ILIAS  release_5-2 Revision v5.2.25-18-g3f80b828510
ilSCORMPackageParser Class Reference

SCORM Package Parser. More...

+ Inheritance diagram for ilSCORMPackageParser:
+ Collaboration diagram for ilSCORMPackageParser:

Public Member Functions

 __construct (&$a_slm_object, $a_xml_file)
 Constructor. More...
 
 setHandlers ($a_xml_parser)
 set event handler should be overwritten by inherited class private More...
 
 startParsing ()
 
 getPackageTitle ()
 
 beginElement ($a_name)
 
 endElement ($a_name)
 
 getCurrentElement ()
 
 getAncestorElement ($nr=1)
 
 getOpenCount ($a_name)
 
 buildTag ($type, $name, $attr="")
 generate a tag with given name and attributes More...
 
 getCurrentParent ()
 
 handlerBeginTag ($a_xml_parser, $a_name, $a_attribs)
 handler for begin of element More...
 
 handlerEndTag ($a_xml_parser, $a_name)
 handler for end of element More...
 
 handlerCharacterData ($a_xml_parser, $a_data)
 handler for character data More...
 
- Public Member Functions inherited from ilSaxParser
 __construct ($a_xml_file='', $throwException=false)
 Constructor setup ILIAS global object public. More...
 
 setXMLContent ($a_xml_content)
 
 getXMLContent ()
 
 getInputType ()
 
 startParsing ()
 stores xml data in array More...
 
 createParser ()
 create parser More...
 
 setOptions ($a_xml_parser)
 set parser options More...
 
 setHandlers ($a_xml_parser)
 set event handler should be overwritten by inherited class private More...
 
 openXMLFile ()
 open xml file More...
 
 parse ($a_xml_parser, $a_fp=null)
 parse xml file More...
 
 freeParser ($a_xml_parser)
 free xml parser handle More...
 
 setThrowException ($throwException)
 set error handling More...
 
- Public Member Functions inherited from PEAR
 __construct ($error_class=null)
 Constructor. More...
 
 _PEAR ()
 Destructor (the emulated type of...). More...
 
 registerShutdownFunc ($func, $args=array())
 Use this function to register a shutdown method for static classes. More...
 
 isError ($data, $code=null)
 Tell whether a value is a PEAR error. More...
 
 expectError ($code=' *')
 This method is used to tell which errors you expect to get. More...
 
 popExpect ()
 This method pops one element off the expected error codes stack. More...
 
 _checkDelExpect ($error_code)
 This method checks unsets an error code if available. More...
 
 delExpect ($error_code)
 This method deletes all occurences of the specified element from the expected error codes stack. More...
 
raiseError ($message=null, $code=null, $mode=null, $options=null, $userinfo=null, $error_class=null, $skipmsg=false)
 This method is a wrapper that returns an instance of the configured error class with this object's default error handling applied. More...
 
throwError ($message=null, $code=null, $userinfo=null)
 Simpler form of raiseError with fewer options. More...
 
 staticPushErrorHandling ($mode, $options=null)
 
 staticPopErrorHandling ()
 
 pushErrorHandling ($mode, $options=null)
 Push a new error handler on top of the error handler options stack. More...
 
 popErrorHandling ()
 Pop the last error handler used. More...
 
 loadExtension ($ext)
 OS independant PHP extension load. More...
 

Data Fields

 $cnt
 
 $current_element
 
 $slm_object
 
 $parent_stack
 
 $tree_created
 
 $scorm_tree
 
 $current_organization
 
 $current_resource
 
 $item_stack
 
 $package_title = ""
 
- Data Fields inherited from ilSaxParser
 $input_type = null
 
 $xml_content = ''
 
 $ilias
 
 $lng
 
 $xml_file
 
 $throwException = false
 
- Data Fields inherited from PEAR
 $_debug = false
 
 $_default_error_mode = null
 
 $_default_error_options = null
 
 $_default_error_handler = ''
 
 $_error_class = 'PEAR_Error'
 
 $_expected_errors = array()
 

Additional Inherited Members

- Static Public Member Functions inherited from PEAR
static & getStaticProperty ($class, $var)
 If you have a class that's mostly/entirely static, and you need static properties, you can use this method to simulate them. More...
 
static setErrorHandling ($mode=null, $options=null)
 Sets how errors generated by this object should be handled. More...
 
- Protected Member Functions inherited from ilSaxParser
 handleError ($message, $code)
 use given error handler to handle error message or internal ilias error message handle More...
 

Detailed Description

SCORM Package Parser.

Author
Version
$Id$

Definition at line 42 of file class.ilSCORMPackageParser.php.

Constructor & Destructor Documentation

◆ __construct()

ilSCORMPackageParser::__construct ( $a_slm_object,
  $a_xml_file 
)

Constructor.

Parameters
object$a_lm_objectmust be of type ilObjLearningModule
string$a_xml_filexml file public

Definition at line 63 of file class.ilSCORMPackageParser.php.

References array.

64  {
65  parent::__construct($a_xml_file);
66  $this->cnt = array();
67  $this->current_element = array();
68  $this->slm_object = $a_slm_object;
69  $this->tree_created = false;
70  $this->parent_stack = array();
71  $this->item_stack = array();
72  }
Create styles array
The data for the language used.

Member Function Documentation

◆ beginElement()

ilSCORMPackageParser::beginElement (   $a_name)

Definition at line 99 of file class.ilSCORMPackageParser.php.

Referenced by handlerBeginTag().

100  {
101  if(!isset($this->status["$a_name"]))
102  {
103  $this->cnt[$a_name] == 1;
104  }
105  else
106  {
107  $this->cnt[$a_name]++;
108  }
109  $this->current_element[count($this->current_element)] = $a_name;
110  }
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◆ buildTag()

ilSCORMPackageParser::buildTag (   $type,
  $name,
  $attr = "" 
)

generate a tag with given name and attributes

Parameters
string"start" | "end" for starting or ending tag
stringelement/tag name
arrayarray of attributes

Definition at line 160 of file class.ilSCORMPackageParser.php.

161  {
162  $tag = "<";
163 
164  if ($type == "end")
165  $tag.= "/";
166 
167  $tag.= $name;
168 
169  if (is_array($attr))
170  {
171  while (list($k,$v) = each($attr))
172  $tag.= " ".$k."=\"$v\"";
173  }
174 
175  $tag.= ">";
176 
177  return $tag;
178  }

◆ endElement()

ilSCORMPackageParser::endElement (   $a_name)

Definition at line 115 of file class.ilSCORMPackageParser.php.

Referenced by handlerEndTag().

116  {
117  $this->cnt[$a_name]--;
118  unset ($this->current_element[count($this->current_element) - 1]);
119  }
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◆ getAncestorElement()

ilSCORMPackageParser::getAncestorElement (   $nr = 1)

Definition at line 132 of file class.ilSCORMPackageParser.php.

Referenced by handlerCharacterData().

133  {
134  return ($this->current_element[count($this->current_element) - 1 - $nr]);
135  }
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◆ getCurrentElement()

ilSCORMPackageParser::getCurrentElement ( )

Definition at line 124 of file class.ilSCORMPackageParser.php.

Referenced by handlerCharacterData().

125  {
126  return ($this->current_element[count($this->current_element) - 1]);
127  }
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◆ getCurrentParent()

ilSCORMPackageParser::getCurrentParent ( )

Definition at line 180 of file class.ilSCORMPackageParser.php.

Referenced by handlerBeginTag().

181  {
182  return $this->parent_stack[count($this->parent_stack) - 1];
183  }
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◆ getOpenCount()

ilSCORMPackageParser::getOpenCount (   $a_name)

Definition at line 140 of file class.ilSCORMPackageParser.php.

141  {
142  if (isset($this->cnt[$a_name]))
143  {
144  return $this->cnt[$a_name];
145  }
146  else
147  {
148  return 0;
149  }
150 
151  }

◆ getPackageTitle()

ilSCORMPackageParser::getPackageTitle ( )

Definition at line 91 of file class.ilSCORMPackageParser.php.

References $package_title.

◆ handlerBeginTag()

ilSCORMPackageParser::handlerBeginTag (   $a_xml_parser,
  $a_name,
  $a_attribs 
)

handler for begin of element

Definition at line 188 of file class.ilSCORMPackageParser.php.

References $file, ilTree\addTree(), beginElement(), and getCurrentParent().

189  {
190 //echo "<br>handlerBeginTag:".$a_name;
191  switch($a_name)
192  {
193  case "manifest":
194  $manifest = new ilSCORMManifest();
195  $manifest->setSLMId($this->slm_object->getId());
196  $manifest->setImportId($a_attribs["identifier"]);
197  $manifest->setVersion($a_attribs["version"]);
198  $manifest->setXmlBase($a_attribs["xml:base"]);
199  $manifest->create();
200  if (!$this->tree_created)
201  {
202  $this->sc_tree = new ilSCORMTree($this->slm_object->getId());
203  $this->sc_tree->addTree($this->slm_object->getId(), $manifest->getId());
204  }
205  else
206  {
207  $this->sc_tree->insertNode($manifest->getId(), $this->getCurrentParent());
208  }
209  array_push($this->parent_stack, $manifest->getId());
210  break;
211 
212  case "organizations":
213  $organizations = new ilSCORMOrganizations();
214  $organizations->setSLMId($this->slm_object->getId());
215  $organizations->setDefaultOrganization($a_attribs["default"]);
216  $organizations->create();
217  $this->sc_tree->insertNode($organizations->getId(), $this->getCurrentParent());
218  array_push($this->parent_stack, $organizations->getId());
219  break;
220 
221  case "organization":
222  $organization = new ilSCORMOrganization();
223  $organization->setSLMId($this->slm_object->getId());
224  $organization->setImportId($a_attribs["identifier"]);
225  $organization->setStructure($a_attribs["structure"]);
226  $organization->create();
227  $this->current_organization =& $organization;
228  $this->sc_tree->insertNode($organization->getId(), $this->getCurrentParent());
229  array_push($this->parent_stack, $organization->getId());
230  break;
231 
232  case "item":
233  $item = new ilSCORMItem();
234  $item->setSLMId($this->slm_object->getId());
235  $item->setImportId($a_attribs["identifier"]);
236  $item->setIdentifierRef($a_attribs["identifierref"]);
237  if (strtolower($a_attribs["isvisible"]) != "false")
238  {
239  $item->setVisible(true);
240  }
241  else
242  {
243  $item->setVisible(false);
244  }
245  $item->setParameters($a_attribs["parameters"]);
246  $item->create();
247  $this->sc_tree->insertNode($item->getId(), $this->getCurrentParent());
248  array_push($this->parent_stack, $item->getId());
249  $this->item_stack[count($this->item_stack)] =& $item;
250  break;
251 
252  case "adlcp:prerequisites":
253  $this->item_stack[count($this->item_stack) - 1]->setPrereqType($a_attribs["type"]);
254  break;
255 
256  case "resources":
257  $resources = new ilSCORMResources();
258  $resources->setSLMId($this->slm_object->getId());
259  $resources->setXmlBase($a_attribs["xml:base"]);
260  $resources->create();
261  $this->sc_tree->insertNode($resources->getId(), $this->getCurrentParent());
262  array_push($this->parent_stack, $resources->getId());
263  break;
264 
265  case "resource":
266  $resource = new ilSCORMResource();
267  $resource->setSLMId($this->slm_object->getId());
268  $resource->setImportId($a_attribs["identifier"]);
269  $resource->setResourceType($a_attribs["type"]);
270  $resource->setScormType($a_attribs["adlcp:scormtype"]);
271  $resource->setXmlBase($a_attribs["xml:base"]);
272  $resource->setHRef($a_attribs["href"]);
273  $resource->create();
274  $this->current_resource =& $resource;
275  $this->sc_tree->insertNode($resource->getId(), $this->getCurrentParent());
276  array_push($this->parent_stack, $resource->getId());
277  break;
278 
279  case "file":
280  $file = new ilSCORMResourceFile();
281  $file->setHRef($a_attribs["href"]);
282  $this->current_resource->addFile($file);
283  break;
284 
285  case "dependency":
286  $dependency = new ilSCORMResourceDependency();
287  $dependency->setIdentifierRef($a_attribs["identifierref"]);
288  $this->current_resource->addDependency($dependency);
289  break;
290 
291  }
292  $this->beginElement($a_name);
293  }
SCORM Resource Dependency, DB accesses are done in ilSCORMResource.
SCORM Item.
SCORM Object Tree.
SCORM Resources Element.
SCORM Resource File, DB accesses are done in ilSCORMResource.
if(!file_exists("$old.txt")) if($old===$new) if(file_exists("$new.txt")) $file
addTree($a_tree_id, $a_node_id=-1)
create a new tree to do: ???
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◆ handlerCharacterData()

ilSCORMPackageParser::handlerCharacterData (   $a_xml_parser,
  $a_data 
)

handler for character data

Definition at line 334 of file class.ilSCORMPackageParser.php.

References getAncestorElement(), and getCurrentElement().

335  {
336 //echo "<br>handlerCharacterData:".$this->getCurrentElement().":".$a_data;
337  // DELETE WHITESPACES AND NEWLINES OF CHARACTER DATA
338  $a_data = preg_replace("/\n/","",$a_data);
339  $a_data = preg_replace("/\t+/","",$a_data);
340  if(!empty($a_data))
341  {
342  switch($this->getCurrentElement())
343  {
344  case "title":
345  switch ($this->getAncestorElement(1))
346  {
347  case "organization":
348  $this->current_organization->setTitle(
349  $this->current_organization->getTitle() . $a_data
350  );
351  $this->package_title = $this->current_organization->getTitle();
352  break;
353 
354  case "item":
355  $this->item_stack[count($this->item_stack) - 1]->setTitle(
356  $this->item_stack[count($this->item_stack) - 1]->getTitle() . $a_data
357  );
358  break;
359  }
360  break;
361 
362  case "adlcp:prerequisites":
363  $this->item_stack[count($this->item_stack) - 1]->setPrerequisites($a_data);
364  break;
365 
366  case "adlcp:maxtimeallowed":
367  $this->item_stack[count($this->item_stack) - 1]->setMaxTimeAllowed($a_data);
368  break;
369 
370  case "adlcp:timelimitaction":
371  $this->item_stack[count($this->item_stack) - 1]->setTimeLimitAction($a_data);
372  break;
373 
374  case "adlcp:datafromlms":
375  $this->item_stack[count($this->item_stack) - 1]->setDataFromLms($a_data);
376  break;
377 
378  case "adlcp:masteryscore":
379  $this->item_stack[count($this->item_stack) - 1]->setMasteryScore($a_data);
380  break;
381 
382  }
383  }
384  }
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◆ handlerEndTag()

ilSCORMPackageParser::handlerEndTag (   $a_xml_parser,
  $a_name 
)

handler for end of element

Definition at line 298 of file class.ilSCORMPackageParser.php.

References endElement().

299  {
300 //echo "<br>handlerEndTag:".$a_name;
301 
302  switch($a_name)
303  {
304  case "manifest":
305  case "organizations":
306  case "resources":
307  array_pop($this->parent_stack);
308  break;
309 
310  case "organization":
311  $this->current_organization->update();
312  array_pop($this->parent_stack);
313  break;
314 
315  case "item":
316  $this->item_stack[count($this->item_stack) - 1]->update();
317  unset($this->item_stack[count($this->item_stack) - 1]);
318  array_pop($this->parent_stack);
319  break;
320 
321  case "resource":
322  $this->current_resource->update();
323  array_pop($this->parent_stack);
324  break;
325 
326  }
327  $this->endElement($a_name);
328 
329  }
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◆ setHandlers()

ilSCORMPackageParser::setHandlers (   $a_xml_parser)

set event handler should be overwritten by inherited class private

Definition at line 79 of file class.ilSCORMPackageParser.php.

80  {
81  xml_set_object($a_xml_parser,$this);
82  xml_set_element_handler($a_xml_parser,'handlerBeginTag','handlerEndTag');
83  xml_set_character_data_handler($a_xml_parser,'handlerCharacterData');
84  }

◆ startParsing()

ilSCORMPackageParser::startParsing ( )

Definition at line 86 of file class.ilSCORMPackageParser.php.

87  {
88  parent::startParsing();
89  }

Field Documentation

◆ $cnt

ilSCORMPackageParser::$cnt

Definition at line 44 of file class.ilSCORMPackageParser.php.

◆ $current_element

ilSCORMPackageParser::$current_element

Definition at line 45 of file class.ilSCORMPackageParser.php.

◆ $current_organization

ilSCORMPackageParser::$current_organization

Definition at line 50 of file class.ilSCORMPackageParser.php.

◆ $current_resource

ilSCORMPackageParser::$current_resource

Definition at line 51 of file class.ilSCORMPackageParser.php.

◆ $item_stack

ilSCORMPackageParser::$item_stack

Definition at line 52 of file class.ilSCORMPackageParser.php.

◆ $package_title

ilSCORMPackageParser::$package_title = ""

Definition at line 53 of file class.ilSCORMPackageParser.php.

Referenced by getPackageTitle().

◆ $parent_stack

ilSCORMPackageParser::$parent_stack

Definition at line 47 of file class.ilSCORMPackageParser.php.

◆ $scorm_tree

ilSCORMPackageParser::$scorm_tree

Definition at line 49 of file class.ilSCORMPackageParser.php.

◆ $slm_object

ilSCORMPackageParser::$slm_object

Definition at line 46 of file class.ilSCORMPackageParser.php.

◆ $tree_created

ilSCORMPackageParser::$tree_created

Definition at line 48 of file class.ilSCORMPackageParser.php.


The documentation for this class was generated from the following file: