1 files changed, 138 insertions, 0 deletions
diff --git a/engine/strings.php b/engine/strings.php
new file mode 100644
index 0000000..2d9b1d3
--- /dev/null
+++ b/engine/strings.php
@@ -0,0 +1,138 @@
+<?php
+
+enum DeclensionCase: string {
+    case GEN = 'Gen';
+    case DAT = 'Dat';
+    case ACC = 'Acc';
+    case INS = 'Ins';
+    case ABL = 'Abl';
+}
+
+enum NameSex: int {
+    case MALE = 0;
+    case FEMALE = 1;
+}
+
+enum NameType: int {
+    case FIRST_NAME = 0;
+    case LAST_NAME = 1;
+}
+
+class StringsBase implements ArrayAccess {
+    protected array $data = [];
+
+    function offsetSet(mixed $offset, mixed $value): void {
+        throw new RuntimeException('Not implemented');
+    }
+
+    function offsetExists(mixed $offset): bool {
+        return isset($this->data[$offset]);
+    }
+
+    function offsetUnset(mixed $offset): void {
+        throw new RuntimeException('Not implemented');
+    }
+
+    function offsetGet(mixed $offset): mixed {
+        if (!isset($this->data[$offset])) {
+            logError(__METHOD__.': '.$offset.' not found');
+            return '{'.$offset.'}';
+        }
+        return $this->data[$offset];
+    }
+
+    function get(string $key, mixed ...$sprintf_args): string|array {
+        $val = $this[$key];
+        if (!empty($sprintf_args)) {
+            array_unshift($sprintf_args, $val);
+            return call_user_func_array('sprintf', $sprintf_args);
+        } else {
+            return $val;
+        }
+    }
+
+    function num(string $key, int $num, array$opts = []) {
+        $s = $this[$key];
+
+        $default_opts = [
+            'format' => true,
+            'format_delim' => ' ',
+            'lang' => 'ru',
+        ];
+        $opts = array_merge($default_opts, $opts);
+
+        switch ($opts['lang']) {
+            case 'ru':
+                $n = $num % 100;
+                if ($n > 19)
+                    $n %= 10;
+
+                if ($n == 1) {
+                    $word = 0;
+                } elseif ($n >= 2 && $n <= 4) {
+                    $word = 1;
+                } elseif ($num == 0 && count($s) == 4) {
+                    $word = 3;
+                } else {
+                    $word = 2;
+                }
+                break;
+
+            default:
+                if ($num == 0 && count($s) == 4) {
+                    $word = 3;
+                } else {
+                    $word = $num == 1 ? 0 : 1;
+                }
+                break;
+        }
+
+        // if zero
+        if ($word == 3) {
+            return $s[3];
+        }
+
+        if (is_callable($opts['format'])) {
+            $num = $opts['format']($num);
+        } else if ($opts['format'] === true) {
+            $num = formatNumber($num, $opts['format_delim']);
+        }
+
+        return sprintf($s[$word], $num);
+    }
+}
+
+class Strings extends StringsBase {
+    private static ?Strings $instance = null;
+    protected array $loadedPackages = [];
+
+    private function __construct() {}
+    protected function __clone() {}
+
+    public static function getInstance(): self {
+        if (is_null(self::$instance))
+            self::$instance = new self();
+        return self::$instance;
+    }
+
+    function load(string ...$pkgs): array {
+        $keys = [];
+        foreach ($pkgs as $name) {
+            $raw = yaml_parse_file(APP_ROOT.'/strings/'.$name.'.yaml');
+            $this->data = array_merge($this->data, $raw);
+            $keys = array_merge($keys, array_keys($raw));
+            $this->loadedPackages[$name] = true;
+        }
+        return $keys;
+    }
+
+    function flex(string $s, DeclensionCase $case, NameSex $sex, NameType $type): string {
+        $s = iconv('utf-8', 'cp1251', $s);
+        $s = vkflex($s, $case->value, $sex->value, 0, $type->value);
+        return iconv('cp1251', 'utf-8', $s);
+    }
+
+    function search(string $regexp): array {
+        return preg_grep($regexp, array_keys($this->data));
+    }
+}
+\ No newline at end of file