PP_Local_Avatars

The BP Local Avatars PP Local Avatars class.

Defined (1)

The class is defined in the following location(s).

/pp-local-avatars.php  
  1. class PP_Local_Avatars { 
  2.  
  3.     private $upload_dir; 
  4.     private $group_upload_dir; 
  5.      
  6.     function __construct() { 
  7.  
  8.         $this->upload_dir = bp_core_avatar_upload_path() . '/avatars'; 
  9.         $this->group_upload_dir = bp_core_avatar_upload_path() . '/group-avatars'; 
  10.          
  11.         add_action( 'wp_login', array( $this, 'login' ), 10, 2 ); 
  12.  
  13.         add_action( 'user_register', array( $this, 'register' ) ); 
  14.  
  15.         add_filter( 'bp_core_fetch_avatar_no_grav', array( $this, 'no_grav' ) ); 
  16.  
  17.     } 
  18.  
  19.     function login( $user_login, $user ) { 
  20.         $this->create( $user->ID ); 
  21.     } 
  22.  
  23.     function register( $user_id ) { 
  24.         $this->create( $user_id ); 
  25.     } 
  26.  
  27.     // Creates an identicon if no local avatar exists 
  28.     public function create( $user_id ) { 
  29.         global $wpdb; 
  30.  
  31.         // Bail if an avatar already exists for this user. 
  32.         if ( $this->has_avatar( $user_id ) ) 
  33.             return; 
  34.  
  35.         wp_mkdir_p( $this->upload_dir . '/' . $user_id ); 
  36.  
  37.         $user_email = $wpdb->get_var( "SELECT user_email FROM $wpdb->users WHERE ID = $user_id" ); 
  38.  
  39.         // thumbnail 
  40.         $dim = BP_AVATAR_THUMB_WIDTH; 
  41.         $url = $this->gravatar_url( $user_email, $dim, 'identicon', 'g' ); 
  42.  
  43.         $path = $this->upload_dir . '/' . $user_id . '/' . $user_id . '-bpthumb.jpg'; 
  44.         copy($url, $path);  //NOTE:  requires allow_url_fopen set to true 
  45.  
  46.         // full size 
  47.         $dim = BP_AVATAR_FULL_WIDTH; 
  48.         $url = $this->gravatar_url( $user_email, $dim, 'identicon', 'g' ); 
  49.  
  50.         $path = $this->upload_dir . '/' . $user_id . '/' . $user_id . '-bpfull.jpg'; 
  51.         copy($url, $path);  //NOTE:  requires allow_url_fopen set to true 
  52.  
  53.     } 
  54.  
  55.     // Creates a Group identicon if no Group avatar exists 
  56.     public function group_create( $group_id ) { 
  57.  
  58.         // Bail if an avatar already exists for this group. 
  59.         if ( $this->group_has_avatar( $group_id ) ) 
  60.             return; 
  61.  
  62.         wp_mkdir_p( $this->group_upload_dir . '/' . $group_id ); 
  63.  
  64.         $fake_email = uniqid('', true) . '@gmail.com'; 
  65.  
  66.         // thumbnail 
  67.         $dim = BP_AVATAR_THUMB_WIDTH; 
  68.         $url = $this->gravatar_url( $fake_email, $dim, 'identicon', 'g' ); 
  69.  
  70.         $path = $this->group_upload_dir . '/' . $group_id . '/' . $group_id . '-bpthumb.jpg'; 
  71.         copy($url, $path);  //NOTE:  requires allow_url_fopen set to true 
  72.  
  73.         // full size 
  74.         $dim = BP_AVATAR_FULL_WIDTH; 
  75.         $url = $this->gravatar_url( $fake_email, $dim, 'identicon', 'g' ); 
  76.  
  77.         $path = $this->group_upload_dir . '/' . $group_id . '/' . $group_id . '-bpfull.jpg'; 
  78.         copy($url, $path);  //NOTE:  requires allow_url_fopen set to true 
  79.  
  80.     }     
  81.      
  82.      
  83.     /** 
  84.      * Generate a Gravatar URL for a specified email address 
  85.      * @param string $email The email address 
  86.      * @param string $s Size in pixels, defaults to 80px [ 1 - 2048 ] 
  87.      * @param string $d Default imageset to use [ 404 | mm | identicon | monsterid | wavatar ] 
  88.      * @param string $r Maximum rating (inclusive) [ g | pg | r | x ] 
  89.      * @return String containing a URL 
  90.      * @source http://gravatar.com/site/implement/ 
  91.      */ 
  92.  
  93.     private function gravatar_url( $email, $s = 50, $d = 'identicon', $r = 'g' ) { 
  94.  
  95.         $url = 'http://www.gravatar.com/avatar/'; 
  96.         $url .= md5( strtolower( trim( $email ) ) ); 
  97.         //$url .= ".jpg?s=$s&d=$d&r=$r";  // old structure 
  98.         $url .= ".?s=$s&d=$d&r=$r"; 
  99.          
  100.         return $url; 
  101.  
  102.     } 
  103.  
  104.     // Checks if a given user has local avatar dir 
  105.     private function has_avatar( $user_id ) { 
  106.  
  107.         $dir_path = $this->upload_dir . '/' . $user_id; 
  108.  
  109.         if ( ! file_exists( $dir_path ) ) 
  110.             return false; 
  111.         else 
  112.             return true; 
  113.     } 
  114.  
  115.     // Checks if a given Group has  avatar dir 
  116.     private function group_has_avatar( $group_id ) { 
  117.  
  118.         $dir_path = $this->group_upload_dir . '/' . $group_id; 
  119.  
  120.         if ( ! file_exists( $dir_path ) ) 
  121.             return false; 
  122.         else 
  123.             return true; 
  124.     }     
  125.      
  126.     // Disables Gravatar. 
  127.     function no_grav() { 
  128.         return true; 
  129.     } 
  130.  
  131. }