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< ? php
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function get_bookmark ( $bookmark_id , $output = OBJECT ) {
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global $wpdb ;
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$bookmark_id = ( int ) $bookmark_id ;
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$link = $wpdb -> get_row ( " SELECT * FROM $wpdb->links WHERE link_id = ' $bookmark_id ' " );
$link -> link_category = wp_get_link_cats ( $bookmark_id );
if ( $output == OBJECT ) {
return $link ;
} elseif ( $output == ARRAY_A ) {
return get_object_vars ( $link );
} elseif ( $output == ARRAY_N ) {
return array_values ( get_object_vars ( $link ));
} else {
return $link ;
}
}
// Deprecate
function get_link ( $bookmark_id , $output = OBJECT ) {
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return get_bookmark ( $bookmark_id , $output );
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}
function get_bookmarks ( $args = '' ) {
global $wpdb ;
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$defaults = array (
'orderby' => 'name' , 'order' => 'ASC' ,
'limit' => - 1 , 'category' => '' ,
'category_name' => '' , 'hide_invisible' => 1 ,
'show_updated' => 0 , 'include' => '' ,
'exclude' => ''
);
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$r = wp_parse_args ( $args , $defaults );
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extract ( $r , EXTR_SKIP );
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$key = md5 ( serialize ( $r ) );
if ( $cache = wp_cache_get ( 'get_bookmarks' , 'bookmark' ) )
if ( isset ( $cache [ $key ] ) )
return apply_filters ( 'get_bookmarks' , $cache [ $key ], $r );
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$inclusions = '' ;
if ( ! empty ( $include ) ) {
$exclude = '' ; //ignore exclude, category, and category_name params if using include
$category = '' ;
$category_name = '' ;
$inclinks = preg_split ( '/[\s,]+/' , $include );
if ( count ( $inclinks ) ) {
foreach ( $inclinks as $inclink ) {
if ( empty ( $inclusions ))
$inclusions = ' AND ( link_id = ' . intval ( $inclink ) . ' ' ;
else
$inclusions .= ' OR link_id = ' . intval ( $inclink ) . ' ' ;
}
}
}
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if ( ! empty ( $inclusions ))
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$inclusions .= ')' ;
$exclusions = '' ;
if ( ! empty ( $exclude ) ) {
$exlinks = preg_split ( '/[\s,]+/' , $exclude );
if ( count ( $exlinks ) ) {
foreach ( $exlinks as $exlink ) {
if ( empty ( $exclusions ))
$exclusions = ' AND ( link_id <> ' . intval ( $exlink ) . ' ' ;
else
$exclusions .= ' AND link_id <> ' . intval ( $exlink ) . ' ' ;
}
}
}
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if ( ! empty ( $exclusions ))
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$exclusions .= ')' ;
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if ( ! empty ( $category_name ) ) {
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if ( $category = get_term_by ( 'name' , $category_name , 'link_category' ) )
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$category = $category -> term_id ;
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}
$category_query = '' ;
$join = '' ;
if ( ! empty ( $category ) ) {
$incategories = preg_split ( '/[\s,]+/' , $category );
if ( count ( $incategories ) ) {
foreach ( $incategories as $incat ) {
if ( empty ( $category_query ))
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$category_query = ' AND ( tt.term_id = ' . intval ( $incat ) . ' ' ;
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else
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$category_query .= ' OR tt.term_id = ' . intval ( $incat ) . ' ' ;
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}
}
}
if ( ! empty ( $category_query )) {
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$category_query .= " ) AND taxonomy = 'link_category' " ;
$join = " LEFT JOIN $wpdb->term_relationships AS tr ON ( $wpdb->links .link_id = tr.object_id) LEFT JOIN $wpdb->term_taxonomy as tt ON tt.term_taxonomy_id = tr.term_taxonomy_id " ;
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}
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if ( get_option ( 'links_recently_updated_time' )) {
$recently_updated_test = " , IF (DATE_ADD(link_updated, INTERVAL " . get_option ( 'links_recently_updated_time' ) . " MINUTE) >= NOW(), 1,0) as recently_updated " ;
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} else {
$recently_updated_test = '' ;
}
if ( $show_updated ) {
$get_updated = " , UNIX_TIMESTAMP(link_updated) AS link_updated_f " ;
}
$orderby = strtolower ( $orderby );
$length = '' ;
switch ( $orderby ) {
case 'length' :
$length = " , CHAR_LENGTH(link_name) AS length " ;
break ;
case 'rand' :
$orderby = 'rand()' ;
break ;
default :
$orderby = " link_ " . $orderby ;
}
if ( 'link_id' == $orderby )
$orderby = " $wpdb->links .link_id " ;
$visible = '' ;
if ( $hide_invisible )
$visible = " AND link_visible = 'Y' " ;
$query = " SELECT * $length $recently_updated_test $get_updated FROM $wpdb->links $join WHERE 1=1 $visible $category_query " ;
$query .= " $exclusions $inclusions " ;
$query .= " ORDER BY $orderby $order " ;
if ( $limit != - 1 )
$query .= " LIMIT $limit " ;
$results = $wpdb -> get_results ( $query );
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$cache [ $key ] = $results ;
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wp_cache_set ( 'get_bookmarks' , $cache , 'bookmark' );
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return apply_filters ( 'get_bookmarks' , $results , $r );
}
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function delete_get_bookmark_cache () {
wp_cache_delete ( 'get_bookmarks' , 'bookmark' );
}
add_action ( 'add_link' , 'delete_get_bookmark_cache' );
add_action ( 'edit_link' , 'delete_get_bookmark_cache' );
add_action ( 'delete_link' , 'delete_get_bookmark_cache' );
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?>