From 7b0b720efbf39ded2f72363d36424281df2b0491 Mon Sep 17 00:00:00 2001
From: Pacien
Date: Sun, 30 Jun 2013 19:38:24 +0200
Subject: Add contextual methods

---
 context.go | 99 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 99 insertions(+)
 create mode 100644 context.go

(limited to 'context.go')

diff --git a/context.go b/context.go
new file mode 100644
index 0000000..8b41a52
--- /dev/null
+++ b/context.go
@@ -0,0 +1,99 @@
+/*
+
+	This file is part of CompileTree (https://github.com/Pacien/CompileTree)
+
+	CompileTree is free software: you can redistribute it and/or modify
+	it under the terms of the GNU Affero General Public License as published by
+	the Free Software Foundation, either version 3 of the License, or
+	(at your option) any later version.
+
+	CompileTree is distributed in the hope that it will be useful,
+	but WITHOUT ANY WARRANTY; without even the implied warranty of
+	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+	GNU Affero General Public License for more details.
+
+	You should have received a copy of the GNU Affero General Public License
+	along with CompileTree. If not, see <http://www.gnu.org/licenses/>.
+
+*/
+
+package main
+
+import (
+	"path"
+	"strings"
+)
+
+type page struct {
+	Title string
+	URL   string
+}
+
+type context struct {
+	path      string
+	IsCurrent func(params []string, data string) string
+	IsParent  func(params []string, data string) string
+}
+
+// Methods accessible in templates
+
+func (c context) URL() string {
+	p := strings.TrimPrefix(c.path, *settings.sourceDir)
+	return path.Clean("/" + p)
+}
+
+func (c context) Title() string {
+	_, t := path.Split(strings.TrimRight(c.URL(), "/"))
+	return t
+}
+
+func (c context) SubPages() (subPages []page) {
+	dirs, _ := ls(c.path)
+	for _, dir := range dirs {
+		var page page
+		page.Title = dir
+		page.URL = path.Join(c.URL(), dir)
+		subPages = append(subPages, page)
+	}
+	return
+}
+
+func (c context) IsRoot() bool {
+	if c.URL() == "/" {
+		return true
+	}
+	return false
+}
+
+func (c context) isCurrent(pageTitle string) bool {
+	if c.Title() == pageTitle {
+		return true
+	}
+	return false
+}
+
+func (c context) isParent(pageTitle string) bool {
+	for _, parent := range strings.Split(c.URL(), "/") {
+		if parent == pageTitle {
+			return true
+		}
+	}
+	return false
+}
+
+func makeContext(pagePath, sourceDir, outputDir string, exts []string) (c context) {
+	c.path = pagePath
+	c.IsCurrent = func(params []string, data string) string {
+		if c.isCurrent(strings.Join(params, " ")) {
+			return data
+		}
+		return ""
+	}
+	c.IsParent = func(params []string, data string) string {
+		if c.isParent(strings.Join(params, " ")) {
+			return data
+		}
+		return ""
+	}
+	return
+}
-- 
cgit v1.2.3