From 4766f36a4d74924f21ff329c4318ce4e069ffa04 Mon Sep 17 00:00:00 2001
From: brettp <brettp@36083f99-b078-4883-b0ff-0f9b5a30f544>
Date: Wed, 3 Mar 2010 17:53:05 +0000
Subject: Pulled in the interface changes.

git-svn-id: http://code.elgg.org/elgg/trunk@5257 36083f99-b078-4883-b0ff-0f9b5a30f544
---
 mod/file/actions/upload.php | 171 ++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 171 insertions(+)
 create mode 100644 mod/file/actions/upload.php

(limited to 'mod/file/actions/upload.php')

diff --git a/mod/file/actions/upload.php b/mod/file/actions/upload.php
new file mode 100644
index 000000000..e515c73e0
--- /dev/null
+++ b/mod/file/actions/upload.php
@@ -0,0 +1,171 @@
+<?php
+	/**
+	 * Elgg file browser uploader/edit action
+	 * 
+	 * @package ElggFile
+	 * @author Curverider Ltd
+	 * @copyright Curverider Ltd 2008-2010
+	 * @link http://elgg.com/
+	 */
+
+	global $CONFIG;
+	
+	gatekeeper();
+	
+	// Get variables
+	$title = get_input("title");
+	$desc = get_input("description");
+	$access_id = (int) get_input("access_id");
+	$container_guid = (int) get_input('container_guid', 0);
+	if ($container_guid == 0) {
+		$container_guid = get_loggedin_userid();
+	}
+	$guid = (int) get_input('file_guid');
+	$tags = get_input("tags");
+	
+	// check whether this is a new file or an edit
+	$new_file = true;
+	if ($guid > 0) {
+		$new_file = false;
+	}
+	
+	if ($new_file) {
+		// must have a file if a new file upload
+		if (empty($_FILES['upload']['name'])) {
+			// cache information in session
+			$_SESSION['uploadtitle'] = $title;
+			$_SESSION['uploaddesc'] = $desc;
+			$_SESSION['uploadtags'] = $tags;
+			$_SESSION['uploadaccessid'] = $access_id;
+			
+			register_error(elgg_echo('file:nofile'));
+			forward($_SERVER['HTTP_REFERER']);
+		}
+		
+		$file = new FilePluginFile();
+		$file->subtype = "file";
+		
+		// if no title on new upload, grab filename
+		if (empty($title)) {
+			$title = $_FILES['upload']['name'];
+		}
+	
+	} else {
+		// load original file object
+		$file = get_entity($guid);
+		if (!$file) {
+			register_error(elgg_echo('file:cannotload'));
+			forward($_SERVER['HTTP_REFERER']);
+		}
+		
+		// user must be able to edit file
+		if (!$file->canEdit()) {
+			register_error(elgg_echo('file:noaccess'));
+			forward($_SERVER['HTTP_REFERER']);
+		}
+	}
+	
+	$file->title = $title;
+	$file->description = $desc;
+	$file->access_id = $access_id;
+	$file->container_guid = $container_guid;
+	
+	$tags = explode(",", $tags);
+	$file->tags = $tags;
+	
+	// we have a file upload, so process it
+	if (isset($_FILES['upload']['name']) && !empty($_FILES['upload']['name'])) {
+		
+		$prefix = "file/";
+		
+		// if previous file, delete it
+		if ($new_file == false) {
+			$filename = $file->getFilenameOnFilestore();
+			if (file_exists($filename)) {
+				unlink($filename);
+			}
+
+			// use same filename on the disk - ensures thumbnails are overwritten
+			$filestorename = $file->getFilename();
+			$filestorename = substr($filestorename, strlen($prefix));
+		} else {
+			$filestorename = strtolower(time().$_FILES['upload']['name']);
+		}
+		
+		$file->setFilename($prefix.$filestorename);
+		$file->setMimeType($_FILES['upload']['type']);
+		$file->originalfilename = $_FILES['upload']['name'];
+		$file->simpletype = get_general_file_type($_FILES['upload']['type']);
+	
+		$file->open("write");
+		$file->write(get_uploaded_file('upload'));
+		$file->close();
+		
+		$guid = $file->save();
+		
+		// if image, we need to create thumbnails (this should be moved into a function)
+		if ($guid && $file->simpletype == "image") {
+			$thumbnail = get_resized_image_from_existing_file($file->getFilenameOnFilestore(),60,60, true);
+			if ($thumbnail) {
+				$thumb = new ElggFile();
+				$thumb->setMimeType($_FILES['upload']['type']);
+				
+				$thumb->setFilename($prefix."thumb".$filestorename);
+				$thumb->open("write");
+				$thumb->write($thumbnail);
+				$thumb->close();
+				
+				$file->thumbnail = $prefix."thumb".$filestorename;
+				unset($thumbnail);
+			}
+			
+			$thumbsmall = get_resized_image_from_existing_file($file->getFilenameOnFilestore(),153,153, true);
+			if ($thumbsmall) {
+				$thumb->setFilename($prefix."smallthumb".$filestorename);
+				$thumb->open("write");
+				$thumb->write($thumbsmall);
+				$thumb->close();
+				$file->smallthumb = $prefix."smallthumb".$filestorename;
+				unset($thumbsmall);
+			}
+			
+			$thumblarge = get_resized_image_from_existing_file($file->getFilenameOnFilestore(),600,600, false);
+			if ($thumblarge) {
+				$thumb->setFilename($prefix."largethumb".$filestorename);
+				$thumb->open("write");
+				$thumb->write($thumblarge);
+				$thumb->close();
+				$file->largethumb = $prefix."largethumb".$filestorename;
+				unset($thumblarge);
+			}
+		}
+	}
+	
+	// make sure session cache is cleared
+	unset($_SESSION['uploadtitle']);
+	unset($_SESSION['uploaddesc']);
+	unset($_SESSION['uploadtags']);
+	unset($_SESSION['uploadaccessid']);
+	
+	// handle results differently for new files and file updates
+	if ($new_file) {
+		if ($guid) {
+			system_message(elgg_echo("file:saved"));
+			add_to_river('river/object/file/create', 'create', get_loggedin_userid(), $file->guid);
+		} else {
+			// failed to save file object - nothing we can do about this
+			register_error(elgg_echo("file:uploadfailed"));
+		}
+	
+		$container_user = get_entity($container_guid);
+		forward($CONFIG->wwwroot . "pg/file/" . $container_user->username);
+	
+	} else {
+		if ($guid) {
+			system_message(elgg_echo("file:saved"));
+		} else {
+			register_error(elgg_echo("file:uploadfailed"));
+		}
+		
+		forward($file->getURL());
+	}	
-- 
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