brewco/rdrecipes.c

/*****************************************************************************
 * Copyright (C) 2015
 *   
 * Michiel Broek <mbroek at mbse dot eu>
 *
 * This file is part of the mbsePi-apps
 *
 * This 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, or (at your option) any
 * later version.
 *
 * mbsePi-apps 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 ThermFerm; see the file COPYING.  If not, write to the Free
 * Software Foundation, 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
 *****************************************************************************/

#include "brewco.h"
#include "rdrecipes.h"
#include "util.h"
#include "xutil.h"

extern int	debug;
extern char	*etcpath;

a_recipe	*recipes = NULL;


const char	SKIPYN[2][4] = { "NO", "YES" };


#define MY_ENCODING "utf-8"


int do_wrrecipes(void);
int do_wrrecipes(void)
{
    int			i, rc = 0;
    FILE		*fp;
    char		*mypath = NULL;
    a_recipe		*recipe;
    xmlTextWriterPtr	writer;
    xmlBufferPtr	buf;

    /* 
     * Create a new XML buffer, to which the XML document will be written
     */
    if ((buf = xmlBufferCreate()) == NULL) {
	syslog(LOG_NOTICE, "wrrecipes: error creating the xml buffer");
	return 1;
    }

    /* 
     * Create a new XmlWriter for memory, with no compression.
     */
    if ((writer = xmlNewTextWriterMemory(buf, 0)) == NULL) {
	syslog(LOG_NOTICE, "wrrecipes: error creating the xml writer");
	return 1;
    }

    /*
     * Use indentation instead of one long line
     */
    if ((rc = xmlTextWriterSetIndent(writer, 2)) < 0) {
	syslog(LOG_NOTICE, "wrrecipes: error setting Indent");
	return 1;
    }

    /* 
     * Start the document with the xml default for the version,
     * encoding ISO 8859-1 and the default for the standalone
     * declaration. 
     */
    if ((rc = xmlTextWriterStartDocument(writer, NULL, MY_ENCODING, NULL)) < 0) {
	syslog(LOG_NOTICE, "wrrecipes: error at xmlTextWriterStartDocument");
	return 1;
    }

    /* 
     * Start an element named "BREWCO". Since thist is the first
     * element, this will be the root element of the document.
     */
    if ((rc = xmlTextWriterStartElement(writer, BAD_CAST "BREWCO")) < 0) {
	syslog(LOG_NOTICE, "wrrecipes: error at xmlTextWriterStartElement");
	return 1;
    }

    if ((rc = xmlTextWriterStartElement(writer, BAD_CAST "RECIPES")) < 0) {
	syslog(LOG_NOTICE, "wrrecipes: error at xmlTextWriterStartElement");
	return 1;
    }

    for (recipe = recipes; recipe; recipe = recipe->next) {

	if ((rc = xmlTextWriterStartElement(writer, BAD_CAST "RECIPE")) < 0) {
	    syslog(LOG_NOTICE, "wrrecipes: error at xmlTextWriterStartElement");
	    return 1;
	}

	if ((rc = xmlTextWriterWriteFormatElement(writer, BAD_CAST "UUID", "%s", recipe->uuid)) < 0) {
	    syslog(LOG_NOTICE, "wrrecipes: error at xmlTextWriterWriteFormatElement");
	    return 1;
	}
	if ((rc = xmlTextWriterWriteFormatElement(writer, BAD_CAST "CODE", "%s", recipe->code)) < 0) {
	    syslog(LOG_NOTICE, "wrrecipes: error at xmlTextWriterWriteFormatElement");
	    return 1;
	}
	if ((rc = xmlTextWriterWriteFormatElement(writer, BAD_CAST "NAME", "%s", recipe->name)) < 0) {
	    syslog(LOG_NOTICE, "wrrecipes: error at xmlTextWriterWriteFormatElement");
	    return 1;
	}
	if ((rc = xmlTextWriterWriteFormatElement(writer, BAD_CAST "BOILTIME", "%d", recipe->boiltime)) < 0) {
	    syslog(LOG_NOTICE, "wrrecipes: error at xmlTextWriterWriteFormatElement");
	    return 1;
	}
	if ((rc = xmlTextWriterWriteFormatElement(writer, BAD_CAST "STARTTIME", "%d", (int)recipe->starttime)) < 0) {
	    syslog(LOG_NOTICE, "wrrecipes: error at xmlTextWriterWriteFormatElement");
	    return 1;
	}
	if ((rc = xmlTextWriterWriteFormatElement(writer, BAD_CAST "ENDTIME", "%d", (int)recipe->endtime)) < 0) {
	    syslog(LOG_NOTICE, "wrrecipes: error at xmlTextWriterWriteFormatElement");
	    return 1;
	}

	/*
	 * 8 Mash steps
	 */
	if ((rc = xmlTextWriterStartElement(writer, BAD_CAST "MASHSTEPS")) < 0) {
	    syslog(LOG_NOTICE, "wrrecipes: error at xmlTextWriterStartElement");
	    return 1;
	}
	for (i =0; i < 8; i++) {
	    if ((rc = xmlTextWriterStartElement(writer, BAD_CAST "MASHSTEP")) < 0) {
		syslog(LOG_NOTICE, "wrrecipes: error at xmlTextWriterStartElement");
		return 1;
	    }
	    if ((rc = xmlTextWriterWriteFormatElement(writer, BAD_CAST "NAME", "%s", recipe->mash[i].name)) < 0) {
		syslog(LOG_NOTICE, "wrrecipes: error at xmlTextWriterWriteFormatElement");
		return 1;
	    }
	    if ((rc = xmlTextWriterWriteFormatElement(writer, BAD_CAST "MIN", "%d", recipe->mash[i].min)) < 0) {
		syslog(LOG_NOTICE, "wrrecipes: error at xmlTextWriterWriteFormatElement");
		return 1;
	    }
	    if ((rc = xmlTextWriterWriteFormatElement(writer, BAD_CAST "MAX", "%d", recipe->mash[i].max)) < 0) {
		syslog(LOG_NOTICE, "wrrecipes: error at xmlTextWriterWriteFormatElement");
		return 1;
	    }
	    if ((rc = xmlTextWriterWriteFormatElement(writer, BAD_CAST "CANSKIP", "%s", recipe->mash[i].canskip ? "YES":"NO")) < 0) {
		syslog(LOG_NOTICE, "wrrecipes: error at xmlTextWriterWriteFormatElement");
		return 1;
	    }
	    if ((rc = xmlTextWriterWriteFormatElement(writer, BAD_CAST "SETPOINT", "%f", recipe->mash[i].setpoint)) < 0) {
		syslog(LOG_NOTICE, "wrrecipes: error at xmlTextWriterWriteFormatElement");
		return 1;
	    }
	    if ((rc = xmlTextWriterWriteFormatElement(writer, BAD_CAST "SKIP", "%s", recipe->mash[i].skip ? "YES":"NO")) < 0) {
		syslog(LOG_NOTICE, "wrrecipes: error at xmlTextWriterWriteFormatElement");
		return 1;
	    }
	    if ((rc = xmlTextWriterWriteFormatElement(writer, BAD_CAST "DURATION", "%d", recipe->mash[i].duration)) < 0) {
		syslog(LOG_NOTICE, "wrrecipes: error at xmlTextWriterWriteFormatElement");
		return 1;
	    }
	    if ((rc = xmlTextWriterEndElement(writer)) < 0) {
		syslog(LOG_NOTICE, "wrrecipes: error at xmlTextWriterEndElement");
		return 1;
	    }
	}
	if ((rc = xmlTextWriterEndElement(writer)) < 0) {
	    syslog(LOG_NOTICE, "wrrecipes: error at xmlTextWriterEndElement");
	    return 1;
	}

	/*
	 * 10 Hop additions
	 */
	if ((rc = xmlTextWriterStartElement(writer, BAD_CAST "HOPADDITIONS")) < 0) {
	    syslog(LOG_NOTICE, "wrrecipes: error at xmlTextWriterStartElement");
	    return 1;
	}
	for (i = 0; i < 10; i++) {
	    if ((rc = xmlTextWriterStartElement(writer, BAD_CAST "HOPADDITION")) < 0) {
		syslog(LOG_NOTICE, "wrrecipes: error at xmlTextWriterStartElement");
		return 1;
	    }
	    if ((rc = xmlTextWriterWriteFormatElement(writer, BAD_CAST "NAME", "%s", recipe->hops[i].name)) < 0) {
		syslog(LOG_NOTICE, "wrrecipes: error at xmlTextWriterWriteFormatElement");
		return 1;
	    }
	    if ((rc = xmlTextWriterWriteFormatElement(writer, BAD_CAST "SKIP", "%s", recipe->hops[i].skip ? "YES":"NO")) < 0) {
		syslog(LOG_NOTICE, "wrrecipes: error at xmlTextWriterWriteFormatElement");
		return 1;
	    }
	    if ((rc = xmlTextWriterWriteFormatElement(writer, BAD_CAST "BOILTIME", "%d", recipe->hops[i].boiltime)) < 0) {
		syslog(LOG_NOTICE, "wrrecipes: error at xmlTextWriterWriteFormatElement");
		return 1;
	    }
	    if ((rc = xmlTextWriterEndElement(writer)) < 0) {
		syslog(LOG_NOTICE, "wrrecipes: error at xmlTextWriterEndElement");
		return 1;
	    }
	}
	if ((rc = xmlTextWriterEndElement(writer)) < 0) {
	    syslog(LOG_NOTICE, "wrrecipes: error at xmlTextWriterEndElement");
	    return 1;
	}

	/*
	 * 3 Hop stands
	 */
	if ((rc = xmlTextWriterStartElement(writer, BAD_CAST "HOPSTANDS")) < 0) {
	    syslog(LOG_NOTICE, "wrrecipes: error at xmlTextWriterStartElement");
	    return 1;
	}                                       
	for (i = 0; i < 3; i++) {
	    if ((rc = xmlTextWriterStartElement(writer, BAD_CAST "HOPSTAND")) < 0) {
		syslog(LOG_NOTICE, "wrrecipes: error at xmlTextWriterStartElement");
		return 1;
	    }
	    if ((rc = xmlTextWriterWriteFormatElement(writer, BAD_CAST "NAME", "%s", recipe->hopstand[i].name)) < 0) {
		syslog(LOG_NOTICE, "wrrecipes: error at xmlTextWriterWriteFormatElement");
		return 1;
	    }
	    if ((rc = xmlTextWriterWriteFormatElement(writer, BAD_CAST "MIN", "%d", recipe->hopstand[i].min)) < 0) {
		syslog(LOG_NOTICE, "wrrecipes: error at xmlTextWriterWriteFormatElement");
		return 1;
	    }
	    if ((rc = xmlTextWriterWriteFormatElement(writer, BAD_CAST "MAX", "%d", recipe->hopstand[i].max)) < 0) {
		syslog(LOG_NOTICE, "wrrecipes: error at xmlTextWriterWriteFormatElement");
		return 1;
	    }
	    if ((rc = xmlTextWriterWriteFormatElement(writer, BAD_CAST "HOLD", "%s", recipe->hopstand[i].hold ? "YES":"NO")) < 0) {
		syslog(LOG_NOTICE, "wrrecipes: error at xmlTextWriterWriteFormatElement");
		return 1;
	    }
	    if ((rc = xmlTextWriterWriteFormatElement(writer, BAD_CAST "SETPOINT", "%f", recipe->hopstand[i].setpoint)) < 0) {
		syslog(LOG_NOTICE, "wrrecipes: error at xmlTextWriterWriteFormatElement");
		return 1;
	    }
	    if ((rc = xmlTextWriterWriteFormatElement(writer, BAD_CAST "SKIP", "%s", recipe->hopstand[i].skip ? "YES":"NO")) < 0) {
		syslog(LOG_NOTICE, "wrrecipes: error at xmlTextWriterWriteFormatElement");
		return 1;
	    }
	    if ((rc = xmlTextWriterWriteFormatElement(writer, BAD_CAST "DURATION", "%d", recipe->hopstand[i].duration)) < 0) {
		syslog(LOG_NOTICE, "wrrecipes: error at xmlTextWriterWriteFormatElement");
		return 1;
	    }
	    if ((rc = xmlTextWriterEndElement(writer)) < 0) {
		syslog(LOG_NOTICE, "wrrecipes: error at xmlTextWriterEndElement");
		return 1;
	    }
	}
	if ((rc = xmlTextWriterEndElement(writer)) < 0) {
	    syslog(LOG_NOTICE, "wrrecipes: error at xmlTextWriterEndElement");
	    return 1;
	}

	/* 
	 * Close the element named RECIPE.
	 */
	if ((rc = xmlTextWriterEndElement(writer)) < 0) {
	    syslog(LOG_NOTICE, "wrrecipes: error at xmlTextWriterEndElement");
	    return 1;
	}
    }
    /* 
     * Close the element named RECIPES.
     */
    if ((rc = xmlTextWriterEndElement(writer)) < 0) {
	syslog(LOG_NOTICE, "wrrecipes: error at xmlTextWriterEndElement");
	return 1;
    }

    /*
     * All done, close any open elements
     */
    if ((rc = xmlTextWriterEndDocument(writer)) < 0) {
	syslog(LOG_NOTICE, "wrrecipes: error at xmlTextWriterEndDocument");
	return 1;
    }
    xmlFreeTextWriter(writer);

    /*
     * Now write the XML recipes
     */
    mypath = xstrcpy(etcpath);
    mypath = xstrcat(mypath, (char *)"recipes.xml");

    if (debug)
	fprintf(stdout, "Writing %s\n", mypath);

    if ((fp = fopen(mypath, "w")) == NULL) {
	syslog(LOG_NOTICE, "could not rewrite %s", mypath);
	free(mypath);
	return 1;
    }
    free(mypath);

    fprintf(fp, "%s", (const char *) buf->content);
    fclose(fp);
    xmlBufferFree(buf);

    return 0;
}


int wrrecipes(void)
{
    int		rc;

    rc = do_wrrecipes();
    syslog(LOG_NOTICE, "Rewritten recipes, rc=%d", rc);
    return rc;
}


int parseRecipe(xmlDocPtr doc, xmlNodePtr cur)
{
    xmlChar             *key;
    xmlNodePtr		s1cur, s2cur;
    a_recipe		*recipe, *tmp;
    int                 i, j, ival;
    float		fval;

    recipe = (a_recipe *)malloc(sizeof(a_recipe));
    memset(recipe, 0, sizeof(a_recipe));
    recipe->next = NULL;

    cur = cur->xmlChildrenNode;
    while (cur != NULL) {
	if ((!xmlStrcmp(cur->name, (const xmlChar *)"UUID"))) {
	    recipe->uuid = (char *)xmlNodeListGetString(doc, cur->xmlChildrenNode, 1);
	}
	if ((!xmlStrcmp(cur->name, (const xmlChar *)"CODE"))) {
	    recipe->code = (char *)xmlNodeListGetString(doc, cur->xmlChildrenNode, 1);
	}
	if ((!xmlStrcmp(cur->name, (const xmlChar *)"NAME"))) {
	    recipe->name = (char *)xmlNodeListGetString(doc, cur->xmlChildrenNode, 1);
	}
	if ((!xmlStrcmp(cur->name, (const xmlChar *)"BOILTIME"))) {
	    key = xmlNodeListGetString(doc, cur->xmlChildrenNode, 1);
	    if (sscanf((const char *)key, "%d", &ival) == 1)
		recipe->boiltime = ival;
	    xmlFree(key);
	}
	if ((!xmlStrcmp(cur->name, (const xmlChar *)"STARTTIME"))) {
	    key = xmlNodeListGetString(doc, cur->xmlChildrenNode, 1);
	    if (sscanf((const char *)key, "%d", &ival) == 1)
		recipe->starttime = (time_t)ival;
	    xmlFree(key);
	}
	if ((!xmlStrcmp(cur->name, (const xmlChar *)"ENDTIME"))) {
	    key = xmlNodeListGetString(doc, cur->xmlChildrenNode, 1);
	    if (sscanf((const char *)key, "%d", &ival) == 1)
		recipe->endtime = (time_t)ival;
	    xmlFree(key);
	}
	if ((!xmlStrcmp(cur->name, (const xmlChar *)"MASHSTEPS"))) {
	    s1cur = cur->xmlChildrenNode;
	    i = 0;
	    while (s1cur != NULL) {
		if ((!xmlStrcmp(s1cur->name, (const xmlChar *)"MASHSTEP"))) {
		    s2cur = s1cur->xmlChildrenNode;
		    while (s2cur != NULL) {
			if ((!xmlStrcmp(s2cur->name, (const xmlChar *)"NAME"))) {
			    recipe->mash[i].name = (char *)xmlNodeListGetString(doc, s2cur->xmlChildrenNode, 1);
			}
			if ((!xmlStrcmp(s2cur->name, (const xmlChar *)"MIN"))) {
			    key = xmlNodeListGetString(doc, s2cur->xmlChildrenNode, 1);
			    if (sscanf((const char *)key, "%d", &ival) == 1)
				recipe->mash[i].min = ival;
			    xmlFree(key);
			}
			if ((!xmlStrcmp(s2cur->name, (const xmlChar *)"MAX"))) {
			    key = xmlNodeListGetString(doc, s2cur->xmlChildrenNode, 1);
			    if (sscanf((const char *)key, "%d", &ival) == 1)
				recipe->mash[i].max = ival;
			    xmlFree(key);
			}
			if ((!xmlStrcmp(s2cur->name, (const xmlChar *)"CANSKIP"))) {
			    key = xmlNodeListGetString(doc, s2cur->xmlChildrenNode, 1);
			    for (j = 0; j < 2; j++) {
				if (! xmlStrcmp(key, (const xmlChar *)SKIPYN[j])) {
				    recipe->mash[i].canskip = j;
				    break;
				}
			    }
			    xmlFree(key);
			}
			if ((!xmlStrcmp(s2cur->name, (const xmlChar *)"SETPOINT"))) {
			    key = xmlNodeListGetString(doc, s2cur->xmlChildrenNode, 1);
			    if (sscanf((const char *)key, "%f", &fval) == 1)
				recipe->mash[i].setpoint = fval;
			    xmlFree(key);
			}
			if ((!xmlStrcmp(s2cur->name, (const xmlChar *)"SKIP"))) {
			    key = xmlNodeListGetString(doc, s2cur->xmlChildrenNode, 1);
			    for (j = 0; j < 2; j++) {
				if (! xmlStrcmp(key, (const xmlChar *)SKIPYN[j])) {
				    recipe->mash[i].skip = j;
				    break;
				}
			    }
			    xmlFree(key);
			}
			if ((!xmlStrcmp(s2cur->name, (const xmlChar *)"DURATION"))) {
			    key = xmlNodeListGetString(doc, s2cur->xmlChildrenNode, 1);
			    if (sscanf((const char *)key, "%d", &ival) == 1)
				recipe->mash[i].duration = ival;
			    xmlFree(key);
			}
			s2cur = s2cur->next;
		    }
		    i++;
		}
		s1cur = s1cur->next;
	    }
	}

	if ((!xmlStrcmp(cur->name, (const xmlChar *)"HOPADDITIONS"))) {
	    s1cur = cur->xmlChildrenNode;
	    i = 0;
	    while (s1cur != NULL) {
		if ((!xmlStrcmp(s1cur->name, (const xmlChar *)"HOPADDITION"))) {
		    s2cur = s1cur->xmlChildrenNode;
		    while (s2cur != NULL) {
			if ((!xmlStrcmp(s2cur->name, (const xmlChar *)"NAME"))) {
			    recipe->hops[i].name = (char *)xmlNodeListGetString(doc, s2cur->xmlChildrenNode, 1);
			}
			if ((!xmlStrcmp(s2cur->name, (const xmlChar *)"SKIP"))) {
			    key = xmlNodeListGetString(doc, s2cur->xmlChildrenNode, 1);
			    for (j = 0; j < 2; j++) {
				if (! xmlStrcmp(key, (const xmlChar *)SKIPYN[j])) {
				    recipe->hops[i].skip = j;
				    break;
				}
			    }
			    xmlFree(key);
			}
			if ((!xmlStrcmp(s2cur->name, (const xmlChar *)"BOILTIME"))) {
			    key = xmlNodeListGetString(doc, s2cur->xmlChildrenNode, 1);
			    if (sscanf((const char *)key, "%d", &ival) == 1)
				recipe->hops[i].boiltime = ival;
			    xmlFree(key);
			}
			s2cur = s2cur->next;
		    }
		    i++;
		}
		s1cur = s1cur->next;
	    }
	}

	if ((!xmlStrcmp(cur->name, (const xmlChar *)"HOPSTANDS"))) {
	    s1cur = cur->xmlChildrenNode;
	    i = 0;
	    while (s1cur != NULL) {
		if ((!xmlStrcmp(s1cur->name, (const xmlChar *)"HOPSTAND"))) {
		    s2cur = s1cur->xmlChildrenNode;
		    while (s2cur != NULL) {
			if ((!xmlStrcmp(s2cur->name, (const xmlChar *)"NAME"))) {
			    recipe->hopstand[i].name = (char *)xmlNodeListGetString(doc, s2cur->xmlChildrenNode, 1);
			}
			if ((!xmlStrcmp(s2cur->name, (const xmlChar *)"MIN"))) {
			    key = xmlNodeListGetString(doc, s2cur->xmlChildrenNode, 1);
			    if (sscanf((const char *)key, "%d", &ival) == 1)
				recipe->hopstand[i].min = ival;
			    xmlFree(key);
			}
			if ((!xmlStrcmp(s2cur->name, (const xmlChar *)"MAX"))) {
			    key = xmlNodeListGetString(doc, s2cur->xmlChildrenNode, 1);
			    if (sscanf((const char *)key, "%d", &ival) == 1)
				recipe->hopstand[i].max = ival;
			    xmlFree(key);
			}
			if ((!xmlStrcmp(s2cur->name, (const xmlChar *)"HOLD"))) {
			    key = xmlNodeListGetString(doc, s2cur->xmlChildrenNode, 1);
			    for (j = 0; j < 2; j++) {
				if (! xmlStrcmp(key, (const xmlChar *)SKIPYN[j])) {
				    recipe->hopstand[i].hold = j;
				    break;
				}
			    }
			    xmlFree(key);
			}
			if ((!xmlStrcmp(s2cur->name, (const xmlChar *)"SETPOINT"))) {
			    key = xmlNodeListGetString(doc, s2cur->xmlChildrenNode, 1);
			    if (sscanf((const char *)key, "%f", &fval) == 1)
				recipe->hopstand[i].setpoint = fval;
			    xmlFree(key);
			}
			if ((!xmlStrcmp(s2cur->name, (const xmlChar *)"SKIP"))) {
			    key = xmlNodeListGetString(doc, s2cur->xmlChildrenNode, 1);
			    for (j = 0; j < 2; j++) {
				if (! xmlStrcmp(key, (const xmlChar *)SKIPYN[j])) {
				    recipe->hopstand[i].skip = j;
				    break;
				}
			    }
			    xmlFree(key);
			}
			if ((!xmlStrcmp(s2cur->name, (const xmlChar *)"DURATION"))) {
			    key = xmlNodeListGetString(doc, s2cur->xmlChildrenNode, 1);
			    if (sscanf((const char *)key, "%d", &ival) == 1)
				recipe->hopstand[i].duration = ival;
			    xmlFree(key);
			}
			s2cur = s2cur->next;
		    }
		    i++;
		}
		s1cur = s1cur->next;
	    }
	}
	cur = cur->next;
    }

    if (recipes == NULL) {
	recipes = recipe;
    } else {
	for (tmp = recipes; tmp; tmp = tmp->next) {
	    if (tmp->next == NULL) {
		tmp->next = recipe;
		break;
	    }
	}
    }

    return 0;
}


int parseRecipes(xmlDocPtr doc, xmlNodePtr cur)
{
    cur = cur->xmlChildrenNode;
    while (cur != NULL) {
	if ((!xmlStrcmp(cur->name, (const xmlChar *)"RECIPE"))) {
	    parseRecipe(doc, cur);
	}
	cur = cur->next;
    }
    return 0;
}


/*
 * Returns:
 *  0 - All is well, recipes loaded.
 *  1 - Something went wrong
 */
int rdrecipes(void) 
{
    int		i;
    char	*mypath;
    xmlDocPtr	doc;
    xmlNodePtr	cur;
    a_recipe	*recipe;

    /*
     * Search config file
     */
    mypath = xstrcpy(etcpath);
    mypath = xstrcat(mypath, (char *)"recipes.xml");

    /*
     * Free possible old recipes list
     */
    for (recipe = recipes; recipe; recipe = recipe->next) {
	if (recipe->uuid)
	    free(recipe->uuid);
	if (recipe->code)
	    free(recipe->code);
	if (recipe->name)
	    free(recipe->name);
	for (i = 0; i < 8; i++)
	    if (recipe->mash[i].name)
		free(recipe->mash[i].name);
	for (i = 0; i < 10; i++)
	    if (recipe->hops[i].name)
		free(recipe->hops[i].name);
	for (i = 0; i < 3; i++)
	    if (recipe->hopstand[i].name)
		free(recipe->hopstand[i].name);
	free(recipe);
    }
    recipes = NULL;

    /*
     * See if we have a recipes file.
     */
    if (file_exist(mypath, W_OK)) {
	syslog(LOG_NOTICE, "rdrecipes: %s not found, good.", mypath);
	free(mypath);
	return 0;
    }

    if ((doc = xmlParseFile(mypath)) == NULL) {
	syslog(LOG_NOTICE, "rdrecipes: %s not found, we may need some.", mypath);
	free(mypath);
	return 0;
    }
    syslog(LOG_NOTICE, "rdrecipes: using %s", mypath);

    if ((cur = xmlDocGetRootElement(doc)) == NULL) {
	syslog(LOG_NOTICE, "XML file %s empty.", mypath);
	xmlFreeDoc(doc);
	return 1;
    }
    if (xmlStrcmp(cur->name, (const xmlChar*)"BREWCO")) {
	syslog(LOG_NOTICE, "XML file %s is not a valid configuration file.", mypath);
	xmlFreeDoc(doc);
	return 1;
    }

    /*
     * Parse recipes
     */
    cur = cur->xmlChildrenNode;
    while (cur != NULL) {
	if ((!xmlStrcmp(cur->name, (const xmlChar *)"RECIPES"))) {
	    parseRecipes(doc, cur);
	}
	cur = cur->next;
    }
    xmlFreeDoc(doc);

    free(mypath);
    mypath = NULL;

    return 0;
}