From 7c30ae7002f203aac1841fefdf535b0d017aabbf Mon Sep 17 00:00:00 2001
From: fuxiaohei <fuxiaohei@vip.qq.com>
Date: Thu, 25 Sep 2014 21:52:58 +0800
Subject: is utils improvement

---
 public/ng/js/utils/preview.js | 53 +++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 53 insertions(+)
 create mode 100644 public/ng/js/utils/preview.js

(limited to 'public/ng/js/utils/preview.js')

diff --git a/public/ng/js/utils/preview.js b/public/ng/js/utils/preview.js
new file mode 100644
index 00000000..87ab39e5
--- /dev/null
+++ b/public/ng/js/utils/preview.js
@@ -0,0 +1,53 @@
+/**
+ * preview plugin
+ * @param selector
+ * @param target_selector
+ */
+function Preview(selector, target_selector) {
+
+    // get input element
+    function get_input($e) {
+        return $e.find(".js-preview-input").eq(0);
+    }
+
+    // get result html container element
+    function get_container($t) {
+        if ($t.hasClass("js-preview-container")) {
+            return $t
+        }
+        return $t.find(".js-preview-container").eq(0);
+    }
+
+    var $e = $(selector);
+    var $t = $(target_selector);
+
+    var $ipt = get_input($t);
+    if (!$ipt.length) {
+        console.log("[preview]: no preview input");
+        return
+    }
+    var $cnt = get_container($t);
+    if (!$cnt.length) {
+        console.log("[preview]: no preview container");
+        return
+    }
+
+
+    // call api via ajax
+    $e.on("click", function () {
+        $.post("/api/v1/markdown", {
+            text: $ipt.val()
+        }, function (html) {
+            $cnt.html(html);
+        })
+    });
+
+    console.log("[preview]: init preview @", selector, "&", target_selector);
+}
+
+
+$.fn.extend({
+    markdown_preview: function (target) {
+        Preview(this, target);
+    }
+});
-- 
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