script.php

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