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C

Controlling paths within a Zip

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How to control the paths stored within a .zip.

Chilkat C Downloads

C
#include <C_CkZip.h>

void ChilkatSample(void)
    {
    BOOL success;
    HCkZip zip;
    BOOL recurse;

    success = FALSE;

    //  This example requires the Chilkat API to have been previously unlocked.
    //  See Global Unlock Sample for sample code.

    zip = CkZip_Create();

    //  This is the directory structure on the local filesystem
    //  from which we'll create .zip archives:
    //  The root directory is /temp/filesToZip
    //  
    //  We have these files:
    //  /temp/filesToZip/faxCover.doc
    //  /temp/filesToZip/exe/Setup.exe
    //  /temp/filesToZip/images/cheese.jpg
    //  /temp/filesToZip/images/dude.gif
    //  /temp/filesToZip/images/img3.gif
    //  /temp/filesToZip/images/img4.gif
    //  /temp/filesToZip/images/img5.gif
    //  /temp/filesToZip/images/scream.jpg
    //  /temp/filesToZip/images/imageInfo/scream.xml
    //  /temp/filesToZip/images/imageInfo/cheese.xml
    //  /temp/filesToZip/text/html/bonaireFishing.html
    //  /temp/filesToZip/text/html/upload.html
    //  /temp/filesToZip/text/txt/hello.txt
    //  /temp/filesToZip/text/txt/HelloWorld123.txt
    //  /temp/filesToZip/text/xml/hamlet.xml
    //  /temp/filesToZip/text/xml/pigs.xml

    //  There are three properties to help control the paths stored
    //  within a .zip:
    //  AppendFromDir
    //  PathPrefix
    //  DiscardPaths
    //  

    //  First we'll demonstrate AppendFromDir
    //  When a directory tree is appended via AppendFiles or
    //  AppendFilesEx, the AppendFromDir sets the base of the 
    //  directory tree appended (if the file pattern contains a 
    //  relative path, or no path at all).

    //  Clear the zip object.
    CkZip_NewZip(zip,"test1.zip");

    recurse = TRUE;

    CkZip_putAppendFromDir(zip,"/temp/filesToZip");
    success = CkZip_AppendFiles(zip,"*.xml",recurse);

    //  The zip will contain:
    //  images/imageInfo/scream.xml
    //  images/imageInfo/cheese.xml
    //  text/xml/hamlet.xml
    //  text/xml/pigs.xml

    success = CkZip_WriteZipAndClose(zip);
    if (success != TRUE) {
        printf("%s\n",CkZip_lastErrorText(zip));
        CkZip_Dispose(zip);
        return;
    }

    //  Clear the zip object.
    success = CkZip_NewZip(zip,"test2.zip");

    CkZip_putAppendFromDir(zip,"/temp/filesToZip/images");
    success = CkZip_AppendFiles(zip,"*.xml",recurse);
    CkZip_putAppendFromDir(zip,"/temp/filesToZip/text");
    success = CkZip_AppendFiles(zip,"*.xml",recurse);

    //  The zip will contain:
    //  imageInfo/scream.xml
    //  imageInfo/cheese.xml
    //  xml/hamlet.xml
    //  xml/pigs.xml

    success = CkZip_WriteZipAndClose(zip);
    if (success != TRUE) {
        printf("%s\n",CkZip_lastErrorText(zip));
        CkZip_Dispose(zip);
        return;
    }

    //  The PathPrefix property adds an arbitrary path prefix to each
    //  file in the .zip.
    //  For example:

    //  Clear the zip object.
    success = CkZip_NewZip(zip,"test3.zip");

    CkZip_putPathPrefix(zip,"chilkat/");

    CkZip_putAppendFromDir(zip,"/temp/filesToZip/images");
    success = CkZip_AppendFiles(zip,"*.xml",recurse);
    CkZip_putAppendFromDir(zip,"/temp/filesToZip/text");
    success = CkZip_AppendFiles(zip,"*.xml",recurse);

    //  The zip will contain:
    //  chilkat/imageInfo/scream.xml
    //  chilkat/imageInfo/cheese.xml
    //  chilkat/xml/hamlet.xml
    //  chilkat/xml/pigs.xml

    success = CkZip_WriteZipAndClose(zip);
    if (success != TRUE) {
        printf("%s\n",CkZip_lastErrorText(zip));
        CkZip_Dispose(zip);
        return;
    }

    //  The DiscardPaths property removes the path from each file
    //  in the zip:
    //  For example:

    //  Clear the zip object.
    success = CkZip_NewZip(zip,"test4.zip");

    CkZip_putPathPrefix(zip,"");
    CkZip_putDiscardPaths(zip,TRUE);

    CkZip_putAppendFromDir(zip,"/temp/filesToZip/");
    success = CkZip_AppendFiles(zip,"*",recurse);

    //  The zip will contain:
    //  faxCover.doc
    //  Setup.exe
    //  cheese.jpg
    //  dude.gif
    //  img3.gif
    //  img4.gif
    //  img5.gif
    //  scream.jpg
    //  scream.xml
    //  cheese.xml
    //  bonaireFishing.html
    //  upload.html
    //  hello.txt
    //  HelloWorld123.txt
    //  hamlet.xml
    //  pigs.xml

    success = CkZip_WriteZipAndClose(zip);
    if (success != TRUE) {
        printf("%s\n",CkZip_lastErrorText(zip));
        CkZip_Dispose(zip);
        return;
    }

    //  You can combine PathPrefix with DiscardPaths:

    //  Clear the zip object.
    success = CkZip_NewZip(zip,"test5.zip");

    CkZip_putPathPrefix(zip,"chilkat/");
    CkZip_putDiscardPaths(zip,TRUE);

    CkZip_putAppendFromDir(zip,"/temp/filesToZip/");
    success = CkZip_AppendFiles(zip,"*",recurse);

    //  The zip will contain:
    //  chilkat/faxCover.doc
    //  chilkat/Setup.exe
    //  chilkat/cheese.jpg
    //  chilkat/dude.gif
    //  chilkat/img3.gif
    //  chilkat/img4.gif
    //  chilkat/img5.gif
    //  chilkat/scream.jpg
    //  chilkat/scream.xml
    //  chilkat/cheese.xml
    //  chilkat/bonaireFishing.html
    //  chilkat/upload.html
    //  chilkat/hello.txt
    //  chilkat/HelloWorld123.txt
    //  chilkat/hamlet.xml
    //  chilkat/pigs.xml

    success = CkZip_WriteZipAndClose(zip);
    if (success != TRUE) {
        printf("%s\n",CkZip_lastErrorText(zip));
        CkZip_Dispose(zip);
        return;
    }

    //  One last example -- combine DiscardPaths with PathPrefix
    //  with multiple calls to AppendFiles:

    //  Clear the zip object.
    success = CkZip_NewZip(zip,"test6.zip");

    CkZip_putDiscardPaths(zip,TRUE);
    CkZip_putAppendFromDir(zip,"/temp/filesToZip/");

    //  Get all .gif files:
    CkZip_putPathPrefix(zip,"gif/");
    success = CkZip_AppendFiles(zip,"*.gif",recurse);

    //  Get all .jpg files:
    CkZip_putPathPrefix(zip,"jpg/");
    success = CkZip_AppendFiles(zip,"*.jpg",recurse);

    //  Get all .xml files:
    CkZip_putPathPrefix(zip,"xml/");
    success = CkZip_AppendFiles(zip,"*.xml",recurse);

    //  The zip will contain:
    //  jpg/cheese.jpg
    //  gif/dude.gif
    //  gif/img3.gif
    //  gif/img4.gif
    //  gif/img5.gif
    //  jpg/scream.jpg
    //  xml/scream.xml
    //  xml/cheese.xml
    //  xml/hamlet.xml
    //  xml/pigs.xml

    success = CkZip_WriteZipAndClose(zip);
    if (success != TRUE) {
        printf("%s\n",CkZip_lastErrorText(zip));
        CkZip_Dispose(zip);
        return;
    }



    CkZip_Dispose(zip);

    }