$length) {
return substr($name, 0, $length) . "...";
}
return $name;
}
function getfirstImage($dirname)
{
$imageName = false;
$extensions = array("jpg", "png", "jpeg", "gif");
if ($handle = opendir($dirname)) {
while(false !== ($file = readdir($handle))) {
if ($file[0] == '.') {
continue;
}
$pathinfo = pathinfo($file);
if (empty($pathinfo['extension'])) {
continue;
}
$ext = strtolower($pathinfo['extension']);
if (in_array($ext, $extensions)) {
$imageName = $file;
break;
}
}
closedir($handle);
}
return $imageName;
}
function parse_fraction($v, $round=0)
{
list($x, $y) = array_map('intval', explode('/', $v));
if (empty($x) || empty($y)) {
return $v;
}
if ($x % $y == 0) {
return $x/$y;
}
if ($y % $x == 0) {
return "1/" . $y/$x;
}
return round($x/$y, $round);
}
function readEXIF($file)
{
$exif_arr = array();
$exif_data = exif_read_data($file);
$exif_val = $exif_data['Model'];
if (!empty($exif_val)) {
$exif_arr[] = $exif_val;
}
$exif_val = $exif_data['FocalLength'];
if (!empty($exif_val)) {
$exif_arr[] = parse_fraction($exif_val) . "mm";
}
$exif_val = $exif_data['ExposureTime'];
if (!empty($exif_val)) {
$exif_arr[] = parse_fraction($exif_val, 2) . "s";
}
$exif_val = $exif_data['FNumber'];
if (!empty($exif_val)) {
$exif_arr[] = "f" . parse_fraction($exif_val);
}
$exif_val = $exif_data['ISOSpeedRatings'];
if (!empty($exif_val)) {
$exif_arr[] = "ISO " . $exif_val;
}
if (count($exif_arr) > 0) {
return "::" . implode(" | ", $exif_arr);
}
}
function checkpermissions($file)
{
global $messages;
if (!is_readable($file)) {
$messages = "At least one file or folder has wrong permissions. "
. "Learn how to "
. "set file permissions";
}
}
if (!defined("GALLERY_ROOT"))
define("GALLERY_ROOT", "");
$requestedDir = '';
if (!empty($_GET['dir']))
$requestedDir = $_GET['dir'];
$thumbdir = rtrim('photos/' . $requestedDir, '/');
//$thumbdir = str_replace('/..', '', $thumbdir); // Prevent directory traversal attacks.
if (strstr($thumbdir, '..') !== false) {
$requestedDir = '';
$thumbdir = rtrim('photos/', '/');
}
$currentdir = GALLERY_ROOT . $thumbdir;
//-----------------------
// READ FILES AND FOLDERS
//-----------------------
$files = array();
$dirs = array();
$img_captions = array();
if (is_dir($currentdir) && $handle = opendir($currentdir)) {
// 1. LOAD CAPTIONS
$caption_filename = "$currentdir/captions.txt";
if (is_readable($caption_filename)) {
$caption_handle = fopen($caption_filename, "rb");
while (!feof($caption_handle)) {
$caption_line = fgetss($caption_handle);
if (empty($caption_line)) {
continue;
}
list($img_file, $img_text) = explode('|', $caption_line);
$img_captions[$img_file] = trim($img_text);
}
fclose($caption_handle);
}
while (false !== ($file = readdir($handle)) && !in_array($file, $SkipObjects)) {
// 2. LOAD FOLDERS
if (is_dir($currentdir . "/" . $file)) {
if ($file != "." && $file != "..") {
checkpermissions($currentdir . "/" . $file); // Check for correct file permission
// Set thumbnail to folder.jpg if found:
if (file_exists($currentdir. '/' . $file . '/folder.jpg')) {
$linkParams = http_build_query(
array('dir' => ltrim("$requestedDir/$file", '/')),
'',
'&'
);
$linkUrl = "?$linkParams";
$imgParams = http_build_query(
array(
'filename' => "$currentdir/$file/folder.jpg",
'size' => $thumb_size
),
'',
'&'
);
$imgUrl = GALLERY_ROOT . "createthumb.php?$imgParams";
$dirs[] = array(
"name" => $file,
"date" => filemtime($currentdir . "/" . $file . "/folder.jpg"),
"html" => "" . padstring($file, $label_max_length) . "![\"$label_loading\"](\"{$imgUrl}\")
"
);
} else {
// Set thumbnail to first image found (if any):
unset($firstimage);
$firstimage = getfirstImage("$currentdir/" . $file);
if ($firstimage != "") {
$linkParams = http_build_query(
array('dir' => ltrim("$requestedDir/$file", '/')),
'',
'&'
);
$linkUrl = "?$linkParams";
$imgParams = http_build_query(
array(
'filename' => "$thumbdir/$file/$firstimage",
'size' => $thumb_size
),
'',
'&'
);
$imgUrl = GALLERY_ROOT . "createthumb.php?$imgParams";
$dirs[] = array(
"name" => $file,
"date" => filemtime($currentdir . "/" . $file),
"html" => "" . padstring($file, $label_max_length) . ""
);
} else {
// If no folder.jpg or image is found, then display default icon:
$linkParams = http_build_query(
array('dir' => ltrim("$requestedDir/$file", '/')),
'',
'&'
);
$linkUrl = "?$linkParams";
$imgUrl = GALLERY_ROOT . 'images/folder_' . strtolower($folder_color) . '.png';
$dirs[] = array(
"name" => $file,
"date" => filemtime($currentdir . "/" . $file),
"html" => "" . padstring($file, $label_max_length) . ""
);
}
}
}
}
// 3. LOAD FILES
if ($file != "." && $file != ".." && $file != "folder.jpg") {
if ($display_filename)
$filename_caption = "" . padstring($file, $label_max_length) . "";
else
$filename_caption = "";
// JPG, GIF and PNG
if (preg_match("/.jpg$|.gif$|.png$/i", $file)) {
//Read EXIF
if (!array_key_exists($file, $img_captions)) {
if ($display_exif == 1) {
$exifReaden = readEXIF($currentdir . "/" . $file);
//Add to the caption all the EXIF information
$img_captions[$file] = $file.$exifReaden;
} else {
//If no EXIF, just use the filename as caption
$img_captions[$file] = $file;
}
}
// Read the optionnal image title and caption in html file (image.jpg --> image.jpg.html)
// Format: title::caption
// Example: My cat::My cat like to roll on the floor.
// If file is not provided, image filename will be used instead.
checkpermissions($currentdir . "/" . $file);
if (is_file($currentdir.'/'.$file.'.html'))
$img_captions[$file] = $file.'::'.htmlspecialchars(file_get_contents($currentdir.'/'.$file.'.html'), ENT_QUOTES);
$linkUrl = str_replace('%2F', '/', rawurlencode("$currentdir/$file"));
$imgParams = http_build_query(
array('filename' => "$thumbdir/$file", 'size' => $thumb_size),
'',
'&');
$imgUrl = GALLERY_ROOT . "createthumb.php?$imgParams";
if ($lazyload)
$imgopts = "class=\"b-lazy\" src=data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw== data-src=\"$imgUrl\"";
else
$imgopts = "src=\"{$imgUrl}\"";
$files[] = array(
"name" => $file,
"date" => filemtime($currentdir . "/" . $file),
"size" => filesize($currentdir . "/" . $file),
"html" => "![$label_loading]()
" . $filename_caption . "");
}
// 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)) $extension = "XLXS"; // Excel
if (preg_match("/.ogv$|.mp4$|.mpg$|.mpeg$|.mov$|.avi$|.wmv$|.flv$|.webm$/i", $file)) $extension = "VIDEO"; // video files
if (preg_match("/.aiff$|.aif$|.wma$|.aac$|.flac$|.mp3$|.ogg$|.m4a$/i", $file)) $extension = "AUDIO"; // audio files
if ($extension != "") {
$files[] = array(
"name" => $file,
"date" => filemtime($currentdir . "/" . $file),
"size" => filesize($currentdir . "/" . $file),
"html" => "" . padstring($file, 20) . "![$file](" . GALLERY_ROOT . "images/filetype_" . $extension . ".png)
$filename_caption");
}
}
}
closedir($handle);
} else {
die("ERROR: Could not open ".htmlspecialchars(stripslashes($currentdir))." for reading!");
}
//-----------------------
// SORT FILES AND FOLDERS
//-----------------------
if (sizeof($dirs) > 0) {
foreach ($dirs as $key => $row) {
if ($row["name"] == "") {
unset($dirs[$key]); //Delete empty array entries
continue;
}
$name[$key] = strtolower($row['name']);
$date[$key] = strtolower($row['date']);
}
@array_multisort($$sorting_folders, $sortdir_folders, $name, $sortdir_folders, $dirs);
}
if (sizeof($files) > 0) {
foreach ($files as $key => $row) {
if ($row["name"] == "") {
unset($files[$key]); //Delete empty array entries
continue;
}
$name[$key] = strtolower($row['name']);
$date[$key] = strtolower($row['date']);
$size[$key] = strtolower($row['size']);
}
@array_multisort($$sorting_files, $sortdir_files, $name, SORT_ASC, $files);
}
//-----------------------
// OFFSET DETERMINATION
//-----------------------
if (!isset($_GET["page"]))
$_GET["page"] = 1;
$offset_start = ($_GET["page"] * $thumbs_pr_page) - $thumbs_pr_page;
$offset_end = $offset_start + $thumbs_pr_page;
if ($offset_end > sizeof($dirs) + sizeof($files))
$offset_end = sizeof($dirs) + sizeof($files);
if ($_GET["page"] == "all" || $lazyload) {
$offset_start = 0;
$offset_end = sizeof($dirs) + sizeof($files);
}
//-----------------------
// PAGE NAVIGATION
//-----------------------
if (!$lazyload && sizeof($dirs) + sizeof($files) > $thumbs_pr_page) {
$page_navigation .= "$label_page ";
for ($i = 1; $i <= ceil((sizeof($files) + sizeof($dirs)) / $thumbs_pr_page); $i++) {
if ($_GET["page"] == $i)
$page_navigation .= "$i";
else
$page_navigation .= "" . $i . "";
if ($i != ceil((sizeof($files) + sizeof($dirs)) / $thumbs_pr_page))
$page_navigation .= " | ";
}
//Insert link to view all images
if ($_GET["page"] == "all")
$page_navigation .= " | $label_all";
else
$page_navigation .= " | $label_all";
}
//-----------------------
// BREADCRUMB NAVIGATION
//-----------------------
if ($requestedDir != "") {
$breadcrumb_navigation .= "" . $label_home . " $breadcrumb_separator ";
$navitems = explode("/", $_REQUEST['dir']);
for ($i = 0; $i < sizeof($navitems); $i++) {
if ($i == sizeof($navitems)-1) {
$breadcrumb_navigation .= $navitems[$i];
} else {
$breadcrumb_navigation .= "" . $navitems[$i] . " $breadcrumb_separator ";
}
}
} else {
$breadcrumb_navigation .= $label_home;
}
//Include hidden links for all images BEFORE current page so lightbox is able to browse images on different pages
for ($y = 0; $y < $offset_start - sizeof($dirs); $y++) {
$breadcrumb_navigation .= "";
}
//-----------------------
// DISPLAY FOLDERS
//-----------------------
if (count($dirs) + count($files) == 0) {
$thumbnails .= "$label_noimages"; //Display 'no images' text
if ($currentdir == "photos")
$messages = "It looks like you have just installed MiniGal Nano. Please run the system check tool";
}
$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
if ($i < 0)
$i = 1;
for ($y = $i; $y < sizeof($files); $y++) {
$page_navigation .= "";
}
//-----------------------
// OUTPUT MESSAGES
//-----------------------
if ($messages != "") {
$messages = "" . $messages . "
![](\"images/close.png\")