functions.php

<?php

add_theme_support( 'post-thumbnails', array( 'post' ) ); // Add it for posts
add_theme_support( 'post-thumbnails', array( 'page' ) ); // Add it for pages
set_post_thumbnail_size( 50, 50, true ); // 50 pixels wide by 50 pixels tall, hard crop mode

// Stop the theme from killing WordPress if BuddyPress is not enabled.
if ( !class_exists( 'BP_Core_User' ) )
    return false;

// Register the widget columns
register_sidebars( 1,
    array(
        'name'          => 'Sidebar',
        'before_widget' => '<div id="%1$s" class="widget %2$s">',
        'after_widget'  => '</div>',
        'before_title'  => '<h3 class="widgettitle">',
        'after_title'   => '</h3>'
    )
);

// Load the AJAX functions for the theme
require_once( TEMPLATEPATH . '/_inc/ajax.php' );

// Load the javascript for the theme
wp_enqueue_script( 'dtheme-ajax-js', get_template_directory_uri() . '/_inc/global.js', array( 'jquery' ) );

// Add words that we need to use in JS to the end of the page so they can be translated and still used.
$params = array(
    'my_favs'           => __( 'My Favorites', 'buddypress' ),
    'accepted'          => __( 'Accepted', 'buddypress' ),
    'rejected'          => __( 'Rejected', 'buddypress' ),
    'show_all_comments' => __( 'Show all comments for this thread', 'buddypress' ),
    'show_all'          => __( 'Show all', 'buddypress' ),
    'comments'          => __( 'comments', 'buddypress' ),
    'close'             => __( 'Close', 'buddypress' ),
    'mention_explain'   => sprintf( __( "%s is a unique identifier for %s that you can type into any message on this site. %s will be sent a notification and a link to your message any time you use it.", 'buddypress' ), '@' . bp_get_displayed_user_username(), bp_get_user_firstname( bp_get_displayed_user_fullname() ), bp_get_user_firstname( bp_get_displayed_user_fullname() ) )
);
wp_localize_script( 'dtheme-ajax-js', 'BP_DTheme', $params );

/**
 * Add the JS needed for blog comment replies
 *
 * @package BuddyPress Theme
 * @since 1.2
 */
function bp_dtheme_add_blog_comments_js() {
    if ( is_singular() ) wp_enqueue_script( 'comment-reply' );
}
add_action( 'template_redirect', 'bp_dtheme_add_blog_comments_js' );

/**
 * HTML for outputting blog comments as defined by the WP comment API
 *
 * @param mixed $comment Comment record from database
 * @param array $args Arguments from wp_list_comments() call
 * @param int $depth Comment nesting level
 * @see wp_list_comments()
 * @package BuddyPress Theme
 * @since 1.2
 */
function bp_dtheme_blog_comments( $comment, $args, $depth ) {
    $GLOBALS['comment'] = $comment; ?>

    <?php if ( 'pingback' == $comment->comment_type ) return false; ?>

    <li id="comment-<?php comment_ID(); ?>">
        <div class="comment-avatar-box">
            <div class="avb">
                <a href="<?php echo get_comment_author_url() ?>" rel="nofollow">
                    <?php if ( $comment->user_id ) : ?>
                        <?php echo bp_core_fetch_avatar( array( 'item_id' => $comment->user_id, 'width' => 50, 'height' => 50, 'email' => $comment->comment_author_email ) ); ?>
                    <?php else : ?>
                        <?php echo get_avatar( $comment, 50 ) ?>
                    <?php endif; ?>
                </a>
            </div>
        </div>

        <div class="comment-content">

            <div class="comment-meta">
                <a href="<?php echo get_comment_author_url() ?>" rel="nofollow"><?php echo get_comment_author(); ?></a> <?php _e( 'said:', 'buddypress' ) ?>
                <em><?php _e( 'On', 'buddypress' ) ?> <a href="#comment-<?php comment_ID() ?>" title=""><?php comment_date() ?></a></em>
            </div>

            <?php if ( $comment->comment_approved == '0' ) : ?>
                <em class="moderate"><?php _e('Your comment is awaiting moderation.'); ?></em><br />
            <?php endif; ?>

            <?php comment_text() ?>

            <div class="comment-options">
                <?php echo comment_reply_link( array('depth' => $depth, 'max_depth' => $args['max_depth'] ) ) ?>
                <?php edit_comment_link( __( 'Edit' ),'','' ); ?>
            </div>

        </div>
<?php
}

/**
 * Filter the dropdown for selecting the page to show on front to include "Activity Stream"
 *
 * @param string $page_html A list of pages as a dropdown (select list)
 * @see wp_dropdown_pages()
 * @return string
 * @package BuddyPress Theme
 * @since 1.2
 */
function bp_dtheme_wp_pages_filter( $page_html ) {
    if ( !bp_is_active( 'activity' ) )
        return $page_html;

    if ( 'page_on_front' != substr( $page_html, 14, 13 ) )
        return $page_html;

    $selected = false;
    $page_html = str_replace( '</select>', '', $page_html );

    if ( bp_dtheme_page_on_front() == 'activity' )
        $selected = ' selected="selected"';

    $page_html .= '<option class="level-0" value="activity"' . $selected . '>' . __( 'Activity Stream', 'buddypress' ) . '</option></select>';
    return $page_html;
}
add_filter( 'wp_dropdown_pages', 'bp_dtheme_wp_pages_filter' );

/**
 * Hijack the saving of page on front setting to save the activity stream setting
 *
 * @param $string $oldvalue Previous value of get_option( 'page_on_front' )
 * @param $string $oldvalue New value of get_option( 'page_on_front' )
 * @return string
 * @package BuddyPress Theme
 * @since 1.2
 */
function bp_dtheme_page_on_front_update( $oldvalue, $newvalue ) {
    if ( !is_admin() || !is_super_admin() )
        return false;

    if ( 'activity' == $_POST['page_on_front'] )
        return 'activity';
    else
        return $oldvalue;
}
add_action( 'pre_update_option_page_on_front', 'bp_dtheme_page_on_front_update', 10, 2 );

/**
 * Load the activity stream template if settings allow
 *
 * @param string $template Absolute path to the page template
 * @return string
 * @global WP_Query $wp_query WordPress query object
 * @package BuddyPress Theme
 * @since 1.2
 */
function bp_dtheme_page_on_front_template( $template ) {
    global $wp_query;

    if ( empty( $wp_query->post->ID ) )
        return locate_template( array( 'activity/index.php' ), false );
    else
        return $template;
}
add_filter( 'page_template', 'bp_dtheme_page_on_front_template' );

/**
 * Return the ID of a page set as the home page.
 *
 * @return false|int ID of page set as the home page
 * @package BuddyPress Theme
 * @since 1.2
 */
function bp_dtheme_page_on_front() {
    if ( 'page' != get_option( 'show_on_front' ) )
        return false;

    return apply_filters( 'bp_dtheme_page_on_front', get_option( 'page_on_front' ) );
}

/**
 * Force the page ID as a string to stop the get_posts query from kicking up a fuss.
 *
 * @global WP_Query $wp_query WordPress query object
 * @package BuddyPress Theme
 * @since 1.2
 */
function bp_dtheme_fix_get_posts_on_activity_front() {
    global $wp_query;

    if ( !empty($wp_query->query_vars['page_id']) && 'activity' == $wp_query->query_vars['page_id'] )
        $wp_query->query_vars['page_id'] = '"activity"';
}
add_action( 'pre_get_posts', 'bp_dtheme_fix_get_posts_on_activity_front' );

/**
 * WP 3.0 requires there to be a non-null post in the posts array
 *
 * @param array $posts Posts as retrieved by WP_Query
 * @global WP_Query $wp_query WordPress query object
 * @return array
 * @package BuddyPress Theme
 * @since 1.2.5
 */
function bp_dtheme_fix_the_posts_on_activity_front( $posts ) {
    global $wp_query;

    // NOTE: the double quotes around '"activity"' are thanks to our previous function bp_dtheme_fix_get_posts_on_activity_front()
    if ( empty( $posts ) && !empty( $wp_query->query_vars['page_id'] ) && '"activity"' == $wp_query->query_vars['page_id'] )
        $posts = array( (object) array( 'ID' => 'activity' ) );

    return $posts;
}
add_filter( 'the_posts', 'bp_dtheme_fix_the_posts_on_activity_front' );

/**
 * bp_dtheme_activity_secondary_avatars()
 *
 * Add secondary avatar image to this activity stream's record, if supported
 *
 * @param string $action The text of this activity
 * @param BP_Activity_Activity $activity Activity object
 * @return string
 * @package BuddyPress Theme
 * @since 1.2.6
 */
function bp_dtheme_activity_secondary_avatars( $action, $activity ) {
    switch ( $activity->component ) {
        case 'groups' :
        case 'friends' :
            // Only insert avatar if one exists
            if ( $secondary_avatar = bp_get_activity_secondary_avatar() ) {
                $reverse_content = strrev( $action );
                $position        = strpos( $reverse_content, 'a<' );
                $action          = substr_replace( $action, $secondary_avatar, -$position - 2, 0 );
            }
            break;
    }

    return $action;
}
add_filter( 'bp_get_activity_action_pre_meta', 'bp_dtheme_activity_secondary_avatars', 10, 2 );

/**
 * Custom header image support. You can remove this entirely in a child theme by adding this line
 * to your functions.php: define( 'BP_DTHEME_DISABLE_CUSTOM_HEADER', true );
 *
 * @package BuddyPress Theme
 * @since 1.2
 */
function bp_dtheme_add_custom_header_support() {
    // Set the defaults for the custom header image (http://ryan.boren.me/2007/01/07/custom-image-header-api/)
    define( 'HEADER_TEXTCOLOR', 'FFFFFF' );
    define( 'HEADER_IMAGE', '%s/_inc/images/default_header.jpg' ); // %s is theme dir uri
    define( 'HEADER_IMAGE_WIDTH', 1250 );
    define( 'HEADER_IMAGE_HEIGHT', 125 );

    function bp_dtheme_header_style() { ?>
        <style type="text/css">
            #header { background-image: url(<?php header_image() ?>); }
            <?php if ( 'blank' == get_header_textcolor() ) { ?>
            #header h1, #header #desc { display: none; }
            <?php } else { ?>
            #header h1 a, #desc { color:#<?php header_textcolor() ?>; }
            <?php } ?>
        </style>
    <?php
    }

    function bp_dtheme_admin_header_style() { ?>
        <style type="text/css">
            #headimg {
                position: relative;
                color: #fff;
                background: url(<?php header_image() ?>);
                -moz-border-radius-bottomleft: 6px;
                -webkit-border-bottom-left-radius: 6px;
                -moz-border-radius-bottomright: 6px;
                -webkit-border-bottom-right-radius: 6px;
                margin-bottom: 20px;
                height: 100px;
                padding-top: 25px;
            }

            #headimg h1{
                position: absolute;
                bottom: 15px;
                left: 15px;
                width: 44%;
                margin: 0;
                font-family: Arial, Tahoma, sans-serif;
            }
            #headimg h1 a{
                color:#<?php header_textcolor() ?>;
                text-decoration: none;
                border-bottom: none;
            }
            #headimg #desc{
                color:#<?php header_textcolor() ?>;
                font-size:1em;
                margin-top:-0.5em;
            }

            #desc {
                display: none;
            }

            <?php if ( 'blank' == get_header_textcolor() ) { ?>
            #headimg h1, #headimg #desc {
                display: none;
            }
            #headimg h1 a, #headimg #desc {
                color:#<?php echo HEADER_TEXTCOLOR ?>;
            }
            <?php } ?>
        </style>
    <?php
    }
    add_custom_image_header( 'bp_dtheme_header_style', 'bp_dtheme_admin_header_style' );
}
if ( !defined( 'BP_DTHEME_DISABLE_CUSTOM_HEADER' ) )
    add_action( 'init', 'bp_dtheme_add_custom_header_support' );

/**
 * Show a notice when the theme is activated - workaround by Ozh (http://old.nabble.com/Activation-hook-exist-for-themes--td25211004.html)
 *
 * @package BuddyPress Theme
 * @since 1.2
 */
function bp_dtheme_show_notice() { ?>
    <div id="message" class="updated fade">
        <p><?php printf( __( 'Theme activated! This theme contains <a href="%s">custom header image</a> support and <a href="%s">sidebar widgets</a>.', 'buddypress' ), admin_url( 'themes.php?page=custom-header' ), admin_url( 'widgets.php' ) ) ?></p>
    </div>

    <style type="text/css">#message2, #message0 { display: none; }</style>
    <?php
}
if ( is_admin() && isset($_GET['activated'] ) && $pagenow == "themes.php" )
    add_action( 'admin_notices', 'bp_dtheme_show_notice' );


// Member Buttons
if ( bp_is_active( 'friends' ) )
    add_action( 'bp_member_header_actions',    'bp_add_friend_button' );

if ( bp_is_active( 'activity' ) )
    add_action( 'bp_member_header_actions',    'bp_send_public_message_button' );

if ( bp_is_active( 'messages' ) )
    add_action( 'bp_member_header_actions',    'bp_send_private_message_button' );

// Group Buttons
if ( bp_is_active( 'groups' ) ) {
    add_action( 'bp_group_header_actions',     'bp_group_join_button' );
    add_action( 'bp_group_header_actions',     'bp_group_new_topic_button' );
    add_action( 'bp_directory_groups_actions', 'bp_group_join_button' );
}

// Blog Buttons
if ( bp_is_active( 'blogs' ) )
    add_action( 'bp_directory_blogs_actions',  'bp_blogs_visit_blog_button' );

?>
<?php
/* Add these code to your cunctions.php to allow Single Search page for all buddypress components*/
//  Remove Buddypress search drowpdown for selecting members etc
add_filter("bp_search_form_type_select", "bpmag_remove_search_dropdown"  );
function bpmag_remove_search_dropdown($select_html){
    return '';
}

remove_action( 'init', 'bp_core_action_search_site', 5 );//force buddypress to not process the search/redirect
add_action( 'init', 'bp_buddydev_search', 10 );// custom handler for the search

function bp_buddydev_search(){
global $bp;
    if ( $bp->current_component == BP_SEARCH_SLUG )//if thids is search page
        bp_core_load_template( apply_filters( 'bp_core_template_search_template', 'search-single' ) );//load the single searh template
}
add_action("advance-search","bpmag_show_search_results",1);//highest priority

/* we just need to filter the query and change search_term=The search text*/
function bpmag_show_search_results(){
    //filter the ajaxquerystring
     add_filter("bp_ajax_querystring","bpmag_global_search_qs",100,2);
}

//show the search results for member*/
function bpmag_show_member_search(){
    ?>
   <div class="memberss-search-result search-result">
   <h2 class="content-title"><?php _e("Members Results","bpmag");?></h2>
  <?php locate_template( array( 'members/members-loop.php' ), true ) ;  ?>
  <?php global $members_template;
    if($members_template->total_member_count>1):?>
        <a href="<?php echo bp_get_root_domain().'/'.BP_MEMBERS_SLUG.'/?s='.$_REQUEST['search-terms']?>" ><?php _e(sprintf("View all %d matched Members",$members_template->total_member_count),"bpmag");?></a>
    <?php   endif; ?>
</div>
<?php
 }

//Hook Member results to search page
add_action("advance-search","bpmag_show_member_search",10); //the priority defines where in page this result will show up(the order of member search in other searchs)
function bpmag_show_groups_search(){
    ?>
<div class="groups-search-result search-result">
    <h2 class="content-title"><?php _e("Group Search","bpmag");?></h2>
    <?php locate_template( array('groups/groups-loop.php' ), true ) ;  ?>

    <a href="<?php echo bp_get_root_domain().'/'.BP_GROUPS_SLUG.'/?s='.$_REQUEST['search-terms']?>" ><?php _e("View All matched Groups","bpmag");?></a>
</div>
    <?php
 //endif;
  }

//Hook Groups results to search page
 if(bp_is_active( 'groups' ))
    add_action("advance-search","bpmag_show_groups_search",50);

/**
 *
 * Show blog posts in search
 */
function bpmag_show_site_blog_search(){
    ?>
 <div class="blog-search-result search-result">

  <h2 class="content-title"><?php _e("Blog Search","bpmag");?></h2>

   <?php locate_template( array( 'search-loop.php' ), true ) ;  ?>
   <a href="<?php echo bp_get_root_domain().'/?s='.$_REQUEST['search-terms']?>" ><?php _e("View All matched Posts","bpmag");?></a>
</div>
   <?php
  }

//Hook Blog Post results to search page
 add_action("advance-search","bpmag_show_site_blog_search",50);

//show forums search
function bpmag_show_forums_search(){
    ?>
 <div class="forums-search-result search-result">
   <h2 class="content-title"><?php _e("Forums Search","bpmag");?></h2>
  <?php locate_template( array( 'forums/forums-loop.php' ), true ) ;  ?>
  <a href="<?php echo bp_get_root_domain().'/'.BP_FORUMS_SLUG.'/?s='.$_REQUEST['search-terms']?>" ><?php _e("View All matched forum posts","bpmag");?></a>
</div>
  <?php
  }

//Hook Forums results to search page
if ( bp_is_active( 'forums' ) && bp_is_active( 'groups' ) && ( function_exists( 'bp_forums_is_installed_correctly' )  ) && bp_forums_is_installed_correctly() )
 add_action("advance-search","bpmag_show_forums_search",20);


//show blogs search result

function bpmag_show_gallery_search(){
?>
<div>
<h2><?php _e("Gallery Search","bpmag");?></h2>
<?php locate_template( array('gallery/gallery-loop.php' ), true ) ;  ?>

<a href="<?php echo bp_get_root_domain().'/'.BP_GALLERY_SLUG.'/?s='.$_REQUEST['search-terms']?>" ><?php _e("View All matched Galleries","bpmag");?></a>
</div>
<?php
//endif;
}

//Hook gallery results to search page

add_action("advance-search","bpmag_show_gallery_search",12);

function bpmag_show_blogs_search(){

    ?>
  <div class="blogs-search-result search-result">
  <h2 class="content-title"><?php _e("Blogs Search","bpmag");?></h2>
  <?php locate_template( array( 'blogs/blogs-loop.php' ), true ) ;  ?>
  <a href="<?php echo bp_get_root_domain().'/'.BP_BLOGS_SLUG.'/?s='.$_REQUEST['search-terms']?>" ><?php _e("View All matched Blogs","bpmag");?></a>
 </div>
  <?php
  }

//Hook Blogs results to search page if blogs comonent is active
 if(bp_is_active( 'blogs' ))
    add_action("advance-search","bpmag_show_blogs_search",10);


 //modify the query string with the search term

function bpmag_global_search_qs(){
    return "per_page=100&max=200&search_terms=".$_REQUEST['search-terms'];//change per_page and max
}



function bpmag_is_advance_search(){
global $bp;
if($bp->current_component == BP_SEARCH_SLUG)
    return true;
return false;
}
?>