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- <?php /* You really don't want to touch this file if you don't know what you're doing. */ ?>
- <?php
- class WP_LESS_Styles extends WP_Dependencies {
- var $base_url;
- var $content_url;
- var $default_version;
- var $text_direction = 'ltr';
- var $concat = '';
- var $concat_version = '';
- var $do_concat = false;
- var $print_html = '';
- var $default_dirs;
- function __construct() {
- do_action_ref_array( 'wp_default_less_styles', array(&$this) );
- }
- function do_item( $handle ) {
- if ( !parent::do_item($handle) )
- return false;
- if ( null === $this->registered[$handle]->ver )
- $ver = '';
- else
- $ver = $this->registered[$handle]->ver ? $this->registered[$handle]->ver : $this->default_version;
- if ( isset($this->args[$handle]) )
- $ver = $ver ? $ver . '&' . $this->args[$handle] : $this->args[$handle];
- if ( $this->do_concat ) {
- if ( $this->in_default_dir($this->registered[$handle]->src) && !isset($this->registered[$handle]->extra['conditional']) && !isset($this->registered[$handle]->extra['alt']) ) {
- $this->concat .= "$handle,";
- $this->concat_version .= "$handle$ver";
- return true;
- }
- }
- if ( isset($this->registered[$handle]->args) )
- $media = esc_attr( $this->registered[$handle]->args );
- else
- $media = 'all';
- $href = $this->_css_href( $this->registered[$handle]->src, $ver, $handle );
- $rel = isset($this->registered[$handle]->extra['alt']) && $this->registered[$handle]->extra['alt'] ? 'alternate stylesheet' : 'stylesheet/less';
- $title = isset($this->registered[$handle]->extra['title']) ? "title='" . esc_attr( $this->registered[$handle]->extra['title'] ) . "'" : '';
- $end_cond = $tag = '';
- if ( isset($this->registered[$handle]->extra['conditional']) && $this->registered[$handle]->extra['conditional'] ) {
- $tag .= "<!--[if {$this->registered[$handle]->extra['conditional']}]>\n";
- $end_cond = "<![endif]-->\n";
- }
- $tag .= apply_filters( 'style_loader_tag', "<link rel='$rel' href='$href' media='screen' />\n", $handle );
- if ( 'rtl' === $this->text_direction && isset($this->registered[$handle]->extra['rtl']) && $this->registered[$handle]->extra['rtl'] ) {
- if ( is_bool( $this->registered[$handle]->extra['rtl'] ) ) {
- $suffix = isset( $this->registered[$handle]->extra['suffix'] ) ? $this->registered[$handle]->extra['suffix'] : '';
- $rtl_href = str_replace( "{$suffix}.css", "-rtl{$suffix}.css", $this->_css_href( $this->registered[$handle]->src , $ver, "$handle-rtl" ));
- } else {
- $rtl_href = $this->_css_href( $this->registered[$handle]->extra['rtl'], $ver, "$handle-rtl" );
- }
- $tag .= apply_filters( 'style_loader_tag', "<link rel='$rel' id='$handle-rtl-css' $title href='$rtl_href' type='text/css' media='$media' />\n", $handle );
- }
- $tag .= $end_cond;
- if ( $this->do_concat )
- $this->print_html .= $tag;
- else
- echo $tag;
- return true;
- }
- function all_deps( $handles, $recursion = false, $group = false ) {
- $r = parent::all_deps( $handles, $recursion );
- if ( !$recursion )
- $this->to_do = apply_filters( 'print_less_styles_array', $this->to_do );
- return $r;
- }
- function _css_href( $src, $ver, $handle ) {
- if ( !is_bool($src) && !preg_match('|^https?://|', $src) && ! ( $this->content_url && 0 === strpos($src, $this->content_url) ) ) {
- $src = $this->base_url . $src;
- }
- if ( !empty($ver) )
- $src = add_query_arg('ver', $ver, $src);
- $src = apply_filters( 'style_loader_src', $src, $handle );
- return esc_url( $src );
- }
- function in_default_dir($src) {
- if ( ! $this->default_dirs )
- return true;
- foreach ( (array) $this->default_dirs as $test ) {
- if ( 0 === strpos($src, $test) )
- return true;
- }
- return false;
- }
- }
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