nextcloud/apps/gallery/lib/tiles.php

179 lines
4.9 KiB
PHP

<?php
namespace OC\Pictures;
require_once('lib/base.php');
require_once('managers.php');
const TAG = 'Pictures';
const IMAGE_WIDTH = 150;
class TileBase {
public function getWidth() { return false; }
public function getHeight() { return IMAGE_WIDTH; }
public function getOnHoverAction() { return false; }
public function getOnOutAction() { return false; }
public function getOnClickAction() { return false; }
public function getDisplayedLayer() { return false; }
public function getTileProportion() { return false; }
public function get() { return false; }
}
class TilesLine {
public function __construct() {
$this->tiles_array = array();
}
public function setAvailableSpace($space) {
$available_space = $space;
}
public function getTilesCount() {
return count($this->tiles_array);
}
public function addTile($tile) {
array_push($this->tiles_array, $tile);
}
public function getLeftSpace() {
$occupied_space = 0;
for ($i = 0; $i < count($this->tiles_array); $i++) {
$occupied_space += $this->tiles_array[$i]->getWidth();
}
return $this->available_space - $occupied_space;
}
public function tileWillFit($tile) {
return $this->getLeftSpace() > $tile->getWidth();
}
public function get() {
$r = '<div class="line gallery_div">';
for ($i = 0; $i < count($this->tiles_array); $i++) {
$img_w = $this->tiles_array[$i]->getWidth();
$extra = '';
if ($img_w != IMAGE_WIDTH) $extra = ' style="width:'.$img_w.'px"';
$r .= '<div class="gallery_div" '.$extra.' onmouseover="'.$this->tiles_array[$i]->getOnHoverAction().'" onmouseout="'.$this->tiles_array[$i]->getOnOutAction().'" onclick="'.$this->tiles_array[$i]->getOnClickAction().'">'.$this->tiles_array[$i]->get().'</div>';
}
$r .= '</div>';
return $r;
}
private $tiles_array;
private $available_space;
}
class TileSingle extends TileBase {
public function __construct($path) {
\OC_Log::write(TAG, 'Loading file from path '.$path, \OC_Log::DEBUG);
$this->file_path = $path;
/* $this->image = new \OC_Image();
if (!$this->image->loadFromFile($this->file_path)) {
\OC_Log::write(TAG, 'Loading file filed', \OC_Log::ERROR);
return;
}
$this->image->fixOrientation();*/
}
public function getWidth() {
$a = ThumbnailsManager::getInstance()->getThumbnailInfo($this->file_path);
return $a['width'];
}
public function get($extra = '') {
// !HACK! file path needs to be encoded twice because files app decode twice url, so any special chars like + or & in filename
// !HACK! will result in failing of opening them
return '<a rel="images" title="'.htmlentities(basename($this->getPath())).'" href="'.\OCP\Util::linkTo('files', 'download.php').'?file='.urlencode(urlencode($this->getPath())).'"><img rel="images" src="'.\OCP\Util::linkTo('gallery', 'ajax/thumbnail.php').'&filepath='.urlencode($this->getPath()).'" '.$extra.'></a>';
}
public function getMiniatureSrc() {
return \OCP\Util::linkTo('gallery', 'ajax/thumbnail.php').'&filepath='.urlencode($this->getPath());
}
public function getPath() {
return $this->file_path;
}
public function getOnClickAction() {
return '';//'javascript:openFile(\''.$this->file_path.'\');';
}
private $file_path;
private $image;
}
class TileStack extends TileBase {
const STACK_REPRESENTATIVES = 3;
public function __construct($path_array, $stack_name) {
$this->tiles_array = array();
$this->stack_name = $stack_name;
for ($i = 0; $i < count($path_array) && $i < self::STACK_REPRESENTATIVES; $i++) {
$tile = new TileSingle($path_array[$i]);
array_push($this->tiles_array, $tile);
}
}
public function forceSize($width_must_fit=false) {
for ($i = 0; $i < count($this->tiles_array); $i++)
$this->tiles_array[$i]->forceSize(true);
}
public function getWidth() {
$max = 0;
for ($i = 0; $i < count($this->tiles_array); $i++) {
$max = max($max, $this->tiles_array[$i]->getWidth());
}
return min(IMAGE_WIDTH, $max);
}
public function get() {
$r = '<div class="title gallery_div">'.htmlentities($this->stack_name).'</div>';
for ($i = 0; $i < count($this->tiles_array); $i++) {
$top = rand(-5, 5);
$left = rand(-5, 5);
$img_w = $this->tiles_array[$i]->getWidth();
$extra = '';
if ($img_w < IMAGE_WIDTH) {
$extra = 'width:'.$img_w.'px;';
}
$r .= '<div class="miniature_border gallery_div" style="background-image:url(\''.$this->tiles_array[$i]->getMiniatureSrc().'\');margin-top:'.$top.'px; margin-left:'.$left.'px;'.$extra.'"></div>';
}
return $r;
}
public function getOnHoverAction() {
return 'javascript:explode(this);return false;';
}
public function getOnOutAction() {
return 'javascript:deplode(this);return false;';
}
public function getCount() {
return count($this->tiles_array);
}
public function getOnClickAction() {
return 'javascript:openNewGal(\''.htmlentities($this->stack_name).'\');';
}
private $tiles_array;
private $stack_name;
}
?>