Hikiのattachプラグイン
tDiaryのimageプラグインを無理やりHikiに突っ込んで表示メソッドだけを使っていたのだが、どうしてもuploadフォームが動かない。imageプラグインを参考にして、attachプラグインを添付画像一覧を表示するように改造してみた。attachプラグインは、どんなファイルでも添付できるのに、ファイルは画像しか無い前提のコードになっているのでまだ不完全。
--- save/attach.rb Sat Jun 26 23:11:24 2004
+++ ./attach.rb Fri Apr 8 17:08:51 2005
@@ -23,6 +23,53 @@
</ul></div>'
end
+#
+# service methods below. (from tDiary image.rb plugin)
+#
+
+def attach_file_info(fname)
+ image_type = nil
+ image_height = nil
+ image_width = nil
+ attach_file = "#{@cache_path}/attach/#{@page.escape}/#{fname.escape}"
+ f = File.open(attach_file)
+
+ sig = f.read( 24 )
+ if /\A\x89PNG\x0D\x0A\x1A\x0A(....)IHDR(........)/on =~ sig
+ image_type = 'png'
+ image_height, image_width = $2.unpack( 'NN' )
+
+ elsif /\AGIF8[79]a(....)/on =~ sig
+ image_type = 'gif'
+ image_height, image_width = $1.unpack( 'vv' )
+
+ elsif /\A\xFF\xD8/on =~ sig
+ image_type = 'jpg'
+ data = $'
+ until data.empty?
+ break if data[0] != 0xFF
+ break if data[1] == 0xD9
+
+ data_size = data[2,2].unpack( 'n' ).first + 2
+ if data[1] == 0xC0
+ image_width, image_height = data[5,4].unpack('nn')
+ break
+ else
+ if data.size < data_size
+ f.seek(data_size - data.size, IO::SEEK_CUR)
+ data = ''
+ else
+ data = data[data_size .. -1]
+ end
+ data << f.read( 128 ) if data.size < 4
+ end
+ end
+ end
+
+ return image_type, image_height, image_width, FileTest.size(f)
+end
+#
+#
def attach_form(s = '')
command = @command == 'create' ? 'edit' : @command
<<EOS
@@ -75,8 +122,13 @@
s << %Q!#{file_name.escapeHTML}</a>!
end
-def attach_image_anchor(file_name, page=@page)
- s = %Q!<img alt="#{file_name.escapeHTML}" src="!
+def attach_image_anchor(file_name, page=@page, width=nil, height=nil, place=nil)
+ if (width && height)
+ imgsize = %Q!width="#{width}" height="#{height}"!
+ else
+ imgsize = ''
+ end
+ s = %Q!<img class="#{place}" alt="#{file_name.escapeHTML}" #{imgsize} src="!
s << %Q!#{$cgi_name}#{cmdstr('plugin', "plugin=attach_download;p=#{page.escape};file_name=#{file_name.escape}")}">!
s << %Q!</img>!
end
@@ -149,11 +201,11 @@
end
end
-def attach_view(file_name, page=@page)
+def attach_view(file_name, width=nil, height=nil, place=nil, page=@page)
if file_name =~ /\.(txt|rd|rb|c|pl|py|sh|java|html|htm|css|xml|xsl)\z/i
attach_src(file_name, page)
elsif file_name =~ /\.(jpeg|jpg|png|gif|bmp)\z/i
- attach_image_anchor(file_name, page)
+ attach_image_anchor(file_name, page, width, height, place)
end
end
@@ -201,10 +253,36 @@
end
def attach_show_page_files_checkbox
- s = ''
+ s = %Q[
+ <script type="text/javascript">
+ <!--
+ var elem=null
+ function ins(val){
+ // alert(val)
+ elem.value+=val
+ }
+ window.onload=function(){
+ for(var i=0;i<document.forms.length;i++){
+ for(var j=0;j<document.forms[i].elements.length;j++){
+ var e=document.forms[i].elements[j]
+ if(e.type&&e.type=="textarea"){
+ if(elem==null){
+ elem=e
+ }
+ e.onfocus=new Function("elem=this")
+ }
+ }
+ }
+ }
+ //-->
+ </script>
+ ]
if (files = attach_page_files).size > 0
s << %Q!<p>#{attach_files_label}:
!
+ s1 = ''
+ s2 = ''
+ s3 = ''
files.each do |file_name|
f = file_name.unescape
case $charset
@@ -213,8 +291,23 @@
when 'Shift_JIS'
f = file_name.unescape.to_sjis
end
- s << %Q! [<input type="checkbox" name="file_#{file_name}" value="true">#{attach_anchor(f)}] \n!
+ #img_info = image_info(file_name)
+ img_info = attach_file_info(f)
+ img_w = img_info[1]
+ img_h = img_info[2]
+ while (img_w > 200)
+ img_w = img_w / 2
+ img_h = img_h / 2
+ end
+ #s1 << %Q! <td><input type="button" onclick="window.status='xxx'" value="本文に追加"> </td>\n!
+ s1 << %Q! <td><input type="button" onclick="ins('{{attach_view("#{f}",#{img_w},#{img_h}}}')" value="本文に追加"> </td>\n!
+ #s1 << %Q! <td><input type="button" onclick="window.status='xxx'; ins({{attach_view(#{f})}})" value="本文に追加"> </td>\n!
+ #s1 << %Q! <td>{{attach_view(#{f},#{img_w},#{img_h})}} </td>\n!
+ s2 << %Q! <td>#{attach_view(f,img_w,img_h)} </td>\n!
+ s3 << %Q! <td><input type="button" onclick="ins('{{attach_view("#{f}",#{img_w},#{img_h}}}')" value="本文に追加"><br>#{img_info[1]}x#{img_info[2]}(#{img_info[3]/1024}K)<br><input type="checkbox" name="file_#{file_name}" value="true">#{attach_anchor(f)} </td>\n!
end
+ #s << %Q!<br><table><tr>#{s1}</tr><tr>#{s2}</tr><tr>#{s3}</tr></table><br>!
+ s << %Q!<br><table>\n<tr>\n#{s2}</tr>\n<tr>\n#{s3}</tr>\n</table><br>!
s << %Q!<input type="submit" name="detach" value="#{detach_upload_label}">\n</p>!
end
s
@@ -235,12 +328,13 @@
add_form_proc {
begin
- s = case @options['attach.form']
- when 'edit', 'both'
+ #s = case @options['attach.form']
+ #when 'edit', 'both'
attach_form(attach_show_page_files_checkbox)
- else
- ''
- end
+ #else
+ #''
+ #end
rescue Exception
end
}
+
