498 lines
14 KiB
JavaScript
498 lines
14 KiB
JavaScript
// @flow
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const V = "MAILGO_VERSION";
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const MAILTO = "mailto:";
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const TEL = "tel:";
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// mailgo style (gulp)
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const mailgoCSS = document.createElement("style");
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mailgoCSS.id = "mailgo-style";
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mailgoCSS.type = "text/css";
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const mailgoCSSContent = document.createTextNode(`MAILGO_STYLE`);
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mailgoCSS.appendChild(mailgoCSSContent);
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document.head.appendChild(mailgoCSS);
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/**
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* mailgoInit
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* the function that creates the mailgo element in DOM
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*/
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const mailgoInit = () => {
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// modal
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let modal = document.createElement("div");
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modal.style.display = "none";
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modal.id = "mailgo";
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modal.classList.add("mailgo-modal");
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// background
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let modalBackground = document.createElement("div");
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modalBackground.className = "mailgo-modal-background";
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modal.appendChild(modalBackground);
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// modal content
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let modalContent = document.createElement("div");
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modalContent.className = "mailgo-modal-content";
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modal.appendChild(modalContent);
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// title (email address)
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let title = document.createElement("strong");
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title.id = "mailgo-title";
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title.className = "mailgo-title";
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modalContent.appendChild(title);
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// details
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let details = document.createElement("div");
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details.id = "mailgo-details";
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details.className = "mailgo-details";
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let detailCc = document.createElement("p");
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detailCc.id = "mailgo-cc";
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let ccSpan = document.createElement("span");
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ccSpan.className = "mailgo-weight-500";
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let ccContent = document.createTextNode("cc ");
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ccSpan.appendChild(ccContent);
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let ccValue = document.createElement("span");
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ccValue.id = "mailgo-cc-value";
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detailCc.appendChild(ccSpan);
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detailCc.appendChild(ccValue);
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details.appendChild(detailCc);
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let detailBcc = document.createElement("p");
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detailBcc.id = "mailgo-bcc";
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let bccSpan = document.createElement("span");
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bccSpan.className = "mailgo-weight-500";
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let bccContent = document.createTextNode("bcc ");
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bccSpan.appendChild(bccContent);
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let bccValue = document.createElement("span");
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bccValue.id = "mailgo-bcc-value";
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detailBcc.appendChild(bccSpan);
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detailBcc.appendChild(bccValue);
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details.appendChild(detailBcc);
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let detailSubject = document.createElement("p");
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detailSubject.id = "mailgo-subject";
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let subjectSpan = document.createElement("span");
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subjectSpan.className = "mailgo-weight-500";
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let subjectContent = document.createTextNode("subject ");
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subjectSpan.appendChild(subjectContent);
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let subjectValue = document.createElement("span");
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subjectValue.id = "mailgo-subject-value";
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detailSubject.appendChild(subjectSpan);
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detailSubject.appendChild(subjectValue);
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details.appendChild(detailSubject);
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let detailBody = document.createElement("p");
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detailBody.id = "mailgo-body";
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let bodySpan = document.createElement("span");
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bodySpan.className = "mailgo-weight-500";
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let bodyContent = document.createTextNode("body ");
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bodySpan.appendChild(bodyContent);
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let bodyValue = document.createElement("span");
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bodyValue.id = "mailgo-body-value";
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detailBody.appendChild(bodySpan);
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detailBody.appendChild(bodyValue);
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details.appendChild(detailBody);
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modalContent.appendChild(details);
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// Gmail
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let gmail = document.createElement("a");
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gmail.id = "mailgo-gmail";
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gmail.href = "#mailgo-gmail";
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gmail.classList.add("mailgo-open");
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gmail.classList.add("mailgo-gmail");
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let gmailContent = document.createTextNode("open in ");
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gmail.appendChild(gmailContent);
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let gmailSpan = document.createElement("span");
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gmailSpan.className = "mailgo-weight-500";
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let gmailSpanContent = document.createTextNode("Gmail");
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gmailSpan.appendChild(gmailSpanContent);
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gmail.appendChild(gmailSpan);
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modalContent.appendChild(gmail);
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// Outlook
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let outlook = document.createElement("a");
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outlook.id = "mailgo-outlook";
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outlook.href = "#mailgo-outlook";
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outlook.classList.add("mailgo-open");
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outlook.classList.add("mailgo-outlook");
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let outlookContent = document.createTextNode("open in ");
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outlook.appendChild(outlookContent);
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let outlookSpan = document.createElement("span");
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outlookSpan.className = "mailgo-weight-500";
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let outlookSpanContent = document.createTextNode("Outlook");
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outlookSpan.appendChild(outlookSpanContent);
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outlook.appendChild(outlookSpan);
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modalContent.appendChild(outlook);
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// open default
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let open = document.createElement("a");
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open.id = "mailgo-open";
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open.href = "#mailgo-open";
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open.classList.add("mailgo-open");
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open.classList.add("mailgo-default");
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let openSpan = document.createElement("span");
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openSpan.className = "mailgo-weight-500";
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let openSpanContent = document.createTextNode("open");
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openSpan.appendChild(openSpanContent);
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let openContent = document.createTextNode(" default");
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open.appendChild(openSpan);
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open.appendChild(openContent);
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modalContent.appendChild(open);
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// copy
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let copy = document.createElement("a");
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copy.id = "mailgo-copy";
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copy.href = "#mailgo-copy";
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copy.classList.add("mailgo-copy");
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copy.classList.add("mailgo-weight-500");
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let copyContent = document.createTextNode("copy");
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copy.appendChild(copyContent);
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modalContent.appendChild(copy);
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// by
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let by = document.createElement("a");
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by.href = "https://mailgo.js.org?ref=mailgo-modal";
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by.className = "mailgo-by";
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by.target = "_blank";
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by.rel = "noopener noreferrer";
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let textBy = document.createTextNode("mailgo.js.org");
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by.appendChild(textBy);
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modalContent.appendChild(by);
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// add the modal at the end of the body
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document.body.appendChild(modal);
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// every click outside the modal will hide the modal
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modalBackground.addEventListener("click", hideMailgo);
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};
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/**
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* mailgoRender
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* function to render a single mailgo
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*/
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const mailgoRender = mailgo => {
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let url = "",
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mail = "",
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cc = "",
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bcc = "",
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subject = "",
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bodyMail = "";
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// if the element href=^"mailto:"
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if (mailgo.href && mailgo.href.toLowerCase().startsWith(MAILTO)) {
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mail = decodeURIComponent(
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mailgo.href
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.split("?")[0]
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.split(MAILTO)[1]
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.trim()
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);
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url = new URL(mailgo.href);
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let urlParams = new URLSearchParams(url.search);
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// optional parameters for the email
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cc = urlParams.get("cc");
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bcc = urlParams.get("bcc");
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subject = urlParams.get("subject");
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bodyMail = urlParams.get("body");
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} else {
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// if the element href="#mailgo" or class="mailgo"
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// mail = data-address + @ + data-domain
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mail =
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mailgo.getAttribute("data-address") +
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"@" +
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mailgo.getAttribute("data-domain");
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url = new URL(MAILTO + encodeURIComponent(mail));
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// cc = data-cc-address + @ + data-cc-domain
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cc =
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mailgo.getAttribute("data-cc-address") +
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"@" +
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mailgo.getAttribute("data-cc-domain");
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// bcc = data-bcc-address + @ + data-bcc-domain
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bcc =
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mailgo.getAttribute("data-bcc-address") +
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"@" +
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mailgo.getAttribute("data-bcc-domain");
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// subject = data-subject
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subject = mailgo.getAttribute("data-subject");
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// body = data-body
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bodyMail = mailgo.getAttribute("data-body");
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}
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// validate the email address
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if (!validateEmails(mail.split(","))) return;
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// if cc, bcc is not valid cc, bcc = ""
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if (cc && !validateEmails(cc.split(","))) cc = "";
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if (bcc && !validateEmails(bcc.split(","))) bcc = "";
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// information
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let titleEl = getE("mailgo-title");
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let detailsEl = getE("mailgo-details");
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let ccEl = getE("mailgo-cc");
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let ccValueEl = getE("mailgo-cc-value");
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let bccEl = getE("mailgo-bcc");
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let bccValueEl = getE("mailgo-bcc-value");
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let subjectEl = getE("mailgo-subject");
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let subjectValueEl = getE("mailgo-subject-value");
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let bodyEl = getE("mailgo-body");
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let bodyValueEl = getE("mailgo-body-value");
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// actions
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let gmailButton = getE("mailgo-gmail");
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let outlookButton = getE("mailgo-outlook");
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let openButton = getE("mailgo-open");
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let copyButton = getE("mailgo-copy");
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// the title of the modal (email address)
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titleEl.innerHTML = mail.split(",").join("<br/>");
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// add the details if provided
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cc
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? ((ccEl.style.display = "block"),
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(ccValueEl.innerHTML = cc.split(",").join("<br/>")))
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: (ccEl.style.display = "none");
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bcc
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? ((bccEl.style.display = "block"),
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(bccValueEl.innerHTML = bcc.split(",").join("<br/>")))
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: (bccEl.style.display = "none");
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subject
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? ((subjectEl.style.display = "block"),
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(subjectValueEl.textContent = subject))
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: (subjectEl.style.display = "none");
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bodyMail
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? ((bodyEl.style.display = "block"), (bodyValueEl.textContent = bodyMail))
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: (bodyEl.style.display = "none");
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// add the actions
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gmailButton.addEventListener("click", () =>
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actions.openGmail(mail, cc, bcc, subject, bodyMail)
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);
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outlookButton.addEventListener("click", () =>
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actions.openOutlook(mail, subject, bodyMail)
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);
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let encEmail = encodeEmail(mail);
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openButton.addEventListener("click", () => actions.openDefault(encEmail));
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copyButton.addEventListener("click", () => actions.copy(mail, copyButton));
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// show the mailgo
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showMailgo();
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// listener keyDown
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document.addEventListener("keydown", () =>
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mailgoKeydown(mail, cc, bcc, subject, bodyMail, encEmail, copyButton)
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);
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};
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// actions
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const actions = {
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openGmail: (mail, cc, bcc, subject, bodyMail) => {
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let gmailUrl =
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"https://mail.google.com/mail/u/0/?view=cm&source=mailto&to=" +
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encodeURIComponent(mail);
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if (cc) gmailUrl = gmailUrl.concat("&cc=" + encodeURIComponent(cc));
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if (bcc) gmailUrl = gmailUrl.concat("&bcc=" + encodeURIComponent(bcc));
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if (subject) gmailUrl = gmailUrl.concat("&subject=" + subject);
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if (bodyMail) gmailUrl = gmailUrl.concat("&body=" + bodyMail);
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window.open(gmailUrl, "_blank");
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},
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openOutlook: (mail, subject, bodyMail) => {
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let outlookUrl =
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"https://outlook.live.com/owa/?path=/mail/action/compose&to=" +
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encodeURIComponent(mail);
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if (subject) outlookUrl = outlookUrl.concat("&subject=" + subject);
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if (bodyMail) outlookUrl = outlookUrl.concat("&body=" + bodyMail);
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window.open(outlookUrl, "_blank");
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},
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openDefault: encEmail => {
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mailToEncoded(encEmail);
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},
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copy: (mail, copyButton) => {
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copyToClipboard(mail);
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copyButton.textContent = "copied";
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setTimeout(() => (copyButton.textContent = "copy"), 999);
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}
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};
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// function that returns if an element is a mailgo
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const isMailgo = element =>
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// first case: it is an <a> element with "mailto:..." in href and no no-mailgo in classList
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(element.href &&
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element.href.toLowerCase().startsWith(MAILTO) &&
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!element.classList.contains("no-mailgo")) ||
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// second case: the href=#mailgo
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(element.href && element.getAttribute("href").toLowerCase() === "#mailgo") ||
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// third case: the classList contains mailgo
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(element.classList && element.classList.contains("mailgo"));
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/**
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* mailgoCheckRender
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* function to check if an element is mailgo-enabled or not referencing to the old
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* document.querySelectorAll(
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* 'a[href^="mailto:" i]:not(.no-mailgo), a[href="#mailgo"], a.mailgo'
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* );
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*/
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const mailgoCheckRender = event => {
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// check if the id=mailgo exists in the body
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if (!document.contains(getE("mailgo"))) return;
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// the path of the event
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let path =
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event.path ||
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(event.composedPath && event.composedPath()) ||
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composedPath(event.target);
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if (path) {
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path.forEach(element => {
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// go in the event.path to find if the user has clicked on a mailgo element
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if (isMailgo(element)) {
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// stop the normal execution of the element click
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event.preventDefault();
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// render mailgo
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mailgoRender(element);
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return;
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}
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});
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}
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return;
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};
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/**
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* mailgoKeydown
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* function to manage the keydown event when the modal is showing
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*/
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const mailgoKeydown = (
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mail,
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cc,
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bcc,
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subject,
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bodyMail,
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encEmail,
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copyButton
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) => {
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// if mailgo is not showing do nothing
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if (!mailgoIsShowing()) return;
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switch (event.keyCode) {
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case 27:
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// Escape
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hideMailgo();
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break;
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case 71:
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// g -> open GMail
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actions.openGmail(mail, cc, bcc, subject, bodyMail);
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break;
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case 79:
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// o -> open Outlook
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actions.openOutlook(mail, subject, bodyMail);
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break;
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case 32:
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case 13:
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// spacebar or enter -> open default
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actions.openDefault(encEmail);
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break;
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case 67:
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// c -> copy
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actions.copy(mail, copyButton);
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break;
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default:
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return;
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}
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return;
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};
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// DOMContentLoaded -> mailgoInit (creates the modal)
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document.addEventListener("DOMContentLoaded", mailgoInit);
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// event listener on body, if the element is mailgo-compatible the mailgo modal will be rendered
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document.addEventListener("click", mailgoCheckRender);
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// validate a single email with regex
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const validateEmail = email => {
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let re = /^(([^<>()[\]\\.,;:\s@\"]+(\.[^<>()[\]\\.,;:\s@\"]+)*)|(\".+\"))@((\[[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\])|(([a-zA-Z\-0-9]+\.)+[a-zA-Z]{2,}))$/;
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return re.test(email);
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};
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// show the modal
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const showMailgo = () => (getE("mailgo").style.display = "flex");
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// hide the modal
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const hideMailgo = () => (getE("mailgo").style.display = "none");
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// is the modal hidden?
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const mailgoIsShowing = () => getE("mailgo").style.display === "flex";
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// decrypt email
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const mailToEncoded = encoded =>
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(window.location.href = MAILTO + atob(encoded));
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// encode email
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const encodeEmail = email => btoa(email);
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// getE shorthand
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const getE = id => document.getElementById(id);
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// custom composedPath if path or event.composedPath() are not defined
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const composedPath = el => {
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let path = [];
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while (el) {
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path.push(el);
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if (el.tagName === "HTML") {
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path.push(document);
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path.push(window);
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return path;
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}
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el = el.parentElement;
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}
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};
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// validate an array of emails
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const validateEmails = arr => arr.every(validateEmail);
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// copy of a string
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const copyToClipboard = str => {
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let el = document.createElement("textarea");
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el.value = str;
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el.setAttribute("readonly", "");
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el.style.position = "absolute";
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el.style.left = "-9999px";
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document.body.appendChild(el);
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let selected =
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document.getSelection().rangeCount > 0
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? document.getSelection().getRangeAt(0)
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: false;
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el.select();
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document.execCommand("copy");
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document.body.removeChild(el);
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if (selected) {
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document.getSelection().removeAllRanges();
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document.getSelection().addRange(selected);
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}
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};
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