From d81f562b712f2387fa02290bf2ca86392ab356f2 Mon Sep 17 00:00:00 2001
From: Pierre Schmitz <pierre@archlinux.de>
Date: Wed, 11 Oct 2006 20:21:25 +0000
Subject: Aktualisierung auf Version 1.8.1

---
 includes/DateFormatter.php | 131 +++++++++++++++++++++++----------------------
 1 file changed, 67 insertions(+), 64 deletions(-)

(limited to 'includes/DateFormatter.php')

diff --git a/includes/DateFormatter.php b/includes/DateFormatter.php
index 02acac73..dc077fdc 100644
--- a/includes/DateFormatter.php
+++ b/includes/DateFormatter.php
@@ -1,25 +1,11 @@
 <?php
 /**
- * Contain things
- * @todo document
+ * Date formatter, recognises dates in plain text and formats them accoding to user preferences.
+ *
  * @package MediaWiki
  * @subpackage Parser
  */
 
-/** */
-define('DF_ALL', -1);
-define('DF_NONE', 0);
-define('DF_MDY', 1);
-define('DF_DMY', 2);
-define('DF_YMD', 3);
-define('DF_ISO1', 4);
-define('DF_LASTPREF', 4);
-define('DF_ISO2', 5);
-define('DF_YDM', 6);
-define('DF_DM', 7);
-define('DF_MD', 8);
-define('DF_LAST', 8);
-
 /**
  * @todo preferences, OutputPage
  * @package MediaWiki
@@ -31,7 +17,20 @@ class DateFormatter
 	var $monthNames = '', $rxDM, $rxMD, $rxDMY, $rxYDM, $rxMDY, $rxYMD;
 
 	var $regexes, $pDays, $pMonths, $pYears;
-	var $rules, $xMonths;
+	var $rules, $xMonths, $preferences;
+	
+	const ALL = -1;
+	const NONE = 0;
+	const MDY = 1;
+	const DMY = 2;
+	const YMD = 3;
+	const ISO1 = 4;
+	const LASTPREF = 4;
+	const ISO2 = 5;
+	const YDM = 6;
+	const DM = 7;
+	const MD = 8;
+	const LAST = 8;
 
 	/**
 	 * @todo document
@@ -55,75 +54,87 @@ class DateFormatter
 		$this->prxISO2 = '\[\[(-?\d{4})-(\d{2})-(\d{2})]]';
 
 		# Real regular expressions
-		$this->regexes[DF_DMY] = "/{$this->prxDM} *,? *{$this->prxY}{$this->regexTrail}";
-		$this->regexes[DF_YDM] = "/{$this->prxY} *,? *{$this->prxDM}{$this->regexTrail}";
-		$this->regexes[DF_MDY] = "/{$this->prxMD} *,? *{$this->prxY}{$this->regexTrail}";
-		$this->regexes[DF_YMD] = "/{$this->prxY} *,? *{$this->prxMD}{$this->regexTrail}";
-		$this->regexes[DF_DM] = "/{$this->prxDM}{$this->regexTrail}";
-		$this->regexes[DF_MD] = "/{$this->prxMD}{$this->regexTrail}";
-		$this->regexes[DF_ISO1] = "/{$this->prxISO1}{$this->regexTrail}";
-		$this->regexes[DF_ISO2] = "/{$this->prxISO2}{$this->regexTrail}";
+		$this->regexes[self::DMY] = "/{$this->prxDM} *,? *{$this->prxY}{$this->regexTrail}";
+		$this->regexes[self::YDM] = "/{$this->prxY} *,? *{$this->prxDM}{$this->regexTrail}";
+		$this->regexes[self::MDY] = "/{$this->prxMD} *,? *{$this->prxY}{$this->regexTrail}";
+		$this->regexes[self::YMD] = "/{$this->prxY} *,? *{$this->prxMD}{$this->regexTrail}";
+		$this->regexes[self::DM] = "/{$this->prxDM}{$this->regexTrail}";
+		$this->regexes[self::MD] = "/{$this->prxMD}{$this->regexTrail}";
+		$this->regexes[self::ISO1] = "/{$this->prxISO1}{$this->regexTrail}";
+		$this->regexes[self::ISO2] = "/{$this->prxISO2}{$this->regexTrail}";
 
 		# Extraction keys
 		# See the comments in replace() for the meaning of the letters
-		$this->keys[DF_DMY] = 'jFY';
-		$this->keys[DF_YDM] = 'Y jF';
-		$this->keys[DF_MDY] = 'FjY';
-		$this->keys[DF_YMD] = 'Y Fj';
-		$this->keys[DF_DM] = 'jF';
-		$this->keys[DF_MD] = 'Fj';
-		$this->keys[DF_ISO1] = 'ymd'; # y means ISO year
-		$this->keys[DF_ISO2] = 'ymd';
+		$this->keys[self::DMY] = 'jFY';
+		$this->keys[self::YDM] = 'Y jF';
+		$this->keys[self::MDY] = 'FjY';
+		$this->keys[self::YMD] = 'Y Fj';
+		$this->keys[self::DM] = 'jF';
+		$this->keys[self::MD] = 'Fj';
+		$this->keys[self::ISO1] = 'ymd'; # y means ISO year
+		$this->keys[self::ISO2] = 'ymd';
 
 		# Target date formats
-		$this->targets[DF_DMY] = '[[F j|j F]] [[Y]]';
-		$this->targets[DF_YDM] = '[[Y]], [[F j|j F]]';
-		$this->targets[DF_MDY] = '[[F j]], [[Y]]';
-		$this->targets[DF_YMD] = '[[Y]] [[F j]]';
-		$this->targets[DF_DM] = '[[F j|j F]]';
-		$this->targets[DF_MD] = '[[F j]]';
-		$this->targets[DF_ISO1] = '[[Y|y]]-[[F j|m-d]]';
-		$this->targets[DF_ISO2] = '[[y-m-d]]';
+		$this->targets[self::DMY] = '[[F j|j F]] [[Y]]';
+		$this->targets[self::YDM] = '[[Y]], [[F j|j F]]';
+		$this->targets[self::MDY] = '[[F j]], [[Y]]';
+		$this->targets[self::YMD] = '[[Y]] [[F j]]';
+		$this->targets[self::DM] = '[[F j|j F]]';
+		$this->targets[self::MD] = '[[F j]]';
+		$this->targets[self::ISO1] = '[[Y|y]]-[[F j|m-d]]';
+		$this->targets[self::ISO2] = '[[y-m-d]]';
 
 		# Rules
 		#            pref    source 	  target
-		$this->rules[DF_DMY][DF_MD] 	= DF_DM;
-		$this->rules[DF_ALL][DF_MD] 	= DF_MD;
-		$this->rules[DF_MDY][DF_DM] 	= DF_MD;
-		$this->rules[DF_ALL][DF_DM] 	= DF_DM;
-		$this->rules[DF_NONE][DF_ISO2] 	= DF_ISO1;
+		$this->rules[self::DMY][self::MD] 	= self::DM;
+		$this->rules[self::ALL][self::MD] 	= self::MD;
+		$this->rules[self::MDY][self::DM] 	= self::MD;
+		$this->rules[self::ALL][self::DM] 	= self::DM;
+		$this->rules[self::NONE][self::ISO2] 	= self::ISO1;
+
+		$this->preferences = array(
+			'default' => self::NONE,
+			'dmy' => self::DMY,
+			'mdy' => self::MDY,
+			'ymd' => self::YMD,
+			'ISO 8601' => self::ISO1,
+		);
 	}
 
 	/**
 	 * @static
 	 */
 	function &getInstance() {
-		global $wgDBname, $wgMemc;
+		global $wgMemc;
 		static $dateFormatter = false;
 		if ( !$dateFormatter ) {
-			$dateFormatter = $wgMemc->get( "$wgDBname:dateformatter" );
+			$dateFormatter = $wgMemc->get( wfMemcKey( 'dateformatter' ) );
 			if ( !$dateFormatter ) {
 				$dateFormatter = new DateFormatter;
-				$wgMemc->set( "$wgDBname:dateformatter", $dateFormatter, 3600 );
+				$wgMemc->set( wfMemcKey( 'dateformatter' ), $dateFormatter, 3600 );
 			}
 		}
 		return $dateFormatter;
 	}
 
 	/**
-	 * @param $preference
-	 * @param $text
+	 * @param string $preference User preference
+	 * @param string $text Text to reformat
 	 */
 	function reformat( $preference, $text ) {
-		if ($preference == 'ISO 8601') $preference = 4; # The ISO 8601 option used to be 4
-		for ( $i=1; $i<=DF_LAST; $i++ ) {
+		if ( isset( $this->preferences[$preference] ) ) {
+			$preference = $this->preferences[$preference];
+		} else {
+			$preference = self::NONE;
+		}
+		for ( $i=1; $i<=self::LAST; $i++ ) {
 			$this->mSource = $i;
 			if ( @$this->rules[$preference][$i] ) {
 				# Specific rules
 				$this->mTarget = $this->rules[$preference][$i];
-			} elseif ( @$this->rules[DF_ALL][$i] ) {
+			} elseif ( @$this->rules[self::ALL][$i] ) {
 				# General rules
-				$this->mTarget = $this->rules[DF_ALL][$i];
+				$this->mTarget = $this->rules[self::ALL][$i];
 			} elseif ( $preference ) {
 				# User preference
 				$this->mTarget = $preference;
@@ -131,7 +142,7 @@ class DateFormatter
 				# Default
 				$this->mTarget = $i;
 			}
-			$text = preg_replace_callback( $this->regexes[$i], 'wfMainDateReplace', $text );
+			$text = preg_replace_callback( $this->regexes[$i], array( &$this, 'replace' ), $text );
 		}
 		return $text;
 	}
@@ -277,12 +288,4 @@ class DateFormatter
 	}
 }
 
-/**
- * @todo document
- */
-function wfMainDateReplace( $matches ) {
-	$df =& DateFormatter::getInstance();
-	return $df->replace( $matches );
-}
-
 ?>
-- 
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