May fix some incorrect home & content directory paths in w3tc_total_cache plugin for WordPress

Index: w3-total-cache/lib/W3/Plugin/PgCache.php
===================================================================
--- w3-total-cache/lib/W3/Plugin/PgCache.php    (revision 249851)
+++ w3-total-cache/lib/W3/Plugin/PgCache.php    (working copy)
@@ -139,7 +139,7 @@
                 $this->_config->save();
             } else {
                 if (!w3_is_wpmu() && !$this->write_rules_core()) {
-                    w3_writable_error(ABSPATH . '.htaccess');
+                    w3_writable_error(get_home_path() . '.htaccess');
                 }

                 if (!$this->write_rules_cache()) {
@@ -614,7 +614,7 @@
      */
     function write_rules_core()
     {
-        $path = ABSPATH . '.htaccess';
+        $path = get_home_path() . '.htaccess';

         if (file_exists($path)) {
             if (($data = @file_get_contents($path)) !== false) {
@@ -699,7 +699,7 @@
      */
     function remove_rules_core()
     {
-        $path = ABSPATH . '.htaccess';
+        $path = get_home_path() . '.htaccess';

         if (file_exists($path)) {
             if (($data = @file_get_contents($path)) !== false) {
@@ -733,7 +733,7 @@
      */
     function check_rules_core()
     {
-        $path = ABSPATH . '.htaccess';
+        $path = get_home_path() . '.htaccess';
         $search = $this->generate_rules_core();

         return (($data = @file_get_contents($path)) && strstr(w3_clean_rules($data), w3_clean_rules($search)) !== false && $this->check_rules_wp());
@@ -763,7 +763,7 @@
             return true;
         }

-        $path = ABSPATH . '/.htaccess';
+        $path = get_home_path() . '.htaccess';

         return (($data = @file_get_contents($path)) && preg_match('~# BEGIN WordPress.*# END WordPress~s', w3_clean_rules($data)));
     }
Index: w3-total-cache/lib/W3/Plugin/TotalCache.php
===================================================================
--- w3-total-cache/lib/W3/Plugin/TotalCache.php (revision 249851)
+++ w3-total-cache/lib/W3/Plugin/TotalCache.php (working copy)
@@ -1277,7 +1277,7 @@
     {
         $pgcache_rules_core = '';
         $pgcache_rules_cache = '';
-        $pgcache_htaccess_core = ABSPATH . '.htaccess';
+        $pgcache_htaccess_core = get_home_path() . '.htaccess';
         $pgcache_htaccess_cache = W3TC_CACHE_FILE_PGCACHE_DIR . '/.htaccess';

         $minify_rules = '';
Index: w3-total-cache/inc/define.php
===================================================================
--- w3-total-cache/inc/define.php   (revision 249851)
+++ w3-total-cache/inc/define.php   (working copy)
@@ -37,11 +37,11 @@
 define('W3TC_PREFIX', (W3TC_BLOGNAME != '' ? '-' . W3TC_BLOGNAME : ''));

 defined('WP_CONTENT_DIR') || define('WP_CONTENT_DIR', realpath(W3TC_DIR . '/../..'));
-define('WP_CONTENT_DIR_NAME', basename(WP_CONTENT_DIR));
-define('W3TC_CONTENT_DIR_NAME', WP_CONTENT_DIR_NAME . '/w3tc' . W3TC_PREFIX);
-define('W3TC_CONTENT_DIR', ABSPATH . W3TC_CONTENT_DIR_NAME);
+define('WP_CONTENT_DIR_NAME', basename(WP_CONTENT_DIR)); // irrelevant?
+define('W3TC_CONTENT_DIR_NAME', 'w3tc' . W3TC_PREFIX);
+define('W3TC_CONTENT_DIR', WP_CONTENT_DIR . '/' . W3TC_CONTENT_DIR_NAME);
 define('W3TC_CONTENT_MINIFY_DIR_NAME', W3TC_CONTENT_DIR_NAME . '/min');
-define('W3TC_CONTENT_MINIFY_DIR', ABSPATH . W3TC_CONTENT_DIR_NAME . '/min');
+define('W3TC_CONTENT_MINIFY_DIR', W3TC_CONTENT_DIR . '/min');
 define('W3TC_CACHE_FILE_DBCACHE_DIR', W3TC_CONTENT_DIR . '/dbcache');
 define('W3TC_CACHE_FILE_PGCACHE_DIR', W3TC_CONTENT_DIR . '/pgcache');
 define('W3TC_CACHE_FILE_MINIFY_DIR', W3TC_CONTENT_DIR . '/min');