Current File : //usr/lib/X11/xedit/lisp/progmodes/html.lsp
;;
;; Copyright (c) 2002 by The XFree86 Project, Inc.
;;
;; Permission is hereby granted, free of charge, to any person obtaining a
;; copy of this software and associated documentation files (the "Software"),
;; to deal in the Software without restriction, including without limitation
;; the rights to use, copy, modify, merge, publish, distribute, sublicense,
;; and/or sell copies of the Software, and to permit persons to whom the
;; Software is furnished to do so, subject to the following conditions:
;;
;; The above copyright notice and this permission notice shall be included in
;; all copies or substantial portions of the Software.
;;
;; THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
;; IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
;; FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
;; THE XFREE86 PROJECT BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
;; WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF
;; OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
;; SOFTWARE.
;;
;; Except as contained in this notice, the name of the XFree86 Project shall
;; not be used in advertising or otherwise to promote the sale, use or other
;; dealings in this Software without prior written authorization from the
;; XFree86 Project.
;;
;; Author: Paulo César Pereira de Andrade
;;
;;
;; $XFree86: xc/programs/xedit/lisp/modules/progmodes/html.lsp,v 1.2 2002/09/22 18:41:27 paulo Exp $
;;
(require "syntax")
(in-package "XEDIT")
#|
This is not a validation tool for html.
It is possible to, using macros generate all combinations of text attributes,
to properly handle <b>...<i>...</i>...</b> etc, as well as generating macros
to automatically closing tags, but for now this file was built to work as an
experience with the syntax highlight code.
|#
(defsynprop *prop-html-default*
"default"
:font "-*-lucida-medium-r-*-*-14-*-*-*-*-*-*-1"
:foreground "Gray10")
(defsynprop *prop-html-bold*
"bold"
:font "-*-lucida-bold-r-*-*-14-*-*-*-*-*-*-1"
:foreground "Gray15")
(defsynprop *prop-html-italic*
"italic"
:font "-*-lucida-medium-i-*-*-14-*-*-*-*-*-*-1"
:foreground "Gray10")
(defsynprop *prop-html-pre*
"pre"
:font "-*-courier-medium-r-*-*-14-*-*-*-*-*-*-1"
:foreground "Gray10")
(defsynprop *prop-html-link*
"link"
:font "-*-lucida-medium-r-*-*-14-*-*-*-*-*-*-1"
:foreground "Blue"
:underline "t")
(defsynprop *prop-html-small*
"small"
:font "-*-lucida-medium-r-*-*-10-*-*-*-*-*-*-1"
:foreground "Gray10")
(defsynprop *prop-html-big*
"big"
:font "-*-lucida-medium-r-*-*-20-*-*-*-*-*-*-1"
:foreground "Gray15")
(defsynprop *prop-html-name*
"name"
:font "-*-lucida-bold-r-*-*-14-*-*-*-*-*-*-1"
:foreground "Black"
:background "rgb:e/f/e")
(defsynprop *prop-html-h1*
"h1"
:font "-*-lucida-bold-r-*-*-20-*-*-*-*-*-*-1"
:foreground "Gray15")
(defsynprop *prop-html-h2*
"h2"
:font "-*-lucida-bold-r-*-*-17-*-*-*-*-*-*-1"
:foreground "Gray15")
(defsynprop *prop-html-h4*
"h4"
:font "-*-lucida-bold-r-*-*-12-*-*-*-*-*-*-1"
:foreground "Gray15")
(defsynprop *prop-html-h5*
"h5"
:font "-*-lucida-bold-r-*-*-10-*-*-*-*-*-*-1"
:foreground "Gray15")
(defsynprop *prop-html-li*
"li"
:font "-*-lucida-bold-r-*-*-8-*-*-*-*-*-*-1"
:foreground "rgb:0/5/0"
:underline t)
(defsynprop *prop-html-hr*
"hr"
:font "-*-courier-bold-r-*-*-12-*-*-*-*-*-*-1"
:foreground "rgb:0/5/0"
:overstrike t)
(defsynprop *prop-html-title*
"title"
:font "-*-lucida-medium-r-*-*-14-*-*-*-*-*-*-1"
:foreground "Red3"
:underline "t")
(defsynprop *prop-html-tag*
"tag"
:font "-*-courier-medium-r-*-*-10-*-*-*-*-*-*-1"
:foreground "green4")
(defsynprop *prop-html-string*
"string"
:font "-*-lucida-medium-r-*-*-10-*-*-*-*-*-*-1"
:foreground "RoyalBlue2")
(defsynprop *prop-html-comment*
"comment"
:font "-*-courier-medium-o-*-*-10-*-*-*-*-*-*-1"
:foreground "SlateBlue3")
(defsynprop *prop-html-entity*
"entity"
:font "-*-lucida-medium-r-*-*-12-*-*-*-*-*-*-1"
:foreground "Red4")
(defsynprop *prop-html-unknown*
"unknown"
:font "-*-courier-bold-r-*-*-10-*-*-*-*-*-*-1"
:foreground "yellow"
:background "red")
(defmacro html-syntoken (name)
`(syntoken (string-concat "<" ,name "\\>")
:icase t :contained t
:begin (intern (string-concat ,name "$") 'keyword)))
(defmacro html-syntable (name property)
`(let
((label (intern (string-concat ,name "$") 'keyword))
(nested-label (intern (string (gensym)) 'keyword)))
(syntable label *prop-html-tag* nil
(synaugment :generic-tag)
(syntoken ">" :nospec t :property *prop-html-tag* :begin nested-label)
(syntable nested-label ,property nil
(syntoken (string-concat "</" ,name ">")
:icase t :nospec t :property *prop-html-tag* :switch -2)
(syntoken (string-concat "</" ,name "\\s*$")
:icase t :contained t :begin :continued-end-tag)
(synaugment :main)))))
(defsyntax *html-mode* :main *prop-html-default* nil nil
(syntoken "<!--" :nospec t :contained t :begin :comment)
(syntable :comment *prop-html-comment* nil
(syntoken "-->" :nospec t :switch -1))
(syntoken "&([a-zA-Z0-9_.-]+|#\\x\\x?);?" :property *prop-html-entity*)
(syntoken "<li>" :nospec t :icase t :property *prop-html-li*)
(syntoken "<hr>" :nospec t :icase t :property *prop-html-hr*)
(syntoken "<img\\>" :icase t :contained t :begin :tag)
(syntoken "<(p|br)>" :icase t :property *prop-html-tag*)
;; If in the toplevel, unbalanced!
;; XXX When adding new nested tables, don't forget to update this pattern.
(syntoken
(string-concat
"</("
"b|strong|i|em|address|pre|code|tt|small|big|a|span|div|"
"h1|h2|h3|h4|h5|title|font|ol|ul|dl|dt|dd|menu"
")\\>")
:icase t :property *prop-html-unknown* :begin :unbalanced)
(syntable :unbalanced *prop-html-unknown* nil
(syntoken ">" :nospec t :switch :main)
(synaugment :generic-tag)
)
#||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
;; XXX ONLY add a rule for "html", "head" and "body" if you want to do a
;; more complete check for common errors. If you add those rules, it will
;; reparse the entire file at every character typed (unless there are
;; errors in which case the parser resets the state).
;; For visualization only that would be OK...
||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||#
(html-syntoken "b")
(html-syntable "b" *prop-html-bold*)
(html-syntoken "strong")
(html-syntable "strong" *prop-html-bold*)
(html-syntoken "i")
(html-syntable "i" *prop-html-italic*)
(html-syntoken "em")
(html-syntable "em" *prop-html-italic*)
(html-syntoken "address")
(html-syntable "address" *prop-html-italic*)
(html-syntoken "pre")
(html-syntable "pre" *prop-html-pre*)
(html-syntoken "code")
(html-syntable "code" *prop-html-pre*)
(html-syntoken "tt")
(html-syntable "tt" *prop-html-pre*)
(html-syntoken "small")
(html-syntable "small" *prop-html-small*)
(html-syntoken "big")
(html-syntable "big" *prop-html-big*)
;; Cannot hack html-syntoken and html-syntable to handle this,
;; as the option to <a may be in the next line.
(syntoken "<a\\>" :icase t :contained t :begin :a)
(syntable :a *prop-html-tag* nil
;; Tag is open
(syntoken "\\<href\\>" :icase t :begin :a-href)
(syntoken "\\<name\\>" :icase t :begin :a-name)
(syntoken "<" :nospec t :property *prop-html-unknown* :switch -2)
(synaugment :generic-tag)
(syntoken ">" :nospec t :begin :a-generic-text)
(syntable :a-href *prop-html-tag* nil
(syntoken ">" :nospec t :begin :a-href-text)
(synaugment :generic-tag)
(syntable :a-href-text *prop-html-link* nil
(syntoken "</a>"
:icase t :nospec t :property *prop-html-tag* :switch -3)
(syntoken "</a\\s*$" :icase t :begin :continued-nested-end-tag)
(synaugment :main)
)
)
(syntable :a-name *prop-html-tag* nil
(syntoken ">" :nospec t :begin :a-name-text)
(synaugment :generic-tag)
(syntable :a-name-text *prop-html-name* nil
(syntoken "</a>"
:icase t :nospec t :property *prop-html-tag* :switch -3)
(syntoken "</a\\s*$" :icase t :begin :continued-nested-end-tag)
(synaugment :main)
)
)
(syntable :a-generic-text nil nil
(syntoken "</a>"
:icase t :nospec t :property *prop-html-tag* :switch -2)
(syntoken "<a/\\s$" :icase t :begin :continued-end-tag)
(synaugment :main)
)
)
;; Do nothing, just check start/end tags
(html-syntoken "ol")
(html-syntable "ol" nil)
(html-syntoken "ul")
(html-syntable "ul" nil)
(html-syntoken "dl")
(html-syntable "dl" nil)
;; Maybe <dt> and <dd> should be in a special table, to not require
;; and ending tag.
;; XXX Maybe should also add a table for <p>.
(html-syntoken "dt")
(html-syntable "dt" nil)
(html-syntoken "dd")
(html-syntable "dd" nil)
(html-syntoken "span")
(html-syntable "span" nil)
(html-syntoken "div")
(html-syntable "div" nil)
(html-syntoken "menu")
(html-syntable "menu" nil)
(html-syntoken "h1")
(html-syntable "h1" *prop-html-h1*)
(html-syntoken "h2")
(html-syntable "h2" *prop-html-h2*)
(html-syntoken "h3")
(html-syntable "h3" *prop-html-bold*)
(html-syntoken "h4")
(html-syntable "h4" *prop-html-h4*)
(html-syntoken "h5")
(html-syntable "h5" *prop-html-h5*)
(html-syntoken "title")
(html-syntable "title" *prop-html-title*)
(html-syntoken "font")
(html-syntable "font" *prop-control*)
(syntoken "<" :nospec t :contained t :begin :tag)
(syntable :generic-tag *prop-html-tag* nil
(syntoken "\"" :nospec t :contained t :begin :string)
(syntoken "<" :nospec t :property *prop-html-unknown*)
)
(syntable :tag *prop-html-tag* nil
(syntoken ">" :nospec t :switch -1)
(synaugment :generic-tag)
)
;; Tag ended in a newline, common practice...
(syntable :continued-end-tag *prop-html-tag* nil
(syntoken ">" :nospec t :switch -3)
(synaugment :generic-tag)
)
(syntable :continued-nested-end-tag *prop-html-tag* nil
(syntoken ">" :nospec t :switch -4)
(synaugment :generic-tag)
)
(syntable :string *prop-html-string* nil
(syntoken "\\\\.")
(syntoken "\"" :nospec t :switch -1)
)
)
Mini Shell