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annotate core/src/luan/modules/IoLuan.java @ 283:b669cdaf54b7

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add URL post; add Http.request.query_string; add web_run.form(); git-svn-id: https://luan-java.googlecode.com/svn/trunk@284 21e917c8-12df-6dd8-5cb6-c86387c605b9
author fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
date Tue, 02 Dec 2014 03:34:04 +0000
parents a1fa4fba99de
children a50e88d3547c
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167
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1 package luan.modules;
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2
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3 import java.io.InputStream;
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4 import java.io.OutputStream;
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5 import java.io.PrintStream;
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6 import java.io.Reader;
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7 import java.io.Writer;
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8 import java.io.BufferedReader;
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9 import java.io.BufferedWriter;
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10 import java.io.BufferedInputStream;
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11 import java.io.BufferedOutputStream;
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12 import java.io.File;
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13 import java.io.FileInputStream;
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14 import java.io.FileOutputStream;
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15 import java.io.InputStreamReader;
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16 import java.io.OutputStreamWriter;
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17 import java.io.ByteArrayInputStream;
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18 import java.io.DataInputStream;
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19 import java.io.DataOutputStream;
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20 import java.io.IOException;
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454a486d9c19 allow IO on files that don't exist
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21 import java.io.FileNotFoundException;
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22 import java.net.URL;
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23 import java.net.Socket;
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24 import java.net.ServerSocket;
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25 import java.net.MalformedURLException;
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26 import java.util.List;
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27 import java.util.ArrayList;
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28 import luan.Luan;
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29 import luan.LuanState;
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30 import luan.LuanTable;
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31 import luan.LuanFunction;
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32 import luan.LuanJavaFunction;
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33 import luan.LuanException;
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34
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35
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36 public final class IoLuan {
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37
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38 public static final LuanFunction LOADER = new LuanFunction() {
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39 @Override public Object call(LuanState luan,Object[] args) {
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40 LuanTable module = Luan.newTable();
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41 try {
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42 add( module, "read_console_line", String.class );
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43 module.put( "schemes", newSchemes() );
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44 add( module, "Uri", LuanState.class, String.class, Boolean.class );
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715c4a6e1169 simplify Io.stdin
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45 module.put( "stdin", stdin.table() );
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46 add( module, "socket_server", Integer.TYPE );
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47 } catch(NoSuchMethodException e) {
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48 throw new RuntimeException(e);
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49 }
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50 module.put( "stdout", textWriter(System.out) );
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51 module.put( "stderr", textWriter(System.err) );
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52 return module;
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53 }
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54 };
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56 private static void add(LuanTable t,String method,Class<?>... parameterTypes) throws NoSuchMethodException {
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57 t.put( method, new LuanJavaFunction(IoLuan.class.getMethod(method,parameterTypes),null) );
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58 }
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61 public static String read_console_line(String prompt) throws IOException {
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62 if( prompt==null )
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63 prompt = "> ";
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64 return System.console().readLine(prompt);
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65 }
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66
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68 public interface LuanWriter {
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69 public void write(LuanState luan,Object... args) throws LuanException, IOException;
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70 public void close() throws IOException;
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71 }
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73 public static LuanTable textWriter(final PrintStream out) {
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74 LuanWriter luanWriter = new LuanWriter() {
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76 public void write(LuanState luan,Object... args) throws LuanException {
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77 for( Object obj : args ) {
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78 out.print( luan.toString(obj) );
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79 }
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80 }
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82 public void close() {
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83 out.close();
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84 }
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85 };
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86 return writer(luanWriter);
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87 }
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88
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89 public static LuanTable textWriter(final Writer out) {
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90 LuanWriter luanWriter = new LuanWriter() {
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92 public void write(LuanState luan,Object... args) throws LuanException, IOException {
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93 for( Object obj : args ) {
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94 out.write( luan.toString(obj) );
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95 }
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96 }
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98 public void close() throws IOException {
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99 out.close();
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100 }
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101 };
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102 return writer(luanWriter);
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103 }
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104
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105 private static LuanTable writer(LuanWriter luanWriter) {
221
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106 LuanTable writer = Luan.newTable();
115
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107 try {
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108 writer.put( "write", new LuanJavaFunction(
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109 LuanWriter.class.getMethod( "write", LuanState.class, new Object[0].getClass() ), luanWriter
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110 ) );
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111 writer.put( "close", new LuanJavaFunction(
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112 LuanWriter.class.getMethod( "close" ), luanWriter
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113 ) );
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114 } catch(NoSuchMethodException e) {
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115 throw new RuntimeException(e);
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116 }
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117 return writer;
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118 }
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119
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120
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121 public static LuanTable binaryWriter(final OutputStream out) {
221
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122 LuanTable writer = Luan.newTable();
115
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123 try {
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124 writer.put( "write", new LuanJavaFunction(
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125 OutputStream.class.getMethod( "write", new byte[0].getClass() ), out
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126 ) );
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127 writer.put( "close", new LuanJavaFunction(
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128 OutputStream.class.getMethod( "close" ), out
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129 ) );
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130 } catch(NoSuchMethodException e) {
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131 throw new RuntimeException(e);
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132 }
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133 return writer;
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134 }
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135
116
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136 static LuanFunction lines(final BufferedReader in) {
115
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137 return new LuanFunction() {
116
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138 @Override public Object call(LuanState luan,Object[] args) throws LuanException {
115
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139 try {
116
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140 if( args.length > 0 ) {
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141 if( args.length > 1 || !"close".equals(args[0]) )
130
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142 throw luan.exception( "the only argument allowed is 'close'" );
115
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143 in.close();
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144 return null;
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145 }
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146 String rtn = in.readLine();
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147 if( rtn==null )
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148 in.close();
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149 return rtn;
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150 } catch(IOException e) {
130
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151 throw luan.exception(e);
115
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152 }
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153 }
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154 };
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155 }
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156
116
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157 static LuanFunction blocks(final InputStream in,final int blockSize) {
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158 return new LuanFunction() {
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159 final byte[] a = new byte[blockSize];
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160
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161 @Override public Object call(LuanState luan,Object[] args) throws LuanException {
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162 try {
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163 if( args.length > 0 ) {
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164 if( args.length > 1 || !"close".equals(args[0]) )
130
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165 throw luan.exception( "the only argument allowed is 'close'" );
116
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166 in.close();
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167 return null;
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168 }
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169 if( in.read(a) == -1 ) {
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170 in.close();
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171 return null;
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172 }
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173 return a;
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174 } catch(IOException e) {
130
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175 throw luan.exception(e);
116
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176 }
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177 }
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178 };
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179 }
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180
125
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181
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182
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183 public static abstract class LuanIn {
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184 abstract InputStream inputStream() throws IOException;
147
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185 public abstract String to_string();
125
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186
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187 public String read_text() throws IOException {
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188 Reader in = new InputStreamReader(inputStream());
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189 String s = Utils.readAll(in);
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190 in.close();
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191 return s;
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192 }
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193
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194 public byte[] read_binary() throws IOException {
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195 InputStream in = inputStream();
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196 byte[] a = Utils.readAll(in);
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197 in.close();
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198 return a;
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199 }
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200
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201 public LuanFunction read_lines() throws IOException {
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202 return lines(new BufferedReader(new InputStreamReader(inputStream())));
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203 }
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204
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205 public LuanFunction read_blocks(Integer blockSize) throws IOException {
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206 int n = blockSize!=null ? blockSize : Utils.bufSize;
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207 return blocks(inputStream(),n);
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208 }
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209
264
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210 public LuanFunction loader(LuanState luan,String name) throws LuanException {
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211 try {
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212 String src = read_text();
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213 return BasicLuan.load(luan,src,name,null,false);
265
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214 } catch(FileNotFoundException e) {
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215 return null;
264
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216 } catch(IOException e) {
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217 throw luan.exception(e);
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218 }
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219 }
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220
265
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221 public boolean exists() throws IOException {
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222 try {
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223 inputStream().close();
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224 return true;
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225 } catch(FileNotFoundException e) {
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226 return false;
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227 }
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228 }
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229
125
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230 LuanTable table() {
221
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231 LuanTable tbl = Luan.newTable();
125
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232 try {
147
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233 tbl.put( "to_string", new LuanJavaFunction(
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234 LuanIn.class.getMethod( "to_string" ), this
143
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235 ) );
125
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236 tbl.put( "read_text", new LuanJavaFunction(
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237 LuanIn.class.getMethod( "read_text" ), this
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238 ) );
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239 tbl.put( "read_binary", new LuanJavaFunction(
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240 LuanIn.class.getMethod( "read_binary" ), this
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241 ) );
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242 tbl.put( "read_lines", new LuanJavaFunction(
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243 LuanIn.class.getMethod( "read_lines" ), this
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244 ) );
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245 tbl.put( "read_blocks", new LuanJavaFunction(
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246 LuanIn.class.getMethod( "read_blocks", Integer.class ), this
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247 ) );
264
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248 tbl.put( "loader", new LuanJavaFunction(
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249 LuanIn.class.getMethod( "loader", LuanState.class, String.class ), this
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250 ) );
265
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251 tbl.put( "exists", new LuanJavaFunction(
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252 LuanIn.class.getMethod( "exists" ), this
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253 ) );
125
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254 } catch(NoSuchMethodException e) {
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255 throw new RuntimeException(e);
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256 }
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257 return tbl;
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258 }
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259 }
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260
264
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261 static final LuanIn stdin = new LuanIn() {
261
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262
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263 @Override InputStream inputStream() {
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264 return System.in;
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265 }
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266
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267 @Override public String to_string() {
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268 return "<stdin>";
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269 }
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270
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271 @Override public String read_text() throws IOException {
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272 return Utils.readAll(new InputStreamReader(System.in));
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273 }
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274
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275 @Override public byte[] read_binary() throws IOException {
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276 return Utils.readAll(System.in);
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277 }
265
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278
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279 @Override public boolean exists() {
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280 return true;
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281 }
261
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282 };
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283
125
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284 public static abstract class LuanIO extends LuanIn {
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285 abstract OutputStream outputStream() throws IOException;
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286
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287 public void write(LuanState luan,Object obj) throws LuanException, IOException {
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288 if( obj instanceof String ) {
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289 String s = (String)obj;
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290 Writer out = new OutputStreamWriter(outputStream());
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291 out.write(s);
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292 out.close();
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293 return;
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294 }
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295 if( obj instanceof byte[] ) {
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296 byte[] a = (byte[])obj;
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297 OutputStream out = outputStream();
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298 Utils.copyAll(new ByteArrayInputStream(a),out);
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299 out.close();
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300 return;
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301 }
130
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302 throw luan.exception( "bad argument #1 to 'write' (string or binary expected)" );
125
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303 }
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304
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305 public LuanTable text_writer() throws IOException {
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306 return textWriter(new BufferedWriter(new OutputStreamWriter(outputStream())));
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307 }
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308
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309 public LuanTable binary_writer() throws IOException {
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310 return binaryWriter(new BufferedOutputStream(outputStream()));
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311 }
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312
129
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313 @Override LuanTable table() {
125
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314 LuanTable tbl = super.table();
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315 try {
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316 tbl.put( "write", new LuanJavaFunction(
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317 LuanIO.class.getMethod( "write", LuanState.class, Object.class ), this
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318 ) );
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319 tbl.put( "text_writer", new LuanJavaFunction(
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320 LuanIO.class.getMethod( "text_writer" ), this
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321 ) );
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322 tbl.put( "binary_writer", new LuanJavaFunction(
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323 LuanIO.class.getMethod( "binary_writer" ), this
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parents: 124
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324 ) );
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diff changeset
325 } catch(NoSuchMethodException e) {
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326 throw new RuntimeException(e);
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327 }
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328 return tbl;
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329 }
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330 }
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331
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332 public static final class LuanUrl extends LuanIn {
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333 private final URL url;
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diff changeset
334
263
54873a389f80 add "http" and "https" protocols
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335 private LuanUrl(URL url) {
203
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336 this.url = url;
125
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337 }
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diff changeset
338
144
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339 @Override InputStream inputStream() throws IOException {
125
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340 return url.openStream();
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341 }
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342
147
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343 @Override public String to_string() {
143
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344 return url.toString();
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345 }
283
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346
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347 public String post(String postS) throws IOException {
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348 return new UrlCall(url).post(postS);
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349 }
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350
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parents: 281
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351 @Override LuanTable table() {
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352 LuanTable tbl = super.table();
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353 try {
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354 tbl.put( "post", new LuanJavaFunction(
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diff changeset
355 LuanUrl.class.getMethod( "post", String.class ), this
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fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 281
diff changeset
356 ) );
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parents: 281
diff changeset
357 } catch(NoSuchMethodException e) {
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358 throw new RuntimeException(e);
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parents: 281
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359 }
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360 return tbl;
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parents: 281
diff changeset
361 }
125
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362 }
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parents: 124
diff changeset
363
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diff changeset
364 public static final class LuanFile extends LuanIO {
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365 private final File file;
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diff changeset
366
203
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367 private LuanFile(LuanState luan,File file) throws LuanException {
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diff changeset
368 this(file);
277
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diff changeset
369 check(luan,"file",file.toString());
145
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diff changeset
370 }
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parents: 144
diff changeset
371
202
75750ceb45ee add LuanState.registry
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diff changeset
372 private LuanFile(File file) {
145
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diff changeset
373 this.file = file;
125
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374 }
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diff changeset
375
144
2e92f0a6fcac add Reactionary.luan
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diff changeset
376 @Override InputStream inputStream() throws IOException {
125
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diff changeset
377 return new FileInputStream(file);
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parents: 124
diff changeset
378 }
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parents: 124
diff changeset
379
144
2e92f0a6fcac add Reactionary.luan
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
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diff changeset
380 @Override OutputStream outputStream() throws IOException {
125
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diff changeset
381 return new FileOutputStream(file);
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parents: 124
diff changeset
382 }
143
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parents: 142
diff changeset
383
147
cc3a0578edac fix Io.reverse_pickle
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 145
diff changeset
384 @Override public String to_string() {
143
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diff changeset
385 return file.toString();
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parents: 142
diff changeset
386 }
145
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parents: 144
diff changeset
387
203
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diff changeset
388 public LuanTable child(LuanState luan,String name) throws LuanException {
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diff changeset
389 return new LuanFile(luan,new File(file,name)).table();
164
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parents: 147
diff changeset
390 }
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parents: 147
diff changeset
391
203
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diff changeset
392 public LuanTable children(LuanState luan) throws LuanException {
164
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diff changeset
393 File[] files = file.listFiles();
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parents: 147
diff changeset
394 if( files==null )
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diff changeset
395 return null;
221
ec016471c6eb make LuanTable an interface
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diff changeset
396 LuanTable list = Luan.newTable();
164
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parents: 147
diff changeset
397 for( File f : files ) {
203
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diff changeset
398 list.add(new LuanFile(luan,f).table());
164
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parents: 147
diff changeset
399 }
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parents: 147
diff changeset
400 return list;
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parents: 147
diff changeset
401 }
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parents: 147
diff changeset
402
265
454a486d9c19 allow IO on files that don't exist
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 264
diff changeset
403 @Override public boolean exists() {
237
97d175772fed implement mmake
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diff changeset
404 return file.exists();
145
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diff changeset
405 }
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fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 144
diff changeset
406
90f38a5d0e0a add Os.File
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 144
diff changeset
407 @Override LuanTable table() {
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fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 144
diff changeset
408 LuanTable tbl = super.table();
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fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 144
diff changeset
409 try {
164
78ba371ea1e9 merge Os.File into Io.File and remove Os
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parents: 147
diff changeset
410 tbl.put( "name", new LuanJavaFunction(
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fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 147
diff changeset
411 File.class.getMethod( "getName" ), file
78ba371ea1e9 merge Os.File into Io.File and remove Os
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 147
diff changeset
412 ) );
78ba371ea1e9 merge Os.File into Io.File and remove Os
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 147
diff changeset
413 tbl.put( "is_directory", new LuanJavaFunction(
78ba371ea1e9 merge Os.File into Io.File and remove Os
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 147
diff changeset
414 File.class.getMethod( "isDirectory" ), file
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fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 147
diff changeset
415 ) );
78ba371ea1e9 merge Os.File into Io.File and remove Os
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 147
diff changeset
416 tbl.put( "is_file", new LuanJavaFunction(
78ba371ea1e9 merge Os.File into Io.File and remove Os
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 147
diff changeset
417 File.class.getMethod( "isFile" ), file
78ba371ea1e9 merge Os.File into Io.File and remove Os
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 147
diff changeset
418 ) );
78ba371ea1e9 merge Os.File into Io.File and remove Os
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 147
diff changeset
419 tbl.put( "delete", new LuanJavaFunction(
78ba371ea1e9 merge Os.File into Io.File and remove Os
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 147
diff changeset
420 File.class.getMethod( "delete" ), file
78ba371ea1e9 merge Os.File into Io.File and remove Os
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 147
diff changeset
421 ) );
78ba371ea1e9 merge Os.File into Io.File and remove Os
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 147
diff changeset
422 tbl.put( "mkdir", new LuanJavaFunction(
78ba371ea1e9 merge Os.File into Io.File and remove Os
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 147
diff changeset
423 File.class.getMethod( "mkdir" ), file
78ba371ea1e9 merge Os.File into Io.File and remove Os
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 147
diff changeset
424 ) );
78ba371ea1e9 merge Os.File into Io.File and remove Os
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 147
diff changeset
425 tbl.put( "mkdirs", new LuanJavaFunction(
78ba371ea1e9 merge Os.File into Io.File and remove Os
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 147
diff changeset
426 File.class.getMethod( "mkdirs" ), file
78ba371ea1e9 merge Os.File into Io.File and remove Os
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 147
diff changeset
427 ) );
78ba371ea1e9 merge Os.File into Io.File and remove Os
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 147
diff changeset
428 tbl.put( "last_modified", new LuanJavaFunction(
78ba371ea1e9 merge Os.File into Io.File and remove Os
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 147
diff changeset
429 File.class.getMethod( "lastModified" ), file
78ba371ea1e9 merge Os.File into Io.File and remove Os
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 147
diff changeset
430 ) );
78ba371ea1e9 merge Os.File into Io.File and remove Os
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 147
diff changeset
431 tbl.put( "child", new LuanJavaFunction(
203
99eef1d0e706 IO security
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 202
diff changeset
432 LuanFile.class.getMethod( "child", LuanState.class, String.class ), this
164
78ba371ea1e9 merge Os.File into Io.File and remove Os
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 147
diff changeset
433 ) );
78ba371ea1e9 merge Os.File into Io.File and remove Os
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 147
diff changeset
434 tbl.put( "children", new LuanJavaFunction(
203
99eef1d0e706 IO security
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 202
diff changeset
435 LuanFile.class.getMethod( "children", LuanState.class ), this
145
90f38a5d0e0a add Os.File
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 144
diff changeset
436 ) );
90f38a5d0e0a add Os.File
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 144
diff changeset
437 } catch(NoSuchMethodException e) {
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fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 144
diff changeset
438 throw new RuntimeException(e);
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fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 144
diff changeset
439 }
90f38a5d0e0a add Os.File
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 144
diff changeset
440 return tbl;
90f38a5d0e0a add Os.File
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 144
diff changeset
441 }
125
0cd559a16758 add sockets
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 124
diff changeset
442 }
0cd559a16758 add sockets
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 124
diff changeset
443
264
9e0d4452e649 implement URL style module names
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 263
diff changeset
444 public static LuanTable file(LuanState luan,String name,Boolean loading) throws LuanException {
9e0d4452e649 implement URL style module names
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 263
diff changeset
445 if( Boolean.TRUE.equals(loading) )
9e0d4452e649 implement URL style module names
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 263
diff changeset
446 name += ".luan";
260
f1f7d8c7e94e add Io.protocols
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 237
diff changeset
447 File file = new File(name);
f1f7d8c7e94e add Io.protocols
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 237
diff changeset
448 return new LuanFile(file).table();
143
fcb81fa2df0d handle urls and java resources as files
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 142
diff changeset
449 }
fcb81fa2df0d handle urls and java resources as files
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 142
diff changeset
450
264
9e0d4452e649 implement URL style module names
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 263
diff changeset
451 public static LuanTable classpath(LuanState luan,String name,Boolean loading) throws LuanException {
9e0d4452e649 implement URL style module names
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 263
diff changeset
452 if( name.contains("//") )
260
f1f7d8c7e94e add Io.protocols
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 237
diff changeset
453 return null;
264
9e0d4452e649 implement URL style module names
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 263
diff changeset
454 String path = name;
9e0d4452e649 implement URL style module names
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 263
diff changeset
455 boolean isLoading = Boolean.TRUE.equals(loading);
9e0d4452e649 implement URL style module names
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 263
diff changeset
456 if( isLoading )
9e0d4452e649 implement URL style module names
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 263
diff changeset
457 path += ".luan";
277
8ac3eaf8ecd9 fix security
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 272
diff changeset
458 check(luan,"classpath",path);
260
f1f7d8c7e94e add Io.protocols
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 237
diff changeset
459 URL url;
f1f7d8c7e94e add Io.protocols
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 237
diff changeset
460 if( !path.contains("#") ) {
f1f7d8c7e94e add Io.protocols
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 237
diff changeset
461 url = ClassLoader.getSystemResource(path);
f1f7d8c7e94e add Io.protocols
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 237
diff changeset
462 } else {
f1f7d8c7e94e add Io.protocols
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 237
diff changeset
463 String[] a = path.split("#");
f1f7d8c7e94e add Io.protocols
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 237
diff changeset
464 url = ClassLoader.getSystemResource(a[0]);
f1f7d8c7e94e add Io.protocols
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 237
diff changeset
465 if( url==null ) {
f1f7d8c7e94e add Io.protocols
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 237
diff changeset
466 for( int i=1; i<a.length; i++ ) {
f1f7d8c7e94e add Io.protocols
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 237
diff changeset
467 url = ClassLoader.getSystemResource(a[0]+"/"+a[i]);
f1f7d8c7e94e add Io.protocols
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 237
diff changeset
468 if( url != null ) {
f1f7d8c7e94e add Io.protocols
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 237
diff changeset
469 try {
f1f7d8c7e94e add Io.protocols
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 237
diff changeset
470 url = new URL(url,".");
f1f7d8c7e94e add Io.protocols
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 237
diff changeset
471 } catch(MalformedURLException e) {
f1f7d8c7e94e add Io.protocols
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 237
diff changeset
472 throw new RuntimeException(e);
f1f7d8c7e94e add Io.protocols
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 237
diff changeset
473 }
f1f7d8c7e94e add Io.protocols
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 237
diff changeset
474 break;
f1f7d8c7e94e add Io.protocols
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 237
diff changeset
475 }
f1f7d8c7e94e add Io.protocols
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 237
diff changeset
476 }
f1f7d8c7e94e add Io.protocols
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 237
diff changeset
477 }
f1f7d8c7e94e add Io.protocols
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 237
diff changeset
478 }
264
9e0d4452e649 implement URL style module names
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 263
diff changeset
479 if( url != null )
9e0d4452e649 implement URL style module names
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 263
diff changeset
480 return new LuanUrl(url).table();
9e0d4452e649 implement URL style module names
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 263
diff changeset
481
9e0d4452e649 implement URL style module names
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 263
diff changeset
482 // try java
9e0d4452e649 implement URL style module names
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 263
diff changeset
483 if( !isLoading )
260
f1f7d8c7e94e add Io.protocols
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 237
diff changeset
484 return null;
264
9e0d4452e649 implement URL style module names
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 263
diff changeset
485 String modName = name.replace('/','.') + "Luan.LOADER";
277
8ac3eaf8ecd9 fix security
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 272
diff changeset
486 // check(luan,"classpath",modName);
264
9e0d4452e649 implement URL style module names
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 263
diff changeset
487 try {
9e0d4452e649 implement URL style module names
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 263
diff changeset
488 //System.out.println("modName = "+modName);
9e0d4452e649 implement URL style module names
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 263
diff changeset
489 final LuanFunction fn = PackageLuan.load_lib(luan,modName); // throws exception if not found
9e0d4452e649 implement URL style module names
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 263
diff changeset
490 LuanFunction loader = new LuanFunction() {
9e0d4452e649 implement URL style module names
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 263
diff changeset
491 @Override public Object call(LuanState luan,Object[] args) {
9e0d4452e649 implement URL style module names
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 263
diff changeset
492 return fn;
9e0d4452e649 implement URL style module names
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 263
diff changeset
493 }
9e0d4452e649 implement URL style module names
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 263
diff changeset
494 };
9e0d4452e649 implement URL style module names
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 263
diff changeset
495 LuanTable tbl = Luan.newTable();
9e0d4452e649 implement URL style module names
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 263
diff changeset
496 tbl.put( "loader", loader );
9e0d4452e649 implement URL style module names
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 263
diff changeset
497 return tbl;
9e0d4452e649 implement URL style module names
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 263
diff changeset
498 } catch(ClassNotFoundException e) {
9e0d4452e649 implement URL style module names
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 263
diff changeset
499 } catch(NoSuchFieldException e) {
9e0d4452e649 implement URL style module names
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 263
diff changeset
500 } catch(IllegalAccessException e) {
9e0d4452e649 implement URL style module names
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 263
diff changeset
501 }
9e0d4452e649 implement URL style module names
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 263
diff changeset
502 return null;
260
f1f7d8c7e94e add Io.protocols
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 237
diff changeset
503 }
f1f7d8c7e94e add Io.protocols
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 237
diff changeset
504
264
9e0d4452e649 implement URL style module names
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 263
diff changeset
505 private static LuanTable url(String url,Boolean loading) throws IOException {
9e0d4452e649 implement URL style module names
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 263
diff changeset
506 if( Boolean.TRUE.equals(loading) )
9e0d4452e649 implement URL style module names
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 263
diff changeset
507 url += ".luan";
263
54873a389f80 add "http" and "https" protocols
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 262
diff changeset
508 return new LuanUrl(new URL(url)).table();
54873a389f80 add "http" and "https" protocols
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 262
diff changeset
509 }
54873a389f80 add "http" and "https" protocols
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 262
diff changeset
510
264
9e0d4452e649 implement URL style module names
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 263
diff changeset
511 public static LuanTable http(String path,Boolean loading) throws IOException {
9e0d4452e649 implement URL style module names
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 263
diff changeset
512 return url("http:"+path,loading);
9e0d4452e649 implement URL style module names
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 263
diff changeset
513 }
9e0d4452e649 implement URL style module names
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 263
diff changeset
514
9e0d4452e649 implement URL style module names
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515 public static LuanTable https(String path,Boolean loading) throws IOException {
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516 return url("https:"+path,loading);
263
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517 }
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diff changeset
518
272
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519 public static LuanTable java(LuanState luan,String path,Boolean loading) throws LuanException {
264
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520 if( !Boolean.TRUE.equals(loading) )
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521 return null;
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diff changeset
522 final LuanFunction fn = JavaLuan.javaLoader(luan,path);
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523 if( fn==null )
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524 return null;
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diff changeset
525 LuanFunction loader = new LuanFunction() {
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526 @Override public Object call(LuanState luan,Object[] args) {
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527 return fn;
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528 }
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529 };
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diff changeset
530 LuanTable tbl = Luan.newTable();
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diff changeset
531 tbl.put( "loader", loader );
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diff changeset
532 return tbl;
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533 }
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diff changeset
534
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diff changeset
535 public static LuanTable luan(LuanState luan,String path,Boolean loading) throws LuanException {
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diff changeset
536 return classpath( luan, "luan/modules/" + path, loading );
263
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537 }
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diff changeset
538
265
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diff changeset
539 public static LuanTable stdin(LuanState luan) throws LuanException {
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540 LuanTable io = (LuanTable)PackageLuan.loaded(luan).get("luan:Io");
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541 return (LuanTable)io.get("stdin");
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542 }
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diff changeset
543
272
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diff changeset
544 private static LuanTable newSchemes() {
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545 LuanTable schemes = Luan.newTable();
260
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diff changeset
546 try {
272
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diff changeset
547 add( schemes, "file", LuanState.class, String.class, Boolean.class );
eb27e765affb rename Io.protocols to Io.schemes and "class:" to "java:"
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548 add( schemes, "classpath", LuanState.class, String.class, Boolean.class );
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549 add( schemes, "socket", LuanState.class, String.class );
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550 add( schemes, "http", String.class, Boolean.class );
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diff changeset
551 add( schemes, "https", String.class, Boolean.class );
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552 add( schemes, "java", LuanState.class, String.class, Boolean.class );
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553 add( schemes, "luan", LuanState.class, String.class, Boolean.class );
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554 add( schemes, "stdin", LuanState.class );
260
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diff changeset
555 } catch(NoSuchMethodException e) {
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diff changeset
556 throw new RuntimeException(e);
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557 }
272
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558 return schemes;
260
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diff changeset
559 }
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diff changeset
560
272
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diff changeset
561 private static LuanTable schemes(LuanState luan) {
264
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562 LuanTable t = (LuanTable)PackageLuan.loaded(luan).get("luan:Io");
260
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diff changeset
563 if( t == null )
272
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diff changeset
564 return newSchemes();
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565 t = (LuanTable)t.get("schemes");
260
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diff changeset
566 if( t == null )
272
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567 return newSchemes();
260
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diff changeset
568 return t;
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diff changeset
569 }
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diff changeset
570
267
1507149fc447 rename Io.get() to Io.Uri()
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diff changeset
571 public static LuanTable Uri(LuanState luan,String name,Boolean loading) throws LuanException {
260
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diff changeset
572 int i = name.indexOf(':');
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diff changeset
573 if( i == -1 )
272
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diff changeset
574 throw luan.exception( "invalid Io name '"+name+"', missing scheme" );
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diff changeset
575 String scheme = name.substring(0,i);
260
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diff changeset
576 String location = name.substring(i+1);
272
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diff changeset
577 LuanTable schemes = schemes(luan);
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diff changeset
578 LuanFunction opener = (LuanFunction)schemes.get(scheme);
260
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diff changeset
579 if( opener == null )
272
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diff changeset
580 throw luan.exception( "invalid scheme '"+scheme+"' in '"+name+"'" );
264
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diff changeset
581 return (LuanTable)Luan.first(luan.call(opener,"<open \""+name+"\">",new Object[]{location,loading}));
125
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diff changeset
582 }
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diff changeset
583
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diff changeset
584 public static final class LuanSocket extends LuanIO {
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diff changeset
585 private final Socket socket;
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diff changeset
586
202
75750ceb45ee add LuanState.registry
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diff changeset
587 private LuanSocket(String host,int port) throws IOException {
125
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diff changeset
588 this(new Socket(host,port));
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diff changeset
589 }
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diff changeset
590
202
75750ceb45ee add LuanState.registry
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diff changeset
591 private LuanSocket(Socket socket) throws IOException {
125
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diff changeset
592 this.socket = socket;
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diff changeset
593 }
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diff changeset
594
144
2e92f0a6fcac add Reactionary.luan
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diff changeset
595 @Override InputStream inputStream() throws IOException {
125
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diff changeset
596 return socket.getInputStream();
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diff changeset
597 }
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diff changeset
598
144
2e92f0a6fcac add Reactionary.luan
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diff changeset
599 @Override OutputStream outputStream() throws IOException {
125
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diff changeset
600 return socket.getOutputStream();
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diff changeset
601 }
129
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parents: 125
diff changeset
602
147
cc3a0578edac fix Io.reverse_pickle
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diff changeset
603 @Override public String to_string() {
143
fcb81fa2df0d handle urls and java resources as files
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parents: 142
diff changeset
604 return socket.toString();
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parents: 142
diff changeset
605 }
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parents: 142
diff changeset
606
145
90f38a5d0e0a add Os.File
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diff changeset
607 public LuanTable Pickle_client(LuanState luan) throws IOException {
281
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diff changeset
608 InputStream in = new BufferedInputStream(inputStream());
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diff changeset
609 OutputStream out = new BufferedOutputStream(outputStream());
129
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diff changeset
610 return new PickleClient(luan,in,out).table();
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611 }
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612
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613 public void run_pickle_server(LuanState luan) throws IOException {
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614 InputStream in = new BufferedInputStream(inputStream());
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615 OutputStream out = new BufferedOutputStream(outputStream());
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616 new PickleServer(luan,in,out).run();
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617 }
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618
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619 @Override LuanTable table() {
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620 LuanTable tbl = super.table();
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621 try {
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622 tbl.put( "Pickle_client", new LuanJavaFunction(
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623 LuanSocket.class.getMethod( "Pickle_client", LuanState.class ), this
129
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624 ) );
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625 tbl.put( "run_pickle_server", new LuanJavaFunction(
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626 LuanSocket.class.getMethod( "run_pickle_server", LuanState.class ), this
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627 ) );
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628 } catch(NoSuchMethodException e) {
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629 throw new RuntimeException(e);
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630 }
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631 return tbl;
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632 }
125
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633 }
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634
262
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635 public static LuanTable socket(LuanState luan,String name) throws LuanException, IOException {
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636 int i = name.indexOf(':');
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637 if( i == -1 )
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638 throw luan.exception( "invalid socket '"+name+"', format is: <host>:<port>" );
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639 String host = name.substring(0,i);
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640 String portStr = name.substring(i+1);
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641 int port = Integer.parseInt(portStr);
125
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642 return new LuanSocket(host,port).table();
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643 }
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644
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645 public static LuanFunction socket_server(int port) throws IOException {
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646 final ServerSocket ss = new ServerSocket(port);
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647 return new LuanFunction() {
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648 @Override public Object call(LuanState luan,Object[] args) throws LuanException {
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649 try {
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650 if( args.length > 0 ) {
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651 if( args.length > 1 || !"close".equals(args[0]) )
130
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652 throw luan.exception( "the only argument allowed is 'close'" );
125
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653 ss.close();
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654 return null;
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655 }
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656 return new LuanSocket(ss.accept()).table();
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657 } catch(IOException e) {
130
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658 throw luan.exception(e);
125
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659 }
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660 }
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661 };
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662 }
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663
203
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664
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665 // security
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666
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667 public interface Security {
277
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668 public void check(LuanState luan,String scheme,String name) throws LuanException;
203
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669 }
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670
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671 private static String SECURITY_KEY = "Io.Security";
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672
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673 private static void check(LuanState luan,String scheme,String name) throws LuanException {
204
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674 Security s = (Security)luan.registry().get(SECURITY_KEY);
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675 if( s!=null )
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676 s.check(luan,scheme,name);
203
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677 }
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678
204
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679 public static void setSecurity(LuanState luan,Security s) {
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680 luan.registry().put(SECURITY_KEY,s);
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681 }
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682
168
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683 private void IoLuan() {} // never
115
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684 }