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Merge pull request #610 from wpferguson/fix_selection_to_pdf_open

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official/selection_to_pdf
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wpferguson
2025-11-23 21:09:02 -05:00
committed by GitHub
parent db505f1e0a d696e6e3f2
commit e831f377bf
1 changed files with 30 additions and 16 deletions
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46
official/selection_to_pdf.lua
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@@ -44,6 +44,10 @@ local function _(msg)
return gettext(msg)
end
local NIX_OPEN <const> = "xdg-open "
local MAC_OPEN <const> = "open "
local WIN_OPEN <const> = "start "
-- return data structure for script_manager
local script_data = {}
@@ -63,8 +67,8 @@ script_data.show = nil -- only required for libs since the destroy_method only h
dt.preferences.register
("selection_to_pdf","Open with","string",
_("a pdf viewer"),
_("can be an absolute pathname or the tool may be in the PATH"),
"xdg-open")
_("can be an absolute pathname or the tool may be in the PATH\nif not specified the system default will be used to open the pdf"),
"")
local title_widget = dt.new_widget("entry") {
placeholder = _("title")
@@ -115,8 +119,9 @@ local function thumbnail(latexfile,i,image,file)
-- fact is that latex will get confused if the filename has multiple dots.
-- so \includegraphics{file.01.jpg} wont work. We need to output the filename
-- and extention separated, e.g: \includegraphics{{file.01}.jpg}
local filenoext=string.gsub(file, "(.*)(%..*)", "%1")
local ext=string.gsub(file, "(.*)(%..*)", "%2")
local filenoext = string.gsub(file, "(.*)(%..*)", "%1")
local ext = string.gsub(file, "(.*)(%..*)", "%2")
my_write(latexfile,"\\begin{minipage}[b]{"..width.."\\textwidth}\n")
my_write(latexfile,"\\includegraphics[width=\\textwidth]{{"..filenoext.."}"..ext.."}\\newline\n")
my_write(latexfile,"\\centering{"..i..": \\verb|"..title.."|}\n")
@@ -138,7 +143,7 @@ dt.register_storage("export_pdf", _("export thumbnails to pdf"),
end
local thumbs_per_line = no_of_thumbs_widget.value
thumbs_per_line = tonumber(thumbs_per_line)
width = (1/thumbs_per_line) - 0.01
width = (1 / thumbs_per_line) - 0.01
local preamble = [[
\documentclass[a4paper,10pt]{article}
@@ -148,31 +153,31 @@ dt.register_storage("export_pdf", _("export thumbnails to pdf"),
\usepackage{geometry}
\geometry{a4paper,left=5mm,right=5mm, top=5mm, bottom=5mm}
\begin{document}
{\Large\bfseries ]]..my_title..[[} \\
{\Large\bfseries ]] .. my_title .. [[} \\
\bigskip\bigskip
]]
local errmsg
local latexfile
latexfile,errmsg=io.open(filename,"w")
latexfile,errmsg = io.open(filename, "w")
if not latexfile then
error(errmsg)
end
my_write(latexfile,preamble)
my_write(latexfile, preamble)
local i = 1
for img,file in pairs(image_table) do
thumbnail(latexfile,i,img,file)
for img, file in pairs(image_table) do
thumbnail(latexfile, i, img, file)
if i % thumbs_per_line == 0 then
my_write(latexfile,"\n\\bigskip\n")
my_write(latexfile, "\n\\bigskip\n")
end
i = i+1
i = i + 1
end
my_write(latexfile,ending)
latexfile:close()
-- convert to PDF
local dir=string.gsub(filename, "(.*/)(.*)", "%1")
local locfile=string.gsub(filename, "(.*/)(.*)", "%2")
local dir = string.gsub(filename, "(.*/)(.*)", "%1")
local locfile = string.gsub(filename, "(.*/)(.*)", "%2")
local command = "pdflatex -halt-on-error -output-directory "..dir.." "..locfile
local result = dt.control.execute(command)
if result ~= 0 then
@@ -181,9 +186,18 @@ dt.register_storage("export_pdf", _("export thumbnails to pdf"),
end
-- open the PDF
local pdffile=string.gsub(filename, ".tex", ".pdf")
local pdffile = string.gsub(filename, ".tex", ".pdf")
command = dt.preferences.read("selection_to_pdf","Open with","string")
command = command.." "..pdffile
if command == "" then
if dt.configuration.running_os == "windows" then
command = WIN_OPEN
elseif dt.configuration.running_os == "macos" then
command = MAC_OPEN
else
command = NIX_OPEN
end
end
command = command .. " " .. pdffile
local result = dt.control.execute(command)
if result ~= 0 then
dt.print(_("problem running pdf viewer")) -- this one is probably usefull to the user