mirror of
https://github.com/EGroupware/egroupware.git
synced 2024-12-28 01:29:05 +01:00
245 lines
7.4 KiB
PHP
245 lines
7.4 KiB
PHP
<?php
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/**
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* EGroupware - eTemplate serverside template widget
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*
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* @license http://opensource.org/licenses/gpl-license.php GPL - GNU General Public License
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* @package etemplate
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* @subpackage api
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* @link http://www.egroupware.org
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* @author Ralf Becker <RalfBecker@outdoor-training.de>
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* @copyright 2002-11 by RalfBecker@outdoor-training.de
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* @version $Id$
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*/
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// allow to call direct for tests (see end of class)
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if (!isset($GLOBALS['egw_info']))
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{
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$GLOBALS['egw_info'] = array(
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'flags' => array(
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'currentapp' => 'login',
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'debug' => 'etemplate_widget_template',
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)
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);
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include_once '../../header.inc.php';
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}
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/**
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* eTemplate widget baseclass
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*/
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class etemplate_widget_template extends etemplate_widget
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{
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/**
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* Cache of already read templates
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*
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* @var array with name => template pairs
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*/
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protected static $cache = array();
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/**
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* Get instance of template specified by name, template(-set) and version
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*
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* @param string $name
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* @param string $template_set=null default try template-set from user and if not found "default"
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* @param string $version=''
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* @param string $load_via='' use given template to load $name
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* @todo Reading customized templates from database
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* @return etemplate_widget_template|boolean false if not found
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*/
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public static function instance($name, $template_set=null, $version='', $load_via='')
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{
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$start = microtime(true);
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if (isset(self::$cache[$name]) || !($path = self::relPath($name, $template_set, $version)))
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{
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if ((!$path || self::read($load_via, $template_set)) && isset(self::$cache[$name]))
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{
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//error_log(__METHOD__."('$name', '$template_set', '$version', '$load_via') read from cache");
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return self::$cache[$name];
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}
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// Template not found, try again as if $name were a partial name
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else if(!$path && strpos($name,'.') === false)
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{
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foreach(self::$cache as $c_name => $c_template)
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{
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list($c_app, $c_main, $c_sub) = explode('.',$c_name, 3);
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if($name == $c_sub)
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{
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//error_log(__METHOD__ . "('$name' loaded from cache ($c_name)");
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return $c_template;
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}
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$parts = explode('.',$c_name);
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if($name == $parts[count($parts)-1]) return $c_template;
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}
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}
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// Template not found, try again with content expansion
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if (is_array(self::$request->content))
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{
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$expand_name = self::expand_name($name, '','','','',self::$cont);
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if($expand_name && $expand_name != $name)
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{
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$template = self::instance($expand_name, $template_set, $version, $load_via);
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// Remember original, un-expanded name in case content changes while still cached
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$template->original_name = $name;
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return $template;
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}
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}
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error_log(__METHOD__."('$name', '$template_set', '$version', '$load_via') template NOT found!");
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return false;
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}
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$reader = new XMLReader();
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if (!$reader->open(self::rel2path($path))) return false;
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while($reader->read())
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{
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if ($reader->nodeType == XMLReader::ELEMENT && $reader->name == 'template')
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{
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$template = new etemplate_widget_template($reader);
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//echo $template->id; _debug_array($template);
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self::$cache[$template->id] = $template;
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if ($template->id == $name)
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{
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//error_log(__METHOD__."('$name', '$template_set', '$version', '$load_via') read in ".round(1000.0*(microtime(true)-$start),2)." ms");
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return $template;
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}
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}
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}
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// template not found in file, should never happen
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error_log(__METHOD__."('$name', '$template_set', '$version', '$load_via') template NOT found in file '$path'!");
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return false;
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}
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const VFS_TEMPLATE_PATH = '/etemplates';
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/**
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* Get path/URL relative to EGroupware install of a template of full vfs url
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*
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* @param string $name
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* @param string $template_set=null default try template-set from user and if not found "default"
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* @param string $version=''
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* @return string path of template xml file or null if not found
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*/
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public static function relPath($name, $template_set=null, $version='')
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{
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list($app, $rest) = explode('.', $name, 2);
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if (empty($template_set))
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{
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$template_set = $GLOBALS['egw_info']['user']['preferences']['common']['template_set'];
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}
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$template_path = '/'.$app.'/templates/'.$template_set.'/'.$rest.'.xet';
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$default_path = '/'.$app.'/templates/default/'.$rest.'.xet';
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foreach(array(egw_vfs::PREFIX.self::VFS_TEMPLATE_PATH, EGW_SERVER_ROOT) as $prefix)
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{
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if (file_exists($prefix.$template_path))
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{
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$path = $template_path;
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break;
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}
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if (file_exists($prefix.$default_path))
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{
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$path = $default_path;
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break;
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}
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}
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// for a vfs template path we keep the prefix, to be able to distinquish between real filesystem and vfs
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if (isset($path) && $prefix !== EGW_SERVER_ROOT)
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{
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$path = $prefix.$path;
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}
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//error_log(__METHOD__."('$name', '$template_set') returning ".array2string($path));
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return $path;
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}
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/**
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* Convert relative template path from relPath to an absolute path
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*
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* @param string $path
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* @return string
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*/
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public static function rel2path($path)
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{
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if ($path[0] === '/')
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{
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$path = EGW_SERVER_ROOT.$path;
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}
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return $path;
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}
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/**
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* Convert relative template path from relPath to an url incl. cache-buster modification time postfix
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*
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* @param string $path
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* @return string url
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*/
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public static function rel2url($path)
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{
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if ($path)
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{
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if ($path[0] === '/')
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{
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$url = $GLOBALS['egw_info']['server']['webserver_url'].$path.'?'.filemtime(self::rel2path($path));
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}
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else
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{
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// no mtime postfix, as our WebDAV treats ? literal and not ignore them like Apache for static files!
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$url = egw::link(egw_vfs::download_url($path));
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}
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}
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//error_log(__METHOD__."('$path') returning $url");
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return $url;
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}
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/**
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* Run method on all children
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*
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* Reimplemented because templates can have an own namespace specified in attrs[content], NOT id!
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*
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* @param string $method_name
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* @param array $params=array('') parameter(s) first parameter has to be cname, second $expand!
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* @param boolean $respect_disabled=false false (default): ignore disabled, true: method is NOT run for disabled widgets AND their children
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*/
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public function run($method_name, $params=array(''), $respect_disabled=false)
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{
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$cname =& $params[0];
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$old_cname = $params[0];
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if ($this->attrs['content']) $cname = self::form_name($cname, $this->attrs['content'], $params[1]);
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// Check for template from content, and run over it
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$expand_name = self::expand_name($this->id, '','','','',self::$request->content);
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if($this->original_name)
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{
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$expand_name = self::expand_name($this->original_name, '','','','',self::$request->content);
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}
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//error_log("$this running $method_name() cname: {$this->id} -> expand_name: $expand_name");
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if($expand_name && $expand_name != $this->id)
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{
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$row_template = etemplate_widget_template::instance($expand_name);
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$row_template->run($method_name, $params, $respect_disabled);
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}
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else
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{
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parent::run($method_name, $params, $respect_disabled);
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}
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$params[0] = $old_cname;
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}
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}
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/*
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if ($GLOBALS['egw_info']['flags']['debug'] == 'etemplate_widget_template')
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{
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$name = isset($_GET['name']) ? $_GET['name'] : 'timesheet.edit';
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if (!($template = etemplate_widget_template::instance($name)))
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{
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header('HTTP-Status: 404 Not Found');
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echo "<html><head><title>Not Found</title><body><h1>Not Found</h1><p>The requested eTemplate '$name' was not found!</p></body></html>\n";
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exit;
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}
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header('Content-Type: text/xml');
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echo $template->toXml();
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}
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*/ |