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<?php
namespace dokuwiki\Ui;
use dokuwiki\ChangeLog\MediaChangeLog;
use dokuwiki\ChangeLog\PageChangeLog;
use dokuwiki\ChangeLog\RevisionInfo;
use dokuwiki\Form\Form;
/**
* DokuWiki Recent Interface
*
* @package dokuwiki\Ui
*/
class Recent extends Ui
{
protected $first;
protected $show_changes;
/**
* Recent Ui constructor
*
* @param int $first skip the first n changelog lines
* @param string $show_changes type of changes to show; 'pages', 'mediafiles', or 'both'
*/
public function __construct($first = 0, $show_changes = 'both')
{
$this->first = $first;
$this->show_changes = $show_changes;
}
/**
* Display recent changes
*
* @return void
* @author Matthias Grimm <matthiasgrimm@users.sourceforge.net>
* @author Ben Coburn <btcoburn@silicodon.net>
* @author Kate Arzamastseva <pshns@ukr.net>
* @author Satoshi Sahara <sahara.satoshi@gmail.com>
*
* @author Andreas Gohr <andi@splitbrain.org>
*/
public function show()
{
global $conf, $lang;
global $ID;
// get recent items, and set correct pagination parameters (first, hasNext)
$first = $this->first;
$hasNext = false;
$recents = $this->getRecents($first, $hasNext);
// print intro
echo p_locale_xhtml('recent');
if (getNS($ID) != '') {
echo '<div class="level1"><p>'
. sprintf($lang['recent_global'], getNS($ID), wl('', 'do=recent'))
. '</p></div>';
}
// create the form
$form = new Form(['id' => 'dw__recent', 'method' => 'GET', 'action' => wl($ID), 'class' => 'changes']);
$form->addTagOpen('div')->addClass('no');
$form->setHiddenField('sectok', null);
$form->setHiddenField('do', 'recent');
$form->setHiddenField('id', $ID);
// show dropdown selector, whether include not only recent pages but also recent media files?
if ($conf['mediarevisions']) {
$this->addRecentItemSelector($form);
}
// start listing of recent items
$form->addTagOpen('ul');
foreach ($recents as $recent) {
// check possible external edition for current page or media
$this->checkCurrentRevision($recent);
$RevInfo = new RevisionInfo($recent);
$RevInfo->isCurrent(true);
$class = ($RevInfo->val('type') === DOKU_CHANGE_TYPE_MINOR_EDIT) ? 'minor' : '';
$form->addTagOpen('li')->addClass($class);
$form->addTagOpen('div')->addClass('li');
$html = implode(' ', [
$RevInfo->showFileIcon(), // filetype icon
$RevInfo->showEditDate(), // edit date and time
$RevInfo->showIconCompareWithPrevious(), // link to diff view icon
$RevInfo->showIconRevisions(), // link to revisions icon
$RevInfo->showFileName(), // name of page or media
$RevInfo->showEditSummary(), // edit summary
$RevInfo->showEditor(), // editor info
$RevInfo->showSizechange(), // size change indicator
]);
$form->addHTML($html);
$form->addTagClose('div');
$form->addTagClose('li');
}
$form->addTagClose('ul');
$form->addTagClose('div'); // close div class=no
// provide navigation for paginated recent list (of pages and/or media files)
$form->addHTML($this->htmlNavigation($first, $hasNext));
echo $form->toHTML('Recent');
}
/**
* Get recent items, and set correct pagination parameters (first, hasNext)
*
* @param int $first
* @param bool $hasNext
* @return array recent items to be shown in a paginated list
*
* @see also dokuwiki\Changelog::getRevisionInfo()
*/
protected function getRecents(&$first, &$hasNext)
{
global $ID, $conf;
$flags = 0;
if ($this->show_changes == 'mediafiles' && $conf['mediarevisions']) {
$flags = RECENTS_MEDIA_CHANGES;
} elseif ($this->show_changes == 'pages') {
$flags = 0;
} elseif ($conf['mediarevisions']) {
$flags = RECENTS_MEDIA_PAGES_MIXED;
}
/* we need to get one additionally log entry to be able to
* decide if this is the last page or is there another one.
* This is the cheapest solution to get this information.
*/
$recents = getRecents($first, $conf['recent'] + 1, getNS($ID), $flags);
if (count($recents) == 0 && $first != 0) {
$first = 0;
$recents = getRecents($first, $conf['recent'] + 1, getNS($ID), $flags);
}
$hasNext = false;
if (count($recents) > $conf['recent']) {
$hasNext = true;
array_pop($recents); // remove extra log entry
}
return $recents;
}
/**
* Check possible external deletion for current page or media
*
* To keep sort order in the recent list, we ignore externally modification.
* It is not possible to know when external deletion had happened,
* $info['date'] is to be incremented 1 second when such deletion detected.
*/
protected function checkCurrentRevision(array &$info)
{
if ($info['mode'] == RevisionInfo::MODE_PAGE) {
$changelog = new PageChangelog($info['id']);
} else {
$changelog = new MediaChangelog($info['id']);
}
if (!$changelog->isCurrentRevision($info['date'])) {
$currentRevInfo = $changelog->getCurrentRevisionInfo();
if ($currentRevInfo['type'] == DOKU_CHANGE_TYPE_DELETE) {
// the page or media file was externally deleted, updated info because the link is already red
// externally created and edited not updated because sorting by date is not worth so much changes
$info = array_merge($info, $currentRevInfo);
}
}
unset($changelog);
}
/**
* Navigation buttons for Pagination (prev/next)
*
* @param int $first
* @param bool $hasNext
* @return string html
*/
protected function htmlNavigation($first, $hasNext)
{
global $conf, $lang;
$last = $first + $conf['recent'];
$html = '<div class="pagenav">';
if ($first > 0) {
$first = max($first - $conf['recent'], 0);
$html .= '<div class="pagenav-prev">';
$html .= '<button type="submit" name="first[' . $first . ']" accesskey="n"'
. ' title="' . $lang['btn_newer'] . ' [N]" class="button show">'
. $lang['btn_newer']
. '</button>';
$html .= '</div>';
}
if ($hasNext) {
$html .= '<div class="pagenav-next">';
$html .= '<button type="submit" name="first[' . $last . ']" accesskey="p"'
. ' title="' . $lang['btn_older'] . ' [P]" class="button show">'
. $lang['btn_older']
. '</button>';
$html .= '</div>';
}
$html .= '</div>';
return $html;
}
/**
* Add dropdown selector of item types to the form instance
*
* @param Form $form
* @return void
*/
protected function addRecentItemSelector(Form $form)
{
global $lang;
$form->addTagOpen('div')->addClass('changeType');
$options = [
'pages' => $lang['pages_changes'],
'mediafiles' => $lang['media_changes'],
'both' => $lang['both_changes']
];
$form->addDropdown('show_changes', $options, $lang['changes_type'])
->val($this->show_changes)->addClass('quickselect');
$form->addButton('do[recent]', $lang['btn_apply'])->attr('type', 'submit');
$form->addTagClose('div');
}
}
|
