Commit the Vote class

Somehow I omitted this and never noticed? This solves a problem on
openva/rs-api#10.

htdocs/includes/class.Vote.php

@@ -0,0 +1,112 @@
+<?php
+
+class Vote
+{
+
+	# Take an LIS ID, return a vote tally.
+	function get_aggregate($lis_id, $session_id)
+	{
+
+		# Make sure we've got the information that we need.
+		if (!isset($lis_id) || empty($lis_id))
+		{
+			return FALSE;
+		}
+
+		if (!isset($session_id) || empty($session_id))
+		{
+			return FALSE;
+		}
+
+		# Check that the data is clean.
+		if (strlen($lis_id) > 12)
+		{
+			return FALSE;
+		}
+		if (strlen($session_id) > 3)
+		{
+			return FALSE;
+		}
+
+		/*
+		 * Query the DB.
+		 */
+		$sql = 'SELECT chamber, outcome, tally
+				FROM votes
+				WHERE lis_id="' . $lis_id . '"
+				AND session_id = ' . $session_id;
+		$result = mysql_query($sql);
+		if (mysql_num_rows($result) == 0)
+		{
+			die('No such vote found.');
+		}
+
+		$vote = mysql_fetch_assoc($result);
+		$vote = array_map('stripslashes', $vote);
+		return $vote;
+
+	}
+
+	function get_detailed($lis_id, $session_id)
+	{
+
+		# Make sure we've got the information that we need.
+		if (!isset($lis_id) || empty($lis_id))
+		{
+			return FALSE;
+		}
+
+		if (!isset($session_id) || empty($session_id))
+		{
+			return FALSE;
+		}
+
+		# Check that the data is clean.
+		if (strlen($lis_id) > 12)
+		{
+			return FALSE;
+		}
+		if (strlen($session_id) > 3)
+		{
+			return FALSE;
+		}
+
+		// The following bit was commented out of the WHERE portion of this query:
+		//
+		// AND votes.session_id='.$bill['session_id'].'
+		//
+		// When bills survive until the following session, and then are voted on anew, they're odd,
+		// because they exist twice in Richmond Sunlight. So we can't make the query unique by session
+		// ID. OTOH, if LIS vote IDs aren't unique, this may prove to be problematic.
+		$sql = 'SELECT representatives.name, representatives.shortname,
+				representatives_votes.vote, representatives.party,
+				representatives.chamber, representatives.address_district AS address,
+				DATE_FORMAT(representatives.date_started, "%Y") AS started,
+				districts.number AS district
+				FROM votes
+				LEFT JOIN representatives_votes
+					ON votes.id = representatives_votes.vote_id
+				LEFT JOIN representatives
+					ON representatives_votes.representative_id = representatives.id
+				LEFT JOIN districts
+					ON representatives.district_id=districts.id
+				WHERE votes.lis_id="'.$lis_id.'" AND votes.session_id="' . $session_id . '"
+				ORDER BY vote ASC, name ASC';
+		$result = mysql_query($sql);
+		if (mysql_num_rows($result) < 1)
+		{
+			return FALSE;
+		}
+
+		# Store all of the resulting data in an array, since we have to reuse it a couple of times.
+		$legislators = array();
+		while ($legislator = mysql_fetch_assoc($result))
+		{
+			$legislators[] = $legislator;
+		}
+
+		return $legislators;
+
+	}
+
+}