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<?php |
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namespace SixtyNine\Cloud\Command; |
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use Imagine\Image\ImageInterface; |
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use SixtyNine\Cloud\Builder\CloudBuilder; |
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use SixtyNine\Cloud\Builder\FiltersBuilder; |
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use SixtyNine\Cloud\Builder\PalettesBuilder; |
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use SixtyNine\Cloud\Builder\WordsListBuilder; |
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use SixtyNine\Cloud\Color\ColorGeneratorInterface; |
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use SixtyNine\Cloud\Color\RandomColorGenerator; |
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use SixtyNine\Cloud\Color\RotateColorGenerator; |
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use SixtyNine\Cloud\Factory\FontsFactory; |
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use SixtyNine\Cloud\Factory\PlacerFactory; |
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use SixtyNine\Cloud\FontSize\BoostFontSizeGenerator; |
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use SixtyNine\Cloud\FontSize\DimFontSizeGenerator; |
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use SixtyNine\Cloud\FontSize\FontSizeGeneratorInterface; |
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use SixtyNine\Cloud\FontSize\LinearFontSizeGenerator; |
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use SixtyNine\Cloud\Placer\PlacerInterface; |
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use SixtyNine\Cloud\Renderer\CloudRenderer; |
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use Symfony\Component\Console\Input\InputInterface; |
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use Webmozart\Assert\Assert; |
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class CommandsHelper |
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{ |
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protected $fontSizeBoosts = array('linear', 'dim', 'boost'); |
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protected $paletteTypes = array('cycle', 'random'); |
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protected $outputFormats = array('gif', 'jpeg', 'png'); |
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/** |
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* @param string $name |
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* @return PlacerInterface |
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* @throws \InvalidArgumentException |
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*/ |
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public function getPlacer($name) |
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{ |
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$availablePlacers = PlacerFactory::getInstance()->getPlacersNames(); |
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if ($name) { |
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Assert::oneOf($name, $availablePlacers, 'Word placer not found: ' . $name); |
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return $name; |
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} |
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Assert::notEmpty($availablePlacers, 'No word placers available'); |
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return $availablePlacers[0]; |
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} |
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/** |
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* @param FontsFactory $factory |
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* @param string $font |
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* @return string |
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* @throws \InvalidArgumentException |
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*/ |
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public function getFont(FontsFactory $factory, $font) |
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{ |
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if ($font) { |
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return $font; |
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} |
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Assert::notEmpty($factory->getFonts(), 'No font file found'); |
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return $factory->getFonts()[0]; |
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} |
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/** |
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* @param string $type |
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* @return FontSizeGeneratorInterface |
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* @throws \InvalidArgumentException |
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*/ |
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public function getFontSizeGenerator($type = 'linear') |
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{ |
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Assert::oneOf($type, $this->fontSizeBoosts, 'Invalid font size boost: ' . $type); |
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$generatorClass = LinearFontSizeGenerator::class; |
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if ($type === 'dim') { |
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$generatorClass = DimFontSizeGenerator::class; |
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} |
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if ($type === 'boost') { |
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$generatorClass = BoostFontSizeGenerator::class; |
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} |
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return new $generatorClass(); |
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} |
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/** |
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* @param string $paletteName |
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* @param string $paletteType |
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* @param string $palettesFile |
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* @return bool|ColorGeneratorInterface |
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* @throws \InvalidArgumentException |
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*/ |
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public function getColorGenerator($paletteName, $paletteType, $palettesFile = null) |
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{ |
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if ($paletteName && $paletteType) { |
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Assert::oneOf($paletteType, $this->paletteTypes, 'Palette type must be either "cycle" or "random"'); |
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$file = $palettesFile |
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? $palettesFile |
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: __DIR__ . '/../Resources/palettes.yml' |
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; |
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$paletteBuilder = PalettesBuilder::create()->importPalettes($file); |
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$palette = $paletteBuilder->getNamedPalette($paletteName); |
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$generatorClass = ($paletteType === 'cycle') |
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? RotateColorGenerator::class |
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: RandomColorGenerator::class |
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; |
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return new $generatorClass($palette); |
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} |
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return false; |
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} |
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/** |
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* @param ImageInterface $image |
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* @param string $outputFormat |
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* @param string $outputFile |
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* @throws \InvalidArgumentException |
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*/ |
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public function output(ImageInterface $image, $outputFormat, $outputFile = null) |
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{ |
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Assert::oneOf($outputFormat, $this->outputFormats, 'Invalid output format: ' . $outputFormat); |
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if ($outputFile) { |
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$image->save($outputFile, array('format' => $outputFormat)); |
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return; |
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} |
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echo $image->get($outputFormat); |
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} |
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/** |
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* @param CloudBuilder $cloudBuilder |
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* @param FontsFactory $factory |
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* @param PlacerInterface $placer |
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* @param bool $renderBoxes |
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* @return \Imagine\Gd\Image|ImageInterface |
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*/ |
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protected function render(CloudBuilder $cloudBuilder, FontsFactory $factory, PlacerInterface $placer = null, $renderBoxes = false) |
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{ |
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$renderer = new CloudRenderer(); |
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$image = $renderer->render($cloudBuilder->build(), $factory, $renderBoxes); |
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if ($placer) { |
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$renderer->renderUsher($image, $placer, '#FF0000'); |
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} |
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return $image; |
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} |
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/** |
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* @param int $minWordLength |
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* @param int $maxWordLength |
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* @param null $changeCase |
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* @param bool $noRemoveNumbers |
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* @param bool $noRemoveUnwanted |
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* @param bool $noRemoveTrailing |
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* @return FiltersBuilder |
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*/ |
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public function getFilterBuilder( |
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$minWordLength, |
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$maxWordLength, |
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$changeCase = null, |
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$noRemoveNumbers = false, |
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$noRemoveUnwanted = false, |
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$noRemoveTrailing = false |
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) { |
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$filtersBuilder = FiltersBuilder::create() |
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->setMinLength($minWordLength) |
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->setMaxLength($maxWordLength) |
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->setRemoveNumbers(!$noRemoveNumbers) |
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->setRemoveUnwanted(!$noRemoveTrailing) |
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->setRemoveTrailing(!$noRemoveUnwanted) |
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; |
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if ($changeCase && in_array($changeCase, $filtersBuilder->getAllowedCase())) { |
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$filtersBuilder->setCase($changeCase); |
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} |
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return $filtersBuilder; |
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} |
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/** |
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* @param WordsListBuilder $builder |
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* @param string $type |
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* @param string $file |
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* @param string $url |
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*/ |
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public function insertWords(WordsListBuilder $builder, $type, $file = null, $url = null) |
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{ |
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Assert::true(null !== $file | null !== $url); |
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Assert::oneOf($type, array('from-url', 'from-file'), 'Invalid type for createCloud: ' . $type); |
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if ($type === 'from-file') { |
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Assert::fileExists($file, 'File not found: ' . $file); |
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$builder->importWords(file_get_contents($file)); |
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} else { |
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$builder->importUrl($url); |
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} |
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} |
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/** |
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* @param WordsListBuilder $builder |
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* @param string $sortBy |
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* @param string $sortOrder |
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*/ |
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public function sortWords(WordsListBuilder $builder, $sortBy, $sortOrder) |
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{ |
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if ($sortBy && $sortOrder) { |
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$builder->sort($sortBy, $sortOrder); |
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} |
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} |
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/** |
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* @param string $type |
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* @param InputInterface $input |
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* @throws \InvalidArgumentException |
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*/ |
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public function createCloud($type, InputInterface $input) |
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{ |
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Assert::oneOf($type, array('from-url', 'from-file'), 'Invalid type for createCloud: ' . $type); |
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// Build the filters |
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$filtersBuilder = $this->getFilterBuilder( |
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$input->getOption('min-word-length'), |
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$input->getOption('max-word-length'), |
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$input->getOption('case'), |
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$input->getOption('no-remove-numbers'), |
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$input->getOption('no-remove-unwanted'), |
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$input->getOption('no-remove-trailing') |
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); |
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// Create a placer |
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$placerName = $this->getPlacer($input->getOption('placer')); |
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$placer = PlacerFactory::getInstance()->getPlacer( |
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$placerName, |
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$input->getOption('width'), |
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$input->getOption('height') |
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); |
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// Get the font file |
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$fontsPath = $input->getOption('fonts-path') |
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? realpath($input->getOption('fonts-path')) |
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: constant('BASE_PATH') . '/fonts' |
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; |
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$factory = FontsFactory::create($fontsPath); |
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$font = $this->getFont($factory, $input->getOption('font')); |
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// Create the list builder |
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$listBuilder = WordsListBuilder::create() |
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->setMaxWords($input->getOption('max-word-count')) |
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->setFilters($filtersBuilder->build()) |
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->randomizeOrientation($input->getOption('vertical-probability')) |
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; |
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$this->insertWords($listBuilder, $type, $input->getArgument('file'), $input->getArgument('url')); |
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$this->sortWords($listBuilder, $input->getOption('sort-by'), $input->getOption('sort-order')); |
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// Apply a color generator if needed |
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$colorGenerator = $this->getColorGenerator( |
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$input->getOption('palette'), |
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$input->getOption('palette-type'), |
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$input->getOption('palettes-file') |
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); |
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if ($colorGenerator) { |
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$listBuilder->randomizeColors($colorGenerator); |
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} |
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// Build the list |
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$list = $listBuilder->build('list'); |
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// Create a cloud builder |
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$cloudBuilder = CloudBuilder::create($factory) |
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->setBackgroundColor($input->getOption('background-color')) |
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->setDimension($input->getOption('width'), $input->getOption('height')) |
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->setFont($font) |
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->setFontSizes($input->getOption('min-font-size'), $input->getOption('max-font-size')) |
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->setPlacer($placerName) |
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->setSizeGenerator($this->getFontSizeGenerator($input->getOption('font-size-boost'))) |
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->useList($list) |
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; |
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if ($input->getOption('preLoggercise')) { |
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$cloudBuilder->setPrecise(); |
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} |
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// Render the cloud and show the bounding boxes and the usher if needed |
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$image = $this->render( |
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$cloudBuilder, |
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$factory, |
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$input->getOption('render-usher') ? $placer : null, |
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$input->getOption('render-boxes') |
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); |
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$this->output($image, $input->getOption('format'), $input->getOption('save-to-file')); |
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} |
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} |
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In PHP, under loose comparison (like
==
, or!=
, orswitch
conditions), values of different types might be equal.For
string
values, the empty string''
is a special case, in particular the following results might be unexpected: