mirror of https://github.com/BOINC/boinc.git
Translation functions (currently no support for project specific expansions)
svn path=/trunk/boinc/; revision=5254
This commit is contained in:
Janus B. Kristensen
parent
514c30a705
commit
0b5da1f400
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<?php
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$cvs_version_tracker[]="\$Id$"; //Generated automatically - do not edit
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$lang_language_dir = "../languages/";
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$lang_translations_dir = "translations/";
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$lang_compiled_dir = "compiled/";
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$lang_project_default = "en";
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/*************************
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* Parses the language interface file containing the tokens
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************************/
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function parseLanguageInterface($file){
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$interface_file=file($file);
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for ($i=0;$i<sizeof($interface_file);$i++){ //For each line in the language interface
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$token = ltrim(trim($interface_file[$i])); //Get the token
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if (substr($token,0,1)!="#"){ //If not comment
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if (strpos($token," ") or strpos($token, "<")){ //If token is malformed
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echo "Unexpected letters/spaces in line ".($i+1)." - token (".$token.") malformed and not recognized<br>\n";
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} else { //Else
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$interface[] = $token; //Store the token and number in array
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}
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}
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}
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return $interface;
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}
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/***************************
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* Builds the lookup arrays from the language interface file
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* and the language files found in the $dir directory subtree
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***************************/
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function buildLanguages($langdir,$transdir,$compdir){
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//First build the list of defines for the tokens
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//and place it in an include file in the directory
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$interface = parseLanguageInterface($langdir."language_interface"); //Get the interface
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if (!$fh = fopen($langdir.$compdir."language_interface.inc","w")) { echo "ERROR: could not access $langdir $compdir - please check permissions"; exit;};
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fwrite($fh, "<?php\n");
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for ($i=0;$i<sizeof($interface);$i++){
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fwrite($fh, "define(".$interface[$i].",".$i.");\n"); //Translate to PHP
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}
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fwrite($fh, '?>');
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fclose($fh);
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//Now run trough each language and recompile their
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//lookup arrays.
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if (is_dir($langdir.$transdir)) {
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if ($dh = opendir($langdir.$transdir)) { //If dir exists
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while (($file = readdir($dh)) !== false) { //read contents
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if ($file==".." or $file=="."){
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} else if (substr($file,-3)==".po"){ //only files ending in .po
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///////////////////////////////////////////////////////////////////////////////////////////////////
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echo "<br>----------------<br>\nCompiling $file<br>\n---------------<br>\n";
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$language = parseLanguage($langdir.$transdir.$file, $interface);
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if (!$fh = fopen($langdir.$compdir.$file.".inc","w")) { echo "ERROR: could not access $langdir $compdir - please check permissions"; exit;};
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fwrite($fh, "<?php\n");
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$keys = array_keys($language);
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for ($i=0;$i<sizeof($interface)-1;$i++){
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fwrite($fh, "\$language_lookup_array[".$keys[$i]."] = \"".addslashes($language[$keys[$i]])."\";\n"); //Translate to PHP
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}
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fwrite($fh, '?>');
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fclose($fh);
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//////////////////////////////////////////////////////////////////////////////////////////////////
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} else {
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//debug("File $file with unknown extension found in $info_dir");
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}
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}
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closedir($dh);
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} else {
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//debug("$info_dir could not be opened - check permissions?");
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}
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} else {
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//debug("$info_dir not found or is not a directory");
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}
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$fh=fopen($langdir."last_compile_timer","w"); //Toucing compile timer
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fwrite($fh, time());
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fclose($fh);
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}
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/***************************
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* Have some of the files changed?
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**************************/
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function languagesNeedsRebuild($langdir,$transdir,$compdir){
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$last_compile = filemtime($langdir."last_compile_timer"); //This file gets touched each time a compile finishes
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if (filemtime($langdir."language_interface")>$last_compile) return true;
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if (is_dir($langdir.$transdir)) {
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if ($dh = opendir($langdir.$transdir)) { //If dir exists
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while (($file = readdir($dh)) !== false) { //read contents
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if ($file==".." or $file=="."){
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} else if (substr($file,-3)==".po"){ //only files ending in .po
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if (filemtime($langdir.$transdir.$file)>$last_compile) return true;
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}
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}
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closedir($dh);
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}
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}
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return false; //All checks say that nothing has changed.
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}
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/**************************
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* Parses a gettext .po-file into an indexed PHP array,
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* checking for inconsistencies if needed.
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* The $file is parsed and validated against $interface
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*************************/
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function parseLanguage($file, $interface){
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if (sizeof($interface)<2){ echo "<br>ERROR: No interface defined for 'compileLanguages()'"; exit;}
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$translation_file = file($file);
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$first_entry = true;
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for ($i = 0;$i<sizeof($translation_file);$i++){
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$entry = ltrim(trim($translation_file[$i]));
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//echo $entry;
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if (($pos=strpos($entry, "msgid"))!==false){ //If found msgid entry
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if (!$first_entry){ //If this is not the first, save the previous entry
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//Does token msgid entry exist in interface?
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//If so, add to output
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$id = checkToken($current_token, $interface, $i);
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if ($id!==false){
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$output[$id]=$current_token_text;
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}
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}
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$current_token = getPOLineContent($entry);
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$current_token_text="";
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$first_entry=false; //Now it is no longer the first entry
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} elseif (substr($translation_file,0,1)!="#") {
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//echo "Else";
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$current_token_text.=getPOLineContent($entry);
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}
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}
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$id = checkToken($current_token, $interface, $i);
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if ($id!==false){
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$output[$id]=$current_token_text;
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}
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checkMissingTokens($output, $interface);
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return $output;
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}
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/*********************
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* Checks if token is in interface.
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* Displays error if not
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**********************/
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function checkToken($current_token, $interface, $line){
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$id = array_search($current_token,$interface);
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if ($id===false){
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echo "<br>ERROR: above line ".$line.": Language file $file has a token (".$current_token.") that is not defined in the interface.";
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return false;
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} else {
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return $id;
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}
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}
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/*****************
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* This function prints any missing tokens as errors
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*****************/
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function checkMissingTokens($language_array, $interface){
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$diff = array_values(array_diff( array_keys($interface),array_keys($language_array)));
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for ($i=0; $i<sizeof($diff); $i++){
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echo "<br>ERROR: Language file is missing token (".$interface[$diff[$i]].")";
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}
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}
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/***********************
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* Returns the contents of a line (ie removes "" from start and end)
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*********************/
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function getPOLineContent($line){
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$start = strpos($line, '"')+1;
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$stop = strrpos($line, '"');
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return substr($line, $start, $stop-$start);
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}
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/************************
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* Translate token
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* Use the token name as a constant - like echo tr(MENU_ABOUT);
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************************/
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function tr($tokennumber){
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global $language_lookup_array, $default_language_lookup_array;
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if (strval(intval($tokennumber))!=$tokennumber){
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echo "Language token used which is not defined in language interface! DEVELOPER: please check your spelling or add the token to the interface.";
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echo "<br>If you are a user of this system please contact an administrator right away and tell what URL you got this error on";
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}
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if (!array_key_exists($tokennumber,$language_lookup_array)){ //If language hasn't got this token
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if (!array_key_exists($tokennumber, $default_language_lookup_array)){ //Fallback to a lookup in the project default language
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return "[MISSING TEXT]"; //If not found there either, display "MISSING TEXT"
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} else { //If found:
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return stripslashes($default_language_lookup_array[$tokennumber]); //Return from default language
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}
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}
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return stripslashes($language_lookup_array[$tokennumber]); //If found in client language, return that
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}
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if (languagesNeedsRebuild($lang_language_dir, $lang_translations_dir, $lang_compiled_dir) || $_GET["compile_languages"]){
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buildLanguages($lang_language_dir,$lang_translations_dir,$lang_compiled_dir);
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}
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// Define some constants that the language files can use in the translation:
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$PROJECT = PROJECT;
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if (file_exists($lang_language_dir.$lang_compiled_dir."language_interface.inc")){
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require_once($lang_language_dir.$lang_compiled_dir."language_interface.inc");
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require_once($lang_language_dir.$lang_compiled_dir.$lang_project_default.".po.inc");
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$default_language_lookup_array=$language_lookup_array;
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//Find out which language to use (todo: iterate trough list instead of picking first out:
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$client_language=strtolower(substr($HTTP_SERVER_VARS["HTTP_ACCEPT_LANGUAGE"],0,2));
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if ($client_language!=$lang_project_default){
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if (file_exists($lang_language_dir.$lang_compiled_dir.$client_language.".po.inc")){ //If we have the language
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require_once($lang_language_dir.$lang_compiled_dir.$client_language.".po.inc"); //Include it
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}
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}
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} else {
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echo "ERROR: Could not load language interface. This is a fatal error, exitting."; flush; exit;
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};
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?>
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