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Adding the choosecoursefileorimsrepo form element to
show the "Browse Repository" button for IMS-CP resources type. (MDL-10036) Merged from MOODLE_18_STABLE
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155
lib/form/choosecoursefileorimsrepo.php
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155
lib/form/choosecoursefileorimsrepo.php
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<?php //$Id$
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global $CFG;
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require_once "$CFG->libdir/form/group.php";
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/**
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* Class for an element used to choose a file from the course files folder or
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* from the local repository used by the IMS CP resource type.
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*
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*/
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class MoodleQuickForm_choosecoursefileorimsrepo extends MoodleQuickForm_group
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{
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/**
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* Options for element :
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*
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* $url must be relative to home page eg /mod/survey/stuff.php
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* courseid => int course id if null then uses $COURSE global
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* width => int Height to assign to popup window
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* title => string Text to be displayed as popup page title
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* options => string List of additional options for popup window
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*/
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var $_options = array('courseid'=>null,
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'height'=>500, 'width'=>750, 'options'=>'none');
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/**
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* These complement separators, they are appended to the resultant HTML
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* @access private
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* @var array
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*/
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var $_wrap = array('', '');
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/**
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* Class constructor
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*
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* @access public
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* @param string Element's name
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* @param mixed Label(s) for an element
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* @param array Options to control the element's display
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* @param mixed Either a typical HTML attribute string or an associative array
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*/
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function MoodleQuickForm_choosecoursefileorimsrepo($elementName = null, $elementLabel = null, $options = array(), $attributes = null)
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{
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$this->HTML_QuickForm_element($elementName, $elementLabel, $attributes);
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$this->_appendName = true;
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$this->_type = 'choosecoursefileorimsrepo';
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// set the options, do not bother setting bogus ones
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if (is_array($options)) {
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foreach ($options as $name => $value) {
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if (isset($this->_options[$name])) {
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if (is_array($value) && is_array($this->_options[$name])) {
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$this->_options[$name] = @array_merge($this->_options[$name], $value);
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} else {
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$this->_options[$name] = $value;
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}
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}
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}
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}
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}
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// }}}
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// {{{ _createElements()
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function _createElements() {
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global $CFG, $COURSE;
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$this->_elements = array();
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$this->_elements[0] =& MoodleQuickForm::createElement('text', 'value', '', array('size'=>'48'));
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$this->_elements[1] =& MoodleQuickForm::createElement('button', 'popup', get_string('chooseafile', 'resource') .' ...');
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$button =& $this->_elements[1];
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if ($this->_options['courseid']!==null){
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$courseid=$this->_options['courseid'];
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} else {
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$courseid=$COURSE->id;
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}
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// first find out the text field id - this is a bit hacky, is there a better way?
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$choose = 'id_'.str_replace(array('[', ']'), array('_', ''), $this->getElementName(0));
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$url="/files/index.php?id=$courseid&choose=".$choose;
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if ($this->_options['options'] == 'none') {
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$options = 'menubar=0,location=0,scrollbars,resizable,width='. $this->_options['width'] .',height='. $this->_options['height'];
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}else{
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$options = $this->_options['options'];
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}
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$fullscreen = 0;
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$buttonattributes = array('title'=>get_string("chooseafile", "resource"),
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'onclick'=>"return openpopup('$url', '".$button->getName()."', '$options', $fullscreen);");
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$button->updateAttributes($buttonattributes);
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/// With repository active, show the button to browse it
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if ($CFG->repositoryactivate) {
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$this->_elements[2] =& MoodleQuickForm::createElement('button', 'imsrepo', get_string('browserepository', 'resource'));
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$imsbutton =& $this->_elements[2];
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$url = "/mod/resource/type/ims/finder.php?directory=&choose=".$choose;
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$buttonattributes = array('title'=>get_string("browserepository", "resource"),
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'onclick'=>"return openpopup('$url', '".$button->getName()."', '$options', $fullscreen);");
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$imsbutton->updateAttributes($buttonattributes);
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}
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}
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/**
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* Output a timestamp. Give it the name of the group.
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*
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* @param array $submitValues
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* @param bool $assoc
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* @return array
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*/
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function exportValue(&$submitValues, $assoc = false)
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{
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$value = null;
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$valuearray = $this->_elements[0]->exportValue($submitValues[$this->getName()], true);
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$value[$this->getName()]=$valuearray['value'];
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return $value;
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}
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// }}}
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/**
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* Called by HTML_QuickForm whenever form event is made on this element
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*
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* @param string $event Name of event
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* @param mixed $arg event arguments
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* @param object $caller calling object
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* @since 1.0
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* @access public
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* @return void
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*/
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function onQuickFormEvent($event, $arg, &$caller)
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{
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switch ($event) {
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case 'updateValue':
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// constant values override both default and submitted ones
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// default values are overriden by submitted
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$value = $this->_findValue($caller->_constantValues);
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if (null === $value) {
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$value = $this->_findValue($caller->_submitValues);
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if (null === $value) {
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$value = $this->_findValue($caller->_defaultValues);
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}
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}
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if (!is_array($value)) {
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$value = array('value' => $value);
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}
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if (null !== $value) {
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$this->setValue($value);
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}
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return true;
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break;
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}
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return parent::onQuickFormEvent($event, $arg, $caller);
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} // end func onQuickFormEvent
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}
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?>
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