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BookStack/app/Entities/Tools/PageEditActivity.php
2021-11-06 00:32:01 +00:00

111 lines
3.4 KiB
PHP

<?php
namespace BookStack\Entities\Tools;
use BookStack\Entities\Models\Page;
use BookStack\Entities\Models\PageRevision;
use Carbon\Carbon;
use Illuminate\Database\Eloquent\Builder;
class PageEditActivity
{
protected $page;
/**
* PageEditActivity constructor.
*/
public function __construct(Page $page)
{
$this->page = $page;
}
/**
* Check if there's active editing being performed on this page.
*/
public function hasActiveEditing(): bool
{
return $this->activePageEditingQuery(60)->count() > 0;
}
/**
* Get a notification message concerning the editing activity on the page.
*/
public function activeEditingMessage(): string
{
$pageDraftEdits = $this->activePageEditingQuery(60)->get();
$count = $pageDraftEdits->count();
$userMessage = trans('entities.pages_draft_edit_active.start_a', ['count' => $count]);
if ($count === 1) {
/** @var PageRevision $firstDraft */
$firstDraft = $pageDraftEdits->first();
$userMessage = trans('entities.pages_draft_edit_active.start_b', ['userName' => $firstDraft->createdBy->name ?? '']);
}
$timeMessage = trans('entities.pages_draft_edit_active.time_b', ['minCount'=> 60]);
return trans('entities.pages_draft_edit_active.message', ['start' => $userMessage, 'time' => $timeMessage]);
}
/**
* Get any editor clash warning messages to show for the given draft revision.
*
* @param PageRevision|Page $draft
*
* @return string[]
*/
public function getWarningMessagesForDraft($draft): array
{
$warnings = [];
if ($this->hasActiveEditing()) {
$warnings[] = $this->activeEditingMessage();
}
if ($draft instanceof PageRevision && $this->hasPageBeenUpdatedSinceDraftCreated($draft)) {
$warnings[] = trans('entities.pages_draft_page_changed_since_creation');
}
return $warnings;
}
/**
* Check if the page has been updated since the draft has been saved.
*/
protected function hasPageBeenUpdatedSinceDraftCreated(PageRevision $draft): bool
{
return $draft->page->updated_at->timestamp > $draft->created_at->timestamp;
}
/**
* Get the message to show when the user will be editing one of their drafts.
*/
public function getEditingActiveDraftMessage(PageRevision $draft): string
{
$message = trans('entities.pages_editing_draft_notification', ['timeDiff' => $draft->updated_at->diffForHumans()]);
if ($draft->page->updated_at->timestamp <= $draft->updated_at->timestamp) {
return $message;
}
return $message . "\n" . trans('entities.pages_draft_edited_notification');
}
/**
* A query to check for active update drafts on a particular page
* within the last given many minutes.
*/
protected function activePageEditingQuery(int $withinMinutes): Builder
{
$checkTime = Carbon::now()->subMinutes($withinMinutes);
$query = PageRevision::query()
->where('type', '=', 'update_draft')
->where('page_id', '=', $this->page->id)
->where('updated_at', '>', $this->page->updated_at)
->where('created_by', '!=', user()->id)
->where('updated_at', '>=', $checkTime)
->with('createdBy');
return $query;
}
}