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converter.php
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converter.php
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<?php
//==============================================================================
// basic includes & initilizations
require_once('include/config.php');
require_once('include/db.php');
require_once('include/functions.php');
$db = new Database($config);
//==============================================================================
// _print_r($_GET);
//------------------------------------------------------------------------------
// 2 symbols & the amount for conversion
// !!!!!!!! validations not done yet !!!!!!!!!!!!!!
// base currency
$symbol1 = strtolower($_GET['base']);
$symbol1_upper = strtoupper($symbol1);
// target currency
$symbol2 = strtolower($_GET['target']);
$symbol2_upper = strtoupper($symbol2);
// amount
$amount = $_GET['amount'];
$view_data['amount'] = $amount;
//------------------------------------------------------------------------------
//------------------------------------------------------------------------------
// currency lists for dropdown
$view_data['currencies'] = get_currency_lists($config['symbols']);
$view_data['currency_details'] = $config['currencies'];
$view_data['currency_base'] = $config['currencies'][$symbol1_upper];
$view_data['currency_base']['abrUp'] = $symbol1_upper;
$view_data['currency_base']['abrLo'] = $symbol1;
$view_data['currency_target'] = $config['currencies'][$symbol2_upper];
$view_data['currency_target']['abrUp'] = $symbol2_upper;
$view_data['currency_target']['abrLo'] = $symbol2;
//------------------------------------------------------------------------------
//------------------------------------------------------------------------------
// exchange rates for today
$view_data['exchange_rates'] = get_exchange_rates( $db,
$config['db']['minute_table'],
$symbol1_upper,
$view_data['currencies']
);
// _print_r($view_data['exchange_rates']);
// die;
//------------------------------------------------------------------------------
//------------------------------------------------------------------------------
// current data for top right corner
// get current conversion
$view_data['current_conversion'] = $db->get($config['db']['minute_table'],'latest_minute',$symbol1.$symbol2);
// [base] => gbp
// [target] => eur
// [amount] => 100
$where = ' AND Base="'.$symbol1_upper.'" AND Target="'.$symbol2_upper.'" AND Amount="'.$amount.'" ';
$tmp = $db->get($config['db']['conversions'],false,false,false,false,$where);
//--------------------
// update ( or add ) the number of times the same
// conversion has been done
$data = [ 'Base' => $symbol1_upper,
'Target' => $symbol2_upper,
'Amount' => $amount,
'Datetime'=> date("Y-m-d h:i:s")
];
if(count($tmp)){
// update
$db->update_conversion($config['db']['conversions'],$data);
}else{
// insert
$db->insert_conversion($config['db']['conversions'],$data);
}
unset($tmp);
unset($data);
// die;
//--------------------
//------------------------------------------------------------------------------
//------------------------------------------------------------------------------
// latest conversions
// get latest conversions
$latest = $db->get( $config['db']['conversions'],
false,
false,
false,
false,
' AND Base = "'.$symbol1_upper.'" ORDER BY Datetime DESC LIMIT 40 '
);
$row = [];
for($i=0;$i<count($latest);$i++) {
if(($i%4)==0){
if($i>0){
$view_data['latest_conversions'][] = $row;
}
$row = [];
}
$latest[$i]['Link'] = 'convert-'.
strtolower($latest[$i]['Base']).
'-'.
strtolower($latest[$i]['Target']).
'/'.
$latest[$i]['Amount'];
$row[] = $latest[$i];
}
$view_data['latest_conversions'][] = $row;
//------------------------------------------------------------------------------
//------------------------------------------------------------------------------
// populat conversions
$popular = $db->get( $config['db']['conversions'],
false,
false,
false,
false,
' AND Base = "'.$symbol1_upper.'" ORDER BY Count DESC LIMIT 12 '
);
$row = [];
for($i=0;$i<count($popular);$i++) {
if(($i%2)==0){
if($i>0){
$view_data['popular_conversions'][] = $row;
}
$row = [];
}
$popular[$i]['Link'] = 'convert-'.
strtolower($popular[$i]['Base']).
'-'.
strtolower($popular[$i]['Target']).
'/'.
$popular[$i]['Amount'];
$row[] = $popular[$i];
}
$view_data['popular_conversions'][] = $row;
//------------------------------------------------------------------------------
// _print_r($_GET,false);
// _print_r($view_data,false);
// die;
//==============================================================================
// Finally, include the template for display
include($config['template']['path'].'converter.tpl.php');
//==============================================================================