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