<?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($aLanguages);
+ }
+ }
+ if (!sizeof($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;
+ }
}