87 lines
2.9 KiB
C
87 lines
2.9 KiB
C
#include <stdio.h>
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#include <string.h>
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#include <libxml/parser.h>
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#include <libxml/tree.h>
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#include <libxml/xmlIO.h>
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#include <libxml/xinclude.h>
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#include "main.h"
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/*
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* This function reads the designated config file and save into int the
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* config struct.
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*/
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int readconfig(char *config_file, CONFIG *config) {
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/* Initilize the library */
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LIBXML_TEST_VERSION
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xmlParserCtxt *context;
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xmlDoc *config_xml = NULL;
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xmlNode *root = NULL;
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xmlNode *node = NULL;
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xmlNode *subnode = NULL;
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context = xmlNewParserCtxt();
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if (context == NULL) {
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fprintf(stderr, "No pudo alocar contexto de analizador!\n");
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return 1;
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}
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config_xml = xmlCtxtReadFile(context, config_file, NULL, XML_PARSE_DTDVALID);
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if (config_xml == NULL) {
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fprintf(stderr, "Falló analizar %s\n", config_file);
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xmlFreeParserCtxt(context);
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return 1;
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}
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else {
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if (context->valid == 0) {
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fprintf(stderr, "Falló validar %s\n", config_file);
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xmlFreeParserCtxt(context);
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return 1;
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}
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root = xmlDocGetRootElement(config_xml);
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/* Run through the nodes to find the config information. */
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node = root->xmlChildrenNode;
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while (node != NULL) {
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if ((!xmlStrcmp(node->name, (const xmlChar *) "output"))){
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config->file = xmlNodeListGetString(config_xml, node->xmlChildrenNode, 1);
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}
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else if ((!xmlStrcmp(node->name, (const xmlChar *) "bible"))){
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config->bible = xmlNodeListGetString(config_xml, node->xmlChildrenNode, 1);
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}
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else if ((!xmlStrcmp(node->name, (const xmlChar *) "book"))){
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config->book = xmlNodeListGetString(config_xml, node->xmlChildrenNode, 1);
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}
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else if ((!xmlStrcmp(node->name, (const xmlChar *) "chapter"))){
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subnode = node->xmlChildrenNode;
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while (subnode != NULL) {
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if ((!xmlStrcmp(subnode->name, (const xmlChar *) "name"))){
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config->chapter = xmlNodeListGetString(config_xml, subnode->xmlChildrenNode, 1);
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}
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if ((!xmlStrcmp(subnode->name, (const xmlChar *) "number"))){
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config->chapter_numbers = xmlNodeListGetString(config_xml, subnode->xmlChildrenNode, 1);
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}
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subnode = subnode->next;
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}
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}
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node = node->next;
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}
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xmlFreeDoc(config_xml);
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}
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/* If any config info is missing, abort */
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if (config->file == NULL || config->bible == NULL || config->book == NULL || config->chapter == NULL || config->chapter_numbers == NULL) {
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printf("El archivo de configuración es invalido!");
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xmlFreeParserCtxt(context);
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return 1;
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}
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xmlFreeParserCtxt(context);
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return 0;
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}
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