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Production/SNIPE-IT/app/Http/Controllers/Components/ComponentsController.php

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+<?php
+
+namespace App\Http\Controllers\Components;
+
+use App\Http\Controllers\Controller;
+use App\Http\Requests\ImageUploadRequest;
+use App\Models\Company;
+use App\Models\Component;
+use App\Helpers\Helper;
+use Illuminate\Support\Facades\Auth;
+use Illuminate\Support\Facades\Input;
+use Illuminate\Support\Facades\Storage;
+use Illuminate\Support\Facades\Validator;
+
+/**
+ * This class controls all actions related to Components for
+ * the Snipe-IT Asset Management application.
+ *
+ * @version    v1.0
+ */
+class ComponentsController extends Controller
+{
+    /**
+     * Returns a view that invokes the ajax tables which actually contains
+     * the content for the components listing, which is generated in getDatatable.
+     *
+     * @author [A. Gianotto] [<snipe@snipe.net>]
+     * @see ComponentsController::getDatatable() method that generates the JSON response
+     * @since [v3.0]
+     * @return \Illuminate\Contracts\View\View
+     * @throws \Illuminate\Auth\Access\AuthorizationException
+     */
+    public function index()
+    {
+        $this->authorize('view', Component::class);
+
+        return view('components/index');
+    }
+
+
+    /**
+     * Returns a form to create a new component.
+     *
+     * @author [A. Gianotto] [<snipe@snipe.net>]
+     * @see ComponentsController::postCreate() method that stores the data
+     * @since [v3.0]
+     * @return \Illuminate\Contracts\View\View
+     * @throws \Illuminate\Auth\Access\AuthorizationException
+     */
+    public function create()
+    {
+        $this->authorize('create', Component::class);
+
+        return view('components/edit')->with('category_type', 'component')
+            ->with('item', new Component);
+    }
+
+    /**
+     * Validate and store data for new component.
+     *
+     * @author [A. Gianotto] [<snipe@snipe.net>]
+     * @see ComponentsController::getCreate() method that generates the view
+     * @since [v3.0]
+     * @param ImageUploadRequest $request
+     * @return \Illuminate\Http\RedirectResponse
+     * @throws \Illuminate\Auth\Access\AuthorizationException
+     */
+    public function store(ImageUploadRequest $request)
+    {
+        $this->authorize('create', Component::class);
+        $component = new Component();
+        $component->name                   = $request->input('name');
+        $component->category_id            = $request->input('category_id');
+        $component->supplier_id            = $request->input('supplier_id');
+        $component->location_id            = $request->input('location_id');
+        $component->company_id             = Company::getIdForCurrentUser($request->input('company_id'));
+        $component->order_number           = $request->input('order_number', null);
+        $component->min_amt                = $request->input('min_amt', null);
+        $component->serial                 = $request->input('serial', null);
+        $component->purchase_date          = $request->input('purchase_date', null);
+        $component->purchase_cost          = $request->input('purchase_cost', null);
+        $component->qty                    = $request->input('qty');
+        $component->user_id                = Auth::id();
+        $component->notes                  = $request->input('notes');
+
+        $component = $request->handleImages($component);
+
+        if ($component->save()) {
+            return redirect()->route('components.index')->with('success', trans('admin/components/message.create.success'));
+        }
+
+        return redirect()->back()->withInput()->withErrors($component->getErrors());
+    }
+
+    /**
+     * Return a view to edit a component.
+     *
+     * @author [A. Gianotto] [<snipe@snipe.net>]
+     * @see ComponentsController::postEdit() method that stores the data.
+     * @since [v3.0]
+     * @param int $componentId
+     * @return \Illuminate\Contracts\View\View
+     * @throws \Illuminate\Auth\Access\AuthorizationException
+     */
+    public function edit($componentId = null)
+    {
+        if ($item = Component::find($componentId)) {
+            $this->authorize('update', $item);
+
+            return view('components/edit', compact('item'))->with('category_type', 'component');
+        }
+
+        return redirect()->route('components.index')->with('error', trans('admin/components/message.does_not_exist'));
+    }
+
+
+    /**
+     * Return a view to edit a component.
+     *
+     * @author [A. Gianotto] [<snipe@snipe.net>]
+     * @see ComponentsController::getEdit() method presents the form.
+     * @param ImageUploadRequest $request
+     * @param int $componentId
+     * @return \Illuminate\Http\RedirectResponse
+     * @throws \Illuminate\Auth\Access\AuthorizationException
+     * @since [v3.0]
+     */
+    public function update(ImageUploadRequest $request, $componentId = null)
+    {
+        if (is_null($component = Component::find($componentId))) {
+            return redirect()->route('components.index')->with('error', trans('admin/components/message.does_not_exist'));
+        }
+        $min = $component->numCheckedOut();
+        $validator = Validator::make($request->all(), [
+            'qty' => "required|numeric|min:$min",
+        ]);
+
+        if ($validator->fails()) {
+            return redirect()->back()
+                ->withErrors($validator)
+                ->withInput();
+        }
+
+        $this->authorize('update', $component);
+
+        // Update the component data
+        $component->name                   = $request->input('name');
+        $component->category_id            = $request->input('category_id');
+        $component->supplier_id            = $request->input('supplier_id');
+        $component->location_id            = $request->input('location_id');
+        $component->company_id             = Company::getIdForCurrentUser($request->input('company_id'));
+        $component->order_number           = $request->input('order_number');
+        $component->min_amt                = $request->input('min_amt');
+        $component->serial                 = $request->input('serial');
+        $component->purchase_date          = $request->input('purchase_date');
+        $component->purchase_cost          = request('purchase_cost');
+        $component->qty                    = $request->input('qty');
+        $component->notes                  = $request->input('notes');
+
+        $component = $request->handleImages($component);
+
+        if ($component->save()) {
+            return redirect()->route('components.index')->with('success', trans('admin/components/message.update.success'));
+        }
+
+        return redirect()->back()->withInput()->withErrors($component->getErrors());
+    }
+
+    /**
+     * Delete a component.
+     *
+     * @author [A. Gianotto] [<snipe@snipe.net>]
+     * @since [v3.0]
+     * @param int $componentId
+     * @return \Illuminate\Http\RedirectResponse
+     * @throws \Illuminate\Auth\Access\AuthorizationException
+     */
+    public function destroy($componentId)
+    {
+        if (is_null($component = Component::find($componentId))) {
+            return redirect()->route('components.index')->with('error', trans('admin/components/message.does_not_exist'));
+        }
+
+        $this->authorize('delete', $component);
+
+        // Remove the image if one exists
+        if (Storage::disk('public')->exists('components/'.$component->image)) {
+            try {
+                Storage::disk('public')->delete('components/'.$component->image);
+            } catch (\Exception $e) {
+                \Log::debug($e);
+            }
+        }
+
+        $component->delete();
+
+        return redirect()->route('components.index')->with('success', trans('admin/components/message.delete.success'));
+    }
+
+    /**
+     * Return a view to display component information.
+     *
+     * @author [A. Gianotto] [<snipe@snipe.net>]
+     * @see ComponentsController::getDataView() method that generates the JSON response
+     * @since [v3.0]
+     * @param int $componentId
+     * @return \Illuminate\Contracts\View\View
+     * @throws \Illuminate\Auth\Access\AuthorizationException
+     */
+    public function show($componentId = null)
+    {
+        $component = Component::find($componentId);
+
+        if (isset($component->id)) {
+            $this->authorize('view', $component);
+
+            return view('components/view', compact('component'));
+        }
+        // Redirect to the user management page
+        return redirect()->route('components.index')
+            ->with('error', trans('admin/components/message.does_not_exist'));
+    }
+}