| 1 | -- resty-gitweb@app.lua |
| 2 | -- Entry point for git HTTP site implementation |
| 3 |
|
| 4 | -- Copyright (c) 2020 Joshua 'joshuas3' Stockin |
| 5 | -- <https://git.joshstock.in/resty-gitweb> |
| 6 | -- This software is licensed under the MIT License. |
| 7 |
|
| 8 | local puremagic = require("puremagic") |
| 9 |
|
| 10 | local utils = require("utils/utils") |
| 11 | local git = require("git/git") |
| 12 | local parse_uri = require("utils/parse_uri") |
| 13 |
|
| 14 | local parsed_uri = parse_uri() |
| 15 | local view |
| 16 | local content |
| 17 |
|
| 18 | if parsed_uri.repo == nil then |
| 19 | content = require("pages/index")(yaml_config) |
| 20 | else -- repo found |
| 21 | local repo |
| 22 | for _,r in pairs(yaml_config) do |
| 23 | if parsed_uri.repo == r.name then |
| 24 | repo = r |
| 25 | break |
| 26 | end |
| 27 | end |
| 28 | if repo then |
| 29 | local repo_dir = repo.location.dev |
| 30 | view = parsed_uri.parts[2] or "tree" |
| 31 | local branch |
| 32 |
|
| 33 | if pcall(function() -- if branch is real |
| 34 | branch = git.get_head(repo_dir, parsed_uri.parts[3]) -- if parts[3] is nil, defaults to "HEAD" |
| 35 | end) then |
| 36 | local res, status = pcall(function() -- effectively catch any errors, 404 if any |
| 37 | if view == "tree" then -- directory display (with automatic README rendering) |
| 38 | local path = parsed_uri.parts |
| 39 | table.remove(path, 3) -- branch |
| 40 | table.remove(path, 2) -- "tree" |
| 41 | table.remove(path, 1) -- repo |
| 42 | if #path > 0 then |
| 43 | path = table.concat(path, "/").."/" |
| 44 | else |
| 45 | path = "" |
| 46 | end |
| 47 |
|
| 48 | content = require("pages/tree")(repo, repo_dir, branch, path) |
| 49 | elseif view == "blob" then |
| 50 | local path = parsed_uri.parts |
| 51 | table.remove(path, 3) -- branch |
| 52 | table.remove(path, 2) -- "tree" |
| 53 | table.remove(path, 1) -- repo |
| 54 | if #path > 0 then |
| 55 | path = table.concat(path, "/") |
| 56 | else |
| 57 | path = "" |
| 58 | end |
| 59 |
|
| 60 | content = require("pages/blob")(repo, repo_dir, branch, path) |
| 61 | elseif view == "raw" then |
| 62 | local path = parsed_uri.parts |
| 63 | table.remove(path, 3) -- branch |
| 64 | table.remove(path, 2) -- "tree" |
| 65 | table.remove(path, 1) -- repo |
| 66 | if #path > 0 then |
| 67 | path = table.concat(path, "/") |
| 68 | else |
| 69 | path = "" |
| 70 | end |
| 71 |
|
| 72 | content, is_binary = require("pages/raw")(repo, repo_dir, branch, path) |
| 73 | if content then |
| 74 | if is_binary then |
| 75 | mimetype = puremagic.via_content(content.body, path) |
| 76 | content.type = mimetype |
| 77 | else |
| 78 | content.type = "text/plain" |
| 79 | end |
| 80 | end |
| 81 |
|
| 82 | elseif view == "log" then |
| 83 | content = require("pages/log")(repo, repo_dir, branch, ngx.var.arg_n, ngx.var.arg_skip) |
| 84 | elseif view == "refs" then |
| 85 | content = require("pages/refs")(repo, repo_dir, branch) |
| 86 | elseif view == "download" then |
| 87 | content = require("pages/download")(repo, repo_dir, branch) |
| 88 | elseif view == "commit" then |
| 89 | -- /repo/commit/[COMMIT HASH] |
| 90 | end |
| 91 | end) -- pcall |
| 92 |
|
| 93 | if res ~= true then |
| 94 | ngx.say(res) |
| 95 | ngx.say(status) |
| 96 | ngx.exit(ngx.HTTP_NOT_FOUND) |
| 97 | return |
| 98 | end |
| 99 | end |
| 100 | end |
| 101 | end |
| 102 |
|
| 103 | if content ~= nil then -- TODO: HTML templates from files, static serving |
| 104 | if view ~= "raw" then |
| 105 | ngx.header.content_type = "text/html" |
| 106 | ngx.say([[<style> |
| 107 | @import url('https://fonts.googleapis.com/css?family=Fira+Sans:400,400i,700,700i&display=swap'); |
| 108 | *{ |
| 109 | box-sizing:border-box; |
| 110 | } |
| 111 | body{ |
| 112 | color: #212121; |
| 113 | font-family:'Fira Sans', sans-serif; |
| 114 | padding-bottom:200px; |
| 115 | line-height:1.4; |
| 116 | max-width:1000px; |
| 117 | margin:20px auto; |
| 118 | } |
| 119 | body>h2{ |
| 120 | margin-top:5px; |
| 121 | margin-bottom:0; |
| 122 | } |
| 123 | h3{ |
| 124 | margin-bottom:4px; |
| 125 | } |
| 126 | td,th{ |
| 127 | padding:2px 5px; |
| 128 | border:1px solid #858585; |
| 129 | text-align:left; |
| 130 | vertical-align:top; |
| 131 | } |
| 132 | th{ |
| 133 | border:1px solid #000; |
| 134 | } |
| 135 | table.files,table.log,table.blob{ |
| 136 | width:100%; |
| 137 | max-width:100%; |
| 138 | } |
| 139 | table{ |
| 140 | border-collapse:collapse; |
| 141 | overflow:auto; |
| 142 | font-family: monospace; |
| 143 | font-size:14px; |
| 144 | } |
| 145 | table.files td:first-child{ |
| 146 | padding-right:calc(5px + 1em); |
| 147 | } |
| 148 | table.files td:not(:nth-child(2)), table.log td:not(:nth-child(4)){ |
| 149 | width:1%; |
| 150 | white-space:nowrap; |
| 151 | } |
| 152 | span.q{ |
| 153 | text-decoration:underline; |
| 154 | text-decoration-style:dotted; |
| 155 | } |
| 156 | .q:hover{ |
| 157 | cursor:help; |
| 158 | } |
| 159 | th, tr:hover{ /*darker color for table head, hovered-over rows*/ |
| 160 | background-color:#dedede; |
| 161 | } |
| 162 | div.markdown{ |
| 163 | width:100%; |
| 164 | padding:20px 50px; |
| 165 | border:1px solid #858585; |
| 166 | border-radius:6px; |
| 167 | } |
| 168 | img{ |
| 169 | max-width:100%; |
| 170 | } |
| 171 | pre{ |
| 172 | background-color:#eee; |
| 173 | padding:15px; |
| 174 | overflow-x:auto; |
| 175 | border-radius:8px; |
| 176 | } |
| 177 | :not(pre)>code{ |
| 178 | background-color:#eee; |
| 179 | padding:2.5px; |
| 180 | border-radius:4px; |
| 181 | } |
| 182 | |
| 183 | div.blob { |
| 184 | border:1px solid #858585; |
| 185 | overflow-x: auto; |
| 186 | } |
| 187 | table.blob { |
| 188 | font-size:1em; |
| 189 | width:100%; |
| 190 | max-width:100%; |
| 191 | line-height:1; |
| 192 | } |
| 193 | table.blob tr:hover { |
| 194 | background-color: inherit; |
| 195 | } |
| 196 | table.blob td{ |
| 197 | border:none; |
| 198 | padding:1px 5px; |
| 199 | } |
| 200 | table.blob.binary th { |
| 201 | max-width:100%; |
| 202 | } |
| 203 | table.blob.binary th span:not(:last-child){ |
| 204 | margin-right:10px; |
| 205 | } |
| 206 | table.blob.binary tr, table.blob.binary td{ |
| 207 | text-align:center; |
| 208 | padding: 0; |
| 209 | } |
| 210 | table.blob.binary td>img, table.blob.binary td>video{ |
| 211 | max-width:100%; |
| 212 | max-height:600px; |
| 213 | } |
| 214 | table.blob.lines td:first-child{ |
| 215 | text-align: right; |
| 216 | padding-left:20px; |
| 217 | user-select: none; |
| 218 | color:#858585; |
| 219 | max-width:1%; |
| 220 | white-space:nowrap; |
| 221 | } |
| 222 | table.blob.lines td:first-child:hover{ |
| 223 | color: #454545; |
| 224 | } |
| 225 | table.blob.lines td:nth-child(2){ |
| 226 | width:100%; |
| 227 | white-space:pre; |
| 228 | } |
| 229 | |
| 230 | a{ |
| 231 | text-decoration:none; |
| 232 | color: #0077aa; |
| 233 | display: inline-block; |
| 234 | } |
| 235 | a:hover{ |
| 236 | text-decoration:underline; |
| 237 | } |
| 238 | .home-banner h1 { |
| 239 | margin-top:40px; |
| 240 | margin-bottom:0; |
| 241 | } |
| 242 | .home-banner p { |
| 243 | margin-top:8px; |
| 244 | margin-bottom:30px; |
| 245 | } |
| 246 | .repo-section .name { |
| 247 | margin-bottom:0; |
| 248 | } |
| 249 | .repo-section h3 { |
| 250 | margin-top:10px; |
| 251 | } |
| 252 | .repo-section .description { |
| 253 | margin-top:8px; |
| 254 | } |
| 255 | .repo-section .nav { |
| 256 | margin-top:10px; |
| 257 | } |
| 258 | hr { |
| 259 | margin: 20px 0; |
| 260 | } |
| 261 | </style>]]) |
| 262 |
|
| 263 | if parsed_uri.repo then |
| 264 | local arrow_left_circle = [[<img style="width:1.2em;height:1.2em;vertical-align:middle;margin-right:0.2em" src="https://joshuas3.s3.amazonaws.com/svg/arrow-left.svg"/>]] |
| 265 | ngx.say("<a style=\"margin-left:-1.35em\" href=\"/\">"..arrow_left_circle.."<span style=\"vertical-align:middle\">Index</span></a>") |
| 266 | end |
| 267 | ngx.print(content:build()) |
| 268 | else |
| 269 | ngx.header.content_type = content.type |
| 270 | ngx.print(content.body) |
| 271 | end |
| 272 | ngx.exit(ngx.HTTP_OK) |
| 273 | return |
| 274 | else |
| 275 | ngx.exit(ngx.HTTP_NOT_FOUND) -- default behavior |
| 276 | return |
| 277 | end |
| 278 |
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