mirror of https://github.com/BOINC/boinc.git
436 lines
17 KiB
PHP
436 lines
17 KiB
PHP
<?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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$lang_prj_translations_dir = "project_specific_translations/";
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$lang_compiled_dir = "compiled/";
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$lang_project_default = "en";
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$lang_log_level = 0;
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$lang_log_file = $lang_language_dir."translator.log";
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function getSupportedLanguages(){
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global $lang_language_dir, $lang_compiled_dir;
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//echo $lang_language_dir.$lang_compiled_dir;
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if (is_dir($lang_language_dir.$lang_compiled_dir)) {
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if ($dh = opendir($lang_language_dir.$lang_compiled_dir)) { //If dir exists
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while (($file = readdir($dh)) !== false) {
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//read contents
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if ($file==".." or $file=="."){
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} else if (substr($file,-7)==".po.inc"){
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//only files ending in .po.inc
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$list[] = substr($file,0,-7);
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}
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}
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}
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} else {echo "uh";}
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//print_r($list);
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return $list;
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}
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function trSpecific($tokennumber, $language=""){
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global $lang_language_dir, $lang_compiled_dir;
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$language= substr($language,0,5);
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if ($language!="" && file_exists($lang_language_dir.$lang_compiled_dir.$language.".po.inc")){
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//If we have the language, include it
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//echo "[$language]";
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require($lang_language_dir.$lang_compiled_dir.$language.".po.inc");
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return stripslashes($language_lookup_array[$tokennumber]);
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} else {
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return false;
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}
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}
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/*************************
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* Parses the language interface file containing the tokens (can parse .po-style files)
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************************/
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function parseLanguageInterface($file){
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$translation_file = file($file);
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for ($i = 0;$i<sizeof($translation_file);$i++){
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$entry = ltrim(trim($translation_file[$i]));
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if (($pos=strpos($entry, "msgid"))!==false){
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//If found msgid entry
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$token=getPOLineContent($entry);
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if (ltrim(trim($token))!=""){
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$interface[]=$token;
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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,$transdir,$prjtransdir,$compdir){
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global $lang_project_default;
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$actual_compdir = $compdir; // Store the actual compile dir, we want to use a temporary addition
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$randomness = rand(10000,99999)."_"; //Concat some randomness to the temporary dir, we'll rename files later
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$compdir .=$randomness; // This is to ensure that no problems arise even when the filesystem fails to
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//ensure mutual exclusion for compile timer tests. This way a new file will simply
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//overwrite the old one instead of garbling it if 2 processes of this compiler runs
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//concurrently.
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//The reason why we are using filename prefixes here is that on some installations PHP isn't allowed
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//to create and use new directories (due to wrong permissions or SELinux restrictions).
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//Touching compile timer
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$fh=fopen($langdir."last_compile_timer","w");
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fwrite($fh, time());
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fclose($fh);
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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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//
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$interface = parseLanguageInterface($langdir.$transdir.$lang_project_default.".po");
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if (!$fh = fopen($langdir.$compdir."language_interface.inc","w")) {
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language_log("Could not access $langdir $compdir - please check permissions",2);
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exit;
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};
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fwrite($fh, "<?php\n");
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for ($i=0;$i<sizeof($interface);$i++){
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//Translate to PHP
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fwrite($fh, "define(\"".$interface[$i]."\",".$i.");\n");
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}
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fwrite($fh, '?>');
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fclose($fh);
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$real_interface_size = sizeof($interface);
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//Now run trough each language and recompile their lookup arrays.
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//
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if (is_dir($langdir.$transdir)) {
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if ($dh = opendir($langdir.$transdir)) {
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//If dir exists
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while (($file = readdir($dh)) !== false) {
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//read contents
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if ($file==".." or $file=="."){
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} else if (substr($file,-3)==".po"){
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//only files ending in .po
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language_log("----------------Compiling $file---------------",0);
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$language = parseLanguage($langdir.$transdir.$file, $interface);
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if (!$fh = fopen($langdir.$compdir.$file.".inc","w")) {
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language_log("ERROR: could not access $langdir $compdir - please check permissions",2);
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exit;
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};
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fwrite($fh, "<?php\n");
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$keys = array_keys($language);
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for ($i=0;$i<sizeof($interface);$i++){
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if (isset($keys[$i]) && isset($language[$keys[$i]]) && $language[$keys[$i]]!="") {
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//Translate to PHP
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fwrite($fh, "\$language_lookup_array[".$keys[$i]."] = \"".addslashes($language[$keys[$i]])."\";\n");
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}
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}
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fwrite($fh, '?>');
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fclose($fh);
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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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//Do the same again, this time for the project specific language files
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// and instead of creating new compiled files
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// just add to whatever existing ones
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//
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if (is_dir($langdir.$prjtransdir)) {
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$interface = parseLanguageInterface($langdir.$prjtransdir.$lang_project_default.".po");
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if (!$fh = fopen($langdir.$compdir."language_interface.inc","a")) {
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language_log("ERROR: could not access $langdir $compdir - please check permissions",2);
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exit;
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};
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fwrite($fh, "<?php\n");
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for ($i=0;$i<sizeof($interface);$i++){
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fwrite($fh, "define(\"".$interface[$i]."\",".($i+$real_interface_size).");\n");
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}
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fwrite($fh, '?>');
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fclose($fh);
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if ($dh = opendir($langdir.$prjtransdir)) {
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//If dir exists
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while (($file = readdir($dh)) !== false) {
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//read contents
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if ($file==".." or $file=="."){
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} else if (substr($file,-3)==".po"){
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//only files ending in .po
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language_log("----------------Compiling project specific $file---------------",0);
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$language = parseLanguage($langdir.$prjtransdir.$file, $interface);
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if (!$fh = fopen($langdir.$compdir.$file.".inc","a")) {
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language_log("ERROR: could not access $langdir $compdir - please check permissions",2);
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exit;
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};
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fwrite($fh, "<?php\n");
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$keys = array_keys($language);
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for ($i=0;$i<sizeof($interface);$i++){
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if ($language[$keys[$i]]!="") {
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fwrite($fh, "\$language_lookup_array[".($real_interface_size+$keys[$i])."] = \"".addslashes($language[$keys[$i]])."\";\n"); //Translate to PHP
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}
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}
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fwrite($fh, '?>');
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fclose($fh);
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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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//Lastly we will rename the files to their real names (remove the random prefix):
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if ($dh = opendir($langdir.$actual_compdir)) { //If dir exists
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while (($file = readdir($dh)) !== false) {
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//read contents
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if ($file==".." or $file=="." or (substr($file,0,strlen($randomness))!=$randomness)){
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// Do nothing
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} else if (substr($file,-4)==".inc"){
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//only files ending in .inc
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rename ($langdir.$actual_compdir.$file, $langdir.$actual_compdir.substr($file,strlen($randomness)));
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}
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}
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} else {
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echo "no compile dir?!";
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}
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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,$prjtransdir, $compdir){
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if (!file_exists($langdir.$compdir)){
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//This directory does not exist - try to create one
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mkdir($langdir.$compdir,0733);
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return true;
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//and force an update since we need it
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}
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// return false; //Uncomment this to speed up things when you know that you will manually recompile the languages when updated...
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$last_compile = filemtime($langdir."last_compile_timer");
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//This file gets touched each time a compile finishes
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if (is_dir($langdir.$transdir)) {
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if ($dh = opendir($langdir.$transdir)) {
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//If dir exists
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while (($file = readdir($dh)) !== false) {
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//read contents
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if ($file==".." or $file=="."){
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} else if (substr($file,-3)==".po"){
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//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($dh);
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}
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}
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if (is_dir($langdir.$prjtransdir)) {
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if ($dh = opendir($langdir.$prjtransdir)) {
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//If dir exists
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while (($file = readdir($dh)) !== false) {
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//read contents
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if ($file==".." or $file=="."){
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} else if (substr($file,-3)==".po"){
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//only files ending in .po
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if (filemtime($langdir.$prjtransdir.$file)>$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;
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//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)<1){
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language_log("No interface defined for 'compileLanguages()'",2);
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exit;
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}
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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($entry, "msgid"))!==false){
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//If found msgid entry
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if (!$first_entry){
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//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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$first_entry=false;
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//Now it is no longer the first entry
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} elseif (substr($translation_file[$i],0,1)!="#") {
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//echo "Else";
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$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 ($id==false){
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language_log("Above line ".$line.": Language file $file has a token (".$current_token.") that is not defined in the interface.",1);
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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); $i++){
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language_log("Language file is missing token (".$interface[$diff[$i]].")",1);
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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 $language_lookup_array;
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if (strval(intval($tokennumber))!=$tokennumber){
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echo "token $tokennumber missing from language interface.";
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language_log("token $tokennumber missing from language interface.");
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}
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if (array_key_exists($tokennumber,$language_lookup_array)){
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//If language has got the token
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//If found in client language, return that
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return stripslashes($language_lookup_array[$tokennumber]);
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}
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return "[MISSING TEXT]"; //If not found there display "MISSING TEXT"
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}
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function language_log($message, $loglevel=0){
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global $lang_log_level, $lang_log_file;
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if ($loglevel==0) $msg = "[ Debug ]";
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if ($loglevel==1) $msg = "[ Warning ]";
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if ($loglevel==2) $msg = "[ CRITICAL ]";
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if ($loglevel>=$lang_log_level){
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$fh = fopen($lang_log_file,"a");
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fwrite($fh, date("Y-m-d H:i:s",time())." ".$msg." ".$message."\n");
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fclose($fh);
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}
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}
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if (languagesNeedsRebuild($lang_language_dir, $lang_translations_dir, $lang_prj_translations_dir, $lang_compiled_dir) || get_str("compile_languages",true)){
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buildLanguages($lang_language_dir,$lang_translations_dir,$lang_prj_translations_dir, $lang_compiled_dir);
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}
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// Define some variables (from constants) that the language files can use in the translation:
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$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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//Make a list of languages which the user prefers (by looking at cookies and browser settings)
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//cookies have highest priority.
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if (isset($_COOKIE['lang'])){
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$language_string = $_COOKIE['lang'].",";
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} else {
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$language_string = '';
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}
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if (isset($HTTP_SERVER_VARS["HTTP_ACCEPT_LANGUAGE"])) {
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$language_string .= strtolower($HTTP_SERVER_VARS["HTTP_ACCEPT_LANGUAGE"]);
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}
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//Find out which language to use by iterating trough list
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//The list is commaseperated, so split it into an array of the following type:
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// Array (
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// [0] => da
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// [1] => en-us;q=0.7
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// [2] => en;q=0.3
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// )
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$client_languages=explode(",",$language_string);
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//Now a language is either defined as primary-secondary or merely primary
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//it can also have a quality attribute set - which orders the languages in a user
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//preffered ordering. Since this is usally the same order as the array indices
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//we just ignore this attribute. (TODO: don't ignore this attribute)
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//A missing quality attribute means q=1
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require_once($lang_language_dir.$lang_compiled_dir.$lang_project_default.".po.inc");
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//Always include the project default as fallback
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for ($i=sizeof($client_languages);$i>=0;$i--){
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//Now for each language that the client requests
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if ((strlen($client_languages[$i])>2) && (substr($client_languages[$i],2,1)=="_" || substr($client_languages[$i],2,1)=="-")){
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//If this is defined as primary-secondary
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$language = substr(
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$client_languages[$i],0,2)."_".strtoupper(substr($client_languages[$i],3,2)
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);
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//represent it as xx_YY
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} else {
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$language = substr($client_languages[$i],0,2);
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//else just use xx
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}
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if (file_exists($lang_language_dir.$lang_compiled_dir.$language.".po.inc")) {
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//If we have the language, include it
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//echo "[$language]";
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require($lang_language_dir.$lang_compiled_dir.$language.".po.inc");
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}
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}
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} else {
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language_log("Could not load language interface.",2);
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echo "ERROR: Could not load language interface. This is a fatal error, exitting.";
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flush;
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exit;
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};
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?>
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