buddypress/bp-wire.php

<?php

/* Define the slug for the component */
if ( !defined( 'BP_WIRE_SLUG' ) )
	define ( 'BP_WIRE_SLUG', 'wire' );

require ( BP_PLUGIN_DIR . '/bp-wire/bp-wire-classes.php' );
require ( BP_PLUGIN_DIR . '/bp-wire/bp-wire-templatetags.php' );
require ( BP_PLUGIN_DIR . '/bp-wire/bp-wire-filters.php' );

/* Include deprecated functions if settings allow */
if ( !defined( 'BP_IGNORE_DEPRECATED' ) )
	require ( BP_PLUGIN_DIR . '/bp-wire/deprecated/bp-wire-deprecated.php' );	
	
function bp_wire_install() {
	// Tables are installed on a per component basis, where needed.
}

function bp_wire_setup_globals() {
	global $bp, $wpdb;

	/* For internal identification */
	$bp->wire->id = 'wire';
	
	$bp->wire->slug = BP_WIRE_SLUG;
	
	/* Register this in the active components array */
	$bp->active_components[$bp->wire->slug] = $bp->wire->id;
}
add_action( 'plugins_loaded', 'bp_wire_setup_globals', 5 );	
add_action( 'admin_menu', 'bp_wire_setup_globals', 2 );

function bp_wire_setup_nav() {
	global $bp;

	/* Profile wire's will only work if xprofile is enabled */
	if ( !function_exists( 'xprofile_install' ) )
		return false;
		
	/* Add 'Wire' to the main navigation */
	bp_core_new_nav_item( array( 'name' => __('Wire', 'buddypress'), 'slug' => $bp->wire->slug, 'position' => 40, 'screen_function' => 'bp_wire_screen_latest', 'default_subnav_slug' => 'all-posts', 'item_css_id' => $bp->wire->id ) );

	$wire_link = $bp->loggedin_user->domain . $bp->wire->slug . '/';
	
	/* Add the subnav items to the wire nav */
	bp_core_new_subnav_item( array( 'name' => __( 'All Posts', 'buddypress' ), 'slug' => 'all-posts', 'parent_url' => $wire_link, 'parent_slug' => $bp->wire->slug, 'screen_function' => 'bp_wire_screen_latest', 'position' => 10 ) );

	if ( $bp->current_component == $bp->wire->slug ) {
		if ( bp_is_home() ) {
			$bp->bp_options_title = __('My Wire', 'buddypress');
		} else {
			$bp->bp_options_avatar = bp_core_fetch_avatar( array( 'item_id' => $bp->displayed_user->id, 'type' => 'thumb' ) );
			$bp->bp_options_title = $bp->displayed_user->fullname; 
		}
	}
	
	do_action( 'bp_wire_setup_nav' );
}
add_action( 'plugins_loaded', 'bp_wire_setup_nav' );
add_action( 'admin_menu', 'bp_wire_setup_nav' );


/********************************************************************************
 * Screen Functions
 *
 * Screen functions are the controllers of BuddyPress. They will execute when their
 * specific URL is caught. They will first save or manipulate data using business
 * functions, then pass on the user to a template file.
 */

function bp_wire_screen_latest() {
	do_action( 'bp_wire_screen_latest' );
	bp_core_load_template( apply_filters( 'bp_wire_template_latest', 'wire/latest' ) );	
}


/********************************************************************************
 * Business Functions
 *
 * Business functions are where all the magic happens in BuddyPress. They will
 * handle the actual saving or manipulation of information. Usually they will
 * hand off to a database class for data access, then return
 * true or false on success or failure.
 */

function bp_wire_new_post( $item_id, $message, $component_name, $deprecated = false, $table_name = null ) {
	global $bp;
	
	if ( empty($message) || !is_user_logged_in() )
		return false;
	
	if ( !$table_name )
		$table_name = $bp->{$component_name}->table_name_wire;

	$wire_post = new BP_Wire_Post( $table_name );
	$wire_post->item_id = $item_id;
	$wire_post->user_id = $bp->loggedin_user->id;
	$wire_post->date_posted = time();
	$wire_post->content = $message;
	
	if ( !$wire_post->save() )
		return false;
	
	do_action( 'bp_wire_post_posted', $wire_post->id, $wire_post->item_id, $wire_post->user_id );
	
	return $wire_post;
}

function bp_wire_delete_post( $wire_post_id, $component_name, $table_name = null ) {
	global $bp;

	if ( !is_user_logged_in() )
		return false;

	if ( !$table_name )
		$table_name = $bp->{$component_name}->table_name_wire;
	
	$wire_post = new BP_Wire_Post( $table_name, $wire_post_id );
	
	if ( !is_site_admin() ) {
		if ( !$bp->is_item_admin ) {
			if ( $wire_post->user_id != $bp->loggedin_user->id )
				return false;
		}
	}
	
	if ( !$wire_post->delete() )
		return false;

	do_action( 'bp_wire_post_deleted', $wire_post->id, $wire_post->item_id, $wire_post->user_id, $component_name );
	
	return true;
}

// List actions to clear super cached pages on, if super cache is installed
add_action( 'bp_wire_post_deleted', 'bp_core_clear_cache' );
add_action( 'bp_wire_post_posted', 'bp_core_clear_cache' );

?>