f3fab42403
GNOME's Election committee was previously hard-code here, but the code is more reusable if it is no longer hard-coded. The variables still default to GNOME's details, but can be overridden with the configuration file.
456 lines
12 KiB
PHP
456 lines
12 KiB
PHP
<?php
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$has_config = FALSE;
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$mysql_host = "";
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$mysql_user = "";
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$mysql_password = "";
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$mysql_db = "";
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$elections_table = "elections";
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$choices_table = "election_choices";
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$anon_tokens_table = "election_anon_tokens";
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$tmp_tokens_table = "election_tmp_tokens";
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$votes_table = "election_votes";
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$members_table = "foundationmembers";
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$results_table = "election_results";
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$committee_email = "elections@gnome.org";
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$committee_name = "the Membership and Elections Committee";
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if (is_readable ("include/localconfig.php")) {
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/* You can use such a file to have a local config for testing purpose. */
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include ("include/localconfig.php");
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$has_config = TRUE;
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}
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if (is_readable ("/home/admin/secret/anonvoting")) {
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include ("/home/admin/secret/anonvoting");
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$has_config = TRUE;
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}
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if (!$has_config) {
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trigger_error ("No configuration found.");
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}
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function elec_sql_open () {
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global $mysql_host;
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global $mysql_user;
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global $mysql_password;
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global $mysql_db;
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$handle = mysql_connect ("$mysql_host", "$mysql_user", "$mysql_password");
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if (!$handle) {
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return FALSE;
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}
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$select_base = mysql_select_db ($mysql_db, $handle);
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if (!$select_base) {
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elec_sql_close ($handle);
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return FALSE;
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}
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mysql_query ("SET NAMES 'utf8'", $handle);
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return $handle;
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}
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function elec_sql_close ($handle) {
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if ($handle === FALSE)
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return;
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mysql_close ($handle);
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}
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function elec_sql_start_transaction ($handle) {
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if ($handle === FALSE)
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return FALSE;
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$result = mysql_query ("START TRANSACTION", $handle);
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return ($result !== FALSE);
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}
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function elec_sql_commit ($handle) {
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if ($handle === FALSE)
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return FALSE;
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$result = mysql_query ("COMMIT", $handle);
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return ($result !== FALSE);
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}
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function elec_sql_rollback ($handle) {
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if ($handle === FALSE)
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return FALSE;
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$result = mysql_query ("ROLLBACK", $handle);
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return ($result !== FALSE);
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}
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function elec_get_by_date_desc_with_where ($handle, $where = "") {
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global $elections_table;
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if ($handle === FALSE)
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return FALSE;
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$query = "SELECT * FROM " . $elections_table;
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if (isset ($where) && $where != "") {
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$query .= " " . $where;
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}
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$query .= " ORDER BY voting_start desc";
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$result = mysql_query ($query, $handle);
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if (!$result) {
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$retval = FALSE;
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} else {
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$result_array = array ();
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while ($buffer = mysql_fetch_assoc ($result)) {
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$result_array[] = $buffer;
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}
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$retval = $result_array;
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}
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return $retval;
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}
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function elec_get_current_by_date_desc ($handle) {
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$gmdate = gmdate ("Y-m-d H:i:s");
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$where = "WHERE '".$gmdate."' >= voting_start AND '".$gmdate."' <= voting_end";
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return elec_get_by_date_desc_with_where ($handle, $where);
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}
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function elec_get_previous_by_date_desc ($handle) {
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$gmdate = gmdate ("Y-m-d H:i:s");
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$where = "WHERE '".$gmdate."' > voting_start AND '".$gmdate."' > voting_end";
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return elec_get_by_date_desc_with_where ($handle, $where);
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}
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function elec_verify_email_tmp_token ($handle, $election_id, $email, $tmp_token) {
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global $tmp_tokens_table;
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global $members_table;
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if ($handle === FALSE)
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return FALSE;
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$escaped_election_id = mysql_real_escape_string ($election_id, $handle);
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$escaped_email = mysql_real_escape_string ($email, $handle);
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$escaped_tmp_token = mysql_real_escape_string ($tmp_token, $handle);
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$query = "SELECT COUNT(*) FROM " . $tmp_tokens_table . " AS tt, " . $members_table . " AS mt";
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$query .= " WHERE tt.election_id = '".$escaped_election_id."'";
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$query .= " AND tt.tmp_token = '".$escaped_tmp_token."'";
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$query .= " AND tt.member_id = mt.id";
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$query .= " AND mt.email = '".$escaped_email."'";
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$result = mysql_query ($query, $handle);
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if (!$result)
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return FALSE;
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return (mysql_result ($result, 0, 0) == 1);
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}
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function elec_choices_get ($handle, $election_id) {
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global $choices_table;
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if ($handle === FALSE)
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return FALSE;
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$escaped_election_id = mysql_real_escape_string ($election_id, $handle);
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$query = "SELECT choice, id FROM " . $choices_table;
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$query .= " WHERE election_id = '".$escaped_election_id."'";
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$query .= " ORDER BY id";
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$result = mysql_query ($query, $handle);
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if (!$result) {
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$retval = FALSE;
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} else {
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$result_array = array ();
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while ($buffer = mysql_fetch_assoc ($result)) {
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$result_array[] = $buffer;
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}
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$retval = $result_array;
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}
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return $retval;
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}
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function elec_verify_elections ($choices) {
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if ($choices === FALSE || count ($choices) <= 1)
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return FALSE;
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return TRUE;
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}
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function elec_get_election ($handle, $election_id) {
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global $elections_table;
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if ($handle === FALSE)
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return FALSE;
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$escaped_election_id = mysql_real_escape_string ($election_id, $handle);
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$query = "SELECT * FROM " . $elections_table;
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$query .= " WHERE id = '".$escaped_election_id."'";
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$result = mysql_query ($query, $handle);
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if (!$result)
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return FALSE;
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return mysql_fetch_assoc ($result);
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}
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function elec_get_results ($handle, $election_id) {
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global $results_table;
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if ($handle === FALSE)
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return FALSE;
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$escaped_election_id = mysql_real_escape_string ($election_id, $handle);
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$query = "SELECT result FROM " . $results_table;
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$query .= " WHERE election_id = '".$escaped_election_id."'";
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$result = mysql_query ($query, $handle);
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if (!$result)
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return FALSE;
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return mysql_fetch_assoc ($result);
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}
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function elec_election_is_current ($election) {
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$gmdate = gmdate ("Y-m-d H:i:s");
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return ($gmdate >= $election["voting_start"] && $gmdate <= $election["voting_end"]);
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}
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function elec_election_has_ended ($election) {
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$gmdate = gmdate ("Y-m-d H:i:s");
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return ($gmdate > $election["voting_start"] && $gmdate > $election["voting_end"]);
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}
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function elec_election_get_type ($election) {
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if ($election["type"] == "referendum")
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return "referendum";
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else
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return "election";
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}
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function elec_vote_get_votes_from_post ($choices) {
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$votes_array = array ();
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$index=0;
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foreach ($choices as $choice) {
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$index++;
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$name = "pref".$index;
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if (isset ($_POST[$name]) && $_POST[$name] != "") {
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array_push ($votes_array, substr($_POST[$name],4));
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}
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}
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return $votes_array;
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}
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function elec_verify_vote_is_valid ($choices, $vote, $votes_array) {
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return "";
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}
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function elec_insert_new_anon_token ($handle, $election_id, $anon_token) {
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global $anon_tokens_table;
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if ($handle === FALSE)
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return FALSE;
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$escaped_election_id = mysql_real_escape_string ($election_id, $handle);
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$escaped_anon_token = mysql_real_escape_string ($anon_token, $handle);
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$query = "SELECT COUNT(*) FROM " . $anon_tokens_table;
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$query .= " WHERE anon_token = '".$escaped_anon_token."'";
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$result = mysql_query ($query, $handle);
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if (!$result)
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return FALSE;
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if (mysql_result ($result, 0, 0) != 0)
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return FALSE;
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$query = "INSERT INTO " . $anon_tokens_table . " (anon_token, election_id)";
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$query .= " VALUES ('".$escaped_anon_token."', '".$escaped_election_id."')";
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$result = mysql_query ($query, $handle);
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if (!$result)
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return FALSE;
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return mysql_insert_id ($handle);
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}
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function elec_insert_new_vote ($handle, $anon_token_id, $vote, $preference) {
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global $votes_table;
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if ($handle === FALSE)
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return FALSE;
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error_log($vote, 0);
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$escaped_vote = mysql_real_escape_string ($vote, $handle);
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$escaped_anon_token_id = mysql_real_escape_string ($anon_token_id, $handle);
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$query = "INSERT INTO " . $votes_table . " (choice_id, anon_id, preference)";
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$query .= " VALUES ('".$escaped_vote."', '".$escaped_anon_token_id."', '".$preference."')";
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error_log($query, 0);
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$result = mysql_query ($query, $handle);
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if (!$result)
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return FALSE;
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return TRUE;
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}
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function elec_sql_remove_tmp_token ($handle, $election_id, $email, $tmp_token) {
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global $members_table;
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global $tmp_tokens_table;
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if ($handle === FALSE)
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return FALSE;
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$escaped_election_id = mysql_real_escape_string ($election_id, $handle);
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$escaped_email = mysql_real_escape_string ($email, $handle);
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$escaped_tmp_token = mysql_real_escape_string ($tmp_token, $handle);
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/* In MySQL < 4.1, you'd do "DELETE FROM " . $tmp_tokens_table */
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$query = "DELETE FROM tt";
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$query .= " USING ". $tmp_tokens_table . " AS tt, " . $members_table . " AS mt";
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$query .= " WHERE tt.election_id = '".$escaped_election_id."'";
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$query .= " AND tt.tmp_token = '".$escaped_tmp_token."'";
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$query .= " AND tt.member_id = mt.id";
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$query .= " AND mt.email = '".$escaped_email."'";
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$result = mysql_query ($query, $handle);
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if (!$result)
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return FALSE;
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return TRUE;
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}
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function elec_get_anon_tokens_for_election ($handle, $election_id) {
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global $anon_tokens_table;
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if ($handle === FALSE)
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return FALSE;
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$escaped_election_id = mysql_real_escape_string ($election_id, $handle);
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$query = "SELECT * FROM " . $anon_tokens_table;
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$query .= " WHERE election_id = '".$escaped_election_id."'";
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$query .= " ORDER BY anon_token";
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$result = mysql_query ($query, $handle);
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if (!$result) {
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$retval = FALSE;
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} else {
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$result_array = array ();
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while ($buffer = mysql_fetch_assoc ($result)) {
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$result_array[] = $buffer;
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}
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$retval = $result_array;
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}
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return $retval;
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}
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/* Leaving this here as legacy code. Unused for preferential voting. */
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function elec_get_results_election ($handle, $election_id) {
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global $anon_tokens_table;
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global $votes_table;
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if ($handle === FALSE)
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return FALSE;
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$escaped_election_id = mysql_real_escape_string ($election_id, $handle);
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$query = "SELECT choice_id, COUNT(choice_id) AS total_choice FROM " . $anon_tokens_table . " AS att, " . $votes_table . " AS vt";
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$query .= " WHERE att.election_id = '".$escaped_election_id."'";
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$query .= " AND att.id = vt.anon_id";
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/* -1 is not a valid value: it's the default value for referenda.
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* It's a blank vote. There was a bug that let this choice be saved in the
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* votes, but we don't need it there since we already have the anonymous
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* token as a proof of the blank vote. */
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$query .= " AND vt.choice_id != '-1'";
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$query .= " GROUP BY choice_id";
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$query .= " ORDER BY total_choice DESC";
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$result = mysql_query ($query, $handle);
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if (!$result) {
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$retval = FALSE;
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} else {
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$result_array = array ();
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while ($buffer = mysql_fetch_assoc ($result)) {
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$result_array[] = $buffer;
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}
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$retval = $result_array;
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}
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return $retval;
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}
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function elec_get_blank_votes_election ($handle, $election_id) {
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global $anon_tokens_table;
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global $votes_table;
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if ($handle === FALSE)
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return FALSE;
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$escaped_election_id = mysql_real_escape_string ($election_id, $handle);
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$query = "SELECT COUNT(att.id) AS total_blank FROM " . $anon_tokens_table . " AS att, " . $votes_table . " AS vt";
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$query .= " WHERE att.election_id = '".$escaped_election_id."'";
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$query .= " AND (NOT EXISTS (";
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$query .= " SELECT anon_id FROM " . $anon_tokens_table . " AS att, " . $votes_table . " AS vt";
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$query .= " WHERE att.id = vt.anon_id";
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$query .= " ) OR (vt.choice_id = '-1' AND att.id = vt.anon_id))";
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$result = mysql_query ($query, $handle);
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if (!$result)
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return FALSE;
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return mysql_result ($result, 0, 0);
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}
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function elec_get_votes_for_anon_token ($handle, $anon_token_id) {
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global $votes_table;
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if ($handle === FALSE)
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return FALSE;
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$escaped_anon_token_id = mysql_real_escape_string ($anon_token_id, $handle);
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$query = "SELECT choice_id,preference FROM " . $votes_table;
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$query .= " WHERE anon_id = '".$escaped_anon_token_id."'";
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/* -1 is not a valid value: it's the default value for referenda.
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* It's a blank vote. There was a bug that let this choice be saved in the
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* votes, but we don't need it there since we already have the anonymous
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* token as a proof of the blank vote. */
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$query .= " AND choice_id != '-1'";
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$query .= " ORDER BY preference";
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$result = mysql_query ($query, $handle);
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if (!$result) {
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$retval = FALSE;
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} else {
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$result_array = array ();
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while ($buffer = mysql_fetch_assoc ($result)) {
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$result_array[] = $buffer;
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}
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$retval = $result_array;
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}
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return $retval;
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}
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?>
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