You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
 
 
 

2070 lines
57 KiB

<?php
use \Michelf\MarkdownExtra;
use \Suin\RSSWriter\Feed;
use \Suin\RSSWriter\Channel;
use \Suin\RSSWriter\Item;
// Get blog post path. Unsorted. Mostly used on widget.
function get_post_unsorted()
{
static $_unsorted = array();
if (empty($_unsorted)) {
$url = 'cache/index/index-unsorted.txt';
if (!file_exists($url)) {
rebuilt_cache('all');
}
$_unsorted = unserialize(file_get_contents($url));
}
return $_unsorted;
}
// Get blog post with more info about the path. Sorted by filename.
function get_post_sorted()
{
static $_sorted = array();
if (empty($_sorted)) {
$url = 'cache/index/index-sorted.txt';
if (!file_exists($url)) {
rebuilt_cache('all');
}
$_sorted = unserialize(file_get_contents($url));
}
return $_sorted;
}
// Get static page path. Unsorted.
function get_static_pages()
{
static $_page = array();
if (empty($_page)) {
$url = 'cache/index/index-page.txt';
if (!file_exists($url)) {
rebuilt_cache('all');
}
$_page = unserialize(file_get_contents($url));
}
return $_page;
}
// Get static page path. Unsorted.
function get_static_sub_pages($static = null)
{
static $_sub_page = array();
if (empty($_sub_page)) {
$url = 'cache/index/index-sub-page.txt';
if (!file_exists($url)) {
rebuilt_cache('all');
}
$_sub_page = unserialize(file_get_contents($url));
}
if ($static != null) {
$stringLen = strlen($static);
return array_filter($_sub_page, function ($sub_page) use ($static, $stringLen) {
$x = explode("/", $sub_page);
if ($x[count($x) - 2] == $static) {
return true;
}
return false;
});
}
return $_sub_page;
}
// Get author name. Unsorted.
function get_author_name()
{
static $_author = array();
if (empty($_author)) {
$url = 'cache/index/index-author.txt';
if (!file_exists($url)) {
rebuilt_cache('all');
}
$_author = unserialize(file_get_contents($url));
}
return $_author;
}
// Get backup file.
function get_zip_files()
{
static $_zip = array();
if (empty($_zip)) {
// Get the names of all the
// zip files.
$_zip = glob('backup/*.zip');
}
return $_zip;
}
// Get user draft.
function get_draft_posts()
{
static $_draft = array();
if (empty($_draft)) {
$tmp = array();
$tmp = glob('content/*/draft/*.md', GLOB_NOSORT);
if (is_array($tmp)) {
foreach ($tmp as $file) {
$_draft[] = pathinfo($file);
}
}
usort($_draft, "sortfile");
}
return $_draft;
}
// usort function. Sort by filename.
function sortfile($a, $b)
{
return $a['filename'] == $b['filename'] ? 0 : ($a['filename'] < $b['filename']) ? 1 : -1;
}
// usort function. Sort by date.
function sortdate($a, $b)
{
return $a->date == $b->date ? 0 : ($a->date < $b->date) ? 1 : -1;
}
// usort function. Sort by views.
function sortviews($a, $b)
{
return $a[$page] == $b[$page] ? 0 : ($a[$page] < $b[$page]) ? 1 : -1;
}
// Rebuilt cache index
function rebuilt_cache($type)
{
$dir = 'cache/index';
$posts_cache_sorted = array();
$posts_cache_unsorted = array();
$page_cache = array();
$author_cache = array();
if (is_dir($dir) === false) {
mkdir($dir, 0775, true);
}
if ($type === 'posts') {
$posts_cache_unsorted = glob('content/*/blog/*.md', GLOB_NOSORT);
$string = serialize($posts_cache_unsorted);
file_put_contents('cache/index/index-unsorted.txt', print_r($string, true));
$tmp = array();
$tmp = glob('content/*/blog/*.md', GLOB_NOSORT);
if (is_array($tmp)) {
foreach ($tmp as $file) {
$posts_cache_sorted[] = pathinfo($file);
}
}
usort($posts_cache_sorted, "sortfile");
$string = serialize($posts_cache_sorted);
file_put_contents('cache/index/index-sorted.txt', print_r($string, true));
} elseif ($type === 'page') {
$page_cache = glob('content/static/*.md', GLOB_NOSORT);
$string = serialize($page_cache);
file_put_contents('cache/index/index-page.txt', print_r($string, true));
} elseif ($type === 'subpage') {
$page_cache = glob('content/static/*/*.md', GLOB_NOSORT);
$string = serialize($page_cache);
file_put_contents('cache/index/index-sub-page.txt', print_r($string, true));
} elseif ($type === 'author') {
$author_cache = glob('content/*/author.md', GLOB_NOSORT);
$string = serialize($author_cache);
file_put_contents('cache/index/index-author.txt', print_r($string, true));
} elseif ($type === 'all') {
rebuilt_cache('posts');
rebuilt_cache('page');
rebuilt_cache('subpage');
rebuilt_cache('author');
}
}
// Return blog posts.
function get_posts($posts, $page = 1, $perpage = 0)
{
if (empty($posts)) {
$posts = get_post_sorted();
}
$tmp = array();
// Extract a specific page with results
$posts = array_slice($posts, ($page - 1) * $perpage, $perpage);
foreach ($posts as $index => $v) {
$post = new stdClass;
$filepath = $v['dirname'] . '/' . $v['basename'];
// Extract the date
$arr = explode('_', $filepath);
// Replaced string
$replaced = substr($arr[0], 0, strrpos($arr[0], '/')) . '/';
// Author string
$str = explode('/', $replaced);
$author = $str[count($str) - 3];
// The post author + author url
$post->author = $author;
$post->authorUrl = site_url() . 'author/' . $author;
$dt = str_replace($replaced, '', $arr[0]);
$t = str_replace('-', '', $dt);
$time = new DateTime($t);
$timestamp = $time->format("Y-m-d H:i:s");
// The post date
$post->date = strtotime($timestamp);
// The archive per day
$post->archive = site_url() . 'archive/' . date('Y-m', $post->date);
// The post URL
$post->url = site_url() . date('Y/m', $post->date) . '/' . str_replace('.md', '', $arr[2]);
$tag = array();
$url = array();
$bc = array();
$t = explode(',', rtrim($arr[1], ','));
foreach ($t as $tt) {
$tag[] = array($tt, site_url() . 'tag/' . $tt);
}
foreach ($tag as $a) {
$url[] = '<span><a href="' . $a[1] . '">' . $a[0] . '</a></span>';
$bc[] = '<span typeof="v:Breadcrumb"><a property="v:title" rel="v:url" href="' . $a[1] . '">' . $a[0] . '</a></span>';
}
$post->tag = implode(', ', $url);
$post->tagb = implode(' » ', $bc);
$post->file = $filepath;
$content = file_get_contents($filepath);
// Extract the title and body
$post->title = get_content_tag('t', $content, 'Untitled: ' . date('l jS \of F Y', $post->date));
$post->image = get_content_tag('image', $content);
$post->video = get_youtube_id(get_content_tag('video', $content));
$post->link = get_content_tag('link', $content);
$post->quote = get_content_tag('quote', $content);
$post->audio = get_content_tag('audio', $content);
// Get the contents and convert it to HTML
$post->body = MarkdownExtra::defaultTransform(remove_html_comments($content));
if (config("views.counter")) {
$post->views = get_views($post->file);
}
$post->description = get_content_tag("d", $content, get_description($post->body));
$tmp[] = $post;
}
return $tmp;
}
// Find post by year, month and name, previous, and next.
function find_post($year, $month, $name)
{
$posts = get_post_sorted();
foreach ($posts as $index => $v) {
$url = $v['basename'];
if (strpos($url, "$year-$month") !== false && strpos($url, $name . '.md') !== false) {
// Use the get_posts method to return
// a properly parsed object
$ar = get_posts($posts, $index + 1, 1);
$nx = get_posts($posts, $index, 1);
$pr = get_posts($posts, $index + 2, 1);
if ($index == 0) {
if (isset($pr[0])) {
return array(
'current' => $ar[0],
'prev' => $pr[0]
);
} else {
return array(
'current' => $ar[0],
'prev' => null
);
}
} elseif (count($posts) == $index + 1) {
return array(
'current' => $ar[0],
'next' => $nx[0]
);
} else {
return array(
'current' => $ar[0],
'next' => $nx[0],
'prev' => $pr[0]
);
}
}
}
}
// Find draft.
function find_draft($year, $month, $name)
{
$posts = get_draft_posts();
foreach ($posts as $index => $v) {
$url = $v['basename'];
if (strpos($url, "$year-$month") !== false && strpos($url, $name . '.md') !== false) {
// Use the get_posts method to return
// a properly parsed object
$ar = get_posts($posts, $index + 1, 1);
$nx = get_posts($posts, $index, 1);
$pr = get_posts($posts, $index + 2, 1);
if ($index == 0) {
if (isset($pr[0])) {
return array(
'current' => $ar[0],
'prev' => $pr[0]
);
} else {
return array(
'current' => $ar[0],
'prev' => null
);
}
} elseif (count($posts) == $index + 1) {
return array(
'current' => $ar[0],
'next' => $nx[0]
);
} else {
return array(
'current' => $ar[0],
'next' => $nx[0],
'prev' => $pr[0]
);
}
}
}
}
// Return tag page.
function get_tag($tag, $page, $perpage, $random)
{
$posts = get_post_sorted();
if ($random === true) {
shuffle($posts);
}
$tmp = array();
foreach ($posts as $index => $v) {
$url = $v['filename'];
$str = explode('_', $url);
$mtag = explode(',', rtrim($str[1], ','));
$etag = explode(',', $tag);
foreach ($mtag as $t) {
foreach ($etag as $e) {
$e = trim($e);
if ($t === $e) {
$tmp[] = $v;
}
}
}
}
if (empty($tmp)) {
not_found();
}
$tmp = array_unique($tmp, SORT_REGULAR);
return $tmp = get_posts($tmp, $page, $perpage);
}
// Return archive page.
function get_archive($req, $page, $perpage)
{
$posts = get_post_sorted();
$tmp = array();
foreach ($posts as $index => $v) {
$url = $v['filename'];
$str = explode('_', $url);
if (strpos($str[0], "$req") !== false) {
$tmp[] = $v;
}
}
if (empty($tmp)) {
not_found();
}
return $tmp = get_posts($tmp, $page, $perpage);
}
// Return posts list on profile.
function get_profile_posts($name, $page, $perpage)
{
$posts = get_post_sorted();
$tmp = array();
foreach ($posts as $index => $v) {
$url = $v['dirname'];
$str = explode('/', $url);
$author = $str[count($str) - 2];
if ($name === $author) {
$tmp[] = $v;
}
}
if (empty($tmp)) {
return;
}
return $tmp = get_posts($tmp, $page, $perpage);
}
// Return draft list
function get_draft($profile, $page, $perpage)
{
$posts = get_draft_posts();
$tmp = array();
foreach ($posts as $index => $v) {
$url = $v['dirname'];
$str = explode('/', $url);
$author = $str[count($str) - 2];
if ($profile === $author) {
$tmp[] = $v;
}
}
if (empty($tmp)) {
return;
}
return $tmp = get_posts($tmp, $page, $perpage);
}
// Return author info.
function get_author($name)
{
$names = get_author_name();
$username = 'config/users/' . $name . '.ini';
$tmp = array();
if (!empty($names)) {
foreach ($names as $index => $v) {
$author = new stdClass;
// Replaced string
$replaced = substr($v, 0, strrpos($v, '/')) . '/';
// Author string
$str = explode('/', $replaced);
$profile = $str[count($str) - 2];
if ($name === $profile) {
// Profile URL
$url = str_replace($replaced, '', $v);
$author->url = site_url() . 'author/' . $profile;
// Get the contents and convert it to HTML
$content = file_get_contents($v);
// Extract the title and body
$author->name = get_content_tag('t', $content, $author);
$author->about = MarkdownExtra::defaultTransform(remove_html_comments($content));
$tmp[] = $author;
}
}
}
if (!empty($tmp) || file_exists($username)) {
return $tmp;
} else {
not_found();
}
}
// Return default profile
function default_profile($name)
{
$tmp = array();
$author = new stdClass;
$author->name = $name;
$author->about = '<p>Just another HTMLy user.</p>';
$author->description = 'Just another HTMLy user';
return $tmp[] = $author;
}
// Return static page.
function get_static_post($static)
{
$posts = get_static_pages();
$tmp = array();
if (!empty($posts)) {
foreach ($posts as $index => $v) {
if (strpos($v, $static . '.md') !== false) {
$post = new stdClass;
// Replaced string
$replaced = substr($v, 0, strrpos($v, '/')) . '/';
// The static page URL
$url = str_replace($replaced, '', $v);
$post->url = site_url() . str_replace('.md', '', $url);
$post->file = $v;
// Get the contents and convert it to HTML
$content = file_get_contents($v);
// Extract the title and body
$post->title = get_content_tag('t', $content, $static);
$post->body = MarkdownExtra::defaultTransform(remove_html_comments($content));
if (config("views.counter")) {
$post->views = get_views($post->file);
}
$post->description = get_content_tag("d", $content, get_description($post->body));
$tmp[] = $post;
}
}
}
return $tmp;
}
// Return static page.
function get_static_sub_post($static, $sub_static)
{
$posts = get_static_sub_pages($static);
$tmp = array();
if (!empty($posts)) {
foreach ($posts as $index => $v) {
if (strpos($v, $sub_static . '.md') !== false) {
$post = new stdClass;
// Replaced string
$replaced = substr($v, 0, strrpos($v, '/')) . '/';
// The static page URL
$url = str_replace($replaced, '', $v);
$post->url = site_url() . $static . "/" . str_replace('.md', '', $url);
$post->file = $v;
// Get the contents and convert it to HTML
$content = file_get_contents($v);
// Extract the title and body
$post->title = get_content_tag('t', $content, $sub_static);
$post->body = MarkdownExtra::defaultTransform(remove_html_comments($content));
$post->views = get_views($post->file);
$post->description = get_content_tag("d", $content, get_description($post->body));
$tmp[] = $post;
}
}
}
return $tmp;
}
// Return search page.
function get_keyword($keyword, $page, $perpage)
{
$posts = get_post_sorted();
$tmp = array();
$words = explode(' ', $keyword);
foreach ($posts as $index => $v) {
$arr = explode('_', $v['filename']);
$filter = $arr[1] . ' ' . $arr[2];
foreach ($words as $word) {
if (stripos($filter, $word) !== false) {
$tmp[] = $v;
}
}
}
if (empty($tmp)) {
// a non-existing page
render('404-search', null, false);
die;
}
return $tmp = get_posts($tmp, $page, $perpage);
}
// Get related posts base on post tag.
function get_related($tag, $custom = null, $count = null)
{
if (empty($count)) {
$count = config('related.count');
if (empty($count)) {
$count = 4;
}
}
$posts = get_tag(strip_tags($tag), 1, $count + 1, true);
$tmp = array();
$req = urldecode($_SERVER['REQUEST_URI']);
foreach ($posts as $post) {
$url = $post->url;
if (strpos($url, $req) === false) {
$tmp[] = $post;
}
}
if (empty($custom)) {
$total = count($tmp);
if ($total >= 1) {
$i = 1;
echo '<ul>';
foreach ($tmp as $post) {
echo '<li><a href="' . $post->url . '">' . $post->title . '</a></li>';
if ($i++ >= $count)
break;
}
echo '</ul>';
} else {
echo '<ul><li>No related post found</li></ul>';
}
} else {
return $tmp;
}
}
// Return post count. Matching $var and $str provided.
function get_count($var, $str)
{
$posts = get_post_sorted();
$tmp = array();
foreach ($posts as $index => $v) {
$arr = explode('_', $v[$str]);
$url = $arr[0];
if (strpos($url, "$var") !== false) {
$tmp[] = $v;
}
}
return count($tmp);
}
// Return tag count. Matching $var and $str provided.
function get_tagcount($var, $str)
{
$posts = get_post_sorted();
$tmp = array();
foreach ($posts as $index => $v) {
$arr = explode('_', $v[$str]);
$url = $arr[1];
if (strpos($url, "$var") !== false) {
$tmp[] = $v;
}
}
return count($tmp);
}
// Return search result count
function keyword_count($keyword)
{
$posts = get_post_sorted();
$tmp = array();
$words = explode(' ', $keyword);
foreach ($posts as $index => $v) {
$arr = explode('_', $v['filename']);
$filter = $arr[1] . ' ' . $arr[2];
foreach ($words as $word) {
if (strpos($filter, strtolower($word)) !== false) {
$tmp[] = $v;
}
}
}
$tmp = array_unique($tmp, SORT_REGULAR);
return count($tmp);
}
// Return recent posts lists
function recent_posts($custom = null, $count = null)
{
if (empty($count)) {
$count = config('recent.count');
if (empty($count)) {
$count = 5;
}
}
$posts = get_posts(null, 1, $count);
if (!empty($custom)) {
return $posts;
} else {
$str = '<ul>';
foreach ($posts as $post) {
$str .= '<li><a href="' . $post->url . '">' . $post->title . '</a></li>';
}
if (empty($posts)) {
$str .= '<li>No recent posts found</li>';
}
$str .= '</ul>';
return $str;
}
}
// Return an archive list, categorized by year and month.
function archive_list($custom = null)
{
$posts = get_post_unsorted();
$by_year = array();
$col = array();
if (!empty($posts)) {
foreach ($posts as $index => $v) {
$arr = explode('_', $v);
// Replaced string
$str = $arr[0];
$replaced = substr($str, 0, strrpos($str, '/')) . '/';
$date = str_replace($replaced, '', $arr[0]);
$data = explode('-', $date);
$col[] = $data;
}
foreach ($col as $row) {
$y = $row['0'];
$m = $row['1'];
$by_year[$y][] = $m;
}
# Most recent year first
krsort($by_year);
# Iterate for display
$i = 0;
$len = count($by_year);
if (empty($custom)) {
foreach ($by_year as $year => $months) {
if ($i == 0) {
$class = 'expanded';
$arrow = '&#9660;';
} else {
$class = 'collapsed';
$arrow = '&#9658;';
}
$i++;
$by_month = array_count_values($months);
# Sort the months
krsort($by_month);
$script = <<<EOF
if (this.parentNode.className.indexOf('expanded') > -1){this.parentNode.className = 'collapsed';this.innerHTML = '&#9658;';} else {this.parentNode.className = 'expanded';this.innerHTML = '&#9660;';}
EOF;
echo '<ul class="archivegroup">';
echo '<li class="' . $class . '">';
echo '<a href="javascript:void(0)" class="toggle" onclick="' . $script . '">' . $arrow . '</a> ';
echo '<a href="' . site_url() . 'archive/' . $year . '">' . $year . '</a> ';
echo '<span class="count">(' . count($months) . ')</span>';
echo '<ul class="month">';
foreach ($by_month as $month => $count) {
$name = date('F', mktime(0, 0, 0, $month, 1, 2010));
echo '<li class="item"><a href="' . site_url() . 'archive/' . $year . '-' . $month . '">' . $name . '</a>';
echo ' <span class="count">(' . $count . ')</span></li>';
}
echo '</ul>';
echo '</li>';
echo '</ul>';
}
} else {
return $by_year;
}
}
}
// Return tag cloud.
function tag_cloud($custom = null)
{
$posts = get_post_unsorted();
$tags = array();
if (!empty($posts)) {
foreach ($posts as $index => $v) {
$arr = explode('_', $v);
$data = rtrim($arr[1], ',');
$mtag = explode(',', $data);
foreach ($mtag as $etag) {
$tags[] = $etag;
}
}
$tag_collection = array_count_values($tags);
ksort($tag_collection);
if(empty($custom)) {
echo '<ul class="taglist">';
foreach ($tag_collection as $tag => $count) {
echo '<li class="item"><a href="' . site_url() . 'tag/' . $tag . '">' . $tag . '</a> <span class="count">(' . $count . ')</span></li>';
}
echo '</ul>';
} else {
return $tag_collection;
}
}
}
// Helper function to determine whether
// to show the previous buttons
function has_prev($prev)
{
if (!empty($prev)) {
return array(
'url' => $prev->url,
'title' => $prev->title
);
}
}
// Helper function to determine whether
// to show the next buttons
function has_next($next)
{
if (!empty($next)) {
return array(
'url' => $next->url,
'title' => $next->title
);
}
}
// Helper function to determine whether
// to show the pagination buttons
function has_pagination($total, $perpage, $page = 1)
{
if (!$total) {
$total = count(get_post_unsorted());
}
return array(
'prev' => $page > 1,
'next' => $total > $page * $perpage
);
}
// Get the meta description
function get_description($string, $char = null)
{
if(empty($char)) {
$char = config('description.char');
if(empty($char)) {
$char = 150;
}
}
if (strlen(strip_tags($string)) < $char) {
$string = preg_replace('/\s\s+/', ' ', strip_tags($string));
$string = ltrim(rtrim($string));
return $string;
} else {
$string = preg_replace('/\s\s+/', ' ', strip_tags($string));
$string = ltrim(rtrim($string));
$string = substr($string, 0, $char);
$string = substr($string, 0, strrpos($string, ' '));
return $string;
}
}
// Get the teaser
function get_teaser($string, $char = null)
{
$teaserType = config('teaser.type');
if(empty($char)) {
$char = config('teaser.char');
if(empty($char)) {
$char = 200;
}
}
if ($teaserType === 'full') {
echo $string;
} elseif (strlen(strip_tags($string)) < $char) {
$string = preg_replace('/\s\s+/', ' ', strip_tags($string));
$string = ltrim(rtrim($string));
return $string;
} else {
$string = preg_replace('/\s\s+/', ' ', strip_tags($string));
$string = ltrim(rtrim($string));
$string = substr($string, 0, $char);
$string = substr($string, 0, strrpos($string, ' '));
return $string;
}
}
// Get thumbnail from image and Youtube.
function get_thumbnail($text)
{
if (config('img.thumbnail') == 'true') {
$teaserType = config('teaser.type');
if (strlen(strip_tags($text)) > config('teaser.char') && $teaserType === 'trimmed') {
libxml_use_internal_errors(true);
$default = config('default.thumbnail');
$dom = new DOMDocument();
$dom->loadHtml($text);
$imgTags = $dom->getElementsByTagName('img');
$vidTags = $dom->getElementsByTagName('iframe');
if ($imgTags->length > 0) {
$imgElement = $imgTags->item(0);
$imgSource = $imgElement->getAttribute('src');
return '<div class="thumbnail" style="background-image:url(' . $imgSource . ');"></div>';
} elseif ($vidTags->length > 0) {
$vidElement = $vidTags->item(0);
$vidSource = $vidElement->getAttribute('src');
$fetch = explode("embed/", $vidSource);
if (isset($fetch[1])) {
$vidThumb = '//img.youtube.com/vi/' . $fetch[1] . '/default.jpg';
return '<div class="thumbnail" style="background-image:url(' . $vidThumb . ');"></div>';
}
} else {
if (!empty($default)) {
return '<div class="thumbnail" style="background-image:url(' . $default . ');"></div>';
}
}
} else {
}
}
}
// Return edit tab on post
function tab($p)
{
$user = $_SESSION[config("site.url")]['user'];
$role = user('role', $user);
if (isset($p->author)) {
if ($user === $p->author || $role === 'admin') {
echo '<div class="tab"><a href="' . $p->url . '">View</a><a href="' . $p->url . '/edit?destination=post">Edit</a></div>';
}
} else {
echo '<div class="tab"><a href="' . $p->url . '">View</a><a href="' . $p->url . '/edit?destination=post">Edit</a></div>';
}
}
// Use base64 encode image to speed up page load time.
function base64_encode_image($filename = string, $filetype = string)
{
if ($filename) {
$imgbinary = fread(fopen($filename, "r"), filesize($filename));
return 'data:image/' . $filetype . ';base64,' . base64_encode($imgbinary);
}
}
// Social links
function social($imgDir = null)
{
$twitter = config('social.twitter');
$facebook = config('social.facebook');
$google = config('social.google');
$tumblr = config('social.tumblr');
$rss = site_url() . 'feed/rss';
if ($imgDir === null) {
$imgDir = "default/img/";
}
if (!empty($twitter)) {
echo '<a href="' . $twitter . '" target="_blank"><img src="' . site_url() . 'themes/' . $imgDir . 'twitter.png" width="32" height="32" alt="Twitter"/></a>';
}
if (!empty($facebook)) {
echo '<a href="' . $facebook . '" target="_blank"><img src="' . site_url() . 'themes/' . $imgDir . 'facebook.png" width="32" height="32" alt="Facebook"/></a>';
}
if (!empty($google)) {
echo '<a href="' . $google . '" target="_blank"><img src="' . site_url() . 'themes/' . $imgDir . 'googleplus.png" width="32" height="32" alt="Google+"/></a>';
}
if (!empty($tumblr)) {
echo '<a href="' . $tumblr . '" target="_blank"><img src="' . site_url() . 'themes/' . $imgDir . 'tumblr.png" width="32" height="32" alt="Tumblr"/></a>';
}
echo '<a href="' . $rss . '" target="_blank"><img src="' . site_url() . 'themes/' . $imgDir . 'rss.png" width="32" height="32" alt="RSS Feed"/></a>';
}
// Copyright
function copyright()
{
$blogcp = blog_copyright();
$credit = 'Proudly powered by <a href="http://www.htmly.com" target="_blank">HTMLy</a>.';
if (!empty($blogcp)) {
return $copyright = '<p>' . $blogcp . '</p><p>' . $credit . '</p>';
} else {
return $credit = '<p>' . $credit . '</p>';
}
}
// Disqus on post.
function disqus($title = null, $url = null)
{
$comment = config('comment.system');
$disqus = config('disqus.shortname');
$script = <<<EOF
<script type="text/javascript">
var disqus_shortname = '{$disqus}';
var disqus_title = '{$title}';
var disqus_url = '{$url}';
(function () {
var dsq = document.createElement('script'); dsq.type = 'text/javascript'; dsq.async = true;
dsq.src = '//' + disqus_shortname + '.disqus.com/embed.js';
(document.getElementsByTagName('head')[0] || document.getElementsByTagName('body')[0]).appendChild(dsq);
})();
</script>
EOF;
if (!empty($disqus) && $comment == 'disqus') {
return $script;
}
}
// Disqus comment count on teaser
function disqus_count()
{
$comment = config('comment.system');
$disqus = config('disqus.shortname');
$script = <<<EOF
<script type="text/javascript">
var disqus_shortname = '{$disqus}';
(function () {
var dsq = document.createElement('script'); dsq.type = 'text/javascript'; dsq.async = true;
dsq.src = '//' + disqus_shortname + '.disqus.com/count.js';
(document.getElementsByTagName('head')[0] || document.getElementsByTagName('body')[0]).appendChild(dsq);
})();
</script>
EOF;
if (!empty($disqus) && $comment == 'disqus') {
return $script;
}
}
// Disqus recent comments
function recent_comments()
{
$comment = config('comment.system');
$disqus = config('disqus.shortname');
$script = <<<EOF
<script type="text/javascript" src="//{$disqus}.disqus.com/recent_comments_widget.js?num_items=5&hide_avatars=0&avatar_size=48&excerpt_length=200&hide_mods=0"></script>
EOF;
if (!empty($disqus) && $comment == 'disqus') {
return $script;
}
}
// Facebook comments
function facebook()
{
$comment = config('comment.system');
$appid = config('fb.appid');
$script = <<<EOF
<div id="fb-root"></div>
<script>(function (d, s, id) {
var js, fjs = d.getElementsByTagName(s)[0];
if (d.getElementById(id)) return;
js = d.createElement(s);
js.id = id;
js.src = "//connect.facebook.net/en_US/all.js#xfbml=1&appId={$appid}";
fjs.parentNode.insertBefore(js, fjs);
}(document, 'script', 'facebook-jssdk'));
</script>
<style>.fb-comments, .fb_iframe_widget span, .fb-comments iframe {width: 100%!important;}</style>
EOF;
if (!empty($appid) && $comment == 'facebook') {
return $script;
}
}
// Google Publisher (Google+ page).
function publisher()
{
$publisher = config('google.publisher');
if (!empty($publisher)) {
return $publisher;
}
}
// Google Analytics
function analytics($analyticsDir = null)
{
$analytics = config('google.analytics.id');
if ($analyticsDir === null) {
$analyticsDir = '//www.google-analytics.com/analytics.js';
} else {
$analyticsDir = site_url() . 'themes/' . $analyticsDir . 'analytics.js';
}
$script = <<<EOF
<script>
(function (i,s,o,g,r,a,m) {i['GoogleAnalyticsObject']=r;i[r]=i[r]||function () {
(i[r].q=i[r].q||[]).push(arguments)},i[r].l=1*new Date();a=s.createElement(o),
m=s.getElementsByTagName(o)[0];a.async=1;a.src=g;m.parentNode.insertBefore(a,m)
})(window,document,'script','{$analyticsDir}','ga');
ga('create', '{$analytics}', 'auto');
ga('send', 'pageview');
</script>
EOF;
if (!empty($analytics)) {
return $script;
}
}
// Menu
function menu($custom = null)
{
$menu = config('blog.menu');
$req = $_SERVER['REQUEST_URI'];
if (!empty($menu)) {
$links = explode('|', $menu);
echo '<ul class="nav navbar-nav ' . $custom . '">';
$i = 0;
$len = count($links);
foreach ($links as $link) {
if ($i == 0) {
$class = 'item first';
} elseif ($i == $len - 1) {
$class = 'item last';
} else {
$class = 'item';
}
$i++;
$anc = explode('->', $link);
if (isset($anc[0]) && isset($anc[1])) {
if (strpos(rtrim($anc[1], '/') . '/', site_url()) !== false) {
$id = substr($link, strrpos($link, '/') + 1);
$file = 'content/static/' . $id . '.md';
if (file_exists($file)) {
if (strpos($req, $id) !== false) {
echo '<li class="' . $class . ' active"><a href="' . $anc[1] . '">' . $anc[0] . '</a></li>';
} else {
echo '<li class="' . $class . '"><a href="' . $anc[1] . '">' . $anc[0] . '</a></li>';
}
} else {
if (rtrim($anc[1], '/') . '/' == site_url()) {
if ($req == site_path() . '/') {
echo '<li class="' . $class . ' active"><a href="' . site_url() . '">' . config('breadcrumb.home') . '</a></li>';
} else {
echo '<li class="' . $class . '"><a href="' . site_url() . '">' . config('breadcrumb.home') . '</a></li>';
}
} else {
echo '<li class="' . $class . '"><a target="_blank" href="' . $anc[1] . '">' . $anc[0] . '</a></li>';
}
}
} else {
echo '<li class="' . $class . '"><a target="_blank" href="' . $anc[1] . '">' . $anc[0] . '</a></li>';
}
}
}
echo '</ul>';
} else {
get_menu($custom);
}
}
// Get the title from file
function get_title_from_file($v)
{
// Get the contents and convert it to HTML
$content = MarkdownExtra::defaultTransform(file_get_contents($v));
$replaced = substr($v, 0, strrpos($v, '/')) . '/';
$base = str_replace($replaced, '', $v);
// Extract the title and body
return get_content_tag('t', $content, str_replace('-', ' ', str_replace('.md', '', $base)));
}
// Auto generate menu from static page
function get_menu($custom)
{
$posts = get_static_pages();
$req = $_SERVER['REQUEST_URI'];
if (!empty($posts)) {
krsort($posts);
echo '<ul class="nav navbar-nav ' . $custom . '">';
if ($req == site_path() . '/') {
echo '<li class="item first active"><a href="' . site_url() . '">' . config('breadcrumb.home') . '</a></li>';
} else {
echo '<li class="item first"><a href="' . site_url() . '">' . config('breadcrumb.home') . '</a></li>';
}
$i = 0;
$len = count($posts);
foreach ($posts as $index => $v) {
if ($i == $len - 1) {
$class = 'item last';
} else {
$class = 'item';
}
$i++;
// Replaced string
$replaced = substr($v, 0, strrpos($v, '/')) . '/';
$base = str_replace($replaced, '', $v);
$url = site_url() . str_replace('.md', '', $base);
$title = get_title_from_file($v);
if ($req == site_path() . "/" . str_replace('.md', '', $base)) {
$active = ' active';
$reqBase = '';
} else {
$active = '';
}
$subPages = get_static_sub_pages(str_replace('.md', '', $base));
if (!empty($subPages)) {
echo '<li class="' . $class . $active .' dropdown">';
echo '<a class="dropdown-toggle" data-toggle="dropdown" href="' . $url . '">' . ucwords($title) . '<b class="caret"></b></a>';
echo '<ul class="subnav dropdown-menu" role="menu">';
$iSub = 0;
$countSub = count($subPages);
foreach ($subPages as $index => $sp) {
$classSub = "item";
if ($iSub == 0) {
$classSub .= " first";
}
if ($iSub == $countSub - 1) {
$classSub .= " last";
}
$replacedSub = substr($sp, 0, strrpos($sp, '/')) . '/';
$baseSub = str_replace($replacedSub, '', $sp);
if ($req == site_path() . "/" . str_replace('.md', '', $base) . "/" . str_replace('.md', '', $baseSub)) {
$classSub .= ' active';
}
$urlSub = $url . "/" . str_replace('.md', '', $baseSub);
echo '<li class="' . $classSub . '"><a href="' . $urlSub . '">' . get_title_from_file($sp) . '</a></li>';
$iSub++;
}
echo '</ul>';
} else {
echo '<li class="' . $class . $active .'">';
echo '<a href="' . $url . '">' . ucwords($title) . '</a>';
}
echo '</li>';
}
echo '</ul>';
} else {
echo '<ul class="nav navbar-nav ' . $custom . '">';
if ($req == site_path() . '/') {
echo '<li class="item first active"><a href="' . site_url() . '">' . config('breadcrumb.home') . '</a></li>';
} else {
echo '<li class="item first"><a href="' . site_url() . '">' . config('breadcrumb.home') . '</a></li>';
}
echo '</ul>';
}
}
// Search form
function search($text = null)
{
if(!empty($text)) {
echo <<<EOF
<form id="search-form" method="get">
<input type="text" class="search-input" name="search" value="{$text}" onfocus="if (this.value == '{$text}') {this.value = '';}" onblur="if (this.value == '') {this.value = '{$text}';}">
<input type="submit" value="{$text}" class="search-button">
</form>
EOF;
} else {
echo <<<EOF
<form id="search-form" method="get">
<input type="text" class="search-input" name="search" value="Search" onfocus="if (this.value == 'Search') {this.value = '';}" onblur="if (this.value == '') {this.value = 'Search';}">
<input type="submit" value="Search" class="search-button">
</form>
EOF;
}
if (isset($_GET['search'])) {
$url = site_url() . 'search/' . $_GET['search'];
header("Location: $url");
}
}
// The not found error
function not_found()
{
header($_SERVER["SERVER_PROTOCOL"] . " 404 Not Found");
render('404', null, false);
die();
}
// Turn an array of posts into an RSS feed
function generate_rss($posts)
{
$feed = new Feed();
$channel = new Channel();
$rssLength = config('rss.char');
$channel
->title(blog_title())
->description(blog_description())
->url(site_url())
->appendTo($feed);
foreach ($posts as $p) {
if (!empty($rssLength)) {
if (strlen(strip_tags($p->body)) < config('rss.char')) {
$string = preg_replace('/\s\s+/', ' ', strip_tags($p->body));
$body = $string . '...' . ' <a class="readmore" href="' . $p->url . '#more">more</a>';
} else {
$string = preg_replace('/\s\s+/', ' ', strip_tags($p->body));
$string = substr($string, 0, config('rss.char'));
$string = substr($string, 0, strrpos($string, ' '));
$body = $string . '...' . ' <a class="readmore" href="' . $p->url . '#more">more</a>';
}
} else {
$body = $p->body;
}
$item = new Item();
$tags = explode(',', str_replace(' ', '', strip_tags($p->tag)));
foreach ($tags as $tag) {
$item
->category($tag, site_url() . 'tag/' . $tag);
}
$item
->title($p->title)
->pubDate($p->date)
->description($body)
->url($p->url)
->appendTo($channel);
}
echo $feed;
}
// Return post, archive url for sitemap
function sitemap_post_path()
{
$posts = get_post_sorted();
$tmp = array();
foreach ($posts as $index => $v) {
$post = new stdClass;
$filepath = $v['dirname'] . '/' . $v['basename'];
// Extract the date
$arr = explode('_', $filepath);
// Replaced string
$replaced = substr($arr[0], 0, strrpos($arr[0], '/')) . '/';
// Author string
$str = explode('/', $replaced);
$author = $str[count($str) - 3];
$post->authorUrl = site_url() . 'author/' . $author;
$dt = str_replace($replaced, '', $arr[0]);
$t = str_replace('-', '', $dt);
$time = new DateTime($t);
$timestamp = $time->format("Y-m-d H:i:s");
// The post date
$post->date = strtotime($timestamp);
// The archive per day
$post->archiveday = site_url() . 'archive/' . date('Y-m-d', $post->date);
// The archive per day
$post->archivemonth = site_url() . 'archive/' . date('Y-m', $post->date);
// The archive per day
$post->archiveyear = site_url() . 'archive/' . date('Y', $post->date);
// The post URL
$post->url = site_url() . date('Y/m', $post->date) . '/' . str_replace('.md', '', $arr[2]);
$tmp[] = $post;
}
return $tmp;
}
// Return static page path for sitemap
function sitemap_page_path()
{
$posts = get_static_pages();
$tmp = array();
if (!empty($posts)) {
foreach ($posts as $index => $v) {
$post = new stdClass;
// Replaced string
$replaced = substr($v, 0, strrpos($v, '/')) . '/';
// The static page URL
$url = str_replace($replaced, '', $v);
$post->url = site_url() . str_replace('.md', '', $url);
$tmp[] = $post;
}
}
return $tmp;
}
// Generate sitemap.xml.
function generate_sitemap($str)
{
header('X-Robots-Tag: noindex');
echo '<?xml version="1.0" encoding="UTF-8"?>';
if ($str == 'index') {
echo '<sitemapindex xmlns="http://www.sitemaps.org/schemas/sitemap/0.9">';
echo '<sitemap><loc>' . site_url() . 'sitemap.base.xml</loc></sitemap>';
echo '<sitemap><loc>' . site_url() . 'sitemap.post.xml</loc></sitemap>';
echo '<sitemap><loc>' . site_url() . 'sitemap.static.xml</loc></sitemap>';
echo '<sitemap><loc>' . site_url() . 'sitemap.tag.xml</loc></sitemap>';
echo '<sitemap><loc>' . site_url() . 'sitemap.archive.xml</loc></sitemap>';
echo '<sitemap><loc>' . site_url() . 'sitemap.author.xml</loc></sitemap>';
echo '</sitemapindex>';
} elseif ($str == 'base') {
echo '<urlset xmlns="http://www.sitemaps.org/schemas/sitemap/0.9">';
echo '<url><loc>' . site_url() . '</loc><priority>1.0</priority></url>';
echo '</urlset>';
} elseif ($str == 'post') {
$posts = sitemap_post_path();
echo '<urlset xmlns="http://www.sitemaps.org/schemas/sitemap/0.9">';
foreach ($posts as $p) {
echo '<url><loc>' . $p->url . '</loc><priority>0.5</priority></url>';
}
echo '</urlset>';
} elseif ($str == 'static') {
$posts = sitemap_page_path();
echo '<urlset xmlns="http://www.sitemaps.org/schemas/sitemap/0.9">';
if (!empty($posts)) {
foreach ($posts as $p) {
echo '<url><loc>' . $p->url . '</loc><priority>0.5</priority></url>';
}
}
echo '</urlset>';
} elseif ($str == 'tag') {
$posts = get_post_unsorted();
$tags = array();
if (!empty($posts)) {
foreach ($posts as $index => $v) {
$arr = explode('_', $v);
$data = $arr[1];
$mtag = explode(',', $data);
foreach ($mtag as $etag) {
$tags[] = $etag;
}
}
foreach ($tags as $t) {
$tag[] = site_url() . 'tag/' . $t;
}
echo '<urlset xmlns="http://www.sitemaps.org/schemas/sitemap/0.9">';
if (isset($tag)) {
$tag = array_unique($tag, SORT_REGULAR);
foreach ($tag as $t) {
echo '<url><loc>' . $t . '</loc><priority>0.5</priority></url>';
}
}
echo '</urlset>';
}
} elseif ($str == 'archive') {
$posts = sitemap_post_path();
$day = array();
$month = array();
$year = array();
foreach ($posts as $p) {
$day[] = $p->archiveday;
$month[] = $p->archivemonth;
$year[] = $p->archiveyear;
}
$day = array_unique($day, SORT_REGULAR);
$month = array_unique($month, SORT_REGULAR);
$year = array_unique($year, SORT_REGULAR);
echo '<urlset xmlns="http://www.sitemaps.org/schemas/sitemap/0.9">';
foreach ($day as $d) {
echo '<url><loc>' . $d . '</loc><priority>0.5</priority></url>';
}
foreach ($month as $m) {
echo '<url><loc>' . $m . '</loc><priority>0.5</priority></url>';
}
foreach ($year as $y) {
echo '<url><loc>' . $y . '</loc><priority>0.5</priority></url>';
}
echo '</urlset>';
} elseif ($str == 'author') {
$posts = sitemap_post_path();
$author = array();
foreach ($posts as $p) {
$author[] = $p->authorUrl;
}
$author = array_unique($author, SORT_REGULAR);
echo '<urlset xmlns="http://www.sitemaps.org/schemas/sitemap/0.9">';
foreach ($author as $a) {
echo '<url><loc>' . $a . '</loc><priority>0.5</priority></url>';
}
echo '</urlset>';
}
}
// Function to generate OPML file
function generate_opml()
{
$opml_data = array(
'head' => array(
'title' => blog_title() . ' OPML File',
'ownerName' => blog_title(),
'ownerId' => site_url()
),
'body' => array(
array(
'text' => blog_title(),
'description' => blog_description(),
'htmlUrl' => site_url(),
'language' => 'unknown',
'title' => blog_title(),
'type' => 'rss',
'version' => 'RSS2',
'xmlUrl' => site_url() . 'feed/rss'
)
)
);
$opml = new opml($opml_data);
echo $opml->render();
}
// Turn an array of posts into a JSON
function generate_json($posts)
{
return json_encode($posts);
}
// Create Zip files
function Zip($source, $destination, $include_dir = false)
{
if (!extension_loaded('zip') || !file_exists($source)) {
return false;
}
if (file_exists($destination)) {
unlink($destination);
}
$zip = new ZipArchive();
if (!$zip->open($destination, ZIPARCHIVE::CREATE)) {
return false;
}
if (is_dir($source) === true) {
$files = new RecursiveIteratorIterator(new RecursiveDirectoryIterator($source), RecursiveIteratorIterator::SELF_FIRST);
foreach ($files as $file) {
$file = str_replace('\\', '/', $file);
// Ignore "." and ".." folders
if (in_array(substr($file, strrpos($file, '/') + 1), array('.', '..')))
continue;
if (is_dir($file) === true) {
$zip->addEmptyDir(str_replace($source . '/', '', $file . '/'));
} elseif (is_file($file) === true) {
$zip->addFromString(str_replace($source . '/', '', $file), file_get_contents($file));
}
}
} elseif (is_file($source) === true) {
$zip->addFromString(basename($source), file_get_contents($source));
}
return $zip->close();
}
// TRUE if the current page is an index page like frontpage, tag index, archive index and search index.
function is_index()
{
$req = $_SERVER['REQUEST_URI'];
if (strpos($req, '/archive/') !== false || strpos($req, '/tag/') !== false || strpos($req, '/search/') !== false || $req == site_path() . '/' || strpos($req, site_path() . '/?page') !== false) {
return true;
} else {
return false;
}
}
// TRUE if the current page is the front page.
function is_front($value = null)
{
if (!empty($value)) {
return true;
} else {
return false;
}
}
// TRUE if the current page is tag index.
function is_tag($value = null)
{
if (!empty($value)) {
return true;
} else {
return false;
}
}
// TRUE if the current page is archive index.
function is_archive($value = null)
{
if (!empty($value)) {
return true;
} else {
return false;
}
}
// TRUE if the current page is search index.
function is_search($value = null)
{
if (!empty($value)) {
return true;
} else {
return false;
}
}
// TRUE if the current page is profile page.
function is_profile($value = null)
{
if (!empty($value)) {
return true;
} else {
return false;
}
}
// TRUE if the current page is post page.
function is_post($value = null)
{
if (!empty($value)) {
return true;
} else {
return false;
}
}
// TRUE if the current page is static page page.
function is_page($value = null)
{
if (!empty($value)) {
return true;
} else {
return false;
}
}
// TRUE if the current page is sub static page.
function is_subpage($value = null)
{
if (!empty($value)) {
return true;
} else {
return false;
}
}
// Return blog title
function blog_title()
{
return config('blog.title');
}
// Return blog tagline
function blog_tagline()
{
return config('blog.tagline');
}
// Return blog description
function blog_description()
{
return config('blog.description');
}
// Return blog copyright
function blog_copyright()
{
return config('blog.copyright');
}
// Return author info. Deprecated
function authorinfo($name = null, $about = null)
{
if (config('author.info') == 'true') {
return '<div class="author-info"><h4>by <strong>' . $name . '</strong></h4>' . $about . '</div>';
}
}
// Output head contents
function head_contents()
{
$styleImage = config('lightbox');
$jq = config('jquery');
$output = '';
$wmt_id = config('google.wmt.id');
$favicon = '<link rel="icon" type="image/x-icon" href="' . site_url() . 'favicon.ico" />';
$charset = '<meta charset="utf-8" />';
$generator = '<meta name="generator" content="htmly" />';
$xua = '<meta http-equiv="X-UA-Compatible" content="IE=edge" />';
$viewport = '<meta name="viewport" content="width=device-width, initial-scale=1, maximum-scale=1, user-scalable=no" />';
$sitemap = '<link rel="sitemap" href="' . site_url() . 'sitemap.xml" />';
$feed = '<link rel="alternate" type="application/rss+xml" title="' . blog_title() . ' Feed" href="' . site_url() . 'feed/rss" />';
$lightboxcss = '<link href="' . site_url() . 'system/plugins/lightbox/css/lightbox.css" rel="stylesheet" />';
$jquery = '<script src="https://ajax.googleapis.com/ajax/libs/jquery/2.1.4/jquery.min.js"></script>';
$lightbox = '<script src="' . site_url() . 'system/plugins/lightbox/js/lightbox-2.6.min.js"></script>';
$corejs = '<script src="' . site_url() . 'system/resources/htmly.js"></script>';
$webmasterTools = '';
if (!empty($wmt_id)) {
$webmasterTools = '<meta name="google-site-verification" content="' . $wmt_id . '" />';
}
if ($styleImage == 'on') {
$output .= $charset . "\n" . $xua . "\n" . $viewport . "\n" . $generator . "\n" . $favicon . $sitemap . "\n" . $feed . "\n" . $lightboxcss . "\n" . $jquery . "\n" . $lightbox . "\n" . $corejs . "\n" . $webmasterTools . "\n";
} else {
if ($jq == 'enable') {
$output .= $charset . "\n" . $xua . "\n" . $viewport . "\n" . $generator . "\n" . $favicon . "\n" . $sitemap . "\n" . $feed . "\n" . $jquery . "\n" . $webmasterTools. "\n";
} else {
$output .= $charset . "\n" . $xua . "\n" . $viewport . "\n" . $generator . "\n" . $favicon . "\n" . $sitemap . "\n" . $feed . "\n" . $webmasterTools. "\n";
}
}
return $output;
}
// Return toolbar
function toolbar()
{
$user = $_SESSION[config("site.url")]['user'];
$role = user('role', $user);
$base = site_url();
echo <<<EOF
<link href="{$base}themes/default/css/toolbar.css" rel="stylesheet" />
EOF;
echo '<div id="toolbar"><ul>';
echo '<li><a href="' . $base . 'admin">Admin</a></li>';
if ($role === 'admin') {
echo '<li><a href="' . $base . 'admin/posts">Posts</a></li>';
}
echo '<li><a href="' . $base . 'admin/mine">Mine</a></li>';
echo '<li><a href="' . $base . 'admin/draft">Draft</a></li>';
echo '<li><a href="' . $base . 'admin/content">Add content</a></li>';
echo '<li><a href="' . $base . 'edit/profile">Edit profile</a></li>';
echo '<li><a href="' . $base . 'admin/import">Import</a></li>';
echo '<li><a href="' . $base . 'admin/backup">Backup</a></li>';
echo '<li><a href="' . $base . 'admin/config">Config</a></li>';
echo '<li><a href="' . $base . 'admin/clear-cache">Clear cache</a></li>';
echo '<li><a href="' . $base . 'admin/update">Update</a></li>';
echo '<li><a href="' . $base . 'logout">Logout</a></li>';
echo '</ul></div>';
}
// File cache
function file_cache($request)
{
if (config('cache.off')) return;
$c = str_replace('/', '#', str_replace('?', '~', $request));
$cachefile = 'cache/page/' . $c . '.cache';
if (file_exists($cachefile)) {
header('Content-type: text/html; charset=utf-8');
readfile($cachefile);
die;
}
}
// Generate csrf token
function generate_csrf_token()
{
$_SESSION[config("site.url")]['csrf_token'] = sha1(microtime(true) . mt_rand(10000, 90000));
}
// Get csrf token
function get_csrf()
{
if (!isset($_SESSION[config("site.url")]['csrf_token']) || empty($_SESSION[config("site.url")]['csrf_token'])) {
generate_csrf_token();
}
return $_SESSION[config("site.url")]['csrf_token'];
}
// Check the csrf token
function is_csrf_proper($csrf_token)
{
if ($csrf_token == get_csrf()) {
return true;
}
return false;
}
// Add page views count
function add_view($page)
{
$filename = "cache/count.json";
$views = array();
if (file_exists($filename)) {
$views = json_decode(file_get_contents($filename), true);
}
if (isset($views[$page])) {
$views[$page]++;
} else {
$views[$page] = 1;
}
file_put_contents($filename, json_encode($views));
}
// Get the page views count
function get_views($page)
{
static $_views = array();
if (empty($_views)) {
$filename = "cache/count.json";
if (file_exists($filename)) {
$_views = json_decode(file_get_contents($filename), true);
}
}
if (isset($_views[$page])) {
return $_views[$page];
}
return -1;
}
// Get tag inside the markdown files
function get_content_tag($tag, $string, $alt = null)
{
$reg = '/\<!--' . $tag . '(.+)' . $tag . '--\>/';
$ary = array();
if (preg_match($reg, $string, $ary)) {
if (isset($ary[1])) {
$result = trim($ary[1]);
if (!empty($result)) {
return $result;
}
}
}
return $alt;
}
// Strip html comment
function remove_html_comments($content)
{
return trim(preg_replace('/(\s|)<!--(.*)-->(\s|)/', '', $content));
}
// Google recaptcha
function isCaptcha($reCaptchaResponse)
{
if (!config("google.reCaptcha")) {
return true;
}
$url = "https://www.google.com/recaptcha/api/siteverify";
$options = array(
"secret" => config("google.reCaptcha.private"),
"response" => $reCaptchaResponse,
"remoteip" => $_SERVER['REMOTE_ADDR'],
);
$fileContent = @file_get_contents($url . "?" . http_build_query($options));
if ($fileContent === false) {
return false;
}
$json = json_decode($fileContent, true);
if ($json == false) {
return false;
}
return ($json['success']);
}
// Get YouTube video ID
function get_youtube_id($url)
{
if(empty($url)) {
return;
}
preg_match("/^(?:http(?:s)?:\/\/)?(?:www\.)?(?:m\.)?(?:youtu\.be\/|youtube\.com\/(?:(?:watch)?\?(?:.*&)?v(?:i)?=|(?:embed|v|vi|user)\/))([^\?&\"'>]+)/", $url, $matches);
return $matches[1];
}
// Shorten the string
function shorten($string = null, $char = null)
{
if(empty($char) || empty($string)) {
return;
}
if (strlen(strip_tags($string)) < $char) {
$string = preg_replace('/\s\s+/', ' ', strip_tags($string));
$string = ltrim(rtrim($string));
return $string;
} else {
$string = preg_replace('/\s\s+/', ' ', strip_tags($string));
$string = ltrim(rtrim($string));
$string = substr($string, 0, $char);
$string = substr($string, 0, strrpos($string, ' '));
return $string;
}
}