From 10c9811fc534a2738c19d8f74a447ed500b730a2 Mon Sep 17 00:00:00 2001
From: Wu Cheng-Han
Date: Thu, 2 Jul 2015 00:10:20 +0800
Subject: Jump to 0.3.1

---
 public/vendor/md-toc.js | 121 ++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 121 insertions(+)
 create mode 100755 public/vendor/md-toc.js

(limited to 'public/vendor/md-toc.js')

diff --git a/public/vendor/md-toc.js b/public/vendor/md-toc.js
new file mode 100755
index 00000000..e46afad9
--- /dev/null
+++ b/public/vendor/md-toc.js
@@ -0,0 +1,121 @@
+/**
+ * md-toc.js v1.0.2
+ * https://github.com/yijian166/md-toc.js
+ */
+
+(function (window) {
+    function Toc(id, options) {
+        this.el = document.getElementById(id);
+        if (!this.el) return;
+        this.options = options || {};
+        this.tocLevel = parseInt(options.level) || 0;
+        this.tocClass = options['class'] || 'toc';
+        this.tocTop = parseInt(options.top) || 0;
+        this.elChilds = this.el.children;
+        if (!this.elChilds.length) return;
+        this._init();
+    }
+
+    Toc.prototype._init = function () {
+        this._collectTitleElements();
+        this._createTocContent();
+        this._showToc();
+    };
+
+    Toc.prototype._collectTitleElements = function () {
+        this._elTitlesNames = [],
+            this.elTitleElements = [];
+        for (var i = 1; i < 7; i++) {
+            if (this.el.getElementsByTagName('h' + i).length) {
+                this._elTitlesNames.push('h' + i);
+            }
+        }
+
+        this._elTitlesNames.length = this._elTitlesNames.length > this.tocLevel ? this.tocLevel : this._elTitlesNames.length;
+
+        for (var j = 0; j < this.elChilds.length; j++) {
+            this._elChildName = this.elChilds[j].tagName.toLowerCase();
+            if (this._elTitlesNames.toString().match(this._elChildName)) {
+                this.elTitleElements.push(this.elChilds[j]);
+            }
+        }
+    };
+
+    Toc.prototype._createTocContent = function () {
+        this._elTitleElementsLen = this.elTitleElements.length;
+        if (!this._elTitleElementsLen) return;
+        this.tocContent = '';
+        this._tempLists = [];
+
+        var url = location.origin + location.pathname;
+        for (var i = 0; i < this._elTitleElementsLen; i++) {
+            var j = i + 1;
+            this._elTitleElement = this.elTitleElements[i];
+            this._elTitleElementName = this._elTitleElement.tagName;
+            this._elTitleElementText = this._elTitleElement.innerHTML.replace(/<(?:.|\n)*?>/gm, '');
+            var id = this._elTitleElement.getAttribute('id');
+            if (!id) {
+                this._elTitleElement.setAttribute('id', 'tip' + i);
+                id = '#tip' + i;
+            } else {
+                id = '#' + id;
+            }
+
+            this.tocContent += '<li><a href="' + id + '">' + this._elTitleElementText + '</a>';
+
+            if (j != this._elTitleElementsLen) {
+                this._elNextTitleElementName = this.elTitleElements[j].tagName;
+                if (this._elTitleElementName != this._elNextTitleElementName) {
+                    var checkColse = false,
+                        y = 1;
+                    for (var t = this._tempLists.length - 1; t >= 0; t--) {
+                        if (this._tempLists[t].tagName == this._elNextTitleElementName) {
+                            checkColse = true;
+                            break;
+                        }
+                        y++;
+                    }
+                    if (checkColse) {
+                        this.tocContent += new Array(y + 1).join('</li></ul>');
+                        this._tempLists.length = this._tempLists.length - y;
+                    } else {
+                        this._tempLists.push(this._elTitleElement);
+                        this.tocContent += '<ul class="nav">';
+                    }
+                } else {
+                    this.tocContent += '</li>';
+                }
+            } else {
+                if (this._tempLists.length) {
+                    this.tocContent += new Array(this._tempLists.length + 1).join('</li></ul>');
+                } else {
+                    this.tocContent += '</li>';
+                }
+            }
+        }
+        this.tocContent = '<ul class="nav">' + this.tocContent + '</ul>';
+    };
+
+    Toc.prototype._showToc = function () {
+        this.toc = document.createElement('div');
+        this.toc.innerHTML = this.tocContent;
+        this.toc.setAttribute('class', this.tocClass);
+        if (!this.options.targetId) {
+            this.el.appendChild(this.toc);
+        } else {
+            document.getElementById(this.options.targetId).appendChild(this.toc);
+        }
+        var self = this;
+        if (this.tocTop > -1) {
+            window.onscroll = function () {
+                var t = document.documentElement.scrollTop || document.body.scrollTop;
+                if (t < self.tocTop) {
+                    self.toc.setAttribute('style', 'position:absolute;top:' + self.tocTop + 'px;');
+                } else {
+                    self.toc.setAttribute('style', 'position:fixed;top:10px;');
+                }
+            }
+        }
+    };
+    window.Toc = Toc;
+})(window);
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