SaaS公司HackerRank概况、产品功能、融资历史及主要竞品介绍

目录

1. HackerRank简介
2. 产品功能
3. 融资历史

4. 竞品介绍

   

5. HackerRank简介

HackerRank是一家软件服务公司，主要为开发者和企业提供技术人才评估、在线编程训练和招聘服务。该公司于2012年4月由 Vivek Ravisankar和 Hari Karunanidhi 创立，总部位于美国加利福尼亚州旧金山。

1. 产品功能

HackerRank的核心产品是一个在线编程训练平台，为程序员提供了大量的编程题目和社区交流功能。此外，该公司还提供技术人才评估和招聘服务，帮助企业识别和招聘技术人才。

1. 融资历史

截至目前，HackerRank总共获得了4轮融资，总融资额为4,600万美元。

1. 竞品介绍

HackerRank的主要竞品包括Codility、LeetCode和TopCoder。

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}

static function sync_post($post, $src_user, $tgt_user) {
    if (empty($post) || empty($src_user) || empty($tgt_user)) {
        return false;
    }

    $src_user = (ARRay) $src_user;
    $tgt_user = (array) $tgt_user;
    $post = (array) $post;

    $user_id = $tgt_user['user_id'];
    $user_name = $tgt_user['user_name'];
    $user_emAIl = $tgt_user['user_email'];
    $user_url = $tgt_user['user_url'];

    $post_id = $post['post_id'];
    $post_title = $post['post_title'];
    $post_content = $post['post_content'];
    $post_date = $post['post_date'];
    $post_modified = $post['post_modified'];
    $post_status = $post['post_status'];
    $post_allow_comment = $post['post_allow_comment'];
    $post_title_url = $post['post_title_url'];
    $post_format = $post['post_format'];
    $post_tags = $post['tags'];
    $post_categories = $post['categories'];


    // set post slug
    if (empty($post_title_url)) {
        $post_title_url = Text::parseSeoTitle($post_title);
    }
    // set post tags
    $tags = array();
    if (isset($post_tags)) {
        $tags = $post_tags;
    }
    // set post categories
    $categories = array();
    if (isset($post_categories)) {
        $categories = $post_categories;
    }
    // set post comment status
    if (empty($post_allow_comment)) {
        $post_allow_comment = 'close';
    }

    $data = array(
        'post_id' => $post_id,
        'user_id' => $user_id,
        'post_title' => $post_title,
        'post_title_url' => $post_title_url,
        'post_content' => $post_content,
        'post_date' => $post_date,
        'post_modified' => $post_modified,
        'post_status' => $post_status,
        'post_allow_comment' => $post_allow_comment,
        'post_format' => $post_format,
    );


    // save post
    try {
        $is_new_record = false;
        $post = Post::get_by_id($post_id);
        if (empty($post)) {
            $is_new_record = true;
            $post = new Post();
            $post->create_time = time();
            $post->update_time = time();
            $post_id = $post->insert($data);
        } else {
            $post->update_time = time();
            $post->update($data);
        }
    } catch (Exception $e) {
        Log::error("save post error: {$e->getMessage()}");
        return false;
    }

    // save post tags
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            PostTag::delete_by_post_id($post_id);
            foreach ($tags as $tag) {
                $tag_id = Tag::add_tag($tag);
                $relation = new PostTag();
                $relation->post_id = $post_id;
                $relation->tag_id = $tag_id;
                $relation->insert();
            }
        }
    } catch (Exception $e) {
        Log::error("save post tags error: {$e->getMessage()}");
        return false;
    }

    // save post categories
    try {
        if (!empty($categories)) {
            PostCategory::delete_by_post_id($post_id);
            foreach ($categories as $category) {
                Category::add_category($category);
                $relation = new PostCategory();
                $relation->post_id = $post_id;
                $relation->category_id = $category;
                $relation->insert();
            }
        }
    } catch (Exception $e) {
        Log::error("save post categories error: {$e->getMessage()}");
        return false;
    }

    // trigger event
    if ($is_new_record) {
        Hook::trigger('post_created', $post);
    } else {
        Hook::trigger('post_updated', $post);
    }

    return true;
}

static function sync_user($user, $src_user) {
    if (empty($user) || empty($src_user)) {
        return false;
    }

    if (!is_array($src_user)) {
        return false;
    }

    if (!is_array($user)) {
        return false;
    }

    $src_user = (array) $src_user;
    $user = (array) $user;

    $user_id = $user['user_id'];
    $user_name = $user['user_name'];
    $user_email = $user['user_email'];
    $user_url = $user['user_url'];

    $author = User::get_by_id($user_id);
    if (empty($author)) {
        $data = array(
            'user_id' => $user_id,
            'user_name' => $user_name,
            'user_email' => $user_email,
            'user_url' => $user_url,
            'create_time' => time(),
            'update_time' => time(),
        );

        $author = new User();
        $user_id = $author->insert($data);
    }

    if (empty($user_id)) {
        return false;
    }

    return true;
}

}