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<?php
// This file is part of Moodle - http://moodle.org/
//
// Moodle is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// Moodle is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with Moodle. If not, see <http://www.gnu.org/licenses/>.
/**
* Library of functions and constants for module glossary
* (replace glossary with the name of your module and delete this line)
*
* @package mod-glossary
* @copyright 1999 onwards Martin Dougiamas {@link http://moodle.com}
* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
*/
require_once($CFG->dirroot . '/rating/lib.php');
require_once($CFG->libdir . '/completionlib.php');
define("GLOSSARY_SHOW_ALL_CATEGORIES", 0);
define("GLOSSARY_SHOW_NOT_CATEGORISED", -1);
define("GLOSSARY_NO_VIEW", -1);
define("GLOSSARY_STANDARD_VIEW", 0);
define("GLOSSARY_CATEGORY_VIEW", 1);
define("GLOSSARY_DATE_VIEW", 2);
define("GLOSSARY_AUTHOR_VIEW", 3);
define("GLOSSARY_ADDENTRY_VIEW", 4);
define("GLOSSARY_IMPORT_VIEW", 5);
define("GLOSSARY_EXPORT_VIEW", 6);
define("GLOSSARY_APPROVAL_VIEW", 7);
/// STANDARD FUNCTIONS ///////////////////////////////////////////////////////////
/**
* @global object
* @param object $glossary
* @return int
*/
function glossary_add_instance($glossary) {
global $DB;
/// Given an object containing all the necessary data,
/// (defined by the form in mod_form.php) this function
/// will create a new instance and return the id number
/// of the new instance.
if (empty($glossary->ratingtime) or empty($glossary->assessed)) {
$glossary->assesstimestart = 0;
$glossary->assesstimefinish = 0;
}
if (empty($glossary->globalglossary) ) {
$glossary->globalglossary = 0;
}
if (!has_capability('mod/glossary:manageentries', get_context_instance(CONTEXT_SYSTEM))) {
$glossary->globalglossary = 0;
}
$glossary->timecreated = time();
$glossary->timemodified = $glossary->timecreated;
//Check displayformat is a valid one
$formats = get_list_of_plugins('mod/glossary/formats','TEMPLATE');
if (!in_array($glossary->displayformat, $formats)) {
print_error('unknowformat', '', '', $glossary->displayformat);
}
$returnid = $DB->insert_record("glossary", $glossary);
$glossary->id = $returnid;
glossary_grade_item_update($glossary);
return $returnid;
}
/**
* Given an object containing all the necessary data,
* (defined by the form in mod_form.php) this function
* will update an existing instance with new data.
*
* @global object
* @global object
* @param object $glossary
* @return bool
*/
function glossary_update_instance($glossary) {
global $CFG, $DB;
if (empty($glossary->globalglossary)) {
$glossary->globalglossary = 0;
}
if (!has_capability('mod/glossary:manageentries', get_context_instance(CONTEXT_SYSTEM))) {
// keep previous
unset($glossary->globalglossary);
}
$glossary->timemodified = time();
$glossary->id = $glossary->instance;
if (empty($glossary->ratingtime) or empty($glossary->assessed)) {
$glossary->assesstimestart = 0;
$glossary->assesstimefinish = 0;
}
//Check displayformat is a valid one
$formats = get_list_of_plugins('mod/glossary/formats','TEMPLATE');
if (!in_array($glossary->displayformat, $formats)) {
print_error('unknowformat', '', '', $glossary->displayformat);
}
$DB->update_record("glossary", $glossary);
if ($glossary->defaultapproval) {
$DB->execute("UPDATE {glossary_entries} SET approved = 1 where approved <> 1 and glossaryid = ?", array($glossary->id));
}
glossary_grade_item_update($glossary);
return true;
}
/**
* Given an ID of an instance of this module,
* this function will permanently delete the instance
* and any data that depends on it.
*
* @global object
* @param int $id glossary id
* @return bool success
*/
function glossary_delete_instance($id) {
global $DB, $CFG;
if (!$glossary = $DB->get_record('glossary', array('id'=>$id))) {
return false;
}
if (!$cm = get_coursemodule_from_instance('glossary', $id)) {
return false;
}
if (!$context = get_context_instance(CONTEXT_MODULE, $cm->id)) {
return false;
}
$fs = get_file_storage();
if ($glossary->mainglossary) {
// unexport entries
$sql = "SELECT ge.id, ge.sourceglossaryid, cm.id AS sourcecmid
FROM {glossary_entries} ge
JOIN {modules} m ON m.name = 'glossary'
JOIN {course_modules} cm ON (cm.module = m.id AND cm.instance = ge.sourceglossaryid)
WHERE ge.glossaryid = ? AND ge.sourceglossaryid > 0";
if ($exported = $DB->get_records_sql($sql, array($id))) {
foreach ($exported as $entry) {
$entry->glossaryid = $entry->sourceglossaryid;
$entry->sourceglossaryid = 0;
$newcontext = get_context_instance(CONTEXT_MODULE, $entry->sourcecmid);
if ($oldfiles = $fs->get_area_files($context->id, 'mod_glossary', 'attachment', $entry->id)) {
foreach ($oldfiles as $oldfile) {
$file_record = new stdClass();
$file_record->contextid = $newcontext->id;
$fs->create_file_from_storedfile($file_record, $oldfile);
}
$fs->delete_area_files($context->id, 'mod_glossary', 'attachment', $entry->id);
$entry->attachment = '1';
} else {
$entry->attachment = '0';
}
$DB->update_record('glossary_entries', $entry);
}
}
} else {
// move exported entries to main glossary
$sql = "UPDATE {glossary_entries}
SET sourceglossaryid = 0
WHERE sourceglossaryid = ?";
$DB->execute($sql, array($id));
}
// Delete any dependent records
$entry_select = "SELECT id FROM {glossary_entries} WHERE glossaryid = ?";
$DB->delete_records_select('comments', "contextid=? AND commentarea=? AND itemid IN ($entry_select)", array($id, 'glossary_entry', $context->id));
$DB->delete_records_select('glossary_alias', "entryid IN ($entry_select)", array($id));
$category_select = "SELECT id FROM {glossary_categories} WHERE glossaryid = ?";
$DB->delete_records_select('glossary_entries_categories', "categoryid IN ($category_select)", array($id));
$DB->delete_records('glossary_categories', array('glossaryid'=>$id));
$DB->delete_records('glossary_entries', array('glossaryid'=>$id));
// delete all files
$fs->delete_area_files($context->id);
glossary_grade_item_delete($glossary);
return $DB->delete_records('glossary', array('id'=>$id));
}
/**
* Return a small object with summary information about what a
* user has done with a given particular instance of this module
* Used for user activity reports.
* $return->time = the time they did it
* $return->info = a short text description
*
* @param object $course
* @param object $user
* @param object $mod
* @param object $glossary
* @return object|null
*/
function glossary_user_outline($course, $user, $mod, $glossary) {
global $CFG;
require_once("$CFG->libdir/gradelib.php");
$grades = grade_get_grades($course->id, 'mod', 'glossary', $glossary->id, $user->id);
if (empty($grades->items[0]->grades)) {
$grade = false;
} else {
$grade = reset($grades->items[0]->grades);
}
if ($entries = glossary_get_user_entries($glossary->id, $user->id)) {
$result = new stdClass();
$result->info = count($entries) . ' ' . get_string("entries", "glossary");
$lastentry = array_pop($entries);
$result->time = $lastentry->timemodified;
if ($grade) {
$result->info .= ', ' . get_string('grade') . ': ' . $grade->str_long_grade;
}
return $result;
} else if ($grade) {
$result = new stdClass();
$result->info = get_string('grade') . ': ' . $grade->str_long_grade;
$result->time = $grade->dategraded;
return $result;
}
return NULL;
}
/**
* @global object
* @param int $glossaryid
* @param int $userid
* @return array
*/
function glossary_get_user_entries($glossaryid, $userid) {
/// Get all the entries for a user in a glossary
global $DB;
return $DB->get_records_sql("SELECT e.*, u.firstname, u.lastname, u.email, u.picture
FROM {glossary} g, {glossary_entries} e, {user} u
WHERE g.id = ?
AND e.glossaryid = g.id
AND e.userid = ?
AND e.userid = u.id
ORDER BY e.timemodified ASC", array($glossaryid, $userid));
}
/**
* Print a detailed representation of what a user has done with
* a given particular instance of this module, for user activity reports.
*
* @global object
* @param object $course
* @param object $user
* @param object $mod
* @param object $glossary
*/
function glossary_user_complete($course, $user, $mod, $glossary) {
global $CFG, $OUTPUT;
require_once("$CFG->libdir/gradelib.php");
$grades = grade_get_grades($course->id, 'mod', 'glossary', $glossary->id, $user->id);
if (!empty($grades->items[0]->grades)) {
$grade = reset($grades->items[0]->grades);
echo $OUTPUT->container(get_string('grade').': '.$grade->str_long_grade);
if ($grade->str_feedback) {
echo $OUTPUT->container(get_string('feedback').': '.$grade->str_feedback);
}
}
if ($entries = glossary_get_user_entries($glossary->id, $user->id)) {
echo '<table width="95%" border="0"><tr><td>';
foreach ($entries as $entry) {
$cm = get_coursemodule_from_instance("glossary", $glossary->id, $course->id);
glossary_print_entry($course, $cm, $glossary, $entry,"","",0);
echo '<p>';
}
echo '</td></tr></table>';
}
}
/**
* Given a course and a time, this module should find recent activity
* that has occurred in glossary activities and print it out.
* Return true if there was output, or false is there was none.
*
* @global object
* @global object
* @global object
* @param object $course
* @param object $viewfullnames
* @param int $timestart
* @return bool
*/
function glossary_print_recent_activity($course, $viewfullnames, $timestart) {
global $CFG, $USER, $DB, $OUTPUT;
//TODO: use timestamp in approved field instead of changing timemodified when approving in 2.0
$modinfo = get_fast_modinfo($course);
$ids = array();
foreach ($modinfo->cms as $cm) {
if ($cm->modname != 'glossary') {
continue;
}
if (!$cm->uservisible) {
continue;
}
$ids[$cm->instance] = $cm->instance;
}
if (!$ids) {
return false;
}
$glist = implode(',', $ids); // there should not be hundreds of glossaries in one course, right?
if (!$entries = $DB->get_records_sql("SELECT ge.id, ge.concept, ge.approved, ge.timemodified, ge.glossaryid,
ge.userid, u.firstname, u.lastname, u.email, u.picture
FROM {glossary_entries} ge
JOIN {user} u ON u.id = ge.userid
WHERE ge.glossaryid IN ($glist) AND ge.timemodified > ?
ORDER BY ge.timemodified ASC", array($timestart))) {
return false;
}
$editor = array();
foreach ($entries as $entryid=>$entry) {
if ($entry->approved) {
continue;
}
if (!isset($editor[$entry->glossaryid])) {
$editor[$entry->glossaryid] = has_capability('mod/glossary:approve', get_context_instance(CONTEXT_MODULE, $modinfo->instances['glossary'][$entry->glossaryid]->id));
}
if (!$editor[$entry->glossaryid]) {
unset($entries[$entryid]);
}
}
if (!$entries) {
return false;
}
echo $OUTPUT->heading(get_string('newentries', 'glossary').':');
$strftimerecent = get_string('strftimerecent');
foreach ($entries as $entry) {
$link = $CFG->wwwroot.'/mod/glossary/view.php?g='.$entry->glossaryid.'&amp;mode=entry&amp;hook='.$entry->id;
if ($entry->approved) {
$dimmed = '';
} else {
$dimmed = ' dimmed_text';
}
echo '<div class="head'.$dimmed.'">';
echo '<div class="date">'.userdate($entry->timemodified, $strftimerecent).'</div>';
echo '<div class="name">'.fullname($entry, $viewfullnames).'</div>';
echo '</div>';
echo '<div class="info"><a href="'.$link.'">'.format_text($entry->concept, true).'</a></div>';
}
return true;
}
/**
* @global object
* @param object $log
*/
function glossary_log_info($log) {
global $DB;
return $DB->get_record_sql("SELECT e.*, u.firstname, u.lastname
FROM {glossary_entries} e, {user} u
WHERE e.id = ? AND u.id = ?", array($log->info, $log->userid));
}
/**
* Function to be run periodically according to the moodle cron
* This function searches for things that need to be done, such
* as sending out mail, toggling flags etc ...
* @return bool
*/
function glossary_cron () {
return true;
}
/**
* Return grade for given user or all users.
*
* @global object
* @param int $glossaryid id of glossary
* @param int $userid optional user id, 0 means all users
* @return array array of grades, false if none
*/
function glossary_get_user_grades($glossary, $userid=0) {
global $CFG;
require_once($CFG->dirroot.'/rating/lib.php');
$rm = new rating_manager();
$ratingoptions = new stdclass();
//need these to work backwards to get a context id. Is there a better way to get contextid from a module instance?
$ratingoptions->modulename = 'glossary';
$ratingoptions->moduleid = $glossary->id;
$ratingoptions->userid = $userid;
$ratingoptions->aggregationmethod = $glossary->assessed;
$ratingoptions->scaleid = $glossary->scale;
$ratingoptions->itemtable = 'glossary_entries';
$ratingoptions->itemtableusercolumn = 'userid';
return $rm->get_user_grades($ratingoptions);
}
/**
* Return rating related permissions
* @param string $options the context id
* @return array an associative array of the user's rating permissions
*/
function glossary_rating_permissions($options) {
$contextid = $options;
$context = get_context_instance_by_id($contextid);
if (!$context) {
print_error('invalidcontext');
return null;
} else {
return array('view'=>has_capability('mod/glossary:viewrating',$context), 'viewany'=>has_capability('mod/glossary:viewanyrating',$context), 'viewall'=>has_capability('mod/glossary:viewallratings',$context), 'rate'=>has_capability('mod/glossary:rate',$context));
}
}
/**
* Returns the names of the table and columns necessary to check items for ratings
* @return array an array containing the item table, item id and user id columns
*/
function glossary_rating_item_check_info() {
return array('glossary_entries','id','userid');
}
/**
* Update activity grades
*
* @global object
* @global object
* @param object $glossary null means all glossaries (with extra cmidnumber property)
* @param int $userid specific user only, 0 means all
*/
function glossary_update_grades($glossary=null, $userid=0, $nullifnone=true) {
global $CFG, $DB;
require_once($CFG->libdir.'/gradelib.php');
if (!$glossary->assessed) {
glossary_grade_item_update($glossary);
} else if ($grades = glossary_get_user_grades($glossary, $userid)) {
glossary_grade_item_update($glossary, $grades);
} else if ($userid and $nullifnone) {
$grade = new stdClass();
$grade->userid = $userid;
$grade->rawgrade = NULL;
glossary_grade_item_update($glossary, $grade);
} else {
glossary_grade_item_update($glossary);
}
}
/**
* Update all grades in gradebook.
*
* @global object
*/
function glossary_upgrade_grades() {
global $DB;
$sql = "SELECT COUNT('x')
FROM {glossary} g, {course_modules} cm, {modules} m
WHERE m.name='glossary' AND m.id=cm.module AND cm.instance=g.id";
$count = $DB->count_records_sql($sql);
$sql = "SELECT g.*, cm.idnumber AS cmidnumber, g.course AS courseid
FROM {glossary} g, {course_modules} cm, {modules} m
WHERE m.name='glossary' AND m.id=cm.module AND cm.instance=g.id";
if ($rs = $DB->get_recordset_sql($sql)) {
$pbar = new progress_bar('glossaryupgradegrades', 500, true);
$i=0;
foreach ($rs as $glossary) {
$i++;
upgrade_set_timeout(60*5); // set up timeout, may also abort execution
glossary_update_grades($glossary, 0, false);
$pbar->update($i, $count, "Updating Glossary grades ($i/$count).");
}
$rs->close();
}
}
/**
* Create/update grade item for given glossary
*
* @global object
* @param object $glossary object with extra cmidnumber
* @param mixed optional array/object of grade(s); 'reset' means reset grades in gradebook
* @return int, 0 if ok, error code otherwise
*/
function glossary_grade_item_update($glossary, $grades=NULL) {
global $CFG;
require_once($CFG->libdir.'/gradelib.php');
$params = array('itemname'=>$glossary->name, 'idnumber'=>$glossary->cmidnumber);
if (!$glossary->assessed or $glossary->scale == 0) {
$params['gradetype'] = GRADE_TYPE_NONE;
} else if ($glossary->scale > 0) {
$params['gradetype'] = GRADE_TYPE_VALUE;
$params['grademax'] = $glossary->scale;
$params['grademin'] = 0;
} else if ($glossary->scale < 0) {
$params['gradetype'] = GRADE_TYPE_SCALE;
$params['scaleid'] = -$glossary->scale;
}
if ($grades === 'reset') {
$params['reset'] = true;
$grades = NULL;
}
return grade_update('mod/glossary', $glossary->course, 'mod', 'glossary', $glossary->id, 0, $grades, $params);
}
/**
* Delete grade item for given glossary
*
* @global object
* @param object $glossary object
*/
function glossary_grade_item_delete($glossary) {
global $CFG;
require_once($CFG->libdir.'/gradelib.php');
return grade_update('mod/glossary', $glossary->course, 'mod', 'glossary', $glossary->id, 0, NULL, array('deleted'=>1));
}
/**
* Returns the users with data in one glossary
* (users with records in glossary_entries, students)
*
* @global object
* @param int $glossaryid
* @return array
*/
function glossary_get_participants($glossaryid) {
global $DB;
//Get students
$students = $DB->get_records_sql("SELECT DISTINCT u.id, u.id
FROM {user} u, {glossary_entries} g
WHERE g.glossaryid = ? AND u.id = g.userid", array($glossaryid));
//Return students array (it contains an array of unique users)
return $students;
}
/**
* @global object
* @param int $gloassryid
* @param int $scaleid
* @return bool
*/
function glossary_scale_used ($glossaryid,$scaleid) {
//This function returns if a scale is being used by one glossary
global $DB;
$return = false;
$rec = $DB->get_record("glossary", array("id"=>$glossaryid, "scale"=>-$scaleid));
if (!empty($rec) && !empty($scaleid)) {
$return = true;
}
return $return;
}
/**
* Checks if scale is being used by any instance of glossary
*
* This is used to find out if scale used anywhere
*
* @global object
* @param int $scaleid
* @return boolean True if the scale is used by any glossary
*/
function glossary_scale_used_anywhere($scaleid) {
global $DB;
if ($scaleid and $DB->record_exists('glossary', array('scale'=>-$scaleid))) {
return true;
} else {
return false;
}
}
//////////////////////////////////////////////////////////////////////////////////////
/// Any other glossary functions go here. Each of them must have a name that
/// starts with glossary_
/**
* This function return an array of valid glossary_formats records
* Everytime it's called, every existing format is checked, new formats
* are included if detected and old formats are deleted and any glossary
* using an invalid format is updated to the default (dictionary).
*
* @global object
* @global object
* @return array
*/
function glossary_get_available_formats() {
global $CFG, $DB;
//Get available formats (plugin) and insert (if necessary) them into glossary_formats
$formats = get_list_of_plugins('mod/glossary/formats', 'TEMPLATE');
$pluginformats = array();
foreach ($formats as $format) {
//If the format file exists
if (file_exists($CFG->dirroot.'/mod/glossary/formats/'.$format.'/'.$format.'_format.php')) {
include_once($CFG->dirroot.'/mod/glossary/formats/'.$format.'/'.$format.'_format.php');
//If the function exists
if (function_exists('glossary_show_entry_'.$format)) {
//Acummulate it as a valid format
$pluginformats[] = $format;
//If the format doesn't exist in the table
if (!$rec = $DB->get_record('glossary_formats', array('name'=>$format))) {
//Insert the record in glossary_formats
$gf = new stdClass();
$gf->name = $format;
$gf->popupformatname = $format;
$gf->visible = 1;
$DB->insert_record("glossary_formats",$gf);
}
}
}
}
//Delete non_existent formats from glossary_formats table
$formats = $DB->get_records("glossary_formats");
foreach ($formats as $format) {
$todelete = false;
//If the format in DB isn't a valid previously detected format then delete the record
if (!in_array($format->name,$pluginformats)) {
$todelete = true;
}
if ($todelete) {
//Delete the format
$DB->delete_records('glossary_formats', array('name'=>$format->name));
//Reasign existing glossaries to default (dictionary) format
if ($glossaries = $DB->get_records('glossary', array('displayformat'=>$format->name))) {
foreach($glossaries as $glossary) {
$DB->set_field('glossary','displayformat','dictionary', array('id'=>$glossary->id));
}
}
}
}
//Now everything is ready in glossary_formats table
$formats = $DB->get_records("glossary_formats");
return $formats;
}
/**
* @param bool $debug
* @param string $text
* @param int $br
*/
function glossary_debug($debug,$text,$br=1) {
if ( $debug ) {
echo '<font color="red">' . $text . '</font>';
if ( $br ) {
echo '<br />';
}
}
}
/**
*
* @global object
* @param int $glossaryid
* @param string $entrylist
* @param string $pivot
* @return array
*/
function glossary_get_entries($glossaryid, $entrylist, $pivot = "") {
global $DB;
if ($pivot) {
$pivot .= ",";
}
return $DB->get_records_sql("SELECT $pivot id,userid,concept,definition,format
FROM {glossary_entries}
WHERE glossaryid = ?
AND id IN ($entrylist)", array($glossaryid));
}
/**
* @global object
* @global object
* @param object $concept
* @param string $courseid
* @return array
*/
function glossary_get_entries_search($concept, $courseid) {
global $CFG, $DB;
//Check if the user is an admin
$bypassadmin = 1; //This means NO (by default)
if (has_capability('moodle/course:viewhiddenactivities', get_context_instance(CONTEXT_SYSTEM))) {
$bypassadmin = 0; //This means YES
}
//Check if the user is a teacher
$bypassteacher = 1; //This means NO (by default)
if (has_capability('mod/glossary:manageentries', get_context_instance(CONTEXT_COURSE, $courseid))) {
$bypassteacher = 0; //This means YES
}
$conceptlower = moodle_strtolower(trim($concept));
$params = array('courseid1'=>$courseid, 'courseid2'=>$courseid, 'conceptlower'=>$conceptlower, 'concept'=>$concept);
return $DB->get_records_sql("SELECT e.*, g.name as glossaryname, cm.id as cmid, cm.course as courseid
FROM {glossary_entries} e, {glossary} g,
{course_modules} cm, {modules} m
WHERE m.name = 'glossary' AND
cm.module = m.id AND
(cm.visible = 1 OR cm.visible = $bypassadmin OR
(cm.course = :courseid1 AND cm.visible = $bypassteacher)) AND
g.id = cm.instance AND
e.glossaryid = g.id AND
( (e.casesensitive != 0 AND LOWER(concept) = :conceptlower) OR
(e.casesensitive = 0 and concept = :concept)) AND
(g.course = :courseid2 OR g.globalglossary = 1) AND
e.usedynalink != 0 AND
g.usedynalink != 0", $params);
}
/**
* @global object
* @global object
* @param object $course
* @param object $course
* @param object $glossary
* @param object $entry
* @param string $mode
* @param string $hook
* @param int $printicons
* @param int $displayformat
* @param bool $printview
* @return mixed
*/
function glossary_print_entry($course, $cm, $glossary, $entry, $mode='',$hook='',$printicons = 1, $displayformat = -1, $printview = false) {
global $USER, $CFG;
$return = false;
if ( $displayformat < 0 ) {
$displayformat = $glossary->displayformat;
}
if ($entry->approved or ($USER->id == $entry->userid) or ($mode == 'approval' and !$entry->approved) ) {
$formatfile = $CFG->dirroot.'/mod/glossary/formats/'.$displayformat.'/'.$displayformat.'_format.php';
if ($printview) {
$functionname = 'glossary_print_entry_'.$displayformat;
} else {
$functionname = 'glossary_show_entry_'.$displayformat;
}
if (file_exists($formatfile)) {
include_once($formatfile);
if (function_exists($functionname)) {
$return = $functionname($course, $cm, $glossary, $entry,$mode,$hook,$printicons);
} else if ($printview) {
//If the glossary_print_entry_XXXX function doesn't exist, print default (old) print format
$return = glossary_print_entry_default($entry, $glossary, $cm);
}
}
}
return $return;
}
/**
* Default (old) print format used if custom function doesn't exist in format
*
* @param object $entry
* @param object $glossary
* @param object $cm
* @return void Output is echo'd
*/
function glossary_print_entry_default ($entry, $glossary, $cm) {
global $CFG;
require_once($CFG->libdir . '/filelib.php');
echo '<h3>'. strip_tags($entry->concept) . ': </h3>';
$definition = $entry->definition;
$definition = '<span class="nolink">' . strip_tags($definition) . '</span>';
$context = get_context_instance(CONTEXT_MODULE, $cm->id);
$definition = file_rewrite_pluginfile_urls($definition, 'pluginfile.php', $context->id, 'mod_glossary', 'entry', $entry->id);
$options = new stdClass();
$options->para = false;
$options->trusted = $entry->definitiontrust;
$options->context = $context;
$options->overflowdiv = true;
$definition = format_text($definition, $entry->definitionformat, $options);
echo ($definition);
echo '<br /><br />';
}
/**
* Print glossary concept/term as a heading &lt;h3>
* @param object $entry
*/
function glossary_print_entry_concept($entry, $return=false) {
global $OUTPUT;
$options = new stdClass();
$options->para = false;
$text = format_text($OUTPUT->heading('<span class="nolink">' . $entry->concept . '</span>', 3, 'nolink'), FORMAT_MOODLE, $options);
if (!empty($entry->highlight)) {
$text = highlight($entry->highlight, $text);
}
if ($return) {
return $text;
} else {
echo $text;
}
}
/**
*
* @global moodle_database DB
* @param object $entry
* @param object $glossary
* @param object $cm
*/
function glossary_print_entry_definition($entry, $glossary, $cm) {
global $DB, $GLOSSARY_EXCLUDECONCEPTS;
$definition = $entry->definition;
//Calculate all the strings to be no-linked
//First, the concept
$GLOSSARY_EXCLUDECONCEPTS = array($entry->concept);
//Now the aliases
if ( $aliases = $DB->get_records('glossary_alias', array('entryid'=>$entry->id))) {
foreach ($aliases as $alias) {
$GLOSSARY_EXCLUDECONCEPTS[]=trim($alias->alias);
}
}
$context = get_context_instance(CONTEXT_MODULE, $cm->id);
$definition = file_rewrite_pluginfile_urls($definition, 'pluginfile.php', $context->id, 'mod_glossary', 'entry', $entry->id);
$options = new stdClass();
$options->para = false;
$options->trusted = $entry->definitiontrust;
$options->context = $context;
$options->overflowdiv = true;
$text = format_text($definition, $entry->definitionformat, $options);
// Stop excluding concepts from autolinking
unset($GLOSSARY_EXCLUDECONCEPTS);
if (!empty($entry->highlight)) {
$text = highlight($entry->highlight, $text);
}
if (isset($entry->footer)) { // Unparsed footer info
$text .= $entry->footer;
}
echo $text;
}
/**
*
* @global object
* @param object $course
* @param object $cm
* @param object $glossary
* @param object $entry
* @param string $mode
* @param string $hook
* @param string $type
* @return string|void
*/
function glossary_print_entry_aliases($course, $cm, $glossary, $entry,$mode='',$hook='', $type = 'print') {
global $DB;
$return = '';
if ( $aliases = $DB->get_records('glossary_alias', array('entryid'=>$entry->id))) {
foreach ($aliases as $alias) {
if (trim($alias->alias)) {
if ($return == '') {
$return = '<select style="font-size:8pt">';
}
$return .= "<option>$alias->alias</option>";
}
}
if ($return != '') {
$return .= '</select>';
}
}
if ($type == 'print') {
echo $return;
} else {
return $return;
}
}
/**
*
* @global object
* @global object
* @global object
* @param object $course
* @param object $cm
* @param object $glossary
* @param object $entry
* @param string $mode
* @param string $hook
* @param string $type
* @return string|void
*/
function glossary_print_entry_icons($course, $cm, $glossary, $entry, $mode='',$hook='', $type = 'print') {
global $USER, $CFG, $DB, $OUTPUT;
$context = get_context_instance(CONTEXT_MODULE, $cm->id);
$output = false; //To decide if we must really return text in "return". Activate when needed only!
$importedentry = ($entry->sourceglossaryid == $glossary->id);
$ismainglossary = $glossary->mainglossary;
$return = '<span class="commands">';
// Differentiate links for each entry.
$altsuffix = ': '.strip_tags(format_text($entry->concept));
if (!$entry->approved) {
$output = true;
$return .= get_string('entryishidden','glossary');
}
if (has_capability('mod/glossary:manageentries', $context) or (isloggedin() and has_capability('mod/glossary:write', $context) and $entry->userid == $USER->id)) {
// only teachers can export entries so check it out
if (has_capability('mod/glossary:export', $context) and !$ismainglossary and !$importedentry) {
$mainglossary = $DB->get_record('glossary', array('mainglossary'=>1,'course'=>$course->id));
if ( $mainglossary ) { // if there is a main glossary defined, allow to export the current entry
$output = true;
$return .= ' <a title="'.get_string('exporttomainglossary','glossary') . '" href="exportentry.php?id='.$entry->id.'&amp;prevmode='.$mode.'&amp;hook='.urlencode($hook).'"><img src="'.$OUTPUT->pix_url('export', 'glossary').'" class="iconsmall" alt="'.get_string('exporttomainglossary','glossary').$altsuffix.'" /></a>';
}
}
if ( $entry->sourceglossaryid ) {
$icon = $OUTPUT->pix_url('minus', 'glossary'); // graphical metaphor (minus) for deleting an imported entry
} else {
$icon = $OUTPUT->pix_url('t/delete');
}
//Decide if an entry is editable:
// -It isn't a imported entry (so nobody can edit a imported (from secondary to main) entry)) and
// -The user is teacher or he is a student with time permissions (edit period or editalways defined).
$ineditperiod = ((time() - $entry->timecreated < $CFG->maxeditingtime) || $glossary->editalways);
if ( !$importedentry and (has_capability('mod/glossary:manageentries', $context) or ($entry->userid == $USER->id and ($ineditperiod and has_capability('mod/glossary:write', $context))))) {
$output = true;
$return .= " <a title=\"" . get_string("delete") . "\" href=\"deleteentry.php?id=$cm->id&amp;mode=delete&amp;entry=$entry->id&amp;prevmode=$mode&amp;hook=".urlencode($hook)."\"><img src=\"";
$return .= $icon;
$return .= "\" class=\"iconsmall\" alt=\"" . get_string("delete") .$altsuffix."\" /></a> ";
$return .= " <a title=\"" . get_string("edit") . "\" href=\"edit.php?cmid=$cm->id&amp;id=$entry->id&amp;mode=$mode&amp;hook=".urlencode($hook)."\"><img src=\"" . $OUTPUT->pix_url('t/edit') . "\" class=\"iconsmall\" alt=\"" . get_string("edit") .$altsuffix. "\" /></a>";
} elseif ( $importedentry ) {
$return .= " <font size=\"-1\">" . get_string("exportedentry","glossary") . "</font>";
}
}
if (has_capability('mod/glossary:exportentry', $context)
|| ($entry->userid == $USER->id
&& has_capability('mod/glossary:exportownentry', $context))) {
require_once($CFG->libdir . '/portfoliolib.php');
$button = new portfolio_add_button();
$button->set_callback_options('glossary_entry_portfolio_caller', array('id' => $cm->id, 'entryid' => $entry->id), '/mod/glossary/locallib.php');
$filecontext = $context;
if ($entry->sourceglossaryid == $cm->instance) {
if ($maincm = get_coursemodule_from_instance('glossary', $entry->glossaryid)) {
$filecontext = get_context_instance(CONTEXT_MODULE, $maincm->id);
}
}
$fs = get_file_storage();
if ($files = $fs->get_area_files($filecontext->id, 'mod_glossary', 'attachment', $entry->id, "timemodified", false)) {
$button->set_formats(PORTFOLIO_FORMAT_RICHHTML);
} else {
$button->set_formats(PORTFOLIO_FORMAT_PLAINHTML);
}
$return .= $button->to_html(PORTFOLIO_ADD_ICON_LINK);
}
$return .= "&nbsp;&nbsp;"; // just to make up a little the output in Mozilla ;)
$return .= '</span>';
if (has_capability('mod/glossary:comment', $context) and $glossary->allowcomments) {
$output = true;
if (!empty($CFG->usecomments)) {
require_once($CFG->dirroot . '/comment/lib.php');
$cmt = new stdClass();
$cmt->component = 'mod_glossary';
$cmt->context = $context;
$cmt->course = $course;
$cmt->cm = $cm;
$cmt->area = 'glossary_entry';
$cmt->itemid = $entry->id;
$cmt->showcount = true;
$comment = new comment($cmt);
$return .= '<div>'.$comment->output(true).'</div>';
}
}
//If we haven't calculated any REAL thing, delete result ($return)
if (!$output) {
$return = '';
}
//Print or get
if ($type == 'print') {
echo $return;
} else {
return $return;
}
}
/**
* @param object $course
* @param object $cm
* @param object $glossary
* @param object $entry
* @param string $mode
* @param object $hook
* @param bool $printicons
* @param bool $aliases
* @return void
*/
function glossary_print_entry_lower_section($course, $cm, $glossary, $entry, $mode, $hook, $printicons, $aliases=true) {
if ($aliases) {
$aliases = glossary_print_entry_aliases($course, $cm, $glossary, $entry, $mode, $hook,'html');
}
$icons = '';
if ($printicons) {
$icons = glossary_print_entry_icons($course, $cm, $glossary, $entry, $mode, $hook,'html');
}
if ($aliases || $icons || !empty($entry->rating)) {
echo '<table>';
if ( $aliases ) {
echo '<tr valign="top"><td class="aliases">' .
get_string('aliases','glossary').': '.$aliases . '</td></tr>';
}
if ($icons) {
echo '<tr valign="top"><td class="icons">'.$icons.'</td></tr>';
}
if (!empty($entry->rating)) {
echo '<tr valign="top"><td class="ratings">';
glossary_print_entry_ratings($course, $entry);
echo '</td></tr>';
}
echo '</table>';
}
}
/**
* @todo Document this function
*/
function glossary_print_entry_attachment($entry, $cm, $format=NULL, $align="right", $insidetable=true) {
/// valid format values: html : Return the HTML link for the attachment as an icon
/// text : Return the HTML link for tha attachment as text
/// blank : Print the output to the screen
if ($entry->attachment) {
if ($insidetable) {
echo "<table border=\"0\" width=\"100%\" align=\"$align\"><tr><td align=\"$align\" nowrap=\"nowrap\">\n";
}
echo glossary_print_attachments($entry, $cm, $format, $align);
if ($insidetable) {
echo "</td></tr></table>\n";
}
}
}
/**
* @global object
* @param object $cm
* @param object $entry
* @param string $mode
* @param string $align
* @param bool $insidetable
*/
function glossary_print_entry_approval($cm, $entry, $mode, $align="right", $insidetable=true) {
global $CFG, $OUTPUT;
if ($mode == 'approval' and !$entry->approved) {
if ($insidetable) {
echo '<table class="glossaryapproval" align="'.$align.'"><tr><td align="'.$align.'">';
}
echo '<a title="'.get_string('approve','glossary').'" href="approve.php?eid='.$entry->id.'&amp;mode='.$mode.'&amp;sesskey='.sesskey().'"><img align="'.$align.'" src="'.$OUTPUT->pix_url('i/approve') . '" style="border:0px; width:34px; height:34px" alt="'.get_string('approve','glossary').'" /></a>';
if ($insidetable) {
echo '</td></tr></table>';
}
}
}
/**
* It returns all entries from all glossaries that matches the specified criteria
* within a given $course. It performs an $extended search if necessary.
* It restrict the search to only one $glossary if the $glossary parameter is set.
*
* @global object
* @global object
* @param object $course
* @param array $searchterms
* @param int $extended
* @param object $glossary
* @return array
*/
function glossary_search($course, $searchterms, $extended = 0, $glossary = NULL) {
global $CFG, $DB;
if ( !$glossary ) {
if ( $glossaries = $DB->get_records("glossary", array("course"=>$course->id)) ) {
$glos = "";
foreach ( $glossaries as $glossary ) {
$glos .= "$glossary->id,";
}
$glos = substr($glos,0,-1);
}
} else {
$glos = $glossary->id;
}
if (!has_capability('mod/glossary:manageentries', get_context_instance(CONTEXT_COURSE, $glossary->course))) {
$glossarymodule = $DB->get_record("modules", array("name"=>"glossary"));
$onlyvisible = " AND g.id = cm.instance AND cm.visible = 1 AND cm.module = $glossarymodule->id";
$onlyvisibletable = ", {course_modules} cm";
} else {
$onlyvisible = "";
$onlyvisibletable = "";
}
if ($DB->sql_regex_supported()) {
$REGEXP = $DB->sql_regex(true);
$NOTREGEXP = $DB->sql_regex(false);
}
$searchcond = array();
$params = array();
$i = 0;
$concat = $DB->sql_concat('e.concept', "' '", 'e.definition');
foreach ($searchterms as $searchterm) {
$i++;
$NOT = false; /// Initially we aren't going to perform NOT LIKE searches, only MSSQL and Oracle
/// will use it to simulate the "-" operator with LIKE clause
/// Under Oracle and MSSQL, trim the + and - operators and perform
/// simpler LIKE (or NOT LIKE) queries
if (!$DB->sql_regex_supported()) {
if (substr($searchterm, 0, 1) == '-') {
$NOT = true;
}
$searchterm = trim($searchterm, '+-');
}
// TODO: +- may not work for non latin languages
if (substr($searchterm,0,1) == '+') {
$searchterm = trim($searchterm, '+-');
$searchterm = preg_quote($searchterm, '|');
$searchcond[] = "$concat $REGEXP :ss$i";
$params['ss'.$i] = "(^|[^a-zA-Z0-9])$searchterm([^a-zA-Z0-9]|$)";
} else if (substr($searchterm,0,1) == "-") {
$searchterm = trim($searchterm, '+-');
$searchterm = preg_quote($searchterm, '|');
$searchcond[] = "$concat $NOTREGEXP :ss$i";
$params['ss'.$i] = "(^|[^a-zA-Z0-9])$searchterm([^a-zA-Z0-9]|$)";
} else {
$searchcond[] = $DB->sql_like($concat, ":ss$i", false, true, $NOT);
$params['ss'.$i] = "%$searchterm%";
}
}
if (empty($searchcond)) {
$totalcount = 0;
return array();
}
$searchcond = implode(" AND ", $searchcond);
$sql = "SELECT e.*
FROM {glossary_entries} e, {glossary} g $onlyvisibletable
WHERE $searchcond
AND (e.glossaryid = g.id or e.sourceglossaryid = g.id) $onlyvisible
AND g.id IN ($glos) AND e.approved <> 0";
return $DB->get_records_sql($sql, $params);
}
/**
* @global object
* @param array $searchterms
* @param object $glossary
* @param bool $extended
* @return array
*/
function glossary_search_entries($searchterms, $glossary, $extended) {
global $DB;
$course = $DB->get_record("course", array("id"=>$glossary->course));
return glossary_search($course,$searchterms,$extended,$glossary);
}
/**
* if return=html, then return a html string.
* if return=text, then return a text-only string.
* otherwise, print HTML for non-images, and return image HTML
* if attachment is an image, $align set its aligment.
*
* @global object
* @global object
* @param object $entry
* @param object $cm
* @param string $type html, txt, empty
* @param string $align left or right
* @return string image string or nothing depending on $type param
*/
function glossary_print_attachments($entry, $cm, $type=NULL, $align="left") {
global $CFG, $DB, $OUTPUT;
if (!$context = get_context_instance(CONTEXT_MODULE, $cm->id)) {
return '';
}
if ($entry->sourceglossaryid == $cm->instance) {
if (!$maincm = get_coursemodule_from_instance('glossary', $entry->glossaryid)) {
return '';
}
$filecontext = get_context_instance(CONTEXT_MODULE, $maincm->id);
} else {
$filecontext = $context;
}
$strattachment = get_string('attachment', 'glossary');
$fs = get_file_storage();
$imagereturn = '';
$output = '';
if ($files = $fs->get_area_files($filecontext->id, 'mod_glossary', 'attachment', $entry->id, "timemodified", false)) {
foreach ($files as $file) {
$filename = $file->get_filename();
$mimetype = $file->get_mimetype();
$iconimage = '<img src="'.$OUTPUT->pix_url(file_mimetype_icon($mimetype)).'" class="icon" alt="'.$mimetype.'" />';
$path = file_encode_url($CFG->wwwroot.'/pluginfile.php', '/'.$context->id.'/mod_glossary/attachment/'.$entry->id.'/'.$filename);
if ($type == 'html') {
$output .= "<a href=\"$path\">$iconimage</a> ";
$output .= "<a href=\"$path\">".s($filename)."</a>";
$output .= "<br />";
} else if ($type == 'text') {
$output .= "$strattachment ".s($filename).":\n$path\n";
} else {
if (in_array($mimetype, array('image/gif', 'image/jpeg', 'image/png'))) {
// Image attachments don't get printed as links
$imagereturn .= "<br /><img src=\"$path\" alt=\"\" />";
} else {
$output .= "<a href=\"$path\">$iconimage</a> ";
$output .= format_text("<a href=\"$path\">".s($filename)."</a>", FORMAT_HTML, array('context'=>$context));
$output .= '<br />';
}
}
}
}
if ($type) {
return $output;
} else {
echo $output;
return $imagereturn;
}
}
/**
* Lists all browsable file areas
*
* @param object $course
* @param object $cm
* @param object $context
* @return array
*/
function glossary_get_file_areas($course, $cm, $context) {
$areas = array();
return $areas;
}
/**
* Serves the glossary attachments. Implements needed access control ;-)
*
* @param object $course
* @param object $cm
* @param object $context
* @param string $filearea
* @param array $args
* @param bool $forcedownload
* @return bool false if file not found, does not return if found - justsend the file
*/
function glossary_pluginfile($course, $cm, $context, $filearea, $args, $forcedownload) {
global $CFG, $DB;
if ($context->contextlevel != CONTEXT_MODULE) {
return false;
}
require_course_login($course, true, $cm);
if ($filearea === 'attachment' or $filearea === 'entry') {
$entryid = (int)array_shift($args);
require_course_login($course, true, $cm);
if (!$entry = $DB->get_record('glossary_entries', array('id'=>$entryid))) {
return false;
}
if (!$glossary = $DB->get_record('glossary', array('id'=>$cm->instance))) {
return false;
}
if ($glossary->defaultapproval and !$entry->approved and !has_capability('mod/glossary:approve', $context)) {
return false;
}
// this trickery here is because we need to support source glossary access
if ($entry->glossaryid == $cm->instance) {
$filecontext = $context;
} else if ($entry->sourceglossaryid == $cm->instance) {
if (!$maincm = get_coursemodule_from_instance('glossary', $entry->glossaryid)) {
return false;
}
$filecontext = get_context_instance(CONTEXT_MODULE, $maincm->id);
} else {
return false;
}
$relativepath = implode('/', $args);
$fullpath = "/$filecontext->id/mod_glossary/$filearea/$entryid/$relativepath";
$fs = get_file_storage();
if (!$file = $fs->get_file_by_hash(sha1($fullpath)) or $file->is_directory()) {
return false;
}
// finally send the file
send_stored_file($file, 0, 0, true); // download MUST be forced - security!
} else if ($filearea === 'export') {
require_login($course, false, $cm);
require_capability('mod/glossary:export', $context);
if (!$glossary = $DB->get_record('glossary', array('id'=>$cm->instance))) {
return false;
}
$cat = array_shift($args);
$cat = clean_param($cat, PARAM_ALPHANUM);
$filename = clean_filename(strip_tags(format_string($glossary->name)).'.xml');
$content = glossary_generate_export_file($glossary, NULL, $cat);
send_file($content, $filename, 0, 0, true, true);
}
return false;
}
/**
*
*/
function glossary_print_tabbed_table_end() {
echo "</div></div>";
}
/**
* @param object $cm
* @param object $glossary
* @param string $mode
* @param string $hook
* @param string $sortkey
* @param string $sortorder
*/
function glossary_print_approval_menu($cm, $glossary,$mode, $hook, $sortkey = '', $sortorder = '') {
if ($glossary->showalphabet) {
echo '<div class="glossaryexplain">' . get_string("explainalphabet","glossary") . '</div><br />';
}
glossary_print_special_links($cm, $glossary, $mode, $hook);
glossary_print_alphabet_links($cm, $glossary, $mode, $hook,$sortkey, $sortorder);
glossary_print_all_links($cm, $glossary, $mode, $hook);
glossary_print_sorting_links($cm, $mode, 'CREATION', 'asc');
}
/**
* @param object $cm
* @param object $glossary
* @param string $hook
* @param string $sortkey
* @param string $sortorder
*/
function glossary_print_import_menu($cm, $glossary, $mode, $hook, $sortkey='', $sortorder = '') {
echo '<div class="glossaryexplain">' . get_string("explainimport","glossary") . '</div>';
}
/**
* @param object $cm
* @param object $glossary
* @param string $hook
* @param string $sortkey
* @param string $sortorder
*/
function glossary_print_export_menu($cm, $glossary, $mode, $hook, $sortkey='', $sortorder = '') {
echo '<div class="glossaryexplain">' . get_string("explainexport","glossary") . '</div>';
}
/**
* @param object $cm
* @param object $glossary
* @param string $hook
* @param string $sortkey
* @param string $sortorder
*/
function glossary_print_alphabet_menu($cm, $glossary, $mode, $hook, $sortkey='', $sortorder = '') {
if ( $mode != 'date' ) {
if ($glossary->showalphabet) {
echo '<div class="glossaryexplain">' . get_string("explainalphabet","glossary") . '</div><br />';
}
glossary_print_special_links($cm, $glossary, $mode, $hook);
glossary_print_alphabet_links($cm, $glossary, $mode, $hook, $sortkey, $sortorder);
glossary_print_all_links($cm, $glossary, $mode, $hook);
} else {
glossary_print_sorting_links($cm, $mode, $sortkey,$sortorder);
}
}
/**
* @param object $cm
* @param object $glossary
* @param string $hook
* @param string $sortkey
* @param string $sortorder
*/
function glossary_print_author_menu($cm, $glossary,$mode, $hook, $sortkey = '', $sortorder = '') {
if ($glossary->showalphabet) {
echo '<div class="glossaryexplain">' . get_string("explainalphabet","glossary") . '</div><br />';
}
glossary_print_alphabet_links($cm, $glossary, $mode, $hook, $sortkey, $sortorder);
glossary_print_all_links($cm, $glossary, $mode, $hook);
glossary_print_sorting_links($cm, $mode, $sortkey,$sortorder);
}
/**
* @global object
* @global object
* @param object $cm
* @param object $glossary
* @param string $hook
* @param object $category
*/
function glossary_print_categories_menu($cm, $glossary, $hook, $category) {
global $CFG, $DB, $OUTPUT;
$context = get_context_instance(CONTEXT_MODULE, $cm->id);
echo '<table border="0" width="100%">';
echo '<tr>';
echo '<td align="center" style="width:20%">';
if (has_capability('mod/glossary:managecategories', $context)) {
$options['id'] = $cm->id;
$options['mode'] = 'cat';
$options['hook'] = $hook;
echo $OUTPUT->single_button(new moodle_url("editcategories.php", $options), get_string("editcategories","glossary"), "get");
}
echo '</td>';
echo '<td align="center" style="width:60%">';
echo '<b>';
$menu = array();
$menu[GLOSSARY_SHOW_ALL_CATEGORIES] = get_string("allcategories","glossary");
$menu[GLOSSARY_SHOW_NOT_CATEGORISED] = get_string("notcategorised","glossary");
$categories = $DB->get_records("glossary_categories", array("glossaryid"=>$glossary->id), "name ASC");
$selected = '';
if ( $categories ) {
foreach ($categories as $currentcategory) {
$url = $currentcategory->id;
if ( $category ) {
if ($currentcategory->id == $category->id) {
$selected = $url;
}
}
$menu[$url] = clean_text($currentcategory->name); //Only clean, not filters
}
}
if ( !$selected ) {
$selected = GLOSSARY_SHOW_NOT_CATEGORISED;
}
if ( $category ) {
echo format_text($category->name, FORMAT_PLAIN);
} else {
if ( $hook == GLOSSARY_SHOW_NOT_CATEGORISED ) {
echo get_string("entrieswithoutcategory","glossary");
$selected = GLOSSARY_SHOW_NOT_CATEGORISED;
} elseif ( $hook == GLOSSARY_SHOW_ALL_CATEGORIES ) {
echo get_string("allcategories","glossary");
$selected = GLOSSARY_SHOW_ALL_CATEGORIES;
}
}
echo '</b></td>';
echo '<td align="center" style="width:20%">';
$select = new single_select(new moodle_url("/mod/glossary/view.php", array('id'=>$cm->id, 'mode'=>'cat')), 'hook', $menu, $selected, null, "catmenu");
echo $OUTPUT->render($select);
echo '</td>';
echo '</tr>';
echo '</table>';
}
/**
* @global object
* @param object $cm
* @param object $glossary
* @param string $mode
* @param string $hook
*/
function glossary_print_all_links($cm, $glossary, $mode, $hook) {
global $CFG;
if ( $glossary->showall) {
$strallentries = get_string("allentries", "glossary");
if ( $hook == 'ALL' ) {
echo "<b>$strallentries</b>";
} else {
$strexplainall = strip_tags(get_string("explainall","glossary"));
echo "<a title=\"$strexplainall\" href=\"$CFG->wwwroot/mod/glossary/view.php?id=$cm->id&amp;mode=$mode&amp;hook=ALL\">$strallentries</a>";
}
}
}
/**
* @global object
* @param object $cm
* @param object $glossary
* @param string $mode
* @param string $hook
*/
function glossary_print_special_links($cm, $glossary, $mode, $hook) {
global $CFG;
if ( $glossary->showspecial) {
$strspecial = get_string("special", "glossary");
if ( $hook == 'SPECIAL' ) {
echo "<b>$strspecial</b> | ";
} else {
$strexplainspecial = strip_tags(get_string("explainspecial","glossary"));
echo "<a title=\"$strexplainspecial\" href=\"$CFG->wwwroot/mod/glossary/view.php?id=$cm->id&amp;mode=$mode&amp;hook=SPECIAL\">$strspecial</a> | ";
}
}
}
/**
* @global object
* @param object $glossary
* @param string $mode
* @param string $hook
* @param string $sortkey
* @param string $sortorder
*/
function glossary_print_alphabet_links($cm, $glossary, $mode, $hook, $sortkey, $sortorder) {
global $CFG;
if ( $glossary->showalphabet) {
$alphabet = explode(",", get_string('alphabet', 'langconfig'));
for ($i = 0; $i < count($alphabet); $i++) {
if ( $hook == $alphabet[$i] and $hook) {
echo "<b>$alphabet[$i]</b>";
} else {
echo "<a href=\"$CFG->wwwroot/mod/glossary/view.php?id=$cm->id&amp;mode=$mode&amp;hook=".urlencode($alphabet[$i])."&amp;sortkey=$sortkey&amp;sortorder=$sortorder\">$alphabet[$i]</a>";
}
echo ' | ';
}
}
}
/**
* @global object
* @param object $cm
* @param string $mode
* @param string $sortkey
* @param string $sortorder
*/
function glossary_print_sorting_links($cm, $mode, $sortkey = '',$sortorder = '') {
global $CFG, $OUTPUT;
$asc = get_string("ascending","glossary");
$desc = get_string("descending","glossary");
$bopen = '<b>';
$bclose = '</b>';
$neworder = '';
$currentorder = '';
$currentsort = '';
if ( $sortorder ) {
if ( $sortorder == 'asc' ) {
$currentorder = $asc;
$neworder = '&amp;sortorder=desc';
$newordertitle = get_string('changeto', 'glossary', $desc);
} else {
$currentorder = $desc;
$neworder = '&amp;sortorder=asc';
$newordertitle = get_string('changeto', 'glossary', $asc);
}
$icon = " <img src=\"".$OUTPUT->pix_url($sortorder, 'glossary')."\" class=\"icon\" alt=\"$newordertitle\" />";
} else {
if ( $sortkey != 'CREATION' and $sortkey != 'UPDATE' and
$sortkey != 'FIRSTNAME' and $sortkey != 'LASTNAME' ) {
$icon = "";
$newordertitle = $asc;
} else {
$newordertitle = $desc;
$neworder = '&amp;sortorder=desc';
$icon = ' <img src="'.$OUTPUT->pix_url('asc', 'glossary').'" class="icon" alt="'.$newordertitle.'" />';
}
}
$ficon = '';
$fneworder = '';
$fbtag = '';
$fendbtag = '';
$sicon = '';
$sneworder = '';
$sbtag = '';
$fbtag = '';
$fendbtag = '';
$sendbtag = '';
$sendbtag = '';
if ( $sortkey == 'CREATION' or $sortkey == 'FIRSTNAME' ) {
$ficon = $icon;
$fneworder = $neworder;
$fordertitle = $newordertitle;
$sordertitle = $asc;
$fbtag = $bopen;
$fendbtag = $bclose;
} elseif ($sortkey == 'UPDATE' or $sortkey == 'LASTNAME') {
$sicon = $icon;
$sneworder = $neworder;
$fordertitle = $asc;
$sordertitle = $newordertitle;
$sbtag = $bopen;
$sendbtag = $bclose;
} else {
$fordertitle = $asc;
$sordertitle = $asc;
}
if ( $sortkey == 'CREATION' or $sortkey == 'UPDATE' ) {
$forder = 'CREATION';
$sorder = 'UPDATE';
$fsort = get_string("sortbycreation", "glossary");
$ssort = get_string("sortbylastupdate", "glossary");
$currentsort = $fsort;
if ($sortkey == 'UPDATE') {
$currentsort = $ssort;
}
$sort = get_string("sortchronogically", "glossary");
} elseif ( $sortkey == 'FIRSTNAME' or $sortkey == 'LASTNAME') {
$forder = 'FIRSTNAME';
$sorder = 'LASTNAME';
$fsort = get_string("firstname");
$ssort = get_string("lastname");
$currentsort = $fsort;
if ($sortkey == 'LASTNAME') {
$currentsort = $ssort;
}
$sort = get_string("sortby", "glossary");
}
$current = '<span class="accesshide">'.get_string('current', 'glossary', "$currentsort $currentorder").'</span>';
echo "<br />$current $sort: $sbtag<a title=\"$ssort $sordertitle\" href=\"$CFG->wwwroot/mod/glossary/view.php?id=$cm->id&amp;sortkey=$sorder$sneworder&amp;mode=$mode\">$ssort$sicon</a>$sendbtag | ".
"$fbtag<a title=\"$fsort $fordertitle\" href=\"$CFG->wwwroot/mod/glossary/view.php?id=$cm->id&amp;sortkey=$forder$fneworder&amp;mode=$mode\">$fsort$ficon</a>$fendbtag<br />";
}
/**
*
* @param object $entry0
* @param object $entry1
* @return int [-1 | 0 | 1]
*/
function glossary_sort_entries ( $entry0, $entry1 ) {
if ( moodle_strtolower(ltrim($entry0->concept)) < moodle_strtolower(ltrim($entry1->concept)) ) {
return -1;
} elseif ( moodle_strtolower(ltrim($entry0->concept)) > moodle_strtolower(ltrim($entry1->concept)) ) {
return 1;
} else {
return 0;
}
}
/**
* @global object
* @global object
* @global object
* @param object $course
* @param object $entry
* @return bool
*/
function glossary_print_entry_ratings($course, $entry) {
global $OUTPUT;
if( !empty($entry->rating) ){
echo $OUTPUT->render($entry->rating);
}
}
/**
*
* @global object
* @global object
* @global object
* @param int $courseid
* @param array $entries
* @param int $displayformat
*/
function glossary_print_dynaentry($courseid, $entries, $displayformat = -1) {
global $USER,$CFG, $DB;
echo '<div class="boxaligncenter">';
echo '<table class="glossarypopup" cellspacing="0"><tr>';
echo '<td>';
if ( $entries ) {
foreach ( $entries as $entry ) {
if (! $glossary = $DB->get_record('glossary', array('id'=>$entry->glossaryid))) {
print_error('invalidid', 'glossary');
}
if (! $course = $DB->get_record('course', array('id'=>$glossary->course))) {
print_error('coursemisconf');
}
if (!$cm = get_coursemodule_from_instance('glossary', $entry->glossaryid, $glossary->course) ) {
print_error('invalidid', 'glossary');
}
//If displayformat is present, override glossary->displayformat
if ($displayformat < 0) {
$dp = $glossary->displayformat;
} else {
$dp = $displayformat;
}
//Get popupformatname
$format = $DB->get_record('glossary_formats', array('name'=>$dp));
$displayformat = $format->popupformatname;
//Check displayformat variable and set to default if necessary
if (!$displayformat) {
$displayformat = 'dictionary';
}
$formatfile = $CFG->dirroot.'/mod/glossary/formats/'.$displayformat.'/'.$displayformat.'_format.php';
$functionname = 'glossary_show_entry_'.$displayformat;
if (file_exists($formatfile)) {
include_once($formatfile);
if (function_exists($functionname)) {
$functionname($course, $cm, $glossary, $entry,'','','','');
}
}
}
}
echo '</td>';
echo '</tr></table></div>';
}
/**
*
* @global object
* @param array $entries
* @param array $aliases
* @param array $categories
* @return string
*/
function glossary_generate_export_csv($entries, $aliases, $categories) {
global $CFG;
$csv = '';
$delimiter = '';
require_once($CFG->libdir . '/csvlib.class.php');
$delimiter = csv_import_reader::get_delimiter('comma');
$csventries = array(0 => array(get_string('concept', 'glossary'), get_string('definition', 'glossary')));
$csvaliases = array(0 => array());
$csvcategories = array(0 => array());
$aliascount = 0;
$categorycount = 0;
foreach ($entries as $entry) {
$thisaliasesentry = array();
$thiscategoriesentry = array();
$thiscsventry = array($entry->concept, nl2br($entry->definition));
if (array_key_exists($entry->id, $aliases) && is_array($aliases[$entry->id])) {
$thiscount = count($aliases[$entry->id]);
if ($thiscount > $aliascount) {
$aliascount = $thiscount;
}
foreach ($aliases[$entry->id] as $alias) {
$thisaliasesentry[] = trim($alias);
}
}
if (array_key_exists($entry->id, $categories) && is_array($categories[$entry->id])) {
$thiscount = count($categories[$entry->id]);
if ($thiscount > $categorycount) {
$categorycount = $thiscount;
}
foreach ($categories[$entry->id] as $catentry) {
$thiscategoriesentry[] = trim($catentry);
}
}
$csventries[$entry->id] = $thiscsventry;
$csvaliases[$entry->id] = $thisaliasesentry;
$csvcategories[$entry->id] = $thiscategoriesentry;
}
$returnstr = '';
foreach ($csventries as $id => $row) {
$aliasstr = '';
$categorystr = '';
if ($id == 0) {
$aliasstr = get_string('alias', 'glossary');
$categorystr = get_string('category', 'glossary');
}
$row = array_merge($row, array_pad($csvaliases[$id], $aliascount, $aliasstr), array_pad($csvcategories[$id], $categorycount, $categorystr));
$returnstr .= '"' . implode('"' . $delimiter . '"', $row) . '"' . "\n";
}
return $returnstr;
}
/**
*
* @param object $glossary
* @param string $ignored invalid parameter
* @param int|string $hook
* @return string
*/
function glossary_generate_export_file($glossary, $ignored = "", $hook = 0) {
global $CFG, $DB;
$co = "<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n";
$co .= glossary_start_tag("GLOSSARY",0,true);
$co .= glossary_start_tag("INFO",1,true);
$co .= glossary_full_tag("NAME",2,false,$glossary->name);
$co .= glossary_full_tag("INTRO",2,false,$glossary->intro);
$co .= glossary_full_tag("INTROFORMAT",2,false,$glossary->introformat);
$co .= glossary_full_tag("ALLOWDUPLICATEDENTRIES",2,false,$glossary->allowduplicatedentries);
$co .= glossary_full_tag("DISPLAYFORMAT",2,false,$glossary->displayformat);
$co .= glossary_full_tag("SHOWSPECIAL",2,false,$glossary->showspecial);
$co .= glossary_full_tag("SHOWALPHABET",2,false,$glossary->showalphabet);
$co .= glossary_full_tag("SHOWALL",2,false,$glossary->showall);
$co .= glossary_full_tag("ALLOWCOMMENTS",2,false,$glossary->allowcomments);
$co .= glossary_full_tag("USEDYNALINK",2,false,$glossary->usedynalink);
$co .= glossary_full_tag("DEFAULTAPPROVAL",2,false,$glossary->defaultapproval);
$co .= glossary_full_tag("GLOBALGLOSSARY",2,false,$glossary->globalglossary);
$co .= glossary_full_tag("ENTBYPAGE",2,false,$glossary->entbypage);
if ( $entries = $DB->get_records("glossary_entries", array("glossaryid"=>$glossary->id))) {
$co .= glossary_start_tag("ENTRIES",2,true);
foreach ($entries as $entry) {
$permissiongranted = 1;
if ( $hook ) {
switch ( $hook ) {
case "ALL":
case "SPECIAL":
break;
default:
$permissiongranted = ($entry->concept[ strlen($hook)-1 ] == $hook);
break;
}
}
if ( $hook ) {
switch ( $hook ) {
case GLOSSARY_SHOW_ALL_CATEGORIES:
break;
case GLOSSARY_SHOW_NOT_CATEGORISED:
$permissiongranted = !$DB->record_exists("glossary_entries_categories", array("entryid"=>$entry->id));
break;
default:
$permissiongranted = $DB->record_exists("glossary_entries_categories", array("entryid"=>$entry->id, "categoryid"=>$hook));
break;
}
}
if ( $entry->approved and $permissiongranted ) {
$co .= glossary_start_tag("ENTRY",3,true);
$co .= glossary_full_tag("CONCEPT",4,false,trim($entry->concept));
$co .= glossary_full_tag("DEFINITION",4,false,$entry->definition);
$co .= glossary_full_tag("FORMAT",4,false,$entry->definitionformat); // note: use old name for BC reasons
$co .= glossary_full_tag("USEDYNALINK",4,false,$entry->usedynalink);
$co .= glossary_full_tag("CASESENSITIVE",4,false,$entry->casesensitive);
$co .= glossary_full_tag("FULLMATCH",4,false,$entry->fullmatch);
$co .= glossary_full_tag("TEACHERENTRY",4,false,$entry->teacherentry);
if ( $aliases = $DB->get_records("glossary_alias", array("entryid"=>$entry->id))) {
$co .= glossary_start_tag("ALIASES",4,true);
foreach ($aliases as $alias) {
$co .= glossary_start_tag("ALIAS",5,true);
$co .= glossary_full_tag("NAME",6,false,trim($alias->alias));
$co .= glossary_end_tag("ALIAS",5,true);
}
$co .= glossary_end_tag("ALIASES",4,true);
}
if ( $catentries = $DB->get_records("glossary_entries_categories", array("entryid"=>$entry->id))) {
$co .= glossary_start_tag("CATEGORIES",4,true);
foreach ($catentries as $catentry) {
$category = $DB->get_record("glossary_categories", array("id"=>$catentry->categoryid));
$co .= glossary_start_tag("CATEGORY",5,true);
$co .= glossary_full_tag("NAME",6,false,$category->name);
$co .= glossary_full_tag("USEDYNALINK",6,false,$category->usedynalink);
$co .= glossary_end_tag("CATEGORY",5,true);
}
$co .= glossary_end_tag("CATEGORIES",4,true);
}
$co .= glossary_end_tag("ENTRY",3,true);
}
}
$co .= glossary_end_tag("ENTRIES",2,true);
}
$co .= glossary_end_tag("INFO",1,true);
$co .= glossary_end_tag("GLOSSARY",0,true);
return $co;
}
/// Functions designed by Eloy Lafuente
/// Functions to create, open and write header of the xml file
/**
* Read import file and convert to current charset
*
* @global object
* @param string $file
* @return string
*/
function glossary_read_imported_file($file_content) {
require_once "../../lib/xmlize.php";
global $CFG;
return xmlize($file_content, 0);
}
/**
* Return the xml start tag
*
* @param string $tag
* @param int $level
* @param bool $endline
* @return string
*/
function glossary_start_tag($tag,$level=0,$endline=false) {
if ($endline) {
$endchar = "\n";
} else {
$endchar = "";
}
return str_repeat(" ",$level*2)."<".strtoupper($tag).">".$endchar;
}
/**
* Return the xml end tag
* @param string $tag
* @param int $level
* @param bool $endline
* @return string
*/
function glossary_end_tag($tag,$level=0,$endline=true) {
if ($endline) {
$endchar = "\n";
} else {
$endchar = "";
}
return str_repeat(" ",$level*2)."</".strtoupper($tag).">".$endchar;
}
/**
* Return the start tag, the contents and the end tag
*
* @global object
* @param string $tag
* @param int $level
* @param bool $endline
* @param string $content
* @return string
*/
function glossary_full_tag($tag,$level=0,$endline=true,$content) {
global $CFG;
$st = glossary_start_tag($tag,$level,$endline);
$co = preg_replace("/\r\n|\r/", "\n", s($content));
$et = glossary_end_tag($tag,0,true);
return $st.$co.$et;
}
/**
* How many unrated entries are in the given glossary for a given user?
*
* @global object
* @param int $glossaryid
* @param int $userid
* @return int
*/
function glossary_count_unrated_entries($glossaryid, $userid) {
global $DB;
if ($entries = $DB->get_record_sql("SELECT count('x') as num
FROM {glossary_entries}
WHERE glossaryid = ? AND userid <> ?", array($glossaryid, $userid))) {
if (!$cm = get_coursemodule_from_instance('glossary', $glossaryid)) {
return 0;
}
$context = get_context_instance(CONTEXT_MODULE, $cm->id);
if ($rated = $DB->get_record_sql("SELECT count(*) as num
FROM {glossary_entries} e, {ratings} r
WHERE e.glossaryid = :glossaryid AND e.id = r.itemid
AND r.userid = :userid and r.contextid = :contextid",
array('glossaryid'=>$glossaryid, 'userid'=>$userid, 'contextid'=>$context->id))) {
$difference = $entries->num - $rated->num;
if ($difference > 0) {
return $difference;
} else {
return 0; // Just in case there was a counting error
}
} else {
return $entries->num;
}
} else {
return 0;
}
}
/**
*
* Returns the html code to represent any pagging bar. Paramenters are:
*
* The function dinamically show the first and last pages, and "scroll" over pages.
* Fully compatible with Moodle's print_paging_bar() function. Perhaps some day this
* could replace the general one. ;-)
*
* @param int $totalcount total number of records to be displayed
* @param int $page page currently selected (0 based)
* @param int $perpage number of records per page
* @param string $baseurl url to link in each page, the string 'page=XX' will be added automatically.
*
* @param int $maxpageallowed Optional maximum number of page allowed.
* @param int $maxdisplay Optional maximum number of page links to show in the bar
* @param string $separator Optional string to be used between pages in the bar
* @param string $specialtext Optional string to be showed as an special link
* @param string $specialvalue Optional value (page) to be used in the special link
* @param bool $previousandnext Optional to decide if we want the previous and next links
* @return string
*/
function glossary_get_paging_bar($totalcount, $page, $perpage, $baseurl, $maxpageallowed=99999, $maxdisplay=20, $separator="&nbsp;", $specialtext="", $specialvalue=-1, $previousandnext = true) {
$code = '';
$showspecial = false;
$specialselected = false;
//Check if we have to show the special link
if (!empty($specialtext)) {
$showspecial = true;
}
//Check if we are with the special link selected
if ($showspecial && $page == $specialvalue) {
$specialselected = true;
}
//If there are results (more than 1 page)
if ($totalcount > $perpage) {
$code .= "<div style=\"text-align:center\">";
$code .= "<p>".get_string("page").":";
$maxpage = (int)(($totalcount-1)/$perpage);
//Lower and upper limit of page
if ($page < 0) {
$page = 0;
}
if ($page > $maxpageallowed) {
$page = $maxpageallowed;
}
if ($page > $maxpage) {
$page = $maxpage;
}
//Calculate the window of pages
$pagefrom = $page - ((int)($maxdisplay / 2));
if ($pagefrom < 0) {
$pagefrom = 0;
}
$pageto = $pagefrom + $maxdisplay - 1;
if ($pageto > $maxpageallowed) {
$pageto = $maxpageallowed;
}
if ($pageto > $maxpage) {
$pageto = $maxpage;
}
//Some movements can be necessary if don't see enought pages
if ($pageto - $pagefrom < $maxdisplay - 1) {
if ($pageto - $maxdisplay + 1 > 0) {
$pagefrom = $pageto - $maxdisplay + 1;
}
}
//Calculate first and last if necessary
$firstpagecode = '';
$lastpagecode = '';
if ($pagefrom > 0) {
$firstpagecode = "$separator<a href=\"{$baseurl}page=0\">1</a>";
if ($pagefrom > 1) {
$firstpagecode .= "$separator...";
}
}
if ($pageto < $maxpage) {
if ($pageto < $maxpage -1) {
$lastpagecode = "$separator...";
}
$lastpagecode .= "$separator<a href=\"{$baseurl}page=$maxpage\">".($maxpage+1)."</a>";
}
//Previous
if ($page > 0 && $previousandnext) {
$pagenum = $page - 1;
$code .= "&nbsp;(<a href=\"{$baseurl}page=$pagenum\">".get_string("previous")."</a>)&nbsp;";
}
//Add first
$code .= $firstpagecode;
$pagenum = $pagefrom;
//List of maxdisplay pages
while ($pagenum <= $pageto) {
$pagetoshow = $pagenum +1;
if ($pagenum == $page && !$specialselected) {
$code .= "$separator<b>$pagetoshow</b>";
} else {
$code .= "$separator<a href=\"{$baseurl}page=$pagenum\">$pagetoshow</a>";
}
$pagenum++;
}
//Add last
$code .= $lastpagecode;
//Next
if ($page < $maxpage && $page < $maxpageallowed && $previousandnext) {
$pagenum = $page + 1;
$code .= "$separator(<a href=\"{$baseurl}page=$pagenum\">".get_string("next")."</a>)";
}
//Add special
if ($showspecial) {
$code .= '<br />';
if ($specialselected) {
$code .= "<b>$specialtext</b>";
} else {
$code .= "$separator<a href=\"{$baseurl}page=$specialvalue\">$specialtext</a>";
}
}
//End html
$code .= "</p>";
$code .= "</div>";
}
return $code;
}
/**
* @return array
*/
function glossary_get_view_actions() {
return array('view','view all','view entry');
}
/**
* @return array
*/
function glossary_get_post_actions() {
return array('add category','add entry','approve entry','delete category','delete entry','edit category','update entry');
}
/**
* Implementation of the function for printing the form elements that control
* whether the course reset functionality affects the glossary.
* @param object $mform form passed by reference
*/
function glossary_reset_course_form_definition(&$mform) {
$mform->addElement('header', 'glossaryheader', get_string('modulenameplural', 'glossary'));
$mform->addElement('checkbox', 'reset_glossary_all', get_string('resetglossariesall','glossary'));
$mform->addElement('select', 'reset_glossary_types', get_string('resetglossaries', 'glossary'),
array('main'=>get_string('mainglossary', 'glossary'), 'secondary'=>get_string('secondaryglossary', 'glossary')), array('multiple' => 'multiple'));
$mform->setAdvanced('reset_glossary_types');
$mform->disabledIf('reset_glossary_types', 'reset_glossary_all', 'checked');
$mform->addElement('checkbox', 'reset_glossary_notenrolled', get_string('deletenotenrolled', 'glossary'));
$mform->disabledIf('reset_glossary_notenrolled', 'reset_glossary_all', 'checked');
$mform->addElement('checkbox', 'reset_glossary_ratings', get_string('deleteallratings'));
$mform->disabledIf('reset_glossary_ratings', 'reset_glossary_all', 'checked');
$mform->addElement('checkbox', 'reset_glossary_comments', get_string('deleteallcomments'));
$mform->disabledIf('reset_glossary_comments', 'reset_glossary_all', 'checked');
}
/**
* Course reset form defaults.
* @return array
*/
function glossary_reset_course_form_defaults($course) {
return array('reset_glossary_all'=>0, 'reset_glossary_ratings'=>1, 'reset_glossary_comments'=>1, 'reset_glossary_notenrolled'=>0);
}
/**
* Removes all grades from gradebook
*
* @global object
* @param int $courseid
* @param string optional type
*/
function glossary_reset_gradebook($courseid, $type='') {
global $DB;
switch ($type) {
case 'main' : $type = "AND g.mainglossary=1"; break;
case 'secondary' : $type = "AND g.mainglossary=0"; break;
default : $type = ""; //all
}
$sql = "SELECT g.*, cm.idnumber as cmidnumber, g.course as courseid
FROM {glossary} g, {course_modules} cm, {modules} m
WHERE m.name='glossary' AND m.id=cm.module AND cm.instance=g.id AND g.course=? $type";
if ($glossarys = $DB->get_records_sql($sql, array($courseid))) {
foreach ($glossarys as $glossary) {
glossary_grade_item_update($glossary, 'reset');
}
}
}
/**
* Actual implementation of the reset course functionality, delete all the
* glossary responses for course $data->courseid.
*
* @global object
* @param $data the data submitted from the reset course.
* @return array status array
*/
function glossary_reset_userdata($data) {
global $CFG, $DB;
require_once($CFG->dirroot.'/rating/lib.php');
$componentstr = get_string('modulenameplural', 'glossary');
$status = array();
$allentriessql = "SELECT e.id
FROM {glossary_entries} e
JOIN {glossary} g ON e.glossaryid = g.id
WHERE g.course = ?";
$allglossariessql = "SELECT g.id
FROM {glossary} g
WHERE g.course = ?";
$params = array($data->courseid);
$fs = get_file_storage();
$rm = new rating_manager();
$ratingdeloptions = new stdclass();
// delete entries if requested
if (!empty($data->reset_glossary_all)
or (!empty($data->reset_glossary_types) and in_array('main', $data->reset_glossary_types) and in_array('secondary', $data->reset_glossary_types))) {
$params[] = 'glossary_entry';
$DB->delete_records_select('comments', "itemid IN ($allentriessql) AND commentarea=?", $params);
$DB->delete_records_select('glossary_alias', "entryid IN ($allentriessql)", $params);
$DB->delete_records_select('glossary_entries', "glossaryid IN ($allglossariessql)", $params);
// now get rid of all attachments
if ($glossaries = $DB->get_records_sql($allglossariessql, $params)) {
foreach ($glossaries as $glossaryid=>$unused) {
if (!$cm = get_coursemodule_from_instance('glossary', $glossaryid)) {
continue;
}
$context = get_context_instance(CONTEXT_MODULE, $cm->id);
$fs->delete_area_files($context->id, 'mod_glossary', 'attachment');
//delete ratings
$ratingdeloptions->contextid = $context->id;
$rm->delete_ratings($ratingdeloptions);
}
}
// remove all grades from gradebook
if (empty($data->reset_gradebook_grades)) {
glossary_reset_gradebook($data->courseid);
}
$status[] = array('component'=>$componentstr, 'item'=>get_string('resetglossariesall', 'glossary'), 'error'=>false);
} else if (!empty($data->reset_glossary_types)) {
$mainentriessql = "$allentries AND g.mainglossary=1";
$secondaryentriessql = "$allentries AND g.mainglossary=0";
$mainglossariessql = "$allglossariessql AND g.mainglossary=1";
$secondaryglossariessql = "$allglossariessql AND g.mainglossary=0";
if (in_array('main', $data->reset_glossary_types)) {
$params[] = 'glossary_entry';
$DB->delete_records_select('comments', "itemid IN ($mainentriessql) AND commentarea=?", $params);
$DB->delete_records_select('glossary_entries', "glossaryid IN ($mainglossariessql)", $params);
if ($glossaries = $DB->get_records_sql($mainglossariessql, $params)) {
foreach ($glossaries as $glossaryid=>$unused) {
if (!$cm = get_coursemodule_from_instance('glossary', $glossaryid)) {
continue;
}
$context = get_context_instance(CONTEXT_MODULE, $cm->id);
$fs->delete_area_files($context->id, 'mod_glossary', 'attachment');
//delete ratings
$ratingdeloptions->contextid = $context->id;
$rm->delete_ratings($ratingdeloptions);
}
}
// remove all grades from gradebook
if (empty($data->reset_gradebook_grades)) {
glossary_reset_gradebook($data->courseid, 'main');
}
$status[] = array('component'=>$componentstr, 'item'=>get_string('resetglossaries', 'glossary'), 'error'=>false);
} else if (in_array('secondary', $data->reset_glossary_types)) {
$params[] = 'glossary_entry';
$DB->delete_records_select('comments', "itemid IN ($secondaryentriessql) AND commentarea=?", $params);
$DB->delete_records_select('glossary_entries', "glossaryid IN ($secondaryglossariessql)", $params);
// remove exported source flag from entries in main glossary
$DB->execute("UPDATE {glossary_entries
SET sourceglossaryid=0
WHERE glossaryid IN ($mainglossariessql)", $params);
if ($glossaries = $DB->get_records_sql($secondaryglossariessql, $params)) {
foreach ($glossaries as $glossaryid=>$unused) {
if (!$cm = get_coursemodule_from_instance('glossary', $glossaryid)) {
continue;
}
$context = get_context_instance(CONTEXT_MODULE, $cm->id);
$fs->delete_area_files($context->id, 'mod_glossary', 'attachment');
//delete ratings
$ratingdeloptions->contextid = $context->id;
$rm->delete_ratings($ratingdeloptions);
}
}
// remove all grades from gradebook
if (empty($data->reset_gradebook_grades)) {
glossary_reset_gradebook($data->courseid, 'secondary');
}
$status[] = array('component'=>$componentstr, 'item'=>get_string('resetglossaries', 'glossary').': '.get_string('secondaryglossary', 'glossary'), 'error'=>false);
}
}
// remove entries by users not enrolled into course
if (!empty($data->reset_glossary_notenrolled)) {
$entriessql = "SELECT e.id, e.userid, e.glossaryid, u.id AS userexists, u.deleted AS userdeleted
FROM {glossary_entries} e
JOIN {glossary} g ON e.glossaryid = g.id
LEFT JOIN {user} u ON e.userid = u.id
WHERE g.course = ? AND e.userid > 0";
$course_context = get_context_instance(CONTEXT_COURSE, $data->courseid);
$notenrolled = array();
if ($rs = $DB->get_recordset_sql($entriessql, $params)) {
foreach ($rs as $entry) {
if (array_key_exists($entry->userid, $notenrolled) or !$entry->userexists or $entry->userdeleted
or !is_enrolled($course_context , $entry->userid)) {
$DB->delete_records('comments', array('commentarea'=>'glossary_entry', 'itemid'=>$entry->id));
$DB->delete_records('glossary_entries', array('id'=>$entry->id));
if ($cm = get_coursemodule_from_instance('glossary', $entry->glossaryid)) {
$context = get_context_instance(CONTEXT_MODULE, $cm->id);
$fs->delete_area_files($context->id, 'mod_glossary', 'attachment', $entry->id);
//delete ratings
$ratingdeloptions->contextid = $context->id;
$rm->delete_ratings($ratingdeloptions);
}
}
}
$rs->close();
$status[] = array('component'=>$componentstr, 'item'=>get_string('deletenotenrolled', 'glossary'), 'error'=>false);
}
}
// remove all ratings
if (!empty($data->reset_glossary_ratings)) {
//remove ratings
if ($glossaries = $DB->get_records_sql($allglossariessql, $params)) {
foreach ($glossaries as $glossaryid=>$unused) {
if (!$cm = get_coursemodule_from_instance('glossary', $glossaryid)) {
continue;
}
$context = get_context_instance(CONTEXT_MODULE, $cm->id);
//delete ratings
$ratingdeloptions->contextid = $context->id;
$rm->delete_ratings($ratingdeloptions);
}
}
// remove all grades from gradebook
if (empty($data->reset_gradebook_grades)) {
glossary_reset_gradebook($data->courseid);
}
$status[] = array('component'=>$componentstr, 'item'=>get_string('deleteallratings'), 'error'=>false);
}
// remove comments
if (!empty($data->reset_glossary_comments)) {
$params[] = 'glossary_entry';
$DB->delete_records_select('comments', "itemid IN ($allentriessql) AND commentarea= ? ", $params);
$status[] = array('component'=>$componentstr, 'item'=>get_string('deleteallcomments'), 'error'=>false);
}
/// updating dates - shift may be negative too
if ($data->timeshift) {
shift_course_mod_dates('glossary', array('assesstimestart', 'assesstimefinish'), $data->timeshift, $data->courseid);
$status[] = array('component'=>$componentstr, 'item'=>get_string('datechanged'), 'error'=>false);
}
return $status;
}
/**
* Returns all other caps used in module
* @return array
*/
function glossary_get_extra_capabilities() {
return array('moodle/site:accessallgroups', 'moodle/site:viewfullnames', 'moodle/site:trustcontent', 'moodle/rating:view', 'moodle/rating:viewany', 'moodle/rating:viewall', 'moodle/rating:rate', 'moodle/comment:view', 'moodle/comment:post', 'moodle/comment:delete');
}
/**
* @param string $feature FEATURE_xx constant for requested feature
* @return mixed True if module supports feature, null if doesn't know
*/
function glossary_supports($feature) {
switch($feature) {
case FEATURE_GROUPS: return false;
case FEATURE_GROUPINGS: return false;
case FEATURE_GROUPMEMBERSONLY: return true;
case FEATURE_MOD_INTRO: return true;
case FEATURE_COMPLETION_TRACKS_VIEWS: return true;
case FEATURE_COMPLETION_HAS_RULES: return true;
case FEATURE_GRADE_HAS_GRADE: return true;
case FEATURE_GRADE_OUTCOMES: return true;
case FEATURE_RATE: return true;
case FEATURE_BACKUP_MOODLE2: return true;
default: return null;
}
}
/**
* Obtains the automatic completion state for this glossary based on any conditions
* in glossary settings.
*
* @global object
* @global object
* @param object $course Course
* @param object $cm Course-module
* @param int $userid User ID
* @param bool $type Type of comparison (or/and; can be used as return value if no conditions)
* @return bool True if completed, false if not. (If no conditions, then return
* value depends on comparison type)
*/
function glossary_get_completion_state($course,$cm,$userid,$type) {
global $CFG, $DB;
// Get glossary details
if (!($glossary=$DB->get_record('glossary',array('id'=>$cm->instance)))) {
throw new Exception("Can't find glossary {$cm->instance}");
}
$result=$type; // Default return value
if ($glossary->completionentries) {
$value = $glossary->completionentries <=
$DB->count_records('glossary_entries',array('glossaryid'=>$glossary->id, 'userid'=>$userid, 'approved'=>1));
if ($type == COMPLETION_AND) {
$result = $result && $value;
} else {
$result = $result || $value;
}
}
return $result;
}
function glossary_extend_navigation($navigation, $course, $module, $cm) {
global $CFG;
$navigation->add(get_string('standardview', 'glossary'), new moodle_url('/mod/glossary/view.php', array('id'=>$cm->id, 'mode'=>'letter')));
$navigation->add(get_string('categoryview', 'glossary'), new moodle_url('/mod/glossary/view.php', array('id'=>$cm->id, 'mode'=>'cat')));
$navigation->add(get_string('dateview', 'glossary'), new moodle_url('/mod/glossary/view.php', array('id'=>$cm->id, 'mode'=>'date')));
$navigation->add(get_string('authorview', 'glossary'), new moodle_url('/mod/glossary/view.php', array('id'=>$cm->id, 'mode'=>'author')));
}
/**
* Adds module specific settings to the settings block
*
* @param settings_navigation $settings The settings navigation object
* @param navigation_node $glossarynode The node to add module settings to
*/
function glossary_extend_settings_navigation(settings_navigation $settings, navigation_node $glossarynode) {
global $PAGE, $DB, $CFG, $USER;
$mode = optional_param('mode', '', PARAM_ALPHA);
$hook = optional_param('hook', 'ALL', PARAM_CLEAN);
if (has_capability('mod/glossary:import', $PAGE->cm->context)) {
$glossarynode->add(get_string('importentries', 'glossary'), new moodle_url('/mod/glossary/import.php', array('id'=>$PAGE->cm->id)));
}
if (has_capability('mod/glossary:export', $PAGE->cm->context)) {
$glossarynode->add(get_string('exportentries', 'glossary'), new moodle_url('/mod/glossary/export.php', array('id'=>$PAGE->cm->id, 'mode'=>$mode, 'hook'=>$hook)));
}
if (has_capability('mod/glossary:approve', $PAGE->cm->context) && ($hiddenentries = $DB->count_records('glossary_entries', array('glossaryid'=>$PAGE->cm->instance, 'approved'=>0)))) {
$glossarynode->add(get_string('waitingapproval', 'glossary'), new moodle_url('/mod/glossary/view.php', array('id'=>$PAGE->cm->id, 'mode'=>'approval')));
}
if (has_capability('mod/glossary:write', $PAGE->cm->context)) {
$glossarynode->add(get_string('addentry', 'glossary'), new moodle_url('/mod/glossary/edit.php', array('cmid'=>$PAGE->cm->id)));
}
$glossary = $DB->get_record('glossary', array("id" => $PAGE->cm->instance));
if (!empty($CFG->enablerssfeeds) && !empty($CFG->glossary_enablerssfeeds) && $glossary->rsstype && $glossary->rssarticles) {
require_once("$CFG->libdir/rsslib.php");
$string = get_string('rsstype','forum');
$url = new moodle_url(rss_get_url($PAGE->cm->context->id, $USER->id, 'mod_glossary', $glossary->id));
$glossarynode->add($string, $url, settings_navigation::TYPE_SETTING, null, null, new pix_icon('i/rss', ''));
}
}
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