/**
* Saves avatar to DB and outputs that as PNG
* @param int $id
*/
public function generate($id)
{
$uid = (int) $id;
$user = User::get($uid);
$initial = strtoupper($user->username[0]);
$bI = rand(0, 41);
$color = $this->BACKGROUND_COLORS[$bI];
$rgb = $this->hex2rgb($color);
// Create a 300x100 image
$im = imagecreatetruecolor(128, 128);
$red = imagecolorallocate($im, $rgb[0], $rgb[1], $rgb[2]);
$black = imagecolorallocate($im, 0xff, 0xff, 0xff);
// Make the background red
imagefilledrectangle($im, 0, 0, 128, 128, $red);
// Path to our ttf font file
$font_file = ASSET_DIR . 'img/general/SourceCodePro-Light.ttf';
// Draw the text 'PHP Manual' using font size 13
imagefttext($im, 80, 0, 32, 100, $black, $font_file, $initial);
// Output image to the browser
header('Content-Type: image/png');
$name = $initial . '_' . str_replace('#', '', $color) . '.png';
imagepng($im, AVATAR_PATH . $name);
$resizer = new \Ext\ImageResize();
$iconW = 36;
$iconH = 36;
$iconPath = AVATAR_PATH . 'icons/' . $name;
$success = $resizer->smart_resize_image(AVATAR_PATH . $name, NULL, $iconW, $iconH, true, $iconPath, FALSE, FALSE, 75);
if (!$success) {
@copy(AVATAR_PATH . $name, $iconPath);
}
$user->set(array('avatar' => $name));
imagepng($im);
imagedestroy($im);
}
/**
* Save an uploaded file to a new location. If no filename is provided,
* the original filename will be used, with a unique prefix added.
*
* This method should be used after validating the $_FILES array:
*
* if ($array->check())
* {
* // Upload is valid, save it
* Upload::save($array['file']);
* }
*
* @param array $file uploaded file data
* @param string $filename new filename
* @param string $directory new directory
* @param integer $chmod chmod mask
* @return string on success, full path to new file
* @return FALSE on failure
*/
public static function save(array $file, $filename = NULL, $directory = NULL, $chmod = 0644)
{
if (!isset($file['tmp_name']) or !is_uploaded_file($file['tmp_name'])) {
// Ignore corrupted uploads
return FALSE;
}
if ($filename === NULL) {
// Use the default filename, with a timestamp pre-pended
$filename = uniqid() . $file['name'];
}
if (Upload::$remove_spaces === TRUE) {
// Remove spaces from the filename
$filename = preg_replace('/\\s+/u', '_', $filename);
}
if ($directory === NULL) {
// Use the pre-configured upload directory
$directory = Upload::$default_directory;
}
if (!is_dir($directory) or !is_writable(realpath($directory))) {
Log::error("Upload directory not writable");
}
$resizer = new \Ext\ImageResize();
// Make the filename into a complete path
$file_info["name"] = $filename;
$filename = realpath($directory) . DIRECTORY_SEPARATOR . $filename;
$file_info["path"] = $filename;
if (self::image($file) && self::$resizeImage) {
$success = $resizer->smart_resize_image($file['tmp_name'], NULL, self::$width, self::$height, true, $filename, FALSE, FALSE, 75);
if (self::$resizeIconPath != '') {
$w = $h = self::$resizeIconSize;
$iconPath = self::$resizeIconPath . $file_info["name"];
$success = $resizer->smart_resize_image($file['tmp_name'], NULL, $w, $h, true, $iconPath, FALSE, FALSE, 75);
}
} else {
$success = move_uploaded_file($file['tmp_name'], $filename);
if (self::$resizeIconPath != '') {
@copy($filename, self::$resizeIconPath . $file_info["name"]);
}
}
if ($success) {
if ($chmod !== FALSE) {
// Set permissions on filename
chmod($filename, $chmod);
}
// Return new file path
return $file_info;
}
return FALSE;
}
