111 lines
2.7 KiB
PHP
111 lines
2.7 KiB
PHP
<?php
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/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *\
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* HTML Generation *
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\* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
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/**
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* Figure out the correct way to link to a page, taking into account
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* things like the nice URLs setting.
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*
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* eg make_link("post/list") becomes "/v2/index.php?q=post/list"
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*
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* @param null|string $page
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* @param null|string $query
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* @return string
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*/
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function make_link(string $page=null, string $query=null): string {
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global $config;
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if(is_null($page)) $page = $config->get_string('main_page');
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if(!is_null(BASE_URL)) {
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$base = BASE_URL;
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}
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elseif(NICE_URLS || $config->get_bool('nice_urls', false)) {
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$base = str_replace('/'.basename($_SERVER["SCRIPT_FILENAME"]), "", $_SERVER["PHP_SELF"]);
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}
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else {
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$base = "./".basename($_SERVER["SCRIPT_FILENAME"])."?q=";
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}
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if(is_null($query)) {
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return str_replace("//", "/", $base.'/'.$page );
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}
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else {
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if(strpos($base, "?")) {
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return $base .'/'. $page .'&'. $query;
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}
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else if(strpos($query, "#") === 0) {
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return $base .'/'. $page . $query;
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}
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else {
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return $base .'/'. $page .'?'. $query;
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}
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}
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}
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/**
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* Take the current URL and modify some parameters
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*
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* @param array $changes
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* @return string
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*/
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function modify_current_url(array $changes): string {
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return modify_url($_SERVER['QUERY_STRING'], $changes);
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}
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function modify_url(string $url, array $changes): string {
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// SHIT: PHP is officially the worst web API ever because it does not
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// have a built-in function to do this.
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// SHIT: parse_str is magically retarded; not only is it a useless name, it also
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// didn't return the parsed array, preferring to overwrite global variables with
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// whatever data the user supplied. Thankfully, 4.0.3 added an extra option to
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// give it an array to use...
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$params = array();
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parse_str($url, $params);
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if(isset($changes['q'])) {
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$base = $changes['q'];
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unset($changes['q']);
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}
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else {
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$base = _get_query();
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}
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if(isset($params['q'])) {
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unset($params['q']);
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}
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foreach($changes as $k => $v) {
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if(is_null($v) and isset($params[$k])) unset($params[$k]);
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$params[$k] = $v;
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}
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return make_link($base, http_build_query($params));
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}
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/**
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* Turn a relative link into an absolute one, including hostname
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*
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* @param string $link
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* @return string
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*/
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function make_http(string $link) {
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if(strpos($link, "://") > 0) {
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return $link;
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}
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if(strlen($link) > 0 && $link[0] != '/') {
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$link = get_base_href() . '/' . $link;
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}
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$protocol = is_https_enabled() ? "https://" : "http://";
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$link = $protocol . $_SERVER["HTTP_HOST"] . $link;
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$link = str_replace("/./", "/", $link);
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return $link;
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}
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