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Diffstat (limited to 'lib/offline-support.js')
| -rw-r--r-- | lib/offline-support.js | 153 |
1 files changed, 153 insertions, 0 deletions
diff --git a/lib/offline-support.js b/lib/offline-support.js new file mode 100644 index 0000000..4849bd3 --- /dev/null +++ b/lib/offline-support.js @@ -0,0 +1,153 @@ +/*jslint onevar: false, browser: true, evil: true, laxbreak: true, undef: true, nomen: true, eqeqeq: true, bitwise: true, maxerr: 1000, immed: false, white: false, plusplus: false, regexp: false, undef: false */ +/*global jetpack */ +// Released under the MIT/X11 license +// http://www.opensource.org/licenses/mit-license.php +"use strict"; + +/* Offline supporting functions */ +/** + * + * @todo FIXME this probably makes a closure and a memory leak name='changeform' + * investigate + * https://developer.mozilla.org/en/How_to_Turn_Off_Form_Autocompletion + * + * <form method="post" action="process_bug.cgi" autocomplete="off"> + * + * Reading + * http://www.w3.org/TR/1999/REC-html401-19991224/interact/forms.html#h-17.13 + * random notes: - 17.13.3 provides all steps necessary - enctype != + * application/x-www-form-urlencoded => SHOULD fails (no further questions + * needed) - http://www.w3.org/MarkUp/html-spec/html-spec_8.html#SEC8.2.1. is + * nice explanation (albeit quite dated) - on multiple values + * http://www.w3.org/TR/1999/REC-html401-19991224/interact/forms.html#h-17.6.1 - + * příliš jednoduché + * http://www.innovation.ch/java/HTTPClient/emulating_forms.html - + */ +RHBugzillaPage.prototype.serializeForm = function(form) { + let serialForm = { + dataOut : "", + name : form.name, + method : form.method, + acceptCharset : form.acceptCharset, + action : form.action, // TODO shouldn't we get a non-relative URL? + enctype : form.enctype, + cookie : this.doc.cookie, + autocomplete : form.getAttribute("autocomplete"), + bugNo : this.bugNo + }; + + function genURIElement(sName, sValue) { + return encodeURIComponent(sName) + "=" + encodeURIComponent(sValue); + } + + /** + * @param o + * control to be serialized + * @return String with the serialized control + */ + function serializeControl(element) { + let val = element.value; + // console.log("val.toSource() = " + val.toSource()); + /* + * on HTMLSelectElement we have an attribute 'type' of type DOMString, + * readonly The type of this form control. This is the string + * "select-multiple" when the multiple attribute is true and the string + * "select-one" when false. + */ + if ((val == null) || (val == undefined) || (val == "")) { + return; + } else if (val instanceof Array) { + return val.map(function(x) { + return genURIElement(element.name, x.value); + }).join("&"); + } else if (val instanceof String) { + return genURIElement(element.name, val); + } else { // assume HTMLCollection + return Array.map(val, function(x) { + return genURIElement(element.name, x.value); + }).join("&"); + } + } + + serialForm.dataOut = Array.filter(form.elements,function(el) { + return !el.disabled && el.name && + // FIXME shouldn't I just add && el.value here? + (el.checked || /select|textarea/i.test(el.nodeName) || + /text|hidden|password|search/i.test(el.type)); + }).map(serializeControl).join("&"); + return serialForm; +}; + +//RHBugzillaPage.prototype.submitCallback = function(evt) { +// console.log("Submit Callback!"); +// if (jetpack.__parent__.navigator.onLine) { +// let serForm = this +// .serializeForm(jetpack.tabs.focused.contentWindow.document.forms +// .namedItem("changeform")); +//// console.log("serForm:\n" + serForm.toSource()); +// } else { +// let serForm = this +// .serializeForm(jetpack.tabs.focused.contentWindow.document.forms +// .namedItem("changeform")); +// myStorage.forms[this.bugNo] = serForm; +// evt.stopPropagation(); +// evt.preventDefault(); +// } +//}; + +/** + * + * + * Yes, this is correct, this is NOT method of RHBugzillaPage! + */ +/*function onlineCallback() { + function deserializeAndSend(formData) { + // FIXME notImplemented + // is it enough to just + // run XMLHttpRequest? Probably yes, this is just a form + // and this is just a HTTP request + // it is probably better to get already processed + // application/x-www-form-urlencoded + // see http://htmlhelp.com/reference/html40/forms/form.html for details + // and also https://developer.mozilla.org/en/AJAX/Getting_Started + // what's? + // https://developer.mozilla.org/en/Core_JavaScript_1.5_Reference\ + // /Global_Functions/encodeURI & co. + // this seems to be also interesting + // https://developer.mozilla.org/en/Code_snippets/Post_data_to_window + console.error("Sending bugs not implemented yet!"); + return ""; // FIXME check other HTTP headers to be set + + let bugID = formData.bugNo; + let req = new XMLHttpRequest(); + req.open("POST", formData.action, true); + // FIXME co očekávám za odpověď? req.overrideMimeType("text/xml"); + // * Accept-Encoding + // * Accept-Language + // * Accept (MIME types) + req.setRequestHeader("Connection", "keep-alive"); + req.setRequestHeader("Keep-Alive", 300); + req.setRequestHeader("Content-Type", formData.enctype); + req.setRequestHeader("Referer", bugURL + bugID); + req.setRequestHeader("Accept-Charset", formData.acceptCharset); + req.setRequestHeader("Cookie", formData.cookie); + req.onreadystatechange = function(aEvt) { + if (req.readyState == 4) { + if (req.status == 200) { + console.log("Sent form for bug " + bugID); + delete myStorage.forms[bugID]; + } else { + console.error("Sending form for bug " + bugID + "failed!"); + } + } + }; + req.send(formData.data); + } + + if (myStorage.forms.length > 0) { + myStorage.forms.forEach(function(x) { + deserializeAndSend(x); + }); + } +} +*/
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