first draft, only one (main) page

2014-06-02 11:53:18 +02:00
parent c25d541a7d
commit 8be00a6c46
17 changed files with 1312 additions and 33 deletions
--- a/inc/translator.php
+++ b/inc/translator.php
@@ -0,0 +1,112 @@
+<?php
+
+class Translator extends PhpObject
+{
+	private $sLang;
+	private $asLanguages;
+	private $asTranslations; // [lang][key_word] = translation
+
+	const LANG_FOLDER = 'languages/';
+	const LANG_EXT = '.lang';
+	const LANG_SEP = '=';
+	const DEFAULT_LANG = 'FR';
+
+	public function __construct($sLang='')
+	{
+		parent::__construct(__CLASS__, Settings::DEBUG);
+		$this->asLanguages = array();
+		$this->asTranslations = array();
+		$this->loadLanguages();
+		$this->setLanguage($sLang);
+	}
+
+	public function setLanguage($sLang)
+	{
+		$this->sLang = in_array($sLang, $this->asLanguages)?$sLang:self::DEFAULT_LANG;
+	}
+
+	public function getTranslation($sTransKey, $sLang='')
+	{
+		$sTransText = false;
+
+		//Select language
+		if($sLang=='')
+		{
+			$sLang = $this->sLang;
+		}
+
+		//Look up in the selected language dictionary
+		if(in_array($sLang, $this->asLanguages) && array_key_exists($sTransKey, $this->asTranslations[$sLang]))
+		{
+			$sTransText = $this->asTranslations[$sLang][$sTransKey];
+		}
+		//Look up in the default language dictionary
+		elseif(array_key_exists($sTransKey, $this->asTranslations[self::DEFAULT_LANG]))
+		{
+			$this->addWarning('Missing translation in "'.$sLang.'" for the key "'.$sTransKey.'", falling back to "'.self::DEFAULT_LANG.'"');
+			$sTransText = $this->asTranslations[self::DEFAULT_LANG][$sTransKey];
+		}
+		else $this->addWarning('Missing translation in "'.$sLang.'" for the key "'.$sTransKey.'"');
+
+		return $sTransText;
+	}
+
+	public function getHashToPage($asMenuPages)
+	{
+		$asHashToPage = array();
+		foreach($asMenuPages as $sHash)
+		{
+			foreach($this->asLanguages as $sLang)
+			{
+				$asHashToPage[$this->getTranslation('menu_'.$sHash.'_key', $sLang)] = $sHash;
+			}
+		}
+		return $asHashToPage;
+	}
+	
+	public function getPageToHash($asMenuPages)
+	{
+		$asPageToHash = array();
+		foreach($asMenuPages as $sHash)
+		{
+			$asPageToHash[$sHash] = $this->getTranslation('menu_'.$sHash.'_key');
+		}
+		return $asPageToHash;
+	}
+
+	private function loadLanguages()
+	{
+		//List all available languages
+		$asLangPaths = glob(self::getLangPath('*'));
+		$this->asLanguages =  array_map('basename', $asLangPaths, array_fill(1, count($asLangPaths), self::LANG_EXT));
+
+		//Load languages
+		array_walk($this->asLanguages, array($this, 'loadLanguageFile'));
+	}
+
+	private function loadLanguageFile($sLang)
+	{
+		if(!in_array($sLang, $this->asTranslations))
+		{
+			$sData = file_get_contents(self::getLangPath($sLang));
+			$asData = explode("\n", $sData);
+			foreach($asData as $sTranslation)
+			{
+				$iSepPos = stripos($sTranslation, self::LANG_SEP);
+				if($iSepPos!==false)
+				{
+					$sTransKey = trim(substr($sTranslation, 0, $iSepPos));
+					$sTransText = /*htmlspecialchars(*/trim(substr($sTranslation, $iSepPos+1))/*, ENT_QUOTES)*/; //TODO when all entities have been removed
+					$this->asTranslations[$sLang][$sTransKey] = $sTransText;
+				}
+			}
+		}
+	}
+
+	private static function getLangPath($sLang)
+	{
+		return self::LANG_FOLDER.$sLang.self::LANG_EXT;
+	}
+}
+
+?>