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#!/usr/bin/env tclsh
## -*- tcl -*-
# Generate HTML table from CSV data
package require csv
package require cmdline
package require report
package require struct
# ----------------------------------------------------
# csv2html ?-sep sepchar? file...
#
# Argument processing and checks.
set sepChar ,
set title "Title"
set usage "Usage: $argv0 ?-sep sepchar? ?-title string? file..."
while {[set ok [cmdline::getopt argv {sep.arg title.arg} opt val]] > 0} {
#puts stderr "= $opt $val"
switch -exact -- $opt {
sep {set sepChar $val}
title {set title $val}
}
}
if {($ok < 0) || ([llength $argv] < 1)} {
#puts stderr "A >>$ok<< >>[llength $argv]<<"
puts stderr $usage
exit -1
}
set files $argv
if {[llength $files] == 0} {
set files -
}
# ----------------------------------------------------
# Actual processing, uses the following information from the
# commandline:
#
# files - name of the files to read
# indices - preprocessed indices
# sepChar - separator character
::report::defstyle html {} {
set c [columns]
set cl $c ; incr cl -1
data set "<tr> [split [string repeat " " $cl] ""] </tr>"
for {set col 0} {$col < $c} {incr col} {
pad $col left "<td>"
pad $col right "</td>"
}
return
}
set stdin 1
set first 1
struct::matrix::matrix m
foreach f $files {
if {![string compare $f -]} {
if {!$stdin} {
puts stderr "Cannot use - (stdin) more than once"
exit -1
}
set in stdin
set stdin 0
} else {
set in [open $f r]
}
if {$first} {
set first 0
if {[gets $in line] < 0} {
continue
}
set data [::csv::split $line $sepChar]
m add columns [llength $data]
m add row $data
}
csv::read2matrix $in m $sepChar
if {[string compare $f -]} {
close $in
}
}
# And writing the accumulated results
report::report r [m columns] style html
puts stdout "<html><head><title>$title</title></head><body>"
puts stdout "<h1>$title</h1>"
puts stdout "<p><table border=1>"
r printmatrix2channel m stdout
#m format 2chan r stdout
puts stdout "</table></p></body></html>"
r destroy
exit
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