moodle/mod/glossary/db/migrate2utf8.php

<?
function migrate2utf8_glossary_categories_name($recordid){
    global $CFG;

/// Some trivial checks
    if (empty($recordid)) {
        log_the_problem_somewhere();
        return false;
    }
    $SQL = "SELECT g.course
           FROM {$CFG->prefix}glossary g,
                {$CFG->prefix}glossary_categories gc
           WHERE g.id = gc.glossaryid
                 AND gc.id = $recordid";

    if (!$glossary = get_record_sql($SQL)) {
        log_the_problem_somewhere();
        return false;
    }
    
    if (!$glossarycategory = get_record_sql('glossary_categories','id',$recordid)) {
        log_the_problem_somewhere();
        return false;
    }

    $sitelang   = $CFG->lang;
    $courselang = get_course_lang($glossary->course);  //Non existing!
    $userlang   = get_main_teacher_lang($glossary->course); //N.E.!!

    $fromenc = get_original_encoding($sitelang, $courselang, $userlang);

/// We are going to use textlib facilities
    $textlib = textlib_get_instance();
/// Convert the text
    $result = $textlib->convert($glossarycategory->name, $fromenc);

    $newglossarycategory = new object;
    $newglossarycategory->id = $recordid;
    $newglossarycategory->name = $result;
    update_record('forum',$newglossarycategory);
/// And finally, just return the converted field
    return $result;
}

function migrate2utf8_glossary_name($recordid){
    global $CFG;

/// Some trivial checks
    if (empty($recordid)) {
        log_the_problem_somewhere();
        return false;
    }

    if (!$glossary = get_record('glossary','id',$recordid)) {
        log_the_problem_somewhere();
        return false;
    }

    $sitelang   = $CFG->lang;
    $courselang = get_course_lang($glossary->course);  //Non existing!
    $userlang   = get_main_teacher_lang($glossary->course); //N.E.!!

    $fromenc = get_original_encoding($sitelang, $courselang, $userlang);

/// We are going to use textlib facilities
    $textlib = textlib_get_instance();
/// Convert the text
    $result = $textlib->convert($glossary->name, $fromenc);

    $newglossary = new object;
    $newglossary->id = $recordid;
    $newglossary->name = $result;
    update_record('glossary',$newglossary);
/// And finally, just return the converted field
    return $result;
}

function migrate2utf8_glossary_intro($recordid){
    global $CFG;

/// Some trivial checks
    if (empty($recordid)) {
        log_the_problem_somewhere();
        return false;
    }

    if (!$glossary = get_record('glossary','id',$recordid)) {
        log_the_problem_somewhere();
        return false;
    }

    $sitelang   = $CFG->lang;
    $courselang = get_course_lang($glossary->course);  //Non existing!
    $userlang   = get_main_teacher_lang($glossary->course); //N.E.!!

    $fromenc = get_original_encoding($sitelang, $courselang, $userlang);

/// We are going to use textlib facilities
    $textlib = textlib_get_instance();
/// Convert the text
    $result = $textlib->convert($glossary->intro, $fromenc);

    $newglossary = new object;
    $newglossary->id = $recordid;
    $newglossary->intro = $result;
    update_record('glossary',$newglossary);
/// And finally, just return the converted field
    return $result;
}
?>