Helpers.php

<?php
// 如：db:seed 或者 清空数据库命令的地方调用
function insanity_check()
{
    if (App::environment('production')) {
        exit('别傻了? 这是线上环境呀。');
    }
}

function cdn($filepath)
{
    if (config('app.url_static')) {
        return config('app.url_static') . $filepath;
    } else {
        return config('app.url') . $filepath;
    }
}

function get_cdn_domain()
{
    return config('app.url_static') ?: config('app.url');
}

function get_user_static_domain()
{
    return config('app.user_static') ?: config('app.url');
}

function lang($text, $parameters = [])
{
    return str_replace('phphub.', '', trans('phphub.'.$text, $parameters));
}

function admin_link($title, $path, $id = '')
{
    return '<a href="'.admin_url($path, $id).'" target="_blank">' . $title . '</a>';
}

function admin_url($path, $id = '')
{
    return env('APP_URL') . "/admin/$path" . ($id ? '/'.$id : '');
}

function admin_enum_style_output($value, $reverse = false)
{
    if ($reverse) {
        $class = ($value === true || $value == 'yes') ? 'danger' : 'success';
    } else {
        $class = ($value === true || $value == 'yes') ? 'success' : 'danger';
    }

    return '<span class="label bg-'.$class.'">'.$value.'</span>';
}

function navViewActive($anchor)
{
    return Route::currentRouteName() == $anchor ? 'active' : '';
}

function model_link($title, $model, $id)
{
    return '<a href="'.model_url($model, $id).'" target="_blank">' . $title . '</a>';
}

function model_url($model, $id)
{
    return env('APP_URL') . "/$model/$id";
}

function per_page($default = null)
{
    $max_per_page = config('api.max_per_page');
    $per_page = (Input::get('per_page') ?: $default) ?: config('api.default_per_page');

    return (int) ($per_page < $max_per_page ? $per_page : $max_per_page);
}

/**
 * 生成用户客户端 URL Schema 技术的链接.
 */
function schema_url($path, $parameters = [])
{
    $query = empty($parameters) ? '' : '?'.http_build_query($parameters);

    return strtolower(config('app.name')).'://'.trim($path, '/').$query;
}

// formartted Illuminate\Support\MessageBag
function output_msb(\Illuminate\Support\MessageBag $messageBag){
    return implode(", ", $messageBag->all());
}

function get_platform(){
    return Request::header('X-Client-Platform');
}

function is_request_from_api()
{
    return $_SERVER['SERVER_NAME'] == env('API_DOMAIN');
}

function route_class()
{
    return str_replace('.', '-', Route::currentRouteName());
}

// 见：https://developer.qiniu.com/dora/api/basic-processing-images-imageview2
function img_crop($filepath, $width = 0, $height = 0, $mode = 1)
{
    return $filepath . "?imageView2/$mode/w/{$width}/h/{$height}";
}


function setting($key, $default = '')
{
    if ( ! config()->get('settings')) {
        // Decode the settings to an associative array.
        $site_settings = json_decode(file_get_contents(storage_path('/administrator_settings/site.json')), true);
        // Add the site settings to the application configuration
        config()->set('settings', $site_settings);
    }

    // Access a setting, supplying a default value
    return config()->get('settings.'.$key, $default);
}

function is_route($name)
{
    return Request::route()->getName() == $name;
}

function get_image_links($html)
{
    $image_links = get_images_from_html($html);
    $result = [];
    foreach ($image_links as $url) {
        if (strpos($url, config('app.url_static')) !== false) {
            $result[] = strtok($url, '?');
        }
    }
    return $result;
}

function get_images_from_html($html)
{
    $doc = new DOMDocument();
    @$doc->loadHTML($html);

    $img_tags = $doc->getElementsByTagName('img');
    $result = [];
    foreach ($img_tags as $img) {
        $result[] = $img->getAttribute('src');
    }
    return $result;
}

function slug_trans($word)
{
    return Phphub\Handler\SlugTranslate::translate($word);
}