tools/inline-protos.sh

   1 #!/bin/bash
   2
   3 WIDGET_BASE_DIR="$1"
   4 VERBOSE=$(test "x$2x" != "xx" && echo "1" || echo "0")
   5
   6 rm_tmpfile() # No args
   7 {
   8     if test $VERBOSE -eq 1; then
   9         echo "Removing ${TMP_FNAME}" > /dev/stderr
  10     fi
  11     rm -f "${TMP_FNAME}"
  12 }
  13
  14 trap rm_tmpfile TERM INT
  15
  16 process_fname() # $1 = file name, n_pass
  17 {
  18   FNAME="$1"
  19   N_PASS="$2"
  20   cat ${FNAME} | \
  21     sed -rn '1h;1!H;${;g;s!((\$|jQuery)([\n \t]|/\*.*\*/)*\.([\n \t]|/\*.*\*/)*widget([\n \t]|/\*.*\*/)*\(([\n \t]|/\*.*\*/)*")([^"]*)("[^{]*\{)!\1'$'\1''\7'$'\1''\8!g;p;}' | \
  22     sed -rn '1h;1!H;${;g;s!(/\*|\*/|//|[{}])!'$'\1''\1'$'\1''!g;p;}' | \
  23     gawk \
  24       -v 'nPass='"${N_PASS}" \
  25       -v 'inComment=0' \
  26       -v 'inWidgetBody=0' \
  27       -v 'inHtmlProto=0' \
  28       -v 'widgetName=' \
  29       -v 'braceCount=0' \
  30       -v 'sourceToken=0' \
  31       -v 'sourceValue=' \
  32       -v 'seenSource=0' \
  33       -v 'needAnotherPass=0' \
  34       -v 'needToAddComma=0' \
  35       '
  36       function dumpProto(protoName) {
  37         protoFile = "'"${WIDGET_BASE_DIR}"'/proto-html/" protoName ".prototype.html";
  38         if (system("test -r " protoFile)) {
  39           print "\033[7minline-protos.sh: Warning: " protoFile " not found\033[0m" > "/dev/stderr";
  40           printf("\"%s\"", protoName);
  41         }
  42         else {
  43           insideTag = 0;
  44           printf("\n$(\"<div>");
  45           while (1 == (getline inputLine < protoFile)) {
  46             for (Nix1 = 1 ; Nix1 <= length(inputLine) ; Nix1++) {
  47               theChar = substr(inputLine, Nix1, 1);
  48               if ("<" == theChar)
  49                 insideTag = 1;
  50               else
  51               if (">" == theChar)
  52                 insideTag = 0;
  53               if (insideTag && "\"" == theChar)
  54                 theChar = "'"'"'";
  55               printf("%s", theChar);
  56             }
  57             printf("\" +\n  \"");
  58           }
  59           printf("</div>\")");
  60           close(protoFile);
  61         }
  62       }
  63
  64       function establishInliningVariables(widgetName, token) {
  65         if (1 == inWidgetBody) {
  66           if (1 == braceCount) {
  67             if (match(token, /[ \t]([^: \t]*):/, arToken))
  68               inHtmlProto = ((arToken[1] == "_htmlProto") ? 1 : 0);
  69             printf("%s", token);
  70           }
  71           else {
  72             if (inHtmlProto == 1) {
  73               if (nPass == 1 && seenSource == 0) {
  74                 printf("\nsource:\n");
  75                 dumpProto(widgetName);
  76                 seenSource = 1;
  77                 needToAddComma = 1;
  78               }
  79               if (braceCount == 2) {
  80                 sourceTokenHasMatched = 0;
  81                 if (match(token, /[ \t]([a-zA-Z0-9_]*)[ \t]*:/, arToken)) {
  82                   sourceToken = ((arToken[1] == "source") ? 1 : 0);
  83                   sourceTokenHasMatched = 1;
  84                   if (needToAddComma == 1) {
  85                     printf(",");
  86                     needToAddComma = 0;
  87                   }
  88                 }
  89
  90                 if (sourceToken == 0) {
  91                   if (sourceValue != "") {
  92                     if (match(sourceValue, /^[\n\t ]*("([^"]*)")/, sourceWidgetAr)) {
  93                       sourceWidgetName = sourceWidgetAr[2];
  94                       printf("%s", substr(sourceValue, 1, sourceWidgetAr[1, "start"] - 1));
  95                       dumpProto(sourceWidgetName);
  96                       printf("%s", substr(sourceValue, sourceWidgetAr[1, "start"] + sourceWidgetAr[1, "length"]));
  97                     }
  98                     else
  99                       printf("%s", sourceValue);
 100                     sourceValue = "";
 101                   }
 102                   printf("%s", token);
 103                 }
 104                 else {
 105                   if (sourceTokenHasMatched) {
 106                     nArSource = split(token, arSource, ":");
 107                     printf("%s:", arSource[1]);
 108
 109                     for (idxArSource = 2 ; idxArSource <= nArSource ; idxArSource++) {
 110                       seenSource = 1;
 111                       sourceValue = sourceValue arSource[idxArSource];
 112                       if (idxArSource < nArSource)
 113                         sourceValue = sourceValue ":";
 114                     }
 115                   }
 116                   else {
 117                     seenSource = 1;
 118                     sourceValue = sourceValue token;
 119                   }
 120                 }
 121               }
 122               else
 123                 printf("%s", token);
 124             }
 125             else
 126               printf("%s", token);
 127           }
 128         }
 129         else
 130           printf("%s", token);
 131       }
 132       {
 133         n = split($0, ar, /\001/);
 134         if (n > 1) {
 135           for (Nix = 1 ; Nix <= n ; Nix++) {
 136             if (ar[Nix] == "/*") {
 137               inComment = 1;
 138               printf("%s", ar[Nix]);
 139             }
 140             else
 141             if (ar[Nix] == "*/") {
 142               inComment = 0;
 143               printf("%s", ar[Nix]);
 144             }
 145             else
 146             if (ar[Nix] == "//") {
 147               for (; Nix <= n ; Nix++)
 148                 printf("%s", ar[Nix]);
 149             }
 150             else
 151             if (1 == inComment)
 152               printf("%s", ar[Nix]);
 153             else
 154             if (Nix % 2) {
 155               establishInliningVariables(widgetName, ar[Nix]);
 156             }
 157             else {
 158               /* ar[Nix] is an interesting token not inside comments */
 159               if ("{" == ar[Nix] || "}" == ar[Nix]) {
 160                 if (widgetName != "" && inWidgetBody == 0) {
 161                   if ("{" == ar[Nix])
 162                     inWidgetBody = 1;
 163                   else
 164                     exit(1);
 165                 }
 166                 if (inWidgetBody == 1) {
 167                   if ("{" == ar[Nix])
 168                     braceCount++;
 169                   else
 170                   if ("}" == ar[Nix]) {
 171                     if (inHtmlProto == 1 && braceCount == 2) {
 172                       if (seenSource == 0)
 173                         needAnotherPass = 1;
 174                       seenSource = 0;
 175                     }
 176                     braceCount--;
 177                   }
 178                 }
 179               }
 180               else {
 181                 split(ar[Nix], arWidget, ".");
 182                 widgetName = arWidget[2];
 183               }
 184               if (widgetName == "")
 185                 printf("%s", ar[Nix]);
 186               else
 187                 printf("%s", ar[Nix]);
 188             }
 189           }
 190           print("");
 191         }
 192         else
 193           if (inComment)
 194             print;
 195           else
 196             establishInliningVariables(widgetName, $0 "\n");
 197       }
 198       END { exit(needAnotherPass); }
 199     '
 200 }
 201
 202 if test "x${WIDGET_BASE_DIR}x" = "xx"; then
 203   echo "Usage: $(basename $0) <widget_base_dir>"
 204   exit 1
 205 fi
 206
 207 for FNAME in ${WIDGET_BASE_DIR}/js/*.js; do
 208   TMP_FNAME=`mktemp`
 209   N_PASS=0
 210   while ! process_fname $FNAME $N_PASS > $TMP_FNAME; do
 211     if test $VERBOSE -eq 1; then
 212         echo "Going for another pass with ${TMP_FNAME}" > /dev/stderr
 213     fi
 214     N_PASS=`expr "$N_PASS" + 1`
 215   done
 216   cat $TMP_FNAME
 217   rm_tmpfile
 218 done