+ return false;
+}
+
+class tem {
+ var $template;
+ var $data;
+
+ function tem() {
+ $this->template = array('pieces' => array());
+ $this->data = array();
+ }
+
+ function set($key, $value = true) {
+ $this->data[$key] = $value;
+ }
+
+ function sets($hash) {
+ foreach($hash as $key => $value) {
+ $this->set($key, $value);
+ }
+ }
+
+ function append($key, $value) {
+ $this->data[$key] .= $value;
+ }
+
+ function prepend($key, $value) {
+ $this->data[$key] = $value . $this->data[$key];
+ }
+
+ function clear($key) {
+ unset($this->data[$key]);
+ }
+
+ function get($key) {
+ return $this->data[$key];
+ }
+
+ function show($name) {
+ $tem = tem_is_old_sub($name, $this->template);
+ if($tem) {
+ $this->data[$name] .= fill_template($tem, $this->data);
+ }
+ }
+
+ function show_separated($name) {
+ if($this->get($name)) {
+ $this->show($name . '_sep');
+ }
+ $this->show($name);
+ }
+
+ function load_str($str) {
+ $this->template =& parse_template($str);
+ }
+
+ function load($filename) {
+ $this->template =& parse_template_file($filename);
+ }
+
+ function run($tem = false) {
+ if($tem) {
+ if(strlen($tem < 150 && file_exists($tem))) $this->load($tem);
+ else $this->load_str($tem);
+ }
+
+ return fill_template($this->template, $this->data);
+ }
+
+ function output($tem = false) {
+ print($this->run($tem));
+ }
+
+ # merge top-level sub-templates of $tem (object) into $this,
+ # supporting both new and old semantics.
+ function merge($tem) {
+ # append expansions to $this->data (old style)
+
+ $subs = $tem->top_subs('is_shown_sub_template');
+ if($subs) foreach($subs as $name => $val) {
+ $this->append($name, $val);
+ unset($tem->data[$name]); # so array_merge() won't overwrite things
+ }
+
+ # merge the data arrays and template trees (new style)
+ $this->data = array_merge($this->data, $tem->data);
+ merge_templates($this->template, $tem->template);
+ }
+
+ # see merge() above
+ function merge_file($filename) {
+ $other_tem = new tem();
+ $other_tem->load($filename);
+ $this->merge($other_tem);
+ }
+
+ function top_sub_names($is_sub = 'is_sub_template') {
+ return array_keys(top_sub_templates($this->template, $is_sub));
+ }
+
+ function top_subs($is_sub = 'is_sub_template') {
+ $ret = array();
+ $names = $this->top_sub_names($is_sub);
+ foreach($names as $name) {
+ $ret[$name] = $this->get($name);
+ }
+ return $ret;
+ }
+
+ # old name for show (deprecated)
+ function sub($name) {
+ $this->show($name);
+ }
+}
+
+function tem_init() {
+ if(!$GLOBALS['wfpl_template']) {
+ $GLOBALS['wfpl_template'] = new tem();
+ }
+}
+
+function tem_append($key, $value) {
+ tem_init();
+ $GLOBALS['wfpl_template']->append($key, $value);
+}
+
+function tem_prepend($key, $value) {
+ tem_init();
+ $GLOBALS['wfpl_template']->prepend($key, $value);
+}
+
+function tem_set($key, $value = true) {
+ tem_init();
+ $GLOBALS['wfpl_template']->set($key, $value);
+}
+
+function tem_sets($hash) {
+ tem_init();
+ $GLOBALS['wfpl_template']->sets($hash);
+}
+
+function tem_get($key) {
+ tem_init();
+ return $GLOBALS['wfpl_template']->get($key);
+}
+
+function tem_run($tem = false) {
+ tem_init();
+ return $GLOBALS['wfpl_template']->run($tem);
+}
+
+function tem_show($name) {
+ tem_init();
+ return $GLOBALS['wfpl_template']->show($name);
+}
+
+function tem_show_separated($name) {
+ tem_init();
+ $GLOBALS['wfpl_template']->show_separated($name);
+}
+
+function tem_load($filename) {
+ tem_init();
+ $GLOBALS['wfpl_template']->load($filename);
+}
+
+function tem_merge($tem) {
+ tem_init();
+ $GLOBALS['wfpl_template']->merge($tem);
+}
+
+function tem_merge_file($filename) {
+ tem_init();
+ $GLOBALS['wfpl_template']->merge_file($filename);
+}
+
+function tem_output($filename = false) {
+ tem_init();
+ $GLOBALS['wfpl_template']->output($filename);
+}
+
+function tem_top_subs() {
+ tem_init();
+ return $GLOBALS['wfpl_template']->top_subs();
+}
+
+function tem_top_sub_names() {
+ tem_init();
+ return $GLOBALS['wfpl_template']->top_sub_names();
+}
+
+function tem_load_new($filename) {
+ $old = $GLOBALS['wfpl_template'];
+ $GLOBALS['wfpl_template'] = new tem();
+ $GLOBALS['wfpl_template']->load($filename);
+ return $old;
+}
+
+# deprecated (old name for show)
+function tem_sub($name) {
+ tem_show($name);