Wordpress 3.1-scripts

[autoinstalls/wordpress.git] / wp-includes / pomo / translations.php

diff --git a/wp-includes/pomo/translations.php b/wp-includes/pomo/translations.php
index a05ae6ceb2016110f932f57d06e09e61469625ff..01be8df42d20d5a6378ee927cd73c6138d7b2b46 100644 (file)
--- a/wp-includes/pomo/translations.php
+++ b/wp-includes/pomo/translations.php
@@ -2,13 +2,14 @@
 /**
  * Class for a set of entries for translation and their associated headers
  *
- * @version $Id: translations.php 114 2009-05-11 17:30:38Z nbachiyski $
+ * @version $Id: translations.php 406 2010-02-07 11:10:24Z nbachiyski $
  * @package pomo
  * @subpackage translations
  */
 
 require_once dirname(__FILE__) . '/entry.php';
 
+if ( !class_exists( 'Translations' ) ):
 class Translations {
        var $entries = array();
        var $headers = array();
@@ -25,7 +26,7 @@ class Translations {
                }
                $key = $entry->key();
                if (false === $key) return false;
-               $this->entries[$key] = $entry;
+               $this->entries[$key] = &$entry;
                return true;
        }
 
@@ -103,7 +104,9 @@ class Translations {
         * @return void
         **/
        function merge_with(&$other) {
-               $this->entries = array_merge($this->entries, $other->entries);
+               foreach( $other->entries as $entry ) {
+                       $this->entries[$entry->key()] = $entry;
+               }
        }
 }
 
@@ -117,39 +120,43 @@ class Gettext_Translations extends Translations {
         */
        function gettext_select_plural_form($count) {
                if (!isset($this->_gettext_select_plural_form) || is_null($this->_gettext_select_plural_form)) {
-                       $plural_header = $this->get_header('Plural-Forms');
-                       $this->_gettext_select_plural_form = $this->_make_gettext_select_plural_form($plural_header);
+                       list( $nplurals, $expression ) = $this->nplurals_and_expression_from_header($this->get_header('Plural-Forms'));
+                       $this->_nplurals = $nplurals;
+                       $this->_gettext_select_plural_form = $this->make_plural_form_function($nplurals, $expression);
                }
                return call_user_func($this->_gettext_select_plural_form, $count);
        }
 
+       function nplurals_and_expression_from_header($header) {
+               if (preg_match('/^\s*nplurals\s*=\s*(\d+)\s*;\s+plural\s*=\s*(.+)$/', $header, $matches)) {
+                       $nplurals = (int)$matches[1];
+                       $expression = trim($this->parenthesize_plural_exression($matches[2]));
+                       return array($nplurals, $expression);
+               } else {
+                       return array(2, 'n != 1');
+               }
+       }
+
        /**
         * Makes a function, which will return the right translation index, according to the
         * plural forms header
         */
-       function _make_gettext_select_plural_form($plural_header) {
-               $res = create_function('$count', 'return 1 == $count? 0 : 1;');
-               if ($plural_header && (preg_match('/^\s*nplurals\s*=\s*(\d+)\s*;\s+plural\s*=\s*(.+)$/', $plural_header, $matches))) {
-                       $nplurals = (int)$matches[1];
-                       $this->_nplurals = $nplurals;
-                       $plural_expr = trim($this->_parenthesize_plural_exression($matches[2]));
-                       $plural_expr = str_replace('n', '$n', $plural_expr);
-                       $func_body = "
-                               \$index = (int)($plural_expr);
-                               return (\$index < $nplurals)? \$index : $nplurals - 1;";
-                       $res = create_function('$n', $func_body);
-               }
-               return $res;
+       function make_plural_form_function($nplurals, $expression) {
+               $expression = str_replace('n', '$n', $expression);
+               $func_body = "
+                       \$index = (int)($expression);
+                       return (\$index < $nplurals)? \$index : $nplurals - 1;";
+               return create_function('$n', $func_body);
        }
 
        /**
         * Adds parantheses to the inner parts of ternary operators in
         * plural expressions, because PHP evaluates ternary oerators from left to right
-        * 
+        *
         * @param string $expression the expression without parentheses
         * @return string the expression with parentheses added
         */
-       function _parenthesize_plural_exression($expression) {
+       function parenthesize_plural_exression($expression) {
                $expression .= ';';
                $res = '';
                $depth = 0;
@@ -173,7 +180,7 @@ class Gettext_Translations extends Translations {
                }
                return rtrim($res, ';');
        }
-       
+
        function make_headers($translation) {
                $headers = array();
                // sometimes \ns are used instead of real new lines
@@ -189,11 +196,58 @@ class Gettext_Translations extends Translations {
 
        function set_header($header, $value) {
                parent::set_header($header, $value);
-               if ('Plural-Forms' == $header)
-                       $this->_gettext_select_plural_form = $this->_make_gettext_select_plural_form($value);
+               if ('Plural-Forms' == $header) {
+                       list( $nplurals, $expression ) = $this->nplurals_and_expression_from_header($this->get_header('Plural-Forms'));
+                       $this->_nplurals = $nplurals;
+                       $this->_gettext_select_plural_form = $this->make_plural_form_function($nplurals, $expression);
+               }
        }
-
-       
 }
+endif;
 
-?>
+if ( !class_exists( 'NOOP_Translations' ) ):
+/**
+ * Provides the same interface as Translations, but doesn't do anything
+ */
+class NOOP_Translations {
+       var $entries = array();
+       var $headers = array();
+
+       function add_entry($entry) {
+               return true;
+       }
+
+       function set_header($header, $value) {
+       }
+
+       function set_headers(&$headers) {
+       }
+
+       function get_header($header) {
+               return false;
+       }
+
+       function translate_entry(&$entry) {
+               return false;
+       }
+
+       function translate($singular, $context=null) {
+               return $singular;
+       }
+
+       function select_plural_form($count) {
+               return 1 == $count? 0 : 1;
+       }
+
+       function get_plural_forms_count() {
+               return 2;
+       }
+
+       function translate_plural($singular, $plural, $count, $context = null) {
+                       return 1 == $count? $singular : $plural;
+       }
+
+       function merge_with(&$other) {
+       }
+}
+endif;