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Diffstat (limited to 'framework/I18N/core/NumberFormatInfo.php')
| -rw-r--r-- | framework/I18N/core/NumberFormatInfo.php | 633 |
1 files changed, 633 insertions, 0 deletions
diff --git a/framework/I18N/core/NumberFormatInfo.php b/framework/I18N/core/NumberFormatInfo.php new file mode 100644 index 00000000..15b9ee5d --- /dev/null +++ b/framework/I18N/core/NumberFormatInfo.php @@ -0,0 +1,633 @@ +<?php
+
+/**
+ * NumberFormatInfo class file.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the BSD License.
+ *
+ * Copyright(c) 2004 by Qiang Xue. All rights reserved.
+ *
+ * To contact the author write to {@link mailto:qiang.xue@gmail.com Qiang Xue}
+ * The latest version of PRADO can be obtained from:
+ * {@link http://prado.sourceforge.net/}
+ *
+ * @author Wei Zhuo <weizhuo[at]gmail[dot]com>
+ * @version $Revision: 1.3 $ $Date: 2005/08/04 05:27:19 $
+ * @package System.I18N.core
+ */
+
+/**
+ * Get the CultureInfo class file.
+ */
+require_once(dirname(__FILE__).'/CultureInfo.php');
+
+/**
+ * NumberFormatInfo class
+ *
+ * Defines how numeric values are formatted and displayed,
+ * depending on the culture. Numeric values are formatted using
+ * standard or custom patterns stored in the properties of a
+ * NumberFormatInfo.
+ *
+ * This class contains information, such as currency, decimal
+ * separators, and other numeric symbols.
+ *
+ * To create a NumberFormatInfo for a specific culture,
+ * create a CultureInfo for that culture and retrieve the
+ * CultureInfo->NumberFormat property. Or use
+ * NumberFormatInfo::getInstance($culture).
+ * To create a NumberFormatInfo for the invariant culture, use the
+ * InvariantInfo::getInvariantInfo().
+ *
+ *
+ * @author Xiang Wei Zhuo <weizhuo[at]gmail[dot]com>
+ * @version v1.0, last update on Sun Dec 05 14:48:26 EST 2004
+ * @package System.I18N.core
+ */
+class NumberFormatInfo
+{
+
+ /**
+ * ICU number formatting data.
+ * @var array
+ */
+ private $data = array();
+
+ /**
+ * A list of properties that are accessable/writable.
+ * @var array
+ */
+ protected $properties = array();
+
+ /**
+ * The number pattern.
+ * @var array
+ */
+ protected $pattern = array();
+
+ const DECIMAL = 0;
+ const CURRENCY = 1;
+ const PERCENTAGE = 2;
+ const SCIENTIFIC = 3;
+
+ /**
+ * Allow functions that begins with 'set' to be called directly
+ * as an attribute/property to retrieve the value.
+ * @return mixed
+ */
+ function __get($name)
+ {
+ $getProperty = 'get'.$name;
+ if(in_array($getProperty, $this->properties))
+ return $this->$getProperty();
+ else
+ throw new Exception('Property '.$name.' does not exists.');
+ }
+
+ /**
+ * Allow functions that begins with 'set' to be called directly
+ * as an attribute/property to set the value.
+ */
+ function __set($name, $value)
+ {
+ $setProperty = 'set'.$name;
+ if(in_array($setProperty, $this->properties))
+ $this->$setProperty($value);
+ else
+ throw new Exception('Property '.$name.' can not be set.');
+ }
+
+ /**
+ * Initializes a new writable instance of the NumberFormatInfo class
+ * that is dependent on the ICU data for number, decimal, and currency
+ * formatting information. <b>N.B.</b>You should not initialize this
+ * class directly unless you know what you are doing. Please use use
+ * NumberFormatInfo::getInstance() to create an instance.
+ * @param array ICU data for date time formatting.
+ * @see getInstance()
+ */
+ function __construct($data=array(), $type=NumberFormatInfo::DECIMAL)
+ {
+ $this->properties = get_class_methods($this);
+
+ if(empty($data))
+ throw new Exception('Please provide the ICU data to initialize.');
+
+ $this->data = $data;
+
+ $this->setPattern($type);
+ }
+
+ /**
+ * Set the pattern for a specific number pattern. The validate patterns
+ * NumberFormatInfo::DECIMAL, NumberFormatInfo::CURRENCY,
+ * NumberFormatInfo::PERCENTAGE, or NumberFormatInfo::SCIENTIFIC
+ * @param int pattern type.
+ */
+ function setPattern($type=NumberFormatInfo::DECIMAL)
+ {
+ if(is_int($type))
+ $this->pattern =
+ $this->parsePattern($this->data['NumberPatterns'][$type]);
+ else
+ $this->pattern = $this->parsePattern($type);
+
+ $this->pattern['negInfty'] =
+ $this->data['NumberElements'][6].
+ $this->data['NumberElements'][9];
+
+ $this->pattern['posInfty'] =
+ $this->data['NumberElements'][11].
+ $this->data['NumberElements'][9];
+ }
+
+ function getPattern()
+ {
+ return $this->pattern;
+ }
+
+ /**
+ * Gets the default NumberFormatInfo that is culture-independent
+ * (invariant).
+ * @return NumberFormatInfo default NumberFormatInfo.
+ */
+ public function getInvariantInfo($type=NumberFormatInfo::DECIMAL)
+ {
+ static $invariant;
+ if(is_null($invariant))
+ {
+ $culture = CultureInfo::getInvariantCulture();
+ $invariant = $culture->NumberFormat;
+ $invariant->setPattern($type);
+ }
+ return $invariant;
+ }
+
+ /**
+ * Returns the NumberFormatInfo associated with the specified culture.
+ * @param CultureInfo the culture that gets the NumberFormat property.
+ * @param int the number formatting type, it should be
+ * NumberFormatInfo::DECIMAL, NumberFormatInfo::CURRENCY,
+ * NumberFormatInfo::PERCENTAGE, or NumberFormatInfo::SCIENTIFIC
+ * @return NumberFormatInfo NumberFormatInfo for the specified
+ * culture.
+ * @see getCurrencyInstance();
+ * @see getPercentageInstance();
+ * @see getScientificInstance();
+ */
+ public static function getInstance($culture=null,
+ $type=NumberFormatInfo::DECIMAL)
+ {
+ if ($culture instanceof CultureInfo)
+ {
+ $formatInfo = $culture->NumberFormat;
+ $formatInfo->setPattern($type);
+ return $formatInfo;
+ }
+ else if(is_string($culture))
+ {
+ $cultureInfo = new CultureInfo($culture);
+ $formatInfo = $cultureInfo->NumberFormat;
+ $formatInfo->setPattern($type);
+ return $formatInfo;
+ }
+ else
+ {
+ $cultureInfo = new CultureInfo();
+ $formatInfo = $cultureInfo->NumberFormat;
+ $formatInfo->setPattern($type);
+ return $formatInfo;
+ }
+ }
+
+ /**
+ * Returns the currency format info associated with the specified culture.
+ * @param CultureInfo the culture that gets the NumberFormat property.
+ * @return NumberFormatInfo NumberFormatInfo for the specified
+ * culture.
+ */
+ public static function getCurrencyInstance($culture=null)
+ {
+ return self::getInstance($culture, self::CURRENCY);
+ }
+
+ /**
+ * Returns the percentage format info associated with the specified culture.
+ * @param CultureInfo the culture that gets the NumberFormat property.
+ * @return NumberFormatInfo NumberFormatInfo for the specified
+ * culture.
+ */
+ public static function getPercentageInstance($culture=null)
+ {
+ return self::getInstance($culture, self::PERCENTAGE);
+ }
+
+ /**
+ * Returns the scientific format info associated with the specified culture.
+ * @param CultureInfo the culture that gets the NumberFormat property.
+ * @return NumberFormatInfo NumberFormatInfo for the specified
+ * culture.
+ */
+ public static function getScientificInstance($culture=null)
+ {
+ return self::getInstance($culture, self::SCIENTIFIC);
+ }
+
+ /**
+ * Parse the given pattern and return a list of known properties.
+ * @param string a number pattern.
+ * @return array list of pattern properties.
+ */
+ protected function parsePattern($pattern)
+ {
+ $pattern = explode(';',$pattern);
+
+ $negative = null;
+ if(count($pattern) > 1)
+ $negative = $pattern[1];
+ $pattern = $pattern[0];
+
+ $comma = ',';
+ $dot = '.';
+ $digit = '0';
+ $hash = '#';
+
+ //find the first group point, and decimal point
+ $groupPos1 = strrpos($pattern,$comma);
+ $decimalPos = strrpos($pattern,$dot);
+
+ $groupPos2 = false;
+ $groupSize1 = false;
+ $groupSize2 = false;
+ $decimalPoints = is_int($decimalPos)?-1:false;
+
+ $info['negPref'] = $this->data['NumberElements'][6];
+ $info['negPost'] = '';
+
+ $info['negative'] = $negative;
+ $info['positive'] = $pattern;
+
+ //find the negative prefix and postfix
+ if($negative)
+ {
+ $prefixPostfix = $this->getPrePostfix($negative);
+ $info['negPref'] = $prefixPostfix[0];
+ $info['negPost'] = $prefixPostfix[1];
+ }
+
+ $posfix = $this->getPrePostfix($pattern);
+ $info['posPref'] = $posfix[0];
+ $info['posPost'] = $posfix[1];
+
+ //var_dump($pattern);
+ //var_dump($decimalPos);
+ if(is_int($groupPos1))
+ {
+ //get the second group
+ $groupPos2 = strrpos(substr($pattern,0,$groupPos1),$comma);
+
+ //get the number of decimal digits
+ if(is_int($decimalPos))
+ {
+ $groupSize1 = $decimalPos - $groupPos1-1;
+
+ }
+ else
+ {
+ //no decimal point, so traverse from the back
+ //to find the groupsize 1.
+ for($i=strlen($pattern)-1; $i>=0; $i--)
+ {
+ if($pattern{$i} == $digit || $pattern{$i}==$hash)
+ {
+ $groupSize1 = $i - $groupPos1;
+ break;
+ }
+ }
+ }
+
+ //get the second group size
+ if(is_int($groupPos2))
+ $groupSize2 = $groupPos1 - $groupPos2-1;
+ }
+
+ if(is_int($decimalPos))
+ {
+ for($i=strlen($pattern)-1; $i>=0; $i--)
+ {
+ if($pattern{$i} == $dot) break;
+ if($pattern{$i} == $digit)
+ {
+ $decimalPoints = $i - $decimalPos;
+ break;
+ }
+ }
+ }
+
+ $info['groupPos1'] = $groupPos1;
+ $info['groupSize1'] = $groupSize1;
+ $info['groupPos2'] = $groupPos2;
+ $info['groupSize2'] = $groupSize2;
+ $info['decimalPos'] = $decimalPos;
+ $info['decimalPoints'] = $decimalPoints;
+ return $info;
+ }
+
+ /**
+ * Get the prefix and postfix of a pattern.
+ * @param string pattern
+ * @return array of prefix and postfix, array(prefix,postfix).
+ */
+ protected function getPrePostfix($pattern)
+ {
+ $regexp = '/[#,\.0]+/';
+ $result = preg_split($regexp, $pattern);
+ return array($result[0],$result[1]);
+ }
+
+
+ /**
+ * Indicates the number of decimal places.
+ * @return int number of decimal places.
+ */
+ function getDecimalDigits()
+ {
+ return $this->pattern['decimalPoints'];
+ }
+
+ /**
+ * Set the number of decimal places.
+ * @param int number of decimal places.
+ */
+ function setDecimalDigits($value)
+ {
+ return $this->pattern['decimalPoints'] = $value;
+ }
+
+ /**
+ * Gets the string to use as the decimal separator.
+ * @return string decimal separator.
+ */
+ function getDecimalSeparator()
+ {
+ return $this->data['NumberElements'][0];
+ }
+
+ /**
+ * Set the string to use as the decimal separator.
+ * @param string the decimal point
+ */
+ function setDecimalSeparator($value)
+ {
+ return $this->data['NumberElements'][0] = $value;
+ }
+
+ /**
+ * Gets the string that separates groups of digits to the left
+ * of the decimal in currency values.
+ * @param parameter
+ * @return string currency group separator.
+ */
+ function getGroupSeparator()
+ {
+ return $this->data['NumberElements'][1];
+ }
+
+ /**
+ * Set the string to use as the group separator.
+ * @param string the group separator.
+ */
+ function setGroupSeparator($value)
+ {
+ return $this->data['NumberElements'][1] = $value;
+ }
+
+ /**
+ * Gets the number of digits in each group to the left of the decimal
+ * There can be two grouping sizes, this fucntion
+ * returns <b>array(group1, group2)</b>, if there is only 1 grouping size,
+ * group2 will be false.
+ * @return array grouping size(s).
+ */
+ function getGroupSizes()
+ {
+ $group1 = $this->pattern['groupSize1'];
+ $group2 = $this->pattern['groupSize2'];
+
+ return array($group1, $group2);
+ }
+
+ /**
+ * Set the number of digits in each group to the left of the decimal.
+ * There can be two grouping sizes, the value should
+ * be an <b>array(group1, group2)</b>, if there is only 1 grouping size,
+ * group2 should be false.
+ * @param array grouping size(s).
+ */
+ function setGroupSizes($groupSize)
+ {
+ $this->pattern['groupSize1'] = $groupSize[0];
+ $this->pattern['groupSize2'] = $groupSize[1];
+ }
+
+ /**
+ * Gets the format pattern for negative values.
+ * The negative pattern is composed of a prefix, and postfix.
+ * This function returns <b>array(prefix, postfix)</b>.
+ * @return arary negative pattern.
+ */
+ function getNegativePattern()
+ {
+ $prefix = $this->pattern['negPref'];
+ $postfix = $this->pattern['negPost'];
+ return array($prefix, $postfix);
+ }
+
+ /**
+ * Set the format pattern for negative values.
+ * The negative pattern is composed of a prefix, and postfix in the form
+ * <b>array(prefix, postfix)</b>.
+ * @param arary negative pattern.
+ */
+ function setNegativePattern($pattern)
+ {
+ $this->pattern['negPref'] = $pattern[0];
+ $this->pattern['negPost'] = $pattern[1];
+ }
+
+ /**
+ * Gets the format pattern for positive values.
+ * The positive pattern is composed of a prefix, and postfix.
+ * This function returns <b>array(prefix, postfix)</b>.
+ * @return arary positive pattern.
+ */
+ function getPositivePattern()
+ {
+ $prefix = $this->pattern['posPref'];
+ $postfix = $this->pattern['posPost'];
+ return array($prefix, $postfix);
+ }
+
+ /**
+ * Set the format pattern for positive values.
+ * The positive pattern is composed of a prefix, and postfix in the form
+ * <b>array(prefix, postfix)</b>.
+ * @param arary positive pattern.
+ */
+ function setPositivePattern($pattern)
+ {
+ $this->pattern['posPref'] = $pattern[0];
+ $this->pattern['posPost'] = $pattern[1];
+ }
+
+ /**
+ * Gets the string to use as the currency symbol.
+ * @return string currency symbol.
+ */
+ function getCurrencySymbol($currency='USD')
+ {
+ if(isset($this->pattern['symbol']))
+ return $this->pattern['symbol'];
+ else
+ return $this->data['Currencies'][$currency][0];
+ }
+
+
+ /**
+ * Set the string to use as the currency symbol.
+ * @param string currency symbol.
+ */
+ function setCurrencySymbol($symbol)
+ {
+ $this->pattern['symbol'] = $symbol;
+ }
+
+ /**
+ * Gets the string that represents negative infinity.
+ * @return string negative infinity.
+ */
+ function getNegativeInfinitySymbol()
+ {
+ return $this->pattern['negInfty'];
+ }
+
+ /**
+ * Set the string that represents negative infinity.
+ * @param string negative infinity.
+ */
+ function setNegativeInfinitySymbol($value)
+ {
+ $this->pattern['negInfty'] = $value;
+ }
+
+ /**
+ * Gets the string that represents positive infinity.
+ * @return string positive infinity.
+ */
+ function getPositiveInfinitySymbol()
+ {
+ return $this->pattern['posInfty'];
+ }
+
+ /**
+ * Set the string that represents positive infinity.
+ * @param string positive infinity.
+ */
+ function setPositiveInfinitySymbol($value)
+ {
+ $this->pattern['posInfty'] = $value;
+ }
+
+ /**
+ * Gets the string that denotes that the associated number is negative.
+ * @return string negative sign.
+ */
+ function getNegativeSign()
+ {
+ return $this->data['NumberElements'][6];
+ }
+
+ /**
+ * Set the string that denotes that the associated number is negative.
+ * @param string negative sign.
+ */
+ function setNegativeSign($value)
+ {
+ $this->data['NumberElements'][6] = $value;
+ }
+
+ /**
+ * Gets the string that denotes that the associated number is positive.
+ * @return string positive sign.
+ */
+ function getPositiveSign()
+ {
+ return $this->data['NumberElements'][11];
+ }
+
+ /**
+ * Set the string that denotes that the associated number is positive.
+ * @param string positive sign.
+ */
+ function setPositiveSign($value)
+ {
+ $this->data['NumberElements'][11] = $value;
+ }
+
+ /**
+ * Gets the string that represents the IEEE NaN (not a number) value.
+ * @return string NaN symbol.
+ */
+ function getNaNSymbol()
+ {
+ return $this->data['NumberElements'][10];
+ }
+
+ /**
+ * Set the string that represents the IEEE NaN (not a number) value.
+ * @param string NaN symbol.
+ */
+ function setNaNSymbol($value)
+ {
+ $this->data['NumberElements'][10] = $value;
+ }
+
+ /**
+ * Gets the string to use as the percent symbol.
+ * @return string percent symbol.
+ */
+ function getPercentSymbol()
+ {
+ return $this->data['NumberElements'][3];
+ }
+
+ /**
+ * Set the string to use as the percent symbol.
+ * @param string percent symbol.
+ */
+ function setPercentSymbol($value)
+ {
+ $this->data['NumberElements'][3] = $value;
+ }
+
+ /**
+ * Gets the string to use as the per mille symbol.
+ * @return string percent symbol.
+ */
+ function getPerMilleSymbol()
+ {
+ return $this->data['NumberElements'][8];
+ }
+
+ /**
+ * Set the string to use as the per mille symbol.
+ * @param string percent symbol.
+ */
+ function setPerMilleSymbol($value)
+ {
+ $this->data['NumberElements'][8] = $value;
+ }
+}
+
+?>
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