unix and windows finished

.gitignore

@@ -1,2 +1,3 @@
 .vscode/
-build/
+build/
+node_modules/

binding.gyp

@@ -1,8 +1,8 @@
 {
   "targets": [
     {
-      "target_name": "posix_print",
-      "sources": ["./lib/methods.cpp", "./lib/API.cpp"],
+      "target_name": "unix_printer",
+      "sources": ["./lib/unix/methods.cpp", "./lib/unix/API.cpp"],
       'cflags': ['-fexceptions'],
       'cflags_cc': ['-fexceptions'],
       "conditions": [

index.js

@@ -0,0 +1,4 @@
+if(process.platform == 'win32')
+	module.exports = new (require('./src/windows_printer'))();
+else
+	module.exports = new (require('./src/unix_printer'))();

install/install.js

@@ -0,0 +1,11 @@
+const win = require('./install_win.js');
+const unix = require('./install_unix.js');
+
+var platform = process.platform;
+
+if(platform == 'win32'){
+	win();
+}
+else{
+	unix();
+}

install/install_unix.js

@@ -0,0 +1,28 @@
+const { spawnSync } = require('child_process');
+
+module.exports = function(){
+	var cmd, 
+		output,
+		platform = process.platform;
+
+	if(platform == 'darwin')//MacOS 
+		cmd = spawnSync('pkgutil', ['--pkgs'])
+	else
+		cmd = spawnSync('dpkg', ['-l']);
+
+	if(cmd.stderr.toString('utf-8')){
+		console.log("Error: ");
+		console.log(cmd.stderr.toString('utf-8'));
+		process.exit(1);
+	}
+
+	output = cmd.stdout.toString('utf-8');
+
+	if(output.includes('libcups2-dev')){
+		console.log('libcups2-dev found!');
+	}
+	else{
+		console.error('libcups2-dev is required but was not found');
+		process.exit(1);
+	}
+}

install/install_win.js

@@ -0,0 +1,16 @@
+const { spawnSync } = require('child_process');
+
+module.exports = function(){
+
+	var cmd, output;
+	var electron = process.argv.includes('--electron');
+
+	cmd = spawnSync(`npm list ${electron ? 'electron-' : ''}edge`);
+
+	output = cmd.stdout.toString('utf-8');
+
+	if(output.includes('empty')){
+		console.error(`${electron ? 'electron-' : ''}edge is required but not found`);
+		process.exit(1);
+	}
+}

lib/API.cpp → lib/unix/API.cpp

@@ -43,7 +43,7 @@ namespace API{
 
 		Local<Object> result = Object::New(isolate);
 
-		Local<Object> infos = Object::New(isolate);
+		// Local<Object> infos = Object::New(isolate);
 		Local<Object> jobs = Array::New(isolate);
 		Local<Object> CUPSOptions = Object::New(isolate);
 
@@ -66,7 +66,7 @@ namespace API{
 			CUPSOptions->Set(UTF8_STRING(options[i].name), UTF8_STRING(options[i].value));
 		}
 
-		result->Set(UTF8_STRING("infos"), infos);
+		// result->Set(UTF8_STRING("infos"), infos);
 		result->Set(UTF8_STRING("jobs"), jobs);
 		result->Set(UTF8_STRING("CUPSOptions"), CUPSOptions);
 
@@ -86,7 +86,7 @@ namespace API{
 		if(dest == NULL)
 			THROW_EXCEPTION("Printer not found");
 
-		const char* filename = cupsGetPPD(*printer);
+		const char* filename = cupsGetPPD(dest->name);
 		ppd_file_t* ppd = ppdOpenFile(filename);
 
 		ppdMarkDefaults(ppd);
@@ -146,6 +146,9 @@ namespace API{
 		string file(*(String::Utf8Value(args[1]->ToString())));
 		string options(*(String::Utf8Value(args[2]->ToString())));
 
+		cups_dest_t* dest = getPrinter(printer.c_str());
+		printer = string(dest->name);
+
 		string cmd = "lp -d " + printer + " " + file + " " + options;
 
 		string result = exec(cmd.c_str());

lib/methods.cpp → lib/unix/methods.cpp

@@ -14,16 +14,22 @@ namespace methods{
 		{IPP_JOB_STOPPED, "stopped"}
 	};
 
-	cups_dest_t* getPrinter(char* printer){
+	cups_dest_t* getPrinter(const char* printer){
 		cups_dest_t* dests;
 		int num_dests = cupsGetDests(&dests);
 
 		cups_dest_t* result;
-
-		if(printer != NULL && strlen(printer) > 0)
-			result = cupsGetDest(printer, NULL, num_dests, dests);
+
+		if(printer != NULL){
+			string printerName = strtolower(string(printer)); 
+
+			if(strlen(printer) > 0 && printerName.compare("null") != 0 && printerName.compare("undefined") != 0)
+				result = cupsGetDest(printer, NULL, num_dests, dests);	
+			else
+				result = cupsGetDest(cupsGetDefault(), NULL, num_dests, dests);
+		}
 		else
-			result = cupsGetDest(cupsGetDefault(), NULL, num_dests, dests);
+			result = cupsGetDest(cupsGetDefault(), NULL, num_dests, dests);			
 
 		return result;
 	}
@@ -79,4 +85,15 @@ namespace methods{
 
 		return result;
 	}
+
+	string strtolower(string data){
+		transform(data.begin(), data.end(), data.begin(), ::tolower);
+		return data;
+	}
+
+	const char* strtolower(char* str){
+		string data(str);
+		transform(data.begin(), data.end(), data.begin(), ::tolower);
+		return data.c_str();
+	}
 }

lib/methods.hpp → lib/unix/methods.hpp

@@ -1,6 +1,8 @@
 #include <cups/cups.h>
 #include <cups/ppd.h>
 #include <cups/ipp.h>
+
+#include <algorithm>
 #include <iostream>
 #include <string>
 #include <unordered_map>
@@ -36,7 +38,7 @@ namespace methods{
 	 * Return printer infos. If passed name is invalid, this method will return default printer infos
 	 * @param printer printer name
 	 */
-	cups_dest_t* getPrinter(char*);
+	cups_dest_t* getPrinter(const char*);
 
 	/**
 	 * Return a pointer to the list of all printer_job.
@@ -51,5 +53,19 @@ namespace methods{
 	 * @return output string
 	 */
 	string exec(const char*);
+
+	/**
+	 * Transform a string to lowercase
+	 * @param data string to transform
+	 * @return string lowercased
+	 */
+	string strtolower(string);
+
+	/**
+	 * Transform a char* to lowercase
+	 * @param data char* to transform
+	 * @return char* string lowercased
+	 */
+	const char* strtolower(char*);
 }