Added Gallery module

test_input/content/test_gallery/description.md

@@ -0,0 +1,5 @@
+28.1.2016
+14.2.2016
+
+This is a test gallery description.
+Awesome shit an stuff !

test_input/templates/gallery.html

@@ -0,0 +1,10 @@
+{% extends "base.html" %}
+
+{% block content %}
+	<h1>{{page_title}}</h1>
+
+	{% for image in images %}
+		<a href="{{image.image}}"><img src="{{image.thumb}}" /></a>
+	{% endfor %}
+
+{% endblock %}

test_input/testblog.py

@@ -7,6 +7,7 @@ from verdandi.verdandi import Verdandi
 from verdandi.modules.page import Page
 from verdandi.modules.commonassets import CommonAssets
 from verdandi.modules.newsfeed import NewsFeed
+from verdandi.modules.gallery import Gallery
 
 class TestPage1(Page):
 	title = "A cool new Page"
@@ -41,13 +42,20 @@ class News(NewsFeed):
 	menu_title = "News"
 	menu_label = "news"
 
+class TestGallery(Gallery):
+	title = "A Test Gallery"
+	url = "testgallery.html"
+	gallery_directory = "test_gallery"
+	gallery_images_url = "img/test_gallery"
+
 
 class TestBlog(Verdandi):
 	modules = [TestPage1(),
 				TestPage2(),
 				TestPage3(),
 				Assets(),
-				News()]
+				News(),
+				TestGallery()]
 
 
 testblog = TestBlog()

verdandi/mixins/templatemixin.py

@@ -29,6 +29,8 @@ class TemplateMixin(object):
 		if not os.path.isdir(out_dir):
 			os.mkdir(out_dir)
 
+		print "Rendering %s" % out_path
+
 		out_file = open(out_path, "wb")
 		out_file.write(result)
 		out_file.close()

verdandi/modules/gallery.py

@@ -0,0 +1,132 @@
+#!/usr/bin/env python2
+import os
+from datetime import datetime
+from PIL import Image
+
+import markdown
+
+from verdandi.mixins.templatemixin import TemplateMixin
+from verdandi.mixins.menuitemmixin import MenuItemMixin
+from verdandi.mixins.assetsmixin import AssetsMixin
+from verdandi.mixins.newsitemmixin import NewsItemMixin
+from verdandi.constants import CONTENT_DIRECTORY, MARKDOWN_EXTENSIONS
+
+class Gallery(MenuItemMixin, NewsItemMixin, TemplateMixin, AssetsMixin):
+    title = 'Gallery Title'
+    gallery_description_file = 'description.md'
+    gallery_directory = 'gallery'
+    gallery_images_url = 'img/gallery'
+    gallery_thumbnail_size = 300
+    gallery_thumbnail_quality = 90
+    gallery_thumbnail_prefix = 'thumb_'
+
+    menu_title = 'Gallery'
+    menu_label = 'gallery'
+
+    news_item_len = 10
+
+    template = "gallery.html"
+
+    content_directory = CONTENT_DIRECTORY
+    markdown_extensions = MARKDOWN_EXTENSIONS
+
+    images = []
+
+    def process_message(self, message):
+    	if message == None:
+            self.full_gallery_path = os.path.join(self.content_directory, self.gallery_directory)
+            description_path = os.path.join(self.full_gallery_path, self.gallery_description_file)
+            self.description = self.read_content_file(description_path)
+
+            files = os.listdir(self.full_gallery_path)
+            self.images = filter(lambda image: os.path.splitext(image)[1] == '.jpg', files)
+
+    	other_messages = super(Gallery, self).process_message(message)
+
+    	return other_messages
+
+
+    def get_assets(self):
+        assets = super(Gallery, self).get_assets()
+
+        for image in self.images:
+            src_image = os.path.join(self.gallery_directory, image)
+            dst_image =  os.path.join(self.gallery_images_url, image)
+            assets += [(src_image, dst_image)]
+
+        return assets
+
+
+    def get_news_item(self):
+        lines = self.description['content'].split('\n')
+        elipsized_description = '\n'.join(lines[0:self.news_item_len])
+
+        elipsized_description += '\n\n View the [images](%s) ...' % self.url
+
+        item = {
+            'title': self.title,
+            'content': elipsized_description,
+            'creation_time': self.description['creation_time'],
+            'edit_time': self.description['edit_time'],
+            'url' : self.url
+        }
+
+        return item
+
+
+    def get_context(self):
+        context = super(Gallery,self).get_context()
+        context['page_title'] = self.title
+
+        markdown_converter = markdown.Markdown(extensions = self.markdown_extensions)
+
+        context['content_creation_time'] = self.description['creation_time']
+        context['content_edit_time'] =  self.description['edit_time']
+
+        markdown_source = self.description['content']
+        context['description'] = markdown_converter.convert(markdown_source)
+
+        context['images'] = []
+
+        for image in self.images:
+            image_url = os.path.join(self.gallery_images_url, image)
+            thumb_url = os.path.join(self.gallery_images_url, self.gallery_thumbnail_prefix + image)
+            context['images'] += [{'image' : image_url, 'thumb' : thumb_url}]
+
+        return context
+
+
+    def calulate_thumb_dimesions(self, input_dimensions):
+        input_width, input_height = input_dimensions
+
+        thumb_width = 0
+        thumb_height = 0
+
+    	input_width = input_width * 1.0
+    	input_height = input_height * 1.0
+
+    	if input_width > input_height:
+    		thumb_width = self.gallery_thumbnail_size
+    		thumb_height = self.gallery_thumbnail_size / input_width * input_height
+    	else:
+    		thumb_width = self.gallery_thumbnail_size / input_height * input_width
+    		thumb_height = self.gallery_thumbnail_size
+
+    	return (int(thumb_width), int(thumb_height))
+
+
+    def render_files(self, context, output_directory, jinja_env):
+
+        dst_dir = os.path.join(output_directory, self.gallery_images_url)
+
+        for image in self.images:
+            src_path = os.path.join(self.full_gallery_path, image)
+            dst_path = os.path.join(dst_dir, self.gallery_thumbnail_prefix + image)
+
+            print "Creating thumbnail: %s" % dst_path
+
+            image = Image.open(src_path)
+            thumbnail = image.resize(self.calulate_thumb_dimesions(image.size), Image.LANCZOS)
+            thumbnail.save(dst_path, quality=self.gallery_thumbnail_quality)
+
+        super(Gallery, self).render_files(context, output_directory, jinja_env)