/**
* Initialize compiler
*
* @param string $lexer_class class name
* @param string $parser_class class name
* @param hiweb_tpl $smurty global instance
*/
public function __construct($lexer_class, $parser_class, $smurty)
{
$this->smurty = $smurty;
parent::__construct();
// get required plugins
$this->lexer_class = $lexer_class;
$this->parser_class = $parser_class;
}
/**
* Method to compile a hiweb_tpl template
*
* @param Smurty_Internal_Template $template template object to compile
* @param bool $nocache true is shall be compiled in nocache mode
*
* @return bool true if compiling succeeded, false if it failed
*/
public function compileTemplate(Smurty_Internal_Template $template, $nocache = false)
{
if (empty($template->properties['nocache_hash'])) {
$template->properties['nocache_hash'] = $this->nocache_hash;
} else {
$this->nocache_hash = $template->properties['nocache_hash'];
}
// flag for nochache sections
$this->nocache = $nocache;
$this->tag_nocache = false;
// save template object in compiler class
$this->template = $template;
// reset has nocache code flag
$this->template->has_nocache_code = false;
$save_source = $this->template->source;
// template header code
$template_header = '';
if (!$this->suppressHeader) {
$template_header .= "<?php /* hiweb_tpl version " . hiweb_tpl::HIWEB_TPL_VERSION . ", created on " . strftime("%Y-%m-%d %H:%M:%S") . "\n";
$template_header .= " compiled from \"" . $this->template->source->filepath . "\" */ ?>\n";
}
if (empty($this->template->source->components)) {
$this->sources = array($template->source);
} else {
// we have array of inheritance templates by extends: resource
$this->sources = array_reverse($template->source->components);
}
$loop = 0;
// the $this->sources array can get additional elements while compiling by the {extends} tag
while ($this->template->source = array_shift($this->sources)) {
$this->smurty->_current_file = $this->template->source->filepath;
if ($this->smurty->debugging) {
Smurty_Internal_Debug::start_compile($this->template);
}
$no_sources = count($this->sources);
if ($loop || $no_sources) {
$this->template->properties['file_dependency'][$this->template->source->uid] = array($this->template->source->filepath, $this->template->source->timestamp, $this->template->source->type);
}
$loop++;
if ($no_sources) {
$this->inheritance_child = true;
} else {
$this->inheritance_child = false;
}
do {
$_compiled_code = '';
// flag for aborting current and start recompile
$this->abort_and_recompile = false;
// get template source
$_content = $this->template->source->content;
if ($_content != '') {
// run prefilter if required
if ((isset($this->smurty->autoload_filters['pre']) || isset($this->smurty->registered_filters['pre'])) && !$this->suppressFilter) {
$_content = Smurty_Internal_Filter_Handler::runFilter('pre', $_content, $template);
}
// call compiler
$_compiled_code = $this->doCompile($_content);
}
} while ($this->abort_and_recompile);
if ($this->smurty->debugging) {
Smurty_Internal_Debug::end_compile($this->template);
}
}
// restore source
$this->template->source = $save_source;
unset($save_source);
$this->smurty->_current_file = $this->template->source->filepath;
// free memory
unset($this->parser->root_buffer, $this->parser->current_buffer, $this->parser, $this->lex, $this->template);
self::$_tag_objects = array();
// return compiled code to template object
$merged_code = '';
if (!$this->suppressMergedTemplates && !empty($this->merged_templates)) {
foreach ($this->merged_templates as $code) {
$merged_code .= $code;
}
}
// run postfilter if required on compiled template code
if ((isset($this->smurty->autoload_filters['post']) || isset($this->smurty->registered_filters['post'])) && !$this->suppressFilter && $_compiled_code != '') {
$_compiled_code = Smurty_Internal_Filter_Handler::runFilter('post', $_compiled_code, $template);
}
if ($this->suppressTemplatePropertyHeader) {
$code = $_compiled_code . $merged_code;
} else {
$code = $template_header . $template->createTemplateCodeFrame($_compiled_code) . $merged_code;
}
// unset content because template inheritance could have replace source with parent code
unset($template->source->content);
return $code;
}