1 | #!/usr/bin/env node
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2 |
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3 | var MODULE_NAME = 'dataflo.ws';
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4 | var INITIATOR_PATH = 'initiator';
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5 | var DEFAULT_REQUIRE = 'main';
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6 |
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7 | var dataflows = require('../');
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8 | var common = dataflows.common;
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9 | var paint = dataflows.color;
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10 |
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11 | var path = require('path');
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12 |
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13 | var minimist = require ('commop/lib/minimist');
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14 |
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15 | var $global = dataflows.global ();
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16 |
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17 | var Project = require (MODULE_NAME + '/project');
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18 |
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19 | var project;
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20 |
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21 | common.getProject = function (rootPath) {
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22 | if (!project) {
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23 | project = new Project (rootPath);
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24 | }
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25 | return project;
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26 | };
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27 |
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28 | $global.project = common.getProject();
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29 |
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30 | function launchScript (conf, err) {
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31 | var scriptName = process.argv[2];
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32 |
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33 | if (!scriptName)
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34 | scriptName = "help";
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35 |
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36 | if (err) {
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37 | if (err === "no project config" && !scriptName.match (/^(help|init)$/)) {
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38 | console.error (
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39 | 'no', paint.dataflows(),
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40 | 'project config found. please run',
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41 | paint.path ('dataflows help'), 'or', paint.path ('dataflows init')
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42 | );
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43 | }
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44 | if (conf && scriptName !== "config") {
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45 | conf = null;
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46 | }
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47 | }
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48 |
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49 | var scriptClass;
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50 | try {
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51 | scriptClass = require (project.root.fileIO ('bin', scriptName).path);
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52 | } catch (e) {
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53 | try {
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54 |
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55 | scriptClass = require (path.join (MODULE_NAME, 'bin', scriptName));
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56 | } catch (e) {
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57 | console.error (e);
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58 | }
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59 | }
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60 |
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61 | if (!scriptClass) {
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62 |
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63 | console.error('sorry, there is no such script "%s"', scriptName);
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64 | process.exit();
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65 | }
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66 |
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67 | var scriptMethod = 'launch';
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68 | var launchContext;
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69 |
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70 | if (typeof scriptClass.launchContext === 'function') {
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71 | launchContext = scriptClass.launchContext() || {};
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72 | if (launchContext.method) {
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73 | scriptMethod = launchContext.method;
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74 | }
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75 | }
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76 |
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77 | scriptClass.command = launchContext.command || process.argv[2];
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78 | scriptClass.args = launchContext.args || minimist(process.argv.slice(3));
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79 |
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80 |
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81 |
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82 | if (!err && typeof scriptClass[scriptMethod] === 'function') {
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83 | scriptClass[scriptMethod](conf, project);
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84 | } else if (typeof scriptClass[scriptMethod + 'Anyway'] === 'function') {
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85 | scriptClass[scriptMethod + 'Anyway'](conf, project);
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86 | } else {
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87 | console.error(
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88 | 'missing method "%s" for script "%s"',
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89 | scriptMethod, scriptName
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90 | );
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91 | process.exit();
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92 | }
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93 |
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94 | }
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95 |
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96 | var mainModule = dataflows.main ();
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97 |
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98 | project.on ('ready', function () {
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99 | var conf = project.config;
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100 |
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101 |
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102 | var requires = conf.requires || [ DEFAULT_REQUIRE ];
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103 | if (!Object.is('Array', requires)) {
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104 | requires = [ requires ];
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105 | }
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106 |
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107 | requires.forEach(function (modName) {
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108 | var mod = project.require (modName, true);
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109 |
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110 |
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111 |
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112 | if (mod) {
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113 | Object.keys(mod).forEach(function (key) {
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114 | mainModule[key] = mod[key];
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115 | });
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116 | } else {
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117 |
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118 | }
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119 | });
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120 |
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121 |
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122 |
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123 |
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124 | launchScript(conf);
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125 | });
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126 |
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127 | project.on ('failed', function (err) {
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128 |
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129 |
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130 |
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131 |
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132 |
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133 | launchScript (project.config, err);
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134 | });
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135 |
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