PHP textlib_get_instance函数代码示例

 function validation($data, $files)
 {
     global $COURSE, $CFG;
     $errors = parent::validation($data, $files);
     $textlib = textlib_get_instance();
     $name = trim(stripslashes($data['name']));
     if ($data['id'] and $group = get_record('groups', 'id', $data['id'])) {
         if ($textlib->strtolower($group->name) != $textlib->strtolower($name)) {
             if (groups_get_group_by_name($COURSE->id, $name)) {
                 $errors['name'] = get_string('groupnameexists', 'group', $name);
             }
         }
         if (!empty($CFG->enrol_manual_usepasswordpolicy) and $data['enrolmentkey'] != '' and $group->enrolmentkey !== $data['enrolmentkey']) {
             // enforce password policy only if changing password
             $errmsg = '';
             if (!check_password_policy($data['enrolmentkey'], $errmsg)) {
                 $errors['enrolmentkey'] = $errmsg;
             }
         }
     } else {
         if (groups_get_group_by_name($COURSE->id, $name)) {
             $errors['name'] = get_string('groupnameexists', 'group', $name);
         }
     }
     return $errors;
 }

 function definition()
 {
     global $CFG, $USER;
     $mform =& $this->_form;
     $mform->addElement('header', 'settingsheader', get_string('upload'));
     $mform->addElement('filepicker', 'userfile', get_string('file'));
     $mform->addRule('userfile', null, 'required');
     $choices = csv_import_reader::get_delimiter_list();
     $mform->addElement('select', 'delimiter_name', get_string('csvdelimiter', 'admin'), $choices);
     if (array_key_exists('cfg', $choices)) {
         $mform->setDefault('delimiter_name', 'cfg');
     } else {
         if (get_string('listsep', 'langconfig') == ';') {
             $mform->setDefault('delimiter_name', 'semicolon');
         } else {
             $mform->setDefault('delimiter_name', 'comma');
         }
     }
     $textlib = textlib_get_instance();
     $choices = $textlib->get_encodings();
     $mform->addElement('select', 'encoding', get_string('encoding', 'admin'), $choices);
     $mform->setDefault('encoding', 'UTF-8');
     $choices = array('10' => 10, '20' => 20, '100' => 100, '1000' => 1000, '100000' => 100000);
     $mform->addElement('select', 'previewrows', get_string('rowpreviewnum', 'admin'), $choices);
     $mform->setType('previewrows', PARAM_INT);
     $choices = array(UU_ADDNEW => get_string('uuoptype_addnew', 'admin'), UU_ADDINC => get_string('uuoptype_addinc', 'admin'), UU_ADD_UPDATE => get_string('uuoptype_addupdate', 'admin'), UU_UPDATE => get_string('uuoptype_update', 'admin'));
     $mform->addElement('select', 'uutype', get_string('uuoptype', 'admin'), $choices);
     $this->add_action_buttons(false, get_string('uploadusers', 'admin'));
 }

 private static function sort_ignore_case($a, $b)
 {
     $tl = textlib_get_instance();
     $alower = $tl->strtolower($a);
     $blower = $tl->strtolower($b);
     return $alower > $blower ? 1 : $alower < $blower ? -1 : 0;
 }

function my_link_sort($a, $b)
{
    $tl = textlib_get_instance();
    $a = $tl->strtolower(substr($a->link, strpos($a->link, '>') + 1));
    $b = $tl->strtolower(substr($b->link, strpos($b->link, '>') + 1));
    return strcmp($a, $b);
}

 function test_format_text_email()
 {
     $this->assertEqual('This is a test', format_text_email('<p>This is a <strong>test</strong></p>', FORMAT_HTML));
     $this->assertEqual('This is a test', format_text_email('<p class="frogs">This is a <strong class=\'fishes\'>test</strong></p>', FORMAT_HTML));
     $this->assertEqual('& so is this', format_text_email('<p>&amp; so is this</p>', FORMAT_HTML));
     $tl = textlib_get_instance();
     $this->assertEqual('Two bullets: ' . $tl->code2utf8(8226) . ' ' . $tl->code2utf8(8226), format_text_email('<p>Two bullets: &#x2022; &#8226;</p>', FORMAT_HTML));
     $this->assertEqual($tl->code2utf8(0x7fd2) . $tl->code2utf8(0x7fd2), format_text_email('<p>&#x7fd2;&#x7FD2;</p>', FORMAT_HTML));
 }

function csv_quote($value) {
    global $excel;
    if($excel) {
        $tl=textlib_get_instance();
        return $tl->convert('"'.str_replace('"',"'",$value).'"','UTF-8','UTF-16LE');
    } else {
        return '"'.str_replace('"',"'",$value).'"';
    }
}

 public function format_title($title, $max = 64)
 {
     $textlib = textlib_get_instance();
     if ($textlib->strlen($title) <= $max) {
         return s($title);
     } else {
         return s($textlib->substr($title, 0, $max - 3) . '...');
     }
 }

 /**
  * Gets quoted csv variable string.
  *
  * @param string $varstr csv variable string
  * @return quoted csv variable string 
  */
 public function quote($varstr)
 {
     if ($this->_excelcsv) {
         $tl = textlib_get_instance();
         return $tl->convert('"' . str_replace('"', "'", $varstr) . '"', 'UTF-8', 'UTF-16LE');
     } else {
         return '"' . str_replace('"', "'", $varstr) . '"';
     }
 }

function game_cross_continue($id, $game, $attempt, $cross, $g = '', $endofgame = '')
{
    if ($endofgame) {
        if ($g == '') {
            game_updateattempts($game, $attempt, -1, true);
            $endofgame = false;
        }
    }
    if ($attempt != false and $cross != false) {
        return game_cross_play($id, $game, $attempt, $cross, $g, false, false, $endofgame, false, false, false, false);
    }
    if ($attempt == false) {
        $attempt = game_addattempt($game);
    }
    $textlib = textlib_get_instance();
    $cross = new CrossDB();
    $questions = array();
    $infos = array();
    $answers = array();
    $recs = game_questions_shortanswer($game);
    if ($recs == false) {
        error('game_cross_continue: ' . get_string('cross_nowords', 'game'));
    }
    $infos = array();
    foreach ($recs as $rec) {
        if ($game->param7 == false) {
            if ($textlib->strpos($rec->answertext, ' ')) {
                continue;
                //spaces not allowed
            }
        }
        $rec->answertext = game_upper($rec->answertext);
        $answers[$rec->answertext] = game_repairquestion($rec->questiontext);
        $infos[$rec->answertext] = array($game->sourcemodule, $rec->questionid, $rec->glossaryentryid, $rec->attachment);
    }
    $cross->setwords($answers, $game->param1);
    if ($cross->computedata($crossm, $crossd, $game->param2)) {
        $new_crossd = array();
        foreach ($crossd as $rec) {
            $info = $infos[$rec->answertext];
            if ($info != false) {
                $rec->sourcemodule = $info[0];
                $rec->questionid = $info[1];
                $rec->glossaryentryid = $info[2];
                $rec->attachment = $info[3];
            }
            $new_crossd[] = $rec;
        }
        $cross->save($game, $crossm, $new_crossd, $attempt->id);
        game_updateattempts($game, $attempt, 0, 0);
        return game_cross_play($id, $game, $attempt, $crossm, '', false, false, false, false, false, false, false);
    }
    if (count($crossd) == 0) {
        error('game_cross_continue: ' . get_string('cross_nowords', 'game'));
    }
}

/**
 * @uses LABEL_MAX_NAME_LENGTH
 * @param object $label
 * @return string
 */
function get_label_name($label)
{
    $textlib = textlib_get_instance();
    $name = strip_tags(format_string($label->intro, true));
    if ($textlib->strlen($name) > LABEL_MAX_NAME_LENGTH) {
        $name = $textlib->substr($name, 0, LABEL_MAX_NAME_LENGTH) . "...";
    }
    if (empty($name)) {
        // arbitrary name
        $name = get_string('modulename', 'label');
    }
    return $name;
}

 /**
  * Use internal moodles own textlib to encode mimeheaders.
  * Fall back to phpmailers inbuilt functions if not 
  */
 public function EncodeHeader($str, $position = 'text')
 {
     $textlib = textlib_get_instance();
     $encoded = $textlib->encode_mimeheader($str, $this->CharSet);
     if ($encoded !== false) {
         $encoded = str_replace("\n", $this->LE, $encoded);
         if ($position == 'phrase') {
             return "\"{$encoded}\"";
         }
         return $encoded;
     }
     return parent::EncodeHeader($str, $position);
 }

function get_ezproxy_name($ezproxy)
{
    $textlib = textlib_get_instance();
    //$name = addslashes(strip_tags(format_string(stripslashes($ezproxy->name),true)));
    $name = addslashes(strip_tags(format_string(stripslashes($ezproxy->name), true)));
    if ($textlib->strlen($name) > EZPROXY_MAX_NAME_LENGTH) {
        $name = $textlib->substr($name, 0, EZPROXY_MAX_NAME_LENGTH) . "...";
    }
    if (empty($name)) {
        // arbitrary name
        $name = get_string('modulename', 'ezproxy');
    }
    return $name;
}

function accordion_update_instance($accordion)
{
    /// Given an object containing all the necessary data,
    /// (defined by the form in mod.html) this function
    /// will update an existing instance with new data.
    $textlib = textlib_get_instance();
    $accordion->name = addslashes(strip_tags(format_string(stripslashes($accordion->content), true)));
    $accordion->title = addslashes(strip_tags(format_string(stripslashes($accordion->title), true)));
    if ($textlib->strlen($accordion->name) > ACCORDION_MAX_NAME_LENGTH) {
        $accordion->name = $textlib->substr($accordion->name, 0, ACCORDION_MAX_NAME_LENGTH) . "...";
    }
    $accordion->timemodified = time();
    $accordion->id = $accordion->instance;
    return update_record("accordion", $accordion);
}

function game_cross_new($game, $attemptid, &$crossm)
{
    global $DB, $USER;
    $textlib = textlib_get_instance();
    $cross = new CrossDB();
    $questions = array();
    $infos = array();
    $answers = array();
    $recs = game_questions_shortanswer($game);
    if ($recs == false) {
        print_error('game_cross_continue: ' . get_string('no_words', 'game'));
    }
    $infos = array();
    $reps = array();
    foreach ($recs as $rec) {
        if ($game->param7 == false) {
            if ($textlib->strpos($rec->answertext, ' ')) {
                continue;
                //spaces not allowed
            }
        }
        $rec->answertext = game_upper($rec->answertext);
        $answers[$rec->answertext] = $rec->questiontext;
        $infos[$rec->answertext] = array($game->sourcemodule, $rec->questionid, $rec->glossaryentryid, $rec->attachment);
        $a = array('gameid' => $game->id, 'userid' => $USER->id, 'questionid' => $rec->questionid, 'glossaryentryid' => $rec->glossaryentryid);
        if (($rec2 = $DB->get_record('game_repetitions', $a, 'id,repetitions r')) != false) {
            $reps[$rec->answertext] = $rec2->r;
        }
    }
    $cross->setwords($answers, $game->param1, $reps);
    if ($cross->computedata($crossm, $crossd, $game->param2)) {
        $new_crossd = array();
        foreach ($crossd as $rec) {
            $info = $infos[$rec->answertext];
            if ($info != false) {
                $rec->sourcemodule = $info[0];
                $rec->questionid = $info[1];
                $rec->glossaryentryid = $info[2];
                $rec->attachment = $info[3];
            }
            $new_crossd[] = $rec;
        }
        $cross->save($game, $crossm, $new_crossd, $attemptid);
    }
    if (count($crossd) == 0) {
        print_error('game_cross_continue: ' . get_string('no_words', 'game'));
    }
}

 function output()
 {
     global $CFG;
     $stradd = get_string('add');
     $manualform = '<input type="text" name="tag" /><input type="submit" value="' . $stradd . '" />';
     $manualform = $this->enclose_in_form($manualform);
     $iptcform = '';
     $deleteform = '';
     $tags = array();
     if ($tagrecords = get_records_select('lightboxgallery_image_meta', $this->sql_select(), 'description', 'id,description')) {
         $errorlevel = error_reporting(E_PARSE);
         $textlib = textlib_get_instance();
         foreach ($tagrecords as $tagrecord) {
             $tags[$tagrecord->id] = $tagrecord->description;
             //$textlib->typo3cs->utf8_decode($tagrecord->description, 'iso-8859-1');
         }
         error_reporting($errorlevel);
     }
     $path = $CFG->dataroot . '/' . $this->gallery->course . '/' . $this->gallery->folder . '/' . $this->image;
     $size = getimagesize($path, $info);
     if (isset($info['APP13'])) {
         $iptc = iptcparse($info['APP13']);
         if (isset($iptc['2#025'])) {
             $iptcform = '<input type="hidden" name="iptc" value="1" />';
             sort($iptc['2#025']);
             foreach ($iptc['2#025'] as $tag) {
                 $tag = strtolower($tag);
                 $exists = $tags && in_array($tag, array_values($tags));
                 //eric 將 htmlentities($tag); 改為htmlentities($tag,ENT_QUOTES,'UTF-8')
                 $tag = htmlentities($tag, ENT_QUOTES, 'UTF-8');
                 $iptcform .= '<label ' . ($exists ? 'class="tag-exists"' : '') . '><input type="checkbox" name="iptctags[]" value="' . $tag . '" />' . $tag . '</label><br />';
             }
             $iptcform .= '<input type="submit" value="' . $stradd . '" />';
             $iptcform = '<span class="tag-head"> ' . get_string('tagsiptc', 'lightboxgallery') . '</span>' . $this->enclose_in_form($iptcform);
         }
     }
     $iptcform .= print_single_button($CFG->wwwroot . '/mod/lightboxgallery/edit/tag/import.php', array('id' => $this->gallery->id), get_string('tagsimport', 'lightboxgallery'), 'post', '_self', true);
     if ($tags) {
         $deleteform = '<input type="hidden" name="delete" value="1" />';
         foreach ($tags as $tagid => $tagname) {
             //eric 將 htmlentities($tagname)  改為 htmlentities($tagname, ENT_QUOTES,'UTF-8')
             $deleteform .= '<label><input type="checkbox" name="deletetags[]" value="' . $tagid . '" />' . htmlentities($tagname, ENT_QUOTES, 'UTF-8') . '</label><br />';
         }
         $deleteform .= '<input type="submit" value="' . get_string('remove') . '" />';
         $deleteform = '<span class="tag-head"> ' . get_string('tagscurrent', 'lightboxgallery') . '</span>' . $this->enclose_in_form($deleteform);
     }
     return $manualform . $iptcform . $deleteform;
 }