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egroupware/etemplate/inc/class.editor.inc.php

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<?php
/**
* EGroupware eTemplates - Editor
*
* @link http://www.egroupware.org
* @author Ralf Becker <RalfBecker@outdoor-training.de>
* @copyright 2002-12 by RalfBecker@outdoor-training.de
* @license http://opensource.org/licenses/gpl-license.php GPL - GNU General Public License
* @package etemplate
* @subpackage tools
* @version $Id$
*/
/**
* template editor of the eTemplate package
*/
class editor
{
var $debug;
/**
* eTemplate we edit
*
* @var etemplate
*/
var $etemplate;
/**
* editor eTemplate
*
* @var etemplate
*/
var $editor;
var $aligns = array(
'' => 'Left',
'right' => 'Right',
'center' => 'Center',
);
var $valigns = array(
'' => 'Middle',
'top' => 'Top',
'bottom' => 'Bottom',
'baseline' => 'Baseline',
);
var $parts = array(
'' => 'Body',
'header' => 'Header',
'footer' => 'Footer',
);
var $edit_menu = array(
'delete' => 'delete',
'cut' => 'cut',
'copy' => 'copy',
'paste' => 'paste',
'swap' => 'swap',
);
var $row_menu = array(
'row_delete' => 'delete this row',
'row_insert_above' => 'insert a row above',
'row_insert_below' => 'insert a row below',
'row_swap_next' => 'swap with next row',
);
var $column_menu = array(
'column_delete' => 'delete this column',
'column_insert_before' => 'insert a column before',
'column_insert_behind' => 'insert a column behind',
'column_swap_next' => 'swap with next column',
);
var $box_menu = array(
'box_insert_before' => 'insert a widget before',
'box_insert_behind' => 'insert a widget behind',
'box_swap_next' => 'swap widget with next one',
);
var $options = array(
'width',
'height',
'border',
'class',
'spacing',
'padding',
'overflow'
);
var $overflows = array(
'' => 'visible',
'hidden' => 'hidden',
'scroll' => 'scroll',
'auto' => 'auto'
);
var $onclick_types = array(
'' => 'nothing',
'confirm' => 'confirm',
'popup' => 'popup',
'custom' => 'custom',
);
var $onchange_types = array(
'' => 'nothing',
'submit' => 'submit form',
'custom' => 'custom',
);
var $extensions = '';
var $public_functions = array
(
'edit' => True,
'widget' => True,
'styles' => True,
);
function __construct()
{
$this->etemplate = new etemplate_old();
$this->extensions = $GLOBALS['egw']->session->appsession('extensions','etemplate');
}
function export_xml(&$xml,&$xml_label)
{
$name = $this->etemplate->name;
$template = $this->etemplate->template != '' ? $this->etemplate->template : 'default';
list($app) = explode('.',$name);
if (!is_object($this->etemplate->xul_io))
{
$this->etemplate->xul_io = new xul_io();
}
$xml = $this->etemplate->xul_io->export($this->etemplate);
$dir = EGW_SERVER_ROOT . "/$app/templates/$template";
if (($create_it = !is_dir($dir)))
{
$dir = EGW_SERVER_ROOT . "/$app/templates";
}
if (!is_writeable($dir))
{
// if dir is not writable, download file
html::content_header($name.'.xet','application/xml',bytes($xml));
echo $xml;
common::egw_exit();
//return lang("Error: webserver is not allowed to write into '%1' !!!",$dir);
}
if ($create_it)
{
mkdir($dir .= "/$template");
}
$file = $dir . '/' . substr($name,strlen($app)+1);
if ($this->etemplate->lang)
{
$file .= '.' . $this->etemplate->lang;
}
$old_file = $file . '.old.xet';
$file .= '.xet';
if (file_exists($file))
{
if (file_exists($old_file))
{
unlink($old_file);
}
rename($file,$old_file);
}
if (!($f = fopen($xml_label=$file,'w')))
{
return 0;
}
if (!is_object($this->etemplate->xul_io))
{
$this->etemplate->xul_io = new xul_io();
}
$xml = $this->etemplate->xul_io->export($this->etemplate);
fwrite($f,$xml);
fclose($f);
return lang("eTemplate '%1' written to '%2'",$name,$file);
}
function import_xml($file,&$xml)
{
if ($file == 'none' || $file == '' || !($f = fopen($file,'r')))
{
return lang('no filename given or selected via Browse...')."file='$file'";
}
$xml = fread ($f, filesize ($file));
fclose($f);
if (!is_object($this->etemplate->xul_io))
{
$this->etemplate->xul_io = new xul_io();
}
$imported = $this->etemplate->xul_io->import($this->etemplate,$xml);
$this->etemplate->modified = @filemtime($f);
$this->etemplate->modified_set = 'xul-import';
if (is_array($imported))
{
if (count($imported) == 1)
{
$imported = lang("eTemplate '%1' imported, use Save to put it in the database",$this->etemplate->name);
}
else
{
$imported = lang('File contains more than one eTemplate, last one is shown !!!');
}
}
return $imported;
}
function list_result($cont='',$msg='')
{
if ($this->debug)
{
echo "<p>etemplate.editor.list_result: cont="; _debug_array($cont);
}
if (!$cont || !is_array($cont))
{
return $this->edit('error');
}
if (!isset($cont['result']) || isset($cont['search']))
{
$cont['result'] = $this->etemplate->search($cont);
}
$result = $cont['result'];
if (isset($cont['delete']))
{
list($delete) = each($cont['delete']);
$this->etemplate->init($result[$delete-1]);
if ($this->etemplate->delete())
{
$msg = lang('Template deleted');
unset($result[$delete-1]);
$result = array_values($result);
}
else
{
$msg = lang('Error: Template not found !!!');
}
}
if (isset($cont['delete_selected']))
{
foreach($cont['selected'] as $row => $sel)
{
if ($sel)
{
$this->etemplate->init($result[$row-1]);
if ($this->etemplate->delete())
{
unset($result[$row-1]);
++$n;
}
}
}
if ($n)
{
$msg = lang('%1 eTemplates deleted',$n);
}
unset($cont['selected']);
unset($cont['delete_selected']);
$result = array_values($result);
}
if (isset($cont['read']))
{
list($read) = each($cont['read']);
$this->etemplate->read($result[$read-1]);
$this->edit();
return;
}
if (!$msg)
{
$msg = lang('%1 eTemplates found',count($result));
}
unset($cont['result']);
if (!isset($cont['name']))
{
$cont += $this->etemplate->as_array();
}
$content = $cont + array('msg' => $msg);
reset($result);
for ($row=1; list(,$param) = each($result); ++$row)
{
$content[$row] = $param;
}
$list_result = new etemplate_old('etemplate.editor.list_result');
$GLOBALS['egw_info']['flags']['app_header'] = lang('Editable Templates - Search');
$list_result->exec('etemplate.editor.list_result',$content,'','',array(
'result' => $result,
),'');
}
/**
* new eTemplate editor, which edits widgets in a popup
*
* @param array $content content from the process_exec call
* @param string $msg message to show
*/
function edit($content=null,$msg = '')
{
if ($this->debug)
{
echo "<p>etemplate.editor.edit: content="; _debug_array($content);
}
if (!is_array($content)) $content = array();
$preserv = array();
if ($content['import_xml'])
{
$msg .= $this->import_xml($content['file']['tmp_name'],$xml);
//$this->etemplate->echo_tmpl();
$xml_label = $content['file']['name'];
$preserv['import'] = $this->etemplate->as_array(1);
}
elseif (is_array($content['import']) && !$content['read']) // imported not yet saved tmpl
{
$this->etemplate->init($content['import']);
$preserv['import'] = $content['import'];
}
if ($content['save'])
{
if (!is_array($content['import'])) $this->etemplate->read($content['old_keys']);
if (!$this->etemplate->modified_set || !$this->etemplate->modified)
{
$this->etemplate->modified = time();
}
$ok = $this->etemplate->save(trim($content['name']),trim($content['template']),trim($content['lang']),(int) $content['group'],trim($content['version']));
$msg = $ok ? lang('Template saved') : lang('Error: while saving !!!');
if ($ok) unset($preserv['import']);
}
elseif (!$content['import_xml'] && (isset($_GET['name']) || isset($content['name'])) && !$content['restore'])
{
if ($_GET['name'])
{
foreach(boetemplate::$db_key_cols as $var)
{
$content[$var] = $_GET[$var];
}
}
if ($content['version'] != '')
{
$save_version = $content['version'];
unset($content['version']);
$this->etemplate->read($content);
$newest_version = $this->etemplate->version;
$content['version'] = $save_version;
}
if (!$this->etemplate->read($content))
{
if (isset($content['name']))
{
$version_backup = $content['version'];
$content['version'] = ''; // trying it without version
if ($this->etemplate->read($content))
{
$msg = lang('only an other Version found !!!');
}
else
{
$result = $this->etemplate->search($content);
if (count($result) > 1)
{
return $this->list_result(array('result' => $result));
}
elseif (!count($result) || !$this->etemplate->read($result[0]))
{
$msg = lang('Error: Template not found !!!');
$this->etemplate->version = $content['version'] = $version_backup;
}
elseif ($content['name'] == $result[0]['name'])
{
$msg = lang('only an other Version found !!!');
}
}
}
else
{
$msg = lang('Error: Template not found !!!');
}
}
elseif ($newest_version != '' && $this->etemplate->version != $newest_version)
{
$link = $this->etemplate->as_array(-1);
$link['menuaction'] = 'etemplate.editor.edit';
$link['version'] = $newest_version;
$msg = lang("newer version '%1' exists !!!",html::a_href($newest_version,$link));
}
}
if (!is_array($this->extensions))
{
if (($extensions = $this->scan_for_extensions()))
{
$msg .= lang('Extensions loaded:') . ' ' . $extensions."\n";
$msg_ext_loaded = True;
}
}
list($app) = explode('.',$this->etemplate->name?$this->etemplate->name:$content['name']);
if ($app && $app != 'etemplate')
{
translation::add_app($app); // load translations for app
if (($extensions = $this->scan_for_extensions($app)))
{
$msg .= (!$msg_ext_loaded?lang('Extensions loaded:').' ':', ') . $extensions."\n";
}
}
if (!$msg && $content['delete'])
{
if (!$content['version'] && $this->etemplate->version)
{
$this->etemplate->version = ''; // else the newest would get deleted and not the one without version
}
$ok = $this->etemplate->delete();
$msg = $ok ? lang('Template deleted') : lang('Error: Template not found !!!');
$preserv['import'] = $this->etemplate->as_array(1); // that way the content can be saved again
}
elseif ($content['restore'])
{
if (empty($app) || !@is_dir(EGW_SERVER_ROOT.'/'.$app))
{
$msg .= lang('Application name needed to restore eTemplates!');
}
elseif (!@file_exists(EGW_SERVER_ROOT.'/'.($file=$app.'/setup/etemplates.inc.php')))
{
$msg .= lang('Application has no eTemplates (no file %1) to restore!',$file);
}
else
{
$msg .= $this->etemplate->import_dump($app);
}
}
elseif ($content['dump'])
{
if (empty($app) || !@is_dir(EGW_SERVER_ROOT.'/'.$app))
{
$msg .= lang('Application name needed to write a langfile or dump the eTemplates !!!');
}
else
{
$msg .= $this->etemplate->dump4setup($app);
}
}
elseif ($content['langfile'])
{
if (empty($app) || !@is_dir(EGW_SERVER_ROOT.'/'.$app))
{
$msg = lang('Application name needed to write a langfile or dump the eTemplates !!!');
}
else
{
$additional = array();
if ($app == 'etemplate')
{
$additional = boetemplate::$types + $this->extensions + $this->aligns + $this->valigns +
$this->edit_menu + $this->box_menu + $this->row_menu + $this->column_menu + $this->onclick_types + $this->onchange_types;
}
else // try to call the writeLangFile function of the app's ui-layer
{
foreach(array('ui'.$name,'ui',$name,'bo'.$name) as $class)
{
if (file_exists(EGW_INCLUDE_ROOT.'/'.$name.'/inc/class.'.$class.'.inc.php') &&
($ui =& CreateObject($name.'.'.$class)) && is_object($ui))
{
break;
}
}
if (is_object($ui) && @$ui->public_functions['writeLangFile'])
{
$msg = "$class::writeLangFile: ".$ui->writeLangFile();
}
unset($ui);
}
//if (empty($msg))
{
$msg = $this->etemplate->writeLangFile($app,'en',$additional);
}
}
}
elseif ($content['export_xml'])
{
$msg .= $this->export_xml($xml,$xml_label);
}
$new_content = $this->etemplate->as_array() + array(
'msg' => $msg,
'xml_label' => $xml_label,
'xml' => $xml ? '<pre>'.html::htmlspecialchars($xml)."</pre>\n" : '',
);
$editor = new etemplate_old('etemplate.editor.new');
if (isset($content['values']) && !isset($content['vals']))
{
$r = 1;
foreach((array)$content['cont'] as $key => $val)
{
$vals["@$r"] = $key;
$vals["A$r"] = is_array($val) ? serialize($val).'#SeR#' : $val;
++$r;
}
$editor->data[$editor->rows]['A']['name'] = 'etemplate.editor.values';
$editor->data[$editor->rows]['A']['size'] = 'vals';
$new_content['vals'] = $vals;
}
else
{
// set onclick handler
$this->etemplate->onclick_handler = "edit_widget('%p');";
// setting the javascript via the content, allows looping too
$new_content['onclick'] = '
<script language="javascript">
function edit_widget(path)
{
var url = "'.$GLOBALS['egw']->link('/index.php',$this->etemplate->as_array(-1)+array(
'menuaction' => 'etemplate.editor.widget',
)).'";
url = url.replace(/index.php\\?/,"index.php?path="+path+"&");
window.open(url,"etemplate_editor_widget","dependent=yes,width=640,height=480,location=no,menubar=no,toolbar=no,scrollbars=yes,status=yes");
}
</script>';
if ($app != 'etemplate' && file_exists(EGW_SERVER_ROOT.'/'.$app.'/templates/default/app.css'))
{
$new_content['onclick'] .= html::style('@import url('.$GLOBALS['egw_info']['server']['webserver_url'].'/'.$app.'/templates/default/app.css);');
}
// check if application of template has a app.js file --> load it
if (file_exists(EGW_SERVER_ROOT.'/'.$app.'/js/app.js'))
{
$GLOBALS['egw']->js->validate_file('.','app',$app,false);
}
$editor->data[$editor->rows]['A']['obj'] = &$this->etemplate;
$vals = $content['vals'];
$olds = $content['olds'];
for ($r = 1; isset($vals["A$r"]); ++$r)
{
$new_content['cont'][$olds["@$r"]] = substr($vals["A$r"],-5)=='#SeR#' ?
unserialize(substr($vals["A$r"],0,-5)) : $vals["A$r"];
}
}
// check if bo class of $app exists and has a labels method --> add labels to content to display them in the editor
if(class_exists($app.'_bo') && method_exists($app.'_bo','labels'))
{
$new_content['labels'] = ExecMethod($acm=$app.'.'.$app.'_bo.labels');
$new_content['cont']['labels'] =& $new_content['labels'];
//echo $acm; _debug_array($new_content['labels']);
}
$preserv['olds'] = $vals;
$preserv['old_keys'] = $this->etemplate->as_array(-1); // in case we do a save as
$GLOBALS['egw_info']['flags']['app_header'] = lang('Editable Templates - Show Template');
$editor->exec('etemplate.editor.edit',$new_content,array(),'',$preserv,0,'/^cont/');
}
/**
* initialises the children arrays for the new widget type, converts boxes <--> grids
*
* @internal
* @param array &$widget reference to the new widget data
* @param array $old the old widget data
*/
function change_widget_type(&$widget,$old)
{
//echo "<p>editor::change_widget_type($widget[type]=$old[type])</p>\n";
$old_type = $old['type'];
$old_had_children = isset(boetemplate::$widgets_with_children[$old_type]);
if (!isset(boetemplate::$widgets_with_children[$widget['type']]) ||
($old_type == 'grid') == ($widget['type'] == 'grid'))
{
if (boetemplate::$widgets_with_children[$widget['type']] == 'box') // box
{
if ((int) $widget['size'] < 1) // min. 1 child
{
list(,$options) = explode(',',$widget['size'],2);
$widget['size'] = '1'.($options ? ','.$options : '');
}
// create the needed cells, if they dont exist
for ($n = 1; $n <= (int) $widget['size']; ++$n)
{
if (!is_array($widget[$n])) $widget[$n] = $n == 1 ? $old : boetemplate::empty_cell();
}
}
return; // no change necessary, eg. between different box-types
}
switch (boetemplate::$widgets_with_children[$widget['type']])
{
case 'grid':
$widget['data'] = array(array());
$widget['cols'] = $widget['rows'] = 0;
if ($old_had_children) // box --> grid: hbox --> 1 row, other boxes --> 1 column
{
list($num) = explode(',',$old['size']);
for ($n = 1; is_array($old[$n]) && $n <= $num; ++$n)
{
$new_line = null;
if ($old_type != 'hbox') boetemplate::add_child($widget,$new_line);
boetemplate::add_child($widget,$old[$n]);
unset($widget[$n]);
}
$widget['size'] = '';
}
else // 1 row with 1 column/child
{
boetemplate::add_child($widget,$cell=boetemplate::empty_cell());
}
break;
case 'box':
$widget['size'] = 0;
if ($old_type == 'grid')
{
if (preg_match('/,(vertical|horizontal)/',$widget['size'],$matches))
{
$orient = $matches[1];
}
else
{
$orient = $widget['type'] == 'hbox' ? 'horizontal' : 'vertical';
}
if ($orient == 'horizontal') // ==> use first row
{
$row =& $old['data'][1];
for ($n = 0; $n < $old['cols']; ++$n)
{
$cell =& $row[boetemplate::num2chrs($n)];
boetemplate::add_child($widget,$cell);
list($span) = (int)explode(',',$cell['span']);
if ($span == 'all') break;
while ($span-- > 1) ++$n;
}
}
else // vertical ==> use 1 column
{
for ($n = 1; $n <= $old['rows']; ++$n)
{
boetemplate::add_child($widget,$old['data'][$n][boetemplate::num2chrs(0)]);
}
}
}
if (!$widget['size']) // minimum one child
{
boetemplate::add_child($widget,boetemplate::empty_cell());
}
break;
}
//_debug_array($widget);
}
/**
* returns array with path => type pairs for each parent of $path
*
* @param string $path path to the widget not the parent!
* @return array
*/
function path_components($path)
{
$path_parts = explode('/',$path);
array_pop($path_parts); // removed the widget itself
array_shift($path_parts); // removed the leading empty string
$components = array();
$part_path = '';
foreach($path_parts as $part)
{
$part_path .= '/'.$part;
$parent =& $this->etemplate->get_widget_by_path($part_path);
$components[$part_path] = $parent['type'];
}
return $components;
}
/**
* returns array with path => type pairs for each parent of $path
*
* @param array $parent the parent
* @param string $child_id id of child
* @param string $parent_path path of the parent
* @return array with keys left, right, up and down and their pathes set (if applicable)
*/
function parent_navigation($parent,$parent_path,$child_id,$widget)
{
if ($parent['type'] == 'grid' && preg_match('/^([0-9]+)([A-Z]+)$/',$child_id,$matches))
{
list(,$r,$c) = $matches;
// find the column-number (base 0) for $c (A, B, C, ...)
for($col = 0; boetemplate::num2chrs($col) != $c && $col < 100; ++$col) ;
if ($col > 0) $left = $parent_path.'/'.$r.boetemplate::num2chrs($col-1);
if ($col < $parent['cols']-1) $right = $parent_path.'/'.$r.boetemplate::num2chrs($col+1);
if ($r > 1) $up = $parent_path.'/'.($r-1).$c;
if ($r < $parent['rows']) $down = $parent_path.'/'.($r+1).$c;
}
elseif ($parent['type']) // any box
{
if ($child_id > 1) $previous = $parent_path.'/'.($child_id-1);
if ($child_id < (int) $parent['size']) $next = $parent_path.'/'.($child_id+1);
}
else // template
{
if ($child_id > 0) $previous = '/'.($child_id-1);
if ($child_id < count($this->etemplate->children)-1) $next = '/'.($child_id+1);
}
if ($widget['type'] == 'grid')
{
$in = $parent_path.'/'.$child_id.'/1A';
}
elseif (isset(boetemplate::$widgets_with_children[$widget['type']]) && $widget['type'] != 'template')
{
if ($widget['type']) // box
{
$in = $parent_path.'/'.$child_id.'/1';
}
else
{
$in = '/0';
}
}
$navi = array();
foreach(array('left'=>'&larr;','up'=>'&nbsp;&uarr;&nbsp;','down'=>'&nbsp;&darr;&nbsp;',
'right'=>'&rarr;','previous'=>'&larr;&uarr;','next'=>'&darr;&rarr;','in'=>'&times;') as $var => $dir)
{
if ($$var) $navi[$$var] = $dir;
}
return $navi;
}
/**
* functions of the edit-menu: paste, swap, cut, delete, copy
*
* @internal
* @param string &$action row_delete, row_insert_above, row_insert_below, row_swap, row_prefs
* @param array &$parent referece to the parent
* @param array &$content reference to the content-array
* @param string $child_id id of a cell
* @return string msg to display
*/
function edit_actions(&$action,&$parent,&$content,$child_id)
{
switch ($action)
{
case 'paste':
case 'swap':
$clipboard = $GLOBALS['egw']->session->appsession('clipboard','etemplate');
if (!is_array($clipboard))
{
return lang('nothing in clipboard to paste !!!');
}
if ($action == 'swap')
{
$GLOBALS['egw']->session->appsession('clipboard','etemplate',$content['cell']);
}
$content['cell'] = $clipboard;
break;
case 'copy':
case 'cut':
$GLOBALS['egw']->session->appsession('clipboard','etemplate',$content['cell']);
if ($action != 'cut')
{
return lang('widget copied into clipboard');
}
// fall-through
case 'delete':
if ($parent['type'] != 'grid')
{
// delete widget from parent
if ($parent['type']) // box
{
list($num,$options) = explode(',',$parent['size'],2);
if ($num <= 1) // cant delete last child --> only empty it
{
$parent[$num=1] = boetemplate::empty_cell();
}
else
{
for($n = $child_id; $n < $num; ++$n)
{
$parent[$n] = $parent[1+$n];
}
unset($parent[$num--]);
}
$parent['size'] = $num . ($options ? ','.$options : '');
}
else // template itself
{
if (count($this->etemplate->children) <= 1) // cant delete last child
{
$this->etemplate->children[0] = boetemplate::empty_cell();
}
else
{
unset($parent[$child_id]);
$this->etemplate->children = array_values($this->etemplate->children);
}
}
$action = 'save-no-merge';
}
else
{
$content['cell'] = boetemplate::empty_cell();
return lang('cant delete a single widget from a grid !!!');
}
break;
}
return '';
}
/**
* functions of the box-menu: insert-before, -behind und swap
*
* @internal
* @param string &$action row_delete, row_insert_above, row_insert_below, row_swap, row_prefs
* @param array &$parent referece to the parent
* @param array &$content reference to the content-array
* @param string &$child_id id of a cell, may change to the next cell if inserting behind
* @param string $parent_path path of parent
* @return string msg to display
*/
function box_actions(&$action,&$parent,&$content,&$child_id,$parent_path)
{
switch ($action)
{
case 'box_insert_before':
case 'box_insert_behind':
$n = $child_id + (int)($action == 'box_insert_behind');
if (!$parent['type']) // template
{
$num = count($parent)-1; // 0..count()-1
}
else // boxes
{
list($num,$options) = explode(',',$parent['size'],2);
}
for($i = $num; $i >= $n; --$i)
{
$parent[1+$i] = $parent[$i];
}
$parent[$n] = $content['cell'] = boetemplate::empty_cell();
$child_id = $n;
if ($parent['type']) $parent['size'] = (1+$num) . ($options ? ','.$options : '');
break;
case 'box_swap_next':
if (!$parent['type']) // template
{
$num = count($parent)-1; // 0..count()-1
}
else // boxes
{
list($num) = explode(',',$parent['size'],2);
}
if ($child_id == $num) // if on last cell, swap with the one before
{
$this->swap($parent[$child_id],$parent[$child_id-1]);
--$child_id;
}
else
{
$this->swap($parent[$child_id],$parent[$child_id+1]);
++$child_id;
}
break;
}
$action = 'apply-no-merge';
return '';
}
/**
* functions of the row-menu: insert, deleting & swaping of rows
*
* @internal
* @param string &$action row_delete, row_insert_above, row_insert_below, row_swap_next, row_prefs
* @param array &$grid grid
* @param string $child_id id of a cell
* @return string msg to display
*/
function row_actions(&$action,&$grid,$child_id)
{
$data =& $grid['data'];
$rows =& $grid['rows'];
$cols =& $grid['cols'];
$opts =& $data[0];
if (preg_match('/^([0-9]+)([A-Z]+)$/',$child_id,$matches)) list(,$r,$c) = $matches;
if (!$c || !$r || $r > $rows) return "wrong child_id='$child_id' => r='$r', c='$c'";
switch($action)
{
case 'row_swap_next':
if ($r > $rows-1)
{
if ($r != $rows) return lang('no row to swap with !!!');
--$r; // in last row swap with row above
}
$this->swap($data[$r],$data[1+$r]);
$this->swap($opts['c'.$r],$opts['c'.(1+$r)]);
$this->swap($opts['h'.$r],$opts['h'.(1+$r)]);
break;
case 'row_delete':
if ($rows <= 1) // one row only => delete whole grid
{
return lang('cant delete the only row in a grid !!!');
// todo: delete whole grid instead
}
for($i = $r; $i < $rows; ++$i)
{
$opts['c'.$i] = $opts['c'.(1+$i)];
$opts['h'.$i] = $opts['h'.(1+$i)];
$data[$i] = $data[1+$i];
}
unset($opts['c'.$rows]);
unset($opts['h'.$rows]);
unset($data[$rows--]);
break;
case 'row_insert_above':
--$r;
// fall-through
case 'row_insert_below':
//echo "row_insert_below($r) rows=$rows, cols=$cols"; _debug_array($grid);
// move height + class options of rows
for($i = $rows; $i > $r; --$i)
{
echo ($i+1)."=$i<br>\n";
$data[1+$i] = $data[$i];
$opts['c'.(1+$i)] = $opts['c'.$i];
$opts['h'.(1+$i)] = $opts['h'.$i];
}
for($i = 0; $i < $cols; ++$i)
{
echo (1+$r).":$i=".boetemplate::num2chrs($i)."=empty_cell()<br>\n";
$data[1+$r][boetemplate::num2chrs($i)] = boetemplate::empty_cell();
}
$opts['c'.(1+$r)] = $opts['h'.(1+$r)] = '';
++$rows;
//_debug_array($grid); return '';
break;
}
$action = 'save-no-merge';
return '';
}
/**
* functions of the column-menu: insert, deleting & swaping of columns
*
* @internal
* @param string &$action column_delete, column_insert_before, column_insert_behind, column_swap_next, column_prefs
* @param array &$grid grid
* @param string $child_id id of a cell
* @return string msg to display
*/
function column_actions(&$action,&$grid,$child_id)
{
$data =& $grid['data'];
$rows =& $grid['rows'];
$cols =& $grid['cols'];
$opts =& $data[0];
if (preg_match('/^([0-9]+)([A-Z]+)$/',$child_id,$matches)) list(,$r,$c) = $matches;
// find the column-number (base 0) for $c (A, B, C, ...)
for($col = 0; boetemplate::num2chrs($col) != $c && $col < 100; ++$col) ;
if (!$c || !$r || $r > $rows || $col >= $cols) return "wrong child_id='$child_id' => r='$r', c='$c', col=$col";
switch($action)
{
case 'column_swap_next':
if ($col >= $cols-1)
{
if ($col != $cols-1) return lang('no column to swap with !!!');
$c = boetemplate::num2chrs(--$col); // in last column swap with the one before
}
$c_next = boetemplate::num2chrs(1+$col);
for($row = 1; $row <= $rows; ++$row)
{
$this->swap($data[$row][$c],$data[$row][$c_next]);
}
$this->swap($opts[$c],$opts[$c_next]);
//_debug_array($grid); return '';
break;
case 'column_insert_behind':
++$col;
case 'column_insert_before':
//echo "<p>column_insert_before: col=$col</p>\n";
// $col is where the new column data goes
for ($row = 1; $row <= $rows; ++$row)
{
for ($i = $cols; $i > $col; --$i)
{
$data[$row][boetemplate::num2chrs($i)] = $data[$row][boetemplate::num2chrs($i-1)];
}
$data[$row][boetemplate::num2chrs($col)] = boetemplate::empty_cell();
}
for ($i = $cols; $i > $col; --$i)
{
$opts[boetemplate::num2chrs($i)] = $opts[boetemplate::num2chrs($i-1)];
}
unset($opts[boetemplate::num2chrs($col)]);
++$cols;
//_debug_array($grid); return '';
break;
case 'column_delete':
if ($cols <= 1)
{
return lang('cant delete the only column of a grid !!!');
// todo: delete whole grid instead
}
for ($row = 1; $row <= $rows; ++$row)
{
for ($i = $col; $i < $cols-1; ++$i)
{
$data[$row][boetemplate::num2chrs($i)] = $data[$row][boetemplate::num2chrs($i+1)];
}
unset($data[$row][boetemplate::num2chrs($cols-1)]);
}
for ($i = $col; $i < $cols-1; ++$i)
{
$opts[boetemplate::num2chrs($i)] = $opts[boetemplate::num2chrs($i+1)];
}
unset($opts[boetemplate::num2chrs(--$cols)]);
break;
}
$action = 'save-no-merge';
return '';
}
/**
* converts onclick selectbox and onclick text to one javascript call
*
* @param array &$widget reference into the widget-tree
* @param array &$cell_content cell array in content
* @param boolean $widget2content=true copy from widget to content or other direction
*/
function fix_set_onclick(&$widget,&$cell_content,$widget2content=true)
{
if ($widget2content)
{
if (preg_match('/^return confirm\(["\']{1}?(.*)["\']{1}\);?$/',$widget['onclick'],$matches))
{
$cell_content['onclick'] = $matches[1];
$cell_content['onclick_type'] = 'confirm';
}
elseif (preg_match('/^window.open\(egw::link\(\'\/index.php\',\'([^\']+)\'\)(\+values2url\(.*\))?,\'([^\']+)\',\'dependent=yes,width=([0-9]+),height=([0-9]+),scrollbars=yes,status=yes\'\); return false;$/',$widget['onclick'],$matches))
{
$cell_content['onclick'] = $matches[1].($matches[2] ? str_replace('+values2url(this.form,','&values2url(',$matches[2]) : '');
if ($matches[3] != '_blank')
{
$cell_content['onclick'] .= ','.$matches[3];
}
if ($matches[4] != '600')
{
$cell_content['onclick'] .= ($matches[3]=='_blank' ? ',':'').','.$matches[4];
}
if ($matches[5] != '450')
{
$cell_content['onclick'] .= ($matches[4]=='600' ? ','.($matches[3]=='_blank' ? ',':'') : '').
','.$matches[5];
}
$cell_content['onclick_type'] = 'popup';
}
else
{
$cell_content['onclick_type'] = !$widget['onclick'] ? '' : 'custom';
}
}
else // content --> widget
{
if (preg_match('/^return confirm\(["\']{1}?(.*)["\']{1}\);?$/',$cell_content['onclick'],$matches) ||
$cell_content['onclick_type'] == 'confirm' && $cell_content['onclick'])
{
$cell_content['onclick_type'] = 'confirm';
$cell_content['onclick'] = is_array($matches) && $matches[1] ? $matches[1] : $cell_content['onclick'];
$widget['onclick'] = "return confirm('".$cell_content['onclick']."');";
}
elseif ($cell_content['onclick_type'] == 'popup' && $cell_content['onclick'])
{
// eg: menuaction=calendar.uiforms.freetimesearch&values2url('start,end,participants'),ft_search,700,500
if (($values2url = preg_match('/&values2url\((\'[^\']+\')\)/',$cell_content['onclick'],$matches)))
{
$values2url = $matches[1];
$onclick = str_replace('&values2url('.$values2url.')','',$cell_content['onclick']);
}
list($get,$target,$width,$height) = explode(',',$values2url ? $onclick : $cell_content['onclick']);
if (!$target) $target = '_blank';
if (!$width) $width = 600;
if (!$height) $height = 450;
$widget['onclick'] = "window.open(egw::link('/index.php','$get')".($values2url ? "+values2url(this.form,$values2url)" : '').
",'$target','dependent=yes,width=$width,height=$height,scrollbars=yes,status=yes'); return false;";
}
elseif ($cell_content['onclick'])
{
$wiget['onclick'] = $cell_content['onclick'];
$cell_content['onclick_type'] = 'custom';
}
else
{
$cell_content['onclick_type'] = '';
}
unset($widget['onclick_type']);
}
//echo "<p>editor::fix_set_onclick(,,widget2content=".(int)$widget2content.") widget="; _debug_array($widget); echo "content="; _debug_array($cell_content);
}
/**
* converts onchange selectbox and onchange text to one javascript call
*
* @param array &$widget reference into the widget-tree
* @param array &$cell_content cell array in content
* @param boolean $widget2content=true copy from widget to content or other direction
*/
function fix_set_onchange(&$widget,&$cell_content,$widget2content=true)
{
if ($widget2content)
{
if (!$widget['onchange'])
{
$cell_content['onchange_type'] = $cell_content['onchange'] = '';
}
elseif ($widget['onchange'] == 1 || $widget['onchange'] == 'this.form.submit();')
{
$cell_content['onchange'] = '';
$cell_content['onchange_type'] = 'submit';
}
else
{
$cell_content['onchange_type'] = 'custom';
}
}
else // content --> widget
{
if ($cell_content['onchange_type'] == 'submit' || $cell_content['onchange'] == 'this.form.submit();')
{
$widget['onchange'] = 1;
}
elseif(!$cell_content['onchange'])
{
$widget['onchange'] = 0;
}
unset($widget['onchange_type']);
}
//echo "<p>editor::fix_set_onchange(,,widget2content=".(int)$widget2content.") widget="; _debug_array($widget); echo "content="; _debug_array($cell_content);
}
/**
* edit dialog for a widget
*
* @param array $content the submitted content of the etemplate_old::exec function, default null
* @param string $msg msg to display, default ''
*/
function widget($content=null,$msg='')
{
if (is_array($content))
{
$path = $content['goto'] ? $content['goto'] : ($content['goto2'] ? $content['goto2'] : $content['path']);
$Ok = $this->etemplate->read($content['name'],$content['template'],$content['lang'],0,$content['goto'] || $content['goto2'] ? $content['version'] : $content['old_version']);
// build size from options array, if applicable
if (is_array($content['cell']['options']))
{
$size = '';
for ($n = max(array_keys($content['cell']['options'])); $n >= 0; --$n)
{
if (strlen($content['cell']['options'][$n]) || strlen($size))
{
$size = $content['cell']['options'][$n].(strlen($size) ? ','.$size : '');
}
}
$content['cell']['size'] = $size;
}
}
else
{
//echo "<p><b>".($_GET['path']).":</b></p>\n";
list($name,$version,$path) = explode(':',$_GET['path'],3); // <name>:<version>:<path>
$Ok = $this->etemplate->read(array(
'name' => $name,
'version' => $version,
));
}
if (!$Ok && !$content['cancel'])
{
$msg .= lang('Error: Template not found !!!');
}
$path_parts = explode('/',$path);
$child_id = array_pop($path_parts);
$parent_path = implode('/',$path_parts);
//echo "<p>path='$path': child_id='$child_id', parent_path='$parent_path'</p>\n";
$parent =& $this->etemplate->get_widget_by_path($parent_path);
if (is_array($content))
{
foreach(array('save','apply','cancel','goto','goto2','edit_menu','box_menu','row_menu','column_menu') as $n => $name)
{
if (($action = $content[$name] ? ($n < 5 ? $name : $content[$name]) : false)) break;
$name = '';
}
unset($content[$name]);
//echo "<p>name='$name', parent-type='$parent[type]', action='$action'</p>\n";
if (($name == 'row_menu' || $name == 'column_menu') && $parent['type'] != 'grid' ||
$name == 'box_menu' && $parent['type'] == 'grid')
{
$msg .= lang("parent is a '%1' !!!",lang($parent['type'] ? $parent['type'] : 'template'));
$action = false;
}
switch($name)
{
case 'edit_menu':
$msg .= $this->edit_actions($action,$parent,$content,$child_id);
break;
case 'box_menu':
$msg .= $this->box_actions($action,$parent,$content,$child_id,$parent_path);
break;
case 'row_menu':
$msg .= $this->row_actions($action,$parent,$child_id);
break;
case 'column_menu':
$msg .= $this->column_actions($action,$parent,$child_id);
break;
case '': // reload, eg. by changing the type
$widget = $content['cell'];
break;
default:
// all menu's are (only) working on the parent, referencing widget is unnecessary
// and gives unexpected results, if parent is changed (eg. content gets copied)
$widget =& $this->etemplate->get_widget_by_path($path);
break;
}
switch ($action)
{
case 'goto':
case 'goto2':
$content['cell'] = $widget;
$this->fix_set_onclick($widget,$content['cell'],true);
$this->fix_set_onchange($widget,$content['cell'],true);
break;
case '':
case 'save': case 'apply':
// initialise the children arrays if type is changed to a widget with children
//echo "<p>$content[path]: $widget[type] --> ".$content['cell']['type']."</p>\n";
if (isset(boetemplate::$widgets_with_children[$content['cell']['type']]))
{
$this->change_widget_type($content['cell'],$widget);
}
if (!$action) break;
// save+apply only
$widget = $content['cell'];
if ($content['cell']['onclick_type'] || $content['cell']['onclick'])
{
$this->fix_set_onclick($widget,$content['cell'],false);
}
if ($content['cell']['onchange_type'] || $content['cell']['onchange'])
{
$this->fix_set_onchange($widget,$content['cell'],false);
}
// row- and column-attr for a grid
if ($parent['type'] == 'grid' && preg_match('/^([0-9]+)([A-Z]+)$/',$child_id,$matches))
{
list(,$row,$col) = $matches;
$parent['data'][0]['h'.$row] = $content['grid_row']['height'].
($content['grid_row']['disabled']||$content['grid_row']['part']?','.$content['grid_row']['disabled']:'').
($content['grid_row']['part']?','.$content['grid_row']['part']:'');
$parent['data'][0]['c'.$row] = $content['grid_row']['class'].
($content['grid_row']['valign']?','.$content['grid_row']['valign']:'');
$parent['data'][0][$col] = $content['grid_column']['width'].
($content['grid_column']['disabled']?','.$content['grid_column']['disabled']:'');
}
// fall-through
case 'save-no-merge':
case 'apply-no-merge':
//$this->etemplate->echo_tmpl();
$ok = $this->etemplate->save($content);
$msg .= $ok ? lang('Template saved') : lang('Error: while saving !!!');
// if necessary fix the version of our opener
if ($content['opener']['name'] == $content['name'] &&
$content['opener']['template'] == $content['template'] &&
$content['opener']['group'] == $content['group'] &&
$content['opener']['lang'] == $content['lang'])
{
$content['opener']['version'] = $content['version'];
}
$js = "opener.location.href='".$GLOBALS['egw']->link('/index.php',array(
'menuaction' => 'etemplate.editor.edit',
)+$content['opener'])."';";
if ($action == 'apply' || $action == 'apply-no-merge') break;
// fall through
case 'cancel':
$js .= 'window.close();';
echo "<html><body><script>$js</script></body></html>\n";
common::egw_exit();
break;
}
if ($js)
{
$content['java_script'] = "<script>$js</script>";
}
}
else
{
$widget =& $this->etemplate->get_widget_by_path($path);
$content = $this->etemplate->as_array(-1);
$content['cell'] = $widget;
$this->fix_set_onclick($widget,$content['cell'],true);
$this->fix_set_onchange($widget,$content['cell'],true);
foreach(boetemplate::$db_key_cols as $var)
{
if (isset($_GET[$var]))
{
$content['opener'][$var] = $_GET[$var];
}
}
}
unset($content['cell']['obj']); // just in case it contains a template-object
if ($parent['type'] == 'grid' && preg_match('/^([0-9]+)([A-Z]+)$/',$child_id,$matches))
{
list(,$row,$col) = $matches;
$grid_row =& $content['grid_row'];
list($grid_row['height'],$grid_row['disabled'],$grid_row['part']) = explode(',',$parent['data'][0]['h'.$row]);
list($grid_row['class'],$grid_row['valign']) = explode(',',$parent['data'][0]['c'.$row]);
$grid_column =& $content['grid_column'];
list($grid_column['width'],$grid_column['disabled']) = explode(',',$parent['data'][0][$col]);
//echo "<p>grid_row($row)=".print_r($grid_row,true).", grid_column($col)=".print_r($grid_column,true)."</p>\n";
list(,,$previous_part) = explode(',',$parent['data'][0]['h'.($row-1)]);
list(,,$next_part) = explode(',',$parent['data'][0]['h'.($row+1)]);
$allowed_parts = $this->get_allowed_parts($row,$previous_part,$next_part);
//echo "<p>$row: previous=$previous_part, current={$grid_row['part']}, next=$next_part".(!isset($allowed_parts[$grid_row['part']])?': current part is NOT allowed!!!':'')."</p>\n"; _debug_array($allowed_parts);
}
else
{
unset($content['grid_row']);
unset($content['grid_column']);
}
$content['path'] = ($parent_path!='/'?$parent_path:'').'/'.$child_id;
$content['msg'] = $msg;
$content['goto'] = $this->path_components($content['path']);
$content['goto2'] = $this->parent_navigation($parent,$parent_path,$child_id,$widget);
$content['cell']['options'] = explode(',',$content['cell']['size']);
$editor = new etemplate_old('etemplate.editor.widget');
$type_tmpl = new etemplate_old;
list($ext_type) = explode('-',$widget['type']);
// allow to read template of app-specific widgets from their app: eg. "infolog-value" --> "infolog.widget.infolog-value"
if (isset($GLOBALS['egw_info']['apps'][$ext_type]) && $type_tmpl->read($ext_type.'.widget.'.$widget['type']) ||
$type_tmpl->read('etemplate.editor.widget.'.$widget['type']) ||
$type_tmpl->read('etemplate.editor.widget.'.$ext_type))
{
$editor->set_cell_attribute('etemplate.editor.widget.generic','obj',$type_tmpl);
}
/*
Not a known type, use a generic attribute thing to at least allow working
with the attributes provided
*/
if(!boetemplate::$types[$widget['type']] && !$this->extensions[$widget['type']])
{
$grid =& $editor->get_widget_by_name('etemplate.editor.widget.generic');
$grid['type'] = 'grid';
$grid['name'] = 'cell';
$grid['data'] = array(array());
$grid['data'][] = array('A'=>boetemplate::empty_cell('label','',array('label' => 'Type')), 'B' => boetemplate::empty_cell('select','type'));
$attributes = array('type'=>$widget_type,'name'=>'');
if(is_array($widget))
{
$attributes += $widget;
}
foreach($attributes as $attr_name => $attr_value)
{
if(is_array($attr_value) || in_array($attr_value, array('type','options')))
{
continue;
}
else
{
$attr = boetemplate::empty_cell('text',$attr_name,array());
}
$grid['data'][] = array('A' => boetemplate::empty_cell('label','',array('label' => $attr_name)),'B'=>$attr);
//boetemplate::add_child($grid,$attr);
unset($attr);
}
}
if ($parent['type'] == 'grid')
{
$editor->disable_cells('box_menu');
}
else
{
$editor->disable_cells('row_menu');
$editor->disable_cells('column_menu');
}
$preserv = $this->etemplate->as_array()+array(
'path' => $content['path'],
'type' => $content['type'],
'old_version' => $this->etemplate->version,
'opener' => $content['opener'],
'cell' => $content['cell'],
'goto' => $content['goto'],
);
unset($preserv['cell']['options']); // otherwise we never know if content is returned via options array or size
$GLOBALS['egw_info']['flags']['java_script'] = "<script>window.focus();</script>\n";
$GLOBALS['egw_info']['flags']['app_header'] = lang('Editable Templates - Editor');
$editor->exec('etemplate.editor.widget',$content,array(
'type' => array_merge(array($widget['type'] => $widget['type'] . ' (?)'),
boetemplate::$types,$this->extensions
),
'align' => &$this->aligns,
'valign' => &$this->valigns,
'part' => $allowed_parts,
'edit_menu' => &$this->edit_menu,
'box_menu' => &$this->box_menu,
'row_menu' => &$this->row_menu,
'column_menu'=> &$this->column_menu,
'onclick_type'=>&$this->onclick_types,
'onchange_type'=>&$this->onchange_types,
'options[6]' => &$this->overflows,
),'',$preserv,2);
}
/**
* Get the allowed tables-part for a table rows based on row-number, previous and next part
*
* @param int $row (1-based!)
* @param string $previous_part ''=body, 'h'=header, 'f'=footer
* @param string $next_part see above
* @return array
*/
private function get_allowed_parts($row,$previous_part,$next_part)
{
$allowed_parts = $this->parts;
switch((string)$previous_part)
{
case 'footer':
unset($allowed_parts['header']);
break;
case '':
if ($row > 1) $allowed_parts = array('' => $allowed_parts['']);
break;
}
switch($next_part)
{
case 'header':
$allowed_parts = array('header' => $allowed_parts['header']);
break;
case 'footer':
unset($allowed_parts['']);
break;
}
return $allowed_parts;
}
/**
* edit dialog for the styles of a templat or app
*
* @param array $content the submitted content of the etemplate_old::exec function, default null
* @param string $msg msg to display, default ''
*/
function styles($content=null,$msg='')
{
if (!is_array($content))
{
foreach(boetemplate::$db_key_cols as $var)
{
if (isset($_GET[$var])) $content[$var] = $_GET[$var];
}
}
//_debug_array($content);
// security check for content[from]
if ($content['from'] && !preg_match('/^[A-Za-z0-9_-]+\/templates\/[A-Za-z0-9_-]+\/app.css$/',$content['from']))
{
$content['from'] = ''; // someone tried to trick us reading a file we are not suppost to read
}
if (!$this->etemplate->read($content))
{
$msg .= lang('Error: Template not found !!!');
}
if ($content['save'] || $content['apply'])
{
if ($content['from'])
{
$path = EGW_SERVER_ROOT.'/'.$content['from'];
if (is_writable(dirname($path)) && file_exists($path))
{
rename($path,str_replace('.css','.old.css',$path));
}
if (file_exists($path) && !is_writable(dirname($path)))
{
$msg .= lang("Error: webserver is not allowed to write into '%1' !!!",dirname($path));
}
else
{
$fp = fopen($path,'w');
if (!$fp || !fwrite($fp,$content['styles']))
{
$msg .= lang('Error: while saving !!!');
}
else
{
$msg .= lang("File writen",$path);
}
@fclose($fp);
}
}
else // the templates own embeded styles;
{
$this->etemplate->style = $content['styles'];
$ok = $this->etemplate->save();
$msg = $ok ? lang('Template saved') : lang('Error: while saving !!!');
}
$js = "opener.location.href='".$GLOBALS['egw']->link('/index.php',array(
'menuaction' => 'etemplate.editor.edit',
)+$this->etemplate->as_array(-1))."';";
}
if ($content['save'] || $content['cancel'])
{
$js .= 'window.close();';
echo "<html><body><script>$js</script></body></html>\n";
common::egw_exit();
}
$content = array(
'from' => $content['from'],
'java_script' => $js ? '<script>'.$js.'</script>' : '',
'msg' => $msg
);
$tmpl = new etemplate_old('etemplate.editor.styles');
if ($content['from'])
{
$path = EGW_SERVER_ROOT.'/'.$content['from'];
$content['styles'] = file_exists($path) && is_readable($path) ? implode('',file($path)) : '';
if (!is_writable(dirname($path)) && (!file_exists($path) || !is_writable($path)))
{
$tmpl->set_cell_attribute('styles','readonly',true);
}
}
else
{
$content['styles'] = $this->etemplate->style;
}
// generate list of style-sources
$keys = $this->etemplate->as_array(-1); unset($keys['group']);
$sources[''] = lang('eTemplate').': '.implode(':',$keys);
list($app) = explode('.',$this->etemplate->name);
$app_templates = @opendir(EGW_SERVER_ROOT.'/'.$app.'/templates');
while (($template = @readdir($app_templates)) !== false)
{
$dir = EGW_SERVER_ROOT.'/'.$app.'/templates/'.$template;
if ($template[0] == '.' || $template == 'CVS' || !is_dir($dir.'/images')) continue; // not a template-dir
$exists = file_exists($dir.'/app.css');
$writable = is_writable($dir) || $exists && is_writable($dir.'/app.css');
if (!$exists && !$writable) continue; // nothing to show
$rel_path = $app.'/templates/'.$template.'/app.css';
$sources[$rel_path] = lang('file').': '.$rel_path.($exists && !$writable ? ' ('.lang('readonly').')' : '');
}
$GLOBALS['egw_info']['flags']['java_script'] = "<script>window.focus();</script>\n";
$GLOBALS['egw_info']['flags']['app_header'] = lang('etemplate').' - '.lang('CSS-styles');
$tmpl->exec('etemplate.editor.styles',$content,array('from'=>$sources),'',$keys,2);
}
/**
* search the inc-dirs of etemplate and the app whichs template is edited for extensions / custom widgets
*
* extensions are class-files in $app/inc/class.${name}_widget.inc.php
* the extensions found will be saved in a class-var and in the session
*
* @param string $app='etemplate' app to scan
* @return string comma delimited list of new found extensions
*/
function scan_for_extensions($app='etemplate')
{
if (!is_array($this->extensions)) $this->extensions = array();
if (isset($this->extensions['**loaded**'][$app])) return ''; // already loaded
$labels = array();
$dir = @opendir(EGW_SERVER_ROOT.'/'.$app.'/inc');
while ($dir && ($file = readdir($dir)))
{
if ($file == 'class.etemplate_widget.inc.php') continue; // ignore et2 base-class, it's no widget for old etemplate
if (preg_match('/class\\.([a-zA-Z0-9_]*)_widget.inc.php/',$file,$regs) &&
($regs[1] != 'xslt' || $this->etemplate->xslt) &&
($ext = $this->etemplate->loadExtension($regs[1].'.'.$app,$this->etemplate)))
{
if (is_array($ext))
{
$this->extensions += $ext;
$labels += $ext;
}
else
{
$this->extensions[$regs[1]] = $ext;
$labels[] = $ext;
}
}
}
// store the information in the session, our constructor loads it from there
$GLOBALS['egw']->session->appsession('extensions','etemplate',$this->extensions);
$apps_loaded = $GLOBALS['egw']->session->appsession('apps_loaded','etemplate');
$apps_loaded[$app] = true;
$GLOBALS['egw']->session->appsession('apps_loaded','etemplate',$apps_loaded);
//_debug_array($this->extensions); _debug_array($apps_loaded);
return implode(', ',$labels);
}
/**
* swap the values of $a and $b
*
* @param mixed &$a
* @param mixed &$b
*/
function swap(&$a,&$b)
{
$h = $a;
$a = $b;
$b = $h;
}
}
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