Monday 7 July 2014

php round off value to multiples of 10

PHP Round Off values to multiples of 10


public function trimprice($currency, $x=5, $sf=2) {
$scale = pow(10,$sf);
$temp = round($currency * $scale, $sf); // get rid of small rounding errors
return number_format(round(ceil($temp / $x), $sf) * $x / $scale, $sf);
}

Thursday 12 June 2014

how to import gmail contacts using php

PHP Import Contacts From Gmail:

You can import all gmails contacts through php and its working in localhost also.

config.php

<?php
$clientid = 'client id';
$clientsecret = 'client secret key';
$redirecturi = 'http://localhost/gmail/result.php'; 
$maxresults = 50; // Number of mailid you want to display.
?>


Index.php

<?php require_once('config.php'); ?>

<a href="https://accounts.google.com/o/oauth2/auth?client_id=<?php print $clientid;?>&redirect_uri=<?php print $redirecturi; ?>&scope=https://www.google.com/m8/feeds/&response_type=code">Invite Friends From Gmail</a>


result.php

<?php
ini_set('display_errors', '1');
echo '<pre>';
require_once('config.php');
$authcode = $_GET["code"];
$post = array(
'code'=> urlencode($authcode),
'client_id'=> urlencode($clientid),
'client_secret'=> urlencode($clientsecret),
'redirect_uri'=> urlencode($redirecturi),
'grant_type'=> urlencode('authorization_code')
);

$query_string = '';
foreach($post as $key=>$value){ 
$query_string .= $key.'='.$value.'&'; 
}
$query_string = rtrim($query_string,'&');

$ch = curl_init();//open connection
curl_setopt($ch,CURLOPT_URL,'https://accounts.google.com/o/oauth2/token');
curl_setopt($ch,CURLOPT_POST,5);
curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
curl_setopt($ch,CURLOPT_POSTFIELDS,$query_string);
$result = curl_exec($ch);
curl_close($ch);
$result = json_decode($result);

$accesstoken = $result->access_token;
if(!empty($accesstoken)) {
$_SESSION['token']= $accesstoken;
$contacts = file_get_contents('https://www.google.com/m8/feeds/contacts/default/full?max-results='.$maxresults.'&oauth_token='. $_SESSION['token']);
$xml= new SimpleXMLElement($contacts);
$xml->registerXPathNamespace('gd', 'http://schemas.google.com/g/2005');
$result = $xml->xpath('//gd:email');
$count = 0;
foreach ($result as $title) {
$count++;
echo $count.". ".$title->attributes()->address . "<br><br>";
}
}


?>