class.ilObjectTileImage.php

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<?php

/* Copyright (c) 1998-2018 ILIAS open source, Extended GPL, see docs/LICENSE */

class ilObjectTileImage implements ilObjectTileImageInterface
{
    protected $service;

    protected $obj_id;

    protected $web;

    protected $upload;

    protected $ext;

    public function __construct(ilObjectService $service, int $obj_id)
    {
        $this->service = $service;
        $this->obj_id = $obj_id;
        $this->web = $service->filesystem()->web();
        $this->upload = $service->upload();
        $this->ext = ilContainer::_lookupContainerSetting($obj_id, 'tile_image');
    }

    public function getExtension() : string
    {
        return $this->ext;
    }

    public function copy(int $target_obj_id)
    {
        if (!$this->exists()) {
            ilContainer::_deleteContainerSettings($target_obj_id, 'tile_image');
            return;
        }

        try {
            $this->web->copy(
                $this->getRelativePath(),
                preg_replace(
                    '/(' . "tile_image_" . ')(\d*)\/(.*)$/',
                    '${1}' . $target_obj_id . '/${3}',
                    $this->getRelativePath()
                )
            );

            ilContainer::_writeContainerSetting($target_obj_id, 'tile_image', $this->getExtension());
        } catch (\Exception $e) {
            ilContainer::_deleteContainerSettings($target_obj_id, 'tile_image');
        }
    }

    public function delete()
    {
        if ($this->web->hasDir($this->getRelativeDirectory())) {
            try {
                $this->web->deleteDir($this->getRelativeDirectory());
            } catch (\Exception $e) {
            }
        }

        ilContainer::_deleteContainerSettings($this->obj_id, 'tile_image');
    }

    public function saveFromHttpRequest(string $tmpname)
    {
        $this->createDirectory();

        // remove old file
        $file_name = $this->getRelativePath();
        if ($this->web->has($file_name)) {
            $this->web->delete($file_name);
        }

        if ($this->upload->hasUploads()) {
            if (!$this->upload->hasBeenProcessed()) {
                $this->upload->process();
            }

            $results = $this->upload->getResults();
            if (isset($results[$tmpname])) {
                $result = $results[$tmpname];
                $this->ext = pathinfo($result->getName(), PATHINFO_EXTENSION);
                $file_name = $this->getRelativePath();
                if ($result->getStatus() == \ILIAS\FileUpload\DTO\ProcessingStatus::OK) {
                    $this->upload->moveOneFileTo(
                        $result,
                        $this->getRelativeDirectory(),
                        \ILIAS\FileUpload\Location::WEB,
                        $this->getFileName(),
                        true
                    );


                    $fullpath = CLIENT_WEB_DIR . "/" . $this->getRelativeDirectory() . "/" . $this->getFileName();
                    list($width, $height, $type, $attr) = getimagesize($fullpath);
                    $min = min($width, $height);
                    ilUtil::execConvert($fullpath . "[0] -geometry " . $min . "x" . $min . "^ -gravity center -extent " . $min . "x" . $min . " " . $fullpath);
                }
            }
        }
        $this->persistImageState($file_name);
    }

    protected function persistImageState($filename)
    {
        $ext = pathinfo($filename, PATHINFO_EXTENSION);

        if ($this->web->has($filename)) {
            ilContainer::_writeContainerSetting($this->obj_id, 'tile_image', $ext);
        } else {
            ilContainer::_deleteContainerSettings($this->obj_id, 'tile_image');
        }
    }

    protected function createDirectory()
    {
        $this->web->createDir($this->getRelativeDirectory());

        /*

        $rel_directory  = $this->getRelDirectory();

        if (!$this->web->has(dirname($rel_directory))) {
            $this->web->createDir(dirname($rel_directory));
        }

        if (!$this->web->has($rel_directory)) {
            $this->web->createDir($rel_directory);
        }*/
    }

    public function getRelativeDirectory()
    {
        return implode(DIRECTORY_SEPARATOR, [
            "obj_data",
            "tile_image",
            "tile_image_" . $this->obj_id
        ]);
    }

    protected function getFileName()
    {
        return 'tile_image.' . $this->getExtension();
    }

    protected function getRelativePath()
    {
        return implode(DIRECTORY_SEPARATOR, [
            $this->getRelativeDirectory(),
            $this->getFileName()
        ]);
    }

    public function exists() : bool
    {
        if (!\ilContainer::_lookupContainerSetting($this->obj_id, 'tile_image', 0)) {
            return false;
        }
        return $this->web->has($this->getRelativePath());
    }

    public function getFullPath() : string
    {
        // TODO: Currently there is no option to get the relative base directory of a filesystem
        return implode(DIRECTORY_SEPARATOR, [
            \ilUtil::getWebspaceDir(),
            $this->getRelativePath()
        ]);
    }

    public function createFromImportDir($source_dir, $ext)
    {
        $target_dir = implode(DIRECTORY_SEPARATOR, [
            \ilUtil::getWebspaceDir(),
            $this->getRelativeDirectory()
        ]);
        ilUtil::rCopy($source_dir, $target_dir);
        ilContainer::_writeContainerSetting($this->obj_id, 'tile_image', $ext);
    }
}