+++ /dev/null
-// FIXME: htmlescape strings!
-
-var VERSION = '0.1';
-
-
-var FileRepo = new function() {
- /* API for files repository */
- var self = this;
- const WL_URL = 'http://www.wolnelektury.pl';
- this.root = null;
-
- this.init = function(success, error) {
- self.initRoot(success);
- };
-
- this.initRoot = function(success) {
- // fs size is irrelevant, PERSISTENT is futile (on Android, at least)
- window.requestFileSystem(LocalFileSystem.TEMPORARY, 0, function(fs) {
- console.log('local fs found: ' + fs.root.fullPath);
- self.root = fs.root;
- success && success();
- }, function() {
- console.log('local fs not found');
- success && success();
- });
- };
-
-
- this.withLocalHtml = function(book_id, success, error) {
- console.log('info:withLocalHtml: id:' + book_id);
- View.spinner('Otwieranie treści utworu');
- if (!self.root)
- error && error('info:withLocalHtml: no local html: no usable filesystem');
-
- var url = "file://" + self.root.fullPath + "/html/" + book_id;
- console.log('info:withLocalHtml: local ajax: ' + url);
- var xhr = new XMLHttpRequest();
- xhr.open('GET', url, true);
- xhr.onload = function() {
- console.log('info:withLocalHtml: fetched by local ajax: ' + url);
- success && success(xhr.responseText);
- }
- xhr.onerror = error;
- xhr.send();
- };
-
-
- // downloads HTML file from server, saves it in cache and calls success with file contents
- this.withHtmlFromServer = function(book_id, success, error) {
- console.log('info:withHtmlFromServer: id:' + book_id);
- // read file from WL
- Catalogue.withBook(book_id, function(book) {
- var url = WL_URL + book.html_file;
- console.log('info:withHtmlFromServer: fetching url: ' + url);
-
- View.spinner("Pobieranie treści utworu z sieci");
-
- if (self.root) {
- window.plugins.downloader.downloadFile(url, self.root.fullPath + "/html/", ""+book_id, true,
- function(data){
- console.log('info:withHtmlFromServer: loaded file from WL');
- self.withLocalHtml(book_id, success, error);
- }, function(data) {
- console.log('error downloading file!')
- error && error("error: "+data);
- });
- }
- else {
- // there's no big fs, so we'll just get the text from AJAX
- console.log('info:withHtmlFromServer: ajax: ' + url);
- var xhr = new XMLHttpRequest();
- xhr.open(url);
- xhr.onload = function() {
- console.log('info:withHtmlFromServer: fetched by ajax: ' + url);
- success && success(xhr.responseText);
- }
- xhr.send();
- }
- });
- };
-
- // calls the callback with contents of the HTML file for a given book,
- // loaded from the server and cached locally
- this.withHtml = function(id, success, error) {
- console.log('info:withHtml: id:' + id);
- self.withLocalHtml(id, success, function() {
- self.withHtmlFromServer(id, success, error);
- });
- };
-};
-
-
-var View = new function() {
- var self = this;
- self.minOffset = 1000;
- //self.element
- self.categories = {
- autor: 'Autorzy',
- rodzaj: 'Rodzaje',
- gatunek: 'Gatunki',
- epoka: 'Epoki'
- };
-
-
- self.init = function() {
- console.log('View.init');
-
- self.viewStack = [];
- self.current;
- navigator.app.overrideBackbutton();
- document.addEventListener("backbutton", View.goBack, true);
-
- self._searchbox = document.getElementById("searchbox");
- self._searchinput = document.getElementById("search");
- self._content = document.getElementById("content");
-
- self.enter(location.href);
- };
-
-
- this.sanitize = function(text) {
- return text.replace(/&/g, "&").replace(/</g, "<");
- };
-
- this.showSearch = function() {
- self._searchbox.style.display = "block";
- };
-
- this.hideSearch = function() {
- self._searchbox.style.display = "none";
- };
-
- this.spinner = function(text) {
- if (!text)
- text = "Ładowanie";
- self._content.innerHTML = "<div class='spinner'><img src='img/spinner.gif' /><br/><span id='spinnertext'>" + text +"</span></div>";
- scroll(0, 0);
- };
-
- this.content = function(text) {
- console.log('content');
-
- self._content.innerHTML = '';
- self._content.innerHTML = text;
- scroll(0, 0);
- }
-
- this.enter = function(url) {
- console.log('View.enter: ' + url);
-
- self.current = url;
- var view = 'Index';
- var arg = null;
-
- var query_start = url.indexOf('?');
- if (query_start != -1) {
- var slash_index = url.indexOf('/', query_start + 1);
- if (slash_index != -1) {
- view = url.substr(query_start + 1, slash_index - query_start - 1);
- arg = url.substr(slash_index + 1);
- }
- else {
- view = url.substr(query_start + 1);
- }
- }
- console.log('View.enter: ' + view + ' ' + arg);
- self['enter' + view](arg);
- }
-
- this.enterIndex = function(arg) {
- console.log('enterIndex');
- self.showSearch();
- var html = "<div class='book-list'>";
- for (category in self.categories)
- html += self.a('Category', category) + self.categories[category] + "</a>\n";
- html += "</div>" +
- "<p id='logo'><img src='img/wl-logo.png' alt='Wolne Lektury' /><br/>\n" +
- "szkolna biblioteka internetowa" +
- //"<br/>v. " + VERSION +
- "</p>";
- self.content(html);
- };
-
- this.enterBook = function(id) {
- id = parseInt(id);
- console.log('enterBook: ' + id);
- self.showSearch();
-
- Catalogue.withBook(id, function(book) {
- Catalogue.withChildren(id, function(children) {
- Catalogue.withAuthors(id, function(authors) {
- var html = "<h1><span class='subheader'>";
- var auths = [];
- for (a in authors) auths.push(authors[a].name);
- html += auths.join(", ");
- html += "</span>" + book.title + "</h1>\n";
- if (book.html_file) {
- html += "<p class='buttons'>" + self.a('BookText', id) + "Czytaj tekst</a></p>";
- }
- if (children.length) {
- html += "<div class='book-list'>";
- for (c in children) {
- child = children[c];
- html += self.a('Book', child.id) + child.title + "</a>\n";
- }
- html += "</div>";
- }
- self.content(html);
- });
- });
- });
- }
-
- this.enterBookText = function(id) {
- id = parseInt(id);
- self.spinner("Otwieranie utworu");
- console.log('enterBookText: ' + id);
- self.hideSearch();
-
- FileRepo.withHtml(id, function(data) {
- self.content(data);
- });
- }
-
- this.enterTag = function(id) {
- id = parseInt(id);
- console.log('enterTag: ' + id);
- self.showSearch();
-
- self.spinner("Otwieranie listy utworów");
-
- Catalogue.withTag(id, function(tag) {
- var html = "<h1><span class='subheader upper'>" + tag.category + ': </span>' + tag.name + "</h1>\n";
- html += "<div class='book-list'>";
- if (tag._books) {
- Catalogue.withBooks(tag._books, function(books) {
- for (var i in books) {
- var book = books[i];
- html += self.a('Book', book.id) + book.title + "</a>\n";
- }
- html += "</div>";
- self.content(html);
- });
- }
- });
- };
-
-
- this.enterCategory = function(category) {
- console.log('enterCategory: ' + category);
- self.spinner("Otwieranie katalogu");
- self.showSearch();
-
- Catalogue.withCategory(category, function(tags) {
- var html = "<h1>" + self.categories[category] + "</h1>\n";
- html += "<div class='book-list'>";
- for (i in tags) {
- tag = tags[i];
- html += self.a('Tag', tag.id) + tag.name + "</a>\n";
- }
- html += "</div>";
- self.content(html);
- });
- };
-
-
-
- this.enterSearch = function(query) {
- console.log('enterTag: ' + query);
- self.showSearch();
-
- var html = "<h1><span class='subheader'>Szukana fraza:</span>" + View.sanitize(query) + "</h1>\n";
-
- if (query.length < 2) {
- html += "<p>Szukana fraza musi mieć co najmniej dwa znaki</p>";
- self.content(html);
- return;
- }
-
- Catalogue.withSearch(query, function(results) {
- if (results.length == 1) {
- self.enter(self.href(results[0].view, results[0].id));
- return;
- }
- if (results.length == 0) {
- html += "<p>Brak wyników wyszukiwania</p>";
- }
- else {
- html += "<div class='book-list'>";
- for (var i in results) {
- var result = results[i];
- html += self.a(result.view, result.id) + result.label + "</a>\n";
- }
- html += "</div>";
- }
- self.content(html);
- });
- };
-
-
- /* search form submit callback */
- this.search = function() {
- self.goTo('?Search/' + self._searchinput.value);
- return false;
- }
-
-
- this.href = function(view, par) {
- return "?"+view+"/"+par;
- };
-
- this.a = function(view, par) {
- return "<a class='"+view+"' onclick='View.goTo(\"" +
- self.href(view, par).replace(/["']/g, "\\$&") + "\");'>";
- };
-
- this.goTo = function(url) {
- self.viewStack.push(self.current);
- console.log('goTo: ' + url);
- self.enter(url);
- };
-
- this.goBack = function() {
- if (self.viewStack.length > 0) {
- var url = self.viewStack.pop();
- console.log('goBack: ' + url);
- self.enter(url);
- }
- else {
- console.log('exiting');
- navigator.app.exitApp();
- }
- };
-}
-
-
-/*
-// for preparing sql statements
-// use like:
-// var s = new Sql("INSERT ... '{0}', '{1}' ...";
-// s.prepare("abc", ...)
-var Sql = function(scheme) {
- var self = this;
- self.text = scheme;
-
- self.sql_escape = function(term) {
- return term.toString().replace("'", "''");
- };
-
- self.prepare = function() {
- var args = arguments;
- return self.text.replace(/{(\d+)}/g, function(match, number) {
- return self.sql_escape(args[number]);
- });
- }
-};*/
-
-
-var Catalogue = new function() {
- /* API for database */
-
- var self = this;
- self.db = null;
-
- this.init = function(success, error) {
- console.log('Catalogue.init');
-
- self.updateDB(function() {
- self.db = window.openDatabase("wolnelektury", "1.0", "WL Catalogue", 1);
- if (self.db) {
- /*var regexp = {
- onFunctionCall: function(val) {
- var re = new RegExp(val.getString(0));
- if (val.getString(1).match(re))
- return 1;
- else
- return 0;
- }
- };
- self.db.createFunction("REGEXP", 2, regexp);*/
-
- success && success();
- } else {
- error && error('Nie mogę otworzyć bazy danych: ' + err);
- }
-
- }, function(err) {
- error && error('Błąd migracji: ' + err);
- });
- };
-
- self.sqlSanitize = function(term) {
- return term.toString().replace("'", "''");
- };
-
-
- /* check if DB needs updating and upload a fresh copy, if so */
- this.updateDB = function(success, error) {
- var db_ver = '0.1.4';
- if (window.localStorage.getItem('db_ver') == db_ver) {
- console.log('db ok, skipping')
- success && success();
- return;
- }
-
- var done = function() {
- window.localStorage.setItem('db_ver', db_ver);
- console.log('db updated');
- success && success();
- };
-
- // db initialize
- // this is Android-specific for now
- var version = device.version.split('.')[0];
- switch(version) {
- case '1':
- self.upload_db_android1(done, error);
- break;
- case '2':
- self.upload_db_android2(done, error);
- break;
- case '3':
- default:
- error && error('Błąd migracji: ' + err);
- };
- };
-
-
- this.upload_db_android1 = function(success, error) {
- console.log('upload db for Android 1.x');
- window.requestFileSystem(LocalFileSystem.APPLICATION, 0, function(fs) {
- window.plugins.assetcopy.copy("initial/wolnelektury.db",
- fs.root.fullPath + "/databases/wolnelektury.db", true,
- function(data) {
- console.log('db upload successful');
- success && success();
- }, function(data) {
- error && error("database upload error: " + data);
- });
- }, error);
- };
-
-
- this.upload_db_android2 = function(success, error) {
- console.log('upload db for Android 2.x');
- window.requestFileSystem(LocalFileSystem.APPLICATION, 0, function(fs) {
-
- // upload databases description file
- window.plugins.assetcopy.copy("initial/Databases.db",
- fs.root.fullPath + "/app_database/Databases.db", true,
- function(data) {
- console.log('db descriptior upload successful');
-
- // upload the database file
- window.plugins.assetcopy.copy("initial/0000000000000001.db",
- fs.root.fullPath + "/app_database/file__0/0000000000000001.db", true,
- function(data) {
- console.log('db upload successful');
- success && success();
- }, function(data) {
- error && error("database upload error: " + data);
- });
-
-
- }, function(data) {
- error && error("database descriptor upload error: " + data);
- });
-
- }, error);
- };
-
-
- this.withBook = function(id, callback) {
- console.log('withBook '+id)
- self.db.transaction(function(tx) {
- tx.executeSql("SELECT * FROM book WHERE id="+id, [],
- function(tx, results) {
- callback(results.rows.item(0));
- });
- });
- };
-
- this.withBooks = function(ids, callback) {
- console.log('withBooks ' + ids)
- self.db.transaction(function(tx) {
- tx.executeSql("SELECT * FROM book WHERE id IN ("+ids+") ORDER BY title", [],
- function(tx, results) {
- var items = [];
- var count = results.rows.length;
- for (var i=0; i<count; ++i) {
- items.push(results.rows.item(i));
- }
- callback(items);
- });
- });
- };
-
- this.withAuthors = function(id, callback) {
- console.log('withAuthors ' + id);
-
- self.db.transaction(function(tx) {
- tx.executeSql("SELECT t.name " +
- "FROM book_tag bt LEFT JOIN tag t ON t.id=bt.tag " +
- "WHERE bt.book="+id+" AND t.category='autor' " +
- "ORDER BY t.sort_key", [],
- function(tx, results) {
- var tags = [];
- var count = results.rows.length;
- for (var i=0; i<count; ++i) {
- tags.push(results.rows.item(i));
- }
- callback(tags);
- });
- });
- };
-
- this.withChildren = function(id, callback) {
- console.log('withChildren ' + id)
- self.db.transaction(function(tx) {
- tx.executeSql("SELECT * FROM book WHERE parent="+id+" ORDER BY parent_number", [],
- function(tx, results) {
- var books = [];
- var count = results.rows.length;
- for (var i=0; i<count; ++i) {
- books.push(results.rows.item(i));
- }
- callback(books);
- });
- });
- };
-
- this.withTag = function(id, callback) {
- console.log('withTag '+id)
- self.db.transaction(function(tx) {
- tx.executeSql("SELECT * FROM tag WHERE id="+id, [],
- function(tx, results) {
- callback(results.rows.item(0));
- });
- });
- };
-
- this.withCategory = function(category, callback) {
- console.log('withCategory ' + category)
- self.db.transaction(function(tx) {
- tx.executeSql("SELECT * FROM tag WHERE category='"+category+"'", [],
- function(tx, results) {
- var items = [];
- var count = results.rows.length;
- for (var i=0; i<count; ++i)
- items.push(results.rows.item(i));
- callback(items);
- });
- });
- };
-
-
-/* this.withUnrelatedBooks = function(books, success) {
- if (books.length == 0) return books;
-
- var book_ids = {};
- for (i in books) {
- book_ids[books[i].id] = true;
- }
- var new_books = [];
-
- var addIfUnrelated = function(book) {
- var addIfUnrelated_wrapped = function(b) {
- if (b.parent) {
- if (b.parent in book_ids) {
- // go to next book
- filterBooks();
- }
- else self.withBook(b.parent, addIfUnrelated_wrapped);
- }
- else {
- new_books.push(book);
- // go to next book
- filterBooks();
- }
- };
- addIfUnrelated_wrapped(book);
- };
-
-
- var filterBooks = function() {
- console.log('filterBooks: ' + books.length);
- if (books.length) {
- addIfUnrelated(books.shift());
- }
- else {
- success && success(new_books);
- }
- };
-
- filterBooks();
- };
-
-
- this.withBooksTagged = function(tag, callback, withChildren) {
- self.db.transaction(function(tx) {
- tx.executeSql("SELECT book.* " +
- "FROM book LEFT JOIN book_tag ON book_tag.book=book.id " +
- "WHERE book_tag.tag="+tag+" ORDER BY book.title", [],
- function(tx, results) {
- var books = [];
- var count = results.rows.length;
- console.log('withBooksTagged('+tag+'): '+count);
- for (var i=0; i<count; ++i) {
- books.push(results.rows.item(i));
- }
- if (withChildren)
- callback(books);
- else self.withUnrelatedBooks(books, callback);
- });
- });
- };
-*/
-
- /* takes a query, returns a list of {view,id,label} objects to a callback */
- this.withSearch = function(term, callback) {
- console.log('searching...');
- var found = [];
-
- function booksFound(tx, results) {
- var len = results.rows.length;
- console.log('found books: ' + len);
- for (var i=0; i<len; i++) {
- var item = results.rows.item(i);
- found.push({
- view: "Book",
- id: item.id,
- label: item.title
- });
- }
- };
-
- function tagsFound(tx, results) {
- var len = results.rows.length;
- console.log('found tags: ' + len);
- for (var i=0; i<len; i++) {
- var item = results.rows.item(i);
- found.push({
- view: "Tag",
- id: item.id,
- label: item.name + ' (' + item.category + ')'
- });
- }
- // TODO error handling
- callback(found);
- };
-
-
- // FIXME escaping
- // TODO pliterki, start of the word match
- self.db.transaction(function(tx) {
- sql_term = self.sqlSanitize(term); // this is still insane, % and _
- tx.executeSql("SELECT id, title FROM book WHERE title LIKE '%"+sql_term+"%' ORDER BY title LIMIT 10", [],
- //tx.executeSql("SELECT id, title FROM book WHERE title REGEXP '.*"+sql_term+".*' ORDER BY title", [],
- function(tx, results) {
- // save the books
- booksFound(tx, results);
- // and proceed to tags
- tx.executeSql("SELECT id, name, category FROM tag WHERE name LIKE '%"+sql_term+"%' ORDER BY name LIMIT 10",
- [], tagsFound);
- },
- function(err) {
- console.log('ERROR:search: '+err.code);
- callback([]);
- });
- });
- };
-
-/*
- // each book and tag in its own transaction
- // TODO: error handling
- self.parse = function(json, success, error) {
- console.log('parsing');
- var sqls = [];
- var addBookSql = new Sql("INSERT INTO book (id, title, html_file, html_file_size) VALUES ('{0}', '{1}', '{2}', '{3}')");
- var addBookTagSql = new Sql("INSERT INTO book_tag (book, tag) VALUES ('{0}', '{1}')");
- var addTagSql = new Sql("INSERT INTO tag (id, category, name) VALUES ('{0}', '{1}', '{2}')");
-
- var bookValues = [];
- var books = json.added.books;
- while (books.length) {
- var book = books.shift();
- if (!book.html) book.html = '';
- if (!book.html_size) book.html_size = '';
- sqls.push(addBookSql.prepare(book.id, book.title, book.html, book.html_size));
- for (var t in book.tags) {
- sqls.push(addBookTagSql.prepare(book.id, book.tags[t]));
- }
- }
- console.log('ASSERT json.added.books.length=0: ' + json.added.books.length);
-
- var categories = {author: 'autor', epoch: 'epoch', genre: 'genre', kind: 'kind', theme: 'motyw'};
- var tags = json.added.tags;
- while (tags.length) {
- var tag = tags.shift();
- sqls.push(addTagSql.prepare(tag.id, categories[tag.category], tag.name));
- }
-
- self.chainSql(sqls, success, error);
- }; */
-}
-
-
-
-function onLoad() {
- console.log('onLoad');
- document.addEventListener("deviceready", onDeviceReady, false);
-}
-
-function onDeviceReady() {
- console.log('onDeviceReady');
- var error = function(err) { alert(err); };
- Catalogue.init(
- function() {
- console.log('after catalogue.init');
- FileRepo.init(
- function() {
- console.log('after FileRepo.init');
- View.init();
- },
- error);
- }, error);
-}
fnp / wl-mobile.git / blobdiff