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/* Cataract - Static web photo gallery generator
* Copyright (C) 2009 Tomas Bzatek <tbzatek@users.sourceforge.net>
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
#ifndef __CGG__REPLACE_TABLE_H__
#define __CGG__REPLACE_TABLE_H__
#include <glib.h>
G_BEGIN_DECLS
typedef struct ReplaceTable ReplaceTable;
/*
* registered function callback, arguments passed as strings
*/
typedef char * (*ReplaceTableFunction) (gchar **args, gpointer user_data);
ReplaceTable * replace_table_new ();
void replace_table_free (ReplaceTable *table);
/*
* replace_table_add_key: add tag/value pair to replace
*
* tag, value will be referenced inside
*
*/
void replace_table_add_key (ReplaceTable *table, const gchar *tag, const gchar *value);
void replace_table_add_key_int (ReplaceTable *table, const gchar *tag, gint value);
void replace_table_add_key_printf (ReplaceTable *table, const gchar *tag, const gchar *format, ...) G_GNUC_PRINTF (3, 4);
/*
* replace_table_set_defines: set a hash table to be used for defines lookup
*
*/
void replace_table_set_defines (ReplaceTable *table, GHashTable *defines);
/*
* replace_table_register_function: register a method callback for specified function name
*
*/
void replace_table_register_function (ReplaceTable *table, const gchar *function_name, ReplaceTableFunction callback, gpointer user_data);
/*
* replace_table_process: process buffer and replace all tags filled in the replace table
*
* - reallocates source buffer
*
*/
void replace_table_process (gchar **buffer, ReplaceTable *table);
/*
* adjust_tags_normal: adjust string for normal HTML use
* adjust_tags_parameter: adjust string for use as tag parameter value
* - both funtions return newly allocated string
*/
void adjust_tags_normal (gchar **str);
void adjust_tags_parameter (gchar **str);
/*
* get_next_token: retrieves first token (<!-- $(TOKEN) --> or $(TOKEN)) in the string
* - returns newly allocated token name, caller is responsible for freeing
* - start and end are positions of token in the source string 's'
* - tag_parameter indicates where the token stands - as a tag itself ( <!-- $(TOKEN) --> )
* or as a parameter value of some tag ( $(TOKEN) )
*
*/
gchar * get_next_token (const gchar *s, gchar **start, gchar **end, gboolean *tag_parameter);
/*
* extract_token_arg: retrieves token argument "xxx(value)"
* - returns newly allocated string, caller is responsible for freeing
*
*/
gchar * extract_token_arg (const gchar *str);
G_END_DECLS
#endif /* __CGG__REPLACE_TABLE_H__ */
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