* @copyright 2002-13 by RalfBecker@outdoor-training.de * @version $Id$ */ /** * New eTemplate serverside contains: * - main server methods like read, exec * - * * Not longer available methods: * - set_(row|column)_attributes modifies template on run-time, was only used internally by etemplate itself * - disable_(row|column) dto. * * @ToDo supported customized templates stored in DB, currently we only support xet files stored in filesystem */ class etemplate_new extends etemplate_widget_template { /** * Are we running as sitemgr module or not * * @public boolean */ public $sitemgr=false; /** * Tell egw framework it's ok to call this */ public $public_functions = array( 'process_exec' => true ); /** * constructor of etemplate class, reads an eTemplate if $name is given * * @param string $name of etemplate or array with name and other keys * @param string|array $load_via with keys of other etemplate to load in order to get $name */ function __construct($name='',$load_via='') { // we do NOT call parent consturctor, as we only want to enherit it's (static) methods if (false) parent::__construct ($name); // satisfy IDE, as we dont call parent constructor $this->sitemgr = isset($GLOBALS['Common_BO']) && is_object($GLOBALS['Common_BO']); if ($name) $this->read($name,$template='default','default',0,'',$load_via); // generate new etemplate request object, if not already existing if(!isset(self::$request)) self::$request = etemplate_request::read(); } /** * Abstracts a html-location-header call * * In other UI's than html this needs to call the methode, defined by menuaction or * open a browser-window for any other links. * * @param string|array $params url or array with get-params incl. menuaction */ static function location($params='') { egw::redirect_link(is_array($params) ? '/index.php' : $params, is_array($params) ? $params : ''); } /** * Generates a Dialog from an eTemplate - abstract the UI-layer * * This is the only function an application should use, all other are INTERNAL and * do NOT abstract the UI-layer, because they return HTML. * Generates a webpage with a form from the template and puts process_exec in the * form as submit-url to call process_show for the template before it * ExecuteMethod's the given $method of the caller. * * @param string $method Methode (e.g. 'etemplate.editor.edit') to be called if form is submitted * @param array $content with content to fill the input-fields of template, eg. the text-field * with name 'name' gets its content from $content['name'] * @param $sel_options array or arrays with the options for each select-field, keys are the * field-names, eg. array('name' => array(1 => 'one',2 => 'two')) set the * options for field 'name'. ($content['options-name'] is possible too !!!) * @param array $readonlys with field-names as keys for fields with should be readonly * (eg. to implement ACL grants on field-level or to remove buttons not applicable) * @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 * @param int $output_mode * 0 = echo incl. navbar * 1 = return html * -1 = first time return html, after use 0 (echo html incl. navbar), eg. for home * 2 = echo without navbar (eg. for popups) * 3 = return eGW independent html site * @param string $ignore_validation if not empty regular expression for validation-errors to ignore * @param array $changes change made in the last call if looping, only used internaly by process_exec * @return string html for $output_mode == 1, else nothing */ function exec($method,array $content,array $sel_options=null,array $readonlys=null,array $preserv=null,$output_mode=0,$ignore_validation='',array $changes=null) { // Include the etemplate2 javascript code egw_framework::validate_file('.', 'etemplate2', 'etemplate'); if (!$this->rel_path) throw new egw_exception_assertion_failed("No (valid) template '$this->name' found!"); self::$request->output_mode = $output_mode; // let extensions "know" they are run eg. in a popup self::$request->content = self::$cont = $content; self::$request->changes = $changes; self::$request->sel_options = $sel_options ? $sel_options : array(); self::$request->readonlys = $readonlys ? $readonlys : array(); self::$request->preserv = $preserv ? $preserv : array(); self::$request->method = $method; self::$request->ignore_validation = $ignore_validation; if (self::$request->output_mode == -1) self::$request->output_mode = 0; self::$request->template = $this->as_array(); if (empty($this->name)) throw new egw_exception_assertion_failed("Template name is not set '$this->name' !"); // instanciate template to fill self::$request->sel_options for select-* widgets // 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 $template = etemplate_widget_template::instance($this->name, $this->template_set, $this->version, $this->laod_via); $template->run('beforeSendToClient', array('', array('cont'=>$content))); // some apps (eg. InfoLog) set app_header only in get_rows depending on filter settings self::$request->app_header = $GLOBALS['egw_info']['flags']['app_header']; // compile required translations translations translation::add_app('etemplate'); $currentapp = $GLOBALS['egw_info']['flags']['currentapp']; $langRequire = array('common' => array(), 'etemplate' => array()); // keep that order foreach(translation::$loaded_apps as $l_app => $lang) { if (!in_array($l_app, array($currentapp, 'custom'))) { $langRequire[$l_app] = array('app' => $l_app, 'lang' => $lang, 'etag' => translation::etag($l_app, $lang)); } } foreach(array($currentapp, 'custom') as $l_app) { if (isset(translation::$loaded_apps[$l_app])) { $langRequire[$l_app] = array('app' => $l_app, 'lang' => translation::$loaded_apps[$l_app], 'etag' => translation::etag($l_app, translation::$loaded_apps[$l_app])); } } $data = array( 'etemplate_exec_id' => self::$request->id(), 'app_header' => self::$request->app_header, 'content' => self::$request->content, 'sel_options' => self::$request->sel_options, 'readonlys' => self::$request->readonlys, 'modifications' => self::$request->modifications, 'validation_errors' => self::$validation_errors, 'langRequire' => array_values($langRequire), 'currentapp' => $currentapp, ); // Info required to load the etemplate client-side $dom_id = str_replace('.','-',$this->dom_id); $load_array = array( 'name' => $this->name, 'url' => etemplate_widget_template::rel2url($this->rel_path), 'data' => $data, 'DOMNodeID' => $dom_id, ); if (self::$response) // call is within an ajax event / form submit { //error_log("Ajax " . __LINE__); self::$response->generic('et2_load', $load_array+egw_framework::get_extra()); } else // first call { // missing dependency, thought egw:uses jquery.jquery.tools does NOT work, maybe we should rename it to jquery-tools // egw_framework::validate_file('jquery','jquery.tools.min'); // Include the jQuery-UI CSS - many more complex widgets use it $theme = 'redmond'; egw_framework::includeCSS("/phpgwapi/js/jquery/jquery-ui/$theme/jquery-ui-1.10.3.custom.css"); // Load our CSS after jQuery-UI, so we can override it egw_framework::includeCSS('/etemplate/templates/default/etemplate2.css'); // check if application of template has a app.js file --> load it list($app) = explode('.',$this->name); if (file_exists(EGW_SERVER_ROOT.'/'.$app.'/js/app.js')) { egw_framework::validate_file('.','app',$app,false); } // check if we are in an ajax-exec call from jdots template (or future other tabbed templates) if (isset($GLOBALS['egw']->framework->response)) { $content = '
'; // add server-side page-generation times if($GLOBALS['egw_info']['user']['preferences']['common']['show_generation_time']) { $vars = $GLOBALS['egw']->framework->_get_footer(); $content .= "\n".$vars['page_generation_time']; } $GLOBALS['egw']->framework->response->generic("data", array($content)); $GLOBALS['egw']->framework->response->generic('et2_load',$load_array+egw_framework::get_extra()); self::$request = null; return; } echo $GLOBALS['egw']->framework->header(); if ($output_mode != 2) { parse_navbar(); } else // mark popups as such, by enclosing everything in div#popupMainDiv { echo '
'."\n"; } echo '
'; if ($output_mode == 2) { echo "\n
\n"; echo $GLOBALS['egw']->framework->footer(); } ob_flush(); // Send any accumulated json responses - after flush to avoid sending the buffer as a response if(egw_json_response::isJSONResponse()) { $response = egw_json_response::get(); echo ''; } } self::$request = null; } /** * Process via Ajax submitted content */ static public function ajax_process_content($etemplate_exec_id, array $content) { //error_log(__METHOD__."(".array2string($etemplate_exec_id).', '.array2string($content).")"); self::$request = etemplate_request::read($etemplate_exec_id); //error_log('request='.array2string(self::$request)); self::$response = egw_json_response::get(); if (!($template = self::instance(self::$request->template['name'], self::$request->template['template_set'], self::$request->template['version'], self::$request->template['load_via']))) { throw new egw_exception_wrong_parameter('Can NOT read template '.array2string(self::$request->template)); } // Set current app for validation list($app) = explode('.',self::$request->method); if(!$app) list($app) = explode('::',self::$request->method); if($app) { translation::add_app($app); $GLOBALS['egw_info']['flags']['currentapp'] = $app; } $validated = array(); $expand = array( 'cont' => &self::$request->content, ); $template->run('validate', array('', $expand, $content, &$validated), true); // $respect_disabled=true: do NOT validate disabled widgets and children if (self::validation_errors(self::$request->ignore_validation)) { error_log(__METHOD__."(,".array2string($content).') validation_errors='.array2string(self::$validation_errors)); self::$response->generic('et2_validation_error', self::$validation_errors); exit; } // tell request call to remove request, if it is not modified eg. by call to exec in callback self::$request->remove_if_not_modified(); //error_log(__METHOD__."(,".array2string($content).')'); //error_log(' validated='.array2string($validated)); $content = ExecMethod(self::$request->method, self::complete_array_merge(self::$request->preserv, $validated)); if (isset($GLOBALS['egw_info']['flags']['java_script'])) { // Strip out any script tags $GLOBALS['egw_info']['flags']['java_script'] = preg_replace(array('/(]*>)([^<]*)/is','/<\/script>/'),array('$2',''),$GLOBALS['egw_info']['flags']['java_script']); self::$response->script($GLOBALS['egw_info']['flags']['java_script']); //error_log($app .' added javascript to $GLOBALS[egw_info][flags][java_script] - use egw_json_response->script() instead.'); } return $content; } /** * Notify server that eT session/request is no longer needed, because user closed window * * @param string $_exec_id */ static public function ajax_destroy_session($_exec_id) { //error_log(__METHOD__."('$_exec_id')"); if (($request = etemplate_request::read($_exec_id))) { $request->remove_if_not_modified(); unset($request); } } /** * Process via POST submitted content */ static public function process_exec() { if (get_magic_quotes_gpc()) $_POST['value'] = stripslashes($_POST['value']); $content = json_decode($_POST['value'],true); if($content == null && $_POST['exec']) { // Old etemplate submit error_log("Old etemplate submitted"); return ExecMethod('etemplate.etemplate_old.process_exec'); } error_log(__METHOD__."(".array2string($content).")"); self::$request = etemplate_request::read($_POST['etemplate_exec_id']); if (!($template = self::instance(self::$request->template['name'], self::$request->template['template_set'], self::$request->template['version'], self::$request->template['load_via']))) { throw new egw_exception_wrong_parameter('Can NOT read template '.array2string(self::$request->template)); } $validated = array(); $expand = array( 'cont' => &self::$request->content, ); $template->run('validate', array('', $expand, $content, &$validated), true); // $respect_disabled=true: do NOT validate disabled widgets and children if (self::validation_errors(self::$request->ignore_validation)) { error_log(__METHOD__."(,".array2string($content).') validation_errors='.array2string(self::$validation_errors)); exit; } error_log(__METHOD__."(,".array2string($content).')'); error_log(' validated='.array2string($validated)); // tell request call to remove request, if it is not modified eg. by call to exec in callback self::$request->remove_if_not_modified(); return ExecMethod(self::$request->method, self::complete_array_merge(self::$request->preserv, $validated)); } /** * Path of template relative to EGW_SERVER_ROOT * * @var string */ public $rel_path; public $name; public $template_set; public $version; public $laod_via; /** * * @var string If the template needs a div named other than the template name, this is it */ protected $dom_id; /** * Reads an eTemplate from filesystem or DB (not yet supported) * * @param string $name name of the eTemplate or array with the values for all keys * @param string $template_set=null default try template-set from user and if not found "default" * @param string $lang language, '' loads the pref. lang of the user, 'default' loads the default one '' in the db * @param int $group id of the (primary) group of the user or 0 for none, not used at the moment !!! * @param string $version version of the eTemplate * @param mixed $load_via name/array of keys of etemplate to load in order to get $name (only as second try!) * @return boolean True if a fitting template is found, else False * * @ToDo supported customized templates stored in DB */ public function read($name,$template_set=null,$lang='default',$group=0,$version='',$load_via='') { unset($lang); unset($group); // not used, but in old signature $this->rel_path = self::relPath($this->name=$name, $this->template_set=$template_set, $this->version=$version, $this->laod_via = $load_via); //error_log(__METHOD__."('$name', '$template_set', '$lang', $group, '$version', '$load_via') rel_path=".array2string($this->rel_path)); $this->dom_id = $name; return (boolean)$this->rel_path; } /** * Set the DOM ID for the etemplate div. If not set, it will be generated from the template name. * * @param string $new_id */ public function set_dom_id($new_id) { $this->dom_id = $new_id; } /** * Get template data as array * * @return array */ public function as_array() { return array( 'name' => $this->name, 'template_set' => $this->template_set, 'version' => $this->version, 'load_via' => $this->load_via, ); } /** * Returns reference to an attribute in a named cell * * Currently we always return a reference to an not set value, unless it was set before. * We do not return a reference to the actual cell, as it get's contructed on client-side! * * @param string $name cell-name * @param string $attr attribute-name * @return mixed reference to attribute, usually NULL * @deprecated use getElementAttribute($name, $attr) */ public function &get_cell_attribute($name,$attr) { return self::getElementAttribute($name, $attr); } /** * set an attribute in a named cell if val is not NULL else return the attribute * * @param string $name cell-name * @param string $attr attribute-name * @param mixed $val if not NULL sets attribute else returns it * @return reference to attribute * @deprecated use setElementAttribute($name, $attr, $val) */ public function &set_cell_attribute($name,$attr,$val) { return self::setElementAttribute($name, $attr, $val); } /** * disables all cells with name == $name * * @param sting $name cell-name * @param boolean $disabled=true disable or enable a cell, default true=disable * @return reference to attribute * @deprecated use disableElement($name, $disabled=true) */ public function disable_cells($name,$disabled=True) { return self::disableElement($name, $disabled); } /** * merges $old and $new, content of $new has precedence over $old * * THIS IS NOT THE SAME AS PHP's functions: * - array_merge, as it calls itself recursive for values which are arrays. * - array_merge_recursive accumulates values with the same index and $new does NOT overwrite $old * * @param array $old * @param array $new * @return array the merged array */ public static function complete_array_merge($old,$new) { if (is_array($new)) { if (!is_array($old)) $old = (array) $old; foreach($new as $k => $v) { if (!is_array($v) || !isset($old[$k]) || // no array or a new array isset($v[0]) && !is_array($v[0]) && isset($v[count($v)-1]) || // or no associative array, eg. selecting multiple accounts is_array($v) && count($v) == 0 && is_array($old[$k])) // Empty array replacing non-empty { $old[$k] = $v; } else { $old[$k] = self::complete_array_merge($old[$k],$v); } } } return $old; } /** * Debug callback just outputting content * * @param array $content=null */ public function debug(array $content=null) { common::egw_header(); _debug_array($content); common::egw_footer(); } /** * Message containing the max Upload size from the current php.ini settings * * We have to take the smaler one of upload_max_filesize AND post_max_size-2800 into account. * memory_limit does NOT matter any more, because of the stream-interface of the vfs. * * @param int &$max_upload=null on return max. upload size in byte * @return string */ static function max_upload_size_message(&$max_upload=null) { $upload_max_filesize = ini_get('upload_max_filesize'); $post_max_size = ini_get('post_max_size'); $max_upload = min(self::km2int($upload_max_filesize),self::km2int($post_max_size)-2800); return lang('Maximum size for uploads').': '.egw_vfs::hsize($max_upload). " (php.ini: upload_max_filesize=$upload_max_filesize, post_max_size=$post_max_size)"; } /** * Format a number according to user prefs with decimal and thousands separator (later only for readonly) * * @param int|float|string $number * @param int $num_decimal_places=2 * @param boolean $readonly=true * @return string */ static public function number_format($number,$num_decimal_places=2,$readonly=true) { static $dec_separator=null,$thousands_separator=null; if (is_null($dec_separator)) { $dec_separator = $GLOBALS['egw_info']['user']['preferences']['common']['number_format'][0]; if (empty($dec_separator)) $dec_separator = '.'; $thousands_separator = $GLOBALS['egw_info']['user']['preferences']['common']['number_format'][1]; } if ((string)$number === '') return ''; return number_format(str_replace(' ','',$number),$num_decimal_places,$dec_separator,$readonly ? $thousands_separator : ''); } /** * Convert numbers like '32M' or '512k' to integers * * @param string $size * @return int */ private static function km2int($size) { if (!is_numeric($size)) { switch(strtolower(substr($size,-1))) { case 'm': $size = 1024*1024*(int)$size; break; case 'k': $size = 1024*(int)$size; break; } } return (int)$size; } /** * creates HTML from an eTemplate * * Compatibility function for calendar, which uses etemplate::show to generate html --> use etemplate_old class * * This is done by calling show_cell for each cell in the form. show_cell itself * calls show recursivly for each included eTemplate. * You could use it in the UI-layer of an app, just make shure to call process_show !!! * This is intended as internal function and should NOT be called by new app's direct, * as it deals with HTML and is so UI-dependent, use exec instead. * * @param array $content with content for the cells, keys are the names given in the cells/form elements * @param array $sel_options with options for the selectboxes, keys are the name of the selectbox * @param array $readonlys with names of cells/form-elements to be not allowed to change * This is to facilitate complex ACL's which denies access on field-level !!! * @param string $cname basename of names for form-elements, means index in $_POST * eg. $cname='cont', element-name = 'name' returned content in $_POST['cont']['name'] * @param string $show_c name/index for name expansion * @param string $show_row name/index for name expansion * @return string the generated HTML */ function show($content,$sel_options='',$readonlys='',$cname='',$show_c=0,$show_row=0) { $etemplate_old = new etemplate_old($this->name, $this->laod_via); return $etemplate_old->show($content,$sel_options,$readonlys,$cname,$show_c,$show_row); } /** * Avoid fatal error from addressbook */ public static function cats2color($cats) { trigger_error('Calling etemplate_old', E_USER_NOTICE); return etemplate_old::cats2color($cats); } } // default etemplate class has to be defined by either extending etemplate_new or etemplate_old class etemplate extends etemplate_old {} // Try to discover all widgets, as names don't always match tags (eg: listbox is in menupopup) $files = scandir(EGW_INCLUDE_ROOT . '/etemplate/inc'); foreach($files as $filename) { if(strpos($filename, 'class.etemplate_widget') === 0) { try { include_once($filename); } catch(Exception $e) { error_log($e->getMessage()); } } } // Use hook to load custom widgets from other apps $widgets = $GLOBALS['egw']->hooks->process('etemplate2_register_widgets'); foreach($widgets as $app => $list) { foreach($list as $class) { try { __autoload($class); } catch(Exception $e) { error_log($e->getMessage()); } } }