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($r, 1024);
 201     }
 202     fclose($r);
 203
 204     if ($link['onetime'] == 'O') {
 205         jirafeau_delete_link($link_name);
 206     }
 207     exit;
 208 } elseif (isset($_GET['get_capacity'])) {
 209     echo jirafeau_get_max_upload_size_bytes();
 210 } elseif (isset($_GET['get_maximal_upload_size'])) {
 211     echo $cfg['maximal_upload_size'];
 212 } elseif (isset($_GET['get_version'])) {
 213     echo JIRAFEAU_VERSION;
 214 } elseif (isset($_GET['lang'])) {
 215     $l=$_GET['lang'];
 216     if ($l == "bash") {
 217         ?>
 218 #!/bin/bash
 219
 220 # This script has been auto-generated by Jirafeau but you can still edit options below.
 221
 222 # Config begin
 223 proxy='' # Or set JIRAFEAU_PROXY.
 224 url='<?php echo $cfg['web_root']; ?>' # Or set JIRAFEAU_URL.
 225 time='<?php echo $cfg['availability_default']; ?>' # Or set JIRAFEAU_TIME.
 226 one_time='' # Or set JIRAFEAU_ONE_TIME.
 227 curl='' # Or set JIRAFEAU_CURL_PATH.
 228 upload_password='' # Or set JIRAFEAU_UPLOAD_PASSWD
 229 # Config end
 230
 231 if [ -n "$JIRAFEAU_PROXY" ]; then
 232     proxy="$JIRAFEAU_PROXY"
 233 fi
 234
 235 if [ -n "$JIRAFEAU_URL" ]; then
 236     url="$JIRAFEAU_URL"
 237 fi
 238
 239 if [ -z "$url" ]; then
 240     echo "Please set url in script parameters or export JIRAFEAU_URL"
 241 fi
 242
 243 if [ -n "$JIRAFEAU_TIME" ]; then
 244     time="$JIRAFEAU_TIME"
 245 fi
 246
 247 if [ -n "$JIRAFEAU_ONE_TIME" ]; then
 248     one_time='1'
 249 fi
 250
 251 if [ -n "$UPLOAD_PASSWD" ]; then
 252     upload_password="$JIRAFEAU_UPLOAD_PASSWORD"
 253 fi
 254
 255 if [ -z "$curl" ]; then
 256     curl="$JIRAFEAU_CURL_PATH"
 257 fi
 258
 259 if [ -z "$curl" ] && [ -e "/usr/bin/curl" ]; then
 260     curl="/usr/bin/curl"
 261 fi
 262
 263 if [ -z "$curl" ] && [ -e "/bin/curl.exe" ]; then
 264     curl="/bin/curl.exe"
 265 fi
 266
 267 if [ -z "$curl" ]; then
 268     echo "Please set your curl binary path (by editing this script or export JIRAFEAU_CURL_PATH global variable)."
 269     exit
 270 fi
 271
 272 if [ -z "$2" ]; then
 273     echo "Jirafeau Bash Script <?php echo JIRAFEAU_VERSION; ?>"
 274     echo "--------------------------"
 275     echo "Usage:"
 276     echo "    $0 OPTIONS"
 277     echo
 278     echo "Options:"
 279     echo "    $0 send FILE [PASSWORD]"
 280     echo "    $0 get URL [PASSWORD]"
 281     echo "    $0 delete URL"
 282     echo
 283     echo "Global variables to export:"
 284     echo "    JIRAFEAU_PROXY: Domain and port of proxy server, eg. »proxysever.example.com:3128«"
 285     echo "    JIRAFEAU_URL : URI to Jirafeau installation with trailing slash, eg. »https://example.com/jirafeau/«"
 286     echo "    JIRAFEAU_TIME : expiration time, eg. »minute«, »hour«, »day«, »week«, »month«, »quarter«, »year« or »none«"
 287     echo "    JIRAFEAU_ONE_TIME : self-destroy after first download, eg. »1« to enable or »« (empty) to disable"
 288     echo "    JIRAFEAU_CURL : alternative path to curl binary"
 289     echo "    JIRAFEAU_UPLOAD_PASSWD : upload password"
 290
 291     exit 0
 292 fi
 293
 294 if [ -n "$proxy" ]; then
 295     proxy="-x $proxy"
 296 fi
 297
 298 options=''
 299 if [ -n "$one_time" ]; then
 300     options="$options -F one_time_download=1"
 301 fi
 302
 303 if [ -n "$upload_password" ]; then
 304     options="$options -F upload_password=$upload_password"
 305 fi
 306
 307 password=''
 308 if [ -n "$3" ]; then
 309     password="$3"
 310     options="$options -F key=$password"
 311 fi
 312
 313 apipage='script.php'
 314 downloadpage='f.php'
 315
 316 if [ "$1" == "send" ]; then
 317     if [ ! -f "$2" ]; then
 318         echo "File \"$2\" does not exists."
 319         exit
 320     fi
 321
 322     # Ret result
 323     res=$($curl -X POST --http1.0 $proxy $options \
 324                   -F "time=$time" \
 325                   -F "file=@$2" \
 326                   $url$apipage)
 327
 328     if [[ "$res" == Error* ]]; then
 329         echo "Error while uploading."
 330         echo $res
 331         exit
 332     fi
 333
 334     # Not using head or tail to minimise command dependencies
 335     code=$(cnt=0; echo "$res" | while read l; do
 336         if [[ "$cnt" == "0" ]]; then
 337             echo "$l"
 338         fi
 339         cnt=$(( cnt + 1 ))
 340         done)
 341     del_code=$(cnt=0; echo "$res" | while read l; do
 342         if [[ "$cnt" == "1" ]]; then
 343             echo "$l"
 344         fi
 345         cnt=$(( cnt + 1 ))
 346         done)
 347     key_code=$(cnt=0; echo "$res" | while read l; do
 348         if [[ "$cnt" == "2" ]]; then
 349             echo "$l"
 350         fi
 351         cnt=$(( cnt + 1 ))
 352         done)
 353
 354     echo
 355     echo "Download page:"
 356     if [[ $key_code ]]; then
 357         echo "    ${url}${downloadpage}?h=$code&k=$key_code"
 358     else
 359         echo "    ${url}${downloadpage}?h=$code"
 360     fi
 361     echo "Direct download:"
 362     if [[ $key_code ]]; then
 363         echo "    ${url}${downloadpage}?h=$code&k=$key_code&d=1"
 364     else
 365         echo "    ${url}${downloadpage}?h=$code&d=1"
 366     fi
 367     echo "Delete link:"
 368     echo "    ${url}${downloadpage}?h=$code&d=$del_code"
 369     echo
 370     echo "Download via API:"
 371     if [[ $key_code ]]; then
 372         echo "    ${0} get ${url}${apipage}?h=$code&k=$key_code [PASSWORD}"
 373     else
 374         echo "    ${0} get ${url}${apipage}?h=$code [PASSWORD}"
 375     fi
 376     echo "Delete via API:"
 377     echo "    ${0} delete ${url}${downloadpage}?h=$code&d=$del_code"
 378
 379 elif [ "$1" == "get" ]; then
 380     if [ -z "$password" ]; then
 381         $curl $proxy -OJ "$2"
 382     else
 383         $curl $proxy -OJ -X POST -F key=$password "$2"
 384     fi
 385 elif [ "$1" == "delete" ]; then
 386     $curl $proxy "$2"
 387 fi
 388 <?php
 389
 390     } else {
 391         echo 'Error 12';
 392         exit;
 393     }
 394 }
 395 /* Initialize an asynchronous upload. */
 396 elseif (isset($_GET['init_async'])) {
 397     if (isset($_POST['upload_password'])){
 398         if (!jirafeau_challenge_upload($cfg, get_ip_address($cfg), $_POST['upload_password'])) {
 399             echo 'Error 20: Invalid password';
 400             exit;
 401         }
 402     } else {
 403         if (!jirafeau_challenge_upload($cfg, get_ip_address($cfg), null)) {
 404             echo 'Error 19: No password nor allowed IP';
 405             exit;
 406         }
 407     }
 408
 409     if (!isset($_POST['filename'])) {
 410         echo 'Error 21';
 411         exit;
 412     }
 413
 414     $type = '';
 415     if (isset($_POST['type'])) {
 416         $type = $_POST['type'];
 417     }
 418
 419     $key = '';
 420     if (isset($_POST['key'])) {
 421         $key = $_POST['key'];
 422     }
 423
 424     // Check if one time download is enabled
 425     if (!$cfg['one_time_download'] && isset($_POST['one_time_download'])) {
 426         echo 'Error 26: One time download is disabled.';
 427         exit;
 428     }
 429
 430     $time = time();
 431     if (!isset($_POST['time']) || !$cfg['availabilities'][$_POST['time']]) {
 432         echo 'Error 22';
 433         exit;
 434     } else {
 435         switch ($_POST['time']) {
 436             case 'minute':
 437                 $time += JIRAFEAU_MINUTE;
 438                 break;
 439             case 'hour':
 440                 $time += JIRAFEAU_HOUR;
 441                 break;
 442             case 'day':
 443                 $time += JIRAFEAU_DAY;
 444                 break;
 445             case 'week':
 446                 $time += JIRAFEAU_WEEK;
 447                 break;
 448             case 'month':
 449                 $time += JIRAFEAU_MONTH;
 450                 break;
 451             case 'quarter':
 452                 $time += JIRAFEAU_QUARTER;
 453                 break;
 454             case 'year':
 455                 $time += JIRAFEAU_YEAR;
 456                 break;
 457             default:
 458                 $time = JIRAFEAU_INFINITY;
 459                 break;
 460         }
 461     }
 462     echo jirafeau_async_init($_POST['filename'],
 463                               $type,
 464                               isset($_POST['one_time_download']),
 465                               $key,
 466                               $time,
 467                               get_ip_address($cfg));
 468 }
 469 /* Continue an asynchronous upload. */
 470 elseif (isset($_GET['push_async'])) {
 471     if ((!isset($_POST['ref']))
 472         || (!isset($_FILES['data']))
 473         || (!isset($_POST['code']))) {
 474         echo 'Error 23';
 475     } else {
 476         echo jirafeau_async_push($_POST['ref'],
 477                                   $_FILES['data'],
 478                                   $_POST['code'],
 479                                   $cfg['maximal_upload_size']);
 480     }
 481 }
 482 /* Finalize an asynchronous upload. */
 483 elseif (isset($_GET['end_async'])) {
 484     if (!isset($_POST['ref'])
 485         || !isset($_POST['code'])) {
 486         echo 'Error 24';
 487     } else {
 488         echo jirafeau_async_end($_POST['ref'], $_POST['code'], $cfg['enable_crypt'], $cfg['link_name_length'], $cfg['file_hash']);
 489     }
 490 } else {
 491     echo 'Error 25';
 492 }
 493 exit;
 494 ?>