| 1 |  |  | <?php declare(strict_types=1); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 2 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 3 |  |  | /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 4 |  |  | * @package   s9e\TextFormatter | 
            
                                                                                                            
                            
            
                                    
            
            
                | 5 |  |  | * @copyright Copyright (c) 2010-2020 The s9e authors | 
            
                                                                                                            
                            
            
                                    
            
            
                | 6 |  |  | * @license   http://www.opensource.org/licenses/mit-license.php The MIT License | 
            
                                                                                                            
                            
            
                                    
            
            
                | 7 |  |  | */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 8 |  |  | namespace s9e\TextFormatter\Plugins\TaskLists; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 9 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 10 |  |  | use s9e\TextFormatter\Parser; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 11 |  |  | use s9e\TextFormatter\Parser\Tag; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 12 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 13 |  |  | class Helper | 
            
                                                                                                            
                            
            
                                    
            
            
                | 14 |  |  | { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 15 | 5 |  | 	public static function filterListItem(Parser $parser, Tag $listItem, string $text): void | 
            
                                                                                                            
                            
            
                                    
            
            
                | 16 |  |  | 	{ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 17 |  |  | 		// Test whether the list item is followed by a task checkbox | 
            
                                                                                                            
                            
            
                                    
            
            
                | 18 | 5 |  | 		$pos  = $listItem->getPos() + $listItem->getLen(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 19 | 5 |  | 		$pos += strspn($text, ' ', $pos); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 20 | 5 |  | 		$str  = substr($text, $pos, 3); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 21 | 5 |  | 		if (!preg_match('/\\[[ Xx]\\]/', $str)) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 22 |  |  | 		{ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 23 |  |  | 			return; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 24 |  |  | 		} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 25 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 26 |  |  | 		// Create a tag for the task and assign it a random ID | 
            
                                                                                                            
                            
            
                                    
            
            
                | 27 | 5 |  | 		$taskId = uniqid(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 28 | 5 |  | 		$task   = $parser->addSelfClosingTag('TASK', $pos, 3); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 29 | 5 |  | 		$task->setAttribute('id', $taskId); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 30 | 5 |  | 		if ($str !== '[ ]') | 
            
                                                                                                            
                            
            
                                    
            
            
                | 31 |  |  | 		{ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 32 | 5 |  | 			$task->setAttribute('state', 'checked'); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 33 |  |  | 		} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 34 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 35 |  |  | 		// Copy the task's ID to the list item | 
            
                                                                                                            
                            
            
                                    
            
            
                | 36 | 5 |  | 		$listItem->setAttribute('task_id', $taskId); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 37 |  |  | 	} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 38 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 39 |  |  | 	/** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 40 |  |  | 	*  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 41 |  |  | 	* | 
            
                                                                                                            
                            
            
                                    
            
            
                | 42 |  |  | 	* @return void | 
            
                                                                                                            
                            
            
                                    
            
            
                | 43 |  |  | 	*/ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 44 |  |  | 	public static function x() | 
            
                                                                                                            
                            
            
                                    
            
            
                | 45 |  |  | 	{ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 46 |  |  | 	} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 47 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 48 |  |  | 	/** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 49 |  |  | 	* Return stats from a parsed representation | 
            
                                                                                                            
                            
            
                                    
            
            
                | 50 |  |  | 	* | 
            
                                                                                                            
                            
            
                                    
            
            
                | 51 |  |  | 	* @param  string $xml Parsed XML | 
            
                                                                                                            
                            
            
                                    
            
            
                | 52 |  |  | 	* @return array       Number of "checked" and "unchecked" tasks | 
            
                                                                                                            
                                                                
            
                                    
            
            
                | 53 |  |  | 	*/ | 
            
                                                        
            
                                    
            
            
                | 54 | 2 |  | 	public static function getStats(string $xml): array | 
            
                                                        
            
                                    
            
            
                | 55 |  |  | 	{ | 
            
                                                        
            
                                    
            
            
                | 56 |  |  | 		$stats = [ | 
            
                                                        
            
                                    
            
            
                | 57 | 2 |  | 			'checked'   => 0, | 
            
                                                        
            
                                    
            
            
                | 58 |  |  | 			'unchecked' => 0 | 
            
                                                        
            
                                    
            
            
                | 59 |  |  | 		]; | 
            
                                                        
            
                                    
            
            
                | 60 |  |  |  | 
            
                                                        
            
                                    
            
            
                | 61 | 2 |  | 		preg_match_all('(<TASK(?= )[^>]++)', $xml, $m); | 
            
                                                        
            
                                    
            
            
                | 62 | 2 |  | 		foreach ($m[0] as $str) | 
            
                                                        
            
                                    
            
            
                | 63 |  |  | 		{ | 
            
                                                        
            
                                    
            
            
                | 64 | 1 |  | 			$state = (strpos($str, 'state="checked"')) ? 'checked' : 'unchecked'; | 
            
                                                        
            
                                    
            
            
                | 65 | 1 |  | 			++$stats[$state]; | 
            
                                                        
            
                                    
            
            
                | 66 |  |  | 		} | 
            
                                                        
            
                                    
            
            
                | 67 |  |  |  | 
            
                                                        
            
                                    
            
            
                | 68 | 2 |  | 		return $stats; | 
            
                                                        
            
                                    
            
            
                | 69 |  |  | 	} | 
            
                                                        
            
                                    
            
            
                | 70 |  |  | } |