protected function act_thumb()
{
$this->getDir($this->get['dir'], true);
if (!isset($this->get['file']) || !isset($this->get['dir'])) {
$this->sendDefaultThumb();
}
$file = $this->get['file'];
if (basename($file) != $file) {
$this->sendDefaultThumb();
}
$file = "{$this->thumbsDir}/{$this->type}/{$this->get['dir']}/{$file}";
if (!is_file($file) || !is_readable($file)) {
$file = "{$this->config['uploadDir']}/{$this->type}/{$this->get['dir']}/" . basename($file);
if (!is_file($file) || !is_readable($file)) {
$this->sendDefaultThumb($file);
}
$image = new gd($file);
if ($image->init_error) {
$this->sendDefaultThumb($file);
}
$browsable = array(IMAGETYPE_GIF, IMAGETYPE_JPEG, IMAGETYPE_PNG);
if (in_array($image->type, $browsable) && $image->get_width() <= $this->config['thumbWidth'] && $image->get_height() <= $this->config['thumbHeight']) {
$type = $image->type == IMAGETYPE_GIF ? "gif" : ($image->type == IMAGETYPE_PNG ? "png" : "jpeg");
$type = "image/{$type}";
httpCache::file($file, $type);
} else {
$this->sendDefaultThumb($file);
}
}
httpCache::file($file, "image/jpeg");
}
/** Neka si predstavim vyobrazhaem pravoygylnik s razmeri $width i $height.
* Izobrazhenieto shte se preorazmeri taka che to shte izliza ot tozi pravoygylnik,
* no samo po edno (x ili y) izmerenie
* @param integer $width
* @param integer $height
* @return bool */
public function resize_overflow($width, $height)
{
$big = $this->width / $this->height > $width / $height ? $this->width * $height / $this->height : $this->height * $width / $this->width;
$big = intval($big);
$return = $img = new gd($this->image, $big);
if ($return) {
$this->image = $img->get_image();
$this->width = $img->get_width();
$this->height = $img->get_height();
}
return $return;
}
protected function act_upload()
{
$baseDir = dirname($this->config['uploadDir']);
if (!isset($this->post['dir']) || false === ($dir = "{$baseDir}/{$this->post['dir']}") || !is_dir($dir) || !is_readable($dir) || !is_writable($dir)) {
die($this->label("Cannot access or write to upload folder."));
}
$message = $this->checkUploadedFile();
if ($message !== true) {
if (isset($this->file['tmp_name'])) {
@unlink($this->file['tmp_name']);
}
die($message);
}
$sufix = "";
$i = 1;
$ext = $this->getExtension($this->file['name'], false);
$base = strlen($ext) ? substr($this->file['name'], 0, -strlen($ext) - 1) : $this->file['name'];
do {
$target = "{$dir}/{$base}{$sufix}" . (strlen($ext) ? ".{$ext}" : "");
$sufix = "(" . $i++ . ")";
} while (file_exists($target));
if (!move_uploaded_file($this->file['tmp_name'], $target)) {
@unlink($this->file['tmp_name']);
die($this->label("Cannot move uploaded file to target folder."));
} elseif (function_exists('chmod')) {
chmod($target, $this->config['filePerms']);
}
echo "/" . basename($target);
// THUMBNAIL GENERATION
$gd = new gd($target);
if ($gd->init_error) {
return;
}
// Images with smaller resolutions than thumbnails
if ($gd->get_width() <= $this->config['thumbWidth'] && $gd->get_height() <= $this->config['thumbHeight']) {
$browsable = array(IMAGETYPE_GIF, IMAGETYPE_JPEG, IMAGETYPE_JPEG2000, IMAGETYPE_PNG);
// Browsable types does not need a thumbnail
if (in_array($gd->type, $browsable)) {
return;
}
// Resize image
} elseif (!$gd->resize_fit($this->config['thumbWidth'], $this->config['thumbHeight'])) {
return;
}
// Check thumbnail directory
$thumb = "{$baseDir}/{$this->config['thumbsDir']}/{$this->post['dir']}";
if (!is_dir($thumb) && !helper::rmkdir($thumb, $this->config['dirPerms'])) {
return;
}
$thumb .= "/" . basename($target);
// Save thumbnail
$gd->imagejpeg($thumb, $this->config['jpegQuality']);
}
protected function makeThumb($file, $overwrite = true)
{
$gd = new gd($file);
// Drop files which are not GD handled images
if ($gd->init_error) {
return true;
}
$thumb = substr($file, strlen($this->config['uploadDir']));
$thumb = $this->config['uploadDir'] . "/" . $this->config['thumbsDir'] . "/" . $thumb;
$thumb = path::normalize($thumb);
$thumbDir = dirname($thumb);
if (!is_dir($thumbDir) && !@mkdir($thumbDir, $this->config['dirPerms'], true)) {
return false;
}
if (!$overwrite && is_file($thumb)) {
return true;
}
// Images with smaller resolutions than thumbnails
if ($gd->get_width() <= $this->config['thumbWidth'] && $gd->get_height() <= $this->config['thumbHeight']) {
$browsable = array(IMAGETYPE_GIF, IMAGETYPE_JPEG, IMAGETYPE_PNG);
// Drop only browsable types
if (in_array($gd->type, $browsable)) {
return true;
}
// Resize image
} elseif (!$gd->resize_fit($this->config['thumbWidth'], $this->config['thumbHeight'])) {
return false;
}
// Save thumbnail
return $gd->imagejpeg($thumb, $this->config['jpegQuality']);
}
protected function checkUploadedFile()
{
$config =& $this->config;
$file =& $this->file;
if (!is_array($file) || !isset($file['name'])) {
return $this->label("Unknown error");
}
$extension = preg_match('/^.*\\.([^\\.]*)$/s', $file['name'], $patt) ? strtolower($patt[1]) : "";
$extensions = strtolower(helper::clear_whitespaces($this->types[$this->type]));
// CHECK FOR UPLOAD ERRORS
if ($file['error']) {
return $file['error'] == UPLOAD_ERR_INI_SIZE ? $this->label("The uploaded file exceeds {size} bytes.", array('size' => ini_get('upload_max_filesize'))) : ($file['error'] == UPLOAD_ERR_FORM_SIZE ? $this->label("The uploaded file exceeds {size} bytes.", array('size' => $_GET['MAX_FILE_SIZE'])) : ($file['error'] == UPLOAD_ERR_PARTIAL ? $this->label("The uploaded file was only partially uploaded.") : ($file['error'] == UPLOAD_ERR_NO_FILE ? $this->label("No file was uploaded.") : ($file['error'] == UPLOAD_ERR_NO_TMP_DIR ? $this->label("Missing a temporary folder.") : ($file['error'] == UPLOAD_ERR_CANT_WRITE ? $this->label("Failed to write file.") : $this->label("Unknown error."))))));
} elseif (substr($file['name'], 0, 1) == ".") {
return $this->label("File name shouldn't begins with '.'");
} elseif (!$this->validateExtension($extension, $this->type)) {
return $this->label("Denied file extension.");
} elseif (preg_match('/^\\*([^ ]+)(.*)?$/s', $extensions, $patt)) {
list($extensions, $type, $params) = $patt;
if (class_exists("type_{$type}")) {
$class = "type_{$type}";
$type = new $class();
$cfg = $config;
if (strlen($params)) {
$cfg['params'] = trim($params);
}
$response = $type->checkFile($file['tmp_name'], $cfg);
if ($response !== true) {
return $this->label($response);
}
} else {
return $this->label("Unexisting directory type.");
}
}
// IMAGE RESIZE
$gd = new gd($file['tmp_name']);
if (!$gd->init_error && ($config['maxImageWidth'] || $config['maxImageHeight']) && ($gd->get_width() > $config['maxImageWidth'] || $gd->get_height() > $config['maxImageHeight']) && (!$gd->resize_fit($config['maxImageWidth'], $config['maxImageHeight']) || !$gd->imagejpeg($file['tmp_name'], $config['jpegQuality']))) {
return $this->label("The image is too big and/or cannot be resized.");
}
return true;
}
