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Annotation of libwww/Library/Examples/LoadToFile.c, revision 1.4

1.4     ! frystyk     1: /*
        !             2: **     @(#) $Id: trace.c,v 1.2 1999/01/06 15:38:47 frystyk Exp $
        !             3: **     
        !             4: **     More libwww samples can be found at "http://www.w3.org/Library/Examples/"
        !             5: **     
        !             6: **     Copyright © 1995-1998 World Wide Web Consortium, (Massachusetts
        !             7: **     Institute of Technology, Institut National de Recherche en
        !             8: **     Informatique et en Automatique, Keio University). All Rights
        !             9: **     Reserved. This program is distributed under the W3C's Software
        !            10: **     Intellectual Property License. This program is distributed in the hope
        !            11: **     that it will be useful, but WITHOUT ANY WARRANTY; without even the
        !            12: **     implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
        !            13: **     PURPOSE. See W3C License http://www.w3.org/Consortium/Legal/ for more
        !            14: **     details.
        !            15: **
        !            16: **     Sample showing how to load a document and save it to local file
        !            17: */
1.1       frystyk    18: 
                     19: #include "WWWLib.h"                          /* Global Library Include file */
                     20: #include "WWWMIME.h"                               /* MIME parser/generator */
                     21: #include "WWWNews.h"                                  /* News access module */
                     22: #include "WWWHTTP.h"                                  /* HTTP access module */
                     23: #include "WWWFTP.h"
                     24: #include "WWWFile.h"
                     25: #include "WWWGophe.h"
                     26: #include "WWWInit.h"
                     27: 
                     28: #define APP_NAME               "GETTOOL"
                     29: #define APP_VERSION            "1.0"
1.2       frystyk    30: #define DEFAULT_OUTPUT_FILE     "get.out"
                     31: 
                     32: /*
                     33: **  We get called here from the event loop when we are done
                     34: **  loading. Here we terminate the program as we have nothing
                     35: **  better to do.
                     36: */
                     37: int terminate_handler (HTRequest * request, HTResponse * response,
                     38:                       void * param, int status)
                     39: {
                     40:     /* Delete our request again */
                     41:     HTRequest_delete(request);
                     42: 
                     43:     /* Delete our profile */
                     44:     HTProfile_delete();
                     45: 
                     46:     exit(status ? status : 0);
                     47: }
1.1       frystyk    48: 
                     49: int main (int argc, char ** argv)
                     50: {
                     51:     int                        status = 0;     
                     52:     int                        arg = 0;
1.2       frystyk    53:     char *              outputfile = NULL;
                     54:     char *              getme = NULL;
                     55:     HTRequest *         request = NULL;
1.1       frystyk    56: 
                     57:     /* Initiate W3C Reference Library with a client profile */
                     58:     HTProfile_newNoCacheClient(APP_NAME, APP_VERSION);
1.2       frystyk    59: 
                     60:     /* Add our own filter to terminate the application */
                     61:     HTNet_addAfter(terminate_handler, NULL, NULL, HT_ALL, HT_FILTER_LAST);
                     62: 
                     63:     /* Turn off any interactions */
                     64:     HTAlert_setInteractive(NO);
1.1       frystyk    65: 
1.4     ! frystyk    66:     /* Set the timeout for long we are going to wait for a response */
        !            67:     HTHost_setEventTimeout(10000);
        !            68: 
1.1       frystyk    69:     /* Scan command line for parameters */
                     70:     for (arg=1; arg<argc; arg++) {
                     71:         if (!strcmp(argv[arg], "-o")) { 
                     72:             outputfile = (arg+1 < argc && *argv[arg+1] != '-') ?
                     73:                 argv[++arg] : DEFAULT_OUTPUT_FILE;
                     74:             
                     75:         } else {
                     76:             getme = argv[arg];
                     77:         }
                     78:     }
1.2       frystyk    79: 
                     80:     /* Make sure we have an output */
                     81:     if (!outputfile) outputfile = DEFAULT_OUTPUT_FILE;
                     82: 
                     83:     if (getme && *getme) {
                     84:         request = HTRequest_new();
                     85: 
                     86:         /* Start the load */
                     87:         status = HTLoadToFile(getme, request, outputfile);
                     88: 
                     89:         /* Go into the event loop... */
                     90:         HTEventList_loop(request);
                     91: 
                     92:     } else {
1.4     ! frystyk    93:        printf("Type the URI of document you want to load and the name of the local file.\n");
        !            94:        printf("\t%s <address> -o <localfile>\n", argv[0]);
        !            95:        printf("For example, %s http://www.w3.org -o w3chome.html\n", argv[0]);
1.2       frystyk    96: 
                     97:         /* Delete our profile if no load */
                     98:         HTProfile_delete();
1.1       frystyk    99:     }
                    100: 
                    101:     return 0;
                    102: }