Reader.php
149 lines
| 1 | <?php |
| 2 | |
| 3 | /** |
| 4 | * ====================================================================== |
| 5 | * LICENSE: This file is subject to the terms and conditions defined in * |
| 6 | * file 'license.txt', which is part of this source code package. * |
| 7 | * ====================================================================== |
| 8 | */ |
| 9 | |
| 10 | /** |
| 11 | * ConfigPress Reader |
| 12 | * |
| 13 | * Parse configuration string |
| 14 | * |
| 15 | * @package ConfigPress |
| 16 | * @author Vasyl Martyniuk <vasyl@vasyltech.com> |
| 17 | * @copyright Copyright Vasyl Martyniuk |
| 18 | */ |
| 19 | class AAM_Core_ConfigPress_Reader { |
| 20 | |
| 21 | /** |
| 22 | * |
| 23 | */ |
| 24 | const SEPARATOR = '.'; |
| 25 | |
| 26 | /** |
| 27 | * |
| 28 | */ |
| 29 | const INHERIT_KEY = ':'; |
| 30 | |
| 31 | /** |
| 32 | * Parse INI config |
| 33 | * |
| 34 | * Parse configuration string |
| 35 | * |
| 36 | * @param string $string |
| 37 | * |
| 38 | * @return array|bool |
| 39 | * |
| 40 | * @throws Exception |
| 41 | */ |
| 42 | public function parseString($string) { |
| 43 | if (!empty($string)) { |
| 44 | //parse the string |
| 45 | set_error_handler(array($this, 'parserError')); |
| 46 | $ini = parse_ini_string($string, true); |
| 47 | restore_error_handler(); |
| 48 | |
| 49 | $response = $this->process(is_array($ini) ? $ini : array()); |
| 50 | } else { |
| 51 | $response = array(); |
| 52 | } |
| 53 | |
| 54 | return $response; |
| 55 | } |
| 56 | |
| 57 | /** |
| 58 | * |
| 59 | * @param type $error |
| 60 | * @param type $message |
| 61 | * @throws Exception |
| 62 | */ |
| 63 | public function parserError($error, $message = '') { |
| 64 | AAM_Core_Console::add( |
| 65 | sprintf('Error parsing config string: %s', $message), $error |
| 66 | ); |
| 67 | } |
| 68 | |
| 69 | /** |
| 70 | * Process data from the parsed ini file. |
| 71 | * |
| 72 | * @param array $data |
| 73 | * @return array |
| 74 | */ |
| 75 | protected function process(array $data) { |
| 76 | $config = array(); |
| 77 | |
| 78 | foreach ($data as $section => $data) { |
| 79 | //check if section has parent section or property |
| 80 | if (preg_match('/[\s\w]{1}' . self::INHERIT_KEY . '[\s\w]{1}/', $section)) { |
| 81 | $section = $this->inherit($section, $config); |
| 82 | } else { |
| 83 | //evaluate the section and if not false move forward |
| 84 | $evaluator = new AAM_Core_ConfigPress_Evaluator($section); |
| 85 | if ($evaluator->evaluate()) { |
| 86 | $section = $evaluator->getAlias(); |
| 87 | $config[$section] = array(); |
| 88 | } else { |
| 89 | continue; //conditional section that did not meet condition |
| 90 | } |
| 91 | } |
| 92 | |
| 93 | if (is_array($data)) { //this is a INI section, build the nested tree |
| 94 | $this->buildNestedSection($data, $config[$section]); |
| 95 | } else { //single property, no need to do anything |
| 96 | $config[$section] = $this->parseValue($data); |
| 97 | } |
| 98 | } |
| 99 | |
| 100 | return $config; |
| 101 | } |
| 102 | |
| 103 | /** |
| 104 | * |
| 105 | * @param type $section |
| 106 | * @param type $config |
| 107 | * @return type |
| 108 | */ |
| 109 | protected function inherit($section, &$config) { |
| 110 | $sections = explode(self::INHERIT_KEY, $section); |
| 111 | $target = trim($sections[0]); |
| 112 | $parent = trim($sections[1]); |
| 113 | |
| 114 | if (isset($config[$parent])) { |
| 115 | $config[$target] = $config[$parent]; |
| 116 | } |
| 117 | |
| 118 | return $target; |
| 119 | } |
| 120 | |
| 121 | /** |
| 122 | * |
| 123 | * @param type $data |
| 124 | * @param type $config |
| 125 | */ |
| 126 | protected function buildNestedSection($data, &$config) { |
| 127 | foreach ($data as $key => $value) { |
| 128 | $root = &$config; |
| 129 | // TODO - Remove July 2019 |
| 130 | foreach (explode(self::SEPARATOR, apply_filters('aam-configpress-compatibility-filter', $key)) as $level) { |
| 131 | if (!isset($root[$level])) { |
| 132 | $root[$level] = array(); |
| 133 | } |
| 134 | $root = &$root[$level]; |
| 135 | } |
| 136 | $root = $this->parseValue($value); |
| 137 | } |
| 138 | } |
| 139 | |
| 140 | /** |
| 141 | * |
| 142 | * @param type $value |
| 143 | * @return type |
| 144 | */ |
| 145 | protected function parseValue($value) { |
| 146 | return is_string($value) ? trim($value) : $value; |
| 147 | } |
| 148 | |
| 149 | } |