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pagelib.php
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pagelib.php
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<?php
// This file is part of Moodle - http://moodle.org/
//
// Moodle is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// Moodle is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with Moodle. If not, see <http://www.gnu.org/licenses/>.
/**
* This file contains several classes uses to render the diferent pages
* of the wiki module
*
* @package mod-wiki-2.0
* @copyrigth 2009 Marc Alier, Jordi Piguillem marc.alier@upc.edu
* @copyrigth 2009 Universitat Politecnica de Catalunya http://www.upc.edu
*
* @author Jordi Piguillem
* @author Marc Alier
* @author David Jimenez
* @author Josep Arus
* @author Daniel Serrano
* @author Kenneth Riba
*
* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
*/
require_once($CFG->dirroot . '/mod/wiki/edit_form.php');
require_once($CFG->dirroot . '/tag/lib.php');
/**
* Class page_wiki contains the common code between all pages
*
* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
*/
abstract class page_wiki {
/**
* @var object Current subwiki
*/
protected $subwiki;
/**
* @var int Current page
*/
protected $page;
/**
* @var string Current page title
*/
protected $title;
/**
* @var int Current group ID
*/
protected $gid;
/**
* @var object module context object
*/
protected $modcontext;
/**
* @var int Current user ID
*/
protected $uid;
/**
* @var array The tabs set used in wiki module
*/
protected $tabs = array('view' => 'view', 'edit' => 'edit', 'comments' => 'comments',
'history' => 'history', 'map' => 'map', 'files' => 'files',
'admin' => 'admin');
/**
* @var array tabs options
*/
protected $tabs_options = array();
/**
* @var object wiki renderer
*/
protected $wikioutput;
/**
* page_wiki constructor
*
* @param $wiki. Current wiki
* @param $subwiki. Current subwiki.
* @param $cm. Current course_module.
*/
function __construct($wiki, $subwiki, $cm) {
global $PAGE, $CFG;
$this->subwiki = $subwiki;
$this->modcontext = get_context_instance(CONTEXT_MODULE, $PAGE->cm->id);
// initialise wiki renderer
$this->wikioutput = $PAGE->get_renderer('mod_wiki');
$PAGE->set_cacheable(true);
$PAGE->set_cm($cm);
$PAGE->set_activity_record($wiki);
// the search box
$PAGE->set_button(wiki_search_form($cm));
}
/**
* This method prints the top of the page.
*/
function print_header() {
global $OUTPUT, $PAGE, $CFG, $USER, $SESSION;
$PAGE->set_heading(format_string($PAGE->course->fullname));
$this->set_url();
if (isset($SESSION->wikipreviousurl) && is_array($SESSION->wikipreviousurl)) {
$this->process_session_url();
}
$this->set_session_url();
$this->create_navbar();
$this->setup_tabs();
echo $OUTPUT->header();
echo $this->wikioutput->wiki_info();
// tabs are associated with pageid, so if page is empty, tabs should be disabled
if (!empty($this->page) && !empty($this->tabs)) {
echo $this->wikioutput->tabs($this->page, $this->tabs, $this->tabs_options);
}
}
/**
* Protected method to print current page title.
*/
protected function print_pagetitle() {
global $OUTPUT;
$html = '';
$html .= $OUTPUT->container_start();
$html .= $OUTPUT->heading(format_string($this->title), 2, 'wiki_headingtitle');
$html .= $OUTPUT->container_end();
echo $html;
}
/**
* Setup page tabs, if options is empty, will set up active tab automatically
* @param array $options, tabs options
*/
protected function setup_tabs($options = array()) {
global $CFG, $PAGE;
if (empty($CFG->usecomments) || !has_capability('mod/wiki:viewcomment', $PAGE->context)){
unset($this->tabs['comments']);
}
if (!has_capability('mod/wiki:editpage', $PAGE->context)){
unset($this->tabs['edit']);
}
if (empty($options)) {
$this->tabs_options = array('activetab' => substr(get_class($this), 10));
} else {
$this->tabs_options = $options;
}
}
/**
* This method must be overwritten to print the page content.
*/
function print_content() {
throw new coding_exception('Page wiki class does not implement method print_content()');
}
/**
* Method to set the current page
*
* @param object $page Current page
*/
function set_page($page) {
global $PAGE;
$this->page = $page;
$this->title = $page->title;
$PAGE->set_title($this->title);
}
/**
* Method to set the current page title.
* This method must be called when the current page is not created yet.
* @param string $title Current page title.
*/
function set_title($title) {
global $PAGE;
$this->page = null;
$this->title = $title;
$PAGE->set_title($this->title);
}
/**
* Method to set current group id
* @param int $gid Current group id
*/
function set_gid($gid) {
$this->gid = $gid;
}
/**
* Method to set current user id
* @param int $uid Current user id
*/
function set_uid($uid) {
$this->uid = $uid;
}
/**
* Method to set the URL of the page.
* This method must be overwritten by every type of page.
*/
protected function set_url() {
throw new coding_exception('Page wiki class does not implement method set_url()');
}
/**
* Protected method to create the common items of the navbar in every page type.
*/
protected function create_navbar() {
global $PAGE, $CFG;
$PAGE->navbar->add(format_string($this->title), $CFG->wwwroot . '/mod/wiki/view.php?pageid=' . $this->page->id);
}
/**
* This method print the footer of the page.
*/
function print_footer() {
global $OUTPUT;
echo $OUTPUT->footer();
}
protected function process_session_url() {
global $USER, $SESSION;
//delete locks if edit
$url = $SESSION->wikipreviousurl;
switch ($url['page']) {
case 'edit':
wiki_delete_locks($url['params']['pageid'], $USER->id, $url['params']['section'], false);
break;
}
}
protected function set_session_url() {
global $SESSION;
unset($SESSION->wikipreviousurl);
}
}
/**
* View a wiki page
*
* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
*/
class page_wiki_view extends page_wiki {
/**
* @var int the coursemodule id
*/
private $coursemodule;
function print_header() {
global $PAGE;
parent::print_header();
$this->wikioutput->wiki_print_subwiki_selector($PAGE->activityrecord, $this->subwiki, $this->page, 'view');
if (!empty($this->page)) {
echo $this->wikioutput->prettyview_link($this->page);
}
//echo $this->wikioutput->page_index();
$this->print_pagetitle();
}
function print_content() {
global $PAGE, $CFG;
if (wiki_user_can_view($this->subwiki)) {
if (!empty($this->page)) {
wiki_print_page_content($this->page, $this->modcontext, $this->subwiki->id);
$wiki = $PAGE->activityrecord;
} else {
print_string('nocontent', 'wiki');
// TODO: fix this part
$swid = 0;
if (!empty($this->subwiki)) {
$swid = $this->subwiki->id;
}
}
} else {
// @TODO: Tranlate it
echo "You can not view this page";
}
}
function set_url() {
global $PAGE, $CFG;
$params = array();
if (isset($this->coursemodule)) {
$params['id'] = $this->coursemodule;
} else if (!empty($this->page) and $this->page != null) {
$params['pageid'] = $this->page->id;
} else if (!empty($this->gid)) {
$params['wid'] = $PAGE->cm->instance;
$params['group'] = $this->gid;
} else if (!empty($this->title)) {
$params['swid'] = $this->subwiki->id;
$params['title'] = $this->title;
} else {
print_error(get_string('invalidparameters', 'wiki'));
}
$PAGE->set_url($CFG->wwwroot . '/mod/wiki/view.php', $params);
}
function set_coursemodule($id) {
$this->coursemodule = $id;
}
protected function create_navbar() {
global $PAGE, $CFG;
$PAGE->navbar->add(format_string($this->title));
$PAGE->navbar->add(get_string('view', 'wiki'));
}
}
/**
* Wiki page editing page
*
* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
*/
class page_wiki_edit extends page_wiki {
public static $attachmentoptions;
protected $sectioncontent;
/** @var string the section name needed to be edited */
protected $section;
protected $overridelock = false;
protected $versionnumber = -1;
protected $upload = false;
protected $attachments = 0;
protected $deleteuploads = array();
protected $format;
function __construct($wiki, $subwiki, $cm) {
global $CFG, $PAGE;
parent::__construct($wiki, $subwiki, $cm);
self::$attachmentoptions = array('subdirs' => false, 'maxfiles' => - 1, 'maxbytes' => $CFG->maxbytes, 'accepted_types' => '*');
$PAGE->requires->js_init_call('M.mod_wiki.renew_lock', null, true);
$PAGE->requires->yui2_lib('connection');
}
protected function print_pagetitle() {
global $OUTPUT;
$title = $this->title;
if (isset($this->section)) {
$title .= ' : ' . $this->section;
}
echo $OUTPUT->container_start('wiki_clear');
echo $OUTPUT->heading(format_string($title), 2, 'wiki_headingtitle');
echo $OUTPUT->container_end();
}
function print_header() {
global $OUTPUT, $PAGE;
$PAGE->requires->data_for_js('wiki', array('renew_lock_timeout' => LOCK_TIMEOUT - 5, 'pageid' => $this->page->id, 'section' => $this->section));
parent::print_header();
$this->print_pagetitle();
print '<noscript>' . $OUTPUT->box(get_string('javascriptdisabledlocks', 'wiki'), 'errorbox') . '</noscript>';
}
function print_content() {
global $PAGE;
if (wiki_user_can_edit($this->subwiki)) {
$this->print_edit();
} else {
// @TODO: Translate it
echo "You can not edit this page";
}
}
protected function set_url() {
global $PAGE, $CFG;
$params = array('pageid' => $this->page->id);
if (isset($this->section)) {
$params['section'] = $this->section;
}
$PAGE->set_url($CFG->wwwroot . '/mod/wiki/edit.php', $params);
}
protected function set_session_url() {
global $SESSION;
$SESSION->wikipreviousurl = array('page' => 'edit', 'params' => array('pageid' => $this->page->id, 'section' => $this->section));
}
protected function process_session_url() {
}
function set_section($sectioncontent, $section) {
$this->sectioncontent = $sectioncontent;
$this->section = $section;
}
public function set_versionnumber($versionnumber) {
$this->versionnumber = $versionnumber;
}
public function set_overridelock($override) {
$this->overridelock = $override;
}
function set_format($format) {
$this->format = $format;
}
public function set_upload($upload) {
$this->upload = $upload;
}
public function set_attachments($attachments) {
$this->attachments = $attachments;
}
public function set_deleteuploads($deleteuploads) {
$this->deleteuploads = $deleteuploads;
}
protected function create_navbar() {
global $PAGE, $CFG;
parent::create_navbar();
$PAGE->navbar->add(get_string('edit', 'wiki'));
}
protected function check_locks() {
global $OUTPUT, $USER, $CFG;
if (!wiki_set_lock($this->page->id, $USER->id, $this->section, true)) {
print $OUTPUT->box(get_string('pageislocked', 'wiki'), 'generalbox boxwidthnormal boxaligncenter');
if ($this->overridelock) {
$params = 'pageid=' . $this->page->id;
if ($this->section) {
$params .= '§ion=' . urlencode($this->section);
}
$form = '<form method="post" action="' . $CFG->wwwroot . '/mod/wiki/overridelocks.php?' . $params . '">';
$form .= '<input type="hidden" name="sesskey" value="' . sesskey() . '" />';
$form .= '<input type="submit" value="' . get_string('overridelocks', 'wiki') . '" />';
$form .= '</form>';
print $OUTPUT->box($form, 'generalbox boxwidthnormal boxaligncenter');
}
return false;
}
return true;
}
protected function print_edit($content = null) {
global $CFG, $OUTPUT, $USER, $PAGE;
if (!$this->check_locks()) {
return;
}
//delete old locks (> 1 hour)
wiki_delete_old_locks();
$version = wiki_get_current_version($this->page->id);
$format = $version->contentformat;
if ($content == null) {
if (empty($this->section)) {
$content = $version->content;
} else {
$content = $this->sectioncontent;
}
}
$versionnumber = $version->version;
if ($this->versionnumber >= 0) {
if ($version->version != $this->versionnumber) {
print $OUTPUT->box(get_string('wrongversionlock', 'wiki'), 'errorbox');
$versionnumber = $this->versionnumber;
}
}
$url = $CFG->wwwroot . '/mod/wiki/edit.php?pageid=' . $this->page->id;
if (!empty($this->section)) {
$url .= "§ion=" . urlencode($this->section);
}
$params = array('attachmentoptions' => page_wiki_edit::$attachmentoptions, 'format' => $version->contentformat, 'version' => $versionnumber, 'pagetitle'=>$this->page->title);
$data = new StdClass();
$data->newcontent = $content;
$data->version = $versionnumber;
$data->format = $format;
switch ($format) {
case 'html':
$data->newcontentformat = FORMAT_HTML;
// Append editor context to editor options, giving preference to existing context.
page_wiki_edit::$attachmentoptions = array_merge(array('context' => $this->modcontext), page_wiki_edit::$attachmentoptions);
$data = file_prepare_standard_editor($data, 'newcontent', page_wiki_edit::$attachmentoptions, $this->modcontext, 'mod_wiki', 'attachments', $this->subwiki->id);
break;
default:
break;
}
if ($version->contentformat != 'html') {
$params['fileitemid'] = $this->subwiki->id;
$params['contextid'] = $this->modcontext->id;
$params['component'] = 'mod_wiki';
$params['filearea'] = 'attachments';
}
if (!empty($CFG->usetags)) {
$params['tags'] = tag_get_tags_csv('wiki_pages', $this->page->id, TAG_RETURN_TEXT);
}
$form = new mod_wiki_edit_form($url, $params);
if ($formdata = $form->get_data()) {
if (!empty($CFG->usetags)) {
$data->tags = $formdata->tags;
}
} else {
if (!empty($CFG->usetags)) {
$data->tags = tag_get_tags_array('wiki', $this->page->id);
}
}
$form->set_data($data);
$form->display();
}
}
/**
* Class that models the behavior of wiki's view comments page
*
* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
*/
class page_wiki_comments extends page_wiki {
function print_header() {
parent::print_header();
$this->print_pagetitle();
}
function print_content() {
global $CFG, $OUTPUT, $USER, $PAGE;
require_once($CFG->dirroot . '/mod/wiki/locallib.php');
$page = $this->page;
$subwiki = $this->subwiki;
$wiki = $PAGE->activityrecord;
list($context, $course, $cm) = get_context_info_array($this->modcontext->id);
require_capability('mod/wiki:viewcomment', $this->modcontext, NULL, true, 'noviewcommentpermission', 'wiki');
$comments = wiki_get_comments($this->modcontext->id, $page->id);
if (has_capability('mod/wiki:editcomment', $this->modcontext)) {
echo '<div class="midpad"><a href="' . $CFG->wwwroot . '/mod/wiki/editcomments.php?action=add&pageid=' . $page->id . '">' . get_string('addcomment', 'wiki') . '</a></div>';
}
$options = array('swid' => $this->page->subwikiid, 'pageid' => $page->id);
$version = wiki_get_current_version($this->page->id);
$format = $version->contentformat;
if (empty($comments)) {
echo $OUTPUT->heading(get_string('nocomments', 'wiki'));
}
foreach ($comments as $comment) {
$user = wiki_get_user_info($comment->userid);
$fullname = fullname($user, has_capability('moodle/site:viewfullnames', get_context_instance(CONTEXT_COURSE, $course->id)));
$by = new stdclass();
$by->name = '<a href="' . $CFG->wwwroot . '/user/view.php?id=' . $user->id . '&course=' . $course->id . '">' . $fullname . '</a>';
$by->date = userdate($comment->timecreated);
$t = new html_table();
$cell1 = new html_table_cell($OUTPUT->user_picture($user, array('popup' => true)));
$cell2 = new html_table_cell(get_string('bynameondate', 'forum', $by));
$cell3 = new html_table_cell();
$cell3->atributtes ['width'] = "80%";
$cell4 = new html_table_cell();
$cell5 = new html_table_cell();
$row1 = new html_table_row();
$row1->cells[] = $cell1;
$row1->cells[] = $cell2;
$row2 = new html_table_row();
$row2->cells[] = $cell3;
if ($format != 'html') {
if ($format == 'creole') {
$parsedcontent = wiki_parse_content('creole', $comment->content, $options);
} else if ($format == 'nwiki') {
$parsedcontent = wiki_parse_content('nwiki', $comment->content, $options);
}
$cell4->text = format_text(html_entity_decode($parsedcontent['parsed_text']), FORMAT_HTML);
} else {
$cell4->text = format_text($comment->content, FORMAT_HTML);
}
$row2->cells[] = $cell4;
$t->data = array($row1, $row2);
$actionicons = false;
if ((has_capability('mod/wiki:managecomment', $this->modcontext))) {
$urledit = new moodle_url('/mod/wiki/editcomments.php', array('commentid' => $comment->id, 'pageid' => $page->id, 'action' => 'edit'));
$urldelet = new moodle_url('/mod/wiki/instancecomments.php', array('commentid' => $comment->id, 'pageid' => $page->id, 'action' => 'delete'));
$actionicons = true;
} else if ((has_capability('mod/wiki:editcomment', $this->modcontext)) and ($USER->id == $user->id)) {
$urledit = new moodle_url('/mod/wiki/editcomments.php', array('commentid' => $comment->id, 'pageid' => $page->id, 'action' => 'edit'));
$urldelet = new moodle_url('/mod/wiki/instancecomments.php', array('commentid' => $comment->id, 'pageid' => $page->id, 'action' => 'delete'));
$actionicons = true;
}
if ($actionicons) {
$cell6 = new html_table_cell($OUTPUT->action_icon($urledit, new pix_icon('t/edit', get_string('edit'))) . $OUTPUT->action_icon($urldelet, new pix_icon('t/delete', get_string('delete'))));
$row3 = new html_table_row();
$row3->cells[] = $cell5;
$row3->cells[] = $cell6;
$t->data[] = $row3;
}
echo html_writer::tag('div', html_writer::table($t), array('class'=>'no-overflow'));
}
}
function set_url() {
global $PAGE, $CFG;
$PAGE->set_url($CFG->wwwroot . '/mod/wiki/comments.php', array('pageid' => $this->page->id));
}
protected function create_navbar() {
global $PAGE, $CFG;
parent::create_navbar();
$PAGE->navbar->add(get_string('comments', 'wiki'));
}
}
/**
* Class that models the behavior of wiki's edit comment
*
* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
*/
class page_wiki_editcomment extends page_wiki {
private $comment;
private $action;
private $form;
private $format;
function set_url() {
global $PAGE, $CFG;
$PAGE->set_url($CFG->wwwroot . '/mod/wiki/comments.php', array('pageid' => $this->page->id));
}
function print_header() {
parent::print_header();
$this->print_pagetitle();
}
function print_content() {
global $PAGE;
require_capability('mod/wiki:editcomment', $this->modcontext, NULL, true, 'noeditcommentpermission', 'wiki');
if ($this->action == 'add') {
$this->add_comment_form();
} else if ($this->action == 'edit') {
$this->edit_comment_form($this->comment);
}
}
function set_action($action, $comment) {
global $CFG;
require_once($CFG->dirroot . '/mod/wiki/comments_form.php');
$this->action = $action;
$this->comment = $comment;
$version = wiki_get_current_version($this->page->id);
$this->format = $version->contentformat;
if ($this->format == 'html') {
$destination = $CFG->wwwroot . '/mod/wiki/instancecomments.php?pageid=' . $this->page->id;
$this->form = new mod_wiki_comments_form($destination);
}
}
protected function create_navbar() {
global $PAGE, $CFG;
$PAGE->navbar->add(get_string('comments', 'wiki'), $CFG->wwwroot . '/mod/wiki/comments.php?pageid=' . $this->page->id);
if ($this->action == 'add') {
$PAGE->navbar->add(get_string('insertcomment', 'wiki'));
} else {
$PAGE->navbar->add(get_string('editcomment', 'wiki'));
}
}
protected function setup_tabs() {
parent::setup_tabs(array('linkedwhenactive' => 'comments', 'activetab' => 'comments'));
}
private function add_comment_form() {
global $CFG;
require_once($CFG->dirroot . '/mod/wiki/editors/wiki_editor.php');
$pageid = $this->page->id;
if ($this->format == 'html') {
$com = new stdClass();
$com->action = 'add';
$com->commentoptions = array('trusttext' => true, 'maxfiles' => 0);
$this->form->set_data($com);
$this->form->display();
} else {
wiki_print_editor_wiki($this->page->id, null, $this->format, -1, null, false, null, 'addcomments');
}
}
private function edit_comment_form($com) {
global $CFG;
require_once($CFG->dirroot . '/mod/wiki/comments_form.php');
require_once($CFG->dirroot . '/mod/wiki/editors/wiki_editor.php');
if ($this->format == 'html') {
$com->action = 'edit';
$com->entrycomment_editor['text'] = $com->content;
$com->commentoptions = array('trusttext' => true, 'maxfiles' => 0);
$this->form->set_data($com);
$this->form->display();
} else {
wiki_print_editor_wiki($this->page->id, $com->content, $this->format, -1, null, false, array(), 'editcomments', $com->id);
}
}
}
/**
* Wiki page search page
*
* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
*/
class page_wiki_search extends page_wiki {
private $search_result;
protected function create_navbar() {
global $PAGE, $CFG;
$PAGE->navbar->add(format_string($this->title));
}
function set_search_string($search, $searchcontent) {
$swid = $this->subwiki->id;
if ($searchcontent) {
$this->search_result = wiki_search_all($swid, $search);
} else {
$this->search_result = wiki_search_title($swid, $search);
}
}
function set_url() {
global $PAGE, $CFG;
$PAGE->set_url($CFG->wwwroot . '/mod/wiki/search.php');
}
function print_content() {
global $PAGE;
require_capability('mod/wiki:viewpage', $this->modcontext, NULL, true, 'noviewpagepermission', 'wiki');
echo $this->wikioutput->search_result($this->search_result, $this->subwiki);
}
}
/**
*
* Class that models the behavior of wiki's
* create page
*
*/
class page_wiki_create extends page_wiki {
private $format;
private $swid;
private $wid;
private $action;
private $mform;
function print_header() {
$this->set_url();
parent::print_header();
}
function set_url() {
global $PAGE, $CFG;
$params = array();
if ($this->action == 'new') {
$params['action'] = 'new';
$params['swid'] = $this->swid;
$params['wid'] = $this->wid;
if ($this->title != get_string('newpage', 'wiki')) {
$params['title'] = $this->title;
}
$PAGE->set_url($CFG->wwwroot . '/mod/wiki/create.php', $params);
} else {
$params['action'] = 'create';
$params['swid'] = $this->swid;
$PAGE->set_url($CFG->wwwroot . '/mod/wiki/create.php', $params);
}
}
function set_format($format) {
$this->format = $format;
}
function set_wid($wid) {
$this->wid = $wid;
}
function set_swid($swid) {
$this->swid = $swid;
}
function set_action($action) {
global $PAGE;
$this->action = $action;
require_once(dirname(__FILE__) . '/create_form.php');
$url = new moodle_url('/mod/wiki/create.php', array('action' => 'create', 'wid' => $PAGE->activityrecord->id, 'gid' => $this->gid, 'uid' => $this->uid));
$formats = wiki_get_formats();
$options = array('formats' => $formats, 'defaultformat' => $PAGE->activityrecord->defaultformat, 'forceformat' => $PAGE->activityrecord->forceformat);
if ($this->title != get_string('newpage', 'wiki')) {
$options['disable_pagetitle'] = true;
}
$this->mform = new mod_wiki_create_form($url->out(false), $options);
}
protected function create_navbar() {
global $PAGE;
$PAGE->navbar->add($this->title);
}
function print_content($pagetitle = '') {
global $PAGE;
// @TODO: Change this to has_capability and show an alternative interface.
require_capability('mod/wiki:createpage', $this->modcontext, NULL, true, 'nocreatepermission', 'wiki');
$data = new stdClass();
if (!empty($pagetitle)) {
$data->pagetitle = $pagetitle;
}
$data->pageformat = $PAGE->activityrecord->defaultformat;
$this->mform->set_data($data);
$this->mform->display();
}
function create_page($pagetitle) {
global $USER, $CFG, $PAGE;
$data = $this->mform->get_data();
if (empty($this->subwiki)) {
$swid = wiki_add_subwiki($PAGE->activityrecord->id, $this->gid, $this->uid);
$this->subwiki = wiki_get_subwiki($swid);
}
if ($data) {
$id = wiki_create_page($this->subwiki->id, $data->pagetitle, $data->pageformat, $USER->id);
} else {
$id = wiki_create_page($this->subwiki->id, $pagetitle, $PAGE->activityrecord->defaultformat, $USER->id);
}
redirect($CFG->wwwroot . '/mod/wiki/edit.php?pageid=' . $id);
}
}
class page_wiki_preview extends page_wiki_edit {
private $newcontent;
function __construct($wiki, $subwiki, $cm) {
global $PAGE, $CFG, $OUTPUT;
parent::__construct($wiki, $subwiki, $cm);
$buttons = $OUTPUT->update_module_button($cm->id, 'wiki');
$PAGE->set_button($buttons);
}
function print_header() {
global $PAGE, $CFG;
parent::print_header();
}
function print_content() {
global $PAGE;
require_capability('mod/wiki:editpage', $this->modcontext, NULL, true, 'noeditpermission', 'wiki');
$this->print_preview();
}
function set_newcontent($newcontent) {
$this->newcontent = $newcontent;
}
function set_url() {
global $PAGE, $CFG;
$params = array('pageid' => $this->page->id
);
if (isset($this->section)) {
$params['section'] = $this->section;
}
$PAGE->set_url($CFG->wwwroot . '/mod/wiki/edit.php', $params);
}
protected function setup_tabs() {
parent::setup_tabs(array('linkedwhenactive' => 'view', 'activetab' => 'view'));
}
protected function check_locks() {
return true;
}
protected function print_preview() {
global $CFG, $PAGE, $OUTPUT;
$version = wiki_get_current_version($this->page->id);
$format = $version->contentformat;
$content = $version->content;
$url = $CFG->wwwroot . '/mod/wiki/edit.php?pageid=' . $this->page->id;
if (!empty($this->section)) {
$url .= "§ion=" . urlencode($this->section);
}
$params = array('attachmentoptions' => page_wiki_edit::$attachmentoptions, 'format' => $this->format, 'version' => $this->versionnumber);
if ($this->format != 'html') {
$params['contextid'] = $this->modcontext->id;
$params['component'] = 'mod_wiki';
$params['filearea'] = 'attachments';