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functions.php
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functions.php
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<?php if (!defined('__TYPECHO_ROOT_DIR__')) exit;
/**
* TinaTheme - FindContents
* 函数定义
*/
function FindContents($val = NULL, $order = 'order', $sort = 'a', $publish = NULL)
{
$db = Typecho_Db::get();
$sort = ($sort == 'a') ? Typecho_Db::SORT_ASC : Typecho_Db::SORT_DESC;
$select = $db->select()->from('table.contents')
->where('created < ?', Helper::options()->time)
->order($order, $sort);
if ($val) {
$select->where('template = ?', $val);
}
if ($publish) {
$select->where('status = ?', 'publish');
}
return $db->fetchAll($select, array(Typecho_Widget::widget('Widget_Abstract_Contents'), 'filter'));
}
/**
* TinaTheme - compressHtml
* 代码压缩
*/
function compressHtml($html_source)
{
$chunks = preg_split('/(<!--<nocompress>-->.*?<!--<\/nocompress>-->|<nocompress>.*?<\/nocompress>|<pre.*?\/pre>|<textarea.*?\/textarea>|<script.*?\/script>)/msi', $html_source, -1, PREG_SPLIT_DELIM_CAPTURE);
$compress = '';
foreach ($chunks as $c) {
if (strtolower(substr($c, 0, 19)) == '<!--<nocompress>-->') {
$c = substr($c, 19, strlen($c) - 19 - 20);
$compress .= $c;
continue;
} else if (strtolower(substr($c, 0, 12)) == '<nocompress>') {
$c = substr($c, 12, strlen($c) - 12 - 13);
$compress .= $c;
continue;
} else if (strtolower(substr($c, 0, 4)) == '<pre' || strtolower(substr($c, 0, 9)) == '<textarea') {
$compress .= $c;
continue;
} else if (strtolower(substr($c, 0, 7)) == '<script' && strpos($c, '//') != false && (strpos($c, "\r") !== false || strpos($c, "\n") !== false)) {
$tmps = preg_split('/(\r|\n)/ms', $c, -1, PREG_SPLIT_NO_EMPTY);
$c = '';
foreach ($tmps as $tmp) {
if (strpos($tmp, '//') !== false) {
if (substr(trim($tmp), 0, 2) == '//') {
continue;
}
$chars = preg_split('//', $tmp, -1, PREG_SPLIT_NO_EMPTY);
$is_quot = $is_apos = false;
foreach ($chars as $key => $char) {
if ($char == '"' && $chars[$key - 1] != '\\' && !$is_apos) {
$is_quot = !$is_quot;
} else if ($char == '\'' && $chars[$key - 1] != '\\' && !$is_quot) {
$is_apos = !$is_apos;
} else if ($char == '/' && $chars[$key + 1] == '/' && !$is_quot && !$is_apos) {
$tmp = substr($tmp, 0, $key);
break;
}
}
}
$c .= $tmp;
}
}
$c = preg_replace('/[\\n\\r\\t]+/', ' ', $c);
$c = preg_replace('/\\s{2,}/', ' ', $c);
$c = preg_replace('/>\\s</', '> <', $c);
$c = preg_replace('/\\/\\*.*?\\*\\//i', '', $c);
$c = preg_replace('/<!--[^!]*-->/', '', $c);
$compress .= $c;
}
return $compress;
}
/**
* TinaTheme - Links
* 友情链接
*/
function Links_list()
{
$db = Typecho_Db::get();
$list = Helper::options()->Links ? Helper::options()->Links : '';
$page_links = FindContents('page-links.php', 'order', 'a');
if (isset($page_links[0])) {
$exist = $db->fetchRow($db->select()->from('table.fields')
->where('cid = ? AND name = ?', $page_links[0]['cid'], 'links'));
if (empty($exist)) {
$db->query($db->insert('table.fields')
->rows(array(
'cid' => $page_links[0]['cid'],
'name' => 'links',
'type' => 'str',
'str_value' => $list,
'int_value' => 0,
'float_value' => 0
)));
return $list;
}
if (empty($exist['str_value'])) {
$db->query($db->update('table.fields')
->rows(array('str_value' => $list))
->where('cid = ? AND name = ?', $page_links[0]['cid'], 'links'));
return $list;
}
$list = $exist['str_value'];
}
return $list;
}
function Links($short = false)
{
$link = NULL;
$list = Links_list();
if ($list) {
$list = explode("\r\n", $list);
foreach ($list as $val) {
list($name, $url, $description, $logo) = explode(',', $val);
if ($short) {
$link .= '<li><a target="_blank" rel="nofollow" href="' . $url . '"><img src="' . $logo . '"><div class="linkpage_links">@' . $name . '</div><p>' . $description . '</p></a></li>' . "\n";
} else {
$link .= '<li><a target="_blank" rel="nofollow" href="' . $url . '"><img src="' . $logo . '"><div class="linkpage_links">@' . $name . '</div><p>' . $description . '</p></a></li>' . "\n";
}
}
}
echo $link ? $link : '暂无链接' . "\n";
}
/**
* TinaTheme - Verification
* 验证系统
*/
function themeInit($comment){
$comment = spam_protection_pre($comment, $post, $result);
}
function spam_protection_math(){
$num1=rand(1,25);
$num2=rand(1,25);
echo "<label class=\"required\">请输入 <code>$num1</code> + <code>$num2</code> 的计算结果：</label>";
echo "<input type=\"text\" name=\"sum\" class=\"text\" value=\"\" placeholder=\"验证码\">\n";
echo "<input type=\"hidden\" name=\"num1\" value=\"$num1\">\n";
echo "<input type=\"hidden\" name=\"num2\" value=\"$num2\">";
}
function spam_protection_pre($comment, $post, $result){
$sum=$_POST['sum'];
switch($sum){
case $_POST['num1']+$_POST['num2']:
break;
case null:
throw new Typecho_Widget_Exception(_t('对不起: 请输入验证码。<a href="javascript:history.back(-1)">返回上一页</a>','评论失败'));
break;
default:
throw new Typecho_Widget_Exception(_t('对不起: 验证码错误，请<a href="javascript:history.back(-1)">返回</a>重试。','评论失败'));
}
return $comment;
}
/**
* TinaTheme - ShortCode
* 短代码
*/
function getContentTest($content) {
/* MARK功能 */
$pattern = '/\[(mark)\](.*?)\[\s*\/\1\s*\]/';
$replacement = '<mark>$2</mark>';
$content = preg_replace($pattern, $replacement, $content);
/* 提示功能 */
$pattern = '/\[(info)\](.*?)\[\s*\/\1\s*\]/';
$replacement = '<div class="alert info">$2</div>';
$content = preg_replace($pattern, $replacement, $content);
/* Keybord */
$pattern = '/\[(kbd)\](.*?)\[\s*\/\1\s*\]/';
$replacement = '<kbd>$2</kbd>';
$content = preg_replace($pattern, $replacement, $content);
/* 上标 */
$pattern = '/\[(sup)\](.*?)\[\s*\/\1\s*\]/';
$replacement = '<sup>$2</sup>';
$content = preg_replace($pattern, $replacement, $content);
/* 下标 */
$pattern = '/\[(sub)\](.*?)\[\s*\/\1\s*\]/';
$replacement = '<sub>$2</sub>';
$content = preg_replace($pattern, $replacement, $content);
/* 返回值 */
return $content;
}
/**
* TinaTheme - Words Count
* 字数统计
*/
function word_count($cid){
$db = Typecho_Db::get ();
$rs = $db->fetchRow($db->select('table.contents.text')->from('table.contents')->where('table.contents.cid=?',$cid)->order ('table.contents.cid',Typecho_Db::SORT_ASC)->limit (1));
return mb_strlen($rs['text'], 'UTF-8');
}
/**
* TinaTheme - Next or Previous Post
* 上一篇文章、下一篇文章输出修订
* 为了在 a 标签的内容中同时兼容文章标题和其它内容所写
*/
function prev_post($archive) {
$db = Typecho_Db::get();
$content = $db->fetchRow($db->select()
->from('table.contents')
->where('table.contents.created < ?', $archive->created)
->where('table.contents.status = ?', 'publish')
->where('table.contents.type = ?', $archive->type)
->where('table.contents.password IS NULL')
->order('table.contents.created', Typecho_Db::SORT_DESC)
->limit(1));
if ($content) {
$content = Typecho_Widget::widget('Widget_Abstract_Contents')->filter($content);
echo '<a rel="next" href="' . $content['permalink'] . '" title="' . $content['title'] . '"><span>Previous</span>' . $content['title'] . '</a>';
}
else {
echo '';
}
}
function next_post($archive) {
$db = Typecho_Db::get();
$content = $db->fetchRow($db->select()
->from('table.contents')
->where('table.contents.created > ? AND table.contents.created < ?', $archive->created, Helper::options()->gmtTime)
->where('table.contents.status = ?', 'publish')
->where('table.contents.type = ?', $archive->type)
->where('table.contents.password IS NULL')
->order('table.contents.created', Typecho_Db::SORT_ASC)
->limit(1));
if ($content) {
$content = Typecho_Widget::widget('Widget_Abstract_Contents')->filter($content);
echo '<a rel="next" href="' . $content['permalink'] . '" title="' . $content['title'] . '"><span>Next</span>' . $content['title'] . '</a>';
}
else {
echo '';
}
}