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| Редакция | Автор | № строки | Строка |
|---|---|---|---|
| 304 | alex-w | 1 | <?php |
| 2 | |||
| 3 | /** |
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| 4 | * Smarty Internal Plugin Smarty Template Compiler Base |
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| 5 | * |
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| 6 | * This file contains the basic classes and methodes for compiling Smarty templates with lexer/parser |
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| 7 | * |
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| 8 | * @package Smarty |
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| 9 | * @subpackage Compiler |
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| 10 | * @author Uwe Tews |
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| 11 | */ |
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| 12 | /** |
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| 13 | * Class SmartyTemplateCompiler |
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| 14 | */ |
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| 15 | class Smarty_Internal_SmartyTemplateCompiler extends Smarty_Internal_TemplateCompilerBase { |
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| 16 | /** |
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| 17 | * Initialize compiler |
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| 18 | */ |
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| 19 | public function __construct($lexer_class, $parser_class, $smarty) |
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| 20 | { |
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| 21 | $this->smarty = $smarty; |
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| 22 | parent::__construct(); |
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| 23 | // get required plugins |
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| 24 | $this->smarty->loadPlugin($lexer_class); |
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| 25 | $this->smarty->loadPlugin($parser_class); |
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| 26 | $this->lexer_class = $lexer_class; |
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| 27 | $this->parser_class = $parser_class; |
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| 28 | } |
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| 29 | |||
| 30 | /** |
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| 31 | * Methode to compile a Smarty template |
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| 32 | * |
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| 33 | * @param $_content template source |
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| 34 | * @return bool true if compiling succeeded, false if it failed |
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| 35 | */ |
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| 36 | protected function doCompile($_content) |
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| 37 | { |
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| 38 | /* here is where the compiling takes place. Smarty |
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| 39 | tags in the templates are replaces with PHP code, |
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| 40 | then written to compiled files. */ |
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| 41 | // init the lexer/parser to compile the template |
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| 42 | $lex = new $this->lexer_class($_content,$this->smarty); |
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| 43 | $parser = new $this->parser_class($lex, $this); |
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| 44 | // $parser->PrintTrace(); |
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| 45 | // get tokens from lexer and parse them |
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| 46 | while ($lex->yylex() && !$this->abort_and_recompile) { |
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| 47 | // echo "<br>Parsing {$parser->yyTokenName[$lex->token]} Token {$lex->value} Line {$lex->line} \n"; |
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| 48 | $parser->doParse($lex->token, $lex->value); |
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| 49 | } |
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| 50 | |||
| 51 | if ($this->abort_and_recompile) { |
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| 52 | // exit here on abort |
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| 53 | return false; |
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| 54 | } |
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| 55 | // finish parsing process |
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| 56 | $parser->doParse(0, 0); |
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| 57 | // check for unclosed tags |
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| 58 | if (count($this->_tag_stack) > 0) { |
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| 59 | // get stacked info |
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| 60 | list($_open_tag, $_data) = array_pop($this->_tag_stack); |
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| 61 | $this->trigger_template_error("unclosed {" . $_open_tag . "} tag"); |
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| 62 | } |
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| 63 | |||
| 64 | if (!$this->compile_error) { |
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| 65 | // return compiled code |
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| 66 | return $parser->retvalue; |
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| 67 | } else { |
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| 68 | // compilation error |
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| 69 | return false; |
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| 70 | } |
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| 71 | } |
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| 72 | } |
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| 73 | |||
| 74 | ?> |