
}
foreach ( $styles as $style ) {
$style->parentNode->removeChild( $style );
}
$keywords = $dom->saveHTML();
$pattern = '/(&[a-zA-Z]+);/';
$keywords = preg_replace( $pattern, ' ', $keywords );
$keywords = urldecode( $keywords );
$keywords = strtolower( wp_strip_all_tags( $keywords ) );
$keywords = preg_replace( '/[^a-z0-9]/', ' ', $keywords );
$keywords = preg_replace( '/\s+/', ' ', $keywords );
$keywords = explode( ' ', $keywords );
$keywords = array_diff( $keywords, $stop );
$tags = array_count_values( $keywords );
$tags = array_filter(
$tags,
function ( $v, $k ) use( $trimlen ) {
$k = preg_replace( '/\b\d+\b/', '', $k );
if ( $v == 1 ) { // remove words that occur only once; they have no weight
return false;
}
if ( strlen( trim( $k ) ) && strlen( trim( $k ) ) < $trimlen ) {
return false;
}
return ! empty( trim( $k ) );
},
ARRAY_FILTER_USE_BOTH
);
arsort( $tags );
$newtags = array();
$avg = ( max( $tags ) + min( $tags ) ) / 2;
$avg = $avg / 1.618; // fine-tune the scaling here
foreach ( $tags as $key => $value ) {
if ( ( $drop_percentage ) > ( ( $value * 100 ) / count( $tags ) ) ) {
continue;
}
$newtags[] = '' . $key . '';
}
for ( $i = 0; $i <= 49; $i++ ) {
shuffle( $newtags );
}
// arsort( $newtags );
$newtags = implode( ' ', $newtags ); // Turn the array into a plain string. Only contains aplha-numeric chars.
wp_send_json_success(
wp_kses(
$newtags,
array(
'span' => array(
'style' => array(),
'class' => array(),
),
)
)
);
}
function get_setting( $setting ) {
$defaults = $this->defaults();
$settings = wp_parse_args( get_option( 'aiseeseo', $defaults ), $defaults );
return isset( $settings[ $setting ] ) ? $settings[ $setting ] : false;
}
function defaults() {
// $defaults = array(
// 'connection' => '',
// );
$defaults = array();
return $defaults;
}
function sanitize( $settings ) {
return $settings;
}
function get_connectable_account() {
return get_option( 'aiseeseo' );
}
function encode( $data ) {
$data = strtr( base64_encode( json_encode( $data ) ), '+/=', '-_,' );
return $data;
}
function decode( $data ) {
return json_decode( base64_decode( strtr( $data, '-_,', '+/=' ) ), true );
}
/**
* Developer-only debug helper. print_r is intentional here; output is escaped via esc_html().
*
* @param mixed $str Value to dump.
*/
function llog( $str ) {
echo '';
echo esc_html( print_r( $str, true ) ); // phpcs:ignore WordPress.PHP.DevelopmentFunctions.error_log_print_r -- intentional debug helper; output escaped.
echo '
';
}
}
function aisee() {
return AISee::get_instance();
}
// Let's roll!
aisee();