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<?php |
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namespace Bavix\Flow\Directives; |
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use Bavix\Flow\Directive; |
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use Bavix\Flow\Loop; |
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use Bavix\Helpers\Arr; |
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class ForDirective extends Directive |
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{ |
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const T_END = 1; |
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const T_ELSE = 2; |
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protected static $for = []; |
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protected static $loops = []; |
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public static function loop($key, $rows = null) |
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{ |
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if (!\array_key_exists($key, static::$loops)) |
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{ |
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static::$loops[$key] = new Loop($rows); |
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} |
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return static::$loops[$key]; |
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} |
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public static function else() |
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{ |
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static::$for[\count(static::$for) - 1] = static::T_ELSE; |
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} |
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public function render(): string |
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{ |
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Arr::push(static::$for, static::T_END); |
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$init = ''; |
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$rows = $this->data['rows']['code']; |
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if (\count($this->data['rows']['lexer']['tokens']) > 1) |
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{ |
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$rows = $this->randVariable(); |
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$init = $rows . '=' . $this->data['rows']['code'] . ';'; |
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} |
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$loop = $this->randVariable(); |
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$key = $this->data['key']['code'] ?? $this->randVariable(); |
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$row = $this->data['row']['code']; |
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return '<?php ' . $init . 'if (!empty(' . $rows . ')):' . |
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'\Bavix\Flow\Directives\ForDirective::loop(\'' . $loop . '\', ' . $rows . ');' . |
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'foreach (' . $rows . ' as ' . $key . ' => ' . $row . '): ' . |
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'$this->loop = \Bavix\Flow\Directives\ForDirective::loop(\'' . $loop . '\');' . |
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'$this->loop->next(' . $key . ');?>'; |
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} |
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public function endDirective(): string |
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{ |
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if (Arr::pop(static::$for) === static::T_ELSE) |
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{ |
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return '<?php unset($this->loop); endif; ?>'; |
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} |
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return '<?php unset($this->loop); endforeach; endif; ?>'; |
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} |
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} |
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bavix /
flow
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