forked from extern/egroupware
daceac54ad
The widget got automaticaly loaded from the app's inc dir (or etemplate's inc dir). Two examples ilustrate how to use the interface: - date: class.date_widget.inc.php reads dates via sbox.getDate - datefield: class.datefield_widget.inc.php reads dates via 3 textfields
459 lines
14 KiB
PHP
459 lines
14 KiB
PHP
<?php
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/**************************************************************************\
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* phpGroupWare - eTemplates - Editor *
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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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class editor
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{
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var $debug;
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var $etemplate; // eTemplate we edit
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var $editor; // editor eTemplate
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var $messages = array(
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'not_found' => 'Error: Template not found !!!',
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'deleted' => 'Template deleted',
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'saved' => 'Template saved',
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'error_writing' => 'Error: while saveing !!!',
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'other_version' => 'only an other Version found !!!'
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);
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var $aligns = array(
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'' => 'Left',
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'right' => 'Right',
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'center' => 'Center'
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);
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var $extensions = '';
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var $public_functions = array
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(
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'edit' => True,
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'process_edit' => True,
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'delete' => True,
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'show' => True,
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//'admin' => True,
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//'preferences' => True
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);
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function editor($lang_on_messages=True)
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{
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$this->etemplate = CreateObject('etemplate.etemplate');
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//echo '$HTTP_POST_VARS='; _debug_array($HTTP_POST_VARS);
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$this->editor = new etemplate('etemplate.editor');
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if ($lang_on_messages)
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{
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reset($this->messages);
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while (list($key,$msg) = each($this->messages))
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$this->messages[$key] = lang($msg);
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}
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}
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function edit($msg = '')
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{
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$get_vars = $GLOBALS['HTTP_GET_VARS'];
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if (isset($get_vars['name']) && !$this->etemplate->read($get_vars))
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{
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$msg .= $this->messages['not_found'];
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}
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if ($this->extensions == '')
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{
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$this->extensions = $this->scan_for_extensions();
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list($app) = explode('.',$this->name);
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if ($app != '' && $app != 'etemplate')
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{
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$this->extensions += $this->scan_for_extensions($app);
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}
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}
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$content = $this->etemplate->as_array() + array(
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'cols' => $this->etemplate->cols,
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'msg' => $msg
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);
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$cols_spanned = array();
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reset($this->etemplate->data);
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if (isset($this->etemplate->data[0]))
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{
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each($this->etemplate->data);
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}
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$no_button = array('values' => True,'edit' => True);
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while (list($row,$cols) = each($this->etemplate->data))
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{
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if ($this->etemplate->rows <= 1)
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{
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$no_button["Row$row"]['delete_row[1]'] = True;
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}
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if ($row > 1)
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{
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$no_button["Row$row"]['insert_row[0]'] = True;
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}
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$content["Row$row"] = array(
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'height' => array("h$row" => $this->etemplate->data[0]["h$row"]),
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'class' => array("c$row" => $this->etemplate->data[0]["c$row"])
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);
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for ($spanned = $c = 0; $c < $this->etemplate->cols; ++$c)
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{
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if (!(list($col,$cell) = each($cols)))
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{
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$cell = $this->etemplate->empty_cell(); // if cell gots lost, create it empty
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$col = $this->etemplate->num2chrs($c);
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}
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if (--$spanned > 0) // preserv spanned cells
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{
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while(list($k,$v) = each($cell)) // so spanned (not shown) cells got
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{ // reported back like regular one
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$cols_spanned[$col.$row][$k] = $v;
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}
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}
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else
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{
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$spanned = $cell['span'] == 'all' ? $this->etemplate->cols-$c : 0+$cell['span'];
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$content[$col.$row] = $cell;
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}
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if ($row == 1)
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{
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$content["Col$col"] = array('width' => array($col => $this->etemplate->data[0][$col]));
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if ($this->etemplate->cols <= 1)
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{
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$no_button["Col$col"]['delete_col[1]'] = True;
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}
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if ($c > 0)
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{
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$no_button["Col$col"]['insert_col[0]'] = True;
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}
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}
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}
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}
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$no_button['ColA']['exchange_col[1]'] = $no_button['Row1']['exchange_row[1]'] = True;
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if ($this->debug)
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{
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echo 'editor.edit: content ='; _debug_array($content);
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}
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$this->editor->exec('etemplate.editor.process_edit',$content,
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array(
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'type' => array_merge($this->etemplate->types,$this->extensions),
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'align' => $this->aligns
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),
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$no_button,$cols_spanned + array('**extensions**' => $this->extensions));
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}
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function swap(&$a,&$b)
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{
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$t = $a; $a = $b; $b = $t;
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}
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function process_edit($content)
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{
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if ($this->debug)
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{
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echo "editor.process_edit: content ="; _debug_array($content);
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}
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$this->extensions = $content['**extensions**']; unset($content['**extensions**']);
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$this->etemplate->init($content);
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$this->etemplate->size = $content['size'];
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$this->etemplate->style = $content['style'];
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$this->etemplate->data = array($content['width']+$content['height']+$content['class']);
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$row = 1; $col = 0;
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while (isset($content[$name = $this->etemplate->num2chrs($col) . $row]))
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{
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$row_data[$this->etemplate->num2chrs($col++)] = $content[$name];
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if (!isset($content[$name = $this->etemplate->num2chrs($col) . $row])) // try new row
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{
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if ($col > $cols)
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{
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$cols = $col;
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}
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$this->etemplate->data[$row] = $row_data;
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++$row; $col = 0; $row_data = array();
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}
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}
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$this->etemplate->rows = $row - 1;
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$this->etemplate->cols = $cols;
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if (isset($content['insert_row']))
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{
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list($row) = each($content['insert_row']);
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$opts = $this->etemplate->data[0]; // move height + class options of rows
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for ($r = $this->etemplate->rows; $r > $row; --$r)
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{
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$opts['c'.(1+$r)] = $opts["c$r"]; unset($opts["c$r"]);
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$opts['h'.(1+$r)] = $opts["h$r"]; unset($opts["h$r"]);
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}
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$this->etemplate->data[0] = $opts;
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$old = $this->etemplate->data; // move rows itself
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$row_data = array();
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for ($col = 0; $col < $this->etemplate->cols; ++$col)
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{
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$row_data[$this->etemplate->num2chrs($col)] = $this->etemplate->empty_cell();
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}
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$this->etemplate->data[++$row] = $row_data;
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for (; $row <= $this->etemplate->rows; ++$row)
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{
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$this->etemplate->data[1+$row] = $old[$row];
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}
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++$this->etemplate->rows;
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}
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elseif (isset($content['insert_col']))
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{
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list($insert_col) = each($content['insert_col']);
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for ($row = 1; $row <= $this->etemplate->rows; ++$row)
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{
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$old = $row_data = $this->etemplate->data[$row];
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$row_data[$this->etemplate->num2chrs($insert_col)] = $this->etemplate->empty_cell();
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for ($col = $insert_col; $col < $this->etemplate->cols; ++$col)
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{
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$row_data[$this->etemplate->num2chrs(1+$col)] = $old[$this->etemplate->num2chrs($col)];
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}
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$this->etemplate->data[$row] = $row_data;
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}
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$width = $this->etemplate->data[0];
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for ($col = $this->etemplate->cols; $col > $insert_col; --$col)
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{
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$width[$this->etemplate->num2chrs($col)] = $width[$this->etemplate->num2chrs($col-1)];
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}
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unset($width[$this->etemplate->num2chrs($insert_col)]);
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$this->etemplate->data[0] = $width;
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++$this->etemplate->cols;
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}
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elseif (isset($content['exchange_col']))
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{
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list($exchange_col) = each($content['exchange_col']);
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$right = $this->etemplate->num2chrs($exchange_col-1);
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$left = $this->etemplate->num2chrs($exchange_col-2);
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for ($row = 1; $row <= $this->etemplate->rows; ++$row)
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{
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$this->swap($this->etemplate->data[$row][$left],$this->etemplate->data[$row][$right]);
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}
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$this->swap($this->etemplate->data[0][$left],$this->etemplate->data[0][$right]);
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}
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elseif (isset($content['exchange_row']))
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{
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list($er2) = each($content['exchange_row']); $er1 = $er2-1;
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$this->swap($this->etemplate->data[$er1],$this->etemplate->data[$er2]);
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$this->swap($this->etemplate->data[0]["c$er1"],$this->etemplate->data[0]["c$er2"]);
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$this->swap($this->etemplate->data[0]["h$er1"],$this->etemplate->data[0]["h$er2"]);
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}
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elseif (isset($content['delete_row']))
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{
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list($delete_row) = each($content['delete_row']);
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$opts = $this->etemplate->data[0];
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for ($row = $delete_row; $row < $this->etemplate->rows; ++$row)
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{
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$this->etemplate->data[$row] = $this->etemplate->data[1+$row];
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$opts["c$row"] = $opts['c'.(1+$row)];
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$opts["h$row"] = $opts['h'.(1+$row)];
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}
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unset($this->etemplate->data[$this->etemplate->rows--]);
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$this->etemplate->data[0] = $opts;
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}
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elseif (isset($content['delete_col']))
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{
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list($delete_col) = each($content['delete_col']);
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for ($row = 1; $row <= $this->etemplate->rows; ++$row)
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{
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$row_data = $this->etemplate->data[$row];
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for ($col = $delete_col; $col < $this->etemplate->cols; ++$col)
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{
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$row_data[$this->etemplate->num2chrs($col-1)] = $row_data[$this->etemplate->num2chrs($col)];
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}
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unset($row_data[$this->etemplate->num2chrs($this->etemplate->cols-1)]);
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$this->etemplate->data[$row] = $row_data;
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}
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$width = $this->etemplate->data[0];
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for ($col = $delete_col; $col < $this->etemplate->cols; ++$col)
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{
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$width[$this->etemplate->num2chrs($col-1)] = $width[$this->etemplate->num2chrs($col)];
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}
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$this->etemplate->data[0] = $width;
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--$this->etemplate->cols;
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}
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if ($this->debug)
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{
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echo 'editor.process_edit: rows='.$this->etemplate->rows.', cols='.
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$this->etemplate->cols.', data ='; _debug_array($this->etemplate->data);
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}
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// Execute the action resulting from the submit-button
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if ($content['read'])
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{
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if (!$this->etemplate->read($content))
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{
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$content['version'] = ''; // trying it without version
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$msg = $this->messages['other_version'];
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if (!$this->etemplate->read($content))
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{
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$msg = $this->messages['not_found'];
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}
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}
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}
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elseif ($content['delete'])
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{
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$this->delete();
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return;
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}
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elseif ($content['dump'])
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{
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$msg = $this->etemplate->dump2setup($content['name']);
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}
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elseif ($content['save'])
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{
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$ok = $this->etemplate->save($content['name'],$content['template'],$content['lang'],$content['group'],$content['version']);
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$msg = $this->messages[$ok ? 'saved' : 'error_writing'];
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}
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elseif ($content['show'])
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{
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$this->show();
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return;
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}
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elseif ($content['langfile'])
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{
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$additional = array();
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if (substr($content['name'],0,9) == 'etemplate')
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{
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$m = new editor(False);
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$additional = $m->messages + $this->etemplate->types + $this->aligns;
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}
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$msg = $this->etemplate->writeLangFile($content['name'],'en',$additional);
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}
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elseif ($content['db_tools'])
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{
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ExecMethod('etemplate.db_tools.edit');
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return;
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}
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$this->edit($msg);
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}
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function delete($post_vars='',$back = 'edit')
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{
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if (!$post_vars)
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{
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$post_vars = array();
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}
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if (isset($post_vars['name']))
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{
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$read_ok = $this->etemplate->read($post_vars);
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}
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if (isset($post_vars['yes'])) // Delete
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{
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if ($read_ok)
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{
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$read_ok = $this->etemplate->delete();
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}
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$this->edit($this->messages[$read_ok ? 'deleted' : 'not_found']);
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return;
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}
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if (isset($post_vars['no'])) // Back to ...
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{
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if (($back = $post_vars['back']) != 'show')
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{
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$back = 'edit';
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}
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$this->$back();
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return;
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}
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if (isset($GLOBALS['HTTP_GET_VARS']['name']) && !$this->etemplate->read($GLOBALS['HTTP_GET_VARS']))
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{
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$this->edit($this->messages['not_found']);
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return;
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}
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$content = $this->etemplate->as_array() + array('back' => $back);
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$delete = new etemplate('etemplate.editor.delete');
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$delete->exec('etemplate.editor.delete',$content,array(),array(),$content,'');
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}
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function show($post_vars='')
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{
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if (!$post_vars)
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{
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$post_vars = array();
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}
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if (isset($GLOBALS['HTTP_GET_VARS']['name']) && !$this->etemplate->read($GLOBALS['HTTP_GET_VARS']) ||
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isset($post_vars['name']) && !$this->etemplate->read($post_vars))
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{
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$msg = $this->messages['not_found'];
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}
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if (!$msg && isset($post_vars['delete']))
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{
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$this->delete(array(),'show');
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return;
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}
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if (isset($post_vars['edit']))
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{
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$this->edit();
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return;
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}
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$content = $this->etemplate->as_array() + array('msg' => $msg);
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$show = new etemplate('etemplate.editor.show');
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$no_buttons = array(
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'save' => True,
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'show' => True,
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'dump' => True,
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'langfile' => True,
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'size' => True
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);
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if (!$msg && isset($post_vars['values']) && !isset($post_vars['vals']))
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{
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$cont = $post_vars['cont'];
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$this->etemplate->process_show($cont); // need to be done manually as name is set to $this->etemplate object
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for ($r = 1; list($key,$val) = @each($cont); ++$r)
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{
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$vals["@$r"] = $key;
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$vals["A$r"] = $val;
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}
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$show->data[$show->rows]['A']['name'] = 'etemplate.editor.values';
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$show->data[$show->rows]['A']['size'] = 'vals';
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$content['vals'] = $vals;
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}
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else
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{
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$show->data[$show->rows]['A']['name'] = $this->etemplate;
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$vals = $post_vars['vals'];
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$olds = $post_vars['olds']; //unserialize(stripslashes($post_vars['olds']));
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for ($r = 1; isset($vals["A$r"]); ++$r)
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{
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$content['cont'][$olds["@$r"]] = $vals["A$r"];
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}
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}
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$show->exec('etemplate.editor.show',$content,array(),$no_buttons,array('olds' => $vals),'');
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}
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/*!
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@function scan_for_extensions()
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@abstract search the inc-dirs of etemplate and the app whichs template is edited for extensions / custom widgets
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@note extensions are class-files in $app/inc/class.${name}_widget.inc.php
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@returns array with name => human_name of the extensions found
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*/
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function scan_for_extensions($app='etemplate')
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{
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$extensions = array();
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$dir = @opendir(PHPGW_SERVER_ROOT.'/'.$app.'/inc');
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while ($dir && ($file = readdir($dir)))
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{
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if (ereg('class\\.([a-zA-Z0-9_]*)_widget.inc.php',$file,$regs) &&
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($ext = $this->etemplate->loadExtension($regs[1].'.'.$app,$this->etemplate)))
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{
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$extensions[$regs[1]] = $ext->human_name;
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}
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}
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return $extensions;
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}
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};
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