| 1 | ; Created by Brian Templeton (bpt@hcoop.net) |
| 2 | ; Extended by Adam Chlipala (adamc@hcoop.net) |
| 3 | |
| 4 | (eval-when-compile (require 'cl)) |
| 5 | |
| 6 | (defvar domtool-indent 2) |
| 7 | |
| 8 | (defvar domtool-mode-syntax-table |
| 9 | (let ((table (make-syntax-table))) |
| 10 | (loop for i from ?a to ?z |
| 11 | do (modify-syntax-entry i "w" table)) |
| 12 | (loop for i from ?A to ?Z |
| 13 | do (modify-syntax-entry i "w" table)) |
| 14 | (loop for i from ?0 to ?9 |
| 15 | do (modify-syntax-entry i "w" table)) |
| 16 | (mapc |
| 17 | (lambda (pair) |
| 18 | (loop for ch across (if (stringp (car pair)) |
| 19 | (car pair) |
| 20 | (string (car pair))) |
| 21 | do (modify-syntax-entry ch (cadr pair) table))) |
| 22 | '((" \t\n\14" " ") ; \14 is ^L |
| 23 | (?_ "_") |
| 24 | (?* ". 23n") |
| 25 | (?\( "()1") |
| 26 | (?\) ")(4") |
| 27 | (?\" "\"") |
| 28 | (?\\ "\\") |
| 29 | (?\[ "(]") |
| 30 | (?\] ")[") |
| 31 | ;; We identify single-line comments using |
| 32 | ;; font-lock-syntactic-keywords, because it's easier to |
| 33 | ;; recognize documentation comments using the syntax table. |
| 34 | (?\{ "(}12b") |
| 35 | (?\} "){34b") |
| 36 | ("->=<,:;^!&" ".") ; -> => <- = , : ; ^ ! & |
| 37 | )) |
| 38 | table)) |
| 39 | |
| 40 | (defun domtool-syms-re (&rest syms) |
| 41 | (concat "\\<" (regexp-opt syms t) "\\>")) |
| 42 | (defconst domtool-types-regexp |
| 43 | (domtool-syms-re "proxy_target" "proxy_port" "mod_rewrite_cond_flag" "mod_rewrite_flag" "rewrite_arg" "redirect_code" "autoindex_option" "autoindex_width" "homedir_path" "dnsRecord" "apache_option" "authType" "location" "ssl" "ssl_cert_path" "suexec_flag" "web_node" "aliasTarget" "aliasSource" "email" "emailUser" "mail_node" "dnsKind" "master" "dns_node" "soa" "serial" "your_path" "your_group" "your_user" "group" "user" "node" "your_domain_host" "your_domain" "domain" "host" "ip" "no_newlines" "no_spaces" "bool" "string" "int") |
| 44 | "A regexp that matches Domtool types from the standard library.") |
| 45 | |
| 46 | (defconst domtool-contexts-regexp |
| 47 | (domtool-syms-re "Location" "Vhost" "Domain") |
| 48 | "A regexp that matches Domtool contexts from the standard library.") |
| 49 | |
| 50 | (defconst domtool-actions-regexp |
| 51 | (domtool-syms-re "errorDocument" "scriptAlias" "alias" "proxyPassReverse" "proxyPass" "rewriteLogLevel" "localProxyRewrite" "rewriteBase" "rewriteCond" "rewriteRule" "setEnv" "davFilesystem" "readmeName" "headerName" "unset_indexOptions" "set_indexOptions" "indexOptions" "addDescription" "mailmanWebHost" "dnsDefault" "dnsAlias" "dnsMail" "dnsIP" "nameserver" "dom" "web" "webAt" "relayMail" "handleMail" "dns" "addDefaultCharset" "action" "forceTypeOff" "forceType" "directoryIndex" "unset_options" "set_options" "options" "satisfyAny" "satisfyAll" "denyFrom" "denyFromAll" "allowFrom" "allowFromAll" "orderDenyAllow" "orderAllowDeny" "requireGroup" "requireUser" "requireValidUser" "authUserFile" "authName" "authType" "serverAliasDefault" "serverAlias" "serverAliasHost" "directory" "location" "vhost" "defaultAlias" "aliasDrop" "aliasMulti" "emailAlias" "aliasPrim" "domain") |
| 52 | "A regexp that matches Domtool actions from the standard library.") |
| 53 | |
| 54 | (defconst domtool-vals-regexp |
| 55 | (domtool-syms-re "ornext" "cond_nocase" "env" "skip" "redirectWith" "mimeType" "passthrough" "noescape" "qsappend" "nocase" "nosubreq" "chain" "last" "gone" "forbidden" "redirect" "redir307" "redir305" "redir304" "redir303" "redir302" "redir301" "redir300" "seeother" "permanent" "temp" "xhtml" "versionSort" "trackModified" "suppressSize" "suppressRules" "suppressLastModified" "suppressIcon" "suppressHtmlPreamble" "suppressDescription" "suppressColumnSorting" "scanHtmlTitles" "nameWidth" "ignoreClient" "ignoreCase" "iconWidth" "iconHeight" "iconsAreLinks" "htmlTable" "foldersFirst" "fancyIndexing" "descriptionWidth" "characters" "autofit" "home" "web_node" "default_node" "dnsDefaultA" "dnsNS" "dnsMX" "dnsCNAME" "dnsA" "indexes" "includesNOEXEC" "execCGI" "kerberos" "digest" "basic" "use_cert" "no_ssl" "web_node_to_node" "dropTarget" "addressesTarget" "addressTarget" "catchAllSource" "defaultSource" "userSource" "mail_node_to_node" "noDns" "useDns" "internalMaster" "externalMaster" "dns_node_to_node" "defaultSoa" "soa" "serialConst" "serialAuto" "ip_of_node" "true" "false") |
| 56 | "A regexp that matches Domtool vals from the standard library.") |
| 57 | |
| 58 | (defconst domtool-env-vars-regexp |
| 59 | (domtool-syms-re "Aliases" "DNS" "DocumentRoot" "Group" "MailNodes" "Mailbox" "SSL" "ServerAdmin" "SuExec" "TTL" "User" "WWW" "WebNodes") |
| 60 | "A regexp that matches Domtool env-vars from the standard library.") |
| 61 | |
| 62 | (defvar domtool-font-lock-keywords |
| 63 | `(,(concat |
| 64 | "\\_<" |
| 65 | (regexp-opt '("let" "in" "begin" "end" "with" "where" "extern" "type" |
| 66 | "val" "context" "Root") |
| 67 | t) |
| 68 | "\\_>") |
| 69 | |
| 70 | (,domtool-actions-regexp . font-lock-builtin-face) |
| 71 | (,domtool-vals-regexp . font-lock-variable-name-face) |
| 72 | (,domtool-contexts-regexp . font-lock-constant-face) |
| 73 | (,domtool-env-vars-regexp . font-lock-constant-face) |
| 74 | (,domtool-types-regexp . font-lock-type-face) |
| 75 | |
| 76 | ("type[ \t]+\\(\\(\\sw\\|\\s_\\)+\\)" 1 font-lock-type-face) |
| 77 | ("val[ \t]+\\(\\(\\sw\\|\\s_\\)+\\)" 1 font-lock-variable-name-face))) |
| 78 | |
| 79 | (defvar domtool-font-lock-syntactic-keywords |
| 80 | '(("\\(#\\).*\\(\n\\|\\'\\)" |
| 81 | (1 "!") |
| 82 | (2 "!")))) |
| 83 | |
| 84 | (defun domtool-font-lock-syntactic-face-function (state) |
| 85 | "Major mode for editing Domtool files." |
| 86 | (cond ((nth 3 state) font-lock-string-face) |
| 87 | ((eq (nth 7 state) t) font-lock-doc-face) |
| 88 | (t font-lock-comment-face))) |
| 89 | |
| 90 | (define-derived-mode domtool-mode fundamental-mode "Domtool" |
| 91 | ;; For some reason, whatever twiddling `define-derived-mode' does |
| 92 | ;; with the syntax table breaks recognition of (*...*) comments. So |
| 93 | ;; we need to tell d-d-m to leave our syntax table alone. |
| 94 | :syntax-table domtool-mode-syntax-table |
| 95 | (set (make-local-variable 'indent-line-function) 'domtool-indent-line) |
| 96 | (set (make-local-variable 'font-lock-defaults) |
| 97 | '(domtool-font-lock-keywords |
| 98 | nil nil nil nil |
| 99 | (font-lock-syntactic-keywords |
| 100 | . domtool-font-lock-syntactic-keywords) |
| 101 | (font-lock-syntactic-face-function |
| 102 | . domtool-font-lock-syntactic-face-function)))) |
| 103 | |
| 104 | (defun domtool-indent-line () |
| 105 | (let ((savep (> (current-column) (current-indentation))) |
| 106 | (indent (domtool-calculate-indent))) |
| 107 | (cond |
| 108 | ((eq indent 'noindent) indent) |
| 109 | (savep (save-excursion (indent-line-to indent))) |
| 110 | (t (indent-line-to indent))))) |
| 111 | |
| 112 | (defun until-closed-helper (level) |
| 113 | (if |
| 114 | (re-search-backward "\\_<\\(with\\|where\\|begin\\|end\\)\\_>" |
| 115 | nil t) |
| 116 | (cond |
| 117 | ((string= (match-string 0) "end") |
| 118 | (until-closed-helper (+ level 1))) |
| 119 | ((= level 0) |
| 120 | (current-indentation)) |
| 121 | (t |
| 122 | (until-closed-helper (- level 1)))) |
| 123 | |
| 124 | 0)) |
| 125 | |
| 126 | (defun until-closed (is-with) |
| 127 | (save-excursion |
| 128 | (if is-with |
| 129 | (until-closed-helper 1) |
| 130 | (until-closed-helper 0)))) |
| 131 | |
| 132 | (defun domtool-calculate-indent () |
| 133 | (save-excursion |
| 134 | (back-to-indentation) |
| 135 | (multiple-value-bind (previous-keyword base-indent) |
| 136 | (save-excursion |
| 137 | (if (re-search-backward "\\_<\\(with\\|where\\|begin\\|end\\)\\_>" |
| 138 | nil t) |
| 139 | (values (match-string 0) (current-indentation)) |
| 140 | (values nil 0))) |
| 141 | (let ((state (syntax-ppss))) |
| 142 | (cond |
| 143 | ((nth 3 state) |
| 144 | 'noindent) |
| 145 | ((nth 4 state) |
| 146 | (domtool-calculate-comment-indent state)) |
| 147 | ((looking-at "\\_<\\(with\\)\\_>") |
| 148 | (until-closed t)) |
| 149 | ((looking-at "\\_<\\(end\\)\\_>") |
| 150 | (until-closed nil)) |
| 151 | ((not previous-keyword) |
| 152 | base-indent) |
| 153 | ((string= previous-keyword "end") |
| 154 | base-indent) |
| 155 | (t |
| 156 | (+ base-indent domtool-indent))))))) |
| 157 | |
| 158 | (defun domtool-calculate-comment-indent (state) |
| 159 | (ecase (nth 7 state) |
| 160 | ((t) 'noindent) |
| 161 | ((syntax-table) 'noindent) ; can't happen |
| 162 | ((nil) (let ((start (nth 8 state)) |
| 163 | (depth 0)) |
| 164 | (while (> (point) start) |
| 165 | (re-search-backward "(\\*\\|\\*)" start t) |
| 166 | (if (looking-at "(\\*") |
| 167 | (incf depth) |
| 168 | (decf depth))) |
| 169 | (+ (current-indentation) depth))))) |