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-rw-r--r--utils/modules/gallery.php303
1 files changed, 303 insertions, 0 deletions
diff --git a/utils/modules/gallery.php b/utils/modules/gallery.php
new file mode 100644
index 0000000..b3f410d
--- /dev/null
+++ b/utils/modules/gallery.php
@@ -0,0 +1,303 @@
+<?php
+/* -*- Mode: php; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+
+include_once($UTIL_DIR . "/convert.php");
+include_once($UTIL_DIR . "/markdown.php");
+include_once($UTIL_DIR . "/modules.php");
+
+function isJpeg($file)
+{
+ $parts = explode(".", $file);
+ $suffix = $parts[sizeof($parts) - 1];
+ $suffix = strtolower($suffix);
+ return $suffix == "jpg" || $suffix == "jpeg";
+}
+
+function cleanUp($dir)
+{
+ $d = opendir($dir);
+ while(false !== ($f = readdir($d))) {
+ if($f == '.' || $f == '..') continue;
+ if(is_dir($f)) cleanUp($dir . "/" . $f);
+ else unlink($dir . "/" . $f);
+ }
+ closedir($d);
+
+ rmdir($dir);
+}
+
+class Photo {
+ public $id;
+ private $path;
+ public $title;
+ public $image;
+
+ public function write($fp)
+ {
+ fwrite($fp, " <photo id=\"" .
+ htmlspecialchars($this->id, ENT_QUOTES, "UTF-8") . "\"\n");
+ fwrite($fp, " title=\"" .
+ htmlspecialchars($this->title, ENT_QUOTES, "UTF-8") . "\"\n");
+ fwrite($fp, " image=\"" .
+ htmlspecialchars($this->image, ENT_QUOTES, "UTF-8") . "\"/>\n");
+ }
+
+ public function show()
+ {
+ $str = "<p>\n";
+ $str .= " <img src=\"" . $this->path . "/" . $this->image . "\" width=\"100\"/><br/>\n";
+ $str .= " " . $this->title . "\n";
+ $str .= "</p>\n";
+ return $str;
+ }
+
+ public function Photo($path, $id, $title, $image)
+ {
+ $this->path = $path;
+ $this->id = $id;
+ $this->title = $title;
+ $this->image = $image;
+ }
+}
+
+
+class Album {
+ public $id;
+ public $title;
+ public $copyright;
+ public $enabled;
+ public $photos = array();
+
+ public function add($photo)
+ {
+ $this->photos[$photo->id] = $photo;
+ }
+
+ public function write($fp)
+ {
+ fwrite($fp, " <album id=\"" .
+ htmlspecialchars($this->id, ENT_QUOTES, "UTF-8") . "\"\n");
+ fwrite($fp, " title=\"" .
+ htmlspecialchars($this->title, ENT_QUOTES, "UTF-8") . "\"\n");
+ fwrite($fp, " copyright=\"" .
+ htmlspecialchars($this->copyright, ENT_QUOTES, "UTF-8") . "\"\n");
+ fwrite($fp, " icon=\"" .
+ htmlspecialchars($this->icon, ENT_QUOTES, "UTF-8") . "\"\n");
+ fwrite($fp, " enabled=\"" .
+ htmlspecialchars($this->enabled, ENT_QUOTES, "UTF-8") . "\">\n");
+ foreach($this->photos as $photo) {
+ $photo->write($fp);
+ }
+ fwrite($fp, " </album>\n");
+ }
+
+ public function show()
+ {
+ $str = "<p>\n";
+ $str .= "<img src=\"" . $this->getPath() . "/" . $this->photos[$this->icon]->image . "\" width=\"64\"/>\n";
+ $str .= "<strong>" . $this->title . "</strong>\n";
+ $str .= "</p>\n";
+ foreach($this->photos as $photo) {
+ $str .= $photo->show();
+ }
+ return $str;
+ }
+
+ public function getPath()
+ {
+ global $ALBUMS_DIR;
+ return $ALBUMS_DIR . "/" . $this->id;
+ }
+
+ public function getNextID()
+ {
+ $maxid = 0;
+ foreach($this->photos as $photo) {
+ if($photo->id > $nextid) $maxid = $photo->id;
+ }
+ return $maxid + 1;
+ }
+
+ public function Album($id, $title, $copyright, $icon, $enabled)
+ {
+ $this->id = $id;
+ $this->title = $title;
+ $this->copyright = $copyright;
+ $this->icon = $icon;
+ $this->enabled = $enabled;
+ }
+}
+
+function unpackImages($zipfile, $album)
+{
+ if(is_uploaded_file($zipfile['tmp_name'])) {
+ echo "File ". $zipfile['name'] ." uploaded successfully.\n";
+
+ //
+ // Unzip file
+ //
+ // http://dk.php.net/manual/en/book.zip.php
+ $zip = new ZipArchive();
+ $zip->open($zipfile['tmp_name']);
+ $folder = $zipfile['tmp_name'].'.unzip';
+ $zip->extractTo($folder);
+
+ //
+ // Look at EXIF header (Image Description) and move images
+ //
+ // http://dk.php.net/manual/en/book.exif.php
+ if(!file_exists($album->getPath())) mkdir($album->getPath());
+ $d = opendir($folder);
+ while(false !== ($f = readdir($d))) {
+ if(!isJpeg($f)) continue;
+ $tags = exif_read_data($folder . "/" . $f, "ANY_TAG");
+ rename($folder . "/" . $f, $album->getPath() . "/" . $f);
+ $photo = new Photo($album->getPath(), $album->getNextID(), $tags['ImageDescription'], $f);
+ $album->add($photo);
+ }
+ closedir($d);
+
+ //
+ // Clean up (recursively)
+ //
+ cleanUp($folder);
+ }
+}
+
+class Gallery {
+
+ private $file;
+ private $albums = array();
+
+ // Admin config
+ public $admin_title = "Gallery";
+ public $admin_submodules = array("New gallery" => "newgallery");
+
+ public function admin_newgallery($action, $vars)
+ {
+ global $ALBUMS_DIR;
+ switch($action) {
+ case "create":
+ $album = new Album($this->getNextID(), $vars['title'], $vars['copyright'], "1", $vars['enabled']);
+ unpackImages($_FILES['images'], $album);
+ $this->add($album);
+ $this->write();
+ echo $album->show();
+ break;
+
+ case "select":
+ default:
+ beginform("create", true);
+ lineedit("Album title:", "title");
+ lineedit("Album copyright:", "copyright");
+ lineedit("Album enabled:", "enabled", "true");
+ fileupload("Select image archive:", "images", "application/zip");
+ button("Create");
+ endform();
+ break;
+ }
+ }
+
+ public function admin($sub, $action, $vars)
+ {
+ switch($sub) {
+ case "newgallery":
+ $this->admin_newgallery($action, $vars);
+ break;
+ }
+ }
+
+ public function run($params)
+ {
+ $str = "";
+ foreach($params as $param) {
+ switch($param) {
+ default:
+ foreach($this->albums as $album) {
+ $str .= $album->show();
+ }
+ break;
+ }
+ }
+ return $str;
+ }
+
+ public function add($album) {
+ $this->albums[$album->id] = $album;
+ }
+
+ public function getNextID()
+ {
+ $maxid = 0;
+ foreach($this->albums as $album) {
+ if($album->id > $nextid) $maxid = $album->id;
+ }
+ return $maxid + 1;
+ }
+
+ public function write()
+ {
+ $fp = fopen($this->file, "w");
+ fwrite($fp, "<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n");
+
+ fwrite($fp, "<gallery>\n");
+ foreach($this->albums as $album) {
+ $album->write($fp);
+ }
+ fwrite($fp, "</gallery>\n");
+
+ fclose($fp);
+ }
+
+ private function read()
+ {
+ $dom = new DomDocument;
+ $dom->resolveExternals = FALSE;
+ $dom->substituteEntities = FALSE;
+ $dom->preserveWhiteSpace = FALSE;
+ $dom->load($this->file);
+
+ $gallery = $dom->documentElement;
+ // $this->width = $gallery->getAttribute('width');
+
+ foreach($gallery->childNodes as $albumElem) {
+
+ if($albumElem->tagName != "album") continue;
+
+ $album = new Album($albumElem->getAttribute('id'),
+ $albumElem->getAttribute('title'),
+ $albumElem->getAttribute('copyright'),
+ $albumElem->getAttribute('icon'),
+ $albumElem->getAttribute('enabled'));
+
+ foreach($albumElem->childNodes as $photoElem) {
+ if($photoElem->tagName != "photo") continue;
+
+ $photo = new Photo($album->getPath(),
+ $photoElem->getAttribute('id'),
+ $photoElem->getAttribute('title'),
+ $photoElem->getAttribute('image'));
+ $album->add($photo);
+
+ }
+
+ $this->add($album);
+
+ }
+ }
+
+ public function Gallery($file)
+ {
+ $this->file = $file;
+ if(file_exists($file)) $this->read();
+ }
+
+}
+
+function gallery_init()
+{
+ global $DATA_DIR;
+ return new Gallery($DATA_DIR . "/gallery.xml");
+}
+
+?>
generated by cgit v1.2.3 (git 2.25.1) at 2024-12-26 04:11:24 +0000