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