Initial commit with working files

root · root · commit bb4207b403f2 · 2014-11-22T12:10:42.000-05:00
diff --git a/callback.php b/callback.php
@@ -0,0 +1,26 @@
+<?php
+Header('Content-type: text/xml');
+$title = '';
+$author = '';
+if(isset($_GET["title"])) $title = $_GET["title"];
+if(isset($_GET["author"])) $author = $_GET["author"];
+$title = pg_escape_string($title);
+$author = pg_escape_string($author);
+
+$db_conn = pg_connect("host=localhost user=pi password=a") or die("cannot connect to db");
+$db_query = "select query_to_xml(E'select * from book where author like \'%".$author."%\' and title like \'%".$title."%\'', false, true, '')";
+$result = pg_query($db_conn, $db_query);
+if(!$result) {
+	echo "An error occured";
+	pg_close($db_conn);
+	exit;
+}
+echo '<?xml version="1.0" encoding="ISO-8859-1"?>' . "\n";
+echo "<books>\n";
+while($row = pg_fetch_row($result)) {
+	echo $row[0];
+}
+echo "</books>";
+pg_close($db_conn);
+?>
+
diff --git a/index.php b/index.php
@@ -0,0 +1,79 @@
+<!DOCTYPE html>
+<html>
+<head>
+<meta charset="utf-8"/>
+<title> XML Demo </title>
+<style>
+#resultTable {
+	border-collapse: collapse;
+}
+
+#resultTable, #resultTable th, #resultTable td {
+	border: 1px solid black;
+}
+
+form td {
+		text-align: right;
+}
+</style>
+<script>
+//AJAX script
+function callback(form) {
+	var table; //the html to insert
+	var book; //the list of books returned
+	var subElement; // a subelement of a book
+	var i; //loop counter
+	var http; //the http request
+	var params = "title="+form.elements["title"].value+"&author="+form.elements["author"].value;
+	http = new XMLHttpRequest();
+	http.open("GET", "callback.php?"+params, true);
+	http.setRequestHeader("Content-type", "application/x-www-form-urlencoded");
+	http.setRequestHeader("Content-length", params.length);
+	http.setRequestHeader("Connection", "close");
+	http.onreadystatechange = function() {
+		if(http.readyState==4 && http.status==200) {
+			table="\n<table id='resultTable'>\n<tr><th>Title</th><th>Author</th></tr>\n";
+			book=http.responseXML.documentElement.getElementsByTagName("row");
+			for(i=0; i<book.length; i++) {
+					table+="<tr>";
+					subElement=book[i].getElementsByTagName("title");
+					try {
+							table+="<td>"+subElement[0].firstChild.nodeValue+"</td>";
+					} catch (e) { //in case this ^ doesn't exist
+							table+="<td></td>";
+					}
+					subElement=book[i].getElementsByTagName("author");
+					try {
+							table+="<td>"+subElement[0].firstChild.nodeValue+"</td>";
+					} catch (e) {
+							table+="<td></td>";
+					}
+					table+="</tr>\n";
+			}
+			table+="</table>\n";
+			document.getElementById("result").innerHTML=table;
+		}
+	}
+	http.send();
+
+}
+</script>
+</head>
+<body>
+<h1>Your Local Library's Online Electronic Card Catalog</h1>
+<i>Early Alpha (v0.0.0.1)</i><br><br>
+
+<form onsubmit="callback(this);return false;">
+<table>
+<tr><td>Title:</td><td><input type="text" name="title"></td></tr>
+<tr><td>Author:</td><td><input type="text" name="author"></td></tr>
+</table>
+<input type="submit" value="Search!">
+</form>
+
+<br>
+<div id="result">
+</div>
+
+</body>
+</html>
