| 1 | <?php
|
|---|
| 2 | /**
|
|---|
| 3 | * BackPress Styles enqueue.
|
|---|
| 4 | *
|
|---|
| 5 | * These classes were refactored from the WordPress WP_Scripts and WordPress
|
|---|
| 6 | * script enqueue API.
|
|---|
| 7 | *
|
|---|
| 8 | * @package BackPress
|
|---|
| 9 | * @since r74
|
|---|
| 10 | */
|
|---|
| 11 |
|
|---|
| 12 | /**
|
|---|
| 13 | * BackPress Styles enqueue class.
|
|---|
| 14 | *
|
|---|
| 15 | * @package BackPress
|
|---|
| 16 | * @uses WP_Dependencies
|
|---|
| 17 | * @since r74
|
|---|
| 18 | */
|
|---|
| 19 | class WP_Styles extends WP_Dependencies {
|
|---|
| 20 | var $base_url;
|
|---|
| 21 | var $content_url;
|
|---|
| 22 | var $default_version;
|
|---|
| 23 | var $text_direction = 'ltr';
|
|---|
| 24 | var $concat = '';
|
|---|
| 25 | var $concat_version = '';
|
|---|
| 26 | var $do_concat = false;
|
|---|
| 27 | var $print_html = '';
|
|---|
| 28 | var $default_dirs;
|
|---|
| 29 |
|
|---|
| 30 | function __construct() {
|
|---|
| 31 | do_action_ref_array( 'wp_default_styles', array(&$this) );
|
|---|
| 32 | }
|
|---|
| 33 |
|
|---|
| 34 | function do_item( $handle ) {
|
|---|
| 35 | if ( !parent::do_item($handle) )
|
|---|
| 36 | return false;
|
|---|
| 37 |
|
|---|
| 38 | $ver = $this->registered[$handle]->ver ? $this->registered[$handle]->ver : $this->default_version;
|
|---|
| 39 | if ( isset($this->args[$handle]) )
|
|---|
| 40 | $ver .= '&' . $this->args[$handle];
|
|---|
| 41 |
|
|---|
| 42 | if ( $this->do_concat ) {
|
|---|
| 43 | if ( $this->in_default_dir($this->registered[$handle]->src) && !isset($this->registered[$handle]->extra['conditional']) && !isset($this->registered[$handle]->extra['alt']) ) {
|
|---|
| 44 | $this->concat .= "$handle,";
|
|---|
| 45 | $this->concat_version .= "$handle$ver";
|
|---|
| 46 | return true;
|
|---|
| 47 | }
|
|---|
| 48 | }
|
|---|
| 49 |
|
|---|
| 50 | if ( isset($this->registered[$handle]->args) )
|
|---|
| 51 | $media = esc_attr( $this->registered[$handle]->args );
|
|---|
| 52 | else
|
|---|
| 53 | $media = 'all';
|
|---|
| 54 |
|
|---|
| 55 | $href = $this->_css_href( $this->registered[$handle]->src, $ver, $handle );
|
|---|
| 56 | $rel = isset($this->registered[$handle]->extra['alt']) && $this->registered[$handle]->extra['alt'] ? 'alternate stylesheet' : 'stylesheet';
|
|---|
| 57 | $title = isset($this->registered[$handle]->extra['title']) ? "title='" . esc_attr( $this->registered[$handle]->extra['title'] ) . "'" : '';
|
|---|
| 58 |
|
|---|
| 59 | $end_cond = $tag = '';
|
|---|
| 60 | if ( isset($this->registered[$handle]->extra['conditional']) && $this->registered[$handle]->extra['conditional'] ) {
|
|---|
| 61 | $tag .= "<!--[if {$this->registered[$handle]->extra['conditional']}]>\n";
|
|---|
| 62 | $end_cond = "<![endif]-->\n";
|
|---|
| 63 | }
|
|---|
| 64 |
|
|---|
| 65 | $tag .= apply_filters( 'style_loader_tag', "<link rel='$rel' id='$handle-css' $title href='$href' type='text/css' media='$media' />\n", $handle );
|
|---|
| 66 | if ( 'rtl' === $this->text_direction && isset($this->registered[$handle]->extra['rtl']) && $this->registered[$handle]->extra['rtl'] ) {
|
|---|
| 67 | if ( is_bool( $this->registered[$handle]->extra['rtl'] ) )
|
|---|
| 68 | $rtl_href = str_replace( '.css', '-rtl.css', $this->_css_href( $this->registered[$handle]->src , $ver, "$handle-rtl" ));
|
|---|
| 69 | else
|
|---|
| 70 | $rtl_href = $this->_css_href( $this->registered[$handle]->extra['rtl'], $ver, "$handle-rtl" );
|
|---|
| 71 |
|
|---|
| 72 | $tag .= apply_filters( 'style_loader_tag', "<link rel='$rel' id='$handle-rtl-css' $title href='$rtl_href' type='text/css' media='$media' />\n", $handle );
|
|---|
| 73 | }
|
|---|
| 74 |
|
|---|
| 75 | $tag .= $end_cond;
|
|---|
| 76 |
|
|---|
| 77 | if ( $this->do_concat )
|
|---|
| 78 | $this->print_html .= $tag;
|
|---|
| 79 | else
|
|---|
| 80 | echo $tag;
|
|---|
| 81 |
|
|---|
| 82 | // Could do something with $this->registered[$handle]->extra here to print out extra CSS rules
|
|---|
| 83 | // echo "<style type='text/css'>\n";
|
|---|
| 84 | // echo "/* <![CDATA[ */\n";
|
|---|
| 85 | // echo "/* ]]> */\n";
|
|---|
| 86 | // echo "</style>\n";
|
|---|
| 87 |
|
|---|
| 88 | return true;
|
|---|
| 89 | }
|
|---|
| 90 |
|
|---|
| 91 | function all_deps( $handles, $recursion = false, $group = false ) {
|
|---|
| 92 | $r = parent::all_deps( $handles, $recursion );
|
|---|
| 93 | if ( !$recursion )
|
|---|
| 94 | $this->to_do = apply_filters( 'print_styles_array', $this->to_do );
|
|---|
| 95 | return $r;
|
|---|
| 96 | }
|
|---|
| 97 |
|
|---|
| 98 | function _css_href( $src, $ver, $handle ) {
|
|---|
| 99 | if ( !preg_match('|^https?://|', $src) && ! ( $this->content_url && 0 === strpos($src, $this->content_url) ) ) {
|
|---|
| 100 | $src = $this->base_url . $src;
|
|---|
| 101 | }
|
|---|
| 102 |
|
|---|
| 103 | $src = add_query_arg('ver', $ver, $src);
|
|---|
| 104 | $src = apply_filters( 'style_loader_src', $src, $handle );
|
|---|
| 105 | return esc_url( $src );
|
|---|
| 106 | }
|
|---|
| 107 |
|
|---|
| 108 | function in_default_dir($src) {
|
|---|
| 109 | if ( ! $this->default_dirs )
|
|---|
| 110 | return true;
|
|---|
| 111 |
|
|---|
| 112 | foreach ( (array) $this->default_dirs as $test ) {
|
|---|
| 113 | if ( 0 === strpos($src, $test) )
|
|---|
| 114 | return true;
|
|---|
| 115 | }
|
|---|
| 116 | return false;
|
|---|
| 117 | }
|
|---|
| 118 |
|
|---|
| 119 | }
|
|---|
