Currency conversion and formatting, a real dashboard, and statistics generation
Sven Slootweg
12 years ago
parent
dd4c327c76
commit
59c1620e89
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<?php
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/*
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* ReDonate is more free software. It is licensed under the WTFPL, which
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* allows you to do pretty much anything with it, without having to
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* ask permission. Commercial use is allowed, and no attribution is
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* required. We do politely request that you share your modifications
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* to benefit other developers, but you are under no enforced
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* obligation to do so :)
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*
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* Please read the accompanying LICENSE document for the full WTFPL
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* licensing text.
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*/
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if(!isset($_APP)) { die("Unauthorized."); }
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class CurrencyConversionException extends Exception { }
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class CurrencyFormattingException extends Exception { }
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class Currency
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{
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public static function Convert($target_currency, $original_currency, $amount)
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{
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$original_currency = strtoupper($original_currency);
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$target_currency = strtoupper($target_currency);
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try
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{
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$sOriginRate = ExchangeRate::CreateFromQuery("SELECT * FROM exchange_rates WHERE `Code` = :Code", array(":Code" => $original_currency), 300, true);
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}
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catch (NotFoundException $e)
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{
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throw new CurrencyConversionException("The specified origin currency is not a valid currency code.");
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}
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$sUsdRate = $amount * $sOriginRate->sFromRate;
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if($target_currency === "USD")
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{
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return $sUsdRate;
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}
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else
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{
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try
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{
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$sTargetRate = ExchangeRate::CreateFromQuery("SELECT * FROM exchange_rates WHERE `Code` = :Code", array(":Code" => $target_currency), 300, true);
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}
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catch (NotFoundException $e)
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{
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throw new CurrencyConversionException("The specified target currency is not a valid currency code.");
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}
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$sResult = $sUsdRate * $sTargetRate->sToRate;
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return $sResult;
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}
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}
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public static function Format($currency, $amount, $precision = 2)
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{
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try
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{
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$sExchangeRate = ExchangeRate::CreateFromQuery("SELECT * FROM exchange_rates WHERE `Code` = :Code", array(":Code" => $currency), 30, true);
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}
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catch (NotFoundException $e)
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{
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throw new CurrencyFormattingException("The specified currency is not a valid currency code.");
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}
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if($sExchangeRate->sSymbol == "")
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{
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return "{$sExchangeRate->sCurrencyCode} " . number_format($amount, $precision);
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}
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else
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{
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return "{$sExchangeRate->sSymbol}" . number_format($amount, $precision);
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}
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}
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public static function UpdateRates()
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{
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global $cphp_config;
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$json = json_decode(file_get_contents("http://openexchangerates.org/api/latest.json?app_id={$cphp_config->openexchangerates->app_id}"), true);
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$rates = $json["rates"];
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foreach($rates as $currency => $rate)
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{
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ExchangeRate::Update($currency, $rate);
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}
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}
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}
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@ -0,0 +1,56 @@
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<?php
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/*
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* projectname is more free software. It is licensed under the WTFPL, which
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* allows you to do pretty much anything with it, without having to
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* ask permission. Commercial use is allowed, and no attribution is
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* required. We do politely request that you share your modifications
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* to benefit other developers, but you are under no enforced
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* obligation to do so :)
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*
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* Please read the accompanying LICENSE document for the full WTFPL
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* licensing text.
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*/
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if(!isset($_APP)) { die("Unauthorized."); }
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class ExchangeRate extends CPHPDatabaseRecordClass
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{
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public $table_name = "exchange_rates";
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public $fill_query = "SELECT * FROM exchange_rates WHERE `Id` = :Id";
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public $verify_query = "SELECT * FROM exchange_rates WHERE `Id` = :Id";
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public $prototype = array(
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'string' => array(
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'Name' => "Name",
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'CurrencyCode' => "Code",
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'Symbol' => "Symbol"
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),
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'numeric' => array(
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'FromRate' => "From",
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'ToRate' => "To"
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),
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'timestamp' => array(
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'UpdateDate' => "Updated"
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)
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);
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public static function Update($code, $to)
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{
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$from = 1 / $to;
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try
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{
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$sRate = ExchangeRate::CreateFromQuery("SELECT * FROM exchange_rates WHERE `Code` = :Code", array(":Code" => $code), 0, true);
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}
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catch(NotFoundException $e)
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{
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$sRate = new ExchangeRate(0);
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$sRate->uCurrencyCode = $code;
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}
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$sRate->uToRate = $to;
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$sRate->uFromRate = $from;
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$sRate->uUpdateDate = time();
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$sRate->InsertIntoDatabase();
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}
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}
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@ -0,0 +1,53 @@
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<?php
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/*
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* ReDonate is more free software. It is licensed under the WTFPL, which
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* allows you to do pretty much anything with it, without having to
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* ask permission. Commercial use is allowed, and no attribution is
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* required. We do politely request that you share your modifications
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* to benefit other developers, but you are under no enforced
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* obligation to do so :)
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*
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* Please read the accompanying LICENSE document for the full WTFPL
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* licensing text.
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*/
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if(!isset($_APP)) { die("Unauthorized."); }
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class PaymentMethod extends CPHPDatabaseRecordClass
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{
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public $table_name = "payment_methods";
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public $fill_query = "SELECT * FROM payment_methods WHERE `Id` = :Id";
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public $verify_query = "SELECT * FROM payment_methods WHERE `Id` = :Id";
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public $prototype = array(
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'string' => array(
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'Address' => "Address"
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),
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'numeric' => array(
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'Type' => "Type",
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'CampaignId' => "CampaignId"
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),
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'campaign' => array(
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'Campaign' => "Campaign"
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)
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);
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const PAYPAL = 1;
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const BITCOIN = 2;
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const IBAN = 3;
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public function GetLogo()
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{
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switch($this->sType)
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{
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case PaymentMethod::PAYPAL:
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return array("image" => "/static/images/paypal.png", "text" => "PayPal");
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case PaymentMethod::BITCOIN:
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return array("image" => "/static/images/bitcoin.png", "text" => "Bitcoin");
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case PaymentMethod::IBAN:
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return array("text" => "IBAN");
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default:
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return array("text" => "Unknown");
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}
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}
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}
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