Bitrix‑разработчик.
Код без компромиссов.

08  public static function onPageStart(): void
09  {
10      // Don't run in CLI or admin panel
11      if (php_sapi_name() === 'cli') return;
15
16      $request = Application::getInstance()->getContext()->getRequest();
17      $uri = $request->getRequestUri();
18
33      // 1. Check real URL → redirect 301 to custom SEO URL
34      $redirectRule = RuleTable::getList([
35          'filter' => ['=ACTIVE' => 'Y',
36              ['LOGIC' => 'OR',
37               ['=REAL_URL' => $uri],
38               ['=REAL_URL' => $decodedPath]]
39          ], 'limit' => 1
40      ])->fetch();
41
42      if ($redirectRule) {
43          header('Location: ' . $customUrl, true, 301);
44          exit;
45      }

20  class FormulaParser
21  {
22      /** @var array Whitelisted safe functions */
23      protected static array $allowedFunctions = [
24          'ceil', 'floor', 'round', 'min', 'max',
25          'sqrt', 'pow', 'abs', 'log', 'exp',
26      ];
27
48      public function evaluate(string $expression, array $variables)
49      {
50          $this->variables = $variables;
51          $expr = $this->substituteVariables($expression);
52          $this->tokens = $this->tokenize($expr);
53          $result = $this->parseTernary();
54
55          if ($this->pos < count($this->tokens)) {
56              throw new \InvalidArgumentException(
57                  "Unexpected token: '".$this->tokens[$this->pos]['value']."'"
58              );
59          }
60          return $result;
61      }

09  class RuleTable extends Entity\DataManager
10  {
11      public static function getTableName(): string
12      {
13          return 'lamass_seofilter_rule';
14      }
15
16      public static function getMap(): array
17      {
18          return [
19              new Entity\IntegerField('ID', [
20                  'primary' => true,
21                  'autocomplete' => true,
22              ]),
23              new Entity\BooleanField('ACTIVE', [
24                  'values' => ['N', 'Y'],
25                  'default_value' => 'Y',
26              ]),
27              new Entity\StringField('CUSTOM_URL', [
28                  'required' => true,
29              ]),
30              new Entity\StringField('REAL_URL', [
31                  'required' => true,
32              ]),
33              new Entity\TextField('SEO_TEXT'),
34          ];
35      }
36  }

140 public static function onEndBufferContent(string&$content): void
141 {
147     $rules = RuleTable::getList([
148         'filter' => ['=ACTIVE' => 'Y']
149     ])->fetchAll();
150
158     foreach ($rules as $rule) {
159         // Direct, HTML-escaped, JSON-escaped URL variants
168         $search[] = '"' . $realUrl . '"';
169         $replace[] = '"' . $customUrl . '"';
175         $search[] = '"' . htmlspecialcharsbx($realUrl) . '"';
182         $search[] = '"' . str_replace('/', '\\/', $realUrl) . '"';
183     }
186     $content = str_replace($search, $replace, $content);
191
192     // Inject SEO text before </body>
193     $bodyPos = strripos($content, '</body>');
194     $content = substr_replace($content, $seoHtml, $bodyPos, 0);
195 }