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lichterei-web/kirby/src/Cms/Media.php
Bastian Allgeier 8e3d86a590 Upgrade to 3.0.2
2019-02-19 16:39:58 +01:00

149 lines
3.9 KiB
PHP
Executable File

<?php
namespace Kirby\Cms;
use Kirby\Data\Data;
use Kirby\Toolkit\Dir;
use Kirby\Toolkit\F;
use Kirby\Toolkit\Str;
use Throwable;
/**
* Handles all tasks to get the Media API
* up and running and link files correctly
*/
class Media
{
/**
* Tries to find a job file for the
* given filename and then calls the thumb
* component to create a thumbnail accordingly
*
* @param Model $model
* @param string $hash
* @param string $filename
* @return Response|false
*/
public static function thumb($model, string $hash, string $filename)
{
$kirby = App::instance();
if (is_string($model) === true) {
// assets
$root = $kirby->root('media') . '/assets/' . $model . '/' . $hash;
} else {
// model files
$root = $model->mediaRoot() . '/' . $hash;
}
try {
$thumb = $root . '/' . $filename;
$job = $root . '/.jobs/' . $filename . '.json';
$options = Data::read($job);
if (empty($options) === true) {
return false;
}
if (is_string($model) === true) {
$source = $kirby->root('index') . '/' . $model . '/' . $options['filename'];
} else {
$source = $model->file($options['filename'])->root();
}
$kirby->thumb($source, $thumb, $options);
F::remove($job);
return Response::file($thumb);
} catch (Throwable $e) {
return false;
}
}
/**
* Tries to find a file by model and filename
* and to copy it to the media folder.
*
* @param Model $model
* @param string $hash
* @param string $filename
* @return Response|false
*/
public static function link(Model $model = null, string $hash, string $filename)
{
if ($model === null) {
return false;
}
// fix issues with spaces in filenames
$filename = urldecode($filename);
// try to find a file by model and filename
// this should work for all original files
if ($file = $model->file($filename)) {
// the media hash is outdated. redirect to the correct url
if ($file->mediaHash() !== $hash) {
return Response::redirect($file->mediaUrl(), 307);
}
// send the file to the browser
return Response::file($file->publish()->mediaRoot());
}
// try to generate a thumb for the file
return static::thumb($model, $hash, $filename);
}
/**
* Copy the file to the final media folder location
*
* @param string $src
* @param string $dest
* @return boolean
*/
public static function publish(string $src, string $dest): bool
{
$filename = basename($src);
$version = dirname($dest);
$directory = dirname($version);
// unpublish all files except stuff in the version folder
Media::unpublish($directory, $filename, $version);
// copy/overwrite the file to the dest folder
return F::copy($src, $dest, true);
}
/**
* Deletes all versions of the given filename
* within the parent directory
*
* @param string $directory
* @param string $filename
* @param string $ignore
* @return bool
*/
public static function unpublish(string $directory, string $filename, string $ignore = null): bool
{
if (is_dir($directory) === false) {
return true;
}
$versions = glob($directory . '/' . crc32($filename) . '*', GLOB_ONLYDIR);
// delete all versions of the file
foreach ($versions as $version) {
if ($version === $ignore) {
continue;
}
Dir::remove($version);
}
return true;
}
}