504 lines
19 KiB
PHP
Executable file
504 lines
19 KiB
PHP
Executable file
<?php
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/*
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MINIGAL NANO
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- A PHP/HTML/CSS based image gallery script
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This script and included files are subject to licensing from Creative Commons (http://creativecommons.org/licenses/by-sa/2.5/)
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You may use, edit and redistribute this script, as long as you pay tribute to the original author by NOT removing the linkback to www.minigal.dk ("Powered by MiniGal Nano x.x.x")
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MiniGal Nano is created by Thomas Rybak
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Copyright 2010 by Thomas Rybak
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Support: www.minigal.dk
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Community: www.minigal.dk/forum
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Please enjoy this free script!
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Upgraded to https://github.com/sebsauvage/MinigalNano
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by Sébastien SAUVAGE.
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*/
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error_reporting(-1);
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// Do not edit below this section unless you know what you are doing!
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header('Content-Type: text/html; charset=UTF-8'); // We use UTF-8 for proper international characters handling.
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$version = "0.3.7";
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ini_set("memory_limit", "256M");
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require("config-default.php");
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include("config.php");
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//-----------------------
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// DEFINE VARIABLES
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//-----------------------
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$page_navigation = "";
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$breadcrumb_navigation = "";
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$thumbnails = "";
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$new = "";
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$images = "";
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$exif_data = "";
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$messages = "";
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$comment = "";
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//-----------------------
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// PHP ENVIRONMENT CHECK
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//-----------------------
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if (!function_exists('exif_read_data') && $display_exif == 1) {
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$display_exif = 0;
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$messages = "Error: PHP EXIF is not available. Set $display_exif = 0; in config.php to remove this message";
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}
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//-----------------------
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// FUNCTIONS
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//-----------------------
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function padstring($name, $length)
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{
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global $label_max_length;
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if (!isset($length)) {
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$length = $label_max_length;
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}
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if (strlen($name) > $length) {
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return substr($name, 0, $length) . "...";
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}
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return $name;
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}
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function getfirstImage($dirname)
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{
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$imageName = false;
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$extensions = array("jpg", "png", "jpeg", "gif");
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if ($handle = opendir($dirname)) {
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while(false !== ($file = readdir($handle))) {
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if ($file[0] == '.') {
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continue;
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}
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$pathinfo = pathinfo($file);
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if (empty($pathinfo['extension'])) {
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continue;
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}
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$ext = strtolower($pathinfo['extension']);
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if (in_array($ext, $extensions)) {
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$imageName = $file;
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break;
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}
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}
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closedir($handle);
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}
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return $imageName;
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}
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function parse_fraction($v, $round=0)
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{
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list($x, $y) = array_map('intval', explode('/', $v));
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if (empty($x) || empty($y)) {
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return $v;
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}
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if ($x % $y == 0) {
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return $x/$y;
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}
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if ($y % $x == 0) {
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return "1/" . $y/$x;
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}
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return round($x/$y, $round);
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}
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function readEXIF($file)
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{
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$exif_arr = array();
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$exif_data = exif_read_data($file);
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$exif_val = @$exif_data['Model'];
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if (!empty($exif_val)) {
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$exif_arr[] = $exif_val;
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}
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$exif_val = @$exif_data['FocalLength'];
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if (!empty($exif_val)) {
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$exif_arr[] = parse_fraction($exif_val) . "mm";
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}
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$exif_val = @$exif_data['ExposureTime'];
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if (!empty($exif_val)) {
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$exif_arr[] = parse_fraction($exif_val, 2) . "s";
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}
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$exif_val = @$exif_data['FNumber'];
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if (!empty($exif_val)) {
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$exif_arr[] = "f" . parse_fraction($exif_val);
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}
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$exif_val = @$exif_data['ISOSpeedRatings'];
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if (!empty($exif_val)) {
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$exif_arr[] = "ISO " . $exif_val;
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}
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if (count($exif_arr) > 0) {
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return "::" . implode(" | ", $exif_arr);
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}
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}
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function checkpermissions($file)
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{
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global $messages;
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if (!is_readable($file)) {
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$messages = "At least one file or folder has wrong permissions. "
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. "Learn how to <a href='http://minigal.dk/faq-reader/items/"
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. "how-do-i-change-file-permissions-chmod.html' target='_blank'>"
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. "set file permissions</a>";
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}
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}
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if (!defined("GALLERY_ROOT"))
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define("GALLERY_ROOT", "");
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$requestedDir = '';
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if (!empty($_GET['dir']))
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$requestedDir = $_GET['dir'];
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$thumbdir = rtrim('photos/' . $requestedDir, '/');
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//$thumbdir = str_replace('/..', '', $thumbdir); // Prevent directory traversal attacks.
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if (strstr($thumbdir, '..') !== false) {
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$requestedDir = '';
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$thumbdir = rtrim('photos/', '/');
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}
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$currentdir = GALLERY_ROOT . $thumbdir;
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//-----------------------
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// READ FILES AND FOLDERS
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//-----------------------
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$files = array();
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$dirs = array();
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$img_captions = array();
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if (is_dir($currentdir) && $handle = opendir($currentdir)) {
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// 1. LOAD CAPTIONS
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$caption_filename = "$currentdir/captions.txt";
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if (is_readable($caption_filename)) {
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$caption_handle = fopen($caption_filename, "rb");
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while (!feof($caption_handle)) {
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$caption_line = fgetss($caption_handle);
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if (empty($caption_line)) {
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continue;
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}
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list($img_file, $img_text) = explode('|', $caption_line);
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$img_captions[$img_file] = trim($img_text);
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}
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fclose($caption_handle);
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}
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while (false !== ($file = readdir($handle)) && !in_array($file, $SkipObjects)) {
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// 2. LOAD FOLDERS
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if (is_dir($currentdir . "/" . $file)) {
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if ($file != "." && $file != "..") {
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checkpermissions($currentdir . "/" . $file); // Check for correct file permission
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// Set thumbnail to folder.jpg if found:
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if (file_exists($currentdir. '/' . $file . '/folder.jpg')) {
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$linkParams = http_build_query(
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array('dir' => ltrim("$requestedDir/$file", '/')),
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'',
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'&'
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);
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$linkUrl = "?$linkParams";
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$imgParams = http_build_query(
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array(
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'filename' => "$currentdir/$file/folder.jpg",
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'size' => $thumb_size
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),
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'',
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'&'
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);
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$imgUrl = GALLERY_ROOT . "createthumb.php?$imgParams";
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$dirs[] = array(
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"name" => $file,
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"date" => filemtime($currentdir . "/" . $file . "/folder.jpg"),
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"html" => "<li><a href=\"{$linkUrl}\"><em>" . padstring($file, $label_max_length) . "</em><span></span><img src=\"{$imgUrl}\" alt=\"$label_loading\" /></a></li>"
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);
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} else {
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// Set thumbnail to first image found (if any):
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unset($firstimage);
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$firstimage = getfirstImage("$currentdir/" . $file);
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if ($firstimage != "") {
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$linkParams = http_build_query(
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array('dir' => ltrim("$requestedDir/$file", '/')),
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'',
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'&'
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);
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$linkUrl = "?$linkParams";
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$imgParams = http_build_query(
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array(
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'filename' => "$thumbdir/$file/$firstimage",
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'size' => $thumb_size
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),
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'',
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'&'
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);
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$imgUrl = GALLERY_ROOT . "createthumb.php?$imgParams";
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$dirs[] = array(
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"name" => $file,
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"date" => filemtime($currentdir . "/" . $file),
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"html" => "<li><a href=\"{$linkUrl}\"><em>" . padstring($file, $label_max_length) . "</em><span></span><img src=\"{$imgUrl}\" alt='$label_loading' /></a></li>"
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);
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} else {
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// If no folder.jpg or image is found, then display default icon:
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$linkParams = http_build_query(
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array('dir' => ltrim("$requestedDir/$file", '/')),
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'',
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'&'
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);
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$linkUrl = "?$linkParams";
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$imgUrl = GALLERY_ROOT . 'images/folder_' . strtolower($folder_color) . '.png';
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$dirs[] = array(
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"name" => $file,
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"date" => filemtime($currentdir . "/" . $file),
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"html" => "<li><a href=\"{$linkUrl}\"><em>" . padstring($file, $label_max_length) . "</em><span></span><img src=\"{$imgUrl}\" width='$thumb_size' height='$thumb_size' alt='$label_loading' /></a></li>"
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);
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}
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}
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}
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}
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// 3. LOAD FILES
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if ($file != "." && $file != ".." && $file != "folder.jpg") {
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if ($display_filename)
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$filename_caption = "<em>" . padstring($file, $label_max_length) . "</em>";
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else
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$filename_caption = "";
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// JPG, GIF and PNG
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if (preg_match("/.jpg$|.gif$|.png$/i", $file)) {
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//Read EXIF
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if (!array_key_exists($file, $img_captions)) {
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if ($display_exif == 1) {
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$exifReaden = readEXIF($currentdir . "/" . $file);
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//Add to the caption all the EXIF information
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$img_captions[$file] = $file.$exifReaden;
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} else {
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//If no EXIF, just use the filename as caption
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$img_captions[$file] = $file;
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}
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}
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// Read the optionnal image title and caption in html file (image.jpg --> image.jpg.html)
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// Format: title::caption
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// Example: My cat::My cat like to <i>roll</i> on the floor.
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// If file is not provided, image filename will be used instead.
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checkpermissions($currentdir . "/" . $file);
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if (is_file($currentdir.'/'.$file.'.html'))
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$img_captions[$file] = $file.'::'.htmlspecialchars(file_get_contents($currentdir.'/'.$file.'.html'), ENT_QUOTES);
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$linkUrl = str_replace('%2F', '/', rawurlencode("$currentdir/$file"));
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$imgParams = http_build_query(
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array('filename' => "$thumbdir/$file", 'size' => $thumb_size),
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'',
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'&');
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$imgUrl = GALLERY_ROOT . "createthumb.php?$imgParams";
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if ($lazyload)
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$imgopts = "class=\"b-lazy\" src=data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw== data-src=\"$imgUrl\"";
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else
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$imgopts = "src=\"{$imgUrl}\"";
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$files[] = array(
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"name" => $file,
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"date" => filemtime($currentdir . "/" . $file),
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"size" => filesize($currentdir . "/" . $file),
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"html" => "<li><a href=\"{$linkUrl}\" rel='lightbox[billeder]' title=\"".htmlentities($img_captions[$file])."\"><img $imgopts alt='$label_loading' /></a>" . $filename_caption . "</li>");
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}
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// Other filetypes
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$extension = "";
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if (preg_match("/\.pdf$/i", $file)) $extension = "PDF"; // PDF
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if (preg_match("/\.zip$/i", $file)) $extension = "ZIP"; // ZIP archive
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if (preg_match("/\.rar$|\.r[0-9]{2,}/i", $file)) $extension = "RAR"; // RAR Archive
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if (preg_match("/\.tar$/i", $file)) $extension = "TAR"; // TARball archive
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if (preg_match("/\.gz$/i", $file)) $extension = "GZ"; // GZip archive
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if (preg_match("/\.doc$|\.docx$/i", $file)) $extension = "DOCX"; // Word
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if (preg_match("/\.ppt$|\.pptx$/i", $file)) $extension = "PPTX"; //Powerpoint
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if (preg_match("/\.xls$|\.xlsx$/i", $file)) $extension = "XLXS"; // Excel
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if (preg_match("/\.ogv$|\.mp4$|\.mpg$|\.mpeg$|\.mov$|\.avi$|\.wmv$|\.flv$|\.webm$/i", $file)) $extension = "VIDEO"; // video files
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if (preg_match("/\.aiff$|\.aif$|\.wma$|\.aac$|\.flac$|\.mp3$|\.ogg$|\.m4a$/i", $file)) $extension = "AUDIO"; // audio files
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if ($extension != "") {
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$files[] = array(
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"name" => $file,
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"date" => filemtime($currentdir . "/" . $file),
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"size" => filesize($currentdir . "/" . $file),
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"html" => "<li><a href='$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>$filename_caption</li>");
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}
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}
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}
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closedir($handle);
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} else {
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die("ERROR: Could not open ".htmlspecialchars(stripslashes($currentdir))." for reading!");
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}
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//-----------------------
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// SORT FILES AND FOLDERS
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//-----------------------
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if (sizeof($dirs) > 0) {
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foreach ($dirs as $key => $row) {
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if ($row["name"] == "") {
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unset($dirs[$key]); //Delete empty array entries
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continue;
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}
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$name[$key] = strtolower($row['name']);
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$date[$key] = strtolower($row['date']);
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}
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@array_multisort($$sorting_folders, $sortdir_folders, $name, $sortdir_folders, $dirs);
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}
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if (sizeof($files) > 0) {
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foreach ($files as $key => $row) {
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if ($row["name"] == "") {
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unset($files[$key]); //Delete empty array entries
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continue;
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}
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$name[$key] = strtolower($row['name']);
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$date[$key] = strtolower($row['date']);
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$size[$key] = strtolower($row['size']);
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}
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@array_multisort($$sorting_files, $sortdir_files, $name, SORT_ASC, $files);
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}
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//-----------------------
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// OFFSET DETERMINATION
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//-----------------------
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if (!isset($_GET["page"]))
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$_GET["page"] = 1;
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$offset_start = ($_GET["page"] * $thumbs_pr_page) - $thumbs_pr_page;
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$offset_end = $offset_start + $thumbs_pr_page;
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if ($offset_end > sizeof($dirs) + sizeof($files))
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$offset_end = sizeof($dirs) + sizeof($files);
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if ($_GET["page"] == "all" || $lazyload) {
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$offset_start = 0;
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$offset_end = sizeof($dirs) + sizeof($files);
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}
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//-----------------------
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// PAGE NAVIGATION
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//-----------------------
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if (!$lazyload && sizeof($dirs) + sizeof($files) > $thumbs_pr_page) {
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$page_navigation .= "$label_page ";
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for ($i = 1; $i <= ceil((sizeof($files) + sizeof($dirs)) / $thumbs_pr_page); $i++) {
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if ($_GET["page"] == $i)
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$page_navigation .= "$i";
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else
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$page_navigation .= "<a href='?dir=" . $requestedDir . "&page=" . ($i) . "'>" . $i . "</a>";
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if ($i != ceil((sizeof($files) + sizeof($dirs)) / $thumbs_pr_page))
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$page_navigation .= " | ";
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}
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//Insert link to view all images
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if ($_GET["page"] == "all")
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$page_navigation .= " | $label_all";
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else
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$page_navigation .= " | <a href='?dir=" . $requestedDir . "&page=all'>$label_all</a>";
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}
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//-----------------------
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// BREADCRUMB NAVIGATION
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//-----------------------
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if ($requestedDir != "") {
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$breadcrumb_navigation .= "<a href='?dir='>" . $label_home . "</a> $breadcrumb_separator ";
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$navitems = explode("/", $_REQUEST['dir']);
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for ($i = 0; $i < sizeof($navitems); $i++) {
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if ($i == sizeof($navitems)-1) {
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$breadcrumb_navigation .= $navitems[$i];
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} else {
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$breadcrumb_navigation .= "<a href='?dir=";
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for ($x = 0; $x <= $i; $x++) {
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$breadcrumb_navigation .= $navitems[$x];
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if ($x < $i)
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$breadcrumb_navigation .= "/";
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}
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$breadcrumb_navigation .= "'>" . $navitems[$i] . "</a> $breadcrumb_separator ";
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}
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}
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} else {
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$breadcrumb_navigation .= $label_home;
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}
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//Include hidden links for all images BEFORE current page so lightbox is able to browse images on different pages
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for ($y = 0; $y < $offset_start - sizeof($dirs); $y++) {
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$breadcrumb_navigation .= "<a href='" . $currentdir . "/" . $files[$y]["name"] . "' class='hidden' title='" . $img_captions[$files[$y]["name"]] . "'></a>";
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}
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//-----------------------
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// DISPLAY FOLDERS
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//-----------------------
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if (count($dirs) + count($files) == 0) {
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$thumbnails .= "<div class=\"Empty\">$label_noimages</div> <div class=\"EmptyAdvice\">$label_noimages_advice</div>"; //Display 'no images' text
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if ($currentdir == "photos") {
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$messages = "It looks like you have just installed MiniGal Nano. Please run the <a href='system_check.php'>system check tool</a>";
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}
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}
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$offset_current = $offset_start;
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for ($x = $offset_start; $x < sizeof($dirs) && $x < $offset_end; $x++) {
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$offset_current++;
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$thumbnails .= $dirs[$x]["html"];
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}
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//-----------------------
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// DISPLAY FILES
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//-----------------------
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for ($i = $offset_start - sizeof($dirs); $i < $offset_end && $offset_current < $offset_end; $i++) {
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if ($i >= 0) {
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$offset_current++;
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$thumbnails .= $files[$i]["html"];
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}
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}
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//Include hidden links for all images AFTER current page so lightbox is able to browse images on different pages
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if ($i < 0)
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$i = 1;
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for ($y = $i; $y < sizeof($files); $y++) {
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$page_navigation .= "<a href='" . $currentdir . "/" . $files[$y]["name"] . "' class='hidden' title='" . $img_captions[$files[$y]["name"]] . "'></a>";
|
|
}
|
|
|
|
//-----------------------
|
|
// OUTPUT MESSAGES
|
|
//-----------------------
|
|
if ($messages != "") {
|
|
$messages = $messages . " <a id=\"closeMessage\" class=\"closeMessage\" href=\"#\"><img src=\"images/close.png\" /></a>";
|
|
}
|
|
|
|
// Read folder comment.
|
|
$comment_filepath = $currentdir . $file . "/comment.html";
|
|
if (file_exists($comment_filepath)) {
|
|
$fd = fopen($comment_filepath, "r");
|
|
$comment = fread($fd, filesize($comment_filepath));
|
|
fclose($fd);
|
|
}
|
|
|
|
//PROCESS TEMPLATE FILE
|
|
if (GALLERY_ROOT != "")
|
|
$templatefile = GALLERY_ROOT . "templates/integrate.html";
|
|
else
|
|
$templatefile = "templates/" . $templatefile . ".html";
|
|
|
|
if (!$fd = fopen($templatefile, "r")) {
|
|
echo "Template ".htmlspecialchars(stripslashes($templatefile))." not found!";
|
|
exit();
|
|
} else {
|
|
$template = fread($fd, filesize ($templatefile));
|
|
fclose($fd);
|
|
$template = stripslashes($template);
|
|
$template = preg_replace("/<% title %>/", $title, $template);
|
|
$template = preg_replace("/<% messages %>/", $messages, $template);
|
|
$template = preg_replace("/<% author %>/", $author, $template);
|
|
$template = preg_replace("/<% gallery_root %>/", GALLERY_ROOT, $template);
|
|
$template = preg_replace("/<% images %>/", "$images", $template);
|
|
$template = preg_replace("/<% thumbnails %>/", "$thumbnails", $template);
|
|
$template = preg_replace("/<% breadcrumb_navigation %>/", "$breadcrumb_navigation", $template);
|
|
$template = preg_replace("/<% page_navigation %>/", "$page_navigation", $template);
|
|
$template = preg_replace("/<% folder_comment %>/", "$comment", $template);
|
|
$template = preg_replace("/<% bgcolor %>/", "$backgroundcolor", $template);
|
|
$template = preg_replace("/<% gallery_width %>/", "$gallery_width", $template);
|
|
$template = preg_replace("/<% version %>/", "$version", $template);
|
|
echo "$template";
|
|
}
|