Mercurial > prosody-modules
annotate mod_invites_page/mod_invites_page.lua @ 5101:801ca82b6538
mod_s2soutinjection: Remove undefined global (thanks Damian)
Probably leftover from mod_onions. I don't think this had any effect
other than Prosody warning about touching the global scope
author | Kim Alvefur <zash@zash.se> |
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date | Fri, 02 Dec 2022 22:03:29 +0100 |
parents | 75b6e5df65f9 |
children | efdaffc878a9 |
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1 local st = require "util.stanza"; |
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2 local url_escape = require "util.http".urlencode; |
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3 |
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4 local base_url = "https://"..module.host.."/"; |
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5 |
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6 local render_html_template = require"util.interpolation".new("%b{}", st.xml_escape, { |
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7 urlescape = url_escape; |
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8 lower = string.lower; |
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9 classname = function (s) return (s:gsub("%W+", "-")); end; |
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10 relurl = function (s) |
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11 if s:match("^%w+://") then |
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12 return s; |
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13 end |
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14 return base_url.."/"..s; |
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15 end; |
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16 }); |
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17 local render_url = require "util.interpolation".new("%b{}", url_escape, { |
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18 urlescape = url_escape; |
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19 noscheme = function (url) |
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20 return (url:gsub("^[^:]+:", "")); |
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21 end; |
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22 }); |
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23 |
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24 local site_name = module:get_option_string("site_name", module.host); |
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25 local site_apps; |
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26 |
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27 -- Enable/disable built-in invite pages |
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28 local external_only = module:get_option_boolean("invites_page_external", false); |
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29 |
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30 local http_files; |
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31 |
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32 if not external_only then |
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33 -- Load HTTP-serving dependencies |
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34 if prosody.shutdown then -- not if running under prosodyctl |
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35 module:depends("http"); |
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36 |
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37 if prosody.process_type == "prosody" then |
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38 http_files = require "net.http.files"; |
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39 else |
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40 http_files = module:depends"http_files"; |
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41 end |
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42 end |
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43 -- Calculate automatic base_url default |
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44 base_url = module.http_url and module:http_url(); |
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45 |
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46 -- Load site apps info |
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47 module:depends("register_apps"); |
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48 site_apps = module:shared("register_apps/apps"); |
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49 end |
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50 |
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51 local invites = module:depends("invites"); |
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52 |
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53 -- Point at eg https://github.com/ge0rg/easy-xmpp-invitation |
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54 -- This URL must always be absolute, as it is shared standalone |
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55 local invite_url_template = module:get_option_string("invites_page", base_url and (base_url.."?{invite.token}") or nil); |
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56 -- This URL is relative to the invite page, or can be absolute |
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57 local register_url_template = module:get_option_string("invites_registration_page", "register?t={invite.token}&c={app.id}"); |
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58 |
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59 local function add_landing_url(invite) |
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60 if not invite_url_template then return; end |
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61 -- TODO: we don't currently have a landing page for subscription-only invites, |
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62 -- so the user will only receive a URI. The client should be able to handle this |
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63 -- by automatically falling back to a client-specific landing page, per XEP-0401. |
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64 if not invite.allow_registration then return; end |
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65 invite.landing_page = render_url(invite_url_template, { host = module.host, invite = invite }); |
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66 end |
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67 |
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68 module:hook("invite-created", add_landing_url); |
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69 |
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70 if external_only then |
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71 return; |
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72 end |
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73 |
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74 local function render_app_urls(apps, invite_vars) |
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75 local rendered_apps = {}; |
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76 for _, unrendered_app in ipairs(apps) do |
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77 local app = setmetatable({}, { __index = unrendered_app }); |
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78 local template_vars = { app = app, invite = invite_vars, base_url = base_url }; |
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79 if app.magic_link_format then |
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80 -- Magic link generally links directly to third-party |
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81 app.proceed_url = render_url(app.magic_link_format or app.link or "#", template_vars); |
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82 elseif app.supports_preauth_uri then |
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83 -- Proceed to a page that guides the user to download, and then |
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84 -- click the URI button |
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85 app.proceed_url = render_url("{base_url!}/setup/{app.id}?{invite.token}", template_vars); |
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86 else |
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87 -- Manual means proceed to web registration, but include app id |
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88 -- so it can show post-registration instructions |
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89 app.proceed_url = render_url(register_url_template, template_vars); |
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90 end |
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91 table.insert(rendered_apps, app); |
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92 end |
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93 return rendered_apps; |
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94 end |
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95 |
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96 function serve_invite_page(event) |
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97 local invite_page_template = assert(module:load_resource("html/invite.html")):read("*a"); |
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98 local invalid_invite_page_template = assert(module:load_resource("html/invite_invalid.html")):read("*a"); |
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99 |
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100 event.response.headers["Content-Type"] = "text/html; charset=utf-8"; |
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101 |
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102 local invite = invites.get(event.request.url.query); |
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103 if not invite then |
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104 return render_html_template(invalid_invite_page_template, { |
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105 site_name = site_name; |
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106 static = base_url.."/static"; |
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107 }); |
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108 end |
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109 |
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110 local template_vars = { |
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111 site_name = site_name; |
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112 token = invite.token; |
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113 uri = invite.uri; |
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114 type = invite.type; |
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115 jid = invite.jid; |
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116 inviter = invite.inviter; |
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117 static = base_url.."/static"; |
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118 }; |
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119 template_vars.apps = render_app_urls(site_apps, template_vars); |
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120 |
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121 local invite_page = render_html_template(invite_page_template, template_vars); |
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122 |
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123 event.response.headers["Link"] = ([[<%s>; rel="alternate"]]):format(template_vars.uri); |
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124 return invite_page; |
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125 end |
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126 |
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127 function serve_setup_page(event, app_id) |
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128 local invite_page_template = assert(module:load_resource("html/client.html")):read("*a"); |
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129 local invalid_invite_page_template = assert(module:load_resource("html/invite_invalid.html")):read("*a"); |
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130 |
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131 event.response.headers["Content-Type"] = "text/html; charset=utf-8"; |
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132 |
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133 local invite = invites.get(event.request.url.query); |
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134 if not invite then |
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135 return render_html_template(invalid_invite_page_template, { |
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136 site_name = site_name; |
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137 static = base_url.."/static"; |
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138 }); |
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139 end |
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140 |
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141 local template_vars = { |
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142 site_name = site_name; |
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143 apps = site_apps; |
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144 token = invite.token; |
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145 uri = invite.uri; |
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146 type = invite.type; |
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147 jid = invite.jid; |
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148 static = base_url.."/static"; |
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149 }; |
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150 template_vars.app = render_app_urls({ site_apps[app_id] }, template_vars)[1]; |
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151 |
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152 local invite_page = render_html_template(invite_page_template, template_vars); |
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153 return invite_page; |
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154 end |
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155 |
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156 local mime_map = { |
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157 png = "image/png"; |
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158 svg = "image/svg+xml"; |
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159 js = "application/javascript"; |
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160 }; |
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161 |
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162 module:provides("http", { |
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163 route = { |
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164 ["GET"] = serve_invite_page; |
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165 ["GET /setup/*"] = serve_setup_page; |
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166 ["GET /static/*"] = http_files and http_files.serve({ path = module:get_directory().."/static", mime_map = mime_map }); |
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167 }; |
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168 }); |