Move showcoveragegraph.php AJAX endpoint to controller (#1521)

This PR is part of an ongoing series of refactor PRs with the goal of
migrating all of the `/ajax/*` routes to Laravel's routing/controller
scheme.

app/Http/Controllers/CoverageController.php

@@ -17,6 +17,7 @@
 use Illuminate\Http\JsonResponse;
 use Illuminate\Http\RedirectResponse;
 use Illuminate\Support\Facades\Auth;
+use Illuminate\Support\Facades\DB;
 use Illuminate\Support\Facades\Gate;
 use Illuminate\View\View;
 
@@ -1703,4 +1704,36 @@ private function sort_priority($a, $b): int
         }
         return $a['priority'] > $b['priority'] ? 1 : -1;
     }
+
+    public function ajaxShowCoverageGraph(): View
+    {
+        $buildid = $_GET['buildid'];
+        if (!isset($buildid) || !is_numeric($buildid)) {
+            abort(400, 'Not a valid buildid!');
+        }
+        $this->setBuildById((int) $buildid);
+
+        $buildtype = $this->build->Type;
+        $buildname = $this->build->Name;
+        $siteid = $this->build->SiteId;
+        $starttime = $this->build->StartTime;
+        $projectid = $this->build->ProjectId;
+
+        // Find the other builds
+        $previousbuilds = DB::select('
+                      SELECT id, starttime, endtime, loctested, locuntested
+                      FROM build, coveragesummary as cs
+                      WHERE
+                          cs.buildid=build.id
+                          AND siteid=?
+                          AND type=?
+                          AND name=?
+                          AND projectid=?
+                          AND starttime<=?
+                      ORDER BY starttime ASC
+                  ', [$siteid, $buildtype, $buildname, $projectid, $starttime]);
+
+        return view('coverage.ajax-coverage-graph')
+            ->with('previousbuilds', $previousbuilds);
+    }
 }

phpstan-baseline.neon

@@ -15336,22 +15336,6 @@ parameters:
 			count: 1
 			path: app/cdash/include/upgrade_functions.php
 
-		-
-			message: """
-				#^Call to deprecated method executePrepared\\(\\) of class CDash\\\\Database\\:
-				04/22/2023  Use Laravel query builder or Eloquent instead$#
-			"""
-			count: 1
-			path: app/cdash/public/ajax/showcoveragegraph.php
-
-		-
-			message: """
-				#^Call to deprecated method executePreparedSingleRow\\(\\) of class CDash\\\\Database\\:
-				04/22/2023  Use Laravel query builder or Eloquent instead$#
-			"""
-			count: 1
-			path: app/cdash/public/ajax/showcoveragegraph.php
-
 		-
 			message: """
 				#^Call to deprecated function add_log\\(\\)\\:

resources/views/coverage/ajax-coverage-graph.blade.php

@@ -0,0 +1,55 @@
+<script type="text/javascript">
+    $(function () {
+        const percent_array = [];
+        const loctested_array = [];
+        const locuntested_array = [];
+        const buildids = [];
+        @php($i = 0)
+        @foreach($previousbuilds as $build_array)
+            @php($t = strtotime($build_array->starttime) * 1000) {{-- flot expects milliseconds --}}
+            @php(@$percent = round(intval($build_array->loctested) / (intval($build_array->loctested) + intval($build_array->locuntested)) * 100, 2))
+            percent_array.push([{{ $t }}, {{ $percent }}]);
+            loctested_array.push([{{ $t }}, {{ $build_array->loctested }}]);
+            locuntested_array.push([{{ $t }}, {{ $build_array->locuntested }}]);
+            buildids[{{ $t }}] = {{ $build_array->id }};
+            @php($i++)
+        @endforeach
+
+        const options = {
+            lines: {show: true},
+            points: {show: true},
+            xaxis: {mode: "time"},
+            yaxis: {min: 0, max: 100},
+            legend: {position: "nw"},
+            grid: {
+                backgroundColor: "#fffaff",
+                clickable: true,
+                hoverable: true,
+                hoverFill: '#444',
+                hoverRadius: 4
+            },
+            selection: {mode: "x"},
+            colors: ["#0000FF", "#dba255", "#919733"]
+        };
+
+        $("#grapholder").bind("selected", function (event, area) {
+            plot = $.plot($("#grapholder"),
+                [{label: "% coverage", data: percent_array},
+                    {label: "loc tested", data: loctested_array, yaxis: 2},
+                    {label: "loc untested", data: locuntested_array, yaxis: 2}],
+                $.extend(true, {}, options, {xaxis: {min: area.x1, max: area.x2}}));
+        });
+
+        $("#grapholder").bind("plotclick", function (e, pos, item) {
+            if (item) {
+                plot.highlight(item.series, item.datapoint);
+                buildid = buildids[item.datapoint[0]];
+                window.location = "build/" + buildid;
+            }
+        });
+
+        plot = $.plot($("#grapholder"), [{label: "% coverage", data: percent_array},
+            {label: "loc tested", data: loctested_array, yaxis: 2},
+            {label: "loc untested", data: locuntested_array, yaxis: 2}], options);
+    });
+</script>

routes/web.php

@@ -115,6 +115,8 @@
 
 Route::any('/ajax/getviewcoverage.php', 'CoverageController@ajaxGetViewCoverage');
 
+Route::any('/ajax/showcoveragegraph.php', 'CoverageController@ajaxShowCoverageGraph');
+
 Route::get('/buildOverview.php', 'BuildController@buildOverview');
 
 Route::get('/buildProperties.php', 'BuildController@buildProperties');