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Added method to generate a Gravatar img

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Josh Sherman 2013-09-09 14:22:59 -04:00
parent f2835252bd
commit 050871ebe6
1 changed files with 58 additions and 1 deletions
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59
classes/API/Gravatar.php
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@ -9,7 +9,7 @@
* Redistribution of these files must retain the above copyright notice. * Redistribution of these files must retain the above copyright notice.
* *
* @author Josh Sherman <pickles@joshtronic.com> * @author Josh Sherman <pickles@joshtronic.com>
* @copyright Copyright 2007-2012, Josh Sherman * @copyright Copyright 2007-2013, Josh Sherman
* @license http://www.opensource.org/licenses/mit-license.html * @license http://www.opensource.org/licenses/mit-license.html
* @package PICKLES * @package PICKLES
* @link https://github.com/joshtronic/pickles * @link https://github.com/joshtronic/pickles
@ -37,6 +37,63 @@ class API_Gravatar extends API_Common
// Trims whitespace, lowers the case then applies MD5 // Trims whitespace, lowers the case then applies MD5
return md5(strtolower(trim($string))); return md5(strtolower(trim($string)));
} }
/**
* img
*
* Generates an img tag requesting a Gravatar based on the parameters.
*
* @static
* @param string $email address to use for the hash
* @param integer $size optional size of the image requested
* @param string $default optional default style or image to generate
* @param string $rating optional filter by a certain rating
* @param boolean $force optional force the default avatar
* @param boolean $secure optional whether to use the SSL URL
* @param array $attributes optional any additional parameters to include
* @return string an img tag requesting a Gravatar
*/
public static function img($email, $size = 80, $default = 'gravatar', $rating = 'g', $force = false, $secure = false, $attributes = false)
{
$email = 'joshsherman@gmail.com';
if (!filter_var($email, FILTER_VALIDATE_EMAIL))
{
throw new Exception('Invalid email address.');
}
elseif ($size < 1 || $size > 2048)
{
throw new Exception('Invalid size parameter, expecting an integer between 1 and 2048.');
}
elseif (!in_array($default, array('gravatar', '404', 'mm', 'identicon', 'monsterid', 'wavatar', 'retro', 'blank')) && !filter_var($default, FILTER_VALIDATE_URL))
{
throw new Exception('Invalid default parameter, expecting gravatar, 404, mm, identicon, monsterid, wavatar, retro, blank or a valid URL.');
}
elseif (!in_array($rating, array('g', 'pg', 'r', 'x')))
{
throw new Exception('Invalid rating perameter, expecting g, pg, r or x.');
}
else
{
$default = $default == 'gravatar' ? false : urlencode($default);
$html = '<img src="'
. ($secure ? 'https://secure' : 'http://www') . '.gravatar.com/avatar/' . self::hash($email)
. sprintf('?s=%s&d=%s&r=%s', $size, urlencode($default), $rating, $force)
. ($force ? '&f=y' : '') . '"';
if (is_array($attributes))
{
foreach ($attributes as $attribute => $value)
{
$html .= sprintf(' %s="%s"', $attribute, $value);
}
}
$html .= '>';
return $html;
}
}
} }
?> ?>