PHP Error::generate方法代码示例

 function load()
 {
     if ($this->code) {
         $res = db_query("SELECT * FROM coursedefns WHERE STRCMP(code,'%s')=0", $this->code);
     } else {
         if ($this->id) {
             $res = db_query("SELECT * FROM coursedefns WHERE id='%d'", $this->id);
         } else {
             if ($this->title) {
                 $res = db_query("SELECT * FROM coursedefns WHERE STRCMP(title,'%s')=0", $this->title);
             } else {
                 Error::generate('debug', 'Not enough information to find course in CourseDefn::load().');
                 return false;
             }
         }
     }
     if (!$res) {
         Error::generate('debug', 'CourseDefn->load: $res is null');
         return false;
     }
     $ret = db_get_assoc($res);
     if (!$ret) {
         Error::generate('debug', 'CourseDefn->load: $ret is null');
         return false;
     }
     $this->title = $ret['title'];
     $this->code = $ret['code'];
     $this->id = $ret['id'];
     $this->descr = $ret['descr'];
     $this->cid = $ret['cid'];
     $this->university = $ret['university'];
     return $this;
 }

function wikipedia_search($procd_descr)
{
    profiling_start('wikipedia_search');
    $TERMS = wikipedia_process_term($procd_descr);
    $url = wikipedia_url($TERMS);
    $data = cached_file_get_contents($url);
    Error::setPrepend($data);
    Error::generate('debug', 'WIKIPEDIA');
    eval('$arr = ' . $data . ';');
    foreach ($arr['query']['pages'] as $k => $v) {
        $title = urlencode($v['title']);
        $url = urlencode($v['fullurl']);
        // https://dgl.cx/2008/10/wikipedia-summary-dns
        if ($k == -1) {
            // not found
            return array();
        }
        break;
    }
    // this is probably a topic from a random unintended field like "frequency analysis (cryptoanalysis)"
    if (strlen($title) < strlen($TERMS) - 5 || strlen($title) > strlen($TERMS) + 5 || strrchr($title, '%28')) {
        return array();
    }
    $store = array('title' => urldecode(str_replace('+', ' ', $title)), 'link' => urldecode($url), 'source' => 'wikipedia');
    profiling_end('wikipedia_search');
    return array($store);
}

 public static function Create($userCfg, $uploadPath)
 {
     global $ROOT;
     $owner = $userCfg['owner'] or $owner = 0;
     $context = $userCfg['context'] or $context = 1;
     $id = static::eav_create($userCfg['name'], $owner, $context);
     if ($id < 1) {
         // pretty sure this shouldn't happen with current schema
         Error::generate('notice', 'Filename already taken.', Error::$FLAGS['override']);
         return false;
     }
     // Copy the file from the uploadPath to the given userCfg['path']
     if (!isset($userCfg['path']) || !move_uploaded_file($uploadPath, "{$ROOT}/" . $userCfg['path'])) {
         Error::generate('debug', 'Could not move file');
         return false;
     }
     foreach ($userCfg as $attrib => $val) {
         switch (strtoupper($attrib)) {
             default:
                 $storeval = $val;
         }
         static::store_attrib($id, $attrib, $storeval);
     }
     return $id;
 }

 public static function ListAll($id = 1, $type = 1)
 {
     Error::generate('debug', "Comment::ListAll({$id}, {$type})");
     $ret = static::eav_list($id, $type, 'ORDER BY node.creation_timestamp');
     if (!$ret) {
         $ret = array();
     }
     return array_reverse($ret, true);
 }

 public static function ListAllMatching($val)
 {
     $ret = db_query("SELECT country.id, country.name\n\t\t\t\t\tFROM\t\tcountries\t\tAS country\n\t\t\t\t\tWHERE\t\tcountry.name REGEXP '.*%s.*'\n\t\t\t\t\tORDER BY\tcountry.name", $val);
     if (!$ret) {
         Error::generate('debug', 'Could not query db in Country::ListAll');
         return array();
     }
     $ret = db_get_list_assoc($ret);
     return $ret;
 }

 function __construct($url, $method, $params, $perms = 'any')
 {
     $method = strtolower($method);
     if (!in_array($method, $this->ACCEPTED_METHODS)) {
         Error::generate('fatal', 'Invalid HTTP method.');
         return;
     }
     $this->url = $url;
     $this->method = $method;
     $this->params = $params;
     $this->perms = $perms;
 }

function sigint_handler()
{
    global $sock, $argv, $fp, $mch;
    curl_multi_close($mch);
    fclose($fp);
    socket_close($sock);
    unlink("/private/tmp/classmate{$argv['1']}");
    db_close();
    Error::showSeparator();
    Error::setBgColour('#B66');
    Error::generate('debug', "Finished running classmated {$argv['1']} normally");
    Error::setBgColour('#555');
    Error::showSeparator();
}

function perform_search($service, $descr, $tags, $crs)
{
    Error::generate('debug', "perform_search({$service},{$descr},{$tags},crs)");
    switch (strtolower($service)) {
        case 'youtube':
            return youtube_search($descr, $tags, $crs);
        case 'google':
            return google_search($descr);
        case 'itunesu':
            return itunesu_search($descr);
        case 'wikipedia':
            return wikipedia_search($descr);
        case 'khanacad':
            return khanacad_search($descr);
    }
}

 public static function ListAllMatching($country_id = false, $val)
 {
     if ($country_id) {
         $country = mysql_real_escape_string($country);
         $country_constraint = "AND country.id = '{$country_id}'";
     } else {
         $country_constraint = '';
     }
     $ret = db_query("SELECT area.id, area.name, country_name\n\t\t\t\t\tFROM\t\tareas\t\t\tAS area,\n\t\t\t\t\t\t\t\tcountries\t\tAS country\n\t\t\t\t\tWHERE\t\tarea.name REGEXP '.*%s.*'\n\t\t\t\t\t\tAND\t\tarea.country = country.id\n\t\t\t\t\t\t\t\t{$country_constraint}\n\t\t\t\t\tORDER BY\tarea.name", $val);
     if (!$ret) {
         Error::generate('debug', 'Could not query db in Area::ListAll');
         return array();
     }
     $ret = db_get_list_assoc($ret);
     return $ret;
 }

    protected static function eav_list($id, $type = 1, $orderby = 0)
    {
        if ($orderby === 0) {
            $orderby = "ORDER BY node.creation_timestamp DESC";
        }
        if (!$id || $id == 0) {
            Error::generate('debug', 'id is 0');
            return array();
        }
        $ret = db_query('
			SELECT node.*
				FROM		%ss AS node,
							%ss AS parent
				WHERE		node.parent = parent.id
					AND		parent.id	= \'%d\'
					AND		node.type	= \'%d\'
				%s
			', static::subGetClass(), static::subGetClass(), $id, $type, $orderby);
        if (!$ret) {
            Error::generate('debug', 'Could not query db in hierarchical eav list');
            return array();
        }
        //$ret = db_get_list_result($ret);
        $ret = db_get_list_assoc($ret);
        return $ret;
    }

            $args['list'] = Comment::ListAll();
            redirect('comment', 'list');
        }
    }
} else {
    if ($action == 'list') {
        $args['list'] = Comment::ListAll();
        include 'views/list.view.php';
    } else {
        if ($action == 'show') {
            $args['info'] = array(array('id', $params['id']), array('subject', Comment::GetSubject($params['id'])), array('created on', Comment::GetTimestamp($params['id'])), array('body', Comment::GetAttrib($params['id'], 'body')));
            include 'views/show.view.php';
        } else {
            if (isset($_GET['action']) && $_GET['action'] != "") {
                // Action with no params
                $action = $_GET['action'];
                switch ($action) {
                    case 'create':
                        include 'views/create.view.php';
                        break;
                    default:
                        Error::generate('suspicious', "Invalid action {$action} in /file/");
                        redirect();
                }
            } else {
                include 'views/index.view.php';
            }
        }
    }
}
db_close();

 protected static function get_id($name)
 {
     $res = db_query("SELECT id FROM %ss WHERE name='%s'", static::subGetClass(), $name);
     if (!$res || !($ret = db_get_result($res))) {
         Error::generate('debug', 'Could not query database in get_id');
         return false;
     } else {
         return intval($ret);
     }
 }

<?php

@(include "{$ROOT}/includes/tags.inc");
@(include "dataacquisition/google.util.php");
@(include "dataacquisition/youtube.util.php");
@(include "dataacquisition/itunesu.util.php");
@(include "dataacquisition/khanacad.util.php");
@(include "{$ROOT}/includes/subjects.inc");
@(include "{$ROOT}/includes/universities.inc");
@(include "{$ROOT}/includes/geography.inc");
db_connect();
Error::showSeparator();
Error::generate('debug', 'Starting preload process');
Error::showSeparator();
foreach (CourseDefn::ListAll() as $crs) {
    Error::showSeparator();
    Error::generate('debug', 'Preloading ' . $crs->university . ': ' . $crs->code);
    // TODO: preload
    Error::showSeparator();
}
Error::showSeparator();
Error::generate('debug', 'Ending preload process');
Error::showSeparator();

}
?>
                            <div id="sidebar_course_recommendations">People who viewed this course also viewed:</div>
								<div id="sidebar_recommendation_tagcloud_hidden" class="hidden">
<?php 
$ctr = 0;
Error::setPrepend($other_views);
Error::generate('debug', 'Recommendation array');
$reduced_recs = array();
$i = 0;
foreach ($other_views as $k => $v) {
    $reduced_recs[$i++] = $v;
}
$n_rrecs = $i;
Error::setPrepend($reduced_recs);
Error::generate('debug', 'Reduced Recommendation array');
$topn = 10;
// limit to $topn top results
foreach ($other_views as $k => $v) {
    if (++$ctr == $topn) {
        break;
    }
    // limit to $topn top results
    $id = intval($k);
    $subj = ucfirst(Comment::GetSubject($id));
    $crs = new CourseDefn($subj);
    $success = $crs->load();
    $hrefid = $crs->id;
    // cloudinizr javascript is in template_end
    for ($i = 0; $i < $v / $reduced_recs[min(10, $n_rrecs - 1)]; $i++) {
        echo strtoupper("{$subj} ");

    protected static function eav_list($id)
    {
        $ret = db_query('
			SELECT node.id, node.subject, node.creation_timestamp
				FROM		comments AS node,
							comments AS parent
				WHERE		node.lft BETWEEN parent.lft+1 AND parent.rgt-1
				AND			parent.id = \'%d\'
				ORDER BY	node.lft
			', $id);
        if (!$ret) {
            Error::generate('debug', 'Could not query db in hierarchical eav list');
            return array();
        }
        $ret = db_get_list_result($ret);
        return $ret;
    }