mirror of
https://github.com/kleeja-official/kleeja.git
synced 2025-12-14 20:19:43 +01:00
396 lines
13 KiB
PHP
Executable File
396 lines
13 KiB
PHP
Executable File
<?php
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/**
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*
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* @package Kleeja
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* @copyright (c) 2007 Kleeja.net
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* @license ./docs/license.txt
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*
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*/
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//no direct access
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if (! defined('IN_COMMON'))
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{
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exit;
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}
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class kleeja_style
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{
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protected $vars; //Reference to $GLOBALS
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protected $loop = [];
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protected $reg = ['var' => '/([{]{1,2})+([A-Z0-9_\.]+)[}]{1,2}/i'];
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public $caching = true; //save templates as caches to not compiled a lot of times
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/**
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* Function to load a template file.
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* @param $template_name
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* @param null|mixed $style_path
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*/
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protected function _load_template($template_name, $style_path = null)
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{
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global $config, $THIS_STYLE_PATH_ABS, $STYLE_PATH_ADMIN_ABS, $DEFAULT_PATH_ADMIN_ABS;
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if (! ($template_path = $this->template_exists($template_name, $style_path)))
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{
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big_error('No Template !', 'Requested <b>"' . $template_name . '"</b> template doesnt exist!');
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}
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$html = file_get_contents($template_path);
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$html = $this->_parse($html, $template_name);
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$html = "<!-- file generated by kleeja {kleeja.net} -->\n" . $html;
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//use 'b' to force binary mode
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if ($filename = @fopen(PATH . 'cache/tpl_' . $this->re_name_tpl($template_name, $style_path) . '.php', 'wb'))
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{
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is_array($plugin_run_result = Plugins::getInstance()->run('style_load_template_func', get_defined_vars())) ? extract($plugin_run_result) : null; //run hook
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@flock($filename, LOCK_EX);
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@fwrite($filename, $html);
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@flock($filename, LOCK_UN);
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@fclose($filename);
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// Read and write for owner, read for everybody else
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@chmod(PATH . 'cache/tpl_' . $this->re_name_tpl($template_name, $style_path) . '.php', 0644);
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}
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}
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/**
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* check if a template exists or not
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* @param $template_name
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* @param null $style_path
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*/
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public function template_exists($template_name, $style_path = null)
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{
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global $config, $STYLE_PATH_ADMIN_ABS, $THIS_STYLE_PATH_ABS, $DEFAULT_PATH_ADMIN_ABS;
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$is_admin_template = false;
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$style_path = str_replace(DIRECTORY_SEPARATOR, '/', $style_path ?? '');
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//admin template always begin with admin_
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if (substr($template_name, 0, 6) == 'admin_')
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{
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$current_style_path = ! empty($style_path) ? $style_path : $STYLE_PATH_ADMIN_ABS;
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$is_admin_template = true;
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}
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else
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{
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$current_style_path = ! empty($style_path) ? $style_path : $THIS_STYLE_PATH_ABS;
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}
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$template_path = rtrim($current_style_path, '/') . '/' . $template_name . '.html';
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//if template not found and default style is there and not admin tpl
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$is_tpl_exist = file_exists($template_path);
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if (! $is_tpl_exist)
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{
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if (trim($config['style_depend_on']) != '')
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{
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$template_path_alternative = str_replace('/' . $config['style'] . '/', '/' . $config['style_depend_on'] . '/', $template_path);
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if (file_exists($template_path_alternative))
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{
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$template_path = $template_path_alternative;
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$is_tpl_exist = true;
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}
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}
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elseif ($is_admin_template)
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{
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$template_path = $DEFAULT_PATH_ADMIN_ABS . $template_name . '.html';
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$is_tpl_exist = true;
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}
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elseif ($config['style'] != 'default' && ! $is_admin_template)
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{
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$template_path_alternative = str_replace('/' . $config['style'] . '/', '/default/', $template_path);
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if (file_exists($template_path_alternative))
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{
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$template_path = $template_path_alternative;
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$is_tpl_exist = true;
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}
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}
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}
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return $is_tpl_exist ? $template_path : false;
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}
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/**
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* Function to parse the Template Tags
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* @param mixed $html
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* @param mixed $template_name
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*/
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protected function _parse($html, $template_name = '')
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{
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is_array($plugin_run_result = Plugins::getInstance()->run('style_parse_func', get_defined_vars())) ? extract($plugin_run_result) : null; //run hook
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$html = preg_replace_callback('/<IGNORE>(.*?)<\/IGNORE>/is', function ($m) {
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return '<STRREV>' . strrev($m[1]) . '</STRREV>';
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}, $html);
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$html = preg_replace(['#<([\?%])=?.*?\1>#s', '#<script\s+language\s*=\s*(["\']?)php\1\s*>.*?</script\s*>#s', '#<\?php(?:\r\n?|[ \n\t]).*?\?>#s'], '', $html);
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$html = preg_replace_callback('/\(([{A-Z0-9_\.}\s!=<>]+)\?(.*):(.*)\)/iU', function ($m) {
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return '<IF NAME="' . $m[1] . '">' . $m[2] . '<ELSE>' . $m[3] . '</IF>';
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}, $html);
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$html = preg_replace_callback('/<(IF|ELSEIF|UNLESS) (.+)>/iU', ['kleeja_style', '_if_callback'], $html);
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$html = preg_replace_callback('/<LOOP\s+NAME\s*=\s*(\"|)+([a-z0-9_\.]{1,})+(\"|)\s*>/i', function ($m) {
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return '<?php foreach($this->vars["' . (strpos($m[2], '.') !== false ? str_replace('.', '"]["', $m[2]) : $m[2]) . '"] as $key=>$value){ ?>';
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}, $html);
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$html = preg_replace_callback(kleeja_style::reg('var'), ['kleeja_style', '_vars_callback'], $html);
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$html = preg_replace_callback('/<STRREV>(.*?)<\/STRREV>/is', function ($m) {
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return strrev($m[1]);
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}, $html);
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$rep =
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[
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'/<\/(LOOP|IF|END|IS_BROWSER|UNLESS)>/i' => '<?php } ?>',
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'/<INCLUDE(\s+NAME|)\s*=*\s*"(.+)"\s*(PATH=\s*=*\s*"(.+)")?>/iU' => '<?php echo $this->display("\\2", empty("\\4") ? null : "\\4"); ?>',
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'/<IS_BROWSER\s*=\s*"([a-z0-9,]+)"\s*>/iU' => '<?php if(is_browser("\\1")){ ?>',
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'/<IS_BROWSER\s*\!=\s*"([a-z0-9,]+)"\s*>/iU' => '<?php if(!is_browser("\\1")){ ?>',
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'/(<ELSE>|<ELSE\s?\/>)/i' => '<?php }else{ ?>',
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'/<ODD\s*=\s*"([a-zA-Z0-9_\-\+\.\/]+)"\s*>(.*?)<\/ODD\>/is' => "<?php if(intval(\$value['\\1'])%2){?> \\2 <?php } ?>",
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'/<EVEN\s*=\s*"([a-zA-Z0-9_\-\+\.\/]+)"\s*>(.*?)<\/EVEN>/is' => "<?php if(intval(\$value['\\1'])% 2 == 0){?> \\2 <?php } ?>",
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'/<RAND\s*=\s*"(.*?)\"\s*,\s*"(.*?)"\s*>/is' => "<?php \$KLEEJA_tpl_rand_is=(!isset(\$KLEEJA_tpl_rand_is) || \$KLEEJA_tpl_rand_is==0)?1:0; print((\$KLEEJA_tpl_rand_is==1) ?'\\1':'\\2'); ?>",
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'/\{%(key|value)%\}/i' => '<?php echo $\\1; ?>',
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];
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return preg_replace(array_keys($rep), array_values($rep), $html);
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}
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/**
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* if tag
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* @param $matches
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* @return string
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*/
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protected function _if_callback($matches)
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{
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$atts = call_user_func(['kleeja_style', '_get_attributes'], $matches[0]);
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$condition = '';
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foreach ([
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'NAME' => '', 'LOOP' => '', 'AND' => ' && ', 'OR' => ' || ', 'ISSET' => ' isset', 'EMPTY' => ' empty'
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] as $attribute=> $separator)
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{
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if (isset($atts[$attribute]))
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{
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$haveParentheses = in_array($attribute, ['ISSET', 'EMPTY']);
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$condition .= $separator . ($haveParentheses ? '(' : '') .
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$this->parse_condition($atts[$attribute], ! empty($atts['LOOP'])) .
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($haveParentheses ? ')' : '')
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;
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}
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}
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return strtoupper($matches[1]) == 'IF'
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? '<?php if(' . $condition . '){ ?>'
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: (strtoupper($matches[1]) == 'UNLESS' ? '<?php if(!(' . $condition . ')){ ?>' : '<?php }elseif(' . $condition . '){ ?>');
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}
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protected function parse_condition($condition, $is_loop)
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{
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$char = [' eq ', ' lt ', ' gt ', ' lte ', ' gte ', ' neq ', '==', '!=', '>=', '<=', '<', '>'];
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$reps = ['==', '<', '>', '<=', '>=', '!=', '==', '!=', '>=', '<=', '<', '>'];
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if (trim($condition) == '')
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{
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return '';
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}
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$con = str_replace('$this->vars', '[----this-vars----]', $condition);
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if (preg_match('/(.*)(' . implode('|', $char) . ')(.*)/i', $con, $arr))
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{
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$arr[1] = trim($arr[1]);
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$var1 = $arr[1][0] != '$' ? call_user_func(['kleeja_style', '_var_callback'], (! $is_loop ? '{' . $arr[1] . '}' : '{{' . $arr[1] . '}}')) : $arr[1];
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$opr = str_replace($char, $reps, $arr[2]);
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$var2 = trim($arr[3]);
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//check for type
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if (strpos($var2, '$')!==0 && ! preg_match('/[0-9]/', $var2))
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{
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$var2 = '"' . str_replace('"', '\"', $var2) . '"';
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}
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$con = "$var1 $opr $var2";
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}
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elseif ($con[0] !== '$' && strpos($con, '(') === false)
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{
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$con = call_user_func(['kleeja_style', '_var_callback'], (! $is_loop ? '{' . $con . '}' : '{{' . $con . '}}'));
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}
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return str_replace('[----this-vars----]', '$this->vars', $con);
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}
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/**
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* make variable printable
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* @param $matches
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* @return string
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*/
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protected function _vars_callback($matches)
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{
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$variable = call_user_func(['kleeja_style', '_var_callback'], $matches);
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if (strpos($matches[0], '{lang') !== false || strpos($matches[0], '{olang') !== false)
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{
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return '<?=' . $variable . ' ?? \'' . $matches[0] . '\'?>';
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}
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return '<?=' . $variable . '?>';
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}
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/**
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* variable replace
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* @param $matches
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* @return string
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*/
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protected function _var_callback($matches)
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{
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if (! is_array($matches))
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{
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preg_match(kleeja_style::reg('var'), $matches, $matches);
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}
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$var = trim(! empty($matches[2]) ? str_replace('.', '\'][\'', $matches[2]) : '');
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if (empty($var))
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{
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return '';
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}
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return ! empty($matches[1]) && trim($matches[1]) == '{{' ? '$value[\'' . $var . '\']' : '$this->vars[\'' . $var . '\']';
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}
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/**
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* att variable replace
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* @param $matches
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* @return string
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*/
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protected function _var_callback_att($matches)
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{
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return trim($matches[1]) == '{' ? $this->_var_callback($matches) : '{' . $this->_var_callback($matches) . '}';
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}
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/**
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* get reg var
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* @param $var
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* @return mixed
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*/
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protected function reg($var)
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{
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$vars = get_class_vars(__CLASS__);
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return $vars['reg'][$var];
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}
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/**
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* get tag attributes
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* @param $tag
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* @return array
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*/
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protected function _get_attributes($tag)
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{
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preg_match_all('/([a-z]+)="(.+)?"/iU', $tag, $attribute);
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$attributes = [];
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for ($i = 0; $i < count($attribute[1]); $i++)
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{
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$att = strtoupper($attribute[1][$i]);
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$attributes[$att] = preg_replace_callback(kleeja_style::reg('var'), ['kleeja_style', '_var_callback'], $attribute[2][$i]);
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}
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return $attributes;
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}
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/**
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* Assign Variables
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* @param $var
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* @param $to
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*/
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public function assign($var, $to)
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{
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$GLOBALS[$var] = $to;
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}
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/**
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* load parser and return page content
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* @param $template_name
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* @param null $style_path optional, good for plugins
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* @return mixed|string
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*/
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public function display($template_name, $style_path = null)
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{
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global $config;
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$this->vars = $GLOBALS;
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//is there ?
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if (! file_exists(PATH . 'cache/tpl_' . $this->re_name_tpl($template_name, $style_path) . '.php') || ! $this->caching)
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{
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$this->_load_template($template_name, $style_path);
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}
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ob_start();
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include PATH . 'cache/tpl_' . $this->re_name_tpl($template_name, $style_path) . '.php';
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$page = ob_get_contents();
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ob_end_clean();
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return $page;
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}
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/**
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* generate admin option block
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* @param $html
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* @return string
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*/
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public function admindisplayoption($html)
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{
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$this->vars = $GLOBALS;
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$eval_on = false;
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eval('$eval_on = true;');
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$parsed_html = trim($this->_parse(stripcslashes($html)));
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ob_start();
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if ($eval_on)
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{
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eval(' ?' . '>' . $parsed_html . '<' . '?php ');
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}
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else
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{
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$path = PATH . 'cache/tpl_' . md5($parsed_html) . '.php';
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file_put_contents($path, $parsed_html);
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include_once $path;
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}
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$page = ob_get_contents();
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ob_end_clean();
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return $page;
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}
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/**
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* change name of template to be valid
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* @param $name
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* @param null|mixed $style_path
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* @return mixed
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*/
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protected function re_name_tpl($name, $style_path = null)
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{
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return preg_replace('/[^a-z0-9-_]/', '-', strtolower($name)) .
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(! empty($style_path) ? md5($style_path) : '');
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}
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}
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