script.php

   1 <?php
   2 /*
   3  *  Jirafeau, your web file repository
   4  *  Copyright (C) 2015  Jerome Jutteau <jerome@jutteau.fr>
   5  *
   6  *  This program is free software: you can redistribute it and/or modify
   7  *  it under the terms of the GNU Affero General Public License as
   8  *  published by the Free Software Foundation, either version 3 of the
   9  *  License, or (at your option) any later version.
  10  *
  11  *  This program is distributed in the hope that it will be useful,
  12  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14  *  GNU Affero General Public License for more details.
  15  *
  16  *  You should have received a copy of the GNU Affero General Public License
  17  *  along with this program.  If not, see <https://www.gnu.org/licenses/>.
  18  */
  19
  20 /* This file offer a kind of API for jirafeau. */
  21
  22 define('JIRAFEAU_ROOT', dirname(__FILE__) . '/');
  23
  24 require(JIRAFEAU_ROOT . 'lib/settings.php');
  25 require(JIRAFEAU_ROOT . 'lib/functions.php');
  26 require(JIRAFEAU_ROOT . 'lib/lang.php');
  27
  28 global $script_langages;
  29 $script_langages = array('bash' => 'Bash');
  30
  31 /* Operations may take a long time.
  32  * Be sure PHP's safe mode is off.
  33  */
  34 @set_time_limit(0);
  35
  36 if ($_SERVER['REQUEST_METHOD'] == "GET" && count($_GET) == 0) {
  37     require(JIRAFEAU_ROOT . 'lib/template/header.php');
  38     check_errors($cfg);
  39     if (has_error()) {
  40         show_errors();
  41         require(JIRAFEAU_ROOT . 'lib/template/footer.php');
  42         exit;
  43     } ?>
  44     <div class="info">
  45     <h2>Scripting interface</h2>
  46     <p>This interface permits to script your uploads and downloads.</p>
  47     <p>See <a href="https://gitlab.com/mojo42/Jirafeau/blob/master/script.php">source code</a> of this interface to get available calls :)</p>
  48     <p>You may download a preconfigured <a href="script.php?lang=bash">Bash Script</a> to easily send to and get files from the API via command line.</p>
  49     </div>
  50     <br />
  51     <?php
  52     require(JIRAFEAU_ROOT . 'lib/template/footer.php');
  53     exit;
  54 }
  55
  56 /* Lets use interface now. */
  57 header('Content-Type: text/plain; charset=utf-8');
  58
  59 check_errors($cfg);
  60 if (has_error()) {
  61     echo 'Error 1';
  62     exit;
  63 }
  64
  65 session_start();
  66
  67 /* Upload file */
  68 if (isset($_FILES['file']) && is_writable(VAR_FILES)
  69     && is_writable(VAR_LINKS)) {
  70     if (!jirafeau_user_session_logged()) {
  71         if (isset($_POST['upload_password']) &&
  72             !jirafeau_challenge_upload($cfg, get_ip_address($cfg), $_POST['upload_password'])) {
  73             echo 'Error 3: Invalid password';
  74             exit;
  75         } elseif (!jirafeau_challenge_upload($cfg, get_ip_address($cfg), null)) {
  76             echo 'Error 2: No password nor allowed IP';
  77             exit;
  78         }
  79     }
  80
  81     $key = '';
  82     if (isset($_POST['key'])) {
  83         $key = $_POST['key'];
  84         if ($cfg['download_password_requirement'] !== 'generated' && $cfg['download_password_policy'] === 'regex'){
  85             if (!preg_match($cfg['download_password_policy_regex'], $key)){
  86                 echo 'Error 14: The download password is not complying to the security standards.';
  87                 exit;
  88             }
  89         }
  90     }elseif ($cfg['download_password_requirement'] !== 'optional'){
  91         echo 'Error 13: The parameter password is required.';
  92         exit;
  93     }
  94
  95     $time = time();
  96     if (!isset($_POST['time']) || !$cfg['availabilities'][$_POST['time']]) {
  97         echo 'Error 4: The parameter time is invalid.';
  98         exit;
  99     } else {
 100         switch ($_POST['time']) {
 101             case 'minute':
 102                 $time += JIRAFEAU_MINUTE;
 103                 break;
 104             case 'hour':
 105                 $time += JIRAFEAU_HOUR;
 106                 break;
 107             case 'day':
 108                 $time += JIRAFEAU_DAY;
 109                 break;
 110             case 'week':
 111                 $time += JIRAFEAU_WEEK;
 112                 break;
 113             case 'fortnight':
 114                 $time += JIRAFEAU_FORTNIGHT;
 115                 break;
 116             case 'month':
 117                 $time += JIRAFEAU_MONTH;
 118                 break;
 119             case 'quarter':
 120                 $time += JIRAFEAU_QUARTER;
 121                 break;
 122             case 'year':
 123                 $time += JIRAFEAU_YEAR;
 124                 break;
 125             default:
 126                 $time = JIRAFEAU_INFINITY;
 127                 break;
 128         }
 129     }
 130
 131     // Check file size
 132     if ($cfg['maximal_upload_size'] > 0 &&
 133         $_FILES['file']['size'] > $cfg['maximal_upload_size'] * 1024 * 1024) {
 134         echo 'Error 5: Your file exceeds the maximum authorized file size.';
 135         exit;
 136     }
 137
 138     // Check if one time download is enabled
 139     if (!$cfg['one_time_download'] && isset($_POST['one_time_download'])) {
 140         echo 'Error 26: One time download is disabled.';
 141         exit;
 142     }
 143
 144     if ($cfg['store_uploader_ip']) {
 145         $ip = get_ip_address($cfg);
 146     } else {
 147         $ip = "";
 148     }
 149
 150     $res = jirafeau_upload(
 151         $_FILES['file'],
 152         isset($_POST['one_time_download']),
 153         $key,
 154         $time,
 155         $ip,
 156         $cfg['enable_crypt'],
 157         $cfg['link_name_length'],
 158         $cfg['file_hash']
 159     );
 160
 161     if (empty($res) || $res['error']['has_error']) {
 162         echo 'Error 6 ' . $res['error']['why'];
 163         exit;
 164     }
 165     /* Print direct link. */
 166     echo $res['link'];
 167     /* Print delete link. */
 168     echo NL;
 169     echo $res['delete_link'];
 170     /* Print decrypt key. */
 171     echo NL;
 172     echo urlencode($res['crypt_key']);
 173 } elseif (isset($_GET['h'])) {
 174     $link_name = $_GET['h'];
 175     $key = '';
 176     if (isset($_POST['key'])) {
 177         $key = $_POST['key'];
 178     }
 179     $d = '';
 180     if (isset($_GET['d'])) {
 181         $d = $_GET['d'];
 182     }
 183
 184     if (!preg_match('/[0-9a-zA-Z_-]+$/', $link_name)) {
 185         echo 'Error 7';
 186         exit;
 187     }
 188
 189     $link = jirafeau_get_link($link_name);
 190     if (count($link) == 0) {
 191         echo 'Error 8';
 192         exit;
 193     }
 194     if (strlen($d) > 0 && $d == $link['link_code']) {
 195         jirafeau_delete_link($link_name);
 196         echo "Ok";
 197         exit;
 198     }
 199     if ($link['time'] != JIRAFEAU_INFINITY && time() > $link['time']) {
 200         jirafeau_delete_link($link_name);
 201         echo 'Error 9';
 202         exit;
 203     }
 204     if (strlen($link['key']) > 0 && md5($key) != $link['key']) {
 205         sleep(2);
 206         echo 'Error 10';
 207         exit;
 208     }
 209     $p = s2p($link['hash']);
 210     if (!file_exists(VAR_FILES . $p . $link['hash'])) {
 211         echo 'Error 11';
 212         exit;
 213     }
 214
 215     /* Read file. */
 216     header('Content-Length: ' . $link['file_size']);
 217     header('Content-Type: ' . $link['mime_type']);
 218     header('Content-Disposition: attachment; filename="' .
 219             $link['file_name'] . '"');
 220
 221     $r = fopen(VAR_FILES . $p . $link['hash'], 'r');
 222     while (!feof($r)) {
 223         print fread($r, 1024);
 224     }
 225     fclose($r);
 226
 227     if ($link['onetime'] == 'O') {
 228         jirafeau_delete_link($link_name);
 229     }
 230     exit;
 231 } elseif (isset($_GET['get_capacity'])) {
 232     echo jirafeau_get_max_upload_size_bytes();
 233 } elseif (isset($_GET['get_maximal_upload_size'])) {
 234     echo $cfg['maximal_upload_size'];
 235 } elseif (isset($_GET['get_version'])) {
 236     echo JIRAFEAU_VERSION;
 237 } elseif (isset($_GET['lang'])) {
 238     $l=$_GET['lang'];
 239     if ($l == "bash") {
 240         ?>
 241 #!/bin/bash
 242
 243 # This script has been auto-generated by Jirafeau but you can still edit options below.
 244
 245 # Config begin
 246 proxy='' # Or set JIRAFEAU_PROXY.
 247 url='<?php echo $cfg['web_root']; ?>' # Or set JIRAFEAU_URL.
 248 time='<?php echo $cfg['availability_default']; ?>' # Or set JIRAFEAU_TIME.
 249 one_time='' # Or set JIRAFEAU_ONE_TIME.
 250 curl='' # Or set JIRAFEAU_CURL_PATH.
 251 upload_password='' # Or set JIRAFEAU_UPLOAD_PASSWD
 252 # Config end
 253
 254 if [ -n "$JIRAFEAU_PROXY" ]; then
 255     proxy="$JIRAFEAU_PROXY"
 256 fi
 257
 258 if [ -n "$JIRAFEAU_URL" ]; then
 259     url="$JIRAFEAU_URL"
 260 fi
 261
 262 if [ -z "$url" ]; then
 263     echo "Please set url in script parameters or export JIRAFEAU_URL"
 264 fi
 265
 266 if [ -n "$JIRAFEAU_TIME" ]; then
 267     time="$JIRAFEAU_TIME"
 268 fi
 269
 270 if [ -n "$JIRAFEAU_ONE_TIME" ]; then
 271     one_time='1'
 272 fi
 273
 274 if [ -n "$JIRAFEAU_UPLOAD_PASSWD" ]; then
 275     upload_password="$JIRAFEAU_UPLOAD_PASSWD"
 276 fi
 277
 278 if [ -z "$curl" ]; then
 279     curl="$JIRAFEAU_CURL_PATH"
 280 fi
 281
 282 if [ -z "$curl" ] && [ -e "/usr/bin/curl" ]; then
 283     curl="/usr/bin/curl"
 284 fi
 285
 286 if [ -z "$curl" ] && [ -e "/bin/curl.exe" ]; then
 287     curl="/bin/curl.exe"
 288 fi
 289
 290 if [ -z "$curl" ]; then
 291     echo "Please set your curl binary path (by editing this script or export JIRAFEAU_CURL_PATH global variable)."
 292     exit
 293 fi
 294
 295 if [ -z "$2" ]; then
 296     echo "Jirafeau Bash Script <?php echo JIRAFEAU_VERSION; ?>"
 297     echo "--------------------------"
 298     echo "Usage:"
 299     echo "    $0 OPTIONS"
 300     echo
 301     echo "Options:"
 302     echo "    $0 send FILE [PASSWORD]"
 303     echo "    $0 get URL [PASSWORD]"
 304     echo "    $0 delete URL"
 305     echo
 306     echo "Global variables to export:"
 307     echo "    JIRAFEAU_PROXY: Domain and port of proxy server, eg. »proxyserver.example.com:3128«"
 308     echo "    JIRAFEAU_URL : URI to Jirafeau installation with trailing slash, eg. »https://example.com/jirafeau/«"
 309     echo "    JIRAFEAU_TIME : expiration time, eg. »minute«, »hour«, »day«, »week«, fortnight, »month«, »quarter«, »year« or »none«"
 310     echo "    JIRAFEAU_ONE_TIME : self-destroy after first download, eg. »1« to enable or »« (empty) to disable"
 311     echo "    JIRAFEAU_CURL : alternative path to curl binary"
 312     echo "    JIRAFEAU_UPLOAD_PASSWD : upload password"
 313
 314     exit 0
 315 fi
 316
 317 if [ -n "$proxy" ]; then
 318     proxy="-x $proxy"
 319 fi
 320
 321 options=''
 322 if [ -n "$one_time" ]; then
 323     options="$options -F one_time_download=1"
 324 fi
 325
 326 if [ -n "$upload_password" ]; then
 327     options="$options -F upload_password=$upload_password"
 328 fi
 329
 330 password=''
 331 if [ -n "$3" ]; then
 332     password="$3"
 333     options="$options -F key=$password"
 334 fi
 335
 336 apipage='script.php'
 337 downloadpage='f.php'
 338
 339 if [ "$1" == "send" ]; then
 340     if [ ! -f "$2" ]; then
 341         echo "File \"$2\" does not exists."
 342         exit
 343     fi
 344
 345     # Ret result
 346     res=$($curl -X POST --http1.0 $proxy $options \
 347                   -F "time=$time" \
 348                   -F "file=@$2" \
 349                   $url$apipage)
 350
 351     if [[ "$res" == Error* ]]; then
 352         echo "Error while uploading."
 353         echo $res
 354         exit
 355     fi
 356
 357     # Not using head or tail to minimise command dependencies
 358     code=$(cnt=0; echo "$res" | while read l; do
 359         if [[ "$cnt" == "0" ]]; then
 360             echo "$l"
 361         fi
 362         cnt=$(( cnt + 1 ))
 363         done)
 364     del_code=$(cnt=0; echo "$res" | while read l; do
 365         if [[ "$cnt" == "1" ]]; then
 366             echo "$l"
 367         fi
 368         cnt=$(( cnt + 1 ))
 369         done)
 370     key_code=$(cnt=0; echo "$res" | while read l; do
 371         if [[ "$cnt" == "2" ]]; then
 372             echo "$l"
 373         fi
 374         cnt=$(( cnt + 1 ))
 375         done)
 376
 377     echo
 378     echo "Download page:"
 379     if [[ $key_code ]]; then
 380         echo "    ${url}${downloadpage}?h=$code&k=$key_code"
 381     else
 382         echo "    ${url}${downloadpage}?h=$code"
 383     fi
 384     echo "Direct download:"
 385     if [[ $key_code ]]; then
 386         echo "    ${url}${downloadpage}?h=$code&k=$key_code&d=1"
 387     else
 388         echo "    ${url}${downloadpage}?h=$code&d=1"
 389     fi
 390     echo "Delete link:"
 391     echo "    ${url}${downloadpage}?h=$code&d=$del_code"
 392     echo
 393     echo "Download via API:"
 394     if [[ $key_code ]]; then
 395         echo "    ${0} get ${url}${apipage}?h=$code&k=$key_code [PASSWORD]"
 396     else
 397         echo "    ${0} get ${url}${apipage}?h=$code [PASSWORD]"
 398     fi
 399     echo "Delete via API:"
 400     echo "    ${0} delete \"${url}${downloadpage}?h=$code&d=$del_code\""
 401
 402 elif [ "$1" == "get" ]; then
 403     if [ -z "$password" ]; then
 404         $curl $proxy -OJ "$2"
 405     else
 406         $curl $proxy -OJ -X POST -F key=$password "$2"
 407     fi
 408 elif [ "$1" == "delete" ]; then
 409     $curl $proxy "$2" --data-raw "do_delete=1%2F" | grep "div class" |sed -e "s/<[^>]\+>//g"
 410 fi
 411 <?php
 412     } else {
 413         echo 'Error 12';
 414         exit;
 415     }
 416 }
 417 /* Initialize an asynchronous upload. */
 418 elseif (isset($_GET['init_async'])) {
 419     if (jirafeau_user_session_logged()) {
 420     } elseif (isset($_POST['upload_password'])) {
 421         if (!jirafeau_challenge_upload($cfg, get_ip_address($cfg), $_POST['upload_password'])) {
 422             echo 'Error 20: Invalid password';
 423             exit;
 424         }
 425     } else {
 426         if (!jirafeau_challenge_upload($cfg, get_ip_address($cfg), null)) {
 427             echo 'Error 19: No password nor allowed IP';
 428             exit;
 429         }
 430     }
 431
 432     if (!isset($_POST['filename'])) {
 433         echo 'Error 21';
 434         exit;
 435     }
 436
 437     $type = '';
 438     if (isset($_POST['type'])) {
 439         $type = $_POST['type'];
 440     }
 441
 442     $key = '';
 443     if (isset($_POST['key'])) {
 444         $key = $_POST['key'];
 445     }
 446
 447     // Check if one time download is enabled
 448     if (!$cfg['one_time_download'] && isset($_POST['one_time_download'])) {
 449         echo 'Error 26: One time download is disabled.';
 450         exit;
 451     }
 452
 453     $time = time();
 454     if (!isset($_POST['time']) || !$cfg['availabilities'][$_POST['time']]) {
 455         echo 'Error 22';
 456         exit;
 457     } else {
 458         switch ($_POST['time']) {
 459             case 'minute':
 460                 $time += JIRAFEAU_MINUTE;
 461                 break;
 462             case 'hour':
 463                 $time += JIRAFEAU_HOUR;
 464                 break;
 465             case 'day':
 466                 $time += JIRAFEAU_DAY;
 467                 break;
 468             case 'week':
 469                 $time += JIRAFEAU_WEEK;
 470                 break;
 471             case 'fortnight':
 472                 $time += JIRAFEAU_FORTNIGHT;
 473                 break;
 474             case 'month':
 475                 $time += JIRAFEAU_MONTH;
 476                 break;
 477             case 'quarter':
 478                 $time += JIRAFEAU_QUARTER;
 479                 break;
 480             case 'year':
 481                 $time += JIRAFEAU_YEAR;
 482                 break;
 483             default:
 484                 $time = JIRAFEAU_INFINITY;
 485                 break;
 486         }
 487     }
 488
 489     if ($cfg['store_uploader_ip']) {
 490         $ip = get_ip_address($cfg);
 491     } else {
 492         $ip = "";
 493     }
 494
 495     echo jirafeau_async_init(
 496         $_POST['filename'],
 497         $type,
 498         isset($_POST['one_time_download']),
 499         $key,
 500         $time,
 501         $ip
 502     );
 503 }
 504 /* Continue an asynchronous upload. */
 505 elseif (isset($_GET['push_async'])) {
 506     if ((!isset($_POST['ref']))
 507         || (!isset($_FILES['data']))
 508         || (!isset($_POST['code']))) {
 509         echo 'Error 23';
 510     } else {
 511         echo jirafeau_async_push(
 512             $_POST['ref'],
 513             $_FILES['data'],
 514             $_POST['code'],
 515             $cfg['maximal_upload_size']
 516         );
 517     }
 518 }
 519 /* Finalize an asynchronous upload. */
 520 elseif (isset($_GET['end_async'])) {
 521     if (!isset($_POST['ref'])
 522         || !isset($_POST['code'])) {
 523         echo 'Error 24';
 524     } else {
 525         echo jirafeau_async_end($_POST['ref'], $_POST['code'], $cfg['enable_crypt'], $cfg['link_name_length'], $cfg['file_hash']);
 526     }
 527 } else {
 528     echo 'Error 25';
 529 }
 530 exit;
 531 ?>