ILIAS  Release_5_0_x_branch Revision 61816
 All Data Structures Namespaces Files Functions Variables Groups Pages
class.ilSurveyPhrasesGUI.php
Go to the documentation of this file.
1 <?php
2  /*
3  +----------------------------------------------------------------------------+
4  | ILIAS open source |
5  +----------------------------------------------------------------------------+
6  | Copyright (c) 1998-2001 ILIAS open source, University of Cologne |
7  | |
8  | This program is free software; you can redistribute it and/or |
9  | modify it under the terms of the GNU General Public License |
10  | as published by the Free Software Foundation; either version 2 |
11  | of the License, or (at your option) any later version. |
12  | |
13  | This program is distributed in the hope that it will be useful, |
14  | but WITHOUT ANY WARRANTY; without even the implied warranty of |
15  | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
16  | GNU General Public License for more details. |
17  | |
18  | You should have received a copy of the GNU General Public License |
19  | along with this program; if not, write to the Free Software |
20  | Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. |
21  +----------------------------------------------------------------------------+
22 */
23 
35 class ilSurveyPhrasesGUI
36 {
37  var $object;
38  var $gui_object;
39  var $lng;
40  var $tpl;
41  var $ctrl;
42  var $ilias;
43  var $tree;
44  var $ref_id;
45 
50  function __construct($a_object)
51  {
52  global $lng, $tpl, $ilCtrl, $ilias, $tree;
53 
54  include_once "./Modules/SurveyQuestionPool/classes/class.ilSurveyPhrases.php";
55  $this->lng =& $lng;
56  $this->tpl =& $tpl;
57  $this->ctrl =& $ilCtrl;
58  $this->ilias =& $ilias;
59  $this->gui_object =& $a_object;
60  $this->object = new ilSurveyPhrases();
61  $this->tree =& $tree;
62  $this->ref_id = $a_object->ref_id;
63  $this->ctrl->saveParameter($this, "p_id");
64  }
65 
69  public function &executeCommand()
70  {
71  $cmd = $this->ctrl->getCmd();
72  $next_class = $this->ctrl->getNextClass($this);
73 
74  $cmd = $this->getCommand($cmd);
75  switch($next_class)
76  {
77  default:
78  $ret =& $this->$cmd();
79  break;
80  }
81  return $ret;
82  }
83 
87  public function getCommand($cmd)
88  {
89  return $cmd;
90  }
91 
95  public function deletePhrase()
96  {
97  ilUtil::sendInfo();
98 
99  $checked_phrases = $_POST['phrase'];
100  if (count($checked_phrases))
101  {
102  ilUtil::sendQuestion($this->lng->txt("qpl_confirm_delete_phrases"));
103  $this->deletePhrasesForm($checked_phrases);
104  return;
105  }
106  else
107  {
108  ilUtil::sendInfo($this->lng->txt("qpl_delete_phrase_select_none"));
109  $this->phrases();
110  return;
111  }
112  }
113 
119  public function phrases()
120  {
121  global $rbacsystem, $ilToolbar;
122 
123  $this->ctrl->setParameter($this, "p_id", "");
124 
125  if ($rbacsystem->checkAccess("write", $this->ref_id))
126  {
127  include_once "Services/UIComponent/Button/classes/class.ilLinkButton.php";
128  $button = ilLinkButton::getInstance();
129  $button->setCaption("phrase_new");
130  $button->setUrl($this->ctrl->getLinkTarget($this, "newPhrase"));
131  $ilToolbar->addButtonInstance($button);
132 
133  include_once "./Modules/SurveyQuestionPool/classes/tables/class.ilSurveyPhrasesTableGUI.php";
134  $table_gui = new ilSurveyPhrasesTableGUI($this, 'phrases');
135  $phrases =& ilSurveyPhrases::_getAvailablePhrases(1);
136  $data = array();
137  foreach ($phrases as $phrase_id => $phrase_array)
138  {
139  $categories =& ilSurveyPhrases::_getCategoriesForPhrase($phrase_id);
140  array_push($data, array('phrase_id' => $phrase_id, 'phrase' => $phrase_array["title"], 'answers' => join($categories, ", ")));
141  }
142  $table_gui->setData($data);
143  $this->tpl->setContent($table_gui->getHTML());
144  }
145  else
146  {
147  ilUtil::sendInfo($this->lng->txt("cannot_manage_phrases"));
148  }
149  }
150 
154  public function cancelDeletePhrase()
155  {
156  $this->ctrl->redirect($this, "phrases");
157  }
158 
162  public function confirmDeletePhrase()
163  {
164  $phrases = $_POST['phrase'];
165  $this->object->deletePhrases($phrases);
166  ilUtil::sendSuccess($this->lng->txt("qpl_phrases_deleted"), true);
167  $this->ctrl->redirect($this, "phrases");
168  }
169 
170  protected function getCategoriesForPhrase($phrase_id)
171  {
172  global $ilDB;
173 
174  include_once "./Modules/SurveyQuestionPool/classes/class.SurveyCategories.php";
175  $categories = new SurveyCategories();
176  $result = $ilDB->queryF("SELECT svy_category.title, svy_category.neutral, svy_phrase_cat.sequence FROM svy_phrase_cat, svy_category WHERE svy_phrase_cat.phrase_fi = %s AND svy_phrase_cat.category_fi = svy_category.category_id ORDER BY svy_phrase_cat.sequence ASC",
177  array('integer'),
178  array($phrase_id)
179  );
180  if ($result->numRows() > 0)
181  {
182  while ($data = $ilDB->fetchAssoc($result))
183  {
184  $categories->addCategory($data["title"], 0, $data["neutral"], null, $data['sequence']);
185  }
186  }
187  return $categories;
188  }
189 
190  protected function getPhraseTitle($phrase_id)
191  {
192  global $ilDB;
193 
194  $result = $ilDB->queryF("SELECT svy_phrase.title FROM svy_phrase WHERE svy_phrase.phrase_id = %s",
195  array('integer'),
196  array($phrase_id)
197  );
198  if ($result->numRows() > 0)
199  {
200  $row = $ilDB->fetchAssoc($result);
201  return $row['title'];
202  }
203  return null;
204  }
205 
211  public function deletePhrasesForm($checked_phrases)
212  {
213  include_once "./Modules/SurveyQuestionPool/classes/tables/class.ilSurveyPhrasesTableGUI.php";
214  $table_gui = new ilSurveyPhrasesTableGUI($this, 'phrases', true);
215  $phrases =& ilSurveyPhrases::_getAvailablePhrases(1);
216  $data = array();
217  foreach ($checked_phrases as $phrase_id)
218  {
219  $phrase_array = $phrases[$phrase_id];
220  $categories =& ilSurveyPhrases::_getCategoriesForPhrase($phrase_id);
221  array_push($data, array('phrase_id' => $phrase_id, 'phrase' => $phrase_array["title"], 'answers' => join($categories, ", ")));
222  }
223  $table_gui->setData($data);
224  $this->tpl->setVariable('ADM_CONTENT', $table_gui->getHTML());
225  }
226 
227  public function cancelEditPhrase()
228  {
229  $this->ctrl->redirect($this, 'phrases');
230  }
231 
232  public function saveEditPhrase()
233  {
234  $result = $this->writePostData();
235  if ($result == 0)
236  {
237  if ($_GET['p_id'])
238  {
239  $this->object->updatePhrase($_GET['p_id']);
240  ilUtil::sendSuccess($this->lng->txt('phrase_saved'), true);
241  }
242  else
243  {
244  $this->object->savePhrase();
245  ilUtil::sendSuccess($this->lng->txt('phrase_added'), true);
246  }
247  $this->ctrl->redirect($this, 'phrases');
248  }
249  }
250 
257  function writePostData($always = false)
258  {
259  global $ilDB;
260  $hasErrors = (!$always) ? $this->phraseEditor(true) : false;
261  if (!$hasErrors)
262  {
263  $this->object->title = $_POST["title"];
264  include_once "./Modules/SurveyQuestionPool/classes/class.SurveyCategories.php";
265  $categories = new SurveyCategories();
266  foreach ($_POST['answers']['answer'] as $key => $value)
267  {
268  if (strlen($value)) $categories->addCategory($value, $_POST['answers']['other'][$key], 0, null, $_POST['answers']['scale'][$key]);
269  }
270  if (strlen($_POST['answers']['neutral']))
271  {
272  $categories->addCategory($_POST['answers']['neutral'], 0, 1, null, $_POST['answers_neutral_scale']);
273  }
274  $this->object->categories = $categories;
275  return 0;
276  }
277  else
278  {
279  return 1;
280  }
281  }
282 
283  public function newPhrase()
284  {
285  $this->ctrl->redirect($this, 'phraseEditor');
286  }
287 
288  public function editPhrase()
289  {
290  if (!array_key_exists('phrase', $_POST))
291  {
292  ilUtil::sendFailure($this->lng->txt('no_phrase_selected'), true);
293  $this->ctrl->redirect($this, 'phrases');
294  }
295  if ((array_key_exists('phrase', $_POST)) && count($_POST['phrase']) > 1)
296  {
297  ilUtil::sendFailure($this->lng->txt('select_max_one_item'), true);
298  $this->ctrl->redirect($this, 'phrases');
299  }
300  $phrase_id = (array_key_exists('phrase', $_POST)) ? $_POST['phrase'][key($_POST['phrase'])] : null;
301  if ($phrase_id)
302  {
303  $this->ctrl->setParameter($this, 'p_id', $phrase_id);
304  }
305  $this->ctrl->redirect($this, 'phraseEditor');
306  }
307 
308  public function phraseEditor($checkonly = FALSE)
309  {
310  $save = (strcmp($this->ctrl->getCmd(), "saveEditPhrase") == 0) ? TRUE : FALSE;
311 
312  include_once("./Services/Form/classes/class.ilPropertyFormGUI.php");
313  $form = new ilPropertyFormGUI();
314  $form->setFormAction($this->ctrl->getFormAction($this, 'phraseEditor'));
315  $form->setTitle($this->lng->txt('edit_phrase'));
316  $form->setMultipart(FALSE);
317  $form->setTableWidth("100%");
318  $form->setId("phraseeditor");
319 
320  $phrase_id = $_GET['p_id'];
321 
322  // title
323  $title = new ilTextInputGUI($this->lng->txt("title"), "title");
324  $title->setValue($this->getPhraseTitle($phrase_id));
325  $title->setRequired(TRUE);
326  $form->addItem($title);
327 
328  // Answers
329  include_once "./Modules/SurveyQuestionPool/classes/class.ilCategoryWizardInputGUI.php";
330  $answers = new ilCategoryWizardInputGUI($this->lng->txt("answers"), "answers");
331  $answers->setRequired(true);
332  $answers->setAllowMove(true);
333  $answers->setShowWizard(false );
334  $answers->setShowSavePhrase(false);
335  $answers->setUseOtherAnswer(false);
336  $answers->setShowNeutralCategory(true);
337  $answers->setNeutralCategoryTitle($this->lng->txt('matrix_neutral_answer'));
338  include_once "./Modules/SurveyQuestionPool/classes/class.SurveyCategories.php";
339  $categories =& $this->getCategoriesForPhrase($phrase_id);
340  if (!$categories->getCategoryCount())
341  {
342  $categories->addCategory("");
343  }
344  $answers->setValues($categories);
345  $answers->setDisabledScale(true);
346  $form->addItem($answers);
347 
348  $form->addCommandButton("saveEditPhrase", $this->lng->txt("save"));
349  $form->addCommandButton("cancelEditPhrase", $this->lng->txt("cancel"));
350 
351  $errors = false;
352 
353  if ($save)
354  {
355  $form->setValuesByPost();
356  $errors = !$form->checkInput();
357  $form->setValuesByPost(); // again, because checkInput now performs the whole stripSlashes handling and we need this if we don't want to have duplication of backslashes
358  if ($errors) $checkonly = false;
359  }
360 
361  if (!$checkonly) $this->tpl->setVariable("ADM_CONTENT", $form->getHTML());
362  return $errors;
363  }
364 
365 }
366 ?>