<?php
/*
Plugin Name: BuddyPress Like
Plugin URI: http://bplike.wordpress.com
Description: Gives users the ability to 'like' content across your BuddyPress enabled site.
Author: Alex Hempton-Smith
Version: 0.0.8
Author URI: http://bplike.wordpress.com
*/
/* Make sure BuddyPress is loaded before we do anything. */
if ( !function_exists( 'bp_core_install' ) ) {
require_once( ABSPATH . '/wp-admin/includes/plugin.php' );
if ( is_plugin_active( 'buddypress/bp-loader.php' ) ) {
require_once ( WP_PLUGIN_DIR . '/buddypress/bp-loader.php' );
} else {
add_action( 'admin_notices', 'bp_like_install_buddypress_notice' );
return;
}
}
define ( 'BP_LIKE_VERSION', '0.0.8' );
define ( 'BP_LIKE_DB_VERSION', '10' );
/**
* bp_like_install()
*
* Installs or upgrades the database content
*
*/
function bp_like_install() {
$default_text_strings = array(
'like' => array(
'default' => __('Like', 'buddypress-like'),
'custom' => __('Like', 'buddypress-like')
),
'unlike' => array(
'default' => __('Unlike', 'buddypress-like'),
'custom' => __('Unlike', 'buddypress-like')
),
'like_this_item' => array(
'default' => __('Like this item', 'buddypress-like'),
'custom' => __('Like this item', 'buddypress-like')
),
'unlike_this_item' => array(
'default' => __('Unlike this item', 'buddypress-like'),
'custom' => __('Unlike this item', 'buddypress-like')
),
'view_likes' => array(
'default' => __('View likes', 'buddypress-like'),
'custom' => __('View likes', 'buddypress-like')
),
'hide_likes' => array(
'default' => __('Hide likes', 'buddypress-like'),
'custom' => __('Hide likes', 'buddypress-like')
),
'show_activity_likes' => array(
'default' => __('Show Activity Likes', 'buddypress-like'),
'custom' => __('Show Activity Likes', 'buddypress-like')
),
'show_blogpost_likes' => array(
'default' => __('Show Blog Post Likes', 'buddypress-like'),
'custom' => __('Show Blog Post Likes', 'buddypress-like')
),
'must_be_logged_in' => array(
'default' => __('Sorry, you must be logged in to like that.', 'buddypress-like'),
'custom' => __('Sorry, you must be logged in to like that.', 'buddypress-like')),
'record_activity_likes_own' => array(
'default' => __('%user% likes their own <a href="%permalink%">activity</a>', 'buddypress-like'),
'custom' => __('%user% likes their own <a href="%permalink%">activity</a>', 'buddypress-like')
),
'record_activity_likes_an' => array(
'default' => __('%user% likes an <a href="%permalink%">activity</a>', 'buddypress-like'),
'custom' => __('%user% likes an <a href="%permalink%">activity</a>', 'buddypress-like')
),
'record_activity_likes_users' => array(
'default' => __('%user% likes %author%\'s <a href="%permalink%">activity</a>', 'buddypress-like'),
'custom' => __('%user% likes %author%\'s <a href="%permalink%">activity</a>', 'buddypress-like')
),
'record_activity_likes_own_blogpost' => array(
'default' => __('%user% likes their own blog post, <a href="%permalink%">%title%</a>', 'buddypress-like'),
'custom' => __('%user% likes their own blog post, <a href="%permalink%">%title%</a>', 'buddypress-like')
),
'record_activity_likes_a_blogpost' => array(
'default' => __('%user% likes a blog post, <a href="%permalink%">%title%</a>', 'buddypress-like'),
'custom' => __('%user% likes an blog post, <a href="%permalink%">%title%</a>', 'buddypress-like')
),
'record_activity_likes_users_blogpost' => array(
'default' => __('%user% likes %author%\'s blog post, <a href="%permalink%">%title%</a>', 'buddypress-like'),
'custom' => __('%user% likes %author%\'s blog post, <a href="%permalink%">%title%</a>', 'buddypress-like')
),
'get_likes_no_likes' => array(
'default' => __('Nobody likes this yet.', 'buddypress-like'),
'custom' => __('Nobody likes this yet.', 'buddypress-like')
),
'get_likes_only_liker' => array(
'default' => __('You are the only person who likes this so far.', 'buddypress-like'),
'custom' => __('You are the only person who likes this so far.', 'buddypress-like')
),
'get_likes_you_and_singular' => array(
'default' => __('You and %count% other person like this.', 'buddypress-like'),
'custom' => __('You and %count% other person like this.', 'buddypress-like')
),
'get_likes_you_and_plural' => array(
'default' => __('You and %count% other people like this', 'buddypress-like'),
'custom' => __('You and %count% other people like this', 'buddypress-like')
),
'get_likes_count_people_singular' => array(
'default' => __('%count% person likes this.', 'buddypress-like'),
'custom' => __('%count% person likes this.', 'buddypress-like')
),
'get_likes_count_people_plural' => array(
'default' => __('%count% people like this.', 'buddypress-like'),
'custom' => __('%count% people like this.', 'buddypress-like')
),
'get_likes_and_people_singular' => array(
'default' => __('and %count% other person like this.', 'buddypress-like'),
'custom' => __('and %count% other person like this.', 'buddypress-like')
),
'get_likes_and_people_plural' => array(
'default' => __('and %count% other people like this.', 'buddypress-like'),
'custom' => __('and %count% other people like this.', 'buddypress-like')
),
'get_likes_likes_this' => array(
'default' => __('likes this.', 'buddypress-like'),
'custom' => __('likes this.', 'buddypress-like')
),
'get_likes_like_this' => array(
'default' => __('like this.', 'buddypress-like'),
'custom' => __('like this.', 'buddypress-like')
),
'get_likes_no_friends_you_and_singular' => array(
'default' => __('None of your friends like this yet, but you and %count% other person does.', 'buddypress-like'),
'custom' => __('None of your friends like this yet, but you and %count% other person does.', 'buddypress-like')
),
'get_likes_no_friends_you_and_plural' => array(
'default' => __('None of your friends like this yet, but you and %count% other people do.', 'buddypress-like'),
'custom' => __('None of your friends like this yet, but you and %count% other people do.', 'buddypress-like')
),
'get_likes_no_friends_singular' => array(
'default' => __('None of your friends like this yet, but %count% other person does.', 'buddypress-like'),
'custom' => __('None of your friends like this yet, but %count% other person does.', 'buddypress-like')
),
'get_likes_no_friends_plural' => array(
'default' => __('None of your friends like this yet, but %count% other people do.', 'buddypress-like'),
'custom' => __('None of your friends like this yet, but %count% other people do.', 'buddypress-like')
)
);
$current_settings = get_site_option('bp_like_settings');
if ( $current_settings['post_to_activity_stream'] )
$post_to_activity_stream = $current_settings['post_to_activity_stream'];
else
$post_to_activity_stream = 1;
if ( $current_settings['show_excerpt'] )
$show_excerpt = $current_settings['show_excerpt'];
else
$show_excerpt = 0;
if ( $current_settings['excerpt_length'] )
$excerpt_length = $current_settings['excerpt_length'];
else
$excerpt_length = 140;
if ( $current_settings['likers_visibility'] )
$likers_visibility = $current_settings['likers_visibility'];
else
$likers_visibility = 'show_all';
if ( $current_settings['name_or_avatar'] )
$name_or_avatar = $current_settings['name_or_avatar'];
else
$name_or_avatar = 'name';
if ( $current_settings['text_strings'] ) :
$current_text_strings = $current_settings['text_strings'];
/* Go through each string and update the default to the current default, keep the custom settings */
foreach( $default_text_strings as $string_name => $string_contents ) :
$default = $default_text_strings[$string_name]['default'];
$custom = $current_settings['text_strings'][$string_name]['custom'];
if ( empty( $custom ) )
$custom = $default;
$text_strings[$string_name] = array('default' => $default, 'custom' => $custom);
endforeach;
else :
$text_strings = $default_text_strings;
endif;
$settings = array(
'likers_visibility' => $likers_visibility,
'post_to_activity_stream' => $post_to_activity_stream,
'show_excerpt' => $show_excerpt,
'excerpt_length' => $excerpt_length,
'text_strings' => $text_strings,
'name_or_avatar' => $name_or_avatar
);
update_site_option( 'bp_like_db_version', BP_LIKE_DB_VERSION );
update_site_option( 'bp_like_settings', $settings );
add_action( 'admin_notices', 'bp_like_updated_notice' );
}
/* The notice we show when the plugin is installed. */
function bp_like_install_buddypress_notice() {
echo '<div id="message" class="error fade"><p style="line-height: 150%">';
_e('<strong>BuddyPress Like</strong></a> requires the BuddyPress plugin to work. Please <a href="http://buddypress.org">install BuddyPress</a> first, or <a href="plugins.php">deactivate BuddyPress Like</a>.', 'buddypress-like');
echo '</p></div>';
}
/* The notice we show if the plugin is updated. */
function bp_like_updated_notice() {
if ( !is_site_admin() )
return false;
echo '<div id="message" class="updated fade"><p style="line-height: 150%">';
printf(__('<strong>BuddyPress Like</strong> has been successfully updated to version %s.', 'buddypress-like'), BP_LIKE_VERSION);
echo '</p></div>';
}
/**
* bp_like_check_installed()
*
* Checks to see if the DB tables exist or if you are running an old version
* of the component. If it matches, it will run the installation function.
* This means we don't have to deactivate and then reactivate.
*
*/
function bp_like_check_installed() {
global $wpdb;
if ( !is_site_admin() )
return false;
if ( !get_site_option( 'bp_like_settings' ) || get_site_option( 'bp-like-db-version' ) )
bp_like_install();
if ( get_site_option( 'bp_like_db_version' ) < BP_LIKE_DB_VERSION )
bp_like_install();
}
add_action( 'admin_menu', 'bp_like_check_installed' );
// Hack: make the admin work in wp 3.1 and bp 1.2.8
add_action( 'network_admin_menu', 'bp_like_check_installed' );
//add_action( 'admin_menu', 'bp_like_check_installed' );
/**
* Hack: bp_like_setup_globals()
*
*
* Sets up a Buddypress component to add notifications
*
*/
function bp_like_setup_globals() {
global $bp, $current_blog;
$bp->bp_like=new stdClass();
$bp->bp_like->id = 'bp-like';
$bp->bp_like->slug = 'bp_like';
$bp->bp_like->notification_callback = 'bp_like_format_notifications';
$bp->active_components[$bp->bp_like->slug] = $bp->bp_like->id;
do_action( 'bp_like_setup_globals' );
}
add_action( 'bp_setup_globals', 'bp_like_setup_globals' );
function bp_like_format_notifications( $action, $item_id, $secondary_item_id, $total_items,$format='string') {
global $bp;
$glue="";
$user_names=array();
$activity = new BP_Activity_Activity( $activity_id );
$link=ac_notifier_activity_get_permalink( $activity_id );
//si c’est le posteur d’origine, dites que vous êtes, d’autre dire de% s après
if($activity->user_id==$bp->loggedin_user->id){
$text=__("your");
$also="";
}
else{
$text=sprintf(__("%s’s"), bp_core_get_user_displayname ($activity->user_id));//quelqu’un
$also=" also";
}
$ac_action='new_bp_like_'.$item_id;
if($action==$ac_action){
// if ( (int)$total_items > 1 ) {
// $users=ac_notifier_find_involved_persons($activity_id);
$total_user= $count=count($users);//montrent de nombreux utilisateurs uniques ont commenté
if($count>2){
$users=array_slice($users, $count-2);//simplement indiquer le nom de deux affiches, le repos doit être aussi et ‘n’ autre a également commenté
$count=$count-2;
$glue=", ";
}
else if($total_user==2)
$glue=" xxxx1xxxx ";//si il ya 2 utilisateurs uniques, disons x et y commenté
foreach((array)$users as $user_id)
$user_names[]=bp_core_get_user_displayname ($user_id);
if(!empty($user_names))
$commenting_users=join ($glue, $user_names);
if($total_user>2)
$text=$commenting_users." xxxxxxxx2xxxxxxx ".$count." xxxx3xxxx".$also." xxxxxxxx4xxxxxxx on " .$text. " post";//peut-on changer la poste à quelque chose de significatif en fonction de l’élément d’activité?
else
$text=$commenting_users.$also ." xxxxxx5xxxxx on ".$text. " post";
if($format=='string')
return apply_filters( 'bp_activity_multiple_new_likes_notification', '' . $text . '');
else{
return array('link'=>$link,
'text'=>$text);
}
return false;
}
}
/**
* bp_like_get_settings()
*
* Returns settings from the database
*
*/
function bp_like_get_settings( $option = false ) {
$settings = get_site_option( 'bp_like_settings' );
if (!$option)
return $settings;
else
return $settings[$option];
}
/**
* bp_like_get_text()
*
* Returns a custom text string from the database
*
*/
function bp_like_get_text( $text = false, $type = 'custom' ) {
$settings = get_site_option( 'bp_like_settings' );
$text_strings = $settings['text_strings'];
$string = $text_strings[$text];
return $string[$type];
}
/**
* bp_like_process_ajax()
*
* Runs the relevant function depending on what Ajax call has been made.
*
*/
function bp_like_process_ajax() {
global $bp;
$id = preg_replace( "/\D/", "", $_POST['id'] );
if ( $_POST['type'] == 'like' )
bp_like_add_user_like( $id, 'activity' );
if ( $_POST['type'] == 'unlike' )
bp_like_remove_user_like( $id, 'activity' );
if ( $_POST['type'] == 'view-likes' )
bp_like_get_likes( $id, 'blogpost' );
if ( $_POST['type'] == 'like_blogpost' )
bp_like_add_user_like( $id, 'blogpost' );
if ( $_POST['type'] == 'unlike_blogpost' )
bp_like_remove_user_like( $id, 'blogpost' );
die();
}
add_action( 'wp_ajax_activity_like', 'bp_like_process_ajax' );
/**
* bp_like_is_liked()
*
* Checks to see whether the user has liked a given item.
*
*/
function bp_like_is_liked( $item_id = '', $type = '', $user_id = '' ) {
global $bp;
if ( !$type )
return false;
if ( !$item_id )
return false;
if ( !$user_id )
$user_id = $bp->loggedin_user->id;
if ( $type == 'activity' )
$user_likes = get_user_meta( $user_id, 'bp_liked_activities', true );
if ( $type == 'blogpost' )
$user_likes = get_user_meta( $user_id, 'bp_liked_blogposts', true );
if ( !$user_likes ){
return false;
} elseif ( !array_key_exists( $item_id, $user_likes ) ) {
return false;
} else {
return true;
};
}
/**
* bp_like_add_user_like()
*
* Registers that the user likes a given item.
*
*/
function bp_like_add_user_like( $item_id = '', $type = 'activity' ) {
global $bp;
if ( !$item_id )
return false;
if ( !$user_id )
$user_id = $bp->loggedin_user->id;
if ( $user_id == 0 ) {
echo bp_like_get_text( 'must_be_logged_in' );
return false;
}
if ( $type == 'activity' ) :
/* Add to the users liked activities. */
$user_likes = get_user_meta( $user_id, 'bp_liked_activities', true );
$user_likes[$item_id] = 'activity_liked';
update_user_meta( $user_id, 'bp_liked_activities', $user_likes );
/* Add to the total likes for this activity. */
$users_who_like = bp_activity_get_meta( $item_id, 'liked_count', true );
$users_who_like[$user_id] = 'user_likes';
bp_activity_update_meta( $item_id, 'liked_count', $users_who_like );
$liked_count = count( $users_who_like );
/***
* Hack: Post a screen notification to the user's notifications menu.
*/
bp_core_add_notification( $item_id, $user_id, $bp->bp_like->slug, 'new_bp_like' );
/* Publish to the activity stream if we're allowed to. */
if ( bp_like_get_settings( 'post_to_activity_stream' ) == 1 ) {
$activity = bp_activity_get_specific( array( 'activity_ids' => $item_id, 'component' => 'bp-like' ) );
$author_id = $activity['activities'][0]->user_id;
if ($user_id == $author_id)
$action = bp_like_get_text( 'record_activity_likes_own' );
elseif ($user_id == 0)
$action = bp_like_get_text( 'record_activity_likes_an' );
else
$action = bp_like_get_text( 'record_activity_likes_users' );
$liker = bp_core_get_userlink( $user_id );
$author = bp_core_get_userlink( $author_id );
$activity_url = bp_activity_get_permalink( $item_id );
/* Grab the content and make it into an excerpt of 140 chars if we're allowed */
if ( bp_like_get_settings( 'show_excerpt' ) == 1 ) {
$content = $activity['activities'][0]->content;
if ( strlen( $content ) > bp_like_get_settings( 'excerpt_length' ) ) {
$content = substr( $content, 0, bp_like_get_settings( 'excerpt_length' ) );
$content = $content.'...';
}
};
/* Filter out the placeholders */
$action = str_replace( '%user%', $liker, $action );
$action = str_replace( '%permalink%', $activity_url, $action );
$action = str_replace( '%author%', $author, $action );
bp_activity_add(
array(
'action' => $action,
'content' => $content,
'primary_link' => $activity_url,
'component' => 'bp-like',
'type' => 'activity_liked',
'user_id' => $user_id,
'item_id' => $item_id
)
);
};
elseif ( $type == 'blogpost' ) :
/* Add to the users liked blog posts. */
$user_likes = get_user_meta( $user_id, 'bp_liked_blogposts', true);
$user_likes[$item_id] = 'blogpost_liked';
update_user_meta( $user_id, 'bp_liked_blogposts', $user_likes );
/* Add to the total likes for this blog post. */
$users_who_like = get_post_meta( $item_id, 'liked_count', true );
$users_who_like[$user_id] = 'user_likes';
update_post_meta( $item_id, 'liked_count', $users_who_like );
$liked_count = count( $users_who_like );
/***
* Hack: Post a screen notification to the user's notifications menu.
*/
bp_core_add_notification( $item_id, $user_id, $bp->bp_like->slug, 'new_bp_like' );
if ( bp_like_get_settings( 'post_to_activity_stream' ) == 1 ) {
$post = get_post($item_id);
$author_id = $post->post_author;
$liker = bp_core_get_userlink( $user_id );
$permalink = get_permalink( $item_id );
$title = $post->post_title;
$author = bp_core_get_userlink( $post->post_author );
if ($user_id == $author_id)
$action = bp_like_get_text( 'record_activity_likes_own_blogpost' );
elseif ($user_id == 0)
$action = bp_like_get_text( 'record_activity_likes_a_blogpost' );
else
$action = bp_like_get_text( 'record_activity_likes_users_blogpost' );
/* Filter out the placeholders */
$action = str_replace( '%user%', $liker, $action );
$action = str_replace( '%permalink%', $permalink, $action );
$action = str_replace( '%title%', $title, $action );
$action = str_replace( '%author%', $author, $action );
/* Grab the content and make it into an excerpt of 140 chars if we're allowed */
if ( bp_like_get_settings( 'show_excerpt' ) == 1 ) {
$content = $post->post_content;
if ( strlen( $content ) > bp_like_get_settings( 'excerpt_length' ) ) {
$content = substr( $content, 0, bp_like_get_settings( 'excerpt_length' ) );
$content = $content.'...';
}
};
bp_activity_add(
array(
'action' => $action,
'content' => $content,
'component' => 'bp-like',
'type' => 'blogpost_liked',
'user_id' => $user_id,
'item_id' => $item_id,
'primary_link' => $permalink
)
);
// bp_like_send_notification( $snippet->id, $snippet->user_id, $snippet->item_id, $user_id, $content);
};
endif;
echo bp_like_get_text( 'unlike' );
echo ' <span>' . $liked_count . '</span>';
}
/**
* bp_like_remove_user_like()
*
* Registers that the user has unliked a given item.
*
*/
function bp_like_remove_user_like( $item_id = '', $type = 'activity') {
global $bp;
if ( !$item_id )
return false;
if ( !$user_id )
$user_id = $bp->loggedin_user->id;
if ( $user_id == 0 ) {
echo bp_like_get_text( 'must_be_logged_in' );
return false;
}
if ( $type == 'activity' ) :
/* Remove this from the users liked activities. */
$user_likes = get_user_meta( $user_id, 'bp_liked_activities', true );
unset( $user_likes[$item_id] );
update_user_meta( $user_id, 'bp_liked_activities', $user_likes );
/* Update the total number of users who have liked this activity. */
$users_who_like = bp_activity_get_meta( $item_id, 'liked_count', true );
unset( $users_who_like[$user_id] );
/* If nobody likes the activity, delete the meta for it to save space, otherwise, update the meta */
if ( empty( $users_who_like ) )
bp_activity_delete_meta( $item_id, 'liked_count' );
else
bp_activity_update_meta( $item_id, 'liked_count', $users_who_like );
$liked_count = count( $users_who_like );
/* Remove the update on the users profile from when they liked the activity. */
$update_id = bp_activity_get_activity_id(
array(
'item_id' => $item_id,
'component' => 'bp-like',
'type' => 'activity_liked',
'user_id' => $user_id
)
);
bp_activity_delete(
array(
'id' => $update_id,
'item_id' => $item_id,
'component' => 'bp-like',
'type' => 'activity_liked',
'user_id' => $user_id
)
);
elseif ( $type == 'blogpost' ) :
/* Remove this from the users liked activities. */
$user_likes = get_user_meta( $user_id, 'bp_liked_blogposts', true );
unset( $user_likes[$item_id] );
update_user_meta( $user_id, 'bp_liked_blogposts', $user_likes );
/* Update the total number of users who have liked this blog post. */
$users_who_like = get_post_meta( $item_id, 'liked_count', true );
unset( $users_who_like[$user_id] );
/* If nobody likes the blog post, delete the meta for it to save space, otherwise, update the meta */
if ( empty( $users_who_like ) )
delete_post_meta( $item_id, 'liked_count' );
else
update_post_meta( $item_id, 'liked_count', $users_who_like );
$liked_count = count( $users_who_like );
/* Remove the update on the users profile from when they liked the activity. */
$update_id = bp_activity_get_activity_id(
array(
'item_id' => $item_id,
'component' => 'bp-like',
'type' => 'blogpost_liked',
'user_id' => $user_id
)
);
bp_activity_delete(
array(
'id' => $update_id,
'item_id' => $item_id,
'component' => 'bp-like',
'type' => 'blogpost_liked',
'user_id' => $user_id
)
);
endif;
echo bp_like_get_text( 'like' );
echo ' <span>' . $liked_count . '</span>';
}
/**
* bp_like_get_likes()
*
* Outputs a list of users who have liked a given item.
*
*/
function bp_like_get_likes( $item_id = '', $type = '', $user_id = '' ) {
global $bp;
if ( !$type || !$item_id )
return false;
if ( !$user_id )
$user_id = $bp->loggedin_user->id;
if ( $type == 'activity' ) :
/* Grab some core data we will need later on, specific to activities */
$users_who_like = array_keys( bp_activity_get_meta( $item_id, 'liked_count' ) );
$liked_count = count( bp_activity_get_meta( $item_id, 'liked_count' ) );
/* Intercept any messages if nobody likes it, just incase the button was clicked when it shouldn't be */
if ( $liked_count == 0 ) :
$output .= bp_like_get_text( 'get_likes_no_likes' );
/* We should show information about all likers */
elseif ( bp_like_get_settings( 'likers_visibility' ) == 'show_all' ) :
/* Settings say we should show their name. */
if ( bp_like_get_settings( 'name_or_avatar' ) == 'name' ) :
/* Current user likes it too, remove them from the liked count and output appropriate message */
if ( bp_like_is_liked( $item_id, 'activity', $user_id ) ) :
$liked_count = $liked_count-1;
if ( $liked_count == 1 )
$output .= bp_like_get_text( 'get_likes_you_and_singular' );
elseif ( $liked_count == 0 )
$output .= bp_like_get_text('get_likes_only_liker');
else
$output .= bp_like_get_text( 'get_likes_you_and_plural' );
else :
if ( $liked_count == 1 )
$output .= bp_like_get_text( 'get_likes_count_people_singular' );
else
$output .= bp_like_get_text( 'get_likes_count_people_plural' );
endif;
/* Now output the name of each person who has liked it (except the current user obviously) */
foreach( $users_who_like as $id ) :
if ( $id != $user_id )
$output .= ' · <a href="' . bp_core_get_user_domain( $id ) . '" title="' . bp_core_get_user_displayname( $id ) . '">' . bp_core_get_user_displayname( $id ) . '</a>';
endforeach;
/* Settings say we should show their avatar. */
elseif ( bp_like_get_settings( 'name_or_avatar' ) == 'avatar' ) :
/* Output the avatar of each person who has liked it. */
foreach( $users_who_like as $id ) :
$output .= '<a href="' . bp_core_get_user_domain( $id ) . '" title="' . bp_core_get_user_displayname( $id ) . '">' . bp_core_fetch_avatar( array( 'item_id' => $id, 'object' => 'user', 'type' => 'thumb', 'width' => 30, 'height' => 30 ) ) . '</a> ';
endforeach;
endif;
/* We should show the information of friends, but only the number of non-friends. */
elseif ( bp_like_get_settings( 'likers_visibility' ) == 'friends_names_others_numbers' && bp_is_active( 'friends' ) ) :
/* Grab some information about their friends. */
$users_friends = friends_get_friend_user_ids( $user_id );
if ( !empty( $users_friends ) )
$friends_who_like = array_intersect( $users_who_like, $users_friends );
/* Current user likes it, so reduce the liked count by 1, to get the number of other people who like it. */
if ( bp_like_is_liked( $item_id, 'activity', $user_id ) )
$liked_count = $liked_count-1;
/* Settings say we should show their names. */
if ( bp_like_get_settings( 'name_or_avatar' ) == 'name' ) :
/* Current user likes it too, tell them. */
if ( bp_like_is_liked( $item_id, 'activity', $user_id ) )
$output .= 'You ';
/* Output the name of each friend who has liked it. */
foreach( $users_who_like as $id ) :
if ( in_array( $id, $friends_who_like ) ) {
$output .= ' · <a href="' . bp_core_get_user_domain( $id ) . '" title="' . bp_core_get_user_displayname( $id ) . '">' . bp_core_get_user_displayname( $id ) . '</a> ';
$liked_count = $liked_count-1;
}
endforeach;
/* If non-friends like it, say so. */
if ( $liked_count == 1 )
$output .= bp_like_get_text( 'get_likes_and_people_singular' );
elseif ( $liked_count > 1 )
$output .= bp_like_get_text( 'get_likes_and_people_plural' );
else
$output .= bp_like_get_text( 'get_likes_like_this' );
/* Settings say we should show their avatar. */
elseif ( bp_like_get_settings( 'name_or_avatar' ) == 'avatar' ) :
/* Output the avatar of each friend who has liked it, as well as the current users' if they have. */
if ( !empty( $friends_who_like ) ) :
foreach( $users_who_like as $id ) :
if ( $id == $user_id || in_array( $id, $friends_who_like ) ) {
$user_info = get_userdata( $id );
$output .= '<a href="' . bp_core_get_user_domain( $id ) . '" title="' . bp_core_get_user_displayname( $id ) . '">' . get_avatar( $user_info->user_email, 30 ) . '</a> ';
}
endforeach;
endif;
endif;
elseif ( bp_like_get_settings( 'likers_visibility' ) == 'friends_names_others_numbers' && !bp_is_active( 'friends' ) ||bp_like_get_settings( 'likers_visibility' ) == 'just_numbers' ) :
/* Current user likes it too, remove them from the liked count and output appropriate message */
if ( bp_like_is_liked( $item_id, 'activity', $user_id ) ) :
$liked_count = $liked_count-1;
if ( $liked_count == 1 )
$output .= bp_like_get_text( 'get_likes_you_and_singular' );
elseif ( $liked_count == 0 )
$output .= bp_like_get_text('get_likes_only_liker');
else
$output .= bp_like_get_text( 'get_likes_you_and_plural' );
else :
if ( $liked_count == 1 )
$output .= bp_like_get_text( 'get_likes_count_people_singular' );
else
$output .= bp_like_get_text( 'get_likes_count_people_plural' );
endif;
endif;
endif;
/* Filter out the placeholder. */
$output = str_replace( '%count%', $liked_count, $output );
echo $output;
}
/**
* bp_like_button()
*
* Outputs the 'Like/Unlike' and 'View likes/Hide likes' buttons.
*
*/
function bp_like_button( $id = '', $type = '' ) {
$users_who_like = 0;
$liked_count = 0;
/* Set the type if not already set, and check whether we are outputting the button on a blogpost or not. */
if ( !$type && !is_single() )
$type = 'activity';
elseif ( !$type && is_single() )
$type = 'blogpost';
if ( $type == 'activity' ) :
$activity = bp_activity_get_specific( array( 'activity_ids' => bp_get_activity_id() ) );
$activity_type = $activity['activities'][0]->type;
if ( is_user_logged_in() && $activity_type !== 'activity_liked' ) :
if ( bp_activity_get_meta( bp_get_activity_id(), 'liked_count', true )) {
$users_who_like = array_keys( bp_activity_get_meta( bp_get_activity_id(), 'liked_count', true ) );
$liked_count = count( $users_who_like );
}
if ( !bp_like_is_liked( bp_get_activity_id(), 'activity' ) ) : ?>
<a href="#" class="like" id="like-activity-<?php bp_activity_id(); ?>" title="<?php echo bp_like_get_text( 'like_this_item' ); ?>"><?php echo bp_like_get_text( 'like' ); if ( $liked_count ) echo ' <span>' . $liked_count . '</span>'; ?></a>
<?php else : ?>
<a href="#" class="unlike" id="unlike-activity-<?php bp_activity_id(); ?>" title="<?php echo bp_like_get_text( 'unlike_this_item' ); ?>"><?php echo bp_like_get_text( 'unlike' ); if ( $liked_count ) echo ' <span>' . $liked_count . '</span>'; ?></a>
<?php endif;
if ( $users_who_like ): ?>
<a href="#" class="view-likes" id="view-likes-<?php bp_activity_id(); ?>"><?php echo bp_like_get_text( 'view_likes' ); ?></a>
<p class="users-who-like" id="users-who-like-<?php bp_activity_id(); ?>"></p>
<?php
endif;
endif;
elseif ( $type == 'blogpost' ) :
global $post;
if ( !$id && is_single() )
$id = $post->ID;
$liked_count = count( get_post_meta( $id, 'liked_count', true ) );
if ( !bp_like_is_liked( $id, 'blogpost' ) ) : ?>
<div class="like-box">
<a href="#" class="like_blogpost" id="like-blogpost-<?php echo $id; ?>" title="<?php echo bp_like_get_text( 'like_this_item' ); ?>"><?php
if ( $liked_count ) echo ' <span>' . $liked_count . '</span>';
else echo ' 0 '; ?>
</a>
</div>
<?php else : ?>
<div class="like-box"><a href="#" class="unlike_blogpost" id="unlike-blogpost-<?php echo $id; ?>" title="<?php echo bp_like_get_text( 'unlike_this_item' ); ?>"><?php echo bp_like_get_text( 'unlike' ); if ( $liked_count ) echo ' <span>' . $liked_count . '</span>'; ?></a></div>
<?php endif;
endif;
};
add_filter( 'bp_activity_entry_meta', 'bp_like_button' );
add_action( 'bp_before_blog_single_post', 'bp_like_button' );
/**
* bp_like_activity_filter()
*
* Adds 'Show Activity Likes' to activity stream filters.
*
*/
function bp_like_activity_filter() {
echo '<option value="activity_liked">' . bp_like_get_text( 'show_activity_likes' ) . '</option>';
echo '<option value="blogpost_liked">Show Blog Post Likes</option>';
}
add_action( 'bp_activity_filter_options', 'bp_like_activity_filter' );
add_action( 'bp_member_activity_filter_options', 'bp_like_activity_filter' );
add_action( 'bp_group_activity_filter_options', 'bp_like_activity_filter' );
/**
* bp_like_list_scripts()
*
* Includes the Javascript required for Ajax etc.
*
*/
function bp_like_list_scripts() {
wp_enqueue_script(
"bp-like",
path_join( WP_PLUGIN_URL, basename( dirname( __FILE__ ) )."/_inc/js/bp-like.min.js" ),
array( 'jquery' )
);
}
add_action( 'wp_print_scripts', 'bp_like_list_scripts' );
/**
* bp_like_insert_head()
*
* Includes any CSS and/or Javascript needed in the <head>.
*
*/
function bp_like_insert_head() {
?>
<style type="text/css">
.bp-like.activity_liked .activity-meta,
.bp-like.blogpost_liked .activity-meta,
.users-who-like,
.mini a.view-likes,
.mini a.hide-likes {
display: none;
}
/* To match the default theme */
#bp-default .users-who-like {
margin: 10px 0 -10px 0;
background: #F5F5F5;
-moz-border-radius: 4px;
-webkit-border-radius: 4px;
border-radius: 4px;
padding: 8px 8px 0px 12px;
color: #8C8A8F;
}
#bp-default .users-who-like a {
color: #777;
padding: 0;
background: none;
border: none;
text-decoration: underline;
font-size: 12px;
}
#bp-default .users-who-like a:hover { color: #222; }
#bp-default .mini .users-who-like {
width: 100%;
position: absolute;
top: 0;
left: 0;
}
#bp-default .users-who-like img.avatar {
float: none;
border: none;
width: 30px;
height: 30px;
padding: 0;
margin: 0;
}
ul#activity-stream li.bp-like .activity-inner {
border-left: 3px solid #ddd;
color: #888;
padding-left: 15px;
font-style: italic;
}
#bp-default div.post div.author-box, div.comment-avatar-box {
position: relative;
}
#bp-default div.like-box {
background: #f0f0f0;
width: 90px;
position: absolute;
bottom: -40px;
left: 0;
font-family: georgia, times, serif;
font-style: italic;
text-align: center;
padding: 5px 0;
-moz-border-radius: 3px;
-webkit-border-radius: 3px;
border-radius: 3px;
}
</style>
<script type="text/javascript">
/* <![CDATA[ */
var bp_like_terms_like = '<?php echo bp_like_get_text( 'like' ); ?>';
var bp_like_terms_like_message = '<?php echo bp_like_get_text( 'like_this_item' ); ?>';
var bp_like_terms_unlike_message = '<?php echo bp_like_get_text( 'unlike_this_item' ); ?>';
var bp_like_terms_view_likes = '<?php echo bp_like_get_text( 'view_likes' ); ?>';
var bp_like_terms_hide_likes = '<?php echo bp_like_get_text( 'hide_likes' ); ?>';
var bp_like_terms_unlike_1 = '<?php echo bp_like_get_text( 'unlike' ); ?> (1)';
/* ]]> */
</script>
<?php
}
add_action( 'wp_head', 'bp_like_insert_head' );
/**
* bp_like_add_admin_page_menu()
*
* Adds "BuddyPress Like" to the main BuddyPress admin menu.
*
*/
function bp_like_add_admin_page_menu() {
add_submenu_page(
'bp-general-settings',
'BuddyPress Like',
'BuddyPress Like',
'manage_options',
'bp-like-settings',
'bp_like_admin_page'
);
}
add_action( 'admin_menu', 'bp_like_add_admin_page_menu' );
/**
* bp_like_admin_page_verify_nonce()
*
* When the settings form is submitted, verifies the nonce to ensure security.
*
*/
function bp_like_admin_page_verify_nonce() {
if( isset( $_POST['_wpnonce'] ) && isset( $_POST['bp_like_updated'] ) ) {
$nonce = $_REQUEST['_wpnonce'];
if ( !wp_verify_nonce( $nonce, 'bp-like-admin' ) )
wp_die( __('You do not have permission to do that.') );
}
}
add_action( 'init', 'bp_like_admin_page_verify_nonce' );
/**
* bp_like_admin_page()
*
* Outputs the admin settings page.
*
*/
function bp_like_admin_page() {
global $current_user;
wp_get_current_user();
/* Update our options if the form has been submitted */
if( isset( $_POST['_wpnonce'] ) && isset( $_POST['bp_like_updated'] ) ) {
/* Add each text string to the $strings_to_save array */
foreach ( $_POST as $key => $value ) {
if ( preg_match( "/text_string_/i", $key )) {
$default = bp_like_get_text( str_replace( 'bp_like_admin_text_string_', '', $key), 'default' );
$strings_to_save[str_replace( 'bp_like_admin_text_string_', '', $key )] = array('default' => $default, 'custom' => stripslashes( $value ));
}
}
/* Now actually save the data to the options table */
update_site_option(
'bp_like_settings',
array(
'likers_visibility' => $_POST['bp_like_admin_likers_visibility'],
'post_to_activity_stream' => $_POST['bp_like_admin_post_to_activity_stream'],
'show_excerpt' => $_POST['bp_like_admin_show_excerpt'],
'excerpt_length' => $_POST['bp_like_admin_excerpt_length'],
'text_strings' => $strings_to_save,
'translate_nag' => bp_like_get_settings( 'translate_nag' ),
'name_or_avatar' => $_POST['name_or_avatar']
)
);
/* Let the user know everything's cool */
echo '<div class="updated"><p><strong>';
_e('Settings saved.', 'wordpress');
echo '</strong></p></div>';
}
$text_strings = bp_like_get_settings( 'text_strings' );
?>
<style type="text/css">
#icon-bp-like-settings { background: url('<?php echo plugins_url('/_inc/img/bp-like-icon32.png', __FILE__); ?>') no-repeat top left; }
table input { width: 100%; }
table label { display: block; }
</style>
<script type="text/javascript">
jQuery(document).ready( function() {
jQuery('select.name-or-avatar').change(function(){
var value = jQuery(this).val();
jQuery('select.name-or-avatar').val(value);
});
});
</script>
<div class="wrap">
<div id="icon-bp-like-settings" class="icon32"><br /></div>
<h2><?php _e('BuddyPress Like Settings', 'buddypress-like'); ?></h2>
<form action="" method="post" id="bp-like-admin-form">
<input type="hidden" name="bp_like_updated" value="updated">
<h3><?php _e('General Settings', 'buddypress-like'); ?></h3>
<p><input type="checkbox" id="bp_like_admin_post_to_activity_stream" name="bp_like_admin_post_to_activity_stream" value="1"<?php if (bp_like_get_settings( 'post_to_activity_stream' ) == 1) echo ' checked="checked"'?>> <label for="bp_like_admin_post_activity_updates"><?php _e("Post an activity update when something is liked", 'buddypress-like'); ?>, (e.g. "<?php echo $current_user->display_name; ?> likes Bob's activity")</label></p>
<p><input type="checkbox" id="bp_like_admin_show_excerpt" name="bp_like_admin_show_excerpt" value="1"<?php if (bp_like_get_settings( 'show_excerpt' ) == 1) echo ' checked="checked"'?>> <label for="bp_like_admin_show_excerpt"><?php _e("Show a short excerpt of the activity that has been liked", 'buddypress-like'); ?></label>; limit to <input type="text" maxlength="3" style="width: 40px" value="<?php echo bp_like_get_settings( 'excerpt_length' ); ?>" name="bp_like_admin_excerpt_length" /> characters.</p>
<h3><?php _e("'View Likes' Visibility", "buddypress-like"); ?></h3>
<p><?php _e("Choose how much information about the 'likers' of a particular item is shown;", "buddypress-like"); ?></p>
<p style="line-height: 200%;">
<input type="radio" name="bp_like_admin_likers_visibility" value="show_all"<?php if ( bp_like_get_settings( 'likers_visibility' ) == 'show_all' ) { echo ' checked="checked""'; }; ?> /> Show <select name="name_or_avatar" class="name-or-avatar"><option value="name"<?php if ( bp_like_get_settings( 'name_or_avatar' ) == 'name' ) { echo ' selected="selected""'; }; ?>>names</option><option value="avatar"<?php if ( bp_like_get_settings( 'name_or_avatar' ) == 'avatar' ) { echo ' selected="selected""'; }; ?>>avatars</option></select> of all likers<br />
<?php if ( bp_is_active( 'friends' ) ) { ?>
<input type="radio" name="bp_like_admin_likers_visibility" value="friends_names_others_numbers"<?php if ( bp_like_get_settings( 'likers_visibility' ) == 'friends_names_others_numbers' ) { echo ' checked="checked""'; }; ?> /> Show <select name="name_or_avatar" class="name-or-avatar"><option value="name"<?php if ( bp_like_get_settings( 'name_or_avatar' ) == 'name' ) { echo ' selected="selected""'; }; ?>>names</option><option value="avatar"<?php if ( bp_like_get_settings( 'name_or_avatar' ) == 'avatar' ) { echo ' selected="selected""'; }; ?>>avatars</option></select> of friends, and the number of non-friends<br />
<?php }; ?>
<input type="radio" name="bp_like_admin_likers_visibility" value="just_numbers"<?php if ( bp_like_get_settings( 'likers_visibility' ) == 'just_numbers' ) { echo ' checked="checked""'; }; ?> /> <?php _e('Show only the number of likers', 'buddypress-like'); ?>
</p>
<h3><?php _e('Custom Messages', 'buddypress-like'); ?></h3>
<p><?php _e("Change what messages are shown to users. For example, they can 'love' or 'dig' items instead of liking them.", "buddypress-like"); ?><br /><br /></p>
<table class="widefat fixed" cellspacing="0">
<thead>
<tr>
<th scope="col" id="default" class="column-name" style="width: 43%;"><?php _e('Default', 'buddypress-like'); ?></th>
<th scope="col" id="custom" class="column-name" style=""><?php _e('Custom', 'buddypress-like'); ?></th>
</tr>
</thead>
<tfoot>
<tr>
<th colspan="2" id="default" class="column-name"></th>
</tr>
</tfoot>
<?php foreach ( $text_strings as $key => $string ) : ?>
<tr valign="top">
<th scope="row" style="width:400px;"><label for="bp_like_admin_text_string_<?php echo $key; ?>"><?php echo htmlspecialchars( $string['default'] ); ?></label></th>
<td><input name="bp_like_admin_text_string_<?php echo $key; ?>" id="bp_like_admin_text_string_<?php echo $key; ?>" value="<?php echo htmlspecialchars( $string['custom'] ); ?>" class="regular-text" type="text"></td>
</tr>
<?php endforeach; ?>
</tbody>
</table>
<p class="submit">
<input class="button-primary" type="submit" name="bp-like-admin-submit" id="bp-like-admin-submit" value="<?php _e('Save Changes', 'wordpress'); ?>"/>
</p>
<?php wp_nonce_field( 'bp-like-admin' ) ?>
</form>
</div>
<?php
}