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Firstly, the conditions array was passed incorrectly. Secondly, the scale id would be probably saved as negative integer. Thirdly, the column does not exist in the new wiki yet.
489 lines
15 KiB
PHP
489 lines
15 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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* Library of functions and constants for module wiki
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*
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* It contains the great majority of functions defined by Moodle
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* that are mandatory to develop a 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 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/locallib.php');
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/**
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* Given an object containing all the necessary data,
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* (defined by the form in mod.html) this function
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* will create a new instance and return the id number
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* of the new instance.
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*
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* @param object $instance An object from the form in mod.html
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* @return int The id of the newly inserted wiki record
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**/
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function wiki_add_instance($wiki) {
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global $DB;
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$wiki->timemodified = time();
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# May have to add extra stuff in here #
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return $DB->insert_record('wiki', $wiki);
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}
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/**
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* Given an object containing all the necessary data,
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* (defined by the form in mod.html) this function
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* will update an existing instance with new data.
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*
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* @param object $instance An object from the form in mod.html
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* @return boolean Success/Fail
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**/
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function wiki_update_instance($wiki) {
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global $DB;
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$wiki->timemodified = time();
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$wiki->id = $wiki->instance;
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if (empty($wiki->forceformat)) {
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$wiki->forceformat = 0;
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}
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# May have to add extra stuff in here #
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return $DB->update_record('wiki', $wiki);
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}
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/**
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* Given an ID of an instance of this module,
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* this function will permanently delete the instance
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* and any data that depends on it.
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*
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* @param int $id Id of the module instance
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* @return boolean Success/Failure
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**/
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function wiki_delete_instance($id) {
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global $DB;
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if (!$wiki = $DB->get_record('wiki', array('id' => $id))) {
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return false;
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}
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$result = true;
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# Get subwiki information #
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$subwikis = $DB->get_records('wiki_subwikis', array('wikiid' => $wiki->id));
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foreach ($subwikis as $subwiki) {
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# Get existing links, and delete them #
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if (!$DB->delete_records('wiki_links', array('subwikiid' => $subwiki->id), IGNORE_MISSING)) {
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$result = false;
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}
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# Get existing pages #
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if ($pages = $DB->get_records('wiki_pages', array('subwikiid' => $subwiki->id))) {
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foreach ($pages as $page) {
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# Get locks, and delete them #
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if (!$DB->delete_records('wiki_locks', array('pageid' => $page->id), IGNORE_MISSING)) {
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$result = false;
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}
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# Get versions, and delete them #
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if (!$DB->delete_records('wiki_versions', array('pageid' => $page->id), IGNORE_MISSING)) {
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$result = false;
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}
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}
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# Delete pages #
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if (!$DB->delete_records('wiki_pages', array('subwikiid' => $subwiki->id), IGNORE_MISSING)) {
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$result = false;
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}
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}
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# Get existing synonyms, and delete them #
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if (!$DB->delete_records('wiki_synonyms', array('subwikiid' => $subwiki->id), IGNORE_MISSING)) {
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$result = false;
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}
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# Delete any subwikis #
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if (!$DB->delete_records('wiki_subwikis', array('id' => $subwiki->id), IGNORE_MISSING)) {
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$result = false;
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}
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}
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# Delete any dependent records here #
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if (!$DB->delete_records('wiki', array('id' => $wiki->id))) {
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$result = false;
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}
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return $result;
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}
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/**
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* Return a small object with summary information about what a
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* user has done with a given particular instance of this module
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* Used for user activity reports.
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* $return->time = the time they did it
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* $return->info = a short text description
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*
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* @return null
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* @todo Finish documenting this function
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**/
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function wiki_user_outline($course, $user, $mod, $wiki) {
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return $return;
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}
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/**
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* Print a detailed representation of what a user has done with
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* a given particular instance of this module, for user activity reports.
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*
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* @return boolean
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* @todo Finish documenting this function
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**/
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function wiki_user_complete($course, $user, $mod, $wiki) {
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return true;
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}
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/**
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* Indicates API features that the wiki supports.
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*
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* @uses FEATURE_GROUPS
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* @uses FEATURE_GROUPINGS
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* @uses FEATURE_GROUPMEMBERSONLY
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* @uses FEATURE_MOD_INTRO
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* @uses FEATURE_COMPLETION_TRACKS_VIEWS
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* @uses FEATURE_COMPLETION_HAS_RULES
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* @uses FEATURE_GRADE_HAS_GRADE
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* @uses FEATURE_GRADE_OUTCOMES
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* @param string $feature
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* @return mixed True if yes (some features may use other values)
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*/
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function wiki_supports($feature) {
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switch ($feature) {
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case FEATURE_GROUPS:
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return true;
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case FEATURE_GROUPINGS:
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return true;
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case FEATURE_GROUPMEMBERSONLY:
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return true;
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case FEATURE_MOD_INTRO:
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return true;
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case FEATURE_COMPLETION_TRACKS_VIEWS:
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return true;
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case FEATURE_COMPLETION_HAS_RULES:
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return true;
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case FEATURE_GRADE_HAS_GRADE:
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return true;
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case FEATURE_GRADE_OUTCOMES:
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return true;
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case FEATURE_RATE:
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return false;
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case FEATURE_BACKUP_MOODLE2:
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return true;
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default:
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return null;
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}
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}
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/**
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* Given a course and a time, this module should find recent activity
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* that has occurred in wiki activities and print it out.
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* Return true if there was output, or false is there was none.
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*
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* @global $CFG
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* @global $DB
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* @uses CONTEXT_MODULE
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* @uses VISIBLEGROUPS
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* @param object $course
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* @param bool $viewfullnames capability
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* @param int $timestart
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* @return boolean
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**/
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function wiki_print_recent_activity($course, $viewfullnames, $timestart) {
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global $CFG, $DB, $OUTPUT;
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if (!$pages = $DB->get_records_sql("SELECT p.*, w.id as wikiid, sw.groupid
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FROM {wiki_pages} p
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JOIN {wiki_subwikis} sw ON sw.id = p.subwikiid
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JOIN {wiki} w ON w.id = sw.wikiid
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WHERE p.timemodified > ? AND w.course = ?
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ORDER BY p.timemodified ASC", array($timestart, $course->id))) {
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return false;
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}
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$modinfo =& get_fast_modinfo($course);
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$wikis = array();
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$modinfo = get_fast_modinfo($course);
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foreach ($pages as $page) {
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if (!isset($modinfo->instances['wiki'][$page->wikiid])) {
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// not visible
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continue;
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}
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$cm = $modinfo->instances['wiki'][$page->wikiid];
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if (!$cm->uservisible) {
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continue;
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}
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$context = get_context_instance(CONTEXT_MODULE, $cm->id);
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if (!has_capability('mod/wiki:viewpage', $context)) {
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continue;
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}
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$groupmode = groups_get_activity_groupmode($cm, $course);
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if ($groupmode) {
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if ($groupmode == SEPARATEGROUPS and !has_capability('mod/wiki:managewiki', $context)) {
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// separate mode
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if (isguestuser()) {
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// shortcut
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continue;
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}
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if (is_null($modinfo->groups)) {
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$modinfo->groups = groups_get_user_groups($course->id); // load all my groups and cache it in modinfo
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}
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if (!in_array($page->groupid, $modinfo->groups[0])) {
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continue;
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}
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}
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}
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$wikis[] = $page;
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}
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unset($pages);
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if (!$wikis) {
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return false;
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}
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echo $OUTPUT->heading(get_string("updatedwikipages", 'wiki') . ':', 3);
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foreach ($wikis as $wiki) {
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$cm = $modinfo->instances['wiki'][$wiki->wikiid];
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$link = $CFG->wwwroot . '/mod/wiki/view.php?pageid=' . $wiki->id;
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print_recent_activity_note($wiki->timemodified, $wiki, $cm->name, $link, false, $viewfullnames);
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}
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return true; // True if anything was printed, otherwise false
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}
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/**
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* Function to be run periodically according to the moodle cron
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* This function searches for things that need to be done, such
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* as sending out mail, toggling flags etc ...
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*
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* @uses $CFG
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* @return boolean
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* @todo Finish documenting this function
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**/
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function wiki_cron() {
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global $CFG;
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return true;
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}
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/**
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* Must return an array of grades for a given instance of this module,
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* indexed by user. It also returns a maximum allowed grade.
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*
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* Example:
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* $return->grades = array of grades;
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* $return->maxgrade = maximum allowed grade;
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*
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* return $return;
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*
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* @param int $wikiid ID of an instance of this module
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* @return mixed Null or object with an array of grades and with the maximum grade
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**/
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function wiki_grades($wikiid) {
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return null;
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}
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/**
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* Must return an array of user records (all data) who are participants
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* for a given instance of wiki. Must include every user involved
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* in the instance, independient of his role (student, teacher, admin...)
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* See other modules as example.
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*
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* @param int $wikiid ID of an instance of this module
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* @return mixed boolean/array of students
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**/
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function wiki_get_participants($wikiid) {
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return false;
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}
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/**
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* This function returns if a scale is being used by one wiki
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* it it has support for grading and scales. Commented code should be
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* modified if necessary. See forum, glossary or journal modules
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* as reference.
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*
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* @param int $wikiid ID of an instance of this module
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* @return mixed
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* @todo Finish documenting this function
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**/
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function wiki_scale_used($wikiid, $scaleid) {
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$return = false;
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//$rec = get_record("wiki","id","$wikiid","scale","-$scaleid");
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//
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//if (!empty($rec) && !empty($scaleid)) {
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// $return = true;
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//}
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return $return;
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}
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/**
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* Checks if scale is being used by any instance of wiki.
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* This function was added in 1.9
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*
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* This is used to find out if scale used anywhere
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* @param $scaleid int
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* @return boolean True if the scale is used by any wiki
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*/
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function wiki_scale_used_anywhere($scaleid) {
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global $DB;
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//if ($scaleid and $DB->record_exists('wiki', array('grade' => -$scaleid))) {
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// return true;
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//} else {
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// return false;
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//}
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return false;
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}
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/**
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* Pluginfile hook
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*
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* @author Josep Arus
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*/
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function wiki_pluginfile($course, $cminfo, $context, $filearea, $args, $forcedownload) {
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global $CFG;
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require_once($CFG->dirroot . "/mod/wiki/locallib.php");
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if ($filearea == 'wiki_attachments') {
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$swid = (int) array_shift($args);
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if (!$subwiki = wiki_get_subwiki($swid)) {
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return false;
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}
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require_course_login($course->id, true, $cm);
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require_capability('mod/wiki:viewpage', $context);
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$relativepath = '/' . implode('/', $args);
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$fullpath = $context->id . 'wiki_attachments' . $swid . $relativepath;
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$fs = get_file_storage();
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if (!$file = $fs->get_file_by_hash(sha1($fullpath)) or $file->is_directory()) {
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return false;
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}
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$lifetime = isset($CFG->filelifetime) ? $CFG->filelifetime : 86400;
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send_stored_file($file, $lifetime, 0);
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}
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}
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function wiki_search_form($cm, $search='') {
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global $CFG, $OUTPUT;
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$output = '<div class="wikisearch">';
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$output .= '<form method="post" action="'.$CFG->wwwroot.'/mod/wiki/search.php" style="display:inline">';
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$output .= '<fieldset class="invisiblefieldset">';
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$output .= '<input name="searchstring" type="text" size="18" value="'.s($search, true).'" alt="search" />';
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$output .= '<input name="courseid" type="hidden" value="'.$cm->course.'" />';
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$output .= '<input name="cmid" type="hidden" value="'.$cm->id.'" />';
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$output .= '<input name="searchwikicontent" type="hidden" value="1" />';
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$output .= ' <input value="'.get_string('searchwikis', 'wiki').'" type="submit" />';
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$output .= '</fieldset>';
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$output .= '</form>';
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$output .= '</div>';
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return $output;
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}
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function wiki_extend_navigation(navigation_node $navref, $course, $module, $cm) {
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global $PAGE, $USER;
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$url = $PAGE->url;
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$userid = 0;
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if ($module->wikimode == 'individual') {
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$userid = $USER->id;
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}
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if(!$wiki = wiki_get_wiki($cm->instance)) {
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return false;
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}
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if (!$gid = groups_get_activity_group($cm)){
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$gid = 0;
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}
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if (!$subwiki = wiki_get_subwiki_by_group($cm->instance, $gid, $userid)){
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return null;
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} else {
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$swid = $subwiki->id;
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}
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$pageid = $url->param('pageid');
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$cmid = $url->param('id');
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if (empty($pageid) && !empty($cmid)) {
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// wiki main page
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$page = wiki_get_page_by_title($swid, $wiki->firstpagetitle);
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$pageid = $page->id;
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}
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$link = new moodle_url('/mod/wiki/create.php', array('action'=>'new', 'swid'=>$swid));
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$node = $navref->add(get_string('newpage', 'wiki'), $link, navigation_node::TYPE_SETTING);
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if (is_numeric($pageid)) {
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$link = new moodle_url('/mod/wiki/view.php', array('pageid'=>$pageid));
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$node = $navref->add(get_string('view', 'wiki'), $link, navigation_node::TYPE_SETTING);
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$link = new moodle_url('/mod/wiki/edit.php', array('pageid'=>$pageid));
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$node = $navref->add(get_string('edit', 'wiki'), $link, navigation_node::TYPE_SETTING);
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$link = new moodle_url('/mod/wiki/comments.php', array('pageid'=>$pageid));
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$node = $navref->add(get_string('comments', 'wiki'), $link, navigation_node::TYPE_SETTING);
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$link = new moodle_url('/mod/wiki/history.php', array('pageid'=>$pageid));
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$node = $navref->add(get_string('history', 'wiki'), $link, navigation_node::TYPE_SETTING);
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$link = new moodle_url('/mod/wiki/map.php', array('pageid'=>$pageid));
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$node = $navref->add(get_string('map', 'wiki'), $link, navigation_node::TYPE_SETTING);
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}
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//if ($page = wiki_get_first_page($swid, $module)) {
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//$node = $navref->add(get_string('pageindex', 'wiki'));
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//$link = new moodle_url('/mod/wiki/view.php', array('pageid'=>$page->id));
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//$icon = new pix_icon('f/odt', '');
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//$parent = $node->add($page->title, $link, null, null, "index_$page->id", $icon);
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//$keys = array();
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//wiki_build_tree($page, $parent, $keys);
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//}
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}
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