1: <?php
  2: /**
  3:  * Provides users a means to log in or out from the theme pages.
  4:  *
  5:  * Place a call on <var>printUserLogin_out()</var> where you want the link or form to appear.
  6:  *
  7:  * @author Stephen Billard (sbillard)
  8:  * @package plugins
  9:  * @subpackage users
 10:  */
 11: $plugin_is_filter = 900 | THEME_PLUGIN;
 12: $plugin_description = gettext("Provides a means for users to login/out from your theme pages.");
 13: $plugin_author = "Stephen Billard (sbillard)";
 14: 
 15: $option_interface = 'user_logout_options';
 16: if (isset($_zp_gallery_page) && getOption('user_logout_login_form') > 1) {
 17:     setOption('colorbox_' . $_zp_gallery->getCurrentTheme() . '_' . stripSuffix($_zp_gallery_page), 1, false);
 18:     require_once(SERVERPATH . '/' . ZENFOLDER . '/' . PLUGIN_FOLDER . '/colorbox_js.php');
 19:     if (!zp_has_filter('theme_head', 'colorbox::css')) {
 20:         zp_register_filter('theme_head', 'colorbox::css');
 21:     }
 22: }
 23: 
 24: /**
 25:  * Plugin option handling class
 26:  *
 27:  */
 28: class user_logout_options {
 29: 
 30:     function __construct() {
 31:         setOptionDefault('user_logout_login_form', 0);
 32:     }
 33: 
 34:     function getOptionsSupported() {
 35:         return array(gettext('Login form') => array('key'            => 'user_logout_login_form', 'type'         => OPTION_TYPE_RADIO,
 36:                                         'buttons'    => array(gettext('None') => 0, gettext('Form') => 1, gettext('Colorbox') => 2),
 37:                                         'desc'       => gettext('If the user is not logged-in display an <em>in-line</em> logon form or a link to a modal <em>Colorbox</em> form.'))
 38:         );
 39:     }
 40: 
 41:     function handleOption($option, $currentValue) {
 42: 
 43:     }
 44: 
 45: }
 46: 
 47: if (in_context(ZP_INDEX)) {
 48:     if (isset($_GET['userlog'])) { // process the logout.
 49:         if ($_GET['userlog'] == 0) {
 50:             if (!$location = Zenphoto_Authority::handleLogout()) {
 51:                 $__redirect = array();
 52:                 if (in_context(ZP_ALBUM)) {
 53:                     $__redirect['album'] = $_zp_current_album->name;
 54:                 }
 55:                 if (in_context(ZP_IMAGE)) {
 56:                     $__redirect['image'] = $_zp_current_image->filename;
 57:                 }
 58:                 if (in_context(ZP_ZENPAGE_PAGE)) {
 59:                     $__redirect['title'] = $_zp_current_zenpage_page->getTitlelink();
 60:                 }
 61:                 if (in_context(ZP_ZENPAGE_NEWS_ARTICLE)) {
 62:                     $__redirect['title'] = $_zp_current_zenpage_news->getTitlelink();
 63:                 }
 64:                 if (in_context(ZP_ZENPAGE_NEWS_CATEGORY)) {
 65:                     $__redirect['category'] = $_zp_current_category->getTitlelink();
 66:                 }
 67:                 if (isset($_GET['p'])) {
 68:                     $__redirect['p'] = sanitize($_GET['p']);
 69:                 }
 70:                 if (isset($_GET['searchfields'])) {
 71:                     $__redirect['searchfields'] = sanitize($_GET['searchfields']);
 72:                 }
 73:                 if (isset($_GET['words'])) {
 74:                     $__redirect['words'] = sanitize($_GET['words']);
 75:                 }
 76:                 if (isset($_GET['date'])) {
 77:                     $__redirect['date'] = sanitize($_GET['date']);
 78:                 }
 79:                 if (isset($_GET['title'])) {
 80:                     $__redirect['title'] = sanitize($_GET['title']);
 81:                 }
 82:                 if (isset($_GET['page'])) {
 83:                     $__redirect['page'] = sanitize($_GET['page']);
 84:                 }
 85: 
 86:                 $params = '';
 87:                 if (!empty($__redirect)) {
 88:                     foreach ($__redirect as $param => $value) {
 89:                         $params .= '&' . $param . '=' . $value;
 90:                     }
 91:                 }
 92:                 $location = FULLWEBPATH . '/index.php?fromlogout' . $params;
 93:             }
 94:             header("Location: " . $location);
 95:             exitZP();
 96:         }
 97:     }
 98: }
 99: 
100: /**
101:  * Prints the logout link if the user is logged in.
102:  * This is for album passwords only, not admin users;
103:  *
104:  * @param string $before before text
105:  * @param string $after after text
106:  * @param int $showLoginForm to display a login form
107:  *              to not display a login form, but just a login link, set to 0
108:  *              to display a login form set to 1
109:  *              to display a link to a login form in colorbox, set to 2, but you must have colorbox enabled for the theme pages where this link appears.)
110:  * @param string $logouttext optional replacement text for "Logout"
111:  */
112: function printUserLogin_out($before = '', $after = '', $showLoginForm = NULL, $logouttext = NULL) {
113:     global $_zp_gallery, $__redirect, $_zp_current_admin_obj, $_zp_login_error, $_zp_gallery_page;
114:     $excludedPages = array('password.php', 'register.php', 'favorites.php', '404.php');
115:     $logintext = gettext('Login');
116:     if (is_null($logouttext))
117:         $logouttext = gettext("Logout");
118:     $params = array("'userlog=0'");
119:     if (!empty($__redirect)) {
120:         foreach ($__redirect as $param => $value) {
121:             $params[] .= "'" . $param . '=' . urlencode($value) . "'";
122:         }
123:     }
124:     if (is_null($showLoginForm)) {
125:         $showLoginForm = getOption('user_logout_login_form');
126:     }
127:     if (is_object($_zp_current_admin_obj)) {
128:         if (!$_zp_current_admin_obj->logout_link) {
129:             return;
130:         }
131:     } 
132:     $cookies = Zenphoto_Authority::getAuthCookies();
133:     if (empty($cookies) || !zp_loggedin()) {
134:         if (!in_array($_zp_gallery_page, $excludedPages)) {
135:             switch ($showLoginForm) {
136:                 case 1:
137:                     ?>
138:                     <div class="passwordform">
139:                         <?php printPasswordForm('', true, false); ?>
140:                     </div>
141:                     <?php
142:                     break;
143:                 case 2:
144:                     if ((getOption('colorbox_' . $_zp_gallery->getCurrentTheme() . '_' . stripSuffix($_zp_gallery_page))) && (zp_has_filter('theme_head', 'colorbox::css'))) { ?>
145:                     <script type="text/javascript">
146:                         // <!-- <![CDATA[
147:                         $(document).ready(function() {
148:                             $(".logonlink").colorbox({
149:                                 inline: true,
150:                                 innerWidth: "400px",
151:                                 href: "#passwordform",
152:                                 close: '<?php echo gettext("close"); ?>',
153:                                 open: $('#passwordform_enclosure .errorbox').length
154:                             });
155:                         });
156:                         // ]]> -->
157:                     </script>
158:                     <?php if ($before) { echo '<span class="beforetext">' . html_encodeTagged($before) . '</span>'; } ?>
159:                     <a href="#" class="logonlink" title="<?php echo $logintext; ?>"><?php echo $logintext; ?></a>
160:                     <span id="passwordform_enclosure" style="display:none">
161:                     <div class="passwordform">
162:                         <?php printPasswordForm('', true, false); ?>
163:                     </div>
164:                     </span>
165:                     <?php if ($after) { echo '<span class="aftertext">' . html_encodeTagged($after) . '</span>'; }
166:                     }
167:                     break;
168:                 default:
169:                     if ($loginlink = zp_apply_filter('login_link',getCustomPageURL('password'))) {
170:                         if ($before) { echo '<span class="beforetext">' . html_encodeTagged($before) . '</span>'; } ?>
171:                         <a href="<?php echo $loginlink; ?>" title="<?php echo $logintext; ?>"><?php echo $logintext; ?></a>
172:                         <?php if ($after) { echo '<span class="aftertext">' . html_encodeTagged($after) . '</span>'; }
173:                     }
174:             }
175:         }
176:     } else {
177:         if ($before) { echo '<span class="beforetext">' . html_encodeTagged($before) . '</span>'; }
178:         $logoutlink = "javascript:launchScript('" . FULLWEBPATH . "/',[" . implode(',', $params) . "]);";
179:         ?>
180:         <a href="<?php echo $logoutlink; ?>" title="<?php echo $logouttext; ?>"><?php echo $logouttext; ?></a>
181:         <?php if ($after) { echo '<span class="aftertext">' . html_encodeTagged($after) . '</span>'; }
182:     }
183: }
184: ?>