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63 lines
1.7 KiB
63 lines
1.7 KiB
<?php
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/**
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* @brief inits the categories from cookies and URL params
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*
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* @param $db: a PDO connection to the database
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*
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* @warning session_start() MUST have been called before calling this function
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*/
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function initCategories($db)
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{
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if(!isset($_SESSION['categorieStatus']))
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{
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//init all categories
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$categories = getCategories($db);
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foreach($categories as $cat)
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$_SESSION['categorieStatus'][$cat['cat_id']] = true;
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//loading from preferences
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loadCategoriesFromCookie();
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}
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}
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/**
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* @brief loads the categories preferences from the cookie
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*/
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function loadCategoriesFromCookie()
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{
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if(isset($_COOKIE['categorieStatus']))
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{
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$categories = unserialize($_COOKIE['categorieStatus']);
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if(is_array($categories))
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for($i = 0; $i < count($categories); ++$i)
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if(is_bool($categories[$i]))
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$_SESSION[$i] = $categories[$i];
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}
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}
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/**
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* @brief saves the categories preferences from $_POST to $_SESSION
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*
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* @warning $_SESSION['categorieStatus] MUST have been populated before calling this function
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*/
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function saveCategoriesPostToSession()
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{
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foreach($_SESSION['categorieStatus'] as $cat_id => $cat_value)
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{
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$catPostName = 'cat_'.$cat_id;
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if(isset($_POST[$catPostName]))
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$_SESSION['categorieStatus'][$cat_id] = ($_POST[$catPostName] == 'on');
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else
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$_SESSION['categorieStatus'][$cat_id] = false;
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}
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}
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/**
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* @brief saves the categories preferences from $_SESSION to a cookie
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*/
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function saveCategoriesSessionToCookie()
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{
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setcookie('categorieStatus', serialize($_SESSION['categorieStatus']), strtotime('+6 months'), null, null, false, true);
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}
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?>
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