forked from extern/egroupware
729 lines
20 KiB
PHP
729 lines
20 KiB
PHP
<?php
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/**************************************************************************\
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* eGroupWare - eTemplates - XUL/XML Import & Export *
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* http://www.egroupware.org *
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* Written by Ralf Becker <RalfBecker@outdoor-training.de> *
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* -------------------------------------------- *
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* This program is free software; you can redistribute it and/or modify it *
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* under the terms of the GNU General Public License as published by the *
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* Free Software Foundation; either version 2 of the License, or (at your *
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* option) any later version. *
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\**************************************************************************/
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/* $Id$ */
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if (!function_exists('var2xml'))
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{
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if (file_exists(EGW_API_INC.'class.xmltool.inc.php'))
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{
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include_once(EGW_API_INC.'class.xmltool.inc.php');
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}
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else
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{
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include_once('class.xmltool.inc.php');
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}
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}
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/**
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* XUL/XML Import & Export for eTemplates
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*
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* used only internaly
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*
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* @package etemplate
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* @subpackage api
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* @author RalfBecker-AT-outdoor-training.de
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* @license GPL
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*/
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class xul_io
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{
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var $widget2xul;
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var $attr2xul;
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var $xul2widget;
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function xul_io()
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{
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/**
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* @var array $attr2xul how to translate attr, common to all widgets
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*/
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$this->attr2xul = array(
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'name' => 'id',
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'help' => 'statustext',
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'span' => 'span,class',
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'type' => '', // this is the widget-name => dont write as attr
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'disabled' => 'disabled=true',
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'readonly' => 'readonly=true',
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'size' => 'options'
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);
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/**
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* @var array $widget2xul how to widget-names and widget-spec. attr., not set ones are identical
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*/
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$this->widget2xul = array(
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'label' => array(
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'.name' => 'description',
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'label' => 'value'
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),
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'text' => array(
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'.name' => 'textbox',
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'size' => 'size,maxlength,validator'
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),
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'textarea' => array(
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'.name' => 'textbox',
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'.set' => 'multiline=true',
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'size' => 'rows,cols'
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),
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'integer' => array(
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'.name' => 'textbox',
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'.set' => 'type=integer',
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'size' => 'min,max,size'
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),
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'float' => array(
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'.name' => 'textbox',
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'.set' => 'type=float',
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'size' => 'min,max,size,precision'
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),
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'select' => array(
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'.name' => 'menulist,menupopup',
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),
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'select-multi' => array( // multiselection, if size > 0
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'.name' => 'listbox',
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'size' => 'rows,options'
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),
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'template' => array(
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'.name' => 'template',
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'size' => 'content'
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),
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'image' => array(
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'.name' => 'image',
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'name' => 'src'
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),
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'tab' => array(
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'.name' => 'tabbox,tabs,tabpanels'
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),
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'button' => array(
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'.name' => 'button',
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'size' => 'image,ro_image'
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),
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'htmlarea' => array(
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'size' => 'style,plugins',
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),
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);
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/**
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* @var array $xul2widget how to xul-widget names to our internal ones, not set ones are identical
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*/
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$this->xul2widget = array(
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'menulist' => 'select',
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'listbox' => 'select',
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'menupopup' => 'select',
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'description' => 'label'
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);
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}
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/**
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* sets an attribute in the xml object representing a widget
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*
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* @param object &$widget widget to set the attribute in
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* @param string $attr comma delimited attr = default-value pairs, eg. "type=int,min=0"
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* @param array $val array with values to set
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*/
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function set_attributes(&$widget,$attr,$val)
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{
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if ($attr != '' && !is_numeric($attr))
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{
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$attrs = explode(',',$attr);
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if (count($attrs))
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{
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$vals = count($attrs) > 1 ? explode(',',$val,count($attrs)) : array($val);
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foreach($attrs as $n => $attr)
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{
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if (($val = $vals[$n]) != '')
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{
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list($attr,$set) = explode('=',$attr);
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$widget->set_attribute($attr,$set != '' ? $set : $val);
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}
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}
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}
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}
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}
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/**
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* add a widget to a parent
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*
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* @param object &$parent parten to add the widget
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* @param array $cell widget to add
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* @param array &$embeded_too already embeded eTemplates
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* @return object reference (!) the the xml object representing the widget, so other children can be added
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*/
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function &add_widget(&$parent,$cell,&$embeded_too)
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{
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$type = $cell['type'];
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if (is_array($type))
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{
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list(,$type) = each($type);
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}
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if (!$type) $cell['type'] = $type = 'hugo';
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if (substr($type,0,6) == 'select')
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{
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$type = $cell['size'] > 1 ? 'select-multi' : 'select';
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}
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$widgetattr2xul = isset($this->widget2xul[$type]) ? $this->widget2xul[$type] : array();
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$type = isset($widgetattr2xul['.name']) ? $widgetattr2xul['.name'] : $type;
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list($type,$child,$child2) = explode(',',$type);
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$widget =& new xmlnode($type);
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$attr_widget = &$widget;
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if ($child)
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{
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$child =& new xmlnode($child);
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if ($type != 'tabbox') $attr_widget = &$child;
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}
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if ($child2)
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{
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$child2 =& new xmlnode($child2);
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}
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if (isset($widgetattr2xul['.set'])) // set default-attr for type
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{
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$attrs = explode(',',$widgetattr2xul['.set']);
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foreach($attrs as $attr)
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{
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list($attr,$val) = explode('=',$attr);
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$widget->set_attribute($attr,$val);
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}
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}
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switch ($type)
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{
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case 'nextmatch':
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list($tpl) = explode(',',$cell['size']);
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$embeded =& new etemplate($tpl,$this->load_via);
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if ($embeded_too)
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{
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$this->add_etempl($embeded,$embeded_too);
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}
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$cell['size'] = $embeded->name;
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unset($embeded);
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break;
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case 'tabbox':
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$labels = explode('|',$cell['label']); unset($cell['label']);
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$helps = explode('|',$cell['help']); unset($cell['help']);
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$names = explode('|',$cell['name']); unset($cell['name']);
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for ($n = 0; $n < count($labels); ++$n)
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{
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$tab =& new xmlnode('tab');
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$tab->set_attribute('label',$labels[$n]);
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$tab->set_attribute('statustext',$helps[$n]);
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$child->add_node($tab);
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$embeded =& new etemplate($names[$n],$this->load_via);
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if ($embeded_too)
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{
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$this->add_etempl($embeded,$embeded_too);
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}
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$template =& new xmlnode('template');
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$template->set_attribute('id',$embeded->name);
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$child2->add_node($template);
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unset($embeded);
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unset($template);
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}
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break;
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case 'menulist': // id,options belongs to the 'menupopup' child
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if ($cell['span'])
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{
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$widget->set_attribute('span',$cell['span']);
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unset($cell['span']);
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}
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// fall-trought
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case 'listbox':
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if ($cell['type'] != 'select') // one of the sub-types
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{
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$attr_widget->set_attribute('type',$cell['type']);
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}
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break;
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case 'groupbox':
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if ($cell['label'])
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{
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$caption =& new xmlnode('caption');
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$caption->set_attribute('label',$cell['label']);
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$widget->add_node($caption);
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unset($cell['label']);
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}
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// fall-through
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case 'vbox':
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case 'hbox':
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case 'box':
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case 'deck':
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list($anz,$orient,$options) = split(',',$cell['size'],2);
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for ($n = 1; $n <= $anz; ++$n)
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{
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$this->add_widget($widget,$cell[$n],$embeded_too);
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unset($cell[$n]);
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}
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$cell['orient'] = $orient;
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$cell['size'] = $options;
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break;
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case 'template':
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if ($cell['name'][0] != '@' && $embeded_too)
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{
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$templ =& new etemplate();
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if ($templ->read(boetemplate::expand_name($cell['name'],0,0),'default','default',0,'',$this->load_via))
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{
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$this->add_etempl($templ,$embeded_too);
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}
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$cell['name'] = $templ->name;
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unset($templ);
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}
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break;
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case 'grid':
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$this->add_grid($parent,$cell,$embeded_too);
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return; // grid is already added
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}
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foreach($cell as $attr => $val)
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{
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if (is_array($val)) // correct old buggy etemplates
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{
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list(,$val) = each($val);
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}
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if (isset($widgetattr2xul[$attr]))
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{
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$attr = $widgetattr2xul[$attr];
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}
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elseif (isset($this->attr2xul[$attr]))
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{
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$attr = $this->attr2xul[$attr];
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}
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$this->set_attributes($attr_widget,$attr,$val);
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}
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if ($child)
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{
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$widget->add_node($child);
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}
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if ($child2)
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{
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$widget->add_node($child2);
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}
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$parent->add_node($widget);
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}
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/**
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* add a grid to $parent (xml object)
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*
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* @param object &$parent where to add the grid
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* @param array $grid grid to add
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* @param array &embeded_too array with already embeded eTemplates
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*/
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function add_grid(&$parent,$grid,&$embeded_too)
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{
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$xul_grid =& new xmlnode('grid');
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$this->set_attributes($xul_grid,'width,height,border,class,spacing,padding,overflow',$grid['size']);
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$xul_columns =& new xmlnode('columns');
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$xul_rows =& new xmlnode('rows');
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reset($grid['data']);
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list(,$opts) = each ($grid['data']); // read over options-row
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while (list($r,$row) = each ($grid['data']))
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{
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$xul_row =& new xmlnode('row');
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$this->set_attributes($xul_row,'class,valign',$opts["c$r"]);
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$this->set_attributes($xul_row,'height,disabled',$opts["h$r"]);
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$spanned = 0;
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foreach($row as $c => $cell)
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{
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if ($r == '1') // write columns only once in the first row
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{
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$xul_column =& new xmlnode('column');
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$this->set_attributes($xul_column,'width,disabled',$opts[$c]);
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$xul_columns->add_node($xul_column);
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}
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if ($spanned-- > 1)
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{
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continue; // spanned cells are not written
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}
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$this->add_widget($xul_row,$cell,$embeded_too);
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$spanned = $cell['span'] == 'all' ? 999 : $cell['span'];
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}
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$xul_rows->add_node($xul_row);
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}
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$xul_grid->add_node($xul_columns);
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$xul_grid->add_node($xul_rows);
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$parent->add_node($xul_grid);
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}
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/**
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* add / embed an eTemplate into the global $xul_overlay object (used by export)
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*
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* @param object &$etempl eTemplate to embed
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* @param array &embeded_too array with already embeded templates
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*/
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function add_etempl(&$etempl,&$embeded_too)
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{
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if (is_array($embeded_too))
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{
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if (isset($embeded_too[$etempl->name]))
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{
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return; // allready embeded
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}
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}
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else
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{
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$embeded_too = array();
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}
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$embeded_too[$etempl->name] = True;
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$template =& new xmlnode('template');
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$template->set_attribute('id',$etempl->name);
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$template->set_attribute('template',$etempl->template);
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$template->set_attribute('lang',$etempl->lang);
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$template->set_attribute('group',$etempl->group);
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$template->set_attribute('version',$etempl->version);
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foreach($etempl->children as $child)
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{
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$this->add_widget($template,$child,$embeded_too);
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}
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if ($etempl->style != '')
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{
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$styles =& new xmlnode('styles');
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$styles->set_value($etempl->style);
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$template->add_node($styles);
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}
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$this->xul_overlay->add_node($template);
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}
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/**
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* create an XML representation of an eTemplate
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*
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* @param object $etempl eTemplate object to export
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* @return string the XML
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*/
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function export($etempl)
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{
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if ($this->debug)
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{
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echo "<p>etempl->data = "; _debug_array($etempl->data);
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}
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$doc =& new xmldoc();
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$doc->add_comment('$'.'Id$');
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$this->xul_overlay =& new xmlnode('overlay'); // global for all add_etempl calls
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$this->load_via = $etempl->as_array();
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$embeded_too = True;
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$this->add_etempl($etempl,$embeded_too);
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$doc->add_root($this->xul_overlay);
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$xml = $doc->export_xml();
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if ($this->debug)
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{
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echo "<pre>\n" . htmlentities($xml) . "\n</pre>\n";
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}
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return $xml;
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}
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/**
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* create an eTemplate from it's XML representation
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*
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* @param object &$etempl eTemplate object to set
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* @param string $data the XML
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* @param array/string array with names of imported templates or error-message
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*/
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function import(&$etempl,$data)
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{
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if ($this->debug)
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{
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echo "<pre>\n" . htmlentities($data) . "\n</pre><p>\n";
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}
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$parser = xml_parser_create();
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xml_parser_set_option($parser, XML_OPTION_CASE_FOLDING, 0);
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xml_parser_set_option($parser, XML_OPTION_SKIP_WHITE, 1);
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$vals = $index = '';
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$ok = xml_parse_into_struct($parser, $data, $vals, $index);
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if (!$ok || !is_array($vals))
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{
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$err = 'Error Line '.xml_get_current_line_number($parser).', Column '.xml_get_current_column_number($parser).
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': '.xml_error_string(xml_get_error_code($parser));
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}
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xml_parser_free($parser);
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if ($err != '')
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{
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return $err;
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}
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$parents = array();
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$parent = null;
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foreach($vals as $n => $node)
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{
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if ($this->debug)
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{
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echo "<h1>$n</h1><pre>".print_r($node,true)."</pre>";
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}
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$type = $node['type'];
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$tag = $node['tag'];
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$attr = is_array($node['attributes']) ? $node['attributes'] : array();
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if ($attr['id'])
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{
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$attr['name'] = $attr['id']; unset($attr['id']);
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}
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if (isset($attr['options']) && $attr['options'] != '')
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{
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$attr['size'] = $attr['options']; unset($attr['options']);
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}
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if ($tag != 'textbox' && !isset($attr['type']))
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{
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$attr['type'] = $this->xul2widget[$tag] ? $this->xul2widget[$tag] : $tag;
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}
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if ($this->debug)
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{
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echo "<p>$node[level]: $tag/$type: value='$node[value]' attr=\n"; _debug_array($attr);
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}
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switch ($tag)
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{
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case 'overlay':
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break;
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case 'template':
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case 'grid':
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if ($type != 'open' && is_array($tab_attr)) // templates/grids in a tabpanel
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{
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$tab_names[] = $attr['name'];
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break;
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}
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if ($tag == 'template' && $type != 'complete' && $node['level'] > 2) // level 1 is the overlay
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{
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return "Can't import nested $tag's !!!";
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}
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switch ($type)
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{
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case 'close':
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if (!count($parents) || $parent['.is_root']) // templ import complet => save it
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{
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unset($parent['.is_root']);
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unset($parent); $parents = array();
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$etempl->fix_old_template_format(); // set the depricated compat vars
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// save tmpl to the cache, as the file may contain more then one tmpl
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$cname = ($etempl->template == '' ? 'default' : $etempl->template).'/'.$etempl->name.
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($etempl->lang == '' ? '' : '.'.$etempl->lang);
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$GLOBALS['egw_info']['etemplate']['cache'][$cname] = $etempl->as_array(1);
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if ($this->debug)
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{
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$etempl->echo_tmpl();
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}
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$imported[] = $etempl->name;
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}
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else
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{
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// poping the last used parent from the end of the parents array (array_pop does not work with references)
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$parent = &$parents[count($parents)-1];
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unset($parents[count($parents)-1]);
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}
|
|
break;
|
|
case 'open':
|
|
if (($is_root = is_null($parent))) // starting a new templ
|
|
{
|
|
$etempl->init($attr);
|
|
$etempl->children = array(); // init adds one grid by default
|
|
$parent = &$etempl->children;
|
|
}
|
|
if ($tag == 'grid')
|
|
{
|
|
$size = '';
|
|
foreach(array('overflow','padding','spacing','class','border','height','width') as $opt)
|
|
{
|
|
$size = $attr[$opt] . ($size != '' ? ",$size" : '');
|
|
}
|
|
$grid = array( // empty grid
|
|
'type' => 'grid',
|
|
'data' => array(),
|
|
'cols' => 0,
|
|
'rows' => 0,
|
|
'size' => $size,
|
|
);
|
|
if ($is_root) $grid['.is_root'] = true; // we need to remember we have no template as parent
|
|
soetemplate::add_child($parent,$grid);
|
|
$parents[count($parents)] = &$parent;
|
|
$parent = &$grid;
|
|
unset($grid);
|
|
}
|
|
break;
|
|
case 'complete': // reference to an other template
|
|
$attr['type'] = 'template'; // might be grid in old xet-files
|
|
soetemplate::add_child($parent,$attr);
|
|
unset($attr);
|
|
break;
|
|
}
|
|
break;
|
|
case 'columns':
|
|
case 'rows':
|
|
break;
|
|
case 'column':
|
|
if ($type != 'complete')
|
|
{
|
|
return 'place widgets in <row> and not in <column> !!!';
|
|
}
|
|
$parent['data'][0][$etempl->num2chrs($parent['cols']++)] = $attr['width'] .
|
|
($attr['disabled'] ? ','.$attr['disabled'] : '');
|
|
break;
|
|
case 'row':
|
|
if ($type != 'open')
|
|
{
|
|
break;
|
|
}
|
|
$nul = null; soetemplate::add_child($parent,$nul); // null =& new row
|
|
$parent['data'][0]['c'.$parent['rows']] = $attr['class'] . ($attr['valign'] ? ','.$attr['valign'] : '');
|
|
$parent['data'][0]['h'.$parent['rows']] = $attr['height'] .
|
|
($attr['disabled'] ? ','.$attr['disabled'] : '');
|
|
break;
|
|
case 'styles':
|
|
$etempl->style = trim($node['value']);
|
|
break;
|
|
case 'tabbox':
|
|
if ($type == 'open')
|
|
{
|
|
$tab_labels = $tab_helps = $tab_names = array();
|
|
$tab_attr = $attr;
|
|
}
|
|
else
|
|
{
|
|
$tab_attr['type'] = 'tab';
|
|
$tab_attr['label'] = implode('|',$tab_labels);
|
|
$tab_attr['name'] = implode('|',$tab_names);
|
|
$tab_attr['help'] = implode('|',$tab_helps);
|
|
$tab_attr['span'] .= $tab_attr['class'] ? ','.$tab_attr['class'] : '';
|
|
unset($tab_attr['class']);
|
|
|
|
soetemplate::add_child($parent,$tab_attr);
|
|
unset($tab_attr);
|
|
}
|
|
break;
|
|
case 'tabs':
|
|
case 'tabpanels':
|
|
break;
|
|
case 'tab':
|
|
if ($type != 'close')
|
|
{
|
|
$tab_labels[] = $attr['label'];
|
|
$tab_helps[] = $attr['statustext'];
|
|
}
|
|
break;
|
|
case 'menupopup':
|
|
if (is_array($menulist_attr))
|
|
{
|
|
$attr['help'] = $attr['statustext']; unset($attr['statustext']);
|
|
unset($menulist_attr['type']);
|
|
$menulist_attr += $attr;
|
|
}
|
|
break;
|
|
case 'menulist':
|
|
if ($type == 'open')
|
|
{
|
|
$menulist_attr = $attr;
|
|
}
|
|
else
|
|
{
|
|
soetemplate::add_child($parent,$menulist_attr);
|
|
unset($menulist_attr);
|
|
}
|
|
break;
|
|
case 'vbox':
|
|
case 'hbox':
|
|
case 'deck':
|
|
case 'groupbox':
|
|
case 'box':
|
|
if ($type != 'close') // open or complete
|
|
{
|
|
$attr['size'] = '0'.($attr['orient'] || $attr['size'] ? ','.$attr['orient'].
|
|
($attr['size'] ? ','.$attr['size'] : '') : '');
|
|
soetemplate::add_child($parent,$attr);
|
|
$parents[count($parents)] = &$parent; // $parents[] does not always the same - strange
|
|
$parent = &$attr;
|
|
unset($attr);
|
|
}
|
|
if ($type != 'open') // close or complete
|
|
{
|
|
// poping the last used parent from the end of the parents array (array_pop does not work with references)
|
|
$parent = &$parents[count($parents)-1];
|
|
unset($parents[count($parents)-1]);
|
|
}
|
|
break;
|
|
case 'caption': // caption of (group)box
|
|
if ($parent['type'] == 'groupbox')
|
|
{
|
|
$parent['label'] = $attr['label'];
|
|
}
|
|
break;
|
|
// the following labels create automaticaly a child-entry in their parent
|
|
case 'textbox':
|
|
if ($attr['multiline'])
|
|
{
|
|
unset($attr['multiline']);
|
|
$attr['type'] = 'textarea';
|
|
$attr['size'] = $attr['rows'] . ($attr['cols'] ? ','.$attr['cols'] : '');
|
|
unset($attr['cols']);
|
|
unset($attr['rows']);
|
|
}
|
|
elseif ($attr['type']) // integer,float
|
|
{
|
|
$attr['size'] = $attr['min'] . ($attr['max'] ? ','.$attr['max'] : ($attr['size'] ? ',':'')) . ','.$attr['size'];
|
|
unset($attr['min']);
|
|
unset($attr['max']);
|
|
}
|
|
else // input
|
|
{
|
|
$attr['type'] = 'text';
|
|
$attr['size'] .= $attr['maxlength']!='' ? ','.$attr['maxlength'] : '';
|
|
unset($attr['maxlength']);
|
|
}
|
|
// fall-through
|
|
default:
|
|
switch ($tag)
|
|
{
|
|
case 'description':
|
|
case 'label':
|
|
$attr['label'] = $attr['value'];
|
|
unset($attr['value']);
|
|
break;
|
|
case 'template':
|
|
$attr['size'] = $attr['content'];
|
|
unset($attr['content']);
|
|
break;
|
|
case 'image':
|
|
$attr['name'] = $attr['src'];
|
|
unset($attr['src']);
|
|
break;
|
|
case 'listbox':
|
|
$attr['size'] = ereg_replace(',*$','',$attr['rows'].','.$attr['size']);
|
|
unset($attr['rows']);
|
|
break;
|
|
case 'button':
|
|
if ($attr['image'] || $attr['ro_image'])
|
|
{
|
|
$attr['size'] = $attr['image'] . ($attr['ro_image'] ? ','.$attr['ro_image'] : '');
|
|
unset($attr['image']); unset($attr['ro_image']);
|
|
}
|
|
break;
|
|
}
|
|
$attr['help'] = $attr['statustext']; unset($attr['statustext']);
|
|
$attr['span'] .= $attr['class'] ? ','.$attr['class'] : ''; unset($attr['class']);
|
|
if ($type == 'close')
|
|
{
|
|
break;
|
|
}
|
|
soetemplate::add_child($parent,$attr);
|
|
unset($attr);
|
|
break;
|
|
}
|
|
if ($this->debug)
|
|
{
|
|
echo "<b>parent</b><pre>".print_r($parent,true)."</pre>";
|
|
echo "<b>parents</b><pre>".print_r($parents,true)."</pre>";
|
|
echo "<b>children</b><pre>".print_r($etempl->children,true)."</pre>";
|
|
}
|
|
}
|
|
return $imported;
|
|
}
|
|
}
|