Added PapisView

PapisView: when cursor on a citation, opens the pdf through papis
normal! everywhere also, to make that the command does not use
userdefined mappings.

plugin/papis.vim

@@ -10,9 +10,9 @@ function! s:get_reference(line)
 endfunction
 
 function! s:inside_cite_body()
-  execute "silent! normal mq?\\\\cite\\|}\r"
+  execute "silent! normal! mq?\\\\cite\\|}\r"
   let l:inbody = getline('.')[col('.')-1: col('.') + 3] ==# '\cite'
-  execute "normal `q"
+  execute "normal! `q"
   return l:inbody
 endfunction
 
@@ -39,15 +39,60 @@ function! s:handler(a)
   else
     " If you are already in a \cite{} body
     if s:inside_cite_body()
-      execute "normal \/\}\rgea, " . join(l:candidates, ", ") ."\e"
+      execute "normal! \/\}\rgea, " . join(l:candidates, ", ") ."\e"
     " start a fresh \cite{} body
     else
-      execute "normal a\\cite{" . join(l:candidates, ", ") . "}\e"
+      execute "normal! a\\cite{" . join(l:candidates, ", ") . "}\e"
     endif
   endif
 endfunction
 
 let g:PapisFormat = '"{doc[author]}: {doc[title]}'
+let g:PapisBackend = 'whoosh'
 
 command! -bang -nargs=* Papis
-      \ call fzf#run(fzf#wrap({'source': 'papis list <args> --format ' . g:PapisFormat . ' @{doc[ref]}"', 'sink*': function('<sid>handler'), 'options': '--multi --expect=ctrl-y --print-query'}))
+      \ call fzf#run(fzf#wrap({'source': 'papis list "*" <args> --format ' . g:PapisFormat . ' @{doc[ref]}"', 'sink*': function('<sid>handler'), 'options': '--multi --expect=ctrl-y --print-query'}))
+
+function! s:get_citeref(cite, full_list)
+  for l:ref in a:full_list
+    if a:cite ==# substitute(l:ref, "/", "", "g")
+      return l:ref
+    endif
+  endfor
+endfunction
+
+function! s:get_all_citerefs()
+  return systemlist('papis list "ref:*" --format "{doc[ref]}"')
+endfunction
+
+function! s:get_cite_under_cursor()
+  if s:inside_cite_body()
+    if getline('.')[col('.') -1] ==# ','
+      return
+    endif
+
+    execute "silent! normal! mq/[}{]\r"
+    if getline('.')[col('.') -1] ==# '{'
+      execute "silent! normal! `q"
+      return
+    endif
+
+    execute "silent! normal! `q"
+    execute "silent! normal! ?[{,]\rwv/[,}]\rge\"qy`q"
+    return @q
+  endif
+endfunction
+
+function! s:PapisView()
+  let l:cite = s:get_cite_under_cursor()
+  if l:cite ==# ""
+    return
+  endif
+
+  let l:full_list = s:get_all_citerefs()
+  let l:ref = s:get_citeref(l:cite, l:full_list)
+  call system('papis open "ref:' . l:ref . '"')
+endfunction
+
+command! -bang PapisView
+      \ call s:PapisView()