wiki2xml

   1 #!/usr/bin/gawk -f
   2 # Converts small subset of MediaWiki to DocBook
   3 # Ben Lynn
   4
   5 func open_section(tag) {
   6     stack[stack_i] = tag
   7     stack_i = stack_i + 1
   8     print "<"tag">"
   9 }
  10
  11 func close_section() {
  12     close_block();
  13     stack_i = stack_i - 1
  14     print "</"stack[stack_i]">"
  15 }
  16
  17 func close_until(i) {
  18     while (stack_i > i) {
  19         close_section()
  20     }
  21 }
  22
  23 func close_block() {
  24   if (block_state != "") {
  25       print "</"block_state">"
  26       block_state = ""
  27   }
  28 }
  29
  30 func in_block(s) {
  31   if (block_state != s) {
  32     close_block()
  33     print "<"s">"
  34     block_state = s
  35   }
  36 }
  37
  38 BEGIN {
  39     stack_i = 0
  40     open_section("chapter")
  41 }
  42
  43 /^ *$/ {
  44     close_block()
  45     next
  46 }
  47
  48 /^ *==.*==$/ {
  49     gsub(" *== *","")
  50     close_until(1)
  51     open_section("section")
  52     print "<title>"$0"</title>"
  53     next
  54 }
  55
  56 /^ *=.*=$/ {
  57     gsub(" *= *","")
  58     print "<title>"$0"</title>"
  59     next
  60 }
  61
  62 /\[\[/ {
  63     gsub("\\[\\[", "<ulink url=\"")
  64     gsub("]\\[", "\">")
  65     gsub("]]", "</ulink>")
  66     print $0
  67     next
  68 }
  69
  70 /^ / {
  71     in_block("screen")
  72     print $0
  73     next
  74 }
  75
  76 {
  77     in_block("para")
  78     print $0
  79 }
  80
  81 END {
  82     while (stack_i > 0) {
  83         close_section()
  84     }
  85 }