forked from extern/egroupware
431 lines
15 KiB
PHP
431 lines
15 KiB
PHP
<?php
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/**
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* EGroupware - eTemplate serverside
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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' => $_REQUEST['sessionid'] ? 'etemplate' : 'login',
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'nonavbar' => true,
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'debug' => 'etemplate_new',
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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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* New eTemplate serverside contains:
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* - main server methods like read, exec
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* -
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*
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* Not longer available methods:
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* - set_(row|column)_attributes modifies template on run-time, was only used internally by etemplate itself
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* - disable_(row|column) dto.
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*
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* @ToDo supported customized templates stored in DB, currently we only support xet files stored in filesystem
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*/
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class etemplate_new extends etemplate_widget_template
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{
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/**
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* Are we running as sitemgr module or not
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*
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* @public boolean
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*/
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public $sitemgr=false;
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/**
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* constructor of etemplate class, reads an eTemplate if $name is given
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*
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* @param string $name of etemplate or array with name and other keys
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* @param string|array $load_via with keys of other etemplate to load in order to get $name
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*/
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function __construct($name='',$load_via='')
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{
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$this->sitemgr = isset($GLOBALS['Common_BO']) && is_object($GLOBALS['Common_BO']);
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if ($name) $this->read($name,$template='default',$lang='default',$group=0,$version='',$load_via);
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}
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/**
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* Abstracts a html-location-header call
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*
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* In other UI's than html this needs to call the methode, defined by menuaction or
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* open a browser-window for any other links.
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*
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* @param string|array $params url or array with get-params incl. menuaction
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*/
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static function location($params='')
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{
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egw::redirect_link(is_array($params) ? '/index.php' : $params,
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is_array($params) ? $params : '');
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}
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/**
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* Generates a Dialog from an eTemplate - abstract the UI-layer
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*
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* This is the only function an application should use, all other are INTERNAL and
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* do NOT abstract the UI-layer, because they return HTML.
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* Generates a webpage with a form from the template and puts process_exec in the
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* form as submit-url to call process_show for the template before it
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* ExecuteMethod's the given $method of the caller.
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*
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* @param string $method Methode (e.g. 'etemplate.editor.edit') to be called if form is submitted
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* @param array $content with content to fill the input-fields of template, eg. the text-field
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* with name 'name' gets its content from $content['name']
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* @param $sel_options array or arrays with the options for each select-field, keys are the
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* field-names, eg. array('name' => array(1 => 'one',2 => 'two')) set the
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* options for field 'name'. ($content['options-name'] is possible too !!!)
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* @param array $readonlys with field-names as keys for fields with should be readonly
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* (eg. to implement ACL grants on field-level or to remove buttons not applicable)
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* @param array $preserv with vars which should be transported to the $method-call (eg. an id) array('id' => $id) sets $_POST['id'] for the $method-call
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* @param int $output_mode
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* 0 = echo incl. navbar
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* 1 = return html
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* -1 = first time return html, after use 0 (echo html incl. navbar), eg. for home
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* 2 = echo without navbar (eg. for popups)
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* 3 = return eGW independent html site
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* @param string $ignore_validation if not empty regular expression for validation-errors to ignore
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* @param array $changes change made in the last call if looping, only used internaly by process_exec
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* @return string html for $output_mode == 1, else nothing
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*/
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function exec($method,$content,$sel_options='',$readonlys='',$preserv='',$output_mode=0,$ignore_validation='',$changes='')
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{
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// Include the etemplate2 javascript code
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egw_framework::validate_file('.', 'etemplate2', 'etemplate');
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// load translations
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translation::add_app('etemplate');
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foreach(translation::$loaded_apps as $app => $lang)
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{
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egw_framework::validate_file('/phpgwapi/lang.php', array(
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'app' => $app,
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'lang' => $lang,
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));
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}
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if (!$this->rel_path) throw new egw_exception_assertion_failed('No (valid) template read!');
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// generate new etemplate request object
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self::$request = etemplate_request::read();
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self::$request->output_mode = $output_mode; // let extensions "know" they are run eg. in a popup
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self::$request->readonlys = $readonlys;
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self::$request->content = $content;
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self::$request->changes = $changes;
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self::$request->sel_options = $sel_options;
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self::$request->preserv = $preserv;
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self::$request->method = $method;
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self::$request->ignore_validation = $ignore_validation;
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self::$request->app_header = $GLOBALS['egw_info']['flags']['app_header'];
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if (self::$request->output_mode == -1) self::$request->output_mode = 0;
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self::$request->template = $this->as_array();
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// instanciate template to fill self::$request->sel_options for select-* widgets
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// not sure if we want to handle it this way, thought otherwise we will have a few ajax request for each dialog fetching predefined selectboxes
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$template = etemplate_widget_template::instance($this->name, $this->template_set, $this->version, $this->laod_via);
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$template->run('beforeSendToClient');
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$data = array(
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'etemplate_exec_id' => self::$request->id(),
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'app_header' => self::$request->app_header,
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'content' => self::$request->content,
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'sel_options' => self::$request->sel_options,
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'readonlys' => self::$request->readonlys,
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'modifications' => self::$request->modifications,
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'validation_errors' => self::$validation_errors,
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);
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if (self::$response) // call is within an ajax event / form submit
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{
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self::$response->generic('et2_load', array(
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'url' => $GLOBALS['egw_info']['server']['webserver_url'].$this->rel_path,
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'data' => $data,
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));
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}
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else // first call
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{
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// missing dependency, thought egw:uses jquery.jquery.tools does NOT work, maybe we should rename it to jquery-tools
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// egw_framework::validate_file('jquery','jquery.tools.min');
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egw_framework::includeCSS('/etemplate/js/test/test.css');
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common::egw_header();
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if ($output_mode != 2)
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{
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parse_navbar();
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}
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echo '
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<div id="container"></div>
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<script>
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egw(window).ready(function() {
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var et2 = new etemplate2(document.getElementById("container"), "etemplate_new::ajax_process_content");
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et2.load("'.$GLOBALS['egw_info']['server']['webserver_url'].$this->rel_path.'",'.json_encode($data).');
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}, null, true);
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</script>
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';
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common::egw_footer();
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}
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}
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/**
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* Process via Ajax submitted content
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*/
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static public function ajax_process_content($etemplate_exec_id, array $content)
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{
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error_log(__METHOD__."(".array2string($etemplate_exec_id).', '.array2string($content).")");
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self::$request = etemplate_request::read($etemplate_exec_id);
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error_log('request='.array2string(self::$request));
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self::$response = egw_json_response::get();
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if (!($template = self::instance(self::$request->template['name'], self::$request->template['template_set'],
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self::$request->template['version'], self::$request->template['load_via'])))
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{
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throw new egw_exception_wrong_parameter('Can NOT read template '.array2string(self::$request->template));
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}
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$validated = array();
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$template->run('validate', array('', $content, &$validated), true); // $respect_disabled=true: do NOT validate disabled widgets and children
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if (self::validation_errors(self::$request->ignore_validation))
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{
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error_log(__METHOD__."(,".array2string($content).') validation_errors='.array2string(self::$validation_errors));
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self::$response->generic('et2_validation_error', self::$validation_errors);
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exit;
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}
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error_log(__METHOD__."(,".array2string($content).') validated='.array2string($validated));
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return ExecMethod(self::$request->method, self::complete_array_merge(self::$request->preserv, $validated));
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}
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/**
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* Path of template relative to EGW_SERVER_ROOT
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*
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* @var string
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*/
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public $rel_path;
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public $name;
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public $template_set;
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public $version;
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public $laod_via;
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/**
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* Reads an eTemplate from filesystem or DB (not yet supported)
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*
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* @param string $name name of the eTemplate or array with the values for all keys
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* @param string $template_set template-set, '' loads the prefered template of the user, 'default' loads the default one '' in the db
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* @param string $lang language, '' loads the pref. lang of the user, 'default' loads the default one '' in the db
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* @param int $group id of the (primary) group of the user or 0 for none, not used at the moment !!!
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* @param string $version version of the eTemplate
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* @param mixed $load_via name/array of keys of etemplate to load in order to get $name (only as second try!)
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* @return boolean True if a fitting template is found, else False
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*
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* @ToDo supported customized templates stored in DB
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*/
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public function read($name,$template_set='default',$lang='default',$group=0,$version='',$load_via='')
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{
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$this->rel_path = self::relPath($this->name=$name, $this->template_set=$template_set,
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$this->version=$version, $this->laod_via = $load_via);
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//error_log(__METHOD__."('$name', '$template_set', '$lang', $group, '$version', '$load_via') rel_path=".array2string($this->rel_path));
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return (boolean)$this->rel_path;
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}
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/**
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* Get template data as array
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*
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* @return array
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*/
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public function as_array()
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{
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return array(
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'name' => $this->name,
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'template_set' => $this->template_set,
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'version' => $this->version,
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'load_via' => $this->load_via,
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);
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}
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/**
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* Returns reference to an attribute in a named cell
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*
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* Currently we always return a reference to an not set value, unless it was set before.
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* We do not return a reference to the actual cell, as it get's contructed on client-side!
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*
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* @param string $name cell-name
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* @param string $attr attribute-name
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* @return mixed reference to attribute, usually NULL
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* @deprecated use getElementAttribute($name, $attr)
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*/
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public function &get_cell_attribute($name,$attr)
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{
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return self::getElementAttribute($name, $attr);
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}
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/**
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* set an attribute in a named cell if val is not NULL else return the attribute
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*
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* @param string $name cell-name
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* @param string $attr attribute-name
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* @param mixed $val if not NULL sets attribute else returns it
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* @return reference to attribute
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* @deprecated use setElementAttribute($name, $attr, $val)
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*/
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public function &set_cell_attribute($name,$attr,$val)
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{
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return self::setElementAttribute($name, $attr, $val);
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}
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/**
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* disables all cells with name == $name
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*
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* @param sting $name cell-name
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* @param boolean $disabled=true disable or enable a cell, default true=disable
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* @return reference to attribute
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* @deprecated use disableElement($name, $disabled=true)
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*/
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public function disable_cells($name,$disabled=True)
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{
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return self::disableElement($name, $disabled);
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}
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/**
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* merges $old and $new, content of $new has precedence over $old
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*
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* THIS IS NOT THE SAME AS PHP's functions:
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* - array_merge, as it calls itself recursive for values which are arrays.
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* - array_merge_recursive accumulates values with the same index and $new does NOT overwrite $old
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*
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* @param array $old
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* @param array $new
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* @return array the merged array
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*/
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public static function complete_array_merge($old,$new)
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{
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if (is_array($new))
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{
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if (!is_array($old)) $old = (array) $old;
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foreach($new as $k => $v)
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{
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if (!is_array($v) || !isset($old[$k]) || // no array or a new array
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isset($v[0]) && !is_array($v[0]) && isset($v[count($v)-1])) // or no associative array, eg. selecting multiple accounts
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{
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$old[$k] = $v;
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}
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else
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{
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$old[$k] = self::complete_array_merge($old[$k],$v);
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}
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}
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}
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return $old;
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}
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/**
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* Debug callback just outputting content
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*
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* @param array $content=null
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*/
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public function debug(array $content=null)
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{
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common::egw_header();
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_debug_array($content);
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common::egw_footer();
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}
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/**
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* Message containing the max Upload size from the current php.ini settings
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*
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* We have to take the smaler one of upload_max_filesize AND post_max_size-2800 into account.
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* memory_limit does NOT matter any more, because of the stream-interface of the vfs.
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*
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* @param int &$max_upload=null on return max. upload size in byte
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* @return string
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*/
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static function max_upload_size_message(&$max_upload=null)
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{
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$upload_max_filesize = ini_get('upload_max_filesize');
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$post_max_size = ini_get('post_max_size');
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$max_upload = min(self::km2int($upload_max_filesize),self::km2int($post_max_size)-2800);
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return lang('Maximum size for uploads').': '.egw_vfs::hsize($max_upload).
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" (php.ini: upload_max_filesize=$upload_max_filesize, post_max_size=$post_max_size)";
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}
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/**
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* Convert numbers like '32M' or '512k' to integers
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*
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* @param string $size
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* @return int
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*/
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private static function km2int($size)
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{
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if (!is_numeric($size))
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{
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switch(strtolower(substr($size,-1)))
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{
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case 'm':
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$size = 1024*1024*(int)$size;
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break;
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case 'k':
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$size = 1024*(int)$size;
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break;
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}
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}
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return (int)$size;
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}
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/**
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* creates HTML from an eTemplate
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*
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* Compatibility function for calendar, which uses etemplate::show to generate html --> use etemplate_old class
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* @todo Once etemplate_new is renamed to etemplate and we have an explicit etemplate_old class, change it at caller (egw. calendar)
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*
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* This is done by calling show_cell for each cell in the form. show_cell itself
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* calls show recursivly for each included eTemplate.
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* You could use it in the UI-layer of an app, just make shure to call process_show !!!
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* This is intended as internal function and should NOT be called by new app's direct,
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* as it deals with HTML and is so UI-dependent, use exec instead.
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*
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* @param array $content with content for the cells, keys are the names given in the cells/form elements
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* @param array $sel_options with options for the selectboxes, keys are the name of the selectbox
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* @param array $readonlys with names of cells/form-elements to be not allowed to change
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* This is to facilitate complex ACL's which denies access on field-level !!!
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* @param string $cname basename of names for form-elements, means index in $_POST
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* eg. $cname='cont', element-name = 'name' returned content in $_POST['cont']['name']
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* @param string $show_c name/index for name expansion
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* @param string $show_row name/index for name expansion
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* @return string the generated HTML
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*/
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function show($content,$sel_options='',$readonlys='',$cname='',$show_c=0,$show_row=0)
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{
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$etemplate_old = new etemplate_old($this->name, $this->laod_via);
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return $etemplate_old->show($content,$sel_options,$readonlys,$cname,$show_c,$show_row);
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}
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}
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if ($GLOBALS['egw_info']['flags']['debug'] == 'etemplate_new')
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{
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$name = isset($_GET['name']) ? $_GET['name'] : 'timesheet.edit';
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$template = new etemplate_new();
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if (!$template->read($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 '$name' was not found!</p></body></html>\n";
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exit;
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}
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$GLOBALS['egw_info']['flags']['app_header'] = $name;
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$template->exec('etemplate.etemplate.debug', array(), array(), array(), array(), 2);
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}
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