/********************************************************************\ * gnc-ui-util.c -- utility functions for the GnuCash UI * * Copyright (C) 2000 Dave Peticolas * * * * 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 (at your option) 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, contact: * * * * Free Software Foundation Voice: +1-617-542-5942 * * 51 Franklin Street, Fifth Floor Fax: +1-617-542-2652 * * Boston, MA 02110-1301, USA gnu@gnu.org * \********************************************************************/ #include "config.h" #include "gnc-ui-util.h" #include #include #include #include #include #include #include #include #include #if defined(G_OS_WIN32) && !defined(_MSC_VER) # include #endif #include #include #include #include #include "qof.h" #include "guile-mappings.h" #include "gnc-prefs.h" #include "gnc-module/gnc-module.h" #include "engine/Account.h" #include "engine/Transaction.h" #include "engine/gnc-engine.h" #include "app-utils/gnc-euro.h" #include "engine/gnc-hooks.h" #include "engine/gnc-session.h" #include "engine-helpers.h" #include "gnc-locale-utils.h" #include "gnc-component-manager.h" #include "gnc-features.h" #include "gnc-guile-utils.h" #define GNC_PREF_CURRENCY_CHOICE_LOCALE "currency-choice-locale" #define GNC_PREF_CURRENCY_CHOICE_OTHER "currency-choice-other" #define GNC_PREF_CURRENCY_OTHER "currency-other" #define GNC_PREF_REVERSED_ACCTS_NONE "reversed-accounts-none" #define GNC_PREF_REVERSED_ACCTS_CREDIT "reversed-accounts-credit" #define GNC_PREF_REVERSED_ACCTS_INC_EXP "reversed-accounts-incomeexpense" static QofLogModule log_module = GNC_MOD_GUI; static gboolean auto_decimal_enabled = FALSE; static int auto_decimal_places = 2; /* default, can be changed */ static gboolean reverse_balance_inited = FALSE; static gboolean reverse_type[NUM_ACCOUNT_TYPES]; /* Cache currency ISO codes and only look them up in the settings when * absolutely necessary. Can't cache a pointer to the data structure * as that will change any time the book changes. */ static gchar *user_default_currency = NULL; static gchar *user_report_currency = NULL; gchar *gnc_normalize_account_separator (const gchar* separator) { gchar *new_sep=NULL; if (!separator || !*separator || g_strcmp0(separator, "colon") == 0) new_sep = g_strdup (":"); else if (g_strcmp0(separator, "slash") == 0) new_sep = g_strdup ("/"); else if (g_strcmp0(separator, "backslash") == 0) new_sep = g_strdup ("\\"); else if (g_strcmp0(separator, "dash") == 0) new_sep = g_strdup ("-"); else if (g_strcmp0(separator, "period") == 0) new_sep = g_strdup ("."); else new_sep = g_strdup (separator); return new_sep; } /********************************************************************\ * gnc_configure_account_separator * * updates the current account separator character * * * * Args: none * \*******************************************************************/ static void gnc_configure_account_separator (void) { gchar *separator; char *string; string = gnc_prefs_get_string(GNC_PREFS_GROUP_GENERAL, GNC_PREF_ACCOUNT_SEPARATOR); separator = gnc_normalize_account_separator (string); gnc_set_account_separator(separator); g_free(string); g_free(separator); } static void gnc_configure_reverse_balance (void) { gint i; for (i = 0; i < NUM_ACCOUNT_TYPES; i++) reverse_type[i] = FALSE; if (gnc_prefs_get_bool (GNC_PREFS_GROUP_GENERAL, GNC_PREF_REVERSED_ACCTS_INC_EXP)) { reverse_type[ACCT_TYPE_INCOME] = TRUE; reverse_type[ACCT_TYPE_EXPENSE] = TRUE; } else if (gnc_prefs_get_bool (GNC_PREFS_GROUP_GENERAL, GNC_PREF_REVERSED_ACCTS_CREDIT)) { reverse_type[ACCT_TYPE_LIABILITY] = TRUE; reverse_type[ACCT_TYPE_PAYABLE] = TRUE; reverse_type[ACCT_TYPE_EQUITY] = TRUE; reverse_type[ACCT_TYPE_INCOME] = TRUE; reverse_type[ACCT_TYPE_CREDIT] = TRUE; } else if (!gnc_prefs_get_bool (GNC_PREFS_GROUP_GENERAL, GNC_PREF_REVERSED_ACCTS_NONE)) PWARN("no reversed account preference set, using none"); } static void gnc_reverse_balance_init (void) { gnc_configure_reverse_balance (); reverse_balance_inited = TRUE; } gboolean gnc_reverse_balance (const Account *account) { int type; if (account == NULL) return FALSE; type = xaccAccountGetType (account); if ((type < 0) || (type >= NUM_ACCOUNT_TYPES)) return FALSE; if (!reverse_balance_inited) gnc_reverse_balance_init (); return reverse_type[type]; } gchar * gnc_get_default_directory (const gchar *section) { gchar *dir; dir = gnc_prefs_get_string (section, GNC_PREF_LAST_PATH); if (!dir) #ifdef G_OS_WIN32 dir = g_strdup (g_get_user_data_dir ()); /* equivalent of "My Documents" */ #else dir = g_strdup (g_get_home_dir ()); #endif return dir; } void gnc_set_default_directory (const gchar *section, const gchar *directory) { gnc_prefs_set_string(section, GNC_PREF_LAST_PATH, directory); } QofBook * gnc_get_current_book (void) { return qof_session_get_book (gnc_get_current_session ()); } /* If there is no current session, there is no book and we must be dealing * with a new book. When gnucash is started with --nofile, there is * initially no session (and no book), but by the time we check, one * could have been created (for example, if an empty account tree tab is * opened, a session is created which creates a new, but empty, book). * A session is created and a book is loaded from a backend when gnucash is * started with a file, but selecting 'new file' keeps a session open. So we * need to check as well for a book with no accounts (root with no children). */ gboolean gnc_is_new_book (void) { return ((!gnc_current_session_exist() || (gnc_current_session_exist() && !gnc_account_get_children( gnc_book_get_root_account( gnc_get_current_book())))) ? TRUE : FALSE); } #define OPTION_TAXUS_NAME "book/tax_US/name" #define OPTION_TAXUS_TYPE "book/tax_US/type" void gnc_set_current_book_tax_name (const gchar *tax_name) { qof_book_set_string_option(gnc_get_current_book(), OPTION_TAXUS_NAME, tax_name); } const gchar * gnc_get_current_book_tax_name (void) { return qof_book_get_string_option(gnc_get_current_book(), OPTION_TAXUS_NAME); } void gnc_set_current_book_tax_type (const gchar *tax_type) { qof_book_set_string_option(gnc_get_current_book(), OPTION_TAXUS_TYPE, tax_type); } const gchar * gnc_get_current_book_tax_type (void) { return qof_book_get_string_option(gnc_get_current_book(), OPTION_TAXUS_TYPE); } /** Calls gnc_book_option_num_field_source_change to initiate registered * callbacks when num_field_source book option changes so that * registers/reports can update themselves; sets feature flag */ void gnc_book_option_num_field_source_change_cb (gboolean num_action) { gnc_suspend_gui_refresh (); if (num_action) { /* Set a feature flag in the book for use of the split action field as number. * This will prevent older GnuCash versions that don't support this feature * from opening this file. */ gnc_features_set_used (gnc_get_current_book(), GNC_FEATURE_NUM_FIELD_SOURCE); } gnc_book_option_num_field_source_change (num_action); gnc_resume_gui_refresh (); gnc_gui_refresh_all (); } Account * gnc_get_current_root_account (void) { return gnc_book_get_root_account (gnc_get_current_book ()); } gnc_commodity_table * gnc_get_current_commodities (void) { return gnc_commodity_table_get_table (gnc_get_current_book ()); } gchar * gnc_get_account_name_for_register(const Account *account) { gboolean show_leaf_accounts; show_leaf_accounts = gnc_prefs_get_bool(GNC_PREFS_GROUP_GENERAL_REGISTER, GNC_PREF_SHOW_LEAF_ACCT_NAMES); if (show_leaf_accounts) return g_strdup (xaccAccountGetName (account)); else return gnc_account_get_full_name (account); } Account * gnc_account_lookup_for_register(const Account *base_account, const char *name) { gboolean show_leaf_accounts; show_leaf_accounts = gnc_prefs_get_bool(GNC_PREFS_GROUP_GENERAL_REGISTER, GNC_PREF_SHOW_LEAF_ACCT_NAMES); if (show_leaf_accounts) return gnc_account_lookup_by_name (base_account, name); else return gnc_account_lookup_by_full_name (base_account, name); } /* Caller is responsible for g_free'ing returned memory */ char * gnc_ui_account_get_tax_info_string (const Account *account) { static SCM get_form = SCM_UNDEFINED; static SCM get_desc = SCM_UNDEFINED; gboolean tax_related = FALSE; const char *code; if (!account) return NULL; tax_related = xaccAccountGetTaxRelated (account); code = xaccAccountGetTaxUSCode (account); if (!code) { if (!tax_related) return NULL; /* tax_related && !code */ else /* Translators: This and the following strings appear on * the account tab if the Tax Info column is displayed, * i.e. if the user wants to record the tax form number * and location on that tax form which corresponds to this * gnucash account. For the US Income Tax support in * gnucash, each tax code that can be assigned to an * account generally corresponds to a specific line number * on a paper form and each form has a unique * identification (e.g., Form 1040, Schedule A). */ return g_strdup (_("Tax-related but has no tax code")); } else /* with tax code */ { const gchar *tax_type; GNCAccountType atype; SCM tax_entity_type; SCM category; gchar *num_code = NULL; const gchar *prefix = "N"; gchar *return_string = NULL; tax_type = gnc_get_current_book_tax_type (); if (tax_type == NULL || (g_strcmp0 (tax_type, "") == 0)) return g_strdup (_("Tax entity type not specified")); atype = xaccAccountGetType (account); tax_entity_type = scm_from_locale_string (tax_type); if (get_form == SCM_UNDEFINED) { GNCModule module; const gchar *tax_module; /* load the tax info */ #ifdef LOCALE_SPECIFIC_TAX /* This is a very simple hack that loads the (new, special) German tax definition file in a German locale, or (default) loads the previous US tax file. */ # ifdef G_OS_WIN32 gchar *thislocale = g_win32_getlocale(); gboolean is_de_DE = (strncmp(thislocale, "de_DE", 5) == 0); g_free(thislocale); # else /* !G_OS_WIN32 */ const char *thislocale = setlocale(LC_ALL, NULL); gboolean is_de_DE = (strncmp(thislocale, "de_DE", 5) == 0); # endif /* G_OS_WIN32 */ #else /* LOCALE_SPECIFIC_TAX */ gboolean is_de_DE = FALSE; #endif /* LOCALE_SPECIFIC_TAX */ tax_module = is_de_DE ? "gnucash/tax/de_DE" : "gnucash/tax/us"; module = gnc_module_load ((char *)tax_module, 0); g_return_val_if_fail (module, NULL); get_form = scm_c_eval_string ("(false-if-exception gnc:txf-get-form)"); get_desc = scm_c_eval_string ("(false-if-exception gnc:txf-get-description)"); } g_return_val_if_fail (scm_is_procedure (get_form), NULL); g_return_val_if_fail (scm_is_procedure (get_desc), NULL); category = scm_c_eval_string (atype == ACCT_TYPE_INCOME ? "txf-income-categories" : (atype == ACCT_TYPE_EXPENSE ? "txf-expense-categories" : (((atype == ACCT_TYPE_BANK) || (atype == ACCT_TYPE_CASH) || (atype == ACCT_TYPE_ASSET) || (atype == ACCT_TYPE_STOCK) || (atype == ACCT_TYPE_MUTUAL) || (atype == ACCT_TYPE_RECEIVABLE)) ? "txf-asset-categories" : (((atype == ACCT_TYPE_CREDIT) || (atype == ACCT_TYPE_LIABILITY) || (atype == ACCT_TYPE_EQUITY) || (atype == ACCT_TYPE_PAYABLE)) ? "txf-liab-eq-categories" : "")))); if (g_str_has_prefix (code, prefix)) { const gchar *num_code_tmp; num_code_tmp = g_strdup (code); num_code_tmp++; /* to lose the leading N */ num_code = g_strdup (num_code_tmp); num_code_tmp--; g_free ((gpointer *) num_code_tmp); } else { num_code = g_strdup (code); } if (category == SCM_UNDEFINED) { if (tax_related) return_string = g_strdup_printf (_("Tax type %s: invalid code %s for account type"), tax_type, num_code); else return_string = g_strdup_printf (_("Not tax-related; tax type %s: invalid code %s for account type"), tax_type, num_code); } else { SCM code_scm; SCM form_scm; code_scm = scm_from_locale_symbol (code); form_scm = scm_call_3 (get_form, category, code_scm, tax_entity_type); if (!scm_is_string (form_scm)) { if (tax_related) return_string = g_strdup_printf (_("Invalid code %s for tax type %s"), num_code, tax_type); else return_string = g_strdup_printf (_("Not tax-related; invalid code %s for tax type %s"), num_code, tax_type); } else { gchar *form = NULL; /* Note: using scm_to_locale_string directly here instead of our wrapper gnc_scm_to_locale_string. 'form' should be freed with 'free' instead of 'g_free'. This will be taken care of automatically during scm_dynwind_end, because we inform guile of this memory allocation via scm_dynwind_free a little further. */ form = scm_to_locale_string (form_scm); if (!form) { if (tax_related) return_string = g_strdup_printf (_("No form: code %s, tax type %s"), num_code, tax_type); else return_string = g_strdup_printf (_("Not tax-related; no form: code %s, tax type %s"), num_code, tax_type); } else { SCM desc_scm; /* Create a dynwind context because we will be calling (scm) functions that potentially exit non-locally */ scm_dynwind_begin (0); scm_dynwind_free (form); desc_scm = scm_call_3 (get_desc, category, code_scm, tax_entity_type); if (!scm_is_string (desc_scm)) { if (tax_related) return_string = g_strdup_printf (_("No description: form %s, code %s, tax type %s"), form, num_code, tax_type); else return_string = g_strdup_printf (_("Not tax-related; no description: form %s, code %s, tax type %s"), form, num_code, tax_type); } else { gchar *desc = NULL; desc = gnc_scm_to_locale_string (desc_scm); if (!desc) { if (tax_related) return_string = g_strdup_printf (_("No description: form %s, code %s, tax type %s"), form, num_code, tax_type); else return_string = g_strdup_printf (_("Not tax-related; no description: form %s, code %s, tax type %s"), form, num_code, tax_type); } else { gint64 copy_number; gchar *copy_txt = NULL; copy_number = xaccAccountGetTaxUSCopyNumber (account); copy_txt = (copy_number == 1) ? g_strdup ("") : g_strdup_printf ("(%d)", (gint) copy_number); if (tax_related) { if (g_strcmp0 (form, "") == 0) return_string = g_strdup_printf ("%s", desc); else return_string = g_strdup_printf ("%s%s: %s", form, copy_txt, desc); } else { return_string = g_strdup_printf (_("Not tax-related; %s%s: %s (code %s, tax type %s)"), form, copy_txt, desc, num_code, tax_type); } g_free (copy_txt); } g_free (desc); } scm_dynwind_end (); } } } g_free (num_code); return return_string; } } /* Caller is responsible for g_free'ing returned memory */ char * gnc_ui_account_get_tax_info_sub_acct_string (const Account *account) { GList *descendant, *account_descendants; if (!account) return NULL; account_descendants = gnc_account_get_descendants (account); if (account_descendants) { gint sub_acct_tax_number = 0; for (descendant = account_descendants; descendant; descendant = g_list_next(descendant)) { if (xaccAccountGetTaxRelated (descendant->data)) sub_acct_tax_number++; } g_list_free (account_descendants); g_list_free (descendant); /* Translators: This and the following strings appear on * the account tab if the Tax Info column is displayed, * i.e. if the user wants to record the tax form number * and location on that tax form which corresponds to this * gnucash account. For the US Income Tax support in * gnucash, each tax code that can be assigned to an * account generally corresponds to a specific line number * on a paper form and each form has a unique * identification (e.g., Form 1040, Schedule A). */ return (sub_acct_tax_number == 0) ? NULL : g_strdup_printf (_("(Tax-related subaccounts: %d)"), sub_acct_tax_number); } else return NULL; } static const char * string_after_colon (const char *msgstr) { const char *string_at_colon; g_assert(msgstr); string_at_colon = strchr(msgstr, ':'); if (string_at_colon) return string_at_colon + 1; else /* No colon found; we assume the translation contains only the part after the colon, similar to the disambiguation prefixes */ return msgstr; } /********************************************************************\ * gnc_get_reconcile_str * * return the i18n'd string for the given reconciled flag * * * * Args: reconciled_flag - the flag to convert into a string * * Returns: the i18n'd reconciled string * \********************************************************************/ const char * gnc_get_reconcile_str (char reconciled_flag) { switch (reconciled_flag) { case NREC: /* Translators: For the following strings, the single letters after the colon are abbreviations of the word before the colon. You should only translate the letter *after* the colon. */ return string_after_colon(_("not cleared:n")); case CREC: /* Translators: Please only translate the letter *after* the colon. */ return string_after_colon(_("cleared:c")); case YREC: /* Translators: Please only translate the letter *after* the colon. */ return string_after_colon(_("reconciled:y")); case FREC: /* Translators: Please only translate the letter *after* the colon. */ return string_after_colon(_("frozen:f")); case VREC: /* Translators: Please only translate the letter *after* the colon. */ return string_after_colon(_("void:v")); default: PERR("Bad reconciled flag\n"); return NULL; } } /********************************************************************\ * gnc_get_reconcile_valid_flags * * return a string containing the list of reconciled flags * * * * Returns: the i18n'd reconciled flags string * \********************************************************************/ const char * gnc_get_reconcile_valid_flags (void) { static const char flags[] = { NREC, CREC, YREC, FREC, VREC, 0 }; return flags; } /********************************************************************\ * gnc_get_reconcile_flag_order * * return a string containing the reconciled-flag change order * * * * Args: reconciled_flag - the flag to convert into a string * * Returns: the i18n'd reconciled string * \********************************************************************/ const char * gnc_get_reconcile_flag_order (void) { static const char flags[] = { NREC, CREC, 0 }; return flags; } static const char * equity_base_name (GNCEquityType equity_type) { switch (equity_type) { case EQUITY_OPENING_BALANCE: return N_("Opening Balances"); case EQUITY_RETAINED_EARNINGS: return N_("Retained Earnings"); default: return NULL; } } Account * gnc_find_or_create_equity_account (Account *root, GNCEquityType equity_type, gnc_commodity *currency) { Account *parent; Account *account; gboolean name_exists; gboolean base_name_exists; const char *base_name; char *name; g_return_val_if_fail (equity_type >= 0, NULL); g_return_val_if_fail (equity_type < NUM_EQUITY_TYPES, NULL); g_return_val_if_fail (currency != NULL, NULL); g_return_val_if_fail (root != NULL, NULL); base_name = equity_base_name (equity_type); account = gnc_account_lookup_by_name(root, base_name); if (account && xaccAccountGetType (account) != ACCT_TYPE_EQUITY) account = NULL; if (!account) { base_name = base_name && *base_name ? _(base_name) : ""; account = gnc_account_lookup_by_name(root, base_name); if (account && xaccAccountGetType (account) != ACCT_TYPE_EQUITY) account = NULL; } base_name_exists = (account != NULL); if (account && gnc_commodity_equiv (currency, xaccAccountGetCommodity (account))) return account; name = g_strconcat (base_name, " - ", gnc_commodity_get_mnemonic (currency), NULL); account = gnc_account_lookup_by_name(root, name); if (account && xaccAccountGetType (account) != ACCT_TYPE_EQUITY) account = NULL; name_exists = (account != NULL); if (account && gnc_commodity_equiv (currency, xaccAccountGetCommodity (account))) return account; /* Couldn't find one, so create it */ if (name_exists && base_name_exists) { PWARN ("equity account with unexpected currency"); g_free (name); return NULL; } if (!base_name_exists && gnc_commodity_equiv (currency, gnc_default_currency ())) { g_free (name); name = g_strdup (base_name); } parent = gnc_account_lookup_by_name(root, _("Equity")); if (!parent || xaccAccountGetType (parent) != ACCT_TYPE_EQUITY) parent = root; g_assert(parent); account = xaccMallocAccount (gnc_account_get_book(root)); xaccAccountBeginEdit (account); xaccAccountSetName (account, name); xaccAccountSetType (account, ACCT_TYPE_EQUITY); xaccAccountSetCommodity (account, currency); xaccAccountBeginEdit (parent); gnc_account_append_child (parent, account); xaccAccountCommitEdit (parent); xaccAccountCommitEdit (account); g_free (name); return account; } gboolean gnc_account_create_opening_balance (Account *account, gnc_numeric balance, time64 date, QofBook *book) { Account *equity_account; Transaction *trans; Split *split; if (gnc_numeric_zero_p (balance)) return TRUE; g_return_val_if_fail (account != NULL, FALSE); equity_account = gnc_find_or_create_equity_account (gnc_account_get_root(account), EQUITY_OPENING_BALANCE, xaccAccountGetCommodity (account)); if (!equity_account) return FALSE; xaccAccountBeginEdit (account); xaccAccountBeginEdit (equity_account); trans = xaccMallocTransaction (book); xaccTransBeginEdit (trans); xaccTransSetCurrency (trans, gnc_account_or_default_currency (account, NULL)); xaccTransSetDatePostedSecsNormalized (trans, date); xaccTransSetDescription (trans, _("Opening Balance")); split = xaccMallocSplit (book); xaccTransAppendSplit (trans, split); xaccAccountInsertSplit (account, split); xaccSplitSetAmount (split, balance); xaccSplitSetValue (split, balance); balance = gnc_numeric_neg (balance); split = xaccMallocSplit (book); xaccTransAppendSplit (trans, split); xaccAccountInsertSplit (equity_account, split); xaccSplitSetAmount (split, balance); xaccSplitSetValue (split, balance); xaccTransCommitEdit (trans); xaccAccountCommitEdit (equity_account); xaccAccountCommitEdit (account); return TRUE; } #if 0 /* Not Used */ static void gnc_lconv_set_utf8 (char **p_value, char *default_value) { char *value = *p_value; *p_value = NULL; if ((value == NULL) || (value[0] == 0)) value = default_value; #ifdef G_OS_WIN32 { /* get number of resulting wide characters */ size_t count = mbstowcs (NULL, value, 0); if (count > 0) { /* malloc and convert */ wchar_t *wvalue = g_malloc ((count + 1) * sizeof(wchar_t)); count = mbstowcs (wvalue, value, count + 1); if (count > 0) { *p_value = g_utf16_to_utf8 (wvalue, -1, NULL, NULL, NULL); } g_free (wvalue); } } #else /* !G_OS_WIN32 */ *p_value = g_locale_to_utf8 (value, -1, NULL, NULL, NULL); #endif if (*p_value == NULL) { // The g_locale_to_utf8 conversion failed. FIXME: Should we rather // use an empty string instead of the default_value? Not sure. *p_value = default_value; } } static void gnc_lconv_set_char (char *p_value, char default_value) { if ((p_value != NULL) && (*p_value == CHAR_MAX)) *p_value = default_value; } #endif /* Not Used */ gnc_commodity * gnc_locale_default_currency_nodefault (void) { gnc_commodity * currency; gnc_commodity_table *table; const char *code; table = gnc_get_current_commodities (); code = gnc_locale_default_iso_currency_code (); currency = gnc_commodity_table_lookup (table, GNC_COMMODITY_NS_CURRENCY, code); /* Some very old locales (notably on win32) still announce a euro currency as default, although it has been replaced by EUR in 2001. We use EUR as default in that case, but the user can always override from gsettings. */ if (gnc_is_euro_currency (currency)) currency = gnc_get_euro(); return (currency ? currency : NULL); } gnc_commodity * gnc_locale_default_currency (void) { gnc_commodity * currency = gnc_locale_default_currency_nodefault (); return (currency ? currency : gnc_commodity_table_lookup (gnc_get_current_commodities (), GNC_COMMODITY_NS_CURRENCY, "USD")); } static gnc_commodity * gnc_default_currency_common (gchar *requested_currency, const gchar *section) { gnc_commodity *currency = NULL; gchar *mnemonic; if (requested_currency) return gnc_commodity_table_lookup(gnc_get_current_commodities(), GNC_COMMODITY_NS_CURRENCY, requested_currency); if (gnc_prefs_get_bool (section, GNC_PREF_CURRENCY_CHOICE_OTHER)) { mnemonic = gnc_prefs_get_string(section, GNC_PREF_CURRENCY_OTHER); currency = gnc_commodity_table_lookup(gnc_get_current_commodities(), GNC_COMMODITY_NS_CURRENCY, mnemonic); DEBUG("mnemonic %s, result %p", mnemonic ? mnemonic : "(null)", currency); g_free(mnemonic); } if (!currency) currency = gnc_locale_default_currency (); if (currency) { mnemonic = requested_currency; // ??? Does anyone know what this is supposed to be doing? // requested_currency = g_strdup(gnc_commodity_get_mnemonic(currency)); g_free(mnemonic); } return currency; } gnc_commodity * gnc_default_currency (void) { return gnc_default_currency_common (user_default_currency, GNC_PREFS_GROUP_GENERAL); } gnc_commodity * gnc_account_or_default_currency(const Account* account, gboolean * currency_from_account_found) { gnc_commodity *currency; if (!account) { if (currency_from_account_found) *currency_from_account_found = FALSE; return gnc_default_currency(); } currency = gnc_account_get_currency_or_parent(account); if (currency) { if (currency_from_account_found) *currency_from_account_found = TRUE; } else { if (currency_from_account_found) *currency_from_account_found = FALSE; currency = gnc_default_currency(); } return currency; } gnc_commodity * gnc_default_report_currency (void) { return gnc_default_currency_common (user_report_currency, GNC_PREFS_GROUP_GENERAL_REPORT); } static void gnc_currency_changed_cb (GSettings *settings, gchar *key, gpointer user_data) { user_default_currency = NULL; user_report_currency = NULL; gnc_hook_run(HOOK_CURRENCY_CHANGED, NULL); } GNCPrintAmountInfo gnc_default_print_info (gboolean use_symbol) { static GNCPrintAmountInfo info; static gboolean got_it = FALSE; struct lconv *lc; /* These must be updated each time. */ info.use_symbol = use_symbol ? 1 : 0; info.commodity = gnc_default_currency (); if (got_it) return info; lc = gnc_localeconv (); info.max_decimal_places = lc->frac_digits; info.min_decimal_places = lc->frac_digits; info.use_separators = 1; info.use_locale = 1; info.monetary = 1; info.force_fit = 0; info.round = 0; got_it = TRUE; return info; } static gboolean is_decimal_fraction (int fraction, guint8 *max_decimal_places_p) { guint8 max_decimal_places = 0; if (fraction <= 0) return FALSE; while (fraction != 1) { if (fraction % 10 != 0) return FALSE; fraction = fraction / 10; max_decimal_places += 1; } if (max_decimal_places_p) *max_decimal_places_p = max_decimal_places; return TRUE; } GNCPrintAmountInfo gnc_commodity_print_info (const gnc_commodity *commodity, gboolean use_symbol) { GNCPrintAmountInfo info; gboolean is_iso; if (commodity == NULL) return gnc_default_print_info (use_symbol); info.commodity = commodity; is_iso = gnc_commodity_is_iso (commodity); if (is_decimal_fraction (gnc_commodity_get_fraction (commodity), &info.max_decimal_places)) { if (is_iso) info.min_decimal_places = info.max_decimal_places; else info.min_decimal_places = 0; } else info.max_decimal_places = info.min_decimal_places = 0; info.use_separators = 1; info.use_symbol = use_symbol ? 1 : 0; info.use_locale = is_iso ? 1 : 0; info.monetary = 1; info.force_fit = 0; info.round = 0; return info; } static GNCPrintAmountInfo gnc_account_print_info_helper(const Account *account, gboolean use_symbol, gnc_commodity * (*efffunc)(const Account *), int (*scufunc)(const Account*)) { GNCPrintAmountInfo info; gboolean is_iso; int scu; if (account == NULL) return gnc_default_print_info (use_symbol); info.commodity = efffunc (account); is_iso = gnc_commodity_is_iso (info.commodity); scu = scufunc (account); if (is_decimal_fraction (scu, &info.max_decimal_places)) { if (is_iso) info.min_decimal_places = info.max_decimal_places; else info.min_decimal_places = 0; } else info.max_decimal_places = info.min_decimal_places = 0; info.use_separators = 1; info.use_symbol = use_symbol ? 1 : 0; info.use_locale = is_iso ? 1 : 0; info.monetary = 1; info.force_fit = 0; info.round = 0; return info; } GNCPrintAmountInfo gnc_account_print_info (const Account *account, gboolean use_symbol) { return gnc_account_print_info_helper(account, use_symbol, xaccAccountGetCommodity, xaccAccountGetCommoditySCU); } GNCPrintAmountInfo gnc_split_amount_print_info (Split *split, gboolean use_symbol) { if (!split) { GNCPrintAmountInfo info = gnc_default_share_print_info (); info.use_symbol = use_symbol; return info; } return gnc_account_print_info (xaccSplitGetAccount (split), use_symbol); } static GNCPrintAmountInfo gnc_default_print_info_helper (int decplaces) { GNCPrintAmountInfo info; info.commodity = NULL; info.max_decimal_places = decplaces; info.min_decimal_places = 0; info.use_separators = 1; info.use_symbol = 0; info.use_locale = 1; info.monetary = 1; info.force_fit = 0; info.round = 0; return info; } GNCPrintAmountInfo gnc_default_share_print_info (void) { static GNCPrintAmountInfo info; static gboolean got_it = FALSE; if (!got_it) { info = gnc_default_print_info_helper (5); got_it = TRUE; } return info; } GNCPrintAmountInfo gnc_share_print_info_places (int decplaces) { GNCPrintAmountInfo info; info = gnc_default_share_print_info (); info.max_decimal_places = decplaces; info.min_decimal_places = decplaces; info.force_fit = 1; info.round = 1; return info; } GNCPrintAmountInfo gnc_default_price_print_info (void) { static GNCPrintAmountInfo info; static gboolean got_it = FALSE; if (!got_it) { info = gnc_default_print_info_helper (6); got_it = TRUE; } return info; } GNCPrintAmountInfo gnc_integral_print_info (void) { static GNCPrintAmountInfo info; static gboolean got_it = FALSE; if (!got_it) { info = gnc_default_print_info_helper (0); got_it = TRUE; } return info; } /* Utility function for printing non-negative amounts */ static int PrintAmountInternal(char *buf, gnc_numeric val, const GNCPrintAmountInfo *info) { struct lconv *lc = gnc_localeconv(); int num_whole_digits; char temp_buf[128]; gnc_numeric whole, rounding; int min_dp, max_dp; gboolean value_is_negative, value_is_decimal; g_return_val_if_fail (info != NULL, 0); if (gnc_numeric_check (val)) { PWARN ("Bad numeric: %s.", gnc_numeric_errorCode_to_string(gnc_numeric_check (val))); *buf = '\0'; return 0; } /* Print the absolute value, but remember sign */ value_is_negative = gnc_numeric_negative_p (val); val = gnc_numeric_abs (val); /* Try to print as decimal. */ value_is_decimal = gnc_numeric_to_decimal(&val, NULL); /* Force at least auto_decimal_places zeros */ if (auto_decimal_enabled) { min_dp = MAX(auto_decimal_places, info->min_decimal_places); max_dp = MAX(auto_decimal_places, info->max_decimal_places); } else { min_dp = info->min_decimal_places; max_dp = info->max_decimal_places; } /* Don to limit the number of decimal places _UNLESS_ force_fit is * true. */ if (!info->force_fit) max_dp = 99; /* rounding? -- can only ROUND if force_fit is also true */ if (value_is_decimal && info->round && info->force_fit) { rounding.num = 5; /* Limit the denom to 10^13 ~= 2^44, leaving max at ~524288 */ rounding.denom = pow(10, max_dp + 1); val = gnc_numeric_add(val, rounding, GNC_DENOM_AUTO, GNC_HOW_DENOM_LCD); /* Yes, rounding up can cause overflow. Check for it. */ if (gnc_numeric_check(val)) { PWARN ("Bad numeric from rounding: %s.", gnc_numeric_errorCode_to_string(gnc_numeric_check (val))); *buf = '\0'; return 0; } } /* calculate the integer part and the remainder */ whole = gnc_numeric_convert(val, 1, GNC_HOW_RND_TRUNC); val = gnc_numeric_sub (val, whole, GNC_DENOM_AUTO, GNC_HOW_RND_NEVER); if (gnc_numeric_check (val)) { PWARN ("Problem with remainder: %s.", gnc_numeric_errorCode_to_string(gnc_numeric_check (val))); *buf = '\0'; return 0; } /* print the integer part without separators */ sprintf(temp_buf, "%" G_GINT64_FORMAT, whole.num); num_whole_digits = strlen (temp_buf); if (!info->use_separators) strcpy (buf, temp_buf); else { int group_count; char *separator; char *temp_ptr; char *buf_ptr; char *group; gchar *rev_buf; if (info->monetary) { separator = lc->mon_thousands_sep; group = lc->mon_grouping; } else { separator = lc->thousands_sep; group = lc->grouping; } buf_ptr = buf; temp_ptr = &temp_buf[num_whole_digits - 1]; group_count = 0; while (temp_ptr != temp_buf) { *buf_ptr++ = *temp_ptr--; if (*group != CHAR_MAX) { group_count++; if (group_count == *group) { g_utf8_strncpy(buf_ptr, separator, 1); buf_ptr = g_utf8_find_next_char(buf_ptr, NULL); group_count = 0; /* Peek ahead at the next group code */ switch (group[1]) { /* A null char means repeat the last group indefinitely */ case '\0': break; /* CHAR_MAX means no more grouping allowed */ case CHAR_MAX: /* fall through */ /* Anything else means another group size */ default: group++; break; } } } } /* We built the string backwards, now reverse */ *buf_ptr++ = *temp_ptr; *buf_ptr = '\0'; rev_buf = g_utf8_strreverse(buf, -1); strcpy (buf, rev_buf); g_free(rev_buf); } /* endif */ /* at this point, buf contains the whole part of the number */ /* If it's not decimal, print the fraction as an expression. */ if (!value_is_decimal) { val = gnc_numeric_reduce (val); if (val.denom > 0) sprintf (temp_buf, "%" G_GINT64_FORMAT "/%" G_GINT64_FORMAT, val.num, val.denom); else sprintf (temp_buf, "%" G_GINT64_FORMAT " * %" G_GINT64_FORMAT, val.num, -val.denom); if (whole.num == 0) *buf = '\0'; else if (value_is_negative) strcat(buf, " - "); else strcat(buf, " + "); strcat (buf, temp_buf); } else { char *decimal_point; guint8 num_decimal_places = 0; char *temp_ptr = temp_buf; decimal_point = info->monetary ? lc->mon_decimal_point : lc->decimal_point; g_utf8_strncpy(temp_ptr, decimal_point, 1); temp_ptr = g_utf8_find_next_char(temp_ptr, NULL); while (!gnc_numeric_zero_p (val) && (val.denom != 1) && (num_decimal_places < max_dp)) { gint64 digit; val.denom = val.denom / 10; digit = val.num / val.denom; *temp_ptr++ = digit + '0'; num_decimal_places++; val.num = val.num - (digit * val.denom); } while (num_decimal_places < min_dp) { *temp_ptr++ = '0'; num_decimal_places++; } /* cap the end and move to the last character */ *temp_ptr-- = '\0'; /* Here we strip off trailing decimal zeros per the argument. */ while (*temp_ptr == '0' && num_decimal_places > min_dp) { *temp_ptr-- = '\0'; num_decimal_places--; } if (num_decimal_places > max_dp) { PWARN ("max_decimal_places too small; limit %d, value %s%s", info->max_decimal_places, buf, temp_buf); } if (num_decimal_places > 0) strcat (buf, temp_buf); } return strlen(buf); } /** * @param bufp Should be at least 64 chars. **/ int xaccSPrintAmount (char * bufp, gnc_numeric val, GNCPrintAmountInfo info) { struct lconv *lc; char *orig_bufp = bufp; const char *currency_symbol; const char *sign; char cs_precedes; char sep_by_space; char sign_posn; gboolean print_sign = TRUE; gboolean is_shares = FALSE; gboolean print_absolute = FALSE; if (!bufp) return 0; lc = gnc_localeconv(); if (info.use_symbol) { /* There was a bug here: don't use gnc_locale_default_currency */ if (gnc_commodity_equiv (info.commodity, gnc_locale_default_currency_nodefault ())) { currency_symbol = lc->currency_symbol; } else { if (info.commodity && !gnc_commodity_is_iso (info.commodity)) is_shares = TRUE; currency_symbol = gnc_commodity_get_mnemonic (info.commodity); info.use_locale = 0; } if (currency_symbol == NULL) currency_symbol = ""; } else currency_symbol = NULL; if (!info.use_locale) { cs_precedes = is_shares ? 0 : 1; sep_by_space = 1; } else { if (gnc_numeric_negative_p (val)) { cs_precedes = lc->n_cs_precedes; sep_by_space = lc->n_sep_by_space; } else { cs_precedes = lc->p_cs_precedes; sep_by_space = lc->p_sep_by_space; } } if (gnc_numeric_negative_p (val)) { sign = lc->negative_sign; sign_posn = lc->n_sign_posn; } else { sign = lc->positive_sign; sign_posn = lc->p_sign_posn; } if (gnc_numeric_zero_p (val) || (sign == NULL) || (sign[0] == 0)) print_sign = FALSE; /* See if we print sign now */ if (print_sign && (sign_posn == 1)) bufp = g_stpcpy(bufp, sign); /* Now see if we print currency */ if (cs_precedes) { /* See if we print sign now */ if (print_sign && (sign_posn == 3)) bufp = g_stpcpy(bufp, sign); if (info.use_symbol) { bufp = g_stpcpy(bufp, currency_symbol); if (sep_by_space) bufp = g_stpcpy(bufp, " "); } /* See if we print sign now */ if (print_sign && (sign_posn == 4)) bufp = g_stpcpy(bufp, sign); } /* Now see if we print parentheses */ if (print_sign && (sign_posn == 0)) { bufp = g_stpcpy(bufp, "("); print_absolute = TRUE; } /* Now print the value */ bufp += PrintAmountInternal(bufp, print_absolute ? gnc_numeric_abs(val) : val, &info); /* Now see if we print parentheses */ if (print_sign && (sign_posn == 0)) bufp = g_stpcpy(bufp, ")"); /* Now see if we print currency */ if (!cs_precedes) { /* See if we print sign now */ if (print_sign && (sign_posn == 3)) bufp = g_stpcpy(bufp, sign); if (info.use_symbol) { if (sep_by_space) bufp = g_stpcpy(bufp, " "); bufp = g_stpcpy(bufp, currency_symbol); } /* See if we print sign now */ if (print_sign && (sign_posn == 4)) bufp = g_stpcpy(bufp, sign); } /* See if we print sign now */ if (print_sign && (sign_posn == 2)) bufp = g_stpcpy(bufp, sign); /* return length of printed string */ return (bufp - orig_bufp); } const char * xaccPrintAmount (gnc_numeric val, GNCPrintAmountInfo info) { /* hack alert -- this is not thread safe ... */ static char buf[1024]; if (!xaccSPrintAmount (buf, val, info)) buf[0] = '\0'; /* its OK to return buf, since we declared it static */ return buf; } /********************************************************************\ ********************************************************************/ #define FUDGE .00001 /* This function is basically untranslatable. I'd guess out of the 29 translations we have, 20 will have their number wordings in a totally different way than English has (not to mention gender-dependent number endings). Which means this word-by-word translation will be useless or even plain wrong. For this reason, we don't even start to pretend a word-by-word translation would be of any use, so we don't mark any of these strings for translation. cstim, 2007-04-15. */ static gchar *small_numbers[] = { /* Translators: This section is for generating the "amount, in words" field when printing a check. This function gets the wording right for English, but unfortunately not for most other languages. Decide for yourself whether the check printing is actually needed in your language; if not, you can safely skip the translation of all of these strings. */ "Zero", "One", "Two", "Three", "Four", "Five", "Six", "Seven", "Eight", "Nine", "Ten", "Eleven", "Twelve", "Thirteen", "Fourteen", "Fifteen", "Sixteen", "Seventeen", "Eighteen", "Nineteen", "Twenty" }; static gchar *medium_numbers[] = { "Zero", "Ten", "Twenty", "Thirty", "Forty", "Fifty", "Sixty", "Seventy", "Eighty", "Ninety" }; static gchar *big_numbers[] = { /* Translators: This is the word for the number 10^2 */ "Hundred", /* Translators: This is the word for the number 10^3 */ "Thousand", /* Translators: This is the word for the number 10^6, one thousand thousands. */ "Million", /* Translators: This is the word for the number 10^9, one thousand millions. WATCH OUT: In British English and many other languages this word is used for 10^12 which is one million millions! In contrast to this, here in GnuCash this is used in the American English meaning of 10^9. */ "Billion", /* Translators: This is the word for the number 10^12, one million millions. */ "Trillion", /* Translators: This is the word for the number 10^15 */ "Quadrillion", /* Translators: This is the word for the number 10^18 */ "Quintillion" }; static gchar * integer_to_words(gint64 val) { gint64 log_val, pow_val, this_part; GString *result; gchar *tmp; if (val == 0) return g_strdup("zero"); if (val < 0) val = -val; result = g_string_sized_new(100); while (val >= 1000) { log_val = log10(val) / 3 + FUDGE; pow_val = exp(log_val * 3 * G_LN10) + FUDGE; this_part = val / pow_val; val -= this_part * pow_val; tmp = integer_to_words(this_part); g_string_append_printf(result, "%s %s ", tmp, gettext(big_numbers[log_val])); g_free(tmp); } if (val >= 100) { this_part = val / 100; val -= this_part * 100; g_string_append_printf(result, "%s %s ", gettext(small_numbers[this_part]), gettext(big_numbers[0])); } if (val > 20) { this_part = val / 10; val -= this_part * 10; g_string_append(result, gettext(medium_numbers[this_part])); g_string_append_c(result, ' '); } if (val > 0) { this_part = val; val -= this_part; g_string_append(result, gettext(small_numbers[this_part])); g_string_append_c(result, ' '); } result = g_string_truncate(result, result->len - 1); return g_string_free(result, FALSE); } #ifdef _MSC_VER static double round(double x) { // A simple round() implementation because MSVC doesn't seem to have that return floor(x + 0.5); } #endif gchar * number_to_words(gdouble val, gint64 denom) { gint64 int_part, frac_part; gchar *int_string, *nomin_string, *denom_string, *full_string; if (val < 0) val = -val; if (denom < 0) denom = -denom; int_part = floor(val); frac_part = round((val - int_part) * denom); int_string = integer_to_words(int_part); /* Inside of the gettext macro _(...) we must not use any macros but only plain string literals. For this reason, convert the strings separately. */ nomin_string = g_strdup_printf("%02" G_GINT64_FORMAT, frac_part); denom_string = g_strdup_printf("%" G_GINT64_FORMAT, denom); full_string = /* Translators: This is for the "amount, in words" field in check printing. The first %s is the integer amount of dollars (or whatever currency), the second and third %s the cent amount as a fraction, e.g. 47/100. */ g_strdup_printf("%s and %s/%s", int_string, nomin_string, denom_string); g_free(int_string); g_free(nomin_string); g_free(denom_string); return full_string; } gchar * numeric_to_words(gnc_numeric val) { return number_to_words(gnc_numeric_to_double(val), gnc_numeric_denom(val)); } const gchar * printable_value (gdouble val, gint denom) { GNCPrintAmountInfo info; gnc_numeric num; num = gnc_numeric_create(round(val * denom), denom); info = gnc_share_print_info_places(log10(denom)); return xaccPrintAmount (num, info); } /********************************************************************\ * xaccParseAmount * * parses amount strings using locale data * * * * Args: in_str -- pointer to string rep of num * * monetary -- boolean indicating whether value is monetary * * result -- pointer to result location, may be NULL * * endstr -- used to store first digit not used in parsing * * Return: gboolean -- TRUE if a number found and parsed * * If FALSE, result is not changed * \********************************************************************/ /* Parsing state machine states */ typedef enum { START_ST, /* Parsing initial whitespace */ NEG_ST, /* Parsed a negative sign or a left paren */ PRE_GROUP_ST, /* Parsing digits before grouping and decimal characters */ START_GROUP_ST, /* Start of a digit group encountered (possibly) */ IN_GROUP_ST, /* Within a digit group */ FRAC_ST, /* Parsing the fractional portion of a number */ DONE_ST, /* Finished, number is correct module grouping constraints */ NO_NUM_ST /* Finished, number was malformed */ } ParseState; #define done_state(state) (((state) == DONE_ST) || ((state) == NO_NUM_ST)) G_INLINE_FUNC long long int multiplier (int num_decimals); long long int multiplier (int num_decimals) { switch (num_decimals) { case 8: return 100000000; case 7: return 10000000; case 6: return 1000000; case 5: return 100000; case 4: return 10000; case 3: return 1000; case 2: return 100; case 1: return 10; default: PERR("bad fraction length"); g_assert_not_reached(); break; } return 1; } gboolean xaccParseAmount (const char * in_str, gboolean monetary, gnc_numeric *result, char **endstr) { struct lconv *lc = gnc_localeconv(); gunichar negative_sign; gunichar decimal_point; gunichar group_separator; char *group; negative_sign = g_utf8_get_char(lc->negative_sign); if (monetary) { group_separator = g_utf8_get_char(lc->mon_thousands_sep); decimal_point = g_utf8_get_char(lc->mon_decimal_point); group = lc->mon_grouping; } else { group_separator = g_utf8_get_char(lc->thousands_sep); decimal_point = g_utf8_get_char(lc->decimal_point); group = lc->grouping; } return xaccParseAmountExtended(in_str, monetary, negative_sign, decimal_point, group_separator, group, NULL, result, endstr); } /* Note: xaccParseAmountExtended causes test-print-parse-amount to fail if QOF_SCANF_LLD is simply replaced by G_GINT64_FORMAT. Why? A: Because scanf and printf use different symbols for 64-bit numbers. */ gboolean xaccParseAmountExtended (const char * in_str, gboolean monetary, gunichar negative_sign, gunichar decimal_point, gunichar group_separator, char *group, char *ignore_list, gnc_numeric *result, char **endstr) { gboolean is_negative; gboolean got_decimal; gboolean need_paren; GList * group_data; long long int numer; long long int denom; int count, group_count; ParseState state; const gchar *in; gunichar uc; gchar *out_str; gchar *out; /* Initialize *endstr to in_str */ if (endstr != NULL) *endstr = (char *) in_str; if (in_str == NULL) return FALSE; if (!g_utf8_validate(in_str, -1, &in)) { printf("Invalid utf8 string '%s'. Bad character at position %ld.\n", in_str, g_utf8_pointer_to_offset (in_str, in)); return FALSE; } /* 'out_str' will be used to store digits for numeric conversion. * 'out' will be used to traverse out_str. */ out = out_str = g_new(gchar, strlen(in_str) + 128); /* 'in' is used to traverse 'in_str'. */ in = in_str; is_negative = FALSE; got_decimal = FALSE; need_paren = FALSE; group_data = NULL; group_count = 0; numer = 0; denom = 1; /* Initialize the state machine */ state = START_ST; /* This while loop implements a state machine for parsing numbers. */ while (TRUE) { ParseState next_state = state; uc = g_utf8_get_char(in); /* Ignore anything in the 'ignore list' */ if (ignore_list && uc && g_utf8_strchr(ignore_list, -1, uc) != NULL) { in = g_utf8_next_char(in); continue; } /* Note we never need to check for the end of 'in_str' explicitly. * The 'else' clauses on all the state transitions will handle that. */ switch (state) { /* START_ST means we have parsed 0 or more whitespace characters */ case START_ST: if (g_unichar_isdigit(uc)) { count = g_unichar_to_utf8(uc, out); out += count; /* we record the digits themselves in out_str * for later conversion by libc routines */ next_state = PRE_GROUP_ST; } else if (uc == decimal_point) { next_state = FRAC_ST; } else if (g_unichar_isspace(uc)) { } else if (uc == negative_sign) { is_negative = TRUE; next_state = NEG_ST; } else if (uc == '(') { is_negative = TRUE; need_paren = TRUE; next_state = NEG_ST; } else { next_state = NO_NUM_ST; } break; /* NEG_ST means we have just parsed a negative sign. For now, * we only recognize formats where the negative sign comes first. */ case NEG_ST: if (g_unichar_isdigit(uc)) { count = g_unichar_to_utf8(uc, out); out += count; next_state = PRE_GROUP_ST; } else if (uc == decimal_point) { next_state = FRAC_ST; } else if (g_unichar_isspace(uc)) { } else { next_state = NO_NUM_ST; } break; /* PRE_GROUP_ST means we have started parsing the number, but * have not encountered a decimal point or a grouping character. */ case PRE_GROUP_ST: if (g_unichar_isdigit(uc)) { count = g_unichar_to_utf8(uc, out); out += count; } else if (uc == decimal_point) { next_state = FRAC_ST; } else if (uc == group_separator) { next_state = START_GROUP_ST; } else if (uc == ')' && need_paren) { next_state = DONE_ST; need_paren = FALSE; } else { next_state = DONE_ST; } break; /* START_GROUP_ST means we have just parsed a group character. * Note that group characters might be whitespace!!! In general, * if a decimal point or a group character is whitespace, we * try to interpret it in the fashion that will allow parsing * of the current number to continue. */ case START_GROUP_ST: if (g_unichar_isdigit(uc)) { count = g_unichar_to_utf8(uc, out); out += count; group_count++; /* We record the number of digits * in the group for later checking. */ next_state = IN_GROUP_ST; } else if (uc == decimal_point) { /* If we now get a decimal point, and both the decimal * and the group separator are also whitespace, assume * the last group separator was actually whitespace and * stop parsing. Otherwise, there's a problem. */ if (g_unichar_isspace(group_separator) && g_unichar_isspace(decimal_point)) next_state = DONE_ST; else next_state = NO_NUM_ST; } else if (uc == ')' && need_paren) { if (g_unichar_isspace(group_separator)) { next_state = DONE_ST; need_paren = FALSE; } else next_state = NO_NUM_ST; } else { /* If the last group separator is also whitespace, * assume it was intended as such and stop parsing. * Otherwise, there is a problem. */ if (g_unichar_isspace(group_separator)) next_state = DONE_ST; else next_state = NO_NUM_ST; } break; /* IN_GROUP_ST means we are in the middle of parsing * a group of digits. */ case IN_GROUP_ST: if (g_unichar_isdigit(uc)) { count = g_unichar_to_utf8(uc, out); out += count; group_count++; /* We record the number of digits * in the group for later checking. */ } else if (uc == decimal_point) { next_state = FRAC_ST; } else if (uc == group_separator) { next_state = START_GROUP_ST; } else if (uc == ')' && need_paren) { next_state = DONE_ST; need_paren = FALSE; } else { next_state = DONE_ST; } break; /* FRAC_ST means we are now parsing fractional digits. */ case FRAC_ST: if (g_unichar_isdigit(uc)) { count = g_unichar_to_utf8(uc, out); out += count; } else if (uc == decimal_point) { /* If a subsequent decimal point is also whitespace, * assume it was intended as such and stop parsing. * Otherwise, there is a problem. */ if (g_unichar_isspace(decimal_point)) next_state = DONE_ST; else next_state = NO_NUM_ST; } else if (uc == group_separator) { /* If a subsequent group separator is also whitespace, * assume it was intended as such and stop parsing. * Otherwise, there is a problem. */ if (g_unichar_isspace(group_separator)) next_state = DONE_ST; else next_state = NO_NUM_ST; } else if (uc == ')' && need_paren) { next_state = DONE_ST; need_paren = FALSE; } else { next_state = DONE_ST; } break; default: PERR("bad state"); g_assert_not_reached(); break; } /* If we're moving out of the IN_GROUP_ST, record data for the group */ if ((state == IN_GROUP_ST) && (next_state != IN_GROUP_ST)) { group_data = g_list_prepend(group_data, GINT_TO_POINTER(group_count)); group_count = 0; } /* If we're moving into the FRAC_ST or out of the machine * without going through FRAC_ST, record the integral value. */ if (((next_state == FRAC_ST) && (state != FRAC_ST)) || ((next_state == DONE_ST) && !got_decimal)) { *out = '\0'; if (*out_str != '\0' && sscanf(out_str, QOF_SCANF_LLD, &numer) < 1) { next_state = NO_NUM_ST; } else if (next_state == FRAC_ST) { /* reset the out pointer to record the fraction */ out = out_str; *out = '\0'; got_decimal = TRUE; } } state = next_state; if (done_state (state)) break; in = g_utf8_next_char(in); } /* If there was an error, just quit */ if (need_paren || (state == NO_NUM_ST)) { g_free(out_str); g_list_free(group_data); return FALSE; } /* If there were groups, validate them */ if (group_data != NULL) { gboolean good_grouping = TRUE; GList *node; /* The groups were built in reverse order. This * is the easiest order to verify them in. */ for (node = group_data; group && node; node = node->next) { /* Verify group size */ if (*group != GPOINTER_TO_INT(node->data)) { good_grouping = FALSE; break; } /* Peek ahead at the next group code */ switch (group[1]) { /* A null char means repeat the last group indefinitely */ case '\0': break; /* CHAR_MAX means no more grouping allowed */ case CHAR_MAX: if (node->next != NULL) good_grouping = FALSE; break; /* Anything else means another group size */ default: group++; break; } if (!good_grouping) break; } g_list_free(group_data); if (!good_grouping) { g_free(out_str); return FALSE; } } /* Cap the end of the fraction string, if any */ *out = '\0'; /* Add in fractional value */ if (got_decimal && (*out_str != '\0')) { size_t len; long long int fraction; len = strlen(out_str); if (len > 8) { out_str[8] = '\0'; len = 8; } if (sscanf (out_str, QOF_SCANF_LLD, &fraction) < 1) { g_free(out_str); return FALSE; } denom = multiplier(len); numer *= denom; numer += fraction; } else if (monetary && auto_decimal_enabled && !got_decimal) { if ((auto_decimal_places > 0) && (auto_decimal_places < 9)) { denom = multiplier(auto_decimal_places); /* No need to multiply numer by denom at this point, * since by specifying the auto decimal places the * user has effectively determined the scaling factor * for the numerator they entered. */ } } if (result != NULL) { *result = gnc_numeric_create (numer, denom); if (is_negative) *result = gnc_numeric_neg (*result); } if (endstr != NULL) *endstr = (char *) in; g_free (out_str); return TRUE; } /* enable/disable the auto_decimal_enabled option */ static void gnc_set_auto_decimal_enabled (gpointer settings, gchar *key, gpointer user_data) { auto_decimal_enabled = gnc_prefs_get_bool (GNC_PREFS_GROUP_GENERAL, GNC_PREF_AUTO_DECIMAL_POINT); } /* set the number of auto decimal places to use */ static void gnc_set_auto_decimal_places (gpointer settings, gchar *key, gpointer user_data) { auto_decimal_places = gnc_prefs_get_float (GNC_PREFS_GROUP_GENERAL, GNC_PREF_AUTO_DECIMAL_PLACES); } static void gnc_auto_decimal_init (void) { auto_decimal_enabled = gnc_prefs_get_bool (GNC_PREFS_GROUP_GENERAL, GNC_PREF_AUTO_DECIMAL_POINT); auto_decimal_places = gnc_prefs_get_float (GNC_PREFS_GROUP_GENERAL, GNC_PREF_AUTO_DECIMAL_PLACES); } void gnc_ui_util_init (void) { gnc_configure_account_separator (); gnc_auto_decimal_init(); gnc_prefs_register_cb(GNC_PREFS_GROUP_GENERAL, GNC_PREF_ACCOUNT_SEPARATOR, gnc_configure_account_separator, NULL); gnc_prefs_register_cb(GNC_PREFS_GROUP_GENERAL, GNC_PREF_REVERSED_ACCTS_NONE, gnc_configure_reverse_balance, NULL); gnc_prefs_register_cb(GNC_PREFS_GROUP_GENERAL, GNC_PREF_REVERSED_ACCTS_CREDIT, gnc_configure_reverse_balance, NULL); gnc_prefs_register_cb(GNC_PREFS_GROUP_GENERAL, GNC_PREF_REVERSED_ACCTS_INC_EXP, gnc_configure_reverse_balance, NULL); gnc_prefs_register_cb(GNC_PREFS_GROUP_GENERAL, GNC_PREF_CURRENCY_CHOICE_LOCALE, gnc_currency_changed_cb, NULL); gnc_prefs_register_cb(GNC_PREFS_GROUP_GENERAL, GNC_PREF_CURRENCY_CHOICE_OTHER, gnc_currency_changed_cb, NULL); gnc_prefs_register_cb(GNC_PREFS_GROUP_GENERAL, GNC_PREF_CURRENCY_OTHER, gnc_currency_changed_cb, NULL); gnc_prefs_register_cb(GNC_PREFS_GROUP_GENERAL_REPORT, GNC_PREF_CURRENCY_CHOICE_LOCALE, gnc_currency_changed_cb, NULL); gnc_prefs_register_cb(GNC_PREFS_GROUP_GENERAL_REPORT, GNC_PREF_CURRENCY_CHOICE_OTHER, gnc_currency_changed_cb, NULL); gnc_prefs_register_cb(GNC_PREFS_GROUP_GENERAL_REPORT, GNC_PREF_CURRENCY_OTHER, gnc_currency_changed_cb, NULL); gnc_prefs_register_cb(GNC_PREFS_GROUP_GENERAL, GNC_PREF_AUTO_DECIMAL_POINT, gnc_set_auto_decimal_enabled, NULL); gnc_prefs_register_cb(GNC_PREFS_GROUP_GENERAL, GNC_PREF_AUTO_DECIMAL_PLACES, gnc_set_auto_decimal_places, NULL); }