494 lines
17 KiB
PHP
494 lines
17 KiB
PHP
<?php
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namespace App\Services;
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use App\Models\MediaLibraryGroup;
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use App\Models\MediaLibraryMedia;
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use Exception;
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use Illuminate\Support\Facades\DB;
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use function Clue\StreamFilter\fun;
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class MediaLibraryService
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{
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/**
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* 创建分组（初次创建时同时创建默认分组 回收站两个分组）
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* @param $userId
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* @param $groupName
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* @param $mediaType
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*/
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public function createGroup($userId, $groupName, $mediaType)
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{
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//查询有没有回收站分组，没有就创建
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$recycle_group = MediaLibraryGroup::where("user_id", $userId)
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->where("media_type",$mediaType)
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->where("group_name", "回收站")
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->first();
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if (!$recycle_group) {
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$MediaLibraryGroup = new MediaLibraryGroup();
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$MediaLibraryGroup->user_id = $userId;
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$MediaLibraryGroup->group_name = "回收站";
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$MediaLibraryGroup->media_type = $mediaType;
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$MediaLibraryGroup->save();
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}
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$unclassified_group = MediaLibraryGroup::where("user_id", $userId)
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->where("media_type",$mediaType)
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->where("group_name", "默认分组")
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->first();
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if (!$unclassified_group) {
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$MediaLibraryGroup = new MediaLibraryGroup();
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$MediaLibraryGroup->user_id = $userId;
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$MediaLibraryGroup->group_name = "默认分组";
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$MediaLibraryGroup->media_type = $mediaType;
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$MediaLibraryGroup->save();
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}
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$user_group = MediaLibraryGroup::where("user_id", $userId)
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->where("group_name", $groupName)
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->where("media_type", $mediaType)
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->withTrashed()
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->first();
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if ($user_group) {
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if ($user_group->deleted_at) {
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$user_group->restore();
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}
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} else {
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$MediaLibraryGroup = new MediaLibraryGroup();
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$MediaLibraryGroup->user_id = $userId;
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$MediaLibraryGroup->group_name = $groupName;
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$MediaLibraryGroup->media_type = $mediaType;
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$MediaLibraryGroup->save();
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}
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}
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/**
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* 重命名分组
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* @param int $userId
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* @param string $groupName
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* @param int $mediaType
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* @param int $groupId
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*/
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public function renameGroup(int $userId, string $groupName, int $mediaType, int $groupId)
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{
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//查询要重命名的分组是否存在
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$user_group = MediaLibraryGroup::where("id", $groupId)
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->where("user_id", $userId)
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->where("media_type", $mediaType)
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->withTrashed()
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->first();
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if ($user_group) {
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if ($user_group['deleted_at']) {
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$user_group->restore();
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}
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if ($user_group->group_name == '回收站' || $user_group->group_name == '默认分组') {
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return;
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}
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if ($groupName == "回收站" || $groupName == "默认分组") {
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return;
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}
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//查询是否有同名分组
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$same_name_group = MediaLibraryGroup::where("user_id", $userId)
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->where("media_type", $mediaType)
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->where("group_name", $groupName)
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->withTrashed()
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->first();
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if ($same_name_group) {
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if ($same_name_group['deleted_at']) {
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$user_group->restore();
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return;
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} else {
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return;
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}
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}
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$user_group->group_name = $groupName;
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$user_group->save();
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}
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}
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/**
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* 删除分组(分组下的图片移到回收站)
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* @param int $userId
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* @param int $mediaType
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* @param int $groupId
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* @throws Exception
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*/
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public function deleteGroup(int $userId, int $mediaType, int $groupId)
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{
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$user_group = MediaLibraryGroup::where("id", $groupId)
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->where("user_id", $userId)
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->where("media_type", $mediaType)
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->first();
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if ($user_group->group_name == '回收站' || $user_group->group_name == '默认分组') {
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return;
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}
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$recycle_group_id = MediaLibraryGroup::where("user_id", $userId)
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->where("media_type", $mediaType)
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->where("group_name", "回收站")
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->value("id");
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if ($user_group && $recycle_group_id) {
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try {
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DB::beginTransaction();
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MediaLibraryMedia::where("user_id", $userId)->where("id", $groupId)
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->update(["group_id" => $recycle_group_id]);
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$user_group->delete();
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DB::commit();
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} catch (Exception $e) {
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DB::rollback();
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throw new Exception($e);
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}
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}
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}
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/**
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* 查询分组列表
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* @param int $user_id
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* @param int $mediaType
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* @param int|null $group_id
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* @param null $keyword
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* @return array
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*/
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public function queryGroupList(int $user_id, int $mediaType, int $group_id = null, $keyword = null)
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{
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$group_list['data'] = MediaLibraryGroup::withCount("media")
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->where("user_id", $user_id)
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->when($mediaType, function ($query) use ($mediaType) {
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$query->where("media_type", $mediaType);
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})
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->when($group_id, function ($query) use ($group_id) {
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$query->where("group_id", $group_id);
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})
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->when($keyword, function ($query) use ($keyword) {
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$query->where('group_name', 'like', "%$keyword%");
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})
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->get()->toArray();
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$group_list['total_file'] = MediaLibraryMedia::where("user_id", $user_id)
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->where("media_type", $mediaType)
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->count();
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return $group_list;
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}
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/**
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* 移动到分组（包括移到回收站）
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* @param $user_id
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* @param $mediaType
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* @param $fileList
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* @param $old_group_id
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* @param $new_group_id
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* @throws Exception
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*/
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public function moveToGroup($user_id, $mediaType, $old_group_id, $new_group_id,$fileList = null)
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{
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if ($old_group_id === $new_group_id) {
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throw new Exception("新分类和旧分类是同一分类");
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}
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//查询旧分组是否存在
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$old_group = null;
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if ($old_group_id) {
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$old_group = MediaLibraryGroup::where('id', $old_group_id)
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->where('user_id', $user_id)
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->where("media_type", $mediaType)
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->first();
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}
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$new_group = MediaLibraryGroup::where('id', $new_group_id)
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->where('user_id', $user_id)
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->where("media_type", $mediaType)
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->first();
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if ($new_group) {
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if ($old_group) {
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if ($old_group->media_type !== $new_group->media_type) {
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throw new Exception("媒体类型不相同");
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}
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}
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MediaLibraryMedia::where('user_id', $user_id)
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->where("media_type", $mediaType)
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->when($old_group_id,function ($query) use($old_group_id){
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$query->where('group_id',$old_group_id);
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})
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->when($fileList,function ($query) use ($fileList){
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$query->whereIn('id',$fileList);
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})
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->update([
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"group_id" => $new_group_id,
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]);
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}
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}
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/**
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* 查询分组文件(时间 关键字 名称)
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* @param $user_id
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* @param $mediaType
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* @param $group_id
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* @param $page
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* @param null $start_time
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* @param null $end_time
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* @param null $keyword
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* @param null $order_by_created_time
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* @return mixed
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*/
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public function queryFile($user_id, $mediaType, $group_id, $page, $start_time = null, $end_time = null, $keyword = null, $order_by_created_time = null)
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{
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$perPage = $this->getPerPage($mediaType);
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$model = MediaLibraryMedia::where('user_id', $user_id)
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->when($group_id, function ($query) use ($group_id) {
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$query->where("group_id", $group_id);
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})
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->when($mediaType, function ($query) use ($mediaType) {
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$query->where("media_type", $mediaType);
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})
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->when($start_time, function ($query) use ($start_time) {
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$query->where("created_at", ">=", $start_time);
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})
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->when($end_time, function ($query) use ($end_time) {
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$query->where("created_at", "<=", $end_time);
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})
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->when($keyword, function ($query) use ($keyword) {
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$query->where("media_name", "like", "%$keyword%");
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})
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->when($order_by_created_time, function ($query) use ($order_by_created_time) {
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$query->orderBy('created_at', $order_by_created_time);
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})
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->orderBy('id', 'desc');
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if($page){
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$data = $model->paginate($perPage, ['*'], 'page', $page);
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}else{
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$data['data'] = $model->get();
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}
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return $data;
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}
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/**
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* 获取不同分类的分页数据
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* @param $mediaType
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* @return int
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*/
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private function getPerPage($mediaType)
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{
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switch ($mediaType) {
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case 1:
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case 3:
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$perPage = 8;
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break;
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case 2:
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$perPage = 16;
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break;
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default:
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$perPage = 10;
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}
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return $perPage;
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}
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/**
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* 删除文件(不经回收站或回收站删除,软删除)
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* @param $user_id
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* @param $mediaType
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* @param $file_id_list
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*/
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public function deleteFile($user_id, $mediaType, $file_id_list)
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{
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MediaLibraryMedia::whereIn('id', $file_id_list)
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->where('user_id', $user_id)
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->where("media_type", $mediaType)
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->delete();
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}
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/**
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* 通过阿里云ID获取播放URL并写入媒体库
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* @param $user_id
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* @param $video_id
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* @param $group_id
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* @param $media_name
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* @return array
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* @throws Exception
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*/
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public function merchantGetVideoUrl($user_id, $video_id, $group_id, $media_name)
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{
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$result = \AliyunService::getPlayInfo($video_id);
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$play_url = $result['PlayInfoList']['PlayInfo'][0]['PlayURL'];
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$cover_url = $result['VideoBase']['CoverURL'] ?? '';
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//调用媒体库方法写数据库表
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$media_library['user_id'] = $user_id;
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$media_library['group_id'] = $group_id;
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$media_library['media_name'] = $media_name;
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$media_library['video_id'] = $video_id;
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$media_library['current_url'] = $play_url;
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$media_library['media_type'] = $result['VideoBase']['MediaType'] == "video" ? 3 : 2;
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$media_library['video_data'] = json_encode($result['PlayInfoList']['PlayInfo'][0]);
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$this->updateMediaLibrary($media_library);
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return array("play_url" => $play_url, 'cover_url' => $cover_url);
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}
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/**
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* 写表，上传文件时被调用
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* @param $data
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* @throws Exception
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*/
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public function updateMediaLibrary($data)
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{
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//查询旧分组是否存在
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$group = MediaLibraryGroup::where('id', $data['group_id'])
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->where('user_id', $data['user_id'])
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->where("media_type", $data['media_type'])
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->first();
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if (!$group) {
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throw new Exception("媒体分组不存在或已删除");
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}
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MediaLibraryMedia::create($data);
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}
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/**
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* 保存上传的文件
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* @param $user_id
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* @param $video_id
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* @param $group_id
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* @param $media_name
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* @param $play_url
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* @param $media_type
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* @throws Exception
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*/
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public function saveMediaInfo($user_id, $video_id, $group_id, $media_name, $play_url, $media_type)
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{
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//查询旧分组是否存在
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$group = MediaLibraryGroup::where('id', $group_id)
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->where('user_id', $user_id)
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->where("media_type", $media_type)
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->first();
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if (!$group) {
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throw new Exception("媒体分组不存在或已删除");
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}
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$media_library['user_id'] = $user_id;
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$media_library['group_id'] = $group_id;
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$media_library['media_name'] = $media_name;
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$media_library['video_id'] = $video_id;
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$media_library['current_url'] = $play_url;
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$media_library['media_type'] = $media_type;
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MediaLibraryMedia::create($media_library);
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//提交视频转码作业
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if($media_type == 3){
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try {
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$result = \AliyunService::SubmitTranscodeJobs($video_id);
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}catch ( Exception $e){
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return;
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}
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}
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}
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/**
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* 移动到新分组
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* @param $user_id
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* @param $file_id
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* @param $group_name
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* @param $media_type
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* @throws Exception
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*/
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public function moveToNewGroup($user_id, $file_id, $group_name, $media_type)
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{
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//检查文件是否存在
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$file = MediaLibraryMedia::where("user_id", $user_id)
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->where('id', $file_id)
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->first();
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//检查文件类型是否与分组相符
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if ($file) {
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if ($file['media_type'] != $media_type) {
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throw new Exception('分组类型与文件类型不符');
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}
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//检查分组名称是否已存在
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$group = MediaLibraryGroup::where('user_id', $user_id)
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->where('group_name', $group_name)
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->where("media_type", $media_type)
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->first();
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if ($group) {
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throw new Exception('分组已经存在');
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}
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try {
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DB::beginTransaction();
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$mediaLibraryGroup = MediaLibraryGroup::create([
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"user_id" => $user_id,
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"media_type" => $media_type,
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"group_name" => $group_name,
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]);
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$file->update(["group_id" => $mediaLibraryGroup->id]);
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DB::commit();
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} catch (Exception $e) {
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DB::rollBack();
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throw new Exception('操作数据库失败');
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}
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} else {
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throw new Exception('文件不存在');
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}
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}
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/**
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* 添加到新分组
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* @param $user_id
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* @param $file_id
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* @param $group_name
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* @param $media_type
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* @throws Exception
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*/
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public function addToNewGroup($user_id, $file_id, $group_name, $media_type)
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{
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//检查文件是否存在
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$file = MediaLibraryMedia::where('id', $file_id)
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->where("user_id", $user_id)
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->first();
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//检查文件类型是否与分组相符
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if ($file) {
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if ($file['media_type'] != $media_type) {
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throw new Exception('分组类型与文件类型不符');
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}
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//检查分组名称是否已存在
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$group = MediaLibraryGroup::where('user_id', $user_id)
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->where('group_name', $group_name)
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->where("media_type", $media_type)
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->first();
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if ($group) {
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throw new Exception('分组已经存在');
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}
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try {
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DB::beginTransaction();
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$mediaLibraryGroup = MediaLibraryGroup::create([
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"user_id" => $user_id,
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"media_type" => $media_type,
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"group_name" => $group_name,
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]);
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MediaLibraryMedia::create([
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"user_id" => $user_id,
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"media_type" => $media_type,
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'group_id' => $mediaLibraryGroup->id,
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'current_url' => $file['current_url'],
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'video_id' => $file['video_id'],
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'video_data' => $file['video_data'],
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'media_name' => $file['media_name']
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]);
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DB::commit();
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} catch (Exception $e) {
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DB::rollBack();
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throw new Exception('操作数据库失败');
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}
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} else {
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throw new Exception('文件不存在');
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}
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}
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/**
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* 修改媒体文件备注信息
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* @param $user_id
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* @param $file_id
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* @param $media_name
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* @throws Exception
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*/
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public function modifyMediaFileInfo($user_id, $file_id, $media_name)
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{
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$media = MediaLibraryMedia::where('user_id', $user_id)
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->where("id", (int)$file_id)
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->first();
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if ($media) {
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$media->media_name = $media_name;
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$media->save();
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} else {
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throw new Exception('媒体文件不存在');
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}
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}
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}
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