* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
+
+/**
+ * Transform a string in a path by seperating each letters by a '/'.
+ * @return path finishing with a '/'
+ */
+function
+s2p ($s)
+{
+ $p = '';
+ for ($i = 0; $i < strlen ($s); $i++)
+ $p .= $s{$i} . '/';
+ return $p;
+}
+
+/**
+ * Convert base 16 to base 64
+ * @returns A string based on 64 characters (0-9, a-z, A-Z, "-" and "_")
+ */
+function
+base_16_to_64 ($num)
+{
+ $m = '0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ-_';
+ $hex2bin = ['0000', # 0
+ '0001', # 1
+ '0010', # 2
+ '0011', # 3
+ '0100', # 4
+ '0101', # 5
+ '0110', # 6
+ '0111', # 7
+ '1000', # 8
+ '1001', # 9
+ '1010', # a
+ '1011', # b
+ '1100', # c
+ '1101', # d
+ '1110', # e
+ '1111']; # f
+ $o = '';
+ $b = '';
+ $i = 0;
+ # Convert long hex string to bin.
+ $size = strlen ($num);
+ for ($i = 0; $i < $size; $i++)
+ $b .= $hex2bin{hexdec ($num{$i})};
+ # Convert long bin to base 64.
+ $size *= 4;
+ for ($i = $size - 6; $i >= 0; $i -= 6)
+ $o = $m{bindec (substr ($b, $i, 6))} . $o;
+ # Some few bits remaining ?
+ if ($i < 0 && $i > -6)
+ $o = $m{bindec (substr ($b, 0, $i + 6))} . $o;
+ return $o;
+}
+
+function
+jirafeau_human_size ($octets)
+{
+ $u = array ('B', 'KB', 'MB', 'GB', 'TB');
+ $o = max ($octets, 0);
+ $p = min (floor (($o ? log ($o) : 0) / log (1024)), count ($u) - 1);
+ $o /= pow (1024, $p);
+ return round ($o, 1) . $u[$p];
+}
+
+function
+jirafeau_clean_rm_link ($link)
+{
+ $p = s2p ("$link");
+ if (file_exists (VAR_LINKS . $p . $link))
+ unlink (VAR_LINKS . $p . $link);
+ $parse = VAR_LINKS . $p;
+ $scan = array();
+ while (file_exists ($parse)
+ && ($scan = scandir ($parse))
+ && count ($scan) == 2 // '.' and '..' folders => empty.
+ && basename ($parse) != basename (VAR_LINKS))
+ {
+ rmdir ($parse);
+ $parse = substr ($parse, 0, strlen($parse) - strlen(basename ($parse)) - 1);
+ }
+}
+
+function
+jirafeau_clean_rm_file ($md5)
+{
+ $p = s2p ("$md5");
+ if (file_exists (VAR_FILES . $p . $md5))
+ unlink (VAR_FILES . $p . $md5);
+ if (file_exists (VAR_FILES . $p . $md5 . '_count'))
+ unlink (VAR_FILES . $p . $md5 . '_count');
+ $parse = VAR_FILES . $p;
+ $scan = array();
+ while (file_exists ($parse)
+ && ($scan = scandir ($parse))
+ && count ($scan) == 2 // '.' and '..' folders => empty.
+ && basename ($parse) != basename (VAR_FILES))
+ {
+ rmdir ($parse);
+ $parse = substr ($parse, 0, strlen($parse) - strlen(basename ($parse)) - 1);
+ }
+}
+
/**
* transforms a php.ini string representing a value in an integer
* @param $value the value from php.ini
/**
* gets the maximum upload size according to php.ini
- * @returns the maximum upload size
+ * @returns the maximum upload size string
*/
function
jirafeau_get_max_upload_size ()
{
- return min (jirafeau_ini_to_bytes (ini_get ('post_max_size')),
- jirafeau_ini_to_bytes (ini_get ('upload_max_filesize')));
+ return jirafeau_human_size(
+ min (jirafeau_ini_to_bytes (ini_get ('post_max_size')),
+ jirafeau_ini_to_bytes (ini_get ('upload_max_filesize'))));
}
/**
*/
function
-jirafeau_delete ($link)
+jirafeau_delete_link ($link)
{
- if (!file_exists ( VAR_LINKS . $link))
+ $l = jirafeau_get_link ($link);
+ if (!count ($l))
return;
- $content = file (VAR_LINKS . $link);
- $md5 = trim ($content[5]);
- unlink (VAR_LINKS . $link);
+ jirafeau_clean_rm_link ($link);
+
+ $md5 = $l['md5'];
+ $p = s2p ("$md5");
$counter = 1;
- if (file_exists ( VAR_FILES . $md5. '_count'))
+ if (file_exists (VAR_FILES . $p . $md5. '_count'))
{
- $content = file ( VAR_FILES . $md5. '_count');
+ $content = file (VAR_FILES . $p . $md5. '_count');
$counter = trim ($content[0]);
}
$counter--;
if ($counter >= 1)
{
- $handle = fopen ( VAR_FILES . $md5. '_count', 'w');
+ $handle = fopen (VAR_FILES . $p . $md5. '_count', 'w');
fwrite ($handle, $counter);
fclose ($handle);
}
if ($counter == 0)
- {
- if (file_exists (VAR_FILES . $md5))
- unlink ( VAR_FILES . $md5);
- if (file_exists (VAR_FILES . $md5 . '_count'))
- unlink ( VAR_FILES . $md5. '_count');
- }
+ jirafeau_clean_rm_file ($md5);
}
/**
jirafeau_delete_file ($md5)
{
$count = 0;
- $links_dir = scandir (VAR_LINKS);
-
- foreach ($links_dir as $link)
+ /* Get all links files. */
+ $stack = array (VAR_LINKS);
+ while (($d = array_shift ($stack)) && $d != NULL)
{
- if (strcmp ($link, '.') == 0 || strcmp ($link, '..') == 0 ||
- preg_match ('/\.tmp/i', "$link"))
- continue;
- /* Read link informations. */
- $l = jirafeau_get_link ($link);
- if ($l['md5'] == $md5)
+ $dir = scandir ($d);
+
+ foreach ($dir as $node)
{
- $count++;
- jirafeau_delete ($link);
+ 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 link informations. */
+ $l = jirafeau_get_link (basename ($node));
+ if (!count ($l))
+ continue;
+ if ($l['md5'] == $md5)
+ {
+ $count++;
+ jirafeau_delete_link ($node);
+ }
+ }
}
}
-
- if (file_exists (VAR_FILES . $md5 . '_count'))
- unlink (VAR_FILES . $md5. '_count');
- if (file_exists (VAR_FILES . $md5))
- unlink (VAR_FILES . $md5);
-
+ jirafeau_clean_rm_file ($md5);
return $count;
}
* @param $one_time_download is the file a one time download ?
* @param $key if not empty, protect the file with this key
* @param $time the time of validity of the file
- * @param $cfg the current configuration
* @param $ip uploader's ip
* @returns an array containing some information
* 'error' => information on possible errors
* 'delete_link' => the link code to delete file
*/
function
-jirafeau_upload ($file, $one_time_download, $key, $time, $cfg, $ip)
+jirafeau_upload ($file, $one_time_download, $key, $time, $ip)
{
if (empty ($file['tmp_name']) || !is_uploaded_file ($file['tmp_name']))
{
/* does file already exist ? */
$rc = false;
- if (file_exists ( VAR_FILES . $md5))
+ $p = s2p ("$md5");
+ if (file_exists (VAR_FILES . $p . $md5))
{
$rc = unlink ($file['tmp_name']);
}
- elseif (move_uploaded_file ($file['tmp_name'], VAR_FILES . $md5))
+ elseif ((file_exists (VAR_FILES . $p) || @mkdir (VAR_FILES . $p, 0755, true))
+ && move_uploaded_file ($file['tmp_name'], VAR_FILES . $p . $md5))
{
$rc = true;
}
return (array(
'error' =>
array ('has_error' => true,
- 'why' => t('Internal error during file creation. ')),
+ 'why' => t('Internal error during file creation.')),
'link' =>'',
'delete_link' => ''));
}
/* increment or create count file */
$counter = 0;
- if (file_exists (VAR_FILES . $md5 . '_count'))
+ if (file_exists (VAR_FILES . $p . $md5 . '_count'))
{
- $content = file ( VAR_FILES . $md5. '_count');
+ $content = file (VAR_FILES . $p . $md5. '_count');
$counter = trim ($content[0]);
}
$counter++;
- $handle = fopen ( VAR_FILES . $md5. '_count', 'w');
+ $handle = fopen (VAR_FILES . $p . $md5. '_count', 'w');
fwrite ($handle, $counter);
fclose ($handle);
$password = md5 ($key);
/* create link file */
- $link_tmp_name = VAR_LINKS . $md5.rand (0, 10000) . ' .tmp';
+ $link_tmp_name = VAR_LINKS . $md5 . rand (0, 10000) . ' .tmp';
$handle = fopen ($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);
+ $name . NL. $mime_type . NL. $size . NL. $password . NL. $time .
+ NL . $md5. NL . ($one_time_download ? 'O' : 'R') . NL.date ('U') .
+ NL. $ip . NL. $delete_link_code . NL);
fclose ($handle);
- $md5_link = md5_file ($link_tmp_name);
- if (!rename ($link_tmp_name, VAR_LINKS . $md5_link))
+ $md5_link = base_16_to_64 (md5_file ($link_tmp_name));
+ $l = s2p ("$md5_link");
+ if (!@mkdir (VAR_LINKS . $l, 0755, true) ||
+ !rename ($link_tmp_name, VAR_LINKS . $l . $md5_link))
{
- unlink ($link_tmp_name);
+ if (file_exists ($link_tmp_name))
+ unlink ($link_tmp_name);
+
$counter--;
if ($counter >= 1)
{
- $handle = fopen ( VAR_FILES . $md5. '_count', 'w');
+ $handle = fopen (VAR_FILES . $p . $md5. '_count', 'w');
fwrite ($handle, $counter);
fclose ($handle);
}
else
{
- unlink ( VAR_FILES . $md5. '_count');
- unlink ( VAR_FILES . $md5);
+ jirafeau_clean_rm_file ($md5_link);
}
return (array(
'error' =>
}
}
+function check_errors ()
+{
+ if (file_exists (JIRAFEAU_ROOT . 'install.php')
+ && !file_exists (JIRAFEAU_ROOT . 'lib/config.local.php'))
+ {
+ header('Location: install.php');
+ exit;
+ }
+
+ /* check if the destination dirs are writable */
+ $writable = is_writable (VAR_FILES) && is_writable (VAR_LINKS);
+
+ /* Checking for errors. */
+ if (!is_writable (VAR_FILES))
+ add_error (t('The file directory is not writable!'), VAR_FILES);
+
+ if (!is_writable (VAR_LINKS))
+ add_error (t('The link directory is not writable!'), VAR_LINKS);
+
+ /* Check if the install.php script is still in the directory. */
+ if (file_exists (JIRAFEAU_ROOT . 'install.php'))
+ add_error (t('Installer script still present'),
+ t('Please make sure to delete the installer script ' .
+ '"install.php" before continuing.'));
+}
+
/**
* Read link informations
* @return array containing informations.
jirafeau_get_link ($hash)
{
$out = array ();
- $link = VAR_LINKS . $hash;
+ $link = VAR_LINKS . s2p ("$hash") . $hash;
if (!file_exists ($link))
return $out;
return $out;
}
-function
-jirafeau_human_size ($octets)
-{
- $u = array ('B', 'KB', 'MB', 'GB', 'TB');
- $o = max ($octets, 0);
- $p = min (floor (($o ? log ($o) : 0) / log (1024)), count ($u) - 1);
- $o /= pow (1024, $p);
- return round ($o, 1) . $u[$p];
-}
-
/**
* List files in admin interface.
*/
function
jirafeau_admin_list ($name, $file_hash, $link_hash)
{
- $links_dir = scandir (VAR_LINKS);
echo '<fieldset><legend>';
if (!empty ($name))
- echo $name . ' ';
+ echo t('Filename') . ": $name ";
if (!empty ($file_hash))
- echo $file_hash . ' ';
+ echo t('file') . ": $file_hash ";
if (!empty ($link_hash))
- echo $link_hash . ' ';
+ echo t('link') . ": $link_hash ";
if (empty ($name) && empty ($file_hash) && empty ($link_hash))
echo t('List all files');
echo '</legend>';
echo '<td>' . t('Origin') . '</td>';
echo '<td>' . t('Action') . '</td>';
echo '</tr>';
- foreach ($links_dir as $link)
+
+ /* Get all links files. */
+ $stack = array (VAR_LINKS);
+ while (($d = array_shift ($stack)) && $d != NULL)
{
- if (strcmp ($link, '.') == 0 || strcmp ($link, '..') == 0 ||
- preg_match ('/\.tmp/i', "$link"))
- continue;
- /* Read link informations. */
- $l = jirafeau_get_link ($link);
-
- /* Filter. */
- if (!empty ($name) && $name != $l['file_name'])
- continue;
- if (!empty ($file_hash) && $file_hash != $l['md5'])
- continue;
- if (!empty ($link_hash) && $link_hash != $link)
- continue;
-
- /* Print link informations. */
- echo '<tr>';
- echo '<td>' . $l['file_name'] . '</td>';
- echo '<td>' . $l['mime_type'] . '</td>';
- echo '<td>' . jirafeau_human_size ($l['file_size']) . '</td>';
- echo '<td>' . ($l['time'] == -1 ? '' : strftime ('%c', $l['time'])) .
- '</td>';
- echo '<td>' . $l['onetime'] . '</td>';
- echo '<td>' . strftime ('%c', $l['upload_date']) . '</td>';
- echo '<td>' . $l['ip'] . '</td>';
- echo '<td>' .
- '<form action = "admin.php" method = "post">' .
- '<input type = "hidden" name = "action" value = "delete_link"/>' .
- '<input type = "hidden" name = "link" value = "' . $link . '"/>' .
- '<input type = "submit" value = "' . t('Del link') . '" />' .
- '</form>' .
- '<form action = "admin.php" method = "post">' .
- '<input type = "hidden" name = "action" value = "delete_file"/>' .
- '<input type = "hidden" name = "md5" value = "' . $l['md5'] . '"/>' .
- '<input type = "submit" value = "' . t('Del file and links') . '" />' .
- '</form>' .
- '</td>';
- echo '</tr>';
+ $dir = scandir ($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 link informations. */
+ $l = jirafeau_get_link ($node);
+ if (!count ($l))
+ continue;
+
+ /* Filter. */
+ if (!empty ($name) && !preg_match ("/$name/i", $l['file_name']))
+ continue;
+ if (!empty ($file_hash) && $file_hash != $l['md5'])
+ continue;
+ if (!empty ($link_hash) && $link_hash != $node)
+ continue;
+ /* Print link informations. */
+ echo '<tr>';
+ echo '<td>' .
+ '<form action = "admin.php" method = "post">' .
+ '<input type = "hidden" name = "action" value = "download"/>' .
+ '<input type = "hidden" name = "link" value = "' . $node . '"/>' .
+ '<input type = "submit" value = "' . $l['file_name'] . '" />' .
+ '</form>';
+ echo '</td>';
+ echo '<td>' . $l['mime_type'] . '</td>';
+ echo '<td>' . jirafeau_human_size ($l['file_size']) . '</td>';
+ echo '<td>' . ($l['time'] == -1 ? '' : strftime ('%c', $l['time'])) .
+ '</td>';
+ echo '<td>' . $l['onetime'] . '</td>';
+ echo '<td>' . strftime ('%c', $l['upload_date']) . '</td>';
+ echo '<td>' . $l['ip'] . '</td>';
+ echo '<td>' .
+ '<form action = "admin.php" method = "post">' .
+ '<input type = "hidden" name = "action" value = "delete_link"/>' .
+ '<input type = "hidden" name = "link" value = "' . $node . '"/>' .
+ '<input type = "submit" value = "' . t('Del link') . '" />' .
+ '</form>' .
+ '<form action = "admin.php" method = "post">' .
+ '<input type = "hidden" name = "action" value = "delete_file"/>' .
+ '<input type = "hidden" name = "md5" value = "' . $l['md5'] . '"/>' .
+ '<input type = "submit" value = "' . t('Del file and links') . '" />' .
+ '</form>' .
+ '</td>';
+ echo '</tr>';
+ }
+ }
}
echo '</table></fieldset>';
}
function
jirafeau_admin_clean ()
{
- $c = 0;
- $links_dir = scandir (VAR_LINKS);
-
- foreach ($links_dir as $link)
+ $count = 0;
+ /* Get all links files. */
+ $stack = array (VAR_LINKS);
+ while (($d = array_shift ($stack)) && $d != NULL)
{
- if (strcmp ($link, '.') == 0 || strcmp ($link, '..') == 0 ||
- preg_match ('/\.tmp/i', "$link"))
- continue;
- /* Read link informations. */
- $l = jirafeau_get_link ($link);
- if ($l['time'] > 0 && $l['time'] < time () || // expired
- !file_exists (VAR_FILES . $l['md5']) || // invalid
- !file_exists (VAR_FILES . $l['md5'] . '_count')) // invalid
+ $dir = scandir ($d);
+
+ foreach ($dir as $node)
{
- jirafeau_delete ($link);
- $c++;
+ if (strcmp ($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 link informations. */
+ $l = jirafeau_get_link (basename ($node));
+ if (!count ($l))
+ continue;
+ $p = s2p ($l['md5']);
+ if ($l['time'] > 0 && $l['time'] < time () || // expired
+ !file_exists (VAR_FILES . $p . $l['md5']) || // invalid
+ !file_exists (VAR_FILES . $p . $l['md5'] . '_count')) // invalid
+ {
+ jirafeau_delete_link ($node);
+ $count++;
+ }
+ }
}
}
- return $c;
+ return $count;
}
?>