304 lines
8.7 KiB
PHP
304 lines
8.7 KiB
PHP
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<?php
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class Cities extends Base {
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// Variables
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private $current_user_serial = 0;
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private $current_user_id = "";
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private $current_user_name = "";
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private $current_user_email = "";
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private $pagination_size = 20;
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private $pagination_page = 1;
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// =================
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// Class Constructor
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// =================
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public function __construct() {
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set_error_handler(array($this, "displayError"));
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date_default_timezone_set(self::TIMEZONE);
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$this->current_user_serial = $_SESSION[self::USER_SERIAL] ?? 0;
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$this->current_user_id = $_SESSION[self::USER_ID] ?? "";
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$this->current_user_name = $_SESSION[self::USER_NAME] ?? "";
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$this->current_user_email = $_SESSION[self::USER_EMAIL] ?? "";
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$this->pagination_page = $_SESSION[self::PAGINATION_PAGE] ?? 1;
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}
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// ============
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// Setup Cities
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// ============
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public function setupCities() {
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$cities = $this->getCitiesPage();
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$popovers = (new Popovers())->getPopovers();
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$XML = $this->mergeXML($cities, "<XML/>");
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$XML = $this->mergeXML($popovers, $XML);
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$content = $this->applyXSL($XML, $this->getXSL("setupCities"));
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$this->displayContent($content);
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}
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// ========
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// Add City
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// ========
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public function addCity() {
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$step = filter_input(INPUT_POST, "step") ?: "prompt";
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switch ($step) {
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case "prompt":
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$constants = $this->getConstants();
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$content = $this->applyXSL($constants, $this->getXSL("addCity"));
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$this->displayContent($content);
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break;
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case "add":
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$city_name = filter_input(INPUT_POST, "city_name") ?: "";
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$city_state = filter_input(INPUT_POST, "city_state") ?: "";
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$SQL = "insert into cities
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( city_name,
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city_state,
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city_creator,
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city_created )
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VALUES ( :city_name,
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:city_state,
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:city_creator,
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:city_created )";
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$statement = $this->connect()->prepare($SQL);
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$statement->bindValue(":city_name", $city_name);
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$statement->bindValue(":city_state", $city_state);
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$statement->bindValue(":city_creator", $this->current_user_name);
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$statement->bindValue(":city_created", $this->getTimestamp());
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$statement->execute();
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break;
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default:
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$this->displayHome();
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}
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}
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// ===========
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// Edit a City
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// ===========
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public function editCity() {
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$step = filter_input(INPUT_POST, "step") ?: "prompt";
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switch ($step) {
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case "prompt":
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$city_serial = filter_input(INPUT_POST, "city_serial", FILTER_SANITIZE_NUMBER_INT) ?: 0;
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$city = $this->getCity($city_serial);
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if ($city->count() == 0) {
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$this->logError("Invalid City ({$city_serial}). " . __METHOD__);
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}
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$constants = $this->getConstants();
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$XML = $this->mergeXML($city, "<XML/>");
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$XML = $this->mergeXML($constants, $XML);
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$content = $this->applyXSL($XML, $this->getXSL("editCity"));
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$this->displayContent($content);
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break;
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case "update":
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$city_serial = filter_input(INPUT_POST, "city_serial", FILTER_SANITIZE_NUMBER_INT) ?: 0;
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$city_name = filter_input(INPUT_POST, "city_name") ?: "";
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$city_state = filter_input(INPUT_POST, "city_state") ?: "";
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// Verify the Cities
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$city = $this->getCity($city_serial);
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if ($city->count() == 0) {
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$this->logError("Invalid Cities ({$city_serial}). " . __METHOD__);
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}
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$SQL = "update cities
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set city_name = :city_name,
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city_state = :city_state,
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city_changer = :city_changer,
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city_changed = :city_changed
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where city_serial = :city_serial";
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$statement = $this->connect()->prepare($SQL);
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$statement->bindValue(":city_serial", $city_serial);
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$statement->bindValue(":city_state", $city_state);
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$statement->bindValue(":city_name", $city_name);
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$statement->bindValue(":city_changer", $this->current_user_name);
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$statement->bindValue(":city_changed", $this->getTimestamp());
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$statement->execute();
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break;
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default:
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$this->displayHome();
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}
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}
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// ===========
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// Delete City
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// ===========
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public function deleteCity() {
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$city_serial = filter_input(INPUT_POST, "city_serial", FILTER_SANITIZE_NUMBER_INT) ?: 0;
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$city = $this->getCity($city_serial);
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if ($city->count() == 0) {
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$this->logError("Invalid City ({$city_serial}). " . __METHOD__);
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}
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$SQL = "delete from cities where city_serial = {$city_serial}";
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$this->executeSQL($SQL);
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}
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// =======================
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// Return an Cities Object
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// =======================
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public function getCity($city_serial = 0) {
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$SQL = "select view_cities.*
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from view_cities
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where city_serial = {$city_serial}";
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return $this->getTable("cities", $SQL);
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}
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// ======================
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// Return a Cities Object
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// ======================
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public function getCities() {
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$SQL = "select view_cities.*
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from view_cities
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order by view_cities.city_name";
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return $this->getTable("cities", $SQL);
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}
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// ===========================
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// Return a Cities Page Object
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// ===========================
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public function getCitiesPage() {
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// Find Criteria
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$find_city = filter_input(INPUT_POST, "find_city") ?: "";
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$find_city = $this->sanitizeString($find_city);
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$find_words = implode("|", explode(" ", $find_city));
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// Record Count
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$connection = $this->connect();
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$SQL = "select count(*) as count
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from view_cities
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where city_name regexp :city_name
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or city_state regexp :city_state";
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$statement = $connection->prepare($SQL);
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$statement->bindValue(":city_name", $find_words);
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$statement->bindValue(":city_state", $find_words);
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$statement->execute();
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$recordset = $statement->fetch(PDO::FETCH_ASSOC);
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$count = (count($recordset) > 0) ? (integer) $recordset["count"] : (integer) 0;
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// Pagination
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$pagination = filter_input(INPUT_POST, "pagination") ?: "";
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switch ($pagination) {
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case "first" : $this->pagination_page = 1;
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break;
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case "previous" : $this->pagination_page = max(($this->pagination_page - 1), 1);
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break;
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case "next" : $this->pagination_page = ($this->pagination_page + 1);
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break;
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case "last" : $this->pagination_page = ($count / $this->pagination_size);
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break;
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}
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$offset = (($this->pagination_page * $this->pagination_size) - $this->pagination_size);
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$start = ($offset + 1);
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$end = min($count, (($start + $this->pagination_size) - 1));
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// Data
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$SQL = "select view_cities.*
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from view_cities
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where city_name regexp :city_name
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or city_state regexp :city_state
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order by city_code
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limit {$this->pagination_size}
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offset {$offset}";
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$statement = $connection->prepare($SQL);
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$statement->bindValue(":city_name", $find_words);
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$statement->bindValue(":city_state", $find_words);
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$statement->execute();
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$cities = $this->getTableXML("cities", $statement);
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// Insert Pagination Attributes
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$cities->addAttribute("count", $count);
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$cities->addAttribute("start", $start);
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$cities->addAttribute("end", $end);
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$cities->addAttribute("page", $this->pagination_page);
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$_SESSION[self::PAGINATION_PAGE] = $this->pagination_page;
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return $cities;
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}
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}
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?>
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