我一直在阅读“Google Script”，这本书介绍了 Google Apps 脚本的多种用途，并指导您构建了一个应用程序。
我已经阅读了有关从模板动态创建表单的部分，但遇到了一个我无法解决的问题。访问发布的 URL 时，它返回“遇到错误：未知宏 showForm”让我感到困惑的是，我尝试在 mozilla 中使用 firebug 并在脚本编辑器中进行调试，但没有发现任何错误。任何能够帮助指出我应该寻找的方向或帮助解决问题的方向的人吗？
这是代码。它断成三块。Code.gs、GS Objecgts.js 和 Documents API.js
代码.GS
var templateFolderId = '<<Enter Folder ID>>';
function doGet(e){
var app = UiApp.createApplication().setTitle('Template Creator');
//What this app is about
var grid = app.createGrid(6, 2).setId('grid').setCellPadding(5);
app.add(grid);
grid.setWidget(0,0, app.createLabel("This App will allow you to create a form from"+
" a template in Google Docs."));
//create UI here
// File Chooser
var fileChooser = app.createListBox().setName('fileChooser').setId('fileChooser')
.addChangeHandler(app.createServerChangeHandler('showForm')
.addCallbackElement(grid));
grid.setWidget(2, 0, fileChooser);
//set the file Names in the listBox by calling on the DocsList service
fileChooser.addItem('Choose Template');
var files = DocsList.getFolderById(templateFolderId).getFiles();
for (var i = 0; i < files.length; i++) {
fileChooser.addItem(files[i].getName());
}
// Submit the form button
var button = app.createButton('Submit').setId('button')
.addClickHandler(app.createServerClickHandler('createDoc')
.addCallbackElement(grid))
.setVisible(false);
grid.setWidget(4, 0, button);
/*
* @returns body text from doc
*/
function getTemplateText(fileName){
var files = DocsList.getFolderById(templateFolderId).getFiles();
for (var i = 0; i < files.length; i++) {
if (fileName == files[i].getName()){
var text = DOCS_LIST_API.GdocToFormat(files[i].getId(), 'txt');
return text.getContentText();
}
}
}
// function returns an array of unique form keys
function createKeys(templateFile){
var templateTxt = getTemplateText(templateFile);
var templateVars = templateTxt.match(/\{\%[^\%]+\%\}/g);
var templateKeys = [];
var oneEach = "";
for (var i in templateVars) {
var keyObject = {};
keyObject.text = templateVars[i].replace(/\{\%|\%\}/g, '');
keyObject.id = camelString(templateVars[i]);
if (oneEach.match(keyObject.text) == null){
templateKeys.push(keyObject);
}
oneEach += " " + keyObject.text;
}
return templateKeys;
}
function showForm(e){
var app = UiApp.getActiveApplication();
var flexTable = app.createFlexTable();
var keys = createKeys(e.parameter.fileChooser);
for (var i in keys) {
var text = (keys[i].text);
if(/^instruction/i.test(text)){
flexTable.setWidget(parseInt(i),0,app
.createLabel(text.substring(text.indexOf(':')+1)));
}else{
var questionPanel = app.createHorizontalPanel();
flexTable.setWidget(parseInt(i),0,questionPanel);
questionPanel.add(app.createLabel(text).setWidth('100px'));
questionPanel.add(app.createTextBox().setName(keys[i].id));
}
}
flexTable.setWidget(keys.length+1,0,app.createLabel('________'));
flexTable.setWidget(keys.length+2,0, app.createHorizontalPanel()
.add(app.createLabel('Output file name: ').setWidth('100px'))
.add(app.createTextBox()
.setName('outputFile').setWidth('200px')
.setValue('Copy of '+ e.parameter.fileChooser)));
flexTable.setWidget(keys.length+3,0, app.createHorizontalPanel()
.add(app.createLabel('Google Email: ').setWidth('100px'))
.add(app.createTextBox()
.setName('email').setWidth('200px')));
app.getElementById('button').setVisible(true);
app.getElementById('grid').setWidget(3,0, flexTable);
return app;
}
function createDoc(e){
var app = UiApp.getActiveApplication();
var keys = createKeys(e.parameter.fileChooser);
var files = DocsList.getFolderById(templateFolderId).getFiles();
for (var i in files) {
if (e.parameter.fileChooser == files[i].getName()){
var copyId = files[i].makeCopy(e.parameter.outputFile).getId();
var doc = DocumentApp.openById(copyId)
var copy = doc.getActiveSection();
for (var i in keys) {
var text = keys[i].text;
if(/^instruction/i.test(text)){
if (copy.findText(keys[i].text) != null)
copy.findText(keys[i].text).getElement().removeFromParent();
}else{
copy.replaceText('{%'+keys[i].text+'%}', e.parameter[keys[i].id]);
}
}
doc.saveAndClose();
doc.addEditor(e.parameter.email);
}
}
app.getElementById('grid').setWidget(3,0, app.createAnchor('Open your Document',
doc.getUrl())
.setStyleAttribute('font-size', '18px'));
app.getElementById('button').setVisible(false);
app.getElementById('fileChooser').setItemSelected(0, true);
return app;
}
return app;
}
GS 对象.gs
/*
ObjService
Copyright (c) 2011 James Ferreira
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*/
/**
* ObjService
* @author James Ferriera
* @documentation http://goo.gl/JdEHW
*
* Changes an object like e.parameter into a 2D array useful in
* writting to a spreadsheet with using the .setValues method
*
* @param {Array} headers [header, header, ...]
* @param {Array} objValues [{key:value, ...}, ...]
* @returns {Array} [[value, value, ...], ...]
*/
function objectToArray(headers, objValues){
var values = [];
var headers = camelArray(headers);
for (var j=0; j < objValues.length; j++){
var rowValues = [];
for (var i=0; i < headers.length; i++){
rowValues.push(objValues[j][headers[i]]);
}
values.push(rowValues);
}
return values;
}
/**
* Changes a range array often returned from .getValues() into an
* array of objects with key value pairs.
* The first element in the array is used as the keys (headers)
*
* @param {Array} range [[key, key, ...],[value, value, ...]]
* @returns {Array} [{key:value, ...}, ...]
*/
function rangeToObjects(range){
var headers = range[0];
var values = range;
var rowObjects = [];
for (var i = 1; i < values.length; ++i) {
var row = new Object();
row.rowNum = i;
for (var j in headers){
row[camelString(headers[j])] = values[i][j];
}
rowObjects.push(row);
}
return rowObjects;
}
/**
* Changes a range array into an array of objects with key value pairs
*
* @params {array} headers [key, key, ...]
* @params {array} values [[value, value, ...], ...]
* @returns {array} [{key:value, ...}, ...]
*/
function splitRangesToObjects(headers, values){
var rowObjects = [];
for (var i = 1; i < values.length; ++i) {
var row = new Object();
row.rowNum = i;
for (var j in headers){
row[camelString(headers[j])] = values[i][j];
}
rowObjects.push(row);
}
return rowObjects;
}
/**
* Removes special characters from strings in an array
* Commonly know as a camelCase,
* Examples:
* "First Name" -> "firstName"
* "Market Cap (millions) -> "marketCapMillions
* "1 number at the beginning is ignored" -> "numberAtTheBeginningIsIgnored"
* @params {array} headers [string, string, ...]
* @returns {array} camelCase
*/
function camelArray(headers) {
var keys = [];
for (var i = 0; i < headers.length; ++i) {
var key = camelString(headers[i]);
if (key.length > 0) {
keys.push(key);
}
}
return keys;
}
/**
* Removes special characters from a string
* Commonly know as a camelCase,
* Examples:
* "First Name" -> "firstName"
* "Market Cap (millions) -> "marketCapMillions
* "1 number at the beginning is ignored" -> "numberAtTheBeginningIsIgnored"
* @params {string} header string
* @returns {string} camelCase
*/
function camelString(header) {
var key = "";
var upperCase = false;
for (var i = 0; i < header.length; ++i) {
var letter = header[i];
if (letter == " " && key.length > 0) {
upperCase = true;
continue;
}
if (!isAlnum_(letter)) {
continue;
}
if (key.length == 0 && isDigit_(letter)) {
continue; // first character must be a letter
}
if (upperCase) {
upperCase = false;
key += letter.toUpperCase();
} else {
key += letter.toLowerCase();
}
}
return key;
}
function isCellEmpty_(cellData) {
return typeof(cellData) == "string" && cellData == "";
}
function isAlnum_(char) {
return char >= 'A' && char <= 'Z' ||
char >= 'a' && char <= 'z' ||
isDigit_(char);
}
function isDigit_(char) {
return char >= '0' && char <= '9';
}
文档 API.gs
/*
* Private for OAuth
* @ returns OAuth headers
*/
var DOCS_LIST_API = {};
DOCS_LIST_API.googleOAuth = function() {
var oAuthConfig = UrlFetchApp.addOAuthService('google');
oAuthConfig.setRequestTokenUrl("https://www.google.com/accounts/"+
"OAuthGetRequestToken?scope=https://docs.google.com/feeds/");
oAuthConfig.setAuthorizationUrl("https://www.google.com/accounts/OAuthAuthorizeToken");
oAuthConfig.setAccessTokenUrl("https://www.google.com/accounts/OAuthGetAccessToken");
oAuthConfig.setConsumerKey('anonymous');
oAuthConfig.setConsumerSecret('anonymous');
return {oAuthServiceName:'google', oAuthUseToken:"always"};
}
/*
* @ args docID String the id for a Google Document
* @ args format String can be, "txt", "odt", "pdf", "html", "rtf", "doc", "png",
"zip"
* @ returns blob
*
*/
DOCS_LIST_API.GdocToFormat = function(docID, format){
var fetchArgs = DOCS_LIST_API.googleOAuth();
fetchArgs.headers = { "GData-Version": "3.0" };
fetchArgs.method = 'get';
var url = 'https://docs.google.com/feeds/download/documents/export/Export?id='+
docID+'&exportFormat='+format+'&format='+format;
return UrlFetchApp.fetch(url, fetchArgs);
}
// Run it twice
function doOAuth(){
try{
DOCS_LIST_API.GdocToFormat();
}catch(e){
}
}
