boinc/html/inc/translation.inc

294 lines
12 KiB
PHP

<?php
$cvs_version_tracker[]="\$Id$"; //Generated automatically - do not edit
$lang_language_dir = "../languages/";
$lang_translations_dir = "translations/";
$lang_prj_translations_dir = "project_specific_translations/";
$lang_compiled_dir = "compiled/";
$lang_project_default = "en";
$lang_log_level = 0;
$lang_log_file = $lang_language_dir."translator.log";
/*************************
* Parses the language interface file containing the tokens (can parse .po-style files)
************************/
function parseLanguageInterface($file){
$translation_file = file($file);
for ($i = 0;$i<sizeof($translation_file);$i++){
$entry = ltrim(trim($translation_file[$i]));
if (($pos=strpos($entry, "msgid"))!==false){ //If found msgid entry
$token=getPOLineContent($entry);
if (ltrim(trim($token))!=""){
$interface[]=$token;
}
}
}
return $interface;
}
/***************************
* Builds the lookup arrays from the language interface file
* and the language files found in the $dir directory subtree
***************************/
function buildLanguages($langdir,$transdir,$prjtransdir,$compdir){
global $lang_project_default;
$fh=fopen($langdir."last_compile_timer","w"); //Touching compile timer
fwrite($fh, time());
fclose($fh);
//First build the list of defines for the tokens
//and place it in an include file in the directory
$interface = parseLanguageInterface($langdir.$transdir.$lang_project_default.".po"); //Get the interface
if (!$fh = fopen($langdir.$compdir."language_interface.inc","w")) { language_log("Could not access $langdir $compdir - please check permissions",2); exit;};
fwrite($fh, "<?php\n");
for ($i=0;$i<sizeof($interface);$i++){
fwrite($fh, "define(".$interface[$i].",".$i.");\n"); //Translate to PHP
}
fwrite($fh, '?>');
fclose($fh);
$real_interface_size = sizeof($interface);
//Now run trough each language and recompile their
//lookup arrays.
if (is_dir($langdir.$transdir)) {
if ($dh = opendir($langdir.$transdir)) { //If dir exists
while (($file = readdir($dh)) !== false) { //read contents
if ($file==".." or $file=="."){
} else if (substr($file,-3)==".po"){ //only files ending in .po
///////////////////////////////////////////////////////////////////////////////////////////////////
language_log("----------------Compiling $file---------------",0);
$language = parseLanguage($langdir.$transdir.$file, $interface);
if (!$fh = fopen($langdir.$compdir.$file.".inc","w")) { language_log("ERROR: could not access $langdir $compdir - please check permissions",2); exit;};
fwrite($fh, "<?php\n");
$keys = array_keys($language);
for ($i=0;$i<sizeof($interface);$i++){
if ($language[$keys[$i]]!="")
fwrite($fh, "\$language_lookup_array[".$keys[$i]."] = \"".addslashes($language[$keys[$i]])."\";\n"); //Translate to PHP
}
fwrite($fh, '?>');
fclose($fh);
//////////////////////////////////////////////////////////////////////////////////////////////////
} else {
//debug("File $file with unknown extension found in $info_dir");
}
}
closedir($dh);
} else {
//debug("$info_dir could not be opened - check permissions?");
}
} else {
//debug("$info_dir not found or is not a directory");
}
//Do the same again, this time for the project specific language files and instead of
//creating new compiled files just add to whatever existing ones
if (is_dir($langdir.$prjtransdir)) {
$interface = parseLanguageInterface($langdir.$prjtransdir.$lang_project_default.".po"); //Get the interface
if (!$fh = fopen($langdir.$compdir."language_interface.inc","a")) { language_log("ERROR: could not access $langdir $compdir - please check permissions",2); exit;};
fwrite($fh, "<?php\n");
for ($i=0;$i<sizeof($interface);$i++){
fwrite($fh, "define(".$interface[$i].",".($i+$real_interface_size).");\n"); //Translate to PHP
}
fwrite($fh, '?>');
fclose($fh);
if ($dh = opendir($langdir.$prjtransdir)) { //If dir exists
while (($file = readdir($dh)) !== false) { //read contents
if ($file==".." or $file=="."){
} else if (substr($file,-3)==".po"){ //only files ending in .po
///////////////////////////////////////////////////////////////////////////////////////////////////
language_log("----------------Compiling project specific $file---------------",0);
$language = parseLanguage($langdir.$prjtransdir.$file, $interface);
if (!$fh = fopen($langdir.$compdir.$file.".inc","a")) { language_log("ERROR: could not access $langdir $compdir - please check permissions",2); exit;};
fwrite($fh, "<?php\n");
$keys = array_keys($language);
for ($i=0;$i<sizeof($interface);$i++){
if ($language[$keys[$i]]!="")
fwrite($fh, "\$language_lookup_array[".($real_interface_size+$keys[$i])."] = \"".addslashes($language[$keys[$i]])."\";\n"); //Translate to PHP
}
fwrite($fh, '?>');
fclose($fh);
//////////////////////////////////////////////////////////////////////////////////////////////////
} else {
//debug("File $file with unknown extension found in $info_dir");
}
}
closedir($dh);
} else {
//debug("$info_dir could not be opened - check permissions?");
}
} else {
//debug("$info_dir not found or is not a directory");
}
}
/***************************
* Have some of the files changed?
**************************/
function languagesNeedsRebuild($langdir,$transdir,$prjtransdir, $compdir){
// return true; //Uncomment this to speed up things when you know that you will manually recompile the languages when updated...
$last_compile = filemtime($langdir."last_compile_timer"); //This file gets touched each time a compile finishes
if (is_dir($langdir.$transdir)) {
if ($dh = opendir($langdir.$transdir)) { //If dir exists
while (($file = readdir($dh)) !== false) { //read contents
if ($file==".." or $file=="."){
} else if (substr($file,-3)==".po"){ //only files ending in .po
if (filemtime($langdir.$transdir.$file)>$last_compile) return true;
}
}
closedir($dh);
}
}
if (is_dir($langdir.$prjtransdir)) {
if ($dh = opendir($langdir.$prjtransdir)) { //If dir exists
while (($file = readdir($dh)) !== false) { //read contents
if ($file==".." or $file=="."){
} else if (substr($file,-3)==".po"){ //only files ending in .po
if (filemtime($langdir.$prjtransdir.$file)>$last_compile) return true;
}
}
closedir($dh);
}
}
return false; //All checks say that nothing has changed.
}
/**************************
* Parses a gettext .po-file into an indexed PHP array,
* checking for inconsistencies if needed.
* The $file is parsed and validated against $interface
*************************/
function parseLanguage($file, $interface){
if (sizeof($interface)<1){ language_log("No interface defined for 'compileLanguages()'",2); exit;}
$translation_file = file($file);
$first_entry = true;
for ($i = 0;$i<sizeof($translation_file);$i++){
$entry = ltrim(trim($translation_file[$i]));
//echo $entry;
if (($pos=strpos($entry, "msgid"))!==false){ //If found msgid entry
if (!$first_entry){ //If this is not the first, save the previous entry
//Does token msgid entry exist in interface?
//If so, add to output
$id = checkToken($current_token, $interface, $i);
if ($id!==false){
$output[$id]=$current_token_text;
}
}
$current_token = getPOLineContent($entry);
$current_token_text="";
$first_entry=false; //Now it is no longer the first entry
} elseif (substr($translation_file[$i],0,1)!="#") {
//echo "Else";
$current_token_text.=getPOLineContent($entry);
}
}
$id = checkToken($current_token, $interface, $i);
if ($id!==false){
$output[$id]=$current_token_text;
}
checkMissingTokens($output, $interface);
return $output;
}
/*********************
* Checks if token is in interface.
* Displays error if not
**********************/
function checkToken($current_token, $interface, $line){
$id = array_search($current_token,$interface);
if ($id===false){
language_log("Above line ".$line.": Language file $file has a token (".$current_token.") that is not defined in the interface.",1);
return false;
} else {
return $id;
}
}
/*****************
* This function prints any missing tokens as errors
*****************/
function checkMissingTokens($language_array, $interface){
$diff = array_values(array_diff( array_keys($interface),array_keys($language_array)));
for ($i=0; $i<sizeof($diff); $i++){
language_log("Language file is missing token (".$interface[$diff[$i]].")",1);
}
}
/***********************
* Returns the contents of a line (ie removes "" from start and end)
*********************/
function getPOLineContent($line){
$start = strpos($line, '"')+1;
$stop = strrpos($line, '"');
return substr($line, $start, $stop-$start);
}
/************************
* Translate token
* Use the token name as a constant - like echo tr(MENU_ABOUT);
************************/
function tr($tokennumber){
global $language_lookup_array, $default_language_lookup_array;
if (strval(intval($tokennumber))!=$tokennumber){
echo "token $tokennumber missing from language interface.";
}
if (array_key_exists($tokennumber,$language_lookup_array)){ //If language has got the token
return stripslashes($language_lookup_array[$tokennumber]); //If found in client language, return that
}
if (array_key_exists($tokennumber, $default_language_lookup_array)){ //Fallback to a lookup in the project default language
return stripslashes($default_language_lookup_array[$tokennumber]); //Return from default language
}
return "[MISSING TEXT]"; //If not found there either, display "MISSING TEXT"
}
function language_log($message, $loglevel=0){
global $lang_log_level, $lang_log_file;
if ($loglevel==0) $msg = "[ Debug ]";
if ($loglevel==1) $msg = "[ Warning ]";
if ($loglevel==2) $msg = "[ CRITICAL ]";
if ($loglevel>=$lang_log_level){
$fh = fopen($lang_log_file,"a");
fwrite($fh, date("Y-m-d H:i:s",time())." ".$msg." ".$message."\n");
fclose($fh);
}
}
if (languagesNeedsRebuild($lang_language_dir, $lang_translations_dir, $lang_prj_translations_dir, $lang_compiled_dir) || get_str("compile_languages")){
buildLanguages($lang_language_dir,$lang_translations_dir,$lang_prj_translations_dir, $lang_compiled_dir);
}
// Define some constants that the language files can use in the translation:
$PROJECT = PROJECT;
if (file_exists($lang_language_dir.$lang_compiled_dir."language_interface.inc")){
require_once($lang_language_dir.$lang_compiled_dir."language_interface.inc");
require_once($lang_language_dir.$lang_compiled_dir.$lang_project_default.".po.inc");
$default_language_lookup_array=$language_lookup_array;
//Find out which language to use (todo: iterate trough list instead of picking first out:
$client_language=strtolower(substr($HTTP_SERVER_VARS["HTTP_ACCEPT_LANGUAGE"],0,2));
if ($client_language!=$lang_project_default){
if (file_exists($lang_language_dir.$lang_compiled_dir.$client_language.".po.inc")){ //If we have the language
require_once($lang_language_dir.$lang_compiled_dir.$client_language.".po.inc"); //Include it
}
}
} else {
language_log("Could not load language interface.",2);
echo "ERROR: Could not load language interface. This is a fatal error, exitting."; flush; exit;
};
?>