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url.php
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url.php
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<?php
require_once("HTML/QuickForm/text.php");
/**
* HTML class for a url type element
*
* @author Jamie Pratt
* @access public
*/
class MoodleQuickForm_url extends HTML_QuickForm_text{
/**
* html for help button, if empty then no help
*
* @var string
*/
var $_helpbutton='';
var $_hiddenLabel=false;
function MoodleQuickForm_url($elementName=null, $elementLabel=null, $attributes=null, $options=null) {
global $CFG;
require_once("$CFG->dirroot/repository/lib.php");
$options = (array)$options;
foreach ($options as $name=>$value) {
$this->_options[$name] = $value;
}
if (!isset($this->_options['usefilepicker'])) {
$this->_options['usefilepicker'] = true;
}
parent::HTML_QuickForm_text($elementName, $elementLabel, $attributes);
}
function setHiddenLabel($hiddenLabel){
$this->_hiddenLabel = $hiddenLabel;
}
function toHtml(){
global $CFG, $COURSE, $USER, $PAGE, $OUTPUT;
$id = $this->_attributes['id'];
$elname = $this->_attributes['name'];
if ($this->_hiddenLabel) {
$this->_generateId();
$str = '<label class="accesshide" for="'.$this->getAttribute('id').'" >'.
$this->getLabel().'</label>'.parent::toHtml();
} else {
$str = parent::toHtml();
}
if (empty($this->_options['usefilepicker'])) {
return $str;
}
$strsaved = get_string('filesaved', 'repository');
$straddlink = get_string('choosealink', 'repository');
if ($COURSE->id == SITEID) {
$context = get_context_instance(CONTEXT_SYSTEM);
} else {
$context = get_context_instance(CONTEXT_COURSE, $COURSE->id);
}
$client_id = uniqid();
$str .= <<<EOD
<button id="filepicker-button-{$client_id}" style="display:none">
$straddlink
</button>
EOD;
$args = new stdClass();
$args->accepted_types = '*';
$args->return_types = FILE_EXTERNAL;
$args->context = $PAGE->context;
$args->client_id = $client_id;
$args->env = 'url';
$fp = new file_picker($args);
$options = $fp->options;
// print out file picker
$str .= $OUTPUT->render($fp);
$module = array('name'=>'form_url', 'fullpath'=>'/lib/form/url.js', 'requires'=>array('core_filepicker'));
$PAGE->requires->js_init_call('M.form_url.init', array($options), true, $module);
$PAGE->requires->js_function_call('show_item', array('filepicker-button-'.$client_id));
return $str;
}
/**
* set html for help button
*
* @access public
* @param array $help array of arguments to make a help button
* @param string $function function name to call to get html
*/
function setHelpButton($helpbuttonargs, $function='helpbutton'){
debugging('component setHelpButton() is not used any more, please use $mform->setHelpButton() instead');
}
/**
* get html for help button
*
* @access public
* @return string html for help button
*/
function getHelpButton(){
return $this->_helpbutton;
}
/**
* Slightly different container template when frozen. Don't want to use a label tag
* with a for attribute in that case for the element label but instead use a div.
* Templates are defined in renderer constructor.
*
* @return string
*/
function getElementTemplateType(){
if ($this->_flagFrozen){
return 'static';
} else {
return 'default';
}
}
}