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fix whitespace

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This commit is contained in:
Starbeamrainbowlabs 2020-04-18 12:37:07 +01:00
parent 171f9f4874
commit ad8d05a3eb
Signed by: sbrl
GPG key ID: 1BE5172E637709C2
2 changed files with 109 additions and 112 deletions
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153
modules/feature-upload.php
View file

@ -14,8 +14,8 @@ register_module([
* @apiPermission User
*
* @apiParam {bool} avatar Optional. If true then a special page to upload your avatar is displayed instead.
*/
*/
/**
* @api {post} ?action=upload Upload a file
* @apiName UploadFile
@ -35,7 +35,7 @@ register_module([
* @apiError DuplicateFileError The filename specified is a duplicate of a file that already exists.
* @apiError FileTamperedError Pepperminty Wiki couldn't verify that the file wasn't tampered with during theupload process.
*/
/*
* ██ ██ ██████ ██ ██████ █████ ██████
* ██ ██ ██ ██ ██ ██ ██ ██ ██ ██ ██
@ -45,20 +45,20 @@ register_module([
*/
add_action("upload", function() {
global $settings, $env, $pageindex, $paths;
$is_avatar = !empty($_POST["avatar"]) || !empty($_GET["avatar"]);
switch($_SERVER["REQUEST_METHOD"])
{
case "GET":
// Send upload page
if(!$settings->upload_enabled)
exit(page_renderer::render("Upload Disabled - $setting->sitename", "<p>You can't upload anything at the moment because $settings->sitename has uploads disabled. Try contacting $settings->admindetails_name, your site Administrator. <a href='javascript:history.back();'>Go back</a>.</p>"));
if(!$env->is_logged_in)
exit(page_renderer::render("Upload Error - $settings->sitename", "<p>You are not currently logged in, so you can't upload anything.</p>
<p>Try <a href='?action=login&returnto=" . rawurlencode("?action=upload") . "'>logging in</a> first.</p>"));
if($is_avatar) {
exit(page_renderer::render("Upload avatar - $settings->sitename", "<h1>Upload avatar</h1>
<p>Select an image below, and then press upload. $settings->sitename currently supports the following file types (though not all of them may be suitable for an avatar): " . implode(", ", $settings->upload_allowed_file_types) . "</p>
@ -66,13 +66,13 @@ register_module([
<label for='file'>Select a file to upload.</label>
<input type='file' name='file' id='file-upload-selector' tabindex='1' />
<br />
<p class='editing_message'>$settings->editing_message</p>
<input type='hidden' name='avatar' value='yes' />
<input type='submit' value='Upload' tabindex='20' />
</form>"));
}
exit(page_renderer::render("Upload - $settings->sitename", "<h1>Upload file</h1>
<p>Select an image or file below, and then type a name for it in the box. This server currently supports uploads up to " . human_filesize(get_max_upload_size()) . " in size.</p>
<p>$settings->sitename currently supports uploading of the following file types: " . implode(", ", $settings->upload_allowed_file_types) . ".</p>
@ -95,16 +95,16 @@ register_module([
document.getElementById('file-upload-name').value = newName;
});
</script>"));
break;
case "POST":
// Receive file
if(!$settings->editing) {
exit(page_renderer::render_main("Upload failed - $settings->sitename", "<p>Your upload couldn't be processed because editing is currently disabled on $settings->sitename. Please contact $settings->admindetails_name, $settings->sitename's administrator for more information - their contact details can be found at the bottom of this page. <a href='index.php'>Go back to the main page</a>."));
}
// Make sure uploads are enabled
if(!$settings->upload_enabled)
{
@ -113,7 +113,7 @@ register_module([
http_response_code(412);
exit(page_renderer::render("Upload failed - $settings->sitename", "<p>Your upload couldn't be processed because uploads are currently disabled on $settings->sitename. <a href='index.php'>Go back to the main page</a>.</p>"));
}
// Make sure that the user is logged in
if(!$env->is_logged_in)
{
@ -122,7 +122,7 @@ register_module([
http_response_code(401);
exit(page_renderer::render("Upload failed - $settings->sitename", "<p>Your upload couldn't be processed because you are not logged in.</p><p>Try <a href='?action=login&returnto=" . rawurlencode("?action=upload") . "'>logging in</a> first."));
}
// Check for php upload errors
if($_FILES["file"]["error"] > 0)
{
@ -135,16 +135,16 @@ register_module([
exit(page_renderer::render("Upload failed - $settings->sitename", "<p>Your upload couldn't be processed because " . (($_FILES["file"]["error"] == 1 || $_FILES["file"]["error"] == 2) ? "the file is too large" : "an error occurred") . ".</p><p>Please contact $settings->admindetails_name, $settings->sitename's administrator for help.</p>"));
}
// Calculate the target name, removing any characters we
// are unsure about.
$target_name = makepathsafe($_POST["name"] ?? "Users/$env->user/Avatar");
$temp_filename = $_FILES["file"]["tmp_name"];
$mimechecker = finfo_open(FILEINFO_MIME_TYPE);
$mime_type = finfo_file($mimechecker, $temp_filename);
finfo_close($mimechecker);
if(!in_array($mime_type, $settings->upload_allowed_file_types))
{
http_response_code(415);
@ -152,20 +152,20 @@ register_module([
<p>The file you tried to upload appeared to be of type <code>$mime_type</code>, but $settings->sitename currently only allows the uploading of the following file types: <code>" . implode("</code>, <code>", $settings->upload_allowed_file_types) . "</code>.</p>
<p><a href='?action=$settings->defaultaction'>Go back</a> to the Main Page.</p>"));
}
// Perform appropriate checks based on the *real* filetype
if($is_avatar && substr($mime_type, 0, strpos($mime_type, "/")) !== "image") {
http_response_code(415);
exit(page_renderer::render_main("Error uploading avatar - $settings->sitename", "<p>That file appears to be unsuitable as an avatar, as $settings->sitename has detected it to be of type <code>$mime_type</code>, which doesn't appear to be an image. Please try <a href='?action=upload&avatar=yes'>uploading a different file</a> to use as your avatar.</p>"));
}
switch(substr($mime_type, 0, strpos($mime_type, "/")))
{
case "image":
$extra_data = [];
// Check SVG uploads with a special function
$imagesize = $mime_type !== "image/svg+xml" ? getimagesize($temp_filename, $extra_data) : upload_check_svg($temp_filename);
// Make sure that the image size is defined
if(!is_int($imagesize[0]) or !is_int($imagesize[1]))
{
@ -175,41 +175,41 @@ register_module([
}
break;
}
$file_extension = system_mime_type_extension($mime_type);
// Override the detected file extension if a file extension
// is explicitly specified in the settings
if(isset($settings->mime_mappings_overrides->$mime_type))
$file_extension = $settings->mime_mappings_overrides->$mime_type;
if(in_array($file_extension, [ "php", ".htaccess", "asp", "aspx" ]))
{
http_response_code(415);
exit(page_renderer::render("Upload Error - $settings->sitename", "<p>The file you uploaded appears to be dangerous and has been discarded. Please contact $settings->sitename's administrator for assistance.</p>
<p>Additional information: The file uploaded appeared to be of type <code>$mime_type</code>, which mapped onto the extension <code>$file_extension</code>. This file extension has the potential to be executed accidentally by the web server.</p>"));
}
// Rewrite the name to include the _actual_ file extension we've cleverly calculated :D
// The path to the place (relative to the wiki data root)
// that we're actually going to store the uploaded file itself
$new_filename = "$paths->upload_file_prefix$target_name$file_extension";
// The path (relative, as before) to the description file
$new_description_filename = "$new_filename.md";
// The page path that the new file will be stored under
$new_pagepath = $new_filename;
// Rewrite the paths to store avatars in the right place
if($is_avatar) {
$new_pagepath = $target_name;
$new_filename = "$target_name.$file_extension";
}
if(isset($pageindex->$new_pagepath) && !$is_avatar)
exit(page_renderer::render("Upload Error - $settings->sitename", "<p>A page or file has already been uploaded with the name '$new_filename'. Try deleting it first. If you do not have permission to delete things, try contacting one of the moderators.</p>"));
// Delete the previously uploaded avatar, if it exists
// In the future we _may_ not need this once we have
// file history online.
@ -219,21 +219,21 @@ register_module([
// Make sure that the palce we're uploading to exists
if(!file_exists(dirname($env->storage_prefix . $new_filename)))
mkdir(dirname($env->storage_prefix . $new_filename), 0775, true);
if(!move_uploaded_file($temp_filename, $env->storage_prefix . $new_filename))
{
http_response_code(409);
exit(page_renderer::render("Upload Error - $settings->sitename", "<p>The file you uploaded was valid, but $settings->sitename couldn't verify that it was tampered with during the upload process. This probably means that either is a configuration error, or that $settings->sitename has been attacked. Please contact " . $settings->admindetails_name . ", your $settings->sitename Administrator.</p>"));
}
$description = $_POST["description"] ?? "_(No description provided)_\n";
// Escape the raw html in the provided description if the setting is enabled
if($settings->clean_raw_html)
$description = htmlentities($description, ENT_QUOTES);
file_put_contents($env->storage_prefix . $new_description_filename, $description);
// Construct a new entry for the pageindex
$entry = new stdClass();
// Point to the description's filepath since this property
@ -249,17 +249,17 @@ register_module([
// Assign the new entry to the image's filepath as that
// should be the page name.
$pageindex->$new_pagepath = $entry;
// Generate a revision to keep the page history up to date
if(module_exists("feature-history"))
{
$oldsource = ""; // Only variables can be passed by reference, not literals
history_add_revision($entry, $description, $oldsource, false);
}
// Save the pageindex
save_pageindex();
if(module_exists("feature-recent-changes"))
{
add_recent_change([
@ -270,13 +270,13 @@ register_module([
"filesize" => filesize($env->storage_prefix . $entry->uploadedfilepath)
]);
}
header("location: ?action=view&page=$new_pagepath&upload=success");
break;
}
});
/**
* @api {get} ?action=preview&page={pageName}[&size={someSize}] Get a preview of a file
* @apiName PreviewFile
@ -289,7 +289,7 @@ register_module([
* @apiError PreviewNoFileError No file was found associated with the specified page.
* @apiError PreviewUnknownFileTypeError Pepperminty Wiki was unable to generate a preview for the requested file's type.
*/
/*
* ██████ ██████ ███████ ██ ██ ██ ███████ ██ ██
* ██ ██ ██ ██ ██ ██ ██ ██ ██ ██ ██
@ -299,7 +299,7 @@ register_module([
*/
add_action("preview", function() {
global $settings, $env, $pageindex, $start_time;
if(empty($pageindex->{$env->page}->uploadedfilepath))
{
$im = errorimage("The page '$env->page' doesn't have an associated file.");
@ -307,14 +307,14 @@ register_module([
imagepng($im);
exit();
}
$filepath = realpath($env->storage_prefix . $pageindex->{$env->page}->uploadedfilepath);
$mime_type = $pageindex->{$env->page}->uploadedfilemime;
$shortFilename = substr($filepath, 1 + (strrpos($filepath, '/') !== false ? strrpos($filepath, '/') : -1));
header("content-disposition: inline; filename=\"$shortFilename\"");
header("last-modified: " . gmdate('D, d M Y H:i:s T', $pageindex->{$env->page}->lastmodified));
// If the size is set to original, then send (or redirect to) the original image
// Also do the same for SVGs if svg rendering is disabled.
if(isset($_GET["size"]) and $_GET["size"] == "original" or
@ -322,18 +322,18 @@ register_module([
{
// Get the file size
$filesize = filesize($filepath);
// Send some headers
header("content-length: $filesize");
header("content-type: $mime_type");
// Open the file and send it to the user
$handle = fopen($filepath, "rb");
fpassthru($handle);
fclose($handle);
exit();
}
// Determine the target size of the image
$target_size = 512;
if(isset($_GET["size"]))
@ -342,23 +342,20 @@ register_module([
$target_size = $settings->min_preview_size;
if($target_size > $settings->max_preview_size)
$target_size = $settings->max_preview_size;
// Determine the output file type
$output_mime = $settings->preview_file_type;
if(isset($_GET["type"]) and in_array($_GET["type"], [ "image/png", "image/jpeg", "image/webp" ]))
$output_mime = $_GET["type"];
/// ETag handling ///
// Generate the etag and send it to the client
$preview_etag = sha1("$output_mime|$target_size|$filepath|$mime_type");
$allheaders = getallheaders();
$allheaders = array_change_key_case($allheaders, CASE_LOWER);
if(!isset($allheaders["if-none-match"]))
{
header("etag: $preview_etag");
}
else
{
else {
if($allheaders["if-none-match"] === $preview_etag)
{
http_response_code(304);
@ -367,24 +364,24 @@ register_module([
}
}
/// ETag handling end ///
/* Disabled until we work out what to do about caching previews *
$previewFilename = "$filepath.preview.$outputFormat";
if($target_size === $settings->default_preview_size)
{
// The request is for the default preview size
// Check to see if we have a preview pre-rendered
}
*/
$preview = new Imagick();
switch(substr($mime_type, 0, strpos($mime_type, "/")))
{
case "image":
$preview->readImage($filepath);
break;
case "application":
if($mime_type == "application/pdf")
{
@ -394,7 +391,7 @@ register_module([
$preview->setImageColorspace(255);
break;
}
case "video":
case "audio":
if($settings->data_storage_dir == ".")
@ -408,18 +405,18 @@ register_module([
// TODO: Add support for ranges here.
// Get the file size
$filesize = filesize($filepath);
// Send some headers
header("content-length: $filesize");
header("content-type: $mime_type");
// Open the file and send it to the user
$handle = fopen($filepath, "rb");
fpassthru($handle);
fclose($handle);
exit();
break;
default:
http_response_code(501);
$preview = errorimage("Unrecognised file type '$mime_type'.", $target_size);
@ -427,10 +424,10 @@ register_module([
imagepng($preview);
exit();
}
// Scale the image down to the target size
$preview->resizeImage($target_size, $target_size, imagick::FILTER_LANCZOS, 1, true);
// Send the completed preview image to the user
header("content-type: $output_mime");
header("x-generation-time: " . (microtime(true) - $start_time) . "s");
@ -443,7 +440,7 @@ register_module([
file_put_contents($previewFilename, $preview->getImageBlob());
*/
});
/*
* ██████ ██████ ███████ ██ ██ ██ ███████ ██ ██
* ██ ██ ██ ██ ██ ██ ██ ██ ██ ██ ██
@ -462,7 +459,7 @@ register_module([
// Don't do anything if the action isn't view
if($env->action !== "view")
return;
if(isset($pageindex->{$env->page}->uploadedfile) and $pageindex->{$env->page}->uploadedfile == true)
{
// We are looking at a page that is paired with an uploaded file
@ -474,7 +471,7 @@ register_module([
$originalUrl = $env->storage_prefix == "./" ? $filepath : "?action=preview&size=original&page=" . rawurlencode($env->page);
if($mime_type == "application/pdf")
$fileTypeDisplay = "pdf";
$preview_html = "";
switch($fileTypeDisplay)
{
@ -494,29 +491,29 @@ register_module([
}
$preview_html .= "</ul></nav>\n\t\t\t</figure>";
break;
case "video":
$preview_html .= "\t\t\t<figure class='preview'>
<video src='$previewUrl' controls preload='metadata'>Your browser doesn't support HTML5 video, but you can still <a href='$previewUrl'>download it</a> if you'd like.</video>
</figure>";
break;
case "audio":
$preview_html .= "\t\t\t<figure class='preview'>
<audio src='$previewUrl' controls preload='metadata'>Your browser doesn't support HTML5 audio, but you can still <a href='$previewUrl'>download it</a> if you'd like.</audio>
</figure>";
break;
case "pdf":
$preview_html .= "\t\t\t<object type='application/pdf' data='$originalUrl'></object>";
break;
default:
$preview_html .= "\t\t\t<p><em>No preview is available, but you can download it instead:</em></p>
<a class='button' href='$originalUrl'>Download</a>";
break;
}
$fileInfo = [];
$fileInfo["Name"] = str_replace("Files/", "", $filepath);
$fileInfo["Type"] = $mime_type;
@ -530,7 +527,7 @@ register_module([
}
$fileInfo["Uploaded by"] = $pageindex->{$env->page}->lasteditor;
$fileInfo["Short markdown embed code"] = "<input type='text' class='short-embed-markdown-code' value='![" . htmlentities($fileInfo["Name"], ENT_QUOTES | ENT_HTML5) . "](" . htmlentities($filepath, ENT_QUOTES | ENT_HTML5) . " | right | 350x350)' readonly /> <button class='short-embed-markdown-button'>Copy</button>";
$preview_html .= "\t\t\t<h2>File Information</h2>
<table>";
foreach ($fileInfo as $displayName => $displayValue)
@ -538,11 +535,11 @@ register_module([
$preview_html .= "<tr><th>$displayName</th><td>$displayValue</td></tr>\n";
}
$preview_html .= "</table>";
$parts["{content}"] = str_replace("</h1>", "</h1>\n$preview_html", $parts["{content}"]);
}
});
// Add the snippet that copies the embed markdown code to the clipboard
page_renderer::add_js_snippet('window.addEventListener("load", function(event) {
let button = document.querySelector(".short-embed-markdown-button");
@ -553,7 +550,7 @@ register_module([
button.innerHTML = document.execCommand("copy") ? "Copied!" : "Failed to copy :-(";
});
});');
// Register a section on the help page on uploading files
add_help_section("28-uploading-files", "Uploading Files", "<p>$settings->sitename supports the uploading of files, though it is up to " . $settings->admindetails_name . ", $settings->sitename's administrator as to whether it is enabled or not (uploads are currently " . (($settings->upload_enabled) ? "enabled" : "disabled") . ").</p>
<p>Currently Pepperminty Wiki (the software that $settings->sitename uses) only supports the uploading of images, videos, and audio, although more file types should be supported in the future (<a href='//github.com/sbrl/Pepperminty-Wiki/issues'>open an issue on GitHub</a> if you are interested in support for more file types).</p>
@ -652,7 +649,7 @@ function getsvgsize($svgFilename)
$imageSize = [ intval($rootAttrs->width), intval($rootAttrs->height) ];
else if(isset($rootAttrs->viewBox))
$imageSize = array_map("intval", array_slice(explode(" ", $rootAttrs->viewBox), -2, 2));
return $imageSize;
}

68
modules/page-login.php
View file

@ -7,7 +7,7 @@ register_module([
"id" => "page-login",
"code" => function() {
global $settings;
/**
* @api {get} ?action=login[&failed=yes][&returnto={someUrl}] Get the login page
* @apiName Login
@ -17,7 +17,7 @@ register_module([
* @apiParam {string} failed Setting to yes causes a login failure message to be displayed above the login form.
* @apiParam {string} returnto Set to the url to redirect to upon a successful login.
*/
/*
* ██ ██████ ██████ ██ ███ ██
* ██ ██ ██ ██ ██ ████ ██
@ -27,18 +27,18 @@ register_module([
*/
add_action("login", function() {
global $settings, $env;
// Build the action url that will actually perform the login
$login_form_action_url = "index.php?action=checklogin";
if(isset($_GET["returnto"]))
$login_form_action_url .= "&returnto=" . rawurlencode($_GET["returnto"]);
if($env->is_logged_in && !empty($_GET["returnto"]))
{
http_response_code(307);
header("location: " . $_GET["returnto"]);
}
$title = "Login to $settings->sitename";
$content = "<h1>Login to $settings->sitename</h1>\n";
if(isset($_GET["failed"]))
@ -56,7 +56,7 @@ register_module([
</form>\n";
exit(page_renderer::render_main($title, $content));
});
/**
* @api {post} ?action=checklogin Perform a login
* @apiName CheckLogin
@ -69,7 +69,7 @@ register_module([
*
* @apiError InvalidCredentialsError The supplied credentials were invalid. Note that this error is actually a redirect to ?action=login&failed=yes (with the returnto parameter appended if you supplied one)
*/
/*
* ██████ ██ ██ ███████ ██████ ██ ██
* ██ ██ ██ ██ ██ ██ ██
@ -85,7 +85,7 @@ register_module([
*/
add_action("checklogin", function() {
global $settings, $env;
if(!isset($_POST["user"]) or !isset($_POST["pass"])) {
http_response_code(302);
$nextUrl = "index.php?action=login&failed=yes&badrequest=yes";
@ -94,13 +94,13 @@ register_module([
header("location: $nextUrl");
exit();
}
// Actually do the login
// The user wants to log in
$user = $_POST["user"];
$pass = $_POST["pass"];
// Verify their password
if(empty($settings->users->$user) || !verify_password($pass, $settings->users->$user->password)) {
// Login failed :-(
@ -112,16 +112,16 @@ register_module([
header("location: $nextUrl");
exit();
}
// Success! :D
// Update the environment
$env->is_logged_in = true;
$env->user = $user;
$env->user_data = $settings->users->{$env->user};
$new_password_hash = hash_password_update($pass, $settings->users->$user->password);
// Update the password hash
if($new_password_hash !== null) {
$env->user_data->password = $new_password_hash;
@ -132,18 +132,18 @@ register_module([
}
error_log("[Pepperminty Wiki] Updated password hash for $user.");
}
// If the email address is still in the old field, migrate it
if(!empty($settings->users->{$user}->email)) {
$settings->users->{$user}->emailAddress = $settings->users->{$user}->email;
unset($settings->users->{$user}->email);
save_settings();
}
$_SESSION["$settings->sessionprefix-user"] = $user;
$_SESSION["$settings->sessionprefix-pass"] = $new_password_hash ?? hash_password($pass);
$_SESSION["$settings->sessionprefix-expiretime"] = time() + 60*60*24*30; // 30 days from now
// Redirect to wherever the user was going
http_response_code(302);
header("x-login-success: yes");
@ -153,34 +153,34 @@ register_module([
header("location: index.php");
exit();
});
add_action("hash-cost-test", function() {
global $env;
header("content-type: text/plain");
if(!$env->is_logged_in || !$env->is_admin) {
http_response_code(401);
exit("Error: Only moderators are allowed to use this action.");
}
$time_compute = microtime(true);
$cost = hash_password_compute_cost(true);
$time_compute = (microtime(true) - $time_compute)*1000;
$time_cost = microtime(true);
password_hash("testing", PASSWORD_DEFAULT, [ "cost" => $cost ]);
$time_cost = (microtime(true) - $time_cost)*1000;
echo("Calculated cost: $cost ({$time_cost}ms)\n");
echo("Time taken: {$time_compute}ms\n");
exit(date("r"));
});
// Register a section on logging in on the help page.
add_help_section("30-login", "Logging in", "<p>In order to edit $settings->sitename and have your edit attributed to you, you need to be logged in. Depending on the settings, logging in may be a required step if you want to edit at all. Thankfully, loggging in is not hard. Simply click the &quot;Login&quot; link in the top left, type your username and password, and then click login.</p>
<p>If you do not have an account yet and would like one, try contacting <a href='mailto:" . hide_email($settings->admindetails_email) . "'>$settings->admindetails_name</a>, $settings->sitename's administrator and ask them nicely to see if they can create you an account.</p>");
// Re-check the password hashing cost, if necessary
do_password_hash_code_update();
}
@ -191,11 +191,11 @@ register_module([
*/
function do_password_hash_code_update() {
global $settings, $paths;
// There's no point if we're using Argon2i, as it doesn't take a cost
if(defined("PASSWORD_ARGON2I") && hash_password_properties()["algorithm"] == PASSWORD_ARGON2I)
return;
// Skip rechecking if the automatic check has been disabled
if($settings->password_cost_time_interval == -1)
return;
@ -203,9 +203,9 @@ function do_password_hash_code_update() {
if(isset($settings->password_cost_time_lastcheck) &&
time() - $settings->password_cost_time_lastcheck < $settings->password_cost_time_interval)
return;
$new_cost = hash_password_compute_cost();
// Save the new cost, but only if it's higher than the old one
if($new_cost > $settings->password_cost)
$settings->password_cost = $new_cost;
@ -221,7 +221,7 @@ function do_password_hash_code_update() {
*/
function hash_password_properties() {
global $settings;
$result = [
"algorithm" => constant($settings->password_algorithm),
"options" => [ "cost" => $settings->password_cost ]
@ -283,9 +283,9 @@ function hash_password_compute_cost($verbose = false) {
if($props["algorithm"] == PASSWORD_ARGON2I)
return null;
$props["options"]["cost"] = 10;
$target_cost_time = $settings->password_cost_time / 1000; // The setting is in ms
do {
$props["options"]["cost"]++;
$start_i = microtime(true);
@ -297,6 +297,6 @@ function hash_password_compute_cost($verbose = false) {
// time in total (in case the specified algorithm doesn't take a
// cost parameter)
} while($end_i - $start_i < $target_cost_time);
return $props["options"]["cost"];
}