Move tags-related functions to extra file
also rename some functions from vimwiki#tags#bla() to s:bla()
This commit is contained in:
EinfachToll
parent
8055ef8608
commit
7e87e92954
@ -1934,282 +1934,8 @@ endfunction "}}}
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" }}}
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" TAGS functions {{{
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let s:TAGS_METADATA_FILE_NAME = '.tags'
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" Tags metadata in-memory format:
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" metadata := [ entry, ... ]
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" entry := { 'tagname':..., 'pagename':..., 'lineno':..., 'link':... }
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" Tags metadata in-file format:
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"
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" Is based on CTags format (see |tags-file-format|).
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"
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" {tagaddress} is set to lineno. We'll let vim search by exact line number; we
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" can afford that, we assume metadata file is always updated before use.
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"
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" Pagename and link are not saved in standard ctags fields, so we'll add
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" an optional field, "vimwiki:". In this field, we encode tab-separated values
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" of missing parameters -- "pagename" and "link".
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" vimwiki#base#update_tags
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" Update tags metadata.
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" a:full_rebuild == 1: re-scan entire wiki
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" a:full_rebuild == 0: only re-scan current page
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function! vimwiki#base#update_tags(full_rebuild) "{{{
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if !a:full_rebuild
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" Updating for one page (current)
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let page_name = expand('%:t:r')
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" Collect tags in current file
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let tags = vimwiki#base#scan_tags(getline(1, '$'), page_name)
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" Load metadata file
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let metadata = vimwiki#base#load_tags_metadata()
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" Drop old tags
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let metadata = vimwiki#base#remove_page_from_tags(metadata, page_name)
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" Merge in the new ones
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let metadata = vimwiki#base#merge_tags(metadata, tags)
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" Save
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call vimwiki#base#write_tags_metadata(metadata)
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else " full rebuild
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let files = s:find_files(g:vimwiki_current_idx, 0)
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let metadata = []
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for file in files
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let page_name = fnamemodify(file, ':t:r')
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let tags = vimwiki#base#scan_tags(readfile(file), page_name)
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let metadata = vimwiki#base#merge_tags(metadata, tags)
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endfor
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call vimwiki#base#write_tags_metadata(metadata)
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endif
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endfunction " }}}
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" vimwiki#base#scan_tags
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" Scans the list of text lines (argument) and produces tags metadata.
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function! vimwiki#base#scan_tags(lines, page_name) "{{{
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let metadata = []
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let page_name = a:page_name
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" Code wireframe to scan for headers -- borrowed from
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" vimwiki#base#get_anchors(), with minor modifications.
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let rxheader = g:vimwiki_{VimwikiGet('syntax')}_header_search
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let rxtag = g:vimwiki_{VimwikiGet('syntax')}_tag_search
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let anchor_level = ['', '', '', '', '', '', '']
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let current_complete_anchor = ''
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let PROXIMITY_LINES_NR = 5
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let header_line_nr = - (2 * PROXIMITY_LINES_NR)
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for line_nr in range(1, len(a:lines))
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let line = a:lines[line_nr - 1]
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" process headers
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let h_match = matchlist(line, rxheader)
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if !empty(h_match) " got a header
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let header_line_nr = line_nr
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let header = vimwiki#u#trim(h_match[2])
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let level = len(h_match[1])
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let anchor_level[level-1] = header
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for l in range(level, 6)
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let anchor_level[l] = ''
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endfor
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if level == 1
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let current_complete_anchor = header
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else
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let current_complete_anchor = ''
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for l in range(level-1)
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if anchor_level[l] != ''
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let current_complete_anchor .= anchor_level[l].'#'
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endif
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endfor
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let current_complete_anchor .= header
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endif
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continue " tags are not allowed in headers
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endif
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" TODO ignore verbatim blocks
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" Scan line for tags. There can be many of them.
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let str = line
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while 1
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let tag_group = matchstr(str, rxtag)
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if tag_group == ''
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break
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endif
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let tagend = matchend(str, rxtag)
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let str = str[(tagend):]
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for tag in split(tag_group, ':')
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" Create metadata entry
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let entry = {}
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let entry.tagname = tag
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let entry.pagename = page_name
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let entry.lineno = line_nr
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if line_nr <= (header_line_nr + PROXIMITY_LINES_NR)
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let entry.link = page_name . '#' . current_complete_anchor
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elseif header_line_nr < 0
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" Tag appeared before the first header
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let entry.link = page_name
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else
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let entry.link = page_name . '#' . tag
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endif
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call add(metadata, entry)
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endfor
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endwhile
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endfor " loop over lines
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return metadata
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endfunction " }}}
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" vimwiki#base#metadata_file_path
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" Returns tags metadata file path
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function! vimwiki#base#metadata_file_path() abort "{{{
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return fnamemodify(VimwikiGet('path') . '/' . s:TAGS_METADATA_FILE_NAME, ':p')
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endfunction " }}}
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" vimwiki#base#load_tags_metadata
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" Loads tags metadata from file, returns a dictionary
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function! vimwiki#base#load_tags_metadata() abort "{{{
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let metadata_path = vimwiki#base#metadata_file_path()
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if !filereadable(metadata_path)
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return []
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endif
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let metadata = []
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for line in readfile(metadata_path)
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if line =~ '^!_TAG_FILE_'
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continue
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endif
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let parts = matchlist(line, '^\(.\{-}\);"\(.*\)$')
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if parts[0] == '' || parts[1] == '' || parts[2] == ''
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throw 'VimwikiTags1: Metadata file corrupted'
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endif
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let std_fields = split(parts[1], '\t')
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if len(std_fields) != 3
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throw 'VimwikiTags2: Metadata file corrupted'
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endif
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let vw_part = parts[2]
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if vw_part[0] != "\t"
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throw 'VimwikiTags3: Metadata file corrupted'
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endif
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let vw_fields = split(vw_part[1:], "\t")
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if len(vw_fields) != 1 || vw_fields[0] !~ '^vimwiki:'
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throw 'VimwikiTags4: Metadata file corrupted'
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endif
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let vw_data = substitute(vw_fields[0], '^vimwiki:', '', '')
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let vw_data = substitute(vw_data, '\\n', "\n", 'g')
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let vw_data = substitute(vw_data, '\\r', "\r", 'g')
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let vw_data = substitute(vw_data, '\\t', "\t", 'g')
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let vw_data = substitute(vw_data, '\\\\', "\\", 'g')
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let vw_fields = split(vw_data, "\t")
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if len(vw_fields) != 2
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throw 'VimwikiTags5: Metadata file corrupted'
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endif
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let entry = {}
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let entry.tagname = std_fields[0]
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let entry.pagename = vw_fields[0]
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let entry.lineno = std_fields[2]
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let entry.link = vw_fields[1]
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call add(metadata, entry)
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endfor
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return metadata
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endfunction " }}}
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" vimwiki#base#remove_page_from_tags
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" Removes all entries for given page from metadata in-place. Returns updated
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" metadata (just in case).
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function! vimwiki#base#remove_page_from_tags(metadata, page_name) "{{{
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let metadata = filter(a:metadata,
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\ "v:val.pagename != '" . substitute(a:page_name, "'", "''", '') . "'")
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return metadata
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endfunction " }}}
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" vimwiki#base#merge_tags
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" Merges two tags metadata objects into (new) one.
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function! vimwiki#base#merge_tags(metadata1, metadata2) "{{{
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return a:metadata1 + a:metadata2
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endfunction " }}}
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" vimwiki#base#write_tags_metadata
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" Saves metadata object into a file. Throws exceptions in case of problems.
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function! vimwiki#base#write_tags_metadata(metadata) "{{{
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let metadata_path = vimwiki#base#metadata_file_path()
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let entries = []
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for entry in a:metadata
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let entry_data = entry.pagename . "\t" . entry.link
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let entry_data = substitute(entry_data, "\\", '\\\\', 'g')
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let entry_data = substitute(entry_data, "\t", '\\t', 'g')
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let entry_data = substitute(entry_data, "\r", '\\r', 'g')
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let entry_data = substitute(entry_data, "\n", '\\n', 'g')
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call add(entries,
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\ entry.tagname . "\t"
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\ . entry.pagename . VimwikiGet('ext') . "\t"
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\ . entry.lineno
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\ . ';"'
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\ . "\t" . "vimwiki:" . entry_data
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\)
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endfor
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call sort(entries)
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call insert(entries, "!_TAG_FILE_SORTED\t1\t{anything}")
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call writefile(entries, metadata_path)
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endfunction " }}}
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" vimwiki#base#get_tags
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" Returns list of unique tags found in metadata
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function! vimwiki#base#get_tags(metadata) "{{{
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let tags = {}
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for entry in a:metadata
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let tags[entry.tagname] = 1
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endfor
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return keys(tags)
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endfunction " }}}
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" vimwiki#base#generate_tags
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" Similar to vimwiki#base#generate_links. In the current buffer, appends
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" tags and references to all their instances. If no arguments (tags) are
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" specified, outputs all tags.
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function! vimwiki#base#generate_tags(...) abort "{{{
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let need_all_tags = (a:0 == 0)
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let specific_tags = a:000
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let metadata = vimwiki#base#load_tags_metadata()
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call append(line('$'), [
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\ '',
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\ substitute(g:vimwiki_rxH1_Template, '__Header__', 'Generated Tags', '') ])
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call sort(metadata)
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let bullet = repeat(' ', vimwiki#lst#get_list_margin()).
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\ vimwiki#lst#default_symbol().' '
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let current_tag = ''
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for entry in metadata
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if need_all_tags || index(specific_tags, entry.tagname) != -1
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if entry.tagname != current_tag
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let current_tag = entry.tagname
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call append(line('$'), [
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\ '',
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\ substitute(g:vimwiki_rxH2_Template, '__Header__', entry.tagname, ''),
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\ '' ])
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endif
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call append(line('$'), bullet . '[[' . entry.link . ']]')
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endif
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endfor
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endfunction " }}}
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" }}}
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" Command completion functions {{{
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" vimwiki#base#complete_tags
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function! vimwiki#base#complete_tags(ArgLead, CmdLine, CursorPos) abort " {{{
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" We can safely ignore args if we use -custom=complete option, Vim engine
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" will do the job of filtering.
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let metadata = vimwiki#base#load_tags_metadata()
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let taglist = vimwiki#base#get_tags(metadata)
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return join(taglist, "\n")
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endfunction " }}}
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" vimwiki#base#complete_links_escaped
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function! vimwiki#base#complete_links_escaped(ArgLead, CmdLine, CursorPos) abort " {{{
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" We can safely ignore args if we use -custom=complete option, Vim engine
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274
autoload/vimwiki/tags.vim
Normal file
274
autoload/vimwiki/tags.vim
Normal file
@ -0,0 +1,274 @@
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" vim:tabstop=2:shiftwidth=2:expandtab:foldmethod=marker:textwidth=79
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" Vimwiki autoload plugin file
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let s:TAGS_METADATA_FILE_NAME = '.tags'
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" Tags metadata in-memory format:
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" metadata := [ entry, ... ]
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" entry := { 'tagname':..., 'pagename':..., 'lineno':..., 'link':... }
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" Tags metadata in-file format:
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"
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" Is based on CTags format (see |tags-file-format|).
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"
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" {tagaddress} is set to lineno. We'll let vim search by exact line number; we
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" can afford that, we assume metadata file is always updated before use.
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"
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" Pagename and link are not saved in standard ctags fields, so we'll add
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" an optional field, "vimwiki:". In this field, we encode tab-separated values
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" of missing parameters -- "pagename" and "link".
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" vimwiki#tags#update_tags
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" Update tags metadata.
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" a:full_rebuild == 1: re-scan entire wiki
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" a:full_rebuild == 0: only re-scan current page
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function! vimwiki#tags#update_tags(full_rebuild) "{{{
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if !a:full_rebuild
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" Updating for one page (current)
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let page_name = expand('%:t:r')
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" Collect tags in current file
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let tags = s:scan_tags(getline(1, '$'), page_name)
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" Load metadata file
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let metadata = vimwiki#tags#load_tags_metadata()
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" Drop old tags
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let metadata = s:remove_page_from_tags(metadata, page_name)
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" Merge in the new ones
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let metadata = s:merge_tags(metadata, tags)
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" Save
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call s:write_tags_metadata(metadata)
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else " full rebuild
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let files = s:find_files(g:vimwiki_current_idx, 0)
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let metadata = []
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for file in files
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let page_name = fnamemodify(file, ':t:r')
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let tags = s:scan_tags(readfile(file), page_name)
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let metadata = s:merge_tags(metadata, tags)
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endfor
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call s:write_tags_metadata(metadata)
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endif
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endfunction " }}}
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" s:scan_tags
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" Scans the list of text lines (argument) and produces tags metadata.
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function! s:scan_tags(lines, page_name) "{{{
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let metadata = []
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let page_name = a:page_name
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" Code wireframe to scan for headers -- borrowed from
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" vimwiki#base#get_anchors(), with minor modifications.
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let rxheader = g:vimwiki_{VimwikiGet('syntax')}_header_search
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let rxtag = g:vimwiki_{VimwikiGet('syntax')}_tag_search
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let anchor_level = ['', '', '', '', '', '', '']
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let current_complete_anchor = ''
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let PROXIMITY_LINES_NR = 5
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let header_line_nr = - (2 * PROXIMITY_LINES_NR)
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for line_nr in range(1, len(a:lines))
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let line = a:lines[line_nr - 1]
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" process headers
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let h_match = matchlist(line, rxheader)
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if !empty(h_match) " got a header
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let header_line_nr = line_nr
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let header = vimwiki#u#trim(h_match[2])
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let level = len(h_match[1])
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let anchor_level[level-1] = header
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for l in range(level, 6)
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let anchor_level[l] = ''
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endfor
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if level == 1
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let current_complete_anchor = header
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else
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let current_complete_anchor = ''
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for l in range(level-1)
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if anchor_level[l] != ''
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let current_complete_anchor .= anchor_level[l].'#'
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endif
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endfor
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let current_complete_anchor .= header
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endif
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continue " tags are not allowed in headers
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endif
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" TODO ignore verbatim blocks
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" Scan line for tags. There can be many of them.
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let str = line
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while 1
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let tag_group = matchstr(str, rxtag)
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if tag_group == ''
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break
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endif
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let tagend = matchend(str, rxtag)
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let str = str[(tagend):]
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for tag in split(tag_group, ':')
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" Create metadata entry
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let entry = {}
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let entry.tagname = tag
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let entry.pagename = page_name
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let entry.lineno = line_nr
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if line_nr <= (header_line_nr + PROXIMITY_LINES_NR)
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let entry.link = page_name . '#' . current_complete_anchor
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elseif header_line_nr < 0
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" Tag appeared before the first header
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let entry.link = page_name
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else
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let entry.link = page_name . '#' . tag
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endif
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call add(metadata, entry)
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endfor
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endwhile
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endfor " loop over lines
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return metadata
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endfunction " }}}
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" s:metadata_file_path
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" Returns tags metadata file path
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function! s:metadata_file_path() abort "{{{
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return fnamemodify(VimwikiGet('path') . '/' . s:TAGS_METADATA_FILE_NAME, ':p')
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endfunction " }}}
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" vimwiki#tags#load_tags_metadata
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" Loads tags metadata from file, returns a dictionary
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function! vimwiki#tags#load_tags_metadata() abort "{{{
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let metadata_path = s:metadata_file_path()
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if !filereadable(metadata_path)
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return []
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endif
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let metadata = []
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for line in readfile(metadata_path)
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if line =~ '^!_TAG_FILE_'
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continue
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endif
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let parts = matchlist(line, '^\(.\{-}\);"\(.*\)$')
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if parts[0] == '' || parts[1] == '' || parts[2] == ''
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throw 'VimwikiTags1: Metadata file corrupted'
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endif
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let std_fields = split(parts[1], '\t')
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if len(std_fields) != 3
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throw 'VimwikiTags2: Metadata file corrupted'
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endif
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let vw_part = parts[2]
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if vw_part[0] != "\t"
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throw 'VimwikiTags3: Metadata file corrupted'
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endif
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let vw_fields = split(vw_part[1:], "\t")
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if len(vw_fields) != 1 || vw_fields[0] !~ '^vimwiki:'
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throw 'VimwikiTags4: Metadata file corrupted'
|
||||
endif
|
||||
let vw_data = substitute(vw_fields[0], '^vimwiki:', '', '')
|
||||
let vw_data = substitute(vw_data, '\\n', "\n", 'g')
|
||||
let vw_data = substitute(vw_data, '\\r', "\r", 'g')
|
||||
let vw_data = substitute(vw_data, '\\t', "\t", 'g')
|
||||
let vw_data = substitute(vw_data, '\\\\', "\\", 'g')
|
||||
let vw_fields = split(vw_data, "\t")
|
||||
if len(vw_fields) != 2
|
||||
throw 'VimwikiTags5: Metadata file corrupted'
|
||||
endif
|
||||
let entry = {}
|
||||
let entry.tagname = std_fields[0]
|
||||
let entry.pagename = vw_fields[0]
|
||||
let entry.lineno = std_fields[2]
|
||||
let entry.link = vw_fields[1]
|
||||
call add(metadata, entry)
|
||||
endfor
|
||||
return metadata
|
||||
endfunction " }}}
|
||||
|
||||
" s:remove_page_from_tags
|
||||
" Removes all entries for given page from metadata in-place. Returns updated
|
||||
" metadata (just in case).
|
||||
function! s:remove_page_from_tags(metadata, page_name) "{{{
|
||||
let metadata = filter(a:metadata,
|
||||
\ "v:val.pagename != '" . substitute(a:page_name, "'", "''", '') . "'")
|
||||
return metadata
|
||||
endfunction " }}}
|
||||
|
||||
" s:merge_tags
|
||||
" Merges two tags metadata objects into (new) one.
|
||||
function! s:merge_tags(metadata1, metadata2) "{{{
|
||||
return a:metadata1 + a:metadata2
|
||||
endfunction " }}}
|
||||
|
||||
" s:write_tags_metadata
|
||||
" Saves metadata object into a file. Throws exceptions in case of problems.
|
||||
function! s:write_tags_metadata(metadata) "{{{
|
||||
let metadata_path = s:metadata_file_path()
|
||||
let entries = []
|
||||
for entry in a:metadata
|
||||
let entry_data = entry.pagename . "\t" . entry.link
|
||||
let entry_data = substitute(entry_data, "\\", '\\\\', 'g')
|
||||
let entry_data = substitute(entry_data, "\t", '\\t', 'g')
|
||||
let entry_data = substitute(entry_data, "\r", '\\r', 'g')
|
||||
let entry_data = substitute(entry_data, "\n", '\\n', 'g')
|
||||
call add(entries,
|
||||
\ entry.tagname . "\t"
|
||||
\ . entry.pagename . VimwikiGet('ext') . "\t"
|
||||
\ . entry.lineno
|
||||
\ . ';"'
|
||||
\ . "\t" . "vimwiki:" . entry_data
|
||||
\)
|
||||
endfor
|
||||
call sort(entries)
|
||||
call insert(entries, "!_TAG_FILE_SORTED\t1\t{anything}")
|
||||
call writefile(entries, metadata_path)
|
||||
endfunction " }}}
|
||||
|
||||
" vimwiki#tags#get_tags
|
||||
" Returns list of unique tags found in metadata
|
||||
function! vimwiki#tags#get_tags(metadata) "{{{
|
||||
let tags = {}
|
||||
for entry in a:metadata
|
||||
let tags[entry.tagname] = 1
|
||||
endfor
|
||||
return keys(tags)
|
||||
endfunction " }}}
|
||||
|
||||
" vimwiki#tags#generate_tags
|
||||
" Similar to vimwiki#base#generate_links. In the current buffer, appends
|
||||
" tags and references to all their instances. If no arguments (tags) are
|
||||
" specified, outputs all tags.
|
||||
function! vimwiki#tags#generate_tags(...) abort "{{{
|
||||
let need_all_tags = (a:0 == 0)
|
||||
let specific_tags = a:000
|
||||
|
||||
let metadata = vimwiki#tags#load_tags_metadata()
|
||||
|
||||
call append(line('$'), [
|
||||
\ '',
|
||||
\ substitute(g:vimwiki_rxH1_Template, '__Header__', 'Generated Tags', '') ])
|
||||
|
||||
call sort(metadata)
|
||||
|
||||
let bullet = repeat(' ', vimwiki#lst#get_list_margin()).
|
||||
\ vimwiki#lst#default_symbol().' '
|
||||
let current_tag = ''
|
||||
for entry in metadata
|
||||
if need_all_tags || index(specific_tags, entry.tagname) != -1
|
||||
if entry.tagname != current_tag
|
||||
let current_tag = entry.tagname
|
||||
call append(line('$'), [
|
||||
\ '',
|
||||
\ substitute(g:vimwiki_rxH2_Template, '__Header__', entry.tagname, ''),
|
||||
\ '' ])
|
||||
endif
|
||||
call append(line('$'), bullet . '[[' . entry.link . ']]')
|
||||
endif
|
||||
endfor
|
||||
endfunction " }}}
|
||||
|
||||
" vimwiki#tags#complete_tags
|
||||
function! vimwiki#tags#complete_tags(ArgLead, CmdLine, CursorPos) abort " {{{
|
||||
" We can safely ignore args if we use -custom=complete option, Vim engine
|
||||
" will do the job of filtering.
|
||||
let metadata = vimwiki#tags#load_tags_metadata()
|
||||
let taglist = vimwiki#tags#get_tags(metadata)
|
||||
return join(taglist, "\n")
|
||||
endfunction " }}}
|
||||
|
||||
@ -68,8 +68,8 @@ function! Complete_wikifiles(findstart, base)
|
||||
return []
|
||||
elseif s:line_context == ':'
|
||||
" Tags completion
|
||||
let metadata = vimwiki#base#load_tags_metadata()
|
||||
let tags = vimwiki#base#get_tags(metadata)
|
||||
let metadata = vimwiki#tags#load_tags_metadata()
|
||||
let tags = vimwiki#tags#get_tags(metadata)
|
||||
if a:base != ''
|
||||
call filter(tags,
|
||||
\ "v:val[:" . (len(a:base)-1) . "] == '" . substitute(a:base, "'", "''", '') . "'" )
|
||||
@ -311,11 +311,11 @@ command! -buffer VimwikiDiaryNextDay call vimwiki#diary#goto_next_day()
|
||||
command! -buffer VimwikiDiaryPrevDay call vimwiki#diary#goto_prev_day()
|
||||
|
||||
" tags commands
|
||||
command! -buffer VimwikiRebuildTags call vimwiki#base#update_tags(1)
|
||||
command! -buffer -nargs=* -complete=custom,vimwiki#base#complete_tags
|
||||
command! -buffer VimwikiRebuildTags call vimwiki#tags#update_tags(1)
|
||||
command! -buffer -nargs=* -complete=custom,vimwiki#tags#complete_tags
|
||||
\ VimwikiSearchTags VimwikiSearch /:<args>:/
|
||||
command! -buffer -nargs=* -complete=custom,vimwiki#base#complete_tags
|
||||
\ VimwikiGenerateTags call vimwiki#base#generate_tags(<f-args>)
|
||||
command! -buffer -nargs=* -complete=custom,vimwiki#tags#complete_tags
|
||||
\ VimwikiGenerateTags call vimwiki#tags#generate_tags(<f-args>)
|
||||
|
||||
" COMMANDS }}}
|
||||
|
||||
@ -653,7 +653,7 @@ endif
|
||||
if VimwikiGet('auto_tags')
|
||||
" Automatically update tags metadata on page write.
|
||||
augroup vimwiki
|
||||
au BufWritePost <buffer> call vimwiki#base#update_tags(0)
|
||||
au BufWritePost <buffer> call vimwiki#tags#update_tags(0)
|
||||
augroup END
|
||||
endif
|
||||
" AUTOCOMMANDS }}}
|
||||
|
||||
Loading…
Reference in New Issue
Block a user