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- /*
- * template.h - SOIF template processing support
- *
- * Darren Hardy, hardy@cs.colorado.edu, July 1994
- *
- * $Id: template.h,v 1.8 1995/02/01 00:55:09 hardy Exp $
- *
- * ----------------------------------------------------------------------
- * Copyright (c) 1994, 1995. All rights reserved.
- *
- * Mic Bowman of Transarc Corporation.
- * Peter Danzig of the University of Southern California.
- * Darren R. Hardy of the University of Colorado at Boulder.
- * Udi Manber of the University of Arizona.
- * Michael F. Schwartz of the University of Colorado at Boulder.
- *
- * This copyright notice applies to all code in Harvest other than
- * subsystems developed elsewhere, which contain other copyright notices
- * in their source text.
- *
- * The Harvest software was developed by the Internet Research Task
- * Force Research Group on Resource Discovery (IRTF-RD). The Harvest
- * software may be used for academic, research, government, and internal
- * business purposes without charge. If you wish to sell or distribute
- * the Harvest software to commercial clients or partners, you must
- * license the software. See
- * http://harvest.cs.colorado.edu/harvest/copyright,licensing.html#licensing.
- *
- * The Harvest software is provided ``as is'', without express or
- * implied warranty, and with no support nor obligation to assist in its
- * use, correction, modification or enhancement. We assume no liability
- * with respect to the infringement of copyrights, trade secrets, or any
- * patents, and are not responsible for consequential damages. Proper
- * use of the Harvest software is entirely the responsibility of the user.
- *
- * For those who are using Harvest for non-commercial purposes, you may
- * make derivative works, subject to the following constraints:
- *
- * - You must include the above copyright notice and these accompanying
- * paragraphs in all forms of derivative works, and any documentation
- * and other materials related to such distribution and use acknowledge
- * that the software was developed at the above institutions.
- *
- * - You must notify IRTF-RD regarding your distribution of the
- * derivative work.
- *
- * - You must clearly notify users that your are distributing a modified
- * version and not the original Harvest software.
- *
- * - Any derivative product is also subject to the restrictions of the
- * copyright, including distribution and use limitations.
- */
- #ifndef _TEMPLATE_H_
- #define _TEMPLATE_H_
-
- #include <stdio.h>
- #include "config.h"
-
- /* Attribute-Value pair */
- struct attr_value {
- char *attribute; /* Attribute string; '\0' terminated */
- char *value; /* Value data; not '\0' terminated */
- size_t vsize; /* # of bytes in the value data */
- size_t offset; /* Starting byte of the value data in input */
- };
- typedef struct attr_value AVPair;
-
- /* List of Attribute-Value pairs */
- struct attr_value_list {
- AVPair *data;
- struct attr_value_list *next;
- };
- typedef struct attr_value_list AVList;
-
- /* SOIF Template structure */
- struct template {
- char *template_type; /* type of template */
- char *url; /* URL for template */
- AVList *list; /* List of Attribute-Value pairs */
- size_t offset; /* Starting byte of the template; the @ */
- size_t length; /* # of bytes that the template covers */
- };
- typedef struct template Template;
-
-
- /* Common Attribute Tags */
- #define T_ABSTRACT "Abstract"
- #define T_AUTHOR "Author"
- #define T_FILESIZE "File-Size"
- #define T_FULLTEXT "Full-Text"
- #define T_GENERATION "Generation-Time"
- #define T_GHOST "Gatherer-Host"
- #define T_GNAME "Gatherer-Name"
- #define T_GVERSION "Gatherer-Version"
- #define T_KEYS "Keywords"
- #define T_LMT "Last-Modification-Time"
- #define T_MD5 "MD5"
- #define T_NESTED "Nested-Filename"
- #define T_PARTTEXT "Partial-Text"
- #define T_REFERENCE "References"
- #define T_REFRESH "Refresh-Rate"
- #define T_RELATED "Related"
- #define T_TITLE "Title"
- #define T_TTL "Time-to-Live"
- #define T_TYPE "Type"
- #define T_UPDATE "Update-Time"
- #define T_URL "URL"
-
- /* Backwards compatibility */
- #define T_FILETYPE T_TYPE
- #define T_TIMESTAMP T_LMT
-
- /* Common time_t numbers */
- #define HOUR ((time_t) 60 * 60)
- #define DAY ((time_t) HOUR * 24)
- #define WEEK ((time_t) DAY * 7)
- #define MONTH ((time_t) WEEK * 4)
- #define YEAR ((time_t) MONTH * 12)
-
- #ifndef _PARAMS
- #if defined(__STDC__) || defined(__cplusplus) || defined(__STRICT_ANSI__)
- #define _PARAMS(ARGS) ARGS
- #else /* Traditional C */
- #define _PARAMS(ARGS) ()
- #endif /* __STDC__ */
- #endif /* _PARAMS */
-
- /* Templates */
- Template *create_template _PARAMS((char *, char *));
- Template *embed_template _PARAMS((Template *, Template *));
- void free_template _PARAMS((Template *));
-
- /* Attribute-Value pairs */
- AVList *create_AVList _PARAMS((char *, char *, int));
- void add_AVList _PARAMS((AVList *, char *, char *, int));
- void FAST_add_AVList _PARAMS((AVList *, char *, char *, int));
- void append_AVList _PARAMS((AVList *, char *, char *, int));
- AVPair *extract_AVPair _PARAMS((AVList *, char *));
- AVList *merge_AVList _PARAMS((AVList *, AVList *));
- AVList *sort_AVList _PARAMS((AVList *));
- AVList *sink_embedded _PARAMS((AVList *));
- int exists_AVList _PARAMS((AVList *, char *));
- void free_AVPair _PARAMS((AVPair *));
- void free_AVList _PARAMS((AVList *));
-
- /* Printing Templates */
- Buffer *init_print_template _PARAMS((FILE *));
- void print_template _PARAMS((Template *));
- void print_template_header _PARAMS((Template *));
- void print_template_body _PARAMS((Template *));
- void print_template_trailer _PARAMS((Template *));
- void finish_print_template _PARAMS(());
-
- /* Parsing Templates */
- void init_parse_template_file _PARAMS((FILE *));
- void init_parse_template_string _PARAMS((char *, int));
- Template *parse_template _PARAMS(());
- void finish_parse_template _PARAMS(());
- int is_parse_end_of_input _PARAMS(());
-
- #endif /* _TEMPLATE_H_ */
-