Fisharebest\Webtrees\Module\FanChartModule::chart()

Complexity

Conditions	20
Paths	4116

Size

Total Lines	199
Code Lines	133

Duplication

Lines	0
Ratio	0 %

Importance

Changes

0

<?php
    protected function chart(Individual $individual, string $style, int $width, int $generations): ResponseInterface
    {
        $ancestors = $this->chart_service->sosaStradonitzAncestors($individual, $generations);

        $gen  = $generations - 1;
        $sosa = 2 ** $generations - 1;

        // fan size
        $fanw = 640 * $width / 100;
        $cx   = $fanw / 2 - 1; // center x
        $cy   = $cx; // center y
        $rx   = $fanw - 1;
        $rw   = $fanw / ($gen + 1);
        $fanh = $fanw; // fan height
        if ($style === self::STYLE_HALF_CIRCLE) {
            $fanh = $fanh * ($gen + 1) / ($gen * 2);
        }
        if ($style === self::STYLE_THREE_QUARTER_CIRCLE) {
            $fanh *= 0.86;
        }
        $scale = $fanw / 640;

        // Create the image
        $image = imagecreate((int) $fanw, (int) $fanh);

        // Create colors
        $transparent = imagecolorallocate($image, 0, 0, 0);

It seems like $image can also be of type false; however, parameter $image of imagecolorallocate() does only seem to accept resource, maybe add an additional type check?

        imagecolortransparent($image, $transparent);

It seems like $image can also be of type false; however, parameter $image of imagecolortransparent() does only seem to accept resource, maybe add an additional type check?

        $theme = app(ModuleThemeInterface::class);

        $foreground = $this->imageColor($image, $theme->parameter('chart-font-color'));

It seems like $image can also be of type false; however, parameter $image of Fisharebest\Webtrees\Module\FanChartModule::imageColor() does only seem to accept resource, maybe add an additional type check?

        $backgrounds = [
            'M' => $this->imageColor($image, $theme->parameter('chart-background-m')),
            'F' => $this->imageColor($image, $theme->parameter('chart-background-f')),
            'U' => $this->imageColor($image, $theme->parameter('chart-background-u')),
        ];

        imagefilledrectangle($image, 0, 0, (int) $fanw, (int) $fanh, $transparent);

It seems like $image can also be of type false; however, parameter $image of imagefilledrectangle() does only seem to accept resource, maybe add an additional type check?

        $fandeg = 90 * $style;

        // Popup menus for each ancestor
        $html = '';

        // Areas for the imagemap
        $areas = '';

        // loop to create fan cells
        while ($gen >= 0) {
            // clean current generation area
            $deg2 = 360 + ($fandeg - 180) / 2;
            $deg1 = $deg2 - $fandeg;
            imagefilledarc($image, (int) $cx, (int) $cy, (int) $rx, (int) $rx, (int) $deg1, (int) $deg2, $backgrounds['U'], IMG_ARC_PIE);

It seems like $image can also be of type false; however, parameter $image of imagefilledarc() does only seem to accept resource, maybe add an additional type check?

            $rx -= 3;

            // calculate new angle
            $p2    = 2 ** $gen;
            $angle = $fandeg / $p2;
            $deg2  = 360 + ($fandeg - 180) / 2;
            $deg1  = $deg2 - $angle;
            // special case for rootid cell
            if ($gen == 0) {
                $deg1 = 90;
                $deg2 = 360 + $deg1;
            }

            // draw each cell
            while ($sosa >= $p2) {
                if ($ancestors->has($sosa)) {
                    $person  = $ancestors->get($sosa);
                    $name    = $person->fullName();
                    $addname = $person->alternateName();

                    $text = I18N::reverseText($name);
                    if ($addname) {
                        $text .= "\n" . I18N::reverseText($addname);
                    }

                    $text .= "\n" . I18N::reverseText($person->getLifeSpan());

                    $background = $backgrounds[$person->sex()];

                    imagefilledarc($image, (int) $cx, (int) $cy, (int) $rx, (int) $rx, (int) $deg1, (int) $deg2, $background, IMG_ARC_PIE);

                    // split and center text by lines
                    $wmax = (int) ($angle * 7 / 7 * $scale);
                    $wmax = min($wmax, 35 * $scale);
                    if ($gen === 0) {
                        $wmax = min($wmax, 17 * $scale);
                    }
                    $text = $this->splitAlignText($text, (int) $wmax);

                    // text angle
                    $tangle = 270 - ($deg1 + $angle / 2);
                    if ($gen === 0) {
                        $tangle = 0;
                    }

                    // calculate text position
                    $deg = $deg1 + 0.44;
                    if ($deg2 - $deg1 > 40) {
                        $deg = $deg1 + ($deg2 - $deg1) / 11;
                    }
                    if ($deg2 - $deg1 > 80) {
                        $deg = $deg1 + ($deg2 - $deg1) / 7;
                    }
                    if ($deg2 - $deg1 > 140) {
                        $deg = $deg1 + ($deg2 - $deg1) / 4;
                    }
                    if ($gen === 0) {
                        $deg = 180;
                    }
                    $rad = deg2rad($deg);
                    $mr  = ($rx - $rw / 4) / 2;
                    if ($gen > 0 && $deg2 - $deg1 > 80) {
                        $mr = $rx / 2;
                    }
                    $tx = $cx + $mr * cos($rad);
                    $ty = $cy + $mr * sin($rad);
                    if ($sosa === 1) {
                        $ty -= $mr / 2;
                    }

                    // print text
                    imagettftext(
                        $image,

It seems like $image can also be of type false; however, parameter $image of imagettftext() does only seem to accept resource, maybe add an additional type check?

                        7,
                        $tangle,
                        (int) $tx,
                        (int) $ty,
                        $foreground,
                        Webtrees::ROOT_DIR . 'resources/fonts/DejaVuSans.ttf',
                        $text
                    );

                    $areas .= '<area shape="poly" coords="';
                    // plot upper points
                    $mr  = $rx / 2;
                    $deg = $deg1;
                    while ($deg <= $deg2) {
                        $rad   = deg2rad($deg);
                        $tx    = round($cx + $mr * cos($rad));
                        $ty    = round($cy + $mr * sin($rad));
                        $areas .= "$tx,$ty,";
                        $deg   += ($deg2 - $deg1) / 6;
                    }
                    // plot lower points
                    $mr  = ($rx - $rw) / 2;
                    $deg = $deg2;
                    while ($deg >= $deg1) {
                        $rad   = deg2rad($deg);
                        $tx    = round($cx + $mr * cos($rad));
                        $ty    = round($cy + $mr * sin($rad));
                        $areas .= "$tx,$ty,";
                        $deg   -= ($deg2 - $deg1) / 6;
                    }
                    // join first point
                    $mr    = $rx / 2;
                    $deg   = $deg1;
                    $rad   = deg2rad($deg);
                    $tx    = round($cx + $mr * cos($rad));
                    $ty    = round($cy + $mr * sin($rad));
                    $areas .= "$tx,$ty";
                    // add action url
                    $areas .= '" href="#' . $person->xref() . '"';
                    $html  .= '<div id="' . $person->xref() . '" class="fan_chart_menu">';
                    $html  .= '<div class="person_box"><div class="details1">';
                    $html  .= '<div class="charts">';
                    $html  .= '<a href="' . e($person->url()) . '" class="dropdown-item">' . $name . '</a>';
                    foreach ($theme->individualBoxMenu($person) as $menu) {
                        $html .= '<a href="' . e($menu->getLink()) . '" class="dropdown-item p-1 ' . e($menu->getClass()) . '">' . $menu->getLabel() . '</a>';
                    }
                    $html  .= '</div>';
                    $html  .= '</div></div>';
                    $html  .= '</div>';
                    $areas .= ' alt="' . strip_tags($person->fullName()) . '" title="' . strip_tags($person->fullName()) . '">';
                }
                $deg1 -= $angle;
                $deg2 -= $angle;
                $sosa--;
            }
            $rx -= $rw;
            $gen--;
        }

        ob_start();
        imagepng($image);

It seems like $image can also be of type false; however, parameter $image of imagepng() does only seem to accept resource, maybe add an additional type check?

        imagedestroy($image);

It seems like $image can also be of type false; however, parameter $image of imagedestroy() does only seem to accept resource, maybe add an additional type check?

        $png = ob_get_clean();

        return response(view('modules/fanchart/chart', [
            'fanh'  => $fanh,
            'fanw'  => $fanw,
            'html'  => $html,
            'areas' => $areas,
            'png'   => $png,
            'title' => $this->chartTitle($individual),
        ]));