/**
* JSON representation of this gallery's images. We don't use
* Ansel_Gallery::toJson() on purpose since that is a general jsonification
* of the gallery data. This method is specific to the view, paging, links
* etc...
*
* @param Ansel_Gallery $gallery The gallery to represent in this view
* @param array $params An array of parameters for this method:
* <pre>
* full - Should a full URL be generated? [false]
* from - Starting image count [0]
* count - The number of images to include (starting at from) [0]
* image_view - The type of ImageGenerator to obtain the src url for. [screen]
* view_links - Should the JSON include links to the Image and/or Gallery View? [false]
* perpage - Number of images per page [from user prefs]
* </pre>
*
* @return string A serialized JSON array.
*/
public static function json(Ansel_Gallery $gallery, $params = array())
{
global $conf, $prefs;
$default = array('full' => false, 'from' => 0, 'count' => 0, 'image_view' => 'screen', 'view_links' => false, 'perpage' => $prefs->getValue('tilesperpage', $conf['thumbnail']['perpage']));
$params = array_merge($default, $params);
$json = array();
$curimage = 0;
$curpage = 0;
if (empty($params['images'])) {
$images = $gallery->getImages($params['from'], $params['count']);
}
$style = $gallery->getStyle();
if ($params['image_view'] == 'thumb' && !empty($params['generator'])) {
$style->thumbstyle = $params['generator'];
}
foreach ($images as $image) {
// Calculate the page this image will appear on in the gallery view.
if (++$curimage > $params['perpage']) {
++$curpage;
$curimage = 0;
}
$data = array((string) Ansel::getImageUrl($image->id, $params['image_view'], $params['full'], $style), htmlspecialchars($image->filename), $GLOBALS['injector']->getInstance('Horde_Core_Factory_TextFilter')->filter($image->caption, 'text2html', array('parselevel' => Horde_Text_Filter_Text2html::MICRO_LINKURL)), $image->id, $curpage);
if ($params['view_links']) {
$data[] = (string) Ansel::getUrlFor('view', array('gallery' => $gallery->id, 'slug' => $gallery->get('slug'), 'image' => $image->id, 'view' => 'Image', 'page' => $curpage), true);
$data[] = (string) Ansel::getUrlFor('view', array('gallery' => $image->gallery, 'slug' => $gallery->get('slug'), 'view' => 'Gallery'), true);
}
// Source, Width, Height, Name, Caption, Image Id, Gallery Page
$json[] = $data;
}
return Horde_Serialize::serialize($json, Horde_Serialize::JSON);
}
/**
* Empties a gallery of all images.
*
* @param Ansel_Gallery $gallery The ansel gallery to empty.
*
* @throws Ansel_Exception
*/
public function emptyGallery(Ansel_Gallery $gallery)
{
$gallery->clearStacks();
$images = $gallery->listImages();
foreach ($images as $image) {
// Pretend we are a stack so we don't update the images count
// for every image deletion, since we know the end result will
// be zero.
try {
$gallery->removeImage($image, true);
} catch (Horde_Exception_NotFound $e) {
// Don't worry about missing images since we are deleting them
// anyway.
Horde::log($e->getMessage(), 'ERR');
}
}
$gallery->set('images', 0, true);
// Clear the OtherGalleries widget cache
if ($GLOBALS['conf']['ansel_cache']['usecache']) {
$GLOBALS['injector']->getInstance('Horde_Cache')->expire('Ansel_OtherGalleries' . $gallery->get('owner'));
$GLOBALS['injector']->getInstance('Horde_Cache')->expire('Ansel_Gallery' . $gallery->id);
}
}
/**
* Handle uploads from non-js browsers
*/
public function handleLegacy()
{
global $conf, $notification, $page_output, $browser;
$vars = Horde_Variables::getDefaultVariables();
$form = new Ansel_Form_Upload($vars, _("Upload photos"));
// Output the carousel JS in case we are here because the user
// explicitly selected the old uploader.
$js = $this->_doCarouselSetup();
if (!empty($js)) {
$page_output->addInlineScript($js, true);
}
if ($form->validate($vars)) {
$valid = true;
$uploaded = 0;
$form->getInfo($vars, $info);
// Remember the ids of the images we uploaded so we can autogen
$image_ids = array();
for ($i = 0; $i <= $conf['image']['num_uploads'] + 1; ++$i) {
if (empty($info['file' . $i]['file'])) {
continue;
}
try {
$GLOBALS['browser']->wasFileUploaded('file' . $i);
} catch (Horde_Browser_Exception $e) {
if (!empty($info['file' . $i]['error'])) {
$notification->push(sprintf(_("There was a problem uploading the photo: %s"), $info['file' . $i]['error']), 'horde.error');
} elseif (!filesize($info['file' . $i]['file'])) {
$notification->push(_("The uploaded file appears to be empty. It may not exist on your computer."), 'horde.error');
}
$valid = false;
continue;
}
// Check for a compressed file.
if (in_array($info['file' . $i]['type'], array('x-extension/zip', 'application/x-compressed', 'application/x-zip-compressed', 'application/zip')) || Horde_Mime_Magic::filenameToMime($info['file' . $i]['name']) == 'application/zip') {
$this->_handleZip($info['file' . $i]['name']);
} else {
// Read in the uploaded data.
$data = file_get_contents($info['file' . $i]['file']);
// Try and make sure the image is in a recognizeable
// format.
if (getimagesize($info['file' . $i]['file']) === false) {
$notification->push(_("The file you uploaded does not appear to be a valid photo."), 'horde.error');
continue;
}
// Add the image to the gallery
$image_data = array('image_filename' => $info['file' . $i]['name'], 'image_caption' => $vars->get('image' . $i . '_desc'), 'image_type' => $info['file' . $i]['type'], 'data' => $data, 'tags' => isset($info['image' . $i . '_tags']) ? explode(',', $info['image' . $i . '_tags']) : array());
try {
$image_ids[] = $this->_gallery->addImage($image_data, (bool) $vars->get('image' . $i . '_default'));
++$uploaded;
} catch (Ansel_Exception $e) {
$notification->push(sprintf(_("There was a problem saving the photo: %s"), $e->getMessage()), 'horde.error');
$valid = false;
}
}
}
// Try to autogenerate some views and tell the user what happened.
if ($uploaded) {
$qtask = new Ansel_Queue_ProcessThumbs($image_ids);
$queue = $GLOBALS['injector']->getInstance('Horde_Queue_Storage');
$queue->add($qtask);
// postupload hook if needed
try {
Horde::callHook('postupload', array($image_ids), 'ansel');
} catch (Horde_Exception_HookNotSet $e) {
}
$notification->push(sprintf(ngettext("%d photo was uploaded.", "%d photos were uploaded.", $uploaded), $uploaded), 'horde.success');
} elseif ($vars->get('submitbutton') != _("Cancel")) {
$notification->push(_("You did not select any photos to upload."), 'horde.error');
}
if ($valid) {
// Return to the gallery view.
Ansel::getUrlFor('view', array('gallery' => $this->_gallery->id, 'slug' => $this->_gallery->get('slug'), 'view' => 'Gallery', 'page' => $page), true)->redirect();
exit;
}
}
Horde::startBuffer();
include ANSEL_TEMPLATES . '/image/upload.inc';
return ($this->_forceNoScript ? '' : '<noscript>') . Horde::endBuffer() . ($this->_forceNoScript ? '' : '</noscript>');
}
/**
* Copy image and related data to specified gallery.
*
* @param array $images An array of image ids.
* @param Ansel_Gallery $gallery The gallery to copy images to.
*
* @return integer The number of images copied
* @throws Ansel_Exception
*/
public function copyImagesTo(array $images, Ansel_Gallery $gallery)
{
if (!$gallery->hasPermission($GLOBALS['registry']->getAuth(), Horde_Perms::EDIT)) {
throw new Horde_Exception_PermissionDenied(_("Access denied copying photos to this gallery."));
}
$imgCnt = 0;
foreach ($images as $imageId) {
$img = $this->getImage($imageId);
// Note that we don't pass the tags when adding the image..see below
$newId = $gallery->addImage(array('image_caption' => $img->caption, 'data' => $img->raw(), 'image_filename' => $img->filename, 'image_type' => $img->getType(), 'image_uploaded_date' => $img->uploaded));
/* Copy any tags */
$tags = $img->getTags();
$GLOBALS['injector']->getInstance('Ansel_Tagger')->tag($newId, $tags, $gallery->get('owner'), 'image');
// Check that new image_id doesn't have existing attributes,
// throw exception if it does.
$newAttributes = $GLOBALS['injector']->getInstance('Ansel_Storage')->getImageAttributes($newId);
if (count($newAttributes)) {
throw new Ansel_Exception(_("Image already has existing attributes."));
}
$exif = $GLOBALS['injector']->getInstance('Ansel_Storage')->getImageAttributes($imageId);
if (is_array($exif) && count($exif) > 0) {
foreach ($exif as $name => $value) {
$GLOBALS['injector']->getInstance('Ansel_Storage')->saveImageAttribute($newId, $name, $value);
}
}
++$imgCnt;
}
return $imgCnt;
}
/**
* Outputs the html for a gallery tile.
*
* @param Ansel_Gallery $gallery The Ansel_Gallery we are displaying.
* @param Ansel_Style $style A style object.
* @param boolean $mini Force the use of a mini thumbail?
* @param array $params An array containing additional parameters.
* Currently, gallery_view_url and
* image_view_url are used to override the
* respective urls. %g and %i are replaced
* with image id and gallery id, respectively
*
*
* @return Outputs the HTML for the tile.
*/
public static function getTile(Ansel_Gallery $gallery, Ansel_Style $style = null, $mini = false, array $params = array())
{
global $prefs, $registry, $injector;
// Create view
$view = $injector->createInstance('Horde_View');
$view->addTemplatePath(ANSEL_TEMPLATES . '/tile');
$view->gallery = $gallery;
$view_type = Horde_Util::getFormData('view', 'Gallery');
$haveSearch = $view_type == 'Results' ? 1 : 0;
if ($view_type == 'Results' || $view_type == 'List' || basename($_SERVER['PHP_SELF']) == 'index.php' && $prefs->getValue('defaultview') == 'galleries') {
$showOwner = true;
} else {
$showOwner = false;
}
// Use the galleries style if not explicitly passed.
if (is_null($style)) {
$style = $gallery->getStyle();
}
// If the gallery has subgalleries, and no images, use one of the
// subgalleries' stack image. hasSubGalleries already takes
// permissions into account.
if ($gallery->hasPermission($registry->getAuth(), Horde_Perms::READ) && !$gallery->countImages() && $gallery->hasSubGalleries()) {
try {
$galleries = $injector->getInstance('Ansel_Storage')->listGalleries(array('parent' => $gallery->id, 'all_levels' => false, 'perm' => Horde_Perms::READ));
foreach ($galleries as $sgallery) {
if ($default_img = $sgallery->getKeyImage($style)) {
$view->gallery_image = Ansel::getImageUrl($default_img, $mini ? 'mini' : 'thumb', true, $style);
}
}
} catch (Ansel_Exception $e) {
}
} elseif ($gallery->hasPermission($registry->getAuth(), Horde_Perms::READ) && $gallery->countImages()) {
$thumbstyle = $mini ? 'mini' : 'thumb';
if ($gallery->hasPasswd()) {
$view->gallery_image = Horde_Themes::img('gallery-locked.png');
} else {
$view->gallery_image = Ansel::getImageUrl($gallery->getKeyImage($style), $thumbstyle, true, $style);
}
}
// If no image at this point, we can't get one.
if (empty($view->gallery_image)) {
$view->gallery_image = Horde_Themes::img('thumb-error.png');
}
// Check for being called via the api and generate correct view links
if (!isset($params['gallery_view_url'])) {
$view->view_link = Ansel::getUrlFor('view', array('gallery' => $gallery->id, 'view' => 'Gallery', 'havesearch' => $haveSearch, 'slug' => $gallery->get('slug')));
} else {
$view->view_link = new Horde_Url(str_replace(array('%g', '%s'), array($gallery->id, $gallery->get('slug')), urldecode($params['gallery_view_url'])));
}
if ($gallery->hasPermission($registry->getAuth(), Horde_Perms::EDIT) && !$mini) {
$view->properties_link = Horde::url('gallery.php', true)->add(array('gallery' => $gallery->id, 'actionID' => 'modify', 'havesearch' => $haveSearch, 'url' => Horde::selfUrl(true, false, true)));
}
if ($showOwner && !$mini && $registry->getAuth() != $gallery->get('owner')) {
$view->owner_link = Ansel::getUrlFor('view', array('view' => 'List', 'owner' => $gallery->get('owner'), 'groupby' => 'owner'), true);
$view->owner_string = $gallery->getIdentity()->getValue('fullname');
if (empty($view->owner_string)) {
$view->owner_string = $gallery->get('owner');
}
}
$view->background_color = $style->background;
$view->gallery_count = $gallery->countImages(true);
$view->date_format = $prefs->getValue('date_format');
return $view->render('gallery' . ($mini ? 'mini' : ''));
}
