/** @var bool|null */
protected $docked = null;
+ /** @var int Trim characters from the right */
+ const TRIM_RIGHT = 1;
+ /** @var int Trim characters from the left */
+ const TRIM_LEFT = 2;
+ /** @var int Trim characters from the center */
+ const TRIM_CENTER = 3;
+
/**
* Set the initial properties for the block
*/
redirect($url);
}
+ $trimmode = self::TRIM_LEFT;
+ $trimlength = 50;
+
+ if (!empty($this->config->trimmode)) {
+ $trimmode = (int)$this->config->trimmode;
+ }
+
+ if (!empty($this->config->trimlength)) {
+ $trimlength = (int)$this->config->trimlength;
+ }
+
// Initialise (only actually happens if it hasn't already been done yet
$this->page->navigation->initialise();
+ $navigation = clone($this->page->navigation);
+ $this->trim($navigation, $trimmode, $trimlength, ceil($trimlength/2));
if (!empty($this->config->showmyhistory) && $this->config->showmyhistory=='yes') {
$this->showmyhistory();
// If we have `more than nothing` in the history display it :D
if ($historycount > 0) {
// Add a branch to hold the users history
- $mymoodle = $PAGE->navigation->get('profile', navigation_node::TYPE_USER);
+ $mymoodle = $PAGE->navigation->get('myprofile', navigation_node::TYPE_USER);
$myhistorybranch = $mymoodle->add(get_string('showmyhistorytitle', $this->blockname), null, navigation_node::TYPE_CUSTOM, null, 'myhistory');
foreach (array_reverse($history) as $node) {
$myhistorybranch->children->add($node);
return true;
}
+
+ /**
+ * Trims the text and shorttext properties of this node and optionally
+ * all of its children.
+ *
+ * @param int $mode One of navigation_node::TRIM_*
+ * @param int $long The length to trim text to
+ * @param int $short The length to trim shorttext to
+ * @param bool $recurse Recurse all children
+ * @param textlib|null $textlib
+ */
+ public function trim(navigation_node $node, $mode=1, $long=50, $short=25, $recurse=true, $textlib=null) {
+ if ($textlib == null) {
+ $textlib = textlib_get_instance();
+ }
+ switch ($mode) {
+ case self::TRIM_RIGHT :
+ if ($textlib->strlen($node->text)>($long+3)) {
+ // Truncate the text to $long characters
+ $node->text = $this->trim_right($textlib, $node->text, $long);
+ }
+ if (is_string($node->shorttext) && $textlib->strlen($node->shorttext)>($short+3)) {
+ // Truncate the shorttext
+ $node->shorttext = $this->trim_right($textlib, $node->shorttext, $short);
+ }
+ break;
+ case self::TRIM_LEFT :
+ if ($textlib->strlen($node->text)>($long+3)) {
+ // Truncate the text to $long characters
+ $node->text = $this->trim_left($textlib, $node->text, $long);
+ }
+ if (is_string($node->shorttext) && strlen($node->shorttext)>($short+3)) {
+ // Truncate the shorttext
+ $node->shorttext = $this->trim_left($textlib, $node->shorttext, $short);
+ }
+ break;
+ case self::TRIM_CENTER :
+ if ($textlib->strlen($node->text)>($long+3)) {
+ // Truncate the text to $long characters
+ $node->text = $this->trim_center($textlib, $node->text, $long);
+ }
+ if (is_string($node->shorttext) && strlen($node->shorttext)>($short+3)) {
+ // Truncate the shorttext
+ $node->shorttext = $this->trim_center($textlib, $node->shorttext, $short);
+ }
+ break;
+ }
+ if ($recurse && $node->children->count()) {
+ foreach ($node->children as &$child) {
+ $this->trim($child, $mode, $long, $short, true, $textlib);
+ }
+ }
+ }
+ /**
+ * Truncate a string from the left
+ * @param textlib $textlib
+ * @param string $string The string to truncate
+ * @param int $length The length to truncate to
+ * @return string The truncated string
+ */
+ protected function trim_left($textlib, $string, $length) {
+ return '...'.$textlib->substr($string, $textlib->strlen($string)-$length);
+ }
+ /**
+ * Truncate a string from the right
+ * @param textlib $textlib
+ * @param string $string The string to truncate
+ * @param int $length The length to truncate to
+ * @return string The truncated string
+ */
+ protected function trim_right($textlib, $string, $length) {
+ return $textlib->substr($string, 0, $length).'...';
+ }
+ /**
+ * Truncate a string in the center
+ * @param textlib $textlib
+ * @param string $string The string to truncate
+ * @param int $length The length to truncate to
+ * @return string The truncated string
+ */
+ protected function trim_center($textlib, $string, $length) {
+ $trimlength = ceil($length/2);
+ $start = $textlib->substr($string, 0, $trimlength);
+ $end = $textlib->substr($string, $textlib->strlen($string)-$trimlength);
+ $string = $start.'...'.$end;
+ return $string;
+ }
}
* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
*/
class block_navigation_edit_form extends block_edit_form {
+ /**
+ * @param MoodleQuickForm $mform
+ */
protected function specific_definition($mform) {
global $CFG;
$mform->addElement('header', 'configheader', get_string('blocksettings', 'block'));
$yesnooptions = array('yes'=>get_string('yes'), 'no'=>get_string('no'));
foreach ($mods as $modname=>$default) {
$mform->addElement('select', 'config_'.$modname, get_string($modname.'desc', $this->block->blockname), $yesnooptions);
- if (isset($this->block->config->{$modname}) && $this->block->config->{$modname}!=$default) {
- if ($default=='no') {
- $mform->getElement('config_'.$modname)->setSelected('yes');
- } else {
- $mform->getElement('config_'.$modname)->setSelected('no');
- }
- } else {
- $mform->getElement('config_'.$modname)->setSelected($default);
- }
+ $mform->setDefault('config_'.$modname, $default);
}
+
+ $options = array(
+ block_navigation::TRIM_RIGHT => get_string('trimmoderight', $this->block->blockname),
+ block_navigation::TRIM_LEFT => get_string('trimmodeleft', $this->block->blockname),
+ block_navigation::TRIM_CENTER => get_string('trimmodecenter', $this->block->blockname)
+ );
+ $mform->addElement('select', 'config_trimmode', get_string('trimmode', $this->block->blockname), $options);
+ $mform->setType('config_trimmode', PARAM_INT);
+
+ $mform->addElement('text', 'config_trimlength', get_string('trimlength', $this->block->blockname));
+ $mform->setDefault('config_trimlength', 50);
+ $mform->setType('config_trimlength', PARAM_INT);
}
}
\ No newline at end of file
// Get the db record for the block instance
$blockrecords = $DB->get_record('block_instances', array('id'=>$instanceid,'blockname'=>'navigation'));
if ($blockrecords!=false) {
- // Instantiate a block_instance object so we can access congif
+
+ // Instantiate a block_instance object so we can access config
$block = block_instance('navigation', $blockrecords);
- // Check if the expansion limit config option has been set and isn't the default [everything]
- if (empty($block->config->showemptybranches) || $block->config->showemptybranches=='no') {
- $navigation->showemptybranches = false;
+
+ $trimmode = block_navigation::TRIM_RIGHT;
+ $trimlength = 50;
+
+ // Set the trim mode
+ if (!empty($block->config->trimmode)) {
+ $trimmode = (int)$block->config->trimmode;
+ }
+ // Set the trim length
+ if (!empty($block->config->trimlength)) {
+ $trimlength = (int)$block->config->trimlength;
}
}
}
// Create a navigation object to use, we can't guarantee PAGE will be complete
+
$expandable = $navigation->initialise($branchtype, $branchid);
+ if (isset($block)) {
+ $block->trim($navigation, $trimmode, $trimlength, ceil($trimlength/2));
+ }
$converter = new navigation_json();
// Find the actuall branch we are looking for
