Files
d-t-n.org/production/admin/photosandvideos.php
2017-03-02 21:36:05 -06:00

587 lines
17 KiB
PHP

<?php
include '../php/classes/page.php';
include 'functions/func_file.php';
include 'functions/func_filesystem.php';
include 'functions/func_xml.php';
$page = new Page();
$page->init_user();
# make sure the user is logged in before he has access to the
# admin section
if(!$page->user()->check_role('admin'))
{
$page->addMessage('You must login to use the administrator pages.');
$page->display('menu',false);
$page->content('admin/login.php');
}
else
{
# get the page element parameter that we want to edit
# if it doesn't exist, we just display the list of options
# below
$what_to_edit = isset($_REQUEST['what']) ? $_REQUEST['what'] : null;
# gather the appropriate data to send to the template
# and show the right template based on what page data we're editing
switch($what_to_edit)
{
case 'photos':
work_photos();
break;
case 'videos':
work_videos();
break;
default:
$page->content('admin/photosandvideos.php');
}
}
$page->attr('title','Discipling the Nations: Administrator Area: Photos and Videos');
$page->menu('admin/menu.php');
$page->addCSSFile('admin.css');
$page->process();
###################################################### FUNCTION: work_toolsfor #
function work_photos()
{
global $DOCROOT, $page;
$file_path = $DOCROOT."/site/data/photosandvideos/albums.xml";
$albums = xml_get_from_file($file_path);
$photos = array();
# get a list of all the photos in each album
foreach($albums->album as $album)
{
$album_photos = filesys_get_wanted_children($DOCROOT.'/site/data/photosandvideos/albums/'.$album->imagefolder,'folder',"/^thumb_.*\.(jpg|JPG)$/");
foreach($album_photos as $photo)
$photos[(int)$album['id']][] = str_replace('thumb_','',$photo);
}
# get commands from get, if there is nothing there, get
# them from the post
$do = isset($_REQUEST['do']) ? $_REQUEST['do'] : null;
$which = isset($_REQUEST['which']) ? $_REQUEST['which'] : null;
# take the appropriate action according to what we are "doing"
if($do == 'addalbum' || $do == 'addphoto')
{
$page->data('albums',$albums);
$page->content("admin/photosandvideos/photos/$do.php");
}
else if($do == 'deletealbum' || $do == 'editalbum')
{
# find the album with the right id
$found = null;
$c = 0;
while(is_null($found) && isset($albums->album[$c]))
{
if((int)$albums->album[$c]['id'] == $_REQUEST['which'])
{
$found = true;
break;
}
$c++;
}
if($found)
{
$page->data('album',$albums->album[$c]);
$page->content("admin/photosandvideos/photos/$do.php");
}
else
{
$page->addError('No such album exists.');
$page->content('admin/photosandvideos/photos/list.php');
}
}
else if($do == 'deletephoto')
{
# find the album with the right id
$found = null;
$c = 0;
while(is_null($found) && isset($albums->album[$c]))
{
if((int)$albums->album[$c]['id'] == $_REQUEST['album'])
{
$found = true;
break;
}
$c++;
}
if($found)
{
$page->data('album',$albums->album[$c]);
$page->data('photo',$_GET['which']);
$page->content("admin/photosandvideos/photos/deletephoto.php");
}
else
{
$page->addError('No such album exists.');
$page->content('admin/photosandvideos/photos/list.php');
}
}
# add the album and return to the list
else if($do == 'doaddalbum')
{
$last_id = $albums->album[count($albums->album) - 1]['id'];
$new_album = $albums->addChild('album');
$new_album->addAttribute('id',$last_id + 1);
$new_album->addChild('name',$_POST['name']);
$new_album->addChild('subalbumof',$_POST['subalbumof']);
$new_album->addChild('subalbums');
$folder_name = preg_replace("/[^A-Za-z0-9]+/",'_',$new_album->name);
$new_album->addChild('imagefolder',$folder_name);
if(file_put_contents($file_path,$albums->asXML()))
{
mkdir($DOCROOT.'/site/data/photosandvideos/albums/'.$folder_name);
$page->addMessage('Album added successfully.');
$page->content("admin/photosandvideos/photos/list.php");
}
else
{
$page->addError('Could not add album.');
$page->content("admin/photosandvideos/photos/addalbum.php");
}
}
else if($do == 'doaddphoto')
{
# find the album with the right id
$found = null;
$c = 0;
while(is_null($found) && isset($albums->album[$c]))
{
if((int)$albums->album[$c]['id'] == $_REQUEST['which'])
{
$found = true;
break;
}
$c++;
}
if($found)
{
# make sure the files gets uploaded and moved correctly
if($new_photos = file_process_upload('file',$DOCROOT.'/site/data/photosandvideos/albums/'.$albums->album[$c]->imagefolder))
{
if(!is_array($new_photos))
$new_photos = array($new_photos);
$photo_path = $DOCROOT.'/site/data/photosandvideos/albums/'.$albums->album[$c]->imagefolder;
foreach($new_photos as $new_photo)
{
// Get new dimensions
list($width, $height) = getimagesize($photo_path."/$new_photo");
$ratio_orig = $width/$height;
# max widths and heights for thumbnail images and small images
$thumb_w = 100;
$thumb_h = 100;
$small_w = 400;
$small_h = 400;
# get right width/heigh for thumbnail
if ($thumb_w/$thumb_h > $ratio_orig) {
$thumb_w = $thumb_h*$ratio_orig;
} else {
$thumb_h = $thumb_w/$ratio_orig;
}
#get right width/height for small image
if ($small_w/$small_h > $ratio_orig) {
$small_w = $small_h*$ratio_orig;
} else {
$small_h = $small_w/$ratio_orig;
}
// Resample
$thumb_img = imagecreatetruecolor($thumb_w, $thumb_h);
$small_img = imagecreatetruecolor($small_w, $small_h);
$original = imagecreatefromjpeg($photo_path."/$new_photo");
imagecopyresampled($thumb_img, $original, 0, 0, 0, 0, $thumb_w, $thumb_h, $width, $height);
imagecopyresampled($small_img, $original, 0, 0, 0, 0, $small_w, $small_h, $width, $height);
// Output
imagejpeg($thumb_img, $photo_path."/thumb_$new_photo", 100);
imagejpeg($small_img, $photo_path."/small_$new_photo", 100);
# get the update set of photos in this album
if(!isset($photos[(int)$albums->album[$c]['id']]))
$photos[(int)$albums->album[$c]['id']] = array();
array_push($photos[(int)$albums->album[$c]['id']],$new_photo);
}
$page->addMessage('Photo successfully added.');
$page->content("admin/photosandvideos/photos/list.php");
}
else
{
$page->addError('An error occurred while uploading the photo. Please try again.');
$page->content("admin/photosandvideos/photos/addphoto.php");
}
}
else
{
$page->addError('Album does not exist.');
$page->content("admin/photosandvideos/photos/list.php");
}
}
# edit the article and return to the list
else if($do == 'doeditalbum')
{
# find the album with the right id
$found = null;
$c = 0;
while(is_null($found) && isset($albums->album[$c]))
{
if((int)$albums->album[$c]['id'] == $_REQUEST['which'])
{
$found = true;
break;
}
$c++;
}
if(empty($_POST['name']))
{
$page->addError('You cannot leave the album name blank.');
$page->data('album',$albums->album[$c]);
$page->content("admin/photosandvideos/photos/deletealbum.php");
}
else if($found)
{
# do the following of the new name is different than the old
if((string)$albums->album[$c]->name != $_POST['name'])
{
# update the folder with the new name
$old_folder_name = (string)$albums->album[$c]->imagefolder;
$new_folder_name = preg_replace("/[^A-Za-z0-9]+/",'_',$_POST['name']);
$albums->album[$c]->imagefolder = $new_folder_name;
# rename the folder
rename($DOCROOT.'/site/data/photosandvideos/albums/'.$old_folder_name,
$DOCROOT.'/site/data/photosandvideos/albums/'.$new_folder_name);
# update the name
$albums->album[$c]->name = $_POST['name'];
}
# if the album has been placed under a different parent album
# has been updated
if((int)$albums->album[$c]->subalbumof != $_POST['subalbumof'])
{
$previous_parent_id = $albums->album[$c]->subalbumof;
# find the previous parent
for($k = 0; $k < count($albums->album); $k++)
{
if((int)$albums->album[$k]['id'] == $previous_parent_id)
{
# now find the subalbum entry that is now invalid and delete it
for($j = 0; $j < count($albums->album[$k]->subalbums->subalbum); $j++)
{
if((int)$albums->album[$k]->subalbums->subalbum[$j] == (int)$albums->album[$c]['id'])
{
unset($albums->album[$k]->subalbums->subalbum[$j]);
break;
}
}
break;
}
}
# find the new parent and add a new subalbum entry
for($k = 0; $k < count($albums->album); $k++)
{
if((int)$albums->album[$k]['id'] == $_POST['subalbumof'])
{
$albums->album[$k]->subalbums->addChild('subalbum',$albums->album[$c]['id']);
break;
}
}
$albums->album[$c]->subalbumof = $_POST['subalbumof'];
}
file_put_contents($file_path,$albums->asXML());
$page->addMessage('Album successfully updated.');
$page->content("admin/photosandvideos/photos/list.php");
}
else
{
$page->addError('Album does not exist.');
$page->contents("admin/photosandvideos/photos/list.php");
}
}
# perform the deletion of a file from a album
else if($do == 'dodeletephoto')
{
# find the album with the right id
$found = null;
$c = 0;
while(is_null($found) && isset($albums->album[$c]))
{
if((int)$albums->album[$c]['id'] == $_REQUEST['album'])
{
$found = true;
break;
}
$c++;
}
# if we can unlink the file
if($found)
{
$photo_path = $DOCROOT.'/site/data/photosandvideos/albums/'.$albums->album[$c]->imagefolder.'/';
if(unlink($photo_path.$_POST['which']))
{
unlink($photo_path.'thumb_'.$_POST['which']);
unlink($photo_path.'small_'.$_POST['which']);
# remove the photo from the photos array
$key = array_search($_POST['which'],$photos[(int)$albums->album[$c]['id']]);
unset($photos[(int)$albums->album[$c]['id']][$key]);
$page->addMessage('Photo successfully deleted.');
}
else
$page->addError('Could not delete photo.');
}
$page->content("admin/photosandvideos/photos/list.php");
}
# perform the deletion of the specified article
else if($do == 'dodeletealbum')
{
# find the album with the right id
$found = null;
$c = 0;
while(is_null($found) && isset($albums->album[$c]))
{
if((int)$albums->album[$c]['id'] == $_REQUEST['which'])
{
$found = true;
break;
}
$c++;
}
if($found)
{
# delete each of the files in this album
$photo_path = $DOCROOT.'/site/data/photosandvideos/albums/'.$albums->album[$c]->imagefolder.'/';
foreach($photos[(int)$albums->album[$c]['id']] as $file)
{
unlink($photo_path.$file);
unlink($photo_path.'thumb_'.$file);
unlink($photo_path.'small_'.$file);
}
# delete the folder
rmdir($DOCROOT.'/site/data/photosandvideos/albums/'.$albums->album[$c]->imagefolder);
# if we can successfully unset the album, then print a success message
unset($albums->album[$c]);
if(!isset($albums->album[$c]))
{
$page->addMessage('Album successfully deleted.');
file_put_contents($file_path,$albums->asXML());
}
else
{
$page->addError('Could not delete this album.');
}
}
$page->content("admin/photosandvideos/photos/list.php");
}
# display the list of book albums
else
{
$page->content("admin/photosandvideos/photos/list.php");
}
$page->data('photos',$photos);
$page->data('albums',$albums);
}
######################################################## FUNCTION: work_videos #
function work_videos()
{
global $DOCROOT, $page;
$file_path = $DOCROOT.'/site/data/photosandvideos/videos.xml';
$videos = xml_get_from_file($file_path);
# get commands from get, if there is nothing there, get
# them from the post
$do = isset($_REQUEST['do']) ? $_REQUEST['do'] : null;
$which = isset($_REQUEST['which']) ? $_REQUEST['which'] : null;
# add, edit and delete just display a form or other template page
# so we can just lump them all together here
if($do == 'add' || $do == 'edit' || $do == 'delete')
{
# if we are editing or deleting, the template needs the video data
if($do != 'add')
{
# find the video with the right id
$found = null;
$c = 0;
while(is_null($found) && isset($videos->video[$c]))
{
if((int)$videos->video[$c]['id'] == $_POST['which'])
{
$found = true;
break;
}
$c++;
}
$page->data('video',$videos->video[$c]);
}
$page->content('admin/photosandvideos/videos/'.$do.'.php');
}
# add the video and return to the list
else if($do == 'doadd')
{
# make sure the file gets uploaded and moved correctly
if($new_file = file_process_upload('videofile',$DOCROOT.'/site/data/photosandvideos/videos'))
{
# get the last id from the file
$last_id = $videos->video[count($videos->video) - 1]['id'];
$new_name = isset($_POST['name']) ? $_POST['name'] : $_FILES['videofile']['name'];
$new_video = $videos->addChild('video');
$new_video->addChild('name',$new_name);
$new_video->addChild('file',$new_file);
# try to save the image file, otherwise set the new image to the default
if(!empty($_FILES['imagefile']['tmp_name']))
if($new_imagefile = file_process_upload('imagefile',$DOCROOT.'/site/graphics/photosandvideos/video_thumbs'))
$new_video->addChild('image',$new_imagefile);
else
$new_video->addChild('image','default.jpg');
$new_video->addAttribute('id',$last_id + 1);
file_put_contents($file_path,$videos->asXML());
$page->addMessage('Video successfully added.');
$page->data('videos',$videos);
$page->content('admin/photosandvideos/videos/list.php');
}
else
{
$page->addError('An error occurred while uploading the video file. Please try again.');
$page->content('admin/photosandvideos/videos/add.php');
}
}
# edit the video and return to the list
else if($do == 'doedit')
{
# find the video with the right id
$found = null;
$c = 0;
while(is_null($found) && isset($videos->video[$c]))
{
if((int)$videos->video[$c]['id'] == $_POST['which'])
{
$found = true;
break;
}
$c++;
}
# don't try anything if we couldn't find the video with the right id
if(is_null($found))
{
$page->addError('Video was not found.');
$page->data('videos',$videos);
$page->content('admin/photosandvideos/videos/list.php');
return;
}
# if a new file is specified then delete the old one and replace
# the new one
else if(!empty($_FILES['videofile']['name']))
{
# delete old file
unlink($DOCROOT.'/site/data/photosandvideos/videos/'.$videos->video[$c]->file);
# try to upload the new file
if($new_file = file_process_upload('videofile',$DOCROOT.'/site/data/photosandvideos/videos'))
{
$videos->video[$c]->name = isset($_POST['name']) ? $_POST['name'] : $_FILES['videofile']['name'];
$videos->video[$c]->file = $new_file;
# if the image file is being updated too
if($_FILES['imagefile']['name'] !== '')
{
if((string)$videos->video[$c]->image !== 'default.jpg')
unlink($DOCROOT.'/site/graphics/photosandvideos/video_thumbs/'.$videos->video[$c]->image);
if($new_imagefile = file_process_upload('file',$DOCROOT.'/site/graphics/photosandvideos/video_thumbs'))
$videos->video[$c]->image = $new_imagefile;
else
$videos->video[$c]->image = 'default.jpg';
}
file_put_contents($file_path,$videos->asXML());
$page->addMessage('Video successfully edited.');
$page->data('videos',$videos);
$page->content('admin/photosandvideos/videos/list.php');
}
else
{
$page->addError('An error occurred while uploading the video file. Please try again.');
$page->content('admin/photosandvideos/videos/edit.php');
}
}
# if no new file is uploaded
else
{
if($_POST['name'] !== '')
$videos->video[$c]->name = $_POST['name'];
# if the image file is being updated too
if(!empty($_FILES['imagefile']['name']))
{
if((string)$videos->video[$c]->image !== 'default.jpg')
unlink($DOCROOT.'/site/graphics/photosandvideos/video_thumbs/'.$videos->video[$c]->image);
if($new_imagefile = file_process_upload('imagefile',$DOCROOT.'/site/graphics/photosandvideos/video_thumbs'))
$videos->video[$c]->image = $new_imagefile;
else
$videos->video[$c]->image = 'default.jpg';
}
file_put_contents($file_path,$videos->asXML());
$page->addMessage('Video successfully edited.');
$page->data('videos',$videos);
$page->content('admin/photosandvideos/videos/list.php');
}
}
# perform the deletion of the specified video
else if($do == 'dodelete')
{
# find the video with the right id
$found = null;
$c = 0;
while(is_null($found) && isset($videos->video[$c]))
{
if((int)$videos->video[$c]['id'] == $_POST['which'])
{
$found = true;
break;
}
$c++;
}
$file_name = $DOCROOT.'/site/data/photosandvideos/videos/'.$videos->video[$c]->file;
if(unlink($file_name))
{
# delete the thumbnail image
unlink($DOCROOT.'/site/graphics/photosandvideos/video_thumbs/'.$videos->video[$c]->image);
unset($videos->video[$c]);
file_put_contents($file_path,$videos->asXML());
$page->addMessage('Video successfully deleted.');
}
else
{
$page->addError('Could not delete video.');
}
$page->data('videos',$videos);
$page->content('admin/photosandvideos/videos/list.php');
}
# display the list of videos
else
{
$page->data('videos',$videos);
$page->content('admin/photosandvideos/videos/list.php');
}
}
?>