How to use PDFNodeStreamFullReader method in wpt

Best JavaScript code snippet using wpt

node_stream.js

Source:node_stream.js

...49  _createClass(PDFNodeStream, [{50    key: 'getFullReader',51    value: function getFullReader() {52      (0, _util.assert)(!this._fullRequest);53      this._fullRequest = this.isFsUrl ? new PDFNodeStreamFsFullReader(this) : new PDFNodeStreamFullReader(this);54      return this._fullRequest;55    }56  }, {57    key: 'getRangeReader',58    value: function getRangeReader(start, end) {59      var rangeReader = this.isFsUrl ? new PDFNodeStreamFsRangeReader(this, start, end) : new PDFNodeStreamRangeReader(this, start, end);60      this._rangeRequestReaders.push(rangeReader);61      return rangeReader;62    }63  }, {64    key: 'cancelAllRequests',65    value: function cancelAllRequests(reason) {66      if (this._fullRequest) {67        this._fullRequest.cancel(reason);68      }69      var readers = this._rangeRequestReaders.slice(0);70      readers.forEach(function (reader) {71        reader.cancel(reason);72      });73    }74  }]);75  return PDFNodeStream;76}();77var BaseFullReader = function () {78  function BaseFullReader(stream) {79    _classCallCheck(this, BaseFullReader);80    this._url = stream.url;81    this._done = false;82    this._errored = false;83    this._reason = null;84    this.onProgress = null;85    var source = stream.source;86    this._contentLength = source.length;87    this._loaded = 0;88    this._filename = null;89    this._disableRange = source.disableRange || false;90    this._rangeChunkSize = source.rangeChunkSize;91    if (!this._rangeChunkSize && !this._disableRange) {92      this._disableRange = true;93    }94    this._isStreamingSupported = !source.disableStream;95    this._isRangeSupported = !source.disableRange;96    this._readableStream = null;97    this._readCapability = (0, _util.createPromiseCapability)();98    this._headersCapability = (0, _util.createPromiseCapability)();99  }100  _createClass(BaseFullReader, [{101    key: 'read',102    value: function read() {103      var _this = this;104      return this._readCapability.promise.then(function () {105        if (_this._done) {106          return Promise.resolve({107            value: undefined,108            done: true109          });110        }111        if (_this._errored) {112          return Promise.reject(_this._reason);113        }114        var chunk = _this._readableStream.read();115        if (chunk === null) {116          _this._readCapability = (0, _util.createPromiseCapability)();117          return _this.read();118        }119        _this._loaded += chunk.length;120        if (_this.onProgress) {121          _this.onProgress({122            loaded: _this._loaded,123            total: _this._contentLength124          });125        }126        var buffer = new Uint8Array(chunk).buffer;127        return Promise.resolve({128          value: buffer,129          done: false130        });131      });132    }133  }, {134    key: 'cancel',135    value: function cancel(reason) {136      if (!this._readableStream) {137        this._error(reason);138        return;139      }140      this._readableStream.destroy(reason);141    }142  }, {143    key: '_error',144    value: function _error(reason) {145      this._errored = true;146      this._reason = reason;147      this._readCapability.resolve();148    }149  }, {150    key: '_setReadableStream',151    value: function _setReadableStream(readableStream) {152      var _this2 = this;153      this._readableStream = readableStream;154      readableStream.on('readable', function () {155        _this2._readCapability.resolve();156      });157      readableStream.on('end', function () {158        readableStream.destroy();159        _this2._done = true;160        _this2._readCapability.resolve();161      });162      readableStream.on('error', function (reason) {163        _this2._error(reason);164      });165      if (!this._isStreamingSupported && this._isRangeSupported) {166        this._error(new _util.AbortException('streaming is disabled'));167      }168      if (this._errored) {169        this._readableStream.destroy(this._reason);170      }171    }172  }, {173    key: 'headersReady',174    get: function get() {175      return this._headersCapability.promise;176    }177  }, {178    key: 'filename',179    get: function get() {180      return this._filename;181    }182  }, {183    key: 'contentLength',184    get: function get() {185      return this._contentLength;186    }187  }, {188    key: 'isRangeSupported',189    get: function get() {190      return this._isRangeSupported;191    }192  }, {193    key: 'isStreamingSupported',194    get: function get() {195      return this._isStreamingSupported;196    }197  }]);198  return BaseFullReader;199}();200var BaseRangeReader = function () {201  function BaseRangeReader(stream) {202    _classCallCheck(this, BaseRangeReader);203    this._url = stream.url;204    this._done = false;205    this._errored = false;206    this._reason = null;207    this.onProgress = null;208    this._loaded = 0;209    this._readableStream = null;210    this._readCapability = (0, _util.createPromiseCapability)();211    var source = stream.source;212    this._isStreamingSupported = !source.disableStream;213  }214  _createClass(BaseRangeReader, [{215    key: 'read',216    value: function read() {217      var _this3 = this;218      return this._readCapability.promise.then(function () {219        if (_this3._done) {220          return Promise.resolve({221            value: undefined,222            done: true223          });224        }225        if (_this3._errored) {226          return Promise.reject(_this3._reason);227        }228        var chunk = _this3._readableStream.read();229        if (chunk === null) {230          _this3._readCapability = (0, _util.createPromiseCapability)();231          return _this3.read();232        }233        _this3._loaded += chunk.length;234        if (_this3.onProgress) {235          _this3.onProgress({ loaded: _this3._loaded });236        }237        var buffer = new Uint8Array(chunk).buffer;238        return Promise.resolve({239          value: buffer,240          done: false241        });242      });243    }244  }, {245    key: 'cancel',246    value: function cancel(reason) {247      if (!this._readableStream) {248        this._error(reason);249        return;250      }251      this._readableStream.destroy(reason);252    }253  }, {254    key: '_error',255    value: function _error(reason) {256      this._errored = true;257      this._reason = reason;258      this._readCapability.resolve();259    }260  }, {261    key: '_setReadableStream',262    value: function _setReadableStream(readableStream) {263      var _this4 = this;264      this._readableStream = readableStream;265      readableStream.on('readable', function () {266        _this4._readCapability.resolve();267      });268      readableStream.on('end', function () {269        readableStream.destroy();270        _this4._done = true;271        _this4._readCapability.resolve();272      });273      readableStream.on('error', function (reason) {274        _this4._error(reason);275      });276      if (this._errored) {277        this._readableStream.destroy(this._reason);278      }279    }280  }, {281    key: 'isStreamingSupported',282    get: function get() {283      return this._isStreamingSupported;284    }285  }]);286  return BaseRangeReader;287}();288function createRequestOptions(url, headers) {289  return {290    protocol: url.protocol,291    auth: url.auth,292    host: url.hostname,293    port: url.port,294    path: url.path,295    method: 'GET',296    headers: headers297  };298}299var PDFNodeStreamFullReader = function (_BaseFullReader) {300  _inherits(PDFNodeStreamFullReader, _BaseFullReader);301  function PDFNodeStreamFullReader(stream) {302    _classCallCheck(this, PDFNodeStreamFullReader);303    var _this5 = _possibleConstructorReturn(this, (PDFNodeStreamFullReader.__proto__ || Object.getPrototypeOf(PDFNodeStreamFullReader)).call(this, stream));304    var handleResponse = function handleResponse(response) {305      _this5._headersCapability.resolve();306      _this5._setReadableStream(response);307      var getResponseHeader = function getResponseHeader(name) {308        return _this5._readableStream.headers[name.toLowerCase()];309      };310      var _validateRangeRequest = (0, _network_utils.validateRangeRequestCapabilities)({311        getResponseHeader: getResponseHeader,312        isHttp: stream.isHttp,313        rangeChunkSize: _this5._rangeChunkSize,314        disableRange: _this5._disableRange315      }),...

node_stream.d.ts

Source:node_stream.d.ts

1export class PDFNodeStream {2    constructor(source: any);3    source: any;4    url: any;5    isHttp: boolean;6    isFsUrl: boolean;7    httpHeaders: any;8    _fullRequestReader: PDFNodeStreamFsFullReader | PDFNodeStreamFullReader | null;9    _rangeRequestReaders: any[];10    get _progressiveDataLength(): number;11    getFullReader(): PDFNodeStreamFsFullReader | PDFNodeStreamFullReader;12    getRangeReader(start: any, end: any): PDFNodeStreamFsRangeReader | PDFNodeStreamRangeReader | null;13    cancelAllRequests(reason: any): void;14}15declare class PDFNodeStreamFsFullReader extends BaseFullReader {16}17declare class PDFNodeStreamFullReader extends BaseFullReader {18    _request: any;19}20declare class PDFNodeStreamFsRangeReader extends BaseRangeReader {21    constructor(stream: any, start: any, end: any);22}23declare class PDFNodeStreamRangeReader extends BaseRangeReader {24    constructor(stream: any, start: any, end: any);25    _httpHeaders: {};26    _request: any;27}28declare class BaseFullReader {29    constructor(stream: any);30    _url: any;31    _done: boolean;32    _storedError: any;33    onProgress: any;34    _contentLength: any;35    _loaded: number;36    _filename: any;37    _disableRange: any;38    _rangeChunkSize: any;39    _isStreamingSupported: boolean;40    _isRangeSupported: boolean;41    _readableStream: any;42    _readCapability: import("../shared/util.d.ts").PromiseCapability;43    _headersCapability: import("../shared/util.d.ts").PromiseCapability;44    get headersReady(): Promise<any>;45    get filename(): any;46    get contentLength(): any;47    get isRangeSupported(): boolean;48    get isStreamingSupported(): boolean;49    read(): any;50    cancel(reason: any): void;51    _error(reason: any): void;52    _setReadableStream(readableStream: any): void;53}54declare class BaseRangeReader {55    constructor(stream: any);56    _url: any;57    _done: boolean;58    _storedError: any;59    onProgress: any;60    _loaded: number;61    _readableStream: any;62    _readCapability: import("../shared/util.d.ts").PromiseCapability;63    _isStreamingSupported: boolean;64    get isStreamingSupported(): boolean;65    read(): any;66    cancel(reason: any): void;67    _error(reason: any): void;68    _setReadableStream(readableStream: any): void;69}...

Using AI Code Generation

1var PDFNodeStreamFullReader = require('pdfjs-dist/lib/display/api.js').PDFNodeStreamFullReader;2var pdfjsLib = require('pdfjs-dist');3var fs = require('fs');4var path = require('path');5var pdfPath = path.join(__dirname, './test.pdf');6  canvas = document.getElementById('the-canvas'),7  ctx = canvas.getContext('2d');8var wptools = require('wptools');9var pdfjsLib = require('pdfjs-dist');10var fs = require('fs');11var path = require('path');12var pdfPath = path.join(__dirname, './test.pdf');13  canvas = document.getElementById('the-canvas'),14  ctx = canvas.getContext('2d');15var wptools = require('wptools');16var pdfjsLib = require('pdfjs-dist');17var fs = require('fs');18var path = require('path');19var pdfPath = path.join(__dirname, './test.pdf');20  canvas = document.getElementById('the-canvas'),21  ctx = canvas.getContext('2d');22var wptools = require('wptools');23var pdfjsLib = require('pdfjs-dist');24var fs = require('fs');25var path = require('path');26var pdfPath = path.join(__dirname, './test.pdf');27  canvas = document.getElementById('the-canvas'),28  ctx = canvas.getContext('2d');29var wptools = require('wptools');30var pdfjsLib = require('pdfjs-dist');31var fs = require('fs');32var path = require('path');33var pdfPath = path.join(__dirname, './test.pdf');

Using AI Code Generation

1const PDFNodeStreamFullReader = require('pdfjs-dist/lib/core/pdf_node_stream_full_reader.js').PDFNodeStreamFullReader;2const PDFJS = require('pdfjs-dist');3const fs = require('fs');4const path = require('path');5const pdfPath = path.resolve(__dirname, 'test.pdf');6const pdfjsLib = window['pdfjs-dist/build/pdf'];7const loadingTask = pdfjsLib.getDocument(pdfPath);8loadingTask.promise.then(function(pdf) {9  console.log('PDF loaded');10  const pageNumber = 1;11  pdf.getPage(pageNumber).then(function(page) {12    console.log('Page loaded');13    const scale = 1.5;14    const viewport = page.getViewport({scale: scale});15    const canvas = document.getElementById('the-canvas');16    const context = canvas.getContext('2d');17    canvas.height = viewport.height;18    canvas.width = viewport.width;19    const renderContext = {20    };21    const renderTask = page.render(renderContext);22    renderTask.promise.then(function () {23      console.log('Page rendered');24    });25  });26}, function (reason) {27  console.error(reason);28});29const PDFNodeStreamFullReader = require('pdfjs-dist/lib/core/pdf_node_stream_full_reader.js').PDFNodeStreamFullReader;30const PDFJS = require('pdfjs-dist');31const fs = require('fs');32const path = require('path');33const pdfPath = path.resolve(__dirname, 'test.pdf');34const pdfjsLib = window['pdfjs-dist/build/pdf'];

Using AI Code Generation

1var fs = require('fs');2var PDFNodeStreamFullReader = require('pdfreader').PDFNodeStreamFullReader;3var pdf_path = 'test.pdf';4var pdfReader = new PDFNodeStreamFullReader();5pdfReader.parseFileItems(pdf_path, function(err, item){6  if (!item || item.page) {7    console.log('page:', item.page);8  }9  else if (item.text) {10    console.log(item.text);11  }12});13var PDFJS = require('pdfjs-dist');14var pdf_path = 'test.pdf';15var pdf = PDFJS.getDocument(pdf_path);16pdf.then(function(pdf) {17  pdf.getPage(1).then(function(page) {18    var scale = 1.5;19    var viewport = page.getViewport(scale);20    page.getTextContent().then(function(textContent) {21      var textItems = textContent.items;22      var lastY, text = '';23      for (var i = 0; i < textItems.length; i++) {24        var item = textItems[i];25        if (lastY == item.transform[5] || !lastY) {26          text += item.str;27        } else {28          text += '\n' + item.str;29        }30        lastY = item.transform[5];31      }32      console.log(text);33    });34  });35});

Using AI Code Generation

1const stream = require('stream');2const PDFNodeStreamFullReader = require('pdfjs-dist/lib/core/pdf_node_stream_full_reader.js');3const PDFJS = require('pdfjs-dist');4const fs = require('fs');5const path = require('path');6const pdfPath = path.join(__dirname, 'test.pdf');7const pdfPath2 = path.join(__dirname, 'test2.pdf');8const pdfPath3 = path.join(__dirname, 'test3.pdf');9const pdfPath4 = path.join(__dirname, 'test4.pdf');10const pdfPath5 = path.join(__dirname, 'test5.pdf');11const pdfPath6 = path.join(__dirname, 'test6.pdf');12const pdfPath7 = path.join(__dirname, 'test7.pdf');13const pdfPath8 = path.join(__dirname, 'test8.pdf');14const pdfPath9 = path.join(__dirname, 'test9.pdf');15const pdfPath10 = path.join(__dirname, 'test10.pdf');16const pdfPath11 = path.join(__dirname, 'test11.pdf');17const pdfPath12 = path.join(__dirname, 'test12.pdf');18const pdfPath13 = path.join(__dirname, 'test13.pdf');19const pdfPath14 = path.join(__dirname, 'test14.pdf');20const pdfPath15 = path.join(__dirname, 'test15.pdf');21const pdfPath16 = path.join(__dirname, 'test16.pdf');22const pdfPath17 = path.join(__dirname, 'test17.pdf');23const pdfPath18 = path.join(__dirname, 'test18.pdf');24const pdfPath19 = path.join(__dirname, 'test19.pdf');25const pdfPath20 = path.join(__dirname, 'test20.pdf');26const pdfPath21 = path.join(__dirname, 'test21.pdf');27const pdfPath22 = path.join(__dirname, 'test22.pdf');28const pdfPath23 = path.join(__dirname, 'test23.pdf');29const pdfPath24 = path.join(__dirname, 'test24.pdf');30const pdfPath25 = path.join(__dirname, 'test25.pdf');31const pdfPath26 = path.join(__dirname, 'test26.pdf');32const pdfPath27 = path.join(__dirname, 'test27.pdf');33const pdfPath28 = path.join(__dirname, 'test28.pdf');34const pdfPath29 = path.join(__dirname, 'test29.pdf');35const pdfPath30 = path.join(__dirname, 'test

Using AI Code Generation

1var wptools = require('wptools');2var fs = require('fs');3var url = process.argv[2];4var page = wptools.page(url);5page.get(function(err, resp){6	if(err){7		console.log(err);8	}9	var reader = resp.pdf.reader;10	var buffer = new Buffer(0);11	reader.on('data', function(data){12		buffer = Buffer.concat([buffer, data]);13	});14	reader.on('end', function(){15		fs.writeFile('test.pdf', buffer, function(err){16			if(err){17				console.log(err);18			}19			console.log('done');20		});21	});22});

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