114 lines
3.7 KiB
PHP
114 lines
3.7 KiB
PHP
<?php
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// Making sure the file is included.
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if(basename(__FILE__) == basename($_SERVER["SCRIPT_FILENAME"])) {
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header('HTTP/1.1 403 Forbidden');
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die();
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}
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// Importing required scripts
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include_once 'langs.php';
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// This helper requires PHP 8 or newer !
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$SHOW_CONTENT_DEBUG_CARD = true;
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// Defining constants and enums.
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abstract class ContentDisplayType {
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const NONE = 0;
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const SEARCH = 1;
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const CONTENT = 2;
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}
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// Preparing default variables.
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$requested_content_display_type = ContentDisplayType::NONE;
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$content_has_error = false;
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$content_error_message_key = "error.content.none";
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$content_error_message = "";
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$requested_tags = array();
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$raw_additional_tags = "";
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$filtered_content_index_data = NULL;
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// Detecting content display type requested.
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$content_requested_url_part = explode("?", explode("#", preg_replace("^\/(content)^", "", l10n_url_switch(NULL)))[0])[0];
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if(strcmp($content_requested_url_part, "/") == 0) {
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$requested_content_display_type = ContentDisplayType::SEARCH;
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} else {
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$requested_content_display_type = ContentDisplayType::CONTENT;
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$content_requested_url_part = ltrim($content_requested_url_part, "/");
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}
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if($requested_content_display_type == ContentDisplayType::SEARCH) {
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// Checking if more tags were given
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if(isset($_GET['tags'])) {
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$raw_additional_tags = htmlspecialchars($_GET['tags']);
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// Checking the length to prevent bad requests
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if(strlen($raw_additional_tags) > 256) {
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$content_has_error = true;
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$content_error_message_key = "error.content.tags.length";
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goto content_end;
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}
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// Extracting the additional tags safely
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$raw_additional_tags_exploded = explode(";", $raw_additional_tags);
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for($i = 0; $i < count($raw_additional_tags_exploded); $i++) {
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if(strlen($raw_additional_tags_exploded[$i]) > 0) {
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if(ctype_alnum($raw_additional_tags_exploded[$i])) {
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$requested_tags[] = $raw_additional_tags_exploded[$i];
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} else {
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$content_has_error = true;
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$content_error_message_key = "error.content.tags.alphanumeric";
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goto content_end;
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}
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}
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}
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unset($raw_additional_tags_exploded);
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}
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// Loading the content index.
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$content_json = file_get_contents(realpath($dir_content . "/index.json"));
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$content_index_data = json_decode($content_json, true);
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unset($content_json);
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// Filtering out unwanted entries.
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$filtered_content_index_data = array();
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for($i = 0; $i < count($content_index_data); $i++) {
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if(count(array_intersect($content_index_data[$i]["tags"], $requested_tags)) == count($requested_tags)) {
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$filtered_content_index_data[] = $content_index_data[$i];
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}
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}
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// Cleaning some variables.
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unset($content_index_data);
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unset($content_json);
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// Checking if we found content for the user.
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if(count($filtered_content_index_data) == 0) {
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// No relevant article/page were found for the given tags.
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$content_has_error = true;
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$content_error_message_key = "error.content.detect.empty";
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goto content_end;
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}
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} elseif($requested_content_display_type == ContentDisplayType::CONTENT) {
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// Attempting to get the requested ID.
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}
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content_end:
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$content_error_message = localize($content_error_message_key);
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// These functions are placed here to prevent the main file from becoming impossible to read.
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function startMainCard($iconClasses, $title, $subTitle) {
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echo('<div class="card p-0 mx-0"><div class="px-card py-10 border-bottom px-20"><div class="container-fluid">');
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echo('<div class="row"><div class="col-4"><h2 class="card-title font-size-18 m-0">');
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echo('<i class="'.$iconClasses.'"></i> '.localize($title).'</h2></div>');
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echo('<div class="col-8 text-right font-italic"><h2 class="card-title font-size-18 m-0 text-super-muted">'.$subTitle.'</h2>');
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echo('</div></div></div></div>');
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}
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function endMainCard() {
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echo('</div>');
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}
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?>
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