mirror of
https://github.com/moodle/moodle.git
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1457 lines
44 KiB
PHP
1457 lines
44 KiB
PHP
<?php
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// This file is part of Moodle - http://moodle.org/
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//
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// Moodle is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// Moodle is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with Moodle. If not, see <http://www.gnu.org/licenses/>.
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/**
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* This contains functions and classes that will be used by scripts in wiki module
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*
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* @package mod-wiki-2.0
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* @copyrigth 2009 Marc Alier, Jordi Piguillem marc.alier@upc.edu
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* @copyrigth 2009 Universitat Politecnica de Catalunya http://www.upc.edu
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*
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* @author Jordi Piguillem
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* @author Marc Alier
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* @author David Jimenez
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* @author Josep Arus
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* @author Daniel Serrano
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* @author Kenneth Riba
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*
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* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
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*/
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require_once($CFG->dirroot . '/mod/wiki/lib.php');
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require_once($CFG->dirroot . '/mod/wiki/parser/parser.php');
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require_once($CFG->libdir . '/filelib.php');
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define('WIKI_REFRESH_CACHE_TIME', 30); // @TODO: To be deleted.
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define('FORMAT_CREOLE', '37');
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define('FORMAT_NWIKI', '38');
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define('NO_VALID_RATE', '-999');
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define('IMPROVEMENT', '+');
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define('EQUAL', '=');
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define('WORST', '-');
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define('LOCK_TIMEOUT', 30);
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/**
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* Get a wiki instance
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* @param int $wikiid the instance id of wiki
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*/
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function wiki_get_wiki($wikiid) {
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global $DB;
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return $DB->get_record('wiki', array('id' => $wikiid));
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}
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/**
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* Get sub wiki instances with same wiki id
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* @param int $wikiid
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*/
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function wiki_get_subwikis($wikiid) {
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global $DB;
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return $DB->get_records('wiki_subwikis', array('wikiid' => $wikiid));
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}
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/**
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* Get a sub wiki instance by wiki id and group id
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* @param int $wikiid
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* @param int $groupid
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* @return object
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*/
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function wiki_get_subwiki_by_group($wikiid, $groupid, $userid = 0) {
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global $DB;
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return $DB->get_record('wiki_subwikis', array('wikiid' => $wikiid, 'groupid' => $groupid, 'userid' => $userid));
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}
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/**
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* Get a sub wiki instace by instance id
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* @param int $subwikiid
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* @return object
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*/
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function wiki_get_subwiki($subwikiid) {
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global $DB;
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return $DB->get_record('wiki_subwikis', array('id' => $subwikiid));
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}
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/**
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* Add a new sub wiki instance
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* @param int $wikiid
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* @param int $groupid
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* @return int $insertid
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*/
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function wiki_add_subwiki($wikiid, $groupid, $userid = 0) {
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global $DB;
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$record = new StdClass();
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$record->wikiid = $wikiid;
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$record->groupid = $groupid;
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$record->userid = $userid;
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$insertid = $DB->insert_record('wiki_subwikis', $record);
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return $insertid;
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}
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/**
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* Get a wiki instance by pageid
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* @param int $pageid
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* @return object
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*/
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function wiki_get_wiki_from_pageid($pageid) {
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global $DB;
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$sql = "SELECT w.*
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FROM {wiki} w, {wiki_subwikis} s, {wiki_pages} p
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WHERE p.id = ? AND
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p.subwikiid = s.id AND
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s.wikiid = w.id";
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return $DB->get_record_sql($sql, array($pageid));
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}
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/**
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* Get a wiki page by pageid
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* @param int $pageid
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* @return object
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*/
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function wiki_get_page($pageid) {
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global $DB;
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return $DB->get_record('wiki_pages', array('id' => $pageid));
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}
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/**
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* Get latest version of wiki page
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* @param int $pageid
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* @return object
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*/
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function wiki_get_current_version($pageid) {
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global $DB;
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// @TODO: Fix this query
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$sql = "SELECT *
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FROM {wiki_versions}
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WHERE pageid = ?
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ORDER BY version DESC";
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$records = $DB->get_records_sql($sql, array($pageid), 0, 1);
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return array_pop($records);
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}
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/**
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* Alias of wiki_get_current_version
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* @TODO, does the exactly same thing as wiki_get_current_version, should be removed
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* @param int $pageid
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* @return object
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*/
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function wiki_get_last_version($pageid) {
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return wiki_get_current_version($pageid);
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}
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/**
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* Get page section
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* @param int $pageid
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* @param string $section
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*/
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function wiki_get_section_page($page, $section) {
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$version = wiki_get_current_version($page->id);
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return wiki_parser_proxy::get_section($version->content, $version->contentformat, $section);
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}
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/**
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* Get a wiki page by page title
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* @param int $swid, sub wiki id
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* @param string $title
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* @return object
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*/
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function wiki_get_page_by_title($swid, $title) {
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global $DB;
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return $DB->get_record('wiki_pages', array('subwikiid' => $swid, 'title' => $title));
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}
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/**
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* Get a version record by record id
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* @param int $versionid, the version id
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* @return object
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*/
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function wiki_get_version($versionid) {
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global $DB;
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return $DB->get_record('wiki_versions', array('id' => $versionid));
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}
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/**
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* Get first page of wiki instace
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* @param int $subwikiid
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* @param int $module, wiki instance object
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*/
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function wiki_get_first_page($subwikid, $module = null) {
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global $DB, $USER;
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$sql = "SELECT p.*
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FROM {wiki} w, {wiki_subwikis} s, {wiki_pages} p
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WHERE s.id = ? AND
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s.wikiid = w.id AND
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w.firstpagetitle = p.title AND
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p.subwikiid = s.id";
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return $DB->get_record_sql($sql, array($subwikid));
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}
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function wiki_save_section($wikipage, $sectiontitle, $sectioncontent, $userid) {
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$wiki = wiki_get_wiki_from_pageid($wikipage->id);
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$cm = get_coursemodule_from_instance('wiki', $wiki->id);
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$context = context_module::instance($cm->id);
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if (has_capability('mod/wiki:editpage', $context)) {
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$version = wiki_get_current_version($wikipage->id);
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$content = wiki_parser_proxy::get_section($version->content, $version->contentformat, $sectiontitle, true);
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$newcontent = $content[0] . $sectioncontent . $content[2];
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return wiki_save_page($wikipage, $newcontent, $userid);
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} else {
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return false;
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}
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}
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/**
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* Save page content
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* @param object $wikipage
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* @param string $newcontent
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* @param int $userid
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*/
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function wiki_save_page($wikipage, $newcontent, $userid) {
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global $DB;
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$wiki = wiki_get_wiki_from_pageid($wikipage->id);
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$cm = get_coursemodule_from_instance('wiki', $wiki->id);
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$context = context_module::instance($cm->id);
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if (has_capability('mod/wiki:editpage', $context)) {
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$version = wiki_get_current_version($wikipage->id);
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$version->content = $newcontent;
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$version->userid = $userid;
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$version->version++;
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$version->timecreated = time();
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$versionid = $DB->insert_record('wiki_versions', $version);
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$wikipage->timemodified = $version->timecreated;
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$wikipage->userid = $userid;
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$return = wiki_refresh_cachedcontent($wikipage, $newcontent);
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return $return;
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} else {
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return false;
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}
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}
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function wiki_refresh_cachedcontent($page, $newcontent = null) {
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global $DB;
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$version = wiki_get_current_version($page->id);
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if (empty($version)) {
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return null;
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}
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if (!isset($newcontent)) {
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$newcontent = $version->content;
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}
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$options = array('swid' => $page->subwikiid, 'pageid' => $page->id);
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$parseroutput = wiki_parse_content($version->contentformat, $newcontent, $options);
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$page->cachedcontent = $parseroutput['toc'] . $parseroutput['parsed_text'];
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$page->timerendered = time();
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$DB->update_record('wiki_pages', $page);
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wiki_refresh_page_links($page, $parseroutput['link_count']);
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return array('page' => $page, 'sections' => $parseroutput['repeated_sections'], 'version' => $version->version);
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}
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/**
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* Restore a page
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*/
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function wiki_restore_page($wikipage, $newcontent, $userid) {
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$return = wiki_save_page($wikipage, $newcontent, $userid);
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return $return['page'];
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}
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function wiki_refresh_page_links($page, $links) {
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global $DB;
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$DB->delete_records('wiki_links', array('frompageid' => $page->id));
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foreach ($links as $linkname => $linkinfo) {
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$newlink = new stdClass();
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$newlink->subwikiid = $page->subwikiid;
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$newlink->frompageid = $page->id;
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if ($linkinfo['new']) {
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$newlink->tomissingpage = $linkname;
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} else {
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$newlink->topageid = $linkinfo['pageid'];
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}
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try {
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$DB->insert_record('wiki_links', $newlink);
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} catch (dml_exception $e) {
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debugging($e->getMessage());
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}
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}
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}
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/**
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* Create a new wiki page, if the page exists, return existing pageid
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* @param int $swid
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* @param string $title
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* @param string $format
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* @param int $userid
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*/
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function wiki_create_page($swid, $title, $format, $userid) {
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global $DB;
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$subwiki = wiki_get_subwiki($swid);
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$cm = get_coursemodule_from_instance('wiki', $subwiki->wikiid);
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$context = context_module::instance($cm->id);
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require_capability('mod/wiki:editpage', $context);
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// if page exists
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if ($page = wiki_get_page_by_title($swid, $title)) {
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return $page->id;
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}
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// Creating a new empty version
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$version = new stdClass();
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$version->content = '';
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$version->contentformat = $format;
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$version->version = 0;
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$version->timecreated = time();
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$version->userid = $userid;
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$versionid = null;
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$versionid = $DB->insert_record('wiki_versions', $version);
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// Createing a new empty page
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$page = new stdClass();
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$page->subwikiid = $swid;
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$page->title = $title;
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$page->cachedcontent = '';
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$page->timecreated = $version->timecreated;
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$page->timemodified = $version->timecreated;
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$page->timerendered = $version->timecreated;
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$page->userid = $userid;
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$page->pageviews = 0;
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$page->readonly = 0;
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$pageid = $DB->insert_record('wiki_pages', $page);
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// Setting the pageid
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$version->id = $versionid;
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$version->pageid = $pageid;
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$DB->update_record('wiki_versions', $version);
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wiki_make_cache_expire($page->title);
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return $pageid;
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}
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function wiki_make_cache_expire($pagename) {
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global $DB;
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$sql = "UPDATE {wiki_pages}
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SET timerendered = 0
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WHERE id IN ( SELECT l.frompageid
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FROM {wiki_links} l
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WHERE l.tomissingpage = ?
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)";
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$DB->execute ($sql, array($pagename));
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}
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/**
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* Get a specific version of page
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* @param int $pageid
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* @param int $version
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*/
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function wiki_get_wiki_page_version($pageid, $version) {
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global $DB;
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return $DB->get_record('wiki_versions', array('pageid' => $pageid, 'version' => $version));
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}
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/**
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* Get version list
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* @param int $pageid
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* @param int $limitfrom
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* @param int $limitnum
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*/
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function wiki_get_wiki_page_versions($pageid, $limitfrom, $limitnum) {
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global $DB;
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return $DB->get_records('wiki_versions', array('pageid' => $pageid), 'version DESC', '*', $limitfrom, $limitnum);
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}
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/**
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* Count the number of page version
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* @param int $pageid
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*/
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function wiki_count_wiki_page_versions($pageid) {
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global $DB;
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return $DB->count_records('wiki_versions', array('pageid' => $pageid));
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}
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/**
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* Get linked from page
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* @param int $pageid
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*/
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function wiki_get_linked_to_pages($pageid) {
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global $DB;
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return $DB->get_records('wiki_links', array('frompageid' => $pageid));
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}
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/**
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* Get linked from page
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* @param int $pageid
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*/
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function wiki_get_linked_from_pages($pageid) {
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global $DB;
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return $DB->get_records('wiki_links', array('topageid' => $pageid));
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}
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/**
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* Get pages which user have been edited
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* @param int $swid
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* @param int $userid
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*/
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function wiki_get_contributions($swid, $userid) {
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global $DB;
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$sql = "SELECT v.*
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FROM {wiki_versions} v, {wiki_pages} p
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WHERE p.subwikiid = ? AND
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v.pageid = p.id AND
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v.userid = ?";
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return $DB->get_records_sql($sql, array($swid, $userid));
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}
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/**
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* Get missing or empty pages in wiki
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* @param int $swid sub wiki id
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*/
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function wiki_get_missing_or_empty_pages($swid) {
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global $DB;
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$sql = "SELECT DISTINCT p.title, p.id, p.subwikiid
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FROM {wiki} w, {wiki_subwikis} s, {wiki_pages} p
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WHERE s.wikiid = w.id and
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s.id = ? and
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w.firstpagetitle != p.title and
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p.subwikiid = ? and
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1 = (SELECT count(*)
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FROM {wiki_versions} v
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WHERE v.pageid = p.id)
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UNION
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SELECT DISTINCT l.tomissingpage as title, 0 as id, l.subwikiid
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FROM {wiki_links} l
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WHERE l.subwikiid = ? and
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l.topageid = 0";
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return $DB->get_records_sql($sql, array($swid, $swid, $swid));
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}
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/**
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* Get pages list in wiki
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* @param int $swid sub wiki id
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*/
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function wiki_get_page_list($swid) {
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global $DB;
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$records = $DB->get_records('wiki_pages', array('subwikiid' => $swid), 'title ASC');
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return $records;
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}
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/**
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* Return a list of orphaned wikis for one specific subwiki
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* @global object
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* @param int $swid sub wiki id
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*/
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function wiki_get_orphaned_pages($swid) {
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global $DB;
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$sql = "SELECT p.id, p.title
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FROM {wiki_pages} p, {wiki} w , {wiki_subwikis} s
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WHERE p.subwikiid = ?
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AND s.id = ?
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AND w.id = s.wikiid
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AND p.title != w.firstpagetitle
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AND p.id NOT IN (SELECT topageid FROM {wiki_links} WHERE subwikiid = ?)";
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return $DB->get_records_sql($sql, array($swid, $swid, $swid));
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}
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/**
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* Search wiki title
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* @param int $swid sub wiki id
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* @param string $search
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*/
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function wiki_search_title($swid, $search) {
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global $DB;
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return $DB->get_records_select('wiki_pages', "subwikiid = ? AND title LIKE ?", array($swid, '%'.$search.'%'));
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}
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/**
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* Search wiki content
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* @param int $swid sub wiki id
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* @param string $search
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*/
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function wiki_search_content($swid, $search) {
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global $DB;
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return $DB->get_records_select('wiki_pages', "subwikiid = ? AND cachedcontent LIKE ?", array($swid, '%'.$search.'%'));
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}
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/**
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* Search wiki title and content
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* @param int $swid sub wiki id
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* @param string $search
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*/
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function wiki_search_all($swid, $search) {
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global $DB;
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|
|
return $DB->get_records_select('wiki_pages', "subwikiid = ? AND (cachedcontent LIKE ? OR title LIKE ?)", array($swid, '%'.$search.'%', '%'.$search.'%'));
|
|
}
|
|
|
|
/**
|
|
* Get user data
|
|
*/
|
|
function wiki_get_user_info($userid) {
|
|
global $DB;
|
|
return $DB->get_record('user', array('id' => $userid));
|
|
}
|
|
|
|
/**
|
|
* Increase page view nubmer
|
|
* @param int $page, database record
|
|
*/
|
|
function wiki_increment_pageviews($page) {
|
|
global $DB;
|
|
|
|
$page->pageviews++;
|
|
$DB->update_record('wiki_pages', $page);
|
|
}
|
|
|
|
//----------------------------------------------------------
|
|
//----------------------------------------------------------
|
|
|
|
/**
|
|
* Text format supported by wiki module
|
|
*/
|
|
function wiki_get_formats() {
|
|
return array('html', 'creole', 'nwiki');
|
|
}
|
|
|
|
/**
|
|
* Parses a string with the wiki markup language in $markup.
|
|
*
|
|
* @return Array or false when something wrong has happened.
|
|
*
|
|
* Returned array contains the following fields:
|
|
* 'parsed_text' => String. Contains the parsed wiki content.
|
|
* 'unparsed_text' => String. Constains the original wiki content.
|
|
* 'link_count' => Array of array('destination' => ..., 'new' => "is new?"). Contains the internal wiki links found in the wiki content.
|
|
* 'deleted_sections' => the list of deleted sections.
|
|
* '' =>
|
|
*
|
|
* @author Josep Arús Pous
|
|
**/
|
|
function wiki_parse_content($markup, $pagecontent, $options = array()) {
|
|
global $PAGE;
|
|
|
|
$subwiki = wiki_get_subwiki($options['swid']);
|
|
$cm = get_coursemodule_from_instance("wiki", $subwiki->wikiid);
|
|
$context = context_module::instance($cm->id);
|
|
|
|
$parser_options = array(
|
|
'link_callback' => '/mod/wiki/locallib.php:wiki_parser_link',
|
|
'link_callback_args' => array('swid' => $options['swid']),
|
|
'table_callback' => '/mod/wiki/locallib.php:wiki_parser_table',
|
|
'real_path_callback' => '/mod/wiki/locallib.php:wiki_parser_real_path',
|
|
'real_path_callback_args' => array(
|
|
'context' => $context,
|
|
'component' => 'mod_wiki',
|
|
'filearea' => 'attachments',
|
|
'subwikiid'=> $subwiki->id,
|
|
'pageid' => $options['pageid']
|
|
),
|
|
'pageid' => $options['pageid'],
|
|
'pretty_print' => (isset($options['pretty_print']) && $options['pretty_print']),
|
|
'printable' => (isset($options['printable']) && $options['printable'])
|
|
);
|
|
|
|
return wiki_parser_proxy::parse($pagecontent, $markup, $parser_options);
|
|
}
|
|
|
|
/**
|
|
* This function is the parser callback to parse wiki links.
|
|
*
|
|
* It returns the necesary information to print a link.
|
|
*
|
|
* NOTE: Empty pages and non-existent pages must be print in red color.
|
|
*
|
|
* !!!!!! IMPORTANT !!!!!!
|
|
* It is critical that you call format_string on the content before it is used.
|
|
*
|
|
* @param string|page_wiki $link name of a page
|
|
* @param array $options
|
|
* @return array Array('content' => string, 'url' => string, 'new' => bool, 'link_info' => array)
|
|
*
|
|
* @TODO Doc return and options
|
|
*/
|
|
function wiki_parser_link($link, $options = null) {
|
|
global $CFG;
|
|
|
|
if (is_object($link)) {
|
|
$parsedlink = array('content' => $link->title, 'url' => $CFG->wwwroot . '/mod/wiki/view.php?pageid=' . $link->id, 'new' => false, 'link_info' => array('link' => $link->title, 'pageid' => $link->id, 'new' => false));
|
|
|
|
$version = wiki_get_current_version($link->id);
|
|
if ($version->version == 0) {
|
|
$parsedlink['new'] = true;
|
|
}
|
|
return $parsedlink;
|
|
} else {
|
|
$swid = $options['swid'];
|
|
|
|
if ($page = wiki_get_page_by_title($swid, $link)) {
|
|
$parsedlink = array('content' => $link, 'url' => $CFG->wwwroot . '/mod/wiki/view.php?pageid=' . $page->id, 'new' => false, 'link_info' => array('link' => $link, 'pageid' => $page->id, 'new' => false));
|
|
|
|
$version = wiki_get_current_version($page->id);
|
|
if ($version->version == 0) {
|
|
$parsedlink['new'] = true;
|
|
}
|
|
|
|
return $parsedlink;
|
|
|
|
} else {
|
|
return array('content' => $link, 'url' => $CFG->wwwroot . '/mod/wiki/create.php?swid=' . $swid . '&title=' . urlencode($link) . '&action=new', 'new' => true, 'link_info' => array('link' => $link, 'new' => true, 'pageid' => 0));
|
|
}
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Returns the table fully parsed (HTML)
|
|
*
|
|
* @return HTML for the table $table
|
|
* @author Josep Arús Pous
|
|
*
|
|
**/
|
|
function wiki_parser_table($table) {
|
|
global $OUTPUT;
|
|
|
|
$htmltable = new html_table();
|
|
|
|
$headers = $table[0];
|
|
$htmltable->head = array();
|
|
foreach ($headers as $h) {
|
|
$htmltable->head[] = $h[1];
|
|
}
|
|
|
|
array_shift($table);
|
|
$htmltable->data = array();
|
|
foreach ($table as $row) {
|
|
$row_data = array();
|
|
foreach ($row as $r) {
|
|
$row_data[] = $r[1];
|
|
}
|
|
$htmltable->data[] = $row_data;
|
|
}
|
|
|
|
return html_writer::table($htmltable);
|
|
}
|
|
|
|
/**
|
|
* Returns an absolute path link, unless there is no such link.
|
|
*
|
|
* @param string $url Link's URL or filename
|
|
* @param stdClass $context filearea params
|
|
* @param string $component The component the file is associated with
|
|
* @param string $filearea The filearea the file is stored in
|
|
* @param int $swid Sub wiki id
|
|
*
|
|
* @return string URL for files full path
|
|
*/
|
|
|
|
function wiki_parser_real_path($url, $context, $component, $filearea, $swid) {
|
|
global $CFG;
|
|
|
|
if (preg_match("/^(?:http|ftp)s?\:\/\//", $url)) {
|
|
return $url;
|
|
} else {
|
|
|
|
$file = 'pluginfile.php';
|
|
if (!$CFG->slasharguments) {
|
|
$file = $file . '?file=';
|
|
}
|
|
$baseurl = "$CFG->wwwroot/$file/{$context->id}/$component/$filearea/$swid/";
|
|
// it is a file in current file area
|
|
return $baseurl . $url;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Returns the token used by a wiki language to represent a given tag or "object" (bold -> **)
|
|
*
|
|
* @return A string when it has only one token at the beginning (f. ex. lists). An array composed by 2 strings when it has 2 tokens, one at the beginning and one at the end (f. ex. italics). Returns false otherwise.
|
|
* @author Josep Arús Pous
|
|
**/
|
|
function wiki_parser_get_token($markup, $name) {
|
|
|
|
return wiki_parser_proxy::get_token($name, $markup);
|
|
}
|
|
|
|
/**
|
|
* Checks if current user can view a subwiki
|
|
*
|
|
* @param $subwiki
|
|
*/
|
|
function wiki_user_can_view($subwiki) {
|
|
global $USER;
|
|
|
|
$wiki = wiki_get_wiki($subwiki->wikiid);
|
|
$cm = get_coursemodule_from_instance('wiki', $wiki->id);
|
|
$context = context_module::instance($cm->id);
|
|
|
|
// Working depending on activity groupmode
|
|
switch (groups_get_activity_groupmode($cm)) {
|
|
case NOGROUPS:
|
|
|
|
if ($wiki->wikimode == 'collaborative') {
|
|
// Collaborative Mode:
|
|
// There is one wiki for all the class.
|
|
//
|
|
// Only view capbility needed
|
|
return has_capability('mod/wiki:viewpage', $context);
|
|
} else if ($wiki->wikimode == 'individual') {
|
|
// Individual Mode:
|
|
// Each person owns a wiki.
|
|
if ($subwiki->userid == $USER->id) {
|
|
// Only the owner of the wiki can view it
|
|
return has_capability('mod/wiki:viewpage', $context);
|
|
} else { // User has special capabilities
|
|
// User must have:
|
|
// mod/wiki:viewpage capability
|
|
// and
|
|
// mod/wiki:managewiki capability
|
|
$view = has_capability('mod/wiki:viewpage', $context);
|
|
$manage = has_capability('mod/wiki:managewiki', $context);
|
|
|
|
return $view && $manage;
|
|
}
|
|
} else {
|
|
//Error
|
|
return false;
|
|
}
|
|
case SEPARATEGROUPS:
|
|
// Collaborative and Individual Mode
|
|
//
|
|
// Collaborative Mode:
|
|
// There is one wiki per group.
|
|
// Individual Mode:
|
|
// Each person owns a wiki.
|
|
if ($wiki->wikimode == 'collaborative' || $wiki->wikimode == 'individual') {
|
|
// Only members of subwiki group could view that wiki
|
|
if ($subwiki->groupid == groups_get_activity_group($cm)) {
|
|
// Only view capability needed
|
|
return has_capability('mod/wiki:viewpage', $context);
|
|
|
|
} else { // User is not part of that group
|
|
// User must have:
|
|
// mod/wiki:managewiki capability
|
|
// or
|
|
// moodle/site:accessallgroups capability
|
|
// and
|
|
// mod/wiki:viewpage capability
|
|
$view = has_capability('mod/wiki:viewpage', $context);
|
|
$manage = has_capability('mod/wiki:managewiki', $context);
|
|
$access = has_capability('moodle/site:accessallgroups', $context);
|
|
return ($manage || $access) && $view;
|
|
}
|
|
} else {
|
|
//Error
|
|
return false;
|
|
}
|
|
case VISIBLEGROUPS:
|
|
// Collaborative and Individual Mode
|
|
//
|
|
// Collaborative Mode:
|
|
// There is one wiki per group.
|
|
// Individual Mode:
|
|
// Each person owns a wiki.
|
|
if ($wiki->wikimode == 'collaborative' || $wiki->wikimode == 'individual') {
|
|
// Everybody can read all wikis
|
|
//
|
|
// Only view capability needed
|
|
return has_capability('mod/wiki:viewpage', $context);
|
|
} else {
|
|
//Error
|
|
return false;
|
|
}
|
|
default: // Error
|
|
return false;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Checks if current user can edit a subwiki
|
|
*
|
|
* @param $subwiki
|
|
*/
|
|
function wiki_user_can_edit($subwiki) {
|
|
global $USER;
|
|
|
|
$wiki = wiki_get_wiki($subwiki->wikiid);
|
|
$cm = get_coursemodule_from_instance('wiki', $wiki->id);
|
|
$context = context_module::instance($cm->id);
|
|
|
|
// Working depending on activity groupmode
|
|
switch (groups_get_activity_groupmode($cm)) {
|
|
case NOGROUPS:
|
|
|
|
if ($wiki->wikimode == 'collaborative') {
|
|
// Collaborative Mode:
|
|
// There is a wiki for all the class.
|
|
//
|
|
// Only edit capbility needed
|
|
return has_capability('mod/wiki:editpage', $context);
|
|
} else if ($wiki->wikimode == 'individual') {
|
|
// Individual Mode
|
|
// There is a wiki per user
|
|
|
|
// Only the owner of that wiki can edit it
|
|
if ($subwiki->userid == $USER->id) {
|
|
return has_capability('mod/wiki:editpage', $context);
|
|
} else { // Current user is not the owner of that wiki.
|
|
|
|
// User must have:
|
|
// mod/wiki:editpage capability
|
|
// and
|
|
// mod/wiki:managewiki capability
|
|
$edit = has_capability('mod/wiki:editpage', $context);
|
|
$manage = has_capability('mod/wiki:managewiki', $context);
|
|
|
|
return $edit && $manage;
|
|
}
|
|
} else {
|
|
//Error
|
|
return false;
|
|
}
|
|
case SEPARATEGROUPS:
|
|
if ($wiki->wikimode == 'collaborative') {
|
|
// Collaborative Mode:
|
|
// There is one wiki per group.
|
|
//
|
|
// Only members of subwiki group could edit that wiki
|
|
if ($subwiki->groupid == groups_get_activity_group($cm)) {
|
|
// Only edit capability needed
|
|
return has_capability('mod/wiki:editpage', $context);
|
|
} else { // User is not part of that group
|
|
// User must have:
|
|
// mod/wiki:managewiki capability
|
|
// and
|
|
// moodle/site:accessallgroups capability
|
|
// and
|
|
// mod/wiki:editpage capability
|
|
$manage = has_capability('mod/wiki:managewiki', $context);
|
|
$access = has_capability('moodle/site:accessallgroups', $context);
|
|
$edit = has_capability('mod/wiki:editpage', $context);
|
|
return $manage && $access && $edit;
|
|
}
|
|
} else if ($wiki->wikimode == 'individual') {
|
|
// Individual Mode:
|
|
// Each person owns a wiki.
|
|
//
|
|
// Only the owner of that wiki can edit it
|
|
if ($subwiki->userid == $USER->id) {
|
|
return has_capability('mod/wiki:editpage', $context);
|
|
} else { // Current user is not the owner of that wiki.
|
|
// User must have:
|
|
// mod/wiki:managewiki capability
|
|
// and
|
|
// moodle/site:accessallgroups capability
|
|
// and
|
|
// mod/wiki:editpage capability
|
|
$manage = has_capability('mod/wiki:managewiki', $context);
|
|
$access = has_capability('moodle/site:accessallgroups', $context);
|
|
$edit = has_capability('mod/wiki:editpage', $context);
|
|
return $manage && $access && $edit;
|
|
}
|
|
} else {
|
|
//Error
|
|
return false;
|
|
}
|
|
case VISIBLEGROUPS:
|
|
if ($wiki->wikimode == 'collaborative') {
|
|
// Collaborative Mode:
|
|
// There is one wiki per group.
|
|
//
|
|
// Only members of subwiki group could edit that wiki
|
|
if (groups_is_member($subwiki->groupid)) {
|
|
// Only edit capability needed
|
|
return has_capability('mod/wiki:editpage', $context);
|
|
} else { // User is not part of that group
|
|
// User must have:
|
|
// mod/wiki:managewiki capability
|
|
// and
|
|
// mod/wiki:editpage capability
|
|
$manage = has_capability('mod/wiki:managewiki', $context);
|
|
$edit = has_capability('mod/wiki:editpage', $context);
|
|
return $manage && $edit;
|
|
}
|
|
} else if ($wiki->wikimode == 'individual') {
|
|
// Individual Mode:
|
|
// Each person owns a wiki.
|
|
//
|
|
// Only the owner of that wiki can edit it
|
|
if ($subwiki->userid == $USER->id) {
|
|
return has_capability('mod/wiki:editpage', $context);
|
|
} else { // Current user is not the owner of that wiki.
|
|
// User must have:
|
|
// mod/wiki:managewiki capability
|
|
// and
|
|
// mod/wiki:editpage capability
|
|
$manage = has_capability('mod/wiki:managewiki', $context);
|
|
$edit = has_capability('mod/wiki:editpage', $context);
|
|
return $manage && $edit;
|
|
}
|
|
} else {
|
|
//Error
|
|
return false;
|
|
}
|
|
default: // Error
|
|
return false;
|
|
}
|
|
}
|
|
|
|
//----------------
|
|
// Locks
|
|
//----------------
|
|
|
|
/**
|
|
* Checks if a page-section is locked.
|
|
*
|
|
* @return true if the combination of section and page is locked, FALSE otherwise.
|
|
*/
|
|
function wiki_is_page_section_locked($pageid, $userid, $section = null) {
|
|
global $DB;
|
|
|
|
$sql = "pageid = ? AND lockedat > ? AND userid != ?";
|
|
$params = array($pageid, time(), $userid);
|
|
|
|
if (!empty($section)) {
|
|
$sql .= " AND (sectionname = ? OR sectionname IS null)";
|
|
$params[] = $section;
|
|
}
|
|
|
|
return $DB->record_exists_select('wiki_locks', $sql, $params);
|
|
}
|
|
|
|
/**
|
|
* Inserts or updates a wiki_locks record.
|
|
*/
|
|
function wiki_set_lock($pageid, $userid, $section = null, $insert = false) {
|
|
global $DB;
|
|
|
|
if (wiki_is_page_section_locked($pageid, $userid, $section)) {
|
|
return false;
|
|
}
|
|
|
|
$params = array('pageid' => $pageid, 'userid' => $userid, 'sectionname' => $section);
|
|
|
|
$lock = $DB->get_record('wiki_locks', $params);
|
|
|
|
if (!empty($lock)) {
|
|
$DB->update_record('wiki_locks', array('id' => $lock->id, 'lockedat' => time() + LOCK_TIMEOUT));
|
|
} else if ($insert) {
|
|
$DB->insert_record('wiki_locks', array('pageid' => $pageid, 'sectionname' => $section, 'userid' => $userid, 'lockedat' => time() + 30));
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
/**
|
|
* Deletes wiki_locks that are not in use. (F.Ex. after submitting the changes). If no userid is present, it deletes ALL the wiki_locks of a specific page.
|
|
*/
|
|
function wiki_delete_locks($pageid, $userid = null, $section = null, $delete_from_db = true, $delete_section_and_page = false) {
|
|
global $DB;
|
|
|
|
$params = array('pageid' => $pageid);
|
|
|
|
if (!empty($userid)) {
|
|
$params['userid'] = $userid;
|
|
}
|
|
|
|
if (!empty($section)) {
|
|
$params['sectionname'] = $section;
|
|
}
|
|
|
|
if ($delete_from_db) {
|
|
$DB->delete_records('wiki_locks', $params);
|
|
if ($delete_section_and_page && !empty($section)) {
|
|
$params['sectionname'] = null;
|
|
$DB->delete_records('wiki_locks', $params);
|
|
}
|
|
} else {
|
|
$DB->set_field('wiki_locks', 'lockedat', time(), $params);
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Deletes wiki_locks that expired 1 hour ago.
|
|
*/
|
|
function wiki_delete_old_locks() {
|
|
global $DB;
|
|
|
|
$DB->delete_records_select('wiki_locks', "lockedat < ?", array(time() - 3600));
|
|
}
|
|
|
|
/**
|
|
* Deletes wiki_links. It can be sepecific link or links attached in subwiki
|
|
*
|
|
* @global mixed $DB database object
|
|
* @param int $linkid id of the link to be deleted
|
|
* @param int $topageid links to the specific page
|
|
* @param int $frompageid links from specific page
|
|
* @param int $subwikiid links to subwiki
|
|
*/
|
|
function wiki_delete_links($linkid = null, $topageid = null, $frompageid = null, $subwikiid = null) {
|
|
global $DB;
|
|
$params = array();
|
|
|
|
// if link id is givien then don't check for anything else
|
|
if (!empty($linkid)) {
|
|
$params['id'] = $linkid;
|
|
} else {
|
|
if (!empty($topageid)) {
|
|
$params['topageid'] = $topageid;
|
|
}
|
|
if (!empty($frompageid)) {
|
|
$params['frompageid'] = $frompageid;
|
|
}
|
|
if (!empty($subwikiid)) {
|
|
$params['subwikiid'] = $subwikiid;
|
|
}
|
|
}
|
|
|
|
//Delete links if any params are passed, else nothing to delete.
|
|
if (!empty($params)) {
|
|
$DB->delete_records('wiki_links', $params);
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Delete wiki synonyms related to subwikiid or page
|
|
*
|
|
* @param int $subwikiid id of sunbwiki
|
|
* @param int $pageid id of page
|
|
*/
|
|
function wiki_delete_synonym($subwikiid, $pageid = null) {
|
|
global $DB;
|
|
|
|
$params = array('subwikiid' => $subwikiid);
|
|
if (!is_null($pageid)) {
|
|
$params['pageid'] = $pageid;
|
|
}
|
|
$DB->delete_records('wiki_synonyms', $params, IGNORE_MISSING);
|
|
}
|
|
|
|
/**
|
|
* Delete pages and all related data
|
|
*
|
|
* @param mixed $context context in which page needs to be deleted.
|
|
* @param mixed $pageids id's of pages to be deleted
|
|
* @param int $subwikiid id of the subwiki for which all pages should be deleted
|
|
*/
|
|
function wiki_delete_pages($context, $pageids = null, $subwikiid = null) {
|
|
global $DB;
|
|
|
|
if (!empty($pageids) && is_int($pageids)) {
|
|
$pageids = array($pageids);
|
|
} else if (!empty($subwikiid)) {
|
|
$pageids = wiki_get_page_list($subwikiid);
|
|
}
|
|
|
|
//If there is no pageid then return as we can't delete anything.
|
|
if (empty($pageids)) {
|
|
return;
|
|
}
|
|
|
|
/// Delete page and all it's relevent data
|
|
foreach ($pageids as $pageid) {
|
|
if (is_object($pageid)) {
|
|
$pageid = $pageid->id;
|
|
}
|
|
|
|
//Delete page comments
|
|
$comments = wiki_get_comments($context->id, $pageid);
|
|
foreach ($comments as $commentid => $commentvalue) {
|
|
wiki_delete_comment($commentid, $context, $pageid);
|
|
}
|
|
|
|
//Delete page tags
|
|
$tags = tag_get_tags_array('wiki_pages', $pageid);
|
|
foreach ($tags as $tagid => $tagvalue) {
|
|
tag_delete_instance('wiki_pages', $pageid, $tagid);
|
|
}
|
|
|
|
//Delete Synonym
|
|
wiki_delete_synonym($subwikiid, $pageid);
|
|
|
|
//Delete all page versions
|
|
wiki_delete_page_versions(array($pageid=>array(0)));
|
|
|
|
//Delete all page locks
|
|
wiki_delete_locks($pageid);
|
|
|
|
//Delete all page links
|
|
wiki_delete_links(null, $pageid);
|
|
|
|
//Delete page
|
|
$params = array('id' => $pageid);
|
|
$DB->delete_records('wiki_pages', $params);
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Delete specificed versions of a page or versions created by users
|
|
* if version is 0 then it will remove all versions of the page
|
|
*
|
|
* @param array $deleteversions delete versions for a page
|
|
*/
|
|
function wiki_delete_page_versions($deleteversions) {
|
|
global $DB;
|
|
|
|
/// delete page-versions
|
|
foreach ($deleteversions as $id => $versions) {
|
|
foreach ($versions as $version) {
|
|
$params = array('pageid' => $id);
|
|
//If version = 0, then remove all versions of this page, else remove
|
|
//specified version
|
|
if ($version != 0) {
|
|
$params['version'] = $version;
|
|
}
|
|
$DB->delete_records('wiki_versions', $params, IGNORE_MISSING);
|
|
}
|
|
}
|
|
}
|
|
|
|
function wiki_get_comment($commentid){
|
|
global $DB;
|
|
return $DB->get_record('comments', array('id' => $commentid));
|
|
}
|
|
|
|
/**
|
|
* Returns all comments by context and pageid
|
|
*
|
|
* @param $context. Current context
|
|
* @param $pageid. Current pageid
|
|
**/
|
|
function wiki_get_comments($contextid, $pageid) {
|
|
global $DB;
|
|
|
|
return $DB->get_records('comments', array('contextid' => $contextid, 'itemid' => $pageid, 'commentarea' => 'wiki_page'));
|
|
}
|
|
|
|
/**
|
|
* Add comments ro database
|
|
*
|
|
* @param object $context. Current context
|
|
* @param int $pageid. Current pageid
|
|
* @param string $content. Content of the comment
|
|
* @param string editor. Version of editor we are using.
|
|
**/
|
|
function wiki_add_comment($context, $pageid, $content, $editor) {
|
|
global $CFG;
|
|
require_once($CFG->dirroot . '/comment/lib.php');
|
|
|
|
list($context, $course, $cm) = get_context_info_array($context->id);
|
|
$cmt = new stdclass();
|
|
$cmt->context = $context;
|
|
$cmt->itemid = $pageid;
|
|
$cmt->area = 'wiki_page';
|
|
$cmt->course = $course;
|
|
$cmt->component = 'mod_wiki';
|
|
|
|
$manager = new comment($cmt);
|
|
|
|
if ($editor == 'creole') {
|
|
$manager->add($content, FORMAT_CREOLE);
|
|
} else if ($editor == 'html') {
|
|
$manager->add($content, FORMAT_HTML);
|
|
} else if ($editor == 'nwiki') {
|
|
$manager->add($content, FORMAT_NWIKI);
|
|
}
|
|
|
|
}
|
|
|
|
/**
|
|
* Delete comments from database
|
|
*
|
|
* @param $idcomment. Id of comment which will be deleted
|
|
* @param $context. Current context
|
|
* @param $pageid. Current pageid
|
|
**/
|
|
function wiki_delete_comment($idcomment, $context, $pageid) {
|
|
global $CFG;
|
|
require_once($CFG->dirroot . '/comment/lib.php');
|
|
|
|
list($context, $course, $cm) = get_context_info_array($context->id);
|
|
$cmt = new stdClass();
|
|
$cmt->context = $context;
|
|
$cmt->itemid = $pageid;
|
|
$cmt->area = 'wiki_page';
|
|
$cmt->course = $course;
|
|
$cmt->component = 'mod_wiki';
|
|
|
|
$manager = new comment($cmt);
|
|
$manager->delete($idcomment);
|
|
|
|
}
|
|
|
|
/**
|
|
* Delete al comments from wiki
|
|
*
|
|
**/
|
|
function wiki_delete_comments_wiki() {
|
|
global $PAGE, $DB;
|
|
|
|
$cm = $PAGE->cm;
|
|
$context = context_module::instance($cm->id);
|
|
|
|
$table = 'comments';
|
|
$select = 'contextid = ?';
|
|
|
|
$DB->delete_records_select($table, $select, array($context->id));
|
|
|
|
}
|
|
|
|
function wiki_add_progress($pageid, $oldversionid, $versionid, $progress) {
|
|
global $DB;
|
|
for ($v = $oldversionid + 1; $v <= $versionid; $v++) {
|
|
$user = wiki_get_wiki_page_id($pageid, $v);
|
|
|
|
$DB->insert_record('wiki_progress', array('userid' => $user->userid, 'pageid' => $pageid, 'versionid' => $v, 'progress' => $progress));
|
|
}
|
|
}
|
|
|
|
function wiki_get_wiki_page_id($pageid, $id) {
|
|
global $DB;
|
|
return $DB->get_record('wiki_versions', array('pageid' => $pageid, 'id' => $id));
|
|
}
|
|
|
|
function wiki_print_page_content($page, $context, $subwikiid) {
|
|
global $OUTPUT, $CFG;
|
|
|
|
if ($page->timerendered + WIKI_REFRESH_CACHE_TIME < time()) {
|
|
$content = wiki_refresh_cachedcontent($page);
|
|
$page = $content['page'];
|
|
}
|
|
|
|
if (isset($content)) {
|
|
$box = '';
|
|
foreach ($content['sections'] as $s) {
|
|
$box .= '<p>' . get_string('repeatedsection', 'wiki', $s) . '</p>';
|
|
}
|
|
|
|
if (!empty($box)) {
|
|
echo $OUTPUT->box($box);
|
|
}
|
|
}
|
|
$html = file_rewrite_pluginfile_urls($page->cachedcontent, 'pluginfile.php', $context->id, 'mod_wiki', 'attachments', $subwikiid);
|
|
$html = format_text($html, FORMAT_MOODLE, array('overflowdiv'=>true, 'allowid'=>true));
|
|
echo $OUTPUT->box($html);
|
|
|
|
if (!empty($CFG->usetags)) {
|
|
$tags = tag_get_tags_array('wiki_pages', $page->id);
|
|
echo $OUTPUT->container_start('wiki-tags');
|
|
echo '<span class="wiki-tags-title">'.get_string('tags').': </span>';
|
|
$links = array();
|
|
foreach ($tags as $tagid=>$tag) {
|
|
$url = new moodle_url('/tag/index.php', array('tag'=>$tag));
|
|
$links[] = html_writer::link($url, $tag, array('title'=>get_string('tagtitle', 'wiki', $tag)));
|
|
}
|
|
echo join($links, ", ");
|
|
echo $OUTPUT->container_end();
|
|
}
|
|
|
|
wiki_increment_pageviews($page);
|
|
}
|
|
|
|
/**
|
|
* This function trims any given text and returns it with some dots at the end
|
|
*
|
|
* @param string $text
|
|
* @param string $limit
|
|
*
|
|
* @return string
|
|
*/
|
|
function wiki_trim_string($text, $limit = 25) {
|
|
|
|
if (textlib::strlen($text) > $limit) {
|
|
$text = textlib::substr($text, 0, $limit) . '...';
|
|
}
|
|
|
|
return $text;
|
|
}
|
|
|
|
/**
|
|
* Prints default edit form fields and buttons
|
|
*
|
|
* @param string $format Edit form format (html, creole...)
|
|
* @param integer $version Version number. A negative number means no versioning.
|
|
*/
|
|
|
|
function wiki_print_edit_form_default_fields($format, $pageid, $version = -1, $upload = false, $deleteuploads = array()) {
|
|
global $CFG, $PAGE, $OUTPUT;
|
|
|
|
echo '<input type="hidden" name="sesskey" value="' . sesskey() . '" />';
|
|
|
|
if ($version >= 0) {
|
|
echo '<input type="hidden" name="version" value="' . $version . '" />';
|
|
}
|
|
|
|
echo '<input type="hidden" name="format" value="' . $format . '"/>';
|
|
|
|
//attachments
|
|
require_once($CFG->dirroot . '/lib/form/filemanager.php');
|
|
|
|
$filemanager = new MoodleQuickForm_filemanager('attachments', get_string('wikiattachments', 'wiki'), array('id' => 'attachments'), array('subdirs' => false, 'maxfiles' => 99, 'maxbytes' => $CFG->maxbytes));
|
|
|
|
$value = file_get_submitted_draft_itemid('attachments');
|
|
if (!empty($value) && !$upload) {
|
|
$filemanager->setValue($value);
|
|
}
|
|
|
|
echo "<fieldset class=\"wiki-upload-section clearfix\"><legend class=\"ftoggler\">" . get_string("uploadtitle", 'wiki') . "</legend>";
|
|
|
|
echo $OUTPUT->container_start('mdl-align wiki-form-center aaaaa');
|
|
print $filemanager->toHtml();
|
|
echo $OUTPUT->container_end();
|
|
|
|
$cm = $PAGE->cm;
|
|
$context = context_module::instance($cm->id);
|
|
|
|
echo $OUTPUT->container_start('mdl-align wiki-form-center wiki-upload-table');
|
|
wiki_print_upload_table($context, 'wiki_upload', $pageid, $deleteuploads);
|
|
echo $OUTPUT->container_end();
|
|
|
|
echo "</fieldset>";
|
|
|
|
echo '<input class="wiki_button" type="submit" name="editoption" value="' . get_string('save', 'wiki') . '"/>';
|
|
echo '<input class="wiki_button" type="submit" name="editoption" value="' . get_string('upload', 'wiki') . '"/>';
|
|
echo '<input class="wiki_button" type="submit" name="editoption" value="' . get_string('preview') . '"/>';
|
|
echo '<input class="wiki_button" type="submit" name="editoption" value="' . get_string('cancel') . '" />';
|
|
}
|
|
|
|
/**
|
|
* Prints a table with the files attached to a wiki page
|
|
* @param object $context
|
|
* @param string $filearea
|
|
* @param int $fileitemid
|
|
* @param array deleteuploads
|
|
*/
|
|
function wiki_print_upload_table($context, $filearea, $fileitemid, $deleteuploads = array()) {
|
|
global $CFG, $OUTPUT;
|
|
|
|
$htmltable = new html_table();
|
|
|
|
$htmltable->head = array(get_string('deleteupload', 'wiki'), get_string('uploadname', 'wiki'), get_string('uploadactions', 'wiki'));
|
|
|
|
$fs = get_file_storage();
|
|
$files = $fs->get_area_files($context->id, 'mod_wiki', $filearea, $fileitemid); //TODO: this is weird (skodak)
|
|
|
|
foreach ($files as $file) {
|
|
if (!$file->is_directory()) {
|
|
$checkbox = '<input type="checkbox" name="deleteupload[]", value="' . $file->get_pathnamehash() . '"';
|
|
|
|
if (in_array($file->get_pathnamehash(), $deleteuploads)) {
|
|
$checkbox .= ' checked="checked"';
|
|
}
|
|
|
|
$checkbox .= " />";
|
|
|
|
$htmltable->data[] = array($checkbox, '<a href="' . file_encode_url($CFG->wwwroot . '/pluginfile.php', '/' . $context->id . '/wiki_upload/' . $fileitemid . '/' . $file->get_filename()) . '">' . $file->get_filename() . '</a>', "");
|
|
}
|
|
}
|
|
|
|
print '<h3 class="upload-table-title">' . get_string('uploadfiletitle', 'wiki') . "</h3>";
|
|
print html_writer::table($htmltable);
|
|
}
|
|
|
|
/**
|
|
* Generate wiki's page tree
|
|
*
|
|
* @param page_wiki $page. A wiki page object
|
|
* @param navigation_node $node. Starting navigation_node
|
|
* @param array $keys. An array to store keys
|
|
* @return an array with all tree nodes
|
|
*/
|
|
function wiki_build_tree($page, $node, &$keys) {
|
|
$content = array();
|
|
static $icon;
|
|
$icon = new pix_icon('f/odt', '');
|
|
$pages = wiki_get_linked_pages($page->id);
|
|
foreach ($pages as $p) {
|
|
$key = $page->id . ':' . $p->id;
|
|
if (in_array($key, $keys)) {
|
|
break;
|
|
}
|
|
array_push($keys, $key);
|
|
$l = wiki_parser_link($p);
|
|
$link = new moodle_url('/mod/wiki/view.php', array('pageid' => $p->id));
|
|
// navigation_node::get_content will format the title for us
|
|
$nodeaux = $node->add($p->title, $link, null, null, null, $icon);
|
|
if ($l['new']) {
|
|
$nodeaux->add_class('wiki_newentry');
|
|
}
|
|
wiki_build_tree($p, $nodeaux, $keys);
|
|
}
|
|
$content[] = $node;
|
|
return $content;
|
|
}
|
|
|
|
/**
|
|
* Get linked pages from page
|
|
* @param int $pageid
|
|
*/
|
|
function wiki_get_linked_pages($pageid) {
|
|
global $DB;
|
|
|
|
$sql = "SELECT p.id, p.title
|
|
FROM {wiki_pages} p
|
|
JOIN {wiki_links} l ON l.topageid = p.id
|
|
WHERE l.frompageid = ?
|
|
ORDER BY p.title ASC";
|
|
return $DB->get_records_sql($sql, array($pageid));
|
|
}
|
|
|
|
/**
|
|
* Get updated pages from wiki
|
|
* @param int $pageid
|
|
*/
|
|
function wiki_get_updated_pages_by_subwiki($swid) {
|
|
global $DB, $USER;
|
|
|
|
$sql = "SELECT *
|
|
FROM {wiki_pages}
|
|
WHERE subwikiid = ? AND timemodified > ?
|
|
ORDER BY timemodified DESC";
|
|
return $DB->get_records_sql($sql, array($swid, $USER->lastlogin));
|
|
}
|