diff options
Diffstat (limited to 'xpdf/pdfdetach.cc')
| -rw-r--r-- | xpdf/pdfdetach.cc | 216 |
1 files changed, 216 insertions, 0 deletions
diff --git a/xpdf/pdfdetach.cc b/xpdf/pdfdetach.cc new file mode 100644 index 0000000..581383f --- /dev/null +++ b/xpdf/pdfdetach.cc @@ -0,0 +1,216 @@ +//======================================================================== +// +// pdfdetach.cc +// +// Copyright 2010 Glyph & Cog, LLC +// +//======================================================================== + +#include <aconf.h> +#include <stdio.h> +#include "gtypes.h" +#include "gmem.h" +#include "gmempp.h" +#include "parseargs.h" +#include "GlobalParams.h" +#include "PDFDoc.h" +#include "CharTypes.h" +#include "UnicodeMap.h" +#include "UTF8.h" +#include "Error.h" +#include "config.h" + +static GBool doList = gFalse; +static int saveNum = 0; +static GBool saveAll = gFalse; +static char savePath[1024] = ""; +static char textEncName[128] = ""; +static char ownerPassword[33] = "\001"; +static char userPassword[33] = "\001"; +static char cfgFileName[256] = ""; +static GBool printVersion = gFalse; +static GBool printHelp = gFalse; + +static ArgDesc argDesc[] = { + {"-list", argFlag, &doList, 0, + "list all embedded files"}, + {"-save", argInt, &saveNum, 0, + "save the specified embedded file"}, + {"-saveall", argFlag, &saveAll, 0, + "save all embedded files"}, + {"-o", argString, savePath, sizeof(savePath), + "file name for the saved embedded file"}, + {"-enc", argString, textEncName, sizeof(textEncName), + "output text encoding name"}, + {"-opw", argString, ownerPassword, sizeof(ownerPassword), + "owner password (for encrypted files)"}, + {"-upw", argString, userPassword, sizeof(userPassword), + "user password (for encrypted files)"}, + {"-cfg", argString, cfgFileName, sizeof(cfgFileName), + "configuration file to use in place of .xpdfrc"}, + {"-v", argFlag, &printVersion, 0, + "print copyright and version info"}, + {"-h", argFlag, &printHelp, 0, + "print usage information"}, + {"-help", argFlag, &printHelp, 0, + "print usage information"}, + {"--help", argFlag, &printHelp, 0, + "print usage information"}, + {"-?", argFlag, &printHelp, 0, + "print usage information"}, + {NULL} +}; + +int main(int argc, char *argv[]) { + char *fileName; + UnicodeMap *uMap; + GString *ownerPW, *userPW; + PDFDoc *doc; + Unicode *name; + char uBuf[8]; + GString *path; + GBool ok; + int exitCode; + int nFiles, nameLen, n, i, j; + + exitCode = 99; + + // parse args + fixCommandLine(&argc, &argv); + ok = parseArgs(argDesc, &argc, argv); + if ((doList ? 1 : 0) + + ((saveNum != 0) ? 1 : 0) + + (saveAll ? 1 : 0) != 1) { + ok = gFalse; + } + if (!ok || argc != 2 || printVersion || printHelp) { + fprintf(stderr, "pdfdetach version %s [www.xpdfreader.com]\n", xpdfVersion); + fprintf(stderr, "%s\n", xpdfCopyright); + if (!printVersion) { + printUsage("pdfdetach", "<PDF-file>", argDesc); + } + goto err0; + } + fileName = argv[1]; + + // read config file + if (cfgFileName[0] && !pathIsFile(cfgFileName)) { + error(errConfig, -1, "Config file '{0:s}' doesn't exist or isn't a file", + cfgFileName); + } + globalParams = new GlobalParams(cfgFileName); + if (textEncName[0]) { + globalParams->setTextEncoding(textEncName); + } + + // get mapping to output encoding + if (!(uMap = globalParams->getTextEncoding())) { + error(errConfig, -1, "Couldn't get text encoding"); + goto err1; + } + + // open PDF file + if (ownerPassword[0] != '\001') { + ownerPW = new GString(ownerPassword); + } else { + ownerPW = NULL; + } + if (userPassword[0] != '\001') { + userPW = new GString(userPassword); + } else { + userPW = NULL; + } + doc = new PDFDoc(fileName, ownerPW, userPW); + if (userPW) { + delete userPW; + } + if (ownerPW) { + delete ownerPW; + } + if (!doc->isOk()) { + exitCode = 1; + goto err2; + } + + nFiles = doc->getNumEmbeddedFiles(); + + // list embedded files + if (doList) { + printf("%d embedded files\n", nFiles); + for (i = 0; i < nFiles; ++i) { + printf("%d: ", i+1); + name = doc->getEmbeddedFileName(i); + nameLen = doc->getEmbeddedFileNameLength(i); + for (j = 0; j < nameLen; ++j) { + n = uMap->mapUnicode(name[j], uBuf, sizeof(uBuf)); + fwrite(uBuf, 1, n, stdout); + } + fputc('\n', stdout); + } + + // save all embedded files + } else if (saveAll) { + for (i = 0; i < nFiles; ++i) { + if (savePath[0]) { + path = new GString(savePath); + path->append('/'); + } else { + path = new GString(); + } + name = doc->getEmbeddedFileName(i); + nameLen = doc->getEmbeddedFileNameLength(i); + for (j = 0; j < nameLen; ++j) { + n = mapUTF8(name[j], uBuf, sizeof(uBuf)); + path->append(uBuf, n); + } + if (!doc->saveEmbeddedFileU(i, path->getCString())) { + error(errIO, -1, "Error saving embedded file as '{0:t}'", path); + delete path; + exitCode = 2; + goto err2; + } + delete path; + } + + // save an embedded file + } else { + if (saveNum < 1 || saveNum > nFiles) { + error(errCommandLine, -1, "Invalid file number"); + goto err2; + } + if (savePath[0]) { + path = new GString(savePath); + } else { + name = doc->getEmbeddedFileName(saveNum - 1); + nameLen = doc->getEmbeddedFileNameLength(saveNum - 1); + path = new GString(); + for (j = 0; j < nameLen; ++j) { + n = mapUTF8(name[j], uBuf, sizeof(uBuf)); + path->append(uBuf, n); + } + } + if (!doc->saveEmbeddedFileU(saveNum - 1, path->getCString())) { + error(errIO, -1, "Error saving embedded file as '{0:t}'", path); + delete path; + exitCode = 2; + goto err2; + } + delete path; + } + + exitCode = 0; + + // clean up + err2: + uMap->decRefCnt(); + delete doc; + err1: + delete globalParams; + err0: + + // check for memory leaks + Object::memCheck(stderr); + gMemReport(stderr); + + return exitCode; +} |