yet more mysql stuff
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Dan Buch
parent
2d9cd9de75
commit
0807e2ee9d
@ -1,19 +1,32 @@
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<?php
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$MYSQL_CXN = mysqli_connect(
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$MYSQLCONN = new mysqli(
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"localhost",
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"learningphp",
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"learningphp",
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"learningphp"
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);
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if (mysqli_connect_errno()) {
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printf("Could not connect to database: %s\n", mysqli_connect_error());
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exit();
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}
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$ACTION = "";
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if (array_key_exists("action", $_POST)) {
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$ACTION = $_POST["action"];
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}
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require_once("_head.php");
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function create_all_tables($cxn) {
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return @mysqli_query($cxn, file_get_contents("../setup.sql"));
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};
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function show_clear_link() {
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?>
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<a href="<?php echo $_SERVER['PHP_SELF']; ?>">clear</a>
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<?php
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}
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mkheader("mysql!", '#aff');
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@ -21,32 +34,104 @@ mkheader("mysql!", '#aff');
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<body>
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<!-- ======================================================= -->
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<pre><?php
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print "\$MYSQL_CXN:\n";
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print_r($MYSQL_CXN);
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?></pre>
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<?php
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if ($_POST['create'] == "yes") {
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create_all_tables($MYSQL_CXN);
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if ($ACTION == "create-tables") {
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?><p>Creating tables...</p><pre><?php
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$MYSQLCONN->query("DROP TABLE IF EXISTS customers");
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$create_result = $MYSQLCONN->query("
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CREATE TABLE customers (
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customer_id MEDIUMINT NOT NULL AUTO_INCREMENT,
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name VARCHAR(255) NOT NULL,
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email VARCHAR(255) NOT NULL,
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PRIMARY KEY(customer_id)
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) ENGINE=InnoDB
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");
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if (!$create_result) {
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printf("Failed to create tables: %s\n", $MYSQLCONN->error);
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} else {
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printf("%d Row inserted.\n", $MYSQLCONN->affected_rows);
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print_r($MYSQLCONN->query("DESCRIBE customers"));
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print_r($MYSQLCONN->query("SELECT * FROM customers"));
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}
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?></pre><?php
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show_clear_link();
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} elseif ($ACTION == "show-conn") {
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?>
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<!-- ======================================================= -->
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<pre><?php
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print_r(mysqli_query($MYSQL_CXN, "DESCRIBE customers"));
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print_r(mysqli_query($MYSQL_CXN, "SELECT * FROM customers"));
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?></pre><a href="<?php echo $_SERVER['PHP_SELF']; ?>">clear</a><?php
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print "\$MYSQLCONN:\n";
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print_r($MYSQLCONN);
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?></pre><?php
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} elseif ($ACTION == "add-customer") {
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$add_customer = $MYSQLCONN->prepare(
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"INSERT INTO customers (customer_id, name, email) VALUES (NULL, ?, ?)"
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);
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$add_customer->bind_param('ss', $_POST["name"], $_POST["email"]);
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$result = $add_customer->execute();
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if (!$result) {
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?><p>Failed to create customer!: <?php echo $MYSQLCONN->error ?></p><?php
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} else {
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?><p><?php echo $MYSQLCONN->affected_rows; ?> Row inserted.</p><?php
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}
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show_clear_link();
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} else {
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?>
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<form name="setup" action="" method="POST">
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<input type="hidden" name="create" value="yes" />
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<input type="submit" name="submit" value="Create Tables" />
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<form name="database_admin" action="" method="POST">
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<fieldset>
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<legend>Database Admin</legend>
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<span class="block">
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<input type="radio" id="action-create-tables" name="action" value="create-tables" />
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<label for="action-create-tables">create tables</label>
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</span>
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<span class="block">
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<input type="radio" id="action-show-conn" name="action" value="show-conn" />
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<label for="action-show-conn">show connection info</label>
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</span>
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<input type="submit" name="submit" value="Do Stuff" />
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</fieldset>
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</form>
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<form name="add_customer" action="" method="POST">
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<fieldset><legend>Add Customer</legend>
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<input type="hidden" name="action" value="add-customer" />
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<label class="block" for="customer-name">Name:</label>
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<input type="text" id="customer-name" name="name" />
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<label class="block" for="customer-email">Email:</label>
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<input type="email" name="email" />
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<input class="block" type="submit" name="submit" value="Add Customer" />
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</fieldset>
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</form>
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<pre id="customer-listing"><?php
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$results = $MYSQLCONN->query("SELECT * FROM customers");
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while ($row = $results->fetch_array(MYSQLI_ASSOC)) {
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print_r($row);
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}
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?></pre>
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<?php
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@ -56,3 +141,9 @@ mkheader("mysql!", '#aff');
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</body>
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</html>
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<?php
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$MYSQLCONN->close();
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?>
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@ -528,7 +528,7 @@ error_reporting = E_ALL & ~E_DEPRECATED
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; Development Value: On
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; Production Value: Off
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; http://php.net/display-errors
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display_errors = Off
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display_errors = On
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; The display of errors which occur during PHP's startup sequence are handled
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; separately from display_errors. PHP's default behavior is to suppress those
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@ -539,7 +539,7 @@ display_errors = Off
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; Development Value: On
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; Production Value: Off
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; http://php.net/display-startup-errors
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display_startup_errors = Off
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display_startup_errors = On
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; Besides displaying errors, PHP can also log errors to locations such as a
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; server-specific log, STDERR, or a location specified by the error_log
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@ -601,7 +601,7 @@ track_errors = Off
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; Development Value: On
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; Production value: Off
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; http://php.net/html-errors
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html_errors = Off
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html_errors = On
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; If html_errors is set On PHP produces clickable error messages that direct
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; to a page describing the error or function causing the error in detail.
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@ -1,6 +1,6 @@
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CREATE TABLE IF NOT EXISTS customers (
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CREATE TABLE customers (
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customer_id INTEGER,
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name VARCHAR(255),
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email VARCHAR(255),
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name VARCHAR(255) NOT NULL,
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email VARCHAR(255) NOT NULL,
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PRIMARY KEY(customer_id)
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);
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) AUTO_INCREMENT = 1, ENGINE = InnoDB
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