PHP varset函数代码示例

 /**
  * 
  */
 public function create($route, $params = array())
 {
     if (!$params) {
         return 'page.php';
     }
     if (is_string($route)) {
         $route = explode('/', $route, 2);
     }
     if (!varset($route[1])) {
         $route[1] = 'index';
     }
     ## aliases as retrieved from the DB, map vars to proper values
     if (isset($params['page_title']) && !empty($params['page_title'])) {
         $params['name'] = $params['page_title'];
     }
     if (isset($params['page_id']) && !empty($params['page_id'])) {
         $params['id'] = $params['page_id'];
     }
     $url = 'page.php?';
     if ('--FROM--' != vartrue($params['page'])) {
         $page = varset($params['page']) ? intval($params['page']) : '0';
     } else {
         $page = '--FROM--';
     }
     $url .= intval($params['id']) . ($page ? '.' . $page : '');
     return $url;
 }

 function init()
 {
     $pref = e107::getPref();
     $sql = e107::getDb();
     if (vartrue($_POST['cron_execute'])) {
         $executeID = key($_POST['cron_execute']);
         $this->cronExecute($executeID);
     }
     if (!vartrue(e107::getPref('e_cron_pwd')) || varset($_POST['generate_pwd'])) {
         $pwd = $this->setCronPwd();
     }
     $sql->gen("SELECT cron_function,cron_active FROM #cron ");
     while ($row = $sql->fetch(MYSQL_ASSOC)) {
         $this->curCrons[] = $row['cron_function'];
         if ($row['cron_active'] == 1) {
             $this->activeCrons++;
         }
     }
     $this->lastRefresh();
     // Import Core and Plugin e_cron data
     $cronDefaults['_system'] = array(0 => array('name' => LAN_CRON_01_1, 'function' => 'sendEmail', 'category' => 'mail', 'description' => str_replace("[eml]", $pref['siteadminemail'], LAN_CRON_01_2) . "<br />" . LAN_CRON_01_3), 1 => array('name' => LAN_CRON_02_1, 'category' => 'mail', 'function' => 'procEmailQueue', 'description' => LAN_CRON_02_2), 2 => array('name' => LAN_CRON_03_1, 'category' => 'mail', 'function' => 'procEmailBounce', 'description' => LAN_CRON_03_2), 3 => array('name' => LAN_CRON_04_1, 'category' => 'user', 'function' => 'procBanRetrigger', 'description' => LAN_CRON_04_2 . "<br />" . LAN_CRON_04_3, 'available' => e107::getPref('ban_retrigger')), 4 => array('name' => LAN_CRON_05_1, 'category' => 'backup', 'function' => 'dbBackup', 'description' => LAN_CRON_05_2 . ' ' . e_SYSTEM . 'backups/'), 5 => array('name' => LAN_CRON_06_1, 'category' => 'user', 'function' => 'procBanRetrigger', 'description' => LAN_CRON_06_2 . "<br />" . LAN_CRON_06_3), 6 => array('name' => LAN_CRON_20_1, 'category' => 'update', 'function' => 'checkCoreUpdate', 'description' => LAN_CRON_20_2 . "<br />" . LAN_CRON_20_3));
     if (is_dir(e_BASE . ".git")) {
         $cronDefaults['_system'][7] = array('name' => LAN_CRON_20_4, 'category' => 'update', 'function' => 'gitrepo', 'description' => LAN_CRON_20_5 . "<br />" . LAN_CRON_20_6 . "<br /><span class='label label-warning'>" . LAN_CRON_20_7 . "</span> " . LAN_CRON_20_8);
     }
     if (!vartrue($_GET['action']) || $_GET['action'] == 'refresh') {
         $this->cronImport($cronDefaults);
         // import Core Crons (if missing)
         $this->cronImport(e107::getAddonConfig('e_cron'));
         // Import plugin Crons
         $this->cronImportLegacy();
         // Import Legacy Cron Tab Settings
     }
 }

 /**
  * All possible parameters
  * {GALLERY_THUMB=w=200&h=200&thumburl&thumbsrc&imageurl&orig}
  * w and h - optional width and height of the thumbnail
  * thumburl - return only the URL of the destination image (large one)
  * thumbsrc - url to the thumb, as it's written in the src attribute of the image
  * imageurl - full path to the destination image (no proxy)
  * actualPreview - large preview will use the original path to the image (no proxy)
  */
 function sc_gallery_thumb($parm = '')
 {
     $tp = e107::getParser();
     $parms = eHelper::scParams($parm);
     $w = vartrue($parms['w']) ? $parms['w'] : $tp->thumbWidth();
     // 190; // 160;
     $h = vartrue($parms['h']) ? $parms['h'] : $tp->thumbHeight();
     // 130;
     $class = $this->slideMode == TRUE ? 'gallery-slideshow-thumb img-responsive img-rounded' : varset($parms['class'], 'gallery-thumb img-responsive');
     //	$rel 		= ($this->slideMode == TRUE) ? 'lightbox.SlideGallery' : 'lightbox.Gallery';
     $rel = $this->slideMode == TRUE ? 'prettyPhoto[slide]' : 'prettyPhoto[gal]';
     $att = 'aw=' . $w . '&ah=' . $h . '&x=1';
     // 'aw=190&ah=150';
     $srcFull = $tp->thumbUrl($this->var['media_url'], $this->attFull);
     if (vartrue($parms['actualPreview'])) {
         $srcFull = $tp->replaceConstants($this->var['media_url'], 'full');
     }
     if (isset($parms['thumburl'])) {
         return $srcFull;
     } elseif (isset($parms['thumbsrc'])) {
         return $tp->thumbUrl($this->var['media_url'], $att);
     } elseif (isset($parms['imageurl'])) {
         return $tp->replaceConstants($this->var['media_url'], 'full');
     }
     $caption = $tp->toAttribute($this->var['media_caption']);
     $description = $this->downloadable ? " <a class='btn btn-xs btn-default btn-mini e-tip' title='Right-click > Save Link As' href='" . $srcFull . "'>Download</a>" : "";
     $description .= $tp->toAttribute($this->var['media_description']);
     $text = "<a class='" . $class . "' title=\"" . $description . "\" href='" . $srcFull . "'  data-gal='{$rel}'  >";
     $text .= "<img class='" . $class . "' src='" . $tp->thumbUrl($this->var['media_url'], $att) . "'  alt=\"" . $caption . "\" />";
     $text .= "</a>";
     return $text;
 }

 public function beforeUpdate($new_data)
 {
     if (!varset($new_data['fb_category_template'])) {
         $new_data['fb_category_template'] = 'default';
     }
     return $new_data;
 }

 /**
  * Register core and plugin notification events.
  */
 public function registerEvents()
 {
     $active = e107::getConfig()->get('notify');
     if (empty($active) && e_PAGE == 'notify.php') {
         e107::getMessage()->addDebug('Notify is disabled!');
         return false;
     }
     $e_event = e107::getEvent();
     if (varset($this->notify_prefs['event'])) {
         foreach ($this->notify_prefs['event'] as $id => $status) {
             $include = null;
             if ($status['class'] != e_UC_NOBODY) {
                 if (varset($status['include'])) {
                     $include = e_PLUGIN . $status['include'] . "/e_notify.php";
                     if (varset($status['legacy']) != 1) {
                         $class = $status['include'] . "_notify";
                         $method = $id;
                         $e_event->register($id, array($class, $method), $include);
                     } else {
                         $e_event->register($id, 'notify_' . $id, $include);
                     }
                 } else {
                     if (method_exists($this, 'notify_' . $id)) {
                         $e_event->register($id, array('notify', 'notify_' . $id));
                     } else {
                         $e_event->register($id, array('notify', 'generic'));
                         // use generic notification.
                     }
                 }
             }
         }
     }
     //	e107::getEvent()->debug();
 }

function iconpicker_shortcode($parm)
{
    $parms = array();
    parse_str($parm, $parms);
    $name = varset($parms['id']);
    $sql = e107::getDb();
    $frm = e107::getForm();
    $tp = e107::getParser();
    // $sc_parameters is currently being used to select the media-category.
    $qry = "SELECT * FROM `#core_media` WHERE media_userclass IN (" . USERCLASS_LIST . ") ";
    $qry .= vartrue($sc_parameters) ? " AND media_category = '" . $sc_parameters . "' " : " AND `media_category` REGEXP '_icon_16|_icon_32|_icon_48|_icon_64' ";
    $qry .= "ORDER BY media_category,media_name";
    $str = "";
    $size_section = array();
    $lastsize = "16";
    if ($sql->db_Select_gen($qry)) {
        while ($row = $sql->db_Fetch()) {
            list($tmp, $tmp2, $size) = explode("_", $row['media_category']);
            if ($str != '' && $size != $lastsize) {
                $size_section[] = $str;
                $str = "";
            }
            $str .= "<a href='#" . $row['media_url'] . "' title='{$filepath}' onclick=\"e107Helper.insertText('{$row['media_url']}','{$name}','{$name}-iconpicker'); return false; \"><img class='icon picker list%%size%%' src='" . $tp->replaceConstants($row['media_url'], 'abs') . "' alt='{$row['media_name']}' /></a>";
            $lastsize = $size;
        }
        return '<div id="' . $name . '-iconpicker-ajax"><div class="field-spacer iconpicker">' . str_replace('%%size%%', '', implode('</div><div class="field-spacer iconpicker">', $size_section)) . '</div></div>';
    }
}

 /**
  * Constructor - init paths
  * @todo FIX e107 (new folder structure), simplify all this, e.g. e107::getInstance()->initMinimal($path_to_e107_config);
  *
  * @return void
  */
 public function __construct()
 {
     // initial path
     $self = realpath(dirname(__FILE__));
     // Config
     include $self . '/e107_config.php';
     $tmp = $self . '/' . $HANDLERS_DIRECTORY;
     //Core functions - now API independent
     @(require $tmp . '/core_functions.php');
     //e107 class
     @(require $tmp . '/e107_class.php');
     $e107_paths = compact('ADMIN_DIRECTORY', 'FILES_DIRECTORY', 'IMAGES_DIRECTORY', 'THEMES_DIRECTORY', 'PLUGINS_DIRECTORY', 'HANDLERS_DIRECTORY', 'LANGUAGES_DIRECTORY', 'HELP_DIRECTORY', 'DOWNLOADS_DIRECTORY', 'UPLOADS_DIRECTORY', 'MEDIA_DIRECTORY', 'CACHE_DIRECTORY', 'LOGS_DIRECTORY', 'WEB_DIRECTORY', 'SYSTEM_DIRECTORY', 'CORE_DIRECTORY');
     //	$sql_info = array(); //compact('mySQLserver', 'mySQLuser', 'mySQLpassword', 'mySQLdefaultdb', 'mySQLprefix', 'mySQLcharset');
     //e107::getInstance()->initCore($e107_paths, $self, $sql_info, varset($e107_CONFIG, array()));
     $e107 = e107::getInstance();
     $e107->site_path = substr(md5($mySQLdefaultdb . "." . $mySQLprefix), 0, 10);
     $e107->prepare_request();
     $e107->setDirs($e107_paths, varset($E107_CONFIG, array()));
     $e107->set_constants();
     $e107->set_paths();
     $e107->file_path = $e107->fix_windows_paths($self) . "/";
     $e107->set_base_path();
     $e107->set_request(false);
     $e107->set_urls(false);
     unset($tmp, $self);
     // basic Admin area detection - required for proper path parsing
     define('ADMIN', strpos(e_SELF, $e107->getFolder('admin') !== false || strpos(e_PAGE, 'admin') !== false));
     $e107->set_urls(false);
     $pref = $e107->getPref();
     //TODO optimize/benchmark
     $this->_watermark = array('activate' => vartrue($pref['watermark_activate'], false), 'text' => vartrue($pref['watermark_text']), 'size' => vartrue($pref['watermark_size'], 20), 'pos' => vartrue($pref['watermark_pos'], "BR"), 'color' => vartrue($pref['watermark_color'], 'fff'), 'font' => vartrue($pref['watermark_font']), 'margin' => vartrue($pref['watermark_margin'], 30), 'shadowcolor' => vartrue($pref['watermark_shadowcolor'], '000000'), 'opacity' => vartrue($pref['watermark_opacity'], 20));
     $this->_thumbQuality = vartrue($pref['thumbnail_quality'], 65);
     // parse request
     $this->parseRequest();
 }

 /**
  * Process submitted form data.
  */
 function init()
 {
     if (isset($_POST['saveConfig']) && (int) $_POST['saveConfig'] === 1) {
         $prefs = e107::getPlugConfig('google_analytics');
         $prefs->set('account', varset($_POST['account'], ''))->save();
         $prefs->set('domain_mode', (int) vartrue($_POST['domain_mode'], 0))->save();
         $prefs->set('cross_domains', varset($_POST['cross_domains'], ''))->save();
         $prefs->set('visibility_pages', (int) vartrue($_POST['visibility_pages'], 0))->save();
         $prefs->set('pages', varset($_POST['pages'], ''))->save();
         $prefs->set('visibility_roles', (int) vartrue($_POST['visibility_roles'], 0))->save();
         $prefs->set('track_user_id', (int) vartrue($_POST['track_user_id'], 0))->save();
         $prefs->set('track_outbound', (int) vartrue($_POST['track_outbound'], 0))->save();
         $prefs->set('track_mailto', (int) vartrue($_POST['track_mailto'], 0))->save();
         $prefs->set('track_files', (int) vartrue($_POST['track_files'], 0))->save();
         $prefs->set('track_files_extensions', varset($_POST['track_files_extensions']))->save();
         $prefs->set('track_link_id', (int) vartrue($_POST['track_link_id'], 0))->save();
         $prefs->set('track_url_fragments', (int) vartrue($_POST['track_url_fragments'], 0))->save();
         $prefs->set('track_adsense', (int) vartrue($_POST['track_adsense'], 0))->save();
         $prefs->set('track_double_click', (int) vartrue($_POST['track_double_click'], 0))->save();
         $prefs->set('tracker_anonymize_ip', (int) vartrue($_POST['tracker_anonymize_ip'], 0))->save();
         $prefs->set('privacy_do_not_track', (int) vartrue($_POST['privacy_do_not_track'], 0))->save();
         $prefs->set('cache', (int) vartrue($_POST['cache'], 0))->save();
         $prefs->set('debug', (int) vartrue($_POST['debug'], 0))->save();
     }
 }

 /**
  *	Get the box-related information for inbox or outbox - limits, message count etc
  *	The information read from the DB is cached internally for efficiency
  *
  *	@param	string $which = inbox|outbox|clear
  *
  *	@return	array
  *	
  */
 function pm_getInfo($which = 'inbox')
 {
     static $pm_info;
     if ('clear' == $which) {
         unset($pm_info['inbox']);
         unset($pm_info['outbox']);
         return;
     }
     if ('inbox' == $which) {
         $qry = "SELECT count(pm.pm_id) AS total, SUM(pm.pm_size)/1024 size, SUM(pm.pm_read = 0) as unread FROM `#private_msg` as pm WHERE pm.pm_to = " . USERID . " AND pm.pm_read_del = 0";
     } else {
         $qry = "SELECT count(pm.pm_from) AS total, SUM(pm.pm_size)/1024 size, SUM(pm.pm_read = 0) as unread FROM `#private_msg` as pm WHERE pm.pm_from = " . USERID . " AND pm.pm_sent_del = 0";
     }
     if (!isset($pm_info[$which]['total'])) {
         $this->pmDB->gen($qry);
         $pm_info[$which] = $this->pmDB->fetch();
         if ($which == 'inbox' && ($this->pmPrefs['animate'] == 1 || $this->pmPrefs['popup'] == 1)) {
             if ($new = $this->pmDB->db_Count('private_msg', '(*)', "WHERE pm_sent > '" . USERLV . "' AND pm_read = 0 AND pm_to = '" . USERID . "' AND pm_read_del != 1")) {
                 $pm_info['inbox']['new'] = $new;
             } else {
                 $pm_info['inbox']['new'] = 0;
             }
         }
     }
     if (!isset($pm_info[$which]['limit'])) {
         if (varset($this->pmPrefs['pm_limits'], 0) > 0) {
             if ($this->pmPrefs['pm_limits'] == 1) {
                 $qry = "SELECT MAX(gen_user_id) AS inbox_limit, MAX(gen_ip) as outbox_limit FROM `#generic` WHERE gen_type='pm_limit' AND gen_datestamp IN (" . USERCLASS_LIST . ")";
             } else {
                 $qry = "SELECT MAX(gen_intdata) AS inbox_limit, MAX(gen_chardata) as outbox_limit FROM `#generic` WHERE gen_type='pm_limit' AND gen_datestamp IN (" . USERCLASS_LIST . ")";
             }
             if ($this->pmDB->gen($qry)) {
                 $row = $this->pmDB->fetch();
                 $pm_info['inbox']['limit'] = $row['inbox_limit'];
                 $pm_info['outbox']['limit'] = $row['outbox_limit'];
             }
             $pm_info['inbox']['limit_val'] = $this->pmPrefs['pm_limits'] == 1 ? varset($pm_info['inbox']['total'], '') : varset($pm_info['inbox']['size'], '');
             if (!$pm_info['inbox']['limit'] || !$pm_info['inbox']['limit_val']) {
                 $pm_info['inbox']['filled'] = 0;
             } else {
                 $pm_info['inbox']['filled'] = number_format($pm_info['inbox']['limit_val'] / $pm_info['inbox']['limit'] * 100, 2);
             }
             $pm_info['outbox']['limit_val'] = $this->pmPrefs['pm_limits'] == 1 ? varset($pm_info['outbox']['total'], '') : varset($pm_info['outbox']['size'], '');
             if (!$pm_info['outbox']['limit'] || !$pm_info['outbox']['limit_val']) {
                 $pm_info['outbox']['filled'] = 0;
             } else {
                 $pm_info['outbox']['filled'] = number_format($pm_info['outbox']['limit_val'] / $pm_info['outbox']['limit'] * 100, 2);
             }
         } else {
             $pm_info['inbox']['limit'] = '';
             $pm_info['outbox']['limit'] = '';
             $pm_info['inbox']['filled'] = '';
             $pm_info['outbox']['filled'] = '';
         }
     }
     return $pm_info;
 }

 function init()
 {
     if (!empty($_GET['filter'])) {
         $action = $_GET['filter'];
         $this->adminMenu['main/' . $action]['selected'] = true;
     }
     $pref = e107::pref('faqs');
     $this->access = array('main/create' => varset($pref['admin_faq_create'], e_UC_ADMIN), 'main/edit' => varset($pref['admin_faq_edit'], e_UC_ADMIN), 'main/delete' => varset($pref['admin_faq_delete'], e_UC_ADMIN), 'cat/list' => check_class($pref['admin_cat_create']) || check_class($pref['admin_cat_edit']) ? e_UC_ADMIN : e_UC_NOBODY, 'cat/create' => varset($pref['admin_cat_create'], e_UC_ADMIN), 'cat/edit' => varset($pref['admin_cat_edit'], e_UC_ADMIN), 'cat/delete' => varset($pref['admin_cat_delete'], e_UC_ADMIN));
 }

 function sc_login_table_password($parm = '')
 {
     $pref = e107::getPref();
     $text = "<input class='tbox form-control input-block-level' type='password' name='userpass' id='userpass' size='40' maxlength='100' placeholder=\"" . LAN_LOGIN_2 . "\" />";
     if (!USER && e107::getSession()->is('challenge') && varset($pref['password_CHAP'], 0)) {
         $text .= "<input type='hidden' name='hashchallenge' id='hashchallenge' value='" . e107::getSession()->get('challenge') . "' />\n\n";
     }
     return $text;
 }

 function sc_contact_body($parm = '')
 {
     parse_str($parm, $parm);
     $rows = vartrue($parm['rows'], 10);
     $cols = vartrue($parm['cols'], 70);
     if ($cols > 60) {
         $size = 'input-xxlarge';
     }
     return "<textarea cols='{$cols}' style='max-width:99%'  id='contactBody' rows='{$rows}' name='body' required='required' class='tbox {$size} form-control'>" . stripslashes(varset($_POST['body'])) . "</textarea>";
 }

function navigation_shortcode($parm = '')
{
    $types = array('main' => 1, 'side' => 2, 'footer' => 3, 'alt' => 4, 'alt5' => 5, 'alt6' => 6);
    $category = varset($types[$parm], 1);
    $tmpl = vartrue($parm, 'main');
    $nav = e107::getNav();
    $template = e107::getCoreTemplate('navigation', $tmpl);
    $data = $nav->initData($category);
    //	$data 			= $nav->collection($category);
    return $nav->render($data, $template);
}

 /**
  * Query mapping in format route?params:
  * - profile/view?id=xxx -> user.php?id.xxx
  * - profile/list?page=xxx -> user.php?xxx
  * - myprofile/view -> user.php
  * - profile/edit?id=xxx -> usersettings.php?xxx
  * - myprofile/edit -> usersettings.php
  * - login/index (or just 'login') -> login.php
  * - register/index (or just 'register') -> signup.php
  */
 public function create($route, $params = array())
 {
     if (!$params) {
         return 'user.php';
     }
     if (is_string($route)) {
         $route = explode('/', $route, 2);
     }
     if (!varset($route[1])) {
         $route[1] = 'index';
     }
     ## aliases as retrieved from the DB, map vars to proper values
     if (isset($params['user_name']) && !empty($params['user_name'])) {
         $params['id'] = $params['user_name'];
     }
     if (isset($params['user_id']) && !empty($params['user_id'])) {
         $params['id'] = $params['user_id'];
     }
     $url = 'user.php';
     $page = vartrue($params['page']) ? intval($params['page']) : '0';
     if ($route[0] == 'profile') {
         switch ($route[1]) {
             case '':
             case 'view':
                 $url .= '?id.' . $params['id'];
                 break;
             case 'list':
                 $url .= $page ? '?' . $page : '';
                 break;
             case 'edit':
                 $url = e_ADMIN_ABS . "user.php?mode=main&action=edit&id=" . $params['id'];
                 // 'usersettings.php?'.$params['id'];
                 break;
         }
     } elseif ($route[0] == 'myprofile') {
         switch ($route[1]) {
             case '':
             case 'view':
                 // user.php
                 break;
             case 'edit':
                 $url = 'usersettings.php';
                 break;
         }
     } elseif ($route[0] == 'login') {
         $url = 'login.php';
     } elseif ($route[0] == 'register') {
         $url = 'signup.php';
     }
     // XXX signup URL parameters
     return $url;
 }

 function __construct()
 {
     $this->request = e107::getRegistry('core/pages/request');
     $action = varset($this->request['action']);
     if (($action == 'listPages' || $action == 'listChapters') && vartrue($this->request['id'])) {
         $this->var = e107::getDb()->retrieve('page_chapters', 'chapter_name, chapter_meta_description, chapter_sef', 'chapter_id = ' . intval($this->request['id']) . ' LIMIT 1');
     }
     if ($action == 'showPage' && vartrue($this->request['id'])) {
         $query = "SELECT p.page_id,c.chapter_name,c.chapter_meta_description FROM #page AS p LEFT JOIN #page_chapters AS c ON p.page_chapter = c.chapter_id WHERE p.page_id = " . intval($this->request['id']) . " LIMIT 1 ";
         $rows = e107::getDb()->retrieve($query, true);
         $this->var = $rows[0];
     }
 }