/**
* Limit the number of characters in a string.
*
* @param string $value
* @param int $limit
* @param string $end
*
* @return string
*/
public static function limit(string $value, int $limit = 100, string $end = '...') : string
{
if (mb_strwidth($value, 'UTF-8') <= $limit) {
return $value;
}
return rtrim(mb_strimwidth($value, 0, $limit, '', 'UTF-8')) . $end;
}
function spa_display_member_roll($members, $text1, $text2)
{
$out = '';
$cap = '';
$first = true;
$out .= '<fieldset class="sfsubfieldset">';
$out .= '<legend>' . $text1 . '</legend>';
if ($members) {
$out .= '<p><b>' . count($members) . ' ' . spa_text('member(s) in this user group') . '</b></p>';
for ($x = 0; $x < count($members); $x++) {
if (strncasecmp($members[$x]->display_name, $cap, 1) != 0) {
if (!$first) {
$out .= '</ul>';
}
$cap = substr($members[$x]->display_name, 0, 2);
if (function_exists('mb_strwidth')) {
if (mb_strwidth($cap) == 2) {
$cap = substr($cap, 0, 1);
}
} else {
$cap = substr($cap, 0, 1);
}
$out .= '<p style="clear:both;"></p><hr /><h4>' . strtoupper($cap) . '</h4>';
$out .= '<ul class="memberlist">';
$first = false;
}
$out .= '<li>' . sp_filter_name_display($members[$x]->display_name) . '</li>';
}
$out .= '</ul>';
} else {
$out .= $text2;
}
$out .= '</fieldset>';
return $out;
}
/**
* Smarty truncate for cn modifier plugin
*
* Type: modifier<br>
* Name: truncate<br>
* Purpose: Truncate a string to a certain length if necessary,
* optionally splitting in the middle of a word, and
* appending the $etc string or inserting $etc into the middle.
* @link http://smarty.php.net/manual/en/language.modifier.truncate.php
* truncate (Smarty online manual)
* @author Monte Ohrt <monte at ohrt dot com>
* @param string
* @param integer
* @param string
* @param boolean
* @param boolean
* @return string
*/
function smarty_modifier_truncate_cn($string, $length = 80, $charset = 'UTF-8', $etc = '...')
{
if (mb_strwidth($string, 'UTF-8') < $length) {
return $string;
}
return mb_strimwidth($string, 0, $length, '', $charset) . $etc;
}
function str_limit($value, $limit = 100, $end = '...')
{
if (mb_strwidth($value, 'UTF-8') <= $limit) {
return $value;
}
return rtrim(mb_strimwidth($value, 0, $limit, '', 'UTF-8')) . $end;
}
function cut($str)
{
if (mb_strwidth($str, 'UTF-8') > 30) {
$i = mb_strlen($str, 'UTF-8') % 2 ? (mb_strlen($str, 'UTF-8') + 1) / 2 : mb_strlen($str, 'UTF-8') / 2;
do {
$k = mb_strwidth(mb_substr($str, 0, $i, 'UTF-8'), 'UTF-8') - mb_strwidth(mb_substr($str, $i, 30, 'UTF-8'), 'UTF-8');
echo "k={$k}, <br />";
if ($k > 1) {
--$i;
} elseif ($k < 1 && $k != 0) {
++$i;
}
} while (abs($k) > 2);
while (preg_match("/^[a-zA-Z\\s]+\$/", mb_substr($str, $i, 1, 'UTF-8'))) {
++$i;
}
if (strpos(mb_substr($str, $i - 2, 4, 'UTF-8'), " ")) {
if (mb_substr($str, $i, 1, 'UTF-8') == ' ') {
$str2 = mb_substr($str, $i + 1, 30, 'UTF-8');
return str_replace(" {$str2}", "}\\underBlank{" . $str2, $str);
} elseif (mb_substr($str, $i - 1, 1, 'UTF-8') == ' ') {
$str2 = mb_substr($str, $i, 30, 'UTF-8');
return str_replace(" {$str2}", "}\\underBlank{" . $str2, $str);
} elseif (mb_substr($str, $i + 1, 1, 'UTF-8') == ' ') {
$str2 = mb_substr($str, $i + 2, 30, 'UTF-8');
return str_replace(" {$str2}", "}\\underBlank{" . $str2, $str);
}
}
$str2 = mb_substr($str, $i, 30, 'UTF-8');
return str_replace($str2, "}\\underBlank{" . $str2, $str);
}
return $str;
}
/**
* Normalizes a single name item
* @param string $strNameItem
* @return string
*/
public static function NormalizeNameItem($strNameItem)
{
$strNameItem = trim($strNameItem);
if (!mb_strlen($strNameItem)) {
return null;
}
$strNameItem = mb_strtolower($strNameItem);
$strFinal = '';
$intLength = mb_strlen($strNameItem);
for ($i = 0; $i < $intLength; $i++) {
$strCurrent = mb_substr($strNameItem, $i, 1);
foreach (self::$Internationalized as $strNormalized => $strInternationalized) {
if (mb_strpos($strInternationalized, $strCurrent) !== false) {
$strCurrent = $strNormalized;
}
}
if (mb_strwidth($strCurrent) == 1) {
$intOrd = ord($strCurrent);
if ($intOrd >= ord('a') && $intOrd <= ord('z')) {
$strFinal .= $strCurrent;
}
}
}
return $strFinal;
}
function execute($requests)
{
$u = $GLOBALS['AUTH']->uid();
// --- リクエスト変数
$subject = $requests['subject'];
$body = $requests['body'];
$public_flag = util_cast_public_flag_diary($requests['public_flag']);
$category = $requests['category'];
$is_comment_input = $requests['is_comment_input'];
// ----------
$sessid = session_id();
t_image_clear_tmp($sessid);
$upfiles = array(1 => $_FILES['upfile_1'], $_FILES['upfile_2'], $_FILES['upfile_3']);
$tmpfiles = array(1 => '', '', '');
$filesize = 0;
foreach ($upfiles as $key => $upfile) {
if (!empty($upfile) && $upfile['error'] !== UPLOAD_ERR_NO_FILE) {
if (!($image = t_check_image($upfile))) {
$_REQUEST['msg'] = '画像は' . IMAGE_MAX_FILESIZE . 'KB以内のGIF・JPEG・PNGにしてください';
openpne_forward('pc', 'page', 'h_diary_add');
exit;
} else {
$filesize += $image['size'];
$tmpfiles[$key] = t_image_save2tmp($upfile, $sessid, "d_{$key}", $image['format']);
}
}
}
$category_list = array_unique(preg_split('/\\s+/', $category));
if (count($category_list) > 5) {
$_REQUEST['msg'] = 'カテゴリは5つまでしか指定できません';
openpne_forward('pc', 'page', 'h_diary_add');
exit;
}
foreach ($category_list as $value) {
if (mb_strwidth($value) > 20) {
$_REQUEST['msg'] = 'カテゴリはひとつにつき全角10文字（半角20文字）以内で入力してください';
openpne_forward('pc', 'page', 'h_diary_add');
exit;
}
}
// 画像アップロード可能サイズチェック
if ($filesize) {
$result = util_image_check_add_image_upload($filesize, $u, 'diary');
if ($result) {
if ($result == 2) {
$result = 3;
}
$msg = util_image_get_upload_err_msg($result);
$_REQUEST['msg'] = $msg;
openpne_forward('pc', 'page', 'h_diary_add');
exit;
}
}
$this->set('inc_navi', fetch_inc_navi('h'));
//プロフィール
$this->set("member", db_member_c_member4c_member_id($u));
$form_val = array("subject" => $subject, "body" => $body, "public_flag" => $public_flag, "upfile_1" => $_FILES['upfile_1'], "upfile_2" => $_FILES['upfile_2'], "upfile_3" => $_FILES['upfile_3'], "tmpfile_1" => $tmpfiles[1], "tmpfile_2" => $tmpfiles[2], "tmpfile_3" => $tmpfiles[3], "category" => join(" ", $category_list), "is_comment_input" => $is_comment_input);
$this->set("form_val", $form_val);
return 'success';
}
/**
* Returns the length of a string, using mb_strwidth if it is available.
*
* @param string $string The string to check its length
*
* @return int The length of the string
*/
public static function strlen($string)
{
if (false === ($encoding = mb_detect_encoding($string, null, true))) {
return strlen($string);
}
return mb_strwidth($string, $encoding);
}
/**
* 字符串截取，支持中文和其他编码
* @static
* @access public
* @param string $str 需要转换的字符串
* @param string $start 开始位置
* @param string $length 截取长度
* @param string $charset 编码格式
* @param string $suffix 截断显示字符
* @return string
*/
function msubstr($str, $start = 0, $length, $charset = "utf-8", $suffix = false)
{
if (function_exists("mb_strimwidth")) {
$slice = mb_strimwidth($str, $start, $length, '', $charset);
// mb_strimwidth 截取字符串 中文算2个字节，英文算1个
} elseif (function_exists('mb_substr')) {
$slice = mb_substr($str, $start, $length, $charset);
} elseif (function_exists("iconv_substr")) {
$slice = iconv_substr($str, $start, $length, $charset);
} else {
$re['utf-8'] = "/[-]|[�-�][�-�]|[�-�][�-�]{2}|[�-�][�-�]{3}/";
$re['gb2312'] = "/[-]|[�-�][�-�]/";
$re['gbk'] = "/[-]|[�-�][@-�]/";
$re['big5'] = "/[-]|[�-�]([@-~]|�-�])/";
preg_match_all($re[$charset], $str, $match);
$slice = join("", array_slice($match[0], $start, $length));
}
if ($suffix) {
return mb_strwidth($slice, $charset) > $length ? $slice : $slice . '...';
// mb_strwidth 计算字符串长度 中文算2个字节，英文算1个
} else {
return $slice;
}
// return $suffix ? $slice.'...' : $slice;
}
/**
* Compact a string to a maximum length
*
* @access public
* @param string $str String to compact
* @param integer $length Length to trim at
* @return string Compact string; otherwise, original string
*/
function stringCompact($str, $length = 0)
{
// mb_strwidth is better than using mb_strlen. See PHP docs for more details
if ($length === 0 || mb_strwidth($str) <= $length) {
return $str;
}
return mb_strimwidth($str, 0, $length, '...');
}
/**
* get substr support chinese
* return $str
*/
static function getSubStr($str, $length, $postfix = '...', $encoding = 'UTF-8')
{
$realLen = mb_strwidth($str, $encoding);
if (!is_numeric($length) or $length * 2 >= $realLen) {
return htmlspecialchars($str, ENT_QUOTES, $encoding);
}
$str = mb_strimwidth($str, 0, $length * 2, $postfix, $encoding);
return htmlspecialchars($str, ENT_QUOTES, $encoding);
}
/**
*
* @param $attribute
* @param $value
* @param $parameters
* @return bool
*/
public function validateHasMultiByte($attribute, $value, $parameters)
{
$len = mb_strlen($value, 'UTF-8');
$wdt = mb_strwidth($value, 'UTF-8');
if (20 < $wdt - $len) {
return true;
}
return false;
}
public static function znStrLength($str, $min, $max = 999999)
{
$length = mb_strwidth($str);
if ($length >= $min && $length <= $max) {
return true;
} else {
return false;
}
}
/**
* Returns the length of a string, using mb_strwidth if it is available.
*
* @param string $string The string to check its length
*
* @return int The length of the string
*/
public static function strlen($string)
{
if (!function_exists('mb_strwidth')) {
return strlen($string);
}
if (false === ($encoding = mb_detect_encoding($string))) {
return strlen($string);
}
return mb_strwidth($string, $encoding);
}
/**
* 裁剪字符串，加“...”
*/
static function substr($str, $length, $endfix = '...')
{
mb_internal_encoding("UTF-8");
$str_length = mb_strwidth($str);
if ($str_length > $length * 2) {
return mb_substr($str, 0, $length) . $endfix;
} else {
return $str;
}
}
/**
* Returns the length of a string, using mb_strwidth if it is available.
*
* @param string $string The string to check its length
*
* @return int The length of the string
*/
protected function strlen($string)
{
if (!function_exists('mb_strwidth')) {
return strlen($string);
}
if (false === ($encoding = mb_detect_encoding($string, null, true))) {
return strlen($string);
}
return mb_strwidth($string, $encoding);
}
function string_cut($String, $Length, $Title = 0, $Dots = 1)
{
if (!$Length) {
return $String;
}
if (!function_exists('mb_substr')) {
return strlen($String) > $Length + 3 || !$Dots ? $Title ? '<span title="' . htmlspecialchars($String) . '">' . htmlspecialchars(substr_replace($String, $Dots ? '...' : '', $Length)) . '</span>' : htmlspecialchars(substr_replace($String, $Dots ? '...' : '', $Length)) : htmlspecialchars($String);
} else {
return mb_strwidth($String, 'UTF-8') > $Length + 3 || !$Dots ? $Title ? '<span title="' . htmlspecialchars($String) . '">' . htmlspecialchars(mb_substr($String, 0, $Length, 'UTF-8')) . ($Dots ? '...' : '') . '</span>' : htmlspecialchars(mb_substr($String, 0, $Length, 'UTF-8')) . ($Dots ? '...' : '') : htmlspecialchars($String);
}
}
function execute($requests)
{
$errors = array();
if (!db_common_is_mailaddress($requests['pc_address']) || is_ktai_mail_address($requests['pc_address'])) {
$errors[] = 'PCメールアドレスを正しく入力してください';
}
if (OPENPNE_AUTH_MODE == 'email') {
if ($requests['password'] !== $requests['password2']) {
$errors[] = 'パスワードが一致していません';
}
}
if ($requests['admin_password'] !== $requests['admin_password2']) {
$errors[] = '管理用パスワードが一致していません';
}
if (OPENPNE_AUTH_MODE == 'slavepne') {
$auth_config = get_auth_config(false);
$storage = Auth::_factory($auth_config['storage'], $auth_config['options']);
$result = $storage->fetchData($requests['username'], $requests['password'], false);
if ($result !== true) {
$errors[] = 'ログインIDまたはパスワードが一致しません';
}
}
if (OPENPNE_AUTH_MODE == 'pneid') {
if (is_null($requests['username']) || $requests['username'] === '') {
$errors[] = 'ログインIDを入力してください';
} elseif (!preg_match('/^[a-zA-Z0-9][a-zA-Z0-9\\-_]+[a-zA-Z0-9]$/i', $requests['username'])) {
$errors[] = 'ログインIDは4～30文字の半角英数字、記号（アンダーバー「_」、ハイフン「-」）で入力してください';
} elseif (mb_strwidth($requests['username'], 'UTF-8') < 4) {
$errors[] = "ログインIDは半角4文字以上で入力してください";
} elseif (mb_strwidth($requests['username'], 'UTF-8') > 30) {
$errors[] = "ログインIDは半角30文字以内で入力してください";
}
}
if ($errors) {
$this->handleError($errors);
}
// c_admin_config: SNS_NAME
$data = array('name' => 'SNS_NAME', 'value' => $requests['SNS_NAME']);
db_insert('c_admin_config', $data);
// c_member_secure
$data = array('c_member_id' => 1, 'hashed_password' => md5($requests['password']), 'hashed_password_query_answer' => '', 'pc_address' => t_encrypt($requests['pc_address']), 'ktai_address' => '', 'regist_address' => t_encrypt($requests['pc_address']), 'easy_access_id' => '');
if (OPENPNE_AUTH_MODE == 'slavepne' && !IS_SLAVEPNE_EMAIL_REGIST) {
$data['ktai_address'] = t_encrypt('*****@*****.**');
}
db_insert('c_member_secure', $data);
// c_admin_user
$data = array('username' => $requests['admin_username'], 'password' => md5($requests['admin_password']), 'auth_type' => 'all');
db_insert('c_admin_user', $data);
if (OPENPNE_AUTH_MODE != 'email') {
db_member_insert_username(1, $requests['username']);
}
openpne_redirect('setup', 'page_setup_done');
}
/**
* @param $fontSize
* @param int $w
* @param int $h
* @param string $txt
* @param int $border
* @param int $ln
* @param string $align
* @param bool $fill
* @param string $link
* @param int $stretch
* @param bool $ignore_min_height
* @param string $calign
* @param string $valign
*/
public function Cell_AutoFontSize($fontSize, $w = 0, $h = 0, $txt = '', $border = 0, $ln = 0, $align = '', $fill = false, $link = '', $stretch = 0, $ignore_min_height = false, $calign = 'T', $valign = 'M')
{
// 幅によってフォントサイズを6段階で縮小する。
$size = $fontSize;
for ($i = 0; $size > 0; $i++) {
//if ( $w >= ( mb_strlen(trim($txt),'UTF-8')) * ($fontSize - $i) * 0.35 ) {
if ($w >= mb_strwidth(trim($txt), 'UTF-8') * ($fontSize - $i) * 0.228) {
break;
}
$size = $fontSize - $i;
}
$this->SetFontSize($size);
$this->Cell($w, $h, $txt, $border, $ln, $align, $fill, $link, $stretch, $ignore_min_height, $calign, $valign);
}
/**
* Output a row.
*
* @param array $row The row to output.
* @param array $widths The widths of each column to output.
* @param array $options Options to be passed.
* @return void
*/
protected function _render(array $row, $widths, $options = [])
{
if (count($row) === 0) {
return;
}
$out = '';
foreach ($row as $i => $column) {
$pad = $widths[$i] - mb_strwidth($column);
if (!empty($options['style'])) {
$column = $this->_addStyle($column, $options['style']);
}
$out .= '| ' . $column . str_repeat(' ', $pad) . ' ';
}
$out .= '|';
$this->_io->out($out);
}
public function toString($line_sep = "\n", $space = " ", $col_sep = " : ", $col_end = "")
{
$rows = [];
$max_line = [];
foreach ($this->_lines as $k => $v) {
$max_line[$k] = 0;
$row = [];
foreach ($v as $kk => $vv) {
if ($max_line[$k] < count($vv)) {
$max_line[$k] = count($vv);
}
foreach ($vv as $kkk => $vvv) {
$max = $this->_max[$kk];
$len = mb_strwidth($vvv);
$row[$kk][$kkk] = $vvv . str_repeat($space, $max - $len);
}
}
$rows[] = $row;
}
$lines = [];
foreach ($rows as $k => $row) {
$line = '';
for ($i = 0; $i < $max_line[$k]; $i++) {
for ($ii = 0; $ii < count($row); $ii++) {
if (isset($row[$ii][$i])) {
$line .= $row[$ii][$i];
} else {
$line .= str_repeat($space, $this->_max[$ii]);
}
if ($ii !== count($row) - 1) {
$line .= $col_sep;
} else {
$line .= $col_end;
}
}
$line .= $line_sep;
}
foreach ($this->_max as $v) {
$line .= str_repeat('-', $v);
}
$line .= str_repeat('-', mb_strwidth($col_sep) * (count($this->_max) - 1));
$line .= $line_sep;
$lines[] = $line;
}
return implode("", $lines);
}
/**
* 辞書自体のタイトルと説明文を直列化します。Shift_JISに存在しない符号位置が含まれているタイトル、または説明文は存在しないものとして扱います。
* @param Dictionary $dictionary
* @param string $lineCommentString 行コメント文字。
* @param string[]|null $brackets 開き括弧と閉じ括弧の配列。指定されていればタイトルをこの括弧で囲み、タイトル先頭の行コメント文字を省略します。
* @return string 改行はCRLFを使用します。辞書にタイトルか説明文のいずれかが存在すれば、末尾に改行を2つ付けます。どちらも無ければ空文字列を返します。
*/
protected function serializeMetadata(Dictionary $dictionary, string $lineCommentString = '//', array $brackets = null) : string
{
$metadata = $dictionary->getMetadata();
if (isset($metadata['@title'])) {
$shiftJisableTitle = $this->convertToShiftJISable($metadata['@title']);
if ($this->isShiftJISable($shiftJisableTitle)) {
$prefix = ($brackets ? '' : "{$lineCommentString} ") . ($brackets[0] ?? self::DEFAULT_BRACKETS[0]);
$serialized[] = $prefix . str_replace("\n", "\r\n{$lineCommentString} " . str_repeat(' ', max(0, mb_strwidth($prefix) - mb_strwidth("{$lineCommentString} "))), $shiftJisableTitle) . ($brackets[1] ?? self::DEFAULT_BRACKETS[1]);
}
}
if (isset($metadata['@summary'])) {
$shiftJisableSummary = $this->convertToShiftJISable($metadata['@summary']['lml']);
if ($this->isShiftJISable($shiftJisableSummary)) {
$serialized[] = "{$lineCommentString} " . str_replace("\n", "\r\n{$lineCommentString} ", $shiftJisableSummary);
}
}
return isset($serialized) ? implode("\r\n", $serialized) . "\r\n\r\n" : '';
}
/**
* 通过DOM截取导语
*
* @param \DOMNodeList $nodes 要处理的DOM节点
* @param number $limit_width 限制取多少宽度
* @param number $content_width 当前计算到达到多少宽度
*
* @return array 要删除的DOM节点
*/
protected static function _truncateSummaryDom(\DOMNodeList $nodes, $limit_width, &$content_width = 0)
{
$will_remove_nodes = array();
foreach ($nodes as $node) {
//超长移除节点
if ($content_width > $limit_width) {
$will_remove_nodes[] = $node;
}
if ($node instanceof \DOMText) {
//到达文本节点，计算字数
$content_width += mb_strwidth($node->textContent);
} elseif ($node->hasChildNodes()) {
//非文本节点，继续遍历
$will_remove_nodes = array_merge($will_remove_nodes, self::_truncateSummaryDom($node->childNodes, $limit_width, $content_width));
}
}
return $will_remove_nodes;
}
function smarty_modifier_t_truncate_callback($string, $width, $etc = '')
{
// 入力文字列の幅が大きい場合は切り取り
if (mb_strwidth($string) > $width) {
$width = $width - mb_strwidth($etc);
// 絵文字対応
$offset = 0;
$tmp_string = $string;
while (preg_match('/\\[[ies]:[0-9]{1,3}\\]/', $tmp_string, $matches, PREG_OFFSET_CAPTURE)) {
$emoji_str = $matches[0][0];
$emoji_pos = $matches[0][1] + $offset;
$emoji_len = strlen($emoji_str);
$emoji_width = $emoji_len;
// ASCIIなのでstrlenでOK
// 絵文字直前までの文字列の幅
$substr_width = mb_strwidth(substr($string, 0, $emoji_pos));
// 絵文字がwidth位置より後ろ
if ($substr_width >= $width) {
break;
}
// 絵文字分を足してちょうどwidthと等しい
if ($substr_width + 2 == $width) {
$width = $substr_width + $emoji_width;
break;
}
// 絵文字分を足すとwidthより大きい
if ($substr_width + 2 > $width) {
$width = $substr_width;
break;
}
// 絵文字分を足してもwidthより小さい
$offset = $emoji_pos + $emoji_len;
$width = $width + $emoji_width - 2;
$tmp_string = substr($string, $offset);
}
$string = mb_strimwidth($string, 0, $width) . $etc;
}
return $string;
}
function create_short_title($title_short, $length)
{
$ls_search = array(""", """, """, "<", "<", "<", ">", ">", ">", "–", "&", "&", "&");
// &
$ls_replace = array('"', '"', '"', '<', '<', '<', '>', '>', '>', "-", '&', '&', '&');
// &"
$ls_research = array('&', '"', "– ", '<', '>');
// >"
$ls_rereplace = array("&", "– ", """, "<", ">");
// >
$new_title = str_replace($ls_search, $ls_replace, $title_short);
$len = mb_strwidth($new_title);
// バイト数を調べる
if ($len > $length) {
//
$title_short = mb_strimwidth($new_title, 0, $length, "...");
$new_title_short = $title_short;
} else {
$new_title_short = $new_title;
}
$short_title = str_replace($ls_research, $ls_rereplace, $new_title_short);
return $short_title;
}
/**
* Smarty truncate modifier plugin
*
* Type: modifier<br>
* Name: truncate<br>
* Purpose: Truncate a string to a certain length if necessary,
* optionally splitting in the middle of a word, and
* appending the $etc string or inserting $etc into the middle.
* @link http://smarty.php.net/manual/en/language.modifier.truncate.php
* truncate (Smarty online manual)
* @author Monte Ohrt <monte at ohrt dot com>
* @param string
* @param integer
* @param string
* @param boolean
* @param boolean
* @return string
*/
function smarty_modifier_cut($string, $length = 80, $etc = '...', $break_words = false, $middle = false)
{
if ($length == 0) {
return '';
}
if (strlen($string) > $length) {
if (function_exists(mb_strwidth)) {
$length -= min($length, mb_strwidth($etc, 'UTF8'));
} else {
$length -= min($length, strlen($etc));
}
if (!$break_words && !$middle) {
$string = utftrim(substr($string, 0, $length + 1));
// $string = preg_replace('/\s+?(\S+)?$/', '', utftrim(substr($string, 0, $length+1)));
}
if (!$middle) {
return utftrim(substr($string, 0, $length)) . $etc;
} else {
return utftrim(substr($string, 0, $length / 2)) . $etc . utftrim(substr($string, -$length / 2));
}
} else {
return $string;
}
}
function mb_str_pad($mbstring, $pad_length, $pad_sbstring = ' ', $pad_type = STR_PAD_RIGHT, $encoding = null)
{
$strwidth = func_num_args() < 5 ? mb_strwidth($mbstring) : mb_strwidth($mbstring, $encoding);
$pad_length += strlen(bin2hex($mbstring)) / 2 - $strwidth;
return str_pad($mbstring, $pad_length, $pad_sbstring, $pad_type);
}
/**
* String length wrapper. Uses mb_strwidth when available. Fallback to strlen.
*
* @param string $str
* @return int String length
*/
function getStringLength($str)
{
if (function_exists('mb_strwidth')) {
return mb_strwidth($str, 'UTF-8');
} else {
return strlen($str);
}
}
private function splitStringByWidth($string, $width)
{
// str_split is not suitable for multi-byte characters, we should use preg_split to get char array properly.
// additionally, array_slice() is not enough as some character has doubled width.
// we need a function to split string not by character count but by string width
if (!function_exists('mb_strwidth')) {
return str_split($string, $width);
}
if (false === ($encoding = mb_detect_encoding($string))) {
return str_split($string, $width);
}
$utf8String = mb_convert_encoding($string, 'utf8', $encoding);
$lines = array();
$line = '';
foreach (preg_split('//u', $utf8String) as $char) {
// test if $char could be appended to current line
if (mb_strwidth($line . $char, 'utf8') <= $width) {
$line .= $char;
continue;
}
// if not, push current line to array and make new line
$lines[] = str_pad($line, $width);
$line = $char;
}
if (strlen($line)) {
$lines[] = count($lines) ? str_pad($line, $width) : $line;
}
mb_convert_variables($encoding, 'utf8', $lines);
return $lines;
}
static function lengthAsEm($str)
{
if (function_exists('mb_strwidth')) {
return mb_strwidth($str, 'utf-8');
}
$len = strlen($str);
for ($i = $length = 0; $i < $len;) {
$high = ord($str[$i]);
if ($high < 0x80) {
$i += 1;
$length += 1;
} else {
if ($high < 0xe0) {
$i += 2;
} else {
if ($high < 0xf0) {
$i += 3;
} else {
$i += 4;
}
}
$length += 2;
}
}
return $length;
}
