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https://github.com/kiwix/kiwix-js.git
synced 2025-09-24 04:54:51 -04:00
Implement reading the metadata.txt file, to find its language and date
Use this language to redirect the links to images (File:xxx.jpg for example) to the online version. Fixes #23
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mossroy
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05014e469b
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9c470ea779
16
index.html
16
index.html
@ -63,12 +63,16 @@
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The <a href="https://github.com/mossroy/evopedia-html5/issues">bugtracker</a> is on github too.
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</div>
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<div id="openLocalFiles" style="display: none;">
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<br /> Please select the file titles.idx :<br /> <input type="file"
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id="titleFile" /><br /> Please select the files wikipedia_*.dat
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from the same dump :<br /> <input type="file" id="dataFiles" multiple />
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<br /> Please select the file math.idx from the same dump:<br /> <input type="file"
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id="mathIndexFile" /><br /> Please select the file math.dat from the
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same dump:<br /> <input type="file" id="mathDataFile" /><br />
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<br /> Please select the file titles.idx :<br />
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<input type="file" id="titleFile" /><br />
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Please select the files wikipedia_*.dat from the same dump :<br />
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<input type="file" id="dataFiles" multiple /><br />
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Please select the file math.idx from the same dump:<br />
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<input type="file" id="mathIndexFile" /><br />
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Please select the file math.dat from the same dump:<br />
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<input type="file" id="mathDataFile" /><br />
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Please select the file metadata.txt from the same dump:<br />
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<input type="file" id="metadataFile" /><br />
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</div>
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<div id="scanningForArchives" style="display: none;">
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<br /> Scanning your sdcard for archives... Please wait <img src="img/spinner.gif" />
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29
js/app.js
29
js/app.js
@ -89,9 +89,10 @@ define(function(require) {
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function setLocalArchiveFromArchiveList() {
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var archiveDirectory = $('#archiveList').val();
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localArchive = new evopedia.LocalArchive();
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localArchive.readTitleFile(storage, archiveDirectory);
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localArchive.readDataFiles(storage, archiveDirectory, 0);
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localArchive.readMathFiles(storage, archiveDirectory);
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localArchive.readTitleFileFromStorage(storage, archiveDirectory);
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localArchive.readDataFilesFromStorage(storage, archiveDirectory, 0);
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localArchive.readMathFilesFromStorage(storage, archiveDirectory);
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localArchive.readMetadataFileFromStorage(storage, archiveDirectory);
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}
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/**
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@ -103,6 +104,7 @@ define(function(require) {
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$('#titleFile').on('change', setLocalArchiveFromFileSelect);
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$('#mathIndexFile').on('change', setLocalArchiveFromFileSelect);
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$('#mathDataFile').on('change', setLocalArchiveFromFileSelect);
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$('#metadataFile').on('change', setLocalArchiveFromFileSelect);
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}
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/**
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@ -113,11 +115,13 @@ define(function(require) {
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var titleFile = document.getElementById('titleFile').files[0];
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var mathIndexFile = document.getElementById('mathIndexFile').files[0];
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var mathDataFile = document.getElementById('mathDataFile').files[0];
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var metadataFile = document.getElementById('metadataFile').files[0];
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localArchive = new evopedia.LocalArchive();
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localArchive.dataFiles = dataFiles;
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localArchive.titleFile = titleFile;
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localArchive.mathIndexFile = mathIndexFile;
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localArchive.mathDataFile = mathDataFile;
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localArchive.readMetadataFile(metadataFile);
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}
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/**
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@ -205,11 +209,15 @@ define(function(require) {
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// Display the article inside the web page.
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$('#articleContent').html(htmlArticle);
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// Compile the regular expressions needed to modify links
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var regexOtherLanguage = /^\.?\/?\.\.\/([^\/]+)\/(.*)/;
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var regexImageLink = /^.?\/?[^:]+:(.*)/;
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// Convert links into javascript calls
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var regex = /^\.?\/?\.\.\/([^\/]+)\/(.*)/;
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$('#articleContent').find('a').each(function() {
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// Store current link's url
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var url = $(this).attr("href");
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var lowerCaseUrl = url.toLowerCase();
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var cssClass = $(this).attr("class");
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if (cssClass === "new") {
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@ -225,10 +233,19 @@ define(function(require) {
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else if (url.substring(0, 4) === "http") {
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// It's an external link : do nothing
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}
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else if (url.substring(0, 2) === ".." || url.substring(0, 4) === "./..") {
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else if (url.match(regexOtherLanguage)) {
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// It's a link to another language : change the URL to the online version of wikipedia
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// The regular expression extracts $1 as the language, and $2 as the title name
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var onlineWikipediaUrl = url.replace(regex, "https://$1.wikipedia.org/wiki/$2");
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var onlineWikipediaUrl = url.replace(regexOtherLanguage, "https://$1.wikipedia.org/wiki/$2");
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$(this).attr("href", onlineWikipediaUrl);
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}
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else if (url.match(regexImageLink)
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&& (evopedia.endsWith(lowerCaseUrl, ".png")
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|| evopedia.endsWith(lowerCaseUrl, ".svg")
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|| evopedia.endsWith(lowerCaseUrl, ".jpg")
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|| evopedia.endsWith(lowerCaseUrl, ".jpeg"))) {
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// It's a link to a file of wikipedia : change the URL to the online version
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var onlineWikipediaUrl = url.replace(regexImageLink, "https://"+localArchive.language+".wikipedia.org/wiki/File:$1");
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$(this).attr("href", onlineWikipediaUrl);
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}
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else {
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@ -72,11 +72,9 @@ define(function(require) {
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this.titleFile = null;
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this.mathIndexFile = null;
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this.mathDataFile = null;
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// TODO to be replaced by the real archive attributes
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this.date = "2013-03-14";
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this.language = "zz";
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}
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;
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this.date = null;
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this.language = null;
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};
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/**
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@ -86,7 +84,7 @@ define(function(require) {
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* @param storage
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* @param directory
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*/
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LocalArchive.prototype.readTitleFile = function(storage, directory) {
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LocalArchive.prototype.readTitleFileFromStorage = function(storage, directory) {
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var currentLocalArchiveInstance = this;
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var filerequest = storage.get(directory + '/titles.idx');
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filerequest.onsuccess = function() {
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@ -105,7 +103,7 @@ define(function(require) {
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* @param directory
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* @param index
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*/
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LocalArchive.prototype.readDataFiles = function(storage, directory, index) {
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LocalArchive.prototype.readDataFilesFromStorage = function(storage, directory, index) {
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var currentLocalArchiveInstance = this;
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var prefixedFileNumber = "";
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@ -118,7 +116,7 @@ define(function(require) {
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+ '.dat');
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filerequest.onsuccess = function() {
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currentLocalArchiveInstance.dataFiles[index] = filerequest.result;
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currentLocalArchiveInstance.readDataFiles(storage, directory,
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currentLocalArchiveInstance.readDataFilesFromStorage(storage, directory,
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index + 1);
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};
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filerequest.onerror = function(event) {
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@ -130,6 +128,43 @@ define(function(require) {
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};
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};
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/**
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* Read the metadata.txt file in the given directory, and store its content
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* in the current instance
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*
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* @param storage
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* @param directory
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*/
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LocalArchive.prototype.readMetadataFileFromStorage = function(storage, directory) {
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var currentLocalArchiveInstance = this;
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var filerequest = storage.get(directory + '/metadata.txt');
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filerequest.onsuccess = function() {
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var metadataFile = filerequest.result;
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currentLocalArchiveInstance.readMetadataFile(metadataFile);
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};
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filerequest.onerror = function(event) {
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alert("error reading metadata.txt file in directory "
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+ directory + " : " + event.target.error.name);
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};
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};
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/**
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* Read the metadata file, in order to populate its values in the current
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* instance
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* @param {File} file metadata.txt file
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*/
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LocalArchive.prototype.readMetadataFile = function(file) {
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var currentLocalArchiveInstance = this;
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var reader = new FileReader();
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reader.onload = function(e) {
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var metadata = e.target.result;
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currentLocalArchiveInstance.language = /\nlanguage ?\= ?([^ \n]+)/.exec(metadata)[1];
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currentLocalArchiveInstance.date = /\ndate ?\= ?([^ \n]+)/.exec(metadata)[1];
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};
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reader.readAsText(file);
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};
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/**
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* Read the math files (math.idx and math.dat) in the given directory, and assign it to the
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* current LocalArchive
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@ -137,7 +172,7 @@ define(function(require) {
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* @param storage
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* @param directory
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*/
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LocalArchive.prototype.readMathFiles = function(storage, directory) {
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LocalArchive.prototype.readMathFilesFromStorage = function(storage, directory) {
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var currentLocalArchiveInstance = this;
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var filerequest1 = storage.get(directory + '/math.idx');
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filerequest1.onsuccess = function() {
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@ -724,6 +759,7 @@ define(function(require) {
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*/
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return {
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LocalArchive: LocalArchive,
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Title: Title
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Title: Title,
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endsWith : endsWith
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};
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});
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@ -26,6 +26,8 @@
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<input type="file" id="mathIndexFile" />
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<br /> Please select the file math.dat from the same dump:<br />
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<input type="file" id="mathDataFile" />
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<br /> Please select the file metadata.txt from the same dump:<br />
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<input type="file" id="metadataFile" /><br />
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<br />
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<input type="button" id="runTests" value="Run tests" />
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<div id="qunit"></div>
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@ -34,8 +34,8 @@ define(function(require) {
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localArchive.dataFiles = document.getElementById('dataFiles').files;
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localArchive.mathIndexFile = document.getElementById('mathIndexFile').files[0];
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localArchive.mathDataFile = document.getElementById('mathDataFile').files[0];
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localArchive.language = "small";
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localArchive.date = "2010-08-14";
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var metadataFile = document.getElementById('metadataFile').files[0];
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localArchive.readMetadataFile(metadataFile);
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module("evopedia");
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asyncTest("check getTitlesStartingAtOffset 0", function() {
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