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