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<?php |
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namespace Spatie\MailTemplates; |
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use Mustache_Engine; |
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use Spatie\MailTemplates\Exceptions\CannotRenderTemplateMailable; |
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class TemplateMailableRenderer |
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{ |
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public const RENDER_HTML_LAYOUT = 0; |
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public const RENDER_TEXT_LAYOUT = 1; |
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/** @var \Spatie\MailTemplates\TemplateMailable */ |
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protected $templateMailable; |
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/** @var \Spatie\MailTemplates\Interfaces\MailTemplateInterface */ |
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protected $mailTemplate; |
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/** @var \Mustache_Engine */ |
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protected $mustache; |
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public function __construct(TemplateMailable $templateMailable, Mustache_Engine $mustache) |
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{ |
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$this->templateMailable = $templateMailable; |
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$this->mustache = $mustache; |
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$this->mailTemplate = $templateMailable->getMailTemplate(); |
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} |
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public function renderHtmlLayout(array $data = []): string |
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{ |
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$body = $this->mustache->render( |
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$this->mailTemplate->htmlTemplate(), |
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$data |
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); |
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return $this->renderInLayout($body, static::RENDER_HTML_LAYOUT, $data); |
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} |
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public function renderTextLayout(array $data = []): string |
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{ |
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$body = $this->mustache->render( |
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$this->mailTemplate->textTemplate(), |
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$data |
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); |
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return $this->renderInLayout($body, static::RENDER_TEXT_LAYOUT, $data); |
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} |
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public function renderSubject(array $data = []): string |
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{ |
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return $this->mustache->render( |
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$this->mailTemplate->subject(), |
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$data |
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); |
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} |
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protected function renderInLayout(string $body, int $layoutType, array $data = []): string |
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{ |
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$method = $layoutType === static::RENDER_HTML_LAYOUT ? 'getHtmlLayout' : 'getTextLayout'; |
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$layout = $this->templateMailable->$method() |
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?? (method_exists($this->mailTemplate, $method) ? $this->mailTemplate->$method() : null) |
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?? '{{{ body }}}'; |
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$this->guardAgainstInvalidLayout($layout); |
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$data = array_merge(['body' => $body], $data); |
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return $this->mustache->render($layout, $data); |
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} |
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protected function guardAgainstInvalidLayout(string $layout): void |
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{ |
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if (! str_contains($layout, [ |
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'{{{body}}}', |
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'{{{ body }}}', |
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'{{body}}', |
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'{{ body }}', |
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])) { |
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throw CannotRenderTemplateMailable::layoutDoesNotContainABodyPlaceHolder($this->templateMailable); |
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} |
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} |
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} |
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spatie /
laravel-database-mail-templates
