1: <?php
  2: 
  3: /**
  4:  * This file contains the system configuration backend page.
  5:  *
  6:  * @package          Core
  7:  * @subpackage       Backend
  8:  * @author           Timo Trautmann
  9:  * @author           Simon Sprankel
 10:  * @copyright        four for business AG <www.4fb.de>
 11:  * @license          http://www.contenido.org/license/LIZENZ.txt
 12:  * @link             http://www.4fb.de
 13:  * @link             http://www.contenido.org
 14:  */
 15: 
 16: defined('CON_FRAMEWORK') || die('Illegal call: Missing framework initialization - request aborted.');
 17: 
 18: /**
 19:  * Renders a select element with a label.
 20:  *
 21:  * If there are only two possible values which are called true/false,
 22:  * enabled/disabled or 0/1, a checkbox is rendered.
 23:  *
 24:  * Returns an associative array with the label and the input field.
 25:  *
 26:  * @param string $name
 27:  *         the name of the form element
 28:  * @param array  $possibleValues
 29:  *         the possible values
 30:  * @param string $value
 31:  *         the value which should be selected
 32:  * @param string $label
 33:  *         the label text which should be rendered
 34:  * @param int    $width
 35:  *
 36:  * @return array
 37:  *         associative array with the label and the input field
 38:  * 
 39:  * @throws cException
 40:  */
 41: function renderSelectProperty($name, $possibleValues, $value, $label, $width = 328) {
 42:     global $auth;
 43: 
 44:     $return = array();
 45: 
 46:     if (count($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))) {
 47:         // render a checkbox if there are only the values true and false
 48:         $checked = $value == 'true' || $value == '1' || $value == 'enabled';
 49:         $html = new cHTMLCheckbox($name, $possibleValues[0], $name, $checked);
 50:         $html->setLabelText($label);
 51:         $return['label'] = '';
 52:     } else {
 53:         // otherwise render a select box with the possible values
 54:         $html = new cHTMLSelectElement($name);
 55:         foreach ($possibleValues as $possibleValue) {
 56:             $element = new cHTMLOptionElement($possibleValue, $possibleValue);
 57:             if ($possibleValue == $value) {
 58:                 $element->setSelected(true);
 59:             }
 60:             $html->appendOptionElement($element);
 61:         }
 62: 
 63:         //if (in_array($value, array('disabled', 'simple', 'advanced'))) {
 64:         if ($name == 'versioning{_}enabled') {
 65:             $html->setStyle('float:left;padding:3px;width:' . $width . 'px;');
 66:             $return['label'] =
 67:                 ' <div>
 68:                     <span style="width: 284px; display: inline-block; padding: 0px 0px 0px 2px; float:left;">
 69:                         <span style="margin: 0px 10px 0px 0px;">' . i18n("Article versioning") . ':' . '</span>
 70:                         <a
 71:                             href="#"
 72:                             id="pluginInfoDetails-link"
 73:                             class="main i-link infoButton"
 74:                             title="">
 75:                         </a>
 76:                     </span>
 77:                     ' . $html->render() . '
 78:                   </div>
 79:                   <div id="pluginInfoDetails" class="nodisplay">'
 80:                   . i18n('<p><strong>Article versioning:</strong></p>'
 81:                       . '<ul style="list-style:none;">'
 82:                         . '<li>'
 83:                             . 'Review and restore older versions (simple) and create drafts (advanced).'
 84:                             . ' Versions are generated automatically by changing an article.'
 85:                         . '</li>'
 86:                     . '</ul>'
 87:                   . '<p><strong>Modes:</strong></p>'
 88:                       . '<ul class="list">'
 89:                           . '<li class="first"><strong>disabled: </strong> The article versioning is disabled.</li>'
 90:                           . '<li><strong>simple: </strong>Older article versions can be reviewed and restored.</li>'
 91:                           . '<li><strong>advanced: </strong>Additional to the simple-mode, unpublished drafts can be created.</li>'
 92:                       . '</ul>'
 93:                   . '<p><strong>Further informations</strong> can be found in related tabs (Content/Articles/Properties|SEO|Raw data|Editor).</p>'
 94:                   . '</div>');
 95:         } else {
 96:             $html->setStyle('padding:3px;display:block;float:left;width:' . $width . 'px;');
 97:             $return['label'] = renderLabel($label, $name, 280, ':', 'left');
 98:         }
 99: 
100:     }
101: 
102:     // disable the HTML element if user is not a sysadmin
103:     if (cString::findFirstPos($auth->auth['perm'], 'sysadmin') === false) {
104:         $html->updateAttribute('disabled', 'true');
105:     }
106: 
107:     //if (!in_array($value, array('disabled', 'simple', 'advanced'))) {
108:     if ($name != 'versioning{_}enabled') {
109:         $return['input'] = $html->render();
110:     }
111: 
112:     return $return;
113: }
114: 
115: /**
116:  * Renders a cHTMLLabel.
117:  *
118:  * @param string $text
119:  *         the label text
120:  * @param string $name
121:  *         the name of the corresponding input element
122:  * @param int $width
123:  *         the width in pixel
124:  * @param string $seperator
125:  *         the seperator which is written at the end of the label
126:  * @param string $float
127:  * @return string
128:  *         the rendered cHTMLLabel element
129:  */
130: function renderLabel($text, $name, $width = 280, $seperator = ':', $float = '') {
131:     $label = new cHTMLLabel($text . $seperator, $name);
132:     $label->setClass("sys_config_txt_lbl");
133:     if ($float != '') {
134:         $label->setStyle('width:' . $width . 'px;' . 'float:' . $float . ';');
135:     } else {
136:         $label->setStyle('width:' . $width . 'px;');
137:     }
138: 
139: 
140: 
141:     return $label->render();
142: }
143: 
144: /**
145:  * Renders a cHTMLTextbox.
146:  *
147:  * Returns an associative array with the label and the input field.
148:  *
149:  * @param string $name
150:  *         the name of the form element
151:  * @param string $value
152:  *         the value of the text field
153:  * @param string $label
154:  *         the label text
155:  * @param bool $password
156:  *         if the input is a password
157:  * @return array
158:  *         associative array with the label and the input field
159:  */
160: function renderTextProperty($name, $value, $label, $password = false) {
161:     global $auth;
162: 
163:     $textbox = new cHTMLTextbox($name, conHtmlSpecialChars($value), '50', '96');
164:     $textbox->updateAttribute('style', 'width:322px');
165:     // disable the textbox if user is not a sysadmin
166:     if (cString::findFirstPos($auth->auth['perm'], 'sysadmin') === false) {
167:         $textbox->updateAttribute('disabled', 'true');
168:     }
169:     if ($password === true) {
170:         $textbox->updateAttribute('type', 'password');
171:     }
172: 
173:     $return = array();
174:     $return['input'] = $textbox->render();
175:     $return['label'] = renderLabel($label, $name);
176: 
177:     return $return;
178: }
179: 
180: $page = new cGuiPage('system_configuration', '', '1');
181: 
182: // read the properties from the XML file
183: $propertyTypes = cXmlReader::xmlStringToArray(cFileHandler::read($cfg['path']['xml'] . 'system.xml'));
184: $propertyTypes = $propertyTypes['properties'];
185: 
186: // get the stored settings
187: $settings = getSystemProperties();
188: 
189: $reloadHeader = false;
190: // store the system properties
191: if (isset($_POST['action']) && $_POST['action'] == 'edit_sysconf' && $perm->have_perm_area_action($area, 'edit_sysconf')) {
192:     if (cString::findFirstPos($auth->auth['perm'], 'sysadmin') === false) {
193:         $page->displayError(i18n('You don\'t have the permission to make changes here.'));
194:     } else {
195:         // @TODO Find a general solution for this!
196:         if (defined('CON_STRIPSLASHES')) {
197:             $post = cString::stripSlashes($_POST);
198:         } else {
199:             $post = $_POST;
200:         }
201:         $stored = false;
202:         foreach ($propertyTypes as $type => $properties) {
203:             foreach ($properties as $name => $infos) {
204:                 // get the posted value
205:                 $fieldName = $type . '{_}' . $name;
206:                 if (isset($post[$fieldName])) {
207:                     $value = $post[$fieldName];
208:                 } else {
209:                     $value = (isset($infos['values'][1])) ? $infos['values'][1] : 'false';
210:                 }
211: 
212:                 $storedValue = $settings[$type][$name];
213:                 if ($storedValue != $value && (is_array($infos['values']) && $value != '' || !is_array($infos['values']))) {
214:                     if ($type == 'update' && $name == 'check_period' && $value < 60) {
215:                         $page->displayError(i18n('Update check period must be at least 60 minutes.'));
216:                         $stored = false;
217:                         // break out of both loops
218:                         break 2;
219:                     } else {
220:                         setSystemProperty($type, $name, $value);
221:                         // also update the settings array because it is used below
222:                         $settings[$type][$name] = $value;
223:                         $stored = true;
224: 
225:                         if (($type == 'debug' && $name == 'debug_to_screen') || ($type == 'system' && $name == 'clickmenu')) {
226:                             $reloadHeader = true;
227:                         }
228:                     }
229:                 }
230:             }
231:         }
232:         if ($stored) {
233:             $page->displayOk(i18n('Changes saved'));
234:         }
235:     }
236: }
237: 
238: // generate the table for changing the system properties
239: $form = new cGuiTableForm('system_configuration');
240: $form->addHeader(i18n('System configuration'));
241: $form->setVar('area', $area);
242: $form->setVar('frame', $frame);
243: $form->setVar('action', 'edit_sysconf');
244: 
245: // show a disabled OK button if user is not a sysadmin
246: if (cString::findFirstPos($auth->auth['perm'], 'sysadmin') === false) {
247:     $form->setActionButton('submit', cRegistry::getBackendUrl() . 'images/but_ok_off.gif', i18n("You are not sysadmin. You can't change these settings."), 's');
248: }
249: 
250: $groups = array();
251: $currentGroup = '';
252: $leftContent = '';
253: // iterate over all property types
254: foreach ($propertyTypes as $type => $properties) {
255:     foreach ($properties as $name => $infos) {
256:         // $infos is an array with the keys 'values', 'label' and 'group'
257:         // extend the groups array if it is a new group
258:         if (!isset($groups[$infos['group']])) {
259:             $groups[$infos['group']] = '';
260:         }
261: 
262:         // get the currently stored value
263:         if (isset($settings[$type][$name])) {
264:             $value = $settings[$type][$name];
265:         } else {
266:             $value = '';
267:         }
268: 
269:         // render the HTML and add it to the groups array
270:         $fieldName = $type . '{_}' . $name;
271:         if (is_array($infos['values'])) {
272:             $htmlElement = renderSelectProperty($fieldName, $infos['values'], $value, i18n($infos['label']));
273:         } else {
274:             if (cString::getStringLength($name) > 5 && cString::getPartOfString($name, -5) === '_pass') {
275:                 $htmlElement = renderTextProperty($fieldName, $value, i18n($infos['label']), true);
276:             } else {
277:                 $htmlElement = renderTextProperty($fieldName, $value, i18n($infos['label']));
278:             }
279:         }
280: 
281:         $groups[$infos['group']] .= new cHTMLDiv($htmlElement['label'] . $htmlElement['input'], 'systemSetting');
282:     }
283: }
284: 
285: // render the group names and the corresponding settings
286: foreach ($groups as $groupName => $groupSettings) {
287:     $groupName = i18n($groupName);
288:     $form->add(renderLabel($groupName, '', 150, ''), $groupSettings);
289: }
290: 
291: // show error if user is not allowed to see the page
292: if ($perm->have_perm_area_action($area, 'edit_sysconf')) {
293:     $page->set('s', 'RELOAD_HEADER', ($reloadHeader) ? 'true' : 'false');
294:     $page->set('s', 'FORM', $form->render());
295: } else {
296:     $page->displayCriticalError(i18n('Access denied'));
297: }
298: 
299: $page->render();
300: