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index.php
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<?php
/*
MINIGAL NANO
- A PHP/HTML/CSS based image gallery script
This script and included files are subject to licensing from Creative Commons (http://creativecommons.org/licenses/by-sa/2.5/)
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")
MiniGal Nano is created by Thomas Rybak
Copyright 2010 by Thomas Rybak
Support: www.minigal.dk
Community: www.minigal.dk/forum
Please enjoy this free script!
*/
// Do not edit below this section unless you know what you are doing!
if(!defined("MINIGAL_INTERNAL")) {
define("MINIGAL_INTERNAL", true);
}
if (! ((include("config.php")) == 'MINIGAL_INCLUDE_OK') ) {
header("Location: system_check.php"); /* Redirect browser */
exit();
}
require("i18n/en_US.php");
if (array_key_exists('i18n', $config))
if((include("i18n/".$config['i18n'].".php")) != "MINIGAL_INCLUDE_OK")
echo "Error: Could not include language file i18n/".$config['i18n'].".php";
//-----------------------
// Debug stuff
//-----------------------
if($config['debug']) {
error_reporting(E_ALL);
$mtime = microtime();
$mtime = explode(" ",$mtime);
$mtime = $mtime[1] + $mtime[0];
$starttime = $mtime;
} else {
error_reporting(E_ERROR);
// error_reporting(0);
}
ini_set("memory_limit",$config['memory_limit']);
//-----------------------
// DEFINE VARIABLES
//-----------------------
$page_navigation = "";
$breadcrumb_navigation = "";
$thumbnails = "";
$new = "";
$images = "";
$exif_data = "";
$messages = "";
//-----------------------
// PHP ENVIRONMENT CHECK
//-----------------------
if (!function_exists('exif_read_data') && $config['display_exif'] == 1) {
$config['display_exif'] = 0;
$messages = $i18n['error_no_exif_support'];
}
//-----------------------
// FUNCTIONS
//-----------------------
function padstring($name, $length) {
global $config;
if (!isset($length)) $length = $config['label_max_length'];
if (mb_strlen($name) > $length) {
return mb_substr($name,0,$length) . "...";
} else return $name;
}
// ToDo: fix this function!
function getfirstImage($dirname) {
global $config;
$imageName = false;
if($handle = opendir($dirname))
{
while(false !== ($file = readdir($handle)))
{
$extension = strtolower(preg_replace('/^.*\./', '', $file));
if ($file[0] != '.' && in_array($extension, $config['supported_image_types'])) break;
}
$imageName = $file;
closedir($handle);
}
return($imageName);
}
function readEXIF($file) {
$exif_data = "";
$exif_idf0 = exif_read_data ($file,'IFD0' ,0 );
$emodel = $exif_idf0['Model'];
$efocal = $exif_idf0['FocalLength'];
list($x,$y) = split('/', $efocal);
$efocal = round($x/$y,0);
$exif_exif = exif_read_data ($file,'EXIF' ,0 );
$eexposuretime = $exif_exif['ExposureTime'];
$efnumber = $exif_exif['FNumber'];
list($x,$y) = split('/', $efnumber);
$efnumber = round($x/$y,0);
$eiso = $exif_exif['ISOSpeedRatings'];
$exif_date = exif_read_data ($file,'IFD0' ,0 );
$edate = $exif_date['DateTime'];
if (mb_strlen($emodel) > 0 OR mb_strlen($efocal) > 0 OR mb_strlen($eexposuretime) > 0 OR mb_strlen($efnumber) > 0 OR mb_strlen($eiso) > 0) $exif_data .= "::";
if (mb_strlen($emodel) > 0) $exif_data .= "$emodel";
if ($efocal > 0) $exif_data .= " | $efocal" . "mm";
if (mb_strlen($eexposuretime) > 0) $exif_data .= " | $eexposuretime" . "s";
if ($efnumber > 0) $exif_data .= " | f$efnumber";
if (mb_strlen($eiso) > 0) $exif_data .= " | ISO $eiso";
return($exif_data);
}
function checkpermissions($file) {
global $messages;
if (mb_substr(decoct(fileperms($file)), -1, mb_strlen(fileperms($file))) < 4 OR mb_substr(decoct(fileperms($file)), -3,1) < 4) $messages = $i18n['error_file_permissions'];
}
//-----------------------
// CHECK FOR NEW VERSION
//-----------------------
if (ini_get('allow_url_fopen') == "1" && $config['check_update']) {
$server_version = preg_grep('/^\s*\$config\s*\[\s*\'version\'\s*\]\s*=\s*".*";\s*$/', file($config['check_update_url']));
if(count($server_version)==1)
{
$server_version=preg_replace('/^\s*\$config\s*\[\s*\'version\'\s*\]\s*=\s*"(.*)";\s*$/', '\\1', implode($server_version));
if (mb_strlen($server_version) == 5 ) { //If string retrieved is exactly 5 chars then continue
if (version_compare($server_version, $config['version'], '>')) $messages = sprintf($i18n['msg_update_available'], $server_version);
}
}
}
mb_internal_encoding("UTF-8");
if (!defined("GALLERY_ROOT")) define("GALLERY_ROOT", "");
$thumbdir = rtrim('photos' . "/" .$_REQUEST["dir"],"/");
$thumbdir = str_replace("/..", "", $thumbdir); // Prevent looking at any up-level folders
$currentdir = GALLERY_ROOT . $thumbdir;
//-----------------------
// READ FILES AND FOLDERS
//-----------------------
$files = array();
$dirs = array();
if ($handle = opendir($currentdir))
{
while (false !== ($file = readdir($handle)))
{
// 1. LOAD FOLDERS
if (is_dir($currentdir . "/" . $file))
{
if ($file != "." && $file != ".." && mb_substr($file, 0, 1) != ".")
{
checkpermissions($currentdir . "/" . $file); // Check for correct file permission
// Set thumbnail to folder.jpg if found:
if (file_exists("$currentdir/" . $file . "/folder.jpg"))
{
$dirs[] = array(
"name" => $file,
"date" => filemtime($currentdir . "/" . $file . "/folder.jpg"),
"html" => "<li><a href='?dir=" . rawurlencode(ltrim($_GET['dir'] . "/" . $file, "/")) . "'><em>" .
padstring($file, $i18n['label_max_length']) . "</em><span></span><img src='" .
GALLERY_ROOT . "getimage.php?filename=" . rawurlencode($currentdir) . "/" . rawurlencode($file) .
"/folder.jpg&mode=thumb' alt='" . $i18n['label_loading'] . "' /></a></li>");
} else {
// Set thumbnail to first image found (if any):
$firstimage = getfirstImage("$currentdir/" . $file);
if ($firstimage != "") {
$dirs[] = array(
"name" => $file,
"date" => filemtime($currentdir . "/" . $file),
"html" => "<li><a href='?dir=" . rawurlencode(ltrim($_GET['dir'] . "/" . $file, "/")) . "'><em>" .
padstring($file, $i18n['label_max_length']) . "</em><span></span><img src='" .
GALLERY_ROOT . "getimage.php?filename=" . rawurlencode($thumbdir) . "/" . rawurlencode($file) .
"/" . rawurlencode($firstimage) . "&mode=thumb' alt='".$i18n['label_loading']."' /></a></li>"
);
} else {
// If no folder.jpg or image is found, then display default icon:
$dirs[] = array(
"name" => $file,
"date" => filemtime($currentdir . "/" . $file),
"html" => "<li><a href='?dir=" . rawurlencode(ltrim($_GET['dir'] . "/" . $file, "/")) . "'><em>" .
padstring($file) . "</em><span></span><img src='" . GALLERY_ROOT . "images/folder_" .
mb_strtolower($config['folder_color']) . ".png' width='" . $config['thumb_size'] .
"' height='" . $config['thumb_size'] . "' alt='" . $i18n['label_loading']."' /></a></li>"
);
}
}
}
}
// 2. LOAD CAPTIONS
if (file_exists($currentdir ."/captions.txt"))
{
$file_handle = fopen($currentdir ."/captions.txt", "rb");
while (!feof($file_handle) )
{
$line_of_text = fgets($file_handle);
$parts = explode('/n', $line_of_text);
foreach($parts as $img_capts)
{
list($img_filename, $img_caption) = explode('|', $img_capts);
$img_captions[$img_filename] = $img_caption;
}
}
fclose($file_handle);
}
// 3. LOAD FILES
if ($file != "." && $file != ".." && $file != "folder.jpg" && mb_substr($file, 0, 1) != ".")
{
$extension = strtolower(preg_replace('/^.*\./', '', $file));
if (in_array($extension, $config['supported_image_types']))
{
// JPG, GIF and PNG
$img_captions[$file] .= "<a href=\"getimage.php?filename=" . rawurlencode($currentdir) .
"/" . rawurlencode($file) . "&mode=small\">small</a> \n";
$img_captions[$file] .= "<a href=\"" . rawurlencode($currentdir) . "/" . rawurlencode($file) . "\">original</a>\n";
//Read EXIF
if ($config['display_exif'] == 1)
$img_captions[$file] .= readEXIF($currentdir . "/" . $file);
checkpermissions($currentdir . "/" . $file);
$files[] = array (
"name" => $file,
"date" => filemtime($currentdir . "/" . $file),
"size" => filesize($currentdir . "/" . $file),
"html" => "<li><a href='getimage.php?filename=" . rawurlencode($currentdir) . "/" . rawurlencode($file) .
"&mode=small' rel='lightbox[billeder]' title='" . $img_captions[$file] .
"'><span></span><img src='" . GALLERY_ROOT . "getimage.php?filename=" . rawurlencode($thumbdir) .
"/" . rawurlencode($file) . "&mode=thumb' alt='" . $i18n['label_loading'] . "' /></a><em>" .
padstring($file, $label_max_length) . "</em></li>"
);
} else if (in_array($extension, $config['supported_video_types'])) {
// MP4
$img_captions[$file] .= "<a href=\"" . $currentdir . "/" . $file . "\">original</a>\n";
checkpermissions($currentdir . "/" . $file);
$files[] = array (
"name" => $file,
"date" => filemtime($currentdir . "/" . $file),
"size" => filesize($currentdir . "/" . $file),
"html" => "<li><a href='" . $currentdir . "/" . $file . "' rel='lightbox[billeder]' title='" .
$img_captions[$file]."'><span></span><img src='" . GALLERY_ROOT . "getimage.php?filename=" .
rawurlencode($thumbdir) . "/" . rawurlencode($file) . "&mode=thumb' alt='" .
$i18n['label_loading'] . "' /></a><em>" . padstring($file, $label_max_length) . "</em></li>"
);
}
// Other filetypes
$extension = "";
if (preg_match("/.pdf$/i", $file)) $extension = "PDF"; // PDF
if (preg_match("/.zip$/i", $file)) $extension = "ZIP"; // ZIP archive
if (preg_match("/.rar$|.r[0-9]{2,}/i", $file)) $extension = "RAR"; // RAR Archive
if (preg_match("/.tar$/i", $file)) $extension = "TAR"; // TARball archive
if (preg_match("/.gz$/i", $file)) $extension = "GZ"; // GZip archive
if (preg_match("/.doc$|.docx$/i", $file)) $extension = "DOCX"; // Word
if (preg_match("/.ppt$|.pptx$/i", $file)) $extension = "PPTX"; //Powerpoint
if (preg_match("/.xls$|.xlsx$/i", $file)) $extension = "XLXS"; // Excel
if ($extension != "") {
$files[] = array (
"name" => $file,
"date" => filemtime($currentdir . "/" . $file),
"size" => filesize($currentdir . "/" . $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='" . $config['thumb_size'] .
"' height='$thumb_size' alt='$file' /></a></li>"
);
}
}
}
closedir($handle);
} else die("ERROR: Could not open $currentdir for reading!\n$php_errormsg");
$dirtimestamp=max(filemtime($currentdir), filemtime("./index.php"), filemtime("./config.php"), filemtime(GALLERY_ROOT == "" ? "./templates/" . $config['templatefile'] . ".html" : GALLERY_ROOT . "templates/integrate.html"));
$lastmodified=gmdate("D, d M Y H:i:s \G\M\T", $dirtimestamp);
if (isset($_ENV['HTTP_IF_MODIFIED_SINCE']))
$IfModifiedSince = strtotime(substr($_ENV['HTTP_IF_MODIFIED_SINCE'], 5));
if (isset($_SERVER['HTTP_IF_MODIFIED_SINCE']))
$IfModifiedSince = strtotime(substr($_SERVER['HTTP_IF_MODIFIED_SINCE'], 5));
if ($IfModifiedSince && $IfModifiedSince >= $dirtimestamp) {
header($_SERVER['SERVER_PROTOCOL'] . " 304 Not Modified");
header("Last-Modified: " . $lastmodified);
exit;
}
header("Cache-Control: public, must-revalidate");
header("Vary: Last-Modified");
header("Last-Modified: " . $lastmodified);
//-----------------------
// SORT FILES AND FOLDERS
//-----------------------
if (sizeof($dirs) > 0)
{
foreach ($dirs as $key => $row)
{
if($row["name"] == "") unset($dirs[$key]); //Delete empty array entries
$name[$key] = mb_strtolower($row['name']);
$date[$key] = mb_strtolower($row['date']);
}
if (mb_strtoupper($config['sortdir_folders']) == "DESC") array_multisort($$config['sorting_folders'], SORT_DESC, $name, SORT_DESC, $dirs);
else array_multisort($$config['sorting_folders'], SORT_ASC, $name, SORT_ASC, $dirs);
}
if (sizeof($files) > 0)
{
foreach ($files as $key => $row)
{
if($row["name"] == "") unset($files[$key]); //Delete empty array entries
$name[$key] = mb_strtolower($row['name']);
$date[$key] = mb_strtolower($row['date']);
$size[$key] = mb_strtolower($row['size']);
}
if (mb_strtoupper($config['sortdir_files']) == "DESC") array_multisort($$config['sorting_files'], SORT_DESC, $name, SORT_ASC, $files);
else array_multisort($$config['sorting_files'], SORT_ASC, $name, SORT_ASC, $files);
}
//-----------------------
// OFFSET DETERMINATION
//-----------------------
$offset_start = ($_GET["page"] * $config['thumbs_pr_page']) - $config['thumbs_pr_page'];
if (!isset($_GET["page"])) $offset_start = 0;
$offset_end = $offset_start + $config['thumbs_pr_page'];
if ($offset_end > sizeof($dirs) + sizeof($files)) $offset_end = sizeof($dirs) + sizeof($files);
if ($_GET["page"] == "all")
{
$offset_start = 0;
$offset_end = sizeof($dirs) + sizeof($files);
}
//-----------------------
// PAGE NAVIGATION
//-----------------------
if (!isset($_GET["page"])) $_GET["page"] = 1;
if (sizeof($dirs) + sizeof($files) > $config['thumbs_pr_page'])
{
$page_navigation .= $i18n['label_page']." ";
for ($i=1; $i <= ceil((sizeof($files) + sizeof($dirs)) / $config['thumbs_pr_page']); $i++)
{
if ($_GET["page"] == $i)
$page_navigation .= "$i";
else
$page_navigation .= "<a href='?dir=" . $_GET["dir"] . "&page=" . ($i) . "'>" . $i . "</a>";
if ($i != ceil((sizeof($files) + sizeof($dirs)) / $config['thumbs_pr_page'])) $page_navigation .= " | ";
}
//Insert link to view all images
if ($_GET["page"] == "all") $page_navigation .= " | " . $i18n['label_all'];
else $page_navigation .= " | <a href='?dir=" . $_GET["dir"] . "&page=all'>" . $i18n['label_all'] . "</a>";
}
//-----------------------
// BREADCRUMB NAVIGATION
//-----------------------
if ($_GET['dir'] != "")
{
$breadcrumb_navigation .= "<a href='?dir='>" . $i18n['label_home'] . "</a> > ";
$navitems = explode("/", $_REQUEST['dir']);
for($i = 0; $i < sizeof($navitems); $i++)
{
if ($i == sizeof($navitems)-1) $breadcrumb_navigation .= $navitems[$i];
else
{
$breadcrumb_navigation .= "<a href='?dir=";
for ($x = 0; $x <= $i; $x++)
{
$breadcrumb_navigation .= $navitems[$x];
if ($x < $i) $breadcrumb_navigation .= "/";
}
$breadcrumb_navigation .= "'>" . $navitems[$i] . "</a> > ";
}
}
} else $breadcrumb_navigation .= $i18n['label_home'];
//Include hidden links for all images BEFORE current page so lightbox is able to browse images on different pages
for ($y = 0; $y < $offset_start - sizeof($dirs); $y++)
{
$breadcrumb_navigation .= "<a href='getimage.php?filename=" . rawurlencode($currentdir) . "/" . rawurlencode($files[$y]["name"]) . "&mode=small' rel='lightbox[billeder]' class='hidden' title='" . $img_captions[$files[$y]["name"]] . "'></a>";
}
//-----------------------
// DISPLAY FOLDERS
//-----------------------
if (count($dirs) + count($files) == 0) {
$thumbnails .= "<li>" . $i18n['label_noimages'] . "</li>"; //Display 'no images' text
if($currentdir == "photos") $messages = $i18n['msg_first_run'];
}
$offset_current = $offset_start;
for ($x = $offset_start; $x < sizeof($dirs) && $x < $offset_end; $x++)
{
$offset_current++;
$thumbnails .= $dirs[$x]["html"];
}
//-----------------------
// DISPLAY FILES
//-----------------------
for ($i = $offset_start - sizeof($dirs); $i < $offset_end && $offset_current < $offset_end; $i++)
{
if ($i >= 0)
{
$offset_current++;
$thumbnails .= $files[$i]["html"];
}
}
//Include hidden links for all images AFTER current page so lightbox is able to browse images on different pages
for ($y = $i; $y < sizeof($files); $y++)
{
$page_navigation .= "<a href='getimage.php?filename=" . rawurlencode($currentdir) . "/" . rawurlencode($files[$y]["name"]) . "&mode=small' rel='lightbox[billeder]' class='hidden' title='" . $img_captions[$files[$y]["name"]] . "'></a>";
}
//-----------------------
// OUTPUT MESSAGES
//-----------------------
if ($messages != "") {
$messages = "<div id=\"topbar\">" . $messages . " <a href=\"#\" onclick=\"document.getElementById('topbar').style.display = 'none';\";><img src=\"images/close.png\" /></a></div>";
}
//PROCESS TEMPLATE FILE
if(GALLERY_ROOT != "") $templ = GALLERY_ROOT . "templates/integrate.html";
else $templ = "templates/" . $config['templatefile'] . ".html";
if(!$fd = fopen($templ, "r"))
{
echo "Template $templ not found!";
exit();
}
else
{
$template = fread ($fd, filesize ($templ));
fclose ($fd);
$template = stripslashes($template);
$template = preg_replace("/<% title %>/", $config['title'], $template);
$template = preg_replace("/<% messages %>/", $messages, $template);
$template = preg_replace("/<% author %>/", $config['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("/<% bgcolor %>/", $config['backgroundcolor'], $template);
$template = preg_replace("/<% gallery_width %>/", $config['gallery_width'], $template);
$template = preg_replace("/<% version %>/", $config['version'], $template);
echo "$template";
}
//-----------------------
//Debug stuff
//-----------------------
if($config['debug']) {
$mtime = microtime();
$mtime = explode(" ",$mtime);
$mtime = $mtime[1] + $mtime[0];
$endtime = $mtime;
$totaltime = ($endtime - $starttime);
echo "This page was created in ".$totaltime." seconds";
}
?>