ObjFW  Check-in [e731dc4c75]

/*! @file */

#define OF_LOCALIZED(ID, ...)				\
	[[OFLocalization sharedLocalization]		\
	    localizedStringForID: ID			\
			fallback: __VA_ARGS__, nil]

@class OFMutableArray OF_GENERIC(ObjectType);
@class OFDictionary OF_GENERIC(KeyType, ObjectType);

/*!
 * @class OFLocalization OFLocalization.h ObjFW/OFLocalization.h
 *
 * @brief A class for querying the locale and retrieving localized strings.
 */
@interface OFLocalization: OFObject
{
	OFString *_language;
	OFString *_territory;
	of_string_encoding_t _encoding;
	OFString *_decimalPoint;
	OFMutableArray OF_GENERIC(OFDictionary OF_GENERIC(OFString*, id)*)
	    *_localizedStrings;
}

/**
 * The language of the locale.
 *
 * If the language is unknown, it is `nil`.
 */

/*!
 * @brief Returns the decimal point of the system's locale.
 *
 * @return The decimal point of the system's locale
 */
+ (OFString*)decimalPoint;

/*!
 * @brief Adds a directory to scan for language files.
 *
 * @param path The path to the directory to scan for language files
 */
+ (void)addLanguageDirectory: (OFString*)path;

/*!
 * @brief Initializes the OFLocalization singleton with the specified locale.
 *
 * @warning You should never call this yourself, except if you do not use
 *	    @ref OFApplication. In this case, you need to allocate exactly one
 *	    instance of OFLocalization, which will be come the singleton, and
 *	    call this method.
 *
 * @param locale The locale used, as returned from `setlocale()`
 */
- initWithLocale: (char*)locale;

/*!
 * @brief Adds a directory to scan for language files.
 *
 * @param path The path to the directory to scan for language files
 */
- (void)addLanguageDirectory: (OFString*)path;

/*!
 * @brief Returns the localized string for the specified ID, using the fallback
 *	  string if it cannot be looked up or is missing.
 *
 * @note This takes a variadic argument, terminated by `nil`, that consists of
 *	 pairs of variable names and variable values, which will be replaced
 *	 inside the localized string. For example, you can pass
 *	 `@"name", @"foo", nil`, causing `%[name]` to be replaced with `foo` in
 *	 the localized string.
 *
 * @note Generally, you want to use @ref OF_LOCALIZED instead, which also takes
 *	 care of the `nil` sentinel automatically.
 *
 * @param ID The ID for the localized string
 * @param fallback The fallback to use in case the localized string cannot be
 *		   looked up or is missing
 * @return The localized string
 */
- (OFString*)localizedStringForID: (OFConstantString*)ID
			 fallback: (OFConstantString*)fallback, ... OF_SENTINEL;

/**
 * @brief Returns the localized string for the specified ID, using the fallback
 *	  string if it cannot be looked up or is missing.
 *
 * @note This takes a variadic argument, terminated by `nil` and passed as
 *	 va_list, that consists of pairs of variable names and variable values,
 *	 which will be replaced inside the localized string. For example, you

#include "config.h"

#include <locale.h>

#import "OFLocalization.h"
#import "OFString.h"
#import "OFArray.h"
#import "OFDictionary.h"

#import "OFInvalidArgumentException.h"

static OFLocalization *sharedLocalization = nil;

@implementation OFLocalization
@synthesize language = _language, territory = _territory, encoding = _encoding;

	return [sharedLocalization encoding];
}

+ (OFString*)decimalPoint
{
	return [sharedLocalization decimalPoint];
}

+ (void)addLanguageDirectory: (OFString*)path
{
	[sharedLocalization addLanguageDirectory: path];
}

- initWithLocale: (char*)locale
{
	self = [super init];

	@try {
		_localizedStrings = [[OFMutableArray alloc] init];
	} @catch (id e) {
		[self release];
		@throw e;
	}

	if (locale == NULL) {
		_encoding = OF_STRING_ENCODING_UTF_8;
		_decimalPoint = @".";
		return self;
	}

	locale = of_strdup(locale);

	@try {
		char *tmp;
		size_t tmpLen;

		/* We don't care for extras behind the @ */
		if ((tmp = strrchr(locale, '@')) != NULL)
			*tmp = '\0';

		/* Encoding */
		if ((tmp = strrchr(locale, '.')) != NULL) {


			*tmp++ = '\0';

			tmpLen = strlen(tmp);
			for (size_t i = 0; i < tmpLen; i++)
				tmp[i] = of_ascii_tolower(tmp[i]);

			if (strcmp(tmp, "utf8") == 0 ||

			else if (strcmp(tmp, "1252") == 0)
				_encoding = OF_STRING_ENCODING_WINDOWS_1252;
		}

		/* Territory */
		if ((tmp = strrchr(locale, '_')) != NULL) {
			*tmp++ = '\0';

			tmpLen = strlen(tmp);
			for (size_t i = 0; i < tmpLen; i++)
				tmp[i] = of_ascii_tolower(tmp[i]);

			_territory = [[OFString alloc]
			    initWithCString: tmp
				   encoding: OF_STRING_ENCODING_ASCII
				     length: tmpLen];
		}

		tmpLen = strlen(tmp);
		for (size_t i = 0; i < tmpLen; i++)
			tmp[i] = of_ascii_tolower(tmp[i]);

		_language = [[OFString alloc]
		    initWithCString: locale
			   encoding: OF_STRING_ENCODING_ASCII
			     length: tmpLen];

		_decimalPoint = [[OFString alloc]
		    initWithCString: localeconv()->decimal_point
			   encoding: _encoding];
	} @catch (id e) {
		[self release];
		@throw e;
	} @finally {
		free(locale);
	}

	sharedLocalization = self;

	return self;
}

- (void)dealloc
{
	[_language release];
	[_territory release];
	[_decimalPoint release];
	[_localizedStrings release];

	[super dealloc];
}

- (void)addLanguageDirectory: (OFString*)path
{
	void *pool = objc_autoreleasePoolPush();
	OFString *mapPath =
	    [path stringByAppendingPathComponent: @"languages.json"];
	OFDictionary *map =
	    [[OFString stringWithContentsOfFile: mapPath] JSONValue];
	OFString *languageFile;

	languageFile = [[map objectForKey: _language] objectForKey: _territory];
	if (languageFile == nil)
		languageFile = [[map objectForKey: _language]
		    objectForKey: @""];

	if (languageFile == nil) {
		objc_autoreleasePoolPop(pool);
		return;
	}

	languageFile = [path stringByAppendingPathComponent:
	    [languageFile stringByAppendingString: @".json"]];

	[_localizedStrings addObject:
	    [[OFString stringWithContentsOfFile: languageFile] JSONValue]];

	objc_autoreleasePoolPop(pool);
}

- (OFString*)localizedStringForID: (OFConstantString*)ID
			 fallback: (OFConstantString*)fallback, ...
{
	OFString *ret;
	va_list args;

- (OFString*)localizedStringForID: (OFConstantString*)ID
			 fallback: (OFConstantString*)fallback
			arguments: (va_list)arguments
{
	OFMutableString *ret = [OFMutableString string];
	void *pool = objc_autoreleasePoolPush();
	const char *UTF8String = NULL;

	size_t last, UTF8StringLength;
	int state = 0;

	for (OFDictionary *strings in _localizedStrings) {
		id string = [strings objectForKey: ID];

		if (string == nil)
			continue;

		if ([string isKindOfClass: [OFArray class]])
			string = [string componentsJoinedByString: @""];

		UTF8String = [string UTF8String];
		UTF8StringLength = [string UTF8StringLength];
		break;
	}

	if (UTF8String == NULL) {
		UTF8String = [fallback UTF8String];
		UTF8StringLength = [fallback UTF8StringLength];
	}

	state = 0;
	last = 0;
	for (size_t i = 0; i < UTF8StringLength; i++) {
		switch (state) {
		case 0:
			if (UTF8String[i] == '%') {
				[ret appendUTF8String: UTF8String + last
					       length: i - last];

include ../../buildsys.mk

PACKAGE_NAME = ofhttp

${PROG}: ${LIBOBJFW_DEP_LVL2}

CPPFLAGS += -I../../src			\
	    -I../../src/runtime		\
	    -I../../src/exceptions	\
	    -I../..			\
	    -DDATADIR=\"${datadir}\"
LIBS := -L../../src -lobjfw ${LIBS}
LD = ${OBJC}
LDFLAGS += ${LDFLAGS_RPATH}

		{ 'v', @"verbose", 0, &_verbose, NULL },
		{ '\0', nil, 0, NULL, NULL }
	};
	OFOptionsParser *optionsParser = [OFOptionsParser
	    parserWithOptions: options];
	of_unichar_t option;

	[OFLocalization addLanguageDirectory: [OFString pathWithComponents:
	    [OFArray arrayWithObjects: @DATADIR, @"ofhttp", @"lang", nil]]];

	while ((option = [optionsParser nextOption]) != '\0') {
		switch (option) {
		case 'b':
			[self setBody: [optionsParser argument]];
			break;
		case 'h':
			help(of_stdout, true, 0);

{
    "usage": "Benutzung: %[prog] -[cehHmoOPqv] url1 [url2 ...]\n",
    "full_usage": [
        "\n",
        "Optionen:\n",
        "    -b  --body             Angegebene Datei als Body übergeben\n",
        "    -c  --continue         Download von existierender Datei ",
	"fortsetzen\n",
        "    -f  --force            Existierende Datei überschreiben\n",
        "    -h  --help             Diese Hilfe anzeigen\n",
        "    -H  --header           Einen Header (z.B. X-Foo:Bar) hinzufügen\n",
        "    -m  --method           HTTP Request-Methode setzen\n",
        "    -o  --output           Ausgabe-Dateiname angeben\n",
        "    -O  --detect-filename  Dateiname mittels HEAD-Request ermitteln\n",

        "    -P  --proxy            SOCKS5-Proxy angeben\n",
        "    -q  --quiet            Ruhiger Modus (keine Ausgabe außer Fehler)",
	"\n",
        "    -v  --verbose          Geschwätziger Modus (gibt Header aus)\n"
    ],
    "invalid_input_header": [
        "%[prog]: Header müssen im Format Name:Wert sein!\n"
    ],
    "invalid_input_method": "%[prog]: Ungültige Request-Methode %[method]!\n",
    "invalid_input_proxy": "%[prog]: Proxy muss im Format Host:Port sein!\n",
    "long_argument_missing": "%[prog]: Argument für Option --%[opt] fehlt\n",

{
    "de": {
        "": "de"
    },
    "german": {
        "": "de"
    }
}