Adding the choosecoursefileorimsrepo form element to

show the "Browse Repository" button
for IMS-CP resources type. (MDL-10036)

Merged from MOODLE_18_STABLE
This commit is contained in:
stronk7 2007-07-02 16:49:39 +00:00
parent db313fec53
commit f7c91a30c5

View File

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