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<?php |
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namespace Spatie\EmailCampaigns\Actions; |
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use DOMElement; |
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use DOMDocument; |
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use ErrorException; |
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use Illuminate\Support\Str; |
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use Spatie\EmailCampaigns\Models\Campaign; |
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use Spatie\EmailCampaigns\Exceptions\CampaignCouldNotBeSent; |
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use Spatie\EmailCampaigns\Http\Controllers\TrackOpensController; |
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class PrepareEmailHtmlAction |
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{ |
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public function execute(Campaign $campaign) |
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{ |
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$campaign->email_html = $campaign->html; |
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$this->ensureEmailHtmlHasSingleRootElement($campaign); |
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if ($campaign->track_clicks) { |
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$this->trackClicks($campaign); |
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} |
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if ($campaign->track_opens) { |
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$this->trackOpens($campaign); |
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} |
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$this->replacePlaceholders($campaign); |
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$campaign->save(); |
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} |
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protected function ensureEmailHtmlHasSingleRootElement($campaign) |
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{ |
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if (! Str::startsWith(trim($campaign->email_html), '<html')) { |
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$campaign->email_html ='<html>' . $campaign->email_html; |
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} |
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if (! Str::endsWith(trim($campaign->email_html), '</html>')) { |
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$campaign->email_html = $campaign->email_html. '</html>'; |
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} |
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} |
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protected function trackClicks(Campaign $campaign) |
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{ |
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$dom = new DOMDocument('1.0', 'UTF-8'); |
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try { |
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$dom->loadHTML($campaign->email_html, LIBXML_HTML_NOIMPLIED | LIBXML_HTML_NODEFDTD | LIBXML_NOWARNING); |
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} catch (ErrorException $errorException) { |
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throw CampaignCouldNotBeSent::invalidContent($campaign, $errorException); |
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} |
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collect($dom->getElementsByTagName('a')) |
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->filter(function (DOMElement $linkElement) { |
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return Str::startsWith( |
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$linkElement->getAttribute('href'), |
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['http://', 'https://'] |
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); |
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}) |
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->each(function (DOMElement $linkElement) use ($campaign) { |
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$originalHref = $linkElement->getAttribute('href'); |
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$campaignLink = $campaign->links()->create([ |
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'original_link' => $originalHref, |
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]); |
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$linkElement->setAttribute('href', $campaignLink->url); |
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}); |
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$campaign->email_html = trim($dom->saveHtml()); |
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} |
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protected function trackOpens(Campaign $campaign) |
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{ |
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$webBeaconUrl = action(TrackOpensController::class, '::campaignSendUuid::'); |
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$webBeaconHtml = "<img alt='beacon' src='{$webBeaconUrl}' />"; |
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$campaign->email_html = Str::replaceLast('</body>', $webBeaconHtml.'</body>', $campaign->email_html); |
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} |
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protected function replacePlaceholders(Campaign $campaign): void |
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{ |
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$webviewUrl = $campaign->webViewUrl(); |
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$campaign->email_html = str_replace('::webviewUrl::', $webviewUrl, $campaign->email_html); |
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} |
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} |
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spatie /
laravel-email-campaigns
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