function qa_create_blob($content, $format, $sourcefilename = null, $userid = null, $cookieid = null, $ip = null)
{
if (qa_to_override(__FUNCTION__)) {
$args = func_get_args();
return qa_call_override(__FUNCTION__, $args);
}
require_once QA_INCLUDE_DIR . 'db/blobs.php';
$blobid = qa_db_blob_create(defined('QA_BLOBS_DIRECTORY') ? null : $content, $format, $sourcefilename, $userid, $cookieid, $ip);
if (isset($blobid) && defined('QA_BLOBS_DIRECTORY')) {
if (!qa_write_blob_file($blobid, $content, $format)) {
qa_db_blob_set_content($blobid, $content);
}
}
// still write content to the database if writing to disk failed
return $blobid;
}
function qa_set_user_avatar($userid, $imagedata, $oldblobid = null)
{
if (qa_to_override(__FUNCTION__)) {
$args = func_get_args();
return qa_call_override(__FUNCTION__, $args);
}
require_once QA_INCLUDE_DIR . 'qa-util-image.php';
$imagedata = qa_image_constrain_data($imagedata, $width, $height, qa_opt('avatar_store_size'));
if (isset($imagedata)) {
require_once QA_INCLUDE_DIR . 'qa-db-blobs.php';
$newblobid = qa_db_blob_create($imagedata, 'jpeg', null, $userid, null, qa_remote_ip_address());
if (isset($newblobid)) {
qa_db_user_set($userid, 'avatarblobid', $newblobid);
qa_db_user_set($userid, 'avatarwidth', $width);
qa_db_user_set($userid, 'avatarheight', $height);
qa_db_user_set_flag($userid, QA_USER_FLAGS_SHOW_AVATAR, true);
qa_db_user_set_flag($userid, QA_USER_FLAGS_SHOW_GRAVATAR, false);
if (isset($oldblobid)) {
qa_db_blob_delete($oldblobid);
}
return true;
}
}
return false;
}
}
qa_set_option($optionname, $optionvalue);
}
$formokhtml = qa_lang_html('admin/options_saved');
// Uploading default avatar
if (is_array(@$_FILES['avatar_default_file']) && $_FILES['avatar_default_file']['size']) {
require_once QA_INCLUDE_DIR . 'qa-util-image.php';
$oldblobid = qa_opt('avatar_default_blobid');
$toobig = qa_image_file_too_big($_FILES['avatar_default_file']['tmp_name'], qa_opt('avatar_store_size'));
if ($toobig) {
$errors['avatar_default_show'] = qa_lang_sub('main/image_too_big_x_pc', (int) ($toobig * 100));
} else {
$imagedata = qa_image_constrain_data(file_get_contents($_FILES['avatar_default_file']['tmp_name']), $width, $height, qa_opt('avatar_store_size'));
if (isset($imagedata)) {
require_once QA_INCLUDE_DIR . 'qa-db-blobs.php';
$newblobid = qa_db_blob_create($imagedata, 'jpeg');
if (isset($newblobid)) {
qa_set_option('avatar_default_blobid', $newblobid);
qa_set_option('avatar_default_width', $width);
qa_set_option('avatar_default_height', $height);
qa_set_option('avatar_default_show', 1);
}
if (strlen($oldblobid)) {
qa_db_blob_delete($oldblobid);
}
} else {
$errors['avatar_default_show'] = qa_lang_sub('main/image_not_read', implode(', ', qa_gd_image_formats()));
}
}
}
}
function process_request($request)
{
$message = '';
$url = '';
if (is_array($_FILES) && count($_FILES)) {
// Check that we're allowed to upload images (if not, no other uploads are allowed either)
if (!qa_opt('wysiwyg_editor_upload_images')) {
$message = qa_lang('users/no_permission');
}
// Check that we haven't reached the upload limit and are not blocked
if (empty($message)) {
require_once QA_INCLUDE_DIR . 'qa-app-users.php';
require_once QA_INCLUDE_DIR . 'qa-app-limits.php';
switch (qa_user_permit_error(null, QA_LIMIT_UPLOADS)) {
case 'limit':
$message = qa_lang('main/upload_limit');
break;
case false:
qa_limits_increment(qa_get_logged_in_userid(), QA_LIMIT_UPLOADS);
break;
default:
$message = qa_lang('users/no_permission');
break;
}
}
// Find out some information about the uploaded file and check it's not too large
if (empty($message)) {
require_once QA_INCLUDE_DIR . 'qa-app-blobs.php';
$file = reset($_FILES);
$pathinfo = pathinfo($file['name']);
$extension = strtolower(@$pathinfo['extension']);
$filesize = $file['size'];
$maxsize = min(qa_opt('wysiwyg_editor_upload_max_size'), qa_get_max_upload_size());
if ($filesize <= 0 || $filesize > $maxsize) {
// if file was too big for PHP, $filesize will be zero
$message = qa_lang_sub('main/max_upload_size_x', number_format($maxsize / 1048576, 1) . 'MB');
}
}
// If it's only allowed to be an image, check it's an image
if (empty($message)) {
if (qa_get('qa_only_image') || !qa_opt('wysiwyg_editor_upload_all')) {
// check if we need to confirm it's an image
switch ($extension) {
case 'png':
// these are allowed image extensions
// these are allowed image extensions
case 'gif':
case 'jpeg':
case 'jpg':
if (function_exists('getimagesize')) {
// getimagesize() does not require GD library
if (!is_array(@getimagesize($file['tmp_name']))) {
$message = qa_lang_sub('main/image_not_read', 'GIF, JPG, PNG');
}
}
break;
default:
$message = qa_lang_sub('main/image_not_read', 'GIF, JPG, PNG');
break;
}
}
}
// If there have been no errors, looks like we're all set...
if (empty($message)) {
require_once QA_INCLUDE_DIR . 'qa-db-blobs.php';
$userid = qa_get_logged_in_userid();
$cookieid = isset($userid) ? qa_cookie_get() : qa_cookie_get_create();
$blobid = qa_db_blob_create(file_get_contents($file['tmp_name']), $extension, @$file['name'], $userid, $cookieid, qa_remote_ip_address());
if (isset($blobid)) {
$url = qa_get_blob_url($blobid, true);
} else {
$message = 'Failed to create object in database - please try again';
}
}
}
echo "<script type='text/javascript'>window.parent.CKEDITOR.tools.callFunction(" . qa_js(qa_get('CKEditorFuncNum')) . ", " . qa_js($url) . ", " . qa_js($message) . ");</script>";
return null;
}