Some refactoring

This commit is contained in:
Tom Canac 2016-06-24 17:07:13 +02:00
parent 344e0cb5f0
commit 6aa5e0129e
3 changed files with 37 additions and 41 deletions

View File

@ -5,7 +5,7 @@ Copyright (c) Thomas Rybak <http://www.minigal.dk/minigal-nano.html> (2014)
Copyright (c) Sébastien Sauvage <http://sebsauvage.net/> (2014) Copyright (c) Sébastien Sauvage <http://sebsauvage.net/> (2014)
Copyright (c) Aldarone <http://aldarone.fr/> (2014) Copyright (c) Aldarone <http://aldarone.fr/> (2014)
Copyright (c) Sylvhem <http://lepubdelobservateur.fr/> (2014) Copyright (c) Sylvhem <http://lepubdelobservateur.fr/> (2014)
Copyright (c) Tom Canac <http://tomcanac.com/> (2014, 2015) Copyright (c) Tom Canac <http://tomcanac.com/> (2014, 2015, 2016)
Copyright (c) Alda Marteau-Hardi <alda@leetchee.fr> (2014) Copyright (c) Alda Marteau-Hardi <alda@leetchee.fr> (2014)
Copyright (c) bitbybit <crigon+github@crigon.name> (2014) Copyright (c) bitbybit <crigon+github@crigon.name> (2014)
Copyright (c) cyberic99 <cyberic99@users.noreply.github.com> (2014) Copyright (c) cyberic99 <cyberic99@users.noreply.github.com> (2014)
@ -15,4 +15,3 @@ Copyright (c) Lucas Cimon <lucas.cimon@gmail.com> (2014)
Copyright (c) nodiscc <nodiscc@gmail.com> (2014, 2015) Copyright (c) nodiscc <nodiscc@gmail.com> (2014, 2015)
Copyright (c) Orangina Rouge <eric.watson-doqguhmm@yopmail.com> (2014) Copyright (c) Orangina Rouge <eric.watson-doqguhmm@yopmail.com> (2014)
Copyright (c) Nitrux Project <http://store.nitrux.in/> (2014) Copyright (c) Nitrux Project <http://store.nitrux.in/> (2014)

View File

@ -122,6 +122,8 @@ function readEXIF($file) {
if (count($exif_arr) > 0) { if (count($exif_arr) > 0) {
return "::" . implode(" | ", $exif_arr); return "::" . implode(" | ", $exif_arr);
} }
return $exif_arr;
} }
function checkpermissions($file) { function checkpermissions($file) {
@ -136,16 +138,11 @@ function checkpermissions($file) {
} }
function guardAgainstDirectoryTraversal($path) { function guardAgainstDirectoryTraversal($path) {
/*
* I don't like regexes but this matches
* any attemp of directory traversal I could think of
* without forbidding « .. » in directory names.
*/
$pattern = "/^(.*\/)?(\.\.)(\/.*)?$/"; $pattern = "/^(.*\/)?(\.\.)(\/.*)?$/";
$directoryTraversal = preg_match($pattern, $path); $directory_traversal = preg_match($pattern, $path);
if ($directoryTraversal === 1) { if ($directory_traversal === 1) {
die("ERROR: Could not open " . htmlspecialchars(stripslashes($currentdir)) . " for reading!"); die("ERROR: Could not open " . htmlspecialchars(stripslashes($current_dir)) . " for reading!");
} }
} }
@ -158,11 +155,11 @@ if (!empty($_GET['dir'])) {
$requestedDir = $_GET['dir']; $requestedDir = $_GET['dir'];
} }
$photoRoot = GALLERY_ROOT . 'photos/'; $photo_root = GALLERY_ROOT . 'photos/';
$thumbdir = rtrim('photos/' . $requestedDir, '/'); $thumbdir = rtrim('photos/' . $requestedDir, '/');
$currentdir = GALLERY_ROOT . $thumbdir; $current_dir = GALLERY_ROOT . $thumbdir;
guardAgainstDirectoryTraversal($currentdir); guardAgainstDirectoryTraversal($current_dir);
//----------------------- //-----------------------
// READ FILES AND FOLDERS // READ FILES AND FOLDERS
@ -170,9 +167,9 @@ guardAgainstDirectoryTraversal($currentdir);
$files = array(); $files = array();
$dirs = array(); $dirs = array();
$img_captions = array(); $img_captions = array();
if (is_dir($currentdir) && $handle = opendir($currentdir)) { if (is_dir($current_dir) && $handle = opendir($current_dir)) {
// 1. LOAD CAPTIONS // 1. LOAD CAPTIONS
$caption_filename = "$currentdir/captions.txt"; $caption_filename = "$current_dir/captions.txt";
if (is_readable($caption_filename)) { if (is_readable($caption_filename)) {
$caption_handle = fopen($caption_filename, "rb"); $caption_handle = fopen($caption_filename, "rb");
while (!feof($caption_handle)) { while (!feof($caption_handle)) {
@ -186,13 +183,13 @@ if (is_dir($currentdir) && $handle = opendir($currentdir)) {
fclose($caption_handle); fclose($caption_handle);
} }
while (false !== ($file = readdir($handle)) && !in_array($file, $SkipObjects)) { while (false !== ($file = readdir($handle)) && !in_array($file, $skip_objects)) {
// 2. LOAD FOLDERS // 2. LOAD FOLDERS
if (is_dir($currentdir . "/" . $file)) { if (is_dir($current_dir . "/" . $file)) {
if ($file != "." && $file != "..") { if ($file != "." && $file != "..") {
checkpermissions($currentdir . "/" . $file); // Check for correct file permission checkpermissions($current_dir . "/" . $file); // Check for correct file permission
// Set thumbnail to folder.jpg if found: // Set thumbnail to folder.jpg if found:
if (file_exists($currentdir . '/' . $file . '/folder.jpg')) { if (file_exists($current_dir . '/' . $file . '/folder.jpg')) {
$linkParams = http_build_query( $linkParams = http_build_query(
array('dir' => ltrim("$requestedDir/$file", '/')), array('dir' => ltrim("$requestedDir/$file", '/')),
'', '',
@ -202,7 +199,7 @@ if (is_dir($currentdir) && $handle = opendir($currentdir)) {
$imgParams = http_build_query( $imgParams = http_build_query(
array( array(
'filename' => "$currentdir/$file/folder.jpg", 'filename' => "$current_dir/$file/folder.jpg",
'size' => $thumb_size, 'size' => $thumb_size,
), ),
'', '',
@ -212,13 +209,13 @@ if (is_dir($currentdir) && $handle = opendir($currentdir)) {
$dirs[] = array( $dirs[] = array(
"name" => $file, "name" => $file,
"date" => filemtime($currentdir . "/" . $file . "/folder.jpg"), "date" => filemtime($current_dir . "/" . $file . "/folder.jpg"),
"html" => "<li><a href=\"{$linkUrl}\"><em>" . padstring($file, $label_max_length) . "</em><span></span><img src=\"{$imgUrl}\" alt=\"$label_loading\" /></a></li>", "html" => "<li><a href=\"{$linkUrl}\"><em>" . padstring($file, $label_max_length) . "</em><span></span><img src=\"{$imgUrl}\" alt=\"$label_loading\" /></a></li>",
); );
} else { } else {
// Set thumbnail to first image found (if any): // Set thumbnail to first image found (if any):
unset($firstimage); unset($firstimage);
$firstimage = getfirstImage("$currentdir/" . $file); $firstimage = getfirstImage("$current_dir/" . $file);
if ($firstimage != "") { if ($firstimage != "") {
$linkParams = http_build_query( $linkParams = http_build_query(
@ -240,7 +237,7 @@ if (is_dir($currentdir) && $handle = opendir($currentdir)) {
$dirs[] = array( $dirs[] = array(
"name" => $file, "name" => $file,
"date" => filemtime($currentdir . "/" . $file), "date" => filemtime($current_dir . "/" . $file),
"html" => "<li><a href=\"{$linkUrl}\"><em>" . padstring($file, $label_max_length) . "</em><span></span><img src=\"{$imgUrl}\" alt='$label_loading' /></a></li>", "html" => "<li><a href=\"{$linkUrl}\"><em>" . padstring($file, $label_max_length) . "</em><span></span><img src=\"{$imgUrl}\" alt='$label_loading' /></a></li>",
); );
} else { } else {
@ -255,7 +252,7 @@ if (is_dir($currentdir) && $handle = opendir($currentdir)) {
$dirs[] = array( $dirs[] = array(
"name" => $file, "name" => $file,
"date" => filemtime($currentdir . "/" . $file), "date" => filemtime($current_dir . "/" . $file),
"html" => "<li><a href=\"{$linkUrl}\"><em>" . padstring($file, $label_max_length) . "</em><span></span><img src=\"{$imgUrl}\" width='$thumb_size' height='$thumb_size' alt='$label_loading' /></a></li>", "html" => "<li><a href=\"{$linkUrl}\"><em>" . padstring($file, $label_max_length) . "</em><span></span><img src=\"{$imgUrl}\" width='$thumb_size' height='$thumb_size' alt='$label_loading' /></a></li>",
); );
} }
@ -276,7 +273,7 @@ if (is_dir($currentdir) && $handle = opendir($currentdir)) {
//Read EXIF //Read EXIF
if (!array_key_exists($file, $img_captions)) { if (!array_key_exists($file, $img_captions)) {
if ($display_exif == 1) { if ($display_exif == 1) {
$exifReaden = readEXIF($currentdir . "/" . $file); $exifReaden = readEXIF($current_dir . "/" . $file);
//Add to the caption all the EXIF information //Add to the caption all the EXIF information
$img_captions[$file] = $file . $exifReaden; $img_captions[$file] = $file . $exifReaden;
} else { } else {
@ -288,13 +285,13 @@ if (is_dir($currentdir) && $handle = opendir($currentdir)) {
// Format: title::caption // Format: title::caption
// Example: My cat::My cat like to <i>roll</i> on the floor. // Example: My cat::My cat like to <i>roll</i> on the floor.
// If file is not provided, image filename will be used instead. // If file is not provided, image filename will be used instead.
checkpermissions($currentdir . "/" . $file); checkpermissions($current_dir . "/" . $file);
if (is_file($currentdir . '/' . $file . '.html')) { if (is_file($current_dir . '/' . $file . '.html')) {
$img_captions[$file] = $file . '::' . htmlspecialchars(file_get_contents($currentdir . '/' . $file . '.html'), ENT_QUOTES); $img_captions[$file] = $file . '::' . htmlspecialchars(file_get_contents($current_dir . '/' . $file . '.html'), ENT_QUOTES);
} }
$linkUrl = str_replace('%2F', '/', rawurlencode("$currentdir/$file")); $linkUrl = str_replace('%2F', '/', rawurlencode("$current_dir/$file"));
$imgParams = http_build_query( $imgParams = http_build_query(
array('filename' => "$thumbdir/$file", 'size' => $thumb_size), array('filename' => "$thumbdir/$file", 'size' => $thumb_size),
'', '',
@ -308,8 +305,8 @@ if (is_dir($currentdir) && $handle = opendir($currentdir)) {
$files[] = array( $files[] = array(
"name" => $file, "name" => $file,
"date" => filemtime($currentdir . "/" . $file), "date" => filemtime($current_dir . "/" . $file),
"size" => filesize($currentdir . "/" . $file), "size" => filesize($current_dir . "/" . $file),
"html" => "<li><a href=\"{$linkUrl}\" rel='lightbox[billeder]' title=\"" . htmlentities($img_captions[$file]) . "\"><img $imgopts alt='$label_loading' /></a>" . $filename_caption . "</li>"); "html" => "<li><a href=\"{$linkUrl}\" rel='lightbox[billeder]' title=\"" . htmlentities($img_captions[$file]) . "\"><img $imgopts alt='$label_loading' /></a>" . $filename_caption . "</li>");
} }
// Other filetypes // Other filetypes
@ -358,15 +355,15 @@ if (is_dir($currentdir) && $handle = opendir($currentdir)) {
if ($extension != "") { if ($extension != "") {
$files[] = array( $files[] = array(
"name" => $file, "name" => $file,
"date" => filemtime($currentdir . "/" . $file), "date" => filemtime($current_dir . "/" . $file),
"size" => filesize($currentdir . "/" . $file), "size" => filesize($current_dir . "/" . $file),
"html" => "<li><a href='$currentdir/$file' title='$file'><em-pdf>" . padstring($file, 20) . "</em-pdf><span></span><img src='" . GALLERY_ROOT . "images/filetype_" . $extension . ".png' width='$thumb_size' height='$thumb_size' alt='$file' /></a>$filename_caption</li>"); "html" => "<li><a href='$current_dir/$file' title='$file'><em-pdf>" . padstring($file, 20) . "</em-pdf><span></span><img src='" . GALLERY_ROOT . "images/filetype_" . $extension . ".png' width='$thumb_size' height='$thumb_size' alt='$file' /></a>$filename_caption</li>");
} }
} }
} }
closedir($handle); closedir($handle);
} else { } else {
die("ERROR: Could not open " . htmlspecialchars(stripslashes($currentdir)) . " for reading!"); die("ERROR: Could not open " . htmlspecialchars(stripslashes($current_dir)) . " for reading!");
} }
//----------------------- //-----------------------
@ -468,7 +465,7 @@ if ($requestedDir != "" && $requestedDir != "photos") {
//Include hidden links for all images BEFORE current page so lightbox is able to browse images on different pages //Include hidden links for all images BEFORE current page so lightbox is able to browse images on different pages
for ($y = 0; $y < $offset_start - sizeof($dirs); $y++) { for ($y = 0; $y < $offset_start - sizeof($dirs); $y++) {
$breadcrumb_navigation .= "<a href='" . $currentdir . "/" . $files[$y]["name"] . "' class='hidden' title='" . $img_captions[$files[$y]["name"]] . "'></a>"; $breadcrumb_navigation .= "<a href='" . $current_dir . "/" . $files[$y]["name"] . "' class='hidden' title='" . $img_captions[$files[$y]["name"]] . "'></a>";
} }
//----------------------- //-----------------------
@ -476,7 +473,7 @@ for ($y = 0; $y < $offset_start - sizeof($dirs); $y++) {
//----------------------- //-----------------------
if (count($dirs) + count($files) == 0) { if (count($dirs) + count($files) == 0) {
$thumbnails .= "<div class=\"Empty\">$label_noimages</div> <div class=\"EmptyAdvice\">$label_noimages_advice</div>"; //Display 'no images' text $thumbnails .= "<div class=\"Empty\">$label_noimages</div> <div class=\"EmptyAdvice\">$label_noimages_advice</div>"; //Display 'no images' text
if ($currentdir == "photos") { if ($current_dir == "photos") {
$messages = $messages =
"It looks like you have just installed MiniGal Nano. "It looks like you have just installed MiniGal Nano.
Please run the <a href='system_check.php'>system check tool</a>. <br> Please run the <a href='system_check.php'>system check tool</a>. <br>
@ -505,7 +502,7 @@ if ($i < 0) {
} }
for ($y = $i; $y < sizeof($files); $y++) { for ($y = $i; $y < sizeof($files); $y++) {
$page_navigation .= "<a href='" . $currentdir . "/" . $files[$y]["name"] . "' class='hidden' title='" . $img_captions[$files[$y]["name"]] . "'></a>"; $page_navigation .= "<a href='" . $current_dir . "/" . $files[$y]["name"] . "' class='hidden' title='" . $img_captions[$files[$y]["name"]] . "'></a>";
} }
//----------------------- //-----------------------
@ -516,7 +513,7 @@ if ($messages != "") {
} }
// Read folder comment. // Read folder comment.
$comment_filepath = $currentdir . $file . "/comment.html"; $comment_filepath = $current_dir . $file . "/comment.html";
if (file_exists($comment_filepath)) { if (file_exists($comment_filepath)) {
$fd = fopen($comment_filepath, "r"); $fd = fopen($comment_filepath, "r");
$comment = "<div class=\"Comment\">" . fread($fd, filesize($comment_filepath)) . "</div>"; $comment = "<div class=\"Comment\">" . fread($fd, filesize($comment_filepath)) . "</div>";

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@ -7,9 +7,9 @@
* MinigalNano is licensed under the AGPL v3 (https://gnu.org/licenses/agpl-3.0.txt). * MinigalNano is licensed under the AGPL v3 (https://gnu.org/licenses/agpl-3.0.txt).
*/ */
$path_to_minigalnano = "minigalnano/"; // <- Enter RELATIVE path to MiniGal Nano here (eg. "subfolder/minigalnano") - DO NOT END WITH / // Enter relativepath to MiniGal Nano here (eg. "subfolder/minigalnano") - No trailing /
$path_to_minigalnano = "minigalnano/";
// DO NOT EDIT BELOW THIS LINE!
define("GALLERY_ROOT", $path_to_minigalnano); define("GALLERY_ROOT", $path_to_minigalnano);
require GALLERY_ROOT . "index.php"; require GALLERY_ROOT . "index.php";
?> ?>