423 lines
12 KiB
PHP
423 lines
12 KiB
PHP
<?php
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/**
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* @file uri.php
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* @created_on 2018-04-13
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* @updated_on 2020-04-12
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* @author Go Namhyeon <gnh1201@gmail.com>
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* @brief URI module
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*/
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if(!is_fn("base_url")) {
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function base_url() {
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$base_url = get_config_value("base_url");
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if(empty($base_url)) {
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$base_url = sprintf("https://%s", $_SERVER['HTTP_HOST']);
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}
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return $base_url;
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}
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}
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if(!is_fn("base_api_url")) {
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function base_api_url() {
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return get_config_value("base_api_url");
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}
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}
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if(!is_fn("get_uri")) {
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function get_uri() {
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$requests = get_requests();
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$uri = get_requested_value("_uri");
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if(empty($uri)) {
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$uri = $requests["_URI"];
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}
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return $uri;
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}
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}
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if(!is_fn("read_route")) {
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function read_route() {
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$route = false;
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$config = get_config();
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$requests = get_requests();
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// get base route
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$base_route = get_value_in_array("base_route", $config, "/");
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// get requested route
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$route = get_requested_value("route");
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// get route in URI
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if(empty($route)) {
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if(loadHelper("networktool")) {
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$nevt = get_network_event();
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$uri = $requests['_URI'];
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if(strpos($uri, '?') !== false) {
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$uri = substr($uri, 0, strpos($uri, '?'));
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}
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if(strpos($uri, $base_route) == 0) {
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$_routes = explode("/", substr($nevt['self'], strlen($base_route)));
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foreach($_routes as $_route) {
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if($_route != "index.php") {
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$route = $_route;
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break;
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}
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}
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}
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}
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}
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// default route: welcome
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if(empty($route)) {
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$route = get_value_in_array("default_route", $config, "welcome");
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}
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return $route;
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}
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}
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if(!is_fn("read_requests")) {
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function read_requests($options=array()) {
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$config = get_config();
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// alternative to HTTPS
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$https = strtolower(get_value_in_array("https", $config, ""));
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if(strtoupper($https) == "JCRYPTION") {
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if(loadHelper("jCryption.lnk")) {
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jCryption_load();
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eval(jCryption_get(0));
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}
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}
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// process requests
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$requests = array(
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"_ALL" => $_REQUEST,
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"_POST" => $_POST,
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"_GET" => $_GET,
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"_URI" => get_value_in_array("REQUEST_URI", $_SERVER, false),
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"_FILES" => get_array($_FILES),
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"_RAW" => file_get_contents("php://input"),
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"_JSON" => false,
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"_SEAL" => false,
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"_CSPT" => false,
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"_SERVER" => array_map("make_safe_argument", get_array($_SERVER)),
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);
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// check if json or serialized request
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foreach(getallheaders() as $name=>$value) {
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if($name == "Content-Type") {
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$values = explode(";", $value);
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if(in_array("application/json", $values)) {
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$options['json'] = true;
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} elseif(in_array("application/vnd.php.serialized", $values)) {
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$options['serialized'] = true;
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}
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break;
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}
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}
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// check if `JSONData` request (referenced from NHBank API competition)
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$jsondata = false;
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if(!array_key_empty("JSONData", $requests['_ALL'])) {
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$options['json'] = true;
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$jsondata = get_value_in_array("JSONData", $requests['_ALL'], false);
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}
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// check if json request
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if(array_key_equals("json", $options, true)) {
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$jsondata = ($jsondata !== false) ? $jsondata : $requests['_RAW'];
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$requests['_JSON'] = json_decode($jsondata);
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}
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// check if seal(serialize) request
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if(array_key_equals("serialized", $options, true)) {
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$requests['_SEAL'] = unserialize($requests['_RAW']);
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}
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// check if cspt(catsplit) request
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if(array_key_equals("catsplit", $options, true)) {
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if(loadHelper("catsplit.format")) {
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$requests['_CSPT'] = catsplit_decode($requests['_RAW']);
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}
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}
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// with security module
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$protect_methods = array("_ALL", "_GET", "_POST", "_JSON", "_SEAL", "_MIXED");
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if(is_fn("get_clean_xss")) {
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foreach($protect_methods as $method) {
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$requested_data = get_array(get_value_in_array($method, $requests, false));
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foreach($requested_data as $k=>$v) {
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$requests[$method][$k] = is_string($v) ? get_clean_xss($v) : $v;
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}
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}
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} else {
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set_error("Disabled XSS Protection", "Security");
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show_errors();
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}
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// set alias
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$aliases = array(
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"all" => "_ALL",
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"post" => "_POST",
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"get" => "_GET",
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"uri" => "_URI",
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"files" => "_FILES",
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"raw" => "_RAW",
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"json" => "_JSON",
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"seal" => "_SEAL",
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"cspt" => "_CSPT",
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);
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foreach($aliases as $k=>$v) {
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$requests[$k] = $requests[$v];
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}
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return $requests;
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}
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}
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if(!is_fn("get_requests")) {
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function get_requests() {
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$requests = get_shared_var("requests");
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if(!is_array($requests)) {
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set_shared_var("requests", read_requests());
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}
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return get_shared_var("requests");
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}
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}
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if(!is_fn("get_final_link")) {
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function get_final_link($url, $data=array(), $entity=true) {
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$link = "";
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$url = urldecode($url);
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$params = array();
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$base_url = "";
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$query_str = "";
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$strings = explode("?", $url);
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$pos = (count($strings) > 1) ? strlen($strings[0]) : -1;
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if($pos < 0) {
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$base_url = $url;
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} else {
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$base_url = substr($url, 0, $pos);
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$query_str = substr($url, ($pos + 1));
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parse_str($query_str, $params);
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}
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foreach($data as $k=>$v) {
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$params[$k] = $v;
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}
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if(count($params) > 0) {
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$link = $base_url . "?" . http_build_query($params);
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} else {
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$link = $base_url;
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}
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if($entity == true) {
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$link = str_replace("&", "&", $link);
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}
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return $link;
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}
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}
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if(!is_fn("get_route_link")) {
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function get_route_link($route, $data=array(), $entity=true, $base_url="") {
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$_data = array(
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"route" => $route
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);
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foreach($data as $k=>$v) {
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$_data[$k] = $v;
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}
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if(empty($base_url)) {
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$base_url = base_url();
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}
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return get_final_link($base_url, $_data, $entity);
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}
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}
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// only for static resources (html, css, jpg, png, gif, ...)
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if(!is_fn("get_cdn_link")) {
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function get_cdn_link($uri) {
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$config = get_config();
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$base_url = get_value_in_array("base_url", $config, "");
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$base_cdn_url = get_value_in_array("base_cdn_url", $config, $base_url);
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return sprintf("%s%s", $base_cdn_url, $uri);
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}
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}
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// only for video resources (avi, mp4, mpeg, ...)
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if(!is_fn("get_vod_link")) {
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function get_vod_link($uri) {
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$config = get_config();
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$base_url = get_value_in_array("base_url", $config, "");
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$base_vod_url = get_value_in_array("base_vod_url", $config, $base_url);
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return sprintf("%s%s", $base_vod_url, $uri);
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}
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}
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// URI: Uniform Resource Identifier
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// URL: Uniform Resource Locator
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if(!is_fn("redirect_uri")) {
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function redirect_uri($uri, $permanent=false, $options=array()) {
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if(array_key_equals("check_origin", $options, true)) {
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if(!check_redirect_origin($uri)) {
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set_error("Invalid redirect URL");
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show_errors();
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}
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}
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header("Location: " . $uri, true, $permanent ? 301 : 302);
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exit();
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}
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}
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if(!is_fn("redirect_with_params")) {
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function redirect_with_params($uri, $data=array(), $permanent=false, $entity=false) {
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redirect_uri(get_final_link($uri, $data, $entity), $permanent);
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}
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}
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if(!is_fn("redirect_route")) {
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function redirect_route($route, $data=array()) {
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redirect_uri(get_route_link($route, $data, false));
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}
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}
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if(!is_fn("get_requested_value")) {
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function get_requested_value($name, $method="_ALL", $escape_quotes=true, $escape_tags=false) {
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$value = false;
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$requests = get_requests();
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$req_methods = array();
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if(is_array($method)) {
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$req_methods = array_merge($req_methods, $method);
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} else {
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$req_methods[] = $method;
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}
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$req_methods = array_reverse($req_methods);
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// set validated value
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foreach($req_methods as $method) {
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if(array_key_exists($method, $requests)) {
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if(is_array($requests[$method])) {
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$value = get_value_in_array($name, $requests[$method], $value);
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} elseif(is_object($requests[$method])) {
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$value = get_property_value($name, $requests[$method]);
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}
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}
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}
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if(is_string($value)) {
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// security: set escape quotes
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if($escape_quotes == true) {
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$value = addslashes($value);
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}
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// security: set escape tags
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if($escape_tags == true) {
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$value = htmlspecialchars($value);
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}
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}
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return $value;
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}
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}
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if(!is_fn("get_requested_values")) {
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function get_requested_values($names, $method="_ALL", $escape_quotes=true, $escape_tags=false) {
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$values = array();
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if(is_array($names)) {
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foreach($names as $name) {
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$values[$name] = get_requested_value($name);
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}
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}
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return $values;
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}
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}
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if(!is_fn("empty_requested_value")) {
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function empty_requested_value($name, $method="_ALL") {
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$value = get_requested_value($name, $method);
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return empty($value);
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}
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}
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if(!is_fn("get_binded_requests")) {
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function get_binded_requests($rules, $method="_ALL", $equals_kv=false) {
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$data = array();
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foreach($rules as $k=>$v) {
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if(!$equals_kv) {
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$data[$v] = get_requested_value($k); // if dictionary
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} else {
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$data[$v] = get_requested_value($v); // if non-dictionary
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}
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}
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return $data;
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}
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}
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if(!is_fn("get_array")) {
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function get_array($arr) {
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return is_array($arr) ? $arr : array();
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}
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}
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if(!is_fn("get_int")) {
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function get_int($str) {
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return intval(preg_replace('/[^0-9]/', '', $str));
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}
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}
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if(!is_fn("check_is_string_not_array")) {
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function check_is_string_not_array($str) {
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return (is_string($str) && !(is_array($str) || $str == "Array"));
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}
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}
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if(!is_fn("set_header_content_type")) {
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function set_header_content_type($type) {
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$type = strtolower($type);
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$rules = array(
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"json" => "application/json",
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"xml" => "text/xml",
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"txt" => "text/plain",
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"yaml" => "application/x-yaml",
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"html" => "text/html",
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"xhtml" => "application/xhtml+xml",
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"cspt" => "application/catsplit",
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);
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if(array_key_exists($type, $rules)) {
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header(sprintf("Content-type: %s", $rules[$type]));
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} else {
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header("Content-type: text/plain");
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}
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}
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}
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if(!is_fn("get_requested_jsondata")) {
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function get_requested_jsondata($name, $escape_quotes=true, $escape_tags=false) {
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return get_requested_jsondata($name, "_JSON", $escape_quotes, $escape_tags);
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}
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}
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