xyzshop/helper/special_helper.php

<?php

/**
 * Created by PhpStorm.
 * User: stanley-king
 * Date: 16/6/16
 * Time: 下午2:07
 */
//将乱七八糟的格式输出，整合成统一的格式输出

class special_helper
{
    private $special_id;
    private $filter_data;
    private $goods_ids;

    public function __construct($special_id)
    {
        $this->special_id = $special_id;
        $this->read_cache();
    }

    public static function format_brand($brands)
    {
        if(empty($brands)) return array();

        $result = [];
        if(count($brands) == 1)
        {
            $result['item_title'] = '';
            $result['item_type'] = 'home1';

            foreach ($brands as $val) {
                $item['image'] = "";
                $item['type'] = $val['type'];
                $item['data'] = $val['data'];
                $item['title'] = $val['title'];

                $result['items'][] = $item;
            }
        }
        else
        {
            $result['item_title'] = '';
            $result['item_type'] = 'homewords';

            foreach ($brands as $val) {
                $item['image'] = "";
                $item['type'] = $val['type'];
                $item['data'] = strval($val['data']);
                $item['title'] = $val['title'];

                $result['items'][] = $item;
            }
        }

        return $result;
    }

    public static function format_category($cats,$title = '')
    {
        $result = [];

        $result['item_title'] = $title;
        $result['item_type'] = 'homewords';

        foreach ($cats as $val) {
            $item['image'] = "";
            $item['type'] = $val['type'];
            $item['data'] = strval($val['data']);
            $item['title'] = $val['title'];

            $result['items'][] = $item;
        }

        return $result;
    }

    public static function format_keyword($words,$title='')
    {
        $result = [];

        $result['item_title'] = $title;
        $result['item_type'] = 'homewords';

        foreach ($words as $word) {
            $item['image'] = "";
            $item['type'] = 'keyword';
            $item['data'] = $word;
            $item['title'] = '';

            $result['items'][] = $item;
        }

        return $result;
    }

    public static function format_goods($goods_ids,$title)
    {
        $result = [];

        $result['item_title'] = empty($title) ? '' : $title;
        $result['item_type'] = 'home_goods';
        foreach ($goods_ids as $goods_id) {
            $item['image'] = "";
            $item['type'] = "goods";
            $item['data'] = strval($goods_id);

            $result['items'][] = $item;
        }

        return $result;
    }

    ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
    public function format(&$goods_ids)
    {
        $goods_ids = $this->goods_ids;
        return $this->filter_data;
    }

    private function read_cache()
    {
        $mod_special = Model('mb_special');
        $specials = $mod_special->getMbSpecialItemUsableListByID($this->special_id);

//        unset($specials['mobile_filter_data'],$specials['mobile_goods_ids']);
//
//        $this->filter_data = $this->filter($specials,$goods_ids);
//        $this->goods_ids = $goods_ids;
//
//        $specials['mobile_filter_data'] = $this->filter_data;
//        $specials['mobile_goods_ids'] = $goods_ids;

        if(array_key_exists("mobile_filter_data",$specials)) {
            $this->filter_data = $specials['mobile_filter_data'];
            $this->goods_ids   = $specials['mobile_goods_ids'];
        } else {
            $this->filter_data = $this->filter($specials,$goods_ids);
            $this->goods_ids = $goods_ids;

            $specials['mobile_filter_data'] = $this->filter_data;
            $specials['mobile_goods_ids'] = $goods_ids;

            $cache = array('special' => serialize($specials));
            wcache($this->special_id, $cache, 'mb_special');
        }
    }

    private function filter($specials,&$goods_ids)
    {
        $blocks = [];
        $goods_ids = array();

        foreach($specials as $key => $special)
        {
            $block = $this->filter_item($special,$goods_ids,$scale);
            if($scale != false) {
                $blocks[] = $block;
            }
        }

        return $blocks;
    }

    private function filter_item($special,&$goods_ids,&$scale)
    {
        $scale = false;
        $result = [];
        foreach($special as $key => $val)
        {
            $result['item_title'] = empty($val['title']) ? '' : $val['title'];
            $result['item_type'] = $key;
            if($key == 'home1') {
                $items = $this->filter_home1($val,$goods_ids,$scale);
            }
            elseif($key == 'home2') {
                $items = $this->filter_home2($val,$goods_ids,$scale);
            }
            elseif($key == 'home3') {
                $items = $val['item'];
                $items = $this->filter_home3($items,$goods_ids,$scale);
            }
            elseif($key == 'home4') {
                $items = $this->filter_home4($val,$goods_ids,$scale);
            }
            elseif($key == 'goods')
            {
                $result['item_type'] = 'home_goods';
                $items = $val['item'];
                $items = $this->filter_goods($items,$goods_ids,$scale);
            }
            elseif($key == 'home5')
            {
                $items = $val['item'];
                $items = $this->filter_adv($items,$goods_ids,$scale);
            }
            elseif($key == 'adv_list')
            {
                $items = $val['item'];
                $items = $this->filter_adv($items,$goods_ids,$scale);
            }
            else {
                continue;
            }
            $this->decode($items);
            $result['items'] = $items;
            $result['scale'] = $scale;
        }

        return $result;
    }


    /**
     * 处理type=url 时的&字符转义问题
     * @param array $data
     * @return array|bool
     */
    private function decode(&$items)
    {
        foreach($items as &$item)
        {
            if ($item['type'] == 'url' || $item['type'] == 'innerurl') {
                $item['data'] =  htmlspecialchars_decode($item['data']);
            }
        }
    }

    private function scale($image)
    {
        $image = trim($image);
        if(empty($image)) {
            return false;
        }
        $ret = getimagesize($image,$info);
        if($ret != false) {
            $scale = floatval($ret[0]) / floatval($ret[1]);
            return $scale;
        } else {
            return false;
        }
    }

    private function safe_string($str)
    {
        if($str == null || empty($str)) {
            return "";
        }
        else {
            return $str;
        }
    }
    private function filter_home1($val,&$goods_ids,&$scale)
    {
        $items = [];

        $item['image'] = $val['image'];
        $item['type']  = $val['type'];
        $item['data']  = $val['data'];
        $item['title']  = $this->safe_string($val['title']);

        $scale = $this->scale($item['image']);
        $items[] = $item;

        if($item['type'] == 'goods')
        {
            $goods_id = intval($item['data']);
            if($goods_id > 0) {
                array_push($goods_ids,$goods_id);
            }
        }

        return $items;
    }

    private function filter_home2($val,&$goods_ids,&$scale)
    {
        $items = [];
        {
            $item['image'] =  $val['square_image'];
            $item['type']  =  $val['square_type'];
            $item['data']  =  $val['square_data'];
            $item['title'] =  $this->safe_string($val['square_title']);
            $items[] = $item;
        }

        {
            $item['image'] = $val['rectangle1_image'];
            $item['type'] = $val['rectangle1_type'];
            $item['data'] = $val['rectangle1_data'];
            $item['title'] = $this->safe_string($val['rectangle1_title']);
            $items[] = $item;
            $scale = $this->scale($item['image']);
        }
        {
            $item['image'] = $val['rectangle2_image'];
            $item['type'] = $val['rectangle2_type'];
            $item['data'] = $val['rectangle2_data'];
            $item['title'] = $this->safe_string($val['rectangle2_title']);
            $items[] = $item;
        }

        foreach ($items as $item)
        {
            if($item['type'] == 'goods')
            {
                $goods_id = intval($item['data']);
                if($goods_id > 0) {
                    array_push($goods_ids,$goods_id);
                }
            }
        }

        return $items;
    }

    private function filter_home3($items,&$goods_ids,&$scale)
    {
        $result = [];

        $has_set = false;
        foreach($items as $item)
        {
            $result[] = $item;
            if($has_set == false) {
                $scale = $this->scale($item['image']);
                if($scale != false) {
                    $scale = $scale * 2;
                }
                $has_set = true;
            }

            if($item['type'] == 'goods')
            {
                $goods_id = intval($item['data']);
                if($goods_id > 0) {
                    array_push($goods_ids,$goods_id);
                }
            }
        }
        return $result;
    }

    private function filter_home4($val,&$goods_ids,&$scale)
    {
        $items = [];
        {
            $item['image'] = $val['rectangle1_image'];
            $item['type'] = $val['rectangle1_type'];
            $item['data'] = $val['rectangle1_data'];
            $item['title'] = $this->safe_string($val['rectangle1_title']);
            $items[] = $item;
        }
        {
            $item['image'] = $val['rectangle2_image'];
            $item['type'] = $val['rectangle2_type'];
            $item['data'] = $val['rectangle2_data'];
            $item['title'] = $this->safe_string($val['rectangle2_title']);

            $scale = $this->scale($item['image']);
            $items[] = $item;
        }
        {
            $item['image'] = $val['square_image'];
            $item['type'] = $val['square_type'];
            $item['data'] = $val['square_data'];
            $item['title'] = $this->safe_string($val['square_title']);
            $items[] = $item;
        }

        foreach ($items as $item)
        {
            if($item['type'] == 'goods')
            {
                $goods_id = intval($item['data']);
                if($goods_id > 0) {
                    array_push($goods_ids,$goods_id);
                }
            }
        }

        return $items;
    }

    private function filter_goods($items,&$goods_ids,&$scale)
    {
        $scale = 1;

        $result = [];
        foreach($items as $val)
        {
            $item['data'] = $val['goods_id'];
            $item['type'] = 'goods';
            $item['image'] = $val['goods_image'];
            $item['title'] = $val['goods_name'];

            $result[] = $item;
            $goods_id = intval($val['goods_id']);
            if($goods_id > 0) {
                array_push($goods_ids,$goods_id);
            }
        }

        return $result;
    }

    private function filter_adv($items,&$goods_ids,&$scale)
    {
        $result = [];

        $has_set = false;
        foreach($items as $item)
        {
            $val['image'] = $item['image'];
            $val['type']  = $item['type'];
            $val['data']  = $item['data'];
            $val['title']  = $this->safe_string($item['title']);

            $result[] = $val;
            if($has_set == false) {
                $scale = $this->scale($item['image']);
                $has_set = true;
            }

            if($item['type'] == 'goods')
            {
                $goods_id = intval($item['data']);
                if($goods_id > 0) {
                    array_push($goods_ids,$goods_id);
                }
            }
        }
        return $result;
    }
}