CaffGeek/MBACNationals

<?php
/**
 * BackPress Scripts enqueue.
 *
 * These classes were refactored from the WordPress WP_Scripts and WordPress
 * script enqueue API.
 *
 * @package BackPress
 * @since r16
 */

/**
 * BackPress Scripts enqueue class.
 *
 * @package BackPress
 * @uses WP_Dependencies
 * @since r16
 */
class WP_Scripts extends WP_Dependencies {
    var $base_url; // Full URL with trailing slash
    var $content_url;
    var $default_version;
    var $in_footer = array();
    var $concat = '';
    var $concat_version = '';
    var $do_concat = false;
    var $print_html = '';
    var $print_code = '';
    var $ext_handles = '';
    var $ext_version = '';
    var $default_dirs;

    function __construct() {
        do_action_ref_array( 'wp_default_scripts', array(&$this) );
    }

    /**
     * Prints scripts
     *
     * Prints the scripts passed to it or the print queue.  Also prints all necessary dependencies.
     *
     * @param mixed handles (optional) Scripts to be printed.  (void) prints queue, (string) prints that script, (array of strings) prints those scripts.
     * @param int group (optional) If scripts were queued in groups prints this group number.
     * @return array Scripts that have been printed
     */
    function print_scripts( $handles = false, $group = false ) {
        return $this->do_items( $handles, $group );
    }

    function print_scripts_l10n( $handle, $echo = true ) {
        if ( empty($this->registered[$handle]->extra['l10n']) || empty($this->registered[$handle]->extra['l10n'][0]) || !is_array($this->registered[$handle]->extra['l10n'][1]) )
            return false;

        $object_name = $this->registered[$handle]->extra['l10n'][0];

        $data = "var $object_name = {\n";
        $eol = '';
        foreach ( $this->registered[$handle]->extra['l10n'][1] as $var => $val ) {
            if ( 'l10n_print_after' == $var ) {
                $after = $val;
                continue;
            }
            $data .= "$eol\t$var: \"" . esc_js( $val ) . '"';
            $eol = ",\n";
        }
        $data .= "\n};\n";
        $data .= isset($after) ? "$after\n" : '';

        if ( $echo ) {
            echo "<script type='text/javascript'>\n";
            echo "/* <![CDATA[ */\n";
            echo $data;
            echo "/* ]]> */\n";
            echo "</script>\n";
            return true;
        } else {
            return $data;
        }
    }

    function do_item( $handle, $group = false ) {
        if ( !parent::do_item($handle) )
            return false;

        if ( 0 === $group && $this->groups[$handle] > 0 ) {
            $this->in_footer[] = $handle;
            return false;
        }

        if ( false === $group && in_array($handle, $this->in_footer, true) )
            $this->in_footer = array_diff( $this->in_footer, (array) $handle );

        $ver = $this->registered[$handle]->ver ? $this->registered[$handle]->ver : $this->default_version;
        if ( isset($this->args[$handle]) )
            $ver .= '&amp;' . $this->args[$handle];

        $src = $this->registered[$handle]->src;

        if ( $this->do_concat ) {
            $srce = apply_filters( 'script_loader_src', $src, $handle );
            if ( $this->in_default_dir($srce) ) {
                $this->print_code .= $this->print_scripts_l10n( $handle, false );
                $this->concat .= "$handle,";
                $this->concat_version .= "$handle$ver";
                return true;
            } else {
                $this->ext_handles .= "$handle,";
                $this->ext_version .= "$handle$ver";
            }
        }

        $this->print_scripts_l10n( $handle );
        if ( !preg_match('|^https?://|', $src) && ! ( $this->content_url && 0 === strpos($src, $this->content_url) ) ) {
            $src = $this->base_url . $src;
        }

        $src = add_query_arg('ver', $ver, $src);
        $src = esc_url(apply_filters( 'script_loader_src', $src, $handle ));

        if ( $this->do_concat )
            $this->print_html .= "<script type='text/javascript' src='$src'></script>\n";
        else
            echo "<script type='text/javascript' src='$src'></script>\n";

        return true;
    }

    /**
     * Localizes a script
     *
     * Localizes only if script has already been added
     *
     * @param string handle Script name
     * @param string object_name Name of JS object to hold l10n info
     * @param array l10n Array of JS var name => localized string
     * @return bool Successful localization
     */
    function localize( $handle, $object_name, $l10n ) {
        if ( !$object_name || !$l10n )
            return false;
        return $this->add_data( $handle, 'l10n', array( $object_name, $l10n ) );
    }

    function set_group( $handle, $recursion, $group = false ) {
        $grp = isset($this->registered[$handle]->extra['group']) ? (int) $this->registered[$handle]->extra['group'] : 0;
        if ( false !== $group && $grp > $group )
            $grp = $group;

        return parent::set_group( $handle, $recursion, $grp );
    }

    function all_deps( $handles, $recursion = false, $group = false ) {
        $r = parent::all_deps( $handles, $recursion );
        if ( !$recursion )
            $this->to_do = apply_filters( 'print_scripts_array', $this->to_do );
        return $r;
    }

    function do_head_items() {
        $this->do_items(false, 0);
        return $this->done;
    }

    function do_footer_items() {
        if ( !empty($this->in_footer) ) {
            foreach( $this->in_footer as $key => $handle ) {
                if ( !in_array($handle, $this->done, true) && isset($this->registered[$handle]) ) {
                    $this->do_item($handle);
                    $this->done[] = $handle;
                    unset( $this->in_footer[$key] );
                }
            }
        }
        return $this->done;
    }

    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;
    }

    function reset() {
        $this->do_concat = false;
        $this->print_code = '';
        $this->concat = '';
        $this->concat_version = '';
        $this->print_html = '';
        $this->ext_version = '';
        $this->ext_handles = '';
    }
}