danixland-user-panel.php

   1 <?php
   2 /*
   3 Plugin Name: danixland User Panel
   4 Plugin URI: http://danixland.net/blog/2010/603-danixland-user-panel-plugin/
   5 Description: A modified version of the meta widget which gives more info about the user.
   6 Version: 1.4.2
   7 Author: Danilo 'danix' Macri
   8 Author URI: http://danixland.net
   9 Text Domain: dnxup
  10
  11 This program is distributed in the hope that it will be useful,
  12 but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
  14 */
  15
  16 /**************************************************************************************
  17 Since Version 1.1.1 this plugin uses some code and inspiration from the sidebar-login
  18 plugin by Mike Jolley < http://blue-anvil.com > < http://mikejolley.com >
  19 big kudos to him!!!
  20 **************************************************************************************/
  21
  22 /**
  23  * Add plugin i18n domain: dnxup
  24  * @since 1.1.1
  25  */
  26 load_plugin_textdomain('dnxup', false, dirname( plugin_basename( __FILE__ ) ) . '/languages/');
  27
  28 /**
  29  * Include settings options for our plugin
  30  * @since 1.1.1
  31  */
  32 function dnxup_settings() {
  33         add_options_page('danixland User Panel Settings', __('User Panel Options', 'dnxup'), 'manage_options', 'dnxup_options', 'dnxup_settings_display');
  34 }
  35 add_action('admin_menu', 'dnxup_settings' );
  36
  37 /**
  38  * The function that outputs our admin page
  39  * @since 1.1.1
  40  */
  41 function dnxup_settings_display() {
  42 ?>
  43         <div class="wrap">
  44                 <h2><?php _e('danixland User Panel Settings', 'dnxup') ?></h2>
  45                 <form method="post" action="options.php">
  46                         <?php
  47                                 settings_fields('dnxup_options');
  48                                 do_settings_sections('dnxup_settings_sections');
  49                         ?>
  50                         <p class="submit">
  51                                 <input name="dnxup_options[submit]" type="submit" class="button-primary" value="<?php esc_attr_e('Save Changes', 'dnxup') ?>" />
  52                                 <input name="dnxup_options[reset]" type="submit" class="button-secondary" value="<?php esc_attr_e('Reset Defaults', 'dnxup'); ?>" />
  53                         </p>
  54                 </form>
  55         </div>
  56 <?php
  57 }
  58
  59 /**
  60  * Settings API options initilization and validation
  61  * @since 1.1.1
  62  */
  63 function dnxup_register_options() {
  64         require( dirname( __FILE__ ) . '/include/options-register.php' );
  65 }
  66 add_action('admin_init', 'dnxup_register_options');
  67
  68 /**
  69  * DataBase initilization and update procedure
  70  * @since 1.1.2
  71  */
  72
  73 // helper function that returns DB defaults
  74 function dnxup_db_defaults() {
  75         $defaults = array(
  76                 'show_gravatar' => true,
  77                 'logged_out_heading' => 'Howdy Guest',
  78                 'logged_in_heading' => 'Howdy %username%',
  79                 'logged_in_links' => "<a href=\"" . admin_url() . "\">" . __('Dashboard','dnxup') . "</a>\n<a href=\"" . admin_url('profile.php') . "\">" . __('Profile','dnxup') . "</a>",
  80                 // database version
  81                 'dnxup_DB_VERSION' => '1'
  82         );
  83         return $defaults;
  84 }
  85
  86 // helper function that starts up the DB
  87 function dnxup_db_init() {
  88         global $dnxup_options;
  89         $dnxup_options = get_option('dnxup_options');
  90         if( false === $dnxup_options ) {
  91                 $dnxup_options = dnxup_db_defaults();
  92         }
  93         update_option('dnxup_options', $dnxup_options);
  94 }
  95
  96 // helper function that performs a DB version update when needed
  97 function dnxup_db_update($db_version) {
  98         global $dnxup_options;
  99         $db_defaults = dnxup_db_defaults();
 100         $merge = wp_parse_args( $dnxup_options, $db_defaults );
 101         // update DB version
 102         $merge['dnxup_DB_VERSION'] = $db_version;
 103         update_option('dnxup_options', $merge);
 104 }
 105
 106 // helper function that performs a DB check and then an init/update action
 107 function dnxup_db_check() {
 108         global $dnxup_options;
 109         if(false === $dnxup_options) {
 110                 dnxup_db_init();
 111         }
 112         $old_db_version = $dnxup_options['dnxup_DB_VERSION'];
 113         $new_db_version = DNXUP_CURRENT_DB_VERSION;
 114         if(empty($old_db_version)) {
 115                 dnxup_db_init();
 116         }
 117         if( intval($old_db_version) < intval($new_db_version) ) {
 118                 dnxup_db_update( $new_db_version );
 119         }
 120 }
 121 function dnxup_set_db_version() {
 122         // Define plugin database version. This should only change when new settings are added.
 123         if ( ! defined( 'DNXUP_CURRENT_DB_VERSION' ) ) {
 124                 define( 'DNXUP_CURRENT_DB_VERSION', 2 );
 125         }
 126 }
 127 /**
 128  * Add function on plugin activation that'll set our DB version and perform a check for update
 129  * @since 1.1.3
 130  */
 131 register_activation_hook( __FILE__, 'dnxup_set_db_version' );
 132 register_activation_hook( __FILE__, 'dnxup_db_check' );
 133
 134
 135 /**
 136  * function that returns the actual url for redirection after logout
 137  * as seen on sidebar-login by Mike Jolley with small modifications
 138  * @since 1.1.3
 139  */
 140 function dnxup_current_url($url = '') {
 141
 142         global $wpdb, $post, $cat, $tag, $author, $year, $monthnum, $day, $wp_query;
 143         $pageURL = "";
 144
 145         if ( is_home() && $wp_query->is_posts_page==1)
 146         {
 147                 $pageURL = get_permalink(get_option('page_for_posts'));
 148         }
 149         elseif (is_home() || is_front_page())
 150         {
 151                 $pageURL = get_bloginfo('url');
 152         }
 153         elseif (is_post_type_archive())
 154         {
 155                 $pageURL = get_post_type_archive_link( get_query_var('post_type') );
 156         }
 157         elseif (is_single() || is_page())
 158         {
 159                 $pageURL = get_permalink($wp_query->post->ID);
 160         }
 161         elseif (is_category())
 162         {
 163                 $pageURL = get_category_link($cat);
 164         }
 165         elseif (is_tag())
 166         {
 167                 $tag_id = $wpdb->get_var("SELECT ".$wpdb->terms.".term_id FROM $wpdb->term_taxonomy
 168                         LEFT JOIN $wpdb->terms
 169                         ON (".$wpdb->term_taxonomy.".term_id = ".$wpdb->terms.".term_id)
 170                         WHERE ".$wpdb->terms.".slug = '$tag'
 171                         AND ".$wpdb->term_taxonomy.".taxonomy = 'post_tag' LIMIT 1");
 172                 $pageURL = get_tag_link($tag_id);
 173         }
 174         elseif (is_author())
 175         {
 176                 $pageURL = get_author_posts_url($author);
 177         }
 178         elseif (is_date())
 179         {
 180
 181                 if ($day)
 182                 {
 183                         $pageURL = get_day_link( $year,  $monthnum,  $day);
 184                 }
 185                 elseif ($monthnum)
 186                 {
 187                         $pageURL = get_month_link( $year,  $monthnum,  $day);
 188                 }
 189                 elseif ($year)
 190                 {
 191                         $pageURL = get_year_link( $year,  $monthnum,  $day);
 192                 }
 193
 194         }
 195         elseif (is_search())
 196         {
 197                 $pageURL = get_bloginfo('wpurl');
 198                 if ("/" != substr($pageURL, -1)) $pageURL = $pageURL . "/";
 199                 $pageURL .= '?s='.stripslashes(strip_tags($_REQUEST['s'])).'';
 200         }
 201
 202         if (!$pageURL || $pageURL=="" || !is_string($pageURL)) {
 203                 $pageURL = "";
 204                 $pageURL = (isset($_SERVER['HTTPS']) && $_SERVER['HTTPS'] == 'on') ? 'https://' : 'http://';
 205
 206                 if ($_SERVER["SERVER_PORT"] != "80") {
 207                         $pageURL .= $_SERVER["SERVER_NAME"].":".$_SERVER["SERVER_PORT"].$_SERVER["REQUEST_URI"];
 208                 } else {
 209                         $pageURL .= $_SERVER["SERVER_NAME"].$_SERVER["REQUEST_URI"];
 210                 }
 211
 212                 //————–added by mick
 213                 if (!strstr(get_bloginfo('url'),'www.')) $pageURL = str_replace('www.','', $pageURL );
 214                 //——————–
 215         }
 216         if ($pageURL && !is_search()) if ("/" != substr($pageURL, -1)) $pageURL = $pageURL . "/";
 217
 218
 219         return $pageURL;
 220 }
 221
 222 /**
 223  * Add function to widgets_init that'll load our widget.
 224  * @since 0.1
 225  */
 226 add_action( 'widgets_init', 'danixland_user_panel' );
 227
 228 /**
 229  * Register our widget.
 230  * 'User_Panel' is the widget class used below.
 231  *
 232  * @since 0.1
 233  */
 234 function danixland_user_panel() {
 235         register_widget( 'User_Panel' );
 236 }
 237
 238 /**
 239  * User_Panel class.
 240  * This class handles everything that needs to be handled with the widget:
 241  * the settings, form, display, and update.  Nice!
 242  *
 243  * @since 0.1
 244  */
 245 class User_Panel extends WP_Widget {
 246
 247         /**
 248          * Widget setup.
 249          */
 250         function __construct() {
 251                 parent::__construct(
 252                         'dnx-user-panel', // id_base
 253                         __('danixland User Panel', 'dnxup' ), // Name
 254                         array( 'description' => __('An improved version of the meta widget', 'dnxup') )
 255                 );
 256         }
 257
 258         /**
 259          * How to display the widget on the public side of the site.
 260          */
 261         public function widget( $args, $instance ) {
 262                 extract( $args );
 263                 global $user_ID, $current_user;
 264                 $dnxup_options = get_option('dnxup_options');
 265                 extract( $dnxup_options );
 266
 267                 // Let's use our title
 268                 if($user_ID != '') { // if user is logged in let's greet him good
 269                         $current_user = wp_get_current_user();
 270                         if( '' != $logged_in_heading ) {
 271                                 $title = apply_filters('widget_title', str_replace('%username%',ucwords($current_user->display_name),$logged_in_heading));
 272                         } else {
 273                                 $title = false;
 274                         }
 275                 } else { // user is not logged in, let's treat him as a guest
 276                         if( '' != $logged_out_heading ) {
 277                                 $title = apply_filters('widget_title', str_replace('%username%',ucwords($current_user->display_name),$logged_out_heading));
 278                         } else {
 279                                 $title = false;
 280                         }
 281                 }
 282
 283
 284                 /* Before widget (defined by themes). */
 285                 echo $before_widget;
 286
 287                 /* Display the widget title if one was input (before and after defined by themes). */
 288                 if ( $title )
 289                         echo $before_title . $title . $after_title;
 290
 291                 /**
 292                  * if user is logged in to your site
 293                  * @since 0.8
 294                 */
 295                 if( $user_ID != '' ) {
 296                         /* If show_gravatar was selected, show the User's Gravatar. */
 297                         if ( $show_gravatar ) {
 298                                 echo get_avatar($user_ID, 75);
 299                         }
 300                         echo '<ul id="dnxup_login_links" class="user_logged_in">';
 301                         echo '<li id="dashboard"><a href="' . get_bloginfo('url') . '/wp-admin/">' . __('Dashboard', 'dnxup') . '</a></li>';
 302                         echo '<li id="profile"><a href="' . get_bloginfo('url') . '/wp-admin/profile.php">' . __('Profile and personal options', 'dnxup') . '</a></li>';
 303
 304                         /**
 305                         * custom links functionality
 306                         * @since 1.1.4
 307                         */
 308                         $links = do_shortcode(trim($logged_in_links));
 309                         $links = explode("\n", $links);
 310                         if (sizeof($links)>0) {
 311                                 foreach ($links as $l) {
 312                                         $l = trim($l);
 313                                         if (!empty($l)) {
 314                                                 $link = explode('|',$l);
 315                                                 if (isset($link[1])) {
 316                                                         $cap = strtolower(trim($link[1]));
 317                                                         if ($cap=='true') {
 318                                                                 if (!current_user_can( 'manage_options' )) continue;
 319                                                         } else {
 320                                                                 if (!current_user_can( $cap )) continue;
 321                                                         }
 322                                                 }
 323                                                 // Parse %USERNAME%
 324                                                 $link[0] = str_replace('%USERNAME%',$current_user->user_login,$link[0]);
 325                                                 $link[0] = str_replace('%username%',$current_user->user_login,$link[0]);
 326                                                 // Parse %USERID%
 327                                                 $link[0] = str_replace('%USERID%',$current_user->ID,$link[0]);
 328                                                 $link[0] = str_replace('%userid%',$current_user->ID,$link[0]);
 329                                                 echo '<li class="dnxup_custom_link">'.$link[0].'</li>';
 330                                         }
 331                                 }
 332                         }
 333
 334                         echo('<li id="logout"><a href="' . wp_logout_url( dnxup_current_url() ) . '">' . __('Exit', 'dnxup') . '</a></li>');
 335                         echo '</ul>';
 336                 /**
 337                  * else if user is logged out and registration is disabled
 338                  * @since 0.8
 339                 */
 340                 } else {
 341                         if( ! get_option('users_can_register') ) {
 342                                 echo '<ul id="dnxup_login_links" class="logged_out_noreg">';
 343                                 echo '<li id="login"><a href="' . wp_login_url( dnxup_current_url() ) . '">' . __('Login', 'dnxup') . '</a></li>';
 344                                 echo '<li id="lostpassword"><a href="' . wp_lostpassword_url( dnxup_current_url() ) . '">' . __('Forgot your password?', 'dnxup') . '</a></li>';
 345                                 echo '</ul>';
 346                         /**
 347                         * or if user is still logged out but user registration is enabled
 348                         * @since 0.9
 349                         */
 350                         } else {
 351                                 echo '<ul id="dnxup_login_links" class="logged_out_yesreg">';
 352                                 echo '<li id="register"><a href="' . get_option('siteurl') . '/wp-register.php">' . __('Register', 'dnxup') . '</a></li>';
 353                                 echo '<li id="login"><a href="' . wp_login_url( dnxup_current_url() ) . '">' . __('Login', 'dnxup') . '</a></li>';
 354                                 echo '<li id="lostpassword"><a href="' . wp_lostpassword_url( dnxup_current_url() ) . '">' . __('Forgot your password?', 'dnxup') . '</a></li>';
 355                                 echo '</ul>';
 356                         }
 357                 }
 358                 /* After widget (defined by themes). */
 359                 echo $after_widget;
 360         }
 361
 362         /**
 363          * Displays just a quick notice with a link to the Settings page
 364          */
 365         public function form( $instance ) {
 366                 ?>
 367
 368                 <!-- No settings here, -->
 369                 <p>
 370                         <?php echo sprintf( __('Nothing to set here, already had a look at the <a href="%1$s">Settings Page</a>?', 'dnxup'),
 371                                 admin_url('options-general.php?page=dnxup_options')
 372                                 ); ?>
 373                 </p>
 374         <?php
 375         }
 376 }
 377
 378 ?>