[ticket/11201] Split language options into a new class

Otherwise we run into a circular dependency

PHPBB3-11201

phpBB/phpbb/profilefields/lang_helper.php

@@ -0,0 +1,114 @@
+<?php
+/**
+*
+* @package phpBB3
+* @copyright (c) 2014 phpBB Group
+* @license http://opensource.org/licenses/gpl-2.0.php GNU General Public License v2
+*
+*/
+
+namespace phpbb\profilefields;
+
+/**
+* Custom Profile Fields
+* @package phpBB3
+*/
+class lang_helper
+{
+	/**
+	* Array with the language option, grouped by field and language
+	* @var array
+	*/
+	protected $options_lang = array();
+
+	/**
+	* Database object
+	* @var \phpbb\db\driver\driver
+	*/
+	protected $db;
+
+	/**
+	* Construct
+	*
+	* @param	\phpbb\db\driver\driver	$db		Database object
+	*/
+	public function __construct($db)
+	{
+		$this->db = $db;
+	}
+
+	/**
+	* Get language entries for options and store them here for later use
+	*/
+	public function get_option_lang($field_id, $lang_id, $field_type, $preview_options)
+	{
+		if ($preview_options !== false)
+		{
+			$lang_options = (!is_array($preview_options)) ? explode("\n", $preview_options) : $preview_options;
+
+			foreach ($lang_options as $num => $var)
+			{
+				$this->options_lang[$field_id][$lang_id][($num + 1)] = $var;
+			}
+		}
+		else
+		{
+			$sql = 'SELECT option_id, lang_value
+				FROM ' . PROFILE_FIELDS_LANG_TABLE . "
+					WHERE field_id = $field_id
+					AND lang_id = $lang_id
+					AND field_type = $field_type
+				ORDER BY option_id";
+			$result = $this->db->sql_query($sql);
+
+			while ($row = $this->db->sql_fetchrow($result))
+			{
+				$this->options_lang[$field_id][$lang_id][($row['option_id'] + 1)] = $row['lang_value'];
+			}
+			$this->db->sql_freeresult($result);
+		}
+	}
+
+	/**
+	* Are language options set for this field?
+	*
+	* @param	int		$field_id		Database ID of the field
+	* @param	int		$lang_id		ID of the language
+	* @param	int		$field_value	Selected value of the field
+	* @return boolean
+	*/
+	public function is_set($field_id, $lang_id = null, $field_value = null)
+	{
+		$is_set = isset($this->lang_helper->options_lang[$field_id]);
+
+		if ($is_set && (!is_null($lang_id) || !is_null($field_value)))
+		{
+			$is_set = isset($this->lang_helper->options_lang[$field_id][$lang_id]);
+		}
+
+		if ($is_set && !is_null($field_value))
+		{
+			$is_set = isset($this->lang_helper->options_lang[$field_id][$lang_id][$field_value]);
+		}
+
+		return $is_set;
+	}
+
+	/**
+	* Get the selected language string
+	*
+	* @param	int		$field_id		Database ID of the field
+	* @param	int		$lang_id		ID of the language
+	* @param	int		$field_value	Selected value of the field
+	* @return string
+	*/
+	public function get($field_id, $lang_id, $field_value = null)
+	{
+		if (!is_null($field_value))
+		{
+			return $this->lang_helper->options_lang[$field_id][$lang_id];
+		}
+
+		return $this->lang_helper->options_lang[$field_id][$lang_id][$field_value];
+	}
+}