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<? |
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// ------------------------------------------------------------------------- |
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// $Id$ |
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// ------------------------------------------------------------------------- |
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// $Log$ |
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// ------------------------------------------------------------------------- |
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|
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class Site_Template { |
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|
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var $meta; |
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|
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function start() { |
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//print "START<br>"; |
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} |
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|
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function _register_langtext_safe() { |
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if (!$this->meta[registered][lt]) { |
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$this->meta[registered][lt] = 1; |
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$this->_register_langtext(); |
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} |
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} |
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|
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function _register_langtext() { |
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//print "REGISTER<br>"; |
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// register 'lt' (LangText) template provider |
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$this->site->smarty->register_resource( |
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"lt", |
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array( |
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"db_get_template", |
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"db_get_timestamp" |
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) |
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); |
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/* |
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array( |
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"db_get_template", |
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"db_get_timestamp", |
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"db_get_secure", |
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"db_get_trusted" |
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) |
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*/ |
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} |
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|
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function display($identifier, $options) { |
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//print "DISPLAY<br>"; |
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$this->_build($identifier, $options); |
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} |
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|
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function get($identifier, $interpolate = array()) { |
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//print "GET<br>"; |
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// TODO: review... what about the cache-key here? use volatile by default or not? |
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// for now: per default to be _very_ safe.... ;) |
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$options = array( |
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'interpolate' => $interpolate, |
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'return' => 1, |
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'cache_key' => 'volatile' |
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); |
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// 'cache_key' => 'volatile' |
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return $this->_build($identifier, $options); |
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} |
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|
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function _build($identifier, $options) { |
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|
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//print "BUILD identifier $identifier<br>"; |
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//print "options:<br>" . Dumper($options) . "<br>"; |
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|
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$this->_register_langtext_safe(); |
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|
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// TODO: just do '$this->site->smarty->assign($arguments[vars]);' ??? |
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/* |
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foreach ($arguments[vars] as $name => $value) { |
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$this->site->smarty->assign($name, $value); |
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} |
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*/ |
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|
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// template variable interpolation |
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if ($options['interpolate']) { |
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//print Dumper($options['interpolate']); |
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$this->site->smarty->assign($options['interpolate']); |
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/* |
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foreach ($options['interpolate'] as $key => $val) { |
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print "key: $key - val $val<br>"; |
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$this->site->smarty->assign($key, $val); |
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} |
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*/ |
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} |
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|
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//print "cached: " . $this->site->smarty->is_cached($identifier) . "<br>"; |
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|
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// TODO: refactor this! |
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// $smarty_method = 'fetch|display' |
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// $cache_key??? |
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if ($options['return']) { |
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|
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//print "RETURN<br>"; |
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|
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// return template |
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// use of cache-key per template |
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if ($cache_key = $options['cache_key']) { |
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//print "1: $cache_key<br>"; |
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if ($cache_key == 'volatile') { |
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//$this->site->smarty->clear_cache($identifier, $cache_key); |
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//$this->site->smarty->clear_cache('referer.php'); |
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} |
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$result = $this->site->smarty->fetch($identifier, $cache_key); |
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} else { |
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//print "2<br>"; |
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$result = $this->site->smarty->fetch($identifier); |
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} |
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//print "result: $result<br>"; |
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|
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} else { |
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|
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// display template |
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// use of cache-key per template |
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if ($cache_key = $options['cache_key']) { |
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$result = $this->site->smarty->display($identifier, $cache_key); |
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} else { |
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$result = $this->site->smarty->display($identifier); |
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} |
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|
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} |
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|
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return $result; |
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|
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} |
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|
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} |
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|
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|
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function db_get_template($tpl_name, &$tpl_source, &$smarty_obj) |
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{ |
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//print "db_get_template: '$tpl_name', '$tpl_source', '$smarty_obj'<br>"; |
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//return $this->site->lt->getlt($tpl_name); |
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global $site; |
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if ($template = $site->lt->getlt($tpl_name)) { |
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//print "template: '$template'<br>"; |
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$tpl_source = $template; |
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return true; |
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} |
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} |
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|
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function db_get_timestamp($tpl_name, &$tpl_timestamp, &$smarty_obj) |
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{ |
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$tpl_timestamp = time(); |
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return true; |
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} |
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|
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|
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/* |
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|
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// ---------------------------------------------------------------------------------- |
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// from: http://smarty.php.net/manual/en/templates.from.elsewhere.html |
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// ---------------------------------------------------------------------------------- |
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|
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|
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// from PHP script |
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|
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// put these function somewhere in your application |
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function db_get_template ($tpl_name, &tpl_source, &$smarty_obj) |
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{ |
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// do database call here to fetch your template, |
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// populating $tpl_source |
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$sql = new SQL; |
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$sql->query("select tpl_source |
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from my_table |
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where tpl_name='$tpl_name'"); |
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if ($sql->num_rows) { |
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$tpl_source = $sql->record['tpl_source']; |
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return true; |
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} else { |
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return false; |
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} |
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} |
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|
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function db_get_timestamp($tpl_name, &$tpl_timestamp, &$smarty_obj) |
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{ |
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// do database call here to populate $tpl_timestamp. |
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$sql = new SQL; |
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$sql->query("select tpl_timestamp |
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from my_table |
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where tpl_name='$tpl_name'"); |
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if ($sql->num_rows) { |
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$tpl_timestamp = $sql->record['tpl_timestamp']; |
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return true; |
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} else { |
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return false; |
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} |
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} |
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|
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function db_get_secure($tpl_name, &$smarty_obj) |
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{ |
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// assume all templates are secure |
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return true; |
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} |
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|
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function db_get_trusted($tpl_name, &$smarty_obj) |
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{ |
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// not used for templates |
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} |
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|
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// register the resource name "db" |
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$smarty->register_resource("db", array("db_get_template", |
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"db_get_timestamp", |
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"db_get_secure", |
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"db_get_trusted")); |
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|
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// using resource from php script |
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$smarty->display("db:index.tpl"); |
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|
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{* using resource from within Smarty template *} |
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{include file="db:/extras/navigation.tpl"} |
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|
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// ---------------------------------------------------------------------------------- |
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|
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*/ |
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|
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|
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?> |
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