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Downloads: Basic support for NGINX secure_link_md5

- NEW: "Protection" section in Downloads >> Preferences
- NEW: Basic support for NGINX secure_link_md5 in Downloads plugin
- NEW: When configured with a URL protection mode, Downloads will
       modify the direct download URL and/or the mirror download URL
       to be compatible with the implemented URL protection

Fixes: #3075
This commit is contained in:
Nick Liu
2018-04-30 05:50:19 -05:00
parent cce67aecf4
commit fa08c915a3
5 changed files with 223 additions and 11 deletions

View File

@@ -286,7 +286,11 @@ class download_main_admin_ui extends e_admin_ui
//required - default column user prefs
protected $fieldpref = array('checkboxes', 'download_image', 'download_id', 'download_datestamp', 'download_category', 'download_name', 'download_active', 'download_class', 'fb_order', 'options');
//
// Security modes
protected $security_options = array(
'none' => LAN_DL_SECURITY_MODE_NONE,
'nginx-secure_link_md5' => LAN_DL_SECURITY_MODE_NGINX_SECURELINKMD5
);
// optional - required only in case of e.g. tables JOIN. This also could be done with custom model (set it in init())
//protected $editQry = "SELECT * FROM #release WHERE release_id = {ID}";
@@ -1149,6 +1153,19 @@ $columnInfo = array(
if ($_POST['download_subsub']) $temp['download_subsub'] = '1'; else $temp['download_subsub'] = '0';
if ($_POST['download_incinfo']) $temp['download_incinfo'] = '1'; else $temp['download_incinfo'] = '0';
if ($_POST['download_security_mode'] === 'nginx-secure_link_md5')
{
$temp['download_security_mode'] = $_POST['download_security_mode'];
$temp['download_security_expression'] = $_POST['download_security_expression'];
$temp['download_security_link_expiry'] = $_POST['download_security_link_expiry'];
}
else
{
e107::getConfig('core')->removePref('download_security_mode');
e107::getConfig('core')->removePref('download_security_expression');
e107::getConfig('core')->removePref('download_security_link_expiry');
}
e107::getConfig('core')->setPref($temp)->save(false);
@@ -2115,14 +2132,15 @@ $columnInfo = array(
"ASC" => DOWLAN_62,
"DESC" => DOWLAN_63
);
$text = "
<ul class='nav nav-tabs'>
<li class='active'><a data-toggle='tab' href='#core-download-download1'>".LAN_DL_DOWNLOAD_OPT_GENERAL."</a></li>
<li><a data-toggle='tab' href='#core-download-download2'>".LAN_DL_DOWNLOAD_OPT_BROKEN."</a></li>
<li><a data-toggle='tab' href='#core-download-download3'>".LAN_DL_DOWNLOAD_OPT_AGREE."</a></li>
<li><a data-toggle='tab' href='#core-download-download4'>".LAN_DL_UPLOAD."</a></li>
<li><a data-toggle='tab' href='#core-download-download4'>".LAN_DL_DOWNLOAD_OPT_SECURITY."</a></li>
<li><a data-toggle='tab' href='#core-download-download5'>".LAN_DL_UPLOAD."</a></li>
</ul>
<form method='post' action='".e_SELF."?".e_QUERY."'>\n
@@ -2226,6 +2244,39 @@ $columnInfo = array(
</div>
</div>
<div class='tab-pane' id='core-download-download4'>
<div>
<p style='padding: 8px'>
".LAN_DL_SECURITY_DESCRIPTION."
</p>
<table class='table adminform'>
<colgroup>
<col style='width:30%'/>
<col style='width:70%'/>
</colgroup>
<tr>
<td>".LAN_DL_SECURITY_MODE."</td>
<td>".$frm->select('download_security_mode', $this->security_options, $pref['download_security_mode'])."</td>
</tr>
<tbody id='nginx-secure_link_md5' ".($pref['download_security_mode'] === 'nginx-secure_link_md5' ? "" : "style='display:none'").">
<tr>
<td>".LAN_DL_SECURITY_NGINX_SECURELINKMD5_EXPRESSION."</td>
<td>
".$frm->text('download_security_expression', $pref['download_security_expression'], 1024)."
<div class='field-help'>".LAN_DL_SECURITY_NGINX_SECURELINKMD5_EXPRESSION_HELP."</div>
</td>
</tr>
<tr>
<td>".LAN_DL_SECURITY_LINK_EXPIRY."</td>
<td>
".$frm->text('download_security_link_expiry', $pref['download_security_link_expiry'], 16, array('pattern' => '\d+'))."
<div class='field-help'>".LAN_DL_SECURITY_LINK_EXPIRY_HELP."</div>
</td>
</tr>
</tbody>
</table>
</div>
</div>
<div class='tab-pane' id='core-download-download5'>
<div>
<table class='table adminform'>
<colgroup>
@@ -2246,7 +2297,20 @@ $columnInfo = array(
</div>
</form>
";
// $ns->tablerender(LAN_DL_OPTIONS, $text);
e107::js('footer-inline', "
$('#download-security-mode').on('change', function() {
var mode = $(this).val();
if (mode == 'nginx-secure_link_md5') {
$('#nginx-secure_link_md5').show('slow');
return;
}
$('#nginx-secure_link_md5').hide('slow');
});
");
echo $text;
}

View File

@@ -0,0 +1,104 @@
<?php
if (!function_exists('http_build_url'))
{
define('HTTP_URL_REPLACE', 1); // Replace every part of the first URL when there's one of the second URL
define('HTTP_URL_JOIN_PATH', 2); // Join relative paths
define('HTTP_URL_JOIN_QUERY', 4); // Join query strings
define('HTTP_URL_STRIP_USER', 8); // Strip any user authentication information
define('HTTP_URL_STRIP_PASS', 16); // Strip any password authentication information
define('HTTP_URL_STRIP_AUTH', 32); // Strip any authentication information
define('HTTP_URL_STRIP_PORT', 64); // Strip explicit port numbers
define('HTTP_URL_STRIP_PATH', 128); // Strip complete path
define('HTTP_URL_STRIP_QUERY', 256); // Strip query string
define('HTTP_URL_STRIP_FRAGMENT', 512); // Strip any fragments (#identifier)
define('HTTP_URL_STRIP_ALL', 1024); // Strip anything but scheme and host
// Build an URL
// The parts of the second URL will be merged into the first according to the flags argument.
//
// @param mixed (Part(s) of) an URL in form of a string or associative array like parse_url() returns
// @param mixed Same as the first argument
// @param int A bitmask of binary or'ed HTTP_URL constants (Optional)HTTP_URL_REPLACE is the default
// @param array If set, it will be filled with the parts of the composed url like parse_url() would return
function http_build_url($url, $parts=array(), $flags=HTTP_URL_REPLACE, &$new_url=false)
{
$keys = array('user','pass','port','path','query','fragment');
// HTTP_URL_STRIP_ALL becomes all the HTTP_URL_STRIP_Xs
if ($flags & HTTP_URL_STRIP_ALL)
{
$flags |= HTTP_URL_STRIP_USER;
$flags |= HTTP_URL_STRIP_PASS;
$flags |= HTTP_URL_STRIP_PORT;
$flags |= HTTP_URL_STRIP_PATH;
$flags |= HTTP_URL_STRIP_QUERY;
$flags |= HTTP_URL_STRIP_FRAGMENT;
}
// HTTP_URL_STRIP_AUTH becomes HTTP_URL_STRIP_USER and HTTP_URL_STRIP_PASS
else if ($flags & HTTP_URL_STRIP_AUTH)
{
$flags |= HTTP_URL_STRIP_USER;
$flags |= HTTP_URL_STRIP_PASS;
}
// Parse the original URL
$parse_url = !is_array($url) ? parse_url($url) : $url;
// Scheme and Host are always replaced
if (isset($parts['scheme']))
$parse_url['scheme'] = $parts['scheme'];
if (isset($parts['host']))
$parse_url['host'] = $parts['host'];
// (If applicable) Replace the original URL with it's new parts
if ($flags & HTTP_URL_REPLACE)
{
foreach ($keys as $key)
{
if (isset($parts[$key]))
$parse_url[$key] = $parts[$key];
}
}
else
{
// Join the original URL path with the new path
if (isset($parts['path']) && ($flags & HTTP_URL_JOIN_PATH))
{
if (isset($parse_url['path']))
$parse_url['path'] = rtrim(str_replace(basename($parse_url['path']), '', $parse_url['path']), '/') . '/' . ltrim($parts['path'], '/');
else
$parse_url['path'] = $parts['path'];
}
// Join the original query string with the new query string
if (isset($parts['query']) && ($flags & HTTP_URL_JOIN_QUERY))
{
if (isset($parse_url['query']))
$parse_url['query'] .= '&' . $parts['query'];
else
$parse_url['query'] = $parts['query'];
}
}
// Strips all the applicable sections of the URL
// Note: Scheme and Host are never stripped
foreach ($keys as $key)
{
if ($flags & (int)constant('HTTP_URL_STRIP_' . strtoupper($key)))
unset($parse_url[$key]);
}
$new_url = $parse_url;
return
((isset($parse_url['scheme'])) ? $parse_url['scheme'] . '://' : '')
.((isset($parse_url['user'])) ? $parse_url['user'] . ((isset($parse_url['pass'])) ? ':' . $parse_url['pass'] : '') .'@' : '')
.((isset($parse_url['host'])) ? $parse_url['host'] : '')
.((isset($parse_url['port'])) ? ':' . $parse_url['port'] : '')
.((isset($parse_url['path'])) ? $parse_url['path'] : '')
.((isset($parse_url['query'])) ? '?' . $parse_url['query'] : '')
.((isset($parse_url['fragment'])) ? '#' . $parse_url['fragment'] : '')
;
}
}