Diffstat (limited to 'filters')
| -rwxr-xr-x | filters/ci-jenkins.sh | 58 | ||||
| -rwxr-xr-x | filters/commit-links.sh | 2 | ||||
| -rw-r--r-- | filters/email-gravatar.lua | 17 | ||||
| -rw-r--r-- | filters/email-libravatar.lua | 17 | ||||
| -rw-r--r-- | filters/file-authentication.lua | 31 | ||||
| -rw-r--r-- | filters/gentoo-ldap-authentication.lua | 31 | ||||
| -rwxr-xr-x | filters/html-converters/md2html | 89 | ||||
| -rw-r--r-- | filters/simple-authentication.lua | 31 | ||||
| -rwxr-xr-x | filters/syntax-highlighting.py | 45 | ||||
| -rwxr-xr-x | filters/syntax-highlighting.sh | 14 |
10 files changed, 256 insertions, 79 deletions
diff --git a/filters/ci-jenkins.sh b/filters/ci-jenkins.sh new file mode 100755 index 0000000..842af21 --- /dev/null +++ b/filters/ci-jenkins.sh @@ -0,0 +1,58 @@ +#!/bin/sh +# This script may be used with the ci-filter or repo.ci-filter setting in +# cgitrc to hide the "ci" tab for refs which have no pipeline on a Jenkins +# instance. +# +# Arguments: +# $1 the name of the branch or tag being viewed +# $2 "branch" or "tag" +# $3 the ci url which the "ci" tab would redirect to +# +# Exit with a zero status to show the tab, non-zero to hide it. This script +# must not write anything to standard output, as that would end up in the +# middle of the page cgit is rendering. +# +# The filter is consulted while rendering every repository page, so the +# verdict is cached on disk to keep Jenkins from being hammered, and the +# probe is given a short timeout so that an unreachable Jenkins degrades +# into a missing tab rather than a hanging web server. +# +# Set CI_NETRC to a netrc(5) file if the Jenkins instance requires +# authentication; without it a private job answers 403 and the tab is +# hidden even though the pipeline exists. + +CI_CACHE_DIR="${CI_CACHE_DIR:-/var/cache/cgit/ci-filter}" +CI_CACHE_TTL_MINUTES="${CI_CACHE_TTL_MINUTES:-5}" +CI_TIMEOUT="${CI_TIMEOUT:-2}" + +url="$3" +test -n "$url" || exit 1 + +# Jenkins job pages are often not readable anonymously, so query the REST +# API rather than the page the tab points at. +probe="$url/api/json?tree=name" + +key="$(printf '%s' "$url" | cksum | tr -cd '0-9')" +cache="$CI_CACHE_DIR/$key" + +mkdir -p "$CI_CACHE_DIR" 2>/dev/null + +if test -f "$cache" && + test -z "$(find "$cache" -mmin "+$CI_CACHE_TTL_MINUTES" 2>/dev/null)" +then + exit "$(cat "$cache")" +fi + +status=0 +curl --silent --fail --head --output /dev/null \ + --max-time "$CI_TIMEOUT" \ + ${CI_NETRC:+--netrc-file "$CI_NETRC"} \ + "$probe" >/dev/null 2>&1 || status=1 + +if test -d "$CI_CACHE_DIR" +then + printf '%s\n' "$status" >"$cache.$$" 2>/dev/null && + mv "$cache.$$" "$cache" 2>/dev/null +fi + +exit "$status" diff --git a/filters/commit-links.sh b/filters/commit-links.sh index 5881952..796ac30 100755 --- a/filters/commit-links.sh +++ b/filters/commit-links.sh @@ -19,7 +19,7 @@ regex='' # This expression generates links to commits referenced by their SHA1. regex=$regex' -s|\b([0-9a-fA-F]{7,40})\b|<a href="./?id=\1">\1</a>|g' +s|\b([0-9a-fA-F]{7,64})\b|<a href="./?id=\1">\1</a>|g' # This expression generates links to a fictional bugtracker. regex=$regex' diff --git a/filters/email-gravatar.lua b/filters/email-gravatar.lua index 52cf426..c39b490 100644 --- a/filters/email-gravatar.lua +++ b/filters/email-gravatar.lua @@ -3,15 +3,24 @@ -- prefix in filters. It is much faster than the corresponding python script. -- -- Requirements: --- luacrypto >= 0.3 --- <http://mkottman.github.io/luacrypto/> +-- luaossl +-- <http://25thandclement.com/~william/projects/luaossl.html> -- -local crypto = require("crypto") +local digest = require("openssl.digest") + +function md5_hex(input) + local b = digest.new("md5"):final(input) + local x = "" + for i = 1, #b do + x = x .. string.format("%.2x", string.byte(b, i)) + end + return x +end function filter_open(email, page) buffer = "" - md5 = crypto.digest("md5", email:sub(2, -2):lower()) + md5 = md5_hex(email:sub(2, -2):lower()) end function filter_close() diff --git a/filters/email-libravatar.lua b/filters/email-libravatar.lua index b0e2447..7336baf 100644 --- a/filters/email-libravatar.lua +++ b/filters/email-libravatar.lua @@ -3,15 +3,24 @@ -- prefix in filters. -- -- Requirements: --- luacrypto >= 0.3 --- <http://mkottman.github.io/luacrypto/> +-- luaossl +-- <http://25thandclement.com/~william/projects/luaossl.html> -- -local crypto = require("crypto") +local digest = require("openssl.digest") + +function md5_hex(input) + local b = digest.new("md5"):final(input) + local x = "" + for i = 1, #b do + x = x .. string.format("%.2x", string.byte(b, i)) + end + return x +end function filter_open(email, page) buffer = "" - md5 = crypto.digest("md5", email:sub(2, -2):lower()) + md5 = md5_hex(email:sub(2, -2):lower()) end function filter_close() diff --git a/filters/file-authentication.lua b/filters/file-authentication.lua index 6ee1e19..0248804 100644 --- a/filters/file-authentication.lua +++ b/filters/file-authentication.lua @@ -1,15 +1,15 @@ -- This script may be used with the auth-filter. -- -- Requirements: --- luacrypto >= 0.3 --- <http://mkottman.github.io/luacrypto/> +-- luaossl +-- <http://25thandclement.com/~william/projects/luaossl.html> -- luaposix -- <https://github.com/luaposix/luaposix> -- local sysstat = require("posix.sys.stat") local unistd = require("posix.unistd") -local crypto = require("crypto") - +local rand = require("openssl.rand") +local hmac = require("openssl.hmac") -- This file should contain a series of lines in the form of: -- username1:hash1 @@ -225,6 +225,13 @@ function get_cookie(cookies, name) return url_decode(string.match(cookies, ";" .. name .. "=(.-);")) end +function tohex(b) + local x = "" + for i = 1, #b do + x = x .. string.format("%.2x", string.byte(b, i)) + end + return x +end -- -- @@ -242,12 +249,12 @@ function get_secret() local secret_file = io.open(secret_filename, "r") if secret_file == nil then local old_umask = sysstat.umask(63) - local temporary_filename = secret_filename .. ".tmp." .. crypto.hex(crypto.rand.bytes(16)) + local temporary_filename = secret_filename .. ".tmp." .. tohex(rand.bytes(16)) local temporary_file = io.open(temporary_filename, "w") if temporary_file == nil then os.exit(177) end - temporary_file:write(crypto.hex(crypto.rand.bytes(32))) + temporary_file:write(tohex(rand.bytes(32))) temporary_file:close() unistd.link(temporary_filename, secret_filename) -- Intentionally fails in the case that another process is doing the same. unistd.unlink(temporary_filename) @@ -272,7 +279,7 @@ function validate_value(expected_field, cookie) local field = "" local expiration = 0 local salt = "" - local hmac = "" + local chmac = "" if cookie == nil or cookie:len() < 3 or cookie:sub(1, 1) == "|" then return nil @@ -291,19 +298,19 @@ function validate_value(expected_field, cookie) elseif i == 3 then salt = component elseif i == 4 then - hmac = component + chmac = component else break end i = i + 1 end - if hmac == nil or hmac:len() == 0 then + if chmac == nil or chmac:len() == 0 then return nil end -- Lua hashes strings, so these comparisons are time invariant. - if hmac ~= crypto.hmac.digest("sha256", field .. "|" .. value .. "|" .. tostring(expiration) .. "|" .. salt, get_secret()) then + if chmac ~= tohex(hmac.new(get_secret(), "sha256"):final(field .. "|" .. value .. "|" .. tostring(expiration) .. "|" .. salt)) then return nil end @@ -324,11 +331,11 @@ function secure_value(field, value, expiration) end local authstr = "" - local salt = crypto.hex(crypto.rand.bytes(16)) + local salt = tohex(rand.bytes(16)) value = url_encode(value) field = url_encode(field) authstr = field .. "|" .. value .. "|" .. tostring(expiration) .. "|" .. salt - authstr = authstr .. "|" .. crypto.hmac.digest("sha256", authstr, get_secret()) + authstr = authstr .. "|" .. tohex(hmac.new(get_secret(), "sha256"):final(authstr)) return authstr end diff --git a/filters/gentoo-ldap-authentication.lua b/filters/gentoo-ldap-authentication.lua index b4d98c2..673c88d 100644 --- a/filters/gentoo-ldap-authentication.lua +++ b/filters/gentoo-ldap-authentication.lua @@ -1,8 +1,8 @@ -- This script may be used with the auth-filter. Be sure to configure it as you wish. -- -- Requirements: --- luacrypto >= 0.3 --- <http://mkottman.github.io/luacrypto/> +-- luaossl +-- <http://25thandclement.com/~william/projects/luaossl.html> -- lualdap >= 1.2 -- <https://git.zx2c4.com/lualdap/about/> -- luaposix @@ -10,9 +10,9 @@ -- local sysstat = require("posix.sys.stat") local unistd = require("posix.unistd") -local crypto = require("crypto") local lualdap = require("lualdap") - +local rand = require("openssl.rand") +local hmac = require("openssl.hmac") -- -- @@ -226,6 +226,13 @@ function get_cookie(cookies, name) return string.match(cookies, ";" .. name .. "=(.-);") end +function tohex(b) + local x = "" + for i = 1, #b do + x = x .. string.format("%.2x", string.byte(b, i)) + end + return x +end -- -- @@ -243,12 +250,12 @@ function get_secret() local secret_file = io.open(secret_filename, "r") if secret_file == nil then local old_umask = sysstat.umask(63) - local temporary_filename = secret_filename .. ".tmp." .. crypto.hex(crypto.rand.bytes(16)) + local temporary_filename = secret_filename .. ".tmp." .. tohex(rand.bytes(16)) local temporary_file = io.open(temporary_filename, "w") if temporary_file == nil then os.exit(177) end - temporary_file:write(crypto.hex(crypto.rand.bytes(32))) + temporary_file:write(tohex(rand.bytes(32))) temporary_file:close() unistd.link(temporary_filename, secret_filename) -- Intentionally fails in the case that another process is doing the same. unistd.unlink(temporary_filename) @@ -273,7 +280,7 @@ function validate_value(expected_field, cookie) local field = "" local expiration = 0 local salt = "" - local hmac = "" + local chmac = "" if cookie == nil or cookie:len() < 3 or cookie:sub(1, 1) == "|" then return nil @@ -292,19 +299,19 @@ function validate_value(expected_field, cookie) elseif i == 3 then salt = component elseif i == 4 then - hmac = component + chmac = component else break end i = i + 1 end - if hmac == nil or hmac:len() == 0 then + if chmac == nil or chmac:len() == 0 then return nil end -- Lua hashes strings, so these comparisons are time invariant. - if hmac ~= crypto.hmac.digest("sha256", field .. "|" .. value .. "|" .. tostring(expiration) .. "|" .. salt, get_secret()) then + if chmac ~= tohex(hmac.new(get_secret(), "sha256"):final(field .. "|" .. value .. "|" .. tostring(expiration) .. "|" .. salt)) then return nil end @@ -325,11 +332,11 @@ function secure_value(field, value, expiration) end local authstr = "" - local salt = crypto.hex(crypto.rand.bytes(16)) + local salt = tohex(rand.bytes(16)) value = url_encode(value) field = url_encode(field) authstr = field .. "|" .. value .. "|" .. tostring(expiration) .. "|" .. salt - authstr = authstr .. "|" .. crypto.hmac.digest("sha256", authstr, get_secret()) + authstr = authstr .. "|" .. tohex(hmac.new(get_secret(), "sha256"):final(authstr)) return authstr end diff --git a/filters/html-converters/md2html b/filters/html-converters/md2html index dc20f42..4f6ad37 100755 --- a/filters/html-converters/md2html +++ b/filters/html-converters/md2html @@ -2,8 +2,46 @@ import markdown import sys import io -from pygments.formatters import HtmlFormatter from markdown.extensions.toc import TocExtension + +# Pygments' token classes, mapped onto the --syn-* custom properties that +# cgit.css defines. The fallbacks are the palette those properties default to, +# so that the output stays readable under a stylesheet without them. +SYNTAX_COLORS = ( + (('k', 'kc', 'kd', 'kn', 'kr'), '--syn-keyword', '#000', + 'font-weight: bold'), + (('kp',), '--syn-keyword', '#000', None), + (('kt',), '--syn-type', '#010181', None), + (('nc', 'nf', 'nn', 'ne'), '--syn-keyword-alt', '#0057ae', None), + (('s', 'sa', 'sb', 'sc', 'dl', 'sd', 's2', 'sh', 'sx', 'sr', 's1', 'ss'), + '--syn-string', '#bf0303', None), + (('se',), '--syn-escape', '#f0f', None), + (('si',), '--syn-interpolation', '#0057ae', None), + (('c', 'ch', 'cm', 'c1', 'cs'), '--syn-comment', '#838183', + 'font-style: italic'), + (('cp', 'cpf'), '--syn-preproc', '#008200', None), + (('m', 'mb', 'mf', 'mh', 'mi', 'mo', 'il'), '--syn-number', '#b07e00', + None), + (('o', 'ow', 'p'), '--syn-operator', '#000', None), + (('err',), '--syn-error', '#bf0303', None), + (('gd',), '--red', 'red', None), + (('gi',), '--green', 'green', None), + (('lineno', 'linenos'), '--syn-linenum', '#555', None), +) + + +def style_defs(prefix='.highlight'): + rules = [] + for classes, prop, fallback, extra in SYNTAX_COLORS: + selector = ', '.join('%s .%s' % (prefix, c) for c in classes) + decls = 'color: var(%s, %s)' % (prop, fallback) + if extra: + decls += '; ' + extra + rules.append('%s { %s }' % (selector, decls)) + rules.append('%s .hll { background-color: var(--syn-mark-bg, #ffb) }' + % prefix) + return '\n'.join(rules) + '\n' + sys.stdin = io.TextIOWrapper(sys.stdin.buffer, encoding='utf-8') sys.stdout = io.TextIOWrapper(sys.stdout.buffer, encoding='utf-8') sys.stdout.write(''' @@ -20,7 +58,7 @@ sys.stdout.write(''' margin-bottom: 0 !important; } .markdown-body a.absent { - color: #c00; + color: var(--red-mid, #c00); } .markdown-body a.anchor { display: block; @@ -42,7 +80,7 @@ sys.stdout.write(''' } .markdown-body h1 .mini-icon-link, .markdown-body h2 .mini-icon-link, .markdown-body h3 .mini-icon-link, .markdown-body h4 .mini-icon-link, .markdown-body h5 .mini-icon-link, .markdown-body h6 .mini-icon-link { display: none; - color: #000; + color: var(--fg-strong, #000); } .markdown-body h1:hover a.anchor, .markdown-body h2:hover a.anchor, .markdown-body h3:hover a.anchor, .markdown-body h4:hover a.anchor, .markdown-body h5:hover a.anchor, .markdown-body h6:hover a.anchor { text-decoration: none; @@ -55,19 +93,19 @@ sys.stdout.write(''' display: inline-block; } div#cgit .markdown-body h1 a.toclink, div#cgit .markdown-body h2 a.toclink, div#cgit .markdown-body h3 a.toclink, div#cgit .markdown-body h4 a.toclink, div#cgit .markdown-body h5 a.toclink, div#cgit .markdown-body h6 a.toclink { - color: black; + color: var(--fg-strong, #000); } .markdown-body h1 tt, .markdown-body h1 code, .markdown-body h2 tt, .markdown-body h2 code, .markdown-body h3 tt, .markdown-body h3 code, .markdown-body h4 tt, .markdown-body h4 code, .markdown-body h5 tt, .markdown-body h5 code, .markdown-body h6 tt, .markdown-body h6 code { font-size: inherit; } .markdown-body h1 { font-size: 28px; - color: #000; + color: var(--fg-strong, #000); } .markdown-body h2 { font-size: 24px; - border-bottom: 1px solid #ccc; - color: #000; + border-bottom: 1px solid var(--border, #ccc); + color: var(--fg-strong, #000); } .markdown-body h3 { font-size: 18px; @@ -79,18 +117,14 @@ div#cgit .markdown-body h1 a.toclink, div#cgit .markdown-body h2 a.toclink, div# font-size: 14px; } .markdown-body h6 { - color: #777; + color: var(--fg-mute, #777); font-size: 14px; } .markdown-body p, .markdown-body blockquote, .markdown-body ul, .markdown-body ol, .markdown-body dl, .markdown-body table, .markdown-body pre { margin: 15px 0; } .markdown-body hr { - background: transparent url("/dirty-shade.png") repeat-x 0 0; - border: 0 none; - color: #ccc; - height: 4px; - padding: 0; + border: 2px solid var(--border, #ccc); } .markdown-body>h2:first-child, .markdown-body>h1:first-child, .markdown-body>h1:first-child+h2, .markdown-body>h3:first-child, .markdown-body>h4:first-child, .markdown-body>h5:first-child, .markdown-body>h6:first-child { margin-top: 0; @@ -152,9 +186,9 @@ div#cgit .markdown-body h1 a.toclink, div#cgit .markdown-body h2 a.toclink, div# margin-bottom: 0px; } .markdown-body blockquote { - border-left: 4px solid #DDD; + border-left: 4px solid var(--border, #ddd); padding: 0 15px; - color: #777; + color: var(--fg-mute, #777); } .markdown-body blockquote>:first-child { margin-top: 0px; @@ -166,15 +200,15 @@ div#cgit .markdown-body h1 a.toclink, div#cgit .markdown-body h2 a.toclink, div# font-weight: bold; } .markdown-body table th, .markdown-body table td { - border: 1px solid #ccc; + border: 1px solid var(--border, #ccc); padding: 6px 13px; } .markdown-body table tr { - border-top: 1px solid #ccc; - background-color: #fff; + border-top: 1px solid var(--border, #ccc); + background-color: var(--bg, #fff); } .markdown-body table tr:nth-child(2n) { - background-color: #f8f8f8; + background-color: var(--bg-zebra, #f8f8f8); } .markdown-body img { max-width: 100%; @@ -186,7 +220,7 @@ div#cgit .markdown-body h1 a.toclink, div#cgit .markdown-body h2 a.toclink, div# overflow: hidden; } .markdown-body span.frame>span { - border: 1px solid #ddd; + border: 1px solid var(--border, #ddd); display: block; float: left; overflow: hidden; @@ -200,7 +234,7 @@ div#cgit .markdown-body h1 a.toclink, div#cgit .markdown-body h2 a.toclink, div# } .markdown-body span.frame span span { clear: both; - color: #333; + color: var(--fg, #333); display: block; padding: 5px 0 0; } @@ -258,8 +292,8 @@ div#cgit .markdown-body h1 a.toclink, div#cgit .markdown-body h2 a.toclink, div# .markdown-body code, .markdown-body tt { margin: 0 2px; padding: 0px 5px; - border: 1px solid #eaeaea; - background-color: #f8f8f8; + border: 1px solid var(--border, #eaeaea); + background-color: var(--bg-zebra, #f8f8f8); border-radius: 3px; } .markdown-body code { @@ -273,8 +307,8 @@ div#cgit .markdown-body h1 a.toclink, div#cgit .markdown-body h2 a.toclink, div# background: transparent; } .markdown-body .highlight pre, .markdown-body pre { - background-color: #f8f8f8; - border: 1px solid #ccc; + background-color: var(--bg-zebra, #f8f8f8); + border: 1px solid var(--border, #ccc); font-size: 13px; line-height: 19px; overflow: auto; @@ -288,9 +322,9 @@ div#cgit .markdown-body h1 a.toclink, div#cgit .markdown-body h2 a.toclink, div# border: none; } ''') -sys.stdout.write(HtmlFormatter(style='pastie').get_style_defs('.highlight')) +sys.stdout.write(style_defs('.highlight')) sys.stdout.write(''' -</style> +</style> ''') sys.stdout.write("<div class='markdown-body'>") sys.stdout.flush() @@ -301,6 +335,7 @@ markdown.markdownFromFile( "markdown.extensions.fenced_code", "markdown.extensions.codehilite", "markdown.extensions.tables", + "markdown.extensions.sane_lists", TocExtension(anchorlink=True)], extension_configs={ "markdown.extensions.codehilite":{"css_class":"highlight"}}) diff --git a/filters/simple-authentication.lua b/filters/simple-authentication.lua index 77d1fd0..23d3457 100644 --- a/filters/simple-authentication.lua +++ b/filters/simple-authentication.lua @@ -1,15 +1,15 @@ -- This script may be used with the auth-filter. Be sure to configure it as you wish. -- -- Requirements: --- luacrypto >= 0.3 --- <http://mkottman.github.io/luacrypto/> +-- luaossl +-- <http://25thandclement.com/~william/projects/luaossl.html> -- luaposix -- <https://github.com/luaposix/luaposix> -- local sysstat = require("posix.sys.stat") local unistd = require("posix.unistd") -local crypto = require("crypto") - +local rand = require("openssl.rand") +local hmac = require("openssl.hmac") -- -- @@ -180,6 +180,13 @@ function get_cookie(cookies, name) return url_decode(string.match(cookies, ";" .. name .. "=(.-);")) end +function tohex(b) + local x = "" + for i = 1, #b do + x = x .. string.format("%.2x", string.byte(b, i)) + end + return x +end -- -- @@ -197,12 +204,12 @@ function get_secret() local secret_file = io.open(secret_filename, "r") if secret_file == nil then local old_umask = sysstat.umask(63) - local temporary_filename = secret_filename .. ".tmp." .. crypto.hex(crypto.rand.bytes(16)) + local temporary_filename = secret_filename .. ".tmp." .. tohex(rand.bytes(16)) local temporary_file = io.open(temporary_filename, "w") if temporary_file == nil then os.exit(177) end - temporary_file:write(crypto.hex(crypto.rand.bytes(32))) + temporary_file:write(tohex(rand.bytes(32))) temporary_file:close() unistd.link(temporary_filename, secret_filename) -- Intentionally fails in the case that another process is doing the same. unistd.unlink(temporary_filename) @@ -227,7 +234,7 @@ function validate_value(expected_field, cookie) local field = "" local expiration = 0 local salt = "" - local hmac = "" + local chmac = "" if cookie == nil or cookie:len() < 3 or cookie:sub(1, 1) == "|" then return nil @@ -246,19 +253,19 @@ function validate_value(expected_field, cookie) elseif i == 3 then salt = component elseif i == 4 then - hmac = component + chmac = component else break end i = i + 1 end - if hmac == nil or hmac:len() == 0 then + if chmac == nil or chmac:len() == 0 then return nil end -- Lua hashes strings, so these comparisons are time invariant. - if hmac ~= crypto.hmac.digest("sha256", field .. "|" .. value .. "|" .. tostring(expiration) .. "|" .. salt, get_secret()) then + if chmac ~= tohex(hmac.new(get_secret(), "sha256"):final(field .. "|" .. value .. "|" .. tostring(expiration) .. "|" .. salt)) then return nil end @@ -279,11 +286,11 @@ function secure_value(field, value, expiration) end local authstr = "" - local salt = crypto.hex(crypto.rand.bytes(16)) + local salt = tohex(rand.bytes(16)) value = url_encode(value) field = url_encode(field) authstr = field .. "|" .. value .. "|" .. tostring(expiration) .. "|" .. salt - authstr = authstr .. "|" .. crypto.hmac.digest("sha256", authstr, get_secret()) + authstr = authstr .. "|" .. tohex(hmac.new(get_secret(), "sha256"):final(authstr)) return authstr end diff --git a/filters/syntax-highlighting.py b/filters/syntax-highlighting.py index e912594..d757e2d 100755 --- a/filters/syntax-highlighting.py +++ b/filters/syntax-highlighting.py @@ -30,11 +30,50 @@ from pygments.lexers import guess_lexer_for_filename from pygments.formatters import HtmlFormatter +# Pygments' token classes, mapped onto the --syn-* custom properties that +# cgit.css defines. The fallbacks are the palette those properties default to, +# so that the output stays readable under a stylesheet without them. +SYNTAX_COLORS = ( + (('k', 'kc', 'kd', 'kn', 'kr'), '--syn-keyword', '#000', + 'font-weight: bold'), + (('kp',), '--syn-keyword', '#000', None), + (('kt',), '--syn-type', '#010181', None), + (('nc', 'nf', 'nn', 'ne'), '--syn-keyword-alt', '#0057ae', None), + (('s', 'sa', 'sb', 'sc', 'dl', 'sd', 's2', 'sh', 'sx', 'sr', 's1', 'ss'), + '--syn-string', '#bf0303', None), + (('se',), '--syn-escape', '#f0f', None), + (('si',), '--syn-interpolation', '#0057ae', None), + (('c', 'ch', 'cm', 'c1', 'cs'), '--syn-comment', '#838183', + 'font-style: italic'), + (('cp', 'cpf'), '--syn-preproc', '#008200', None), + (('m', 'mb', 'mf', 'mh', 'mi', 'mo', 'il'), '--syn-number', '#b07e00', + None), + (('o', 'ow', 'p'), '--syn-operator', '#000', None), + (('err',), '--syn-error', '#bf0303', None), + (('gd',), '--red', 'red', None), + (('gi',), '--green', 'green', None), + (('lineno', 'linenos'), '--syn-linenum', '#555', None), +) + + +def style_defs(prefix='.highlight'): + rules = [] + for classes, prop, fallback, extra in SYNTAX_COLORS: + selector = ', '.join('%s .%s' % (prefix, c) for c in classes) + decls = 'color: var(%s, %s)' % (prop, fallback) + if extra: + decls += '; ' + extra + rules.append('%s { %s }' % (selector, decls)) + rules.append('%s .hll { background-color: var(--syn-mark-bg, #ffb) }' + % prefix) + return '\n'.join(rules) + '\n' + + sys.stdin = io.TextIOWrapper(sys.stdin.buffer, encoding='utf-8', errors='replace') sys.stdout = io.TextIOWrapper(sys.stdout.buffer, encoding='utf-8', errors='replace') data = sys.stdin.read() filename = sys.argv[1] -formatter = HtmlFormatter(style='pastie', nobackground=True) +formatter = HtmlFormatter(nobackground=True) try: lexer = guess_lexer_for_filename(filename, data) @@ -48,8 +87,8 @@ except TypeError: lexer = TextLexer() # highlight! :-) -# printout pygments' css definitions as well +# printout the css definitions for pygments' token classes as well sys.stdout.write('<style>') -sys.stdout.write(formatter.get_style_defs('.highlight')) +sys.stdout.write(style_defs('.highlight')) sys.stdout.write('</style>') sys.stdout.write(highlight(data, lexer, formatter, outfile=None)) diff --git a/filters/syntax-highlighting.sh b/filters/syntax-highlighting.sh index 840bc34..bb8d60c 100755 --- a/filters/syntax-highlighting.sh +++ b/filters/syntax-highlighting.sh @@ -8,8 +8,10 @@ # might have to use an external call to sed instead. # # Note: the highlight command (http://www.andre-simon.de/) uses css for syntax -# highlighting, so you'll probably want something like the following included -# in your css file: +# highlighting. cgit.css defines these classes in terms of its --syn-* custom +# properties, so nothing has to be added when using the default stylesheet. +# The palette below, from highlight 3.13, is what those properties default to; +# a custom stylesheet wanting the same colors can use it directly: # # Style definition file generated by highlight 2.4.8, http://www.andre-simon.de/ # @@ -114,8 +116,12 @@ EXTENSION="${BASENAME##*.}" # Version 2 can be found (for example) on EPEL 5, while version 3 can be # found (for example) on EPEL 6. # +# Note that -I (--include-style) is not used: the stylesheet it embeds in the +# output would override the .hl rules in cgit.css and with them any theming +# done through the --syn-* custom properties. +# # This is for version 2 -exec highlight --force -f -I -X -S "$EXTENSION" 2>/dev/null +exec highlight --force -f -X -S "$EXTENSION" 2>/dev/null # This is for version 3 -#exec highlight --force -f -I -O xhtml -S "$EXTENSION" 2>/dev/null +#exec highlight --force -f -O xhtml -S "$EXTENSION" 2>/dev/null |