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Changeset 20176


Ignore:
Timestamp:
03/14/2012 10:49:36 PM (6 years ago)
Author:
nacin
Message:

Hash WP_Theme cache keys to ensure long file paths don't overflow in object backends. see #20103.

File:
1 edited

Legend:

Unmodified
Added
Removed
  • trunk/wp-includes/class-wp-theme.php

    r20173 r20176  
    130130
    131131    /**
     132     * Stores an md5 hash of the theme root, to function as the cache key.
     133     *
     134     * @access private
     135     * @var string
     136     */
     137    private $cache_hash;
     138
     139    /**
    132140     * Flag for whether the themes cache bucket should be persistently cached.
    133141     *
     
    172180        $this->theme_root = $theme_root;
    173181        $this->stylesheet = $theme_dir;
     182        $this->cache_hash = md5( $this->theme_root . '/' . $this->stylesheet );
    174183        $theme_file = $this->stylesheet . '/style.css';
    175184
     
    441450     */
    442451    private function cache_add( $key, $data ) {
    443         return wp_cache_add( $key . '-' . $this->theme_root . '/' . $this->stylesheet, $data, 'themes', self::$cache_expiration );
     452        return wp_cache_add( $key . '-' . $this->cache_hash, $data, 'themes', self::$cache_expiration );
    444453    }
    445454
     
    456465     */
    457466    private function cache_get( $key ) {
    458         return wp_cache_get( $key . '-' . $this->theme_root . '/' . $this->stylesheet, 'themes' );
     467        return wp_cache_get( $key . '-' . $this->cache_hash, 'themes' );
    459468    }
    460469
     
    467476    public function cache_delete() {
    468477        foreach ( array( 'theme', 'screenshot', 'screenshot_count', 'files', 'headers' ) as $key )
    469             wp_cache_delete( $key . '-' . $this->theme_root . '/' . $this->stylesheet, 'themes' );
     478            wp_cache_delete( $key . '-' . $this->cache_hash, 'themes' );
    470479    }
    471480
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