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a369244908
* split Screenshot upload & management into separate endpoints * move shared functions to manager classes * cleanup javascript * move test for config screenshot min size to cfg class
107 lines
3.3 KiB
PHP
107 lines
3.3 KiB
PHP
<?php
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namespace Aowow;
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if (!defined('AOWOW_REVISION'))
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die('illegal access');
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/*
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1. =add: receives user upload
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2. =crop: user edites upload
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-> 3. =complete: store edited screenshot file and data
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4. =thankyou
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*/
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// filename: Username-type-typeId-<hash>[_original].jpg
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class ScreenshotCompleteResponse extends TextResponse
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{
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use TrCommunityHelper;
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protected bool $requiresLogin = true;
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protected array $expectedPOST = array(
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'coords' => ['filter' => FILTER_CALLBACK, 'options' => [self::class, 'checkCoords'] ],
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'screenshotalt' => ['filter' => FILTER_CALLBACK, 'options' => [self::class, 'checkTextLine']]
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);
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private int $destType = 0;
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private int $destTypeId = 0;
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private string $imgHash = '';
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public function __construct(string $pageParam)
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{
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parent::__construct($pageParam);
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// get screenshot destination
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// target delivered as screenshot=<command>&<type>.<typeId>.<hash:16> (hash is optional)
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if (!preg_match('/^screenshot=\w+&(-?\d+)\.(-?\d+)(\.(\w{16}))?$/i', $_SERVER['QUERY_STRING'] ?? '', $m, PREG_UNMATCHED_AS_NULL))
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$this->generate404();
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[, $this->destType, $this->destTypeId, , $this->imgHash] = $m;
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// no such type or this type cannot receive screenshots
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if (!Type::checkClassAttrib($this->destType, 'contribute', CONTRIBUTE_SS))
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$this->generate404();
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// no such typeId
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if (!Type::validateIds($this->destType, $this->destTypeId))
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$this->generate404();
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// hash required for crop & complete
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if (!$this->imgHash)
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$this->generate404();
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}
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protected function generate() : void
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{
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if ($this->handleComplete())
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$this->forward('?screenshot=thankyou&'.$this->destType.'.'.$this->destTypeId);
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else
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$this->generate404();
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}
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private function handleComplete() : bool
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{
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if (!$this->assertPOST('coords'))
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return false;
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ScreenshotMgr::init();
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if (!ScreenshotMgr::loadFile(ScreenshotMgr::PATH_TEMP, User::$username.'-'.$this->destType.'-'.$this->destTypeId.'-'.$this->imgHash.'_original'))
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return false;
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ScreenshotMgr::cropImg(...$this->_post['coords']);
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['oWidth' => $w, 'oHeight' => $h] = ScreenshotMgr::calcImgDimensions();
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// write to db
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$newId = DB::Aowow()->query(
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'INSERT INTO ?_screenshots (`type`, `typeId`, `userIdOwner`, `date`, `width`, `height`, `caption`, `status`) VALUES (?d, ?d, ?d, UNIX_TIMESTAMP(), ?d, ?d, ?, 0)',
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$this->destType, $this->destTypeId,
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User::$id,
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$w, $h,
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$this->handleCaption($this->_post['screenshotalt'])
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);
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if (!is_int($newId)) // 0 is valid, NULL or FALSE is not
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{
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trigger_error('ScreenshotCompleteResponse - screenshot query failed', E_USER_ERROR);
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return false;
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}
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// write to file
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return ScreenshotMgr::writeImage(ScreenshotMgr::PATH_PENDING, $newId);
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}
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protected static function checkCoords(string $val) : ?array
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{
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if (preg_match('/^[01]\.[0-9]{3}(,[01]\.[0-9]{3}){3}$/', $val))
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return explode(',', $val);
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return null;
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}
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}
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?>
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