haiku/src/bin/locale/collectcatkeys.cpp

316 lines
6.8 KiB
C++

/*
* Copyright 2003-2010, Haiku, Inc.
* Distributed under the terms of the MIT License.
*
* Authors:
* Oliver Tappe, zooey@hirschkaefer.de
* Adrien Destugues, pulkomandy@gmail.com
*/
#include <cctype>
#include <cerrno>
#include <cstdio>
#include <cstdlib>
#include <Entry.h>
#include <File.h>
#include "RegExp.h"
#include <StorageDefs.h>
#include <String.h>
#include <EditableCatalog.h>
using BPrivate::EditableCatalog;
bool showKeys = false;
bool showSummary = false;
bool showWarnings = false;
const char *inputFile = NULL;
BString outputFile;
const char *catalogSig = NULL;
const char *catalogLang = "English";
BString rxString("B_CATKEY\\s*");
BString str, ctx, cmt;
bool haveID;
int32 id;
EditableCatalog *catalog = NULL;
void
usage()
{
fputs("usage: collectcatkeys [-pvw] [-r <regex>] [-o <outfile>] "
"[-l <catalogLanguage>]\n"
" -s <catalogSig> <prepCppFile>\n"
"options:\n"
" -l <catalogLang>\tlanguage of the target-catalog (default is "
"English)\n"
" -o <outfile>\t\texplicitly specifies the name of the output-file\n"
" -p\t\t\tprint keys as they are found\n"
" -r <regex>\t\tchanges the regex used by the key-scanner to the one "
"given,\n"
" \t\t\tthe default is: ", stderr);
fputs(rxString.String(), stderr);
fputs("\n -s <catalogSig>\tsignature of the target-catalog\n"
" -v\t\t\tbe verbose, show summary\n"
" -w\t\t\tshow warnings about catalog-accesses that couldn't be "
" resolved completely\n", stderr);
exit(-1);
}
bool
fetchStr(const char *&in, BString &str, bool lookForID)
{
int parLevel = 0;
while (isspace(*in) || *in == '(') {
if (*in == '(')
parLevel++;
in++;
}
if (*in == '"') {
bool inString = true;
bool quoted = false;
in++;
while (parLevel >= 0 && inString)
{
// Collect string content until we find a quote marking end of
// string (skip escaped quotes)
while (*in != '"' || quoted)
{
str.Append(in,1);
if (*in == '\\' && !quoted)
quoted = true;
else
quoted = false;
in++;
}
in++;
inString = false;
// Strip all whitespace until we find a closing parenthesis, or the
// beginning of another string
while (isspace(*in) || *in == ')') {
if (*in == ')') {
if (parLevel == 0)
return true;
parLevel--;
}
in++;
}
if (*in == '"') {
inString = true;
in++;
}
}
} else {
if (!memcmp(in, "__null", 6)) {
// NULL is preprocessed into __null, which we parse as ""
in += 6;
} else if (lookForID && (isdigit(*in) || *in == '-' || *in == '+')) {
// try to parse an ID (a long):
errno = 0;
char *next;
id = strtol(in, &next, 10);
if (id != 0 || errno == 0) {
haveID = true;
in = next;
}
} else
return false;
while (isspace(*in) || *in == ')') {
if (*in == ')') {
if (!parLevel)
return true;
parLevel--;
}
in++;
}
}
return true;
}
bool
fetchKey(const char *&in)
{
str = ctx = cmt = "";
haveID = false;
// fetch native string or id:
if (!fetchStr(in, str, true))
return false;
if (*in == ',') {
in++;
// fetch context:
if (!fetchStr(in, ctx, false))
return false;
if (*in == ',') {
in++;
// fetch comment:
if (!fetchStr(in, cmt, false))
return false;
}
}
return true;
}
void
collectAllCatalogKeys(BString& inputStr)
{
RegExp rx;
struct regexp *rxprg = rx.Compile(rxString.String());
if (rx.InitCheck() != B_OK) {
fprintf(stderr, "regex-compilation error %s\n", rx.ErrorString());
return;
}
status_t res;
const char *in = inputStr.String();
while (rx.RunMatcher(rxprg, in)) {
const char *start = rxprg->startp[0];
in = rxprg->endp[0];
if (fetchKey(in)) {
if (haveID) {
if (showKeys)
printf("CatKey(%" B_PRId32 ")\n", id);
res = catalog->SetString(id, "");
if (res != B_OK) {
fprintf(stderr, "couldn't add key %" B_PRId32 " - error: "
"%s\n", id, strerror(res));
exit(-1);
}
} else {
if (showKeys) {
printf("CatKey(\"%s\", \"%s\", \"%s\")\n", str.String(),
ctx.String(), cmt.String());
}
res = catalog->SetString(str.String(), str.String(),
ctx.String(), cmt.String());
if (res != B_OK) {
fprintf(stderr, "couldn't add key %s,%s,%s - error: %s\n",
str.String(), ctx.String(), cmt.String(),
strerror(res));
exit(-1);
}
}
} else if (showWarnings) {
const char *end = strchr(in, ';');
BString match;
if (end)
match.SetTo(start, end-start+1);
else {
// can't determine end of statement, we output next 40 chars
match.SetTo(start, 40);
}
fprintf(stderr, "Warning: couldn't resolve catalog-access:\n\t%s\n",
match.String());
}
}
}
int
main(int argc, char **argv)
{
while ((++argv)[0]) {
if (argv[0][0] == '-' && argv[0][1] != '-') {
char *arg = argv[0] + 1;
char c;
while ((c = *arg++) != '\0') {
if (c == 'p')
showKeys = true;
else if (c == 'l')
catalogLang = (++argv)[0];
else if (c == 's')
catalogSig = (++argv)[0];
else if (c == 'v')
showSummary = true;
else if (c == 'w')
showWarnings = true;
else if (c == 'o') {
outputFile = (++argv)[0];
break;
}
else if (c == 'r') {
rxString = (++argv)[0];
break;
}
}
} else if (!strcmp(argv[0], "--help")) {
usage();
} else {
if (!inputFile)
inputFile = argv[0];
else
usage();
}
}
if (!outputFile.Length() && inputFile) {
// generate default output-file from input-file by replacing
// the extension with '.catkeys':
outputFile = inputFile;
int32 dot = outputFile.FindLast('.');
if (dot >= B_OK)
outputFile.Truncate(dot);
outputFile << ".catkeys";
}
if (!inputFile || !catalogSig || !outputFile.Length() || !catalogLang)
usage();
BFile inFile;
status_t res = inFile.SetTo(inputFile, B_READ_ONLY);
if (res != B_OK) {
fprintf(stderr, "unable to open inputfile %s - error: %s\n", inputFile,
strerror(res));
exit(-1);
}
off_t sz;
inFile.GetSize(&sz);
if (sz > 0) {
BString inputStr;
char *buf = inputStr.LockBuffer(sz);
off_t rsz = inFile.Read(buf, sz);
if (rsz < sz) {
fprintf(stderr, "couldn't read %" B_PRId64 " bytes from %s (got "
"only %" B_PRId64 ")\n", sz, inputFile, rsz);
exit(-1);
}
inputStr.UnlockBuffer(rsz);
catalog = new EditableCatalog("plaintext", catalogSig, catalogLang);
collectAllCatalogKeys(inputStr);
res = catalog->WriteToFile(outputFile.String());
if (res != B_OK) {
fprintf(stderr, "couldn't write catalog to %s - error: %s\n",
outputFile.String(), strerror(res));
exit(-1);
}
if (showSummary) {
int32 count = catalog->CountItems();
if (count)
fprintf(stderr, "%" B_PRId32 " key%s found and written to %s\n",
count, (count==1 ? "": "s"), outputFile.String());
else
fprintf(stderr, "no keys found\n");
}
delete catalog;
}
// BEntry inEntry(inputFile);
// inEntry.Remove();
return res;
}