* @copyright 2002-11 by RalfBecker@outdoor-training.de * @version $Id$ */ /** * New eTemplate serverside contains: * - main server methods like read, exec * - * * @ToDo supported customized templates stored in DB, currently we only support xet files stored in filesystem */ class etemplate_new { /** * Are we running as sitemgr module or not * * @public boolean */ public $sitemgr=false; /** * 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='') { $this->sitemgr = isset($GLOBALS['Common_BO']) && is_object($GLOBALS['Common_BO']); if ($name) $this->read($name,$template='default',$lang='default',$group=0,$version='',$load_via); } /** * 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,$content,$sel_options='',$readonlys='',$preserv='',$output_mode=0,$ignore_validation='',$changes='') { if (!$this->rel_path) throw new egw_exception_assertion_failed('No (valid) template read!'); /* if (self::$response) // call is within an ajax event / form submit { } else // first call */ { egw_framework::validate_file('.','et2_all','etemplate'); egw_framework::includeCSS('/etemplate/js/test/test.css'); common::egw_header(); if ($output_mode != 2) { parse_navbar(); } echo '
'; common::egw_footer(); } } /** * Path of template relative to EGW_SERVER_ROOT * * @var string */ public $rel_path; /** * 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 template-set, '' loads the prefered template of the user, 'default' loads the default one '' in the db * @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,$template='default',$lang='default',$group=0,$version='',$load_via='') { list($app, $tpl_name) = explode('.', $name, 2); $this->rel_path = '/'.$app.'/templates/'.$template.'/'.$tpl_name.'.xet'; if (!file_exists(EGW_SERVER_ROOT.$this->rel_path) && $template !== 'default') { $this->rel_path = '/'.$app.'/templates/default/'.$tpl_name.'.xet'; } if (!file_exists(EGW_SERVER_ROOT.$this->rel_path)) { $this->rel_path = null; error_log(__METHOD__."('$name',...,'$load_via') returning FALSE"); return false; } //error_log(__METHOD__."('$name',...,'$load_via') this->rel_path=$this->rel_path returning TRUE"); return true; } /** * Validation errors from process_show and the extensions, should be set via etemplate::set_validation_error * * @public array form_name => message pairs */ static protected $validation_errors = array(); /** * Sets a validation error, to be displayed in the next exec * * @param string $name (complete) name of the widget causing the error * @param string $error error-message already translated * @param string $cname=null set it to '', if the name is already a form-name, defaults to self::$name_vars */ static function set_validation_error($name,$error,$cname=null) { if (is_null($cname)) $cname = self::$name_vars; //echo "

etemplate::set_validation_error('$name','$error','$cname');

\n"; if ($cname) $name = self::form_name($cname,$name); if (self::$validation_errors[$name]) { self::$validation_errors[$name] .= ', '; } self::$validation_errors[$name] .= $error; } /** * Check if we have not ignored validation errors * * @param string $ignore_validation='' if not empty regular expression for validation-errors to ignore * @param string $cname=null name-prefix, which need to be ignored, default self::$name_vars * @return boolean true if there are not ignored validation errors, false otherwise */ function validation_errors($ignore_validation='',$cname=null) { if (is_null($cname)) $cname = self::$name_vars; //echo "

uietemplate::validation_errors('$ignore_validation','$cname') validation_error="; _debug_array(self::$validation_errors); if (!$ignore_validation) return count(self::$validation_errors) > 0; foreach(self::$validation_errors as $name => $error) { if ($cname) $name = preg_replace('/^'.$cname.'\[([^\]]+)\](.*)$/','\\1\\2',$name); // treat $ignoare_validation only as regular expression, if it starts with a slash if ($ignore_validation[0] == '/' && !preg_match($ignore_validation,$name) || $ignore_validation[0] != '/' && $ignore_validation != $name) { //echo "

uietemplate::validation_errors('$ignore_validation','$cname') name='$name' ($error) not ignored!!!

\n"; return true; } //echo "

uietemplate::validation_errors('$ignore_validation','$cname') name='$name' ($error) ignored

\n"; } return false; } /** * Modifications on the instancated template * * Get collected here to be send to the server */ protected $modifications = array(); /** * 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 $attr attribute-name * @return mixed reference to attribute, usually NULL */ function &get_cell_attribute($name,$attr) { error_log(__METHOD__."('$name', '$attr')"); return $this->modifications[$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 $val if not NULL sets attribute else returns it * @return mixed number of changed cells or False, if none changed */ function &set_cell_attribute($name,$attr,$val) { error_log(__METHOD__."('$name', '$attr', ".array2string($val).')'); $attr =& $this->get_cell_attribute($name, $attr); if (!is_null($val)) $attr = $val; return $attr; } /** * disables all cells with name == $name * * @param sting $name cell-name * @param boolean $disabled=true disable or enable a cell, default true=disable * @return mixed number of changed cells or False, if none changed */ function disable_cells($name,$disabled=True) { return $this->set_cell_attribute($name,'disabled',$disabled); } /** * set one or more attibutes for row $n * * @param int $n numerical row-number starting with 1 (!) * @param string $height percent or pixel or '' for no height * @param string $class name of css class (without the leading '.') or '' for no class * @param string $valign alignment (top,middle,bottom) or '' for none * @param boolean $disabled True or expression or False to disable or enable the row (Only the number 0 means dont change the attribute !!!) * @param string $path='/0' default is the first widget in the tree of children * @return false if $path is no grid or array(height,class,valign,disabled) otherwise */ function set_row_attributes($n,$height=0,$class=0,$valign=0,$disabled=0,$path='/0') { throw new egw_exception_assertion_failed('Not yet implemented!'); $grid =& $this->get_widget_by_path($path); if (is_null($grid) || $grid['type'] != 'grid') return false; $grid_attr =& $grid['data'][0]; list($old_height,$old_disabled) = explode(',',$grid_attr["h$n"]); $disabled = $disabled !== 0 ? $disabled : $old_disabled; $grid_attr["h$n"] = ($height !== 0 ? $height : $old_height). ($disabled ? ','.$disabled : ''); list($old_class,$old_valign) = explode(',',$grid_attr["c$n"]); $valign = $valign !== 0 ? $valign : $old_valign; $grid_attr["c$n"] = ($class !== 0 ? $class : $old_class). ($valign ? ','.$valign : ''); list($height,$disabled) = explode(',',$grid_attr["h$n"]); list($class,$valign) = explode(',',$grid_attr["c$n"]); return array($height,$class,$valign,$disabled); } /** * disables row $n * * @param int $n numerical row-number starting with 1 (!) * @param boolean $enable=false can be used to re-enable a row if set to True * @param string $path='/0' default is the first widget in the tree of children */ function disable_row($n,$enable=False,$path='/0') { $this->set_row_attributes($n,0,0,0,!$enable,$path); } /** * set one or more attibutes for column $c * * @param int|string $c numerical column-number starting with 0 (!), or the char-code starting with 'A' * @param string $width percent or pixel or '' for no height * @param mixed $disabled=0 True or expression or False to disable or enable the column (Only the number 0 means dont change the attribute !!!) * @param string $path='/0' default is the first widget in the tree of children * @return false if $path specifies no grid or array(width,disabled) otherwise */ function set_column_attributes($c,$width=0,$disabled=0,$path='/0') { throw new egw_exception_assertion_failed('Not yet implemented!'); if (is_numeric($c)) { $c = $this->num2chrs($c); } $grid =& $this->get_widget_by_path($path); if (is_null($grid) || $grid['type'] != 'grid') return false; $grid_attr =& $grid['data'][0]; list($old_width,$old_disabled) = explode(',',$grid_attr[$c]); $disabled = $disabled !== 0 ? $disabled : $old_disabled; $grid_attr[$c] = ($width !== 0 ? $width : $old_width). ($disabled ? ','.$disabled : ''); //echo "set_column_attributes('$c',,'$path'): ".$grid_attr[$c]."

\n"; _debug_array($grid_attr); return explode(',',$grid_attr[$c]); } /** * disables column $c * * @param int|string $c numerical column-number starting with 0 (!), or the char-code starting with 'A' * @param boolean $enable can be used to re-enable a column if set to True * @param string $path='/0' default is the first widget in the tree of children */ function disable_column($c,$enable=False,$path='/0') { $this->set_column_attributes($c,0,!$enable,$path); } }