bygfoot/src/xml_cup.c

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#include "cup.h"
#include "file.h"
#include "misc.h"
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#include "xml_cup.h"
/**
* The tags used in the XML files defining cups.
*/
#define TAG_CUP "cup"
#define TAG_NAME "name"
#define TAG_SHORT_NAME "short_name"
#define TAG_SYMBOL "symbol"
#define TAG_SID "sid"
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#define TAG_TYPE "type"
#define TAG_LAST_WEEK "last_week"
#define TAG_WEEK_GAP "week_gap"
#define TAG_YELLOW_RED "yellow_red"
#define TAG_SKILL_DIFF "skill_diff"
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#define TAG_CUP_ROUNDS "cup_rounds"
#define TAG_CUP_ROUND "cup_round"
#define TAG_CUP_ROUND_HOME_AWAY "home_away"
#define TAG_CUP_ROUND_REPLAY "replay"
#define TAG_CUP_ROUND_NEUTRAL "neutral"
#define TAG_CUP_ROUND_ROUND_ROBIN_NUMBER_OF_GROUPS "number_of_groups"
#define TAG_CUP_ROUND_ROUND_ROBIN_NUMBER_OF_ADVANCE "number_of_advance"
#define TAG_CUP_ROUND_ROUND_ROBIN_NUMBER_OF_BEST_ADVANCE "number_of_best_advance"
#define TAG_CHOOSE_TEAMS "choose_teams"
#define TAG_CHOOSE_TEAM "choose_team"
#define TAG_CHOOSE_TEAM_SID "choose_team_sid"
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#define TAG_CHOOSE_TEAM_NUMBER_OF_TEAMS "number_of_teams"
#define TAG_CHOOSE_TEAM_START_IDX "start_idx"
#define TAG_CHOOSE_TEAM_END_IDX "end_idx"
#define TAG_CHOOSE_TEAM_RANDOMLY "randomly"
#define TAG_CHOOSE_TEAM_USER "choose_team_user"
/**
* Enum with the states used in the XML parser functions.
*/
enum XmlCupStates
{
STATE_CUP = 0,
STATE_NAME,
STATE_SHORT_NAME,
STATE_SYMBOL,
STATE_SID,
STATE_TYPE,
STATE_LAST_WEEK,
STATE_WEEK_GAP,
STATE_YELLOW_RED,
STATE_SKILL_DIFF,
STATE_CUP_ROUNDS,
STATE_CUP_ROUND,
STATE_CUP_ROUND_HOME_AWAY,
STATE_CUP_ROUND_REPLAY,
STATE_CUP_ROUND_NEUTRAL,
STATE_CUP_ROUND_ROUND_ROBIN_NUMBER_OF_GROUPS,
STATE_CUP_ROUND_ROUND_ROBIN_NUMBER_OF_ADVANCE,
STATE_CUP_ROUND_ROUND_ROBIN_NUMBER_OF_BEST_ADVANCE,
STATE_CHOOSE_TEAMS,
STATE_CHOOSE_TEAM,
STATE_CHOOSE_TEAM_SID,
STATE_CHOOSE_TEAM_NUMBER_OF_TEAMS,
STATE_CHOOSE_TEAM_START_IDX,
STATE_CHOOSE_TEAM_END_IDX,
STATE_CHOOSE_TEAM_RANDOMLY,
STATE_CHOOSE_TEAM_USER,
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STATE_END
};
/**
* Possible values for 'type'.
*/
#define TYPE_NATIONAL "national"
#define TYPE_INTERNATIONAL "international"
#define TYPE_SUPERCUP "supercup"
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/**
* The state variable used in the XML parsing functions.
*/
gint state;
/** This tells us whether we are in a normal choose_team or
in the choose_team for the user's league. */
gboolean in_choose_team_user;
/** The variable we will fill and append to an array. */
Cup new_cup;
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/**
* The function called by the parser when an opening tag is read.
* The state variable is changed in this function and
* sometimes memory allocated for the information that's going to be read.
* @see The GLib manual (Simple XML parser).
*/
void
xml_cup_read_start_element (GMarkupParseContext *context,
const gchar *element_name,
const gchar **attribute_names,
const gchar **attribute_values,
gpointer user_data,
GError **error)
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{
CupRound cp_round_new;
CupChooseTeam cp_choose_team_new;
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if(strcmp(element_name, TAG_CUP) == 0)
{
new_cup = cup_new();
state = STATE_CUP;
}
else if(strcmp(element_name, TAG_NAME) == 0)
state = STATE_NAME;
else if(strcmp(element_name, TAG_SHORT_NAME) == 0)
state = STATE_SHORT_NAME;
else if(strcmp(element_name, TAG_SYMBOL) == 0)
state = STATE_SYMBOL;
else if(strcmp(element_name, TAG_SID) == 0)
state = STATE_SID;
else if(strcmp(element_name, TAG_TYPE) == 0)
state = STATE_TYPE;
else if(strcmp(element_name, TAG_LAST_WEEK) == 0)
state = STATE_LAST_WEEK;
else if(strcmp(element_name, TAG_WEEK_GAP) == 0)
state = STATE_WEEK_GAP;
else if(strcmp(element_name, TAG_YELLOW_RED) == 0)
state = STATE_YELLOW_RED;
else if(strcmp(element_name, TAG_SKILL_DIFF) == 0)
state = STATE_SKILL_DIFF;
else if(strcmp(element_name, TAG_CUP_ROUNDS) == 0)
state = STATE_CUP_ROUNDS;
else if(strcmp(element_name, TAG_CUP_ROUND) == 0)
{
cp_round_new = cup_round_new();
g_array_append_val(new_cup.rounds, cp_round_new);
state = STATE_CUP_ROUND;
}
else if(strcmp(element_name, TAG_CUP_ROUND_HOME_AWAY) == 0)
state = STATE_CUP_ROUND_HOME_AWAY;
else if(strcmp(element_name, TAG_CUP_ROUND_REPLAY) == 0)
state = STATE_CUP_ROUND_REPLAY;
else if(strcmp(element_name, TAG_CUP_ROUND_NEUTRAL) == 0)
state = STATE_CUP_ROUND_NEUTRAL;
else if(strcmp(element_name, TAG_CUP_ROUND_ROUND_ROBIN_NUMBER_OF_GROUPS) == 0)
state = STATE_CUP_ROUND_ROUND_ROBIN_NUMBER_OF_GROUPS;
else if(strcmp(element_name, TAG_CUP_ROUND_ROUND_ROBIN_NUMBER_OF_ADVANCE) == 0)
state = STATE_CUP_ROUND_ROUND_ROBIN_NUMBER_OF_ADVANCE;
else if(strcmp(element_name, TAG_CUP_ROUND_ROUND_ROBIN_NUMBER_OF_BEST_ADVANCE) == 0)
state = STATE_CUP_ROUND_ROUND_ROBIN_NUMBER_OF_BEST_ADVANCE;
else if(strcmp(element_name, TAG_CHOOSE_TEAMS) == 0)
state = STATE_CHOOSE_TEAMS;
else if(strcmp(element_name, TAG_CHOOSE_TEAM) == 0)
{
cp_choose_team_new = cup_choose_team_new();
g_array_append_val(new_cup.choose_teams, cp_choose_team_new);
state = STATE_CHOOSE_TEAM;
}
else if(strcmp(element_name, TAG_CHOOSE_TEAM_SID) == 0)
state = STATE_CHOOSE_TEAM_SID;
else if(strcmp(element_name, TAG_CHOOSE_TEAM_NUMBER_OF_TEAMS) == 0)
state = STATE_CHOOSE_TEAM_NUMBER_OF_TEAMS;
else if(strcmp(element_name, TAG_CHOOSE_TEAM_START_IDX) == 0)
state = STATE_CHOOSE_TEAM_START_IDX;
else if(strcmp(element_name, TAG_CHOOSE_TEAM_END_IDX) == 0)
state = STATE_CHOOSE_TEAM_END_IDX;
else if(strcmp(element_name, TAG_CHOOSE_TEAM_RANDOMLY) == 0)
state = STATE_CHOOSE_TEAM_RANDOMLY;
else if(strcmp(element_name, TAG_CHOOSE_TEAM_USER) == 0)
{
state = STATE_CHOOSE_TEAM_USER;
in_choose_team_user = TRUE;
}
else
g_warning("xml_cup_read_start_element: unknown tag: %s; I'm in state %d\n",
element_name, state);
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}
/**
* The function called by the parser when a closing tag is read.
* The state variable is changed in this function.
* @see The GLib manual (Simple XML parser).
*/
void
xml_cup_read_end_element (GMarkupParseContext *context,
const gchar *element_name,
gpointer user_data,
GError **error)
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{
if(strcmp(element_name, TAG_NAME) == 0 ||
strcmp(element_name, TAG_SHORT_NAME) == 0 ||
strcmp(element_name, TAG_SYMBOL) == 0 ||
strcmp(element_name, TAG_SID) == 0 ||
strcmp(element_name, TAG_TYPE) == 0 ||
strcmp(element_name, TAG_LAST_WEEK) == 0 ||
strcmp(element_name, TAG_WEEK_GAP) == 0 ||
strcmp(element_name, TAG_YELLOW_RED) == 0 ||
strcmp(element_name, TAG_SKILL_DIFF) == 0 ||
strcmp(element_name, TAG_CUP_ROUNDS) == 0 ||
strcmp(element_name, TAG_CHOOSE_TEAMS) == 0)
state = STATE_CUP;
else if(strcmp(element_name, TAG_CUP_ROUND) == 0)
state = STATE_CUP_ROUNDS;
else if(strcmp(element_name, TAG_CUP_ROUND_HOME_AWAY) == 0 ||
strcmp(element_name, TAG_CUP_ROUND_REPLAY) == 0 ||
strcmp(element_name, TAG_CUP_ROUND_NEUTRAL) == 0 ||
strcmp(element_name, TAG_CUP_ROUND_ROUND_ROBIN_NUMBER_OF_GROUPS) == 0 ||
strcmp(element_name, TAG_CUP_ROUND_ROUND_ROBIN_NUMBER_OF_ADVANCE) == 0 ||
strcmp(element_name, TAG_CUP_ROUND_ROUND_ROBIN_NUMBER_OF_BEST_ADVANCE) == 0)
state = STATE_CUP_ROUND;
else if(strcmp(element_name, TAG_CHOOSE_TEAM) == 0)
state = STATE_CHOOSE_TEAMS;
else if(strcmp(element_name, TAG_CHOOSE_TEAM_USER) == 0 )
{
state = STATE_CHOOSE_TEAMS;
in_choose_team_user = FALSE;
}
else if(strcmp(element_name, TAG_CHOOSE_TEAM_SID) == 0 ||
strcmp(element_name, TAG_CHOOSE_TEAM_NUMBER_OF_TEAMS) == 0 ||
strcmp(element_name, TAG_CHOOSE_TEAM_START_IDX) == 0 ||
strcmp(element_name, TAG_CHOOSE_TEAM_END_IDX) == 0 ||
strcmp(element_name, TAG_CHOOSE_TEAM_RANDOMLY) == 0)
{
if(in_choose_team_user)
state = STATE_CHOOSE_TEAM_USER;
else
state = STATE_CHOOSE_TEAM;
}
else if(strcmp(element_name, TAG_CUP) != 0)
g_warning("xml_cup_end_start_element: unknown tag: %s; I'm in state %d\n",
element_name, state);
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}
/**
* The function called by the parser when the text between tags is read.
* This function is responsible for filling in the variables (e.g. team names)
* when a file gets loaded.
* @see The GLib manual (Simple XML parser).
*/
void
xml_cup_read_text (GMarkupParseContext *context,
const gchar *text,
gsize text_len,
gpointer user_data,
GError **error)
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{
CupChooseTeam *choose_team = (in_choose_team_user) ?
&new_cup.choose_team_user :
&g_array_index(new_cup.choose_teams, CupChooseTeam, new_cup.choose_teams->len - 1);
gchar buf[text_len + 1];
gint value;
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strncpy(buf, text, text_len);
buf[text_len] = '\0';
value = (gint)g_ascii_strtod(buf, NULL);
if(state == STATE_NAME)
g_string_printf(new_cup.name, "%s", buf);
else if(state == STATE_SHORT_NAME)
g_string_printf(new_cup.short_name, "%s", buf);
else if(state == STATE_SYMBOL)
g_string_printf(new_cup.symbol, "%s", buf);
else if(state == STATE_SID)
g_string_printf(new_cup.sid, "%s", buf);
else if(state == STATE_TYPE)
{
if(strcmp(buf, TYPE_NATIONAL) == 0)
new_cup.type = CUP_TYPE_NATIONAL;
else if(strcmp(buf, TYPE_INTERNATIONAL) == 0)
new_cup.type = CUP_TYPE_INTERNATIONAL;
else
new_cup.type = CUP_TYPE_SUPERCUP;
}
else if(state == STATE_LAST_WEEK)
new_cup.last_week = value;
else if(state == STATE_WEEK_GAP)
new_cup.week_gap = value;
else if(state == STATE_YELLOW_RED)
new_cup.yellow_red = value;
else if(state == STATE_SKILL_DIFF)
new_cup.skill_diff = value;
else if(state == STATE_CUP_ROUND_HOME_AWAY)
g_array_index(new_cup.rounds, CupRound, new_cup.rounds->len - 1).home_away = value;
else if(state == STATE_CUP_ROUND_REPLAY)
g_array_index(new_cup.rounds, CupRound, new_cup.rounds->len - 1).replay = value;
else if(state == STATE_CUP_ROUND_NEUTRAL)
g_array_index(new_cup.rounds, CupRound, new_cup.rounds->len - 1).neutral = value;
else if(state == STATE_CUP_ROUND_ROUND_ROBIN_NUMBER_OF_GROUPS)
g_array_index(new_cup.rounds, CupRound, new_cup.rounds->len - 1).round_robin_number_of_groups = value;
else if(state == STATE_CUP_ROUND_ROUND_ROBIN_NUMBER_OF_ADVANCE)
g_array_index(new_cup.rounds, CupRound, new_cup.rounds->len - 1).round_robin_number_of_advance = value;
else if(state == STATE_CUP_ROUND_ROUND_ROBIN_NUMBER_OF_BEST_ADVANCE)
g_array_index(new_cup.rounds, CupRound, new_cup.rounds->len - 1).round_robin_number_of_best_advance = value;
else if(state == STATE_CHOOSE_TEAM_SID)
g_string_printf(choose_team->sid, "%s", buf);
else if(state == STATE_CHOOSE_TEAM_NUMBER_OF_TEAMS)
choose_team->number_of_teams = value;
else if(state == STATE_CHOOSE_TEAM_START_IDX)
choose_team->start_idx = value;
else if(state == STATE_CHOOSE_TEAM_END_IDX)
choose_team->end_idx = value;
else if(state == STATE_CHOOSE_TEAM_RANDOMLY)
choose_team->randomly = value;
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}
/**
* Function reading an XML file specifying a cup.
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* @param cup_name name of the xml file (e.g. 'cup_england_fa.xml')
* to be read. Full path is not necessary, if the file is located in
* one of the suppport directories; neither are the prefix 'cup_'
* or the suffix '.xml'.
* @param cups The array we append the new cup to.
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*/
void
xml_cup_read(const gchar *cup_name, GArray *cups)
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{
gchar *file_name = file_find_support_file(cup_name);
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GMarkupParser parser = {xml_cup_read_start_element,
xml_cup_read_end_element,
xml_cup_read_text, NULL, NULL};
GMarkupParseContext *context;
gchar *file_contents;
gint length;
GError *error = NULL;
gchar buf[SMALL];
context =
g_markup_parse_context_new(&parser, 0, NULL, NULL);
if(file_name == NULL)
{
sprintf(buf, "cup_%s.xml", cup_name);
file_name = file_find_support_file(buf);
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}
if(!g_file_get_contents(file_name, &file_contents, &length, &error))
{
g_warning("xml_cup_read: error reading file %s\n", file_name);
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misc_print_error(&error, FALSE);
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return;
}
state = STATE_CUP;
in_choose_team_user = FALSE;
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strcpy(buf, file_name);
g_free(file_name);
if(g_markup_parse_context_parse(context, file_contents, length, &error))
{
g_markup_parse_context_end_parse(context, NULL);
g_markup_parse_context_free(context);
g_free(file_contents);
g_array_append_val(cups, new_cup);
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}
else
{
g_critical("xml_cup_read: error parsing file %s\n", buf);
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misc_print_error(&error, TRUE);
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}
}