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Bypass size limit by splitting big files on client’s side using HTML5 file API

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This commit is contained in:
Jerome Jutteau 2013-02-10 01:37:43 +01:00
parent db5c05cc01
commit 1394469c06
9 changed files with 631 additions and 29 deletions
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20
admin.php
View File

@ -129,6 +129,18 @@ require (JIRAFEAU_ROOT . 'lib/template/header.php');
</tr>
</form>
<form action = "<?php echo basename(__FILE__); ?>" method = "post">
<tr>
<input type = "hidden" name = "action" value = "clean_async"/>
<td class = "info">
<?php echo t('Clean old unfinished transferts'); ?>
</td>
<td></td>
<td>
<input type = "submit" value = "<?php echo t('Clean'); ?>" />
</td>
</tr>
</form>
<form action = "<?php echo basename(__FILE__); ?>" method = "post">
<tr>
<input type = "hidden" name = "action" value = "list"/>
<td class = "info">
@ -201,6 +213,14 @@ if (isset ($_POST['action']))
echo t('Number of cleaned files') . ' : ' . $total;
echo '</p></div>';
}
elseif (strcmp ($_POST['action'], 'clean_async') == 0)
{
$total = jirafeau_admin_clean_async ();
echo '<div class="message">' . NL;
echo '<p>';
echo t('Number of cleaned files') . ' : ' . $total;
echo '</p></div>';
}
elseif (strcmp ($_POST['action'], 'list') == 0)
{
jirafeau_admin_list ("", "", "");

16
file.php
View File

@ -174,14 +174,24 @@ if ($cfg['download_page'] && !$password_challenged && !$button_download && !$but
exit;
}
header ('HTTP/1.0 200 OK');
header ('Content-Length: ' . $link['file_size']);
header ('Content-Type: ' . $link['mime_type']);
if (!jirafeau_is_viewable ($link['mime_type']) || !$cfg['preview'] || $button_download)
{
header ('Content-Disposition: attachment; filename="' .
$link['file_name'] . '"');
else
header ('Content-Type: ' . $link['mime_type']);
/* Read file */
$r = fopen (VAR_FILES . $p . $link['md5'], 'r');
while (!feof ($r))
{
print fread ($r, 1024);
ob_flush();
}
readfile (VAR_FILES . $p . $link['md5']);
fclose ($r);
//readfile (VAR_FILES . $p . $link['md5']);
if ($link['onetime'] == 'O')
jirafeau_delete_link ($link_name);

10
index.php Normal file → Executable file
View File

@ -69,15 +69,13 @@ if (has_error ())
document.getElementById('send').style.display = '';
"/>
</p>
<p class="config">
<?php echo t('Maximum file size') . ': ' . jirafeau_get_max_upload_size (); ?>
</p>
<p id="max_file_size" class="config"></p>
<p>
<input type="submit" id="send" value="<?php echo t('Send'); ?>"
onclick="
document.getElementById('upload').style.display = 'none';
document.getElementById('uploading').style.display = '';
start_upload('<?php echo $cfg['web_root']; ?>');
upload ('<?php echo $cfg['web_root']; ?>', <?php echo jirafeau_get_max_upload_size_bytes (); ?>);
"/>
</p>
<div id="options">
@ -109,5 +107,9 @@ if (has_error ())
document.getElementById('upload_finished').style.display = 'none';
document.getElementById('options').style.display = 'none';
document.getElementById('send').style.display = 'none';
if (!check_html5_file_api ())
document.getElementById('max_file_size').innerHTML = '<?php
echo t('You browser may not support HTML5 so the maximum file size is ') . jirafeau_get_max_upload_size ();
?>';
</script>
<?php require (JIRAFEAU_ROOT . 'lib/template/footer.php'); ?>

2
install.php
View File

@ -95,7 +95,7 @@ jirafeau_check_var_dir ($path)
$path . '</code><br />' . $solution_str .
'<br />' . $mkdir_str2);
foreach (array ('files', 'links') as $subdir)
foreach (array ('files', 'links', 'async') as $subdir)
{
$subpath = $path.$subdir;

182
lib/functions.js
View File

@ -32,13 +32,17 @@ function show_link (url, reference, delete_code, date)
}
else
document.getElementById('validity').style.display = 'none';
document.getElementById('uploading').style.display = 'none';
document.getElementById('upload').style.display = 'none';
document.getElementById('upload_finished').style.display = '';
}
function show_upload_progression (p)
{
document.getElementById('uploaded_percentage').innerHTML = p;
}
function upload_progress (e)
{
if (!e.lengthComputable)
@ -47,7 +51,7 @@ function upload_progress (e)
* to give a response before providing the link.
*/
var p = Math.round (e.loaded * 99 / e.total);
document.getElementById('uploaded_percentage').innerHTML = p.toString() + '%';
show_upload_progression (p.toString() + '%');
}
function upload_failed (e)
@ -56,12 +60,12 @@ function upload_failed (e)
alert ('Sorry, upload failed');
}
function upload (url, file, time, password, one_time)
function classic_upload (url, file, time, password, one_time)
{
var req = new XMLHttpRequest ();
req.upload.addEventListener("progress", upload_progress, false);
req.addEventListener("error", upload_failed, false);
req.addEventListener("abort", upload_failed, false);
req.upload.addEventListener ("progress", upload_progress, false);
req.addEventListener ("error", upload_failed, false);
req.addEventListener ("abort", upload_failed, false);
req.onreadystatechange = function ()
{
if (req.readyState == 4 && req.status == 200)
@ -83,6 +87,8 @@ function upload (url, file, time, password, one_time)
d.setSeconds (d.getSeconds() + 604800);
else if (time == 'month')
d.setSeconds (d.getSeconds() + 2419200);
else
return;
show_link (url, res[0], res[1], d.toString());
}
else
@ -102,12 +108,170 @@ function upload (url, file, time, password, one_time)
req.send (form);
}
function start_upload (url)
function check_html5_file_api ()
{
upload (url,
if (window.File && window.FileReader && window.FileList && window.Blob)
return true;
return false;
}
var async_global_transfered = 0;
var async_global_url = '';
var async_global_file;
var async_global_ref = '';
var async_global_max_size = 0;
var async_global_time;
var async_global_transfering = 0;
function async_upload_start (url, max_size, file, time, password, one_time)
{
async_global_transfered = 0;
async_global_url = url;
async_global_file = file;
async_global_max_size = max_size;
async_global_time = time;
var req = new XMLHttpRequest ();
req.addEventListener ("error", upload_failed, false);
req.addEventListener ("abort", upload_failed, false);
req.onreadystatechange = function ()
{
if (req.readyState == 4 && req.status == 200)
{
var res = req.responseText;
if (res == "Error")
return;
res = res.split ("\n");
async_global_ref = res[0];
var code = res[1];
async_upload_push (code);
}
}
req.open ("POST", async_global_url + 'script.php?init_async' , true);
var form = new FormData();
form.append ("filename", async_global_file.name);
form.append ("type", async_global_file.type);
if (time)
form.append ("time", time);
if (password)
form.append ("key", password);
if (one_time)
form.append ("one_time_download", '1');
req.send (form);
}
function async_upload_progress (e)
{
if (!e.lengthComputable && async_global_file.size != 0)
return;
var p = Math.round ((e.loaded + async_global_transfered) * 99 / (async_global_file.size));
show_upload_progression (p.toString() + '%');
}
function async_upload_push (code)
{
if (async_global_transfered == async_global_file.size)
{
async_upload_end (code);
return;
}
var req = new XMLHttpRequest ();
req.upload.addEventListener ("progress", async_upload_progress, false);
req.addEventListener ("error", upload_failed, false);
req.addEventListener ("abort", upload_failed, false);
req.onreadystatechange = function ()
{
if (req.readyState == 4 && req.status == 200)
{
var res = req.responseText;
if (res == "Error")
return;
res = res.split ("\n");
var code = res[0]
async_global_transfered = async_global_transfering;
async_upload_push (code);
}
}
req.open ("POST", async_global_url + 'script.php?push_async' , true);
var chunk_size = parseInt (async_global_max_size * 0.90);
var start = async_global_transfered;
var end = start + chunk_size;
if (end >= async_global_file.size)
end = async_global_file.size;
var blob = async_global_file.slice (start, end);
async_global_transfering = end;
var form = new FormData();
form.append ("ref", async_global_ref);
form.append ("data", blob);
form.append ("code", code);
req.send (form);
}
function async_upload_end (code)
{
var req = new XMLHttpRequest ();
req.addEventListener ("error", upload_failed, false);
req.addEventListener ("abort", upload_failed, false);
req.onreadystatechange = function ()
{
if (req.readyState == 4 && req.status == 200)
{
var res = req.responseText;
if (res == "Error")
return;
res = res.split ("\n");
if (async_global_time != 'none')
{
var d = new Date();
if (async_global_time == 'minute')
d.setSeconds (d.getSeconds() + 60);
else if (async_global_time == 'hour')
d.setSeconds (d.getSeconds() + 3600);
else if (async_global_time == 'day')
d.setSeconds (d.getSeconds() + 86400);
else if (async_global_time == 'week')
d.setSeconds (d.getSeconds() + 604800);
else if (async_global_time == 'month')
d.setSeconds (d.getSeconds() + 2419200);
else
return;
show_link (async_global_url, res[0], res[1], d.toString());
}
else
show_link (async_global_url, res[0], res[1]);
}
}
req.open ("POST", async_global_url + 'script.php?end_async' , true);
var form = new FormData();
form.append ("ref", async_global_ref);
form.append ("code", code);
req.send (form);
}
function upload (url, max_size)
{
if (check_html5_file_api ()
&& document.getElementById('file_select').files[0].size >= max_size)
{
async_upload_start (url,
max_size,
document.getElementById('file_select').files[0],
document.getElementById('select_time').value,
document.getElementById('input_key').value,
document.getElementById('one_time_download').checked
);
}
}
else
{
classic_upload (url,
document.getElementById('file_select').files[0],
document.getElementById('select_time').value,
document.getElementById('input_key').value,
document.getElementById('one_time_download').checked
);
}
}

294
lib/functions.php Normal file → Executable file
View File

@ -72,6 +72,24 @@ base_16_to_64 ($num)
return $o;
}
/**
* Generate a random code.
* @param $l code length
* @return random code.
*/
function
jirafeau_gen_random ($l)
{
if ($l <= 0)
return 42;
$code="";
for ($i = 0; $i < $l; $i++)
$code .= dechex (rand (0, 15));
return $code;
}
function
jirafeau_human_size ($octets)
{
@ -147,6 +165,17 @@ function jirafeau_ini_to_bytes ($value)
return $bytes;
}
/**
* gets the maximum upload size according to php.ini
* @returns the maximum upload size in bytes
*/
function
jirafeau_get_max_upload_size_bytes ()
{
return min (jirafeau_ini_to_bytes (ini_get ('post_max_size')),
jirafeau_ini_to_bytes (ini_get ('upload_max_filesize')));
}
/**
* gets the maximum upload size according to php.ini
* @returns the maximum upload size string
@ -326,7 +355,7 @@ jirafeau_upload ($file, $one_time_download, $key, $time, $ip)
'delete_link' => ''));
}
/* increment or create count file */
/* Increment or create count file. */
$counter = 0;
if (file_exists (VAR_FILES . $p . $md5 . '_count'))
{
@ -339,9 +368,7 @@ jirafeau_upload ($file, $one_time_download, $key, $time, $ip)
fclose ($handle);
/* Create delete code. */
$delete_link_code = 0;
for ($i = 0; $i < 8; $i++)
$delete_link_code .= dechex (rand (0, 16));
$delete_link_code = jirafeau_gen_random (8);
/* md5 password or empty */
$password = '';
@ -353,8 +380,8 @@ jirafeau_upload ($file, $one_time_download, $key, $time, $ip)
$handle = fopen ($link_tmp_name, 'w');
fwrite ($handle,
$name . NL. $mime_type . NL. $size . NL. $password . NL. $time .
NL . $md5. NL . ($one_time_download ? 'O' : 'R') . NL.date ('U') .
NL. $ip . NL. $delete_link_code . NL);
NL . $md5. NL . ($one_time_download ? 'O' : 'R') . NL . date ('U') .
NL . $ip . NL. $delete_link_code . NL);
fclose ($handle);
$md5_link = base_16_to_64 (md5_file ($link_tmp_name));
$l = s2p ("$md5_link");
@ -405,7 +432,6 @@ jirafeau_is_viewable ($mime)
return false;
}
// Error handling functions.
//! Global array that contains all registered errors.
$error_list = array ();
@ -469,6 +495,9 @@ function check_errors ()
if (!is_writable (VAR_LINKS))
add_error (t('The link directory is not writable!'), VAR_LINKS);
if (!is_writable (VAR_ASYNC))
add_error (t('The async directory is not writable!'), VAR_ASYNC);
/* Check if the install.php script is still in the directory. */
if (file_exists (JIRAFEAU_ROOT . 'install.php'))
@ -641,4 +670,253 @@ jirafeau_admin_clean ()
}
return $count;
}
?>
/**
* Clean old async transferts.
* @return number of cleaned files.
*/
function
jirafeau_admin_clean_async ()
{
$count = 0;
/* Get all links files. */
$stack = array (VAR_ASYNC);
while (($d = array_shift ($stack)) && $d != NULL)
{
$dir = scandir ($d);
foreach ($dir as $node)
{
if (strcmp ($node, '.') == 0 || strcmp ($node, '..') == 0 ||
preg_match ('/\.tmp/i', "$node"))
continue;
if (is_dir ($d . $node))
{
/* Push new found directory. */
$stack[] = $d . $node . '/';
}
elseif (is_file ($d . $node))
{
/* Read async informations. */
$a = jirafeau_get_async_ref (basename ($node));
if (!count ($a))
continue;
/* Delete transferts older than 1 hour. */
if (date ('U') - $a['last_edited'] > 3600)
{
jirafeau_async_delete (basename ($node));
$count++;
}
}
}
}
return $count;
}
/**
* Read async transfert informations
* @return array containing informations.
*/
function
jirafeau_get_async_ref ($ref)
{
$out = array ();
$refinfos = VAR_ASYNC . s2p ("$ref") . "$ref";
if (!file_exists ($refinfos))
return $out;
$c = file ($refinfos);
$out['file_name'] = trim ($c[0]);
$out['mime_type'] = trim ($c[1]);
$out['key'] = trim ($c[2], NL);
$out['time'] = trim ($c[3]);
$out['onetime'] = trim ($c[4]);
$out['ip'] = trim ($c[5]);
$out['last_edited'] = trim ($c[6]);
$out['next_code'] = trim ($c[7]);
return $out;
}
/**
* Delete async transfert informations
*/
function
jirafeau_async_delete ($ref)
{
$p = s2p ("$ref");
if (file_exists (VAR_ASYNC . $p . $ref))
unlink (VAR_ASYNC . $p . $ref);
if (file_exists (VAR_ASYNC . $p . $ref . '_data'))
unlink (VAR_ASYNC . $p . $ref . '_data');
$parse = VAR_ASYNC . $p;
$scan = array();
while (file_exists ($parse)
&& ($scan = scandir ($parse))
&& count ($scan) == 2 // '.' and '..' folders => empty.
&& basename ($parse) != basename (VAR_ASYNC))
{
rmdir ($parse);
$parse = substr ($parse, 0, strlen($parse) - strlen(basename ($parse)) - 1);
}
}
/**
* Init a new asynchronous upload.
* @param $finename Name of the file to send
* @param $one_time One time upload parameter
* @param $key eventual password (or blank)
* @param $time time limit
* @param $ip ip address of the client
* @return a string containing a temporary reference followed by a code or the string "Error"
*/
function
jirafeau_async_init ($filename, $type, $one_time, $key, $time, $ip)
{
$res = 'Error';
/* Create temporary folder. */
$ref;
$p;
$code = jirafeau_gen_random (4);
do
{
$ref = jirafeau_gen_random (32);
$p = VAR_ASYNC . s2p ($ref);
} while (file_exists ($p));
@mkdir ($p, 0755, true);
if (!file_exists ($p))
{
echo "Error";
return;
}
/* md5 password or empty */
$password = '';
if (!empty ($key))
$password = md5 ($key);
/* Store informations. */
$p .= $ref;
$handle = fopen ($p, 'w');
fwrite ($handle,
$filename . NL. $type . NL. $password . NL. $time . NL .
($one_time ? 'O' : 'R') . NL . $ip . NL . date ('U') . NL .
$code . NL);
fclose ($handle);
return $ref . NL . $code ;
}
/**
* Append a piece of file on the asynchronous upload.
* @param $ref asynchronous upload reference
* @param $file piece of data
* @param $code client code for this operation
* @return a string containing a next code to use or the string "Error"
*/
function
jirafeau_async_push ($ref, $data, $code)
{
/* Get async infos. */
$a = jirafeau_get_async_ref ($ref);
/* Check some errors. */
if (count ($a) == 0
|| $a['next_code'] != "$code"
|| empty ($data['tmp_name'])
|| !is_uploaded_file ($data['tmp_name']))
return "Error";
$p = s2p ($ref);
/* Concatenate data. */
$r = fopen ($data['tmp_name'], 'r');
$w = fopen (VAR_ASYNC . $p . $ref . '_data', 'a');
while (!feof ($r))
{
if (fwrite ($w, fread ($r, 1024)) === false)
{
fclose ($r);
fclose ($w);
jirafeau_async_delete ($ref);
return "Error";
}
}
fclose ($r);
fclose ($w);
unlink ($data['tmp_name']);
/* Update async file. */
$code = jirafeau_gen_random (4);
$handle = fopen (VAR_ASYNC . $p . $ref, 'w');
fwrite ($handle,
$a['file_name'] . NL. $a['mime_type'] . NL. $a['key'] . NL .
$a['time'] . NL . $a['onetime'] . NL . $a['ip'] . NL .
date ('U') . NL . $code . NL);
fclose ($handle);
return $code;
}
/**
* Finalyze an asynchronous upload.
* @param $ref asynchronous upload reference
* @param $code client code for this operation
* @return a string containing the download reference followed by a delete code or the string "Error"
*/
function
jirafeau_async_end ($ref, $code)
{
/* Get async infos. */
$a = jirafeau_get_async_ref ($ref);
if (count ($a) == 0
|| $a['next_code'] != "$code")
return "Error";
/* Generate link infos. */
$p = VAR_ASYNC . s2p ($ref) . $ref . "_data";
if (!file_exists($p))
return "Error";
$md5 = md5_file ($p);
$size = filesize($p);
$np = s2p ($md5);
$delete_link_code = jirafeau_gen_random (8);
/* File already exist ? */
if (!file_exists (VAR_FILES . $np))
@mkdir (VAR_FILES . $np, 0755, true);
if (!file_exists (VAR_FILES . $np . $md5))
rename ($p, VAR_FILES . $np . $md5);
/* Increment or create count file. */
$counter = 0;
if (file_exists (VAR_FILES . $np . $md5 . '_count'))
{
$content = file (VAR_FILES . $np . $md5. '_count');
$counter = trim ($content[0]);
}
$counter++;
$handle = fopen (VAR_FILES . $np . $md5. '_count', 'w');
fwrite ($handle, $counter);
fclose ($handle);
/* Create link. */
$link_tmp_name = VAR_LINKS . $md5 . rand (0, 10000) . ' .tmp';
$handle = fopen ($link_tmp_name, 'w');
fwrite ($handle,
$a['file_name'] . NL . $a['mime_type'] . NL . $size . NL .
$a['key'] . NL . $a['time'] . NL . $md5 . NL . $a['onetime'] . NL .
date ('U') . NL . $a['ip'] . NL . $delete_link_code . NL);
fclose ($handle);
$md5_link = base_16_to_64 (md5_file ($link_tmp_name));
$l = s2p ("$md5_link");
if (!@mkdir (VAR_LINKS . $l, 0755, true) ||
!rename ($link_tmp_name, VAR_LINKS . $l . $md5_link))
echo "Error";
/* Clean async upload. */
jirafeau_async_delete ($ref);
return $md5_link . NL . $delete_link_code;
}
?>

10
lib/lang/fr.php
View File

@ -37,6 +37,7 @@ $tr = array (
'One month' => 'Un mois',
'The file directory is not writable' => 'Le dossier \'file\' ne peut être écrit.',
'The link directory is not writable' => 'Le dossier \'link\' ne peut être écrit.',
'The async directory is not writable!' => 'Le dossier \'async\' ne peut être écrit.',
'Installer script still present' => 'Le script d\'installation est toujours présent',
'Please make sure to delete the installer script "install.php" before continuing.' => 'Assurez vous de supprimer le fichier "install.php" avant de continuer.',
'An error occurred.' => 'Une erreur s\'est produite',
@ -102,6 +103,7 @@ $tr = array (
'Wrong password.' => 'Mot de passe invalide.',
'Admin interface' => 'Interface d\'adminitration',
'Clean expired files' => 'Nettoie les fichiers périmés',
'Clean old unfinished transferts' => 'Nettoie les vieux transferts inachevés',
'Clean' => 'Nettoyage',
'Search files by name' => 'Rechercher les fichiers par leur nom',
'Search' => 'Rechercher',
@ -147,5 +149,13 @@ $tr = array (
'This will return "Ok" if succeded, "Error" otherwhise.' => 'Retourne "OK" en cas de succès, "Error" dans le cas contraire.',
'Get a generated scripts' => 'Récupérer un script généré',
'This will return brut text content of the code.' => 'Renvoie le code sous forme the texte brut.',
'Initalize a asynchronous transfert' => 'Initialiser un transfert asynchrone',
'The goal is to permit to transfert big file, chunk by chunk.' => 'Le but est de permettre de transférer de gros fichiers, morceaux par morceaux.',
'Chunks of data must be sent in order.' => 'Chaque morceau doit être envoyé dans l\'ordre.',
'First line is the asynchronous transfert reference and the second line the code to use in the next operation.'
=> 'La première ligne correspond à la référence de transfert asynchrone, la seconde au code à utiliser dans la prochaine requette.',
'Push data during asynchronous transfert' => 'Envoyer des données pendant un transfert asynchrone',
'Returns the next code to use.' => 'Renvoie le prochain code à utiliser.',
'Finalize asynchronous transfert' => 'Finalise un transfert asynchrone',
);
?>

5
lib/settings.php
View File

@ -23,6 +23,7 @@ define ('JIRAFEAU_VERSION', '1.0');
/* Directories. */
define ('VAR_FILES', $cfg['var_root'] . 'files/');
define ('VAR_LINKS', $cfg['var_root'] . 'links/');
define ('VAR_ASYNC', $cfg['var_root'] . 'async/');
/* Useful constants. */
if (!defined ('NL'))
@ -32,7 +33,7 @@ define ('JIRAFEAU_INFINITY', -1);
define ('JIRAFEAU_MINUTE', 60); // 60
define ('JIRAFEAU_HOUR', 3600); // JIRAFEAU_MINUTE * 60
define ('JIRAFEAU_DAY', 86400); // JIRAFEAU_HOUR * 24
define ('JIRAFEAU_WEEK', 604800); // JIRAFEAU_DAY * 7
define ('JIRAFEAU_MONTH', 2419200); // JIRAFEAU_WEEK * 4
define ('JIRAFEAU_WEEK', 604800); // JIRAFEAU_DAY * 7
define ('JIRAFEAU_MONTH', 2419200); // JIRAFEAU_WEEK * 4
?>

121
script.php
View File

@ -135,6 +135,47 @@ if ($_SERVER['REQUEST_METHOD'] == "GET" && count ($_GET) == 0)
foreach ($script_langages as $lang => $name)
echo "$name: <a href=\"" . $web_root . "script.php?lang=$lang\">" . $web_root . "script.php?lang=$lang</a> ";
echo '</p>';
echo '<h3>' . t('Initalize a asynchronous transfert') . ':</h3>';
echo '<p>';
echo t('The goal is to permit to transfert big file, chunk by chunk.') . ' ';
echo t('Chunks of data must be sent in order.');
echo '</p>';
echo '<p>';
echo t('Send a GET query to') . ': <i>' . $web_root . 'script.php?init_async</i><br />';
echo '<br />';
echo t('Parameters') . ':<br />';
echo "<b>filename=</b>file_name.ext<i> (" . t('Required') . ")</i> <br />";
echo "<b>type=</b>MIME_TYPE<i> (" . t('Optional') . ")</i> <br />";
echo "<b>time=</b>[minute|hour|day|week|month|none]<i> (" . t('Optional') . ', '. t('default: none') . ")</i> <br />";
echo "<b>password=</b>your_password<i> (" . t('Optional') . ")</i> <br />";
echo "<b>one_time_download=</b>1<i> (" . t('Optional') . ")</i> <br />";
echo '</p>';
echo '<p>' . t('This will return brut text content.') . ' ' .
t('First line is the asynchronous transfert reference and the second line the code to use in the next operation.') . '<br /></p>';
echo '<h3>' . t('Push data during asynchronous transfert') . ':</h3>';
echo '<p>';
echo t('Send a GET query to') . ': <i>' . $web_root . 'script.php?push_async</i><br />';
echo '<br />';
echo t('Parameters') . ':<br />';
echo "<b>ref=</b>async_reference<i> (" . t('Required') . ")</i> <br />";
echo "<b>data=</b>data_chunk<i> (" . t('Required') . ")</i> <br />";
echo "<b>code=</b>last_provided_code<i> (" . t('Required') . ")</i> <br />";
echo '</p>';
echo '<p>' . t('This will return brut text content.') . ' ' .
t('Returns the next code to use.') . '<br /></p>';
echo '<h3>' . t('Finalize asynchronous transfert') . ':</h3>';
echo '<p>';
echo t('Send a GET query to') . ': <i>' . $web_root . 'script.php?end_async</i><br />';
echo '<br />';
echo t('Parameters') . ':<br />';
echo "<b>ref=</b>async_reference<i> (" . t('Required') . ")</i> <br />";
echo "<b>code=</b>last_provided_code<i> (" . t('Required') . ")</i> <br />";
echo '</p>';
echo '<p>' . t('This will return brut text content.') . ' ' .
t('First line is the download reference and the second line the delete code.') . '<br /></p>';
echo '</div><br />';
require (JIRAFEAU_ROOT . 'lib/template/footer.php');
@ -238,11 +279,19 @@ elseif (isset ($_GET['h']))
exit;
}
/* Read file. */
header ('Content-Length: ' . $link['file_size']);
header ('Content-Type: ' . $link['mime_type']);
header ('Content-Disposition: attachment; filename="' .
$link['file_name'] . '"');
readfile (VAR_FILES . $p . $link['md5']);
$r = fopen (VAR_FILES . $p . $link['md5'], 'r');
while (!feof ($r))
{
print fread ($r, 1024);
ob_flush();
}
fclose ($r);
if ($link['onetime'] == 'O')
jirafeau_delete_link ($link_name);
@ -393,7 +442,75 @@ fi
exit;
}
}
/* Initialize an asynchronous upload. */
elseif (isset ($_GET['init_async']))
{
if (!isset ($_POST['filename']))
{
echo "Error";
exit;
}
$type = '';
if (isset ($_POST['type']))
$type = $_POST['type'];
$key = '';
if (isset ($_POST['password']))
$key = $_POST['password'];
$time = time ();
if (!isset ($_POST['time']))
$time = JIRAFEAU_INFINITY;
else
switch ($_POST['time'])
{
case 'minute':
$time += JIRAFEAU_MINUTE;
break;
case 'hour':
$time += JIRAFEAU_HOUR;
break;
case 'day':
$time += JIRAFEAU_DAY;
break;
case 'week':
$time += JIRAFEAU_WEEK;
break;
case 'month':
$time += JIRAFEAU_MONTH;
break;
default:
$time = JIRAFEAU_INFINITY;
break;
}
echo jirafeau_async_init ($_POST['filename'],
$type,
isset ($_POST['one_time_download']),
$key,
$time,
$_SERVER['REMOTE_ADDR']);
}
/* Continue an asynchronous upload. */
elseif (isset ($_GET['push_async']))
{
if ((!isset ($_POST['ref']))
|| (!isset ($_FILES['data']))
|| (!isset ($_POST['code'])))
echo "Error";
else
echo jirafeau_async_push ($_POST['ref'], $_FILES['data'], $_POST['code']);
}
/* Finalize an asynchronous upload. */
elseif (isset ($_GET['end_async']))
{
if (!isset ($_POST['ref'])
|| !isset ($_POST['code']))
echo "Error";
else
echo jirafeau_async_end ($_POST['ref'], $_POST['code']);
}
else
echo "Error";
exit;
?>
?>