1<?php
2
3namespace dokuwiki\plugin\struct\meta;
4
5use dokuwiki\Form\Form;
6use dokuwiki\plugin\struct\types\Text;
7
8/**
9 * Class SchemaEditor
10 *
11 * Provides the editing interface for a given Schema as used in the admin backend. The actual modifying of the
12 * schema happens in the SchemaBuilder class.
13 *
14 * @package dokuwiki\plugin\struct\meta
15 */
16class SchemaEditor
17{
18    /** @var Schema the schema that is edited */
19    protected $schema;
20
21    /** @var \DokuWiki_Plugin */
22    protected $hlp;
23
24    /**
25     * SchemaEditor constructor.
26     * @param Schema $schema
27     */
28    public function __construct(Schema $schema)
29    {
30        $this->schema = $schema;
31        $this->hlp = plugin_load('helper', 'struct_config');
32    }
33
34    /**
35     * Returns the Admin Form to edit the schema
36     *
37     * This data is processed by the SchemaBuilder class
38     *
39     * @return string the HTML for the editor form
40     * @see SchemaBuilder
41     */
42    public function getEditor()
43    {
44        $form = new Form(array('method' => 'POST', 'id' => 'plugin__struct_editor'));
45        $form->setHiddenField('do', 'admin');
46        $form->setHiddenField('page', 'struct_schemas');
47        $form->setHiddenField('table', $this->schema->getTable());
48        $form->setHiddenField('schema[id]', $this->schema->getId());
49
50        $form->addHTML('<table class="inline">');
51        $form->addHTML("<tr>
52            <th>{$this->hlp->getLang('editor_sort')}</th>
53            <th>{$this->hlp->getLang('editor_label')}</th>
54            <th>{$this->hlp->getLang('editor_multi')}</th>
55            <th>{$this->hlp->getLang('editor_conf')}</th>
56            <th>{$this->hlp->getLang('editor_type')}</th>
57            <th>{$this->hlp->getLang('editor_enabled')}</th>
58        </tr>");
59
60
61        foreach ($this->schema->getColumns() as $key => $col) {
62            $form->addHTML($this->adminColumn($col->getColref(), $col));
63        }
64
65        // FIXME new one needs to be added dynamically, this is just for testing
66        $form->addHTML($this->adminColumn('new1', new Column($this->schema->getMaxsort() + 10, new Text()), 'new'));
67
68        $form->addHTML('</table>');
69
70        $form->addFieldsetOpen();
71        $config = json_encode($this->schema->getConfig(), JSON_PRETTY_PRINT);
72        $form->addHTML(
73            '<textarea name="schema[config]" id="schemaConfig" cols="45" rows="10" class="config">' .
74            hsc($config) .
75            '</textarea>'
76        );
77        $form->addFieldsetClose();
78
79
80        $form->addButton('save', 'Save')->attr('type', 'submit');
81        return $form->toHTML() . $this->initJSONEditor();
82    }
83
84    /**
85     * Gives the code to attach the JSON editor to the config field
86     *
87     * We do not use the "normal" way, because this is rarely used code and there's no need to always load it.
88     * @return string
89     */
90    protected function initJSONEditor()
91    {
92        $html = '';
93        $html .= '<link href="' . DOKU_BASE .
94            'lib/plugins/struct/jsoneditor/jsoneditor.min.css" rel="stylesheet" type="text/css">';
95        $html .= '<link href="' . DOKU_BASE .
96            'lib/plugins/struct/jsoneditor/setup.css" rel="stylesheet" type="text/css">';
97        $html .= '<script src="' . DOKU_BASE .
98            'lib/plugins/struct/jsoneditor/jsoneditor-minimalist.min.js" defer="defer"></script>';
99        $html .= '<script src="' . DOKU_BASE .
100            'lib/plugins/struct/jsoneditor/setup.js" defer="defer"></script>';
101        return $html;
102    }
103
104    /**
105     * Returns the HTML to edit a single column definition of the schema
106     *
107     * @param string $column_id
108     * @param Column $col
109     * @param string $key The key to use in the form
110     * @return string
111     * @todo this should probably be reused for adding new columns via AJAX later?
112     */
113    protected function adminColumn($column_id, Column $col, $key = 'cols')
114    {
115        $base = 'schema[' . $key . '][' . $column_id . ']'; // base name for all fields
116
117        $class = $col->isEnabled() ? '' : 'disabled';
118
119        $html = "<tr class=\"$class\">";
120
121        $html .= '<td class="sort">';
122        $html .= '<input type="text" name="' . $base . '[sort]" value="' . hsc($col->getSort()) . '" size="3">';
123        $html .= '</td>';
124
125        $html .= '<td class="label">';
126        $html .= '<input type="text" name="' . $base . '[label]" value="' . hsc($col->getType()->getLabel()) . '">';
127        $html .= '</td>';
128
129        $html .= '<td class="ismulti">';
130        $checked = $col->getType()->isMulti() ? 'checked="checked"' : '';
131        $html .= '<input type="checkbox" name="' . $base . '[ismulti]" value="1" ' . $checked . '>';
132        $html .= '</td>';
133
134        $html .= '<td class="config">';
135        $config = json_encode($col->getType()->getConfig(), JSON_PRETTY_PRINT);
136        $html .= '<textarea name="' . $base . '[config]" cols="45" rows="10" class="config">' .
137            hsc($config) .
138            '</textarea>';
139        $html .= '</td>';
140
141        $types = array_keys(Column::allTypes());
142        $html .= '<td class="class">';
143        $html .= '<select name="' . $base . '[class]">';
144        foreach ($types as $type) {
145            $selected = ($col->getType()->getClass() == $type) ? 'selected="selected"' : '';
146            $html .= '<option value="' . hsc($type) . '" ' . $selected . '>' . hsc($type) . '</option>';
147        }
148        $html .= '</select>';
149        $html .= '</td>';
150
151
152        $html .= '<td class="isenabled">';
153        $checked = $col->isEnabled() ? 'checked="checked"' : '';
154        $html .= '<input type="checkbox" name="' . $base . '[isenabled]" value="1" ' . $checked . '>';
155        $html .= '</td>';
156
157        $html .= '</tr>';
158
159        return $html;
160    }
161}
162