forked from extern/egroupware
484 lines
13 KiB
PHP
484 lines
13 KiB
PHP
<?php
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/**************************************************************************\
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* phpGroupWare - eTemplates - XUL/XML Import & Export *
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* http://www.phpgroupware.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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include(PHPGW_SERVER_ROOT . '/etemplate/inc/xmltools.php');
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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 $xul2widget;
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function xul_io()
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{
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$this->attr2xul = array( // how to translate attr, common to all widgets
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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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$this->widget2xul = array( // how to translate widget-names and widget-spec. attr.
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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'
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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' => 'cols,rows'
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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'
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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'
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),
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'template' => array(
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'.name' => 'grid',
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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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'label' => '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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);
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$this->xul2widget = array(
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'menupopup' => 'select',
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'listbox' => 'select',
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'description' => 'label'
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);
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}
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function set_attributes(&$widget,$attr,$val,$spanned='')
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{
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if ($attr != '')
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{
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$attrs = explode(',',$attr);
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if (count($attrs))
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{
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$vals = count($attrs) > 1 ? explode(',',$val) : array($val);
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while (list($n,$attr) = each($attrs))
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{
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if ($val = $vals[$n])
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{
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if ($attr == 'span')
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{
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$spanned = $val == 'all' ? 999 : $val - 1;
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}
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list($attr,$set) = explode('=',$attr);
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$widget->set_attribute($attr,$set != '' ? $set : $val);
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}
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}
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}
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}
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}
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function export($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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$doc = new xmldoc();
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$xul_overlay = new xmlnode('overlay');
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$xul_grid = new xmlnode('grid');
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$xul_grid->set_attribute('id',$etempl->name);
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$xul_grid->set_attribute('template',$etempl->template);
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$xul_grid->set_attribute('lang',$etempl->lang);
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$xul_grid->set_attribute('group',$etempl->group);
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$xul_grid->set_attribute('version',$etempl->version);
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$this->set_attributes($xul_grid,'width,height,border,class,spacing,padding',$etempl->size);
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$xul_columns = new xmlnode('columns');
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$xul_rows = new xmlnode('rows');
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reset($etempl->data);
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list(,$opts) = each ($etempl->data); // read over options-row
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while (list($r,$row) = each ($etempl->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($xul_row,'height',$opts["h$r"]);
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$spanned = 0;
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while (list($c,$cell) = each($row))
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{
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if ($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($xul_column,'width',$opts[$c]);
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$xul_columns->add_node($xul_column);
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}
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if ($spanned)
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{
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--$spanned;
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continue; // spanned cells are not written
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}
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$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 (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'] : $type;
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list($parent,$child,$child2) = explode(',',$type);
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$widget = new xmlnode($parent);
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if ($child)
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{
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$child = new xmlnode($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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while (list(,$attr) = each($attrs))
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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 ($parent)
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{
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case 'tabbox':
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$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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$grid = new xmlnode('grid');
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$grid->set_attribute('id',$names[$n]);
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$child2->add_node($grid);
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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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$child->set_attribute('id',$cell['name']); unset($cell['name']);
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if (isset($cell['size']) && $cell['size'] != '')
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{
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$child->set_attribute('options',$cell['size']); unset($cell['size']);
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}
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if ($cell['type'] != 'select') // one of the sub-types
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{
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$child->set_attribute('type',$cell['type']);
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}
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break;
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case 'menulist':
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if ($cell['type'] != 'select') // one of the sub-types
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{
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$widget->set_attribute('type',$cell['type']);
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}
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break;
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}
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while (list($attr,$val) = each($cell))
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{
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if (is_array($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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$this->set_attributes($widget,$attr,$val,&$spanned);
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}
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if ($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($child2);
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}
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$xul_row->add_node($widget);
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}
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$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($xul_rows);
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if ($etempl->style != '')
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{
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$styles = new xmlnode('styles');
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$styles->set_text($etempl->style);
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$xul_grid->add_node($styles);
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}
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$xul_overlay->add_node($xul_grid);
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$doc->add_root($xul_overlay);
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$xml = $doc->dump_mem();
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//if ($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 $xml;
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}
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function import(&$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 = $index = '';
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xml_parse_into_struct($parser, $data, $vals, $index);
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if (!is_array($vals))
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{
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$err = xml_error_string(xml_get_error_code($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 $err;
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}
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while (list($n,$node) = each($vals))
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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 == 'grid' && $type == 'complete' && !is_array($tab_attr))
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{
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$tag = 'template';
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}
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if ($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='$node[value]' attr="; _debug_array($attr);
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}
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switch ($tag)
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{
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case 'grid':
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if ($type != 'close' && is_array($tab_attr))
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{
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$tab_names[] = $attr['name'];
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break;
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}
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if ($node['level'] > 2) // level 1 is the overlay
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{
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return "Can't import nested $node[tag]'s !!!";
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}
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if ($type != 'open')
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{
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break;
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}
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$etempl->init($attr);
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$size_opts = array('padding','spacing','class','border','height','width');
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for ($size = ''; list(,$opt) = each($size_opts); )
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{
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$size = $attr[$opt] . ($size != '' ? ",$size" : '');
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}
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$etempl->size = $size;
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$etempl->cols = $etempl->rows = 0;
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$etempl->data = array();
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break;
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case 'columns':
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case 'rows':
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break;
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case 'column':
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if ($type != 'complete')
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{
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return 'place widgets in <row> and not in <column> !!!';
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}
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$etempl->data[0][$etempl->num2chrs($etempl->cols++)] = $attr['width'];
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break;
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case 'row':
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if ($type != 'open')
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{
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break;
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}
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$r = ++$etempl->rows;
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$col = 0;
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$etempl->data[0]["c$r"] = $attr['class'] . ($attr['valign'] ? ','.$attr['valign'] : '');
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$etempl->data[0]["h$r"] = $attr['height'];
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break;
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case 'styles':
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$etempl->style = trim($node['value']);
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break;
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case 'tabbox':
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if ($type == 'open')
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{
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$tab_labels = $tab_helps = $tab_names = array();
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$tab_attr = $attr;
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}
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else
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{
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$tab_attr['type'] = 'tab';
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$tab_attr['label'] = implode('|',$tab_labels);
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$tab_attr['name'] = implode('|',$tab_names);
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$tab_attr['help'] = implode('|',$tab_helps);
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$spanned = $tab_attr['span'] == 'all' ? $etempl->cols - $col : $tab_attr['span'];
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$tab_attr['span'] .= $tab_attr['class'] ? ','.$tab_attr['class'] : '';
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unset($tab_attr['class']);
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$etempl->data[$etempl->rows][$etempl->num2chrs($col++)] = $tab_attr;
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unset($tab_attr);
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while (--$spanned > 0)
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{
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$etempl->data[$etempl->rows][$etempl->num2chrs($col++)] = $etempl->empty_cell();
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}
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}
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break;
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case 'tabs':
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case 'tabpanels':
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break;
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case 'tab':
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if ($type != 'close')
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{
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$tab_labels[] = $attr['label'];
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$tab_helps[] = $attr['statustext'];
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}
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break;
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case 'menulist':
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$menulist_attr = $attr; // save for following menupopup
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break;
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case 'textbox':
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if ($attr['multiline'])
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{
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$attr['type'] = 'textarea';
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$attr['size'] = $attr['cols'] . ($attr['rows'] ? ','.$attr['rows'] : '');
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unset($attr['cols']);
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unset($attr['rows']);
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}
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elseif ($attr['type']) // integer,float
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{
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$attr['size'] = $attr['min'] . ($attr['max'] ? ','.$attr['max'] : ($attr['size'] ? ',':'')) . ','.$attr['size'];
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unset($attr['min']);
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unset($attr['max']);
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}
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else // input
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{
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$attr['type'] = 'text';
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$attr['size'] .= $attr['maxlength']!='' ? ','.$attr['maxlength'] : '';
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unset($attr['maxlength']);
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}
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// fall-through
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default:
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switch ($tag)
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{
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case 'description':
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case 'label':
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$attr['label'] = $attr['value'];
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unset($attr['value']);
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break;
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case 'template':
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$attr['size'] = $attr['content'];
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unset($attr['content']);
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break;
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case 'image':
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$attr['label'] = $attr['src'];
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unset($attr['src']);
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break;
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case 'listbox':
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$attr['size'] = $attr['rows'];
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unset($attr['rows']);
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break;
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case 'menupopup':
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if (is_array($menulist_attr))
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{
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$attr += $menulist_attr;
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}
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break;
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case 'button':
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if ($attr['image'] || $attr['ro_image'])
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{
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$attr['size'] = $attr['image'] . ($attr['ro_image'] ? ','.$attr['ro_image'] : '');
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unset($attr['image']); unset($attr['ro_image']);
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}
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break;
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}
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$attr['help'] = $attr['statustext']; unset($attr['statustext']);
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$spanned = $attr['span'] == 'all' ? $etempl->cols - $col : $attr['span'];
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$attr['span'] .= $attr['class'] ? ','.$attr['class'] : ''; unset($attr['class']);
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if ($type == 'close')
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{
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break;
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}
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$etempl->data[$etempl->rows][$etempl->num2chrs($col++)] = $attr;
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while (--$spanned > 0)
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{
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$etempl->data[$etempl->rows][$etempl->num2chrs($col++)] = $etempl->empty_cell();
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}
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break;
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}
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}
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if ($this->debug)
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{
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_debug_array($etempl->data);
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}
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return '';
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}
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}
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?>
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