Generate RSS feed for diary entries
This commit is contained in:
Reiner Herrmann
Tinmarino
parent
0543b46ffd
commit
e3501dcdd0
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@ -2,6 +2,7 @@
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<html>
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<head>
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<link rel="Stylesheet" type="text/css" href="%root_path%%css%">
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<link rel="alternate" type="application/rss+xml" title="RSS" href="%root_path%%rss%">
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<title>%title%</title>
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<meta http-equiv="Content-Type" content="text/html; charset=%encoding%">
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<meta name="viewport" content="width=device-width, initial-scale=1">
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@ -262,6 +262,9 @@ function! s:sort(lst) abort
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endif
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endfunction
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function! vimwiki#diary#diary_sort(lst) abort
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return s:sort(a:lst)
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endfunction
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" Create note
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" The given wiki number a:wnum is 1 for the first wiki, 2 for the second and so on. This is in
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@ -504,3 +507,7 @@ function! vimwiki#diary#calendar_sign(day, month, year) abort
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\ a:year.'-'.month.'-'.day.vimwiki#vars#get_wikilocal('ext')
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return filereadable(expand(sfile))
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endfunction
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function! vimwiki#diary#diary_file_captions() abort
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return s:read_captions(vimwiki#diary#get_diary_files())
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endfunction
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@ -1574,7 +1574,7 @@ function! vimwiki#html#CustomWiki2HTML(path, wikifile, force) abort
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endif
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endfunction
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function s:convert_file_to_lines(wikifile, current_html_file) abort
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function! s:convert_file_to_lines(wikifile, current_html_file) abort
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let result = {}
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" the currently processed file name is needed when processing links
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@ -1679,7 +1679,7 @@ function s:convert_file_to_lines(wikifile, current_html_file) abort
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return result
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endfunction
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function s:convert_file_to_lines_template(wikifile, current_html_file) abort
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function! s:convert_file_to_lines_template(wikifile, current_html_file) abort
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let converted = s:convert_file_to_lines(a:wikifile, a:current_html_file)
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if converted['nohtml'] == 1
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return []
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@ -1697,6 +1697,10 @@ function s:convert_file_to_lines_template(wikifile, current_html_file) abort
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let css_name = substitute(css_name, '\', '/', 'g')
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call map(html_lines, 'substitute(v:val, "%css%", "'. css_name .'", "g")')
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let rss_name = expand(vimwiki#vars#get_wikilocal('rss_name'))
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let rss_name = substitute(rss_name, '\', '/', 'g')
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call map(html_lines, 'substitute(v:val, "%rss%", "'. rss_name .'", "g")')
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let enc = &fileencoding
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if enc ==? ''
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let enc = &encoding
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@ -1838,3 +1842,91 @@ endfunction
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function! vimwiki#html#CatUrl(wikifile) abort
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execute '!echo file://'.s:get_wikifile_url(a:wikifile)
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endfunction
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function! s:rss_header() abort
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let title = vimwiki#vars#get_wikilocal('diary_header')
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let rss_url = vimwiki#vars#get_wikilocal('base_url') . vimwiki#vars#get_wikilocal('rss_name')
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let link = vimwiki#vars#get_wikilocal('base_url')
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\ . vimwiki#vars#get_wikilocal('diary_rel_path')
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\ . vimwiki#vars#get_wikilocal('diary_index') . '.html'
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let description = title
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let pubdate = strftime('%a, %d %b %Y %T %z')
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let header = [
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\ '<?xml version="1.0" encoding="UTF-8" ?>',
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\ '<rss version="2.0" xmlns:atom="http://www.w3.org/2005/Atom">',
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\ '<channel>',
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\ ' <title>' . title . '</title>',
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\ ' <link>' . link . '</link>',
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\ ' <description>' . description . '</description>',
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\ ' <pubDate>' . pubdate . '</pubDate>',
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\ ' <atom:link href="' . rss_url . '" rel="self" type="application/rss+xml" />'
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\ ]
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return header
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endfunction
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function! s:rss_footer() abort
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let footer = ['</channel>', '</rss>']
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return footer
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endfunction
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function! s:rss_item(path, title) abort
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let diary_rel_path = vimwiki#vars#get_wikilocal('diary_rel_path')
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let full_path = vimwiki#vars#get_wikilocal('path')
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\ . diary_rel_path . a:path . vimwiki#vars#get_wikilocal('ext')
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let fname_base = fnamemodify(a:path, ':t:r')
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let htmlfile = fname_base . '.html'
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let converted = s:convert_file_to_lines(full_path, htmlfile)
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if converted['nohtml'] == 1
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return []
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endif
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let link = vimwiki#vars#get_wikilocal('base_url')
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\ . diary_rel_path
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\ . fname_base . '.html'
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let pubdate = strftime('%a, %d %b %Y %T %z', getftime(full_path))
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let item_pre = [' <item>',
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\ ' <title>' . a:title . '</title>',
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\ ' <link>' . link . '</link>',
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\ ' <guid isPermaLink="false">' . fname_base . '</guid>',
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\ ' <description><![CDATA[']
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let item_post = [']]></description>',
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\ ' <pubDate>' . pubdate . '</pubDate>',
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\ ' </item>'
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\]
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return item_pre + converted['html'] + item_post
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endfunction
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function! s:generate_rss(path) abort
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let rss_path = a:path . vimwiki#vars#get_wikilocal('rss_name')
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let max_items = vimwiki#vars#get_wikilocal('rss_max_items')
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let rss_lines = []
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call extend(rss_lines, s:rss_header())
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let captions = vimwiki#diary#diary_file_captions()
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let i = 0
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for diary in vimwiki#diary#diary_sort(keys(captions))
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if i >= max_items
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break
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endif
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let title = captions[diary]['top']
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if title ==? ''
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let title = diary
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endif
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call extend(rss_lines, s:rss_item(diary, title))
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let i += 1
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endfor
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call extend(rss_lines, s:rss_footer())
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call writefile(rss_lines, rss_path)
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endfunction
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function! vimwiki#html#diary_rss() abort
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echomsg 'Vimwiki: Saving RSS feed ...'
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let path_html = expand(vimwiki#vars#get_wikilocal('path_html'))
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call vimwiki#path#mkdir(path_html)
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call s:generate_rss(path_html)
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endfunction
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@ -360,6 +360,7 @@ function! s:populate_wikilocal_options() abort
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\ 'auto_tags': {'type': type(0), 'default': 0, 'min': 0, 'max': 1},
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\ 'auto_toc': {'type': type(0), 'default': 0, 'min': 0, 'max': 1},
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\ 'automatic_nested_syntaxes': {'type': type(0), 'default': 1, 'min': 0, 'max': 1},
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\ 'base_url': {'type': type(''), 'default': '', 'min_length': 1},
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\ 'css_name': {'type': type(''), 'default': 'style.css', 'min_length': 1},
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\ 'custom_wiki2html': {'type': type(''), 'default': ''},
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\ 'custom_wiki2html_args': {'type': type(''), 'default': ''},
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@ -380,6 +381,8 @@ function! s:populate_wikilocal_options() abort
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\ 'nested_syntaxes': {'type': type({}), 'default': {}},
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\ 'path': {'type': type(''), 'default': $HOME . '/vimwiki/', 'min_length': 1},
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\ 'path_html': {'type': type(''), 'default': ''},
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\ 'rss_max_items': {'type': type(0), 'default': 10, 'min': 0},
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\ 'rss_name': {'type': type(''), 'default': 'rss.xml', 'min_length': 1},
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\ 'syntax': {'type': type(''), 'default': 'default',
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\ 'possible_values': ['default', 'markdown', 'media', 'mediawiki']},
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\ 'template_default': {'type': type(''), 'default': 'default', 'min_length': 1},
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@ -829,6 +829,9 @@ Vimwiki file.
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converted or have been modified since their last conversion. With !,
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convert all pages, regardless of whether or not they are out-of-date.
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*:VimwikiRss*
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Generate an RSS feed for the latest diary entries.
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*:VimwikiToggleListItem*
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Toggle checkbox of a list item on/off.
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See |vimwiki-todo-lists|.
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@ -1617,7 +1620,7 @@ If you do not want a wiki page to be converted to HTML, place:
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%nohtml
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into it.
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into it. This will also prevent inclusion in the RSS feed.
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------------------------------------------------------------------------------
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@ -2693,6 +2696,34 @@ regeneration of HTML files.
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This setting also turns off the automatic deletion of files
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in the site_html directory which don't match existing wiki files.
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*vimwiki-option-rss_name*
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------------------------------------------------------------------------------
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Key Default value~
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rss_name rss.xml
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Description~
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Setup RSS file name: >
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let g:vimwiki_list = [{'path': '~/my_pages/', 'rss_name': 'feed.rss'}]
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<
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Vimwiki will generate an RSS feed for the diary in this file.
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*vimwiki-option-rss_max_items*
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------------------------------------------------------------------------------
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Key Default value~
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rss_max_items 10
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Description~
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This setting limits the number of diary entries exported into the RSS feed.
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*vimwiki-option-base_url*
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------------------------------------------------------------------------------
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Key Default value~
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base_url ''
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Description~
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This setting specifies the URL where the generated VimWiki HTML pages can
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be reached. It is used for the link to the RSS feed and for links to the
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diary entries inside the feed.
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------------------------------------------------------------------------------
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12.4 Global Options *vimwiki-global-options*
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@ -3642,6 +3673,7 @@ Contributors and their Github usernames in roughly chronological order:
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- Marius Lopez (@PtitCaius)
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- Edward Bassett (@ebassett)
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- Rafael Castillo (@eltrufas)
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- Reiner Herrmann (@reinerh)
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==============================================================================
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16. Changelog *vimwiki-changelog*
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@ -3658,6 +3690,7 @@ New:~
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* PR #907: Cycle bullets
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* PR #900: conceallevel is now setted locally for vimwiki buffers
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* PR #901: adds multiparagraph blockquotes using email style syntax
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* PR #934: RSS feed generation for diary with :VimwikiRss.
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2.5 (2020-05-26)~
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@ -242,6 +242,8 @@ command! -buffer Vimwiki2HTMLBrowse
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command! -buffer -bang VimwikiAll2HTML
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\ call vimwiki#html#WikiAll2HTML(expand(vimwiki#vars#get_wikilocal('path_html')), <bang>0)
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command! -buffer VimwikiRss call vimwiki#html#diary_rss()
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command! -buffer VimwikiTOC call vimwiki#base#table_of_contents(1)
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command! -buffer VimwikiNextTask call vimwiki#base#find_next_task()
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