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-rw-r--r--vendor/voclient/voapps/votopic.c268
1 files changed, 268 insertions, 0 deletions
diff --git a/vendor/voclient/voapps/votopic.c b/vendor/voclient/voapps/votopic.c
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+/**
+ * VOTOPIC -- Query VO services by keyword topic
+ *
+ * Usage:
+ * votopic [<opts>] [ <object> | <ra> <dec> ] [ <size> ]
+ *
+ * @file votopic.c
+ * @author Mike Fitzpatrick
+ * @date 2/03/13
+ *
+ * @brief Query all VO Image services.
+ */
+
+#include <stdio.h>
+#include <unistd.h>
+#include <stdlib.h>
+#include <string.h>
+#include <ctype.h>
+
+#include "votParse.h" /* keep these in order! */
+#include "voApps.h"
+
+#define MAX_ARGS 1024
+
+
+/* Task specific option declarations. Task options are declared using the
+ * getopt_long(3) syntax.
+ */
+int voregistry (int argc, char **argv, size_t *len, void **result);
+int vodata (int argc, char **argv, size_t *len, void **result);
+int votopic (int argc, char **argv, size_t *len, void **result);
+
+static Task self = { "votopic", votopic, 0, 0, 0 };
+#ifdef USE_OPTS
+static char *opts = "%hrs";
+static struct option long_opts[] = {
+ { "test", 2, 0, '%'}, /* --test is std */
+ { "help", 2, 0, 'h'}, /* --help is std */
+ { "subject", 2, 0, 's'}, /* subject keywords */
+ { "return", 2, 0, 'r'}, /* return result to API */
+ { NULL, 0, 0, 0 }
+};
+#endif
+
+
+static int debug = 0; /* debug flag */
+static int by_subj = 0; /* subject search */
+
+extern void vot_setArg (char **argv, int *argc, char *value);
+extern char *vot_mktemp (char *root);
+extern int isDecimal (char *val);
+extern int isSexagesimal (char *val);
+
+static void Usage (void);
+static void Tests (char *input);
+
+
+/**
+ * Application entry point. All VOApps tasks MUST contain this
+ * method signature.
+ */
+int
+votopic (int argc, char **argv, size_t *reslen, void **result)
+{
+ int i, nres_arg = 0, ndat_arg = 0, status = OK, term = 0;
+ char *res_argv[MAX_ARGS], *dat_argv[MAX_ARGS], *topic = NULL;
+ char *resname;
+
+
+ memset (res_argv, 0, argc+2); /* initialize */
+ memset (dat_argv, 0, argc+2);
+ resname = vot_mktemp ("votopic");
+
+
+ /* Parse the argument list.
+ */
+ if ((isDecimal (argv[argc-1]) || isSexagesimal (argv[argc-1])) &&
+ (isDecimal (argv[argc-2]) || isSexagesimal (argv[argc-2])) &&
+ (isDecimal (argv[argc-3]) || isSexagesimal (argv[argc-3])) )
+ term = argc - 4;
+ if ((isDecimal (argv[argc-1]) || isSexagesimal (argv[argc-1])) &&
+ !(isDecimal (argv[argc-2]) || isSexagesimal (argv[argc-2])) )
+ term = argc - 3;
+ if (!(isDecimal (argv[argc-1]) || isSexagesimal (argv[argc-1])) )
+ term = argc - 2;
+
+ /* Initialize the VOREGISTRY arguments.
+ */
+ vot_setArg (res_argv, &nres_arg, "voregistry");
+
+ /* Initialize the VODATA arguments.
+ */
+ vot_setArg (dat_argv, &ndat_arg, "vodata");
+#ifdef OLD_METHOD
+ if (term <= 0) {
+ fprintf (stderr, "Error: missing <topic> and/or <object> argument\n");
+ return (ERR);
+ }
+
+ for (i=1; i < argc; i++) {
+ if (i == term) {
+ vot_setArg (dat_argv, &ndat_arg, resname);
+ topic = argv[i];
+ } else {
+ if (strcmp(argv[i],"-h")==0 || strcmp(argv[i],"--help")==0) {
+ Usage (); return (OK);
+ } else if (strcmp(argv[i],"-%")==0 || strcmp(argv[i],"--test")==0) {
+ Tests (NULL); return (self.nfail);
+ } else if (strcmp(argv[i],"-d")==0 || strcmp(argv[i],"--dbg")==0) {
+ debug++;
+
+ } else if (strcmp(argv[i],"-s")==0 ||
+ strcmp(argv[i],"--subject")==0) {
+ by_subj++;
+ } else if ((strcmp(argv[i],"-b")==0 ||
+ strcmp(argv[i],"--bpass")==0) ||
+ (strcmp(argv[i],"-t")==0 ||
+ strcmp(argv[i],"--type")==0)) {
+ vot_setArg (res_argv, &nres_arg, argv[ i]); /* -b | -t */
+ vot_setArg (res_argv, &nres_arg, argv[++i]); /* val */
+ } else
+ vot_setArg (dat_argv, &ndat_arg, argv[i]);
+ }
+ }
+
+#else
+ for (i=1; i < argc; i++) {
+ if (strcmp(argv[i],"-h")==0 || strcmp(argv[i],"--help")==0) {
+ Usage (); return (0);
+ } else if (strcmp(argv[i],"-%")==0 || strcmp(argv[i],"--test")==0) {
+ Tests (NULL); return (0);
+ } else if (strcmp(argv[i],"-d")==0 || strcmp(argv[i],"--dbg")==0) {
+ debug++;
+
+ } else if (strcmp(argv[i],"-s")==0 ||
+ strcmp(argv[i],"--subject")==0) {
+ by_subj++;
+ } else if ((strcmp(argv[i],"-b")==0 ||
+ strcmp(argv[i],"--bpass")==0) ||
+ (strcmp(argv[i],"-t")==0 ||
+ strcmp(argv[i],"--type")==0)) {
+ vot_setArg (res_argv, &nres_arg, argv[ i]); /* -b | -t */
+ vot_setArg (res_argv, &nres_arg, argv[++i]); /* val */
+ } else {
+ if (!topic) {
+ vot_setArg (dat_argv, &ndat_arg, resname);
+ topic = argv[i];
+ } else {
+ vot_setArg (dat_argv, &ndat_arg, argv[i]);
+ }
+ }
+ }
+
+ if (topic == NULL) {
+ fprintf (stderr, "Error: missing <topic> argument\n");
+ return (ERR);
+ } else if (ndat_arg < 3) {
+ fprintf (stderr, "Error: missing <object> (or <pos>) argument\n");
+ return (ERR);
+ }
+
+#endif
+
+
+ /* Create the list of VOREGISTRY arguments.
+ */
+ vot_setArg (res_argv, &nres_arg, "-d"); /* dalOnly */
+ vot_setArg (res_argv, &nres_arg, "-o"); /* output name */
+ vot_setArg (res_argv, &nres_arg, resname);
+ if (by_subj)
+ vot_setArg (res_argv, &nres_arg, "-s");
+ vot_setArg (res_argv, &nres_arg, topic);
+
+ if (debug) {
+ for (i=0; i < nres_arg; i++)
+ printf ("'%s' ", res_argv[i]);
+ printf ("\n");
+ for (i=0; i < ndat_arg; i++)
+ printf ("'%s' ", dat_argv[i]);
+ printf ("\n");
+ }
+
+
+ /* Run the Registry query to get the resource list of topics.
+ */
+ status = voregistry (nres_arg, res_argv, reslen, result);
+
+
+ /* Initialize result object whether we return an object or not.
+ */
+ *reslen = 0;
+ *result = NULL;
+
+ /* The VODATA task does all the real work, execute it on the list of
+ * resources we just obtained.
+ */
+ status = vodata (ndat_arg, dat_argv, reslen, result);
+
+
+ /* Clean up. Rememebr to free whatever pointers were created when
+ * parsing arguments.
+ */
+ for (i=0; i < nres_arg; i++)
+ if (res_argv[i]);
+ free ((void *) res_argv[i]);
+ for (i=0; i < ndat_arg; i++)
+ if (dat_argv[i]);
+ free ((void *) dat_argv[i]);
+ unlink (resname);
+
+ return (status);
+}
+
+
+/**
+ * USAGE -- Print task help summary.
+ */
+static void
+Usage (void)
+{
+ fprintf (stderr, "\n Usage:\n\t"
+ "votopic [<opts>] <topic> { <object> | <ra> <dec> } [ <size> ]\n\n"
+ " where\n"
+ " -%%,--test run unit tests\n"
+ " -h,--help this message\n"
+ "\n"
+ "\n"
+ " Examples:\n\n"
+ " 1) Query for catalog data of A2712 from Resources related to\n"
+ " gravitational lensing:\n"
+ "\n"
+ " %% votopic -t catalog lens A2712\n"
+ "\n"
+ " This query is against only 142 services (data found for 128),\n"
+ " a similar query against ALL catalog services would require\n"
+ " more than 8000 services to be queried. This is equivalent to\n"
+ " the commands:\n"
+ "\n"
+ " %% voregistry -t catalog -d -o lens.xml lens\n"
+ " %% vodata lens.xml A2712\n"
+ "\n"
+ " Here the 'lens.xml' output file contains the resources to be\n"
+ " queried, the '-d' flag says to return only DAL services, the\n"
+ " '-t' flag resticts by service type. In the call to VODATA,\n"
+ " the 'lens.xml' file defines the 142 resources to be queried,\n"
+ " the contraint to service type and DAL-only was done in the\n"
+ " registry query that produced the file.\n"
+ "\n"
+ "\n"
+ );
+}
+
+
+/**
+ * Tests -- Task unit tests.
+ */
+static void
+Tests (char *input)
+{
+ Task *task = &self;
+
+
+ vo_taskTest (task, "--help", NULL);
+
+ vo_taskTest (task, "-t", "catalog", "lens", "A2712", NULL);
+
+ vo_taskTestReport (self);
+}
generated by cgit (git 2.34.1) at 2025-09-20 21:42:23 -0400