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<?php
/* ***** BEGIN LICENSE BLOCK *****
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
*
* The contents of this file are subject to the Mozilla Public License Version
* 1.1 (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
* http://www.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the
* License.
*
* The Original Code is addons.mozilla.org site.
*
* The Initial Developer of the Original Code is
* The Mozilla Foundation.
* Portions created by the Initial Developer are Copyright (C) 2006
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
* Andrei Hajdukewycz <sancus@off.net> (Original Author)
* Les Orchard <lorchard@mozilla.com>
*
* Alternatively, the contents of this file may be used under the terms of
* either the GNU General Public License Version 2 or later (the "GPL"), or
* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
* in which case the provisions of the GPL or the LGPL are applicable instead
* of those above. If you wish to allow use of your version of this file only
* under the terms of either the GPL or the LGPL, and not to allow others to
* use your version of this file under the terms of the MPL, indicate your
* decision by deleting the provisions above and replace them with the notice
* and other provisions required by the GPL or the LGPL. If you do not delete
* the provisions above, a recipient may use your version of this file under
* the terms of any one of the MPL, the GPL or the LGPL.
*
* ***** END LICENSE BLOCK ***** */
class Review extends AppModel
{
var $name = 'Review';
var $belongsTo = array('Version' =>
array('className' => 'Version',
'conditions' => '',
'order' => '',
'foreignKey' => 'version_id'
),
'User' =>
array('className' => 'User',
'conditions' => '',
'order' => '',
'foreignKey' => 'user_id'
)
);
var $hasMany = array('Reviewrating' =>
array('className' => 'Reviewrating',
'conditions' => '',
'order' => '',
'limit' => '',
'foreignKey' => 'review_id',
'dependent' => true,
'exclusive' => false,
'finderSql' => ''
)
);
var $validate = array(
'rating' => VALID_NUMBER,
'title' => VALID_NOT_EMPTY,
'body' => VALID_NOT_EMPTY
);
var $translated_fields = array(
'title',
'body'
);
/**
* For a given list of review ids, return them with all translations
* that are available for each review.
*
* @param array $reviewids List of ids for the reviews to be returned
* @param bool $includeAddon include the add-on ID each review belongs to in the result set?
*/
function getReviews($reviewids, $includeAddon = false) {
global $rtl_languages;
// disable automatic translation so that translations don't get fetched twice
$trfields_old = $this->translated_fields;
$this->translated_fields = array();
if (empty($reviewids)) return array(); // nothing to do
if (!is_array($reviewids)) $reviewids = array($reviewids);
// This needs to be a manual query because of bug 442208.
$reviews = $this->query("
SELECT
`Review`.`id`, `Review`.`version_id`, `Review`.`body`, `Review`.`title`,
`Review`.`created`, `Review`.`rating`, `User`.`id`, `User`.`nickname`,
`User`.`firstname`, `User`.`lastname` FROM `reviews` AS `Review` LEFT JOIN
`versions` AS `Version` ON (`Review`.`version_id` = `Version`.`id`) LEFT JOIN
`users` AS `User` ON (`Review`.`user_id` = `User`.`id`) WHERE `Review`.`id` IN
(".implode(',', $reviewids).") ORDER BY FIELD(`Review`.`id`,".implode(',', $reviewids).") ASC
");
if (!empty($reviews)) {
// we need the Translation model to pull in reviews in all locales
loadModel('Translation');
$this->Translation =& new Translation();
foreach ($reviews as $_id => $_review) {
$reviews[$_id]['Translation'] = array();
// for each translated field, fetch all its translations.
foreach ($trfields_old as $field) {
$translations = $this->Translation->findAll(array(
'Translation.id' => $_review['Review'][$field],
'Translation.localized_string IS NOT NULL'
), null, "FIELD(Translation.locale,'".$this->getLang()."') DESC");
// add the translations found to the reviews array
if (!empty($translations)) {
foreach($translations as $_trans) {
$_temp = array();
$_temp['string'] = $_trans['Translation']['localized_string'];
$_temp['locale'] = $_trans['Translation']['locale'];
$_temp['textdir'] = in_array($_trans['Translation']['locale'], $rtl_languages) ? 'rtl' : 'ltr';
if (empty($_trans['Translation']['locale']) || $this->getLang() == $_trans['Translation']['locale']) {
$_temp['locale_html'] = '';
} else {
$_temp['locale_html'] = ' lang="'.$_trans['Translation']['locale'].'" dir="'.$_temp['textdir'].'" ';
}
if (!empty($_trans['Translation']['locale']))
$reviews[$_id]['Translation'][$_temp['locale']][$field] = $_temp;
}
}
}
// include add-on this review belongs to, if applicable
if ($includeAddon) {
if (!isset($this->Version)) {
loadModel('Version');
$this->Version =& new Version();
}
$_addonid = $this->Version->find("Version.id = {$_review['Review']['version_id']}",
'Version.addon_id');
$reviews[$_id]['Review']['addon_id'] = $_addonid['Version']['addon_id'];
}
}
}
// reset automatic translation
$this->translated_fields = $trfields_old;
return $reviews;
}
/**
* For a given addon, return the count of users who submitted reviews.
*
* @param numeric The addon ID
* @return numeric Number of users with submitted reviews
*/
function countLatestReviewsForAddon($addon_id) {
// Prevent SQL injection here with a quick numeric check on the parameters.
if (!is_numeric($addon_id))
return array();
$rows = $this->query("
SELECT
COUNT(DISTINCT reviews.user_id) AS count
FROM
reviews
INNER JOIN
versions ON reviews.version_id = versions.id
WHERE
reviews.reply_to IS NULL AND
reviews.version_id=versions.id AND
versions.addon_id=$addon_id
");
return ( $rows ) ? $rows[0][0]['count'] : 0;
}
/**
* For a given addon, build a list of latest reviews per user in reverse
* chronological order. Only the ID of the latest single review for each
* user will be returned, pared with a count of earlier reviews also
* submitted by the user for the given addon.
*
* @param numeric The addon ID
* @param numeric Optional limit per page of results
* @param numeric Optional page within set of results
* @return array List of review records with 'id' and 'others_count'
*/
function findLatestReviewsForAddon($addon_id, $limit=10, $page=1) {
// Prevent SQL injection here with a quick numeric check on the parameters.
if (!is_numeric($addon_id) || !is_numeric($limit) || !is_numeric($page))
return array();
/**
* This custom MySQL query uses some GROUP BY sleight of hand to come
* up with only the latest review submitted for each user, while sorting
* the whole list by that latest review's creation date. A count of
* earlier submitted reviews is also derived.
*/
$rows = $this->query("
SELECT
SUBSTRING_INDEX( GROUP_CONCAT( r.id ORDER BY r.created DESC SEPARATOR ';'), ';', 1 ) AS latest_id,
SUBSTRING_INDEX( GROUP_CONCAT( r.created ORDER BY r.created DESC SEPARATOR ';'), ';', 1 ) AS latest_created,
COUNT(r.id)-1 AS others_count
FROM
reviews r
INNER JOIN
versions v ON r.version_id = v.id
WHERE
r.reply_to IS NULL AND
v.addon_id=$addon_id
GROUP BY r.user_id
ORDER BY latest_created DESC
LIMIT $limit OFFSET " . ( $limit * ($page - 1) )
);
// Simplify the DB rows for easier use in the controller.
$results = array();
foreach ($rows as $row) {
$results[] = array(
'id' =>
$row[0]['latest_id'],
'others_count' =>
$row[0]['others_count']
);
}
return $results;
}
}
?>
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