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<?php
/*---------------------------------------------------------------------------
File name ............ template.class.php
Author ............... Antoine Lemoine
Creation date ........ 04.12.2007
Modification date .... 13.06.2010
---------------------------------------------------------------------------*/
class Template
{
var $path;
var $filename;
var $lang;
var $model;
var $lang_filename;
var $lang_array;
var $debug;
function Template($filename=null, $lang_filename=null)
{
if (isset($filename))
{
if (!file_exists($filename))
{
trigger_error('Template() - file doesn\'t exist `'.strip_tags($filename).'`',E_USER_ERROR);
}
$fp = fopen($filename,'r');
$size = filesize($filename);
if ($size>0)
{
$this->model = fread($fp,filesize($filename));
}
else
{
$this->model = '';
}
fclose($fp);
$infos = pathinfo($filename);
$this->path = $infos['dirname'];
}
else
{
$this->model = '';
$this->path = '';
}
$this->lang_filename = $lang_filename;
$this->head = '';
$this->_solvePaths();
//$this->_traduct();
$this->bloc_counter = 0;
}
function _eval($expression, $key, $data)
{
if ($this->debug) { echo '_eval('.$expression.','.$key.')'; }
$match = preg_replace('#{([a-zA-Z0-9_.-]+)}#i','$data[$1]',$expression);
@eval('$match='.$match.';');
if ($this->debug) { echo ' = '.$match.'<br />'; }
return $match;
}
function _parse($string, $begin_regex, $include_begin_delimiter, $end_regex, $include_end_delimiter, $callback, $key, $data)
{
$split_result = preg_split($begin_regex,$string,-1,PREG_SPLIT_DELIM_CAPTURE);
for ($i=count($split_result)/2-1; $i>=0; $i--)
{
$new_string = ($include_begin_delimiter ? $split_result[2*$i] : '').$split_result[2*$i+1];
$split_result2 = preg_split($end_regex,$new_string,-1,PREG_SPLIT_DELIM_CAPTURE);
$bloc_content = array_shift($split_result2);
$end_delimiter = array_shift($split_result2);
$replacement = $this->$callback($bloc_content.($include_end_delimiter ? $end_delimiter : ''),$key,$data);
if ($i>0)
{
$split_result[2*($i-1)+1] .= $replacement.implode('',$split_result2);
}
}
return $split_result[0];
}
function _replaceAlternative($bloc, $key, $data)
{
$alternatives_contents = preg_split('#<!-- ?(?:if|else|elseif)(?: ?\(.*?\))? ?-->#si',$bloc,-1,PREG_SPLIT_NO_EMPTY);
preg_match_all('#<!-- ?(if|elseif) ?\('.preg_quote($key).':(.*?)\) ?-->#si',$bloc,$result,PREG_SET_ORDER);
$i = 0;
foreach ($alternatives_contents as $alternative_content)
{
if (isset($result[$i]))
{
if ($this->_eval($result[$i][2],$key,$data)=='1')
{
return $alternative_content;
}
}
else
{
return $alternative_content;
}
$i++;
}
return '';
}
function _populateBlocArray($bloc)
{
preg_match('#^<!-- ?bloc\((.*?)\) ?-->#',$bloc,$result);
$bloc_id = $result[1];
$this->bloc_array[$bloc_id] = preg_replace('#^<!--.*?-->(.*)$#s','$1',$bloc);
return $bloc;
}
function _insertBloc($bloc, $key, $data)
{
$this->bloc_counter++;
$bloc_content = preg_replace('#^<!-- ?bloc ?\(.*?\) ?-->(.*)<!-- ?endbloc ?\(.*?\) ?-->$#si','$1',$bloc);
return '<!-- id('.$this->bloc_counter.') -->'.$this->_process($bloc_content,$key,$data).'<!-- endid('.$this->bloc_counter.') -->'.$bloc;
}
function insertBloc($bloc_name, $data, $id=null)
{
if (isset($id))
{
$split = preg_split('#(<!-- ?(?:end)?id ?\('.preg_quote($id).'\) ?-->)#si',$this->model,-1,PREG_SPLIT_DELIM_CAPTURE);
$split[2] = $this->_parse(
$split[2],
'#(<!-- ?bloc ?\('.preg_quote($bloc_name).'\) ?-->)#',
true,
'#(<!-- ?endbloc ?\('.preg_quote($bloc_name).'\) ?-->)#',
true,
'_insertBloc',
$bloc_name,
$data
);
$this->model = implode($split);
}
else
{
$this->model = $this->_parse(
$this->model,
'#(<!-- ?bloc ?\('.preg_quote($bloc_name).'\) ?-->)#',
true,
'#(<!-- ?endbloc ?\('.preg_quote($bloc_name).'\) ?-->)#',
true,
'_insertBloc',
$bloc_name,
$data
);
}
return $this->bloc_counter;
}
function callBloc($bloc_id, $key, $data)
{
$this->bloc_array = array();
$bloc = $this->_parse($this->model,'#(<!-- ?bloc ?\(.*?\) ?-->)#',true,'#(<!-- ?endbloc ?\(.*?\) ?-->)#',false,'_populateBlocArray',$key,$data);
if (isset($this->bloc_array[$bloc_id]))
{
return $this->bloc_array[$bloc_id];
}
else
{
return '';
}
}
function _removeBloc($bloc)
{
return '';
}
function _removeBlocs()
{
$this->model = $this->_parse($this->model,'#(<!-- ?bloc ?\(.*?\) ?-->)#',false,'#(<!-- ?endbloc ?\(.*?\) ?-->)#',false,'_removeBloc',$key='',$data=array());
$this->model = preg_replace('#<!-- ?(?:end)?id ?\(.*?\) ?-->#','',$this->model);
}
function _solvePaths()
{
$count = preg_match_all('#<!-- ?path ?\((.*?)\) ?-->#i',$this->model,$result,PREG_SET_ORDER);
for ($i=0; $i<$count; $i++)
{
$this->model = str_replace($result[$i][0],$this->path.'/'.$result[$i][1],$this->model);
}
$count = preg_match_all('#<!-- ?common_path ?\((.*?)\) ?-->#i',$this->model,$result,PREG_SET_ORDER);
for ($i=0; $i<$count; $i++)
{
$this->model = str_replace($result[$i][0],$global->path('common/'.$result[$i][1]),$this->model);
}
}
function _parseLangFile()
{
$fp = fopen($this->lang_filename,'r');
$content = fread($fp,filesize($this->lang_filename));
fclose($fp);
$lines = explode("\n",$content);
if (!is_array($lines)) { $lines = array($lines); }
$lang_array = array();
for ($i=0; $i<count($lines); $i++)
{
$line = trim($lines[$i]);
if ($line!='')
{
if (preg_match('/^([^=]+)=(.*)$/',$line,$result))
{
$lang_array[strtolower($result[1])] = $result[2];
}
}
}
$this->lang_array = $lang_array;
return $lang_array;
}
/*
function traduct($string=null)
{
if (isset($string))
{
if (isset($this->lang_array[$string]))
{
return $this->lang_array[$string];
}
return '*'.$string.'*';
}
else
{
$this->_traduct();
}
}
function _traduct()
{
if (isset($this->lang_filename) && file_exists($this->lang_filename))
{
$lang_array = $this->_parseLangFile();
if (isset($lang_array))
{
$this->process('lang',$lang_array);
}
}
}
*/
function _head($bloc)
{
$this->head .= $bloc;
return '';
}
function process($key, $data)
{
$this->model = $this->_process($this->model,$key,$data);
}
function _process($string, $key, $data)
{
$string = $this->_parse($string,'#(<!-- ?value ?\('.preg_quote($key).':)#',false,'#(\) ?-->)#',false,'_eval',$key,$data);
$string = $this->_parse($string,'#(<!-- ?if ?\('.preg_quote($key).':.*?\) ?-->)#',true,'#(<!-- ?endif ?-->)#',false,'_replaceAlternative',$key,$data);
return $string;
}
function appendTo(&$head, &$body)
{
$this->model = $this->_parse($this->model,'#(<!-- ?<head> ?-->)#',false,'#(<!-- ?</head> ?-->)#',false,'_head',null,array());
$this->_removeBlocs();
if (isset($head)) { $head .= $this->head; }
$body .= $this->model;
}
function prependTo(&$head, &$body)
{
$this->model = $this->_parse($this->model,'#(<!-- ?<head> ?-->)#',false,'#(<!-- ?</head> ?-->)#',false,'_head',null,array());
$this->_removeBlocs();
if (isset($head)) { $head = $this->head.$head; }
$body = $this->model.$body;
}
function toString()
{
$this->_removeBlocs();
return $this->model;
}
}
class TemplateManager
{
var $root;
var $lang;
function TemplateManager($root, $lang)
{
if ($root!='' && $root{strlen($root)-1}!='/') { $root .= '/'; }
$this->root = $root;
$this->lang = $lang;
}
function createTemplate($filename, $path='')
{
global $global;
if ($path!='' && $path{strlen($path)-1}!='/') { $path .= '/'; }
return new Template($global->path('common/cms/media/'.$path.$filename),$global->path('common/cms/media/'.$path.'lang/'.$this->lang.'/'.$filename.'.'.$this->lang.'.lang'));
}
function createFreeTemplate($content)
{
$template = new Template();
$template->model = $content;
return $template;
}
}
?>