daux.io/libs/functions.php
2014-02-22 08:54:27 +05:30

584 regels
16 KiB
PHP

<?php
// Enable for debugging
// ini_set('display_errors', 1);
// error_reporting(E_ALL);
/*
* WARNING: DO NOT EDIT THIS FILE.
* If you edit this file, you will not be able to update to new versions of
* Daux.io without overwritting your changes. Instead use the config.json file
* in the /docs folder to customize your documentation.
*
* Want to add a new feature? Send me a pull request or open an issue - https://github.com/justinwalsh/daux.io
*
* Learn more about what you can customize here: http://daux.io
*/
require_once dirname( __FILE__) . '/markdown_extended.php';
// Check for homepage
$homepage = (get_uri(false) === "") ? true : false;
// Stores the base url under which daux is running
global $base_url;
$base_url = '/';
// Set the base url of where the script is located
if (isset($_SERVER['SCRIPT_NAME']))
{
$base_url = substr($_SERVER['SCRIPT_NAME'], 0, strrpos($_SERVER['SCRIPT_NAME'] , '/')); // find the full URL to this application from server root
}
// Hide annoying date() Warnings due to no Timezone being set.
if( ! ini_get('date.timezone') )
{
date_default_timezone_set('GMT');
}
function get_base_url()
{
global $base_url;
return $base_url;
};
// Daux.io Functions
function get_options() {
$options = array(
'title' => "Documentation",
'tagline' => false,
'image' => false,
'theme' => 'blue',
'docs_path' => 'docs',
'date_modified' => true,
'float' => true,
'repo' => false,
'toggle_code' => false,
'twitter' => array(),
'links' => array(),
'colors' => false,
'clean_urls' => true,
'google_analytics' => false,
'piwik_analytics' => false,
'piwik_analytics_id' => 1,
'ignore' => array(),
'languages' => array(),
'file_editor' => false,
'template' => 'default'
);
// Load User Config
$config_file = './docs/config.json';
if (file_exists($config_file)) {
$config = json_decode(file_get_contents($config_file), true);
$options = array_merge($options, $config);
}
if ($options['theme'] !== 'custom') {
// Load Theme
if (!in_array($options['theme'], array("blue","navy","green","red"))) {
echo "<strong>Daux.io Config Error:</strong><br>The theme you set is not not a valid option. Please use one of the following options: " . join(array_keys($themes), ', ') . ' or <a href="http://daux.io">learn more</a> about how to customize the colors.';
exit;
}
} else {
if (empty($options['colors'])) {
echo '<strong>Daux.io Config Error:</strong><br>You are trying to use a custom theme, but did not setup your color options in the config. <a href="http://daux.io">Learn more</a> about how to customize the colors.';
exit;
}
}
return $options;
}
function homepage_url($tree) {
// Check for homepage
if (isset($tree['index'])) {
return '/';
} else {
return docs_url($tree, false);
}
}
function docs_url($tree, $branch = false) {
// Get next branch
if (!$branch) {
$branch = current($tree);
}
if ($branch['type'] === 'file') {
return $branch['url'];
} else if (!empty($branch['tree'])) {
return docs_url($branch['tree']);
} else {
// Try next folder...
$branch = next($tree);
if ($branch) {
return docs_url($tree, $branch);
} else {
echo '<strong>Daux.io Config Error:</strong><br>Unable to find the first page in the /docs folder. Double check you have at least one file in the root of of the /docs folder. Also make sure you do not have any empty folders. Visit the docs to <a href="http://daux.io">learn more</a> about how the default routing works.';
exit;
}
}
}
function load_page($tree, $url_params) {
if (count($url_params) > 0) {
$branch = find_branch($tree, $url_params);
} else {
$branch = current($tree);
}
$page = array();
if (isset($branch['type']) && $branch['type'] == 'file') {
$html = '';
if ($branch['name'] !== 'index') {
$page['title'] = $branch['title'];
$page['modified'] = filemtime($branch['path']);
}
$html .= MarkdownExtended(file_get_contents($branch['path']));
// Markdown editor related
$page['markdown'] = file_get_contents($branch['path']);
$page['path'] = $branch['path'];
$page['html'] = $html;
} else {
$page['title'] = "Oh no";
$page['html'] = "<h3>Oh No. That page doesn't exist</h3>";
}
return $page;
}
function find_branch($tree, $url_params) {
foreach($url_params as $peice) {
// Support for cyrillic URLs
$peice = urldecode($peice);
// Check for homepage
if (empty($peice)) {
$peice = 'index';
}
if (isset($tree[$peice])) {
if ($tree[$peice]['type'] == 'folder') {
$tree = $tree[$peice]['tree'];
} else {
$tree = $tree[$peice];
}
} else {
return false;
}
}
return $tree;
}
function url_path() {
$url = parse_url((isset($_SERVER['REQUEST_URI']))?$_SERVER['REQUEST_URI']:'');
$url = $url['path'];
return $url;
}
function url_params() {
$url = rawurldecode(get_uri());
$params = explode('/', trim($url, '/'));
return $params;
}
function clean_sort($text) {
// Remove .md file extension
$text = str_replace('.md', '', $text);
// Remove sort placeholder
$parts = explode('_', $text);
if (isset($parts[0]) && is_numeric($parts[0])) {
unset($parts[0]);
}
$text = implode('_', $parts);
return $text;
}
function clean_name($text) {
$text = str_replace('_', ' ', $text);
return $text;
}
function RFC3986UrlEncode($string) {
$entities = array('%21', '%2A', '%27', '%28', '%29', '%3B', '%3A', '%40', '%26', '%3D', '%2B', '%24', '%2C', '%2F', '%3F', '%25', '%23', '%5B', '%5D');
$replacements = array('!', '*', "'", "(", ")", ";", ":", "@", "&", "=", "+", "$", ",", "/", "?", "%", "#", "[", "]");
return str_replace($entities, $replacements, urlencode($string));
}
function build_nav($tree, $url_params) {
// Remove Index
unset($tree['index']);
$url_path = url_path();
$html = '<ul class="nav nav-list">';
foreach($tree as $key => $val) {
// Active Tree Node
if (isset($url_params[0]) && $url_params[0] == $val['clean']) {
array_shift($url_params);
// Final Node
if ($url_path == RFC3986UrlEncode($val['url'])) {
$html .= '<li class="active">';
} else {
$html .= '<li class="open">';
}
} else {
$html .= '<li>';
}
if ($val['type'] == 'folder') {
$html .= '<a href="#" class="aj-nav folder">'.$val['name'].'</a>';
$html .= build_nav($val['tree'], $url_params);
} else {
$html .= '<a href="'.$val['url'].((CLI)?'.html':'').'">'.$val['name'].'</a>';
}
$html .= '</li>';
}
$html .= '</ul>';
return $html;
}
function get_ignored() {
// TODO: Add support for wildcards
// TODO: Add support for specific paths, i.e. /Publish/Somefile.md vs. /Don't_Publish/Somefile.md
$options = get_options();
$default_ignored_files = array('config.json', 'cgi-bin', 'Thumbs.db');
$default_ignored_folders = array(); // To allow for easy addition of default folders if found necessary in the future
$user_ignored_files = array();
$user_ignored_folders = array();
// Check if ignore settings exist
if(array_key_exists('ignore', $options)) {
if(array_key_exists('files', $options['ignore'])) {
$user_ignored_files = $options['ignore']['files'];
}
if(array_key_exists('folders', $options['ignore'])) {
$user_ignored_folders = $options['ignore']['folders'];
}
}
// Merge all ignore arrays together
$all_ignored = array_merge($default_ignored_files, $default_ignored_folders, $user_ignored_files, $user_ignored_folders);
// Return array of all ignored files and folders
return $all_ignored;
}
function get_tree($path = '.', $clean_path = '', $title = '', $first = true, $language = null, &$flat_tree = null){
$options = get_options();
$tree = array();
$ignore = get_ignored();
$dh = @opendir($path);
$index = 0;
// Build array of paths
$paths = array();
while(false !== ($file = readdir($dh))){
$paths[$file] = $file;
}
// Close the directory handle
closedir($dh);
// Sort paths
sort($paths);
if ($first && $language !== null) {
$language_path = $language . "/";
} else {
$language_path = "";
}
// Loop through the paths
// while(false !== ($file = readdir($dh))){
foreach($paths as $file) {
// Check that this file or folder is not to be ignored
if(!in_array($file, $ignore) && $file[0] !== '.') {
$full_path = "$path/$file";
$clean_sort = clean_sort($file);
// If clean_urls is set to false and this is the first branch of the tree, append index.php to the clean_path.
if($options['clean_urls'] == false)
{
if($first)
{
$url = $clean_path . '/' . $language_path . 'index.php/' . $clean_sort;
}
else
{
$url = $clean_path . '/' . $language_path . $clean_sort;
}
}
else
{
$url = $clean_path . '/' . $language_path . $clean_sort;
}
$clean_name = clean_name($clean_sort);
// Title
if (empty($title)) {
$full_title = $clean_name;
} else {
$full_title = $title . ': ' . $clean_name;
}
if(is_dir("$path/$file")) {
// Directory
$tree[$clean_sort] = array(
'type' => 'folder',
'name' => $clean_name,
'title' => $full_title,
'path' => $full_path,
'clean' => $clean_sort,
'url' => $url,
'tree'=> (isset($flat_tree) && $flat_tree!==NULL)?
get_tree($full_path, $url, $full_title, false, $language, $flat_tree):
get_tree($full_path, $url, $full_title, false, $language)
);
} else {
// File
$tree[$clean_sort] = array(
'type' => 'file',
'name' => $clean_name,
'title' => $full_title,
'path' => $full_path,
'clean' => $clean_sort,
'url' => $url,
);
if(isset($flat_tree) && $flat_tree!==NULL)
array_push($flat_tree, $tree[$clean_sort]);
}
}
$index++;
}
return $tree;
}
/**
* Get's the current "pretty" URI from the URL. It will also correct the QUERY_STRING server var and the $_GET array.
* It supports all forms of mod_rewrite and the following forms of URL:
*
* http://example.com/index.php/foo (returns '/foo')
* http://example.com/index.php?/foo (returns '/foo')
* http://example.com/index.php/foo?baz=bar (returns '/foo')
* http://example.com/index.php?/foo?baz=bar (returns '/foo')
*
* Similarly using mod_rewrite to remove index.php:
* http://example.com/foo (returns '/foo')
* http://example.com/foo?baz=bar (returns '/foo')
*
* @author Dan Horrigan <http://dhorrigan.com>
* @copyright Dan Horrigan
* @license MIT License <http://www.opensource.org/licenses/mit-license.php>
* @param bool $prefix_slash whether to return the uri with a '/' in front
* @return string the uri
*/
function get_uri($prefix_slash = true)
{
if (isset($_SERVER['PATH_INFO']))
{
$uri = $_SERVER['PATH_INFO'];
}
elseif (isset($_SERVER['REQUEST_URI']))
{
$uri = $_SERVER['REQUEST_URI'];
if (strpos($uri, $_SERVER['SCRIPT_NAME']) === 0)
{
$uri = substr($uri, strlen($_SERVER['SCRIPT_NAME']));
}
elseif (strpos($uri, dirname($_SERVER['SCRIPT_NAME'])) === 0)
{
$uri = substr($uri, strlen(dirname($_SERVER['SCRIPT_NAME'])));
}
// This section ensures that even on servers that require the URI to be in the query string (Nginx) a correct
// URI is found, and also fixes the QUERY_STRING server var and $_GET array.
if (strncmp($uri, '?/', 2) === 0)
{
$uri = substr($uri, 2);
}
$parts = preg_split('#\?#i', $uri, 2);
$uri = $parts[0];
if (isset($parts[1]))
{
$_SERVER['QUERY_STRING'] = $parts[1];
parse_str($_SERVER['QUERY_STRING'], $_GET);
}
else
{
$_SERVER['QUERY_STRING'] = '';
$_GET = array();
}
$uri = parse_url($uri, PHP_URL_PATH);
}
else
{
// Couldn't determine the URI, so just return false
return false;
}
// Do some final cleaning of the URI and return it
return ($prefix_slash ? '/' : '').str_replace(array('//', '../'), '/', trim($uri, '/'));
}
function handle_editor_post($post, $page) {
if(file_exists($page["path"])) {
file_put_contents($page["path"], $post["markdown"]);
} else {
throw new Exception("File doesn't exist", 1);
}
}
/**
* Generate the page using the correct $url_params
*/
function generate_page($options, $url_params, $base_url, $return=FALSE, &$flat_tree=NULL){
//documentation folder defined in various folder languages
if (count($options['languages']) > 0 && count($url_params) > 0 && strlen($url_params[0]) > 0) {
$language = array_shift($url_params);
$base_path = $options['docs_path']. DIRECTORY_SEPARATOR . $language;
} else {
$language = null;
$base_path = $options['docs_path'];
}
// If a timezone has been set in the config file, override the default PHP timezone for this application.
if(isset($options['timezone']))
{
date_default_timezone_set($options['timezone']);
}
$tree = (isset($flat_tree))?
get_tree($base_path, $base_url, '', true, $language,$flat_tree):
get_tree($base_path, $base_url, '', true, $language);
// If a language is set in the config, rewrite urls based on the language
if (! isset($language) || $language === null) {
$homepage_url = homepage_url($tree);
} else {
$homepage_url = "/";
}
if($url_params[0]=='')
$homepage = TRUE;
else
$homepage = FALSE;
// Redirect to docs, if there is no homepage
if ($homepage && $homepage_url !== '/') {
header('Location: '.docs_url($tree));
}
$docs_url = docs_url($tree);
$page = load_page($tree, $url_params);
// Handle AJAX requests for file editing
if(isset($_POST["markdown"]) && $options["file_editor"] === true) {
handle_editor_post($_POST, $page);
die;
}
ob_start();
include('template/'.$options['template'].'.tpl');
if ($return === TRUE)
{
$buffer = ob_get_contents();
@ob_end_clean();
return $buffer;
}else{
ob_end_flush();
}
}
function load_tpl_block($file, $options, $base_url){
ob_start();
include('template/'.$file.'.tpl');
$buffer = ob_get_contents();
@ob_end_clean();
return $buffer;
}
function copy_recursive($source, $dest, $ignoreList = array()){
$src_folder=str_replace(array('.','/'), '', $source);
@mkdir($dest.DIRECTORY_SEPARATOR.$src_folder);
foreach (
$iterator = new RecursiveIteratorIterator(
new RecursiveDirectoryIterator($source, RecursiveDirectoryIterator::SKIP_DOTS),
RecursiveIteratorIterator::SELF_FIRST) as $item
) {
if ($item->isDir()) {
@mkdir($dest . DIRECTORY_SEPARATOR . $src_folder . DIRECTORY_SEPARATOR .$iterator->getSubPathName());
} else {
if (!$ignoreList || !in_array($item, $ignoreList)) @copy($item, $dest . DIRECTORY_SEPARATOR .$src_folder. DIRECTORY_SEPARATOR .$iterator->getSubPathName());
}
}
}
function clean_directory($directory){
foreach (
$iterator = new RecursiveIteratorIterator(
new RecursiveDirectoryIterator($directory, RecursiveDirectoryIterator::SKIP_DOTS),
RecursiveIteratorIterator::SELF_FIRST) as $item
) {
@unlink($directory.DIRECTORY_SEPARATOR.$iterator->getSubPathName());
}
}
function relative_base($count){
$relative = '';
for ($i=0; ($i < $count); $i++ ){
if (! ($i == 0))
$relative .= '/';
$relative .= '..';
}
return $relative;
}
function clean_copy_assets($path){
@mkdir($path);
$options = $GLOBALS["options"];
//Clean
clean_directory($path);
//Copy assets
$unnecessaryImgs = array('./img/favicon.png', './img/favicon-blue.png', './img/favicon-green.png', './img/favicon-navy.png', './img/favicon-red.png');
$unnecessaryJs = array();
if ($options['colors']) {
@mkdir($path.'/less');
@mkdir($path.'/less/import');
@copy('./less/import/daux-base.less', $path.'/less/import/daux-base.less');
$unnecessaryImgs = array_diff($unnecessaryImgs, array('./img/favicon.png'));
} else {
$unnecessaryJs = array('./js/less.min.js');
@mkdir($path.'/css');
@copy('./css/daux-'.$options['theme'].'.min.css', $path.'/css/daux-'.$options['theme'].'.min.css');
$unnecessaryImgs = array_diff($unnecessaryImgs, array('./img/favicon-'.$options['theme'].'.png'));
}
copy_recursive('./img', $path.'/', $unnecessaryImgs);
copy_recursive('./js', $path.'/', $unnecessaryJs);
}