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($_POST['one_time_download'])) {
 126         echo 'Error 26: One time download is disabled.';
 127         exit;
 128     }
 129
 130     if ($cfg['store_uploader_ip']) {
 131         $ip = get_ip_address($cfg);
 132     } else {
 133         $ip = "";
 134     }
 135
 136     $res = jirafeau_upload(
 137         $_FILES['file'],
 138         isset($_POST['one_time_download']),
 139         $key,
 140         $time,
 141         $ip,
 142         $cfg['enable_crypt'],
 143         $cfg['link_name_length'],
 144         $cfg['file_hash']
 145     );
 146
 147     if (empty($res) || $res['error']['has_error']) {
 148         echo 'Error 6 ' . $res['error']['why'];
 149         exit;
 150     }
 151     /* Print direct link. */
 152     echo $res['link'];
 153     /* Print delete link. */
 154     echo NL;
 155     echo $res['delete_link'];
 156     /* Print decrypt key. */
 157     echo NL;
 158     echo urlencode($res['crypt_key']);
 159 } elseif (isset($_GET['h'])) {
 160     $link_name = $_GET['h'];
 161     $key = '';
 162     if (isset($_POST['key'])) {
 163         $key = $_POST['key'];
 164     }
 165     $d = '';
 166     if (isset($_GET['d'])) {
 167         $d = $_GET['d'];
 168     }
 169
 170     if (!preg_match('/[0-9a-zA-Z_-]+$/', $link_name)) {
 171         echo 'Error 7';
 172         exit;
 173     }
 174
 175     $link = jirafeau_get_link($link_name);
 176     if (count($link) == 0) {
 177         echo 'Error 8';
 178         exit;
 179     }
 180     if (strlen($d) > 0 && $d == $link['link_code']) {
 181         jirafeau_delete_link($link_name);
 182         echo "Ok";
 183         exit;
 184     }
 185     if ($link['time'] != JIRAFEAU_INFINITY && time() > $link['time']) {
 186         jirafeau_delete_link($link_name);
 187         echo 'Error 9';
 188         exit;
 189     }
 190     if (strlen($link['key']) > 0 && md5($key) != $link['key']) {
 191         sleep(2);
 192         echo 'Error 10';
 193         exit;
 194     }
 195     $p = s2p($link['hash']);
 196     if (!file_exists(VAR_FILES . $p . $link['hash'])) {
 197         echo 'Error 11';
 198         exit;
 199     }
 200
 201     /* Read file. */
 202     header('Content-Length: ' . $link['file_size']);
 203     header('Content-Type: ' . $link['mime_type']);
 204     header('Content-Disposition: attachment; filename="' .
 205             $link['file_name'] . '"');
 206
 207     $r = fopen(VAR_FILES . $p . $link['hash'], 'r');
 208     while (!feof($r)) {
 209         print fread($r, 1024);
 210     }
 211     fclose($r);
 212
 213     if ($link['onetime'] == 'O') {
 214         jirafeau_delete_link($link_name);
 215     }
 216     exit;
 217 } elseif (isset($_GET['get_capacity'])) {
 218     echo jirafeau_get_max_upload_size_bytes();
 219 } elseif (isset($_GET['get_maximal_upload_size'])) {
 220     echo $cfg['maximal_upload_size'];
 221 } elseif (isset($_GET['get_version'])) {
 222     echo JIRAFEAU_VERSION;
 223 } elseif (isset($_GET['lang'])) {
 224     $l=$_GET['lang'];
 225     if ($l == "bash") {
 226         ?>
 227 #!/bin/bash
 228
 229 # This script has been auto-generated by Jirafeau but you can still edit options below.
 230
 231 # Config begin
 232 proxy='' # Or set JIRAFEAU_PROXY.
 233 url='<?php echo $cfg['web_root']; ?>' # Or set JIRAFEAU_URL.
 234 time='<?php echo $cfg['availability_default']; ?>' # Or set JIRAFEAU_TIME.
 235 one_time='' # Or set JIRAFEAU_ONE_TIME.
 236 curl='' # Or set JIRAFEAU_CURL_PATH.
 237 upload_password='' # Or set JIRAFEAU_UPLOAD_PASSWD
 238 # Config end
 239
 240 if [ -n "$JIRAFEAU_PROXY" ]; then
 241     proxy="$JIRAFEAU_PROXY"
 242 fi
 243
 244 if [ -n "$JIRAFEAU_URL" ]; then
 245     url="$JIRAFEAU_URL"
 246 fi
 247
 248 if [ -z "$url" ]; then
 249     echo "Please set url in script parameters or export JIRAFEAU_URL"
 250 fi
 251
 252 if [ -n "$JIRAFEAU_TIME" ]; then
 253     time="$JIRAFEAU_TIME"
 254 fi
 255
 256 if [ -n "$JIRAFEAU_ONE_TIME" ]; then
 257     one_time='1'
 258 fi
 259
 260 if [ -n "$UPLOAD_PASSWD" ]; then
 261     upload_password="$JIRAFEAU_UPLOAD_PASSWORD"
 262 fi
 263
 264 if [ -z "$curl" ]; then
 265     curl="$JIRAFEAU_CURL_PATH"
 266 fi
 267
 268 if [ -z "$curl" ] && [ -e "/usr/bin/curl" ]; then
 269     curl="/usr/bin/curl"
 270 fi
 271
 272 if [ -z "$curl" ] && [ -e "/bin/curl.exe" ]; then
 273     curl="/bin/curl.exe"
 274 fi
 275
 276 if [ -z "$curl" ]; then
 277     echo "Please set your curl binary path (by editing this script or export JIRAFEAU_CURL_PATH global variable)."
 278     exit
 279 fi
 280
 281 if [ -z "$2" ]; then
 282     echo "Jirafeau Bash Script <?php echo JIRAFEAU_VERSION; ?>"
 283     echo "--------------------------"
 284     echo "Usage:"
 285     echo "    $0 OPTIONS"
 286     echo
 287     echo "Options:"
 288     echo "    $0 send FILE [PASSWORD]"
 289     echo "    $0 get URL [PASSWORD]"
 290     echo "    $0 delete URL"
 291     echo
 292     echo "Global variables to export:"
 293     echo "    JIRAFEAU_PROXY: Domain and port of proxy server, eg. »proxysever.example.com:3128«"
 294     echo "    JIRAFEAU_URL : URI to Jirafeau installation with trailing slash, eg. »https://example.com/jirafeau/«"
 295     echo "    JIRAFEAU_TIME : expiration time, eg. »minute«, »hour«, »day«, »week«, »month«, »quarter«, »year« or »none«"
 296     echo "    JIRAFEAU_ONE_TIME : self-destroy after first download, eg. »1« to enable or »« (empty) to disable"
 297     echo "    JIRAFEAU_CURL : alternative path to curl binary"
 298     echo "    JIRAFEAU_UPLOAD_PASSWD : upload password"
 299
 300     exit 0
 301 fi
 302
 303 if [ -n "$proxy" ]; then
 304     proxy="-x $proxy"
 305 fi
 306
 307 options=''
 308 if [ -n "$one_time" ]; then
 309     options="$options -F one_time_download=1"
 310 fi
 311
 312 if [ -n "$upload_password" ]; then
 313     options="$options -F upload_password=$upload_password"
 314 fi
 315
 316 password=''
 317 if [ -n "$3" ]; then
 318     password="$3"
 319     options="$options -F key=$password"
 320 fi
 321
 322 apipage='script.php'
 323 downloadpage='f.php'
 324
 325 if [ "$1" == "send" ]; then
 326     if [ ! -f "$2" ]; then
 327         echo "File \"$2\" does not exists."
 328         exit
 329     fi
 330
 331     # Ret result
 332     res=$($curl -X POST --http1.0 $proxy $options \
 333                   -F "time=$time" \
 334                   -F "file=@$2" \
 335                   $url$apipage)
 336
 337     if [[ "$res" == Error* ]]; then
 338         echo "Error while uploading."
 339         echo $res
 340         exit
 341     fi
 342
 343     # Not using head or tail to minimise command dependencies
 344     code=$(cnt=0; echo "$res" | while read l; do
 345         if [[ "$cnt" == "0" ]]; then
 346             echo "$l"
 347         fi
 348         cnt=$(( cnt + 1 ))
 349         done)
 350     del_code=$(cnt=0; echo "$res" | while read l; do
 351         if [[ "$cnt" == "1" ]]; then
 352             echo "$l"
 353         fi
 354         cnt=$(( cnt + 1 ))
 355         done)
 356     key_code=$(cnt=0; echo "$res" | while read l; do
 357         if [[ "$cnt" == "2" ]]; then
 358             echo "$l"
 359         fi
 360         cnt=$(( cnt + 1 ))
 361         done)
 362
 363     echo
 364     echo "Download page:"
 365     if [[ $key_code ]]; then
 366         echo "    ${url}${downloadpage}?h=$code&k=$key_code"
 367     else
 368         echo "    ${url}${downloadpage}?h=$code"
 369     fi
 370     echo "Direct download:"
 371     if [[ $key_code ]]; then
 372         echo "    ${url}${downloadpage}?h=$code&k=$key_code&d=1"
 373     else
 374         echo "    ${url}${downloadpage}?h=$code&d=1"
 375     fi
 376     echo "Delete link:"
 377     echo "    ${url}${downloadpage}?h=$code&d=$del_code"
 378     echo
 379     echo "Download via API:"
 380     if [[ $key_code ]]; then
 381         echo "    ${0} get ${url}${apipage}?h=$code&k=$key_code [PASSWORD}"
 382     else
 383         echo "    ${0} get ${url}${apipage}?h=$code [PASSWORD}"
 384     fi
 385     echo "Delete via API:"
 386     echo "    ${0} delete \"${url}${downloadpage}?h=$code&d=$del_code\""
 387
 388 elif [ "$1" == "get" ]; then
 389     if [ -z "$password" ]; then
 390         $curl $proxy -OJ "$2"
 391     else
 392         $curl $proxy -OJ -X POST -F key=$password "$2"
 393     fi
 394 elif [ "$1" == "delete" ]; then
 395     $curl $proxy "$2" --data-raw "do_delete=1%2F" | grep "div class" |sed -e "s/<[^>]\+>//g"
 396 fi
 397 <?php
 398     } else {
 399         echo 'Error 12';
 400         exit;
 401     }
 402 }
 403 /* Initialize an asynchronous upload. */
 404 elseif (isset($_GET['init_async'])) {
 405     if (isset($_POST['upload_password'])) {
 406         if (!jirafeau_challenge_upload($cfg, get_ip_address($cfg), $_POST['upload_password'])) {
 407             echo 'Error 20: Invalid password';
 408             exit;
 409         }
 410     } else {
 411         if (!jirafeau_challenge_upload($cfg, get_ip_address($cfg), null)) {
 412             echo 'Error 19: No password nor allowed IP';
 413             exit;
 414         }
 415     }
 416
 417     if (!isset($_POST['filename'])) {
 418         echo 'Error 21';
 419         exit;
 420     }
 421
 422     $type = '';
 423     if (isset($_POST['type'])) {
 424         $type = $_POST['type'];
 425     }
 426
 427     $key = '';
 428     if (isset($_POST['key'])) {
 429         $key = $_POST['key'];
 430     }
 431
 432     // Check if one time download is enabled
 433     if (!$cfg['one_time_download'] && isset($_POST['one_time_download'])) {
 434         echo 'Error 26: One time download is disabled.';
 435         exit;
 436     }
 437
 438     $time = time();
 439     if (!isset($_POST['time']) || !$cfg['availabilities'][$_POST['time']]) {
 440         echo 'Error 22';
 441         exit;
 442     } else {
 443         switch ($_POST['time']) {
 444             case 'minute':
 445                 $time += JIRAFEAU_MINUTE;
 446                 break;
 447             case 'hour':
 448                 $time += JIRAFEAU_HOUR;
 449                 break;
 450             case 'day':
 451                 $time += JIRAFEAU_DAY;
 452                 break;
 453             case 'week':
 454                 $time += JIRAFEAU_WEEK;
 455                 break;
 456             case 'month':
 457                 $time += JIRAFEAU_MONTH;
 458                 break;
 459             case 'quarter':
 460                 $time += JIRAFEAU_QUARTER;
 461                 break;
 462             case 'year':
 463                 $time += JIRAFEAU_YEAR;
 464                 break;
 465             default:
 466                 $time = JIRAFEAU_INFINITY;
 467                 break;
 468         }
 469     }
 470
 471     if ($cfg['store_uploader_ip']) {
 472         $ip = get_ip_address($cfg);
 473     } else {
 474         $ip = "";
 475     }
 476
 477     echo jirafeau_async_init(
 478         $_POST['filename'],
 479         $type,
 480         isset($_POST['one_time_download']),
 481         $key,
 482         $time,
 483         $ip
 484     );
 485 }
 486 /* Continue an asynchronous upload. */
 487 elseif (isset($_GET['push_async'])) {
 488     if ((!isset($_POST['ref']))
 489         || (!isset($_FILES['data']))
 490         || (!isset($_POST['code']))) {
 491         echo 'Error 23';
 492     } else {
 493         echo jirafeau_async_push(
 494             $_POST['ref'],
 495             $_FILES['data'],
 496             $_POST['code'],
 497             $cfg['maximal_upload_size']
 498         );
 499     }
 500 }
 501 /* Finalize an asynchronous upload. */
 502 elseif (isset($_GET['end_async'])) {
 503     if (!isset($_POST['ref'])
 504         || !isset($_POST['code'])) {
 505         echo 'Error 24';
 506     } else {
 507         echo jirafeau_async_end($_POST['ref'], $_POST['code'], $cfg['enable_crypt'], $cfg['link_name_length'], $cfg['file_hash']);
 508     }
 509 } else {
 510     echo 'Error 25';
 511 }
 512 exit;
 513 ?>