* Jirafeau, your web file repository
* Copyright (C) 2008 Julien "axolotl" BERNARD <axolotl@magieeternelle.org>
* Copyright (C) 2015 Jerome Jutteau <jerome@jutteau.fr>
- * Copyright (C) 2015 Nicola Spanti (RyDroid) <dev@nicola-spanti.info>
+ * Copyright (C) 2024 Jirafeau project <https://gitlab.com/jirafeau> (see AUTHORS.md)
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as
return 42;
}
- $code="";
+ $code = '';
for ($i = 0; $i < $l; $i++) {
$code .= dechex(rand(0, 15));
}
return $code;
}
+function jirafeau_gen_download_pass($length, $allowed_chars)
+{
+ if ($length <= 0) {
+ return false;
+ }
+ $pass = '';
+ for ($i = 0; $i < $length; $i++) {
+ $pass .= $allowed_chars[rand(0, strlen($allowed_chars) - 1)];
+ }
+
+ return $pass;
+}
+
function is_ssl()
{
if (isset($_SERVER['HTTPS'])) {
// Convert UTC timestamp to a datetime field
function jirafeau_get_datetimefield($timestamp)
{
- $content = '<span class="datetime" data-datetime="' . strftime('%Y-%m-%d %H:%M', $timestamp) . '">'
- . strftime('%Y-%m-%d %H:%M', $timestamp) . ' (GMT)</span>';
+ $ts = date_create('@' . $timestamp);
+ $content = '<span class="datetime" data-datetime="' . date_format($ts, 'Y-m-d H:i') . '">'
+ . date_format($ts, 'Y-m-d H:i') . ' (GMT)</span>';
+
return $content;
}
if (file_exists(VAR_LINKS . $p . $link)) {
unlink(VAR_LINKS . $p . $link);
}
+ if (file_exists(VAR_LINKS . $p . $link . '_download')) {
+ unlink(VAR_LINKS . $p . $link . '_download');
+ }
$parse = VAR_LINKS . $p;
$scan = array();
while (file_exists($parse)
$modifier = substr($value, -1);
$bytes = substr($value, 0, -1);
switch (strtoupper($modifier)) {
- case 'P':
- $bytes *= 1024;
- // no break
- case 'T':
- $bytes *= 1024;
- // no break
- case 'G':
- $bytes *= 1024;
- // no break
- case 'M':
- $bytes *= 1024;
- // no break
- case 'K':
- $bytes *= 1024;
+ default:
+ return intval($value);
+ break;
+ case 'P':
+ $bytes *= 1024;
+ // no break
+ case 'T':
+ $bytes *= 1024;
+ // no break
+ case 'G':
+ $bytes *= 1024;
+ // no break
+ case 'M':
+ $bytes *= 1024;
+ // no break
+ case 'K':
+ $bytes *= 1024;
}
return $bytes;
}
return jirafeau_human_size(jirafeau_get_max_upload_size_bytes());
}
+/**
+ * get the maximal upload size for a data chunk in async uploads
+ * @param max_upload_chunk_size_bytes
+ */
+function jirafeau_get_max_upload_chunk_size_bytes($max_upload_chunk_size_bytes = 0)
+{
+ if ($max_upload_chunk_size_bytes == 0) {
+ $size = jirafeau_get_max_upload_size_bytes();
+ // Jirafeau must choose an arbitrary number as PHP config does not give any limit nor $max_upload_chunk_size_bytes
+ if ($size == 0) {
+ return 10000000; // 10MB
+ }
+ return $size;
+ }
+ $size = min(
+ jirafeau_get_max_upload_size_bytes(),
+ $max_upload_chunk_size_bytes
+ );
+ if ($size == 0) {
+ return $max_upload_chunk_size_bytes;
+ }
+ return $size;
+}
+
/**
* gets a string explaining the error
* @param $code the error code
function jirafeau_upload_errstr($code)
{
switch ($code) {
- case UPLOAD_ERR_INI_SIZE:
- case UPLOAD_ERR_FORM_SIZE:
- return t('Your file exceeds the maximum authorized file size. ');
+ case UPLOAD_ERR_INI_SIZE:
+ case UPLOAD_ERR_FORM_SIZE:
+ return t('Your file exceeds the maximum authorized file size. ');
- case UPLOAD_ERR_PARTIAL:
- case UPLOAD_ERR_NO_FILE:
- return
- t('Your file was not uploaded correctly. You may succeed in retrying. ');
+ case UPLOAD_ERR_PARTIAL:
+ case UPLOAD_ERR_NO_FILE:
+ return
+ t('Your file was not uploaded correctly. You may succeed in retrying. ');
- case UPLOAD_ERR_NO_TMP_DIR:
- case UPLOAD_ERR_CANT_WRITE:
- case UPLOAD_ERR_EXTENSION:
- return t('Internal error. You may not succeed in retrying. ');
+ case UPLOAD_ERR_NO_TMP_DIR:
+ case UPLOAD_ERR_CANT_WRITE:
+ case UPLOAD_ERR_EXTENSION:
+ return t('Internal error. You may not succeed in retrying. ');
}
return t('Unknown error. ');
}
function jirafeau_md5_outside($file_path)
{
$out = false;
- $handle = fopen($file_path, "r");
+ $handle = fopen($file_path, 'r');
if ($handle === false) {
return false;
}
'link' => '',
'delete_link' => ''));
}
+ jirafeau_add_file($file, $one_time_download, $key, $time, $ip, $crypt, $link_name_length, $file_hash_method);
+}
- /* array representing no error */
- $noerr = array('has_error' => false, 'why' => '');
-
+/**
+ *
+ * @param bool $crypt_module_enabled
+ * @param string $file_path
+ * @return array [bool, string]
+ */
+function jirafeau_handle_add_file_encryption($crypt_module_enabled, $file_path)
+{
/* Crypt file if option is enabled. */
$crypted = false;
$crypt_key = '';
- if ($crypt == true && !(extension_loaded('mcrypt') == true)) {
- error_log("PHP extension mcrypt not loaded, won't encrypt in Jirafeau");
+ if ($crypt_module_enabled == true && !(extension_loaded('sodium') == true)) {
+ error_log("PHP extension sodium not loaded, won't encrypt in Jirafeau");
}
- if ($crypt == true && extension_loaded('mcrypt') == true) {
- $crypt_key = jirafeau_encrypt_file($file['tmp_name'], $file['tmp_name']);
+ if ($crypt_module_enabled == true && extension_loaded('sodium') == true) {
+ $crypt_key = jirafeau_encrypt_file($file_path, $file_path.'crypt');
if (strlen($crypt_key) > 0) {
- $crypted = true;
+ if (rename($file_path.'crypt', $file_path) === true) {
+ $crypted = true;
+ }
}
}
+ return [$crypted, $crypt_key];
+}
+
+/**
+ * adds an uploaded or copy/linked local file
+ * @param $file the file struct given by $_FILE[]
+ * @param $one_time_download is the file a one time download ?
+ * @param $key if not empty, protect the file with this key
+ * @param $time the time of validity of the file
+ * @param $ip uploader's ip
+ * @param $crypt boolean asking to crypt or not
+ * @param $link_name_length size of the link name
+ * @param $is_upload, determines if the file is uploaded or local - it controls which file-functions are used
+ * @return array an array containing some information
+ * 'error' => information on possible errors
+ * 'link' => the link name of the uploaded file
+ * 'delete_link' => the link code to delete file
+ */
+function jirafeau_add_file($file, $one_time_download, $key, $time, $ip, $crypt, $link_name_length, $file_hash_method, $is_upload = true)
+{
+ // TODO needs to be adapted
+ $move_operation = $is_upload ? 'move_uploaded_file' : 'symlink';
+
+ /* array representing no error */
+ $noerr = array('has_error' => false, 'why' => '');
+
+ $crypted = false;
+ $crypt_key = '';
+ list($crypted, $crypt_key) = jirafeau_handle_add_file_encryption($crypt, $file['tmp_name']);
+
/* file information */
$hash = jirafeau_hash_file($file_hash_method, $file['tmp_name']);
$name = str_replace(NL, '', trim($file['name']));
$p = s2p("$hash");
if (file_exists(VAR_FILES . $p . $hash)) {
$rc = unlink($file['tmp_name']);
- } elseif ((file_exists(VAR_FILES . $p) || @mkdir(VAR_FILES . $p, 0755, true))
- && move_uploaded_file($file['tmp_name'], VAR_FILES . $p . $hash)) {
+ } elseif (
+ (file_exists(VAR_FILES . $p) || @mkdir(VAR_FILES . $p, 0755, true)) &&
+ $move_operation($file['tmp_name'], VAR_FILES . $p . $hash)) {
$rc = true;
}
if (!$rc) {
'error' =>
array('has_error' => true,
'why' => t('INTERNAL_ERROR_DEL')),
- 'link' =>'',
+ 'link' => '',
'delete_link' => ''));
}
'error' =>
array('has_error' => true,
'why' => t('Internal error during file creation. ')),
- 'link' =>'',
+ 'link' => '',
'delete_link' => '');
}
return array( 'error' => $noerr,
'crypt_key' => $crypt_key);
}
+function jirafeau_admin_list_table($name, $file_hash, $link_hash, $visitor_function = null)
+{
+ echo '<fieldset><legend>';
+ if (!empty($name)) {
+ echo t('FILENAME') . ": " . jirafeau_escape($name);
+ }
+ if (!empty($file_hash)) {
+ echo t('FILE') . ": " . jirafeau_escape($file_hash);
+ }
+ if (!empty($link_hash)) {
+ echo t('LINK') . ": " . jirafeau_escape($link_hash);
+ }
+ if (empty($name) && empty($file_hash) && empty($link_hash)) {
+ echo t('LS_FILES');
+ }
+ echo '</legend>';
+ echo '<table>';
+ echo '<tr>';
+ echo '<th></th>';
+ echo '<th>' . t('ACTION') . '</th>';
+ echo '</tr>';
+ if ($visitor_function != null) {
+ $visitor_function($name, $file_hash, $link_hash);
+ }
+ echo '</table></fieldset>';
+}
+
/**
* Tells if a mime-type is viewable in a browser
* @param $mime the mime type
if (!empty($mime)) {
$viewable = array('image', 'video', 'audio');
$decomposed = explode('/', $mime);
- if (in_array($decomposed[0], $viewable) && strpos($mime, 'image/svg+xml') === false) {
+ if (in_array($decomposed[0], $viewable) && stripos($mime, 'image/svg+xml') === false) {
return true;
}
$viewable = array('text/plain');
function check_errors($cfg)
{
- if (file_exists(JIRAFEAU_ROOT . 'install.php')
- && !($cfg['installation_done'] === true)) {
- header('Location: install.php');
- exit;
+ if (!($cfg['installation_done'] === true)) {
+ if (file_exists(JIRAFEAU_ROOT . 'install.php')) {
+ header('Location: install.php');
+ exit;
+ } else {
+ add_error(t('INSTALL_FILE_NOT_FOUND_TITLE'), t('INSTALL_FILE_NOT_FOUND_DESC'));
+ }
}
- /* Checking for errors. */
if (!is_writable(VAR_FILES)) {
add_error(t('FILE_DIR_W'), VAR_FILES);
}
$out['upload_date'] = trim($c[7]);
$out['ip'] = trim($c[8]);
$out['link_code'] = trim($c[9]);
- $out['crypted'] = trim($c[10]) == 'C';
+ $out['crypted'] = trim($c[10]) == 'C2';
+ $out['crypted_legacy'] = trim($c[10]) == 'C';
return $out;
}
*/
function jirafeau_admin_list($name, $file_hash, $link_hash)
{
- echo '<fieldset><legend>';
- if (!empty($name)) {
- echo t('FILENAME') . ": " . jirafeau_escape($name);
- }
- if (!empty($file_hash)) {
- echo t('FILE') . ": " . jirafeau_escape($file_hash);
- }
- if (!empty($link_hash)) {
- echo t('LINK') . ": " . jirafeau_escape($link_hash);
- }
- if (empty($name) && empty($file_hash) && empty($link_hash)) {
- echo t('LS_FILES');
- }
- echo '</legend>';
- echo '<table>';
- echo '<tr>';
- echo '<th></th>';
- echo '<th>' . t('ACTION') . '</th>';
- echo '</tr>';
-
- /* Get all links files. */
- $stack = array(VAR_LINKS);
- while (($d = array_shift($stack)) && $d != null) {
- $dir = scandir($d);
- foreach ($dir as $node) {
- if (strcmp($node, '.') == 0 || strcmp($node, '..') == 0 ||
- preg_match('/\.tmp/i', "$node")) {
- continue;
- }
- if (is_dir($d . $node)) {
- /* Push new found directory. */
- $stack[] = $d . $node . '/';
- } elseif (is_file($d . $node)) {
- /* Read link information. */
- $l = jirafeau_get_link($node);
- if (!count($l)) {
- continue;
- }
-
- /* Filter. */
- if (!empty($name) && !@preg_match("/$name/i", jirafeau_escape($l['file_name']))) {
+ $function = function ($name, $file_hash, $link_hash) {
+ /* Get all links files. */
+ $stack = array(VAR_LINKS);
+ while (($d = array_shift($stack)) && $d != null) {
+ $dir = scandir($d);
+ foreach ($dir as $node) {
+ if (strcmp($node, '.') == 0 || strcmp($node, '..') == 0 ||
+ preg_match('/\.tmp/i', "$node")) {
continue;
}
- if (!empty($file_hash) && $file_hash != $l['hash']) {
- continue;
+ if (is_dir($d . $node)) {
+ /* Push new found directory. */
+ $stack[] = $d . $node . '/';
+ } elseif (is_file($d . $node)) {
+ /* Read link information. */
+ $l = jirafeau_get_link($node);
+ if (!count($l)) {
+ continue;
+ }
+
+ /* Filter. */
+ if (!empty($name) && !@preg_match("/$name/i", jirafeau_escape($l['file_name']))) {
+ continue;
+ }
+ if (!empty($file_hash) && $file_hash != $l['hash']) {
+ continue;
+ }
+ if (!empty($link_hash) && $link_hash != $node) {
+ continue;
+ }
+ /* Print link information. */
+ echo '<tr>';
+ echo '<td><strong>';
+
+ if (!$l['crypted'] && !$l['crypted_legacy']) {
+ echo'<a href="f.php?h='. jirafeau_escape($node) .'" title="' .
+ t('DL_PAGE') . '">' . jirafeau_escape($l['file_name']) . '</a>';
+ } else {
+ echo jirafeau_escape($l['file_name']);
+ }
+
+ echo '</strong><br/>';
+
+ echo t('TYPE') . ': ' . jirafeau_escape($l['mime_type']) . '<br/>';
+ echo t('SIZE') . ': ' . jirafeau_human_size($l['file_size']) . '<br>';
+ echo t('EXPIRE') . ': ' . ($l['time'] == -1 ? '∞' : jirafeau_get_datetimefield($l['time'])) . '<br/>';
+ echo t('ONETIME') . ': ' . ($l['onetime'] == 'O' ? t('YES') : t('NO')) . '<br/>';
+ echo t('ENCRYPTED') . ': ' . (($l['crypted'] || $l['crypted_legacy']) ? t('YES') : t('NO')) . '<br/>';
+ echo t('UPLOAD_DATE') . ': ' . jirafeau_get_datetimefield($l['upload_date']) . '<br/>';
+ if (strlen($l['ip']) > 0) {
+ echo t('ORIGIN') . ': ' . $l['ip'] . '<br/>';
+ }
+ echo '</td><td>';
+
+ if (!$l['crypted'] && !$l['crypted_legacy']) {
+ echo '<form method="post">' .
+ '<input type = "hidden" name = "action" value = "download"/>' .
+ '<input type = "hidden" name = "link" value = "' . $node . '"/>' .
+ jirafeau_admin_csrf_field() .
+ '<input type = "submit" value = "' . t('DL') . '" />' .
+ '</form>';
+ }
+
+ echo '<form method="post">' .
+ '<input type = "hidden" name = "action" value = "delete_link"/>' .
+ '<input type = "hidden" name = "link" value = "' . $node . '"/>' .
+ jirafeau_admin_csrf_field() .
+ '<input type = "submit" value = "' . t('DEL_LINK') . '" />' .
+ '</form>' .
+ '<form method="post">' .
+ '<input type = "hidden" name = "action" value = "delete_file"/>' .
+ '<input type = "hidden" name = "hash" value = "' . $l['hash'] . '"/>' .
+ jirafeau_admin_csrf_field() .
+ '<input type = "submit" value = "' . t('DEL_FILE_LINKS') . '" />' .
+ '</form>' .
+ '</td>';
+ echo '</tr>';
}
- if (!empty($link_hash) && $link_hash != $node) {
- continue;
- }
- /* Print link information. */
- echo '<tr>';
- echo '<td>' .
- '<strong><a id="upload_link" href="f.php?h='. jirafeau_escape($node) .'" title="' .
- t('DL_PAGE') . '">' . jirafeau_escape($l['file_name']) . '</a></strong><br/>';
- echo t('TYPE') . ': ' . jirafeau_escape($l['mime_type']) . '<br/>';
- echo t('SIZE') . ': ' . jirafeau_human_size($l['file_size']) . '<br>';
- echo t('EXPIRE') . ': ' . ($l['time'] == -1 ? '∞' : jirafeau_get_datetimefield($l['time'])) . '<br/>';
- echo t('ONETIME') . ': ' . ($l['onetime'] == 'O' ? 'Yes' : 'No') . '<br/>';
- echo t('UPLOAD_DATE') . ': ' . jirafeau_get_datetimefield($l['upload_date']) . '<br/>';
- if (strlen($l['ip']) > 0) {
- echo t('ORIGIN') . ': ' . $l['ip'] . '<br/>';
- }
- echo '</td><td>';
- echo '<form method="post">' .
- '<input type = "hidden" name = "action" value = "download"/>' .
- '<input type = "hidden" name = "link" value = "' . $node . '"/>' .
- jirafeau_admin_csrf_field() .
- '<input type = "submit" value = "' . t('DL') . '" />' .
- '</form>' .
- '<form method="post">' .
- '<input type = "hidden" name = "action" value = "delete_link"/>' .
- '<input type = "hidden" name = "link" value = "' . $node . '"/>' .
- jirafeau_admin_csrf_field() .
- '<input type = "submit" value = "' . t('DEL_LINK') . '" />' .
- '</form>' .
- '<form method="post">' .
- '<input type = "hidden" name = "action" value = "delete_file"/>' .
- '<input type = "hidden" name = "hash" value = "' . $l['hash'] . '"/>' .
- jirafeau_admin_csrf_field() .
- '<input type = "submit" value = "' . t('DEL_FILE_LINKS') . '" />' .
- '</form>' .
- '</td>';
- echo '</tr>';
}
}
- }
- echo '</table></fieldset>';
+ };
+
+ jirafeau_admin_list_table($name, $file_hash, $link_hash, $function);
}
/**
function jirafeau_admin_bug_report($cfg)
{
$out = "<fieldset><legend>" . t('REPORTING_AN_ISSUE') . "</legend>";
- $out .= "If you have a problem related to Jirafeau, please <a href='https://gitlab.com/mojo42/Jirafeau/-/issues'>open an issue</a>, explain your problem in english and copy-paste the following content:<br/><br/><code>";
+ $out .= "If you have a problem related to Jirafeau, please <a href='" . JIRAFEAU_WEBSITE . "/-/issues'>open an issue</a>, explain your problem in english and copy-paste the following content:<br/><br/><code>";
$out .= "# Jirafeau<br/>";
$out .= "- version: " . JIRAFEAU_VERSION . "<br/>";
'enable_crypt',
'preview',
'maximal_upload_size',
- 'store_uploader_ip'
+ 'store_uploader_ip',
+ 'max_upload_chunk_size_bytes'
];
foreach ($jirafeau_options as &$o) {
$v = $cfg[$o];
$out .= "# PHP options<br/>";
$out .= "- php version: " . phpversion() . "<br/>";
+ $out .= "- sodium version: " . phpversion('sodium') . "<br/>";
$out .= "- mcrypt version: " . phpversion('mcrypt') . "<br/>";
$php_options = [
'post_max_size',
* @param $key eventual password (or blank)
* @param $time time limit
* @param $ip ip address of the client
- * @return a string containing a temporary reference followed by a code or the string 'Error'
+ * @return a string containing a temporary reference followed by a code or a string starting with 'Error'
*/
function jirafeau_async_init($filename, $type, $one_time, $key, $time, $ip)
{
- $res = 'Error';
-
/* Create temporary folder. */
- $ref;
- $p;
+ $ref = '';
+ $p = '';
$code = jirafeau_gen_random(4);
do {
$ref = jirafeau_gen_random(32);
} while (file_exists($p));
@mkdir($p, 0755, true);
if (!file_exists($p)) {
- echo 'Error';
- return;
+ return 'Error: cannot create async folder.';
}
/* touch empty data file */
* @param $file piece of data
* @param $code client code for this operation
* @param $max_file_size maximum allowed file size
- * @return a string containing a next code to use or the string "Error"
+ * @return a string containing a next code to use or a string starting with 'Error'
*/
function jirafeau_async_push($ref, $data, $code, $max_file_size)
{
$a = jirafeau_get_async_ref($ref);
/* Check some errors. */
- if (count($a) == 0
- || $a['next_code'] != "$code"
- || empty($data['tmp_name'])
- || !is_uploaded_file($data['tmp_name'])) {
- return 'Error';
+ if (count($a) == 0) {
+ return "Error: cannot find transfer";
+ }
+ if ($a['next_code'] != "$code") {
+ return "Error: bad transfer code";
+ }
+ if ($data['error'] != UPLOAD_ERR_OK) {
+ // Check error code in https://www.php.net/manual/en/features.file-upload.errors.php
+ $data_details = print_r($data, true);
+ return "Error: upload error: {$data_details}";
+ }
+ if (empty($data['tmp_name'])) {
+ return "Error: missing tmp_name";
+ }
+ if (!is_uploaded_file($data['tmp_name'])) {
+ return "Error: tmp_name may not be uploaded";
}
$p = s2p($ref);
if ($max_file_size > 0 &&
filesize($r_path) + filesize($w_path) > $max_file_size * 1024 * 1024) {
jirafeau_async_delete($ref);
- return 'Error';
+ return "Error: file size is above upload limit";
}
/* Concatenate data. */
fclose($r);
fclose($w);
jirafeau_async_delete($ref);
- return 'Error';
+ return "Error: cannot write file";
}
}
fclose($r);
* @param $code client code for this operation
* @param $crypt boolean asking to crypt or not
* @param $link_name_length link name length
- * @return a string containing the download reference followed by a delete code or the string 'Error'
+ * @return a string containing the download reference followed by a delete code or a string starting with 'Error'
*/
function jirafeau_async_end($ref, $code, $crypt, $link_name_length, $file_hash_method)
{
$a = jirafeau_get_async_ref($ref);
if (count($a) == 0
|| $a['next_code'] != "$code") {
- return "Error";
+ return "Error: bad code for ending transfer";
}
/* Generate link infos. */
$p = VAR_ASYNC . s2p($ref) . $ref . "_data";
if (!file_exists($p)) {
- return 'Error';
+ return "Error: referenced file does not exist";
}
+ /* Store filesize before encrypting the file */
+ /* Otherwise we would send the size of the encrypted file and the data of the unencrypted file */
+ /* This would break some browsers */
+ $size = filesize($p);
+
$crypted = false;
$crypt_key = '';
- if ($crypt == true && extension_loaded('mcrypt') == true) {
- $crypt_key = jirafeau_encrypt_file($p, $p);
+ if ($crypt == true && extension_loaded('sodium') == true) {
+ $crypt_key = jirafeau_encrypt_file($p, $p.'.crypt');
if (strlen($crypt_key) > 0) {
- $crypted = true;
+ if (rename($p.'.crypt', $p) === true) {
+ $crypted = true;
+ }
}
}
$hash = jirafeau_hash_file($file_hash_method, $p);
- $size = filesize($p);
$np = s2p($hash);
$delete_link_code = jirafeau_gen_random(5);
$handle,
$a['file_name'] . NL . $a['mime_type'] . NL . $size . NL .
$a['key'] . NL . $a['time'] . NL . $hash . NL . $a['onetime'] . NL .
- time() . NL . $a['ip'] . NL . $delete_link_code . NL . ($crypted ? 'C' : 'O')
+ time() . NL . $a['ip'] . NL . $delete_link_code . NL . ($crypted ? 'C2' : 'O')
);
fclose($handle);
$hash_link = substr(base_16_to_64(md5_file($link_tmp_name)), 0, $link_name_length);
$l = s2p("$hash_link");
- if (!@mkdir(VAR_LINKS . $l, 0755, true) ||
- !rename($link_tmp_name, VAR_LINKS . $l . $hash_link)) {
- return 'Error';
+ if (!@mkdir(VAR_LINKS . $l, 0755, true)) {
+ return "Error: cannot create folder in LINKS";
+ }
+ if (!rename($link_tmp_name, VAR_LINKS . $l . $hash_link)) {
+ return "Error: cannot rename file in LINKS";
}
/* Clean async upload. */
}
/**
- * Crypt file and returns decrypt key.
+ * Crypt file using Sodium and returns decrypt key.
* @param $fp_src file path to the file to crypt.
- * @param $fp_dst file path to the file to write crypted file (could be the same).
- * @return decrypt key composed of the key and the iv separated by a point ('.')
+ * @param $fp_dst file path to the file to write crypted file (must not be the same).
+ * @return key used to encrypt the file
*/
function jirafeau_encrypt_file($fp_src, $fp_dst)
{
$fs = filesize($fp_src);
- if ($fs === false || $fs == 0 || !(extension_loaded('mcrypt') == true)) {
+ if ($fs === false || $fs == 0 || extension_loaded('sodium') == false || $fp_src == $fp_dst) {
return '';
}
- /* Prepare module. */
- $m = mcrypt_module_open('rijndael-256', '', 'ofb', '');
/* Generate key. */
- $crypt_key = jirafeau_gen_random(10);
- $hash_key = md5($crypt_key);
- $iv = jirafeau_crypt_create_iv($hash_key, mcrypt_enc_get_iv_size($m));
+ $crypt_key = bin2hex(random_bytes(SODIUM_CRYPTO_STREAM_XCHACHA20_KEYBYTES / 2));
/* Init module. */
- mcrypt_generic_init($m, $hash_key, $iv);
+ [$crypt_state, $crypt_header] = sodium_crypto_secretstream_xchacha20poly1305_init_push($crypt_key);
/* Crypt file. */
- $r = fopen($fp_src, 'r');
- $w = fopen($fp_dst, 'c');
- while (!feof($r)) {
- $enc = mcrypt_generic($m, fread($r, 1024));
+ $r = fopen($fp_src, 'rb');
+ $w = fopen($fp_dst, 'wb');
+ fwrite($w, $crypt_header);
+
+ for ($i = 0; $i < $fs; $i += JIRAFEAU_SODIUM_CHUNKSIZE) {
+ $to_enc = fread($r, JIRAFEAU_SODIUM_CHUNKSIZE);
+ $enc = sodium_crypto_secretstream_xchacha20poly1305_push($crypt_state, $to_enc);
+
if (fwrite($w, $enc) === false) {
return '';
}
}
+
fclose($r);
fclose($w);
+
/* Cleanup. */
- mcrypt_generic_deinit($m);
- mcrypt_module_close($m);
+ sodium_memzero($crypt_state);
+
return $crypt_key;
}
/**
- * Decrypt file.
+ * Decrypt file using Sodium.
+ * @param $fp_src file path to the file to decrypt.
+ * @param $fp_dst file path to the file to write decrypted file (must not be the same).
+ * @param $k decryption key
+ * @return true if decryption succeeded, false otherwise
+ */
+function jirafeau_decrypt_file($fp_src, $fp_dst, $k)
+{
+ $fs = filesize($fp_src);
+ if ($fs === false || $fs == 0 || extension_loaded('sodium') == false || $fp_src == $fp_dst) {
+ return false;
+ }
+
+ /* Decrypt file. */
+ $r = fopen($fp_src, 'rb');
+ $w = fopen($fp_dst, 'wb');
+
+ $crypt_header = fread($r, SODIUM_CRYPTO_SECRETSTREAM_XCHACHA20POLY1305_HEADERBYTES);
+
+ /* Init module. */
+ $crypt_state = sodium_crypto_secretstream_xchacha20poly1305_init_pull($crypt_header, $k);
+
+ /* Decrypt file. */
+
+ for ($i = SODIUM_CRYPTO_SECRETSTREAM_XCHACHA20POLY1305_HEADERBYTES; $i < $fs; $i += JIRAFEAU_SODIUM_CHUNKSIZE + SODIUM_CRYPTO_SECRETSTREAM_XCHACHA20POLY1305_ABYTES) {
+ $to_dec = fread($r, JIRAFEAU_SODIUM_CHUNKSIZE + SODIUM_CRYPTO_SECRETSTREAM_XCHACHA20POLY1305_ABYTES);
+ [$dec, $crypt_tag] = sodium_crypto_secretstream_xchacha20poly1305_pull($crypt_state, $to_dec);
+
+ if (fwrite($w, $dec) === false) {
+ return false;
+ }
+ }
+
+ fclose($r);
+ fclose($w);
+
+ /* Cleanup. */
+ sodium_memzero($crypt_state);
+
+ return true;
+}
+
+/**
+ * Decrypt file using mcrypt.
* @param $fp_src file path to the file to decrypt.
* @param $fp_dst file path to the file to write decrypted file (could be the same).
* @param $k string composed of the key and the iv separated by a point ('.')
- * @return key used to decrypt. a string of length 0 is returned if failed.
+ * @return true if decryption succeeded, false otherwise
*/
-function jirafeau_decrypt_file($fp_src, $fp_dst, $k)
+function jirafeau_decrypt_file_legacy($fp_src, $fp_dst, $k)
{
$fs = filesize($fp_src);
if ($fs === false || $fs == 0 || extension_loaded('mcrypt') == false) {
$crypt_key = $k;
$hash_key = md5($crypt_key);
$iv = jirafeau_crypt_create_iv($hash_key, mcrypt_enc_get_iv_size($m));
+ /* Init module. */
+ mcrypt_generic_init($m, $hash_key, $iv);
/* Decrypt file. */
$r = fopen($fp_src, 'r');
$w = fopen($fp_dst, 'c');
(jirafeau_challenge_upload_password($cfg, $password) && jirafeau_challenge_upload_ip($cfg, $ip));
}
+/**
+ * Check if Jirafeau has a restriction on the IP address for accessing the admin interface.
+ * @return true if admin interface is IP restricted, false otherwise.
+ */
+function jirafeau_admin_has_ip_restriction($cfg)
+{
+ return count($cfg['admin_ip']) > 0;
+}
+
+/**
+ * Test if visitor's IP is authorized to access the admin interface.
+ *
+ * @param $cfg configuration
+ * @param $challengedIp IP to be challenged
+ * @return true if IP is authorized, false otherwise.
+ */
+function jirafeau_challenge_admin_ip($cfg, $challengedIp)
+{
+ // If no IP address have been listed, allow upload from any IP
+ if (!jirafeau_admin_has_ip_restriction($cfg)) {
+ return true;
+ }
+ return jirafeau_challenge_ip($cfg['admin_ip'], $challengedIp);
+}
+
/** Tell if we have some HTTP headers generated by a proxy */
function has_http_forwarded()
{
$_SESSION['admin_csrf'] = md5(uniqid(mt_rand(), true));
}
-function jirafeau_admin_session_end()
+function jirafeau_session_end()
{
$_SESSION = array();
session_destroy();
return "<input type='hidden' name='admin_csrf' value='". $_SESSION['admin_csrf'] . "'/>";
}
+function jirafeau_user_session_start()
+{
+ $_SESSION['user_auth'] = true;
+}
+
+function jirafeau_user_session_logged()
+{
+ return isset($_SESSION['user_auth']) &&
+ $_SESSION['user_auth'] === true;
+}
+
function jirafeau_dir_size($dir)
{
$size = 0;
function jirafeau_default_web_root()
{
- return $_SERVER['HTTP_HOST'] . str_replace(basename(__FILE__), '', $_SERVER['REQUEST_URI']);
+ $url_scheme = (isset($_SERVER['HTTPS'])) ? 'https://' : 'http://';
+ return $url_scheme . $_SERVER['HTTP_HOST'] . str_replace('install.php', '', $_SERVER['REQUEST_URI']);
+}
+
+function jirafeau_get_download_stats($hash)
+{
+ $filename = VAR_LINKS . s2p("$hash") . $hash . '_download';
+
+ if (!file_exists($filename)) {
+ return array('count' => 0);
+ }
+
+ $c = file($filename);
+ $data['count'] = trim($c[0]);
+ $data['date'] = trim($c[1]);
+ $data['ip'] = trim($c[2]);
+
+ return $data;
+}
+
+function jirafeau_write_download_stats($hash, $ip)
+{
+ $data = jirafeau_get_download_stats($hash);
+ $count = $data['count'];
+ $count++;
+
+ $filename = VAR_LINKS . s2p("$hash") . $hash . '_download';
+
+ $handle = fopen($filename, 'w');
+ fwrite($handle, $count . NL . time() . NL . $ip);
+ fclose($handle);
+}
+
+function jirafeau_create_upload_finished_box($preview = true)
+{
+ ?>
+
+ <div id="upload_finished">
+ <p><?php echo t('FILE_UP') ?></p>
+
+ <div id="upload_finished_download_page">
+ <p>
+ <a id="upload_link" href=""><?php echo t('DL_PAGE') ?></a>
+ <a id="upload_link_email" href=""><img id="upload_image_email"/></a>
+ </p><p>
+ <code id=upload_link_text></code>
+ <button id="upload_link_button">📋</button>
+ </p>
+ </div>
+
+ <?php
+ if ($preview == true) { ?>
+ <div id="upload_finished_preview">
+ <p>
+ <a id="preview_link" href=""><?php echo t('VIEW_LINK') ?></a>
+ </p><p>
+ <code id=preview_link_text></code>
+ <button id="preview_link_button">📋</button>
+ </p>
+ </div>
+ <?php
+ }
+ ?>
+
+ <div id="upload_direct_download">
+ <p>
+ <a id="direct_link" href=""><?php echo t('DIRECT_DL') ?></a>
+ </p><p>
+ <code id=direct_link_text></code>
+ <button id="direct_link_button">📋</button>
+ </p>
+ </div>
+
+ <div id="upload_delete">
+ <p>
+ <a id="delete_link" href=""><?php echo t('DELETE_LINK') ?></a>
+ </p><p>
+ <code id=delete_link_text></code>
+ <button id="delete_link_button">📋</button>
+ </p>
+ </div>
+
+ <div id="upload_validity">
+ <p><?php echo t('VALID_UNTIL'); ?>:</p>
+ <p id="date"></p>
+ </div>
+</div>
+<?php
+}
+
+function jirafeau_get_expiration_time_options()
+{
+ return array(
+ array(
+ 'value' => 'minute',
+ 'label' => '1_MIN'
+ ),
+ array(
+ 'value' => 'hour',
+ 'label' => '1_H'
+ ),
+ array(
+ 'value' => 'day',
+ 'label' => '1_D'
+ ),
+ array(
+ 'value' => 'week',
+ 'label' => '1_W'
+ ),
+ array(
+ 'value' => 'fortnight',
+ 'label' => '2_W'
+ ),
+ array(
+ 'value' => 'month',
+ 'label' => '1_M'
+ ),
+ array(
+ 'value' => 'quarter',
+ 'label' => '1_Q'
+ ),
+ array(
+ 'value' => 'year',
+ 'label' => '1_Y'
+ ),
+ array(
+ 'value' => 'none',
+ 'label' => 'NONE'
+ )
+ );
+}
+
+/**
+ *
+ * creates the time selection field
+ * @param mixed $cfg
+ * @return void
+ */
+function jirafeau_create_selection_array($cfg)
+{
+ echo '<select name="time" id="select_time">';
+
+ $expirationTimeOptions = jirafeau_get_expiration_time_options();
+
+ foreach ($expirationTimeOptions as $expirationTimeOption) {
+ $selected = ($expirationTimeOption['value'] === $cfg['availability_default']) ? 'selected="selected"' : '';
+ if (true === $cfg['availabilities'][$expirationTimeOption['value']]) {
+ echo '<option value="' . $expirationTimeOption['value'] . '" ' .
+ $selected . '>' . t($expirationTimeOption['label']) . '</option>';
+ }
+ }
+
+ echo '</select>';
+}
+
+function jirafeau_datestr_to_int($time_str)
+{
+ $time = time();
+ switch ($time_str) {
+ case 'minute':
+ $time += JIRAFEAU_MINUTE;
+ break;
+ case 'hour':
+ $time += JIRAFEAU_HOUR;
+ break;
+ case 'day':
+ $time += JIRAFEAU_DAY;
+ break;
+ case 'week':
+ $time += JIRAFEAU_WEEK;
+ break;
+ case 'fortnight':
+ $time += JIRAFEAU_FORTNIGHT;
+ break;
+ case 'month':
+ $time += JIRAFEAU_MONTH;
+ break;
+ case 'quarter':
+ $time += JIRAFEAU_QUARTER;
+ break;
+ case 'year':
+ $time += JIRAFEAU_YEAR;
+ break;
+ default:
+ $time = JIRAFEAU_INFINITY;
+ break;
+ }
+ return $time;
+}
+
+
+
+
+/**
+ * links or copy a local file
+ * TODO: boolean in config for linking
+ * @param string $filepath
+ * @param $one_time_download is the file a one time download?
+ * @param $key if not empty, protect the file with this key
+ * @param $time the time of validity of the file
+ * @param $ip uploader's ip
+ * @param $crypt boolean asking to crypt or not
+ * @param $link_name_length size of the link name
+ * @returns an array containing some information
+ * 'error' => information on possible errors
+ * 'link' => the link name of the uploaded file
+ * 'delete_link' => the link code to delete file
+ */
+function jirafeau_copy_local_file($local_file_path, $one_time_download, $key, $time, $ip, $crypt, $link_name_length, $file_hash_method)
+{
+ if (!file_exists($local_file_path)) {
+ return (array(
+ 'error' =>
+ array('has_error' => true,
+ 'why' => t('INTERNAL_ERROR_FILE_NOT_EXIST')),
+ 'link' => '',
+ 'delete_link' => ''));
+ }
+ if (
+ // sanity check if file can be opened
+ $file = fopen($local_file_path, 'r')
+ ) {
+ // close file pointer - it's not needed here
+ fclose($file);
+ $time_in_int = jirafeau_datestr_to_int($time);
+ return jirafeau_add_file(
+ jirafeau_create_file_array($local_file_path),
+ $one_time_download,
+ $key,
+ $time_in_int,
+ $ip,
+ $crypt,
+ $link_name_length,
+ $file_hash_method,
+ false
+ );
+ } else {
+ return (array(
+ 'error' =>
+ array('has_error' => true,
+ 'why' => t('INTERNAL_ERROR_FP_OPEN_LOCAL')),
+ 'link' => '',
+ 'delete_link' => ''));
+ }
+}
+
+
+function jirafeau_create_file_array($file_path)
+{
+ return [
+ 'type' => mime_content_type($file_path),
+ 'tmp_name' => $file_path,
+ 'name' => basename($file_path),
+ 'size' => filesize($file_path),
+ ];
}
git.p6c8.net / jirafeau_project.git / blobdiff