tools/inline-protos.sh

   1 #!/bin/bash
   2
   3 WIDGET_FNAME=$1
   4 WIDGET_BASE_DIR="`dirname ${WIDGET_FNAME}`"
   5 VERBOSE=$(test "x$2x" != "xx" && echo "1" || echo "0")
   6
   7 rm_tmpfile() # No args
   8 {
   9     if test $VERBOSE -eq 1; then
  10         echo "Removing ${TMP_FNAME}" > /dev/stderr
  11     fi
  12     rm -f "${TMP_FNAME}"
  13 }
  14
  15 trap rm_tmpfile TERM INT
  16
  17 process_fname() # $1 = file name, n_pass
  18 {
  19   FNAME="$1"
  20   N_PASS="$2"
  21   cat ${FNAME} | \
  22     sed -rn '1h;1!H;${;g;s!((\$|jQuery)([\n \t]|/\*.*\*/)*\.([\n \t]|/\*.*\*/)*widget([\n \t]|/\*.*\*/)*\(([\n \t]|/\*.*\*/)*")([^"]*)("[^{]*\{)!\1'$'\1''\7'$'\1''\8!g;p;}' | \
  23     sed -rn '1h;1!H;${;g;s!(/\*|\*/|//|[{}])!'$'\1''\1'$'\1''!g;p;}' | \
  24     gawk \
  25       -v 'nPass='"${N_PASS}" \
  26       -v 'inComment=0' \
  27       -v 'inWidgetBody=0' \
  28       -v 'inHtmlProto=0' \
  29       -v 'widgetName=' \
  30       -v 'braceCount=0' \
  31       -v 'sourceToken=0' \
  32       -v 'sourceValue=' \
  33       -v 'seenSource=0' \
  34       -v 'needAnotherPass=0' \
  35       -v 'needToAddComma=0' \
  36       '
  37       function dumpProto(protoName) {
  38         protoFile = "'"${WIDGET_BASE_DIR}"'/proto-html/" protoName ".prototype.html";
  39         if (system("test -r " protoFile)) {
  40           print "\033[7minline-protos.sh: Warning: " protoFile " not found\033[0m" > "/dev/stderr";
  41           printf("\"%s\"", protoName);
  42         }
  43         else {
  44           insideTag = 0;
  45           printf("\n [ \"<div>");
  46           while (1 == (getline inputLine < protoFile)) {
  47             for (Nix1 = 1 ; Nix1 <= length(inputLine) ; Nix1++) {
  48               theChar = substr(inputLine, Nix1, 1);
  49               if ("<" == theChar)
  50                 insideTag = 1;
  51               else
  52               if (">" == theChar)
  53                 insideTag = 0;
  54               if (insideTag && "\"" == theChar)
  55                 theChar = "'"'"'";
  56               printf("%s", theChar);
  57             }
  58             printf("\" ,\n  \"");
  59           }
  60           printf("</div>\" ].join(\"\")");
  61           close(protoFile);
  62         }
  63       }
  64
  65       function establishInliningVariables(widgetName, token) {
  66         if (1 == inWidgetBody) {
  67           if (1 == braceCount) {
  68             if (match(token, /[ \t]([^: \t]*):/, arToken))
  69               inHtmlProto = ((arToken[1] == "_htmlProto") ? 1 : 0);
  70             printf("%s", token);
  71           }
  72           else {
  73             if (inHtmlProto == 1) {
  74               if (nPass == 1 && seenSource == 0) {
  75                 printf("\nsource:\n");
  76                 dumpProto(widgetName);
  77                 seenSource = 1;
  78                 needToAddComma = 1;
  79               }
  80               if (braceCount == 2) {
  81                 sourceTokenHasMatched = 0;
  82                 if (match(token, /[ \t]([a-zA-Z0-9_]*)[ \t]*:/, arToken)) {
  83                   sourceToken = ((arToken[1] == "source") ? 1 : 0);
  84                   sourceTokenHasMatched = 1;
  85                   if (needToAddComma == 1) {
  86                     printf(",");
  87                     needToAddComma = 0;
  88                   }
  89                 }
  90
  91                 if (sourceToken == 0) {
  92                   if (sourceValue != "") {
  93                     if (match(sourceValue, /^[\n\t ]*("([^"]*)")/, sourceWidgetAr)) {
  94                       sourceWidgetName = sourceWidgetAr[2];
  95                       printf("%s", substr(sourceValue, 1, sourceWidgetAr[1, "start"] - 1));
  96                       dumpProto(sourceWidgetName);
  97                       printf("%s", substr(sourceValue, sourceWidgetAr[1, "start"] + sourceWidgetAr[1, "length"]));
  98                     }
  99                     else
 100                       printf("%s", sourceValue);
 101                     sourceValue = "";
 102                   }
 103                   printf("%s", token);
 104                 }
 105                 else {
 106                   if (sourceTokenHasMatched) {
 107                     nArSource = split(token, arSource, ":");
 108                     printf("%s:", arSource[1]);
 109
 110                     for (idxArSource = 2 ; idxArSource <= nArSource ; idxArSource++) {
 111                       seenSource = 1;
 112                       sourceValue = sourceValue arSource[idxArSource];
 113                       if (idxArSource < nArSource)
 114                         sourceValue = sourceValue ":";
 115                     }
 116                   }
 117                   else {
 118                     seenSource = 1;
 119                     sourceValue = sourceValue token;
 120                   }
 121                 }
 122               }
 123               else
 124                 printf("%s", token);
 125             }
 126             else
 127               printf("%s", token);
 128           }
 129         }
 130         else
 131           printf("%s", token);
 132       }
 133       {
 134         n = split($0, ar, /\001/);
 135         if (n > 1) {
 136           for (Nix = 1 ; Nix <= n ; Nix++) {
 137             if (ar[Nix] == "/*") {
 138               inComment = 1;
 139               printf("%s", ar[Nix]);
 140             }
 141             else
 142             if (ar[Nix] == "*/") {
 143               inComment = 0;
 144               printf("%s", ar[Nix]);
 145             }
 146             else
 147             if (ar[Nix] == "//") {
 148               for (; Nix <= n ; Nix++)
 149                 printf("%s", ar[Nix]);
 150             }
 151             else
 152             if (1 == inComment)
 153               printf("%s", ar[Nix]);
 154             else
 155             if (Nix % 2) {
 156               establishInliningVariables(widgetName, ar[Nix]);
 157             }
 158             else {
 159               /* ar[Nix] is an interesting token not inside comments */
 160               if ("{" == ar[Nix] || "}" == ar[Nix]) {
 161                 if (widgetName != "" && inWidgetBody == 0) {
 162                   if ("{" == ar[Nix])
 163                     inWidgetBody = 1;
 164                   else
 165                     exit(1);
 166                 }
 167                 if (inWidgetBody == 1) {
 168                   if ("{" == ar[Nix])
 169                     braceCount++;
 170                   else
 171                   if ("}" == ar[Nix]) {
 172                     if (inHtmlProto == 1 && braceCount == 2) {
 173                       if (seenSource == 0)
 174                         needAnotherPass = 1;
 175                       seenSource = 0;
 176                     }
 177                     braceCount--;
 178                   }
 179                 }
 180               }
 181               else {
 182                 split(ar[Nix], arWidget, ".");
 183                 widgetName = arWidget[2];
 184               }
 185               if (widgetName == "")
 186                 printf("%s", ar[Nix]);
 187               else
 188                 printf("%s", ar[Nix]);
 189             }
 190           }
 191           print("");
 192         }
 193         else
 194           if (inComment)
 195             print;
 196           else
 197             establishInliningVariables(widgetName, $0 "\n");
 198       }
 199       END { exit(needAnotherPass); }
 200     '
 201 }
 202
 203 if test "x${WIDGET_BASE_DIR}x" = "xx"; then
 204   echo "Usage: $(basename $0) <widget_file_path>"
 205   exit 1
 206 fi
 207
 208 FNAME=${WIDGET_FNAME}
 209 TMP_FNAME=`mktemp`
 210 N_PASS=0
 211 while ! process_fname $FNAME $N_PASS > $TMP_FNAME; do
 212         if test $VERBOSE -eq 1; then
 213                 echo "Going for another pass with ${TMP_FNAME}" > /dev/stderr
 214         fi
 215         N_PASS=`expr "$N_PASS" + 1`
 216 done
 217 cat $TMP_FNAME
 218 rm_tmpfile
 219
 220