1 files changed, 116 insertions, 0 deletions
diff --git a/comm/calendar/import-export/CalHtmlExport.jsm b/comm/calendar/import-export/CalHtmlExport.jsm
new file mode 100644
index 0000000000..82aeba59a7
--- /dev/null
+++ b/comm/calendar/import-export/CalHtmlExport.jsm
@@ -0,0 +1,116 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+var EXPORTED_SYMBOLS = ["CalHtmlExporter"];
+
+var { cal } = ChromeUtils.import("resource:///modules/calendar/calUtils.jsm");
+
+/**
+ * HTML Export Plugin
+ */
+function CalHtmlExporter() {
+  this.wrappedJSObject = this;
+}
+
+CalHtmlExporter.prototype = {
+  QueryInterface: ChromeUtils.generateQI(["calIExporter"]),
+  classID: Components.ID("{72d9ab35-9b1b-442a-8cd0-ae49f00b159b}"),
+
+  getFileTypes() {
+    let wildmat = "*.html; *.htm";
+    let label = cal.l10n.getCalString("filterHtml", [wildmat]);
+    return [
+      {
+        QueryInterface: ChromeUtils.generateQI(["calIFileType"]),
+        defaultExtension: "html",
+        extensionFilter: wildmat,
+        description: label,
+      },
+    ];
+  },
+
+  exportToStream(aStream, aItems, aTitle) {
+    let document = cal.xml.parseFile("chrome://calendar/content/printing/calHtmlExport.html");
+    let itemContainer = document.getElementById("item-container");
+    document.getElementById("title").textContent = aTitle || cal.l10n.getCalString("HTMLTitle");
+
+    // Sort aItems
+    aItems.sort((a, b) => {
+      let start_a = a[cal.dtz.startDateProp(a)];
+      if (!start_a) {
+        return -1;
+      }
+      let start_b = b[cal.dtz.startDateProp(b)];
+      if (!start_b) {
+        return 1;
+      }
+      return start_a.compare(start_b);
+    });
+
+    for (let item of aItems) {
+      let itemNode = document.getElementById("item-template").cloneNode(true);
+      itemNode.removeAttribute("id");
+
+      let setupTextRow = function (classKey, propValue, prefixKey) {
+        if (propValue) {
+          let prefix = cal.l10n.getCalString(prefixKey);
+          itemNode.querySelector("." + classKey + "key").textContent = prefix;
+          itemNode.querySelector("." + classKey).textContent = propValue;
+        } else {
+          let row = itemNode.querySelector("." + classKey + "row");
+          if (
+            row.nextSibling.nodeType == row.nextSibling.TEXT_NODE ||
+            row.nextSibling.nodeType == row.nextSibling.CDATA_SECTION_NODE
+          ) {
+            row.nextSibling.remove();
+          }
+          row.remove();
+        }
+      };
+
+      let startDate = item[cal.dtz.startDateProp(item)];
+      let endDate = item[cal.dtz.endDateProp(item)];
+      if (startDate || endDate) {
+        // This is a task with a start or due date, format accordingly
+        let prefixWhen = cal.l10n.getCalString("htmlPrefixWhen");
+        itemNode.querySelector(".intervalkey").textContent = prefixWhen;
+
+        let startNode = itemNode.querySelector(".dtstart");
+        let dateString = cal.dtz.formatter.formatItemInterval(item);
+        startNode.setAttribute("title", startDate ? startDate.icalString : "none");
+        startNode.textContent = dateString;
+      } else {
+        let row = itemNode.querySelector(".intervalrow");
+        row.remove();
+        if (
+          row.nextSibling &&
+          (row.nextSibling.nodeType == row.nextSibling.TEXT_NODE ||
+            row.nextSibling.nodeType == row.nextSibling.CDATA_SECTION_NODE)
+        ) {
+          row.nextSibling.remove();
+        }
+      }
+
+      let itemTitle = item.isCompleted
+        ? cal.l10n.getCalString("htmlTaskCompleted", [item.title])
+        : item.title;
+      setupTextRow("summary", itemTitle, "htmlPrefixTitle");
+
+      setupTextRow("location", item.getProperty("LOCATION"), "htmlPrefixLocation");
+      setupTextRow("description", item.getProperty("DESCRIPTION"), "htmlPrefixDescription");
+
+      itemContainer.appendChild(itemNode);
+    }
+
+    let templates = document.getElementById("templates");
+    templates.remove();
+
+    // Convert the javascript string to an array of bytes, using the utf8 encoder
+    let convStream = Cc["@mozilla.org/intl/converter-output-stream;1"].createInstance(
+      Ci.nsIConverterOutputStream
+    );
+    convStream.init(aStream, "UTF-8");
+    convStream.writeString(cal.xml.serializeDOM(document));
+  },
+};