1: <?php
  2: 
  3: /**
  4:  * This file contains the system configuration backend page.
  5:  *
  6:  * @package          Core
  7:  * @subpackage       Backend
  8:  * @version          SVN Revision $Rev:$
  9:  *
 10:  * @author           Timo Trautmann, Simon Sprankel
 11:  * @copyright        four for business AG <www.4fb.de>
 12:  * @license          http://www.contenido.org/license/LIZENZ.txt
 13:  * @link             http://www.4fb.de
 14:  * @link             http://www.contenido.org
 15:  */
 16: 
 17: defined('CON_FRAMEWORK') || die('Illegal call: Missing framework initialization - request aborted.');
 18: 
 19: /**
 20:  * Renders a select element with a label.
 21:  *
 22:  * If there are only two possible values which are called true/false,
 23:  * enabled/disabled or 0/1, a checkbox is rendered.
 24:  *
 25:  * Returns an associative array with the label and the input field.
 26:  *
 27:  * @param string $name
 28:  *         the name of the form element
 29:  * @param array $possibleValues
 30:  *         the possible values
 31:  * @param string $value
 32:  *         the value which should be selected
 33:  * @param string $label
 34:  *         the label text which should be rendered
 35:  * @param int $width
 36:  * @return array
 37:  *         associative array with the label and the input field
 38:  */
 39: function renderSelectProperty($name, $possibleValues, $value, $label, $width = 328) {
 40:     global $auth;
 41: 
 42:     $return = array();
 43: 
 44:     if (count($possibleValues) === 2 && (in_array('true', $possibleValues) && in_array('false', $possibleValues) || in_array('enabled', $possibleValues) && in_array('disabled', $possibleValues) || in_array('0', $possibleValues) && in_array('1', $possibleValues))) {
 45:         // render a checkbox if there are only the values true and false
 46:         $checked = $value == 'true' || $value == '1' || $value == 'enabled';
 47:         $html = new cHTMLCheckbox($name, $possibleValues[0], $name, $checked);
 48:         $html->setLabelText($label);
 49:         $return['label'] = '';
 50:     } else {
 51:         // otherwise render a select box with the possible values
 52:         $html = new cHTMLSelectElement($name);
 53:         foreach ($possibleValues as $possibleValue) {
 54:             $element = new cHTMLOptionElement($possibleValue, $possibleValue);
 55:             if ($possibleValue == $value) {
 56:                 $element->setSelected(true);
 57:             }
 58:             $html->appendOptionElement($element);
 59:         }
 60: 
 61:         //if (in_array($value, array('disabled', 'simple', 'advanced'))) {
 62:         if ($name == 'versioning{_}enabled') {
 63:             $html->setStyle('float:left;padding:3px;width:' . $width . 'px;');
 64:             $return['label'] =
 65:                 ' <div>
 66:                     <span style="width: 284px; display: inline-block; padding: 0px 0px 0px 2px; float:left;">
 67:                         <span style="margin: 0px 10px 0px 0px;">' . i18n("Article versioning") . ':' . '</span>
 68:                         <a
 69:                             href="#"
 70:                             id="pluginInfoDetails-link"
 71:                             class="main i-link infoButton"
 72:                             title="">
 73:                         </a>
 74:                     </span>
 75:                     ' . $html->render() . '
 76:                   </div>
 77:                   <div id="pluginInfoDetails" class="nodisplay">'
 78:                   . i18n('<p><strong>Article versioning:</strong></p>'
 79:                       . '<ul style="list-style:none;">'
 80:                         . '<li>'
 81:                             . 'Review and restore older versions (simple) and create drafts (advanced).'
 82:                             . ' Versions are generated automatically by changing an article.'
 83:                         . '</li>'
 84:                     . '</ul>'
 85:                   . '<p><strong>Modes:</strong></p>'
 86:                       . '<ul class="list">'
 87:                           . '<li class="first"><strong>disabled: </strong> The article versioning is disabled.</li>'
 88:                           . '<li><strong>simple: </strong>Older article versions can be reviewed and restored.</li>'
 89:                           . '<li><strong>advanced: </strong>Additional to the simple-mode, unpublished drafts can be created.</li>'
 90:                       . '</ul>'
 91:                   . '<p><strong>Further informations</strong> can be found in related tabs (Content/Articles/Properties|SEO|Raw data|Editor).</p>'
 92:                   . '</div>');
 93:         } else {
 94:             $html->setStyle('padding:3px;display:block;float:left;width:' . $width . 'px;');
 95:             $return['label'] = renderLabel($label, $name, 280, ':', 'left');
 96:         }
 97: 
 98:     }
 99: 
100:     // disable the HTML element if user is not a sysadmin
101:     if (strpos($auth->auth['perm'], 'sysadmin') === false) {
102:         $html->updateAttribute('disabled', 'true');
103:     }
104: 
105:     //if (!in_array($value, array('disabled', 'simple', 'advanced'))) {
106:     if ($name != 'versioning{_}enabled') {
107:         $return['input'] = $html->render();
108:     }
109: 
110:     return $return;
111: }
112: 
113: /**
114:  * Renders a cHTMLLabel.
115:  *
116:  * @param string $text
117:  *         the label text
118:  * @param string $name
119:  *         the name of the corresponding input element
120:  * @param string $width
121:  *         the width in pixel
122:  * @param string $seperator
123:  *         the seperator which is written at the end of the label
124:  * @param string $float
125:  * @return string
126:  *         the rendered cHTMLLabel element
127:  */
128: function renderLabel($text, $name, $width = 280, $seperator = ':', $float = '') {
129:     $label = new cHTMLLabel($text . $seperator, $name);
130:     $label->setClass("sys_config_txt_lbl");
131:     if ($float != '') {
132:         $label->setStyle('width:' . $width . 'px;' . 'float:' . $float . ';');
133:     } else {
134:         $label->setStyle('width:' . $width . 'px;');
135:     }
136: 
137: 
138: 
139:     return $label->render();
140: }
141: 
142: /**
143:  * Renders a cHTMLTextbox.
144:  *
145:  * Returns an associative array with the label and the input field.
146:  *
147:  * @param string $name
148:  *         the name of the form element
149:  * @param string $value
150:  *         the value of the text field
151:  * @param string $label
152:  *         the label text
153:  * @param bool $password
154:  *         if the input is a password
155:  * @return array
156:  *         associative array with the label and the input field
157:  */
158: function renderTextProperty($name, $value, $label, $password = false) {
159:     global $auth;
160: 
161:     $textbox = new cHTMLTextbox($name, conHtmlSpecialChars($value), '50', '96');
162:     $textbox->updateAttribute('style', 'width:322px');
163:     // disable the textbox if user is not a sysadmin
164:     if (strpos($auth->auth['perm'], 'sysadmin') === false) {
165:         $textbox->updateAttribute('disabled', 'true');
166:     }
167:     if ($password === true) {
168:         $textbox->updateAttribute('type', 'password');
169:     }
170: 
171:     $return = array();
172:     $return['input'] = $textbox->render();
173:     $return['label'] = renderLabel($label, $name);
174: 
175:     return $return;
176: }
177: 
178: $page = new cGuiPage('system_configuration', '', '1');
179: 
180: // read the properties from the XML file
181: $propertyTypes = cXmlReader::xmlStringToArray(cFileHandler::read($cfg['path']['xml'] . 'system.xml'));
182: $propertyTypes = $propertyTypes['properties'];
183: 
184: // get the stored settings
185: $settings = getSystemProperties();
186: 
187: $reloadHeader = false;
188: // store the system properties
189: if (isset($_POST['action']) && $_POST['action'] == 'edit_sysconf' && $perm->have_perm_area_action($area, 'edit_sysconf')) {
190:     if (strpos($auth->auth['perm'], 'sysadmin') === false) {
191:         $page->displayError(i18n('You don\'t have the permission to make changes here.'));
192:     } else {
193:         // @TODO Find a general solution for this!
194:         if (defined('CON_STRIPSLASHES')) {
195:             $post = cString::stripSlashes($_POST);
196:         } else {
197:             $post = $_POST;
198:         }
199:         $stored = false;
200:         foreach ($propertyTypes as $type => $properties) {
201:             foreach ($properties as $name => $infos) {
202:                 // get the posted value
203:                 $fieldName = $type . '{_}' . $name;
204:                 if (isset($post[$fieldName])) {
205:                     $value = $post[$fieldName];
206:                 } else {
207:                     $value = (isset($infos['values'][1])) ? $infos['values'][1] : 'false';
208:                 }
209: 
210:                 $storedValue = $settings[$type][$name];
211:                 if ($storedValue != $value && (is_array($infos['values']) && $value != '' || !is_array($infos['values']))) {
212:                     if ($type == 'update' && $name == 'check_period' && $value < 60) {
213:                         $page->displayError(i18n('Update check period must be at least 60 minutes.'));
214:                         $stored = false;
215:                         // break out of both loops
216:                         break 2;
217:                     } else {
218:                         setSystemProperty($type, $name, $value);
219:                         // also update the settings array because it is used below
220:                         $settings[$type][$name] = $value;
221:                         $stored = true;
222: 
223:                         if (($type == 'debug' && $name == 'debug_to_screen') || ($type == 'system' && $name == 'clickmenu')) {
224:                             $reloadHeader = true;
225:                         }
226:                     }
227:                 }
228:             }
229:         }
230:         if ($stored) {
231:             $page->displayOk(i18n('Changes saved'));
232:         }
233:     }
234: }
235: 
236: // generate the table for changing the system properties
237: $form = new cGuiTableForm('system_configuration');
238: $form->addHeader(i18n('System configuration'));
239: $form->setVar('area', $area);
240: $form->setVar('frame', $frame);
241: $form->setVar('action', 'edit_sysconf');
242: 
243: // show a disabled OK button if user is not a sysadmin
244: if (strpos($auth->auth['perm'], 'sysadmin') === false) {
245:     $form->setActionButton('submit', cRegistry::getBackendUrl() . 'images/but_ok_off.gif', i18n("You are not sysadmin. You can't change these settings."), 's');
246: }
247: 
248: $groups = array();
249: $currentGroup = '';
250: $leftContent = '';
251: // iterate over all property types
252: foreach ($propertyTypes as $type => $properties) {
253:     foreach ($properties as $name => $infos) {
254:         // $infos is an array with the keys 'values', 'label' and 'group'
255:         // extend the groups array if it is a new group
256:         if (!isset($groups[$infos['group']])) {
257:             $groups[$infos['group']] = '';
258:         }
259: 
260:         // get the currently stored value
261:         if (isset($settings[$type][$name])) {
262:             $value = $settings[$type][$name];
263:         } else {
264:             $value = '';
265:         }
266: 
267:         // render the HTML and add it to the groups array
268:         $fieldName = $type . '{_}' . $name;
269:         if (is_array($infos['values'])) {
270:             $htmlElement = renderSelectProperty($fieldName, $infos['values'], $value, i18n($infos['label']));
271:         } else {
272:             if (strlen($name) > 5 && substr($name, -5) === '_pass') {
273:                 $htmlElement = renderTextProperty($fieldName, $value, i18n($infos['label']), true);
274:             } else {
275:                 $htmlElement = renderTextProperty($fieldName, $value, i18n($infos['label']));
276:             }
277:         }
278: 
279:         $groups[$infos['group']] .= new cHTMLDiv($htmlElement['label'] . $htmlElement['input'], 'systemSetting');
280:     }
281: }
282: 
283: // render the group names and the corresponding settings
284: foreach ($groups as $groupName => $groupSettings) {
285:     $groupName = i18n($groupName);
286:     $form->add(renderLabel($groupName, '', 150, ''), $groupSettings);
287: }
288: 
289: // show error if user is not allowed to see the page
290: if ($perm->have_perm_area_action($area, 'edit_sysconf')) {
291:     $page->set('s', 'RELOAD_HEADER', ($reloadHeader) ? 'true' : 'false');
292:     $page->set('s', 'FORM', $form->render());
293: } else {
294:     $page->displayCriticalError(i18n('Access denied'));
295: }
296: 
297: $page->render();
298: