pcm-libraries/pcm-icon-bundle
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Refactoring

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This commit is contained in:
Brabli
2022-08-31 12:13:59 +01:00
parent f82317cf99
commit 9195df9028
1 changed files with 74 additions and 64 deletions
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136
src/Twig/Functions/IconExtension.php
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@@ -79,41 +79,20 @@ final class IconExtension extends AbstractExtension
*/
public function renderIcon(array $userOptions): string
{
$options = $this->mergeUserOptionsWithDefaults($userOptions);
$options = $this->getMergedOptions($userOptions);
$svg = $this->getSanitisedIconSvg($options['icon']);
$colourClasses = $this->getColourClasses($options['colour'], $options['hover']);
$svg = $this->addClassesToSvg($svg, $colourClasses);
$svg = $this->addTitleToSvgIfNotNull($svg, $options['title']);
$svg = $this->setSvgHeightAndWidth($svg, $options['size']);
$this->throwIfUnrecognisedOptionExists($options);
$iconFilepath = $this->findSvgFilepath($options['icon']);
$rawSvgMarkup = $this->getSvgMarkup($iconFilepath);
$cleanSvgMarkup = $this->cleanSvgMarkup($rawSvgMarkup);
$mainPallete = $this->getPallete($options['colour']);
$colourClasses = "{$mainPallete['stroke']} {$mainPallete['fill']}";
if (null !== $options['hover']) {
$hoverPallete = $this->getPallete($options['hover']);
$colourClasses .= " cursor-pointer hover:{$hoverPallete['stroke']} hover:{$hoverPallete['fill']} group-hover:{$hoverPallete['stroke']} group-hover:{$hoverPallete['fill']}";
return $svg;
}
$xml = new \SimpleXMLElement($cleanSvgMarkup);
$xml = $this->addAttributeToXmlElement($xml, 'class', $colourClasses);
$markup = $this->removeXMLDeclaration($xml->saveXML());
if ($this->isNonEmptyString($options['title']))
$markup = $this->addTitleToMarkup($markup, $options['title']);
if ($options['size'] < 0)
throw new \InvalidArgumentException('Size must not be negative');
if (!is_int($options['size']))
throw new \TypeError('Size value must be an integer');
$markup = $this->setSize($markup, $options['size']);
$markup = $this->removeBlackStrokeAttributes($markup);
$markup = $this->removeBlackFillAttributes($markup);
return $markup;
private function getMergedOptions(array $userOptions): array
{
$this->throwIfUnrecognisedOptionExists($userOptions);
return $this->mergeUserOptionsWithDefaults($userOptions);
}
private function mergeUserOptionsWithDefaults(array $userOptions): array
@@ -129,6 +108,15 @@ final class IconExtension extends AbstractExtension
}
}
private function getSanitisedIconSvg(string $iconName): string
{
$iconFilepath = $this->findSvgFilepath($iconName);
$rawSvgMarkup = $this->getSvgMarkup($iconFilepath);
$cleanSvgMarkup = $this->removeExistingTitleElement($rawSvgMarkup);
$cleanSvgMarkup = $this->removeBlackStrokeAttributes($cleanSvgMarkup);
return $this->removeBlackFillAttributes($cleanSvgMarkup);
}
private function findSvgFilepath(string $iconName): string
{
foreach ($this->directories as $directory) {
@@ -146,9 +134,32 @@ final class IconExtension extends AbstractExtension
return file_get_contents($filepath);
}
private function cleanSvgMarkup(string $markup): string
private function removeExistingTitleElement(string $svg): string
{
return preg_replace('/<title>.*<\/title>/', '', $markup);
return preg_replace('/<title>.*<\/title>/', '', $svg);
}
private function removeBlackStrokeAttributes(string $content): string
{
return preg_replace('/stroke(=|:)"?\s*(#0{6}|#000|rgb\(\s*0,\s*0,\s*0\s*\)|black)\s*"?/', '', $content);
}
private function removeBlackFillAttributes(string $content): string
{
return preg_replace('/fill(=|:)"?\s*(#0{6}|#000|rgb\(\s*0,\s*0,\s*0\s*\)|black)\s*"?/', '', $content);
}
private function getColourClasses(string $primaryColour, ?string $hoverColour): string
{
$mainPallete = $this->getPallete($primaryColour);
$colourClasses = "{$mainPallete['stroke']} {$mainPallete['fill']}";
if (null !== $hoverColour) {
$hoverPallete = $this->getPallete($hoverColour);
$colourClasses .= " cursor-pointer {$hoverPallete['stroke-hover']} {$hoverPallete['fill-hover']} {$hoverPallete['stroke-group-hover']} {$hoverPallete['fill-group-hover']}";
}
return $colourClasses;
}
private function getPallete(string $palleteName): array
@@ -159,36 +170,19 @@ final class IconExtension extends AbstractExtension
throw new PalleteNotFound("The pallete '$palleteName' was not found!");
}
private function isNonEmptyString(mixed $title): bool
private function addClassesToSvg(string $svg, string $classes): string
{
if (!is_string($title) && null !== $title)
throw new \TypeError('Title must be a string!');
if ('' === $title)
throw new \InvalidArgumentException('Title string must not be empty!');
return true;
$xml = new \SimpleXMLElement($svg);
$xml = $this->addAttributeToXmlElement($xml, 'class', $classes);
return $this->removeXMLDeclaration($xml->saveXML());
}
private function addTitleToMarkup(string $markup, ?string $title): string
private function addTitleToSvgIfNotNull(string $svg, ?string $title): string
{
if (null === $title)
return $markup;
if (null === $title) return $svg;
$this->throwIfTitleIsEmpty($title);
return preg_replace('/(<svg(.|\n)*?>\n?)/', "$1<title>$title</title>", $markup);
}
private function setSize(string $content, int $size): string
{
$svgAsXmlElement = new \SimpleXMLElement($content);
$svgAsXmlElement = $this->addAttributeToXmlElement($svgAsXmlElement, 'width', $size);
$svgAsXmlElement = $this->addAttributeToXmlElement($svgAsXmlElement, 'height', $size);
return $this->removeXMLDeclaration($svgAsXmlElement->saveXML());
}
private function removeXMLDeclaration(string $content): string
{
return trim(preg_replace('/<\?xml.*\?>/', '', $content));
return preg_replace('/(<svg(.|\n)*?>\n?)/', "$1<title>$title</title>", $svg);
}
private function addAttributeToXmlElement(\SimpleXMLElement $xml, string $attrName, mixed $attrValue): \SimpleXMLElement
@@ -202,14 +196,30 @@ final class IconExtension extends AbstractExtension
return $xml;
}
private function removeBlackStrokeAttributes(string $content): string
private function removeXMLDeclaration(string $content): string
{
return preg_replace('/stroke(=|:)"?\s*(#0{6}|#000|rgb\(\s*0,\s*0,\s*0\s*\)|black)\s*"?/', '', $content);
return trim(preg_replace('/<\?xml.*\?>/', '', $content));
}
private function removeBlackFillAttributes(string $content): string
private function throwIfTitleIsEmpty(string $title): void
{
return preg_replace('/fill(=|:)"?\s*(#0{6}|#000|rgb\(\s*0,\s*0,\s*0\s*\)|black)\s*"?/', '', $content);
if ('' === $title)
throw new \InvalidArgumentException('Title string must not be empty!');
}
private function setSvgHeightAndWidth(string $content, int $size): string
{
$this->throwIfSizeIsNegative($size);
$svgAsXmlElement = new \SimpleXMLElement($content);
$svgAsXmlElement = $this->addAttributeToXmlElement($svgAsXmlElement, 'width', $size);
$svgAsXmlElement = $this->addAttributeToXmlElement($svgAsXmlElement, 'height', $size);
return $this->removeXMLDeclaration($svgAsXmlElement->saveXML());
}
private function throwIfSizeIsNegative(int $size): void
{
if ($size < 0)
throw new \InvalidArgumentException('Size must not be negative');
}
}