| 1 | <?php |
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| 2 | /** |
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| 3 | * Smarty Internal Plugin Compile Break |
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| 4 | * |
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| 5 | * Compiles the {break} tag |
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| 6 | * |
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| 7 | * @package Smarty |
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| 8 | * @subpackage Compiler |
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| 9 | * @author Uwe Tews |
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| 10 | */ |
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| 11 | /** |
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| 12 | * Smarty Internal Plugin Compile Break Class |
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| 13 | * |
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| 14 | * @package Smarty |
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| 15 | * @subpackage Compiler |
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| 16 | */ |
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| 17 | class Smarty_Internal_Compile_Break extends Smarty_Internal_CompileBase { |
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| 18 | |
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| 19 | /** |
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| 20 | * Attribute definition: Overwrites base class. |
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| 21 | * |
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| 22 | * @var array |
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| 23 | * @see Smarty_Internal_CompileBase |
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| 24 | */ |
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| 25 | public $optional_attributes = array('levels'); |
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| 26 | /** |
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| 27 | * Attribute definition: Overwrites base class. |
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| 28 | * |
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| 29 | * @var array |
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| 30 | * @see Smarty_Internal_CompileBase |
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| 31 | */ |
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| 32 | public $shorttag_order = array('levels'); |
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| 33 | |
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| 34 | /** |
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| 35 | * Compiles code for the {break} tag |
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| 36 | * |
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| 37 | * @param array $args array with attributes from parser |
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| 38 | * @param object $compiler compiler object |
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| 39 | * @param array $parameter array with compilation parameter |
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| 40 | * @return string compiled code |
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| 41 | */ |
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| 42 | public function compile($args, $compiler, $parameter) |
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| 43 | { |
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| 44 | static $_is_loopy = array('for' => true, 'foreach' => true, 'while' => true, 'section' => true); |
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| 45 | // check and get attributes |
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| 46 | $_attr = $this->getAttributes($compiler, $args); |
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| 47 | |
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| 48 | if ($_attr['nocache'] === true) { |
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| 49 | $compiler->trigger_template_error('nocache option not allowed', $compiler->lex->taglineno); |
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| 50 | } |
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| 51 | |
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| 52 | if (isset($_attr['levels'])) { |
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| 53 | if (!is_numeric($_attr['levels'])) { |
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| 54 | $compiler->trigger_template_error('level attribute must be a numeric constant', $compiler->lex->taglineno); |
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| 55 | } |
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| 56 | $_levels = $_attr['levels']; |
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| 57 | } else { |
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| 58 | $_levels = 1; |
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| 59 | } |
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| 60 | $level_count = $_levels; |
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| 61 | $stack_count = count($compiler->_tag_stack) - 1; |
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| 62 | while ($level_count > 0 && $stack_count >= 0) { |
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| 63 | if (isset($_is_loopy[$compiler->_tag_stack[$stack_count][0]])) { |
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| 64 | $level_count--; |
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| 65 | } |
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| 66 | $stack_count--; |
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| 67 | } |
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| 68 | if ($level_count != 0) { |
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| 69 | $compiler->trigger_template_error("cannot break {$_levels} level(s)", $compiler->lex->taglineno); |
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| 70 | } |
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| 71 | $compiler->has_code = true; |
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| 72 | return "<?php break {$_levels}?>"; |
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| 73 | } |
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| 74 | |
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| 75 | } |
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| 76 | |
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| 77 | ?> |
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