X-Git-Url: https://git.openstreetmap.org/nominatim.git/blobdiff_plain/5464dec0570c2451d8607bc739c6f2b6f298bb75..d9e0ef0ebfbc2860e7c0b7e7510a4014300074be:/lib/ParameterParser.php

diff --git a/lib/ParameterParser.php b/lib/ParameterParser.php
index 95a3281b..ad281d70 100644
--- a/lib/ParameterParser.php
+++ b/lib/ParameterParser.php
@@ -1,133 +1,121 @@
 <?php
 
+namespace Nominatim;
+
 class ParameterParser
 {
-	private $aParams;
-
-	function __construct($aParams=NULL)
-	{
-		$this->aParams = ($aParams === NULL) ? $_GET : $aParams;
-	}
-
-	function getBool($sName, $bDefault=false)
-	{
-		if (!isset($this->aParams[$sName]) || strlen($this->aParams[$sName]) == 0)
-		{
-			return $bDefault;
-		}
-
-		return (bool) $this->aParams[$sName];
-	}
-
-	function getInt($sName, $bDefault=false)
-	{
-		if (!isset($this->aParams[$sName]) || strlen($this->aParams[$sName]) == 0)
-		{
-			return $bDefault;
-		}
-
-		if (!preg_match('/^[+-]?[0-9]+$/', $this->aParams[$sName]))
-		{
-			userError("Integer number expected for parameter '$sName'");
-		}
-
-		return (int) $this->aParams[$sName];
-	}
-
-	function getFloat($sName, $bDefault=false)
-	{
-		if (!isset($this->aParams[$sName]) || strlen($this->aParams[$sName]) == 0)
-		{
-			return $bDefault;
-		}
-
-		if (!preg_match('/^[+-]?[0-9]*\.?[0-9]+$/', $this->aParams[$sName]))
-		{
-			userError("Floating-point number expected for parameter '$sName'");
-		}
-
-		return (float) $this->aParams[$sName];
-	}
-
-	function getString($sName, $bDefault=false)
-	{
-		if (!isset($this->aParams[$sName]) || strlen($this->aParams[$sName]) == 0)
-		{
-			return $bDefault;
-		}
-
-		return $this->aParams[$sName];
-	}
-
-	function getSet($sName, $aValues, $sDefault=false)
-	{
-		if (!isset($this->aParams[$sName]) || strlen($this->aParams[$sName]) == 0)
-		{
-			return $sDefault;
-		}
-
-		if (!in_array($this->aParams[$sName], $aValues))
-		{
-			userError("Parameter '$sName' must be one of: ".join(', ', $aValues));
-		}
-
-		return $this->aParams[$sName];
-	}
-
-	function getStringList($sName, $aDefault=false)
-	{
-		$sValue = $this->getString($sName);
-
-		if ($sValue)
-		{
-			return explode(',', $sValue);
-		}
-
-		return $aDefault;
-	}
-
-	function getPreferredLanguages($sFallback=NULL)
-	{
-		if ($sFallback === NULL && isset($_SERVER["HTTP_ACCEPT_LANGUAGE"]))
-		{
-			$sFallback = $_SERVER["HTTP_ACCEPT_LANGUAGE"];
-		}
-
-		$aLanguages = array();
-		$sLangString = $this->getString('accept-language', $sFallback);
-
-		if ($sLangString)
-		{
-			if (preg_match_all('/(([a-z]{1,8})(-[a-z]{1,8})?)\s*(;\s*q\s*=\s*(1|0\.[0-9]+))?/i', $sLangString, $aLanguagesParse, PREG_SET_ORDER))
-			{
-				foreach($aLanguagesParse as $iLang => $aLanguage)
-				{
-					$aLanguages[$aLanguage[1]] = isset($aLanguage[5])?(float)$aLanguage[5]:1 - ($iLang/100);
-					if (!isset($aLanguages[$aLanguage[2]])) $aLanguages[$aLanguage[2]] = $aLanguages[$aLanguage[1]]/10;
-				}
-				arsort($aLanguages);
-			}
-		}
-		if (!sizeof($aLanguages) && CONST_Default_Language)
-		{
-			$aLanguages[CONST_Default_Language] = 1;
-		}
-
-		foreach($aLanguages as $sLanguage => $fLanguagePref)
-		{
-			$aLangPrefOrder['short_name:'.$sLanguage] = 'short_name:'.$sLanguage;
-			$aLangPrefOrder['name:'.$sLanguage] = 'name:'.$sLanguage;
-		}
-		$aLangPrefOrder['short_name'] = 'short_name';
-		$aLangPrefOrder['name'] = 'name';
-		$aLangPrefOrder['brand'] = 'brand';
-		foreach($aLanguages as $sLanguage => $fLanguagePref)
-		{
-			$aLangPrefOrder['official_name:'.$sLanguage] = 'official_name:'.$sLanguage;
-		}
-		$aLangPrefOrder['official_name'] = 'official_name';
-		$aLangPrefOrder['ref'] = 'ref';
-		$aLangPrefOrder['type'] = 'type';
-		return $aLangPrefOrder;
-	}
+    private $aParams;
+
+
+    public function __construct($aParams = null)
+    {
+        $this->aParams = ($aParams === null) ? $_GET : $aParams;
+    }
+
+    public function getBool($sName, $bDefault = false)
+    {
+        if (!isset($this->aParams[$sName]) || strlen($this->aParams[$sName]) == 0) {
+            return $bDefault;
+        }
+
+        return (bool) $this->aParams[$sName];
+    }
+
+    public function getInt($sName, $bDefault = false)
+    {
+        if (!isset($this->aParams[$sName])) {
+            return $bDefault;
+        }
+
+        if (!preg_match('/^[+-]?[0-9]+$/', $this->aParams[$sName])) {
+            userError("Integer number expected for parameter '$sName'");
+        }
+
+        return (int) $this->aParams[$sName];
+    }
+
+    public function getFloat($sName, $bDefault = false)
+    {
+        if (!isset($this->aParams[$sName])) {
+            return $bDefault;
+        }
+
+        if (!preg_match('/^[+-]?[0-9]*\.?[0-9]+$/', $this->aParams[$sName])) {
+            userError("Floating-point number expected for parameter '$sName'");
+        }
+
+        return (float) $this->aParams[$sName];
+    }
+
+    public function getString($sName, $bDefault = false)
+    {
+        if (!isset($this->aParams[$sName]) || strlen($this->aParams[$sName]) == 0) {
+            return $bDefault;
+        }
+
+        return $this->aParams[$sName];
+    }
+
+    public function getSet($sName, $aValues, $sDefault = false)
+    {
+        if (!isset($this->aParams[$sName]) || strlen($this->aParams[$sName]) == 0) {
+            return $sDefault;
+        }
+
+        if (!in_array($this->aParams[$sName], $aValues)) {
+            userError("Parameter '$sName' must be one of: ".join(', ', $aValues));
+        }
+
+        return $this->aParams[$sName];
+    }
+
+    public function getStringList($sName, $aDefault = false)
+    {
+        $sValue = $this->getString($sName);
+
+        if ($sValue) {
+            // removes all NULL, FALSE and Empty Strings but leaves 0 (zero) values
+            return array_values(array_filter(explode(',', $sValue), 'strlen'));
+        }
+
+        return $aDefault;
+    }
+
+    public function getPreferredLanguages($sFallback = null)
+    {
+        if ($sFallback === null && isset($_SERVER['HTTP_ACCEPT_LANGUAGE'])) {
+            $sFallback = $_SERVER['HTTP_ACCEPT_LANGUAGE'];
+        }
+
+        $aLanguages = array();
+        $sLangString = $this->getString('accept-language', $sFallback);
+
+        if ($sLangString) {
+            if (preg_match_all('/(([a-z]{1,8})([-_][a-z]{1,8})?)\s*(;\s*q\s*=\s*(1|0\.[0-9]+))?/i', $sLangString, $aLanguagesParse, PREG_SET_ORDER)) {
+                foreach ($aLanguagesParse as $iLang => $aLanguage) {
+                    $aLanguages[$aLanguage[1]] = isset($aLanguage[5])?(float)$aLanguage[5]:1 - ($iLang/100);
+                    if (!isset($aLanguages[$aLanguage[2]])) $aLanguages[$aLanguage[2]] = $aLanguages[$aLanguage[1]]/10;
+                }
+                arsort($aLanguages);
+            }
+        }
+        if (empty($aLanguages) && CONST_Default_Language) {
+            $aLanguages[CONST_Default_Language] = 1;
+        }
+
+        foreach ($aLanguages as $sLanguage => $fLanguagePref) {
+            $aLangPrefOrder['short_name:'.$sLanguage] = 'short_name:'.$sLanguage;
+            $aLangPrefOrder['name:'.$sLanguage] = 'name:'.$sLanguage;
+        }
+        $aLangPrefOrder['short_name'] = 'short_name';
+        $aLangPrefOrder['name'] = 'name';
+        $aLangPrefOrder['brand'] = 'brand';
+        foreach ($aLanguages as $sLanguage => $fLanguagePref) {
+            $aLangPrefOrder['official_name:'.$sLanguage] = 'official_name:'.$sLanguage;
+        }
+        $aLangPrefOrder['official_name'] = 'official_name';
+        $aLangPrefOrder['ref'] = 'ref';
+        $aLangPrefOrder['type'] = 'type';
+        return $aLangPrefOrder;
+    }
 }