coderbits.php

<?php
    /*
        Plugin Name: Coderbits Profiler
        Plugin URI: https://github.com/stefanbc/Coderbits-Profiler
        Description: Display your Coderbits profile data using a widget or a shortcode.
        Version: 1.2.6
        Author: Stefan Cosma
        Author URI: http://coderbits.com/stefanbc
        License: GPLv2 or later
        License URI: http://www.gnu.org/licenses/gpl-2.0.html
    */
    
    // Create cache folder on activation
    function coderbits_profiler_activate() {
        $old = umask(0);
        mkdir(WP_CONTENT_DIR . '/cache', 0777);
        umask($old);
    }
    register_activation_hook(__FILE__, 'coderbits_profiler_activate');

    // Create submenu page in the WordPress Settings menu
    function coderbits_profiler() {
        add_submenu_page('options-general.php', 'Coderbits Profiler', 'Coderbits Profiler', 'edit_posts', 'coderbits_profiler', 'coderbits_profiler_options');
    }
    add_action('admin_menu','coderbits_profiler');
    
    // Add settings link to plugin on plugins list
    function coderbits_add_settings_link($links) {
        $settings_link = '<a href="options-general.php?page=coderbits_profiler">Settings</a>';
        array_push($links, $settings_link);
        return $links;
    }
    $plugin = plugin_basename(__FILE__);
    add_filter("plugin_action_links_$plugin", 'coderbits_add_settings_link');

    // Check if the cache folder is writable
    function cache_folder_notice() {
        $file = substr(sprintf('%o', fileperms(dirname(__FILE__) . '/cache')), -4);
        if ($file != "0777") {
            echo '<div class="error">';
                echo '<p>The Coderbits Profiler cache folder is not writable! Please chmod(777) the cache folder.</p>';
            echo '</div>';
        }
    }
    
    // General notification function
    function notification($message){
        echo '<div class="updated">';
            echo '<p>' . $message . '</p>';
        echo '</div>';
    }
    
    // Add styles to the admin header
    function coderbits_profiler_admin_styles() {
        // Register the styles
        wp_register_style('coderbits_profiler_admin_font', 'https://fonts.googleapis.com/css?family=Roboto:300,400');
    	wp_register_style('coderbits_profiler_admin_style', plugins_url('assets/css/style.css', __FILE__ ));
    	
    	// Register the script
    	wp_register_script('coderbits_profiler_admin_script', plugins_url( 'assets/general.js' , __FILE__ ));

    	// Enqueue styles
    	wp_enqueue_style('coderbits_profiler_admin_font');
    	wp_enqueue_style('coderbits_profiler_admin_style');
    	
    	// Enqueue the script
    	wp_enqueue_script('coderbits_profiler_admin_script');
    }
    // Add styles to admin area
    add_action('admin_enqueue_scripts', 'coderbits_profiler_admin_styles');
    
    // Plugin options
    function coderbits_profiler_options(){
        global $wpdb;

        // Add the needed options to the wp_options table
        add_option('coderbits_profiler_username', $username);
        add_option('coderbits_profiler_active_fields', $active_fields);
        add_option('coderbits_profiler_inactive_fields', $inactive_fields);
        add_option('coderbits_profiler_options', $plugin_options);

        // Check if the cache folder is writable
        cache_folder_notice();
        add_action('admin_notices', 'cache_folder_notice');

        // Get the username
        $username = $wpdb->escape($_POST['username']);
        
        // Updated the username setting with the current set username
        if($username) {
            
            // We call for the JSON file on username change
            coderbits_profiler_get_json($username);
            // NOtify the user
            notification("The profile handler you entered has been aggregated.");
            add_action('admin_notices', 'notification');

            // Update the username in the database
            update_option('coderbits_profiler_username', $username);
            
        }
        
        // Get the submit for the update data function
        $update_profile_data = $wpdb->escape($_POST['update_profile_data']);
        
        // Updated the username setting with the current set username
        if($update_profile_data) {
            
            // Get the new JSON data
            coderbits_profiler_get_json(get_option('coderbits_profiler_username'));
            // Notify the user
            notification("Your profile data has been updated");
            add_action('admin_notices', 'notification');
                        
        }
        
        // Styling and scripting
        echo '<script type="text/javascript">var AJAX_FILE = "' . plugins_url( 'assets/ajax.php' , __FILE__ ) . '";</script>';

        // Start the content part
        echo '<div class="main-wrapper">';
            echo '<span class="main-title"><img class="logo" src="' . plugins_url( 'assets/logo.png' , __FILE__ ) . '" alt="coderbits"> Profiler</span>';
            // The left part
            echo '<div class="sides">';
                // The profile part
                echo '<h2 class="zone-title-profile">Profile <small><i>Update profile options</i></small></h2>';
                echo '<div class="row">Current active Coderbits profile: <b>' . get_option('coderbits_profiler_username') . '</b></div>';
                echo '<div class="row">';
                    echo '<form method="post" id="profile_form">';
                        echo 'Set Coderbits profile: <input type="text" name="username" id="username" placeholder="coderbits username"><input type="submit" name="update_profile_coderbits_profiler" id="update_profile_coderbits_profiler" value="Set Profile" class="button_action">';
                    echo '</form>';
                    echo '<form method="post" id="update_profile_form">';
                        echo '<input type="hidden" name="update_profile_data" id="update_profile_data" value="true"><input type="submit" name="update_profile_data_coderbits_profiler" id="update_profile_data_coderbits_profiler" value="Update Data" class="button_action">';
                    echo '</form>';
                echo '</div>';

                // The fields part
                echo '<h2 class="zone-title-fields">Fields <small><i>Manage active/inactive fields</i></small></h2>';
                echo '<form method="post" id="fields_form">';
                    echo '<div class="fields_wrapper">';
                    echo '<div class="smaller-side">';
                        echo '<h3>Active</h3>';
                        echo '<div class="active-fields zone" ondrop="dropField(this, event)" ondragenter="return false" ondragover="return false">';
                            // Get the active fields
                            $query_active_fields = unserialize(get_option('coderbits_profiler_active_fields'));
                            if (!empty($query_active_fields)) {
                                foreach ($query_active_fields as $active_field) {
                                    if (!empty($active_field)) {
                                        if ($active_field == 'gravatar_hash') {
                                            echo '<span class="field" id="' . $active_field . '" draggable="true" ondragstart="dragField(this, event)">Avatar</span>';
                                        } else {
                                            echo '<span class="field" id="' . $active_field . '" draggable="true" ondragstart="dragField(this, event)">' . ucwords(str_replace("_"," ",$active_field)) . '</span>';
                                        }
                                    }
                                }
                            }
                        echo '</div>';
                    echo '</div>';
                    echo '<div class="arrows">&lt;&gt;</div>';
                    echo '<div class="smaller-side">';
                        echo '<h3>Inactive</h3>';
                        echo '<div class="inactive-fields zone" ondrop="dropField(this, event)" ondragenter="return false" ondragover="return false">';
                            // Get the inactive fields
                            $query_inactive_fields = unserialize(get_option('coderbits_profiler_inactive_fields'));
                            if (!empty($query_inactive_fields)) {
                                foreach ($query_inactive_fields as $inactive_field) {
                                    if (!empty($inactive_field)) {
                                        if ($inactive_field == 'gravatar_hash') {
                                            echo '<span class="field" id="' . $inactive_field . '" draggable="true" ondragstart="dragField(this, event)">Avatar</span>';
                                        } else {
                                            echo '<span class="field" id="' . $inactive_field . '" draggable="true" ondragstart="dragField(this, event)">' . ucwords(str_replace("_"," ",$inactive_field)) . '</span>';
                                        }
                                    }
                                }
                            } 
                            // If there are no fields set, show the default ones
                            else {
                                echo '<span id="name" class="field" draggable="true" ondragstart="dragField(this, event)">Name</span>';
                                echo '<span id="title" class="field" draggable="true" ondragstart="dragField(this, event)">Title</span>';
                                echo '<span id="location" class="field" draggable="true" ondragstart="dragField(this, event)">Location</span>';
                                echo '<span id="website_link" class="field" draggable="true" ondragstart="dragField(this, event)">Website Link</span>';
                                echo '<span id="bio" class="field" draggable="true" ondragstart="dragField(this, event)">Bio</span>';
                                echo '<span id="views" class="field" draggable="true" ondragstart="dragField(this, event)">Views</span>';
                                echo '<span id="rank" class="field" draggable="true" ondragstart="dragField(this, event)">Rank</span>';
                                echo '<span id="gravatar_hash" class="field" draggable="true" ondragstart="dragField(this, event)">Avatar</span>';
                                echo '<span id="badges_count" class="field" draggable="true" ondragstart="dragField(this, event)">Badges Count</span>';
                                echo '<span id="follower_count" class="field" draggable="true" ondragstart="dragField(this, event)">Follower Count</span>';
                                echo '<span id="following_count" class="field" draggable="true" ondragstart="dragField(this, event)">Following Count</span>';
                                echo '<span id="top_skills" class="field" draggable="true" ondragstart="dragField(this, event)">Top Skills</span>';
                                echo '<span id="top_languages" class="field" draggable="true" ondragstart="dragField(this, event)">Top Languages</span>';
                                echo '<span id="top_environments" class="field" draggable="true" ondragstart="dragField(this, event)">Top Environments</span>';
                                echo '<span id="top_frameworks" class="field" draggable="true" ondragstart="dragField(this, event)">Top Frameworks</span>';
                                echo '<span id="top_tools" class="field" draggable="true" ondragstart="dragField(this, event)">Top Tools</span>';
                                echo '<span id="top_interests" class="field" draggable="true" ondragstart="dragField(this, event)">Top Interests</span>';
                                echo '<span id="top_traits" class="field" draggable="true" ondragstart="dragField(this, event)">Top Traits</span>';
                                echo '<span id="top_areas" class="field" draggable="true" ondragstart="dragField(this, event)">Top Areas</span>';
                                echo '<span id="badges" class="field" draggable="true" ondragstart="dragField(this, event)">Badges</span>';
                                echo '<span id="accounts" class="field" draggable="true" ondragstart="dragField(this, event)">Accounts</span>';
                            }
                        echo '</div>';
                    echo '</div>';
                    echo '</div>';
                echo '<div id="fields_submit_button" class="submit_button"><input type="submit" name="update_fields_coderbits_profiler" id="update_fields_coderbits_profiler" value="Save Fields" class="button_action"></div>';
                echo '</form>';
            echo '</div>';

            // The right part
            echo '<div class="sides">';
                echo '<h2 class="zone-title-preview">Widget Options <small><i>Change widget options</i></small></h2>';    
                echo '<form method="post" id="options_form">';
                echo '<div class="row">Select a visual theme for the widget ';
                $plugin_options = unserialize(get_option('coderbits_profiler_options'));
                switch($plugin_options[0]){
                    case '1':
                        $selected1 = 'selected';
                    break;
                    case '2':
                        $selected2 = 'selected';
                    break;
                    case '3':
                        $selected3 = 'selected';
                    break;
                    case '4':
                        $selected4 = 'selected';
                    break;
                }
                echo '<select name="coderbits_profiler_options_visual_theme" id="coderbits_profiler_options_visual_theme">';
                    echo '<option value="1" ' . $selected1 . '>None</option>';
                    echo '<option value="2" ' . $selected2 . '>White</option>';
                    echo '<option value="3" ' . $selected3 . '>Black</option>';
                    echo '<option value="4" ' . $selected4 . '>Transparent</option>';
                echo '</select><br>';
                echo '<span class="alert">Warning! If you choose None, no visual style will be applied to your widget.</span>';
                echo '</div>';
                echo '<div id="options_submit_button" class="submit_button"><input type="submit" name="update_options_coderbits_profiler" id="update_options_coderbits_profiler" value="Save Options" class="button_action"></div>';
                echo '</form>';
                echo '<h2 class="zone-title-preview">Preview Widget <small><i>Preview widget based on your settings</i></small></h2>';
                coderbits_profiler_output_data();
            echo '</div>';
        echo '</div>';
    }
    
    // Get the JSON file from coderbits
    function coderbits_profiler_get_json($username) {
        // jSON URL which should be requested
        $json_url = 'https://coderbits.com/' . $username . '.json';
         
        // Initializing curl
        $ch = curl_init($json_url);
         
        // Configuring curl options
        $options = array(
        CURLOPT_RETURNTRANSFER => true,
        CURLOPT_HTTPHEADER => array('Content-type: application/json')
        );
         
        // Setting curl options
        curl_setopt_array($ch, $options);
         
        // Getting results
        $result = curl_exec($ch); // Getting jSON result string
        
        // Save the result into a local file
        $save_file = file_put_contents(dirname(__FILE__) . '/cache/' . md5($username), $result);

        // Close request to clear up some resources
        curl_close($ch);
    }
    
    // Get data from JSON file
    function coderbits_profiler_data($type, $subtype = '') {

        // The filename path
        $file = dirname(__FILE__) . '/cache/' . md5(get_option('coderbits_profiler_username'));
        
        // Check if the file exists
        if (file_exists($file)) {

            // Read the local file for data
            $json_file = file_get_contents($file);
            
            // Parse the JSON result from the file
            $output = json_decode($json_file, true);
            
            // Output the requested field
            $return = $output[$type];

            // Check if the field is array
            if (is_array($return)) {
                // If the type is badge do other stuff
                if ($type == 'badges') {
                    
                    // Badge limit counter
                    $badge_limit_counter = 0;
                    // Get all the items in the array
                    foreach ($return as $items) {
                        // Each item has multiple arrays
                        foreach($items as $key => $badge) {
                            // Convert key => value arrays into variables
                            $$key = $badge;
                        }
                        // Check if the badge has been earned
                        if ($earned && !empty($earned_date) && $level == 1) {
                            // Build the badge
                            $data .= '<a href="' . $link . '" title="' . $name . ' - ' . $description . '" target="_blank"><img src="' . $image_link . '"  width="45px" height="45px" class="badge" alt="badge"></a>';
                            // Break the loop if we reach 15 entries
                            if (++$badge_limit_counter == 15) break;
                        }
                    }
                    // Get the badges count
                    $badges_count = coderbits_profiler_data('one_bit_badges') + coderbits_profiler_data('eight_bit_badges') + coderbits_profiler_data('sixteen_bit_badges') + coderbits_profiler_data('thirty_two_bit_badges') + coderbits_profiler_data('sixty_four_bit_badges');
                    // Output it
                    $data .= '<a href="https://coderbits.com/' . get_option('coderbits_profiler_username') . '/badges" target="_blank">view all ' . $badges_count . '</a>';
                    
                } elseif ($type == 'accounts') {
                    
                    // Get all the items in the array
                    foreach ($return as $items) {
                        // Each item has multiple arrays
                        foreach($items as $key => $account) {
                            // Convert key => value arrays into variables
                            $$key = $account;
                        }
                        
                        // If it's used as a shortcode show coderbits provided image
                        if($subtype == 'original') {
                            // Some services have a different name for the image
                            switch($name) {
                                case 'Syndication Feed':
                                    $name = 'syndication';
                                break;
                                case 'Peer 2 Peer University':
                                    $name = 'p2pu';
                                break;
                                case 'Envato Marketplaces':
                                    $name = 'envato';
                                break;
                                default:
                                    $name = $name;
                                break;
                            }
                            // Build the service image link
                            $account_image = 'http://coderbits.com/images/' . str_replace(" ","",strtolower($name)) . '32.png';
                            
                            $data .= '<a href="' . $link . '" title="' . $name . '" target="_blank"><img src="' . $account_image . '" class="account_shortcode" alt="account"></a>';
                        } else {
                            // Build the account link
                            $account_image = dirname(__FILE__) . '/assets/accounts/' . str_replace(" ","",strtolower($name)) . '-32.png';
                            if (file_exists($account_image)) {
                                $account_image = plugins_url('assets/accounts/' . str_replace(" ","",strtolower($name)) . '-32.png', __FILE__ );
                            } else {
                                $account_image = plugins_url('assets/accounts/default.png', __FILE__ );
                            }
                            
                            $data .= '<a href="' . $link . '" title="' . $name . '" target="_blank"><img src="' . $account_image . '" class="account ' . str_replace(" ","",strtolower($name)) . '" alt="account"></a>';
                        }
                    }
                } else {
                    // Get all the items in the array
                    foreach ($return as $items) {
                        // Each item has multiple arrays
                        foreach($items as $key => $item){
                            // Check if the key from the loop is the chosen type
                            if ($key == $subtype) {
                                $data .= $item;
                                // Add comma after each element except the last one
                                if (next($items)) $data .= ', '; 
                            }
                        }
                    }
                }
            } else {
                // If it's a normal field return it
                $data = $return;
            }
        } else {
            // If the file can't be read fill each value with NULL
            $data = "NULL";
        }
        
        return $data;
    }
    
    // Add styles to the header
    function coderbits_profiler_widget_styles() {
        $plugin_options = unserialize(get_option('coderbits_profiler_options'));
        switch($plugin_options[0]){
            case '1':
                // Register the style
    	        wp_register_style('coderbits_profiler_style', plugins_url('assets/css/style_none.css', __FILE__ ));
            break;
            case '2':
                // Register the style
    	        wp_register_style('coderbits_profiler_style', plugins_url('assets/css/style_white.css', __FILE__ ));
            break;
            case '3':
                // Register the style
    	        wp_register_style('coderbits_profiler_style', plugins_url('assets/css/style_black.css', __FILE__ ));
            break;
            case '4':
                // Register the style
    	        wp_register_style('coderbits_profiler_style', plugins_url('assets/css/style_transparent.css', __FILE__ ));
            break;
        }
    	// Enqueue the style
    	wp_enqueue_style('coderbits_profiler_style');
    }
    // Add styles to front
    add_action('wp_enqueue_scripts', 'coderbits_profiler_widget_styles');
    // Add styles to admin area
    add_action('admin_enqueue_scripts', 'coderbits_profiler_widget_styles');

    // Output function used by preview and widget
    function coderbits_profiler_output_data(){
        // Get the active fields
        $preview_fields = unserialize(get_option('coderbits_profiler_active_fields'));
        if (!empty($preview_fields)) {
            
            $plugin_options = unserialize(get_option('coderbits_profiler_options'));
            
            echo '<div class="cp_output_wrapper">';
            foreach ($preview_fields as $preview_field) {
                if (!empty($preview_field)) {
                    switch ($preview_field) {
                        // Output name with link to coderbits profile page
                        case 'name':
                            echo '<div id="' . $preview_field . '" class="' . $preview_field . ' cp_output_field"><a href="https://coderbits.com/' . get_option('coderbits_profiler_username') . '" title="' . coderbits_profiler_data($preview_field) . '" target="_blank">' . coderbits_profiler_data($preview_field) . '</a></div>';
                        break;
                        // Output for title and bio are the same
                        case 'title':
                        case 'bio':
                            echo '<div id="' . $preview_field . '" class="' . $preview_field . ' cp_output_field">' . coderbits_profiler_data($preview_field) . '</div>';
                        break;
                        // Output for location has link to Google Maps
                        case 'location':
                            echo '<div id="' . $preview_field . '" class="' . $preview_field . ' cp_output_field"><a href="https://maps.google.com/maps?q=' . coderbits_profiler_data($preview_field) . '" title="' . coderbits_profiler_data($preview_field) . '" target="_blank">' . coderbits_profiler_data($preview_field) . '</a></div>';
                        break;
                        // Output for website link
                        case 'website_link':
                            echo '<div id="' . $preview_field . '" class="' . $preview_field . ' cp_output_field"><a href="' . coderbits_profiler_data($preview_field) . '" title="Website" target="_blank">' . coderbits_profiler_data($preview_field) . '</a></div>';
                        break;
                        // Output for views and rank are the same
                        case 'views':
                        case 'rank':
                            echo '<div id="' . $preview_field . '" class="' . $preview_field . ' cp_output_field">' .coderbits_profiler_data($preview_field) . ' <span class="field_text">' . strtolower($preview_field) . '</span></div>';
                        break;
                        // Output the avatar
                        case 'gravatar_hash':
                            echo '<div id="' . $preview_field . '" class="' . $preview_field . ' cp_output_field"><a href="https://coderbits.com/' . get_option('coderbits_profiler_username') . '" title="' . get_option('coderbits_profiler_username') . '" target="_blank"><img src="http://www.gravatar.com/avatar/' . coderbits_profiler_data($preview_field) . '" alt="' . get_option('coderbits_profiler_username') . '"></a></div>';
                        break;
                        // Output the badges count
                        case 'badges_count':
                            $badges_count = coderbits_profiler_data('one_bit_badges') + coderbits_profiler_data('eight_bit_badges') + coderbits_profiler_data('sixteen_bit_badges') + coderbits_profiler_data('thirty_two_bit_badges') + coderbits_profiler_data('sixty_four_bit_badges');

                            echo '<div id="' . $preview_field . '" class="' . $preview_field . ' cp_output_field">' . $badges_count . ' <span class="field_text">' . strtolower(substr($preview_field, 0, -6)) . '</span></div>';
                        break;
                        // Output follower and following count are the same
                        case 'follower_count':
                        case 'following_count':
                            $text = ($preview_field == "follower_count") ? "followers" : "friends";
                            echo '<div id="' . $preview_field . '" class="' . $preview_field . ' cp_output_field">' . coderbits_profiler_data($preview_field) . ' <span class="field_text">' . $text . '</span></div>';
                        break;
                        // Output top things are the same
                        case 'top_skills':
                        case 'top_languages':
                        case 'top_environments':
                        case 'top_frameworks':
                        case 'top_tools':
                        case 'top_interests':
                        case 'top_traits':
                        case 'top_areas':
                            echo '<div id="' . $preview_field . '" class="' . $preview_field . ' cp_output_field"><span class="field_text">' . ucwords(str_replace("_"," ", $preview_field)) . '</span>' . coderbits_profiler_data($preview_field, 'name') . '</div>';
                        break;
                        case 'badges':
                            echo '<div id="' . $preview_field . '" class="' . $preview_field . ' cp_output_field">' . coderbits_profiler_data($preview_field) . '</div>';
                        break;
                        case 'accounts':
                            if($plugin_options[0] == 1) {
                                echo '<div id="' . $preview_field . '" class="' . $preview_field . ' cp_output_field"><span class="field_text">On the web</span>' . coderbits_profiler_data($preview_field, 'original') . '</div>';
                            } else {
                                echo '<div id="' . $preview_field . '" class="' . $preview_field . ' cp_output_field"><span class="field_text">On the web</span>' . coderbits_profiler_data($preview_field) . '</div>';
                            }
                        break;
                    }
                }
            }
            echo '</div>';
        } else {
            echo '<div class="row">No data to display, yet!</div>';
        }
    }
    
    // We now create the widget and register it with WP
    class CoderbitsProfilerWidget extends WP_Widget {

        function CoderbitsProfilerWidget() {
            // Instantiate the parent object
            parent::__construct(false, 'Coderbits Profiler');
        }
        
        // Output to frontend widget
        function widget($args, $instance) {
            coderbits_profiler_output_data();
        }
    }
    
    // Register the widget
    function coderbits_profiler_register_widgets() {
        register_widget('CoderbitsProfilerWidget');
    }
    
    // Hook the widget to widgets_init action
    add_action('widgets_init', 'coderbits_profiler_register_widgets');

    // Create the shortcode to use in posts or pages
    function coderbits_profiler_output_data_shortcode($params) {
        extract(shortcode_atts(array(
            'data' => ''
        ), $params));
        
        switch($data){
            case 'gravatar_hash':
                $output = '<img src="http://www.gravatar.com/avatar/' . coderbits_profiler_data($data) . '">';
            break;
            case 'badges_count':
                $output = coderbits_profiler_data('one_bit_badges') + coderbits_profiler_data('eight_bit_badges') + coderbits_profiler_data('sixteen_bit_badges') + coderbits_profiler_data('thirty_two_bit_badges') + coderbits_profiler_data('sixty_four_bit_badges');
            break;
            case 'top_skills':
            case 'top_languages':
            case 'top_environments':
            case 'top_frameworks':
            case 'top_tools':
            case 'top_interests':
            case 'top_traits':
            case 'top_areas':
                $output = coderbits_profiler_data($data, 'name');
            break;
            case 'accounts':
                $output = coderbits_profiler_data($data, 'original');
            break;
            default:
                $output = coderbits_profiler_data($data);
            break;
        }
        
        return $output;
    }

    // Register the shortcode
    function coderbits_profiler_register_shortcodes(){ 
        add_shortcode('coderbits-profiler', 'coderbits_profiler_output_data_shortcode');
    }

    // Hook the shortcode to Wordpress init
    add_action('init', 'coderbits_profiler_register_shortcodes');
?>