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<?php |
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namespace Azine\EmailBundle\Services; |
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/* |
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* This Service provides the templates and template-variables to be used for emails |
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* @author Dominik Businger |
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*/ |
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use Azine\EmailBundle\DependencyInjection\AzineEmailExtension; |
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use Symfony\Bundle\FrameworkBundle\Translation\Translator; |
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use Symfony\Component\Routing\Generator\UrlGeneratorInterface; |
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use Symfony\Component\Translation\TranslatorInterface; |
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class AzineTemplateProvider implements TemplateProviderInterface |
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{ |
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const BASE_TEMPLATE = 'AzineEmailBundle::baseEmailLayout'; |
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const NEWSLETTER_TEMPLATE = 'AzineEmailBundle::newsletterEmailLayout'; |
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const NOTIFICATIONS_TEMPLATE = 'AzineEmailBundle::notificationsEmailLayout'; |
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const CONTENT_ITEM_MESSAGE_TEMPLATE = 'AzineEmailBundle:contentItem:message'; |
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const EMAIL_UPDATE_CONFIRMATION_TEMPLATE = '@AzineEmailUpdateConfirmation/Email/email_update_confirmation'; |
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const FOS_USER_PWD_RESETTING_TEMPLATE = '@FOSUser/Resetting/email'; |
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const FOS_USER_REGISTRATION_TEMPLATE = '@FOSUser/Registration/email'; |
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const FOS_USER_CONFIRM_EMAIL_UPDATE = '@FOSUser/Profile/email_update_confirmation'; |
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const SEND_IMMEDIATELY_FLAG = 'AzineEmailBundle_SendThisEmailImmediately'; |
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/** |
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* Override this function for your template(s)! |
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* |
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* For each template you like to render, you need to supply the array with variables that can be passed to the twig renderer. |
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* Those variables can then be used in the twig-template => {{ logo_png }} |
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* |
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* In this function you should fill a set of variables for each template. |
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* |
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* @param string $template the template id in standard-notation, without the ending ( .txt.twig) => "AcmeFooBundle:bar:default" |
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* |
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* @return array |
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*/ |
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protected function getParamArrayFor($template) |
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{ |
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// this implementation uses the same array for all templates. |
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// override this function with a more sophisticated logic |
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// if you need different styles for different templates. |
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$newVars = array(); |
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// add template-specific stuff. |
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if (self::NOTIFICATIONS_TEMPLATE == $template) { |
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$newVars['subject'] = 'Your notifications sent by AzineEmailBundle'; |
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} |
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if (self::NEWSLETTER_TEMPLATE == $template) { |
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$newVars['subject'] = 'Newsletter sent by AzineEmailBundle'; |
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} |
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// send some mails immediately instead of spooled |
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if (self::FOS_USER_PWD_RESETTING_TEMPLATE == $template |
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|| self::FOS_USER_REGISTRATION_TEMPLATE == $template |
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|| self::FOS_USER_CONFIRM_EMAIL_UPDATE == $template |
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|| self::EMAIL_UPDATE_CONFIRMATION_TEMPLATE == $template |
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) { |
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$newVars[self::SEND_IMMEDIATELY_FLAG] = true; |
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} |
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// add generic stuff needed for all templates |
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// add images to be encoded and attached to the email |
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// the absolute file-path will be replaced with the CID of |
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// the attached image, so it will be rendered in the html-email. |
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// => to render the logo inside your twig-template you can write: |
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// <html><body> ... <img src="{{ logo_png }}" alt="logo"> ... </body></html> |
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$imagesDir = $this->getTemplateImageDir(); |
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$newVars['logo_png'] = $imagesDir.'logo.png'; |
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$newVars['bottom_shadow_png'] = $imagesDir.'bottomshadow.png'; |
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$newVars['top_shadow_png'] = $imagesDir.'topshadow.png'; |
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$newVars['left_shadow_png'] = $imagesDir.'left-shadow.png'; |
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$newVars['right_shadow_png'] = $imagesDir.'right-shadow.png'; |
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$newVars['placeholder_png'] = $imagesDir.'placeholder.png'; |
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// define some colors to be reused in the following style-definitions |
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$azGreen = 'green'; |
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$azBlue = 'blue'; |
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$blackColor = 'black'; |
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$lightGray = '#EEEEEE'; |
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// add html-styles for your html-emails |
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// css does not work in html-emails, so all styles need to be |
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// embeded directly into the html-elements |
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$newVars['azGreen'] = $azGreen; |
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$newVars['azBlue'] = $azBlue; |
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$newVars['blackColor'] = $blackColor; |
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$newVars['lightGray'] = $lightGray; |
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$newVars['bodyBackgroundColor'] = '#fdfbfa'; |
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$newVars['contentBackgroundColor'] = '#f2f1f0'; |
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$fontFamily = 'Arial, Helvetica, sans-serif'; |
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$newVars['fontFamily'] = $fontFamily; |
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$newVars['emailWidth'] = 640; // width for the whole email-body |
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$newVars['shadowWidth'] = 10; // width for the shadows left and right of the content |
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$newVars['contentWidth'] = 620; // width for the mail content |
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$newVars['mediaQueryWidth'] = 479; // width for the media-query for mobile devices |
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$newVars['mobileEmailWidth'] = 459; // width for the whole email-body for mobile devices |
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$newVars['mobileContentWidth'] = 439; // width for the mail content for mobile devices |
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$newVars['footerBackgroundColor'] = '#434343'; |
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$newVars['h1Style'] = "style='padding:0; margin:0; font:bold 30px $fontFamily; color:$azBlue; text-decoration:none;'"; |
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$newVars['h2Style'] = "style='padding:0; margin:0; font:bold 24px $fontFamily; color:$azBlue; text-decoration:none;'"; |
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$newVars['h3Style'] = "style='margin:12px 0 5px 0; font:bold 18px $fontFamily; padding:0; color:$azGreen; text-decoration:none;'"; |
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$newVars['h4Style'] = "style='padding:0; margin:0 0 20px 0; color:$blackColor; font-size:14px; text-decoration:none;'"; |
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$newVars['smallGreyStyle'] = "style='color: grey; font: $fontFamily 11px;'"; |
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$newVars['salutationStyle'] = "style='color:$azBlue; font:bold 16px $fontFamily;'"; |
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$newVars['smallerTextStyle'] = "style='font: normal 13px/18px $fontFamily;'"; |
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$newVars['dateStyle'] = "style='padding:0; margin:5px 0; color:$blackColor; font-weight:bold; font-size:12px;'"; |
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$newVars['readMoreLinkStyle'] = "style='color:$azGreen; text-decoration:none; font-size:13px;'"; |
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$newVars['titleLinkStyle'] = "style='text-decoration:none;'"; |
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$newVars['salutationStyle'] = "style='color:$azBlue; font:bold 16px Arial;'"; |
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$newVars['dateStyle'] = "style='padding:0; margin:5px 0; color:$blackColor; font-weight:bold; font-size:12px;'"; |
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$newVars['smallerTextStyle'] = "style='font: normal 13px/18px Arial, Helvetica, sans-serif;'"; |
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$newVars['actionButtonStyle'] = "style='font-weight: bold; background: none repeat scroll 0 0 #DF940B; border: 1px solid orange; border-radius: 5px; box-shadow: 0 1px 0 #DF940B inset; color: white; padding: 10px;'"; |
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$newVars['sloganStyle'] = "style='font-size: 16px; color:$blackColor; margin: 0px; padding: 0px;'"; |
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// some simple txt styling elements |
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$newVars['txtH1Style'] = '////////////////////////////////////////////////////////////////////////////////'; |
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$newVars['txtH2Style'] = '================================================================================'; |
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$newVars['txtH3Style'] = '--------------------------------------------------------------------------------'; |
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$newVars['txtH4Style'] = "''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''"; |
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$newVars['txtHR'] = '________________________________________________________________________________'; |
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return $newVars; |
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} |
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/** |
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* Override this function for your template(s) if you use other "snippets" with embedded images. |
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* |
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* This function adds more complex elements to the array of variables that are passed |
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* to the twig-renderer, just before sending the mail. |
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* |
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* In this implementation for example some reusable "snippets" are added to render |
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* a nice shadow around content parts and add a "link to top" at the top of each part. |
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* |
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* As these "snippets" contain references to images that first had to be embedded into the |
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* Message, these "snippets" are added after embedding/adding the attachments. |
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* |
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* This means, that here the variable "bottom_shadow_png" defined in AzineTemplateProvider.fillParamArrayFor() |
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* does not contain the path to the image-file anymore but now contains the CID of the embedded image. |
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* |
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* @param string $template the template id in standard-notation, without the ending ( .txt.twig) => "AcmeFooBundle:bar:default" |
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* @param array $vars |
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* @param string $emailLocale |
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* |
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* @throws \Exception |
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* |
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* @return array of strings |
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*/ |
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protected function getSnippetArrayFor($template, array $vars, $emailLocale) |
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{ |
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// this implementation uses the same snippets for all templates. |
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// override this function with a more sophisticated logic |
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// if you need different snippets for different templates. |
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// the snippets added in this implementation depend on the |
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// following images, so they must be present in the $vars-array |
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if ( |
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!array_key_exists('bottom_shadow_png', $vars) || |
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!array_key_exists('top_shadow_png', $vars) || |
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!array_key_exists('left_shadow_png', $vars) || |
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!array_key_exists('right_shadow_png', $vars) |
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) { |
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throw new \Exception('some required images are not yet added to the template-vars array.'); |
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} |
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$snippets = array(); |
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// define some vars that are used several times |
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$lightGray = $vars['lightGray']; |
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$blackColor = $vars['blackColor']; |
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$upLinkTitle = $this->getTranslator($emailLocale)->trans('html.email.go.to.top.link.label', array(), 'messages', $emailLocale); |
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$fontFamily = $vars['fontFamily']; |
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// create and add html-elements for easy reuse in the twig-templates |
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$snippets['linkToTop'] = "<a href='#top' style='text-decoration:none;color:$blackColor' title='$upLinkTitle'>Λ</a>"; |
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$snippets['tableOpen'] = "<table summary='box with shadows' class='emailWidth' width='".$vars['emailWidth']."' border='0' align='center' cellpadding='0' cellspacing='0' style='font: normal 14px/18px $fontFamily;'>"; |
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$snippets['topShadow'] = $snippets['tableOpen']."<tr><td class='emailWidth' colspan='3' width='".$vars['emailWidth']."'><img class='emailWidth' width='".$vars['emailWidth']."' height='10' src='".$vars['top_shadow_png']."' alt='' style='vertical-align: bottom;'/></td></tr>"; |
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$snippets['leftShadow'] = "<tr><td width='10' style='border-right: 1px solid $lightGray; background-image: url(\"".$vars['left_shadow_png']."\");'> </td>"; |
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$snippets['rightShadow'] = "<td width='10' style='border-left: 1px solid $lightGray; background-image: url(\"".$vars['right_shadow_png']."\");'> </td></tr>"; |
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$snippets['bottomShadow'] = " <tr><td colspan='3' class='emailWidth' width='".$vars['emailWidth']."'><img src='".$vars['bottom_shadow_png']."' class='emailWidth' width='".$vars['emailWidth']."' height='10' alt='' style='vertical-align: top;'/></td></tr></table>"; |
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$snippets['linkToTopRow'] = $snippets['leftShadow']."<td width='610' bgcolor='white' style='text-align: right; padding: 5px 5px 0; border-top: 1px solid $lightGray;'>".$snippets['linkToTop'].'</td>'.$snippets['rightShadow']; |
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$snippets['cellSeparator'] = '</td>'.$snippets['rightShadow'].$snippets['bottomShadow'].$snippets['topShadow'].$snippets['linkToTopRow'].$snippets['leftShadow']."<td bgcolor='white' width='580' align='left' valign='top' style='padding:10px 20px 20px 20px;'>"; |
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return $snippets; |
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} |
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/** |
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* Override this function to define your own campaign-parameters |
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* (non-PHPdoc). |
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* |
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* @see Azine\EmailBundle\Services\TemplateProviderInterface::getCampaignParamsFor() |
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*/ |
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public function getCampaignParamsFor($templateId, array $params = null) |
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{ |
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$campaignParams = array( |
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$this->tracking_params_campaign_medium => 'email', |
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$this->tracking_params_campaign_name => date('y-m-d'), |
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); |
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if (self::NEWSLETTER_TEMPLATE == $templateId) { |
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$campaignParams[$this->tracking_params_campaign_source] = 'newsletter'; |
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} elseif (self::NOTIFICATIONS_TEMPLATE == $templateId) { |
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$campaignParams[$this->tracking_params_campaign_source] = 'mailnotify'; |
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} elseif (self::CONTENT_ITEM_MESSAGE_TEMPLATE == $templateId) { |
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$campaignParams[$this->tracking_params_campaign_content] = 'message'; |
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// don't track password-reset emails |
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} elseif (self::FOS_USER_PWD_RESETTING_TEMPLATE == $templateId || self::FOS_USER_REGISTRATION_TEMPLATE == $templateId) { |
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$campaignParams = array(); |
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} |
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return $campaignParams; |
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} |
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/** |
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* Override this function if you want to add extra headers to the messages sent. |
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* (non-PHPdoc). |
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* |
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* @see Azine\EmailBundle\Services.TemplateProviderInterface::addCustomHeaders() |
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*/ |
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public function addCustomHeaders($template, \Swift_Message $message, array $params) |
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{ |
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$headerSet = $message->getHeaders(); |
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//$headerSet->addTextHeader($name, $vale); |
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if (array_key_exists($this->getWebViewTokenId(), $params)) { |
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$headerSet->addTextHeader('x-azine-webview-token', $params[$this->getWebViewTokenId()]); |
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} |
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if (array_key_exists(AzineEmailExtension::TRACKING_PARAM_CAMPAIGN_NAME, $params)) { |
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$headerSet->addTextHeader('x-utm_campaign', $params[AzineEmailExtension::TRACKING_PARAM_CAMPAIGN_NAME]); |
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} |
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if (array_key_exists(AzineEmailExtension::TRACKING_PARAM_CAMPAIGN_SOURCE, $params)) { |
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$headerSet->addTextHeader('x-utm_source', $params[AzineEmailExtension::TRACKING_PARAM_CAMPAIGN_SOURCE]); |
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} |
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} |
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/** |
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* (non-PHPdoc). |
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* |
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* @see Azine\EmailBundle\Services.TemplateProviderInterface::saveWebViewFor() |
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*/ |
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public function saveWebViewFor($template) |
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{ |
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if (false !== array_search($template, $this->getTemplatesToStoreForWebView())) { |
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return true; |
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} |
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return false; |
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} |
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/** |
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* Override this function to define which emails you want to make the web-view available and for which not. |
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* |
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* @return array of string => the template id in standard-notation, without the ending ( .txt.twig) => "AcmeFooBundle:bar:default" |
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*/ |
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protected function getTemplatesToStoreForWebView() |
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{ |
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$include = array(); |
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$include[] = self::NEWSLETTER_TEMPLATE; |
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return $include; |
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} |
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/** |
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* Only override this method if you want to change the ID used in the twig-template for the web-view-link from 'azineEmailWebViewToken' to something else. |
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* (non-PHPdoc). |
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* |
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* @see Azine\EmailBundle\Services.TemplateProviderInterface::getWebViewTokenId() |
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*/ |
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public function getWebViewTokenId() |
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{ |
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return self::EMAIL_WEB_VIEW_TOKEN; |
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} |
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////////////////////////////////////////////////////////////////////////// |
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/* You probably don't need to change or override any of the stuff below */ |
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////////////////////////////////////////////////////////////////////////// |
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const CONTENT_ITEMS = 'contentItems'; |
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const EMAIL_WEB_VIEW_TOKEN = 'azineEmailWebViewToken'; |
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/** |
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* Full filesystem-path to the directory where you store your email-template images. |
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* |
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* @var string |
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*/ |
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private $templateImageDir; |
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/** |
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* List of directories from which images are allowed to be embeded into emails. |
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* |
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* @var array of string |
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*/ |
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private $allowedImageFolders = array(); |
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/** |
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* @var UrlGeneratorInterface |
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*/ |
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private $router; |
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/** |
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* @var TranslatorInterface |
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*/ |
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private $translator; |
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/** |
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* Array to store all the arrays for the variables/parameters for all the different templates. |
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* |
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* @var array of array |
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*/ |
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protected $paramArrays = array(); |
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/** |
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* @var string |
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*/ |
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protected $tracking_params_campaign_source; |
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/** |
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* @var string |
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*/ |
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protected $tracking_params_campaign_medium; |
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/** |
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* @var string |
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*/ |
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protected $tracking_params_campaign_content; |
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/** |
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* @var string |
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*/ |
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protected $tracking_params_campaign_name; |
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/** |
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* @var string |
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*/ |
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protected $tracking_params_campaign_term; |
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/** |
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* Array to store all the arrays for the code snippets for all the different temlpates. |
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* |
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* @var unknown_type |
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*/ |
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protected $snippetArrays = array(); |
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public function __construct(UrlGeneratorInterface $router, TranslatorInterface $translator, array $parameters) |
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{ |
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$this->router = $router; |
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$this->translator = $translator; |
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$templateImageDir = realpath($parameters[AzineEmailExtension::TEMPLATE_IMAGE_DIR]); |
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if (false !== $this->templateImageDir) { |
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$this->templateImageDir = $templateImageDir.'/'; |
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} |
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foreach ($parameters[AzineEmailExtension::ALLOWED_IMAGES_FOLDERS] as $nextFolder) { |
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$imageFolder = realpath($nextFolder); |
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if (false !== $imageFolder) { |
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$this->allowedImageFolders[md5($imageFolder)] = $imageFolder.'/'; |
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} |
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} |
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$this->allowedImageFolders[md5($this->templateImageDir)] = $this->templateImageDir; |
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$this->tracking_params_campaign_content = $parameters[AzineEmailExtension::TRACKING_PARAM_CAMPAIGN_CONTENT]; |
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$this->tracking_params_campaign_medium = $parameters[AzineEmailExtension::TRACKING_PARAM_CAMPAIGN_MEDIUM]; |
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$this->tracking_params_campaign_name = $parameters[AzineEmailExtension::TRACKING_PARAM_CAMPAIGN_NAME]; |
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$this->tracking_params_campaign_source = $parameters[AzineEmailExtension::TRACKING_PARAM_CAMPAIGN_SOURCE]; |
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$this->tracking_params_campaign_term = $parameters[AzineEmailExtension::TRACKING_PARAM_CAMPAIGN_TERM]; |
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} |
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/** |
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* (non-PHPdoc). |
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* |
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* @see Azine\EmailBundle\Services.TemplateProviderInterface::getTemplateImageDir() |
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*/ |
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public function getTemplateImageDir() |
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{ |
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return $this->templateImageDir; |
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} |
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/** |
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* (non-PHPdoc). |
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* |
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* @see Azine\EmailBundle\Services.TemplateProviderInterface::addTemplateVariablesFor() |
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*/ |
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public function addTemplateVariablesFor($template, array $contentVariables) |
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{ |
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if (!array_key_exists($template, $this->paramArrays)) { |
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6 |
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$this->paramArrays[$template] = $this->getParamArrayFor($template); |
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} |
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395
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6 |
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// add vars for main template |
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$contentVariables = array_merge($this->paramArrays[$template], $contentVariables); |
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// add the template-variables to the contentItem-params-arrays |
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if (array_key_exists(self::CONTENT_ITEMS, $contentVariables)) { |
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foreach ($contentVariables[self::CONTENT_ITEMS] as $key => $contentItem) { |
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// get the key (=> template) |
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reset($contentItem); |
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$itemTemplate = key($contentItem); |
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// get the params |
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$itemParams = $contentItem[$itemTemplate]; |
407
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// add params for this template |
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$contentItem[$itemTemplate] = $this->addTemplateVariablesFor($itemTemplate, $itemParams); |
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// store back into the main array |
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$contentVariables[self::CONTENT_ITEMS][$key] = $contentItem; |
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} |
414
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} |
415
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11 |
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416
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return $contentVariables; |
417
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} |
418
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/** |
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9 |
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* (non-PHPdoc). |
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* |
422
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* @see Azine\EmailBundle\Services.TemplateProviderInterface::addTemplateSnippetsWithImagesFor() |
423
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9 |
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*/ |
424
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4 |
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public function addTemplateSnippetsWithImagesFor($template, array $vars, $emailLocale, $forWebView = false) |
425
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{ |
426
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4 |
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$channel = $forWebView ? 'webView' : 'email'; |
427
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4 |
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$templateKey = $channel.$template.$emailLocale; |
428
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429
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if (!array_key_exists($templateKey, $this->snippetArrays)) { |
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430
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4 |
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$this->snippetArrays[$templateKey] = $this->getSnippetArrayFor($template, $vars, $emailLocale); |
431
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} |
432
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433
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4 |
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// add vars for main template |
434
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$vars = array_merge($this->snippetArrays[$templateKey], $vars); |
435
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436
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4 |
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// add the template-code-snippets to the contentItem-params-arrays |
437
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if (array_key_exists(self::CONTENT_ITEMS, $vars)) { |
438
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foreach ($vars[self::CONTENT_ITEMS] as $key => $contentItem) { |
439
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// get the key (=> template) |
440
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9 |
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reset($contentItem); |
441
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$itemTemplate = key($contentItem); |
442
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443
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// get the params |
444
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$itemParams = $contentItem[$itemTemplate]; |
445
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446
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3 |
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// add params for this template |
447
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$contentItem[$itemTemplate] = $this->addTemplateSnippetsWithImagesFor($itemTemplate, $itemParams, $emailLocale, $forWebView); |
448
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3 |
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449
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// store back into the main array |
450
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$vars[self::CONTENT_ITEMS][$key] = $contentItem; |
451
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} |
452
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} |
453
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454
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return $vars; |
455
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} |
456
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457
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/** |
458
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* @return UrlGeneratorInterface |
459
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*/ |
460
|
10 |
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protected function getRouter() |
461
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{ |
462
|
10 |
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return $this->router; |
463
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1 |
|
} |
464
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465
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/** |
466
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9 |
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* Only use the translator here when you already know in which language the user should get the email. |
467
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* |
468
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* @param string $emailLocale |
469
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* |
470
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* @throws \Exception |
471
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* |
472
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* @return Translator |
473
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*/ |
474
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protected function getTranslator($emailLocale) |
475
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{ |
476
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if (null === $emailLocale) { |
|
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477
|
3 |
|
throw new \Exception('Only use the translator here when you already know in which language the user should get the email.'); |
478
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} |
479
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3 |
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|
480
|
3 |
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return $this->translator; |
481
|
|
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} |
482
|
3 |
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|
483
|
3 |
|
/** |
484
|
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* Recursively replace all absolute image-file-paths with relative web-paths. |
485
|
3 |
|
* |
486
|
3 |
|
* @param array $emailVars |
487
|
3 |
|
* @param string $locale |
488
|
|
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* |
489
|
3 |
|
* @return array |
490
|
3 |
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*/ |
491
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public function makeImagePathsWebRelative(array $emailVars, $locale) |
492
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{ |
493
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foreach ($emailVars as $key => $value) { |
494
|
3 |
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if (is_string($value) && is_file($value)) { |
495
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// check if the file is in an allowed_images_folder |
496
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$folderKey = $this->isFileAllowed($value); |
497
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if (false !== $folderKey) { |
498
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// replace the fs-path with the web-path |
499
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$fsPathToReplace = $this->getFolderFrom($folderKey); |
500
|
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$filename = substr($value, strlen($fsPathToReplace)); |
|
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501
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$newValue = $this->getRouter()->generate('azine_email_serve_template_image', array('folderKey' => $folderKey, 'filename' => urlencode($filename), '_locale' => $locale)); |
502
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9 |
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$emailVars[$key] = $newValue; |
503
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} |
504
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9 |
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} elseif (is_array($value)) { |
505
|
9 |
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$emailVars[$key] = $this->makeImagePathsWebRelative($value, $locale); |
506
|
9 |
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} |
507
|
9 |
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} |
508
|
|
|
|
509
|
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return $emailVars; |
510
|
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} |
511
|
2 |
|
|
512
|
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|
/** |
513
|
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* (non-PHPdoc). |
514
|
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* |
515
|
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* @see Azine\EmailBundle\Services.TemplateProviderInterface::isFileAllowed() |
516
|
|
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*/ |
517
|
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public function isFileAllowed($filePath) |
518
|
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{ |
519
|
1 |
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$filePath = realpath($filePath); |
520
|
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foreach ($this->allowedImageFolders as $key => $nextFolder) { |
521
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1 |
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if (0 === strpos($filePath, $nextFolder)) { |
522
|
1 |
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return $key; |
523
|
|
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} |
524
|
|
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} |
525
|
1 |
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526
|
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return false; |
527
|
|
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} |
528
|
|
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|
529
|
|
|
/** |
530
|
|
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* (non-PHPdoc). |
531
|
|
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* |
532
|
|
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* @see Azine\EmailBundle\Services.TemplateProviderInterface::getFolderFrom() |
533
|
|
|
*/ |
534
|
|
|
public function getFolderFrom($key) |
535
|
|
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{ |
536
|
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if (array_key_exists($key, $this->allowedImageFolders)) { |
537
|
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return $this->allowedImageFolders[$key]; |
538
|
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} |
539
|
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540
|
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return false; |
541
|
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} |
542
|
|
|
} |
543
|
|
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|
The issue could also be caused by a filter entry in the build configuration. If the path has been excluded in your configuration, e.g.
excluded_paths: ["lib/*"]
, you can move it to the dependency path list as follows:For further information see https://scrutinizer-ci.com/docs/tools/php/php-scrutinizer/#list-dependency-paths