/lib/admin.php

  1. <?php 
  2. /** 
  3.  * License: GPLv3 
  4.  * License URI: http://www.gnu.org/licenses/gpl.txt 
  5.  * Copyright 2012-2015 - Jean-Sebastien Morisset - http://surniaulula.com/ 
  6.  */ 
  7.  
  8. if ( ! defined( 'ABSPATH' ) )  
  9.   die( 'These aren\'t the droids you\'re looking for...' ); 
  10.  
  11. if ( ! class_exists( 'NgfbAdmin' ) ) { 
  12.  
  13.   class NgfbAdmin { 
  14.    
  15.       protected $p; 
  16.       protected $menu_id; 
  17.       protected $menu_name; 
  18.       protected $menu_lib; 
  19.       protected $pagehook; 
  20.  
  21.       public static $is_suffix; 
  22.       public static $readme_info = array(); 
  23.  
  24.       public $form; 
  25.       public $lang = array(); 
  26.       public $submenu = array(); 
  27.  
  28.       public function __construct( &$plugin ) { 
  29.           $this->p =& $plugin; 
  30.           if ( $this->p->debug->enabled ) 
  31.               $this->p->debug->mark(); 
  32.  
  33.           if ( defined( 'DOING_AJAX' ) && DOING_AJAX ) { 
  34.               // nothing to do 
  35.           } else { 
  36.               load_plugin_textdomain( 'nextgen-facebook', false, 'nextgen-facebook/languages/' ); 
  37.  
  38.               $this->set_objects(); 
  39.               $this->pro_req_notices(); 
  40.               $this->conflict_warnings(); 
  41.  
  42.               add_action( 'admin_init', array( &$this, 'register_setting' ) ); 
  43.               add_action( 'admin_menu', array( &$this, 'add_admin_menus' ), NGFB_ADD_MENU_PRIORITY ); 
  44.               // add settings and users submenu items 
  45.               add_action( 'admin_menu', array( &$this, 'add_admin_submenus' ), NGFB_ADD_SUBMENU_PRIORITY ); 
  46.               add_action( 'activated_plugin', array( &$this, 'check_activated_plugin' ), 10, 2 ); 
  47.               add_action( 'after_switch_theme', array( &$this, 'check_tmpl_head_elements' ) ); 
  48.               add_action( 'upgrader_process_complete', array( &$this, 'check_tmpl_head_elements' ) ); 
  49.  
  50.               add_filter( 'plugin_action_links', array( &$this, 'add_plugin_action_links' ), 10, 2 ); 
  51.               add_filter( 'wp_redirect', array( &$this, 'wp_profile_updated_redirect' ), -100, 2 ); 
  52.    
  53.               if ( is_multisite() ) { 
  54.                   add_action( 'network_admin_menu', array( &$this, 'add_network_admin_menus' ), NGFB_ADD_MENU_PRIORITY ); 
  55.                   add_action( 'network_admin_edit_'.NGFB_SITE_OPTIONS_NAME, array( &$this, 'save_site_options' ) ); 
  56.                   add_filter( 'network_admin_plugin_action_links', array( &$this, 'add_plugin_action_links' ), 10, 2 ); 
  57.               } 
  58.  
  59.               add_filter( 'get_user_option_wpseo_dismissed_conflicts',  
  60.                   array( &$this, 'dismiss_wpseo_notice' ), 10, 3 ); 
  61.           } 
  62.  
  63.       } 
  64.  
  65.       // load all submenu classes into the $this->submenu array 
  66.       // the id of each submenu item must be unique 
  67.       private function set_objects() { 
  68.           self::$is_suffix = ' '.( $this->p->check->aop( $this->p->cf['lca'],  
  69.               true, $this->p->is_avail['aop'] ) ?  
  70.                   _x( 'Pro', 'package type', 'nextgen-facebook' ) : 
  71.                   _x( 'Free', 'package type', 'nextgen-facebook' ) ); 
  72.  
  73.           $menu_libs = array(  
  74.               'submenu',  
  75.               'setting', // setting must be after submenu to extend submenu/advanced.php 
  76.               'profile',  
  77.  ); 
  78.  
  79.           if ( is_multisite() ) 
  80.               $menu_libs[] = 'sitesubmenu'; 
  81.  
  82.           foreach ( $menu_libs as $menu_lib ) { 
  83.               foreach ( $this->p->cf['plugin'] as $ext => $info ) { 
  84.                   if ( isset( $info['lib'][$menu_lib] ) ) { 
  85.                       foreach ( $info['lib'][$menu_lib] as $menu_id => $menu_name ) { 
  86.                           if ( strpos( $menu_id, 'separator' ) !== false )  
  87.                               continue; 
  88.                           $classname = apply_filters( $ext.'_load_lib', false, $menu_lib.'/'.$menu_id ); 
  89.                           if ( $classname !== false && class_exists( $classname ) ) { 
  90.                               if ( ! empty( $info['text_domain'] ) ) 
  91.                                   $menu_name = _x( $menu_name, 'lib file description', $info['text_domain'] ); 
  92.                               $this->submenu[$menu_id] = new $classname( $this->p, $menu_id, $menu_name, $menu_lib ); 
  93.                           } 
  94.                       } 
  95.                   } 
  96.               } 
  97.           } 
  98.       } 
  99.  
  100.       private function pro_req_notices() { 
  101.           $lca = $this->p->cf['lca']; 
  102.           if ( $this->p->is_avail['aop'] === true &&  
  103.               empty( $this->p->options['plugin_'.$lca.'_tid'] ) &&  
  104.                   ( empty( $this->p->options['plugin_'.$lca.'_tid:is'] ) ||  
  105.                       $this->p->options['plugin_'.$lca.'_tid:is'] !== 'disabled' ) ) 
  106.                           $this->p->notice->nag( $this->p->msgs->get( 'notice-pro-tid-missing' ) ); 
  107.  
  108.           $has_tid = false; 
  109.           foreach ( $this->p->cf['plugin'] as $ext => $info ) { 
  110.               if ( ! empty( $this->p->options['plugin_'.$ext.'_tid'] ) && 
  111.                   isset( $info['base'] ) && SucomUtil::active_plugins( $info['base'] ) ) { 
  112.                   $has_tid = true; 
  113.                   if ( ! $this->p->check->aop( $ext, false ) ) 
  114.                       $this->p->notice->err( $this->p->msgs->get( 'notice-pro-not-installed',  
  115.                           array( 'lca' => $ext ) ), true ); 
  116.               } 
  117.           } 
  118.  
  119.           if ( $has_tid === true && ! $this->p->is_avail['util']['um'] ) { 
  120.               if ( ! function_exists( 'get_plugins' ) ) 
  121.                   require_once( ABSPATH.'wp-admin/includes/plugin.php' ); 
  122.               $installed_plugins = get_plugins(); 
  123.               if ( ! empty( $this->p->cf['plugin']['ngfbum']['base'] ) && 
  124.                   is_array( $installed_plugins[$this->p->cf['plugin']['ngfbum']['base']] ) ) 
  125.                       $this->p->notice->nag( $this->p->msgs->get( 'notice-um-activate-extension' ), true ); 
  126.               else $this->p->notice->nag( $this->p->msgs->get( 'notice-um-extension-required' ), true ); 
  127.           } 
  128.       } 
  129.  
  130.       public function check_activated_plugin( $plugin = false, $sitewide = false ) { 
  131.           $lca = $this->p->cf['lca']; 
  132.           switch ( $plugin ) { 
  133.               case $this->p->cf['plugin'][$lca.'um']['base']: 
  134.                   $this->p->notice->trunc( 'nag' ); 
  135.                   break; 
  136.           } 
  137.       } 
  138.  
  139.       protected function set_form_property() { 
  140.           $def_opts = $this->p->opt->get_defaults(); 
  141.           $this->form = new SucomForm( $this->p, NGFB_OPTIONS_NAME, $this->p->options, $def_opts ); 
  142.       } 
  143.  
  144.       protected function &get_form_reference() {    // returns a reference 
  145.           return $this->form; 
  146.       } 
  147.  
  148.       public function register_setting() { 
  149.           register_setting( $this->p->cf['lca'].'_setting',  
  150.               NGFB_OPTIONS_NAME, array( &$this, 'registered_setting_sanitation' ) ); 
  151.       }  
  152.  
  153.       public function set_readme_info( $expire_secs = 86400 ) { 
  154.           foreach ( array_keys( $this->p->cf['plugin'] ) as $ext ) { 
  155.               if ( empty( self::$readme_info[$ext] ) ) 
  156.                   self::$readme_info[$ext] = $this->p->util->parse_readme( $ext, $expire_secs ); 
  157.           } 
  158.       } 
  159.  
  160.       public function add_admin_submenus() { 
  161.           foreach ( array( 'profile', 'setting' ) as $menu_lib ) { 
  162.  
  163.               // match wordpress behavior (users page for admins, profile page for everyone else) 
  164.               if ( $menu_lib === 'profile' && current_user_can( 'list_users' ) ) 
  165.                   $parent_slug = $this->p->cf['wp']['admin']['users']['page']; 
  166.               else $parent_slug = $this->p->cf['wp']['admin'][$menu_lib]['page']; 
  167.  
  168.               foreach ( $this->p->cf['*']['lib'][$menu_lib] as $menu_id => $menu_name ) { 
  169.                   if ( isset( $this->submenu[$menu_id] ) ) 
  170.                       $this->submenu[$menu_id]->add_submenu_page( $parent_slug ); 
  171.                   else $this->add_submenu_page( $parent_slug, $menu_id, $menu_name, $menu_lib ); 
  172.               } 
  173.           } 
  174.       } 
  175.  
  176.       public function add_network_admin_menus() { 
  177.           $this->add_admin_menus( 'sitesubmenu' ); 
  178.       } 
  179.  
  180.       public function add_admin_menus( $menu_lib = '' ) { 
  181.           $menu_lib = empty( $menu_lib ) ? 
  182.               'submenu' : $menu_lib; 
  183.           $libs = $this->p->cf['*']['lib'][$menu_lib]; 
  184.  
  185.           $this->menu_id = key( $libs ); 
  186.           $this->menu_name = $libs[$this->menu_id]; 
  187.           $this->menu_lib = $menu_lib; 
  188.  
  189.           if ( isset( $this->submenu[$this->menu_id] ) ) { 
  190.               $menu_slug = $this->p->cf['lca'].'-'.$this->menu_id; 
  191.               $this->submenu[$this->menu_id]->add_menu_page( $menu_slug ); 
  192.           } 
  193.  
  194.           foreach ( $libs as $menu_id => $menu_name ) { 
  195.               $parent_slug = $this->p->cf['lca'].'-'.$this->menu_id; 
  196.               if ( isset( $this->submenu[$menu_id] ) ) 
  197.                   $this->submenu[$menu_id]->add_submenu_page( $parent_slug ); 
  198.               else $this->add_submenu_page( $parent_slug, $menu_id, $menu_name, $menu_lib ); 
  199.           } 
  200.       } 
  201.  
  202.       protected function add_menu_page( $menu_slug ) { 
  203.           global $wp_version; 
  204.           $lca = $this->p->cf['lca']; 
  205.           $short = $this->p->cf['plugin'][$lca]['short']; 
  206.  
  207.           // add_menu_page( $page_title, $menu_title, $capability, $menu_slug, $function, $icon_url, $position ); 
  208.           $this->pagehook = add_menu_page(  
  209.               $short.self::$is_suffix.' — '.$this->menu_name,  
  210.               $this->p->cf['menu'].self::$is_suffix,  
  211.               ( isset( $this->p->cf['wp']['admin'][$this->menu_lib]['cap'] ) ? 
  212.                   $this->p->cf['wp']['admin'][$this->menu_lib]['cap'] : 
  213.                   'manage_options' ), // fallback to manage_options capability 
  214.               $menu_slug,  
  215.               array( &$this, 'show_setting_page' ),  
  216.               ( version_compare( $wp_version, 3.8, '<' ) ? null : 'dashicons-share' ),  
  217.               NGFB_MENU_ORDER 
  218.  ); 
  219.           add_action( 'load-'.$this->pagehook, array( &$this, 'load_setting_page' ) ); 
  220.       } 
  221.  
  222.       protected function add_submenu_page( $parent_slug, $menu_id = '', $menu_name = '', $menu_lib = '' ) { 
  223.           $lca = $this->p->cf['lca']; 
  224.           $short = $this->p->cf['plugin'][$lca]['short']; 
  225.           $menu_id = empty( $menu_id ) ? 
  226.               $this->menu_id : $menu_id; 
  227.           $menu_name = empty( $menu_name ) ? 
  228.               $this->menu_name : $menu_name; 
  229.           $menu_lib = empty( $menu_lib ) ? 
  230.               $this->menu_lib : $menu_lib; 
  231.  
  232.           if ( strpos( $menu_id, 'separator' ) !== false ) { 
  233.               $menu_title = '<div style="z-index:999; 
  234.                   padding:2px 0; 
  235.                   margin:0; 
  236.                   cursor:default; 
  237.                   border-bottom:1px dotted; 
  238.                   color:#666;" onclick="return false;">'. 
  239.                       ( $menu_name === $this->p->cf['menu'] ?  
  240.                           $menu_name.self::$is_suffix : $menu_name ).'</div>'; 
  241.               $menu_slug = ''; 
  242.               $page_title = ''; 
  243.               $function = ''; 
  244.           } else { 
  245.               // highlight the "extension plugins" part of the menu title 
  246.               if ( strpos( $menu_id, 'licenses' ) !== false ) 
  247.                   $menu_title = preg_replace( '/^<span>/',  
  248.                       '<span style="color:#'.$this->p->cf['color'].';">', $menu_name ); 
  249.               else $menu_title = $menu_name; 
  250.  
  251.               $menu_slug = $lca.'-'.$menu_id; 
  252.               $page_title = $short.self::$is_suffix.' — '.$menu_title; 
  253.               $function = array( &$this, 'show_setting_page' ); 
  254.           } 
  255.  
  256.           // add_submenu_page( $parent_slug, $page_title, $menu_title, $capability, $menu_slug, $function ); 
  257.           $this->pagehook = add_submenu_page( $parent_slug, $page_title, $menu_title,  
  258.               ( isset( $this->p->cf['wp']['admin'][$menu_lib]['cap'] ) ? 
  259.                   $this->p->cf['wp']['admin'][$menu_lib]['cap'] : 
  260.                   'manage_options' ), $menu_slug, $function );    // fallback to manage_options capability 
  261.  
  262.           if ( $function ) 
  263.               add_action( 'load-'.$this->pagehook, array( &$this, 'load_setting_page' ) ); 
  264.       } 
  265.  
  266.       // add links on the main plugins page 
  267.       public function add_plugin_action_links( $links, $file ) { 
  268.  
  269.           if ( ! isset( $this->p->cf['*']['base'][$file] ) ) 
  270.               return $links; 
  271.  
  272.           $ext = $this->p->cf['*']['base'][$file]; 
  273.           $info = $this->p->cf['plugin'][$ext]; 
  274.  
  275.           foreach ( $links as $num => $val ) 
  276.               if ( strpos( $val, '>Edit<' ) !== false ) 
  277.                   unset ( $links[$num] ); 
  278.  
  279.           if ( ! empty( $info['url']['faq'] ) ) 
  280.               $links[] = '<a href="'.$info['url']['faq'].'">'. 
  281.                   _x( 'FAQ', 'plugin action link', 'nextgen-facebook' ).'</a>'; 
  282.  
  283.           if ( ! empty( $info['url']['notes'] ) ) 
  284.               $links[] = '<a href="'.$info['url']['notes'].'">'. 
  285.                   _x( 'Notes', 'plugin action link', 'nextgen-facebook' ).'</a>'; 
  286.  
  287.           if ( ! empty( $info['url']['latest_zip'] ) ) 
  288.               $links[] = '<a href="'.$info['url']['latest_zip'].'">'. 
  289.                   _x( 'Download Latest', 'plugin action link', 'nextgen-facebook' ).'</a>'; 
  290.  
  291.           if ( ! empty( $info['url']['pro_support'] ) && 
  292.               $this->p->check->aop( $ext, true, $this->p->is_avail['aop'] ) ) { 
  293.                   $links[] = '<a href="'.$info['url']['pro_support'].'">'. 
  294.                       _x( 'Pro Support', 'plugin action link', 'nextgen-facebook' ).'</a>'; 
  295.           } else { 
  296.               if ( ! empty( $info['url']['wp_support'] ) ) 
  297.                   $links[] = '<a href="'.$info['url']['wp_support'].'">'. 
  298.                       _x( 'Support Forum', 'plugin action link', 'nextgen-facebook' ).'</a>'; 
  299.  
  300.               if ( ! empty( $info['url']['purchase'] ) ) { 
  301.                   if ( $this->p->check->aop( $ext, false, $this->p->is_avail['aop'] ) ) 
  302.                       $links[] = '<a href="'.$info['url']['purchase'].'">'. 
  303.                           _x( 'Purchase Pro License(s)', 'plugin action link', 'nextgen-facebook' ).'</a>'; 
  304.                   else $links[] = '<a href="'.$info['url']['purchase'].'">'. 
  305.                       _x( 'Purchase Pro Version', 'plugin action link', 'nextgen-facebook' ).'</a>'; 
  306.               } 
  307.           } 
  308.  
  309.           return $links; 
  310.       } 
  311.  
  312.       // this method receives only a partial options array, so re-create a full one 
  313.       // wordpress handles the actual saving of the options 
  314.       public function registered_setting_sanitation( $opts ) { 
  315.           $network = false; 
  316.           if ( ! is_array( $opts ) ) { 
  317.               add_settings_error( NGFB_OPTIONS_NAME, 'notarray', '<b>'.$this->p->cf['uca'].' Error</b> : '. 
  318.                   __( 'Submitted options are not an array.', 'nextgen-facebook' ), 'error' ); 
  319.               return $opts; 
  320.           } 
  321.           // get default values, including css from default stylesheets 
  322.           $def_opts = $this->p->opt->get_defaults(); 
  323.           $opts = SucomUtil::restore_checkboxes( $opts ); 
  324.           $opts = array_merge( $this->p->options, $opts ); 
  325.           $this->p->notice->trunc();    // clear all messages before sanitation checks 
  326.           $opts = $this->p->opt->sanitize( $opts, $def_opts, $network ); 
  327.           $opts = apply_filters( $this->p->cf['lca'].'_save_options', $opts, NGFB_OPTIONS_NAME, $network ); 
  328.           $clear_cache_link = wp_nonce_url( $this->p->util->get_admin_url( '?'.$this->p->cf['lca']. 
  329.               '-action=clear_all_cache' ), self::get_nonce(), NGFB_NONCE ); 
  330.           $this->p->notice->inf( __( 'Plugin settings have been saved.', 'nextgen-facebook' ).' '. 
  331.               sprintf( __( 'Wait %1$d seconds for cache objects to expire or <a href="%2$s">%3$s</a> now.',  
  332.                   'nextgen-facebook' ), $this->p->options['plugin_object_cache_exp'], $clear_cache_link,  
  333.                       _x( 'Clear All Cache(s)', 'submit button', 'nextgen-facebook' ) ), true ); 
  334.           $this->check_tmpl_head_elements(); 
  335.           return $opts; 
  336.       } 
  337.  
  338.       public function save_site_options() { 
  339.           $network = true; 
  340.  
  341.           $page = empty( $_POST['page'] ) ?  
  342.               key( $this->p->cf['*']['lib']['sitesubmenu'] ) : 
  343.               $_POST['page']; 
  344.  
  345.           if ( empty( $_POST[ NGFB_NONCE ] ) ) { 
  346.               if ( $this->p->debug->enabled ) 
  347.                   $this->p->debug->log( 'nonce token validation post field missing' ); 
  348.               wp_redirect( $this->p->util->get_admin_url( $page ) ); 
  349.               exit; 
  350.           } elseif ( ! wp_verify_nonce( $_POST[ NGFB_NONCE ], self::get_nonce() ) ) { 
  351.               $this->p->notice->err( __( 'Nonce token validation failed for network options (update ignored).',  
  352.                   'nextgen-facebook' ), true ); 
  353.               wp_redirect( $this->p->util->get_admin_url( $page ) ); 
  354.               exit; 
  355.           } elseif ( ! current_user_can( 'manage_network_options' ) ) { 
  356.               $this->p->notice->err( __( 'Insufficient privileges to modify network options.',  
  357.                   'nextgen-facebook' ), true ); 
  358.               wp_redirect( $this->p->util->get_admin_url( $page ) ); 
  359.               exit; 
  360.           } 
  361.  
  362.           $def_opts = $this->p->opt->get_site_defaults(); 
  363.           $opts = empty( $_POST[NGFB_SITE_OPTIONS_NAME] ) ? $def_opts :  
  364.               SucomUtil::restore_checkboxes( $_POST[NGFB_SITE_OPTIONS_NAME] ); 
  365.           $opts = array_merge( $this->p->site_options, $opts ); 
  366.           $this->p->notice->trunc();    // clear all messages before sanitation checks 
  367.           $opts = $this->p->opt->sanitize( $opts, $def_opts, $network ); 
  368.           $opts = apply_filters( $this->p->cf['lca'].'_save_site_options', $opts, $def_opts, $network ); 
  369.           update_site_option( NGFB_SITE_OPTIONS_NAME, $opts ); 
  370.           $this->p->notice->inf( __( 'Plugin settings have been saved.', 'nextgen-facebook' ), true ); 
  371.           wp_redirect( $this->p->util->get_admin_url( $page ).'&settings-updated=true' ); 
  372.           exit;    // stop here 
  373.       } 
  374.  
  375.       public function load_single_page() { 
  376.           wp_enqueue_script( 'postbox' ); 
  377.           $this->p->admin->submenu[$this->menu_id]->add_meta_boxes(); 
  378.       } 
  379.  
  380.       public function load_setting_page() { 
  381.           $lca = $this->p->cf['lca']; 
  382.           $action_query = $lca.'-action'; 
  383.           wp_enqueue_script( 'postbox' ); 
  384.  
  385.           if ( ! empty( $_GET[$action_query] ) ) { 
  386.               $action_name = SucomUtil::sanitize_hookname( $_GET[$action_query] ); 
  387.               if ( empty( $_GET[ NGFB_NONCE ] ) ) { 
  388.                   if ( $this->p->debug->enabled ) 
  389.                       $this->p->debug->log( 'nonce token validation query field missing' ); 
  390.               } elseif ( ! wp_verify_nonce( $_GET[ NGFB_NONCE ], self::get_nonce() ) ) { 
  391.                   $this->p->notice->err( __( 'Nonce token validation failed for action \"'.$action_name.'\".', 'nextgen-facebook' ) ); 
  392.               } else { 
  393.                   $_SERVER['REQUEST_URI'] = remove_query_arg( array( $action_query, NGFB_NONCE ) ); 
  394.                   switch ( $action_name ) { 
  395.                       case 'check_for_updates':  
  396.                           if ( $this->p->is_avail['util']['um'] ) { 
  397.                               self::$readme_info = array(); 
  398.                               $ngfbum = NgfbUm::get_instance(); 
  399.                               $ngfbum->update->check_for_updates( null, true, false ); 
  400.                           } else { 
  401.                               $this->p->notice->err( sprintf( __( 'The <b>%s</b> extension is required to check for Pro version updates.',  
  402.                                   'nextgen-facebook' ), $this->p->cf['plugin'][$lca.'um']['name'] ) ); 
  403.                           } 
  404.                           break; 
  405.  
  406.                       case 'clear_all_cache':  
  407.                           $this->p->util->clear_all_cache(); 
  408.                           break; 
  409.  
  410.                       case 'clear_metabox_prefs':  
  411.                           $user_id = get_current_user_id(); 
  412.                           $user = get_userdata( $user_id ); 
  413.                           //$user_name = trim( $user->first_name.' '.$user->last_name ); 
  414.                           $user_name = $user->display_name; 
  415.                           NgfbUser::delete_metabox_prefs( $user_id ); 
  416.                           $this->p->notice->inf( sprintf( __( 'Metabox layout preferences for user ID #%d "%s" have been reset.',  
  417.                               'nextgen-facebook' ), $user_id, $user_name ) ); 
  418.                           break; 
  419.  
  420.                       case 'clear_hidden_notices':  
  421.                           $user_id = get_current_user_id(); 
  422.                           $user = get_userdata( $user_id ); 
  423.                           //$user_name = trim( $user->first_name.' '.$user->last_name ); 
  424.                           $user_name = $user->display_name; 
  425.                           delete_user_option( $user_id, NGFB_DISMISS_NAME ); 
  426.                           $this->p->notice->inf( sprintf( __( 'Hidden notices for user ID #%d "%s" have been cleared.',  
  427.                               'nextgen-facebook' ), $user_id, $user_name ) ); 
  428.                           break; 
  429.  
  430.                       case 'change_show_options':  
  431.                           if ( isset( $this->p->cf['form']['show_options'][$_GET['show-opts']] ) ) { 
  432.                               $this->p->notice->inf( sprintf( 'Option preference saved — viewing "%s" by default.',  
  433.                                   $this->p->cf['form']['show_options'][$_GET['show-opts']] ) ); 
  434.                               NgfbUser::save_pref( array( 'show_opts' => $_GET['show-opts'] ) ); 
  435.                           } 
  436.                           $_SERVER['REQUEST_URI'] = remove_query_arg( array( 'show-opts' ) ); 
  437.                           break; 
  438.  
  439.                       case 'modify_tmpl_head_elements':  
  440.                           $this->modify_tmpl_head_elements(); 
  441.                           break; 
  442.  
  443.                       default:  
  444.                           do_action( $lca.'_load_setting_page_'.$action_name,  
  445.                               $this->pagehook, $this->menu_id, $this->menu_name, $this->menu_lib ); 
  446.                           break; 
  447.                   } 
  448.               } 
  449.           } 
  450.  
  451.           // the plugin information metabox on all settings pages needs this 
  452.           $this->p->admin->set_readme_info( $this->p->cf['feed_cache_exp'] ); 
  453.  
  454.           // add child metaboxes first, since they contain the default reset_metabox_prefs() 
  455.           $this->p->admin->submenu[ $this->menu_id ]->add_meta_boxes(); 
  456.  
  457.           if ( empty( $this->p->options['plugin_'.$lca.'_tid'] ) ||  
  458.               ! $this->p->check->aop( $lca, true, $this->p->is_avail['aop'] ) ) { 
  459.  
  460.               add_meta_box( $this->pagehook.'_purchase',  
  461.                   _x( 'Pro / Power-User Version', 'metabox title (side)', 'nextgen-facebook' ),  
  462.                       array( &$this, 'show_metabox_purchase' ), $this->pagehook, 'side' ); 
  463.  
  464.               $this->p->mods['util']['user']->reset_metabox_prefs( $this->pagehook,  
  465.                   array( 'purchase' ), null, 'side', true ); 
  466.           } 
  467.  
  468.           add_meta_box( $this->pagehook.'_help',  
  469.               _x( 'Help and Support', 'metabox title (side)', 'nextgen-facebook' ),  
  470.                   array( &$this, 'show_metabox_help' ), $this->pagehook, 'side' ); 
  471.  
  472.           if ( $this->menu_lib === 'submenu' ) { 
  473.               add_meta_box( $this->pagehook.'_status_gpl',  
  474.                   _x( 'Standard Features', 'metabox title (side)', 'nextgen-facebook' ),  
  475.                       array( &$this, 'show_metabox_status_gpl' ), $this->pagehook, 'side' ); 
  476.    
  477.               add_meta_box( $this->pagehook.'_status_pro',  
  478.                   _x( 'Pro Version Features', 'metabox title (side)', 'nextgen-facebook' ),  
  479.                       array( &$this, 'show_metabox_status_pro' ), $this->pagehook, 'side' ); 
  480.           } 
  481.  
  482.           if ( $this->menu_lib === 'submenu' || $this->menu_lib === 'sitesubmenu' ) { 
  483.               add_meta_box( $this->pagehook.'_version_info',  
  484.                   _x( 'Version Information', 'metabox title (side)', 'nextgen-facebook' ),  
  485.                       array( &$this, 'show_metabox_version_info' ), $this->pagehook, 'side' ); 
  486.           } 
  487.       } 
  488.  
  489.       protected function add_meta_boxes() { 
  490.       } 
  491.  
  492.       public function show_setting_page( $sidebar = true ) { 
  493.  
  494.           if ( ! $this->is_setting() ) 
  495.               settings_errors( NGFB_OPTIONS_NAME ); 
  496.  
  497.           $this->set_form_property();            // set form for side boxes and show_form_content() 
  498.  
  499.           if ( $this->p->debug->enabled ) { 
  500.               $this->p->debug->show_html( print_r( $this->p->is_avail, true ), 'available features' ); 
  501.               $this->p->debug->show_html( print_r( NgfbUtil::active_plugins(), true ), 'active plugins' ); 
  502.               $this->p->debug->show_html( null, 'debug log' ); 
  503.           } 
  504.            
  505.           echo '<div class="wrap" id="'.$this->pagehook.'">'."\n"; 
  506.           echo '<h1>'.$this->p->cf['plugin'][$this->p->cf['lca']]['short']. 
  507.               self::$is_suffix.' – '.$this->menu_name.'</h1>'."\n"; 
  508.  
  509.           if ( $sidebar === false ) { 
  510.               echo '<div id="poststuff" class="metabox-holder">'."\n"; 
  511.               echo '<div id="post-body">'."\n"; 
  512.               echo '<div id="post-body-content">'."\n"; 
  513.           } else { 
  514.               echo '<div id="poststuff" class="metabox-holder has-right-sidebar">'."\n"; 
  515.               echo '<div id="side-info-column" class="inner-sidebar">'."\n"; 
  516.               do_meta_boxes( $this->pagehook, 'side', null ); 
  517.               echo '</div><!-- .inner-sidebar -->'."\n"; 
  518.               echo '<div id="post-body" class="has-sidebar">'."\n"; 
  519.               echo '<div id="post-body-content" class="has-sidebar-content">'."\n"; 
  520.           } 
  521.  
  522.           $this->show_form_content(); 
  523.           ?> 
  524.                       </div><!-- .post-body-content --> 
  525.                   </div><!-- .post-body --> 
  526.               </div><!-- .metabox-holder --> 
  527.           </div><!-- .wrap --> 
  528.           <script type="text/javascript"> 
  529.               //<![CDATA[ 
  530.               jQuery(document).ready(  
  531.                   function($) { 
  532.                       // close postboxes that should be closed 
  533.                       $('.if-js-closed').removeClass('if-js-closed').addClass('closed'); 
  534.                       // postboxes setup 
  535.                       postboxes.add_postbox_toggles('<?php echo $this->pagehook; ?>'); 
  536.                   } 
  537.  ); 
  538.               //]]> 
  539.           </script> 
  540.           <?php 
  541.       } 
  542.  
  543.       public function wp_profile_updated_redirect( $location, $status ) { 
  544.           if ( strpos( $location, 'updated=' ) !== false &&  
  545.               strpos( $location, 'wp_http_referer=' ) ) { 
  546.  
  547.               // match wordpress behavior (users page for admins, profile page for everyone else) 
  548.               $menu_lib = current_user_can( 'list_users' ) ? 'users' : 'profile'; 
  549.               $parent_slug = $this->p->cf['wp']['admin'][$menu_lib]['page']; 
  550.               $referer_match = '/'.$parent_slug.'?page='.$this->p->cf['lca'].'-'; 
  551.               parse_str( parse_url( $location, PHP_URL_QUERY ), $parts ); 
  552.  
  553.               if ( strpos( $parts['wp_http_referer'], $referer_match ) ) { 
  554.                   $this->p->notice->inf( __( 'Profile updated.' ), true ); 
  555.                   return add_query_arg( 'updated', true, $parts['wp_http_referer'] ); 
  556.               } 
  557.           } 
  558.           return $location; 
  559.       } 
  560.  
  561.       protected function show_form_content() { 
  562.  
  563.           $lca = $this->p->cf['lca']; 
  564.  
  565.           if ( $this->menu_lib === 'profile' ) { 
  566.  
  567.               $user_id = get_current_user_id(); 
  568.               $profileuser = get_user_to_edit( $user_id ); 
  569.               $current_color = get_user_option( 'admin_color', $user_id ); 
  570.               if ( empty( $current_color ) ) 
  571.                   $current_color = 'fresh'; 
  572.  
  573.               // match wordpress behavior (users page for admins, profile page for everyone else) 
  574.               $admin_url = current_user_can( 'list_users' ) ?  
  575.                   $this->p->util->get_admin_url( $this->menu_id, null, 'users' ) : 
  576.                   $this->p->util->get_admin_url( $this->menu_id, null, $this->menu_lib ); 
  577.  
  578.               echo '<form name="'.$lca.'" id="'.$lca.'_setting_form" action="user-edit.php" method="post">'."\n"; 
  579.               echo '<input type="hidden" name="wp_http_referer" value="'.$admin_url.'" />'."\n"; 
  580.               echo '<input type="hidden" name="action" value="update" />'."\n"; 
  581.               echo '<input type="hidden" name="user_id" value="'.$user_id.'" />'."\n"; 
  582.               echo '<input type="hidden" name="nickname" value="'.$profileuser->nickname.'" />'."\n"; 
  583.               echo '<input type="hidden" name="email" value="'.$profileuser->user_email.'" />'."\n"; 
  584.               echo '<input type="hidden" name="admin_color" value="'.$current_color.'" />'."\n"; 
  585.               echo '<input type="hidden" name="rich_editing" value="'.$profileuser->rich_editing.'" />'."\n"; 
  586.               echo '<input type="hidden" name="comment_shortcuts" value="'.$profileuser->comment_shortcuts.'" />'."\n"; 
  587.               echo '<input type="hidden" name="admin_bar_front" value="'._get_admin_bar_pref( 'front', $user_id ).'" />'."\n"; 
  588.  
  589.               wp_nonce_field( 'update-user_'.$user_id ); 
  590.  
  591.           } elseif ( $this->menu_lib === 'setting' || $this->menu_lib === 'submenu' ) { 
  592.  
  593.               echo '<form name="'.$lca.'" id="'.$lca.'_setting_form" action="options.php" method="post">'."\n"; 
  594.  
  595.               settings_fields( $lca.'_setting' );  
  596.  
  597.           } elseif ( $this->menu_lib === 'sitesubmenu' ) { 
  598.  
  599.               echo '<form name="'.$lca.'" id="'.$lca.'_setting_form" action="edit.php?action='. 
  600.                   NGFB_SITE_OPTIONS_NAME.'" method="post">'."\n"; 
  601.               echo '<input type="hidden" name="page" value="'.$this->menu_id.'" />'; 
  602.  
  603.           } else return; 
  604.  
  605.           wp_nonce_field( self::get_nonce(), NGFB_NONCE ); 
  606.           wp_nonce_field( 'closedpostboxes', 'closedpostboxesnonce', false ); 
  607.           wp_nonce_field( 'meta-box-order', 'meta-box-order-nonce', false ); 
  608.  
  609.           do_meta_boxes( $this->pagehook, 'normal', null );  
  610.  
  611.           do_action( $this->p->cf['lca'].'_form_content_metaboxes_'. 
  612.               SucomUtil::sanitize_hookname( $this->menu_id ), $this->pagehook ); 
  613.  
  614.           switch ( $this->menu_id ) { 
  615.               case 'readme': 
  616.               case 'setup': 
  617.               case 'sitereadme': 
  618.               case 'sitesetup': 
  619.                   break; 
  620.               default: 
  621.                   if ( $this->menu_lib === 'profile' ) 
  622.                       echo $this->get_submit_buttons( _x( 'Save All Profile Settings',  
  623.                           'submit button', 'nextgen-facebook' ) ); 
  624.                   else echo $this->get_submit_buttons(); 
  625.                   break; 
  626.           } 
  627.           echo '</form>', "\n"; 
  628.       } 
  629.  
  630.       protected function get_submit_buttons( $submit_text = '', $class = 'submit-buttons' ) { 
  631.           if ( empty( $submit_text ) )  
  632.               $submit_text = _x( 'Save All Plugin Settings', 'submit button', 'nextgen-facebook' ); 
  633.  
  634.           $show_opts_next = SucomUtil::next_key( NgfbUser::show_opts(), $this->p->cf['form']['show_options'] ); 
  635.           $show_opts_text = sprintf( _x( 'View %s by Default', 'submit button', 'nextgen-facebook' ),  
  636.               _x( $this->p->cf['form']['show_options'][$show_opts_next],  
  637.                   'option value', 'nextgen-facebook' ) ); 
  638.           $show_opts_url = $this->p->util->get_admin_url( '?'.$this->p->cf['lca']. 
  639.               '-action=change_show_options&show-opts='.$show_opts_next ); 
  640.  
  641.           $action_buttons = '<input type="submit" class="button-primary" value="'.$submit_text.'" />'. 
  642.               $this->form->get_button( $show_opts_text, 'button-secondary button-highlight', null,  
  643.                   wp_nonce_url( $show_opts_url, self::get_nonce(), NGFB_NONCE ) ).'<br/>'; 
  644.  
  645.           if ( $this->menu_lib === 'setting' || $this->menu_lib === 'submenu' ) 
  646.               $action_buttons .= $this->form->get_button( _x( 'Clear All Cache(s)', 'submit button', 'nextgen-facebook' ),  
  647.                   'button-secondary', null, wp_nonce_url( $this->p->util->get_admin_url( '?'.$this->p->cf['lca']. 
  648.                       '-action=clear_all_cache' ), self::get_nonce(), NGFB_NONCE ) ); 
  649.  
  650.           if ( $this->menu_lib !== 'profile' )        // don't show on profile pages 
  651.               $action_buttons .= $this->form->get_button( _x( 'Check for Pro Update(s)', 'submit button', 'nextgen-facebook' ),  
  652.                   'button-secondary', null, wp_nonce_url( $this->p->util->get_admin_url( '?'.$this->p->cf['lca']. 
  653.                       '-action=check_for_updates' ), self::get_nonce(), NGFB_NONCE ), false,  
  654.                           ( $this->p->is_avail['util']['um'] ? false : true ) );    // disable button if um not available 
  655.  
  656.           $action_buttons .= $this->form->get_button( _x( 'Reset Metabox Layout', 'submit button', 'nextgen-facebook' ),  
  657.               'button-secondary', null, wp_nonce_url( $this->p->util->get_admin_url( '?'.$this->p->cf['lca']. 
  658.                   '-action=clear_metabox_prefs' ), self::get_nonce(), NGFB_NONCE ) ); 
  659.  
  660.           $action_buttons .= $this->form->get_button( _x( 'Reset Hidden Notices', 'submit button', 'nextgen-facebook' ),  
  661.               'button-secondary', null, wp_nonce_url( $this->p->util->get_admin_url( '?'.$this->p->cf['lca']. 
  662.                   '-action=clear_hidden_notices' ), self::get_nonce(), NGFB_NONCE ) ); 
  663.  
  664.           return '<div class="'.$class.'">'.$action_buttons.'</div>'; 
  665.       } 
  666.  
  667.       public function show_metabox_version_info() { 
  668.           echo '<table class="sucom-setting '.$this->p->cf['lca'].' side">'; 
  669.           foreach ( $this->p->cf['plugin'] as $ext => $info ) { 
  670.               if ( empty( $info['version'] ) )    // filter out extensions that are not active 
  671.                   continue; 
  672.  
  673.               $stable_version = __( 'N/A', 'nextgen-facebook' ); 
  674.               $latest_version = __( 'N/A', 'nextgen-facebook' ); 
  675.               $installed_version = $info['version']; 
  676.               $installed_style = ''; 
  677.               $latest_notice = ''; 
  678.               $changelog_url = $info['url']['changelog']; 
  679.  
  680.               // the readme_info array is populated by set_readme_info(), which is called from load_setting_page() 
  681.               if ( ! empty( self::$readme_info[$ext]['stable_tag'] ) ) { 
  682.                   $stable_version = self::$readme_info[$ext]['stable_tag']; 
  683.                   $upgrade_notice = self::$readme_info[$ext]['upgrade_notice']; 
  684.                   if ( is_array( $upgrade_notice ) ) { 
  685.                       reset( $upgrade_notice ); 
  686.                       $latest_version = key( $upgrade_notice ); 
  687.                       $latest_notice = $upgrade_notice[$latest_version]; 
  688.                   } 
  689.                   $installed_style = version_compare( $installed_version, $stable_version, '<' ) ? 
  690.                       'style="background-color:#f00;"' :  
  691.                       'style="background-color:#0f0;"'; 
  692.               } 
  693.  
  694.               echo '<tr><td colspan="2"><h4>'.$info['short'].' '. 
  695.                   ( $this->p->check->aop( $ext, true, $this->p->is_avail['aop'] ) ? 
  696.                       _x( 'Pro', 'package type', 'nextgen-facebook' ) : 
  697.                       _x( 'Free', 'package type', 'nextgen-facebook' ) ).'</h4></td></tr>'; 
  698.               echo '<tr><th class="side">'._x( 'Installed',  
  699.                   'plugin status label', 'nextgen-facebook' ).':</th> 
  700.                   <td class="side_version" '.$installed_style.'>'.$installed_version.'</td></tr>'; 
  701.               echo '<tr><th class="side">'._x( 'Stable',  
  702.                   'plugin status label', 'nextgen-facebook' ).':</th> 
  703.                   <td class="side_version">'.$stable_version.'</td></tr>'; 
  704.               echo '<tr><th class="side">'._x( 'Latest',  
  705.                   'plugin status label', 'nextgen-facebook' ).':</th> 
  706.                   <td class="side_version">'.$latest_version.'</td></tr>'; 
  707.               echo '<tr><td colspan="2" id="latest_notice"><p>'.$latest_notice.'</p>'. 
  708.                   '<p><a href="'.$changelog_url.'" target="_blank">'. 
  709.                       sprintf( _x( 'View %s changelog...', 'following plugin status version numbers',  
  710.                           'nextgen-facebook' ), $info['short'] ).'</a></p></td></tr>'; 
  711.           } 
  712.           echo '</table>'; 
  713.       } 
  714.  
  715.       public function show_metabox_status_gpl() { 
  716.           $metabox = 'status'; 
  717.           $plugin_count = 0; 
  718.           foreach ( $this->p->cf['plugin'] as $ext => $info ) 
  719.               if ( isset( $info['lib']['gpl'] ) ) 
  720.                   $plugin_count++; 
  721.           echo '<table class="sucom-setting '.$this->p->cf['lca'].' side" 
  722.               style="margin-bottom:10px;">'; 
  723.           /** 
  724.            * GPL version features 
  725.            */ 
  726.           foreach ( $this->p->cf['plugin'] as $ext => $info ) { 
  727.               if ( ! isset( $info['lib']['gpl'] ) ) 
  728.                   continue; 
  729.               if ( $ext === $this->p->cf['lca'] )    // features for this plugin 
  730.                   $features = array( 
  731.                       'Author JSON-LD' => array(  
  732.                           'status' => $this->p->options['schema_author_json'] ? 
  733.                               'on' : 'rec',  
  734.  ),  
  735.                       'Debug Messages' => array( 
  736.                           'classname' => 'SucomDebug',  
  737.  ),  
  738.                       'Non-Persistant Cache' => array( 
  739.                           'status' => $this->p->is_avail['cache']['object'] ? 
  740.                               'on' : 'rec',  
  741.  ),  
  742.                       'Open Graph / Rich Pin' => array(  
  743.                           'status' => class_exists( $this->p->cf['lca'].'opengraph' ) ? 
  744.                               'on' : 'rec',  
  745.  ),  
  746.                       'Publisher JSON-LD' => array( 
  747.                           'status' => $this->p->options['schema_publisher_json'] ? 
  748.                               'on' : 'rec',  
  749.  ),  
  750.                       'Transient Cache' => array( 
  751.                           'status' => $this->p->is_avail['cache']['transient'] ? 
  752.                               'on' : 'rec',  
  753.  ),  
  754.                       'Twitter Cards' => array(  
  755.                           'status' => class_exists( $this->p->cf['lca'].'twittercard' ) ? 
  756.                               'on' : 'rec',  
  757.  ),  
  758.  ); 
  759.               else $features = array(); 
  760.  
  761.               $features = apply_filters( $ext.'_'.$metabox.'_gpl_features', $features, $ext, $info ); 
  762.  
  763.               if ( ! empty( $features ) ) { 
  764.                   if ( $plugin_count > 1 ) 
  765.                       echo '<tr><td><h4>'.$this->p->cf['plugin'][$ext]['short'].'</h4></td></tr>'; 
  766.                   $this->show_plugin_status( $features ); 
  767.               } 
  768.           } 
  769.           echo '</table>'; 
  770.       } 
  771.  
  772.       public function show_metabox_status_pro() { 
  773.           $metabox = 'status'; 
  774.           $plugin_count = 0; 
  775.           foreach ( $this->p->cf['plugin'] as $ext => $info ) 
  776.               if ( isset( $info['lib']['pro'] ) ) 
  777.                   $plugin_count++; 
  778.           echo '<table class="sucom-setting '.$this->p->cf['lca'].' side" 
  779.               style="margin-bottom:10px;">'; 
  780.           /** 
  781.            * Pro version features 
  782.            */ 
  783.           foreach ( $this->p->cf['plugin'] as $ext => $info ) { 
  784.               if ( ! isset( $info['lib']['pro'] ) ) 
  785.                   continue; 
  786.               $features = array(); 
  787.               $short = $this->p->cf['plugin'][$ext]['short']; 
  788.               $short_pro = $short.' Pro'; 
  789.               $aop = $this->p->check->aop( $ext, true, $this->p->is_avail['aop'] ); 
  790.               foreach ( $info['lib']['pro'] as $sub => $libs ) { 
  791.                   if ( $sub === 'admin' )  
  792.                       continue;    // skip status for admin menus and tabs 
  793.                   foreach ( $libs as $id => $name ) { 
  794.                       $off = $this->p->is_avail[$sub][$id] ? 'rec' : 'off'; 
  795.                       $features[$name] = array(  
  796.                           'status' => class_exists( $ext.'pro'.$sub.$id ) ? 
  797.                               ( $aop ? 'on' : $off ) : $off,  
  798.                           'tooltip' => sprintf( __( 'If the %1$s plugin is detected, %2$s will load additional '. 
  799.                               'integration modules to provide enhanced support and features for %3$s.',  
  800.                                   'nextgen-facebook'), $name, $short_pro, $name ),  
  801.                           'td_class' => $aop ? '' : 'blank',  
  802.  ); 
  803.                   } 
  804.               } 
  805.               $features = apply_filters( $ext.'_'.$metabox.'_pro_features', $features, $ext, $info ); 
  806.  
  807.               if ( ! empty( $features ) ) { 
  808.                   if ( $plugin_count > 1 ) 
  809.                       echo '<tr><td><h4>'.$this->p->cf['plugin'][$ext]['short'].'</h4></td></tr>'; 
  810.                   $this->show_plugin_status( $features ); 
  811.               } 
  812.           } 
  813.           echo '</table>'; 
  814.       } 
  815.  
  816.       private function show_plugin_status( $features = array() ) { 
  817.           $images = array(  
  818.               'on' => 'green-circle.png',  
  819.               'off' => 'gray-circle.png',  
  820.               'rec' => 'red-circle.png',  
  821.  ); 
  822.           uksort( $features, 'strcasecmp' ); 
  823.           $first = key( $features ); 
  824.           foreach ( $features as $name => $arr ) { 
  825.               $td_class = empty( $arr['td_class'] ) ? 
  826.                   '' : ' '.$arr['td_class']; 
  827.  
  828.               if ( array_key_exists( 'classname', $arr ) ) 
  829.                   $status = class_exists( $arr['classname'] ) ? 'on' : 'off'; 
  830.               elseif ( array_key_exists( 'status', $arr ) ) 
  831.                   $status = $arr['status']; 
  832.               else $status = ''; 
  833.  
  834.               if ( ! empty( $status ) ) { 
  835.                   $tooltip_text = empty( $arr['tooltip'] ) ? 
  836.                       '' : $arr['tooltip']; 
  837.                   $tooltip_text = $this->p->msgs->get( 'tooltip-side-'.$name,  
  838.                       array( 'text' => $tooltip_text, 'class' => 'sucom_tooltip_side' ) ); 
  839.  
  840.                   echo '<tr><td class="side'.$td_class.'">'. 
  841.                   $tooltip_text.( $status == 'rec' ? '<strong>'.$name.'</strong>' : $name ). 
  842.                   '</td><td style="min-width:0;text-align:center;" class="'.$td_class.'"> 
  843.                   <img src="'.NGFB_URLPATH.'images/'.$images[$status]. 
  844.                       '" width="12" height="12" /></td></tr>'."\n"; 
  845.               } 
  846.           } 
  847.       } 
  848.  
  849.       public function show_metabox_purchase() { 
  850.           $purchase_url = $this->p->cf['plugin'][$this->p->cf['lca']]['url']['purchase']; 
  851.           echo '<table class="sucom-setting '.$this->p->cf['lca'].'" side><tr><td>'; 
  852.           echo $this->p->msgs->get( 'side-purchase' ); 
  853.           echo '<p class="centered">'; 
  854.           echo $this->form->get_button( ( $this->p->is_avail['aop'] ?  
  855.               _x( 'Purchase Pro License(s)', 'submit button', 'nextgen-facebook' ) : 
  856.               _x( 'Purchase Pro Version', 'submit button', 'nextgen-facebook' ) ),  
  857.                   'button-primary', null, $purchase_url, true ); 
  858.           echo '</p></td></tr></table>'; 
  859.       } 
  860.  
  861.       public function show_metabox_help() { 
  862.           echo '<table class="sucom-setting '.$this->p->cf['lca'].'" side><tr><td>'; 
  863.           //echo $this->p->msgs->get( 'side-help' ); 
  864.           $this->show_follow_icons(); 
  865.           foreach ( $this->p->cf['plugin'] as $ext => $info ) { 
  866.               if ( empty( $info['version'] ) )    // filter out extensions that are not installed 
  867.                   continue; 
  868.  
  869.               $help_links = ''; 
  870.               $aop = $this->p->check->aop( $ext, true, $this->p->is_avail['aop'] ); 
  871.               if ( ! empty( $info['url']['faq'] ) ) { 
  872.                   $help_links .= '<li>'.sprintf( __( 'Review the <a href="%s" target="_blank">Frequently Asked Questions</a>',  
  873.                       'nextgen-facebook' ), $info['url']['faq'] ); 
  874.                   if ( ! empty( $info['url']['notes'] ) ) 
  875.                       $help_links .= ' '.sprintf( __( 'and <a href="%s" target="_blank">Other Notes</a>',  
  876.                           'nextgen-facebook' ), $info['url']['notes'] ); 
  877.                   $help_links .= '</li>'; 
  878.               } 
  879.               if ( ! empty( $info['url']['pro_support'] ) && $aop ) 
  880.                   $help_links .= '<li>'.sprintf( __( 'Open a <a href="%s" target="_blank">Support Ticket</a>',  
  881.                       'nextgen-facebook' ), $info['url']['pro_support'] ).'</li>'; 
  882.               elseif ( ! empty( $info['url']['wp_support'] ) ) 
  883.                   $help_links .= '<li>'.sprintf( __( 'Post in <a href="%s" target="_blank">Support Forum</a>',  
  884.                       'nextgen-facebook' ), $info['url']['wp_support'] ).'</li>'; 
  885.  
  886.               if ( ! empty( $help_links ) ) { 
  887.                   echo '<p><strong>'.sprintf( _x( '%s Support',  
  888.                       'metabox title (side)', 'nextgen-facebook' ), $info['short'].self::$is_suffix ).'</strong></p>'; 
  889.                   echo '<ul>'.$help_links.'</ul>'; 
  890.               } 
  891.           } 
  892.           echo '</td></tr></table>'; 
  893.       } 
  894.  
  895.       protected function show_follow_icons() { 
  896.           echo '<div class="follow_icons">'; 
  897.           $img_size = $this->p->cf['follow']['size']; 
  898.           foreach ( $this->p->cf['follow']['src'] as $img_rel => $url ) 
  899.               echo '<a href="'.$url.'" target="_blank"><img src="'.NGFB_URLPATH.$img_rel.'"  
  900.                   width="'.$img_size.'" height="'.$img_size.'" border="0" /></a> '; 
  901.           echo '</div>'; 
  902.       } 
  903.  
  904.       public static function get_nonce() { 
  905.           return ( defined( 'NONCE_KEY' ) ? NONCE_KEY : '' ).plugin_basename( __FILE__ ); 
  906.       } 
  907.  
  908.       private function is_profile( $menu_id = false ) { 
  909.           return $this->is_lib( 'profile', $menu_id ); 
  910.       } 
  911.  
  912.       private function is_setting( $menu_id = false ) { 
  913.           return $this->is_lib( 'setting', $menu_id ); 
  914.       } 
  915.  
  916.       private function is_submenu( $menu_id = false ) { 
  917.           return $this->is_lib( 'submenu', $menu_id ); 
  918.       } 
  919.  
  920.       private function is_sitesubmenu( $menu_id = false ) { 
  921.           return $this->is_lib( 'sitesubmenu', $menu_id ); 
  922.       } 
  923.  
  924.       private function is_lib( $lib_name, $menu_id = false ) { 
  925.           if ( $menu_id === false ) 
  926.               $menu_id = $this->menu_id; 
  927.           return isset( $this->p->cf['*']['lib'][$lib_name][$menu_id] ) ? true : false; 
  928.       } 
  929.  
  930.       public function licenses_metabox_content( $network = false ) { 
  931.           echo '<table class="sucom-setting '.$this->p->cf['lca'].' licenses-metabox" 
  932.               style="padding-bottom:10px">'."\n"; 
  933.           echo '<tr><td colspan="'.( $network ? 5 : 4 ).'">'. 
  934.               $this->p->msgs->get( 'info-plugin-tid'. 
  935.                   ( $network ? '-network' : '' ) ).'</td></tr>'."\n"; 
  936.  
  937.           $num = 0; 
  938.           $total = count( $this->p->cf['plugin'] ); 
  939.           foreach ( $this->p->cf['plugin'] as $ext => $info ) { 
  940.               $num++; 
  941.               $links = ''; 
  942.               $img_href = ''; 
  943.               $view_text = _x( 'View Plugin Details', 'plugin action link', 'nextgen-facebook' ); 
  944.  
  945.               if ( ! empty( $info['slug'] ) &&  
  946.                   ( empty( $info['url']['latest_zip'] ) || 
  947.                       $this->p->is_avail['util']['um'] ) ) { 
  948.  
  949.                   $img_href = add_query_arg( array( 
  950.                       'tab' => 'plugin-information',  
  951.                       'plugin' => $info['slug'],  
  952.                       'TB_iframe' => 'true',  
  953.                       'width' => 600,  
  954.                       'height' => 550 
  955.  ), get_admin_url( null, 'plugin-install.php' ) ); 
  956.  
  957.                   // check to see if plugin is installed or not 
  958.                   if ( is_dir( WP_PLUGIN_DIR.'/'.$info['slug'] ) ) { 
  959.                       $update_plugins = get_site_transient('update_plugins'); 
  960.                       if ( isset( $update_plugins->response ) ) { 
  961.                           foreach ( (array) $update_plugins->response as $file => $plugin ) { 
  962.                               if ( $plugin->slug === $info['slug'] ) { 
  963.                                   $view_text = '<font color="red">'._x( 'View Plugin Details + Update',  
  964.                                       'plugin action link', 'nextgen-facebook' ).'</font>'; 
  965.                                   break; 
  966.                               } 
  967.                           } 
  968.                       } 
  969.                   } else $view_text = _x( 'View Plugin Details + Install', 'plugin action link', 'nextgen-facebook' ); 
  970.  
  971.                   $links .= ' | <a href="'.$img_href.'" class="thickbox">'.$view_text.'</a>'; 
  972.  
  973.               } elseif ( ! empty( $info['url']['download'] ) ) { 
  974.                   $img_href = $info['url']['download']; 
  975.                   $links .= ' | <a href="'.$img_href.'" target="_blank">'._x( 'Plugin Description Page',  
  976.                       'plugin action link', 'nextgen-facebook' ).'</a>'; 
  977.               } 
  978.  
  979.               if ( ! empty( $info['url']['latest_zip'] ) ) 
  980.                   $links .= ' | <a href="'.$info['url']['latest_zip'].'">'._x( 'Download Latest Version',  
  981.                       'plugin action link', 'nextgen-facebook' ).'</a> (ZIP)'; 
  982.  
  983.               if ( ! empty( $info['url']['purchase'] ) ) { 
  984.                   if ( $this->p->cf['lca'] === $ext ||  
  985.                       $this->p->check->aop( $this->p->cf['lca'], false, $this->p->is_avail['aop'] ) ) 
  986.                           $links .= ' | <a href="'.$info['url']['purchase'].'" target="_blank">'. 
  987.                               _x( 'Purchase Pro License(s)', 'plugin action link', 'nextgen-facebook' ).'</a>'; 
  988.                   else $links .= ' | <em>'._x( 'Purchase Pro License(s)', 'plugin action link', 'nextgen-facebook' ).'</em>'; 
  989.               } 
  990.  
  991.               if ( ! empty( $info['img']['icon_small'] ) ) 
  992.                   $img_src = 'src="'.$info['img']['icon_small'].'"'; 
  993.               else $img_src = 'src="data:image/gif;base64, R0lGODlhAQABAIAAAP///wAAACH5BAEAAAAALAAAAAABAAEAAAICRAEAOw=="'; 
  994.  
  995.               if ( ! empty( $info['img']['icon_medium'] ) ) 
  996.                   $img_src .= ' srcset="'.$info['img']['icon_medium'].' 256w"'; 
  997.  
  998.               // logo image 
  999.               echo '<tr><td style="width:148px; padding:10px;" rowspan="3" valign="top" align="left">'."\n"; 
  1000.               if ( ! empty( $img_href ) )  
  1001.                   echo '<a href="'.$img_href.'"'.( strpos( $img_href, 'TB_iframe' ) ? 
  1002.                       ' class="thickbox"' : ' target="_blank"' ).'>'; 
  1003.               echo '<img '.$img_src.' width="128" height="128">'; 
  1004.               if ( ! empty( $img_href ) )  
  1005.                   echo '</a>'; 
  1006.               echo '</td>'."\n"; 
  1007.  
  1008.               // plugin name 
  1009.               echo '<td colspan="'.( $network ? 4 : 3 ).'" style="padding:10px 0 0 0;"> 
  1010.                   <p><strong>'.$info['name'].'</strong></p>'; 
  1011.  
  1012.               if ( ! empty( $info['desc'] ) ) 
  1013.                   echo '<p>'._x( $info['desc'], 'plugin description', 'nextgen-facebook' ).'</p>'; 
  1014.  
  1015.               if ( ! empty( $links ) ) 
  1016.                   echo '<p>'.trim( $links, ' |' ).'</p>'; 
  1017.  
  1018.               echo '</td></tr>'."\n"; 
  1019.  
  1020.               if ( $network ) { 
  1021.                   if ( ! empty( $info['update_auth'] ) ||  
  1022.                       ! empty( $this->p->options['plugin_'.$ext.'_tid'] ) ) { 
  1023.  
  1024.                       if ( $this->p->cf['lca'] === $ext ||  
  1025.                           $this->p->check->aop( $this->p->cf['lca'],  
  1026.                               true, $this->p->is_avail['aop'] ) ) { 
  1027.  
  1028.                           echo '<tr>'.$this->p->util->get_th( _x( 'Pro Authentication ID',  
  1029.                               'option label', 'nextgen-facebook' ), 'medium nowrap' ). 
  1030.                           '<td class="tid">'.$this->form->get_input( 'plugin_'.$ext.'_tid', 'tid mono' ).'</td>'. 
  1031.                           $this->p->admin->get_site_use( $this->form, true, 'plugin_'.$ext.'_tid' ); 
  1032.                       } else { 
  1033.                           echo '<tr>'.$this->p->util->get_th( _x( 'Pro Authentication ID',  
  1034.                               'option label', 'nextgen-facebook' ), 'medium nowrap' ). 
  1035.                           '<td class="blank">'.( empty( $this->p->options['plugin_'.$ext.'_tid'] ) ? 
  1036.                               $this->form->get_no_input( 'plugin_'.$ext.'_tid', 'tid mono' ) : 
  1037.                               $this->form->get_input( 'plugin_'.$ext.'_tid', 'tid mono' ) ). 
  1038.                           '</td><td colspan="2">'.( $this->p->check->aop( $this->p->cf['lca'],  
  1039.                               true, $this->p->is_avail['aop'] ) ? 
  1040.                                   '' : $this->p->msgs->get( 'pro-option-msg' ) ).'</td></tr>'."\n"; 
  1041.                       } 
  1042.                   } else echo '<tr><td> </td><td> </td><td> </td><td> </td></tr>'."\n"; 
  1043.               } else { 
  1044.                   if ( ! empty( $info['update_auth'] ) ||  
  1045.                       ! empty( $this->p->options['plugin_'.$ext.'_tid'] ) ) { 
  1046.  
  1047.                       if ( $this->p->cf['lca'] === $ext ||  
  1048.                           $this->p->check->aop( $this->p->cf['lca'],  
  1049.                               true, $this->p->is_avail['aop'] ) ) { 
  1050.  
  1051.                           $qty_used = class_exists( 'SucomUpdate' ) ? 
  1052.                               SucomUpdate::get_option( $ext, 'qty_used' ) : false; 
  1053.  
  1054.                           echo '<tr>'.$this->p->util->get_th( _x( 'Pro Authentication ID',  
  1055.                               'option label', 'nextgen-facebook' ), 'medium nowrap' ). 
  1056.                           '<td class="tid">'.$this->form->get_input( 'plugin_'.$ext.'_tid', 'tid mono' ). 
  1057.                           '</td><td><p>'.( empty( $qty_used ) ?  
  1058.                               '' : $qty_used.' Licenses Assigned' ).'</p></td></tr>'."\n"; 
  1059.                       } else { 
  1060.                           echo '<tr>'.$this->p->util->get_th( _x( 'Pro Authentication ID',  
  1061.                               'option label', 'nextgen-facebook' ), 'medium nowrap' ). 
  1062.                           '<td class="blank">'.( empty( $this->p->options['plugin_'.$ext.'_tid'] ) ? 
  1063.                               $this->form->get_no_input( 'plugin_'.$ext.'_tid', 'tid mono' ) : 
  1064.                               $this->form->get_input( 'plugin_'.$ext.'_tid', 'tid mono' ) ). 
  1065.                           '</td><td>'.( $this->p->check->aop( $this->p->cf['lca'],  
  1066.                               true, $this->p->is_avail['aop'] ) ?  
  1067.                                   '' : $this->p->msgs->get( 'pro-option-msg' ) ).'</td></tr>'."\n"; 
  1068.                       } 
  1069.                   } else echo '<tr><td> </td><td> </td><td> </tr>'."\n"; 
  1070.               } 
  1071.  
  1072.               echo '<tr><td'.( $num < $total ? ' style="border-bottom:1px dotted #ddd;"' : '' ). 
  1073.                   ' colspan="'.( $network ? 4 : 3 ).'"> </td></tr>'."\n"; 
  1074.           } 
  1075.           echo '</table>'."\n"; 
  1076.       } 
  1077.  
  1078.       public function conflict_warnings() { 
  1079.           if ( ! is_admin() )     // just in case 
  1080.               return; 
  1081.  
  1082.           $lca = $this->p->cf['lca']; 
  1083.           $base = $this->p->cf['plugin'][$lca]['base']; 
  1084.           $short = $this->p->cf['plugin'][$lca]['short']; 
  1085.           $short_pro = $short.' Pro'; 
  1086.           $purchase_url = $this->p->cf['plugin'][$lca]['url']['purchase']; 
  1087.           $err_pre =  __( 'Plugin conflict detected', 'nextgen-facebook' ) . ' - '; 
  1088.           $log_pre = 'plugin conflict detected - ';    // don't translate the debug  
  1089.  
  1090.           // PHP 
  1091.           if ( empty( $this->p->is_avail['curl'] ) ) { 
  1092.               if ( ! empty( $this->p->options['plugin_shortener'] ) &&  
  1093.                   $this->p->options['plugin_shortener'] !== 'none' ) { 
  1094.  
  1095.                   if ( $this->p->debug->enabled ) 
  1096.                       $this->p->debug->log( 'url shortening is enabled but curl function is missing' ); 
  1097.                   $this->p->notice->err( sprintf( __( 'URL shortening has been enabled, but PHP\'s <a href="%s" target="_blank">Client URL Library</a> (cURL) is missing.', 'nextgen-facebook' ), 'http://ca3.php.net/curl' ).' '.__( 'Please contact your hosting provider to have the missing cURL library files installed.', 'nextgen-facebook' ) ); 
  1098.               } elseif ( ! empty( $this->p->options['plugin_file_cache_exp'] ) ) { 
  1099.                   if ( $this->p->debug->enabled ) 
  1100.                       $this->p->debug->log( 'file caching is enabled but curl function is missing' ); 
  1101.                   $this->p->notice->err( sprintf( __( 'The file caching feature has been enabled but PHP\'s <a href="%s" target="_blank">Client URL Library</a> (cURL) is missing.', 'nextgen-facebook' ), 'http://ca3.php.net/curl' ).' '.__( 'Please contact your hosting provider to have the missing library installed.', 'nextgen-facebook' ) ); 
  1102.               } 
  1103.           } 
  1104.           if ( empty( $this->p->is_avail['mbstring'] ) ) { 
  1105.               if ( $this->p->debug->enabled ) 
  1106.                   $this->p->debug->log( 'php mbstring extension is missing' ); 
  1107.               $this->p->notice->err( sprintf( __( 'PHP\'s <a href="%s" target="_blank">Multibyte String</a> extension is missing.', 'nextgen-facebook' ), 'http://php.net/manual/en/book.mbstring.php' ).' '.__( 'Please contact your hosting provider to have the missing extension installed.', 'nextgen-facebook' ) ); 
  1108.           } 
  1109.  
  1110.           // Yoast SEO 
  1111.           if ( $this->p->is_avail['seo']['wpseo'] ) { 
  1112.               $opts = get_option( 'wpseo_social' ); 
  1113.               if ( ! empty( $opts['opengraph'] ) ) { 
  1114.                   if ( $this->p->debug->enabled ) 
  1115.                       $this->p->debug->log( $log_pre.'wpseo opengraph meta data option is enabled' ); 
  1116.                   $this->p->notice->err( $err_pre.sprintf( __( 'Please uncheck the \'<em>Add Open Graph meta data</em>\' option under the <a href="%s">Yoast SEO / Social / Facebook</a> settings tab.', 'nextgen-facebook' ), get_admin_url( null, 'admin.php?page=wpseo_social#top#facebook' ) ) ); 
  1117.               } 
  1118.               if ( ! empty( $opts['twitter'] ) ) { 
  1119.                   if ( $this->p->debug->enabled ) 
  1120.                       $this->p->debug->log( $log_pre.'wpseo twitter meta data option is enabled' ); 
  1121.                   $this->p->notice->err( $err_pre.sprintf( __( 'Please uncheck the \'<em>Add Twitter card meta data</em>\' option under the <a href="%s">Yoast SEO / Social / Twitter</a> settings tab.', 'nextgen-facebook' ), get_admin_url( null, 'admin.php?page=wpseo_social#top#twitterbox' ) ) ); 
  1122.               } 
  1123.               if ( ! empty( $opts['googleplus'] ) ) { 
  1124.                   if ( $this->p->debug->enabled ) 
  1125.                       $this->p->debug->log( $log_pre.'wpseo googleplus meta data option is enabled' ); 
  1126.                   $this->p->notice->err( $err_pre.sprintf( __( 'Please uncheck the \'<em>Add Google+ specific post meta data</em>\' option under the <a href="%s">Yoast SEO / Social / Google+</a> settings tab.', 'nextgen-facebook' ), get_admin_url( null, 'admin.php?page=wpseo_social#top#google' ) ) ); 
  1127.               } 
  1128.               if ( ! empty( $opts['plus-publisher'] ) ) { 
  1129.                   if ( $this->p->debug->enabled ) 
  1130.                       $this->p->debug->log( $log_pre.'wpseo google plus publisher option is defined' ); 
  1131.                   $this->p->notice->err( $err_pre.sprintf( __( 'Please remove the \'<em>Google Publisher Page</em>\' value entered under the <a href="%s">Yoast SEO / Social / Google+</a> settings tab.', 'nextgen-facebook' ), get_admin_url( null, 'admin.php?page=wpseo_social#top#google' ) ) ); 
  1132.               } 
  1133.           } 
  1134.  
  1135.           // SEO Ultimate 
  1136.           if ( $this->p->is_avail['seo']['seou'] === true ) { 
  1137.               $opts = get_option( 'seo_ultimate' ); 
  1138.               if ( ! empty( $opts['modules'] ) && is_array( $opts['modules'] ) ) { 
  1139.                   if ( array_key_exists( 'opengraph', $opts['modules'] ) && $opts['modules']['opengraph'] !== -10 ) { 
  1140.                       if ( $this->p->debug->enabled ) 
  1141.                           $this->p->debug->log( $log_pre.'seo ultimate opengraph module is enabled' ); 
  1142.                       $this->p->notice->err( $err_pre.sprintf( __( 'Please disable the \'<em>Open Graph Integrator</em>\' module in the <a href="%s">SEO Ultimate Module Manager</a>.', 'nextgen-facebook' ), get_admin_url( null, 'admin.php?page=seo' ) ) ); 
  1143.                   } 
  1144.               } 
  1145.           } 
  1146.  
  1147.           // All in One SEO Pack 
  1148.           if ( $this->p->is_avail['seo']['aioseop'] === true ) { 
  1149.               $opts = get_option( 'aioseop_options' ); 
  1150.               if ( ! empty( $opts['modules']['aiosp_feature_manager_options']['aiosp_feature_manager_enable_opengraph'] ) ) { 
  1151.                   if ( $this->p->debug->enabled ) 
  1152.                       $this->p->debug->log( $log_pre.'aioseop social meta fetaure is enabled' ); 
  1153.                   $this->p->notice->err( $err_pre.sprintf( __( 'Please deactivate the \'<em>Social Meta</em>\' feature in the <a href="%s">All in One SEO Pack Feature Manager</a>.', 'nextgen-facebook' ), get_admin_url( null, 'admin.php?page=all-in-one-seo-pack/aioseop_feature_manager.php' ) ) ); 
  1154.               } 
  1155.               if ( array_key_exists( 'aiosp_google_disable_profile', $opts ) && empty( $opts['aiosp_google_disable_profile'] ) ) { 
  1156.                   if ( $this->p->debug->enabled ) 
  1157.                       $this->p->debug->log( $log_pre.'aioseop google plus profile is enabled' ); 
  1158.                   $this->p->notice->err( $err_pre.sprintf( __( 'Please check the \'<em>Disable Google Plus Profile</em>\' option in the <a href="%s">All in One SEO Pack Plugin Options</a>.', 'nextgen-facebook' ), get_admin_url( null, 'admin.php?page=all-in-one-seo-pack/aioseop_class.php' ) ) ); 
  1159.               } 
  1160.           } 
  1161.  
  1162.           // JetPack Photon 
  1163.           if ( $this->p->is_avail['media']['photon'] === true &&  
  1164.               ! $this->p->check->aop( $this->p->cf['lca'], true, $this->p->is_avail['aop'] ) ) { 
  1165.  
  1166.               if ( $this->p->debug->enabled ) 
  1167.                   $this->p->debug->log( $log_pre.'jetpack photon is enabled' ); 
  1168.               $this->p->notice->err( $err_pre.'<strong>'.__( 'JetPack\'s Photon module purposefully cripples the WordPress image size functions.', 'nextgen-facebook' ).'</strong> '.sprintf( __( 'Please <a href="%s">deactivate the JetPack Photon module</a> or deactivate the %s Free plugin.', 'nextgen-facebook' ), get_admin_url( null, 'admin.php?page=jetpack' ), $short ).' '.sprintf( __( 'You may also upgrade to the <a href="%1$s">%2$s version</a> which includes an <a href="%3$s">integration module for JetPack Photon</a> to re-enable image size functions specifically for %4$s images.', 'nextgen-facebook' ), $purchase_url, $short_pro, 'http://surniaulula.com/codex/plugins/nextgen-facebook/notes/modules/jetpack-photon/', $short ) ); 
  1169.           } 
  1170.       } 
  1171.  
  1172.       public function check_tmpl_head_elements() { 
  1173.           if ( $this->p->debug->enabled ) 
  1174.               $this->p->debug->mark(); 
  1175.  
  1176.           // only check if using the default filter name 
  1177.           if ( empty( $this->p->options['plugin_head_attr_filter_name'] ) || 
  1178.               $this->p->options['plugin_head_attr_filter_name'] !== 'head_attributes' ) 
  1179.                   return; 
  1180.  
  1181.           $headers = glob( get_stylesheet_directory().'/header*.php' ); 
  1182.           foreach ( $headers as $file ) { 
  1183.               if ( ( $html = SucomUtil::get_stripped_php( $file ) ) === false ) 
  1184.                   continue; 
  1185.  
  1186.               if ( strpos( $html, '<head>' ) !== false ) { 
  1187.                   $this->p->notice->err( $this->p->msgs->get( 'notice-header-tmpl-no-head-attr' ),  
  1188.                       true, true, 'notice-header-tmpl-no-head-attr', false ); 
  1189.                   break; 
  1190.               } 
  1191.           } 
  1192.       } 
  1193.  
  1194.       public function modify_tmpl_head_elements() { 
  1195.           $headers = glob( get_stylesheet_directory().'/header*.php' ); 
  1196.           foreach ( $headers as $file ) { 
  1197.               $base = basename( $file ); 
  1198.               $backup = $file.'~backup-'.date( 'Ymd-His' ); 
  1199.  
  1200.               // double check in case of reloads etc. 
  1201.               if ( ( $html = SucomUtil::get_stripped_php( $file ) ) === false || 
  1202.                   strpos( $html, '<head>' ) === false ) { 
  1203.                   $this->p->notice->err( sprintf( __( '<head> element not found in %s.',  
  1204.                       'nextgen-facebook' ), $file ), true ); 
  1205.                   continue; 
  1206.               } 
  1207.  
  1208.               // make a backup of the original 
  1209.               if ( ! copy( $file, $backup ) ) { 
  1210.                   $this->p->notice->err( sprintf( __( 'Error copying %1$s to %2$s.',  
  1211.                       'nextgen-facebook' ), 'header.php', $backup ), true ); 
  1212.                   continue; 
  1213.               } 
  1214.  
  1215.               $php = file_get_contents( $file ); 
  1216.               $php = str_replace( '<head>', '<head <?php do_action( \'add_head_attributes\' ); ?>>', $php ); 
  1217.  
  1218.               if ( ! $fh = @fopen( $file, 'wb' ) ) { 
  1219.                   $this->p->notice->err( sprintf( __( 'Failed to open file %s for writing.',  
  1220.                       'nextgen-facebook' ), $file ), true ); 
  1221.                   continue; 
  1222.               } 
  1223.                
  1224.               if ( fwrite( $fh, $php ) ) { 
  1225.                   fclose( $fh ); 
  1226.                   $this->p->notice->inf( sprintf( __( 'The %1$s template has been successfully updated and saved. A backup copy of the original template is available in %2$s.', 'nextgen-facebook' ), $base, $backup ), true ); 
  1227.               } 
  1228.           } 
  1229.           $this->p->notice->trunc_id( 'notice-header-tmpl-no-head-attr' );    // just in case 
  1230.       } 
  1231.  
  1232.       // dismiss an incorrect yoast seo conflict notification 
  1233.       public function dismiss_wpseo_notice( $dismissed, $opt_name, $user_obj ) { 
  1234.           $lca = $this->p->cf['lca']; 
  1235.           $base = $this->p->cf['plugin'][$lca]['base']; 
  1236.           if ( ! is_array( $dismissed['open_graph'] ) || 
  1237.               ! in_array( $base, $dismissed['open_graph'] ) ) 
  1238.                   $dismissed['open_graph'][] = $base; 
  1239.           return $dismissed; 
  1240.       } 
  1241.  
  1242.       public function get_site_use( &$form, $network = false, $name ) { 
  1243.           if ( $network !== true ) 
  1244.               return ''; 
  1245.           return $this->p->util->get_th( _x( 'Site Use',  
  1246.               'option label (very short)', 'nextgen-facebook' ), 'site_use' ). 
  1247.           ( $this->p->check->aop( $this->p->cf['lca'], true, $this->p->is_avail['aop'] ) ? 
  1248.               '<td>'.$form->get_select( $name.':use', $this->p->cf['form']['site_option_use'], 'site_use' ).'</td>' : 
  1249.               '<td class="site_use blank">'.$form->get_select( $name.':use',  
  1250.                   $this->p->cf['form']['site_option_use'], 'site_use', null, true, true ).'</td>' ); 
  1251.       } 
  1252.   } 
  1253. } 
  1254.  
  1255. ?> 
.