jucai/app/Admin/Controllers/Content/LinkControllser.php

<?php

namespace App\Admin\Controllers\Content;

use App\Admin\Extensions\Form\ValidateForm;
use App\Http\Controllers\Controller;
use App\Models\Link;
use App\Models\LinkCategory;
use App\Models\Subsite;
use App\Models\SubsiteLink;
use Encore\Admin\Controllers\HasResourceActions;
use Encore\Admin\Facades\Admin as userAdmin;
use Encore\Admin\Form;
use Encore\Admin\Grid;
use Encore\Admin\Grid\Filter;
use Encore\Admin\Layout\Content;
use Encore\Admin\Show;
use Illuminate\Support\Facades\Cache;

class LinkControllser extends Controller
{
    use HasResourceActions;

    /**
     * Index interface.
     *
     * @param Content $content
     * @return Content
     */
    public function index(Content $content)
    {
        return $content
            ->header('友情链接')
            ->description(' ')
            ->body(view('admin.content.link')->with(['grid'=>$this->grid()]));
    }

    /**
     * Show interface.
     *
     * @param mixed $id
     * @param Content $content
     * @return Content
     */
    public function show($id, Content $content)
    {
        return $content
            ->header('友情链接')
            ->description(' ')
            ->body($this->detail($id));
    }

    /**
     * Edit interface.
     *
     * @param mixed $id
     * @param Content $content
     * @return Content
     */
    public function edit($id, Content $content)
    {
        return $content
            ->header('友情链接')
            ->description(' ')
            ->body($this->editForm($id)->edit($id));
    }

    /**
     * Create interface.
     *
     * @param Content $content
     * @return Content
     */
    public function create(Content $content)
    {
        return $content
            ->header('友情链接')
            ->description(' ')
            ->body($this->form());
    }

    /**
     * Make a grid builder.
     *
     * @return Grid
     */
    protected function grid()
    {
        $grid = new Grid(new Link);

        $grid->model()->when(get_subsite_id()>0, function ($query) {
            $query->where('subsite_id', get_subsite_id());
        })->orderBy('list_order', 'desc')->orderBy('created_at', 'desc');


        $grid->link_title('链接标题')->display(function () {
            $link_url = $this->link_url;
            $note     = $this->note;
            $link_logo = $this->link_logo;
            $note_html = '';
            if ($note) {
                $note_html = '<span title='.str_replace(PHP_EOL, '', $note).'><i class="fa-commenting-o fa" style="color: #3c8dbc;"></i></span>';
            }
            $logo_html = '';
            if ($link_logo) {
                //判断是否是图片
                if (preg_match('/^http/', $this->link_logo)) {
                    $logo_html = '<span style="padding-left:5px;color: #3c8dbc;" class="vtip" title="<img src=\''.$this->link_logo.'\' height=120>"><i class="fa fa-file-image-o"></i></span>';
                } else {
                    $logo_html = '<span style="padding-left:5px;color: #3c8dbc;" class="vtip" title="<img src=\''.upload_asset($this->link_logo).'\' height=120>"><i class="fa fa-file-image-o"></i></span>';
                }
            }
            $html = '<a href='.$link_url.' style="color: #0066CC;"  target="_blank">'.$this->link_title.'</a>'.' '.$note_html.$logo_html;
            return $html;
        })->width(200);
        $grid->link_url('链接地址')->display(function () {
            return '<a href='.$this->link_url.' style="color:#000000;">'.$this->link_url.'</a>';
        })->width(300);
        $states = [
            '1' => ['text' => '是'],
            '0' => ['text' => '否'],
        ];
        $grid->is_display('是否显示')->switch($states);
        $grid->list_order('顺序');
        $grid->show_category()->category_name('位置');
        if(get_subsite_open()){
            $grid->subsite_id('所属分站')->display(function () {
                $subsites = Cache::get('subsites_list');
                if (array_has($subsites, $this->subsite_id)) {
                    return $subsites[$this->subsite_id]['sitename'];
                }
                return '';
            });
        }

        $grid->created_at('添加时间');
        //新增按钮
        if (userAdmin::user()->can('content_link_list_create')) {
            $grid->disableCreateButton(false);
        }
        //批量删除
        if (userAdmin::user()->can('content_link_list_delete')) {
            $grid->tools(function ($tools) {
                $tools->batch(function ($batch) {
                    $batch->disableDelete(false);
                });
            });
        } else {
            $grid->disableRowSelector();
        }

        $grid->actions(function ($actions) {
            if (userAdmin::user()->can('content_link_list_edit')) {
                if ($actions->row['subsite_id']== get_subsite_id() || get_subsite_id()==0) {
                    $actions->disableEdit(false);
                }
            }
            if (userAdmin::user()->can('content_link_list_delete')) {
                if ($actions->row['subsite_id']== get_subsite_id() || get_subsite_id()==0) {
                    $actions->disableDelete(false);
                }
            }
        });

        $grid->filter(function (Filter $filter) {
            $filter->disableIdFilter();
            $subsites = Subsite::where(array('effective'=>1))->orderBy('order', 'asc')->get()->pluck('sitename', 'id')->toArray();
            if ($subsites) {
                $subsites = array('' => '不限', '0' => '总站') + $subsites;
                $filter->equal('subsite_id', '所属分站')->select($subsites);
            }
            $cate_option = LinkCategory::all()->pluck('category_name', 'id');
            $filter->equal('type_id', '链接位置')->select($cate_option);
            $filter->like('link_title', '链接标题');
            $filter->like('link_url', '链接地址');
        });

        return $grid;
    }

    /**
     * Make a show builder.
     *
     * @param mixed $id
     * @return Show
     */
    protected function detail($id)
    {
        $show = new Show(Link::findOrFail($id));

        $show->id('ID');
        $show->is_display('是否显示')->as(function ($is_display) {
            return $is_display?'是':'否';
        });
        $show->link_title('链接名称');
        $show->link_url('链接地址');
        $show->type_id('链接分类')->as(function ($type_id) {
            $cate_info = LinkCategory::where(array('id'=>$type_id))->first();
            return $cate_info?$cate_info->category_name:' ';
        });
        $show->list_order('显示顺序');
        $show->link_logo('链接LOGO')->image();
        if(get_subsite_open()){
            $show->subsite_id('所属分站')->as(function ($subsite_id) {
                if ($subsite_id) {
                    $Subsite = Subsite::findOrFail($subsite_id);
                    return $Subsite->sitename;
                }
                return '总站';
            });
        }

        $show->note('备注信息');
        $show->created_at('添加时间');
        $show->updated_at('更新时间');

        return $show;
    }

    /**
     * Make a form builder.
     *
     * @return Form
     */
    protected function form()
    {
        $form = new ValidateForm(new Link);

        $display_option = [
            'on'  => ['value' => 1, 'text' => '是', 'color' => 'success'],
            'off' => ['value' => 0, 'text' => '否', 'color' => 'danger'],
        ];
        $form->switch('is_display', '是否显示')->states($display_option)->default('1')->setMustMark();
        $form->text('link_title', '链接名称')->rules('required|max:50', array('required'=>'链接名称不能为空。','max'=>'链接名称长度不能大于50。'))->setWidth(4)->setMustMark();
        $form->url('link_url', '链接地址')->rules('required|max:250', array('required'=>'链接地址不能为空。','max'=>'链接地址长度不能大于250。'))->setWidth(4)->help('(请输入包含http://或https://的完整链接)')->setMustMark();
        $cate_option = LinkCategory::all()->pluck('category_name', 'id');
        $form->select('type_id', '链接分类')->options($cate_option)->rules('required', array('required'=>'请选择链接分类。'))->setWidth(4)->setMustMark();
        $form->number('list_order', '显示顺序')->min(0)->default(0)->rules('required', array('required'=>'显示顺序不能为空。'))->attribute('maxlength', '10')->help('（数字越大越靠前）')->setMustMark();
        $form->image('link_logo', '链接LOGO')->uniqueName()->setWidth(4)
            ->rules('mimes:gif,jpeg,bmp,png', array('mimes'=>'链接LOGO文件格式不正确。'))
            ->help('（允许格式为gif/jpg/bmp/png）');
        $form->url('logo_url', '或LOGO地址')->help('（请输入包含http://或https://的完整链接，上传链接LOGO或者填写LOGO地址满足一项即可）');

        /*if (get_subsite_id()==0) {
            $subsites = Subsite::where(array('effective'=>1))->orderBy('order', 'asc')->get()->pluck('sitename', 'id');
            if ($subsites) {
                $form->multipleSelect('relate_subsites', '同步分站')->options($subsites);
            }
        } else {
            $form->hidden('relate_subsites');
        }*/
        if (get_subsite_id()==0) {
            $subsites = Subsite::where(array('effective'=>1))->orderBy('order', 'asc')->get()->pluck('sitename', 'id');
        } else {
            $subsites = Subsite::where(array(array('effective','=',1),array('id','<>', get_subsite_id())))->orderBy('order', 'asc')->get()->pluck('sitename', 'id')->toArray();
            $subsites['0']= '总站';
            $subsites = collect($subsites);
        }
        if ($subsites->isNotEmpty() && get_subsite_id()==0) {
            $form->multipleSelect('relate_subsites', '同步分站')->options($subsites);
        } else {
            $form->hidden('relate_subsites');
        }
        $form->ignore(['relate_subsites']);
        $form->hidden('subsite_id')->value(get_subsite_id());
        //$form->ignore(['up_file']);
        $form->ignore(['logo_url']);

        $form->textarea('note', '备注信息')->rows(3)->help('(备注不在前台显示，只作为管理员的备忘标记)');
        $form->saved(function (Form $form) {
            //如果没有上传logo，判断是否
            $logo_url = \Illuminate\Support\Facades\Request::input('logo_url');
            if (!$form->model()->link_logo && $logo_url) {
                $form->model()->link_logo = $logo_url;
                $form->model()->save();
            }
            $subsites = \Illuminate\Support\Facades\Request::input('relate_subsites');
            if (empty($subsites)) {
                $subsites = [];
            }
            $subsites = array_merge(array(get_subsite_id()), $subsites);
            /*if (get_subsite_id() == 0) {
                $subsites = array_merge(array(get_subsite_id()), $subsites);
            } else {
                $subsites = array(get_subsite_id());
            }*/
            $set_data = array();
            foreach ($subsites as $k => $v) {
                if ($v !== null) {
                    $set_data[] = array(
                        'link_id' => $form->model()->id,
                        'subsite_id'=> $v
                    );
                }
            }
            SubsiteLink::insert($set_data);
        });

        $form->footer(function ($footer) {
            $footer->disableViewCheck();
            $footer->disableEditingCheck();
            $footer->disableCreatingCheck();
            $footer->disableReset();
        });
        return $form;
    }
    protected function editForm($id)
    {
        $form = new ValidateForm(new Link);

        //获取友情链接详情
        $info = Link::find($id);

        $display_option = [
            'on'  => ['value' => 1, 'text' => '是', 'color' => 'success'],
            'off' => ['value' => 0, 'text' => '否', 'color' => 'danger'],
        ];
        $form->switch('is_display', '是否显示')->states($display_option)->setMustMark();
        $form->text('link_title', '链接名称')->rules('required|max:50', array('required'=>'链接名称不能为空。','max'=>'链接名称长度不能大于50。'))->setWidth(4)->setMustMark();
        $form->url('link_url', '链接地址')->rules('required|max:250', array('required'=>'链接地址不能为空。','max'=>'链接地址长度不能大于250。'))->setWidth(4)->help('(请输入包含http://或https://的完整链接)')->setMustMark();
        $cate_option = LinkCategory::all()->pluck('category_name', 'id');
        $form->select('type_id', '链接分类')->options($cate_option)->rules('required', array('required'=>'请选择链接分类。'))->setWidth(4)->setMustMark();
        $form->number('list_order', '显示顺序')->min(0)->default(0)->rules('required', array('required'=>'显示顺序不能为空。'))->attribute('maxlength', '10')->help('（数字越大越靠前）')->setMustMark();
        $form->image('link_logo', '链接LOGO')->uniqueName()->setWidth(4)->rules('mimes:gif,jpeg,bmp,png', array('mimes'=>'链接LOGO文件格式不正确。'))->help('（允许格式为gif/jpg/bmp/png）');;
        $form->url('logo_url', '或LOGO地址')->help('（请输入包含http://或https://的完整链接，上传链接LOGO或者填写LOGO地址满足一项即可）');

        /*if (get_subsite_id()==0 && $info->subsite_id == get_subsite_id()) {
            $subsites = Subsite::where(array('effective'=>1))->orderBy('order', 'asc')->get()->pluck('sitename', 'id');
            if ($subsites) {
                $relations = SubsiteLink::where(array('link_id'=>$id))->get()->pluck('subsite_id')->toArray();
                $form->multipleSelect('relate_subsites', '同步分站')->options($subsites)->default($relations);
            }
        } else {
            $form->hidden('relate_subsites');
        }*/

        if ($info->subsite_id==0) {
            $subsites = Subsite::where(array('effective'=>1))->orderBy('order', 'asc')->get()->pluck('sitename', 'id');
        } else {
            $subsites = Subsite::where(array(array('effective','=',1),array('id','<>', $info->subsite_id)))->orderBy('order', 'asc')->get()->pluck('sitename', 'id')->toArray();
            $subsites['0']= '总站';
            $subsites = collect($subsites);
        }
        if ($subsites->isNotEmpty() && get_subsite_id()==0) {
            $relations = SubsiteLink::where(array('link_id'=>$id))->get()->pluck('subsite_id')->toArray();
            $form->multipleSelect('relate_subsites', '同步分站')->options($subsites)->default($relations);
        } else {
            $form->hidden('relate_subsites');
        }
        $form->ignore(['relate_subsites']);
        $form->hidden('subsite_id')->value(get_subsite_id());
        $form->ignore(['logo_url']);

        $form->textarea('note', '备注信息')->rows(3)->help('(备注不在前台显示，只作为管理员的备忘标记)');
        $form->saved(function (Form $form) {
            $logo_url = \Illuminate\Support\Facades\Request::input('logo_url');
            if (!$form->model()->link_logo && $logo_url) {
                $form->model()->link_logo = $logo_url;
                $form->model()->save();
            }
            $subsites = \Illuminate\Support\Facades\Request::input('relate_subsites');
            if (empty($subsites)) {
                $subsites = [];
            }
            $subsites = array_merge(array($form->model()->subsite_id), $subsites);
            SubsiteLink::where('link_id', $form->model()->id)->delete();
            $set_data = array();
            foreach ($subsites as $k => $v) {
                if ($v !== null) {
                    $set_data[] = array(
                        'link_id' => $form->model()->id,
                        'subsite_id'=> $v
                    );
                }
            }
            SubsiteLink::insert($set_data);
        });

        $form->footer(function ($footer) {
            $footer->disableViewCheck();
            $footer->disableEditingCheck();
            $footer->disableCreatingCheck();
            $footer->disableReset();
        });
        $form->tools(function (Form\Tools $tools) {
            $tools->disableDelete();
            $tools->disableView();
        });

        return $form;
    }

    public function update($id)
    {
        return $this->editForm($id)->update($id);
    }

    public function destroy($id)
    {
        $ids = array();
        if ($id) {
            $ids = explode(',', $id);
        }
        if (get_subsite_id() == 0) {
            $filter_id = $id;
        } else {
            $seletctors = Link::where(array('subsite_id'=>get_subsite_id()))->whereIn('id', $ids)->get()->pluck('id')->toarray();
            if ($seletctors) {
                $filter_id = implode(',', $seletctors);
            } else {
                $filter_id = '';
            }
        }
        if ($filter_id) {
            if ($this->form()->destroy($filter_id)) {
                $data = [
                    'status'  => true,
                    'message' => trans('admin.delete_succeeded'),
                ];
            } else {
                $data = [
                    'status'  => false,
                    'message' => trans('admin.delete_failed'),
                ];
            }
        } else {
            $data = [
                'status'  => false,
                'message' => '不能删除其它分站数据！',
            ];
        }
        return response()->json($data);
    }
}