view share/lua/5.2/luarocks/index.lua @ 11340:77399ae45cb1

<wob_jonas> slashlearn peace witch//Peace witches do alchemy: they turn mundane building material to gold. They\'re in the same universe where Bowser turned peaceful citizens of the Mushroom Kingdom to building material.
author HackBot
date Tue, 06 Feb 2018 23:37:00 +0000
parents d137f631bad5
children
line wrap: on
line source


--- Module which builds the index.html page to be used in rocks servers.
module("luarocks.index", package.seeall)

local util = require("luarocks.util")
local fs = require("luarocks.fs")
local deps = require("luarocks.deps")
local persist = require("luarocks.persist")
local dir = require("luarocks.dir")
local manif = require("luarocks.manif")

local ext_url_target = ' target="_blank"'

local index_header = [[
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
<head>
<title>Available rocks</title>
<meta http-equiv="content-type" content="text/html; charset=iso-8859-1">
<style>
body {
   background-color: white;
   font-family: "bitstream vera sans", "verdana", "sans";
   font-size: 14px;
}
a {
   color: #0000c0;
   text-decoration: none;
}
a:hover {
   text-decoration: underline;
}
td.main {
   border-style: none;
}
blockquote {
   font-size: 12px;
}
td.package {
   background-color: #f0f0f0;
   vertical-align: top;
}
td.spacer {
   height: 5px;
}
td.version {
   background-color: #d0d0d0;
   vertical-align: top;
   text-align: left;
   padding: 5px;
   width: 100px;
}
p.manifest {
   font-size: 8px;
}
</style>
</head>
<body>
<h1>Available rocks</h1>
<p>
Lua modules available from this location for use with <a href="http://www.luarocks.org">LuaRocks</a>:
</p>
<table class="main">
]]

local index_package_start = [[
<td class="package">
<p><a name="$anchor"></a><b>$package</b> - $summary<br/>
</p><blockquote><p>$detailed<br/>
$externaldependencies
<font size="-1"><a href="$original">latest sources</a> $homepage | License: $license</font></p>
</blockquote></a></td>
<td class="version">
]]

local index_package_end = [[
</td></tr>
<tr><td colspan="2" class="spacer"></td></tr>
]]

local index_footer = [[
</table>
<p class="manifest">
<a href="manifest">manifest file</a>
</p>
</body>
</html>
]]

function format_external_dependencies(rockspec)
   if rockspec.external_dependencies then
      local deplist = {}
      local listed_set = {}
      local plats = nil
      for name, desc in util.sortedpairs(rockspec.external_dependencies) do
         if name ~= "platforms" then
            table.insert(deplist, name:lower())
            listed_set[name] = true
         else
            plats = desc
         end
      end
      if plats then
         for plat, entries in util.sortedpairs(plats) do
            for name, desc in util.sortedpairs(entries) do
               if not listed_set[name] then
                  table.insert(deplist, name:lower() .. " (on "..plat..")")
               end
            end
         end
      end
      return '<p><b>External dependencies:</b> ' .. table.concat(deplist, ',&nbsp;').. '</p>'
   else
      return ""
   end
end

function make_index(repo)
   if not fs.is_dir(repo) then
      return nil, "Cannot access repository at "..repo
   end
   local manifest = manif.load_manifest(repo)
   local out = io.open(dir.path(repo, "index.html"), "w")
   
   out:write(index_header)
   for package, version_list in util.sortedpairs(manifest.repository) do
      local latest_rockspec = nil
      local output = index_package_start
      for version, data in util.sortedpairs(version_list, deps.compare_versions) do
         local versions = {}
         output = output..version..':&nbsp;'
         table.sort(data, function(a,b) return a.arch < b.arch end)
         for _, item in ipairs(data) do
            local link = '<a href="$url">'..item.arch..'</a>'
            if item.arch == 'rockspec' then
               local rs = ("%s-%s.rockspec"):format(package, version)
               if not latest_rockspec then latest_rockspec = rs end
               link = link:gsub("$url", rs)
            else
               link = link:gsub("$url", ("%s-%s.%s.rock"):format(package, version, item.arch))
            end
            table.insert(versions, link)
         end
         output = output .. table.concat(versions, ',&nbsp;') .. '<br/>'
      end
      output = output .. index_package_end
      if latest_rockspec then
         local rockspec = persist.load_into_table(dir.path(repo, latest_rockspec))
         local descript = rockspec.description or {}
         local vars = {
            anchor = package,
            package = rockspec.package,
            original = rockspec.source.url,
            summary = descript.summary or "",
            detailed = descript.detailed or "",
            license = descript.license or "N/A",
            homepage = descript.homepage and ('| <a href="'..descript.homepage..'"'..ext_url_target..'>project homepage</a>') or "",
            externaldependencies = format_external_dependencies(rockspec)
         }
         vars.detailed = vars.detailed:gsub("\n\n", "</p><p>"):gsub("%s+", " ")
         vars.detailed = vars.detailed:gsub("(https?://[a-zA-Z0-9%.%%-_%+%[%]=%?&/$@;:]+)", '<a href="%1"'..ext_url_target..'>%1</a>')
         output = output:gsub("$(%w+)", vars)
      else
         output = output:gsub("$anchor", package)
         output = output:gsub("$package", package)
         output = output:gsub("$(%w+)", "")
      end
      out:write(output)
   end
   out:write(index_footer)
   out:close()
end