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Create election_voters table & adapt code to use it instead of foundationmembers.

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foundationmembers was a table specific to the GNOME Foundation.  This new
table, election_voters, allows creation of an electorate based on a list.

README is updated to explain how to use this table.
This commit is contained in:
Bradley M. Kuhn 2013-12-18 18:53:50 -05:00
parent cf3f3e5180
commit dce402d2ad
3 changed files with 38 additions and 13 deletions
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17
README
View file

@ -48,9 +48,22 @@ INSERT INTO election_choices (election_id, choice)
(@el_id, 'Candidate 2'),
(@el_id, 'Candidate 3'),
(@el_id, 'Candidate 4');
select @el_id;
INSERT INTO election_voters (election_id, email_address)
VALUES
(@el_id, 'voter1@example.org'),
(@el_id, 'voter2@example.org'),
(@el_id, 'voter3@example.com'),
(@el_id, 'voter4@example.net');
That number you see at the end is your election id. The URL you'll give out
INSERT INTO election_tmp_tokens (election_id, election_voter_id, tmp_token)
SELECT @el_id, id, SUBSTRING(MD5(RAND()) FROM 1 FOR 24) AS tmp_token
FROM election_voters where election_id = @el_id;
select @el_id;
That number you see at the end is this election's id. The URL you'll give out
is thus something like:
http://example.org/vote?election_id=THAT_NUMBER

18
vote/include/election-sql.php
View file

@ -12,7 +12,7 @@ $choices_table = "election_choices";
$anon_tokens_table = "election_anon_tokens";
$tmp_tokens_table = "election_tmp_tokens";
$votes_table = "election_votes";
$members_table = "foundationmembers";
$voters_table = "election_voters";
$results_table = "election_results";
$committee_email = "elections@gnome.org";
$committee_name = "the Membership and Elections Committee";
@ -128,7 +128,7 @@ function elec_get_previous_by_date_desc ($handle) {
function elec_verify_email_tmp_token ($handle, $election_id, $email, $tmp_token) {
global $tmp_tokens_table;
global $members_table;
global $voters_table;
if ($handle === FALSE)
return FALSE;
@ -137,11 +137,11 @@ function elec_verify_email_tmp_token ($handle, $election_id, $email, $tmp_token)
$escaped_email = mysql_real_escape_string ($email, $handle);
$escaped_tmp_token = mysql_real_escape_string ($tmp_token, $handle);
$query = "SELECT COUNT(*) FROM " . $tmp_tokens_table . " AS tt, " . $members_table . " AS mt";
$query = "SELECT COUNT(*) FROM " . $tmp_tokens_table . " AS tt, " . $voters_table . " AS mt";
$query .= " WHERE tt.election_id = '".$escaped_election_id."'";
$query .= " AND tt.tmp_token = '".$escaped_tmp_token."'";
$query .= " AND tt.member_id = mt.id";
$query .= " AND mt.email = '".$escaped_email."'";
$query .= " AND tt.election_voter_id = mt.id";
$query .= " AND mt.email_address = '".$escaped_email."'";
$result = mysql_query ($query, $handle);
if (!$result)
@ -309,7 +309,7 @@ function elec_insert_new_vote ($handle, $anon_token_id, $vote, $preference) {
}
function elec_sql_remove_tmp_token ($handle, $election_id, $email, $tmp_token) {
global $members_table;
global $voters_table;
global $tmp_tokens_table;
if ($handle === FALSE)
@ -321,11 +321,11 @@ function elec_sql_remove_tmp_token ($handle, $election_id, $email, $tmp_token) {
/* In MySQL < 4.1, you'd do "DELETE FROM " . $tmp_tokens_table */
$query = "DELETE FROM tt";
$query .= " USING ". $tmp_tokens_table . " AS tt, " . $members_table . " AS mt";
$query .= " USING ". $tmp_tokens_table . " AS tt, " . $voters_table . " AS mt";
$query .= " WHERE tt.election_id = '".$escaped_election_id."'";
$query .= " AND tt.tmp_token = '".$escaped_tmp_token."'";
$query .= " AND tt.member_id = mt.id";
$query .= " AND mt.email = '".$escaped_email."'";
$query .= " AND tt.election_voter_id = mt.id";
$query .= " AND mt.email_address = '".$escaped_email."'";
$result = mysql_query ($query, $handle);
if (!$result)

14
vote/include/schema.sql
View file

@ -29,8 +29,20 @@ DROP TABLE IF EXISTS `election_tmp_tokens`;
`tmp_token` varchar(200) NOT NULL default ''
) ENGINE=InnoDB DEFAULT CHARSET=utf8;
/* Not good normal form in election_voters table; there will be duplicates on
** the email_address, but we think of a election_voter_id as a identity tied a
** specific election. */
DROP TABLE IF EXISTS `election_voters`;
CREATE TABLE `election_voters` (
`id` int(11) NOT NULL auto_increment,
`election_id` int(11) NOT NULL default '0',
`email_address` varchar(500) NOT NULL default ''
PRIMARY KEY (`id`));
/*
from members database we prepare anon tokens
from each voter we prepare anon tokens
then insert those anon tokens to database
of course before a new election record should be created since its id is needed for anon_tokens
and election_choices are to be inserted