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# view_exif.rb $Revision: 1.0.0 $
#
# Copyright (c) 2013 N.KASHIJUKU <n-kashi[at]whi.m-net.ne.jp>
# You can redistribute it and/or modify it under GPL2.
#
# http://www1.whi.m-net.ne.jp/n-kashi/recent_image.htm
#
# !caution! view_exif.rb needs recent_image.rb
#
require 'exifparser'
# PLUGIN body
# view_exif() ... input EXIF datas of images in your diary.
#
def view_exif(id = 0, exifparam ="")
init_rcimg if @recent_image_hash == nil or @recent_image_hash.length == 0
begin
@image_date_exif ||= @date.strftime("%Y%m%d")
@exifparser = ExifParser.new(%Q[#{@image_dir}/#{@recent_image_hash[@image_date_exif+"_"+id.to_s].file}].untaint)
if exifparam == "" # return a formatted string.
model = @exifparser['Model'].to_s
focallength = @exifparser['FocalLength'].to_s
fnumber = @exifparser['FNumber'].to_s
exposuretime = @exifparser['ExposureTime'].to_s
isospeedratings = @exifparser['ISOSpeedRatings'].to_s
exposurebiasvalue = @exifparser['ExposureBiasValue'].to_s
if @exifparser.tag?('LensParameters')
lensname = "("+ @exifparser['LensParameters'].to_s + ")"
else
lensname = ""
end
return %Q[<div class="exifdatastr"><p>#{model}, #{focallength}, #{fnumber}, #{exposuretime}, ISO#{isospeedratings}, #{exposurebiasvalue}EV #{lensname}</p></div>]
else # return the requested value.
return @exifparser[exifparam.untaint].to_s
end
rescue
exp = ($!).to_s + "<br>"
($!).backtrace.each do |btinfo|
exp += btinfo
exp += "<br>"
end
return exp
end
end
# Callback Functions
add_body_enter_proc(Proc.new do |date|
@image_date_exif = date.strftime("%Y%m%d")
""
end)
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