ILIAS  Release_5_0_x_branch Revision 61816
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class.ilImageWizardInputGUI.php
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1 <?php
2 /* Copyright (c) 1998-2013 ILIAS open source, Extended GPL, see docs/LICENSE */
3 
4 require_once 'Services/Form/classes/class.ilTextInputGUI.php';
5 require_once 'Services/UIComponent/Glyph/classes/class.ilGlyphGUI.php';
6 
14 class ilImageWizardInputGUI extends ilTextInputGUI
15 {
16  protected $values = array();
17  protected $allowMove = false;
18  protected $qstObject = null;
19  protected $suffixes = array();
20 
27  function __construct($a_title = "", $a_postvar = "")
28  {
29  parent::__construct($a_title, $a_postvar);
30  $this->setSuffixes(array("jpg", "jpeg", "png", "gif"));
31  $this->setSize('25');
32  $this->validationRegexp = "";
33  }
34 
40  function setValue($a_value)
41  {
42  $this->values = array();
43  if (is_array($a_value))
44  {
45  if (is_array($a_value['count']))
46  {
47  foreach ($a_value['count'] as $index => $value)
48  {
49  array_push($this->values, $a_value['imagename'][$index]);
50  }
51  }
52  }
53  }
54 
60  function setSuffixes($a_suffixes)
61  {
62  $this->suffixes = $a_suffixes;
63  }
64 
70  function getSuffixes()
71  {
72  return $this->suffixes;
73  }
74 
80  function setValues($a_values)
81  {
82  $this->values = $a_values;
83  }
84 
90  function getValues()
91  {
92  return $this->values;
93  }
94 
100  function setQuestionObject($a_value)
101  {
102  $this->qstObject =& $a_value;
103  }
104 
110  function getQuestionObject()
111  {
112  return $this->qstObject;
113  }
114 
120  function setAllowMove($a_allow_move)
121  {
122  $this->allowMove = $a_allow_move;
123  }
124 
130  function getAllowMove()
131  {
132  return $this->allowMove;
133  }
134 
140  function checkInput()
141  {
142  global $lng;
143 
144  if (is_array($_POST[$this->getPostVar()])) $_POST[$this->getPostVar()] = ilUtil::stripSlashesRecursive($_POST[$this->getPostVar()]);
145  if (is_array($_FILES[$this->getPostVar()]['error']['image']))
146  {
147  foreach ($_FILES[$this->getPostVar()]['error']['image'] as $index => $error)
148  {
149  // error handling
150  if ($error > 0)
151  {
152  switch ($error)
153  {
154  case UPLOAD_ERR_INI_SIZE:
155  $this->setAlert($lng->txt("form_msg_file_size_exceeds"));
156  return false;
157  break;
158 
159  case UPLOAD_ERR_FORM_SIZE:
160  $this->setAlert($lng->txt("form_msg_file_size_exceeds"));
161  return false;
162  break;
163 
164  case UPLOAD_ERR_PARTIAL:
165  $this->setAlert($lng->txt("form_msg_file_partially_uploaded"));
166  return false;
167  break;
168 
169  case UPLOAD_ERR_NO_FILE:
170  if ($this->getRequired())
171  {
172  if (!strlen($_POST[$this->getPostVar()]['imagename'][$index]))
173  {
174  $this->setAlert($lng->txt("form_msg_file_no_upload"));
175  return false;
176  }
177  }
178  break;
179 
180  case UPLOAD_ERR_NO_TMP_DIR:
181  $this->setAlert($lng->txt("form_msg_file_missing_tmp_dir"));
182  return false;
183  break;
184 
185  case UPLOAD_ERR_CANT_WRITE:
186  $this->setAlert($lng->txt("form_msg_file_cannot_write_to_disk"));
187  return false;
188  break;
189 
190  case UPLOAD_ERR_EXTENSION:
191  $this->setAlert($lng->txt("form_msg_file_upload_stopped_ext"));
192  return false;
193  break;
194  }
195  }
196  }
197  }
198  else
199  {
200  if ($this->getRequired())
201  {
202  $this->setAlert($lng->txt("form_msg_file_no_upload"));
203  return false;
204  }
205  }
206 
207  if (is_array($_FILES[$this->getPostVar()]['tmp_name']['image']))
208  {
209  foreach ($_FILES[$this->getPostVar()]['tmp_name']['image'] as $index => $tmpname)
210  {
211  $filename = $_FILES[$this->getPostVar()]['name']['image'][$index];
212  $filename_arr = pathinfo($filename);
213  $suffix = $filename_arr["extension"];
214  $mimetype = $_FILES[$this->getPostVar()]['type']['image'][$index];
215  $size_bytes = $_FILES[$this->getPostVar()]['size']['image'][$index];
216  // check suffixes
217  if (strlen($tmpname) && is_array($this->getSuffixes()))
218  {
219  if (!in_array(strtolower($suffix), $this->getSuffixes()))
220  {
221  $this->setAlert($lng->txt("form_msg_file_wrong_file_type"));
222  return false;
223  }
224  }
225  }
226  }
227 
228  if (is_array($_FILES[$this->getPostVar()]['tmp_name']['image']))
229  {
230  foreach ($_FILES[$this->getPostVar()]['tmp_name']['image'] as $index => $tmpname)
231  {
232  $filename = $_FILES[$this->getPostVar()]['name']['image'][$index];
233  $filename_arr = pathinfo($filename);
234  $suffix = $filename_arr["extension"];
235  $mimetype = $_FILES[$this->getPostVar()]['type']['image'][$index];
236  $size_bytes = $_FILES[$this->getPostVar()]['size']['image'][$index];
237  // virus handling
238  if (strlen($tmpname))
239  {
240  $vir = ilUtil::virusHandling($tmpname, $filename);
241  if ($vir[0] == false)
242  {
243  $this->setAlert($lng->txt("form_msg_file_virus_found")."<br />".$vir[1]);
244  return false;
245  }
246  }
247  }
248  }
249 
250  return $this->checkSubItemsInput();
251  }
252 
258  function insert(&$a_tpl)
259  {
260  global $lng;
261 
262  $tpl = new ilTemplate("tpl.prop_imagewizardinput.html", true, true, "Modules/TestQuestionPool");
263  $i = 0;
264  foreach ($this->values as $value)
265  {
266  if (strlen($value))
267  {
268  $imagename = $this->qstObject->getImagePathWeb() . $value;
269  if ($this->qstObject->getThumbSize())
270  {
271  if (@file_exists($this->qstObject->getImagePath() . $this->qstObject->getThumbPrefix() . $value))
272  {
273  $imagename = $this->qstObject->getImagePathWeb() . $this->qstObject->getThumbPrefix() . $value;
274  }
275  }
276  $tpl->setCurrentBlock('image');
277  $tpl->setVariable('SRC_IMAGE', $imagename);
278  $tpl->setVariable('IMAGE_NAME', $value);
279  $tpl->setVariable('ALT_IMAGE', ilUtil::prepareFormOutput($value));
280  $tpl->setVariable("TXT_DELETE_EXISTING", $lng->txt("delete_existing_file"));
281  $tpl->setVariable("IMAGE_ROW_NUMBER", $i);
282  $tpl->setVariable("IMAGE_POST_VAR", $this->getPostVar());
283  $tpl->parseCurrentBlock();
284  }
285  $tpl->setCurrentBlock('addimage');
286  $tpl->setVariable("IMAGE_ID", $this->getPostVar() . "[image][$i]");
287  $tpl->setVariable("IMAGE_SUBMIT", $lng->txt("upload"));
288  $tpl->setVariable("IMAGE_ROW_NUMBER", $i);
289  $tpl->setVariable("IMAGE_POST_VAR", $this->getPostVar());
290  $tpl->parseCurrentBlock();
291 
292  if ($this->getAllowMove())
293  {
294  $tpl->setCurrentBlock("move");
295  $tpl->setVariable("CMD_UP", "cmd[up" . $this->getFieldId() . "][$i]");
296  $tpl->setVariable("CMD_DOWN", "cmd[down" . $this->getFieldId() . "][$i]");
297  $tpl->setVariable("ID", $this->getPostVar() . "[$i]");
298  $tpl->setVariable("UP_BUTTON", ilGlyphGUI::get(ilGlyphGUI::UP));
299  $tpl->setVariable("DOWN_BUTTON", ilGlyphGUI::get(ilGlyphGUI::DOWN));
300  $tpl->parseCurrentBlock();
301  }
302  $tpl->setCurrentBlock("row");
303  $tpl->setVariable("POST_VAR", $this->getPostVar());
304  $tpl->setVariable("ROW_NUMBER", $i);
305  $tpl->setVariable("ID", $this->getPostVar() . "[answer][$i]");
306  $tpl->setVariable("CMD_ADD", "cmd[add" . $this->getFieldId() . "][$i]");
307  $tpl->setVariable("CMD_REMOVE", "cmd[remove" . $this->getFieldId() . "][$i]");
308  $tpl->setVariable("ADD_BUTTON", ilGlyphGUI::get(ilGlyphGUI::ADD));
309  $tpl->setVariable("REMOVE_BUTTON", ilGlyphGUI::get(ilGlyphGUI::REMOVE));
310  $tpl->parseCurrentBlock();
311  $i++;
312  }
313 
314  if (is_array($this->getSuffixes()))
315  {
316  $suff_str = $delim = "";
317  foreach($this->getSuffixes() as $suffix)
318  {
319  $suff_str.= $delim.".".$suffix;
320  $delim = ", ";
321  }
322  $tpl->setCurrentBlock('allowed_image_suffixes');
323  $tpl->setVariable("TXT_ALLOWED_SUFFIXES", $lng->txt("file_allowed_suffixes")." ".$suff_str);
324  $tpl->parseCurrentBlock();
325  }
326  /*
327  $tpl->setCurrentBlock("image_heading");
328  $tpl->setVariable("ANSWER_IMAGE", $lng->txt('answer_image'));
329  $tpl->parseCurrentBlock();
330  */
331 
332  $tpl->setVariable("TXT_MAX_SIZE", ilUtil::getFileSizeInfo());
333  $tpl->setVariable("ELEMENT_ID", $this->getPostVar());
334  $tpl->setVariable("TEXT_YES", $lng->txt('yes'));
335  $tpl->setVariable("TEXT_NO", $lng->txt('no'));
336  $tpl->setVariable("DELETE_IMAGE_HEADER", $lng->txt('delete_image_header'));
337  $tpl->setVariable("DELETE_IMAGE_QUESTION", $lng->txt('delete_image_question'));
338  $tpl->setVariable("ANSWER_TEXT", $lng->txt('answer_text'));
339  $tpl->setVariable("COMMANDS_TEXT", $lng->txt('actions'));
340 
341  $a_tpl->setCurrentBlock("prop_generic");
342  $a_tpl->setVariable("PROP_GENERIC", $tpl->get());
343  $a_tpl->parseCurrentBlock();
344 
345  global $tpl;
346  $tpl->addJavascript("./Services/Form/js/ServiceFormWizardInput.js");
347  $tpl->addJavascript("./Modules/TestQuestionPool/templates/default/imagewizard.js");
348  }
349 }