slink/laravel/app/Http/Controllers/ShortlinkController.php

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<?php
namespace App\Http\Controllers;
use App\Models\Link_interaction;
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use Illuminate\Http\Request;
use App\Models\Shortlink;
use GuzzleHttp\Client;
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class ShortlinkController extends Controller
{
public function create(Request $request) {
if (auth()->user() == null) {
return response()->json(['error' => 'Unauthorized'], 401);
}
try {
$request->validate([
'url' => 'required|url'
]);
//check if url returns 200 at its final redirect
$guzzle = new Client([
'timeout' => 5
]);
try {
$response = $guzzle->get($request->url, ['allow_redirects' => ['track_redirects' => true]]);
if ($response->getStatusCode() != 200) {
return back()->withErrors([
'error' => 'The URL provided did not return a valid response'
]);
}
} catch (\Exception $e) {
return back()->withErrors([
'error' => 'The URL provided did not return a valid response'
]);
}
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$shortlink = new Shortlink();
$shortlink->create($request->url, auth()->id());
return redirect("/l/{$shortlink->shortid}");
} catch (\Exception $e) {
return back()->withErrors([
'error' => $e->getMessage()
]);
}
}
public static function goto(Request $request, $id) {
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try {
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$shortlink = Shortlink::where('shortid', $id)->first();
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// check if the link is expired or if it has reached the max clicks
if ($shortlink->expires_at != null && strtotime($shortlink->expires_at) < time()) {
return response()->json(['error' => 'This link has expired'], 404);
}
if ($shortlink->max_clicks != null && $shortlink->max_clicks <= (new Link_interaction())->getTotalInteractions($id)) {
return response()->json(['error' => 'This link has reached the maximum number of clicks'], 404);
}
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// log the interaction
[Link_interactionController::class, 'access']($request);
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return redirect($shortlink->destination);
} catch (\Exception $e) {
return response()->json(['error' => $e->getMessage()], 404);
}
}
public function getDetails(Request $request, $id) {
try {
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$shortlink = Shortlink::where('shortid', $id)->first();
if ($shortlink->user_id != auth()->id()) {
return response()->json(['error' => 'Unauthorized'], 401);
}
$countrylist = (new Link_interactionController)->getCountryArray($id);
return view('details', ['shortlink' => $shortlink, 'countrylist' => $countrylist]);
} catch (\Exception $e) {
return response()->json(['error' => $e->getMessage()], 404);
}
}
public function update(Request $request, $id) {
try {
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$shortlink = Shortlink::where('shortid', $id)->first();
if ($shortlink->user_id != auth()->id()) {
return response()->json(['error' => 'Unauthorized'], 401);
}
$request['expiry-toggle'] = $request->input('expiry-toggle') == 'on';
$data = $request->validate([
'maxclicks' => 'required|integer|min:0',
'expiry-toggle' => 'required|boolean'
]);
if ($request->input('expiry-toggle')) {
$request->validate([
'expiry-date' => 'date_format:Y-m-d|required',
'expiry-hour' => 'date_format:H|min:0|max:23|required',
'expiry-minute' => 'date_format:i|min:0|max:59|required'
]);
$request->expires_at = \DateTime::createFromFormat('Y-m-d H:i', $request['expiry-date'] . ' ' . $request['expiry-hour'] . ':' . $request['expiry-minute']);
} else {
$request->expires_at = null;
}
$shortlink->modify($request->maxclicks, $request->expires_at);
return back();
} catch (\Exception $e) {
return response()->json(['error' => $e->getMessage()], 400);
}
}
public function delete(Request $request, $id) {
try {
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$shortlink = Shortlink::where('shortid', $id)->first();
$shortlink->delete();
return redirect('profile');
} catch (\Exception $e) {
return response()->json(['error' => $e->getMessage()], 404);
}
}
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public function getLinksByUser(Request $request) {
if (auth()->user() == null) {
return redirect('home');
}
$shortlinks = Shortlink::where('user_id', auth()->id())->get();
return view('profile', ['shortlinks' => $shortlinks]);
}
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}