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 <http://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
  26 define ('JIRAFEAU_ROOT', dirname (__FILE__) . '/');
  27
  28 require (JIRAFEAU_ROOT . 'lib/config.original.php');
  29 require (JIRAFEAU_ROOT . 'lib/settings.php');
  30 require (JIRAFEAU_ROOT . 'lib/functions.php');
  31 require (JIRAFEAU_ROOT . 'lib/lang.php');
  32
  33  global $script_langages;
  34  $script_langages = array ('bash' => 'Bash');
  35
  36 /* Operations may take a long time.
  37  * Be sure PHP's safe mode is off.
  38  */
  39 @set_time_limit(0);
  40 /* Remove errors. */
  41 @error_reporting(0);
  42
  43 if ($_SERVER['REQUEST_METHOD'] == "GET" && count ($_GET) == 0)
  44 {
  45     require (JIRAFEAU_ROOT . 'lib/template/header.php');
  46     check_errors ($cfg);
  47     if (has_error ())
  48     {
  49         show_errors ();
  50         require (JIRAFEAU_ROOT . 'lib/template/footer.php');
  51         exit;
  52     }
  53     echo '<div class="info">';
  54     echo '<h2>' . t('Welcome to Jirafeau\'s query interface') . '</h2>';
  55     echo '<p>';
  56     echo t('This interface permits to script your uploads and downloads.') .
  57             ' ' . t('The instructions above show how to query this interface.');
  58     echo '</p>';
  59
  60     echo '<h3>' . t('Get Jirafeau\'s version') . ':</h3>';
  61     echo '<p>';
  62     echo t('Send a GET query to') . ': <i>' . $web_root . 'script.php</i><br />';
  63     echo '<br />';
  64     echo t('Parameters') . ':<br />';
  65     echo "<b>get_version=</b>1<i> (" . t('Required') . ")</i> <br />";
  66     echo '</p>';
  67     echo '<p>' . t('This will return brut text content.') . ' ' .
  68             t('First line is the version number.') . '<br /></p>';
  69     echo '<p>';
  70     echo t('Example') . ": <a href=\"" . $web_root . "script.php?get_version=1\">" . $web_root . "script.php?get_version=1</a> ";
  71     echo '</p>';
  72
  73     echo '<h3>' . t('Get server capacity') . ':</h3>';
  74     echo '<p>';
  75     echo t('Send a GET query to') . ': <i>' . $web_root . 'script.php</i><br />';
  76     echo '<br />';
  77     echo t('Parameters') . ':<br />';
  78     echo "<b>get_capacity=</b>1<i> (" . t('Required') . ")</i> <br />";
  79     echo '</p>';
  80     echo '<p>' . t('This will return brut text content.') . ' ' .
  81             t('First line is the server capacity (in Bytes).') . '<br /></p>';
  82     echo '<p>';
  83     echo t('Example') . ": <a href=\"" . $web_root . "script.php?get_capacity=1\">" . $web_root . "script.php?get_capacity=1</a> ";
  84     echo '</p>';
  85
  86     echo '<h3>' . t('Maximal allowed size of an uploaded file') . ':</h3>';
  87     echo '<p>';
  88     echo t('Send a GET query to') . ': <i>' . $web_root . 'script.php</i><br />';
  89     echo '<br />';
  90     echo t('Parameters') . ':<br />';
  91     echo "<b>get_maximal_upload_size=</b>1<i> (" . t('Required') . ")</i> <br />";
  92     echo '</p>';
  93     echo '<p>' . t('This will return brut text content.') . ' ' .
  94             t('First line returns size (in MB).') . '<br /></p>';
  95     echo '<p>';
  96     echo t('Example') . ": <a href=\"" . $web_root . "script.php?get_maximal_upload_size=1\">" . $web_root . "script.php?get_maximal_upload_size=1</a> ";
  97     echo '</p>';
  98
  99     echo '<h3>' . t('Upload a file') . ':</h3>';
 100     echo '<p>';
 101     echo t('Send a POST query to') . ': <i>' . $web_root . 'script.php</i><br />';
 102     echo '<br />';
 103     echo t('Parameters') . ':<br />';
 104     echo "<b>file=</b>C:\\your\\file\\path<i> (" . t('Required') . ")</i> <br />";
 105     echo "<b>time=</b>[minute|hour|day|week|month|year|none]<i> (" . t('Optional') . ', '. t('default: none') . ")</i> <br />";
 106     echo "<b>password=</b>your_password<i> (" . t('Optional') . ")</i> <br />";
 107     echo "<b>one_time_download=</b>1<i> (" . t('Optional') . ")</i> <br />";
 108     echo "<b>upload_password=</b>your_upload_password<i> (" . t('Optional') . ")</i> <br />";
 109     echo '</p>';
 110     echo '<p>' . t('This will return brut text content.') . ' ' .
 111          t('First line is the download reference and the second line the delete code.') . '<br /></p>';
 112
 113     echo '<h3>' . t('Get a file') . ':</h3>';
 114     echo '<p>';
 115     echo t('Send a GET query to') . ': <i>' . $web_root . 'script.php</i><br />';
 116     echo '<br />';
 117     echo t('Parameters') . ':<br />';
 118     echo "<b>h=</b>your_download_reference<i> (" . t('Required') . ")</i> <br />";
 119     echo '</p>';
 120     echo '<p>';
 121     echo t('If a password has been set, send a POST request with it.');
 122     echo '<br />';
 123     echo t('Parameters') . ':<br />';
 124     echo "<b>password=</b>your_password<i> (" . t('Optional') . ")</i> <br />";
 125     echo '</p>';
 126     echo '<p>';
 127     echo t('Example') . ": <a href=\"" . $web_root . "script.php?h=30ngy0hsDcpfrF8zR7x9iU\">" . $web_root . "script.php?h=30ngy0hsDcpfrF8zR7x9iU</a> ";
 128     echo '</p>';
 129
 130     echo '<h3>' . t('Delete a file') . ':</h3>';
 131     echo '<p>';
 132     echo t('Send a GET query to') . ': <i>' . $web_root . 'script.php</i><br />';
 133     echo '<br />';
 134     echo t('Parameters') . ':<br />';
 135     echo "<b>h=</b>your_download_reference<i> (" . t('Required') . ")</i> <br />";
 136     echo "<b>d=</b>yout_delete_code<i> (" . t('Required') . ")</i> <br />";
 137     echo '</p>';
 138     echo '<p>' . t('This will return "Ok" if succeeded, "Error" otherwhise.') . '<br /></p>';
 139     echo '<p>';
 140     echo t('Example') . ": <a href=\"" . $web_root . "script.php?h=30ngy0hsDcpfrF8zR7x9iU&amp;d=0d210a952\">" . $web_root . "script.php?h=30ngy0hsDcpfrF8zR7x9iU&amp;d=0d210a952</a> ";
 141     echo '</p>';
 142
 143     echo '<h3>' . t('Get a generated script') . ':</h3>';
 144     echo '<p>';
 145     echo t('Send a GET query to') . ': <i>' . $web_root . 'script.php</i><br />';
 146     echo '<br />';
 147     echo t('Parameters') . ':<br />';
 148     echo "<b>lang=</b>[";
 149     foreach ($script_langages as $lang => $name)
 150         echo $lang;
 151     echo "]<i> (" . t('Required') . ")</i> <br />";
 152     echo '</p>';
 153     echo '<p>' . t('This will return brut text content of the code.') . '<br /></p>';
 154     echo '<p>';
 155     echo t('Example') . ": <br />";
 156     foreach ($script_langages as $lang => $name)
 157         echo "$name: <a href=\"" . $web_root . "script.php?lang=$lang\">" . $web_root . "script.php?lang=$lang</a> ";
 158     echo '</p>';
 159
 160     echo '<h3>' . t('Initalize an asynchronous transfer') . ':</h3>';
 161     echo '<p>';
 162     echo t('The goal is to permit to transfer big file, chunk by chunk.') . ' ';
 163     echo t('Chunks of data must be sent in order.');
 164     echo '</p>';
 165     echo '<p>';
 166     echo t('Send a GET query to') . ': <i>' . $web_root . 'script.php?init_async</i><br />';
 167     echo '<br />';
 168     echo t('Parameters') . ':<br />';
 169     echo "<b>filename=</b>file_name.ext<i> (" . t('Required') . ")</i> <br />";
 170     echo "<b>type=</b>MIME_TYPE<i> (" . t('Optional') . ")</i> <br />";
 171     echo "<b>time=</b>[minute|hour|day|week|month|year|none]<i> (" . t('Optional') . ', '. t('default: none') . ")</i> <br />";
 172     echo "<b>password=</b>your_password<i> (" . t('Optional') . ")</i> <br />";
 173     echo "<b>one_time_download=</b>1<i> (" . t('Optional') . ")</i> <br />";
 174     echo "<b>upload_password=</b>your_upload_password<i> (" . t('Optional') . ")</i> <br />";
 175     echo '</p>';
 176     echo '<p>' . t('This will return brut text content.') . ' ' .
 177          t('First line is the asynchronous transfer reference and the second line the code to use in the next operation.') . '<br /></p>';
 178
 179     echo '<h3>' . t('Push data during asynchronous transfer') . ':</h3>';
 180     echo '<p>';
 181     echo t('Send a GET query to') . ': <i>' . $web_root . 'script.php?push_async</i><br />';
 182     echo '<br />';
 183     echo t('Parameters') . ':<br />';
 184     echo "<b>ref=</b>async_reference<i> (" . t('Required') . ")</i> <br />";
 185     echo "<b>data=</b>data_chunk<i> (" . t('Required') . ")</i> <br />";
 186     echo "<b>code=</b>last_provided_code<i> (" . t('Required') . ")</i> <br />";
 187     echo '</p>';
 188     echo '<p>' . t('This will return brut text content.') . ' ' .
 189          t('Returns the next code to use.') . '<br /></p>';
 190
 191     echo '<h3>' . t('Finalize asynchronous transfer') . ':</h3>';
 192     echo '<p>';
 193     echo t('Send a GET query to') . ': <i>' . $web_root . 'script.php?end_async</i><br />';
 194     echo '<br />';
 195     echo t('Parameters') . ':<br />';
 196     echo "<b>ref=</b>async_reference<i> (" . t('Required') . ")</i> <br />";
 197     echo "<b>code=</b>last_provided_code<i> (" . t('Required') . ")</i> <br />";
 198     echo '</p>';
 199     echo '<p>' . t('This will return brut text content.') . ' ' .
 200          t('First line is the download reference and the second line the delete code.') . '<br /></p>';
 201
 202     echo '</div><br />';
 203     require (JIRAFEAU_ROOT . 'lib/template/footer.php');
 204     exit;
 205 }
 206
 207 /* Lets use interface now. */
 208 header('Content-Type: text; charset=utf-8');
 209
 210 check_errors ($cfg);
 211 if (has_error ())
 212 {
 213     echo "Error";
 214     exit;
 215 }
 216
 217 /* Upload file */
 218 if (isset ($_FILES['file']) && is_writable (VAR_FILES)
 219     && is_writable (VAR_LINKS))
 220 {
 221     if (!jirafeau_challenge_upload_ip ($cfg, $_SERVER['REMOTE_ADDR']))
 222     {
 223         echo "Error";
 224         exit;
 225     }
 226
 227     if (jirafeau_has_upload_password ($cfg) &&
 228          (!isset ($_POST['upload_password']) ||
 229           !jirafeau_challenge_upload_password ($cfg, $_POST['upload_password'])))
 230     {
 231         echo "Error";
 232         exit;
 233     }
 234
 235     $key = '';
 236     if (isset ($_POST['key']))
 237         $key = $_POST['key'];
 238
 239     $time = time ();
 240     if (!isset ($_POST['time']) || !$cfg['availabilities'][$_POST['time']])
 241     {
 242         echo "Error";
 243         exit;
 244     }
 245     else
 246         switch ($_POST['time'])
 247         {
 248             case 'minute':
 249                 $time += JIRAFEAU_MINUTE;
 250                 break;
 251             case 'hour':
 252                 $time += JIRAFEAU_HOUR;
 253                 break;
 254             case 'day':
 255                 $time += JIRAFEAU_DAY;
 256                 break;
 257             case 'week':
 258                 $time += JIRAFEAU_WEEK;
 259                 break;
 260             case 'month':
 261                 $time += JIRAFEAU_MONTH;
 262                 break;
 263             case 'year':
 264                 $time += JIRAFEAU_YEAR;
 265                 break;
 266            default:
 267                 $time = JIRAFEAU_INFINITY;
 268                 break;
 269         }
 270
 271     // Check file size
 272     if ($cfg['maximal_upload_size'] > 0 &&
 273         $_FILES['file']['size'] > $cfg['maximal_upload_size'] * 1024 * 1024)
 274     {
 275         echo "Error";
 276         exit;
 277     }
 278
 279     $res = jirafeau_upload ($_FILES['file'],
 280                             isset ($_POST['one_time_download']),
 281                             $key, $time, $_SERVER['REMOTE_ADDR'],
 282                             $cfg['enable_crypt'], $cfg['link_name_length']);
 283
 284     if (empty($res) || $res['error']['has_error'])
 285     {
 286         echo "Error";
 287         exit;
 288     }
 289     /* Print direct link. */
 290     echo $res['link'];
 291     /* Print delete link. */
 292     echo NL;
 293     echo $res['delete_link'];
 294     /* Print decrypt key. */
 295     echo NL;
 296     echo urlencode($res['crypt_key']);
 297 }
 298 elseif (isset ($_GET['h']))
 299 {
 300     $link_name = $_GET['h'];
 301     $key = '';
 302     if (isset ($_POST['key']))
 303         $key = $_POST['key'];
 304     $d = '';
 305     if (isset ($_GET['d']))
 306         $d = $_GET['d'];
 307
 308     if (!preg_match ('/[0-9a-zA-Z_-]+$/', $link_name))
 309     {
 310         echo "Error";
 311         exit;
 312     }
 313
 314     $link = jirafeau_get_link ($link_name);
 315     if (count ($link) == 0)
 316     {
 317         echo "Error";
 318         exit;
 319     }
 320     if (strlen ($d) > 0 && $d == $link['link_code'])
 321     {
 322         jirafeau_delete_link ($link_name);
 323         echo "Ok";
 324         exit;
 325     }
 326     if ($link['time'] != JIRAFEAU_INFINITY && time () > $link['time'])
 327     {
 328         jirafeau_delete_link ($link_name);
 329         echo "Error";
 330         exit;
 331     }
 332     if (strlen ($link['key']) > 0 && md5 ($key) != $link['key'])
 333     {
 334         echo "Error";
 335         exit;
 336     }
 337     $p = s2p ($link['md5']);
 338     if (!file_exists (VAR_FILES . $p . $link['md5']))
 339     {
 340         echo "Error";
 341         exit;
 342     }
 343
 344     /* Read file. */
 345     header ('Content-Length: ' . $link['file_size']);
 346     header ('Content-Type: ' . $link['mime_type']);
 347     header ('Content-Disposition: attachment; filename="' .
 348             $link['file_name'] . '"');
 349
 350     $r = fopen (VAR_FILES . $p . $link['md5'], 'r');
 351     while (!feof ($r))
 352     {
 353         print fread ($r, 1024);
 354         ob_flush();
 355     }
 356     fclose ($r);
 357
 358     if ($link['onetime'] == 'O')
 359         jirafeau_delete_link ($link_name);
 360     exit;
 361 }
 362 elseif (isset ($_GET['get_capacity']))
 363 {
 364     echo min (jirafeau_ini_to_bytes (ini_get ('post_max_size')),
 365               jirafeau_ini_to_bytes (ini_get ('upload_max_filesize')));
 366 }
 367 elseif (isset ($_GET['get_maximal_upload_size']))
 368 {
 369     echo $cfg['maximal_upload_size'];
 370 }
 371 elseif (isset ($_GET['get_version']))
 372 {
 373     echo JIRAFEAU_VERSION;
 374 }
 375 elseif (isset ($_GET['lang']))
 376 {
 377     $l=$_GET['lang'];
 378     if ($l == "bash")
 379     {
 380 ?>
 381 #!/bin/bash
 382
 383 # This script has been auto-generated by Jirafeau but you can still edit
 384 # options below.
 385
 386 # Config
 387 proxy='' # ex: proxy='proxysever.test.com:3128' or set JIRAFEAU_PROXY global variable
 388 url='<?php echo $cfg['web_root'] . 'script.php'; ?>' # or set JIRAFEAU_URL ex: url='http://mysite/jirafeau/script.php'
 389 time='none' # minute, hour, day, week, month, year or none. Or set JIRAFEAU_TIME.
 390 one_time='' # ex: one_time="1" or set JIRAFEAU_ONE_TIME.
 391 curl='' # curl path to download or set JIRAFEAU_CURL_PATH.
 392 # End of config
 393
 394 if [ -n "$JIRAFEAU_PROXY" ]; then
 395     proxy="$JIRAFEAU_PROXY"
 396 fi
 397
 398 if [ -n "$JIRAFEAU_URL" ]; then
 399     url="$JIRAFEAU_URL"
 400 fi
 401
 402 if [ -z "$url" ]; then
 403     echo "Please set url in script parameters or export JIRAFEAU_URL"
 404 fi
 405
 406 if [ -n "$JIRAFEAU_TIME" ]; then
 407     time="$JIRAFEAU_TIME"
 408 fi
 409
 410 if [ -n "$JIRAFEAU_ONE_TIME" ]; then
 411     one_time='1'
 412 fi
 413
 414 if [ -z "$curl" ]; then
 415     curl="$JIRAFEAU_CURL_PATH"
 416 fi
 417
 418 if [ -z "$curl" ] && [ -e "/usr/bin/curl" ]; then
 419     curl="/usr/bin/curl"
 420 fi
 421
 422 if [ -z "$curl" ] && [ -e "/bin/curl.exe" ]; then
 423     curl="/bin/curl.exe"
 424 fi
 425
 426 if [ -z "$curl" ]; then
 427     echo "Please set your curl binary path (by editing this script or export JIRAFEAU_CURL_PATH global variable)."
 428     exit
 429 fi
 430
 431 if [ -z "$2" ]; then
 432     echo "man:"
 433     echo "    $0 send PATH [PASSWORD]"
 434     echo "    $0 get URL [PASSWORD]"
 435     echo "    $0 delete URL"
 436     echo ""
 437     echo "Global variables to export:"
 438     echo "    JIRAFEAU_PROXY : example: proxysever.test.com:3128"
 439     echo "    JIRAFEAU_URL : example: http://mysite/jirafeau/script.php"
 440     echo "    JIRAFEAU_TIME : minute, hour, day, week, year, month or none"
 441     echo "    JIRAFEAU_ONE_TIME : set anything or set empty"
 442     echo "    JIRAFEAU_CURL : path to your curl binary"
 443
 444     exit 0
 445 fi
 446
 447 if [ -n "$proxy" ]; then
 448     proxy="-x $proxy"
 449 fi
 450
 451 options=''
 452 if [ -n "$one_time" ]; then
 453     options="$options -F one_time_download=1"
 454 fi
 455
 456 password=''
 457 if [ -n "$3" ]; then
 458     password="$3"
 459     options="$options -F key=$password"
 460 fi
 461
 462 if [ "$1" == "send" ]; then
 463     if [ ! -f "$2" ]; then
 464         echo "File \"$2\" does not exists."
 465         exit
 466     fi
 467
 468     # Ret result
 469     res=$($curl -X POST --http1.0 $proxy $options \
 470                   -F "time=$time" \
 471                   -F "file=@$2" \
 472                   $url)
 473
 474     if [[ "$res" == "Error" ]]; then
 475         echo "Error while uploading."
 476         exit
 477     fi
 478
 479     # Not using head or tail to minimise command dependencies
 480     code=$(cnt=0; echo "$res" | while read l; do
 481         if [[ "$cnt" == "0" ]]; then
 482             echo "$l"
 483         fi
 484         cnt=$(( cnt + 1 ))
 485         done)
 486     del_code=$(cnt=0; echo "$res" | while read l; do
 487         if [[ "$cnt" == "1" ]]; then
 488             echo "$l"
 489         fi
 490         cnt=$(( cnt + 1 ))
 491         done)
 492     echo "${url}?h=$code"
 493     echo "${url}?h=$code&d=$del_code"
 494 elif [ "$1" == "get" ]; then
 495     if [ -z "$password" ]; then
 496         $curl $proxy -OJ "$2"
 497     else
 498         $curl $proxy -OJ -X POST -F key=$password "$2"
 499     fi
 500 elif [ "$1" == "delete" ]; then
 501     $curl $proxy "$2"
 502 fi
 503 <?php
 504     }
 505     else
 506     {
 507         echo "Error";
 508         exit;
 509     }
 510 }
 511 /* Initialize an asynchronous upload. */
 512 elseif (isset ($_GET['init_async']))
 513 {
 514     if (!jirafeau_challenge_upload_ip ($cfg, $_SERVER['REMOTE_ADDR']))
 515     {
 516         echo "Error";
 517         exit;
 518     }
 519
 520     if (jirafeau_has_upload_password ($cfg) &&
 521          (!isset ($_POST['upload_password']) ||
 522           !jirafeau_challenge_upload_password ($cfg, $_POST['upload_password'])))
 523     {
 524         echo "Error";
 525         exit;
 526     }
 527
 528     if (!isset ($_POST['filename']))
 529     {
 530         echo "Error";
 531         exit;
 532     }
 533
 534     $type = '';
 535     if (isset ($_POST['type']))
 536         $type = $_POST['type'];
 537
 538     $key = '';
 539     if (isset ($_POST['key']))
 540         $key = $_POST['key'];
 541
 542     $time = time ();
 543     if (!isset ($_POST['time']) || !$cfg['availabilities'][$_POST['time']])
 544     {
 545         echo "Error";
 546         exit;
 547     }
 548     else
 549         switch ($_POST['time'])
 550         {
 551             case 'minute':
 552                 $time += JIRAFEAU_MINUTE;
 553                 break;
 554             case 'hour':
 555                 $time += JIRAFEAU_HOUR;
 556                 break;
 557             case 'day':
 558                 $time += JIRAFEAU_DAY;
 559                 break;
 560             case 'week':
 561                 $time += JIRAFEAU_WEEK;
 562                 break;
 563             case 'month':
 564                 $time += JIRAFEAU_MONTH;
 565                 break;
 566             case 'year':
 567                 $time += JIRAFEAU_YEAR;
 568                 break;
 569             default:
 570                 $time = JIRAFEAU_INFINITY;
 571                 break;
 572         }
 573     echo jirafeau_async_init ($_POST['filename'],
 574                               $type,
 575                               isset ($_POST['one_time_download']),
 576                               $key,
 577                               $time,
 578                               $_SERVER['REMOTE_ADDR']);
 579 }
 580 /* Continue an asynchronous upload. */
 581 elseif (isset ($_GET['push_async']))
 582 {
 583     if ((!isset ($_POST['ref']))
 584         || (!isset ($_FILES['data']))
 585         || (!isset ($_POST['code'])))
 586         echo "Error";
 587     else
 588     {
 589         echo jirafeau_async_push ($_POST['ref'],
 590                                   $_FILES['data'],
 591                                   $_POST['code'],
 592                                   $cfg['maximal_upload_size']);
 593     }
 594 }
 595 /* Finalize an asynchronous upload. */
 596 elseif (isset ($_GET['end_async']))
 597 {
 598     if (!isset ($_POST['ref'])
 599         || !isset ($_POST['code']))
 600         echo "Error";
 601     else
 602         echo jirafeau_async_end ($_POST['ref'], $_POST['code'], $cfg['enable_crypt'], $cfg['link_name_length']);
 603 }
 604 else
 605     echo "Error";
 606 exit;
 607 ?>
 608