From ed5637b991ab341ead6a97276f313b84f263a145 Mon Sep 17 00:00:00 2001
From: Cash Costello <cash.costello@gmail.com>
Date: Thu, 10 Nov 2011 07:31:37 -0500
Subject: moved classes into classes directory

---
 classes/TidypicsAlbum.php | 243 ++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 243 insertions(+)
 create mode 100644 classes/TidypicsAlbum.php

(limited to 'classes/TidypicsAlbum.php')

diff --git a/classes/TidypicsAlbum.php b/classes/TidypicsAlbum.php
new file mode 100644
index 000000000..e178acd5d
--- /dev/null
+++ b/classes/TidypicsAlbum.php
@@ -0,0 +1,243 @@
+<?php
+/**
+ * Tidypics Album class
+ *
+ * @package TidypicsAlbum
+ */
+
+
+class TidypicsAlbum extends ElggObject {
+	protected function initialise_attributes() {
+		parent::initialise_attributes();
+
+		$this->attributes['subtype'] = "album";
+	}
+
+	public function __construct($guid = null) {
+		parent::__construct($guid);
+	}
+
+	/**
+	 * Delete album
+	 *
+	 * @return bool
+	 */
+	public function delete() {
+
+		$this->deleteImages();
+		$this->deleteAlbumDir();
+		
+		return parent::delete();
+	}
+
+	/**
+	 * Get an array of image objects
+	 *
+	 * @param int $limit
+	 * @param int $offset
+	 * @return array
+	 */
+	public function getImages($limit, $offset=0) {
+		$imageList = $this->getImageList();
+		if ($offset > count($imageList)) {
+			return array();
+		}
+
+		$imageList = array_slice($imageList, $offset, $limit);
+		
+		$images = array();
+		foreach ($imageList as $guid) {
+			$images[] = get_entity($guid);
+		}
+		return $images;
+	}
+
+	/**
+	 * View a list of images
+	 *
+	 * @param int $limit
+	 * @param int $offset
+	 * @return string
+	 */
+	public function viewImages($limit, $offset=0) {
+		$images = $this->getImages($limit, $offset);
+		if (count($images) == 0) {
+			return '';
+		}
+
+		$count = $this->getSize();
+
+		return elgg_view_entity_list($images, $count, $offset, $limit, false, false, true);
+	}
+
+	/**
+	 * Get the GUID of the album cover
+	 * 
+	 * @return int
+	 */
+	public function getCoverImageGuid() {
+		if ($this->getSize() == 0) {
+			return 0;
+		}
+
+		$guid = $this->cover;
+		$imageList = $this->getImageList();
+		if (!in_array($guid, $imageList)) {
+			// select random photo to be cover
+			$index = array_rand($imageList, 1);
+			$guid = $imageList[$index];
+			$this->cover = $guid;
+		}
+		return $guid;
+	}
+
+	/**
+	 * Set the GUID for the album cover
+	 *
+	 * @param int $guid
+	 * @return bool
+	 */
+	public function setCoverImageGuid($guid) {
+		$imageList = $this->getImageList();
+		if (!in_array($guid, $imageList)) {
+			return false;
+		}
+		$this->cover = $guid;
+		return true;
+	}
+
+	/**
+	 * Get the number of photos in the album
+	 *
+	 * @return int
+	 */
+	public function getSize() {
+		return count($this->getImageList());
+	}
+
+	/**
+	 * Returns an order list of image guids
+	 * 
+	 * @return array
+	 */
+	public function getImageList() {
+		$listString = $this->orderedImages;
+		if (!$listString) {
+			return array();
+		}
+		$list = unserialize($listString);
+		return $list;
+	}
+
+	/**
+	 * Sets the album image order
+	 *
+	 * @param array $list An indexed array of image guids 
+	 */
+	public function setImageList($list) {
+		$listString = serialize($list);
+		$this->orderedImages = $listString;
+	}
+
+	/**
+	 * Add new images to the front of the image list
+	 *
+	 * @param array $list An indexed array of image guids
+	 */
+	public function prependImageList($list) {
+		$currentList = $this->getImageList();
+		$list = array_merge($list, $currentList);
+		$this->setImageList($list);
+	}
+
+	/**
+	 * Get the GUID of the image before the current one
+	 *
+	 * @param int $currentGuid
+	 * @return int
+	 */
+	public function getPreviousImageGuid($currentGuid) {
+		$imageList = $this->getImageList();
+		$key = array_search($currentGuid, $imageList);
+		if ($key === FALSE) {
+			return 0;
+		}
+		$key--;
+		if ($key < 0) {
+			return 0;
+		}
+		return $imageList[$key];
+	}
+
+	/**
+	 * Get the GUID of the image after the current one
+	 *
+	 * @param int $currentGuid
+	 * @return int
+	 */
+	public function getNextImageGuid($currentGuid) {
+		$imageList = $this->getImageList();
+		$key = array_search($currentGuid, $imageList);
+		if ($key === FALSE) {
+			return 0;
+		}
+		$key++;
+		if ($key >= count($imageList)) {
+			return 0;
+		}
+		return $imageList[$key];
+	}
+
+	/**
+	 * Remove an image from the album list
+	 *
+	 * @param int $imageGuid
+	 * @return bool
+	 */
+	public function removeImage($imageGuid)  {
+		$imageList = $this->getImageList();
+		$key = array_search($imageGuid, $imageList);
+		if ($key === FALSE) {
+			return FALSE;
+		}
+		
+		unset($imageList[$key]);
+		$this->setImageList($imageList);
+
+		return TRUE;
+	}
+
+	protected function deleteImages() {
+		// get all the images from this album as long as less than 999 images
+		$images = elgg_get_entities(array(
+			"type=" => "object",
+			"subtype" => "image",
+			"container_guid" => $this->guid,
+			"limit" => ELGG_ENTITIES_NO_VALUE,
+		));
+		if ($images) {
+			foreach ($images as $image) {
+				if ($image) {
+					$image->delete();
+				}
+			}
+		}
+	}
+
+	protected function deleteAlbumDir() {
+		$tmpfile = new ElggFile();
+		$tmpfile->setFilename('image/' . $this->guid . '/._tmp_del_tidypics_album_');
+		$tmpfile->subtype = 'image';
+		$tmpfile->owner_guid = $this->owner_guid;
+		$tmpfile->container_guid = $this->guid;
+		$tmpfile->open("write");
+		$tmpfile->write('');
+		$tmpfile->close();
+		$tmpfile->save();
+		$albumdir = eregi_replace('/._tmp_del_tidypics_album_', '', $tmpfile->getFilenameOnFilestore());
+		$tmpfile->delete();
+		if (is_dir($albumdir)) {
+			rmdir($albumdir);
+		}
+	}
+}
-- 
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