Update syslog display and backend

LibreNMS/Util/Url.php

@@ -0,0 +1,216 @@
+<?php
+/**
+ * Url.php
+ *
+ * -Description-
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ * @package    LibreNMS
+ * @link       http://librenms.org
+ * @copyright  2018 Tony Murray
+ * @author     Tony Murray <murraytony@gmail.com>
+ */
+
+namespace LibreNMS\Util;
+
+use App\Models\Device;
+use Auth;
+use Carbon\Carbon;
+use LibreNMS\Config;
+
+class Url
+{
+    /**
+     * @param Device $device
+     * @param string $text
+     * @param array $vars
+     * @param int $start
+     * @param int $end
+     * @param int $escape_text
+     * @param int $overlib
+     * @return string
+     */
+    public static function deviceLink($device, $text = null, $vars = [], $start = 0, $end = 0, $escape_text = 1, $overlib = 1)
+    {
+        if (!$start) {
+            $start = Carbon::now()->subDay(1)->timestamp;
+        }
+
+        if (!$end) {
+            $end = Carbon::now()->timestamp;
+        }
+
+        if (!$text) {
+            $text = $device->displayName();
+        }
+
+        if ($escape_text) {
+            $text = htmlentities($text);
+        }
+
+        $class = self::deviceLinkDisplayClass($device);
+        $graphs = self::getOverviewGraphsForDevice($device);
+        $url = Url::deviceUrl($device, $vars);
+
+        // beginning of overlib box contains large hostname followed by hardware & OS details
+        $contents = '<div><span class="list-large">' . $device->displayName() . '</span>';
+        if ($device->hardware) {
+            $contents .= ' - ' . htmlentities($device->hardware);
+        }
+
+        if ($device->os) {
+            $contents .= ' - ' . htmlentities(Config::getOsSetting($device->os, 'text'));
+        }
+
+        if ($device->version) {
+            $contents .= ' ' . htmlentities($device->version);
+        }
+
+        if ($device->features) {
+            $contents .= ' (' . htmlentities($device->features) . ')';
+        }
+
+        if ($device->location) {
+            $contents .= ' - ' . htmlentities($device->location);
+        }
+
+        $contents .= '</div>';
+
+        foreach ((array)$graphs as $entry) {
+            $graph = isset($entry['graph']) ? $entry['graph'] : 'unknown';
+            $graphhead = isset($entry['text']) ? $entry['text'] : 'unknown';
+            $contents .= '<div class="overlib-box">';
+            $contents .= '<span class="overlib-title">' . $graphhead . '</span><br />';
+            $contents .= Url::minigraphImage($device, $start, $end, $graph);
+            $contents .= Url::minigraphImage($device, Carbon::now()->subWeek(1)->timestamp, $end, $graph);
+            $contents .= '</div>';
+        }
+
+        if ($overlib == 0) {
+            $link = $contents;
+        } else {
+            // escape quotes
+            $contents = str_replace(["'", '"'], "\'", $contents);
+            $link = Url::overlibLink($url, $text, $contents, $class);
+        }
+
+        if (Auth::user()->hasGlobalRead() || $device->users()->where('devices_perms.user_id', Auth::id())->exists()) {
+            return $link;
+        } else {
+            return $device->displayName();
+        }
+    }
+
+    public static function deviceUrl($device, $vars = [])
+    {
+        return self::generate(['page' => 'device', 'device' => $device->device_id], $vars);
+    }
+
+    public static function generate($vars, $new_vars = [])
+    {
+        $vars = array_merge($vars, $new_vars);
+
+        $url = $vars['page'] . '/';
+        unset($vars['page']);
+
+        foreach ($vars as $var => $value) {
+            if ($value == '0' || $value != '' && !str_contains($var, 'opt') && !is_numeric($var)) {
+                $url .= $var . '=' . urlencode($value) . '/';
+            }
+        }
+
+        return $url;
+    }
+
+    public static function overlibLink($url, $text, $contents, $class = null)
+    {
+        $contents = "<div style=\'background-color: #FFFFFF;\'>" . $contents . '</div>';
+        $contents = str_replace('"', "\'", $contents);
+        if ($class === null) {
+            $output = '<a href="' . $url . '"';
+        } else {
+            $output = '<a class="' . $class . '" href="' . $url . '"';
+        }
+
+        if (Config::get('web_mouseover', true)) {
+            $defaults = Config::get('overlib_defaults', ",FGCOLOR,'#ffffff', BGCOLOR, '#e5e5e5', BORDER, 5, CELLPAD, 4, CAPCOLOR, '#555555', TEXTCOLOR, '#3e3e3e'");
+            $output .= " onmouseover=\"return overlib('$contents'$defaults,WRAP,HAUTO,VAUTO); \" onmouseout=\"return nd();\">";
+        } else {
+            $output .= '>';
+        }
+
+        $output .= $text . '</a>';
+
+        return $output;
+    }
+
+    /**
+     * Generate minigraph image url
+     *
+     * @param Device $device
+     * @param int $start
+     * @param int $end
+     * @param string $type
+     * @param string $legend
+     * @param int $width
+     * @param int $height
+     * @param string $sep
+     * @param string $class
+     * @param int $absolute_size
+     * @return string
+     */
+    public static function minigraphImage($device, $start, $end, $type, $legend = 'no', $width = 275, $height = 100, $sep = '&amp;', $class = 'minigraph-image', $absolute_size = 0)
+    {
+        $vars = ['device=' . $device->device_id, "from=$start", "to=$end", "width=$width", "height=$height", "type=$type", "legend=$legend", "absolute=$absolute_size"];
+        return '<img class="' . $class . '" width="' . $width . '" height="' . $height . '" src="graph.php?' . implode($sep, $vars) . '">';
+    }
+
+    private static function getOverviewGraphsForDevice($device)
+    {
+        if ($device->snmp_disable) {
+            return Config::getOsSetting('ping', 'over');
+        }
+
+        if ($graphs = Config::getOsSetting($device->os, 'over')) {
+            return $graphs;
+        }
+
+        if ($os_group = Config::getOsSetting($device->os, 'os_group')) {
+            $name = key($os_group);
+            if (isset($os_group[$name]['over'])) {
+                return $os_group[$name]['over'];
+            }
+        }
+
+        return Config::getOsSetting('default', 'over');
+    }
+
+    /**
+     * @param Device $device
+     * @return string
+     */
+    private static function deviceLinkDisplayClass($device)
+    {
+        if ($device->disabled) {
+            return 'list-device-disabled';
+        }
+
+        if ($device->ignore) {
+            return $device->status ? 'list-device-ignored-up' : 'list-device-ignored';
+        }
+
+        return $device->status ? 'list-device' : 'list-device-down';
+    }
+}

app/Http/Controllers/PaginatedAjaxController.php

@@ -0,0 +1,125 @@
+<?php
+/**
+ * AjaxController.php
+ *
+ * -Description-
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ * @package    LibreNMS
+ * @link       http://librenms.org
+ * @copyright  2018 Tony Murray
+ * @author     Tony Murray <murraytony@gmail.com>
+ */
+
+namespace App\Http\Controllers;
+
+use Illuminate\Contracts\Pagination\Paginator;
+use Illuminate\Database\Eloquent\Builder;
+use Illuminate\Database\Eloquent\Model;
+use Illuminate\Http\Request;
+use Illuminate\Support\Collection;
+
+abstract class PaginatedAjaxController extends Controller
+{
+    /**
+     * Base rules for this controller.
+     *
+     * @return mixed
+     */
+    abstract protected function baseRules();
+
+    /**
+     * Defines the base query for this resource
+     *
+     * @param \Illuminate\Http\Request $request
+     * @return \Illuminate\Database\Eloquent\Builder|\Illuminate\Database\Query\Builder
+     */
+    abstract public function baseQuery($request);
+
+    /**
+     * @param Paginator $paginator
+     * @return \Illuminate\Http\JsonResponse
+     */
+    abstract protected function formatResponse($paginator);
+
+    /**
+     * Defines validation rules (will override base validation rules for select2 responses too)
+     *
+     * @return array
+     */
+    public function rules()
+    {
+        return [];
+    }
+
+    /**
+     * Defines search fields will be searched in order
+     *
+     * @param \Illuminate\Http\Request $request
+     * @return array
+     */
+    public function searchFields($request)
+    {
+        return [];
+    }
+
+    /**
+     * Format an item for display.  Default is pass-through
+     *
+     * @param Model $model
+     * @return array|Collection|Model
+     */
+    public function formatItem($model)
+    {
+        return $model;
+    }
+
+    /**
+     * @param string
+     * @param Builder $query
+     * @param array $fields
+     * @return Builder
+     */
+    protected function search($search, $query, $fields)
+    {
+        if ($search) {
+            $query->where(function ($query) use ($fields, $search) {
+                /** @var Builder $query */
+                foreach ($fields as $field) {
+                    $query->orWhere($field, 'like', '%' . $search . '%');
+                }
+            });
+        }
+
+        return $query;
+    }
+
+
+    /**
+     * Validate the given request with the given rules.
+     *
+     * @param  \Illuminate\Http\Request $request
+     * @param  array $rules
+     * @param  array $messages
+     * @param  array $customAttributes
+     * @return void
+     */
+    public function validate(Request $request, array $rules = [], array $messages = [], array $customAttributes = [])
+    {
+        $full_rules = array_replace($this->baseRules(), $rules);
+
+        parent::validate($request, $full_rules, $messages, $customAttributes);
+    }
+}

app/Http/Controllers/AjaxController.php → app/Http/Controllers/ResolutionController.php

@@ -4,11 +4,9 @@
 
 use Illuminate\Http\Request;
 
-class AjaxController extends Controller
+class ResolutionController extends Controller
 {
-    // FIXME do not just pile functions on this controller, create separate controllers
-
-    public function setResolution(Request $request)
+    public function set(Request $request)
     {
         $this->validate($request, [
             'width' => 'required|numeric',