xref: /illumos-gate/usr/src/lib/libldap5/sources/ldap/common/tmplout.c (revision b210e77709da8e42dfe621e10ccf4be504206058)
1 /*
2  * Copyright (c) 2001 by Sun Microsystems, Inc.
3  * All rights reserved.
4  */
5 
6 /*
7  * The contents of this file are subject to the Netscape Public
8  * License Version 1.1 (the "License"); you may not use this file
9  * except in compliance with the License. You may obtain a copy of
10  * the License at http://www.mozilla.org/NPL/
11  *
12  * Software distributed under the License is distributed on an "AS
13  * IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
14  * implied. See the License for the specific language governing
15  * rights and limitations under the License.
16  *
17  * The Original Code is Mozilla Communicator client code, released
18  * March 31, 1998.
19  *
20  * The Initial Developer of the Original Code is Netscape
21  * Communications Corporation. Portions created by Netscape are
22  * Copyright (C) 1998-1999 Netscape Communications Corporation. All
23  * Rights Reserved.
24  *
25  * Contributor(s):
26  */
27 
28 /*
29  * tmplout.c:  display template library output routines for LDAP clients
30  *
31  */
32 
33 #include "ldap-int.h"
34 #include "disptmpl.h"
35 
36 #if defined(_WINDOWS) || defined(aix) || defined(SCOOS) || defined(OSF1) || defined(SOLARIS)
37 #include <time.h> /* for struct tm and ctime */
38 #endif
39 
40 
41 /* This is totally lame, since it should be coming from time.h, but isn't. */
42 #if defined(SOLARIS)
43 char *ctime_r(const time_t *, char *, int);
44 #endif
45 
46 static int do_entry2text( LDAP *ld, char *buf, char *base, LDAPMessage *entry,
47 	struct ldap_disptmpl *tmpl, char **defattrs, char ***defvals,
48 	writeptype writeproc, void *writeparm, char *eol, int rdncount,
49 	unsigned long opts, char *urlprefix );
50 static int do_entry2text_search( LDAP *ld, char *dn, char *base,
51 	LDAPMessage *entry, struct ldap_disptmpl *tmpllist, char **defattrs,
52 	char ***defvals, writeptype writeproc, void *writeparm, char *eol,
53 	int rdncount, unsigned long opts, char *urlprefix );
54 static int do_vals2text( LDAP *ld, char *buf, char **vals, char *label,
55 	int labelwidth, unsigned long syntaxid, writeptype writeproc,
56 	void *writeparm, char *eol, int rdncount, char *urlprefix );
57 static int max_label_len( struct ldap_disptmpl *tmpl );
58 static int output_label( char *buf, char *label, int width,
59 	writeptype writeproc, void *writeparm, char *eol, int html );
60 static int output_dn( char *buf, char *dn, int width, int rdncount,
61 	writeptype writeproc, void *writeparm, char *eol, char *urlprefix );
62 static void strcat_escaped( char *s1, char *s2 );
63 static char *time2text( char *ldtimestr, int dateonly );
64 static long gtime( struct tm *tm );
65 static int searchaction( LDAP *ld, char *buf, char *base, LDAPMessage *entry,
66 	char *dn, struct ldap_tmplitem *tip, int labelwidth, int rdncount,
67 	writeptype writeproc, void *writeparm, char *eol, char *urlprefix );
68 
69 #define DEF_LABEL_WIDTH		15
70 #define SEARCH_TIMEOUT_SECS	120
71 #define OCATTRNAME		"objectClass"
72 
73 
74 #define NONFATAL_LDAP_ERR( err )	( err == LDAP_SUCCESS || \
75 	err == LDAP_TIMELIMIT_EXCEEDED || err == LDAP_SIZELIMIT_EXCEEDED )
76 
77 #define DEF_LDAP_URL_PREFIX	"ldap:///"
78 
79 
80 int
81 LDAP_CALL
82 ldap_entry2text(
83 	LDAP			*ld,
84 	char			*buf,		/* NULL for "use internal" */
85 	LDAPMessage		*entry,
86 	struct ldap_disptmpl	*tmpl,
87 	char			**defattrs,
88 	char			***defvals,
89 	writeptype		writeproc,
90 	void			*writeparm,
91 	char			*eol,
92 	int			rdncount,
93 	unsigned long		opts
94 )
95 {
96     LDAPDebug( LDAP_DEBUG_TRACE, "ldap_entry2text\n", 0, 0, 0 );
97 
98     return( do_entry2text( ld, buf, NULL, entry, tmpl, defattrs, defvals,
99 		writeproc, writeparm, eol, rdncount, opts, NULL ));
100 
101 }
102 
103 
104 
105 int
106 LDAP_CALL
107 ldap_entry2html(
108 	LDAP			*ld,
109 	char			*buf,		/* NULL for "use internal" */
110 	LDAPMessage		*entry,
111 	struct ldap_disptmpl	*tmpl,
112 	char			**defattrs,
113 	char			***defvals,
114 	writeptype		writeproc,
115 	void			*writeparm,
116 	char			*eol,
117 	int			rdncount,
118 	unsigned long		opts,
119 	char			*base,
120 	char			*urlprefix
121 )
122 {
123     LDAPDebug( LDAP_DEBUG_TRACE, "ldap_entry2html\n", 0, 0, 0 );
124 
125     if ( urlprefix == NULL ) {
126 	urlprefix = DEF_LDAP_URL_PREFIX;
127     }
128 
129     return( do_entry2text( ld, buf, base, entry, tmpl, defattrs, defvals,
130 		writeproc, writeparm, eol, rdncount, opts, urlprefix ));
131 }
132 
133 
134 static int
135 do_entry2text(
136 	LDAP			*ld,
137 	char			*buf,		/* NULL for use-internal */
138 	char			*base,		/* used for search actions */
139 	LDAPMessage		*entry,
140 	struct ldap_disptmpl	*tmpl,
141 	char			**defattrs,
142 	char			***defvals,
143 	writeptype		writeproc,
144 	void			*writeparm,
145 	char			*eol,
146 	int			rdncount,
147 	unsigned long		opts,
148 	char			*urlprefix	/* if non-NULL, do HTML */
149 )
150 {
151     int				i, err, html, show, labelwidth;
152     int				freebuf,  freevals;
153     char			*dn, **vals;
154     struct ldap_tmplitem	*rowp, *colp;
155 
156     if ( !NSLDAPI_VALID_LDAP_POINTER( ld )) {
157 	return( LDAP_PARAM_ERROR );
158     }
159 
160     if ( writeproc == NULL ||
161 	    !NSLDAPI_VALID_LDAPMESSAGE_ENTRY_POINTER( entry )) {
162 	err = LDAP_PARAM_ERROR;
163 	LDAP_SET_LDERRNO( ld, err, NULL, NULL );
164 	return( err );
165     }
166 
167     if (( dn = ldap_get_dn( ld, entry )) == NULL ) {
168 	return( LDAP_GET_LDERRNO( ld, NULL, NULL ) );
169     }
170 
171     if ( buf == NULL ) {
172 	if (( buf = NSLDAPI_MALLOC( LDAP_DTMPL_BUFSIZ )) == NULL ) {
173 	    err = LDAP_NO_MEMORY;
174 	    LDAP_SET_LDERRNO( ld, err, NULL, NULL );
175 	    NSLDAPI_FREE( dn );
176 	    return( err );
177 	}
178 	freebuf = 1;
179     } else {
180 	freebuf = 0;
181     }
182 
183     html = ( urlprefix != NULL );
184 
185     if ( html ) {
186 	/*
187 	 * add HTML intro. and title
188 	 */
189 	if (!(( opts & LDAP_DISP_OPT_HTMLBODYONLY ) != 0 )) {
190 	    sprintf( buf, "<HTML>%s<HEAD>%s<TITLE>%s%s - ", eol, eol, eol,
191 		    ( tmpl == NULL ) ? "Entry" : tmpl->dt_name );
192 	    (*writeproc)( writeparm, buf, strlen( buf ));
193 	    output_dn( buf, dn, 0, rdncount, writeproc, writeparm, "", NULL );
194 	    sprintf( buf, "%s</TITLE>%s</HEAD>%s<BODY>%s<H3>%s - ", eol, eol,
195 		    eol, eol, ( tmpl == NULL ) ? "Entry" : tmpl->dt_name );
196 	    (*writeproc)( writeparm, buf, strlen( buf ));
197 	    output_dn( buf, dn, 0, rdncount, writeproc, writeparm, "", NULL );
198 	    sprintf( buf, "</H3>%s", eol );
199 	    (*writeproc)( writeparm, buf, strlen( buf ));
200 	}
201 
202 	if (( opts & LDAP_DISP_OPT_NONLEAF ) != 0 &&
203 		( vals = ldap_explode_dn( dn, 0 )) != NULL ) {
204 	    char	*untagged;
205 
206 	    /*
207 	     * add "Move Up" link
208 	     */
209 	    sprintf( buf, "<A HREF=\"%s", urlprefix );
210 	    for ( i = 1; vals[ i ] != NULL; ++i ) {
211 		if ( i > 1 ) {
212 		     strcat_escaped( buf, ", " );
213 		}
214 		strcat_escaped( buf, vals[ i ] );
215 	    }
216 	    if ( vals[ 1 ] != NULL ) {
217 		untagged = strchr( vals[ 1 ], '=' );
218 	    } else {
219 		untagged = "=The World";
220 	    }
221 	    sprintf( buf + strlen( buf ),
222 		    "%s\">Move Up To <EM>%s</EM></A>%s<BR>",
223 		    ( vals[ 1 ] == NULL ) ? "??one" : "",
224 		    ( untagged != NULL ) ? untagged + 1 : vals[ 1 ], eol );
225 	    (*writeproc)( writeparm, buf, strlen( buf ));
226 
227 	    /*
228 	     * add "Browse" link
229 	     */
230 	    untagged = strchr( vals[ 0 ], '=' );
231 	    sprintf( buf, "<A HREF=\"%s", urlprefix );
232 	    strcat_escaped( buf, dn );
233 	    sprintf( buf + strlen( buf ), "??one?(!(objectClass=dsa))\">Browse Below <EM>%s</EM></A>%s%s",
234 		    ( untagged != NULL ) ? untagged + 1 : vals[ 0 ], eol, eol );
235 	    (*writeproc)( writeparm, buf, strlen( buf ));
236 
237 	    ldap_value_free( vals );
238 	}
239 
240 	(*writeproc)( writeparm, "<HR>", 4 );	/* horizontal rule */
241     } else {
242 	(*writeproc)( writeparm, "\"", 1 );
243 	output_dn( buf, dn, 0, rdncount, writeproc, writeparm, "", NULL );
244 	sprintf( buf, "\"%s", eol );
245 	(*writeproc)( writeparm, buf, strlen( buf ));
246     }
247 
248     if ( tmpl != NULL && ( opts & LDAP_DISP_OPT_AUTOLABELWIDTH ) != 0 ) {
249 	labelwidth = max_label_len( tmpl ) + 3;
250     } else {
251 	labelwidth = DEF_LABEL_WIDTH;;
252     }
253 
254     err = LDAP_SUCCESS;
255 
256     if ( tmpl == NULL ) {
257 	BerElement	*ber;
258 	char		*attr;
259 
260 	ber = NULL;
261 	for ( attr = ldap_first_attribute( ld, entry, &ber );
262 		NONFATAL_LDAP_ERR( err ) && attr != NULL;
263 		attr = ldap_next_attribute( ld, entry, ber )) {
264 	    if (( vals = ldap_get_values( ld, entry, attr )) == NULL ) {
265 		freevals = 0;
266 		if ( defattrs != NULL ) {
267 		    for ( i = 0; defattrs[ i ] != NULL; ++i ) {
268 			if ( strcasecmp( attr, defattrs[ i ] ) == 0 ) {
269 			    break;
270 			}
271 		    }
272 		    if ( defattrs[ i ] != NULL ) {
273 			vals = defvals[ i ];
274 		    }
275 		}
276 	    } else {
277 		freevals = 1;
278 	    }
279 
280 	    if ( islower( *attr )) {	/* cosmetic -- upcase attr. name */
281 		*attr = toupper( *attr );
282 	    }
283 
284 	    err = do_vals2text( ld, buf, vals, attr, labelwidth,
285 		    LDAP_SYN_CASEIGNORESTR, writeproc, writeparm, eol,
286 		    rdncount, urlprefix );
287 	    if ( freevals ) {
288 		ldap_value_free( vals );
289 	    }
290 	}
291 	if ( ber == NULL ) {
292 	    ber_free( ber, 0 );
293 	}
294 	/*
295 	 * XXX check for errors in ldap_first_attribute/ldap_next_attribute
296 	 * here (but what should we do if there was one?)
297 	 */
298 
299     } else {
300 	for ( rowp = ldap_first_tmplrow( tmpl );
301 		NONFATAL_LDAP_ERR( err ) && rowp != NULLTMPLITEM;
302 		rowp = ldap_next_tmplrow( tmpl, rowp )) {
303 	    for ( colp = ldap_first_tmplcol( tmpl, rowp ); colp != NULLTMPLITEM;
304 		    colp = ldap_next_tmplcol( tmpl, rowp, colp )) {
305 		vals = NULL;
306 		if ( colp->ti_attrname == NULL || ( vals = ldap_get_values( ld,
307 			entry, colp->ti_attrname )) == NULL ) {
308 		    freevals = 0;
309 		    if ( !LDAP_IS_TMPLITEM_OPTION_SET( colp,
310 			    LDAP_DITEM_OPT_HIDEIFEMPTY ) && defattrs != NULL
311 			    && colp->ti_attrname != NULL ) {
312 			for ( i = 0; defattrs[ i ] != NULL; ++i ) {
313 			    if ( strcasecmp( colp->ti_attrname, defattrs[ i ] )
314 				    == 0 ) {
315 				break;
316 			    }
317 			}
318 			if ( defattrs[ i ] != NULL ) {
319 			    vals = defvals[ i ];
320 			}
321 		    }
322 		} else {
323 		    freevals = 1;
324 		    if ( LDAP_IS_TMPLITEM_OPTION_SET( colp,
325 			    LDAP_DITEM_OPT_SORTVALUES ) && vals[ 0 ] != NULL
326 			    && vals[ 1 ] != NULL ) {
327 			ldap_sort_values(ld, vals, ldap_sort_strcasecmp);
328 		    }
329 		}
330 
331 		/*
332 		 * don't bother even calling do_vals2text() if no values
333 		 * or boolean with value false and "hide if false" option set
334 		 */
335 		show = ( vals != NULL && vals[ 0 ] != NULL );
336 		if ( show && LDAP_GET_SYN_TYPE( colp->ti_syntaxid )
337 			== LDAP_SYN_TYPE_BOOLEAN && LDAP_IS_TMPLITEM_OPTION_SET(
338 			colp, LDAP_DITEM_OPT_HIDEIFFALSE ) &&
339 			toupper( vals[ 0 ][ 0 ] ) != 'T' ) {
340 		    show = 0;
341 		}
342 
343 		if ( colp->ti_syntaxid == LDAP_SYN_SEARCHACTION ) {
344 		    if (( opts & LDAP_DISP_OPT_DOSEARCHACTIONS ) != 0 ) {
345 			if ( colp->ti_attrname == NULL || ( show &&
346 				toupper( vals[ 0 ][ 0 ] ) == 'T' )) {
347 			    err = searchaction( ld, buf, base, entry, dn, colp,
348 				    labelwidth, rdncount, writeproc,
349 				    writeparm, eol, urlprefix );
350 			}
351 		    }
352 		    show = 0;
353 		}
354 
355 		if ( show ) {
356 		    err = do_vals2text( ld, buf, vals, colp->ti_label,
357 			labelwidth, colp->ti_syntaxid, writeproc, writeparm,
358 			eol, rdncount, urlprefix );
359 		}
360 
361 		if ( freevals ) {
362 		    ldap_value_free( vals );
363 		}
364 	    }
365 	}
366     }
367 
368     if ( html  && !(( opts & LDAP_DISP_OPT_HTMLBODYONLY ) != 0 )) {
369 	sprintf( buf, "</BODY>%s</HTML>%s", eol, eol );
370 	(*writeproc)( writeparm, buf, strlen( buf ));
371     }
372 
373     NSLDAPI_FREE( dn );
374     if ( freebuf ) {
375 	NSLDAPI_FREE( buf );
376     }
377 
378     return( err );
379 }
380 
381 
382 int
383 LDAP_CALL
384 ldap_entry2text_search(
385 	LDAP			*ld,
386 	char			*dn,		/* if NULL, use entry */
387 	char			*base,		/* if NULL, no search actions */
388 	LDAPMessage		*entry,		/* if NULL, use dn */
389 	struct ldap_disptmpl*	tmpllist,	/* if NULL, load default file */
390 	char			**defattrs,
391 	char			***defvals,
392 	writeptype		writeproc,
393 	void			*writeparm,
394 	char			*eol,
395 	int			rdncount,	/* if 0, display full DN */
396 	unsigned long		opts
397 )
398 {
399     LDAPDebug( LDAP_DEBUG_TRACE, "ldap_entry2text_search\n", 0, 0, 0 );
400 
401     return( do_entry2text_search( ld, dn, base, entry, tmpllist, defattrs,
402 	    defvals, writeproc, writeparm, eol, rdncount, opts, NULL ));
403 }
404 
405 
406 
407 int
408 LDAP_CALL
409 ldap_entry2html_search(
410 	LDAP			*ld,
411 	char			*dn,		/* if NULL, use entry */
412 	char			*base,		/* if NULL, no search actions */
413 	LDAPMessage		*entry,		/* if NULL, use dn */
414 	struct ldap_disptmpl*	tmpllist,	/* if NULL, load default file */
415 	char			**defattrs,
416 	char			***defvals,
417 	writeptype		writeproc,
418 	void			*writeparm,
419 	char			*eol,
420 	int			rdncount,	/* if 0, display full DN */
421 	unsigned long		opts,
422 	char			*urlprefix
423 )
424 {
425     LDAPDebug( LDAP_DEBUG_TRACE, "ldap_entry2html_search\n", 0, 0, 0 );
426 
427     return( do_entry2text_search( ld, dn, base, entry, tmpllist, defattrs,
428 	    defvals, writeproc, writeparm, eol, rdncount, opts, urlprefix ));
429 }
430 
431 
432 static int
433 do_entry2text_search(
434 	LDAP			*ld,
435 	char			*dn,		/* if NULL, use entry */
436 	char			*base,		/* if NULL, no search actions */
437 	LDAPMessage		*entry,		/* if NULL, use dn */
438 	struct ldap_disptmpl*	tmpllist,	/* if NULL, no template used */
439 	char			**defattrs,
440 	char			***defvals,
441 	writeptype		writeproc,
442 	void			*writeparm,
443 	char			*eol,
444 	int			rdncount,	/* if 0, display full DN */
445 	unsigned long		opts,
446 	char			*urlprefix
447 )
448 {
449     int				err, freedn;
450     char			*buf, **fetchattrs, **vals;
451     LDAPMessage			*ldmp;
452     struct ldap_disptmpl	*tmpl;
453     struct timeval		timeout;
454 
455     if ( !NSLDAPI_VALID_LDAP_POINTER( ld )) {
456 	return( LDAP_PARAM_ERROR );
457     }
458 
459     if ( dn == NULL && entry == NULLMSG ) {
460 	err = LDAP_PARAM_ERROR;
461 	LDAP_SET_LDERRNO( ld, err, NULL, NULL );
462 	return( err );
463     }
464 
465     timeout.tv_sec = SEARCH_TIMEOUT_SECS;
466     timeout.tv_usec = 0;
467 
468     if (( buf = NSLDAPI_MALLOC( LDAP_DTMPL_BUFSIZ )) == NULL ) {
469 	err = LDAP_NO_MEMORY;
470 	LDAP_SET_LDERRNO( ld, err, NULL, NULL );
471 	return( err );
472     }
473 
474     freedn = 0;
475     tmpl = NULL;
476 
477     if ( dn == NULL ) {
478 	if (( dn = ldap_get_dn( ld, entry )) == NULL ) {
479 	    NSLDAPI_FREE( buf );
480 	    return( LDAP_GET_LDERRNO( ld, NULL, NULL ) );
481 	}
482 	freedn = 1;
483     }
484 
485 
486     if ( tmpllist != NULL ) {
487 	ldmp = NULLMSG;
488 
489 	if ( entry == NULL ) {
490 	    char	*ocattrs[2];
491 
492 	    ocattrs[0] = OCATTRNAME;
493 	    ocattrs[1] = NULL;
494 #ifdef CLDAP
495 	    if ( LDAP_IS_CLDAP( ld ))
496 		    err = cldap_search_s( ld, dn, LDAP_SCOPE_BASE,
497 			"objectClass=*", ocattrs, 0, &ldmp, NULL );
498 	    else
499 #endif /* CLDAP */
500 		    err = ldap_search_st( ld, dn, LDAP_SCOPE_BASE,
501 			    "objectClass=*", ocattrs, 0, &timeout, &ldmp );
502 
503 	    if ( err == LDAP_SUCCESS ) {
504 		entry = ldap_first_entry( ld, ldmp );
505 	    }
506 	}
507 
508 	if ( entry != NULL ) {
509 	    vals = ldap_get_values( ld, entry, OCATTRNAME );
510 	    tmpl = ldap_oc2template( vals, tmpllist );
511 	    if ( vals != NULL ) {
512 		ldap_value_free( vals );
513 	    }
514 	}
515 	if ( ldmp != NULL ) {
516 	    ldap_msgfree( ldmp );
517 	}
518     }
519 
520     entry = NULL;
521 
522     if ( tmpl == NULL ) {
523 	fetchattrs = NULL;
524     } else {
525 	fetchattrs = ldap_tmplattrs( tmpl, NULL, 1, LDAP_SYN_OPT_DEFER );
526     }
527 
528 #ifdef CLDAP
529     if ( LDAP_IS_CLDAP( ld ))
530 	err = cldap_search_s( ld, dn, LDAP_SCOPE_BASE, "objectClass=*",
531 		fetchattrs, 0, &ldmp, NULL );
532     else
533 #endif /* CLDAP */
534 	err = ldap_search_st( ld, dn, LDAP_SCOPE_BASE, "objectClass=*",
535 		fetchattrs, 0, &timeout, &ldmp );
536 
537     if ( freedn ) {
538 	NSLDAPI_FREE( dn );
539     }
540     if ( fetchattrs != NULL ) {
541 	ldap_value_free( fetchattrs );
542     }
543 
544     if ( err != LDAP_SUCCESS ||
545 	    ( entry = ldap_first_entry( ld, ldmp )) == NULL ) {
546 	NSLDAPI_FREE( buf );
547 	return( LDAP_GET_LDERRNO( ld, NULL, NULL ) );
548     }
549 
550     err = do_entry2text( ld, buf, base, entry, tmpl, defattrs, defvals,
551 	    writeproc, writeparm, eol, rdncount, opts, urlprefix );
552 
553     NSLDAPI_FREE( buf );
554     ldap_msgfree( ldmp );
555     return( err );
556 }
557 
558 
559 int
560 LDAP_CALL
561 ldap_vals2text(
562 	LDAP			*ld,
563 	char			*buf,		/* NULL for "use internal" */
564 	char			**vals,
565 	char			*label,
566 	int			labelwidth,	/* 0 means use default */
567 	unsigned long		syntaxid,
568 	writeptype		writeproc,
569 	void			*writeparm,
570 	char			*eol,
571 	int			rdncount
572 )
573 {
574     LDAPDebug( LDAP_DEBUG_TRACE, "ldap_vals2text\n", 0, 0, 0 );
575 
576     return( do_vals2text( ld, buf, vals, label, labelwidth, syntaxid,
577 		writeproc, writeparm, eol, rdncount, NULL ));
578 }
579 
580 
581 int
582 LDAP_CALL
583 ldap_vals2html(
584 	LDAP			*ld,
585 	char			*buf,		/* NULL for "use internal" */
586 	char			**vals,
587 	char			*label,
588 	int			labelwidth,	/* 0 means use default */
589 	unsigned long		syntaxid,
590 	writeptype		writeproc,
591 	void			*writeparm,
592 	char			*eol,
593 	int			rdncount,
594 	char			*urlprefix
595 )
596 {
597     LDAPDebug( LDAP_DEBUG_TRACE, "ldap_vals2html\n", 0, 0, 0 );
598 
599     if ( urlprefix == NULL ) {
600 	urlprefix = DEF_LDAP_URL_PREFIX;
601     }
602 
603     return( do_vals2text( ld, buf, vals, label, labelwidth, syntaxid,
604 		writeproc, writeparm, eol, rdncount, urlprefix ));
605 }
606 
607 
608 static int
609 do_vals2text(
610 	LDAP			*ld,
611 	char			*buf,		/* NULL for "use internal" */
612 	char			**vals,
613 	char			*label,
614 	int			labelwidth,	/* 0 means use default */
615 	unsigned long		syntaxid,
616 	writeptype		writeproc,
617 	void			*writeparm,
618 	char			*eol,
619 	int			rdncount,
620 	char			*urlprefix
621 )
622 {
623     int		err, i, html, writeoutval, freebuf, notascii;
624     char	*p, *s, *outval;
625 
626     if ( !NSLDAPI_VALID_LDAP_POINTER( ld ) || writeproc == NULL ) {
627 	return( LDAP_PARAM_ERROR );
628     }
629 
630     if ( vals == NULL ) {
631 	return( LDAP_SUCCESS );
632     }
633 
634     html = ( urlprefix != NULL );
635 
636     switch( LDAP_GET_SYN_TYPE( syntaxid )) {
637     case LDAP_SYN_TYPE_TEXT:
638     case LDAP_SYN_TYPE_BOOLEAN:
639 	break;		/* we only bother with these two types... */
640     default:
641 	return( LDAP_SUCCESS );
642     }
643 
644     if ( labelwidth == 0 || labelwidth < 0 ) {
645 	labelwidth = DEF_LABEL_WIDTH;
646     }
647 
648     if ( buf == NULL ) {
649 	if (( buf = NSLDAPI_MALLOC( LDAP_DTMPL_BUFSIZ )) == NULL ) {
650 	    err = LDAP_NO_MEMORY;
651 	    LDAP_SET_LDERRNO( ld, err, NULL, NULL );
652 	    return( err );
653 	}
654 	freebuf = 1;
655     } else {
656 	freebuf = 0;
657     }
658 
659     output_label( buf, label, labelwidth, writeproc, writeparm, eol, html );
660 
661     for ( i = 0; vals[ i ] != NULL; ++i ) {
662 	for ( p = vals[ i ]; *p != '\0'; ++p ) {
663 	    if ( !isascii( *p )) {
664 		break;
665 	    }
666 	}
667 	notascii = ( *p != '\0' );
668 	outval = notascii ? dgettext(TEXT_DOMAIN,
669 		"(unable to display non-ASCII text value)")
670 		: vals[ i ];
671 
672 	writeoutval = 0;	/* if non-zero, write outval after switch */
673 
674 	switch( syntaxid ) {
675 	case LDAP_SYN_CASEIGNORESTR:
676 	    ++writeoutval;
677 	    break;
678 
679 	case LDAP_SYN_RFC822ADDR:
680 	    if ( html ) {
681 		strcpy( buf, "<DD><A HREF=\"mailto:" );
682 		strcat_escaped( buf, outval );
683 		sprintf( buf + strlen( buf ), "\">%s</A><BR>%s", outval, eol );
684 		(*writeproc)( writeparm, buf, strlen( buf ));
685 	    } else {
686 		++writeoutval;
687 	    }
688 	    break;
689 
690 	case LDAP_SYN_DN:	/* for now */
691 	    output_dn( buf, outval, labelwidth, rdncount, writeproc,
692 		    writeparm, eol, urlprefix );
693 	    break;
694 
695 	case LDAP_SYN_MULTILINESTR:
696 	    if ( i > 0 && !html ) {
697 		output_label( buf, label, labelwidth, writeproc,
698 			writeparm, eol, html );
699 	    }
700 
701 	    p = s = outval;
702 	    while (( s = strchr( s, '$' )) != NULL ) {
703 		*s++ = '\0';
704 		while ( ldap_utf8isspace( s )) {
705 		    ++s;
706 		}
707 		if ( html ) {
708 		    sprintf( buf, "<DD>%s<BR>%s", p, eol );
709 		} else {
710 		    sprintf( buf, "%-*s%s%s", labelwidth, " ", p, eol );
711 		}
712 		(*writeproc)( writeparm, buf, strlen( buf ));
713 		p = s;
714 	    }
715 	    outval = p;
716 	    ++writeoutval;
717 	    break;
718 
719 	case LDAP_SYN_BOOLEAN:
720 	    outval = toupper( outval[ 0 ] ) == 'T' ?
721 		dgettext(TEXT_DOMAIN, "TRUE") : dgettext(TEXT_DOMAIN, "FALSE");
722 	    ++writeoutval;
723 	    break;
724 
725 	case LDAP_SYN_TIME:
726 	case LDAP_SYN_DATE:
727 	    outval = time2text( outval, syntaxid == LDAP_SYN_DATE );
728 	    ++writeoutval;
729 	    break;
730 
731 	case LDAP_SYN_LABELEDURL:
732 	    if ( !notascii && ( p = strchr( outval, '$' )) != NULL ) {
733 		*p++ = '\0';
734 		while ( ldap_utf8isspace( p )) {
735 		    ++p;
736 		}
737 		s = outval;
738 	    } else if ( !notascii && ( s = strchr( outval, ' ' )) != NULL ) {
739 		*s++ = '\0';
740 		while ( ldap_utf8isspace( s )) {
741 		    ++s;
742 		}
743 		p = outval;
744 	    } else {
745 		s = "URL";
746 		p = outval;
747 	    }
748 
749 	    /*
750 	     * at this point `s' points to the label & `p' to the URL
751 	     */
752 	    if ( html ) {
753 		sprintf( buf, "<DD><A HREF=\"%s\">%s</A><BR>%s", p, s, eol );
754 	    } else {
755 		sprintf( buf, "%-*s%s%s%-*s%s%s", labelwidth, " ",
756 		    s, eol, labelwidth + 2, " ",p , eol );
757 	    }
758 	    (*writeproc)( writeparm, buf, strlen( buf ));
759 	    break;
760 
761 	default:
762 	    sprintf( buf, dgettext(TEXT_DOMAIN,
763 		" Can't display item type %ld%s"),
764 		    syntaxid, eol );
765 	    (*writeproc)( writeparm, buf, strlen( buf ));
766 	}
767 
768 	if ( writeoutval ) {
769 	    if ( html ) {
770 		sprintf( buf, "<DD>%s<BR>%s", outval, eol );
771 	    } else {
772 		sprintf( buf, "%-*s%s%s", labelwidth, " ", outval, eol );
773 	    }
774 	    (*writeproc)( writeparm, buf, strlen( buf ));
775 	}
776     }
777 
778     if ( freebuf ) {
779 	NSLDAPI_FREE( buf );
780     }
781 
782     return( LDAP_SUCCESS );
783 }
784 
785 
786 static int
787 max_label_len( struct ldap_disptmpl *tmpl )
788 {
789     struct ldap_tmplitem	*rowp, *colp;
790     int				len, maxlen;
791 
792     maxlen = 0;
793 
794     for ( rowp = ldap_first_tmplrow( tmpl ); rowp != NULLTMPLITEM;
795 	    rowp = ldap_next_tmplrow( tmpl, rowp )) {
796 	for ( colp = ldap_first_tmplcol( tmpl, rowp ); colp != NULLTMPLITEM;
797 		colp = ldap_next_tmplcol( tmpl, rowp, colp )) {
798 	    if (( len = strlen( colp->ti_label )) > maxlen ) {
799 		maxlen = len;
800 	    }
801 	}
802     }
803 
804     return( maxlen );
805 }
806 
807 
808 static int
809 output_label( char *buf, char *label, int width, writeptype writeproc,
810 	void *writeparm, char *eol, int html )
811 {
812     char	*p;
813 
814     if ( html ) {
815 	sprintf( buf, "<DT><B>%s</B>", label );
816     } else {
817 	auto size_t w;
818 	sprintf( buf, " %s:", label );
819 	p = buf + strlen( buf );
820 
821 	for (w = ldap_utf8characters(buf); w < (size_t)width; ++w) {
822 	    *p++ = ' ';
823 	}
824 
825 	*p = '\0';
826 	strcat( buf, eol );
827     }
828 
829     return ((*writeproc)( writeparm, buf, strlen( buf )));
830 }
831 
832 
833 static int
834 output_dn( char *buf, char *dn, int width, int rdncount,
835 	writeptype writeproc, void *writeparm, char *eol, char *urlprefix )
836 {
837     char	**dnrdns;
838     int		i;
839 
840     if (( dnrdns = ldap_explode_dn( dn, 1 )) == NULL ) {
841 	return( -1 );
842     }
843 
844     if ( urlprefix != NULL ) {
845 	sprintf( buf, "<DD><A HREF=\"%s", urlprefix );
846 	strcat_escaped( buf, dn );
847 	strcat( buf, "\">" );
848     } else if ( width > 0 ) {
849 	sprintf( buf, "%-*s", width, " " );
850     } else {
851 	*buf = '\0';
852     }
853 
854     for ( i = 0; dnrdns[ i ] != NULL && ( rdncount == 0 || i < rdncount );
855 	    ++i ) {
856 	if ( i > 0 ) {
857 	    strcat( buf, ", " );
858 	}
859 	strcat( buf, dnrdns[ i ] );
860     }
861 
862     if ( urlprefix != NULL ) {
863 	strcat( buf, "</A><BR>" );
864     }
865 
866     ldap_value_free( dnrdns );
867 
868     strcat( buf, eol );
869 
870     return ((*writeproc)( writeparm, buf, strlen( buf )));
871 }
872 
873 
874 
875 #define HREF_CHAR_ACCEPTABLE( c )	(( c >= '-' && c <= '9' ) ||	\
876 					 ( c >= '@' && c <= 'Z' ) ||	\
877 					 ( c == '_' ) ||		\
878 					 ( c >= 'a' && c <= 'z' ))
879 
880 static void
881 strcat_escaped( char *s1, char *s2 )
882 {
883     char	*p, *q;
884     char	*hexdig = "0123456789ABCDEF";
885 
886     p = s1 + strlen( s1 );
887     for ( q = s2; *q != '\0'; ++q ) {
888 	if ( HREF_CHAR_ACCEPTABLE( *q )) {
889 	    *p++ = *q;
890 	} else {
891 	    *p++ = '%';
892 	    *p++ = hexdig[ 0x0F & ((*(unsigned char*)q) >> 4) ];
893 	    *p++ = hexdig[ 0x0F & *q ];
894 	}
895     }
896 
897     *p = '\0';
898 }
899 
900 
901 #define GET2BYTENUM( p )	(( *p - '0' ) * 10 + ( *(p+1) - '0' ))
902 
903 static char *
904 time2text( char *ldtimestr, int dateonly )
905 {
906     int			len;
907     struct tm		t;
908     char		*p, *timestr, zone, *fmterr =
909 				dgettext(TEXT_DOMAIN, "badly formatted time");
910     time_t		gmttime;
911 /* CTIME for this platform doesn't use this. */
912 #if !defined(SUNOS4) && !defined(BSDI) && !defined(LINUX1_2) && \
913     !defined(SNI) && !defined(_WIN32) && !defined(macintosh) && !defined(LINUX)
914     char		buf[26];
915 #endif
916 
917     memset( (char *)&t, 0, sizeof( struct tm ));
918     if (( len = (int)strlen( ldtimestr )) < 13 ) {
919 	return( fmterr );
920     }
921     if ( len > 15 ) {   /* throw away excess from 4-digit year time string */
922 	len = 15;
923     } else if ( len == 14 ) {
924 	len = 13;       /* assume we have a time w/2-digit year (len=13) */
925     }
926 
927     for ( p = ldtimestr; p - ldtimestr + 1 < len; ++p ) {
928 	if ( !isdigit( *p )) {
929 	    return( fmterr );
930 	}
931     }
932 
933     p = ldtimestr;
934     t.tm_year = GET2BYTENUM( p ); p += 2;
935     if ( len == 15 ) {
936 	t.tm_year = 100 * (t.tm_year - 19);
937 	t.tm_year += GET2BYTENUM( p ); p += 2;
938     }
939     else {
940 	/* 2 digit years...assumed to be in the range (19)70 through
941 	   (20)69 ...less than 70 (for now, 38) means 20xx */
942 	if(t.tm_year < 70) {
943 	    t.tm_year += 100;
944 	}
945     }
946     t.tm_mon = GET2BYTENUM( p ) - 1; p += 2;
947     t.tm_mday = GET2BYTENUM( p ); p += 2;
948     t.tm_hour = GET2BYTENUM( p ); p += 2;
949     t.tm_min = GET2BYTENUM( p ); p += 2;
950     t.tm_sec = GET2BYTENUM( p ); p += 2;
951 
952     if (( zone = *p ) == 'Z' ) {	/* GMT */
953 	zone = '\0';	/* no need to indicate on screen, so we make it null */
954     }
955 
956     gmttime = gtime( &t );
957     timestr = NSLDAPI_CTIME( &gmttime, buf, sizeof(buf) );
958 
959     timestr[ strlen( timestr ) - 1 ] = zone;	/* replace trailing newline */
960     if ( dateonly ) {
961 	strcpy( timestr + 11, timestr + 20 );
962     }
963 
964     return( timestr );
965 }
966 
967 
968 
969 /* gtime.c - inverse gmtime */
970 
971 #if !defined( macintosh ) && !defined( _WINDOWS ) && !defined( DOS ) && !defined(XP_OS2)
972 #include <sys/time.h>
973 #endif /* !macintosh */
974 
975 /* gtime(): the inverse of localtime().
976 	This routine was supplied by Mike Accetta at CMU many years ago.
977  */
978 
979 static int	dmsize[] = {
980     31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31
981 };
982 
983 #define	dysize(y)	\
984 	(((y) % 4) ? 365 : (((y) % 100) ? 366 : (((y) % 400) ? 365 : 366)))
985 
986 /*
987 #define	YEAR(y)		((y) >= 100 ? (y) : (y) + 1900)
988 */
989 #define YEAR(y)		(((y) < 1900) ? ((y) + 1900) : (y))
990 
991 /*  */
992 
993 static long	gtime ( struct tm *tm )
994 {
995     register int    i,
996                     sec,
997                     mins,
998                     hour,
999                     mday,
1000                     mon,
1001                     year;
1002     register long   result;
1003 
1004     if ((sec = tm -> tm_sec) < 0 || sec > 59
1005 	    || (mins = tm -> tm_min) < 0 || mins > 59
1006 	    || (hour = tm -> tm_hour) < 0 || hour > 24
1007 	    || (mday = tm -> tm_mday) < 1 || mday > 31
1008 	    || (mon = tm -> tm_mon + 1) < 1 || mon > 12)
1009 	return ((long) -1);
1010     if (hour == 24) {
1011 	hour = 0;
1012 	mday++;
1013     }
1014     year = YEAR (tm -> tm_year);
1015 
1016     result = 0L;
1017     for (i = 1970; i < year; i++)
1018 	result += dysize (i);
1019     if (dysize (year) == 366 && mon >= 3)
1020 	result++;
1021     while (--mon)
1022 	result += dmsize[mon - 1];
1023     result += mday - 1;
1024     result = 24 * result + hour;
1025     result = 60 * result + mins;
1026     result = 60 * result + sec;
1027 
1028     return result;
1029 }
1030 
1031 static int
1032 searchaction( LDAP *ld, char *buf, char *base, LDAPMessage *entry, char *dn,
1033 	struct ldap_tmplitem *tip, int labelwidth, int rdncount,
1034 	writeptype writeproc, void *writeparm, char *eol, char *urlprefix )
1035 {
1036     int			err = LDAP_SUCCESS, lderr, i, count, html;
1037     char		**vals, **members;
1038     char		*value, *filtpattern, *attr;
1039     char		*retattrs[2], filter[ 256 ];
1040     LDAPMessage		*ldmp;
1041     struct timeval	timeout;
1042 
1043     html = ( urlprefix != NULL );
1044 
1045     for ( i = 0; tip->ti_args != NULL && tip->ti_args[ i ] != NULL; ++i ) {
1046 	;
1047     }
1048     if ( i < 3 ) {
1049 	return( LDAP_PARAM_ERROR );
1050     }
1051     attr = tip->ti_args[ 0 ];
1052     filtpattern = tip->ti_args[ 1 ];
1053     retattrs[ 0 ] = tip->ti_args[ 2 ];
1054     retattrs[ 1 ] = NULL;
1055 
1056     vals = NULL;
1057     if ( attr == NULL ) {
1058 	value = NULL;
1059     } else if ( strcasecmp( attr, "-dnb" ) == 0 ) {
1060 	return( LDAP_PARAM_ERROR );
1061     } else if ( strcasecmp( attr, "-dnt" ) == 0 ) {
1062 	value = dn;
1063     } else if (( vals = ldap_get_values( ld, entry, attr )) != NULL ) {
1064 	value = vals[ 0 ];
1065     } else {
1066 	value = NULL;
1067     }
1068 
1069     ldap_build_filter( filter, sizeof( filter ), filtpattern, NULL, NULL, NULL,
1070 	    value, NULL );
1071 
1072     if ( html ) {
1073 	/*
1074 	 * if we are generating HTML, we add an HREF link that embodies this
1075 	 * search action as an LDAP URL, instead of actually doing the search
1076 	 * now.
1077 	 */
1078 	sprintf( buf, "<DT><A HREF=\"%s", urlprefix );
1079 	if ( base != NULL ) {
1080 	    strcat_escaped( buf, base );
1081 	}
1082 	strcat( buf, "??sub?" );
1083 	strcat_escaped( buf, filter );
1084 	sprintf( buf + strlen( buf ), "\"><B>%s</B></A><DD><BR>%s",
1085 		tip->ti_label, eol );
1086 	if ((*writeproc)( writeparm, buf, strlen( buf )) < 0 ) {
1087 	    return( LDAP_LOCAL_ERROR );
1088 	}
1089 	return( LDAP_SUCCESS );
1090     }
1091 
1092     timeout.tv_sec = SEARCH_TIMEOUT_SECS;
1093     timeout.tv_usec = 0;
1094 
1095 #ifdef CLDAP
1096     if ( LDAP_IS_CLDAP( ld ))
1097 	lderr = cldap_search_s( ld, base, LDAP_SCOPE_SUBTREE, filter, retattrs,
1098 		0, &ldmp, NULL );
1099     else
1100 #endif /* CLDAP */
1101 	lderr = ldap_search_st( ld, base, LDAP_SCOPE_SUBTREE, filter,
1102 		retattrs, 0, &timeout, &ldmp );
1103 
1104     if ( lderr == LDAP_SUCCESS || NONFATAL_LDAP_ERR( lderr )) {
1105 	if (( count = ldap_count_entries( ld, ldmp )) > 0 ) {
1106 	    if (( members = (char **)NSLDAPI_MALLOC( (count + 1)
1107 		    * sizeof(char *))) == NULL ) {
1108 		err = LDAP_NO_MEMORY;
1109 	    } else {
1110 		for ( i = 0, entry = ldap_first_entry( ld, ldmp );
1111 			entry != NULL;
1112 			entry = ldap_next_entry( ld, entry ), ++i ) {
1113 		    members[ i ] = ldap_get_dn( ld, entry );
1114 		}
1115 		members[ i ] = NULL;
1116 
1117 		ldap_sort_values(ld,members, ldap_sort_strcasecmp);
1118 
1119 		err = do_vals2text( ld, NULL, members, tip->ti_label,
1120 			html ? -1 : 0, LDAP_SYN_DN, writeproc, writeparm,
1121 			eol, rdncount, urlprefix );
1122 
1123 		ldap_value_free( members );
1124 	    }
1125 	}
1126 	ldap_msgfree( ldmp );
1127     }
1128 
1129 
1130     if ( vals != NULL ) {
1131 	ldap_value_free( vals );
1132     }
1133 
1134     return(( err == LDAP_SUCCESS ) ? lderr : err );
1135 }
1136