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compiler: add support for post compile callbacks

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This commit is contained in:
uwetews
2015-10-08 21:04:52 +02:00
parent 8dc777effd
commit 5cde3a8799
1 changed files with 62 additions and 3 deletions
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65
libs/sysplugins/smarty_internal_smartytemplatecompiler.php
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@@ -37,6 +37,27 @@ class Smarty_Internal_SmartyTemplateCompiler extends Smarty_Internal_TemplateCom
*/
public $local_var = array();
/**
* array of callbacks called when the normal compile process of template is finished
*
* @var array
*/
public $postCompileCallbacks = array();
/**
* prefix code
*
* @var string
*/
public $prefixCompiledCode = '';
/**
* postfix code
*
* @var string
*/
public $postfixCompiledCode = '';
/**
* Initialize compiler
*
@@ -68,8 +89,9 @@ class Smarty_Internal_SmartyTemplateCompiler extends Smarty_Internal_TemplateCom
tags in the templates are replaces with PHP code,
then written to compiled files. */
// init the lexer/parser to compile the template
$this->parser = new $this->parser_class(new $this->lexer_class(str_replace(array("\r\n",
"\r"), "\n", $_content), $this), $this);
$this->parser =
new $this->parser_class(new $this->lexer_class(str_replace(array("\r\n", "\r"), "\n", $_content), $this),
$this);
if ($isTemplateSource && $this->template->caching) {
$this->parser->insertPhpCode("<?php\n\$_smarty_tpl->compiled->nocache_hash = '{$this->nocache_hash}';\n?>\n");
}
@@ -105,7 +127,44 @@ class Smarty_Internal_SmartyTemplateCompiler extends Smarty_Internal_TemplateCom
$this->trigger_template_error("unclosed {$this->smarty->left_delimiter}" . $openTag .
"{$this->smarty->right_delimiter} tag");
}
// call post compile callbacks
foreach ($this->postCompileCallbacks as $cb) {
$parameter = $cb;
$parameter[0] = $this;
call_user_func_array($cb[0], $parameter);
}
// return compiled code
return $this->parser->retvalue;
return $this->prefixCompiledCode . $this->parser->retvalue . $this->postfixCompiledCode;
}
/**
* Register a post compile callback
* - when the callback is called after template compiling the compiler object will be inserted as first parameter
*
* @param callback $callback
* @param array $parameter optional parameter array
* @param string $key optional key for callback
* @param bool $replace if true replace existing keyed callback
*/
public function registerPostCompileCallback($callback, $parameter = array(), $key = null, $replace = false)
{
array_unshift($parameter, $callback);
if (isset($key)) {
if ($replace || !isset($this->postCompileCallbacks[$key])) {
$this->postCompileCallbacks[$key] = $parameter;
}
} else {
$this->postCompileCallbacks[] = $parameter;
}
}
/**
* Remove a post compile callback
*
* @param string $key callback key
*/
public function unregisterPostCompileCallback($key)
{
unset($this->postCompileCallbacks[$key]);
}
}