2015-10-19 13:27:31 +03:00
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#!/bin/sh
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#-*-tcl-*-
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# the next line restarts using wish \
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exec wish "$0" -- ${1+"$@"}
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set version 3.0
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###############################################################################################
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#
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# VisualREGEXP -- A graphical front-end to wirte/debug regular expression
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# (c) 2000-2002 Laurent Riesterer
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#
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# VisualREGEXP Home Page: http://laurent.riesterer.free.fr/regexp
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#
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#----------------------------------------------------------------------------------------------
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#
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# Usage: tkregexp <sampleFile>
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#
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#----------------------------------------------------------------------------------------------
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 2 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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#
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###############################################################################################
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#----------------------------------------------------------------------------------------------
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# SOME CUSTOMIZATION CAN BE DONE BY MODIFYING VARIABLES BELOW
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#----------------------------------------------------------------------------------------------
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# default geometry
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set geometry 800x600+0+0
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# main font used to display the text
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if {$tcl_platform(platform) == "windows"} {
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2018-02-13 13:23:40 +03:00
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set font_regexp {Courier 10}
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set font_replace {Courier 10}
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set font_sample {Courier 10}
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2015-10-19 13:27:31 +03:00
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} else {
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2018-02-13 13:23:40 +03:00
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set font_regexp 9x15
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set font_replace 9x15
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set font_sample 9x15
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2015-10-19 13:27:31 +03:00
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}
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# the font used in the popup menu (use ---- to get a separator, else format is {font size ?bold?}
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2018-02-13 13:23:40 +03:00
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set fonts {{Courier 8} {Courier 9} {Courier 10} {Courier 11} {Courier 12}
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----
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{Arial 8} {Arial 9} {Arial 10} {Arial 11} {Arial 12}
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----
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8x13 8x13bold 9x15 9x15bold 10x20}
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2015-10-19 13:27:31 +03:00
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# the colors for the different matching groups
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set colors {#ff0000 #0000ff darkgreen violetred #ff9000 #537db9 #e4c500 firebrick darkgoldenrod hotpink}
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set bgcolors {#ffe6e6 #e6e6ff #e6ffe6 #efd5e1 #fef3e5 #d6dce5 lightyellow white white white}
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# use background color in sample by default ? (1 use, 0 do not use)
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2018-02-13 13:23:40 +03:00
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set background 0
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2015-10-19 13:27:31 +03:00
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# background color to visualize the non-reporting group (?:...)
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set color_noreport #fffdc4
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# background color to visualize the lookhead group (?=...) and (?!...)
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set color_lookahead wheat
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# show/hide help about control characters in regexp
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2018-02-13 13:23:40 +03:00
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set show_help 0
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2015-10-19 13:27:31 +03:00
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# show/hide history windows on startup
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2018-02-13 13:23:40 +03:00
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set history 0
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2015-10-19 13:27:31 +03:00
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# mode to use on startup (select/concat = raw, select/insert new lines = nl, replace = replace)
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2018-02-13 13:23:40 +03:00
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set mode replace
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2015-10-19 13:27:31 +03:00
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# database of some regexp to appear in the "Insert regexp" menu
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set regexp_db {
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2018-02-13 13:23:40 +03:00
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"URL" {(?:^|")(http|ftp|mailto):(?://)?(\w+(?:[\.:@]\w+)*?)(?:/|@)([^"\?]*?)(?:\?([^\?"]*?))?(?:$|")}
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"IP numbers" {[12]?[0-9]?[0-9](\.[12]?[0-9]?[0-9]){3}}
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"HTML tags" {<[^<>]+>}
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"HTML tag content" {<(\w+)[^>]*?>(.*?)</\1>}
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"vars and arrays (PHP)" {\$[^0-9 ]{1}[a-zA-Z0-9_]*((?:\[[a-zA-Z0-9_'\"]+\])*)}
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"dd/mm/yyyy" {(0[1-9]|[12][0-9]|3[01])(/|-)(0[1-9]|1[12])(/|-)[12][0-9]{3}}
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"mm/dd/yyyy" {(0[1-9]|1[12])(/|-)(0[1-9]|[12][0-9]|3[01])(/|-)[12][0-9]{3}}
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"hh:mm" {([01][0-9]|2[0-3]):[0-5][0-9]}
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"user@domain.net" {[A-Za-z0-9_.-]+@([A-Za-z0-9_]+\.)+[A-Za-z]{2,4}}
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2015-10-19 13:27:31 +03:00
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}
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#----------------------------------------------------------------------------------------------
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# DO NOT MODIFY BELOW THIS POINT
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#----------------------------------------------------------------------------------------------
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namespace eval regexp {} {
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2018-02-13 13:23:40 +03:00
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set data(v:undo:index) 0
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set data(v:undo:sample) ""
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set data(v:dir) "."
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set data(v:file) "untitled.txt"
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2015-10-19 13:27:31 +03:00
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}
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#----------------------------------------------------------------------------------------------
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2018-02-13 13:23:40 +03:00
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# Main GUI
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2015-10-19 13:27:31 +03:00
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#----------------------------------------------------------------------------------------------
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proc regexp::gui {} {
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variable data
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global colors bgcolors color_noreport color_lookahead geometry show_help regexp_db history
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global tcl_platform
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2018-02-13 13:23:40 +03:00
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set top ""
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# frame for regexp
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set w [frame $top.regexp -bd 2 -relief groove]
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# options
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set fo [frame $w.options]
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set sep 0
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foreach option {nocase all - line lineanchor linestop - inline} \
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label {nocase all - line "lineanchor (k)" "linestop (m)" - inline} \
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underline {0 0 - 0 12 10 - 0} {
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if {$option != "-"} {
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checkbutton $fo.$option -text $label -bd 1 -underline $underline \
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-variable regexp::data(v:$option) \
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-offvalue "" -onvalue "-$option"
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set data(v:$option) ""
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pack $fo.$option -side left
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} else {
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pack [frame $fo.[incr sep] -width 40] -side left
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}
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}
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# text for regexp entry
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set data(w:regexp) [text $w.regexp -wrap char -bg white -font $::font_regexp \
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-selectbackground lightblue -selectborderwidth 0 \
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-width 1 -height 3 -bd 1]
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if {$tcl_platform(platform) == "windows"} {
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set sfont {Courier 8}
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set sbfont {Courier 8 bold}
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} else {
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set sfont 6x13
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set sbfont 6x13bold
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}
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set data(w:help) [text $w.help -font $sfont -bd 0 -height 9 -wrap none -bg [$w cget -bg]]
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$w.help insert 1.0 "\n\n\n\n\n\n\n\n"
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$w.help insert 1.0 {\a alert \n newline \0 char 0 \d [[:digit:]] \A beginning of the string }
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$w.help insert 2.0 {\b backspace \r carriage \xyz octal code \D [^[:digit:]] \Z end of string }
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$w.help insert 3.0 {\B synomyn for \ \t tab \s [[:space:]] \m beginning of a word}
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$w.help insert 4.0 {\cX same as X & 0x1F \uwxyz unicode \x backref \S [^[:space:]] \M end of a word}
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$w.help insert 5.0 {\e ESC \v vert tab \w [[:alnum:]_] \y beginning or end of a word}
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$w.help insert 6.0 {\f form feed \xhhh hexa code \W [^[:alnum:]_] \Y not beginning or end of a word}
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$w.help insert 7.0 {----------------------------------------------------------------------------------------------------------------}
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$w.help insert 8.0 { ungreedy: ?? single optional *? zero-many +? at least one {n,m}? ungreedy quantifiers}
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$w.help insert 9.0 {(?:) ghost group (?=) lookahead (?!) neg. lookahead}
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$w.help tag configure bold -font $sbfont
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foreach line {1 2 3 4 5 6} {
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foreach {min max} {0 2 23 25 42 44 61 63 79 82} {
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$w.help tag add bold $line.$min $line.$max
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}
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}
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$w.help tag remove bold 2.43 2.44 4.43 4.44
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# buttons & selection of match
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set fb [frame $w.b]
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button $fb.go -text "Go" -underline 0 -command "regexp::go" -bd 1 -width 5
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button $fb.clear -text "Clear (z)" -underline 7 -command "regexp::clear" -bd 1 -width 5
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pack $fb.go [frame $fb.00 -width 10] $fb.clear -side left -pady 5
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# selection - buttons for match level
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label $fb.sep
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label $fb.l -text "Select:"
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pack $fb.sep -side left -fill x -expand true
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pack $fb.l -side left -padx 5 -pady 5
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set i 0
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foreach c $colors t {match 1 2 3 4 5 6 7 8 9} {
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button $fb.$i -text $t -fg $c -bd 1 -padx 0 -width 6 -command "regexp::select $i"
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pack $fb.$i -side left -fill y -pady 5
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incr i
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}
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# text for replace
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set f [frame $w.replace]
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set data(w:replace) [text $f.replace -wrap char -bg white -font $::font_replace \
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-selectbackground lightblue -selectborderwidth 0 \
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-width 1 -height 2 -bd 1]
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button $f.do -text "Replace" -underline 0 -bd 1 -width 9 -command "regexp::replace"
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label $f.nb -textvariable regexp::data(v:nbreplace) -width 12 -anchor e
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pack $data(w:replace) -side left -expand true -fill both -pady 5 -padx 5
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pack $f.do -side left -pady 5
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pack $f.nb -side left -pady 5 -padx 5
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# layout
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pack [frame $w.0 -height 5] $data(w:regexp) -side top -anchor w -padx 5 -expand true -fill both
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pack $fo $fb -side top -anchor w -padx 5 -expand true -fill both
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pack $fb -side top -anchor w -padx 5 -expand true -fill both
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set data(w:allreplace) $f
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# frame for sample
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set w [frame $top.sample -bd 2 -relief groove]
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set w [frame $w.inner]
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pack $top.sample.inner -padx 5 -pady 5 -fill both -expand true
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# text for sample highlighting
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set data(w:sample) [text $w.sample -bg white -font $::font_sample -bd 1 -width 1 -height 1 \
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-selectbackground lightblue -selectborderwidth 0 \
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-yscrollcommand "$w.sy set" -xscrollcommand "$w.sx set"]
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scrollbar $w.sy -command "$w.sample yview" -orient vertical -bd 1
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scrollbar $w.sx -command "$w.sample xview" -orient horizontal -bd 1
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# set tags for colors & special
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set data(v:levels) {e0 e1 e2 e3 e4 e5 e6 e7 e8 e9}
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foreach level $data(v:levels) \
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color $colors {
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$data(w:regexp) tag configure $level -foreground $color
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$data(w:history) tag configure $level -foreground $color
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$data(w:sample) tag configure $level -foreground $color
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}
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$data(w:regexp) tag configure lookahead -background $color_lookahead
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$data(w:regexp) tag configure noreport -background $color_noreport
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$data(w:history) tag configure lookahead -background $color_lookahead
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$data(w:history) tag configure noreport -background $color_noreport
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# options
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set f [frame $w.matches]
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label $f.nb -textvariable regexp::data(v:nbmatches) -anchor w
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set regexp::data(v:nbmatches) "0 matches"
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# button for navigation
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button $f.p -text "Previous" -bd 1 -pady 2 -width 8 -command "regexp::sample:move -1"
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button $f.n -text "Next" -bd 1 -pady 2 -width 8 -command "regexp::sample:move +1"
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set data(v:positions) [list ]
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set data(v:position) 0
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# layout
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pack $f.nb [frame $f.0 -width 15] $f.p $f.n -padx 5 -side left
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# layout
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grid $w.sample $w.sy -sticky news
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grid $w.sx x -sticky news
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grid $w.matches - -sticky news
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grid rowconfigure $w {0} -weight 1
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grid columnconfigure $w {0} -weight 1
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# main layout
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pack $top.regexp -side top -anchor w -padx 5 -pady 5 -fill x
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pack $top.sample -side top -anchor w -padx 5 -pady 5 -expand true -fill both
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wm geometry . $geometry
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wm title . "Visual REGEXP $::version"
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focus $data(w:regexp)
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# main menu
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. configure -menu .menubar
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set m [menu .menubar -tearoff 0 -bd 1 -activeborderwidth 1]
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# file
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$m add cascade -menu $m.file -label "File" -underline 0
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set mm [menu $m.file -tearoff 0 -bd 1 -activeborderwidth 1]
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$mm add command -label "Load regexp ..." -command "regexp::regexp:load"
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$mm add command -label "Load sample ..." -command "regexp::sample:load" -accelerator "Alt-O"
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$mm add separator
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$mm add command -label "Save sample (auto) ..." -command "regexp::sample:save auto" -accelerator "Alt-S"
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$mm add command -label "Save sample Unix (lf) ..." -command "regexp::sample:save lf"
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$mm add command -label "Save sample Windows (crlf) ..." -command "regexp::sample:save crlf"
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$mm add command -label "Save sample Mac (cr) ..." -command "regexp::sample:save cr"
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$mm add separator
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$mm add command -label "Quit" -underline 0 -command "exit" -accelerator "Alt-Q"
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# edit
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$m add cascade -menu $m.edit -label "Edit" -underline 0
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set mm [menu $m.edit -tearoff 0 -bd 1 -activeborderwidth 1]
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$mm add command -label "Copy regexp to clipboard" -command "regexp::dump" -accelerator "Alt-C"
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$mm add separator
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$mm add command -label "Undo" -command "regexp::unredo:regexp -1" -accelerator "Control-Z"
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$mm add command -label "Redo" -command "regexp::unredo:regexp +1" -accelerator "Control-R"
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# view
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$m add cascade -menu $m.view -label "View" -underline 0
|
|
|
|
|
set mm [menu $m.view -tearoff 0 -bd 1 -activeborderwidth 1]
|
|
|
|
|
set regexp::data(v:background) $::background
|
|
|
|
|
regexp::sample:background
|
|
|
|
|
$mm add checkbutton -label "Show background for matches" -command "regexp::sample:background" \
|
|
|
|
|
-variable regexp::data(v:background)
|
|
|
|
|
$mm add checkbutton -label "Show regexp help" -command "regexp::regexp:help:toggle" \
|
|
|
|
|
-variable regexp::data(v:help)
|
|
|
|
|
set regexp::data(v:help) $show_help
|
|
|
|
|
$mm add checkbutton -label "Wrap lines in sample" -variable regexp::data(v:wrap) \
|
|
|
|
|
-command "$data(w:sample) configure -wrap \$regexp::data(v:wrap)" \
|
|
|
|
|
-offvalue "none" -onvalue "char"
|
|
|
|
|
set regexp::data(v:history) $history
|
|
|
|
|
$mm add checkbutton -label "History of Regexp" -variable regexp::data(v:history) \
|
|
|
|
|
-command "if {\$regexp::data(v:history)} {wm deiconify .history} else {wm iconify .history}"
|
|
|
|
|
# select mode
|
|
|
|
|
$m add cascade -menu $m.select -label "Select mode" -underline 5
|
|
|
|
|
set mm [menu $m.select -tearoff 0 -bd 1 -activeborderwidth 1]
|
|
|
|
|
$mm add radiobutton -label "select / concat raw matches" \
|
|
|
|
|
-variable regexp::data(v:mode) -value "raw" -command regexp::replace:toggle
|
|
|
|
|
$mm add radiobutton -label "select / insert new line between matches" \
|
|
|
|
|
-variable regexp::data(v:mode) -value "nl" -command regexp::replace:toggle
|
|
|
|
|
$mm add radiobutton -label "replace widget" \
|
|
|
|
|
-variable regexp::data(v:mode) -value "replace" -command regexp::replace:toggle
|
|
|
|
|
# insert well know regexp
|
|
|
|
|
$m add cascade -menu $m.insert -label "Insert regexp" -underline 11
|
|
|
|
|
set mm [menu $m.insert -tearoff 0 -bd 1 -activeborderwidth 1]
|
|
|
|
|
$mm add command -label "Make regexp ..." -command "regexp::make-regexp"
|
|
|
|
|
$mm add separator
|
|
|
|
|
$mm add command -label "Load patterns ..." -command "regexp::pattern:load"
|
|
|
|
|
$mm add separator
|
|
|
|
|
foreach {n e} $regexp_db {
|
|
|
|
|
$mm add command -label "$n" -command "regexp::regexp:insert [list $e]"
|
|
|
|
|
}
|
|
|
|
|
set data(w:menu) $mm
|
|
|
|
|
# help
|
|
|
|
|
$m add cascade -menu $m.help -label "Help" -underline 0
|
|
|
|
|
set mm [menu $m.help -tearoff 0 -bd 1 -activeborderwidth 1]
|
|
|
|
|
$mm add command -label "Help" -command "regexp::help"
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
# key binding
|
|
|
|
|
bind all <Alt-q> "exit"
|
|
|
|
|
bind all <Alt-g> "regexp::go"
|
|
|
|
|
bind $data(w:regexp) <Return> "regexp::go; break"
|
|
|
|
|
bind all <Alt-c> "regexp::dump"
|
|
|
|
|
bind all <Alt-r> "regexp::replace"
|
|
|
|
|
bind all <Alt-o> "regexp::sample:load"
|
|
|
|
|
bind all <Alt-s> "regexp::sample:save auto"
|
|
|
|
|
|
|
|
|
|
bind $data(w:regexp) <Control-z> "regexp::unredo:regexp -1"
|
|
|
|
|
bind $data(w:regexp) <Control-r> "regexp::unredo:regexp +1"
|
|
|
|
|
|
|
|
|
|
bind $data(w:replace) <Control-z> "regexp::undo:sample"
|
|
|
|
|
bind $data(w:sample) <Control-z> "regexp::undo:sample"
|
|
|
|
|
|
|
|
|
|
bind all <Alt-a> "$fo.all toggle"
|
|
|
|
|
bind all <Alt-n> "$fo.nocase toggle"
|
|
|
|
|
bind all <Alt-l> "$fo.line toggle"
|
|
|
|
|
bind all <Alt-k> "$fo.lineanchor toggle"
|
|
|
|
|
bind all <Alt-m> "$fo.linestop toggle"
|
|
|
|
|
bind all <Alt-i> "$fo.inline toggle"
|
|
|
|
|
bind all <Alt-z> "regexp::clear"
|
|
|
|
|
|
|
|
|
|
bind $data(w:regexp) <Control-Key> { # nothing }
|
|
|
|
|
bind $data(w:regexp) <Alt-Key> { # nothing }
|
|
|
|
|
bind $data(w:regexp) <Meta-Key> { # nothing }
|
|
|
|
|
bind $data(w:regexp) <Mod1-Key> { # nothing }
|
|
|
|
|
bind $data(w:regexp) <Key> "regexp::undo:regexp:compute %W %K %A"
|
|
|
|
|
|
|
|
|
|
bind $data(w:replace) <Control-Tab> "$data(w:replace) insert insert {\\t}; break;"
|
|
|
|
|
bind $data(w:sample) <Control-Tab> "$data(w:sample) insert insert {\t}; break;"
|
|
|
|
|
# special for regexp Ctrl+letter = \<letter>
|
|
|
|
|
bind $data(w:regexp) <Control-Tab> "$data(w:regexp) insert insert {\\t}; break;"
|
|
|
|
|
foreach key {a b B e f n r t v u x 0 d D s S w W A Z m M y Y} {
|
|
|
|
|
bind $data(w:regexp) <Control-$key> "$data(w:regexp) insert insert {\\$key}; break;"
|
|
|
|
|
}
|
|
|
|
|
foreach key {a b B e f n r t v u x 0} {
|
|
|
|
|
bind $data(w:replace) <Control-$key> "$data(w:replace) insert insert {\\$key}; break;"
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
bind Text <Control-v> {}
|
|
|
|
|
|
|
|
|
|
# font selection popup
|
|
|
|
|
foreach w {regexp replace sample} {
|
|
|
|
|
set m [menu .fonts_$w -tearoff 0]
|
|
|
|
|
foreach f $::fonts {
|
|
|
|
|
if {$f == "----"} {
|
|
|
|
|
$m add separator
|
|
|
|
|
} else {
|
|
|
|
|
$m add command -label $f -command "$data(w:$w) configure -font [list $f]"
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
bind $data(w:$w) <3> "tk_popup $m %X %Y"
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
# some init
|
|
|
|
|
set data(v:nocase) "-nocase"
|
|
|
|
|
set data(v:all) "-all"
|
|
|
|
|
set data(v:wrap) "char"
|
|
|
|
|
set regexp::data(v:mode) $::mode
|
|
|
|
|
replace:toggle ;# set bindings
|
|
|
|
|
regexp:help:toggle
|
2015-10-19 13:27:31 +03:00
|
|
|
}
|
|
|
|
|
|
|
|
|
|
proc regexp::pattern:load {{file ""}} {
|
|
|
|
|
variable data
|
|
|
|
|
|
2018-02-13 13:23:40 +03:00
|
|
|
# get filename
|
|
|
|
|
if {$file == ""} {
|
|
|
|
|
set types [list [list "All" *]]
|
|
|
|
|
set file [tk_getOpenFile -filetypes $types -parent .]
|
|
|
|
|
if {$file == ""} {
|
|
|
|
|
return
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
# do it
|
|
|
|
|
set in [open $file "r"]
|
|
|
|
|
$data(w:menu) delete [expr 4+[llength $::regexp_db]/2] end
|
|
|
|
|
while {![eof $in]} {
|
|
|
|
|
set name [gets $in]
|
|
|
|
|
while {$name == ""} {
|
|
|
|
|
set name [gets $in]
|
|
|
|
|
}
|
|
|
|
|
set pattern [gets $in]
|
|
|
|
|
while {$pattern == ""} {
|
|
|
|
|
set pattern [gets $in]
|
|
|
|
|
}
|
|
|
|
|
$data(w:menu) add command -label $name -command "regexp::regexp:insert [list $pattern]"
|
|
|
|
|
}
|
|
|
|
|
close $in
|
2015-10-19 13:27:31 +03:00
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
#----------------------------------------------------------------------------------------------
|
2018-02-13 13:23:40 +03:00
|
|
|
# Main toplevel commands
|
2015-10-19 13:27:31 +03:00
|
|
|
#----------------------------------------------------------------------------------------------
|
|
|
|
|
|
|
|
|
|
proc regexp::go {} {
|
|
|
|
|
variable data
|
|
|
|
|
|
2018-02-13 13:23:40 +03:00
|
|
|
set exp [$data(w:regexp) get 1.0 end-1char]
|
|
|
|
|
# check if regexp is OK
|
|
|
|
|
if {[catch { regexp -- $exp dummy } errMsg]} {
|
|
|
|
|
tk_messageBox -type ok -icon error -message "Malformed regexp: $errMsg"
|
|
|
|
|
return
|
|
|
|
|
}
|
|
|
|
|
regexp::regexp:colorize
|
|
|
|
|
regexp::sample:colorize
|
|
|
|
|
regexp::history:add
|
2015-10-19 13:27:31 +03:00
|
|
|
}
|
|
|
|
|
|
|
|
|
|
proc regexp::clear {} {
|
|
|
|
|
variable data
|
|
|
|
|
|
2018-02-13 13:23:40 +03:00
|
|
|
regexp::history:add
|
|
|
|
|
$data(w:regexp) delete 1.0 end
|
|
|
|
|
regexp::go
|
2015-10-19 13:27:31 +03:00
|
|
|
}
|
|
|
|
|
|
|
|
|
|
proc regexp::dump {} {
|
|
|
|
|
variable data
|
|
|
|
|
|
2018-02-13 13:23:40 +03:00
|
|
|
# update display
|
|
|
|
|
go
|
|
|
|
|
# built list of options
|
|
|
|
|
set dump "regexp"
|
|
|
|
|
foreach option {nocase all line lineanchor linestop inline} {
|
|
|
|
|
if {$data(v:$option) != ""} {
|
|
|
|
|
append dump " $data(v:$option)"
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
# build expression
|
|
|
|
|
set exp [$data(w:regexp) get 1.0 end-1char]
|
|
|
|
|
append dump " -- {$exp} string"
|
|
|
|
|
# add variables if needed
|
|
|
|
|
if {$data(v:inline) == ""} {
|
|
|
|
|
append dump " match"
|
|
|
|
|
for {set i 1} {$i < $data(v:nblevels)} {incr i} {
|
|
|
|
|
append dump " v$i"
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
# put dump into the clipboard (by creating a hidden entry ... anyone has a better solution?)
|
|
|
|
|
destroy .e
|
|
|
|
|
entry .e
|
|
|
|
|
.e insert 0 $dump
|
|
|
|
|
.e selection range 0 end
|
|
|
|
|
puts "$dump"
|
2015-10-19 13:27:31 +03:00
|
|
|
}
|
|
|
|
|
|
|
|
|
|
proc regexp::select {level} {
|
|
|
|
|
variable data
|
|
|
|
|
|
2018-02-13 13:23:40 +03:00
|
|
|
# update
|
|
|
|
|
go
|
|
|
|
|
if {[llength $data(v:result)] == 0} {
|
|
|
|
|
bell
|
|
|
|
|
return
|
|
|
|
|
}
|
|
|
|
|
# puts regexp
|
|
|
|
|
dump
|
|
|
|
|
# extract matching parts in sample
|
|
|
|
|
set i 0
|
|
|
|
|
set newsample ""
|
|
|
|
|
foreach match $data(v:result) {
|
|
|
|
|
if {($i % $data(v:nblevels)) == $level} {
|
|
|
|
|
set text [$data(w:sample) get \
|
|
|
|
|
[$data(w:sample) index "1.0+[lindex $match 0]chars"] \
|
|
|
|
|
[$data(w:sample) index "1.0+[expr [lindex $match 1]+1]chars"]]
|
|
|
|
|
append newsample $text
|
|
|
|
|
if {$data(v:mode) == "nl"} {
|
|
|
|
|
append newsample "\n"
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
incr i
|
|
|
|
|
}
|
|
|
|
|
$data(w:sample) delete 1.0 end
|
|
|
|
|
$data(w:sample) insert 1.0 $newsample
|
|
|
|
|
# update with regexp
|
|
|
|
|
go
|
2015-10-19 13:27:31 +03:00
|
|
|
}
|
|
|
|
|
|
|
|
|
|
proc regexp::help {} {
|
|
|
|
|
global tcl_platform
|
|
|
|
|
|
2018-02-13 13:23:40 +03:00
|
|
|
toplevel .help
|
|
|
|
|
wm title .help "Help"
|
|
|
|
|
# logo
|
|
|
|
|
label .help.l -image logo
|
|
|
|
|
pack .help.l -side top -padx 10 -pady 10
|
|
|
|
|
# help text
|
|
|
|
|
if {$tcl_platform(platform) == "windows"} {
|
|
|
|
|
text .help.t -bd 2 -relief groove -font {Courier 10}
|
|
|
|
|
} else {
|
|
|
|
|
text .help.t -bd 2 -relief groove
|
|
|
|
|
}
|
|
|
|
|
pack .help.t -side top -padx 20
|
|
|
|
|
.help.t tag configure bold -font "[.help.t cget -font] bold"
|
|
|
|
|
.help.t insert 1.0 "Version:" bold " $::version
|
2015-10-19 13:27:31 +03:00
|
|
|
|
|
|
|
|
" normal "Usage:" bold " tkregexp <sampleFile>
|
|
|
|
|
|
|
|
|
|
" normal "Key bindings:" bold " Alt-q exit
|
|
|
|
|
Alt-a toggle 'all' flag
|
|
|
|
|
Alt-n toggle 'nocase' flag
|
|
|
|
|
Alt-l toggle 'line' flag
|
|
|
|
|
Alt-k toggle 'lineanchor' flag
|
|
|
|
|
Alt-m toggle 'linestop' flag
|
|
|
|
|
Alt-i toggle 'inline' flag
|
|
|
|
|
Alt-g do the highlighting
|
|
|
|
|
Return (in regexp) do the highlighting
|
|
|
|
|
|
|
|
|
|
" normal "To clipboard:" bold " Put the 'regexp' command with its arguments to the clipboard
|
|
|
|
|
|
|
|
|
|
" normal "Tips:" bold " 1) To set the sample, either put a filename on the command line,
|
|
|
|
|
or just copy & paste it in the sample text window.
|
|
|
|
|
2) You can change the default colors or windows size by editing the
|
|
|
|
|
first lines of the program file.
|
|
|
|
|
3) when typing your regexp you can use Control-Z/Control-R
|
|
|
|
|
to undo/redo the last typing.
|
|
|
|
|
4) When using the replace function, using Control-Z restore the value
|
|
|
|
|
of the sample before the replacement : you try, retry, reretry, ..."
|
2018-02-13 13:23:40 +03:00
|
|
|
# ok button
|
|
|
|
|
button .help.ok -text "Ok" -width 10 -default active -command "destroy .help"
|
|
|
|
|
pack .help.ok -side bottom -pady 10
|
2015-10-19 13:27:31 +03:00
|
|
|
}
|
|
|
|
|
|
|
|
|
|
proc regexp::regexp:help:toggle {} {
|
|
|
|
|
variable data
|
|
|
|
|
|
2018-02-13 13:23:40 +03:00
|
|
|
if {$data(v:help) == 0} {
|
|
|
|
|
pack forget $data(w:help)
|
|
|
|
|
} else {
|
|
|
|
|
pack $data(w:help) -before $data(w:regexp) -fill x -padx 5
|
|
|
|
|
}
|
2015-10-19 13:27:31 +03:00
|
|
|
}
|
|
|
|
|
|
|
|
|
|
#----------------------------------------------------------------------------------------------
|
2018-02-13 13:23:40 +03:00
|
|
|
# Undo/redo (quick and dirty UNDO/REDO support)
|
2015-10-19 13:27:31 +03:00
|
|
|
#----------------------------------------------------------------------------------------------
|
|
|
|
|
|
|
|
|
|
proc regexp::undo:sample {} {
|
|
|
|
|
variable data
|
|
|
|
|
|
2018-02-13 13:23:40 +03:00
|
|
|
# display result
|
|
|
|
|
$data(w:sample) delete 1.0 end
|
|
|
|
|
$data(w:sample) insert 1.0 $data(v:undo:sample)
|
|
|
|
|
# colorize
|
|
|
|
|
go
|
2015-10-19 13:27:31 +03:00
|
|
|
}
|
|
|
|
|
|
|
|
|
|
proc regexp::unredo:regexp {dir} {
|
|
|
|
|
variable data
|
|
|
|
|
|
2018-02-13 13:23:40 +03:00
|
|
|
set index [expr ($data(v:undo:index)+$dir) % 100]
|
|
|
|
|
if {![info exists data(v:undo:r$index)]} {
|
|
|
|
|
return
|
|
|
|
|
}
|
|
|
|
|
set data(v:undo:index) $index
|
2015-10-19 13:27:31 +03:00
|
|
|
|
2018-02-13 13:23:40 +03:00
|
|
|
set t $data(w:regexp)
|
|
|
|
|
$t delete 1.0 end
|
|
|
|
|
$t insert 1.0 [lindex $data(v:undo:r$index) 1]
|
|
|
|
|
$t mark set insert [lindex $data(v:undo:r$index) 0]
|
2015-10-19 13:27:31 +03:00
|
|
|
}
|
|
|
|
|
|
|
|
|
|
proc regexp::undo:regexp:compute {w k a} {
|
|
|
|
|
variable data
|
|
|
|
|
|
2018-02-13 13:23:40 +03:00
|
|
|
if {[string match -nocase "*control*" $k]
|
|
|
|
|
|| [string match -nocase "*shift*" $k]
|
|
|
|
|
|| [string match -nocase "*alt*" $k]} {
|
|
|
|
|
return
|
|
|
|
|
}
|
2015-10-19 13:27:31 +03:00
|
|
|
|
2018-02-13 13:23:40 +03:00
|
|
|
set data(v:undo:r$data(v:undo:index)) [list [$w index insert] [$w get 1.0 end-1char]]
|
|
|
|
|
set data(v:undo:index) [expr ($data(v:undo:index)+1) % 100]
|
2015-10-19 13:27:31 +03:00
|
|
|
}
|
|
|
|
|
|
|
|
|
|
#----------------------------------------------------------------------------------------------
|
2018-02-13 13:23:40 +03:00
|
|
|
# Replace
|
2015-10-19 13:27:31 +03:00
|
|
|
#----------------------------------------------------------------------------------------------
|
|
|
|
|
|
|
|
|
|
proc regexp::replace {} {
|
|
|
|
|
variable data
|
|
|
|
|
|
2018-02-13 13:23:40 +03:00
|
|
|
set exp [$data(w:regexp) get 1.0 end-1char]
|
|
|
|
|
set subst [$data(w:replace) get 1.0 end-1char]
|
|
|
|
|
if {$exp == ""} {
|
|
|
|
|
set regexp::data(v:nbreplace) "empty regexp"
|
|
|
|
|
return
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
# get sample & store it for undo
|
|
|
|
|
set sample [$data(w:sample) get 1.0 end]
|
|
|
|
|
set data(v:undo:sample) $sample
|
|
|
|
|
set result [eval regsub $data(v:all) \
|
|
|
|
|
$data(v:line) $data(v:lineanchor) $data(v:linestop) \
|
|
|
|
|
$data(v:nocase) -- \
|
|
|
|
|
[list $exp] [list $sample] [list [subst -nocommands -novariables $subst]] sample]
|
|
|
|
|
set regexp::data(v:nbreplace) "$result replaced"
|
|
|
|
|
# display result
|
|
|
|
|
$data(w:sample) delete 1.0 end
|
|
|
|
|
$data(w:sample) insert 1.0 $sample
|
2015-10-19 13:27:31 +03:00
|
|
|
}
|
|
|
|
|
|
|
|
|
|
proc regexp::replace:toggle {} {
|
|
|
|
|
variable data
|
|
|
|
|
|
2018-02-13 13:23:40 +03:00
|
|
|
if {$regexp::data(v:mode) == "replace"} {
|
|
|
|
|
bind $data(w:regexp) <Tab> "focus $data(w:replace); break;"
|
|
|
|
|
bind $data(w:regexp) <Shift-Tab> "focus $data(w:sample); break;"
|
|
|
|
|
catch { bind $data(w:regexp) <ISO_Left_Tab> "focus $data(w:sample); break;" }
|
2015-10-19 13:27:31 +03:00
|
|
|
|
2018-02-13 13:23:40 +03:00
|
|
|
bind $data(w:replace) <Tab> "focus $data(w:sample); break;"
|
|
|
|
|
bind $data(w:replace) <Shift-Tab> "focus $data(w:regexp); break;"
|
|
|
|
|
catch { bind $data(w:replace) <ISO_Left_Tab> "focus $data(w:regexp); break;" }
|
2015-10-19 13:27:31 +03:00
|
|
|
|
2018-02-13 13:23:40 +03:00
|
|
|
bind $data(w:sample) <Tab> "focus $data(w:regexp); break;"
|
|
|
|
|
bind $data(w:sample) <Shift-Tab> "focus $data(w:replace); break;"
|
|
|
|
|
catch { bind $data(w:sample) <ISO_Left_Tab> "focus $data(w:replace); break;" }
|
2015-10-19 13:27:31 +03:00
|
|
|
|
2018-02-13 13:23:40 +03:00
|
|
|
pack $data(w:allreplace) -side top -fill both
|
2015-10-19 13:27:31 +03:00
|
|
|
|
2018-02-13 13:23:40 +03:00
|
|
|
} else {
|
|
|
|
|
bind $data(w:regexp) <Tab> "focus $data(w:sample); break;"
|
|
|
|
|
catch { bind $data(w:regexp) <ISO_Left_Tab> "focus $data(w:sample); break;" }
|
2015-10-19 13:27:31 +03:00
|
|
|
|
2018-02-13 13:23:40 +03:00
|
|
|
bind $data(w:sample) <Tab> "focus $data(w:regexp); break;"
|
|
|
|
|
catch { bind $data(w:sample) <ISO_Left_Tab> "focus $data(w:regexp); break;" }
|
2015-10-19 13:27:31 +03:00
|
|
|
|
2018-02-13 13:23:40 +03:00
|
|
|
pack forget $data(w:allreplace)
|
|
|
|
|
}
|
2015-10-19 13:27:31 +03:00
|
|
|
}
|
|
|
|
|
|
|
|
|
|
#----------------------------------------------------------------------------------------------
|
2018-02-13 13:23:40 +03:00
|
|
|
# Manage REGEXP
|
2015-10-19 13:27:31 +03:00
|
|
|
#----------------------------------------------------------------------------------------------
|
|
|
|
|
|
|
|
|
|
proc regexp::regexp:set {text} {
|
|
|
|
|
variable data
|
|
|
|
|
|
2018-02-13 13:23:40 +03:00
|
|
|
$data(w:regexp) delete 1.0 end
|
|
|
|
|
$data(w:regexp) insert 1.0 $text
|
2015-10-19 13:27:31 +03:00
|
|
|
}
|
|
|
|
|
|
|
|
|
|
proc regexp::regexp:colorize {} {
|
|
|
|
|
variable data
|
|
|
|
|
|
2018-02-13 13:23:40 +03:00
|
|
|
set exp [$data(w:regexp) get 1.0 end-1char]
|
|
|
|
|
set max [string length $exp]
|
|
|
|
|
set stack {}
|
|
|
|
|
# list format : min max min max ...
|
|
|
|
|
set indices [list "report" 0 [string length $exp]]
|
|
|
|
|
# search the groups in the regexp
|
|
|
|
|
set data(v:nblevels) 1
|
|
|
|
|
for {set i 0} {$i < $max} {incr i} {
|
|
|
|
|
set c [string index $exp $i]
|
|
|
|
|
if {$c == "\\"} {
|
|
|
|
|
incr i
|
|
|
|
|
continue
|
|
|
|
|
} elseif {$c == "("} {
|
|
|
|
|
set c [string index $exp [expr $i+1]]
|
|
|
|
|
set what [string index $exp [expr $i+2]]
|
|
|
|
|
# test for escape with (?...)
|
|
|
|
|
if {$c == "?"} {
|
|
|
|
|
if {$what != ":"} {
|
|
|
|
|
lappend indices "lookahead"
|
|
|
|
|
} else {
|
|
|
|
|
lappend indices "noreport"
|
|
|
|
|
}
|
|
|
|
|
} else {
|
|
|
|
|
lappend indices "report"
|
|
|
|
|
incr data(v:nblevels)
|
|
|
|
|
}
|
|
|
|
|
lappend indices $i
|
|
|
|
|
set stack "[llength $indices] $stack"
|
|
|
|
|
lappend indices 0
|
|
|
|
|
|
|
|
|
|
} elseif {$c == ")"} {
|
|
|
|
|
set idx [lindex $stack 0]
|
|
|
|
|
if {$idx == ""} {
|
|
|
|
|
continue
|
|
|
|
|
}
|
|
|
|
|
set stack [lrange $stack 1 end]
|
|
|
|
|
set indices [lreplace $indices $idx $idx $i]
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
# remove old colors
|
|
|
|
|
foreach level $data(v:levels) {
|
|
|
|
|
$data(w:regexp) tag remove $level 1.0 end
|
|
|
|
|
}
|
|
|
|
|
$data(w:regexp) tag remove "lookahead" 1.0 end
|
|
|
|
|
$data(w:regexp) tag remove "noreport" 1.0 end
|
|
|
|
|
# colorize the regexp
|
|
|
|
|
set i 0
|
|
|
|
|
foreach {type min max} $indices {
|
|
|
|
|
if {$type != "report"} {
|
|
|
|
|
continue
|
|
|
|
|
}
|
|
|
|
|
$data(w:regexp) tag add [lindex $data(v:levels) $i] \
|
|
|
|
|
[$data(w:regexp) index "1.0+${min}chars"] \
|
|
|
|
|
[$data(w:regexp) index "1.0+[expr $max+1]chars"]
|
|
|
|
|
incr i
|
|
|
|
|
}
|
|
|
|
|
# apply special item
|
|
|
|
|
foreach {type min max} $indices {
|
|
|
|
|
if {$type == "report"} {
|
|
|
|
|
continue
|
|
|
|
|
}
|
|
|
|
|
$data(w:regexp) tag add $type \
|
|
|
|
|
[$data(w:regexp) index "1.0+${min}chars"] \
|
|
|
|
|
[$data(w:regexp) index "1.0+[expr $max+1]chars"]
|
|
|
|
|
}
|
2015-10-19 13:27:31 +03:00
|
|
|
}
|
|
|
|
|
|
|
|
|
|
#----------------------------------------------------------------------------------------------
|
|
|
|
|
|
|
|
|
|
proc regexp::regexp:load {} {
|
|
|
|
|
variable data
|
|
|
|
|
|
2018-02-13 13:23:40 +03:00
|
|
|
# get filename
|
|
|
|
|
set types [list [list "All" *]]
|
|
|
|
|
set file [tk_getOpenFile -filetypes $types -parent .]
|
|
|
|
|
if {$file == ""} {
|
|
|
|
|
return
|
|
|
|
|
}
|
|
|
|
|
# do it
|
|
|
|
|
set in [open $file "r"]
|
|
|
|
|
regexp:set [read $in [file size $file]]
|
|
|
|
|
close $in
|
2015-10-19 13:27:31 +03:00
|
|
|
}
|
|
|
|
|
|
|
|
|
|
#----------------------------------------------------------------------------------------------
|
|
|
|
|
|
|
|
|
|
proc regexp::regexp:insert {what} {
|
|
|
|
|
variable data
|
|
|
|
|
|
2018-02-13 13:23:40 +03:00
|
|
|
set w $data(w:regexp)
|
|
|
|
|
# prepare undo/redo
|
|
|
|
|
set data(v:undo:r$data(v:undo:index)) [list [$w index insert] [$w get 1.0 end-1char]]
|
|
|
|
|
set data(v:undo:index) [expr ($data(v:undo:index)+1) % 100]
|
|
|
|
|
# do it
|
|
|
|
|
$w insert insert $what
|
|
|
|
|
# prepare undo/redo
|
|
|
|
|
set data(v:undo:r$data(v:undo:index)) [list [$w index insert] [$w get 1.0 end-1char]]
|
2015-10-19 13:27:31 +03:00
|
|
|
}
|
|
|
|
|
|
|
|
|
|
#----------------------------------------------------------------------------------------------
|
|
|
|
|
# History window to memorize already typed regexp
|
|
|
|
|
|
|
|
|
|
proc regexp::history:init {} {
|
|
|
|
|
variable data
|
|
|
|
|
global font
|
|
|
|
|
|
2018-02-13 13:23:40 +03:00
|
|
|
set w [toplevel .history]
|
|
|
|
|
wm title $w "Visual REGEXP $::version -- REGEXP History"
|
|
|
|
|
wm geometry $w 640x480
|
|
|
|
|
wm protocol $w WM_DELETE_WINDOW "set regexp::data(v:history) 0; wm withdraw $w"
|
|
|
|
|
|
|
|
|
|
# text zone
|
|
|
|
|
set tf [frame $w.t]
|
|
|
|
|
pack $tf -side top -expand true -fill both
|
|
|
|
|
set t [text $tf.t -xscrollcommand "$tf.x set" -yscrollcommand "$tf.y set" \
|
|
|
|
|
-bg white -font $::font_regexp -width 5 -height 1 \
|
|
|
|
|
-selectbackground lightblue -selectborderwidth 0]
|
|
|
|
|
set data(w:history) $t
|
|
|
|
|
$t tag configure spacing -font {Helvetica 6}
|
|
|
|
|
set tx [scrollbar $tf.x -bd 1 -orient horizontal -command "$t xview"]
|
|
|
|
|
set ty [scrollbar $tf.y -bd 1 -orient vertical -command "$t yview"]
|
|
|
|
|
bindtags $t "$t all"
|
|
|
|
|
grid $t $ty -sticky news
|
|
|
|
|
grid $tx x -sticky news
|
|
|
|
|
grid columnconfigure $tf {0} -weight 1
|
|
|
|
|
grid columnconfigure $tf {1} -weight 0
|
|
|
|
|
grid rowconfigure $tf {0} -weight 1
|
|
|
|
|
grid rowconfigure $tf {1} -weight 0
|
|
|
|
|
|
|
|
|
|
# buttons
|
|
|
|
|
set bf [frame $w.f]
|
|
|
|
|
pack $bf -side bottom -padx 5 -pady 5
|
|
|
|
|
|
|
|
|
|
set b1 [button $bf.1 -bd 1 -text "Hide" -command "wm withdraw $w; set ::regexp::data(v:history) 0"]
|
|
|
|
|
set b2 [button $bf.2 -bd 1 -text "Save ..." -command "regexp::history:save"]
|
|
|
|
|
pack $b2 $b1 -side left -anchor c
|
|
|
|
|
|
|
|
|
|
wm withdraw $w
|
2015-10-19 13:27:31 +03:00
|
|
|
}
|
|
|
|
|
|
|
|
|
|
set last ""
|
|
|
|
|
set counter 0
|
|
|
|
|
|
|
|
|
|
proc regexp::history:add {} {
|
|
|
|
|
variable data
|
|
|
|
|
|
2018-02-13 13:23:40 +03:00
|
|
|
if {$::inReplay} {
|
|
|
|
|
# avoid to put the same expression again when replaying it
|
|
|
|
|
set ::inReplay 0
|
|
|
|
|
return
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
set exp [$data(w:regexp) get 1.0 end-1char]
|
|
|
|
|
if {$exp != "" && $exp != $::last} {
|
|
|
|
|
# memorize position
|
|
|
|
|
set start [$data(w:history) index insert]
|
|
|
|
|
# add text
|
|
|
|
|
$data(w:history) insert end "$exp\n"
|
|
|
|
|
set end [$data(w:history) index insert]
|
|
|
|
|
$data(w:history) insert end "\n" {spacing}
|
|
|
|
|
set ::last $exp
|
|
|
|
|
$data(w:history) yview moveto 1.0
|
|
|
|
|
# do the binding
|
|
|
|
|
set tag "t$::counter"
|
|
|
|
|
incr ::counter
|
|
|
|
|
$data(w:history) tag bind $tag <Any-Enter> "$data(w:history) tag configure $tag -background lightblue"
|
|
|
|
|
$data(w:history) tag bind $tag <Any-Leave> "$data(w:history) tag configure $tag -background {}"
|
|
|
|
|
$data(w:history) tag bind $tag <1> "regexp::history:replay [list $exp]"
|
|
|
|
|
$data(w:history) tag add $tag $start $end
|
|
|
|
|
|
|
|
|
|
# colorize the expression in history
|
|
|
|
|
scan $start "%d.%d" sl sc
|
|
|
|
|
incr sl -1
|
|
|
|
|
foreach tag {e0 e1 e2 e3 e4 e5 e6 e7 e8 e9 lookahead noreport} {
|
|
|
|
|
foreach {start end} [$data(w:regexp) tag ranges $tag] {
|
|
|
|
|
set start [$data(w:history) index "$start + $sc chars + $sl lines"]
|
|
|
|
|
set end [$data(w:history) index "$end + $sc chars + $sl lines"]
|
|
|
|
|
$data(w:history) tag add $tag $start $end
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
}
|
2015-10-19 13:27:31 +03:00
|
|
|
}
|
|
|
|
|
|
|
|
|
|
set inReplay 0
|
|
|
|
|
|
|
|
|
|
proc regexp::history:replay {text} {
|
|
|
|
|
variable data
|
|
|
|
|
|
2018-02-13 13:23:40 +03:00
|
|
|
set ::inReplay 1
|
|
|
|
|
regexp:set $text
|
|
|
|
|
go
|
2015-10-19 13:27:31 +03:00
|
|
|
}
|
|
|
|
|
|
|
|
|
|
proc regexp::history:save {} {
|
|
|
|
|
variable data
|
|
|
|
|
|
2018-02-13 13:23:40 +03:00
|
|
|
set file [tk_getSaveFile -defaultextension .txt]
|
|
|
|
|
if {$file != ""} {
|
|
|
|
|
set out [open $file "w"]
|
|
|
|
|
puts -nonewline $out [$data(w:history) get 1.0 end]
|
|
|
|
|
close $out
|
|
|
|
|
}
|
2015-10-19 13:27:31 +03:00
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
#----------------------------------------------------------------------------------------------
|
2018-02-13 13:23:40 +03:00
|
|
|
# Manage SAMPLE
|
2015-10-19 13:27:31 +03:00
|
|
|
#----------------------------------------------------------------------------------------------
|
|
|
|
|
|
|
|
|
|
proc regexp::sample:set {text} {
|
|
|
|
|
variable data
|
|
|
|
|
|
2018-02-13 13:23:40 +03:00
|
|
|
$data(w:sample) delete 1.0 end
|
|
|
|
|
$data(w:sample) insert 1.0 $text
|
|
|
|
|
set data(v:undo:sample) $text
|
2015-10-19 13:27:31 +03:00
|
|
|
}
|
|
|
|
|
|
|
|
|
|
proc regexp::sample:colorize {} {
|
|
|
|
|
variable data
|
|
|
|
|
|
2018-02-13 13:23:40 +03:00
|
|
|
# remove old tags
|
|
|
|
|
foreach level $data(v:levels) {
|
|
|
|
|
$data(w:sample) tag remove $level 1.0 end
|
|
|
|
|
}
|
|
|
|
|
set data(v:position) 0
|
|
|
|
|
set data(v:positions) [list ]
|
|
|
|
|
|
|
|
|
|
# set new tags
|
|
|
|
|
set exp [$data(w:regexp) get 1.0 end-1char]
|
|
|
|
|
if {$exp == ""} {
|
|
|
|
|
set data(v:result) {}
|
|
|
|
|
return
|
|
|
|
|
}
|
|
|
|
|
set result [eval regexp -inline -indices $data(v:all) \
|
|
|
|
|
$data(v:line) $data(v:lineanchor) $data(v:linestop) \
|
|
|
|
|
$data(v:nocase) -- \
|
|
|
|
|
[list $exp] [list [$data(w:sample) get 1.0 end]]]
|
|
|
|
|
set data(v:result) $result
|
|
|
|
|
set i 0
|
|
|
|
|
foreach match $result {
|
|
|
|
|
set start [$data(w:sample) index "1.0+[lindex $match 0]chars"]
|
|
|
|
|
$data(w:sample) tag add e[expr $i % $data(v:nblevels)] \
|
|
|
|
|
$start [$data(w:sample) index "1.0+[expr [lindex $match 1]+1]chars"]
|
|
|
|
|
lappend data(v:positions) $start
|
|
|
|
|
if {$i == 0} {
|
|
|
|
|
$data(w:sample) see $start
|
|
|
|
|
}
|
|
|
|
|
incr i
|
|
|
|
|
}
|
|
|
|
|
# set nb of matches
|
|
|
|
|
if {$data(v:nblevels)} {
|
|
|
|
|
set nb 0
|
|
|
|
|
foreach item $result {
|
|
|
|
|
if {[lindex $item 0] <= [lindex $item 1]} {
|
|
|
|
|
incr nb
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
set regexp::data(v:nbmatches) "[expr $nb/$data(v:nblevels)] matches"
|
|
|
|
|
} else {
|
|
|
|
|
set regexp::data(v:nbmatches) "? matches"
|
|
|
|
|
}
|
2015-10-19 13:27:31 +03:00
|
|
|
}
|
|
|
|
|
|
|
|
|
|
proc regexp::sample:background {} {
|
|
|
|
|
variable data
|
|
|
|
|
|
2018-02-13 13:23:40 +03:00
|
|
|
foreach level $data(v:levels) color $::colors bgcolor $::bgcolors {
|
|
|
|
|
if {$data(v:background)} {
|
|
|
|
|
$data(w:sample) tag configure $level -foreground $color -background $bgcolor
|
|
|
|
|
} else {
|
|
|
|
|
$data(w:sample) tag configure $level -foreground $color -background {}
|
|
|
|
|
}
|
|
|
|
|
}
|
2015-10-19 13:27:31 +03:00
|
|
|
}
|
|
|
|
|
|
|
|
|
|
proc regexp::sample:move {amount} {
|
|
|
|
|
variable data
|
|
|
|
|
|
2018-02-13 13:23:40 +03:00
|
|
|
if {$amount == -1} {
|
|
|
|
|
if {$data(v:position) > 0} {
|
|
|
|
|
incr data(v:position) -1
|
|
|
|
|
}
|
|
|
|
|
} else {
|
|
|
|
|
if {$data(v:position) < [llength $data(v:positions)]-1} {
|
|
|
|
|
incr data(v:position) +1
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
set where [lindex $data(v:positions) $data(v:position)]
|
|
|
|
|
if {$where != ""} {
|
|
|
|
|
$data(w:sample) see $where
|
|
|
|
|
$data(w:sample) mark set insert $where
|
|
|
|
|
focus $data(w:sample)
|
|
|
|
|
}
|
2015-10-19 13:27:31 +03:00
|
|
|
}
|
|
|
|
|
|
|
|
|
|
#----------------------------------------------------------------------------------------------
|
|
|
|
|
|
|
|
|
|
proc regexp::sample:load {} {
|
|
|
|
|
variable data
|
|
|
|
|
|
2018-02-13 13:23:40 +03:00
|
|
|
# get filename
|
|
|
|
|
set types [list [list "All" *]]
|
|
|
|
|
set file [tk_getOpenFile -initialdir $data(v:dir) -filetypes $types -parent .]
|
2015-10-19 13:27:31 +03:00
|
|
|
if {$file == ""} {
|
2018-02-13 13:23:40 +03:00
|
|
|
return
|
|
|
|
|
}
|
|
|
|
|
# memorize location
|
|
|
|
|
set data(v:dir) [file dirname $file]
|
|
|
|
|
set data(v:file) [file tail $file]
|
|
|
|
|
# do it
|
|
|
|
|
set in [open $file "r"]
|
|
|
|
|
sample:set [read $in [file size $file]]
|
|
|
|
|
close $in
|
2015-10-19 13:27:31 +03:00
|
|
|
}
|
|
|
|
|
|
|
|
|
|
proc regexp::sample:save {mode} {
|
|
|
|
|
variable data
|
|
|
|
|
|
2018-02-13 13:23:40 +03:00
|
|
|
# get filename
|
|
|
|
|
set types [list [list "All" *]]
|
|
|
|
|
set file [tk_getSaveFile -initialdir $data(v:dir) -initialfile $data(v:file) \
|
|
|
|
|
-filetypes $types -parent .]
|
2015-10-19 13:27:31 +03:00
|
|
|
if {$file == ""} {
|
2018-02-13 13:23:40 +03:00
|
|
|
return
|
|
|
|
|
}
|
|
|
|
|
# memorize location
|
|
|
|
|
set data(v:dir) [file dirname $file]
|
|
|
|
|
set data(v:file) [file tail $file]
|
|
|
|
|
# do it
|
|
|
|
|
set out [open $file "w"]
|
|
|
|
|
fconfigure $out -translation $mode
|
|
|
|
|
puts $out [$data(w:sample) get 1.0 end]
|
|
|
|
|
close $out
|
2015-10-19 13:27:31 +03:00
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
#----------------------------------------------------------------------------------------------
|
2018-02-13 13:23:40 +03:00
|
|
|
# Main toplevel commands
|
2015-10-19 13:27:31 +03:00
|
|
|
#----------------------------------------------------------------------------------------------
|
|
|
|
|
|
|
|
|
|
proc regexp::make-regexp {} {
|
|
|
|
|
variable data
|
|
|
|
|
|
2018-02-13 13:23:40 +03:00
|
|
|
# new dialog
|
|
|
|
|
catch { destroy .mkregexp }
|
|
|
|
|
set w [toplevel .mkregexp]
|
|
|
|
|
wm title $w "Make regexp"
|
|
|
|
|
wm geometry $w 640x480
|
|
|
|
|
# widgets
|
|
|
|
|
set f [frame $w.top]
|
|
|
|
|
# area to input words
|
|
|
|
|
label $f.l1 -text "Words list:"
|
|
|
|
|
set list [text $f.list -wrap char -bg white -font $::font_regexp \
|
|
|
|
|
-selectbackground lightblue -selectborderwidth 0 \
|
|
|
|
|
-width 1 -height 10 -bd 1 -yscrollcommand "$f.sy1 set"]
|
|
|
|
|
scrollbar $f.sy1 -command "$list yview" -orient vertical -bd 1
|
|
|
|
|
# button to compute the regexp
|
|
|
|
|
set doit [button $f.doit -text "Compute" -width 15 -bd 1 -command "regexp::make-regexp:compute"]
|
|
|
|
|
# display result
|
|
|
|
|
label $f.l2 -text "Regexp:"
|
|
|
|
|
set output [text $f.output -wrap char -bg white -font $::font_regexp \
|
|
|
|
|
-selectbackground lightblue -selectborderwidth 0 \
|
|
|
|
|
-width 1 -height 4 -bd 1 -yscrollcommand "$f.sy2 set"]
|
|
|
|
|
bindtags $output "$output all"
|
|
|
|
|
scrollbar $f.sy2 -command "$output yview" -orient vertical -bd 1
|
|
|
|
|
# layout
|
|
|
|
|
grid $f.l1 $list $f.sy1 -sticky news
|
|
|
|
|
grid $doit - - -sticky ns -pady 2
|
|
|
|
|
grid $f.l2 $output $f.sy2 -sticky news
|
|
|
|
|
grid columnconfigure $f {1} -weight 1
|
|
|
|
|
grid rowconfigure $f {0 2} -weight 1
|
|
|
|
|
# init
|
|
|
|
|
set data(w:make:list) $list
|
|
|
|
|
set data(w:make:output) $output
|
|
|
|
|
# button OK / CANCEL
|
|
|
|
|
set ff [frame $w.bottom]
|
|
|
|
|
set ok [button $ff.ok -text "Insert into regexp" -width 20 -bd 1 -command "regexp::make-regexp:ok $w"]
|
|
|
|
|
set cancel [button $ff.cancel -text "Cancel" -width 20 -bd 1 -command "destroy $w"]
|
|
|
|
|
pack $ok $cancel -side left -fill both -padx 10 -pady 10
|
|
|
|
|
# layout
|
|
|
|
|
pack $f -side top -expand true -fill both
|
|
|
|
|
pack $ff -side bottom -anchor c
|
2015-10-19 13:27:31 +03:00
|
|
|
}
|
|
|
|
|
|
|
|
|
|
proc regexp::make-regexp:compute {} {
|
|
|
|
|
variable data
|
|
|
|
|
|
2018-02-13 13:23:40 +03:00
|
|
|
set words [$data(w:make:list) get 1.0 end-1c]
|
|
|
|
|
$data(w:make:output) delete 1.0 end
|
|
|
|
|
$data(w:make:output) insert 1.0 [make-regexp::make-regexp $words]
|
2015-10-19 13:27:31 +03:00
|
|
|
}
|
|
|
|
|
|
|
|
|
|
proc regexp::make-regexp:ok {w} {
|
|
|
|
|
variable data
|
|
|
|
|
|
2018-02-13 13:23:40 +03:00
|
|
|
set words [$data(w:make:list) get 1.0 end-1c]
|
2015-10-19 13:27:31 +03:00
|
|
|
|
2018-02-13 13:23:40 +03:00
|
|
|
$data(w:regexp) insert insert "([make-regexp::make-regexp $words])"
|
|
|
|
|
destroy $w
|
2015-10-19 13:27:31 +03:00
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
#==============================================================================================
|
2018-02-13 13:23:40 +03:00
|
|
|
# Main entry point
|
2015-10-19 13:27:31 +03:00
|
|
|
#==============================================================================================
|
|
|
|
|
|
|
|
|
|
# try to get customization from 'visual_regexp.ini'
|
|
|
|
|
puts "[file exists visual_regexp.ini]"
|
|
|
|
|
set filename [file dirname [info nameofexecutable]]/visual_regexp.ini
|
|
|
|
|
if {[file exists $filename]} {
|
2018-02-13 13:23:40 +03:00
|
|
|
source $filename
|
2015-10-19 13:27:31 +03:00
|
|
|
} elseif {[file exists visual_regexp.ini]} {
|
2018-02-13 13:23:40 +03:00
|
|
|
source visual_regexp.ini
|
2015-10-19 13:27:31 +03:00
|
|
|
}
|
|
|
|
|
|
|
|
|
|
# try to auto user patterns
|
|
|
|
|
set filename [file dirname [info nameofexecutable]]/regexp.txt
|
|
|
|
|
if {[file exists $filename]} {
|
2018-02-13 13:23:40 +03:00
|
|
|
regexp::pattern:load $filename
|
2015-10-19 13:27:31 +03:00
|
|
|
} elseif {[file exists regexp.txt]} {
|
2018-02-13 13:23:40 +03:00
|
|
|
regexp::pattern:load regexp.txt
|
2015-10-19 13:27:31 +03:00
|
|
|
}
|
|
|
|
|
|
|
|
|
|
# buld the GUI
|
|
|
|
|
regexp::history:init
|
|
|
|
|
regexp::gui
|
|
|
|
|
regexp::go
|
|
|
|
|
|
|
|
|
|
if {$argc > 1} {
|
2018-02-13 13:23:40 +03:00
|
|
|
puts "Usage: $argv0 <sampleFile>"
|
2015-10-19 13:27:31 +03:00
|
|
|
} elseif {$argc == 1} {
|
2018-02-13 13:23:40 +03:00
|
|
|
set filename [lindex $argv 0]
|
|
|
|
|
set file [open $filename]
|
|
|
|
|
set data [read $file [file size $filename]]
|
|
|
|
|
close $file
|
2015-10-19 13:27:31 +03:00
|
|
|
|
2018-02-13 13:23:40 +03:00
|
|
|
# memorize location
|
|
|
|
|
set regexp::data(v:dir) [file dirname $filename]
|
|
|
|
|
set regexp::data(v:file) [file tail $filename]
|
2015-10-19 13:27:31 +03:00
|
|
|
|
2018-02-13 13:23:40 +03:00
|
|
|
regexp::sample:set $data
|
|
|
|
|
unset data
|
2015-10-19 13:27:31 +03:00
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
#----------------------------------------------------------------------------------------------
|
|
|
|
|
|
|
|
|
|
image create photo logo -data {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#==============================================================================================
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2018-02-13 13:23:40 +03:00
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# Make Regexp
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2015-10-19 13:27:31 +03:00
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#==============================================================================================
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namespace eval make-regexp {
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}
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2018-02-13 13:23:40 +03:00
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# Takes a list of words, returns a list "prefix <recurse> prefix <recurse> ..."
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# after grouping by first common letter.
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2015-10-19 13:27:31 +03:00
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proc make-regexp::prefix {words} {
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2018-02-13 13:23:40 +03:00
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# init
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set result {}
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lappend words "" ;# to force last completion
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# group by first letter
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set prefix [string range [lindex $words 0] 0 0]
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set subwords [list [string range [lindex $words 0] 1 end]]
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foreach word [lrange $words 1 end] {
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set char [string range $word 0 0]
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if {$char == $prefix} {
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lappend subwords [string range $word 1 end]
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} else {
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# compute prefixes recursively
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set recurse [prefix $subwords]
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if {[llength $recurse] == 2} {
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# only one prefix, so concat with previous prefix
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append prefix [lindex $recurse 0]
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set recurse [lindex $recurse 1]
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}
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append result " [verify [list $prefix $recurse]]"
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set prefix $char
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set subwords [list [string range $word 1 end]]
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}
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}
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# return
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set result
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2015-10-19 13:27:31 +03:00
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}
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2018-02-13 13:23:40 +03:00
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# Verification of regexp.
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# After searching common suffixes, some patterns grouped by parenthesis or conditional exps
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# may be broken. We need to fix them.
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2015-10-19 13:27:31 +03:00
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proc make-regexp::verify {exp} {
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2018-02-13 13:23:40 +03:00
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set orphans [isOrphans $exp]
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set result {}
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foreach {prefix recurse} $exp {
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if {![isBalanced $prefix]} {
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if {[llength $recurse]} {
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foreach {pp rr} $recurse {
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lappend result "$prefix$pp" $rr
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}
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if {![isBalanced $prefix] && $orphans} {
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set result [verify $result]
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}
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} else {
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lappend result "$prefix" ""
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}
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} else {
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lappend result $prefix $recurse
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}
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}
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# return result after fixing
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set result
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2015-10-19 13:27:31 +03:00
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}
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2018-02-13 13:23:40 +03:00
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# Check for orphan grouping ('|' lost in lower level)
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2015-10-19 13:27:31 +03:00
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proc make-regexp::isOrphans {exp} {
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2018-02-13 13:23:40 +03:00
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set orphan 0
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foreach {prefix recurse} $exp {
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if {[string index $prefix 0] == "|"} {
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set orphan 1
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break
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}
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if {[isOrphans $recurse]} {
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set orphan 1
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break
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}
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}
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set orphan
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2015-10-19 13:27:31 +03:00
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}
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#==============================================================================================
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2018-02-13 13:23:40 +03:00
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# Check if parenthesis in 'str' after balanced.
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2015-10-19 13:27:31 +03:00
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proc make-regexp::isBalanced {str} {
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2018-02-13 13:23:40 +03:00
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# if start with '?' skip it
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if {[string index $str 0] == "?"} {
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return 0
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}
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# must start with a ')'
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if {[string index $str 0] != ")"} {
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return 1
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}
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# try to balanced each ')' with an appropriate '('
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set depth 0
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foreach c [split $str {}] {
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if {$c == "("} {
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incr depth -1
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} elseif {$c == ")"} {
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incr depth +1
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}
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}
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return [expr $depth == 0]
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2015-10-19 13:27:31 +03:00
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}
|
2018-02-13 13:23:40 +03:00
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# Check if 'str' contains a first level grouping
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2015-10-19 13:27:31 +03:00
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proc make-regexp::firstLevelGroup {str} {
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2018-02-13 13:23:40 +03:00
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set depth 0
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foreach c [split $str {}] {
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if {$c == "("} {
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incr depth -1
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} elseif {$c == ")"} {
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incr depth +1
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} elseif {$depth == 0 && $c == "|"} {
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return 1
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}
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}
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return 0
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2015-10-19 13:27:31 +03:00
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}
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#==============================================================================================
|
2018-02-13 13:23:40 +03:00
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# After having found common prefixes, try to find common suffixes in expression
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2015-10-19 13:27:31 +03:00
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proc make-regexp::suffix {list} {
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2018-02-13 13:23:40 +03:00
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# end of recursion if empty list
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if {[llength $list] == 0} {
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return ""
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}
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set newlist {}
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foreach {prefix recurse} $list {
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set result [suffix $recurse]
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lappend newlist $prefix [lindex $result 0]
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}
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# compute longest common suffixes
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set words {}
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foreach {prefix tail} $newlist {
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if {[firstLevelGroup $tail]} {
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set tail "($tail)"
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}
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lappend words [reverse $prefix$tail]
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}
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set words [lsort -unique $words]
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set reverse [prefix $words]
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# compute regexp from precomputed reverse list
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set regexp [build "" $reverse]
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# returns computed regexp
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set regexp
|
2015-10-19 13:27:31 +03:00
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}
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proc make-regexp::build {mainstem reverse} {
|
2018-02-13 13:23:40 +03:00
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# flag to indicate need for '?' (optional group)
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set addQuestionMark 0
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set regexp ""
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foreach {prefix recurse} $reverse {
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set stem "[reverse $prefix]$mainstem"
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|
if {[llength $recurse]} {
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set fromlower [build $stem $recurse]
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} else {
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set fromlower ""
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}
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# build regexp
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if {$prefix == ""} {
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set addQuestionMark 1
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} else {
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if {[string length $fromlower] > 1 && [string index $fromlower end] != "?"} {
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|
set fromlower "($fromlower)"
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}
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|
append regexp "$fromlower[reverse $prefix]|"
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}
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}
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# remove last trailing '|'
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|
set regexp "[string range $regexp 0 end-1]"
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|
# add '?' if needed
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|
|
if {$addQuestionMark} {
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|
if {[string length $regexp] == 1} {
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|
set regexp "$regexp?"
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} else {
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|
set regexp "($regexp)?"
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}
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}
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|
# result
|
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|
set regexp
|
2015-10-19 13:27:31 +03:00
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|
}
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|
#----------------------------------------------------------------------------------------------
|
2018-02-13 13:23:40 +03:00
|
|
|
# Last pass for grouping '(x|y|z|...)' into char range '[xyz...]'
|
2015-10-19 13:27:31 +03:00
|
|
|
proc make-regexp::optimize:charset {regexp} {
|
2018-02-13 13:23:40 +03:00
|
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|
set optimized ""
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|
set memory ""
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|
set ok 1
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|
set charset ""
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|
|
# examine char one by one
|
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|
set len [string length $regexp]
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|
for {set i 0} {$i < $len} {incr i} {
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|
|
set char [string index $regexp $i]
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|
|
append memory $char
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|
if {$char =="("} {
|
|
|
|
|
# start of group
|
|
|
|
|
if {$ok} {
|
|
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|
|
append optimized [string range $memory 0 end-1]
|
|
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|
|
}
|
|
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|
|
incr i
|
|
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|
|
set result [optimize:charset [string range $regexp $i end]]
|
|
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|
append optimized "[lindex $result 2][lindex $result 0][lindex $result 3]"
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|
set memory ""
|
|
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|
|
set ok 0
|
|
|
|
|
incr i [expr [lindex $result 1]]
|
|
|
|
|
continue
|
|
|
|
|
} elseif {$char ==")"} {
|
|
|
|
|
# end of group
|
|
|
|
|
if {$ok} {
|
|
|
|
|
set optimized "\[$charset\]"
|
|
|
|
|
return [list $optimized $i "" ""]
|
|
|
|
|
} else {
|
|
|
|
|
return [list $optimized $i "(" ")"]
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
if {$ok} {
|
|
|
|
|
if {$i & 1} {
|
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|
|
if {$char != "|"} {
|
|
|
|
|
set ok 0
|
|
|
|
|
append optimized $memory
|
|
|
|
|
}
|
|
|
|
|
} else {
|
|
|
|
|
append charset $char
|
|
|
|
|
}
|
|
|
|
|
} else {
|
|
|
|
|
append optimized $char
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
# return result
|
|
|
|
|
list $optimized $i "(" ")"
|
2015-10-19 13:27:31 +03:00
|
|
|
}
|
|
|
|
|
#==============================================================================================
|
2018-02-13 13:23:40 +03:00
|
|
|
# Compute string in reverse order
|
2015-10-19 13:27:31 +03:00
|
|
|
proc make-regexp::reverse {string} {
|
2018-02-13 13:23:40 +03:00
|
|
|
set result ""
|
|
|
|
|
for {set i [expr [string length $string]-1]} {$i >= 0} {incr i -1} {
|
|
|
|
|
append result [string index $string $i]
|
|
|
|
|
}
|
|
|
|
|
set result
|
2015-10-19 13:27:31 +03:00
|
|
|
}
|
|
|
|
|
#==============================================================================================
|
|
|
|
|
proc make-regexp::make-regexp {words} {
|
2018-02-13 13:23:40 +03:00
|
|
|
set words [lsort -unique $words]
|
|
|
|
|
# escape special chars used to form regexp
|
|
|
|
|
regsub -all -- {\|} $words "\x01" words
|
|
|
|
|
regsub -all -- {\(} $words "\x02" words
|
|
|
|
|
regsub -all -- {\)} $words "\x03" words
|
|
|
|
|
regsub -all -- {\?} $words "\x04" words
|
|
|
|
|
regsub -all -- {\[} $words "\x07" words
|
|
|
|
|
regsub -all -- {\]} $words "\x08" words
|
|
|
|
|
# do it
|
|
|
|
|
set list [prefix $words]
|
|
|
|
|
set regexp [suffix $list]
|
|
|
|
|
# returns regexp
|
|
|
|
|
set regexp [lindex [optimize:charset $regexp] 0]
|
|
|
|
|
# un-escape special chars used to form regexp
|
|
|
|
|
regsub -all -- "\x01" $regexp "\\|" regexp
|
|
|
|
|
regsub -all -- "\x02" $regexp "\\(" regexp
|
|
|
|
|
regsub -all -- "\x03" $regexp "\\)" regexp
|
|
|
|
|
regsub -all -- "\x04" $regexp "\\?" regexp
|
|
|
|
|
regsub -all -- "\x07" $regexp "\\\[" regexp
|
|
|
|
|
regsub -all -- "\x08" $regexp "\\\]" regexp
|
|
|
|
|
regsub -all -- "\\*" $regexp "\\*" regexp
|
|
|
|
|
regsub -all -- "\\+" $regexp "\\+" regexp
|
|
|
|
|
regsub -all -- "\\\$" $regexp "\$" regexp
|
|
|
|
|
regsub -all -- "\\\^" $regexp "\\\^" regexp
|
|
|
|
|
# returns result
|
|
|
|
|
set regexp
|
2015-10-19 13:27:31 +03:00
|
|
|
}
|
|
|
|
|
#==============================================================================================
|
2018-02-13 13:23:40 +03:00
|
|
|
|
