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| /*
MIT License http://www.opensource.org/licenses/mit-license.php
Author Tobias Koppers @sokra
*/
var Module = require("./Module");
var NormalModuleMixin = require("webpack-core/lib/NormalModuleMixin");
var SourceMapSource = require("webpack-core/lib/SourceMapSource");
var OriginalSource = require("webpack-core/lib/OriginalSource");
var RawSource = require("webpack-core/lib/RawSource");
var ReplaceSource = require("webpack-core/lib/ReplaceSource");
var ModuleParseError = require("./ModuleParseError");
var TemplateArgumentDependency = require("./dependencies/TemplateArgumentDependency");
var path = require("path");
function NormalModule(request, userRequest, rawRequest, loaders, resource, parser) {
Module.call(this);
this.request = request;
this.userRequest = userRequest;
this.rawRequest = rawRequest;
this.parser = parser;
NormalModuleMixin.call(this, loaders, resource);
this.meta = {};
this.assets = {};
this.built = false;
this._cachedSource = null;
}
module.exports = NormalModule;
NormalModule.prototype = Object.create(Module.prototype);
NormalModuleMixin.mixin(NormalModule.prototype);
NormalModule.prototype.identifier = function() {
return this.request;
};
NormalModule.prototype.readableIdentifier = function(requestShortener) {
return requestShortener.shorten(this.userRequest);
};
NormalModule.prototype.fillLoaderContext = function fillLoaderContext(loaderContext, options, compilation) {
loaderContext.webpack = true;
loaderContext.emitFile = function(name, content, sourceMap) {
Iif(typeof sourceMap === "string") {
this.assets[name] = new OriginalSource(content, sourceMap);
} else Iif(sourceMap) {
this.assets[name] = new SourceMapSource(content, name, sourceMap);
} else {
this.assets[name] = new RawSource(content);
}
}.bind(this);
loaderContext._module = this;
loaderContext._compilation = compilation;
loaderContext._compiler = compilation.compiler;
compilation.applyPlugins("normal-module-loader", loaderContext, this);
};
NormalModule.prototype.disconnect = function disconnect() {
this.built = false;
Module.prototype.disconnect.call(this);
};
NormalModule.prototype.build = function build(options, compilation, resolver, fs, callback) {
this.buildTimestamp = new Date().getTime();
this.built = true;
return this.doBuild(options, compilation, resolver, fs, function(err) {
if(err) return callback(err);
this.dependencies.length = 0;
this.variables.length = 0;
this.blocks.length = 0;
this._cachedSource = null;
Iif(options.module && options.module.noParse) {
if(Array.isArray(options.module.noParse)) {
if(options.module.noParse.some(function(regExp) {
return typeof regExp === "string" ?
this.request.indexOf(regExp) === 0 :
regExp.test(this.request);
}, this)) return callback();
} else if(typeof regExp === "string" ?
this.request.indexOf(options.module.noParse) === 0 :
options.module.noParse.test(this.request)) {
return callback();
}
}
try {
this.parser.parse(this._source.source(), {
current: this,
module: this,
compilation: compilation,
options: options
});
} catch(e) {
var source = this._source.source();
this._source = null;
return callback(new ModuleParseError(this, source, e));
}
return callback();
}.bind(this));
};
NormalModule.prototype.source = function(dependencyTemplates, outputOptions, requestShortener) {
var hash = require("crypto").createHash("md5");
this.updateHash(hash);
hash = hash.digest("hex");
if(this._cachedSource && this._cachedSource.hash === hash) {
return this._cachedSource.source;
}
var _source = this._source;
Iif(!_source) return new RawSource("throw new Error('No source availible');");
var source = new ReplaceSource(_source);
this._cachedSource = { source: source, hash: hash };
var topLevelBlock = this;
function doDep(dep) {
var template = dependencyTemplates.get(dep.Class);
Iif(!template) throw new Error("No template for dependency: " + dep.Class.name);
template.apply(dep, source, outputOptions, requestShortener, dependencyTemplates);
}
function doVariable(vars, variable) {
var name = variable.name;
var expr = variable.expressionSource(dependencyTemplates, outputOptions, requestShortener);
vars.push({name: name, expression: expr});
}
function doBlock(block) {
block.dependencies.forEach(doDep);
block.blocks.forEach(doBlock);
if(block.variables.length > 0) {
var vars = [];
block.variables.forEach(doVariable.bind(null, vars));
var varNames = [];
var varExpressions = [];
var varStartCode = "";
var varEndCode = "";
function emitFunction() {
Iif(varNames.length === 0) return;
varStartCode += "/* WEBPACK VAR INJECTION */(function(" + varNames.join(", ") + ") {";
// exports === this in the topLevelBlock, but exports do compress better...
varEndCode = (topLevelBlock === block ? "}.call(exports, " : "}.call(this, ") +
varExpressions.map(function(e) {return e.source()}).join(", ") + "))" + varEndCode;
varNames.length = 0;
varExpressions.length = 0;
}
vars.forEach(function(v) {
Iif(varNames.indexOf(v.name) >= 0) emitFunction();
varNames.push(v.name);
varExpressions.push(v.expression);
});
emitFunction();
var start = block.range ? block.range[0] : 0;
var end = block.range ? block.range[1] : _source.size();
Eif(varStartCode) source.insert(start + 0.5, varStartCode);
Eif(varEndCode) source.insert(end + 0.5, "\n/* WEBPACK VAR INJECTION */" + varEndCode);
}
}
doBlock(this);
return source;
};
NormalModule.prototype.needRebuild = function needRebuild(fileTimestamps, contextTimestamps) {
var timestamp = 0;
this.fileDependencies.forEach(function(file) {
var ts = fileTimestamps[file];
if(!ts) timestamp = Infinity;
if(ts > timestamp) timestamp = ts;
});
this.contextDependencies.forEach(function(context) {
var ts = contextTimestamps[context];
if(!ts) timestamp = Infinity;
if(ts > timestamp) timestamp = ts;
});
return timestamp >= this.buildTimestamp;
};
NormalModule.prototype.size = function() {
return this._source ? this._source.size() : -1;
};
NormalModule.prototype.updateHash = function(hash) {
if(this._source) {
hash.update("source");
this._source.updateHash(hash);
} else
hash.update("null");
Module.prototype.updateHash.call(this, hash);
};
NormalModule.prototype.getSourceHash = function() {
if(!this._source) return "";
var hash = require("crypto").createHash("md5");
hash.update(this._source.source());
return hash.digest("hex");
};
NormalModule.prototype.getAllModuleDependencies = function() {
var list = [];
function doDep(dep) {
if(dep.module && list.indexOf(dep.module) < 0)
list.push(dep.module);
}
function doVariable(variable) {
variable.dependencies.forEach(doDep);
}
function doBlock(block) {
block.variables.forEach(doVariable);
block.dependencies.forEach(doDep);
block.blocks.forEach(doBlock);
}
doBlock(this);
return list;
};
NormalModule.prototype.createTemplate = function(keepModules) {
var template = new NormalModule("", "", "", [], "", null);
template._source = this._source;
template.built = this.built;
template.templateModules = keepModules;
template._templateOrigin = this;
template.readableIdentifier = function() {
return "template of " + this._templateOrigin.id + " referencing " + keepModules.map(function(m) {
return m.id;
}).join(", ");
};
var args = template.arguments = [];
function doDeps(deps) {
return deps.map(function(dep) {
if(dep.module && keepModules.indexOf(dep.module) < 0) {
var argName = "__webpack_module_template_argument_" + args.length + "__";
args.push(argName);
return new TemplateArgumentDependency(argName, dep);
} else {
return dep;
}
});
}
function doVariable(variable, newVariable) {
variable.dependencies.forEach(doDep);
}
function doBlock(block, newBlock) {
block.variables.forEach(function(variable) {
var newDependencies = doDeps(variable.dependencies);
newBlock.addVariable(variable.name, variable.expression, newDependencies);
});
newBlock.dependencies = doDeps(block.dependencies);
block.blocks.forEach(function(childBlock) {
var newChildBlock = new AsyncDependenciesBlock(childBlock.name, childBlock.module, childBlock.loc);
newBlock.addBlock(newChildBlock);
doBlock(childBlock, newChildBlock);
});
}
doBlock(this, template);
return template;
};
NormalModule.prototype.getTemplateArguments = function(keepModules) {
var list = [];
function doDep(dep) {
if(dep.module && keepModules.indexOf(dep.module) < 0)
list.push(dep.module);
}
function doVariable(variable) {
variable.dependencies.forEach(doDep);
}
function doBlock(block) {
block.variables.forEach(doVariable);
block.dependencies.forEach(doDep);
block.blocks.forEach(doBlock);
}
doBlock(this);
return list;
};
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