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daux.io/libs/functions.php
2013-07-30 09:11:07 -05:00

396 Zeilen
11 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('libs/markdown_extended.php');
// Check for homepage
$homepage = (get_uri(false) === "") ? true : false;
// Stores the base url under which daux is running
$base_url = '/';
// Set the base url of where the script is located
if (isset($_SERVER['SCRIPT_NAME']))
{
$base_url = substr($_SERVER['SCRIPT_NAME'], 0, strrpos($_SERVER['SCRIPT_NAME'] , '/')); // find the full URL to this application from server root
}
// Daux.io Functions
function get_options() {
$options = array(
'title' => "Documentation",
'tagline' => false,
'image' => false,
'theme' => 'blue',
'date_modified' => true,
'float' => true,
'repo' => false,
'twitter' => array(),
'links' => array(),
'colors' => false,
'clean_urls' => true,
'google_analytics' => false,
'piwik_analytics' => false,
'ignore' => array()
);
// 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);
}
}
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) {
$branch = find_branch($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']));
$page['html'] = $html;
} else {
$page['title'] = "Oh no";
$page['html'] = "<h3>Oh No. That page dosn't exist</h3>";
}
return $page;
}
function find_branch($tree) {
$path = url_params();
foreach($path as $peice) {
// Check for homepage
if (empty($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() {
$url = parse_url($_SERVER['REQUEST_URI']);
$url = $url['path'];
return $url;
}
function url_params() {
$url = 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 $text;
}
function build_nav($tree, $url_params = false) {
// Remove Index
unset($tree['index']);
if (!is_array($url_params)) {
$url_params = url_params();
}
$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 == $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'].'">'.$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', '.', '..', '.DS_Store', 'Thumbs.db', '.Trashes', '.htaccess');
$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){
$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($paths);
// Loop through the paths
// while(false !== ($file = readdir($dh))){
foreach($paths as $file) {
// Check that this file or folder is not to be ignored
if(!in_array($file, $ignore)) {
$full_path = "$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 . '/index.php/' . $clean_sort;
}
else
{
$url = $clean_path . '/' . $clean_sort;
}
}
else
{
$url = $clean_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' => $url,
'tree'=> get_tree($full_path, $url, $full_title, false)
);
} else {
// File
$tree[$clean_sort] = array(
'type' => 'file',
'name' => $clean_name,
'title' => $full_title,
'path' => $full_path,
'clean' => $clean_sort,
'url' => $url,
);
}
}
$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, '/'));
}