Changeset 847 in ExiteCMS for trunk/includes/theme_functions.php

Timestamp:

09/28/07 21:08:59 (5 years ago)

Author:

hverton

Message:

Reorganized the directory structure. All directories to which the webserver needs write access are now in /files (cache and tplcache directories). Smarty now supports multiple websites and multiple themes writing to the same cache directories)

File:

• trunk/includes/theme_functions.php (modified) (5 diffs)

trunk/includes/theme_functions.php

@@ -15 +15 @@
 if (eregi("theme_functions.php", $_SERVER['PHP_SELF']) || !defined('ExiteCMS_INIT')) die();
 
+// load the Smarty template engine
+require_once PATH_INCLUDES."Smarty-2.6.18/Smarty.class.php";
+
+// extend Smarty with the ExiteCMS custom bits
+class ExiteCMS_Smarty extends Smarty {
+
+    /**#@+
+     * ExiteCMS Smarty Configuration Section
+     */
+
+    /**
+     * Array with names of directories where templates can be located.
+     *
+     * @var string
+     */
+    var $template_dir = array('templates');
+
+    /**#@-*/
+    /**
+     * The class constructor.
+     */
+    function ExiteCMS_Smarty() {
+        global $settings;
+        
+        $this->Smarty();
+
+        // debugging needed?
+        $this->debugging = false;
+        
+        // on-the-fly compilation needed?
+        $this->compile_check = true;
+        
+        // set the compile ID for this website/theme (themes can have different templates!)
+        $this->compile_id = $_SERVER['SERVER_NAME'].".".$settings['theme'];
+        
+        // caching required?
+        $this->caching = 0;
+        
+        // path definitions
+        $this->config_dir = PATH_THEME.'templates/configs';
+        $this->compile_dir = PATH_ROOT.'files/tplcache';
+        $this->cache_dir = PATH_ROOT.'files/cache';
+    
+        // PHP in Templates? Don't think so!
+        $this->php_handling = SMARTY_PHP_REMOVE;
+        
+        // Template security settings: allow PHP functions
+        $this->security = false;
+    }
+
+    /**
+     * get a concrete filename for automagically created content
+     *
+     * @param string $auto_base
+     * @param string $auto_source
+     * @param string $auto_id
+     * @return string
+     * @staticvar string|null
+     * @staticvar string|null
+     */
+    function _get_auto_filename($auto_base, $auto_source = null, $auto_id = null)
+    {
+        $_compile_dir_sep =  $this->use_sub_dirs ? DIRECTORY_SEPARATOR : '^';
+        $_return = $auto_base . DIRECTORY_SEPARATOR;
+
+        if(isset($auto_id)) {
+            // make auto_id safe for directory names
+            $auto_id = str_replace('%7C',$_compile_dir_sep,(urlencode($auto_id)));
+        }
+
+        if(isset($auto_source)) {
+            // make source name safe for filename
+            $auto_source = urlencode(basename($auto_source));
+            if (preg_match("%[\\\/:;*?\"\[\]\%]%", $auto_source)) {
+                $auto_source = md5($auto_source);
+            }
+            $_crc32 = sprintf('%08X', crc32($auto_source));
+            // prepend %% to avoid name conflicts with
+            // with $params['auto_id'] names
+            $_crc32 = substr($_crc32, 0, 2) . $_compile_dir_sep .
+                      substr($_crc32, 0, 3) . $_compile_dir_sep . $_crc32;
+        }
+        return $_return.(isset($auto_source)?($auto_source."."):"").(isset($auto_id)?($auto_id."."):"").(isset($_crc32)?$_crc32:"");
+    }
+
+    /**
+     * Returns the last modified timestamp of a template, or false if not found.
+     *
+     * @param string $tpl_file
+     * @return mixed
+     */
+    function template_timestamp($tpl_file)
+    {
+        $_params = array('resource_name' => $tpl_file, 'quiet'=>true, 'get_source'=>false);
+        if ($this->_fetch_resource_info($_params)) {
+            return $_params['resource_timestamp'];
+        } else {
+            return false;
+        }
+    }
+}
+
 // Smarty template engine definitions and initialisation
-require_once PATH_INCLUDES."Smarty-2.6.18/Smarty.class.php";
-
-// initialize the class
-$template = & new Smarty();
-
-// debugging needed?
-$template->debugging = false;
-
-// on-the-fly compilation needed?
-$template->compile_check = true;
-
-// set the compile ID for this website
-$template->compile_id = $_SERVER['SERVER_NAME'];
-
-// caching required?
-$template->caching = 0;
-
-// path definitions
-$template->template_dir = PATH_THEME.'templates/source';
-$template->compile_dir = PATH_THEME.'templates/templates';
-$template->config_dir = PATH_THEME.'templates/configs';
-$template->cache_dir = PATH_THEME.'cache';
+
+// initialize the template engine
+$template = & new ExiteCMS_Smarty();
 
 // plugin's, where to find them?
@@ -43 +126 @@
 // first check if there's one defined in the current theme
 if (is_dir(PATH_THEME."template/plugins")) $plugins_dir[] = PATH_THEME."template/plugins";
-// next, check the CMS custom plugins
-$plugins_dir[] = 'custom-plugins';
+// next, check the ExiteCMS custom plugins
+$plugins_dir[] = PATH_INCLUDES.'template-plugins';
 // and finaly, use the default Smarty plugins
 $plugins_dir[] = 'smarty-plugins';
@@ -53 +136 @@
 $template_dir = array();
 // first check if there's one defined in the current theme
-if (is_dir(PATH_THEME."templates/source")) $template_dir[] = PATH_THEME."templates/source";
+if (is_dir(PATH_THEME."templates/templates")) $template_dir[] = PATH_THEME."templates/templates";
 // next, check the CMS template directory
 $template_dir[] = PATH_INCLUDES.'templates';
 
 $template->template_dir = $template_dir;
-
-// PHP in Templates? Don't think so!
-$template->php_handling = SMARTY_PHP_REMOVE;
-
-// Template security settings: allow PHP functions
-$template->security = false;
 
 // Register the panel template resource
@@ -83 +160 @@
     global $settings, $userdata, $db_prefix, $aidlink,
             $template, $template_panels, $template_variables, 
-            $_loadstats, $_headparms, $_bodyparms;
+            $_loadstats, $_headparms, $_bodyparms, $_last_updated;
 
     // reset all assigned template variables
@@ -181 +258 @@
             }
         
-            // if a template is defined, load the template, 
-            if (isset($panel['template'])) $template->display($panel['template']);
+            // if a template is defined, get the last modified date, and load the template
+            if (isset($panel['template'])) {
+                // get the timestamp of the template, and update the last update timestamp if newer
+                $ts = $template->template_timestamp($panel['template']);
+                $_last_updated = isset($_last_updated) ? ($ts > $_last_updated ? $ts : $_last_updated ) : $ts;
+                $template->assign("_last_updated", $_last_updated);
+                // and load the template
+                $template->display($panel['template']);
+            }
             
             // restore the template direcory if needed