author | Markus Bröker <broeker.markus@googlemail.com> |
Thu, 12 Nov 2015 14:39:16 +0100 | |
changeset 0 | 4869aea77e21 |
permissions | -rw-r--r-- |
0
4869aea77e21
Bröker-Framework BFW-1
Markus Bröker <broeker.markus@googlemail.com>
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<?php |
4869aea77e21
Bröker-Framework BFW-1
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/** |
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* Smarty Internal Plugin Config File Compiler |
4869aea77e21
Bröker-Framework BFW-1
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* This is the config file compiler class. It calls the lexer and parser to |
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* perform the compiling. |
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* |
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* @package Smarty |
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* @subpackage Config |
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* @author Uwe Tews |
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Bröker-Framework BFW-1
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*/ |
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Bröker-Framework BFW-1
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|
4869aea77e21
Bröker-Framework BFW-1
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/** |
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* Main config file compiler class |
4869aea77e21
Bröker-Framework BFW-1
Markus Bröker <broeker.markus@googlemail.com>
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* |
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* @package Smarty |
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* @subpackage Config |
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*/ |
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class Smarty_Internal_Config_File_Compiler { |
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/** |
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* Lexer class name |
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* |
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* @var string |
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*/ |
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public $lexer_class; |
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|
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/** |
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* Parser class name |
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* |
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* @var string |
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*/ |
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public $parser_class; |
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/** |
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* Lexer object |
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* |
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* @var object |
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*/ |
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public $lex; |
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|
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/** |
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* Parser object |
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* |
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* @var object |
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*/ |
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public $parser; |
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|
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Markus Bröker <broeker.markus@googlemail.com>
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/** |
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* Smarty object |
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* |
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* @var Smarty object |
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*/ |
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public $smarty; |
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|
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/** |
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* Smarty object |
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* |
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* @var Smarty_Internal_Template object |
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*/ |
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public $template; |
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|
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/** |
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* Compiled config data sections and variables |
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* |
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* @var array |
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*/ |
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public $config_data = array(); |
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|
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/** |
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* compiled config data must always be written |
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* |
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* @var bool |
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*/ |
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public $write_compiled_code = true; |
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|
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/** |
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* Initialize compiler |
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* |
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* @param string $lexer_class class name |
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* @param string $parser_class class name |
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* @param Smarty $smarty global instance |
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*/ |
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public function __construct($lexer_class, $parser_class, Smarty $smarty) { |
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$this->smarty = $smarty; |
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// get required plugins |
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$this->lexer_class = $lexer_class; |
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$this->parser_class = $parser_class; |
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$this->smarty = $smarty; |
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$this->config_data['sections'] = array(); |
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$this->config_data['vars'] = array(); |
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} |
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|
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/** |
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* Method to compile Smarty config source. |
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* |
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* @param Smarty_Internal_Template $template |
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* |
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* @return bool true if compiling succeeded, false if it failed |
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*/ |
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public function compileTemplate(Smarty_Internal_Template $template) { |
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$this->template = $template; |
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$this->template->properties['file_dependency'][$this->template->source->uid] = array($this->template->source->name, $this->template->source->timestamp, $this->template->source->type); |
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// on empty config just return |
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if ($template->source->content == '') { |
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return true; |
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} |
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if ($this->smarty->debugging) { |
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Smarty_Internal_Debug::start_compile($this->template); |
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} |
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// init the lexer/parser to compile the config file |
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$lex = new $this->lexer_class(str_replace(array("\r\n", "\r"), "\n", $template->source->content) . "\n", $this); |
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$parser = new $this->parser_class($lex, $this); |
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|
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if (function_exists('mb_internal_encoding') && ((int)ini_get('mbstring.func_overload')) & 2) { |
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$mbEncoding = mb_internal_encoding(); |
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mb_internal_encoding('ASCII'); |
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} else { |
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$mbEncoding = null; |
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} |
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|
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if ($this->smarty->_parserdebug) { |
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$parser->PrintTrace(); |
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} |
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// get tokens from lexer and parse them |
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123 |
while ($lex->yylex()) { |
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Bröker-Framework BFW-1
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124 |
if ($this->smarty->_parserdebug) { |
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echo "<br>Parsing {$parser->yyTokenName[$lex->token]} Token {$lex->value} Line {$lex->line} \n"; |
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} |
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$parser->doParse($lex->token, $lex->value); |
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} |
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// finish parsing process |
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$parser->doParse(0, 0); |
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131 |
|
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if ($mbEncoding) { |
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mb_internal_encoding($mbEncoding); |
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} |
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if ($this->smarty->debugging) { |
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Smarty_Internal_Debug::end_compile($this->template); |
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137 |
} |
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138 |
// template header code |
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$template_header = "<?php /* Smarty version " . Smarty::SMARTY_VERSION . ", created on " . strftime("%Y-%m-%d %H:%M:%S") . "\n"; |
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$template_header .= " compiled from \"" . $this->template->source->filepath . "\" */ ?>\n"; |
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141 |
|
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$code = '<?php Smarty_Internal_Extension_Config::loadConfigVars($_smarty_tpl, ' . var_export($this->config_data, true) . '); ?>'; |
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return $template_header . Smarty_Internal_Extension_CodeFrame::create($this->template, $code); |
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} |
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145 |
|
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146 |
/** |
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147 |
* display compiler error messages without dying |
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148 |
* If parameter $args is empty it is a parser detected syntax error. |
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* In this case the parser is called to obtain information about expected tokens. |
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* If parameter $args contains a string this is used as error message |
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151 |
* |
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* @param string $args individual error message or null |
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153 |
* |
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* @throws SmartyCompilerException |
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155 |
*/ |
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public function trigger_config_file_error($args = null) { |
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$this->lex = Smarty_Internal_Configfilelexer::instance(); |
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$this->parser = Smarty_Internal_Configfileparser::instance(); |
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// get config source line which has error |
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$line = $this->lex->line; |
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161 |
if (isset($args)) { |
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// $line--; |
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163 |
} |
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164 |
$match = preg_split("/\n/", $this->lex->data); |
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$error_text = "Syntax error in config file '{$this->template->source->filepath}' on line {$line} '{$match[$line - 1]}' "; |
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if (isset($args)) { |
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167 |
// individual error message |
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$error_text .= $args; |
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169 |
} else { |
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170 |
// expected token from parser |
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foreach ($this->parser->yy_get_expected_tokens($this->parser->yymajor) as $token) { |
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$exp_token = $this->parser->yyTokenName[$token]; |
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if (isset($this->lex->smarty_token_names[$exp_token])) { |
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174 |
// token type from lexer |
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$expect[] = '"' . $this->lex->smarty_token_names[$exp_token] . '"'; |
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176 |
} else { |
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177 |
// otherwise internal token name |
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178 |
$expect[] = $this->parser->yyTokenName[$token]; |
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179 |
} |
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180 |
} |
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181 |
// output parser error message |
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182 |
$error_text .= ' - Unexpected "' . $this->lex->value . '", expected one of: ' . implode(' , ', $expect); |
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183 |
} |
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184 |
throw new SmartyCompilerException($error_text); |
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185 |
} |
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186 |
} |