*
* @var string
*/
- var $template_dir = 'templates\default';
+ var $template_dir = '';
/**
- * Constructor
+ * Template files provided by this template set
*
- * @param string $sTplDir where the template set is located
+ * @var array
+ */
+ var $templates_provided = array();
+
+ /**
+ * Javascript files required by the template
+ *
+ * @var array
+ */
+ var $required_js_files = array();
+
+ /**
+ * Javascript files provided by the template. If a JS file is required, but
+ * not provided, the js file by the same name will be included from the
+ * default template directory.
+ *
+ * @var array
+ */
+ var $provided_js_files = array();
+
+ /**
+ * Additional stylesheets provided by the template. This allows template
+ * authors to provide additional CSS sheets to templates while using the
+ * default template set stylesheet for other definitions.
*/
- function Template($sTplDir = 'templates\default') {
- $this->template_dir = $sTplDir;
+ var $additional_css_sheets = array();
+
+ /**
+ * Constructor
+ *
+ * @param string $sTplDir where the template set is located
+ */
+ function Template($sTplDir) {
+ $this->template_dir = $sTplDir;
+
+ // Pull in the tempalte config file
+ if (!file_exists($this->template_dir . 'template.php')) {
+ trigger_error('No template.php could be found in the requested template directory ("'.$this->template_dir.'")', E_USER_ERROR);
+ } else {
+ include ($this->template_dir . 'template.php');
+ $this->templates_provided = is_array($templates_provided) ? $templates_provided : array();
+ $this->required_js_files = is_array($required_js_files) ? $required_js_files : array();
+ $this->provided_js_files = is_array($provided_js_files) ? $provided_js_files: array();
+ $this->additional_css_sheets = is_array($additional_css_sheets) ? $additional_css_sheets : array();
+ }
}
*
* @param array|string $tpl_var the template variable name(s)
* @param mixed $value the value to append
+ * @param boolean $merge when $value is given as an array,
+ * this indicates whether or not that
+ * array itself should be appended as
+ * a new template variable value or if
+ * that array's values should be merged
+ * into the existing array of template
+ * variable values
*/
function append($tpl_var, $value = NULL, $merge = FALSE)
{
if (is_array($tpl_var))
{
+ //FIXME: $tpl_var is supposed to be a list of template var names,
+ // so we should be looking at the values NOT the keys!
foreach ($tpl_var as $_key => $_val)
{
if ($_key != '')
if(isset($this->values[$_key]) && !is_array($this->values[$_key]))
settype($this->values[$_key],'array');
+ //FIXME: we should be iterating the $value array here not the values of the
+ // list of template variable names! I think this is totally broken
+ // This might just be a matter of needing to clarify the method's API;
+ // values may have been meant to be passed in $tpl_var in the case that
+ // $tpl_var is an array. Ugly and non-intuitive.
+ // PROPOSAL: API should be as such:
+ // if (is_string($tpl_var)) then $values are added/merged as already done
+ // if (is_array($tpl_var)) then $values is required to be an array whose
+ // keys must match up with $tpl_var keys and
+ // whose values are then what is added to
+ // each template variable value (array or
+ // strings, doesn't matter)
if($merge && is_array($_val))
{
foreach($_val as $_mkey => $_mval)
*
* @param string $tpl_var the template variable name
* @param mixed $value the referenced value to append
+ * @param boolean $merge when $value is given as an array,
+ * this indicates whether or not that
+ * array itself should be appended as
+ * a new template variable value or if
+ * that array's values should be merged
+ * into the existing array of template
+ * variable values
*/
function append_by_ref($tpl_var, &$value, $merge = FALSE)
{
*/
function display($file)
{
+ // Pull in our config file
$t = &$this->values; // place values array directly in scope
- ob_start();
- include($this->template_dir.$file);
- ob_end_flush();
+
+ $template = in_array($file, $this->templates_provided) ? $this->template_dir . $file : SM_PATH .'templates/default/'. $file;
+ if (!file_exists($template)) {
+ trigger_error('The template "'.htmlspecialchars($file).'" could not be displayed!', E_USER_ERROR);
+ } else {
+ ob_start();
+ include($template);
+ ob_end_flush();
+ }
}
/**
* @param string $file The template file to use
* @return string A string of the results
*/
- function fetch($file)
- {
- ob_start();
+ function fetch($file) {
$t = &$this->values; // place values array directly in scope
- include($this->template_dir.$file);
- $contents = ob_get_contents();
- ob_end_clean();
- return $contents;
+
+ $template = in_array($file, $this->templates_provided) ? $this->template_dir . $file : SM_PATH .'templates/default/'. $file;
+ if (!file_exists($template)) {
+ trigger_error('The template "'.htmlspecialchars($file).'" could not be fetched!', E_USER_ERROR);
+ } else {
+ ob_start();
+ include($template);
+ $contents = ob_get_contents();
+ ob_end_clean();
+ return $contents;
+ }
}
-}
+ /**
+ * Return paths to the required javascript files. Used when generating page
+ * header.
+ *
+ * @return array $paths
+ */
+ function getJavascriptIncludes () {
+ $paths = array();
+ foreach ($this->required_js_files as $file) {
+ if (in_array($file, $this->provided_js_files))
+ $paths[] = './'.$this->template_dir.'js/'.basename($file);
+ else $paths[] = SM_PATH .'templates/default/js/'.basename($file);
+ }
-?>
\ No newline at end of file
+ return $paths;
+ }
+
+ /**
+ * Return any additional stylsheets provided by the template. Used when
+ * generating page headers.
+ *
+ * @return array $paths
+ */
+ function getAdditionalStyleSheets () {
+ $paths = array();
+ foreach ($this->additional_css_sheets as $css) {
+ $css = basename($css);
+ if (strtolower($css) == 'stylesheet.tpl') {
+ continue;
+ }
+ $paths[] = $css;
+ }
+ return $paths;
+ }
+}