Merge pull request #34 from Pixelrobin/icon-objects

Icon objects

Author: michaelsavchuk

src/Icon.php

@@ -0,0 +1,70 @@
+<?php
+
+namespace Feather;
+
+class Icon
+{
+    use SvgAttributesTrait;
+
+    private $name;
+
+    private $content;
+
+    public function __construct(string $name, array $attributes, string $content)
+    {
+        $this->name       = $name;
+        $this->attributes = $attributes;
+        $this->content    = $content;
+    }
+
+    public function getName(): string
+    {
+        return $this->name;
+    }
+
+    public function render(): string
+    {
+        $attributes = $this->filterAttributes($this->attributes);
+
+        $svgAttributes = \array_reduce(
+            \array_keys($attributes),
+            function ($final, $current) use ($attributes): string {
+                $attributeValue = $attributes[$current];
+
+                if (\is_bool($attributeValue)) {
+                    $attributeValue = $attributeValue ? 'true' : 'false';
+                }
+
+                $attributeValue = \htmlspecialchars((string)$attributeValue, ENT_QUOTES | ENT_SUBSTITUTE, 'UTF-8', false);
+
+                return \sprintf('%s %s="%s"', $final, $current, $attributeValue);
+            },
+            ''
+        );
+
+        return '<svg ' . $svgAttributes . '>' . $this->content . '</svg>';
+    }
+
+    private function filterAttributes(array $attributes): array
+    {
+        $classes = [
+            'feather',
+            'feather-' . $this->getName(),
+            (string)($attributes['class'] ?? ''),
+        ];
+
+        $attributes['class'] = \trim(\implode(' ', $classes));
+
+        return \array_filter(
+            $attributes,
+            function ($item): bool {
+                return $item !== null;
+            }
+        );
+    }
+
+    public function __toString(): string
+    {
+        return $this->render();
+    }
+}

src/IconManager.php

@@ -0,0 +1,32 @@
+<?php
+
+namespace Feather;
+
+use Feather\Exception\IconNotFoundException;
+
+class IconManager
+{
+    use SvgAttributesTrait;
+
+    private $icons;
+
+    public function __construct()
+    {
+        $this->attributes = require \implode(DIRECTORY_SEPARATOR, [\dirname(__FILE__), '..', 'resources', 'attributes.php']);
+        $this->icons      = require \implode(DIRECTORY_SEPARATOR, [\dirname(__FILE__), '..', 'resources', 'icons.php']);
+    }
+
+    public function getIconNames(): array
+    {
+        return \array_keys($this->icons);
+    }
+
+    public function getIcon(string $name, array $attributes = []): Icon
+    {
+        if (!isset($this->icons[$name])) {
+            throw new IconNotFoundException(\sprintf('Icon `%s` not found', $name));
+        }
+
+        return new Icon($name, \array_merge($this->attributes, $attributes), $this->icons[$name]);
+    }
+}

src/Icons.php

@@ -0,0 +1,108 @@
+<?php
+
+namespace Feather;
+
+trait SvgAttributesTrait
+{
+    private $attributes;
+
+    public function setAttributes(array $attributes): self
+    {
+        $this->attributes = \array_merge($this->attributes, $attributes);
+
+        return $this;
+    }
+
+    public function setAttribute(string $key, $value): self
+    {
+        $this->attributes[$key] = $value;
+
+        return $this;
+    }
+
+    public function removeAttribute(string $key): self
+    {
+        unset($this->attributes[$key]);
+
+        return $this;
+    }
+
+    public function getAttributes(): array
+    {
+        return $this->attributes;
+    }
+
+    /**
+     * @return mixed
+     */
+    public function getAttribute(string $name)
+    {
+        return $this->attributes[$name] ?? null;
+    }
+
+    public function setSize(float $width, ?float $height = null): self
+    {
+        $this->setAttribute('width', $width)
+             ->setAttribute('height', $height ?? $width);
+
+        return $this;
+    }
+
+    public function getSize(): array
+    {
+        return ['width' => $this->getAttribute('width'), 'height' => $this->getAttribute('height')];
+    }
+
+    public function getWidth(): float
+    {
+        return (float)$this->getAttribute('width');
+    }
+
+    public function getHeight(): float
+    {
+        return (float)$this->getAttribute('height');
+    }
+
+    public function setColor(string $color): self
+    {
+        $this->setAttribute('stroke', $color);
+
+        return $this;
+    }
+
+    public function getColor(): string
+    {
+        return (string)$this->getAttribute('stroke');
+    }
+
+    public function setWeight(float $weight): self
+    {
+        $this->setAttribute('stroke-width', $weight);
+
+        return $this;
+    }
+
+    public function getWeight(): float
+    {
+        return (float)$this->getAttribute('stroke-width');
+    }
+
+    public function setCssClass(string $class): self
+    {
+        $this->setAttribute('class', $class);
+
+        return $this;
+    }
+
+    public function addCssClass(string $class): self
+    {
+        $this->setAttribute('class', $this->getCssClass() . ' ' . $class);
+
+        return $this;
+    }
+
+    public function getCssClass(): string
+    {
+        return (string)$this->getAttribute('class');
+    }
+}

src/SvgAttributesTrait.php

@@ -1 +1 @@
-{"name":"feather","attributes":{"stroke-width":1,"color":"red","aria-hidden":true,"class":"classymcclassface","alt":"Test \"quotes\""},"xml":"<svg xmlns=\"http://www.w3.org/2000/svg\" width=\"24\" height=\"24\" viewBox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"1\" stroke-linecap=\"round\" stroke-linejoin=\"round\" class=\"feather feather-feather classymcclassface\" alt=\"Test &quot;quotes&quot;\" color=\"red\" aria-hidden=\"true\"><path d=\"M20.24 12.24a6 6 0 0 0-8.49-8.49L5 10.5V19h8.5z\"></path><line x1=\"16\" y1=\"8\" x2=\"2\" y2=\"22\"></line><line x1=\"17.5\" y1=\"15\" x2=\"9\" y2=\"15\"></line></svg>"}
+{"name":"feather","attributes":{"stroke-width":1,"color":"red","aria-hidden":true,"class":"classymcclassface","alt":"Test \"quotes\" &amp;"},"xml":"<svg xmlns=\"http://www.w3.org/2000/svg\" width=\"24\" height=\"24\" viewBox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"1\" stroke-linecap=\"round\" stroke-linejoin=\"round\" class=\"feather feather-feather classymcclassface\" alt=\"Test &quot;quotes&quot; &amp;\" color=\"red\" aria-hidden=\"true\"><path d=\"M20.24 12.24a6 6 0 0 0-8.49-8.49L5 10.5V19h8.5z\"></path><line x1=\"16\" y1=\"8\" x2=\"2\" y2=\"22\"></line><line x1=\"17.5\" y1=\"15\" x2=\"9\" y2=\"15\"></line></svg>"}