Created
July 3, 2012 02:52
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Jekyll gallery
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require 'exifr' | |
require 'RMagick' | |
include Magick | |
include FileUtils | |
$image_extensions = [".png", ".jpg", ".jpeg", ".gif"] | |
module Jekyll | |
class GalleryFile < StaticFile | |
def write(dest) | |
return false | |
end | |
end | |
class GalleryIndex < Page | |
def initialize(site, base, dir, galleries) | |
@site = site | |
@base = base | |
@dir = dir | |
@name = "index.html" | |
self.process(@name) | |
self.read_yaml(File.join(base, "_layouts"), "gallery_index.html") | |
self.data["title"] = "我的相册" | |
self.data["galleries"] = [] | |
begin | |
galleries.sort! {|a,b| b.data["date_time"] <=> a.data["date_time"]} | |
rescue Exception => e | |
puts e | |
end | |
galleries.each {|gallery| self.data["galleries"].push(gallery.data)} | |
end | |
end | |
class GalleryPage < Page | |
def initialize(site, base, dir, gallery_name) | |
@site = site | |
@base = base | |
@dir = dir | |
@name = "index.html" | |
@images = [] | |
@image_info = "" | |
best_image = nil | |
max_size = 300 | |
self.process(@name) | |
self.read_yaml(File.join(base, "_layouts"), "gallery_page.html") | |
self.data["gallery"] = gallery_name | |
gallery_title_prefix = site.config["gallery_title_prefix"] || "Gallery: " | |
gallery_name = gallery_name.gsub("_", " ").gsub(/\w+/) {|word| word.capitalize} | |
self.data["name"] = gallery_name | |
self.data["title"] = "#{gallery_title_prefix}#{gallery_name}" | |
thumbs_dir = "#{site.dest}/#{dir}/thumbs" | |
FileUtils.mkdir_p(thumbs_dir, :mode => 0755) | |
Dir.foreach(dir) do |image| | |
if image.chars.first != "." and image.downcase().end_with?(*$image_extensions) | |
@images.push(image) | |
best_image = image | |
@site.static_files << GalleryFile.new(site, base, "#{dir}/thumbs/", image) | |
if File.file?("#{thumbs_dir}/#{image}") == false or File.mtime("#{dir}/#{image}") > File.mtime("#{thumbs_dir}/#{image}") | |
begin | |
m_image = ImageList.new("#{dir}/#{image}") | |
m_image.resize_to_fit!(max_size, max_size) | |
puts "Writing thumbnail to #{thumbs_dir}/#{image}" | |
m_image.write("#{thumbs_dir}/#{image}") | |
rescue | |
puts "error" | |
puts $! | |
end | |
end | |
image_exif=EXIFR::JPEG::new("#{dir}/#{image}") | |
self.data["image_info"] = "拍摄时间:"+image_exif.date_time_original.strftime('%Y-%m-%d')+ "相机:"+ image_exif.model+ "快门:"+ image_exif.exposure_time.to_s + "焦距:" + image_exif.focal_length.to_i + "mm 光圈:F" + image_exif.f_number.to_f + "ISO:" + image_exif.iso_speed_ratings | |
end | |
end | |
self.data["images"] = @images | |
begin | |
best_image = site.config["galleries"][self.data["gallery"]]["best_image"] | |
rescue | |
end | |
self.data["best_image"] = best_image | |
begin | |
self.data["date_time"] = EXIFR::JPEG.new("#{dir}/#{best_image}").date_time.to_i | |
rescue | |
end | |
end | |
end | |
class GalleryGenerator < Generator | |
safe true | |
def generate(site) | |
unless site.layouts.key? "gallery_index" | |
return | |
end | |
dir = site.config["gallery_dir"] || "photos" | |
galleries = [] | |
begin | |
Dir.foreach(dir) do |gallery_dir| | |
gallery_path = File.join(dir, gallery_dir) | |
if File.directory?(gallery_path) and gallery_dir.chars.first != "." | |
gallery = GalleryPage.new(site, site.source, gallery_path, gallery_dir) | |
gallery.render(site.layouts, site.site_payload) | |
gallery.write(site.dest) | |
site.pages << gallery | |
galleries << gallery | |
end | |
end | |
rescue | |
puts $! | |
end | |
gallery_index = GalleryIndex.new(site, site.source, dir, galleries) | |
gallery_index.render(site.layouts, site.site_payload) | |
gallery_index.write(site.dest) | |
site.pages << gallery_index | |
end | |
end | |
end |
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