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="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 (isset ($_POST['upload_password'])) {
  74         if (!jirafeau_challenge_upload($cfg, get_ip_address($cfg), $_POST['upload_password'])) {
  75             echo 'Error 3: Invalid password';
  76             exit;
  77         }
  78     } else {
  79         if (!jirafeau_challenge_upload($cfg, get_ip_address($cfg), null)) {
  80             echo 'Error 2: No password nor allowed IP';
  81             exit;
  82         }
  83     }
  84     $key = '';
  85     if (isset($_POST['key'])) {
  86         $key = $_POST['key'];
  87     }
  88
  89     $time = time();
  90     if (!isset($_POST['time']) || !$cfg['availabilities'][$_POST['time']]) {
  91         echo 'Error 4: The parameter time is invalid.';
  92         exit;
  93     } else {
  94         switch ($_POST['time']) {
  95             case 'minute':
  96                 $time += JIRAFEAU_MINUTE;
  97                 break;
  98             case 'hour':
  99                 $time += JIRAFEAU_HOUR;
 100                 break;
 101             case 'day':
 102                 $time += JIRAFEAU_DAY;
 103                 break;
 104             case 'week':
 105                 $time += JIRAFEAU_WEEK;
 106                 break;
 107             case 'month':
 108                 $time += JIRAFEAU_MONTH;
 109                 break;
 110             case 'quarter':
 111                 $time += JIRAFEAU_QUARTER;
 112                 break;
 113             case 'year':
 114                 $time += JIRAFEAU_YEAR;
 115                 break;
 116            default:
 117                 $time = JIRAFEAU_INFINITY;
 118                 break;
 119         }
 120     }
 121
 122     // Check file size
 123     if ($cfg['maximal_upload_size'] > 0 &&
 124         $_FILES['file']['size'] > $cfg['maximal_upload_size'] * 1024 * 1024) {
 125         echo 'Error 5: Your file exceeds the maximum authorized file size.';
 126         exit;
 127     }
 128
 129     // Check if one time download is enabled
 130     if (!$cfg['one_time_download'] && isset($_POST['one_time_download'])) {
 131         echo 'Error 26: One time download is disabled.';
 132         exit;
 133     }
 134
 135     $res = jirafeau_upload($_FILES['file'],
 136                            isset($_POST['one_time_download']),
 137                            $key, $time, get_ip_address($cfg),
 138                            $cfg['enable_crypt'], $cfg['link_name_length'],
 139                            $cfg['file_hash']);
 140
 141     if (empty($res) || $res['error']['has_error']) {
 142         echo 'Error 6 ' . $res['error']['why'];
 143         exit;
 144     }
 145     /* Print direct link. */
 146     echo $res['link'];
 147     /* Print delete link. */
 148     echo NL;
 149     echo $res['delete_link'];
 150     /* Print decrypt key. */
 151     echo NL;
 152     echo urlencode($res['crypt_key']);
 153 } elseif (isset($_GET['h'])) {
 154     $link_name = $_GET['h'];
 155     $key = '';
 156     if (isset($_POST['key'])) {
 157         $key = $_POST['key'];
 158     }
 159     $d = '';
 160     if (isset($_GET['d'])) {
 161         $d = $_GET['d'];
 162     }
 163
 164     if (!preg_match('/[0-9a-zA-Z_-]+$/', $link_name)) {
 165         echo 'Error 7';
 166         exit;
 167     }
 168
 169     $link = jirafeau_get_link($link_name);
 170     if (count($link) == 0) {
 171         echo 'Error 8';
 172         exit;
 173     }
 174     if (strlen($d) > 0 && $d == $link['link_code']) {
 175         jirafeau_delete_link($link_name);
 176         echo "Ok";
 177         exit;
 178     }
 179     if ($link['time'] != JIRAFEAU_INFINITY && time() > $link['time']) {
 180         jirafeau_delete_link($link_name);
 181         echo 'Error 9';
 182         exit;
 183     }
 184     if (strlen($link['key']) > 0 && md5($key) != $link['key']) {
 185         sleep(2);
 186         echo 'Error 10';
 187         exit;
 188     }
 189     $p = s2p($link['hash']);
 190     if (!file_exists(VAR_FILES . $p . $link['hash'])) {
 191         echo 'Error 11';
 192         exit;
 193     }
 194
 195     /* Read file. */
 196     header('Content-Length: ' . $link['file_size']);
 197     header('Content-Type: ' . $link['mime_type']);
 198     header('Content-Disposition: attachment; filename="' .
 199             $link['file_name'] . '"');
 200
 201     $r = fopen(VAR_FILES . $p . $link['hash'], 'r');
 202     while (!feof($r)) {
 203         print fread($r, 1024);
 204         ob_flush();
 205     }
 206     fclose($r);
 207
 208     if ($link['onetime'] == 'O') {
 209         jirafeau_delete_link($link_name);
 210     }
 211     exit;
 212 } elseif (isset($_GET['get_capacity'])) {
 213     echo jirafeau_get_max_upload_size_bytes();
 214 } elseif (isset($_GET['get_maximal_upload_size'])) {
 215     echo $cfg['maximal_upload_size'];
 216 } elseif (isset($_GET['get_version'])) {
 217     echo JIRAFEAU_VERSION;
 218 } elseif (isset($_GET['lang'])) {
 219     $l=$_GET['lang'];
 220     if ($l == "bash") {
 221         ?>
 222 #!/bin/bash
 223
 224 # This script has been auto-generated by Jirafeau but you can still edit options below.
 225
 226 # Config begin
 227 proxy='' # Or set JIRAFEAU_PROXY.
 228 url='<?php echo $cfg['web_root']; ?>' # Or set JIRAFEAU_URL.
 229 time='<?php echo $cfg['availability_default']; ?>' # Or set JIRAFEAU_TIME.
 230 one_time='' # Or set JIRAFEAU_ONE_TIME.
 231 curl='' # Or set JIRAFEAU_CURL_PATH.
 232 # Config end
 233
 234 if [ -n "$JIRAFEAU_PROXY" ]; then
 235     proxy="$JIRAFEAU_PROXY"
 236 fi
 237
 238 if [ -n "$JIRAFEAU_URL" ]; then
 239     url="$JIRAFEAU_URL"
 240 fi
 241
 242 if [ -z "$url" ]; then
 243     echo "Please set url in script parameters or export JIRAFEAU_URL"
 244 fi
 245
 246 if [ -n "$JIRAFEAU_TIME" ]; then
 247     time="$JIRAFEAU_TIME"
 248 fi
 249
 250 if [ -n "$JIRAFEAU_ONE_TIME" ]; then
 251     one_time='1'
 252 fi
 253
 254 if [ -z "$curl" ]; then
 255     curl="$JIRAFEAU_CURL_PATH"
 256 fi
 257
 258 if [ -z "$curl" ] && [ -e "/usr/bin/curl" ]; then
 259     curl="/usr/bin/curl"
 260 fi
 261
 262 if [ -z "$curl" ] && [ -e "/bin/curl.exe" ]; then
 263     curl="/bin/curl.exe"
 264 fi
 265
 266 if [ -z "$curl" ]; then
 267     echo "Please set your curl binary path (by editing this script or export JIRAFEAU_CURL_PATH global variable)."
 268     exit
 269 fi
 270
 271 if [ -z "$2" ]; then
 272     echo "Jirafeau Bash Script <?php echo JIRAFEAU_VERSION; ?>"
 273     echo "--------------------------"
 274     echo "Usage:"
 275     echo "    $0 OPTIONS"
 276     echo
 277     echo "Options:"
 278     echo "    $0 send FILE [PASSWORD]"
 279     echo "    $0 get URL [PASSWORD]"
 280     echo "    $0 delete URL"
 281     echo
 282     echo "Global variables to export:"
 283     echo "    JIRAFEAU_PROXY: Domain and port of proxy server, eg. »proxysever.example.com:3128«"
 284     echo "    JIRAFEAU_URL : URI to Jirafeau installation with trailing slash, eg. »https://example.com/jirafeau/«"
 285     echo "    JIRAFEAU_TIME : expiration time, eg. »minute«, »hour«, »day«, »week«, »month«, »quarter«, »year« or »none«"
 286     echo "    JIRAFEAU_ONE_TIME : self-destroy after first download, eg. »1« to enable or »« (empty) to disable"
 287     echo "    JIRAFEAU_CURL : alternative path to curl binary"
 288
 289     exit 0
 290 fi
 291
 292 if [ -n "$proxy" ]; then
 293     proxy="-x $proxy"
 294 fi
 295
 296 options=''
 297 if [ -n "$one_time" ]; then
 298     options="$options -F one_time_download=1"
 299 fi
 300
 301 password=''
 302 if [ -n "$3" ]; then
 303     password="$3"
 304     options="$options -F key=$password"
 305 fi
 306
 307 apipage='script.php'
 308 downloadpage='f.php'
 309
 310 if [ "$1" == "send" ]; then
 311     if [ ! -f "$2" ]; then
 312         echo "File \"$2\" does not exists."
 313         exit
 314     fi
 315
 316     # Ret result
 317     res=$($curl -X POST --http1.0 $proxy $options \
 318                   -F "time=$time" \
 319                   -F "file=@$2" \
 320                   $url$apipage)
 321
 322     if [[ "$res" == Error* ]]; then
 323         echo "Error while uploading."
 324         echo $res
 325         exit
 326     fi
 327
 328     # Not using head or tail to minimise command dependencies
 329     code=$(cnt=0; echo "$res" | while read l; do
 330         if [[ "$cnt" == "0" ]]; then
 331             echo "$l"
 332         fi
 333         cnt=$(( cnt + 1 ))
 334         done)
 335     del_code=$(cnt=0; echo "$res" | while read l; do
 336         if [[ "$cnt" == "1" ]]; then
 337             echo "$l"
 338         fi
 339         cnt=$(( cnt + 1 ))
 340         done)
 341     key_code=$(cnt=0; echo "$res" | while read l; do
 342         if [[ "$cnt" == "2" ]]; then
 343             echo "$l"
 344         fi
 345         cnt=$(( cnt + 1 ))
 346         done)
 347
 348     echo
 349     echo "Download page:"
 350     if [[ $key_code ]]; then
 351         echo "    ${url}${downloadpage}?h=$code&k=$key_code"
 352     else
 353         echo "    ${url}${downloadpage}?h=$code"
 354     fi
 355     echo "Direct download:"
 356     if [[ $key_code ]]; then
 357         echo "    ${url}${downloadpage}?h=$code&k=$key_code&d=1"
 358     else
 359         echo "    ${url}${downloadpage}?h=$code&d=1"
 360     fi
 361     echo "Delete link:"
 362     echo "    ${url}${downloadpage}?h=$code&d=$del_code"
 363     echo
 364     echo "Download via API:"
 365     if [[ $key_code ]]; then
 366         echo "    ${0} get ${url}${apipage}?h=$code&k=$key_code [PASSWORD}"
 367     else
 368         echo "    ${0} get ${url}${apipage}?h=$code [PASSWORD}"
 369     fi
 370     echo "Delete via API:"
 371     echo "    ${0} delete ${url}${downloadpage}?h=$code&d=$del_code"
 372
 373 elif [ "$1" == "get" ]; then
 374     if [ -z "$password" ]; then
 375         $curl $proxy -OJ "$2"
 376     else
 377         $curl $proxy -OJ -X POST -F key=$password "$2"
 378     fi
 379 elif [ "$1" == "delete" ]; then
 380     $curl $proxy "$2"
 381 fi
 382 <?php
 383
 384     } else {
 385         echo 'Error 12';
 386         exit;
 387     }
 388 }
 389 /* Initialize an asynchronous upload. */
 390 elseif (isset($_GET['init_async'])) {
 391     if (isset($_POST['upload_password'])){
 392         if (!jirafeau_challenge_upload($cfg, get_ip_address($cfg), $_POST['upload_password'])) {
 393             echo 'Error 20: Invalid password';
 394             exit;
 395         }
 396     } else {
 397         if (!jirafeau_challenge_upload($cfg, get_ip_address($cfg), null)) {
 398             echo 'Error 19: No password nor allowed IP';
 399             exit;
 400         }
 401     }
 402
 403     if (!isset($_POST['filename'])) {
 404         echo 'Error 21';
 405         exit;
 406     }
 407
 408     $type = '';
 409     if (isset($_POST['type'])) {
 410         $type = $_POST['type'];
 411     }
 412
 413     $key = '';
 414     if (isset($_POST['key'])) {
 415         $key = $_POST['key'];
 416     }
 417
 418     // Check if one time download is enabled
 419     if (!$cfg['one_time_download'] && isset($_POST['one_time_download'])) {
 420         echo 'Error 26: One time download is disabled.';
 421         exit;
 422     }
 423
 424     $time = time();
 425     if (!isset($_POST['time']) || !$cfg['availabilities'][$_POST['time']]) {
 426         echo 'Error 22';
 427         exit;
 428     } else {
 429         switch ($_POST['time']) {
 430             case 'minute':
 431                 $time += JIRAFEAU_MINUTE;
 432                 break;
 433             case 'hour':
 434                 $time += JIRAFEAU_HOUR;
 435                 break;
 436             case 'day':
 437                 $time += JIRAFEAU_DAY;
 438                 break;
 439             case 'week':
 440                 $time += JIRAFEAU_WEEK;
 441                 break;
 442             case 'month':
 443                 $time += JIRAFEAU_MONTH;
 444                 break;
 445             case 'quarter':
 446                 $time += JIRAFEAU_QUARTER;
 447                 break;
 448             case 'year':
 449                 $time += JIRAFEAU_YEAR;
 450                 break;
 451             default:
 452                 $time = JIRAFEAU_INFINITY;
 453                 break;
 454         }
 455     }
 456     echo jirafeau_async_init($_POST['filename'],
 457                               $type,
 458                               isset($_POST['one_time_download']),
 459                               $key,
 460                               $time,
 461                               get_ip_address($cfg));
 462 }
 463 /* Continue an asynchronous upload. */
 464 elseif (isset($_GET['push_async'])) {
 465     if ((!isset($_POST['ref']))
 466         || (!isset($_FILES['data']))
 467         || (!isset($_POST['code']))) {
 468         echo 'Error 23';
 469     } else {
 470         echo jirafeau_async_push($_POST['ref'],
 471                                   $_FILES['data'],
 472                                   $_POST['code'],
 473                                   $cfg['maximal_upload_size']);
 474     }
 475 }
 476 /* Finalize an asynchronous upload. */
 477 elseif (isset($_GET['end_async'])) {
 478     if (!isset($_POST['ref'])
 479         || !isset($_POST['code'])) {
 480         echo 'Error 24';
 481     } else {
 482         echo jirafeau_async_end($_POST['ref'], $_POST['code'], $cfg['enable_crypt'], $cfg['link_name_length'], $cfg['file_hash']);
 483     }
 484 } else {
 485     echo 'Error 25';
 486 }
 487 exit;
 488 ?>