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wp-polls.php
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<?php
/*
Plugin Name: WP-Polls
Plugin URI: https://lesterchan.net/portfolio/programming/php/
Description: Adds an AJAX poll system to your WordPress blog. You can easily include a poll into your WordPress's blog post/page. WP-Polls is extremely customizable via templates and css styles and there are tons of options for you to choose to ensure that WP-Polls runs the way you wanted. It now supports multiple selection of answers.
Version: 2.74
Author: Lester 'GaMerZ' Chan
Author URI: https://lesterchan.net
Text Domain: wp-polls
*/
/*
Copyright 2018 Lester Chan (email : [email protected])
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
### Version
define( 'WP_POLLS_VERSION', '2.74' );
### Create Text Domain For Translations
add_action( 'plugins_loaded', 'polls_textdomain' );
function polls_textdomain() {
load_plugin_textdomain( 'wp-polls' );
}
### Polls Table Name
global $wpdb;
$wpdb->pollsq = $wpdb->prefix.'pollsq';
$wpdb->pollsa = $wpdb->prefix.'pollsa';
$wpdb->pollsip = $wpdb->prefix.'pollsip';
### Function: Poll Administration Menu
add_action( 'admin_menu', 'poll_menu' );
function poll_menu() {
add_menu_page( __( 'Polls', 'wp-polls' ), __( 'Polls', 'wp-polls' ), 'manage_polls', 'wp-polls/polls-manager.php', '', 'dashicons-chart-bar' );
add_submenu_page( 'wp-polls/polls-manager.php', __( 'Manage Polls', 'wp-polls'), __( 'Manage Polls', 'wp-polls' ), 'manage_polls', 'wp-polls/polls-manager.php' );
add_submenu_page( 'wp-polls/polls-manager.php', __( 'Add Poll', 'wp-polls'), __( 'Add Poll', 'wp-polls' ), 'manage_polls', 'wp-polls/polls-add.php' );
add_submenu_page( 'wp-polls/polls-manager.php', __( 'Poll Options', 'wp-polls'), __( 'Poll Options', 'wp-polls' ), 'manage_polls', 'wp-polls/polls-options.php' );
add_submenu_page( 'wp-polls/polls-manager.php', __( 'Poll Templates', 'wp-polls'), __( 'Poll Templates', 'wp-polls' ), 'manage_polls', 'wp-polls/polls-templates.php' );
}
### Function: Get Poll
function get_poll($temp_poll_id = 0, $display = true) {
global $wpdb, $polls_loaded;
// Poll Result Link
if(isset($_GET['pollresult'])) {
$pollresult_id = (int) $_GET['pollresult'];
} else {
$pollresult_id = 0;
}
$temp_poll_id = (int) $temp_poll_id;
// Check Whether Poll Is Disabled
if((int) get_option('poll_currentpoll') === -1) {
if($display) {
echo removeslashes(get_option('poll_template_disable'));
return '';
}
return removeslashes(get_option('poll_template_disable'));
// Poll Is Enabled
} else {
do_action('wp_polls_get_poll');
// Hardcoded Poll ID Is Not Specified
switch($temp_poll_id) {
// Random Poll
case -2:
$poll_id = $wpdb->get_var("SELECT pollq_id FROM $wpdb->pollsq WHERE pollq_active = 1 ORDER BY RAND() LIMIT 1");
break;
// Latest Poll
case 0:
// Random Poll
if((int) get_option('poll_currentpoll') === -2) {
$random_poll_id = $wpdb->get_var("SELECT pollq_id FROM $wpdb->pollsq WHERE pollq_active = 1 ORDER BY RAND() LIMIT 1");
$poll_id = (int) $random_poll_id;
if($pollresult_id > 0) {
$poll_id = $pollresult_id;
} elseif((int) $_POST['poll_id'] > 0) {
$poll_id = (int) $_POST['poll_id'];
}
// Current Poll ID Is Not Specified
} elseif((int) get_option('poll_currentpoll') === 0) {
// Get Lastest Poll ID
$poll_id = (int) get_option('poll_latestpoll');
} else {
// Get Current Poll ID
$poll_id = (int) get_option('poll_currentpoll');
}
break;
// Take Poll ID From Arguments
default:
$poll_id = $temp_poll_id;
}
}
// Assign All Loaded Poll To $polls_loaded
if(empty($polls_loaded)) {
$polls_loaded = array();
}
if(!in_array($poll_id, $polls_loaded, true)) {
$polls_loaded[] = $poll_id;
}
// User Click on View Results Link
if($pollresult_id === $poll_id) {
if($display) {
echo display_pollresult($poll_id);
} else {
return display_pollresult($poll_id);
}
// Check Whether User Has Voted
} else {
$poll_active = $wpdb->get_var( $wpdb->prepare( "SELECT pollq_active FROM $wpdb->pollsq WHERE pollq_id = %d", $poll_id ) );
$poll_active = (int) $poll_active;
$check_voted = check_voted( $poll_id );
$poll_close = 0;
if( $poll_active === 0 ) {
$poll_close = (int) get_option( 'poll_close' );
}
if( $poll_close === 2 ) {
if( $display ) {
echo '';
} else {
return '';
}
}
if( $poll_close === 1 || (int) $check_voted > 0 || ( is_array( $check_voted ) && count( $check_voted ) > 0 ) ) {
if($display) {
echo display_pollresult($poll_id, $check_voted);
} else {
return display_pollresult($poll_id, $check_voted);
}
} elseif( $poll_close === 3 || ! check_allowtovote() ) {
$disable_poll_js = '<script type="text/javascript">jQuery("#polls_form_'.$poll_id.' :input").each(function (i){jQuery(this).attr("disabled","disabled")});</script>';
if($display) {
echo display_pollvote($poll_id).$disable_poll_js;
} else {
return display_pollvote($poll_id).$disable_poll_js;
}
} elseif( $poll_active === 1 ) {
if($display) {
echo display_pollvote($poll_id);
} else {
return display_pollvote($poll_id);
}
}
}
}
### Function: Enqueue Polls JavaScripts/CSS
add_action('wp_enqueue_scripts', 'poll_scripts');
function poll_scripts() {
if(@file_exists(get_stylesheet_directory().'/polls-css.css')) {
wp_enqueue_style('wp-polls', get_stylesheet_directory_uri().'/polls-css.css', false, WP_POLLS_VERSION, 'all');
} else {
wp_enqueue_style('wp-polls', plugins_url('wp-polls/polls-css.css'), false, WP_POLLS_VERSION, 'all');
}
if( is_rtl() ) {
if(@file_exists(get_stylesheet_directory().'/polls-css-rtl.css')) {
wp_enqueue_style('wp-polls-rtl', get_stylesheet_directory_uri().'/polls-css-rtl.css', false, WP_POLLS_VERSION, 'all');
} else {
wp_enqueue_style('wp-polls-rtl', plugins_url('wp-polls/polls-css-rtl.css'), false, WP_POLLS_VERSION, 'all');
}
}
$pollbar = get_option( 'poll_bar' );
if( $pollbar['style'] === 'use_css' ) {
$pollbar_css = '.wp-polls .pollbar {'."\n";
$pollbar_css .= "\t".'margin: 1px;'."\n";
$pollbar_css .= "\t".'font-size: '.($pollbar['height']-2).'px;'."\n";
$pollbar_css .= "\t".'line-height: '.$pollbar['height'].'px;'."\n";
$pollbar_css .= "\t".'height: '.$pollbar['height'].'px;'."\n";
$pollbar_css .= "\t".'background: #'.$pollbar['background'].';'."\n";
$pollbar_css .= "\t".'border: 1px solid #'.$pollbar['border'].';'."\n";
$pollbar_css .= '}'."\n";
} else {
$pollbar_css = '.wp-polls .pollbar {'."\n";
$pollbar_css .= "\t".'margin: 1px;'."\n";
$pollbar_css .= "\t".'font-size: '.($pollbar['height']-2).'px;'."\n";
$pollbar_css .= "\t".'line-height: '.$pollbar['height'].'px;'."\n";
$pollbar_css .= "\t".'height: '.$pollbar['height'].'px;'."\n";
$pollbar_css .= "\t".'background-image: url(\''.plugins_url('wp-polls/images/'.$pollbar['style'].'/pollbg.gif').'\');'."\n";
$pollbar_css .= "\t".'border: 1px solid #'.$pollbar['border'].';'."\n";
$pollbar_css .= '}'."\n";
}
wp_add_inline_style( 'wp-polls', $pollbar_css );
$poll_ajax_style = get_option('poll_ajax_style');
wp_enqueue_script('wp-polls', plugins_url('wp-polls/polls-js.js'), array('jquery'), WP_POLLS_VERSION, true);
wp_localize_script('wp-polls', 'pollsL10n', array(
'ajax_url' => admin_url('admin-ajax.php'),
'text_wait' => __('Your last request is still being processed. Please wait a while ...', 'wp-polls'),
'text_valid' => __('Please choose a valid poll answer.', 'wp-polls'),
'text_multiple' => __('Maximum number of choices allowed: ', 'wp-polls'),
'show_loading' => (int) $poll_ajax_style['loading'],
'show_fading' => (int) $poll_ajax_style['fading']
));
}
### Function: Enqueue Polls Stylesheets/JavaScripts In WP-Admin
add_action('admin_enqueue_scripts', 'poll_scripts_admin');
function poll_scripts_admin($hook_suffix) {
$poll_admin_pages = array('wp-polls/polls-manager.php', 'wp-polls/polls-add.php', 'wp-polls/polls-options.php', 'wp-polls/polls-templates.php', 'wp-polls/polls-uninstall.php');
if(in_array($hook_suffix, $poll_admin_pages, true)) {
wp_enqueue_style('wp-polls-admin', plugins_url('wp-polls/polls-admin-css.css'), false, WP_POLLS_VERSION, 'all');
wp_enqueue_script('wp-polls-admin', plugins_url('wp-polls/polls-admin-js.js'), array('jquery'), WP_POLLS_VERSION, true);
wp_localize_script('wp-polls-admin', 'pollsAdminL10n', array(
'admin_ajax_url' => admin_url('admin-ajax.php'),
'text_direction' => is_rtl() ? 'right' : 'left',
'text_delete_poll' => __('Delete Poll', 'wp-polls'),
'text_no_poll_logs' => __('No poll logs available.', 'wp-polls'),
'text_delete_all_logs' => __('Delete All Logs', 'wp-polls'),
'text_checkbox_delete_all_logs' => __('Please check the \\\'Yes\\\' checkbox if you want to delete all logs.', 'wp-polls'),
'text_delete_poll_logs' => __('Delete Logs For This Poll Only', 'wp-polls'),
'text_checkbox_delete_poll_logs' => __('Please check the \\\'Yes\\\' checkbox if you want to delete all logs for this poll ONLY.', 'wp-polls'),
'text_delete_poll_ans' => __('Delete Poll Answer', 'wp-polls'),
'text_open_poll' => __('Open Poll', 'wp-polls'),
'text_close_poll' => __('Close Poll', 'wp-polls'),
'text_answer' => __('Answer', 'wp-polls'),
'text_remove_poll_answer' => __('Remove', 'wp-polls')
));
}
}
### Function: Displays Polls Footer In WP-Admin
add_action('admin_footer-post-new.php', 'poll_footer_admin');
add_action('admin_footer-post.php', 'poll_footer_admin');
add_action('admin_footer-page-new.php', 'poll_footer_admin');
add_action('admin_footer-page.php', 'poll_footer_admin');
function poll_footer_admin() {
?>
<script type="text/javascript">
QTags.addButton('ed_wp_polls', '<?php echo esc_js(__('Poll', 'wp-polls')); ?>', function() {
var poll_id = jQuery.trim(prompt('<?php echo esc_js(__('Enter Poll ID', 'wp-polls')); ?>'));
while(isNaN(poll_id)) {
poll_id = jQuery.trim(prompt("<?php echo esc_js(__('Error: Poll ID must be numeric', 'wp-polls')); ?>\n\n<?php echo esc_js(__('Please enter Poll ID again', 'wp-polls')); ?>"));
}
if (poll_id >= -1 && poll_id != null && poll_id != "") {
QTags.insertContent('[poll id="' + poll_id + '"]');
}
});
</script>
<?php
}
### Function: Add Quick Tag For Poll In TinyMCE >= WordPress 2.5
add_action('init', 'poll_tinymce_addbuttons');
function poll_tinymce_addbuttons() {
if(!current_user_can('edit_posts') && ! current_user_can('edit_pages')) {
return;
}
if(get_user_option('rich_editing') === 'true') {
add_filter('mce_external_plugins', 'poll_tinymce_addplugin');
add_filter('mce_buttons', 'poll_tinymce_registerbutton');
add_filter('wp_mce_translation', 'poll_tinymce_translation');
}
}
function poll_tinymce_registerbutton($buttons) {
array_push($buttons, 'separator', 'polls');
return $buttons;
}
function poll_tinymce_addplugin($plugin_array) {
if(WP_DEBUG) {
$plugin_array['polls'] = plugins_url( 'wp-polls/tinymce/plugins/polls/plugin.js?v=' . WP_POLLS_VERSION );
} else {
$plugin_array['polls'] = plugins_url( 'wp-polls/tinymce/plugins/polls/plugin.min.js?v=' . WP_POLLS_VERSION );
}
return $plugin_array;
}
function poll_tinymce_translation($mce_translation) {
$mce_translation['Enter Poll ID'] = esc_js(__('Enter Poll ID', 'wp-polls'));
$mce_translation['Error: Poll ID must be numeric'] = esc_js(__('Error: Poll ID must be numeric', 'wp-polls'));
$mce_translation['Please enter Poll ID again'] = esc_js(__('Please enter Poll ID again', 'wp-polls'));
$mce_translation['Insert Poll'] = esc_js(__('Insert Poll', 'wp-polls'));
return $mce_translation;
}
### Function: Check Who Is Allow To Vote
function check_allowtovote() {
global $user_ID;
$user_ID = (int) $user_ID;
$allow_to_vote = (int) get_option( 'poll_allowtovote' );
switch($allow_to_vote) {
// Guests Only
case 0:
if($user_ID > 0) {
return false;
}
return true;
break;
// Registered Users Only
case 1:
if($user_ID === 0) {
return false;
}
return true;
break;
// Registered Users And Guests
case 2:
default:
return true;
}
}
### Funcrion: Check Voted By Cookie Or IP
function check_voted($poll_id) {
$poll_logging_method = (int) get_option( 'poll_logging_method' );
switch($poll_logging_method) {
// Do Not Log
case 0:
return 0;
break;
// Logged By Cookie
case 1:
return check_voted_cookie($poll_id);
break;
// Logged By IP
case 2:
return check_voted_ip($poll_id);
break;
// Logged By Cookie And IP
case 3:
$check_voted_cookie = check_voted_cookie($poll_id);
if(!empty($check_voted_cookie)) {
return $check_voted_cookie;
}
return check_voted_ip($poll_id);
break;
// Logged By Username
case 4:
return check_voted_username($poll_id);
break;
}
}
### Function: Check Voted By Cookie
function check_voted_cookie( $poll_id ) {
$get_voted_aids = 0;
if ( ! empty( $_COOKIE[ 'voted_' . $poll_id ] ) ) {
$get_voted_aids = explode( ',', $_COOKIE[ 'voted_' . $poll_id ] );
$get_voted_aids = array_map( 'intval', array_map( 'sanitize_key', $get_voted_aids ) );
}
return $get_voted_aids;
}
### Function: Check Voted By IP
function check_voted_ip( $poll_id ) {
global $wpdb;
$log_expiry = (int) get_option( 'poll_cookielog_expiry' );
$log_expiry_sql = '';
if( $log_expiry > 0 ) {
$log_expiry_sql = ' AND (' . current_time('timestamp') . '-(pollip_timestamp+0)) < ' . $log_expiry;
}
// Check IP From IP Logging Database
$get_voted_aids = $wpdb->get_col( $wpdb->prepare( "SELECT pollip_aid FROM $wpdb->pollsip WHERE pollip_qid = %d AND pollip_ip = %s", $poll_id, poll_get_ipaddress() ) . $log_expiry_sql );
if( $get_voted_aids ) {
return $get_voted_aids;
}
return 0;
}
### Function: Check Voted By Username
function check_voted_username($poll_id) {
global $wpdb, $user_ID;
// Check IP If User Is Guest
if ( ! is_user_logged_in() ) {
return 1;
}
$pollsip_userid = (int) $user_ID;
$log_expiry = (int) get_option( 'poll_cookielog_expiry' );
$log_expiry_sql = '';
if( $log_expiry > 0 ) {
$log_expiry_sql = 'AND (' . current_time('timestamp') . '-(pollip_timestamp+0)) < ' . $log_expiry;
}
// Check User ID From IP Logging Database
$get_voted_aids = $wpdb->get_col( $wpdb->prepare( "SELECT pollip_aid FROM $wpdb->pollsip WHERE pollip_qid = %d AND pollip_userid = %d", $poll_id, $pollsip_userid ) . $log_expiry_sql );
if($get_voted_aids) {
return $get_voted_aids;
} else {
return 0;
}
}
add_filter('poll_template_voteheader_markup', 'poll_template_vote_markup', 10, 3);
add_filter('poll_template_votebody_markup', 'poll_template_vote_markup', 10, 3);
add_filter('poll_template_votefooter_markup', 'poll_template_vote_markup', 10, 3);
function poll_template_vote_markup($template, $poll_db_object, $variables) {
foreach($variables as $placeholder => $value) {
$template = str_replace($placeholder, $value, $template);
}
return $template;
}
### Function: Display Voting Form
function display_pollvote($poll_id, $display_loading = true) {
do_action('wp_polls_display_pollvote');
global $wpdb;
// Temp Poll Result
$temp_pollvote = '';
// Get Poll Question Data
$poll_question = $wpdb->get_row( $wpdb->prepare( "SELECT pollq_id, pollq_question, pollq_totalvotes, pollq_timestamp, pollq_expiry, pollq_multiple, pollq_totalvoters FROM $wpdb->pollsq WHERE pollq_id = %d LIMIT 1", $poll_id ) );
// Poll Question Variables
$poll_question_text = wp_kses_post( removeslashes( $poll_question->pollq_question ) );
$poll_question_id = (int) $poll_question->pollq_id;
$poll_question_totalvotes = (int) $poll_question->pollq_totalvotes;
$poll_question_totalvoters = (int) $poll_question->pollq_totalvoters;
$poll_start_date = mysql2date(sprintf(__('%s @ %s', 'wp-polls'), get_option('date_format'), get_option('time_format')), gmdate('Y-m-d H:i:s', $poll_question->pollq_timestamp));
$poll_expiry = trim($poll_question->pollq_expiry);
if(empty($poll_expiry)) {
$poll_end_date = __('No Expiry', 'wp-polls');
} else {
$poll_end_date = mysql2date(sprintf(__('%s @ %s', 'wp-polls'), get_option('date_format'), get_option('time_format')), gmdate('Y-m-d H:i:s', $poll_expiry));
}
$poll_multiple_ans = (int) $poll_question->pollq_multiple;
$template_question = removeslashes(get_option('poll_template_voteheader'));
$template_question = apply_filters('poll_template_voteheader_markup', $template_question, $poll_question, array(
'%POLL_QUESTION%' => $poll_question_text,
'%POLL_ID%' => $poll_question_id,
'%POLL_TOTALVOTES%' => $poll_question_totalvotes,
'%POLL_TOTALVOTERS%' => $poll_question_totalvoters,
'%POLL_START_DATE%' => $poll_start_date,
'%POLL_END_DATE%' => $poll_end_date,
'%POLL_MULTIPLE_ANS_MAX%' => $poll_multiple_ans > 0 ? $poll_multiple_ans : 1
));
// Get Poll Answers Data
list($order_by, $sort_order) = _polls_get_ans_sort();
$poll_answers = $wpdb->get_results( $wpdb->prepare( "SELECT polla_aid, polla_qid, polla_answers, polla_votes FROM $wpdb->pollsa WHERE polla_qid = %d ORDER BY $order_by $sort_order", $poll_question_id ) );
// If There Is Poll Question With Answers
if($poll_question && $poll_answers) {
// Display Poll Voting Form
$temp_pollvote .= "<div id=\"polls-$poll_question_id\" class=\"wp-polls\">\n";
$temp_pollvote .= "\t<form id=\"polls_form_$poll_question_id\" class=\"wp-polls-form\" action=\"" . sanitize_text_field( $_SERVER['SCRIPT_NAME'] ) ."\" method=\"post\">\n";
$temp_pollvote .= "\t\t<p style=\"display: none;\"><input type=\"hidden\" id=\"poll_{$poll_question_id}_nonce\" name=\"wp-polls-nonce\" value=\"".wp_create_nonce('poll_'.$poll_question_id.'-nonce')."\" /></p>\n";
$temp_pollvote .= "\t\t<p style=\"display: none;\"><input type=\"hidden\" name=\"poll_id\" value=\"$poll_question_id\" /></p>\n";
if($poll_multiple_ans > 0) {
$temp_pollvote .= "\t\t<p style=\"display: none;\"><input type=\"hidden\" id=\"poll_multiple_ans_$poll_question_id\" name=\"poll_multiple_ans_$poll_question_id\" value=\"$poll_multiple_ans\" /></p>\n";
}
// Print Out Voting Form Header Template
$temp_pollvote .= "\t\t$template_question\n";
foreach($poll_answers as $poll_answer) {
// Poll Answer Variables
$poll_answer_id = (int) $poll_answer->polla_aid;
$poll_answer_text = wp_kses_post( removeslashes( $poll_answer->polla_answers ) );
$poll_answer_votes = (int) $poll_answer->polla_votes;
$poll_answer_percentage = $poll_question_totalvotes > 0 ? round( ( $poll_answer_votes / $poll_question_totalvotes ) * 100 ) : 0;
$poll_multiple_answer_percentage = round( ( $poll_answer_votes / $poll_question_totalvoters ) * 100 );
$template_answer = removeslashes(get_option('poll_template_votebody'));
$template_answer = apply_filters('poll_template_votebody_markup', $template_answer, $poll_answer, array(
'%POLL_ID%' => $poll_question_id,
'%POLL_ANSWER_ID%' => $poll_answer_id,
'%POLL_ANSWER%' => $poll_answer_text,
'%POLL_ANSWER_VOTES%' => number_format_i18n($poll_answer_votes),
'%POLL_ANSWER_PERCENTAGE%' => $poll_answer_percentage,
'%POLL_MULTIPLE_ANSWER_PERCENTAGE%' => $poll_multiple_answer_percentage,
"%POLL_CHECKBOX_RADIO%" => $poll_multiple_ans > 0 ? 'checkbox' : 'radio'
));
// Print Out Voting Form Body Template
$temp_pollvote .= "\t\t$template_answer\n";
}
// Determine Poll Result URL
$poll_result_url = esc_url_raw( $_SERVER['REQUEST_URI'] );
$poll_result_url = preg_replace('/pollresult=(\d+)/i', 'pollresult='.$poll_question_id, $poll_result_url);
if(isset($_GET['pollresult']) && (int) $_GET['pollresult'] === 0) {
if(strpos($poll_result_url, '?') !== false) {
$poll_result_url = "$poll_result_url&pollresult=$poll_question_id";
} else {
$poll_result_url = "$poll_result_url?pollresult=$poll_question_id";
}
}
// Voting Form Footer Variables
$template_footer = removeslashes(get_option('poll_template_votefooter'));
$template_footer = apply_filters('poll_template_votefooter_markup', $template_footer, $poll_question, array(
'%POLL_ID%' => $poll_question_id,
'%POLL_RESULT_URL%' => $poll_result_url,
'%POLL_START_DATE%' => $poll_start_date,
'%POLL_END_DATE%' => $poll_end_date,
'%POLL_MULTIPLE_ANS_MAX%' => $poll_multiple_ans > 0 ? $poll_multiple_ans : 1
));
// Print Out Voting Form Footer Template
$temp_pollvote .= "\t\t$template_footer\n";
$temp_pollvote .= "\t</form>\n";
$temp_pollvote .= "</div>\n";
if($display_loading) {
$poll_ajax_style = get_option('poll_ajax_style');
if((int) $poll_ajax_style['loading'] === 1) {
$temp_pollvote .= "<div id=\"polls-$poll_question_id-loading\" class=\"wp-polls-loading\"><img src=\"".plugins_url('wp-polls/images/loading.gif')."\" width=\"16\" height=\"16\" alt=\"".__('Loading', 'wp-polls')." ...\" title=\"".__('Loading', 'wp-polls')." ...\" class=\"wp-polls-image\" /> ".__('Loading', 'wp-polls')." ...</div>\n";
}
}
} else {
$temp_pollvote .= removeslashes(get_option('poll_template_disable'));
}
// Return Poll Vote Template
return $temp_pollvote;
}
### Function: Display Results Form
function display_pollresult($poll_id, $user_voted = array(), $display_loading = true) {
global $wpdb;
do_action( 'wp_polls_display_pollresult', $poll_id, $user_voted );
$poll_id = (int) $poll_id;
// User Voted
if( empty( $user_voted ) ) {
$user_voted = array();
}
if ( is_array( $user_voted ) ) {
$user_voted = array_map( 'intval', $user_voted );
} else {
$user_voted = array( (int) $user_voted );
}
// Temp Poll Result
$temp_pollresult = '';
// Most/Least Variables
$poll_most_answer = '';
$poll_most_votes = 0;
$poll_most_percentage = 0;
$poll_least_answer = '';
$poll_least_votes = 0;
$poll_least_percentage = 0;
// Get Poll Question Data
$poll_question = $wpdb->get_row( $wpdb->prepare( "SELECT pollq_id, pollq_question, pollq_totalvotes, pollq_active, pollq_timestamp, pollq_expiry, pollq_multiple, pollq_totalvoters FROM $wpdb->pollsq WHERE pollq_id = %d LIMIT 1", $poll_id ) );
// No poll could be loaded from the database
if (!$poll_question) {
return removeslashes(get_option('poll_template_disable'));
}
// Poll Question Variables
$poll_question_text = wp_kses_post( removeslashes( $poll_question->pollq_question ) );
$poll_question_id = (int) $poll_question->pollq_id;
$poll_question_totalvotes = (int) $poll_question->pollq_totalvotes;
$poll_question_totalvoters = (int) $poll_question->pollq_totalvoters;
$poll_question_active = (int) $poll_question->pollq_active;
$poll_start_date = mysql2date(sprintf(__('%s @ %s', 'wp-polls'), get_option('date_format'), get_option('time_format')), gmdate('Y-m-d H:i:s', $poll_question->pollq_timestamp));
$poll_expiry = trim($poll_question->pollq_expiry);
if(empty($poll_expiry)) {
$poll_end_date = __('No Expiry', 'wp-polls');
} else {
$poll_end_date = mysql2date(sprintf(__('%s @ %s', 'wp-polls'), get_option('date_format'), get_option('time_format')), gmdate('Y-m-d H:i:s', $poll_expiry));
}
$poll_multiple_ans = (int) $poll_question->pollq_multiple;
$template_question = removeslashes(get_option('poll_template_resultheader'));
$template_question = str_replace("%POLL_QUESTION%", $poll_question_text, $template_question);
$template_question = str_replace("%POLL_ID%", $poll_question_id, $template_question);
$template_question = str_replace("%POLL_TOTALVOTES%", $poll_question_totalvotes, $template_question);
$template_question = str_replace("%POLL_TOTALVOTERS%", $poll_question_totalvoters, $template_question);
$template_question = str_replace("%POLL_START_DATE%", $poll_start_date, $template_question);
$template_question = str_replace("%POLL_END_DATE%", $poll_end_date, $template_question);
if($poll_multiple_ans > 0) {
$template_question = str_replace("%POLL_MULTIPLE_ANS_MAX%", $poll_multiple_ans, $template_question);
} else {
$template_question = str_replace("%POLL_MULTIPLE_ANS_MAX%", '1', $template_question);
}
// Get Poll Answers Data
list($order_by, $sort_order) = _polls_get_ans_result_sort();
$poll_answers = $wpdb->get_results( $wpdb->prepare( "SELECT polla_aid, polla_answers, polla_votes FROM $wpdb->pollsa WHERE polla_qid = %d ORDER BY $order_by $sort_order", $poll_question_id ) );
// If There Is Poll Question With Answers
if($poll_question && $poll_answers) {
// Store The Percentage Of The Poll
$poll_answer_percentage_array = array();
// Is The Poll Total Votes 0?
$poll_totalvotes_zero = true;
if($poll_question_totalvotes > 0) {
$poll_totalvotes_zero = false;
}
// Print Out Result Header Template
$temp_pollresult .= "<div id=\"polls-$poll_question_id\" class=\"wp-polls\">\n";
$temp_pollresult .= "\t\t$template_question\n";
foreach($poll_answers as $poll_answer) {
// Poll Answer Variables
$poll_answer_id = (int) $poll_answer->polla_aid;
$poll_answer_text = wp_kses_post( removeslashes($poll_answer->polla_answers) );
$poll_answer_votes = (int) $poll_answer->polla_votes;
// Calculate Percentage And Image Bar Width
$poll_answer_percentage = 0;
$poll_multiple_answer_percentage = 0;
$poll_answer_imagewidth = 1;
if ( ! $poll_totalvotes_zero && $poll_answer_votes > 0 ) {
$poll_answer_percentage = round( ( $poll_answer_votes / $poll_question_totalvotes ) * 100 );
$poll_multiple_answer_percentage = round( ( $poll_answer_votes / $poll_question_totalvoters ) * 100 );
$poll_answer_imagewidth = round($poll_answer_percentage);
if($poll_answer_imagewidth === 100) {
$poll_answer_imagewidth = 99;
}
}
// Make Sure That Total Percentage Is 100% By Adding A Buffer To The Last Poll Answer
$round_percentage = apply_filters( 'wp_polls_round_percentage', false );
if( $round_percentage ) {
if ( $poll_multiple_ans === 0 ) {
$poll_answer_percentage_array[] = $poll_answer_percentage;
if ( count( $poll_answer_percentage_array ) === count( $poll_answers ) ) {
$percentage_error_buffer = 100 - array_sum( $poll_answer_percentage_array );
$poll_answer_percentage += $percentage_error_buffer;
if ( $poll_answer_percentage < 0 ) {
$poll_answer_percentage = 0;
}
}
}
}
// Let User See What Options They Voted
if ( in_array( $poll_answer_id, $user_voted, true ) ) {
// Results Body Variables
$template_answer = removeslashes(get_option('poll_template_resultbody2'));
} else {
// Results Body Variables
$template_answer = removeslashes(get_option('poll_template_resultbody'));
}
$template_answer = str_replace( [
'%POLL_ID%',
'%POLL_ANSWER_ID%',
'%POLL_ANSWER%',
'%POLL_ANSWER_TEXT%',
'%POLL_ANSWER_VOTES%',
'%POLL_ANSWER_PERCENTAGE%',
'%POLL_MULTIPLE_ANSWER_PERCENTAGE%',
'%POLL_ANSWER_IMAGEWIDTH%',
], [
$poll_question_id,
$poll_answer_id,
$poll_answer_text,
htmlspecialchars( wp_strip_all_tags( $poll_answer_text ) ),
number_format_i18n( $poll_answer_votes ),
$poll_answer_percentage,
$poll_multiple_answer_percentage,
$poll_answer_imagewidth,
], $template_answer );
// Print Out Results Body Template
$temp_pollresult .= "\t\t$template_answer\n";
// Get Most Voted Data
if ( $poll_answer_votes > $poll_most_votes ) {
$poll_most_answer = $poll_answer_text;
$poll_most_votes = $poll_answer_votes;
$poll_most_percentage = $poll_answer_percentage;
}
// Get Least Voted Data
if ( $poll_least_votes === 0 ) {
$poll_least_votes = $poll_answer_votes;
}
if ( $poll_answer_votes <= $poll_least_votes ) {
$poll_least_answer = $poll_answer_text;
$poll_least_votes = $poll_answer_votes;
$poll_least_percentage = $poll_answer_percentage;
}
}
// Results Footer Variables
if(!empty($user_voted) || $poll_question_active === 0 || !check_allowtovote()) {
$template_footer = removeslashes(get_option('poll_template_resultfooter'));
} else {
$template_footer = removeslashes(get_option('poll_template_resultfooter2'));
}
$template_footer = str_replace("%POLL_START_DATE%", $poll_start_date, $template_footer);
$template_footer = str_replace("%POLL_END_DATE%", $poll_end_date, $template_footer);
$template_footer = str_replace("%POLL_ID%", $poll_question_id, $template_footer);
$template_footer = str_replace("%POLL_TOTALVOTES%", number_format_i18n($poll_question_totalvotes), $template_footer);
$template_footer = str_replace("%POLL_TOTALVOTERS%", number_format_i18n($poll_question_totalvoters), $template_footer);
$template_footer = str_replace("%POLL_MOST_ANSWER%", $poll_most_answer, $template_footer);
$template_footer = str_replace("%POLL_MOST_VOTES%", number_format_i18n($poll_most_votes), $template_footer);
$template_footer = str_replace("%POLL_MOST_PERCENTAGE%", $poll_most_percentage, $template_footer);
$template_footer = str_replace("%POLL_LEAST_ANSWER%", $poll_least_answer, $template_footer);
$template_footer = str_replace("%POLL_LEAST_VOTES%", number_format_i18n($poll_least_votes), $template_footer);
$template_footer = str_replace("%POLL_LEAST_PERCENTAGE%", $poll_least_percentage, $template_footer);
if($poll_multiple_ans > 0) {
$template_footer = str_replace("%POLL_MULTIPLE_ANS_MAX%", $poll_multiple_ans, $template_footer);
} else {
$template_footer = str_replace("%POLL_MULTIPLE_ANS_MAX%", '1', $template_footer);
}
// Print Out Results Footer Template
$temp_pollresult .= "\t\t$template_footer\n";
$temp_pollresult .= "\t\t<input type=\"hidden\" id=\"poll_{$poll_question_id}_nonce\" name=\"wp-polls-nonce\" value=\"".wp_create_nonce('poll_'.$poll_question_id.'-nonce')."\" />\n";
$temp_pollresult .= "</div>\n";
if($display_loading) {
$poll_ajax_style = get_option('poll_ajax_style');
if((int) $poll_ajax_style['loading'] === 1) {
$temp_pollresult .= "<div id=\"polls-$poll_question_id-loading\" class=\"wp-polls-loading\"><img src=\"".plugins_url('wp-polls/images/loading.gif')."\" width=\"16\" height=\"16\" alt=\"".__('Loading', 'wp-polls')." ...\" title=\"".__('Loading', 'wp-polls')." ...\" class=\"wp-polls-image\" /> ".__('Loading', 'wp-polls')." ...</div>\n";
}
}
} else {
$temp_pollresult .= removeslashes(get_option('poll_template_disable'));
}
// Return Poll Result
return apply_filters('poll_result_markup', $temp_pollresult);
}
### Function: Get IP Address
if ( ! function_exists( 'get_ipaddress' ) ) {
function get_ipaddress() {
foreach ( array( 'HTTP_CF_CONNECTING_IP', 'HTTP_CLIENT_IP', 'HTTP_X_FORWARDED_FOR', 'HTTP_X_FORWARDED', 'HTTP_X_CLUSTER_CLIENT_IP', 'HTTP_FORWARDED_FOR', 'HTTP_FORWARDED', 'REMOTE_ADDR' ) as $key ) {
if ( array_key_exists( $key, $_SERVER ) === true ) {
foreach ( explode( ',', $_SERVER[$key] ) as $ip ) {
$ip = trim( $ip );
if ( filter_var( $ip, FILTER_VALIDATE_IP ) !== false ) {
return esc_attr( $ip );
}
}
}
}
}
}
function poll_get_ipaddress() {
return wp_hash( get_ipaddress() );
}
function poll_get_hostname() {
$hostname = gethostbyaddr( get_ipaddress() );
if ( $hostname === get_ipaddress() ) {
return wp_privacy_anonymize_ip( get_ipaddress() );
}
if ( false !== $hostname ) {
return substr( $hostname, strpos( $hostname, '.' ) + 1 );
}
return false;
}
### Function: Short Code For Inserting Polls Archive Into Page
add_shortcode('page_polls', 'poll_page_shortcode');
function poll_page_shortcode($atts) {
return polls_archive();
}
### Function: Short Code For Inserting Polls Into Posts
add_shortcode( 'poll', 'poll_shortcode' );
function poll_shortcode( $atts ) {
$attributes = shortcode_atts( array( 'id' => 0, 'type' => 'vote' ), $atts );
if( ! is_feed() ) {
$id = (int) $attributes['id'];
// To maintain backward compatibility with [poll=1]. Props @tz-ua
if( ! $id && isset( $atts[0] ) ) {
$id = (int) trim( $atts[0], '="\'' );
}
if( $attributes['type'] === 'vote' ) {
return get_poll( $id, false );
} elseif( $attributes['type'] === 'result' ) {
return display_pollresult( $id );
}
} else {
return __( 'Note: There is a poll embedded within this post, please visit the site to participate in this post\'s poll.', 'wp-polls' );
}
}
### Function: Get Poll Question Based On Poll ID
if(!function_exists('get_poll_question')) {
function get_poll_question($poll_id) {
global $wpdb;
$poll_id = (int) $poll_id;
$poll_question = $wpdb->get_var( $wpdb->prepare( "SELECT pollq_question FROM $wpdb->pollsq WHERE pollq_id = %d LIMIT 1", $poll_id ) );
return wp_kses_post( removeslashes( $poll_question ) );
}
}
### Function: Get Poll Total Questions
if(!function_exists('get_pollquestions')) {
function get_pollquestions($display = true) {
global $wpdb;
$totalpollq = (int) $wpdb->get_var("SELECT COUNT(pollq_id) FROM $wpdb->pollsq");
if($display) {
echo $totalpollq;
} else {
return $totalpollq;
}
}
}
### Function: Get Poll Total Answers
if(!function_exists('get_pollanswers')) {
function get_pollanswers($display = true) {
global $wpdb;
$totalpolla = (int) $wpdb->get_var("SELECT COUNT(polla_aid) FROM $wpdb->pollsa");
if($display) {
echo $totalpolla;
} else {
return $totalpolla;
}
}
}
### Function: Get Poll Total Votes
if(!function_exists('get_pollvotes')) {
function get_pollvotes($display = true) {
global $wpdb;
$totalvotes = (int) $wpdb->get_var("SELECT SUM(pollq_totalvotes) FROM $wpdb->pollsq");
if($display) {
echo $totalvotes;
} else {
return $totalvotes;
}
}
}
### Function: Get Poll Total Voters
if(!function_exists('get_pollvoters')) {
function get_pollvoters($display = true) {
global $wpdb;
$totalvoters = (int) $wpdb->get_var("SELECT SUM(pollq_totalvoters) FROM $wpdb->pollsq");
if($display) {
echo $totalvoters;
} else {
return $totalvoters;
}
}
}
### Function: Check Voted To Get Voted Answer
function check_voted_multiple($poll_id, $polls_ips) {
if(!empty($_COOKIE["voted_$poll_id"])) {
return explode(',', $_COOKIE["voted_$poll_id"]);
} else {
if($polls_ips) {
return $polls_ips;
} else {
return array();
}
}
}
### Function: Polls Archive Link
function polls_archive_link($page) {
$polls_archive_url = get_option('poll_archive_url');
if($page > 0) {
if(strpos($polls_archive_url, '?') !== false) {
$polls_archive_url = "$polls_archive_url&poll_page=$page";
} else {
$polls_archive_url = "$polls_archive_url?poll_page=$page";
}
}
return $polls_archive_url;
}
### Function: Displays Polls Archive Link
function display_polls_archive_link($display = true) {
$template_pollarchivelink = removeslashes(get_option('poll_template_pollarchivelink'));
$template_pollarchivelink = str_replace("%POLL_ARCHIVE_URL%", get_option('poll_archive_url'), $template_pollarchivelink);
if($display) {
echo $template_pollarchivelink;
} else{
return $template_pollarchivelink;
}
}
### Function: Display Polls Archive
function polls_archive() {
do_action('wp_polls_polls_archive');
global $wpdb, $in_pollsarchive;
// Polls Variables
$in_pollsarchive = true;
$page = isset($_GET['poll_page']) ? (int) sanitize_key( $_GET['poll_page'] ) : 0;
$polls_questions = array();
$polls_answers = array();
$polls_ips = array();
$polls_perpage = (int) get_option('poll_archive_perpage');
$poll_questions_ids = '0';
$poll_voted = false;
$poll_voted_aid = 0;
$poll_id = 0;
$pollsarchive_output_archive = '';
$polls_type = (int) get_option('poll_archive_displaypoll');
$polls_type_sql = '';
// Determine What Type Of Polls To Show
switch($polls_type) {
case 1:
$polls_type_sql = 'pollq_active = 0';
break;
case 2:
$polls_type_sql = 'pollq_active = 1';
break;
case 3:
$polls_type_sql = 'pollq_active IN (0,1)';
break;
}
// Get Total Polls
$total_polls = $wpdb->get_var("SELECT COUNT(pollq_id) FROM $wpdb->pollsq WHERE $polls_type_sql AND pollq_active != -1");
// Calculate Paging
$numposts = $total_polls;
$perpage = $polls_perpage;
$max_page = ceil($numposts/$perpage);
if(empty($page) || $page == 0) {
$page = 1;
}
$offset = ($page-1) * $perpage;
$pages_to_show = 10;
$pages_to_show_minus_1 = $pages_to_show-1;
$half_page_start = floor($pages_to_show_minus_1/2);
$half_page_end = ceil($pages_to_show_minus_1/2);
$start_page = $page - $half_page_start;
if($start_page <= 0) {
$start_page = 1;
}
$end_page = $page + $half_page_end;
if(($end_page - $start_page) !== $pages_to_show_minus_1) {
$end_page = $start_page + $pages_to_show_minus_1;
}
if($end_page > $max_page) {
$start_page = $max_page - $pages_to_show_minus_1;
$end_page = $max_page;
}
if($start_page <= 0) {
$start_page = 1;
}
if(($offset + $perpage) > $numposts) {
$max_on_page = $numposts;
} else {
$max_on_page = ($offset + $perpage);
}
if (($offset + 1) > ($numposts)) {
$display_on_page = $numposts;
} else {
$display_on_page = ($offset + 1);
}
// Get Poll Questions
$questions = $wpdb->get_results("SELECT * FROM $wpdb->pollsq WHERE $polls_type_sql ORDER BY pollq_id DESC LIMIT $offset, $polls_perpage");
if($questions) {
foreach($questions as $question) {
$polls_questions[] = array( 'id' => (int) $question->pollq_id, 'question' => wp_kses_post( removeslashes( $question->pollq_question ) ), 'timestamp' => $question->pollq_timestamp, 'totalvotes' => (int) $question->pollq_totalvotes, 'start' => $question->pollq_timestamp, 'end' => trim( $question->pollq_expiry ), 'multiple' => (int) $question->pollq_multiple, 'totalvoters' => (int) $question->pollq_totalvoters );
$poll_questions_ids .= (int) $question->pollq_id . ', ';
}
$poll_questions_ids = substr($poll_questions_ids, 0, -2);
}
// Get Poll Answers
list($order_by, $sort_order) = _polls_get_ans_result_sort();
$answers = $wpdb->get_results("SELECT polla_aid, polla_qid, polla_answers, polla_votes FROM $wpdb->pollsa WHERE polla_qid IN ($poll_questions_ids) ORDER BY $order_by $sort_order");
if($answers) {
foreach($answers as $answer) {
$polls_answers[(int)$answer->polla_qid][] = array( 'aid' => (int)$answer->polla_aid, 'qid' => (int) $answer->polla_qid, 'answers' => wp_kses_post( removeslashes( $answer->polla_answers ) ), 'votes' => (int) $answer->polla_votes );
}
}
// Get Poll IPs
$ips = $wpdb->get_results( "SELECT pollip_qid, pollip_aid FROM $wpdb->pollsip WHERE pollip_qid IN ($poll_questions_ids) AND pollip_ip = '" . poll_get_ipaddress() . "' ORDER BY pollip_qid ASC" );
if($ips) {
foreach($ips as $ip) {
$polls_ips[(int) $ip->pollip_qid][] = (int) $ip->pollip_aid;
}
}
// Poll Archives
$pollsarchive_output_archive .= "<div class=\"wp-polls wp-polls-archive\">\n";
foreach($polls_questions as $polls_question) {
// Most/Least Variables
$poll_most_answer = '';
$poll_most_votes = 0;
$poll_most_percentage = 0;
$poll_least_answer = '';
$poll_least_votes = 0;
$poll_least_percentage = 0;
// Is The Poll Total Votes 0?