PHP Search::limit方法代码示例

 function related_listings()
 {
     View::newInstance()->_exportVariableToView('items', array());
     $mSearch = new Search();
     $mSearch->addCategory(osc_item_category_id());
     $mSearch->addRegion(osc_item_region());
     $mSearch->addItemConditions(sprintf("%st_item.pk_i_id < %s ", DB_TABLE_PREFIX, osc_item_id()));
     $mSearch->limit('0', '3');
     $aItems = $mSearch->doSearch();
     $iTotalItems = count($aItems);
     if ($iTotalItems == 3) {
         View::newInstance()->_exportVariableToView('items', $aItems);
         return $iTotalItems;
     }
     unset($mSearch);
     $mSearch = new Search();
     $mSearch->addCategory(osc_item_category_id());
     $mSearch->addItemConditions(sprintf("%st_item.pk_i_id != %s ", DB_TABLE_PREFIX, osc_item_id()));
     $mSearch->limit('0', '3');
     $aItems = $mSearch->doSearch();
     $iTotalItems = count($aItems);
     if ($iTotalItems > 0) {
         View::newInstance()->_exportVariableToView('items', $aItems);
         return $iTotalItems;
     }
     unset($mSearch);
     return 0;
 }

        <div class="settings-user">
            <ul id="error_list"></ul>
            <form>
                <div class="form-horizontal">
                    <h3 class="render-title"><?php 
    _e('Alerts');
    ?>
</h3>
                    <div class="form-row">
                        <?php 
    for ($k = 0; $k < count($aux['alerts']); $k++) {
        $array_conditions = (array) json_decode(base64_decode($aux['alerts'][$k]['s_search']), true);
        $raw_data = osc_get_raw_search($array_conditions);
        $new_search = new Search();
        $new_search->setJsonAlert($array_conditions);
        $new_search->limit(0, 2);
        $results = $new_search->doSearch();
        ?>
                            <div class="form-label">
                                <?php 
        echo sprintf(__('Alert #%d'), $k + 1);
        ?>
                                <br/>
                                <?php 
        if (isset($raw_data['sPattern']) && $raw_data['sPattern'] != '') {
            ?>
                                    <?php 
            echo sprintf(__("<b>Pattern:</b> %s"), $raw_data['sPattern']);
            ?>
<br/>
                                <?php 

 function doModel()
 {
     switch ($this->action) {
         case 'dashboard':
             //dashboard...
             $max_items = Params::getParam('max_items') != '' ? Params::getParam('max_items') : 5;
             $aItems = Item::newInstance()->findByUserIDEnabled(osc_logged_user_id(), 0, $max_items);
             //calling the view...
             $this->_exportVariableToView('items', $aItems);
             $this->_exportVariableToView('max_items', $max_items);
             $this->doView('user-dashboard.php');
             break;
         case 'profile':
             //profile...
             $user = User::newInstance()->findByPrimaryKey(osc_logged_user_id());
             $aCountries = Country::newInstance()->listAll();
             $aRegions = array();
             if ($user['fk_c_country_code'] != '') {
                 $aRegions = Region::newInstance()->findByCountry($user['fk_c_country_code']);
             } elseif (count($aCountries) > 0) {
                 $aRegions = Region::newInstance()->findByCountry($aCountries[0]['pk_c_code']);
             }
             $aCities = array();
             if ($user['fk_i_region_id'] != '') {
                 $aCities = City::newInstance()->findByRegion($user['fk_i_region_id']);
             } else {
                 if (count($aRegions) > 0) {
                     $aCities = City::newInstance()->findByRegion($aRegions[0]['pk_i_id']);
                 }
             }
             //calling the view...
             $this->_exportVariableToView('countries', $aCountries);
             $this->_exportVariableToView('regions', $aRegions);
             $this->_exportVariableToView('cities', $aCities);
             $this->_exportVariableToView('user', $user);
             $this->_exportVariableToView('locales', OSCLocale::newInstance()->listAllEnabled());
             $this->doView('user-profile.php');
             break;
         case 'profile_post':
             //profile post...
             osc_csrf_check();
             $userId = Session::newInstance()->_get('userId');
             require_once LIB_PATH . 'osclass/UserActions.php';
             $userActions = new UserActions(false);
             $success = $userActions->edit($userId);
             if ($success == 1 || $success == 2) {
                 osc_add_flash_ok_message(_m('Your profile has been updated successfully'));
             } else {
                 osc_add_flash_error_message($success);
             }
             $this->redirectTo(osc_user_profile_url());
             break;
         case 'alerts':
             //alerts
             $aAlerts = Alerts::newInstance()->findByUser(Session::newInstance()->_get('userId'), false);
             $user = User::newInstance()->findByPrimaryKey(Session::newInstance()->_get('userId'));
             foreach ($aAlerts as $k => $a) {
                 $array_conditions = (array) json_decode($a['s_search']);
                 //                                            $search = Search::newInstance();
                 $search = new Search();
                 $search->setJsonAlert($array_conditions);
                 $search->limit(0, 3);
                 $aAlerts[$k]['items'] = $search->doSearch();
             }
             $this->_exportVariableToView('alerts', $aAlerts);
             View::newInstance()->_reset('alerts');
             $this->_exportVariableToView('user', $user);
             $this->doView('user-alerts.php');
             break;
         case 'change_email':
             //change email
             $this->doView('user-change_email.php');
             break;
         case 'change_email_post':
             //change email post
             osc_csrf_check();
             if (!osc_validate_email(Params::getParam('new_email'))) {
                 osc_add_flash_error_message(_m('The specified e-mail is not valid'));
                 $this->redirectTo(osc_change_user_email_url());
             } else {
                 $user = User::newInstance()->findByEmail(Params::getParam('new_email'));
                 if (!isset($user['pk_i_id'])) {
                     $userEmailTmp = array();
                     $userEmailTmp['fk_i_user_id'] = Session::newInstance()->_get('userId');
                     $userEmailTmp['s_new_email'] = Params::getParam('new_email');
                     UserEmailTmp::newInstance()->insertOrUpdate($userEmailTmp);
                     $code = osc_genRandomPassword(30);
                     $date = date('Y-m-d H:i:s');
                     $userManager = new User();
                     $userManager->update(array('s_pass_code' => $code, 's_pass_date' => $date, 's_pass_ip' => $_SERVER['REMOTE_ADDR']), array('pk_i_id' => Session::newInstance()->_get('userId')));
                     $validation_url = osc_change_user_email_confirm_url(Session::newInstance()->_get('userId'), $code);
                     osc_run_hook('hook_email_new_email', Params::getParam('new_email'), $validation_url);
                     $this->redirectTo(osc_user_profile_url());
                 } else {
                     osc_add_flash_error_message(_m('The specified e-mail is already in use'));
                     $this->redirectTo(osc_change_user_email_url());
                 }
             }
             break;
         case 'change_username':
//.........这里部分代码省略.........

//.........这里部分代码省略.........
 *  ))
 *
 * Real live examples:
 *  osc_query_item('category_name=cars,houses');
 *  osc_query_item(array(
 *      'category_name' => 'cars,houses',
 *      'city' => 'Madrid'
 *  ))
 *
 * Possible keywords:
 *  author
 *  country
 *  country_name
 *  region
 *  region_name
 *  city
 *  city_name
 *  city_area
 *  city_area_name
 *  category
 *  category_name
 *  results_per_page
 *  page
 *  offset
 *
 *  Any other keyword will be passed to the hook "custom_query"
 *   osc_run_hook("custom_query", $mSearch, $keyword, $value);
 *  A plugin could be created to handle those extra situation
 *
 * @since 3.0
 */
function osc_query_item($params = null)
{
    $mSearch = new Search();
    if ($params == null) {
        $params = array();
    } else {
        if (is_string($params)) {
            $keyvalue = explode("=", $params);
            $params = array($keyvalue[0] => $keyvalue[1]);
        }
    }
    foreach ($params as $key => $value) {
        switch ($key) {
            case 'author':
                $tmp = explode(",", $value);
                foreach ($tmp as $t) {
                    $mSearch->fromUser($t);
                }
                break;
            case 'category':
            case 'category_name':
                $tmp = explode(",", $value);
                foreach ($tmp as $t) {
                    $mSearch->addCategory($t);
                }
                break;
            case 'country':
            case 'country_name':
                $tmp = explode(",", $value);
                foreach ($tmp as $t) {
                    $mSearch->addCountry($t);
                }
                break;
            case 'region':
            case 'region_name':
                $tmp = explode(",", $value);
                foreach ($tmp as $t) {
                    $mSearch->addRegion($t);
                }
                break;
            case 'city':
            case 'city_name':
                $tmp = explode(",", $value);
                foreach ($tmp as $t) {
                    $mSearch->addCity($t);
                }
                break;
            case 'city_area':
            case 'city_area_name':
                $tmp = explode(",", $value);
                foreach ($tmp as $t) {
                    $mSearch->addCityArea($t);
                }
            case 'results_per_page':
                $mSearch->set_rpp($value);
                break;
            case 'page':
                $mSearch->page($value);
                break;
            case 'offset':
                $mSearch->limit($value);
                break;
            default:
                osc_run_hook('custom_query', $mSearch, $key, $value);
                break;
        }
    }
    View::newInstance()->_exportVariableToView("customItems", $mSearch->doSearch());
}

 function __construct($params)
 {
     $this->_get = $params;
     $this->getDBParams();
     $mSearch = new Search(true);
     $mSearch->limit($this->start, $this->limit);
     $mSearch->order($this->order_by['column_name'], $this->order_by['type'], $this->order_by['table_name']);
     if (Params::getParam("catId") != "") {
         $mSearch->addCategory(Params::getParam("catId"));
     }
     if ($this->search) {
         //$mSearch->addConditions(sprintf("(d.s_title LIKE '%%%s%%' OR d.s_description LIKE '%%%s%%')", $this->search, $this->search));
         $mSearch->addConditions(sprintf("MATCH(d.s_title, d.s_description) AGAINST('%s' IN BOOLEAN MODE)", $this->search));
     }
     if (@$this->stat['spam']) {
         $this->extraCols++;
         $this->sExtraCol['i_num_spam'] = true;
         $mSearch->addField('SUM(s.`i_num_spam`) as i_num_spam');
         $mSearch->addConditions("s.`i_num_spam` > 0");
         $mSearch->addConditions(sprintf("%st_item.pk_i_id = s.fk_i_item_id", DB_TABLE_PREFIX));
         $mSearch->addTable(sprintf("%st_item_stats s", DB_TABLE_PREFIX));
     }
     if (@$this->stat['duplicated']) {
         $this->extraCols++;
         $this->sExtraCol['i_num_repeated'] = true;
         $mSearch->addField('SUM(s.`i_num_repeated`) as i_num_repeated');
         $mSearch->addConditions("s.`i_num_repeated` > 0");
         $mSearch->addConditions(sprintf(" %st_item.pk_i_id = s.fk_i_item_id", DB_TABLE_PREFIX));
         $mSearch->addTable(sprintf("%st_item_stats s", DB_TABLE_PREFIX));
     }
     if (@$this->stat['bad']) {
         $this->extraCols++;
         $this->sExtraCol['i_num_bad_classified'] = true;
         $mSearch->addField('SUM(s.`i_num_bad_classified`) as i_num_bad_classified');
         $mSearch->addConditions("s.`i_num_bad_classified` > 0");
         $mSearch->addConditions(sprintf(" %st_item.pk_i_id = s.fk_i_item_id", DB_TABLE_PREFIX));
         $mSearch->addTable(sprintf("%st_item_stats s", DB_TABLE_PREFIX));
     }
     if (@$this->stat['offensive']) {
         $this->extraCols++;
         $this->sExtraCol['i_num_offensive'] = true;
         $mSearch->addField('SUM(s.`i_num_offensive`) as i_num_offensive');
         $mSearch->addConditions("s.`i_num_offensive` > 0");
         $mSearch->addConditions(sprintf(" %st_item.pk_i_id = s.fk_i_item_id", DB_TABLE_PREFIX));
         $mSearch->addTable(sprintf("%st_item_stats s", DB_TABLE_PREFIX));
     }
     if (@$this->stat['expired']) {
         $this->extraCols++;
         $this->sExtraCol['i_num_expired'] = true;
         $mSearch->addField('SUM(s.`i_num_expired`) as i_num_expired');
         $mSearch->addConditions("s.`i_num_expired` > 0");
         $mSearch->addConditions(sprintf(" %st_item.pk_i_id = s.fk_i_item_id", DB_TABLE_PREFIX));
         $mSearch->addTable(sprintf("%st_item_stats s", DB_TABLE_PREFIX));
     }
     foreach ($this->filters as $aFilter) {
         $sFilter = "";
         if ($aFilter[1] == 'NULL') {
             $sFilter .= $aFilter[0] . " IS NULL";
         } else {
             $sFilter .= $aFilter[0] . " = '" . $aFilter[1] . "'";
         }
         $sFilter = sprintf($sFilter, DB_TABLE_PREFIX);
         $mSearch->addConditions($sFilter);
     }
     // do Search
     $list_items = $mSearch->doSearch(true);
     $this->result = Item::newInstance()->extendCategoryName(Item::newInstance()->extendData($list_items));
     $this->filtered_total = $mSearch->count();
     $this->total = count($list_items);
     //TEMPORARY FIX
     $this->toDatatablesFormat();
     $this->dumpToDatatables();
 }

 function doModel()
 {
     switch ($this->action) {
         case 'dashboard':
             //dashboard...
             $max_items = Params::getParam('max_items') != '' ? Params::getParam('max_items') : 5;
             $aItems = Item::newInstance()->findByUserIDEnabled(Session::newInstance()->_get('userId'), 0, $max_items);
             //calling the view...
             $this->_exportVariableToView('items', $aItems);
             $this->_exportVariableToView('max_items', $max_items);
             $this->doView('user-dashboard.php');
             break;
         case 'profile':
             //profile...
             $user = User::newInstance()->findByPrimaryKey(Session::newInstance()->_get('userId'));
             $aCountries = Country::newInstance()->listAll();
             $aRegions = array();
             if ($user['fk_c_country_code'] != '') {
                 $aRegions = Region::newInstance()->findByCountry($user['fk_c_country_code']);
             } elseif (count($aCountries) > 0) {
                 $aRegions = Region::newInstance()->findByCountry($aCountries[0]['pk_c_code']);
             }
             $aCities = array();
             if ($user['fk_i_region_id'] != '') {
                 $aCities = City::newInstance()->findByRegion($user['fk_i_region_id']);
             } else {
                 if (count($aRegions) > 0) {
                     $aCities = City::newInstance()->findByRegion($aRegions[0]['pk_i_id']);
                 }
             }
             //calling the view...
             $this->_exportVariableToView('countries', $aCountries);
             $this->_exportVariableToView('regions', $aRegions);
             $this->_exportVariableToView('cities', $aCities);
             $this->_exportVariableToView('user', $user);
             $this->_exportVariableToView('locales', OSCLocale::newInstance()->listAllEnabled());
             $this->doView('user-profile.php');
             break;
         case 'profile_post':
             //profile post...
             $userId = Session::newInstance()->_get('userId');
             require_once LIB_PATH . 'osclass/UserActions.php';
             $userActions = new UserActions(false);
             $success = $userActions->edit($userId);
             osc_add_flash_ok_message(_m('Your profile has been updated successfully'));
             $this->redirectTo(osc_user_profile_url());
             break;
         case 'alerts':
             //alerts
             $aAlerts = Alerts::newInstance()->findByUser(Session::newInstance()->_get('userId'));
             $user = User::newInstance()->findByPrimaryKey(Session::newInstance()->_get('userId'));
             foreach ($aAlerts as $k => $a) {
                 $json = base64_decode($a['s_search']);
                 $array_conditions = (array) json_decode($json);
                 //                                            $search = Search::newInstance();
                 $search = new Search();
                 $search->setJsonAlert($array_conditions);
                 $search->limit(0, 3);
                 $aAlerts[$k]['items'] = $search->doSearch();
             }
             $this->_exportVariableToView('alerts', $aAlerts);
             View::newInstance()->_reset('alerts');
             $this->_exportVariableToView('user', $user);
             $this->doView('user-alerts.php');
             break;
         case 'change_email':
             //change email
             $this->doView('user-change_email.php');
             break;
         case 'change_email_post':
             //change email post
             if (!preg_match("/^[_a-z0-9-\\+]+(\\.[_a-z0-9-\\+]+)*@[a-z0-9-]+(\\.[a-z0-9-]+)*(\\.[a-z]{2,3})\$/", Params::getParam('new_email'))) {
                 osc_add_flash_error_message(_m('The specified e-mail is not valid'));
                 $this->redirectTo(osc_change_user_email_url());
             } else {
                 $user = User::newInstance()->findByEmail(Params::getParam('new_email'));
                 if (!isset($user['pk_i_id'])) {
                     $userEmailTmp = array();
                     $userEmailTmp['fk_i_user_id'] = Session::newInstance()->_get('userId');
                     $userEmailTmp['s_new_email'] = Params::getParam('new_email');
                     UserEmailTmp::newInstance()->insertOrUpdate($userEmailTmp);
                     $code = osc_genRandomPassword(30);
                     $date = date('Y-m-d H:i:s');
                     $userManager = new User();
                     $userManager->update(array('s_pass_code' => $code, 's_pass_date' => $date, 's_pass_ip' => $_SERVER['REMOTE_ADDR']), array('pk_i_id' => Session::newInstance()->_get('userId')));
                     $validation_url = osc_change_user_email_confirm_url(Session::newInstance()->_get('userId'), $code);
                     osc_run_hook('hook_email_new_email', Params::getParam('new_email'), $validation_url);
                     $this->redirectTo(osc_user_profile_url());
                 } else {
                     osc_add_flash_error_message(_m('The specified e-mail is already in use'));
                     $this->redirectTo(osc_change_user_email_url());
                 }
             }
             break;
         case 'change_password':
             //change password
             $this->doView('user-change_password.php');
             break;
         case 'change_password_post':
             //change password post
//.........这里部分代码省略.........

function seo_sitemap_generator()
{
    $start_time = microtime(true);
    $min = 1;
    $show_items = '';
    if (Params::getParam('sitemap_items') != '') {
        $show_items = Params::getParam('sitemap_items');
    } else {
        $show_items = osc_get_preference('allSeo_sitemap_items', 'plugin-all_in_one') != '' ? osc_get_preference('allSeo_sitemap_items', 'plugin-all_in_one') : '';
    }
    $limit_items = '';
    if (Params::getParam('sitemap_items_limit') != '') {
        $limit_items = Params::getParam('sitemap_items_limit');
    } else {
        $limit_items = osc_get_preference('allSeo_sitemap_items_limit', 'plugin-all_in_one') != '' ? osc_get_preference('allSeo_sitemap_items_limit', 'plugin-all_in_one') : '';
    }
    $limit_items = intval($limit_items);
    $locales = osc_get_locales();
    $filename = osc_base_path() . 'sitemap.xml';
    //link sitemap
    @unlink($filename);
    //remove original sitemap
    $start_xml = '<?xml version="1.0" encoding="UTF-8"?>' . PHP_EOL . '<urlset xmlns="http://www.sitemaps.org/schemas/sitemap/0.9">' . PHP_EOL;
    file_put_contents($filename, $start_xml);
    // INDEX
    seo_sitemap_add_url(osc_base_url(), date('Y-m-d'), 'always');
    $categories = Category::newInstance()->listAll(false);
    $countries = Country::newInstance()->listAll();
    foreach ($categories as $c) {
        $search = new Search();
        $search->addCategory($c['pk_i_id']);
        if ($search->count() >= $min) {
            seo_sitemap_add_url(osc_search_url(array('sCategory' => $c['s_slug'])), date('Y-m-d'), 'hourly');
            foreach ($countries as $country) {
                if (count($countries) > 1) {
                    $search = new Search();
                    $search->addCategory($c['pk_i_id']);
                    $search->addCountry($country['pk_c_code']);
                    if ($search->count() > $min) {
                        seo_sitemap_add_url(osc_search_url(array('sCategory' => $c['s_slug'], 'sCountry' => $country['s_name'])), date('Y-m-d'), 'hourly');
                    }
                }
                $regions = Region::newInstance()->findByCountry($country['pk_c_code']);
                foreach ($regions as $region) {
                    $search = new Search();
                    $search->addCategory($c['pk_i_id']);
                    $search->addCountry($country['pk_c_code']);
                    $search->addRegion($region['pk_i_id']);
                    if ($search->count() > $min) {
                        seo_sitemap_add_url(osc_search_url(array('sCategory' => $c['s_slug'], 'sCountry' => $country['s_name'], 'sRegion' => $region['s_name'])), date('Y-m-d'), 'hourly');
                        $cities = City::newInstance()->findByRegion($region['pk_i_id']);
                        foreach ($cities as $city) {
                            $search = new Search();
                            $search->addCategory($c['pk_i_id']);
                            $search->addCountry($country['pk_c_code']);
                            $search->addRegion($region['pk_i_id']);
                            $search->addCity($city['pk_i_id']);
                            if ($search->count() > $min) {
                                seo_sitemap_add_url(osc_search_url(array('sCategory' => $c['s_slug'], 'sCountry' => $country['s_name'], 'sRegion' => $region['s_name'], 'sCity' => $city['s_name'])), date('Y-m-d'), 'hourly');
                            }
                        }
                    }
                }
            }
        }
    }
    foreach ($countries as $country) {
        $regions = Region::newInstance()->findByCountry($country['pk_c_code']);
        foreach ($regions as $region) {
            $cities = CityStats::newInstance()->listCities($region['pk_i_id']);
            $l = min(count($cities), 30);
            for ($k = 0; $k < $l; $k++) {
                if ($cities[$k]['items'] > $min) {
                    seo_sitemap_add_url(osc_search_url(array('sCountry' => $country['s_name'], 'sRegion' => $region['s_name'], 'sCity' => $cities[$k]['city_name'])), date('Y-m-d'), 'hourly');
                }
            }
        }
    }
    // ITEMS
    if ($show_items == 1) {
        $max_secure = 10000;
        $mSearch = new Search();
        $mSearch->limit(0, $limit_items);
        // fetch number of item for sitemap
        $aItems = $mSearch->doSearch();
        View::newInstance()->_exportVariableToView('items', $aItems);
        //exporting our searched item array
        if (osc_count_items() > 0) {
            $i = 0;
            while (osc_has_items() and $i < $limit_items and $i < $max_secure) {
                seo_sitemap_add_url(osc_item_url(), substr(osc_item_mod_date() != '' ? osc_item_mod_date() : osc_item_pub_date(), 0, 10), 'daily');
                $i++;
            }
        }
    }
    $end_xml = '</urlset>';
    file_put_contents($filename, $end_xml, FILE_APPEND);
    // PING SEARCH ENGINES
    seo_sitemap_ping_engines();
    $time_elapsed = microtime(true) - $start_time;
//.........这里部分代码省略.........

/**
 * Gets number of latest items
 *
 * @return int
 */
function osc_count_latest_items()
{
    if (!View::newInstance()->_exists('items')) {
        $search = new Search();
        $search->limit(0, osc_max_latest_items());
        View::newInstance()->_exportVariableToView('items', $search->getLatestItems());
    }
    return osc_priv_count_items();
}